diff options
325 files changed, 9045 insertions, 9687 deletions
diff --git a/Documentation/RCU/trace.txt b/Documentation/RCU/trace.txt index 187bbf1..8608fd8 100644 --- a/Documentation/RCU/trace.txt +++ b/Documentation/RCU/trace.txt @@ -1,185 +1,10 @@ CONFIG_RCU_TRACE debugfs Files and Formats -The rcupreempt and rcutree implementations of RCU provide debugfs trace -output that summarizes counters and state. This information is useful for -debugging RCU itself, and can sometimes also help to debug abuses of RCU. -Note that the rcuclassic implementation of RCU does not provide debugfs -trace output. - -The following sections describe the debugfs files and formats for -preemptable RCU (rcupreempt) and hierarchical RCU (rcutree). - - -Preemptable RCU debugfs Files and Formats - -This implementation of RCU provides three debugfs files under the -top-level directory RCU: rcu/rcuctrs (which displays the per-CPU -counters used by preemptable RCU) rcu/rcugp (which displays grace-period -counters), and rcu/rcustats (which internal counters for debugging RCU). - -The output of "cat rcu/rcuctrs" looks as follows: - -CPU last cur F M - 0 5 -5 0 0 - 1 -1 0 0 0 - 2 0 1 0 0 - 3 0 1 0 0 - 4 0 1 0 0 - 5 0 1 0 0 - 6 0 2 0 0 - 7 0 -1 0 0 - 8 0 1 0 0 -ggp = 26226, state = waitzero - -The per-CPU fields are as follows: - -o "CPU" gives the CPU number. Offline CPUs are not displayed. - -o "last" gives the value of the counter that is being decremented - for the current grace period phase. In the example above, - the counters sum to 4, indicating that there are still four - RCU read-side critical sections still running that started - before the last counter flip. - -o "cur" gives the value of the counter that is currently being - both incremented (by rcu_read_lock()) and decremented (by - rcu_read_unlock()). In the example above, the counters sum to - 1, indicating that there is only one RCU read-side critical section - still running that started after the last counter flip. - -o "F" indicates whether RCU is waiting for this CPU to acknowledge - a counter flip. In the above example, RCU is not waiting on any, - which is consistent with the state being "waitzero" rather than - "waitack". - -o "M" indicates whether RCU is waiting for this CPU to execute a - memory barrier. In the above example, RCU is not waiting on any, - which is consistent with the state being "waitzero" rather than - "waitmb". - -o "ggp" is the global grace-period counter. - -o "state" is the RCU state, which can be one of the following: - - o "idle": there is no grace period in progress. - - o "waitack": RCU just incremented the global grace-period - counter, which has the effect of reversing the roles of - the "last" and "cur" counters above, and is waiting for - all the CPUs to acknowledge the flip. Once the flip has - been acknowledged, CPUs will no longer be incrementing - what are now the "last" counters, so that their sum will - decrease monotonically down to zero. - - o "waitzero": RCU is waiting for the sum of the "last" counters - to decrease to zero. - - o "waitmb": RCU is waiting for each CPU to execute a memory - barrier, which ensures that instructions from a given CPU's - last RCU read-side critical section cannot be reordered - with instructions following the memory-barrier instruction. - -The output of "cat rcu/rcugp" looks as follows: - -oldggp=48870 newggp=48873 - -Note that reading from this file provokes a synchronize_rcu(). The -"oldggp" value is that of "ggp" from rcu/rcuctrs above, taken before -executing the synchronize_rcu(), and the "newggp" value is also the -"ggp" value, but taken after the synchronize_rcu() command returns. - - -The output of "cat rcu/rcugp" looks as follows: - -na=1337955 nl=40 wa=1337915 wl=44 da=1337871 dl=0 dr=1337871 di=1337871 -1=50989 e1=6138 i1=49722 ie1=82 g1=49640 a1=315203 ae1=265563 a2=49640 -z1=1401244 ze1=1351605 z2=49639 m1=5661253 me1=5611614 m2=49639 - -These are counters tracking internal preemptable-RCU events, however, -some of them may be useful for debugging algorithms using RCU. In -particular, the "nl", "wl", and "dl" values track the number of RCU -callbacks in various states. The fields are as follows: - -o "na" is the total number of RCU callbacks that have been enqueued - since boot. - -o "nl" is the number of RCU callbacks waiting for the previous - grace period to end so that they can start waiting on the next - grace period. - -o "wa" is the total number of RCU callbacks that have started waiting - for a grace period since boot. "na" should be roughly equal to - "nl" plus "wa". - -o "wl" is the number of RCU callbacks currently waiting for their - grace period to end. - -o "da" is the total number of RCU callbacks whose grace periods - have completed since boot. "wa" should be roughly equal to - "wl" plus "da". - -o "dr" is the total number of RCU callbacks that have been removed - from the list of callbacks ready to invoke. "dr" should be roughly - equal to "da". - -o "di" is the total number of RCU callbacks that have been invoked - since boot. "di" should be roughly equal to "da", though some - early versions of preemptable RCU had a bug so that only the - last CPU's count of invocations was displayed, rather than the - sum of all CPU's counts. - -o "1" is the number of calls to rcu_try_flip(). This should be - roughly equal to the sum of "e1", "i1", "a1", "z1", and "m1" - described below. In other words, the number of times that - the state machine is visited should be equal to the sum of the - number of times that each state is visited plus the number of - times that the state-machine lock acquisition failed. - -o "e1" is the number of times that rcu_try_flip() was unable to - acquire the fliplock. - -o "i1" is the number of calls to rcu_try_flip_idle(). - -o "ie1" is the number of times rcu_try_flip_idle() exited early - due to the calling CPU having no work for RCU. - -o "g1" is the number of times that rcu_try_flip_idle() decided - to start a new grace period. "i1" should be roughly equal to - "ie1" plus "g1". - -o "a1" is the number of calls to rcu_try_flip_waitack(). - -o "ae1" is the number of times that rcu_try_flip_waitack() found - that at least one CPU had not yet acknowledge the new grace period - (AKA "counter flip"). - -o "a2" is the number of time rcu_try_flip_waitack() found that - all CPUs had acknowledged. "a1" should be roughly equal to - "ae1" plus "a2". (This particular output was collected on - a 128-CPU machine, hence the smaller-than-usual fraction of - calls to rcu_try_flip_waitack() finding all CPUs having already - acknowledged.) - -o "z1" is the number of calls to rcu_try_flip_waitzero(). - -o "ze1" is the number of times that rcu_try_flip_waitzero() found - that not all of the old RCU read-side critical sections had - completed. - -o "z2" is the number of times that rcu_try_flip_waitzero() finds - the sum of the counters equal to zero, in other words, that - all of the old RCU read-side critical sections had completed. - The value of "z1" should be roughly equal to "ze1" plus - "z2". - -o "m1" is the number of calls to rcu_try_flip_waitmb(). - -o "me1" is the number of times that rcu_try_flip_waitmb() finds - that at least one CPU has not yet executed a memory barrier. - -o "m2" is the number of times that rcu_try_flip_waitmb() finds that - all CPUs have executed a memory barrier. +The rcutree implementation of RCU provides debugfs trace output that +summarizes counters and state. This information is useful for debugging +RCU itself, and can sometimes also help to debug abuses of RCU. +The following sections describe the debugfs files and formats. Hierarchical RCU debugfs Files and Formats @@ -210,9 +35,10 @@ rcu_bh: 6 c=-275 g=-275 pq=1 pqc=-275 qp=0 dt=859/1 dn=0 df=15 of=0 ri=0 ql=0 b=10 7 c=-275 g=-275 pq=1 pqc=-275 qp=0 dt=3761/1 dn=0 df=15 of=0 ri=0 ql=0 b=10 -The first section lists the rcu_data structures for rcu, the second for -rcu_bh. Each section has one line per CPU, or eight for this 8-CPU system. -The fields are as follows: +The first section lists the rcu_data structures for rcu_sched, the second +for rcu_bh. Note that CONFIG_TREE_PREEMPT_RCU kernels will have an +additional section for rcu_preempt. Each section has one line per CPU, +or eight for this 8-CPU system. The fields are as follows: o The number at the beginning of each line is the CPU number. CPUs numbers followed by an exclamation mark are offline, @@ -223,9 +49,9 @@ o The number at the beginning of each line is the CPU number. o "c" is the count of grace periods that this CPU believes have completed. CPUs in dynticks idle mode may lag quite a ways - behind, for example, CPU 4 under "rcu" above, which has slept - through the past 25 RCU grace periods. It is not unusual to - see CPUs lagging by thousands of grace periods. + behind, for example, CPU 4 under "rcu_sched" above, which has + slept through the past 25 RCU grace periods. It is not unusual + to see CPUs lagging by thousands of grace periods. o "g" is the count of grace periods that this CPU believes have started. Again, CPUs in dynticks idle mode may lag behind. @@ -308,8 +134,10 @@ The output of "cat rcu/rcugp" looks as follows: rcu_sched: completed=33062 gpnum=33063 rcu_bh: completed=464 gpnum=464 -Again, this output is for both "rcu" and "rcu_bh". The fields are -taken from the rcu_state structure, and are as follows: +Again, this output is for both "rcu_sched" and "rcu_bh". Note that +kernels built with CONFIG_TREE_PREEMPT_RCU will have an additional +"rcu_preempt" line. The fields are taken from the rcu_state structure, +and are as follows: o "completed" is the number of grace periods that have completed. It is comparable to the "c" field from rcu/rcudata in that a @@ -324,23 +152,24 @@ o "gpnum" is the number of grace periods that have started. It is If these two fields are equal (as they are for "rcu_bh" above), then there is no grace period in progress, in other words, RCU is idle. On the other hand, if the two fields differ (as they - do for "rcu" above), then an RCU grace period is in progress. + do for "rcu_sched" above), then an RCU grace period is in progress. The output of "cat rcu/rcuhier" looks as follows, with very long lines: -c=6902 g=6903 s=2 jfq=3 j=72c7 nfqs=13142/nfqsng=0(13142) fqlh=6 -1/1 0:127 ^0 -3/3 0:35 ^0 0/0 36:71 ^1 0/0 72:107 ^2 0/0 108:127 ^3 -3/3f 0:5 ^0 2/3 6:11 ^1 0/0 12:17 ^2 0/0 18:23 ^3 0/0 24:29 ^4 0/0 30:35 ^5 0/0 36:41 ^0 0/0 42:47 ^1 0/0 48:53 ^2 0/0 54:59 ^3 0/0 60:65 ^4 0/0 66:71 ^5 0/0 72:77 ^0 0/0 78:83 ^1 0/0 84:89 ^2 0/0 90:95 ^3 0/0 96:101 ^4 0/0 102:107 ^5 0/0 108:113 ^0 0/0 114:119 ^1 0/0 120:125 ^2 0/0 126:127 ^3 +c=6902 g=6903 s=2 jfq=3 j=72c7 nfqs=13142/nfqsng=0(13142) fqlh=6 oqlen=0 +1/1 .>. 0:127 ^0 +3/3 .>. 0:35 ^0 0/0 .>. 36:71 ^1 0/0 .>. 72:107 ^2 0/0 .>. 108:127 ^3 +3/3f .>. 0:5 ^0 2/3 .>. 6:11 ^1 0/0 .>. 12:17 ^2 0/0 .>. 18:23 ^3 0/0 .>. 24:29 ^4 0/0 .>. 30:35 ^5 0/0 .>. 36:41 ^0 0/0 .>. 42:47 ^1 0/0 .>. 48:53 ^2 0/0 .>. 54:59 ^3 0/0 .>. 60:65 ^4 0/0 .>. 66:71 ^5 0/0 .>. 72:77 ^0 0/0 .>. 78:83 ^1 0/0 .>. 84:89 ^2 0/0 .>. 90:95 ^3 0/0 .>. 96:101 ^4 0/0 .>. 102:107 ^5 0/0 .>. 108:113 ^0 0/0 .>. 114:119 ^1 0/0 .>. 120:125 ^2 0/0 .>. 126:127 ^3 rcu_bh: -c=-226 g=-226 s=1 jfq=-5701 j=72c7 nfqs=88/nfqsng=0(88) fqlh=0 -0/1 0:127 ^0 -0/3 0:35 ^0 0/0 36:71 ^1 0/0 72:107 ^2 0/0 108:127 ^3 -0/3f 0:5 ^0 0/3 6:11 ^1 0/0 12:17 ^2 0/0 18:23 ^3 0/0 24:29 ^4 0/0 30:35 ^5 0/0 36:41 ^0 0/0 42:47 ^1 0/0 48:53 ^2 0/0 54:59 ^3 0/0 60:65 ^4 0/0 66:71 ^5 0/0 72:77 ^0 0/0 78:83 ^1 0/0 84:89 ^2 0/0 90:95 ^3 0/0 96:101 ^4 0/0 102:107 ^5 0/0 108:113 ^0 0/0 114:119 ^1 0/0 120:125 ^2 0/0 126:127 ^3 +c=-226 g=-226 s=1 jfq=-5701 j=72c7 nfqs=88/nfqsng=0(88) fqlh=0 oqlen=0 +0/1 .>. 0:127 ^0 +0/3 .>. 0:35 ^0 0/0 .>. 36:71 ^1 0/0 .>. 72:107 ^2 0/0 .>. 108:127 ^3 +0/3f .>. 0:5 ^0 0/3 .>. 6:11 ^1 0/0 .>. 12:17 ^2 0/0 .>. 18:23 ^3 0/0 .>. 24:29 ^4 0/0 .>. 30:35 ^5 0/0 .>. 36:41 ^0 0/0 .>. 42:47 ^1 0/0 .>. 48:53 ^2 0/0 .>. 54:59 ^3 0/0 .>. 60:65 ^4 0/0 .>. 66:71 ^5 0/0 .>. 72:77 ^0 0/0 .>. 78:83 ^1 0/0 .>. 84:89 ^2 0/0 .>. 90:95 ^3 0/0 .>. 96:101 ^4 0/0 .>. 102:107 ^5 0/0 .>. 108:113 ^0 0/0 .>. 114:119 ^1 0/0 .>. 120:125 ^2 0/0 .>. 126:127 ^3 -This is once again split into "rcu" and "rcu_bh" portions. The fields are -as follows: +This is once again split into "rcu_sched" and "rcu_bh" portions, +and CONFIG_TREE_PREEMPT_RCU kernels will again have an additional +"rcu_preempt" section. The fields are as follows: o "c" is exactly the same as "completed" under rcu/rcugp. @@ -372,6 +201,11 @@ o "fqlh" is the number of calls to force_quiescent_state() that exited immediately (without even being counted in nfqs above) due to contention on ->fqslock. +o "oqlen" is the number of callbacks on the "orphan" callback + list. RCU callbacks are placed on this list by CPUs going + offline, and are "adopted" either by the CPU helping the outgoing + CPU or by the next rcu_barrier*() call, whichever comes first. + o Each element of the form "1/1 0:127 ^0" represents one struct rcu_node. Each line represents one level of the hierarchy, from root to leaves. It is best to think of the rcu_data structures @@ -379,7 +213,7 @@ o Each element of the form "1/1 0:127 ^0" represents one struct might be either one, two, or three levels of rcu_node structures, depending on the relationship between CONFIG_RCU_FANOUT and CONFIG_NR_CPUS. - + o The numbers separated by the "/" are the qsmask followed by the qsmaskinit. The qsmask will have one bit set for each entity in the next lower level that @@ -389,10 +223,19 @@ o Each element of the form "1/1 0:127 ^0" represents one struct The value of qsmaskinit is assigned to that of qsmask at the beginning of each grace period. - For example, for "rcu", the qsmask of the first entry - of the lowest level is 0x14, meaning that we are still - waiting for CPUs 2 and 4 to check in for the current - grace period. + For example, for "rcu_sched", the qsmask of the first + entry of the lowest level is 0x14, meaning that we + are still waiting for CPUs 2 and 4 to check in for the + current grace period. + + o The characters separated by the ">" indicate the state + of the blocked-tasks lists. A "T" preceding the ">" + indicates that at least one task blocked in an RCU + read-side critical section blocks the current grace + period, while a "." preceding the ">" indicates otherwise. + The character following the ">" indicates similarly for + the next grace period. A "T" should appear in this + field only for rcu-preempt. o The numbers separated by the ":" are the range of CPUs served by this struct rcu_node. This can be helpful @@ -431,8 +274,9 @@ rcu_bh: 6 np=120834 qsp=9902 cbr=0 cng=0 gpc=6 gps=3 nf=2 nn=110921 7 np=144888 qsp=26336 cbr=0 cng=0 gpc=8 gps=2 nf=0 nn=118542 -As always, this is once again split into "rcu" and "rcu_bh" portions. -The fields are as follows: +As always, this is once again split into "rcu_sched" and "rcu_bh" +portions, with CONFIG_TREE_PREEMPT_RCU kernels having an additional +"rcu_preempt" section. The fields are as follows: o "np" is the number of times that __rcu_pending() has been invoked for the corresponding flavor of RCU. diff --git a/Documentation/RCU/whatisRCU.txt b/Documentation/RCU/whatisRCU.txt index e41a7fe..d542ca2 100644 --- a/Documentation/RCU/whatisRCU.txt +++ b/Documentation/RCU/whatisRCU.txt @@ -830,7 +830,7 @@ sched: Critical sections Grace period Barrier SRCU: Critical sections Grace period Barrier srcu_read_lock synchronize_srcu N/A - srcu_read_unlock + srcu_read_unlock synchronize_srcu_expedited SRCU: Initialization/cleanup init_srcu_struct diff --git a/Documentation/dontdiff b/Documentation/dontdiff index e1efc40..e151b2a 100644 --- a/Documentation/dontdiff +++ b/Documentation/dontdiff @@ -65,6 +65,7 @@ aicdb.h* asm-offsets.h asm_offsets.h autoconf.h* +av_permissions.h bbootsect bin2c binkernel.spec @@ -95,12 +96,14 @@ docproc elf2ecoff elfconfig.h* fixdep +flask.h fore200e_mkfirm fore200e_pca_fw.c* gconf gen-devlist gen_crc32table gen_init_cpio +genheaders genksyms *_gray256.c ihex2fw diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 52c34b4..d8ce217 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -85,7 +85,6 @@ parameter is applicable: PPT Parallel port support is enabled. PS2 Appropriate PS/2 support is enabled. RAM RAM disk support is enabled. - ROOTPLUG The example Root Plug LSM is enabled. S390 S390 architecture is enabled. SCSI Appropriate SCSI support is enabled. A lot of drivers has their options described inside of @@ -779,6 +778,13 @@ and is between 256 and 4096 characters. It is defined in the file by the set_ftrace_notrace file in the debugfs tracing directory. + ftrace_graph_filter=[function-list] + [FTRACE] Limit the top level callers functions traced + by the function graph tracer at boot up. + function-list is a comma separated list of functions + that can be changed at run time by the + set_graph_function file in the debugfs tracing directory. + gamecon.map[2|3]= [HW,JOY] Multisystem joystick and NES/SNES/PSX pad support via parallel port (up to 5 devices per port) @@ -2032,8 +2038,15 @@ and is between 256 and 4096 characters. It is defined in the file print-fatal-signals= [KNL] debug: print fatal signals - print-fatal-signals=1: print segfault info to - the kernel console. + + If enabled, warn about various signal handling + related application anomalies: too many signals, + too many POSIX.1 timers, fatal signals causing a + coredump - etc. + + If you hit the warning due to signal overflow, + you might want to try "ulimit -i unlimited". + default: off. printk.time= Show timing data prefixed to each printk message line @@ -2164,15 +2177,6 @@ and is between 256 and 4096 characters. It is defined in the file Useful for devices that are detected asynchronously (e.g. USB and MMC devices). - root_plug.vendor_id= - [ROOTPLUG] Override the default vendor ID - - root_plug.product_id= - [ROOTPLUG] Override the default product ID - - root_plug.debug= - [ROOTPLUG] Enable debugging output - rw [KNL] Mount root device read-write on boot S [KNL] Run init in single mode diff --git a/Documentation/pcmcia/driver-changes.txt b/Documentation/pcmcia/driver-changes.txt index 0599343..446f43b 100644 --- a/Documentation/pcmcia/driver-changes.txt +++ b/Documentation/pcmcia/driver-changes.txt @@ -1,5 +1,17 @@ This file details changes in 2.6 which affect PCMCIA card driver authors: +* no cs_error / CS_CHECK / CONFIG_PCMCIA_DEBUG (as of 2.6.33) + Instead of the cs_error() callback or the CS_CHECK() macro, please use + Linux-style checking of return values, and -- if necessary -- debug + messages using "dev_dbg()" or "pr_debug()". + +* New CIS tuple access (as of 2.6.33) + Instead of pcmcia_get_{first,next}_tuple(), pcmcia_get_tuple_data() and + pcmcia_parse_tuple(), a driver shall use "pcmcia_get_tuple()" if it is + only interested in one (raw) tuple, or "pcmcia_loop_tuple()" if it is + interested in all tuples of one type. To decode the MAC from CISTPL_FUNCE, + a new helper "pcmcia_get_mac_from_cis()" was added. + * New configuration loop helper (as of 2.6.28) By calling pcmcia_loop_config(), a driver can iterate over all available configuration options. During a driver's probe() phase, one doesn't need diff --git a/Documentation/trace/ftrace-design.txt b/Documentation/trace/ftrace-design.txt index 7003e10..641a1ef 100644 --- a/Documentation/trace/ftrace-design.txt +++ b/Documentation/trace/ftrace-design.txt @@ -213,10 +213,19 @@ If you can't trace NMI functions, then skip this option. <details to be filled> -HAVE_FTRACE_SYSCALLS +HAVE_SYSCALL_TRACEPOINTS --------------------- -<details to be filled> +You need very few things to get the syscalls tracing in an arch. + +- Have a NR_syscalls variable in <asm/unistd.h> that provides the number + of syscalls supported by the arch. +- Implement arch_syscall_addr() that resolves a syscall address from a + syscall number. +- Support the TIF_SYSCALL_TRACEPOINT thread flags +- Put the trace_sys_enter() and trace_sys_exit() tracepoints calls from ptrace + in the ptrace syscalls tracing path. +- Tag this arch as HAVE_SYSCALL_TRACEPOINTS. HAVE_FTRACE_MCOUNT_RECORD diff --git a/MAINTAINERS b/MAINTAINERS index 1186b19..89ceb40 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3023,11 +3023,8 @@ S: Maintained F: fs/autofs4/ KERNEL BUILD -M: Sam Ravnborg <sam@ravnborg.org> -T: git git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-next.git -T: git git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes.git L: linux-kbuild@vger.kernel.org -S: Maintained +S: Orphan F: Documentation/kbuild/ F: Makefile F: scripts/Makefile.* @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 32 -EXTRAVERSION = -rc8 +EXTRAVERSION = NAME = Man-Eating Seals of Antiquity # *DOCUMENTATION* @@ -379,6 +379,7 @@ export RCS_TAR_IGNORE := --exclude SCCS --exclude BitKeeper --exclude .svn --exc PHONY += scripts_basic scripts_basic: $(Q)$(MAKE) $(build)=scripts/basic + $(Q)rm -f .tmp_quiet_recordmcount # To avoid any implicit rule to kick in, define an empty command. scripts/basic/%: scripts_basic ; diff --git a/arch/avr32/include/asm/bug.h b/arch/avr32/include/asm/bug.h index 331d45b..2aa373cc 100644 --- a/arch/avr32/include/asm/bug.h +++ b/arch/avr32/include/asm/bug.h @@ -52,7 +52,7 @@ #define BUG() \ do { \ _BUG_OR_WARN(0); \ - for (;;); \ + unreachable(); \ } while (0) #define WARN_ON(condition) \ diff --git a/arch/ia64/include/asm/swiotlb.h b/arch/ia64/include/asm/swiotlb.h index dcbaea7..f0acde6 100644 --- a/arch/ia64/include/asm/swiotlb.h +++ b/arch/ia64/include/asm/swiotlb.h @@ -4,8 +4,6 @@ #include <linux/dma-mapping.h> #include <linux/swiotlb.h> -extern int swiotlb_force; - #ifdef CONFIG_SWIOTLB extern int swiotlb; extern void pci_swiotlb_init(void); diff --git a/arch/ia64/kernel/pci-swiotlb.c b/arch/ia64/kernel/pci-swiotlb.c index 285aae8..53292ab 100644 --- a/arch/ia64/kernel/pci-swiotlb.c +++ b/arch/ia64/kernel/pci-swiotlb.c @@ -41,7 +41,7 @@ struct dma_map_ops swiotlb_dma_ops = { void __init swiotlb_dma_init(void) { dma_ops = &swiotlb_dma_ops; - swiotlb_init(); + swiotlb_init(1); } void __init pci_swiotlb_init(void) @@ -51,7 +51,7 @@ void __init pci_swiotlb_init(void) swiotlb = 1; printk(KERN_INFO "PCI-DMA: Re-initialize machine vector.\n"); machvec_init("dig"); - swiotlb_init(); + swiotlb_init(1); dma_ops = &swiotlb_dma_ops; #else panic("Unable to find Intel IOMMU"); diff --git a/arch/mips/include/asm/bug.h b/arch/mips/include/asm/bug.h index 6cf29c2..540c98a 100644 --- a/arch/mips/include/asm/bug.h +++ b/arch/mips/include/asm/bug.h @@ -11,9 +11,7 @@ static inline void __noreturn BUG(void) { __asm__ __volatile__("break %0" : : "i" (BRK_BUG)); - /* Fool GCC into thinking the function doesn't return. */ - while (1) - ; + unreachable(); } #define HAVE_ARCH_BUG diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c index 3fe1fcf..fe0d798 100644 --- a/arch/mips/kernel/syscall.c +++ b/arch/mips/kernel/syscall.c @@ -306,6 +306,7 @@ static inline int mips_atomic_set(struct pt_regs *regs, if (cpu_has_llsc && R10000_LLSC_WAR) { __asm__ __volatile__ ( + " .set mips3 \n" " li %[err], 0 \n" "1: ll %[old], (%[addr]) \n" " move %[tmp], %[new] \n" @@ -320,6 +321,7 @@ static inline int mips_atomic_set(struct pt_regs *regs, " "STR(PTR)" 1b, 4b \n" " "STR(PTR)" 2b, 4b \n" " .previous \n" + " .set mips0 \n" : [old] "=&r" (old), [err] "=&r" (err), [tmp] "=&r" (tmp) @@ -329,6 +331,7 @@ static inline int mips_atomic_set(struct pt_regs *regs, : "memory"); } else if (cpu_has_llsc) { __asm__ __volatile__ ( + " .set mips3 \n" " li %[err], 0 \n" "1: ll %[old], (%[addr]) \n" " move %[tmp], %[new] \n" @@ -347,6 +350,7 @@ static inline int mips_atomic_set(struct pt_regs *regs, " "STR(PTR)" 1b, 5b \n" " "STR(PTR)" 2b, 5b \n" " .previous \n" + " .set mips0 \n" : [old] "=&r" (old), [err] "=&r" (err), [tmp] "=&r" (tmp) diff --git a/arch/mips/rb532/devices.c b/arch/mips/rb532/devices.c index 9f40e1f..041fc1a 100644 --- a/arch/mips/rb532/devices.c +++ b/arch/mips/rb532/devices.c @@ -110,7 +110,6 @@ static struct korina_device korina_dev0_data = { static struct platform_device korina_dev0 = { .id = -1, .name = "korina", - .dev.driver_data = &korina_dev0_data, .resource = korina_dev0_res, .num_resources = ARRAY_SIZE(korina_dev0_res), }; @@ -332,6 +331,8 @@ static int __init plat_setup_devices(void) /* set the uart clock to the current cpu frequency */ rb532_uart_res[0].uartclk = idt_cpu_freq; + dev_set_drvdata(&korina_dev0.dev, &korina_dev0_data); + return platform_add_devices(rb532_devs, ARRAY_SIZE(rb532_devs)); } diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index 53bcf3d..b152de3 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -345,7 +345,7 @@ void __init setup_arch(char **cmdline_p) #ifdef CONFIG_SWIOTLB if (ppc_swiotlb_enable) - swiotlb_init(); + swiotlb_init(1); #endif paging_init(); diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 04f638d..df2c9e9 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -550,7 +550,7 @@ void __init setup_arch(char **cmdline_p) #ifdef CONFIG_SWIOTLB if (ppc_swiotlb_enable) - swiotlb_init(); + swiotlb_init(1); #endif paging_init(); diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 43c0aca..16c6730 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -95,6 +95,34 @@ config S390 select HAVE_ARCH_TRACEHOOK select INIT_ALL_POSSIBLE select HAVE_PERF_EVENTS + select ARCH_INLINE_SPIN_TRYLOCK + select ARCH_INLINE_SPIN_TRYLOCK_BH + select ARCH_INLINE_SPIN_LOCK + select ARCH_INLINE_SPIN_LOCK_BH + select ARCH_INLINE_SPIN_LOCK_IRQ + select ARCH_INLINE_SPIN_LOCK_IRQSAVE + select ARCH_INLINE_SPIN_UNLOCK + select ARCH_INLINE_SPIN_UNLOCK_BH + select ARCH_INLINE_SPIN_UNLOCK_IRQ + select ARCH_INLINE_SPIN_UNLOCK_IRQRESTORE + select ARCH_INLINE_READ_TRYLOCK + select ARCH_INLINE_READ_LOCK + select ARCH_INLINE_READ_LOCK_BH + select ARCH_INLINE_READ_LOCK_IRQ + select ARCH_INLINE_READ_LOCK_IRQSAVE + select ARCH_INLINE_READ_UNLOCK + select ARCH_INLINE_READ_UNLOCK_BH + select ARCH_INLINE_READ_UNLOCK_IRQ + select ARCH_INLINE_READ_UNLOCK_IRQRESTORE + select ARCH_INLINE_WRITE_TRYLOCK + select ARCH_INLINE_WRITE_LOCK + select ARCH_INLINE_WRITE_LOCK_BH + select ARCH_INLINE_WRITE_LOCK_IRQ + select ARCH_INLINE_WRITE_LOCK_IRQSAVE + select ARCH_INLINE_WRITE_UNLOCK + select ARCH_INLINE_WRITE_UNLOCK_BH + select ARCH_INLINE_WRITE_UNLOCK_IRQ + select ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE config SCHED_OMIT_FRAME_POINTER bool diff --git a/arch/s390/include/asm/bug.h b/arch/s390/include/asm/bug.h index 7efd0ab..efb74fd 100644 --- a/arch/s390/include/asm/bug.h +++ b/arch/s390/include/asm/bug.h @@ -49,7 +49,7 @@ #define BUG() do { \ __EMIT_BUG(0); \ - for (;;); \ + unreachable(); \ } while (0) #define WARN_ON(x) ({ \ diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h index 41ce686..c9af0d19 100644 --- a/arch/s390/include/asm/spinlock.h +++ b/arch/s390/include/asm/spinlock.h @@ -191,33 +191,4 @@ static inline int __raw_write_trylock(raw_rwlock_t *rw) #define _raw_read_relax(lock) cpu_relax() #define _raw_write_relax(lock) cpu_relax() -#define __always_inline__spin_lock -#define __always_inline__read_lock -#define __always_inline__write_lock -#define __always_inline__spin_lock_bh -#define __always_inline__read_lock_bh -#define __always_inline__write_lock_bh -#define __always_inline__spin_lock_irq -#define __always_inline__read_lock_irq -#define __always_inline__write_lock_irq -#define __always_inline__spin_lock_irqsave -#define __always_inline__read_lock_irqsave -#define __always_inline__write_lock_irqsave -#define __always_inline__spin_trylock -#define __always_inline__read_trylock -#define __always_inline__write_trylock -#define __always_inline__spin_trylock_bh -#define __always_inline__spin_unlock -#define __always_inline__read_unlock -#define __always_inline__write_unlock -#define __always_inline__spin_unlock_bh -#define __always_inline__read_unlock_bh -#define __always_inline__write_unlock_bh -#define __always_inline__spin_unlock_irq -#define __always_inline__read_unlock_irq -#define __always_inline__write_unlock_irq -#define __always_inline__spin_unlock_irqrestore -#define __always_inline__read_unlock_irqrestore -#define __always_inline__write_unlock_irqrestore - #endif /* __ASM_SPINLOCK_H */ diff --git a/arch/s390/kernel/ftrace.c b/arch/s390/kernel/ftrace.c index f5fe34d..5a82bc6 100644 --- a/arch/s390/kernel/ftrace.c +++ b/arch/s390/kernel/ftrace.c @@ -203,73 +203,10 @@ out: #ifdef CONFIG_FTRACE_SYSCALLS -extern unsigned long __start_syscalls_metadata[]; -extern unsigned long __stop_syscalls_metadata[]; extern unsigned int sys_call_table[]; -static struct syscall_metadata **syscalls_metadata; - -struct syscall_metadata *syscall_nr_to_meta(int nr) -{ - if (!syscalls_metadata || nr >= NR_syscalls || nr < 0) - return NULL; - - return syscalls_metadata[nr]; -} - -int syscall_name_to_nr(char *name) -{ - int i; - - if (!syscalls_metadata) - return -1; - for (i = 0; i < NR_syscalls; i++) - if (syscalls_metadata[i]) - if (!strcmp(syscalls_metadata[i]->name, name)) - return i; - return -1; -} - -void set_syscall_enter_id(int num, int id) -{ - syscalls_metadata[num]->enter_id = id; -} - -void set_syscall_exit_id(int num, int id) +unsigned long __init arch_syscall_addr(int nr) { - syscalls_metadata[num]->exit_id = id; -} - -static struct syscall_metadata *find_syscall_meta(unsigned long syscall) -{ - struct syscall_metadata *start; - struct syscall_metadata *stop; - char str[KSYM_SYMBOL_LEN]; - - start = (struct syscall_metadata *)__start_syscalls_metadata; - stop = (struct syscall_metadata *)__stop_syscalls_metadata; - kallsyms_lookup(syscall, NULL, NULL, NULL, str); - - for ( ; start < stop; start++) { - if (start->name && !strcmp(start->name + 3, str + 3)) - return start; - } - return NULL; -} - -static int __init arch_init_ftrace_syscalls(void) -{ - struct syscall_metadata *meta; - int i; - syscalls_metadata = kzalloc(sizeof(*syscalls_metadata) * NR_syscalls, - GFP_KERNEL); - if (!syscalls_metadata) - return -ENOMEM; - for (i = 0; i < NR_syscalls; i++) { - meta = find_syscall_meta((unsigned long)sys_call_table[i]); - syscalls_metadata[i] = meta; - } - return 0; + return (unsigned long)sys_call_table[nr]; } -arch_initcall(arch_init_ftrace_syscalls); #endif diff --git a/arch/x86/include/asm/amd_iommu.h b/arch/x86/include/asm/amd_iommu.h index 4b18089..5af2982 100644 --- a/arch/x86/include/asm/amd_iommu.h +++ b/arch/x86/include/asm/amd_iommu.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2007-2008 Advanced Micro Devices, Inc. + * Copyright (C) 2007-2009 Advanced Micro Devices, Inc. * Author: Joerg Roedel <joerg.roedel@amd.com> * Leo Duran <leo.duran@amd.com> * @@ -23,19 +23,13 @@ #include <linux/irqreturn.h> #ifdef CONFIG_AMD_IOMMU -extern int amd_iommu_init(void); -extern int amd_iommu_init_dma_ops(void); -extern int amd_iommu_init_passthrough(void); + extern void amd_iommu_detect(void); -extern irqreturn_t amd_iommu_int_handler(int irq, void *data); -extern void amd_iommu_flush_all_domains(void); -extern void amd_iommu_flush_all_devices(void); -extern void amd_iommu_shutdown(void); -extern void amd_iommu_apply_erratum_63(u16 devid); + #else -static inline int amd_iommu_init(void) { return -ENODEV; } + static inline void amd_iommu_detect(void) { } -static inline void amd_iommu_shutdown(void) { } + #endif #endif /* _ASM_X86_AMD_IOMMU_H */ diff --git a/arch/x86/include/asm/amd_iommu_proto.h b/arch/x86/include/asm/amd_iommu_proto.h new file mode 100644 index 0000000..84786fb --- /dev/null +++ b/arch/x86/include/asm/amd_iommu_proto.h @@ -0,0 +1,38 @@ +/* + * Copyright (C) 2009 Advanced Micro Devices, Inc. + * Author: Joerg Roedel <joerg.roedel@amd.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _ASM_X86_AMD_IOMMU_PROTO_H +#define _ASM_X86_AMD_IOMMU_PROTO_H + +struct amd_iommu; + +extern int amd_iommu_init_dma_ops(void); +extern int amd_iommu_init_passthrough(void); +extern irqreturn_t amd_iommu_int_handler(int irq, void *data); +extern void amd_iommu_flush_all_domains(void); +extern void amd_iommu_flush_all_devices(void); +extern void amd_iommu_apply_erratum_63(u16 devid); +extern void amd_iommu_reset_cmd_buffer(struct amd_iommu *iommu); + +#ifndef CONFIG_AMD_IOMMU_STATS + +static inline void amd_iommu_stats_init(void) { } + +#endif /* !CONFIG_AMD_IOMMU_STATS */ + +#endif /* _ASM_X86_AMD_IOMMU_PROTO_H */ diff --git a/arch/x86/include/asm/amd_iommu_types.h b/arch/x86/include/asm/amd_iommu_types.h index 2a2cc7a..ba19ad4 100644 --- a/arch/x86/include/asm/amd_iommu_types.h +++ b/arch/x86/include/asm/amd_iommu_types.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2007-2008 Advanced Micro Devices, Inc. + * Copyright (C) 2007-2009 Advanced Micro Devices, Inc. * Author: Joerg Roedel <joerg.roedel@amd.com> * Leo Duran <leo.duran@amd.com> * @@ -25,6 +25,11 @@ #include <linux/spinlock.h> /* + * Maximum number of IOMMUs supported + */ +#define MAX_IOMMUS 32 + +/* * some size calculation constants */ #define DEV_TABLE_ENTRY_SIZE 32 @@ -206,6 +211,9 @@ extern bool amd_iommu_dump; printk(KERN_INFO "AMD-Vi: " format, ## arg); \ } while(0); +/* global flag if IOMMUs cache non-present entries */ +extern bool amd_iommu_np_cache; + /* * Make iterating over all IOMMUs easier */ @@ -226,6 +234,8 @@ extern bool amd_iommu_dump; * independent of their use. */ struct protection_domain { + struct list_head list; /* for list of all protection domains */ + struct list_head dev_list; /* List of all devices in this domain */ spinlock_t lock; /* mostly used to lock the page table*/ u16 id; /* the domain id written to the device table */ int mode; /* paging mode (0-6 levels) */ @@ -233,7 +243,20 @@ struct protection_domain { unsigned long flags; /* flags to find out type of domain */ bool updated; /* complete domain flush required */ unsigned dev_cnt; /* devices assigned to this domain */ + unsigned dev_iommu[MAX_IOMMUS]; /* per-IOMMU reference count */ void *priv; /* private data */ + +}; + +/* + * This struct contains device specific data for the IOMMU + */ +struct iommu_dev_data { + struct list_head list; /* For domain->dev_list */ + struct device *dev; /* Device this data belong to */ + struct device *alias; /* The Alias Device */ + struct protection_domain *domain; /* Domain the device is bound to */ + atomic_t bind; /* Domain attach reverent count */ }; /* @@ -291,6 +314,9 @@ struct dma_ops_domain { struct amd_iommu { struct list_head list; + /* Index within the IOMMU array */ + int index; + /* locks the accesses to the hardware */ spinlock_t lock; @@ -357,6 +383,21 @@ struct amd_iommu { extern struct list_head amd_iommu_list; /* + * Array with pointers to each IOMMU struct + * The indices are referenced in the protection domains + */ +extern struct amd_iommu *amd_iommus[MAX_IOMMUS]; + +/* Number of IOMMUs present in the system */ +extern int amd_iommus_present; + +/* + * Declarations for the global list of all protection domains + */ +extern spinlock_t amd_iommu_pd_lock; +extern struct list_head amd_iommu_pd_list; + +/* * Structure defining one entry in the device table */ struct dev_table_entry { @@ -416,15 +457,9 @@ extern unsigned amd_iommu_aperture_order; /* largest PCI device id we expect translation requests for */ extern u16 amd_iommu_last_bdf; -/* data structures for protection domain handling */ -extern struct protection_domain **amd_iommu_pd_table; - /* allocation bitmap for domain ids */ extern unsigned long *amd_iommu_pd_alloc_bitmap; -/* will be 1 if device isolation is enabled */ -extern bool amd_iommu_isolate; - /* * If true, the addresses will be flushed on unmap time, not when * they are reused @@ -462,11 +497,6 @@ struct __iommu_counter { #define ADD_STATS_COUNTER(name, x) #define SUB_STATS_COUNTER(name, x) -static inline void amd_iommu_stats_init(void) { } - #endif /* CONFIG_AMD_IOMMU_STATS */ -/* some function prototypes */ -extern void amd_iommu_reset_cmd_buffer(struct amd_iommu *iommu); - #endif /* _ASM_X86_AMD_IOMMU_TYPES_H */ diff --git a/arch/x86/include/asm/bug.h b/arch/x86/include/asm/bug.h index d9cf1cd..f654d1b 100644 --- a/arch/x86/include/asm/bug.h +++ b/arch/x86/include/asm/bug.h @@ -22,14 +22,14 @@ do { \ ".popsection" \ : : "i" (__FILE__), "i" (__LINE__), \ "i" (sizeof(struct bug_entry))); \ - for (;;) ; \ + unreachable(); \ } while (0) #else #define BUG() \ do { \ asm volatile("ud2"); \ - for (;;) ; \ + unreachable(); \ } while (0) #endif diff --git a/arch/x86/include/asm/calgary.h b/arch/x86/include/asm/calgary.h index b03bedb..0918654 100644 --- a/arch/x86/include/asm/calgary.h +++ b/arch/x86/include/asm/calgary.h @@ -62,10 +62,8 @@ struct cal_chipset_ops { extern int use_calgary; #ifdef CONFIG_CALGARY_IOMMU -extern int calgary_iommu_init(void); extern void detect_calgary(void); #else -static inline int calgary_iommu_init(void) { return 1; } static inline void detect_calgary(void) { return; } #endif diff --git a/arch/x86/include/asm/device.h b/arch/x86/include/asm/device.h index cee34e9..029f230 100644 --- a/arch/x86/include/asm/device.h +++ b/arch/x86/include/asm/device.h @@ -8,7 +8,7 @@ struct dev_archdata { #ifdef CONFIG_X86_64 struct dma_map_ops *dma_ops; #endif -#ifdef CONFIG_DMAR +#if defined(CONFIG_DMAR) || defined(CONFIG_AMD_IOMMU) void *iommu; /* hook for IOMMU specific extension */ #endif }; diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h index 6a25d5d..0f6c02f 100644 --- a/arch/x86/include/asm/dma-mapping.h +++ b/arch/x86/include/asm/dma-mapping.h @@ -20,7 +20,8 @@ # define ISA_DMA_BIT_MASK DMA_BIT_MASK(32) #endif -extern dma_addr_t bad_dma_address; +#define DMA_ERROR_CODE 0 + extern int iommu_merge; extern struct device x86_dma_fallback_dev; extern int panic_on_overflow; @@ -48,7 +49,7 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) if (ops->mapping_error) return ops->mapping_error(dev, dma_addr); - return (dma_addr == bad_dma_address); + return (dma_addr == DMA_ERROR_CODE); } #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) diff --git a/arch/x86/include/asm/gart.h b/arch/x86/include/asm/gart.h index 6cfdafa..4ac5b0f 100644 --- a/arch/x86/include/asm/gart.h +++ b/arch/x86/include/asm/gart.h @@ -35,8 +35,7 @@ extern int gart_iommu_aperture_allowed; extern int gart_iommu_aperture_disabled; extern void early_gart_iommu_check(void); -extern void gart_iommu_init(void); -extern void gart_iommu_shutdown(void); +extern int gart_iommu_init(void); extern void __init gart_parse_options(char *); extern void gart_iommu_hole_init(void); @@ -48,12 +47,6 @@ extern void gart_iommu_hole_init(void); static inline void early_gart_iommu_check(void) { } -static inline void gart_iommu_init(void) -{ -} -static inline void gart_iommu_shutdown(void) -{ -} static inline void gart_parse_options(char *options) { } diff --git a/arch/x86/include/asm/iommu.h b/arch/x86/include/asm/iommu.h index fd6d21b..345c99c 100644 --- a/arch/x86/include/asm/iommu.h +++ b/arch/x86/include/asm/iommu.h @@ -1,8 +1,6 @@ #ifndef _ASM_X86_IOMMU_H #define _ASM_X86_IOMMU_H -extern void pci_iommu_shutdown(void); -extern void no_iommu_init(void); extern struct dma_map_ops nommu_dma_ops; extern int force_iommu, no_iommu; extern int iommu_detected; diff --git a/arch/x86/include/asm/swiotlb.h b/arch/x86/include/asm/swiotlb.h index b9e4e20..87ffcb1 100644 --- a/arch/x86/include/asm/swiotlb.h +++ b/arch/x86/include/asm/swiotlb.h @@ -3,17 +3,14 @@ #include <linux/swiotlb.h> -/* SWIOTLB interface */ - -extern int swiotlb_force; - #ifdef CONFIG_SWIOTLB extern int swiotlb; -extern void pci_swiotlb_init(void); +extern int pci_swiotlb_init(void); #else #define swiotlb 0 -static inline void pci_swiotlb_init(void) +static inline int pci_swiotlb_init(void) { + return 0; } #endif diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h index 2c756fd..d8e7145 100644 --- a/arch/x86/include/asm/x86_init.h +++ b/arch/x86/include/asm/x86_init.h @@ -91,6 +91,14 @@ struct x86_init_timers { }; /** + * struct x86_init_iommu - platform specific iommu setup + * @iommu_init: platform specific iommu setup + */ +struct x86_init_iommu { + int (*iommu_init)(void); +}; + +/** * struct x86_init_ops - functions for platform specific setup * */ @@ -101,6 +109,7 @@ struct x86_init_ops { struct x86_init_oem oem; struct x86_init_paging paging; struct x86_init_timers timers; + struct x86_init_iommu iommu; }; /** @@ -121,6 +130,7 @@ struct x86_platform_ops { unsigned long (*calibrate_tsc)(void); unsigned long (*get_wallclock)(void); int (*set_wallclock)(unsigned long nowtime); + void (*iommu_shutdown)(void); }; extern struct x86_init_ops x86_init; diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 0285521..32fb091 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2007-2008 Advanced Micro Devices, Inc. + * Copyright (C) 2007-2009 Advanced Micro Devices, Inc. * Author: Joerg Roedel <joerg.roedel@amd.com> * Leo Duran <leo.duran@amd.com> * @@ -28,6 +28,7 @@ #include <asm/proto.h> #include <asm/iommu.h> #include <asm/gart.h> +#include <asm/amd_iommu_proto.h> #include <asm/amd_iommu_types.h> #include <asm/amd_iommu.h> @@ -56,20 +57,115 @@ struct iommu_cmd { u32 data[4]; }; -static int dma_ops_unity_map(struct dma_ops_domain *dma_dom, - struct unity_map_entry *e); -static struct dma_ops_domain *find_protection_domain(u16 devid); -static u64 *alloc_pte(struct protection_domain *domain, - unsigned long address, int end_lvl, - u64 **pte_page, gfp_t gfp); -static void dma_ops_reserve_addresses(struct dma_ops_domain *dom, - unsigned long start_page, - unsigned int pages); static void reset_iommu_command_buffer(struct amd_iommu *iommu); -static u64 *fetch_pte(struct protection_domain *domain, - unsigned long address, int map_size); static void update_domain(struct protection_domain *domain); +/**************************************************************************** + * + * Helper functions + * + ****************************************************************************/ + +static inline u16 get_device_id(struct device *dev) +{ + struct pci_dev *pdev = to_pci_dev(dev); + + return calc_devid(pdev->bus->number, pdev->devfn); +} + +static struct iommu_dev_data *get_dev_data(struct device *dev) +{ + return dev->archdata.iommu; +} + +/* + * In this function the list of preallocated protection domains is traversed to + * find the domain for a specific device + */ +static struct dma_ops_domain *find_protection_domain(u16 devid) +{ + struct dma_ops_domain *entry, *ret = NULL; + unsigned long flags; + u16 alias = amd_iommu_alias_table[devid]; + + if (list_empty(&iommu_pd_list)) + return NULL; + + spin_lock_irqsave(&iommu_pd_list_lock, flags); + + list_for_each_entry(entry, &iommu_pd_list, list) { + if (entry->target_dev == devid || + entry->target_dev == alias) { + ret = entry; + break; + } + } + + spin_unlock_irqrestore(&iommu_pd_list_lock, flags); + + return ret; +} + +/* + * This function checks if the driver got a valid device from the caller to + * avoid dereferencing invalid pointers. + */ +static bool check_device(struct device *dev) +{ + u16 devid; + + if (!dev || !dev->dma_mask) + return false; + + /* No device or no PCI device */ + if (!dev || dev->bus != &pci_bus_type) + return false; + + devid = get_device_id(dev); + + /* Out of our scope? */ + if (devid > amd_iommu_last_bdf) + return false; + + if (amd_iommu_rlookup_table[devid] == NULL) + return false; + + return true; +} + +static int iommu_init_device(struct device *dev) +{ + struct iommu_dev_data *dev_data; + struct pci_dev *pdev; + u16 devid, alias; + + if (dev->archdata.iommu) + return 0; + + dev_data = kzalloc(sizeof(*dev_data), GFP_KERNEL); + if (!dev_data) + return -ENOMEM; + + dev_data->dev = dev; + + devid = get_device_id(dev); + alias = amd_iommu_alias_table[devid]; + pdev = pci_get_bus_and_slot(PCI_BUS(alias), alias & 0xff); + if (pdev) + dev_data->alias = &pdev->dev; + + atomic_set(&dev_data->bind, 0); + + dev->archdata.iommu = dev_data; + + + return 0; +} + +static void iommu_uninit_device(struct device *dev) +{ + kfree(dev->archdata.iommu); +} #ifdef CONFIG_AMD_IOMMU_STATS /* @@ -90,7 +186,6 @@ DECLARE_STATS_COUNTER(alloced_io_mem); DECLARE_STATS_COUNTER(total_map_requests); static struct dentry *stats_dir; -static struct dentry *de_isolate; static struct dentry *de_fflush; static void amd_iommu_stats_add(struct __iommu_counter *cnt) @@ -108,9 +203,6 @@ static void amd_iommu_stats_init(void) if (stats_dir == NULL) return; - de_isolate = debugfs_create_bool("isolation", 0444, stats_dir, - (u32 *)&amd_iommu_isolate); - de_fflush = debugfs_create_bool("fullflush", 0444, stats_dir, (u32 *)&amd_iommu_unmap_flush); @@ -130,12 +222,6 @@ static void amd_iommu_stats_init(void) #endif -/* returns !0 if the IOMMU is caching non-present entries in its TLB */ -static int iommu_has_npcache(struct amd_iommu *iommu) -{ - return iommu->cap & (1UL << IOMMU_CAP_NPCACHE); -} - /**************************************************************************** * * Interrupt handling functions @@ -199,6 +285,7 @@ static void iommu_print_event(struct amd_iommu *iommu, void *__evt) break; case EVENT_TYPE_ILL_CMD: printk("ILLEGAL_COMMAND_ERROR address=0x%016llx]\n", address); + iommu->reset_in_progress = true; reset_iommu_command_buffer(iommu); dump_command(address); break; @@ -321,11 +408,8 @@ static void __iommu_wait_for_completion(struct amd_iommu *iommu) status &= ~MMIO_STATUS_COM_WAIT_INT_MASK; writel(status, iommu->mmio_base + MMIO_STATUS_OFFSET); - if (unlikely(i == EXIT_LOOP_COUNT)) { - spin_unlock(&iommu->lock); - reset_iommu_command_buffer(iommu); - spin_lock(&iommu->lock); - } + if (unlikely(i == EXIT_LOOP_COUNT)) + iommu->reset_in_progress = true; } /* @@ -372,26 +456,46 @@ static int iommu_completion_wait(struct amd_iommu *iommu) out: spin_unlock_irqrestore(&iommu->lock, flags); + if (iommu->reset_in_progress) + reset_iommu_command_buffer(iommu); + return 0; } +static void iommu_flush_complete(struct protection_domain *domain) +{ + int i; + + for (i = 0; i < amd_iommus_present; ++i) { + if (!domain->dev_iommu[i]) + continue; + + /* + * Devices of this domain are behind this IOMMU + * We need to wait for completion of all commands. + */ + iommu_completion_wait(amd_iommus[i]); + } +} + /* * Command send function for invalidating a device table entry */ -static int iommu_queue_inv_dev_entry(struct amd_iommu *iommu, u16 devid) +static int iommu_flush_device(struct device *dev) { + struct amd_iommu *iommu; struct iommu_cmd cmd; - int ret; + u16 devid; - BUG_ON(iommu == NULL); + devid = get_device_id(dev); + iommu = amd_iommu_rlookup_table[devid]; + /* Build command */ memset(&cmd, 0, sizeof(cmd)); CMD_SET_TYPE(&cmd, CMD_INV_DEV_ENTRY); cmd.data[0] = devid; - ret = iommu_queue_command(iommu, &cmd); - - return ret; + return iommu_queue_command(iommu, &cmd); } static void __iommu_build_inv_iommu_pages(struct iommu_cmd *cmd, u64 address, @@ -430,11 +534,11 @@ static int iommu_queue_inv_iommu_pages(struct amd_iommu *iommu, * It invalidates a single PTE if the range to flush is within a single * page. Otherwise it flushes the whole TLB of the IOMMU. */ -static int iommu_flush_pages(struct amd_iommu *iommu, u16 domid, - u64 address, size_t size) +static void __iommu_flush_pages(struct protection_domain *domain, + u64 address, size_t size, int pde) { - int s = 0; - unsigned pages = iommu_num_pages(address, size, PAGE_SIZE); + int s = 0, i; + unsigned long pages = iommu_num_pages(address, size, PAGE_SIZE); address &= PAGE_MASK; @@ -447,142 +551,212 @@ static int iommu_flush_pages(struct amd_iommu *iommu, u16 domid, s = 1; } - iommu_queue_inv_iommu_pages(iommu, address, domid, 0, s); - return 0; + for (i = 0; i < amd_iommus_present; ++i) { + if (!domain->dev_iommu[i]) + continue; + + /* + * Devices of this domain are behind this IOMMU + * We need a TLB flush + */ + iommu_queue_inv_iommu_pages(amd_iommus[i], address, + domain->id, pde, s); + } + + return; } -/* Flush the whole IO/TLB for a given protection domain */ -static void iommu_flush_tlb(struct amd_iommu *iommu, u16 domid) +static void iommu_flush_pages(struct protection_domain *domain, + u64 address, size_t size) { - u64 address = CMD_INV_IOMMU_ALL_PAGES_ADDRESS; - - INC_STATS_COUNTER(domain_flush_single); + __iommu_flush_pages(domain, address, size, 0); +} - iommu_queue_inv_iommu_pages(iommu, address, domid, 0, 1); +/* Flush the whole IO/TLB for a given protection domain */ +static void iommu_flush_tlb(struct protection_domain *domain) +{ + __iommu_flush_pages(domain, 0, CMD_INV_IOMMU_ALL_PAGES_ADDRESS, 0); } /* Flush the whole IO/TLB for a given protection domain - including PDE */ -static void iommu_flush_tlb_pde(struct amd_iommu *iommu, u16 domid) +static void iommu_flush_tlb_pde(struct protection_domain *domain) { - u64 address = CMD_INV_IOMMU_ALL_PAGES_ADDRESS; - - INC_STATS_COUNTER(domain_flush_single); - - iommu_queue_inv_iommu_pages(iommu, address, domid, 1, 1); + __iommu_flush_pages(domain, 0, CMD_INV_IOMMU_ALL_PAGES_ADDRESS, 1); } + /* - * This function flushes one domain on one IOMMU + * This function flushes the DTEs for all devices in domain */ -static void flush_domain_on_iommu(struct amd_iommu *iommu, u16 domid) +static void iommu_flush_domain_devices(struct protection_domain *domain) { - struct iommu_cmd cmd; + struct iommu_dev_data *dev_data; unsigned long flags; - __iommu_build_inv_iommu_pages(&cmd, CMD_INV_IOMMU_ALL_PAGES_ADDRESS, - domid, 1, 1); + spin_lock_irqsave(&domain->lock, flags); - spin_lock_irqsave(&iommu->lock, flags); - __iommu_queue_command(iommu, &cmd); - __iommu_completion_wait(iommu); - __iommu_wait_for_completion(iommu); - spin_unlock_irqrestore(&iommu->lock, flags); + list_for_each_entry(dev_data, &domain->dev_list, list) + iommu_flush_device(dev_data->dev); + + spin_unlock_irqrestore(&domain->lock, flags); } -static void flush_all_domains_on_iommu(struct amd_iommu *iommu) +static void iommu_flush_all_domain_devices(void) { - int i; + struct protection_domain *domain; + unsigned long flags; - for (i = 1; i < MAX_DOMAIN_ID; ++i) { - if (!test_bit(i, amd_iommu_pd_alloc_bitmap)) - continue; - flush_domain_on_iommu(iommu, i); + spin_lock_irqsave(&amd_iommu_pd_lock, flags); + + list_for_each_entry(domain, &amd_iommu_pd_list, list) { + iommu_flush_domain_devices(domain); + iommu_flush_complete(domain); } + spin_unlock_irqrestore(&amd_iommu_pd_lock, flags); +} + +void amd_iommu_flush_all_devices(void) +{ + iommu_flush_all_domain_devices(); } /* - * This function is used to flush the IO/TLB for a given protection domain - * on every IOMMU in the system + * This function uses heavy locking and may disable irqs for some time. But + * this is no issue because it is only called during resume. */ -static void iommu_flush_domain(u16 domid) +void amd_iommu_flush_all_domains(void) { - struct amd_iommu *iommu; + struct protection_domain *domain; + unsigned long flags; - INC_STATS_COUNTER(domain_flush_all); + spin_lock_irqsave(&amd_iommu_pd_lock, flags); - for_each_iommu(iommu) - flush_domain_on_iommu(iommu, domid); + list_for_each_entry(domain, &amd_iommu_pd_list, list) { + spin_lock(&domain->lock); + iommu_flush_tlb_pde(domain); + iommu_flush_complete(domain); + spin_unlock(&domain->lock); + } + + spin_unlock_irqrestore(&amd_iommu_pd_lock, flags); } -void amd_iommu_flush_all_domains(void) +static void reset_iommu_command_buffer(struct amd_iommu *iommu) { - struct amd_iommu *iommu; + pr_err("AMD-Vi: Resetting IOMMU command buffer\n"); - for_each_iommu(iommu) - flush_all_domains_on_iommu(iommu); + if (iommu->reset_in_progress) + panic("AMD-Vi: ILLEGAL_COMMAND_ERROR while resetting command buffer\n"); + + amd_iommu_reset_cmd_buffer(iommu); + amd_iommu_flush_all_devices(); + amd_iommu_flush_all_domains(); + + iommu->reset_in_progress = false; } -static void flush_all_devices_for_iommu(struct amd_iommu *iommu) +/**************************************************************************** + * + * The functions below are used the create the page table mappings for + * unity mapped regions. + * + ****************************************************************************/ + +/* + * This function is used to add another level to an IO page table. Adding + * another level increases the size of the address space by 9 bits to a size up + * to 64 bits. + */ +static bool increase_address_space(struct protection_domain *domain, + gfp_t gfp) { - int i; + u64 *pte; - for (i = 0; i <= amd_iommu_last_bdf; ++i) { - if (iommu != amd_iommu_rlookup_table[i]) - continue; + if (domain->mode == PAGE_MODE_6_LEVEL) + /* address space already 64 bit large */ + return false; - iommu_queue_inv_dev_entry(iommu, i); - iommu_completion_wait(iommu); - } + pte = (void *)get_zeroed_page(gfp); + if (!pte) + return false; + + *pte = PM_LEVEL_PDE(domain->mode, + virt_to_phys(domain->pt_root)); + domain->pt_root = pte; + domain->mode += 1; + domain->updated = true; + + return true; } -static void flush_devices_by_domain(struct protection_domain *domain) +static u64 *alloc_pte(struct protection_domain *domain, + unsigned long address, + int end_lvl, + u64 **pte_page, + gfp_t gfp) { - struct amd_iommu *iommu; - int i; + u64 *pte, *page; + int level; - for (i = 0; i <= amd_iommu_last_bdf; ++i) { - if ((domain == NULL && amd_iommu_pd_table[i] == NULL) || - (amd_iommu_pd_table[i] != domain)) - continue; + while (address > PM_LEVEL_SIZE(domain->mode)) + increase_address_space(domain, gfp); - iommu = amd_iommu_rlookup_table[i]; - if (!iommu) - continue; + level = domain->mode - 1; + pte = &domain->pt_root[PM_LEVEL_INDEX(level, address)]; - iommu_queue_inv_dev_entry(iommu, i); - iommu_completion_wait(iommu); + while (level > end_lvl) { + if (!IOMMU_PTE_PRESENT(*pte)) { + page = (u64 *)get_zeroed_page(gfp); + if (!page) + return NULL; + *pte = PM_LEVEL_PDE(level, virt_to_phys(page)); + } + + level -= 1; + + pte = IOMMU_PTE_PAGE(*pte); + + if (pte_page && level == end_lvl) + *pte_page = pte; + + pte = &pte[PM_LEVEL_INDEX(level, address)]; } + + return pte; } -static void reset_iommu_command_buffer(struct amd_iommu *iommu) +/* + * This function checks if there is a PTE for a given dma address. If + * there is one, it returns the pointer to it. + */ +static u64 *fetch_pte(struct protection_domain *domain, + unsigned long address, int map_size) { - pr_err("AMD-Vi: Resetting IOMMU command buffer\n"); + int level; + u64 *pte; - if (iommu->reset_in_progress) - panic("AMD-Vi: ILLEGAL_COMMAND_ERROR while resetting command buffer\n"); + level = domain->mode - 1; + pte = &domain->pt_root[PM_LEVEL_INDEX(level, address)]; - iommu->reset_in_progress = true; + while (level > map_size) { + if (!IOMMU_PTE_PRESENT(*pte)) + return NULL; - amd_iommu_reset_cmd_buffer(iommu); - flush_all_devices_for_iommu(iommu); - flush_all_domains_on_iommu(iommu); + level -= 1; - iommu->reset_in_progress = false; -} + pte = IOMMU_PTE_PAGE(*pte); + pte = &pte[PM_LEVEL_INDEX(level, address)]; -void amd_iommu_flush_all_devices(void) -{ - flush_devices_by_domain(NULL); -} + if ((PM_PTE_LEVEL(*pte) == 0) && level != map_size) { + pte = NULL; + break; + } + } -/**************************************************************************** - * - * The functions below are used the create the page table mappings for - * unity mapped regions. - * - ****************************************************************************/ + return pte; +} /* * Generic mapping functions. It maps a physical address into a DMA @@ -654,28 +828,6 @@ static int iommu_for_unity_map(struct amd_iommu *iommu, } /* - * Init the unity mappings for a specific IOMMU in the system - * - * Basically iterates over all unity mapping entries and applies them to - * the default domain DMA of that IOMMU if necessary. - */ -static int iommu_init_unity_mappings(struct amd_iommu *iommu) -{ - struct unity_map_entry *entry; - int ret; - - list_for_each_entry(entry, &amd_iommu_unity_map, list) { - if (!iommu_for_unity_map(iommu, entry)) - continue; - ret = dma_ops_unity_map(iommu->default_dom, entry); - if (ret) - return ret; - } - - return 0; -} - -/* * This function actually applies the mapping to the page table of the * dma_ops domain. */ @@ -704,6 +856,28 @@ static int dma_ops_unity_map(struct dma_ops_domain *dma_dom, } /* + * Init the unity mappings for a specific IOMMU in the system + * + * Basically iterates over all unity mapping entries and applies them to + * the default domain DMA of that IOMMU if necessary. + */ +static int iommu_init_unity_mappings(struct amd_iommu *iommu) +{ + struct unity_map_entry *entry; + int ret; + + list_for_each_entry(entry, &amd_iommu_unity_map, list) { + if (!iommu_for_unity_map(iommu, entry)) + continue; + ret = dma_ops_unity_map(iommu->default_dom, entry); + if (ret) + return ret; + } + + return 0; +} + +/* * Inits the unity mappings required for a specific device */ static int init_unity_mappings_for_device(struct dma_ops_domain *dma_dom, @@ -740,34 +914,23 @@ static int init_unity_mappings_for_device(struct dma_ops_domain *dma_dom, */ /* - * This function checks if there is a PTE for a given dma address. If - * there is one, it returns the pointer to it. + * Used to reserve address ranges in the aperture (e.g. for exclusion + * ranges. */ -static u64 *fetch_pte(struct protection_domain *domain, - unsigned long address, int map_size) +static void dma_ops_reserve_addresses(struct dma_ops_domain *dom, + unsigned long start_page, + unsigned int pages) { - int level; - u64 *pte; - - level = domain->mode - 1; - pte = &domain->pt_root[PM_LEVEL_INDEX(level, address)]; - - while (level > map_size) { - if (!IOMMU_PTE_PRESENT(*pte)) - return NULL; - - level -= 1; + unsigned int i, last_page = dom->aperture_size >> PAGE_SHIFT; - pte = IOMMU_PTE_PAGE(*pte); - pte = &pte[PM_LEVEL_INDEX(level, address)]; + if (start_page + pages > last_page) + pages = last_page - start_page; - if ((PM_PTE_LEVEL(*pte) == 0) && level != map_size) { - pte = NULL; - break; - } + for (i = start_page; i < start_page + pages; ++i) { + int index = i / APERTURE_RANGE_PAGES; + int page = i % APERTURE_RANGE_PAGES; + __set_bit(page, dom->aperture[index]->bitmap); } - - return pte; } /* @@ -775,11 +938,11 @@ static u64 *fetch_pte(struct protection_domain *domain, * aperture in case of dma_ops domain allocation or address allocation * failure. */ -static int alloc_new_range(struct amd_iommu *iommu, - struct dma_ops_domain *dma_dom, +static int alloc_new_range(struct dma_ops_domain *dma_dom, bool populate, gfp_t gfp) { int index = dma_dom->aperture_size >> APERTURE_RANGE_SHIFT; + struct amd_iommu *iommu; int i; #ifdef CONFIG_IOMMU_STRESS @@ -819,14 +982,17 @@ static int alloc_new_range(struct amd_iommu *iommu, dma_dom->aperture_size += APERTURE_RANGE_SIZE; /* Intialize the exclusion range if necessary */ - if (iommu->exclusion_start && - iommu->exclusion_start >= dma_dom->aperture[index]->offset && - iommu->exclusion_start < dma_dom->aperture_size) { - unsigned long startpage = iommu->exclusion_start >> PAGE_SHIFT; - int pages = iommu_num_pages(iommu->exclusion_start, - iommu->exclusion_length, - PAGE_SIZE); - dma_ops_reserve_addresses(dma_dom, startpage, pages); + for_each_iommu(iommu) { + if (iommu->exclusion_start && + iommu->exclusion_start >= dma_dom->aperture[index]->offset + && iommu->exclusion_start < dma_dom->aperture_size) { + unsigned long startpage; + int pages = iommu_num_pages(iommu->exclusion_start, + iommu->exclusion_length, + PAGE_SIZE); + startpage = iommu->exclusion_start >> PAGE_SHIFT; + dma_ops_reserve_addresses(dma_dom, startpage, pages); + } } /* @@ -928,7 +1094,7 @@ static unsigned long dma_ops_alloc_addresses(struct device *dev, } if (unlikely(address == -1)) - address = bad_dma_address; + address = DMA_ERROR_CODE; WARN_ON((address + (PAGE_SIZE*pages)) > dom->aperture_size); @@ -973,6 +1139,31 @@ static void dma_ops_free_addresses(struct dma_ops_domain *dom, * ****************************************************************************/ +/* + * This function adds a protection domain to the global protection domain list + */ +static void add_domain_to_list(struct protection_domain *domain) +{ + unsigned long flags; + + spin_lock_irqsave(&amd_iommu_pd_lock, flags); + list_add(&domain->list, &amd_iommu_pd_list); + spin_unlock_irqrestore(&amd_iommu_pd_lock, flags); +} + +/* + * This function removes a protection domain to the global + * protection domain list + */ +static void del_domain_from_list(struct protection_domain *domain) +{ + unsigned long flags; + + spin_lock_irqsave(&amd_iommu_pd_lock, flags); + list_del(&domain->list); + spin_unlock_irqrestore(&amd_iommu_pd_lock, flags); +} + static u16 domain_id_alloc(void) { unsigned long flags; @@ -1000,26 +1191,6 @@ static void domain_id_free(int id) write_unlock_irqrestore(&amd_iommu_devtable_lock, flags); } -/* - * Used to reserve address ranges in the aperture (e.g. for exclusion - * ranges. - */ -static void dma_ops_reserve_addresses(struct dma_ops_domain *dom, - unsigned long start_page, - unsigned int pages) -{ - unsigned int i, last_page = dom->aperture_size >> PAGE_SHIFT; - - if (start_page + pages > last_page) - pages = last_page - start_page; - - for (i = start_page; i < start_page + pages; ++i) { - int index = i / APERTURE_RANGE_PAGES; - int page = i % APERTURE_RANGE_PAGES; - __set_bit(page, dom->aperture[index]->bitmap); - } -} - static void free_pagetable(struct protection_domain *domain) { int i, j; @@ -1061,6 +1232,8 @@ static void dma_ops_domain_free(struct dma_ops_domain *dom) if (!dom) return; + del_domain_from_list(&dom->domain); + free_pagetable(&dom->domain); for (i = 0; i < APERTURE_MAX_RANGES; ++i) { @@ -1078,7 +1251,7 @@ static void dma_ops_domain_free(struct dma_ops_domain *dom) * It also intializes the page table and the address allocator data * structures required for the dma_ops interface */ -static struct dma_ops_domain *dma_ops_domain_alloc(struct amd_iommu *iommu) +static struct dma_ops_domain *dma_ops_domain_alloc(void) { struct dma_ops_domain *dma_dom; @@ -1091,6 +1264,7 @@ static struct dma_ops_domain *dma_ops_domain_alloc(struct amd_iommu *iommu) dma_dom->domain.id = domain_id_alloc(); if (dma_dom->domain.id == 0) goto free_dma_dom; + INIT_LIST_HEAD(&dma_dom->domain.dev_list); dma_dom->domain.mode = PAGE_MODE_2_LEVEL; dma_dom->domain.pt_root = (void *)get_zeroed_page(GFP_KERNEL); dma_dom->domain.flags = PD_DMA_OPS_MASK; @@ -1101,7 +1275,9 @@ static struct dma_ops_domain *dma_ops_domain_alloc(struct amd_iommu *iommu) dma_dom->need_flush = false; dma_dom->target_dev = 0xffff; - if (alloc_new_range(iommu, dma_dom, true, GFP_KERNEL)) + add_domain_to_list(&dma_dom->domain); + + if (alloc_new_range(dma_dom, true, GFP_KERNEL)) goto free_dma_dom; /* @@ -1129,22 +1305,6 @@ static bool dma_ops_domain(struct protection_domain *domain) return domain->flags & PD_DMA_OPS_MASK; } -/* - * Find out the protection domain structure for a given PCI device. This - * will give us the pointer to the page table root for example. - */ -static struct protection_domain *domain_for_device(u16 devid) -{ - struct protection_domain *dom; - unsigned long flags; - - read_lock_irqsave(&amd_iommu_devtable_lock, flags); - dom = amd_iommu_pd_table[devid]; - read_unlock_irqrestore(&amd_iommu_devtable_lock, flags); - - return dom; -} - static void set_dte_entry(u16 devid, struct protection_domain *domain) { u64 pte_root = virt_to_phys(domain->pt_root); @@ -1156,42 +1316,123 @@ static void set_dte_entry(u16 devid, struct protection_domain *domain) amd_iommu_dev_table[devid].data[2] = domain->id; amd_iommu_dev_table[devid].data[1] = upper_32_bits(pte_root); amd_iommu_dev_table[devid].data[0] = lower_32_bits(pte_root); +} + +static void clear_dte_entry(u16 devid) +{ + /* remove entry from the device table seen by the hardware */ + amd_iommu_dev_table[devid].data[0] = IOMMU_PTE_P | IOMMU_PTE_TV; + amd_iommu_dev_table[devid].data[1] = 0; + amd_iommu_dev_table[devid].data[2] = 0; - amd_iommu_pd_table[devid] = domain; + amd_iommu_apply_erratum_63(devid); +} + +static void do_attach(struct device *dev, struct protection_domain *domain) +{ + struct iommu_dev_data *dev_data; + struct amd_iommu *iommu; + u16 devid; + + devid = get_device_id(dev); + iommu = amd_iommu_rlookup_table[devid]; + dev_data = get_dev_data(dev); + + /* Update data structures */ + dev_data->domain = domain; + list_add(&dev_data->list, &domain->dev_list); + set_dte_entry(devid, domain); + + /* Do reference counting */ + domain->dev_iommu[iommu->index] += 1; + domain->dev_cnt += 1; + + /* Flush the DTE entry */ + iommu_flush_device(dev); +} + +static void do_detach(struct device *dev) +{ + struct iommu_dev_data *dev_data; + struct amd_iommu *iommu; + u16 devid; + + devid = get_device_id(dev); + iommu = amd_iommu_rlookup_table[devid]; + dev_data = get_dev_data(dev); + + /* decrease reference counters */ + dev_data->domain->dev_iommu[iommu->index] -= 1; + dev_data->domain->dev_cnt -= 1; + + /* Update data structures */ + dev_data->domain = NULL; + list_del(&dev_data->list); + clear_dte_entry(devid); + + /* Flush the DTE entry */ + iommu_flush_device(dev); } /* * If a device is not yet associated with a domain, this function does * assigns it visible for the hardware */ -static void __attach_device(struct amd_iommu *iommu, - struct protection_domain *domain, - u16 devid) +static int __attach_device(struct device *dev, + struct protection_domain *domain) { + struct iommu_dev_data *dev_data, *alias_data; + + dev_data = get_dev_data(dev); + alias_data = get_dev_data(dev_data->alias); + + if (!alias_data) + return -EINVAL; + /* lock domain */ spin_lock(&domain->lock); - /* update DTE entry */ - set_dte_entry(devid, domain); + /* Some sanity checks */ + if (alias_data->domain != NULL && + alias_data->domain != domain) + return -EBUSY; - domain->dev_cnt += 1; + if (dev_data->domain != NULL && + dev_data->domain != domain) + return -EBUSY; + + /* Do real assignment */ + if (dev_data->alias != dev) { + alias_data = get_dev_data(dev_data->alias); + if (alias_data->domain == NULL) + do_attach(dev_data->alias, domain); + + atomic_inc(&alias_data->bind); + } + + if (dev_data->domain == NULL) + do_attach(dev, domain); + + atomic_inc(&dev_data->bind); /* ready */ spin_unlock(&domain->lock); + + return 0; } /* * If a device is not yet associated with a domain, this function does * assigns it visible for the hardware */ -static void attach_device(struct amd_iommu *iommu, - struct protection_domain *domain, - u16 devid) +static int attach_device(struct device *dev, + struct protection_domain *domain) { unsigned long flags; + int ret; write_lock_irqsave(&amd_iommu_devtable_lock, flags); - __attach_device(iommu, domain, devid); + ret = __attach_device(dev, domain); write_unlock_irqrestore(&amd_iommu_devtable_lock, flags); /* @@ -1199,98 +1440,125 @@ static void attach_device(struct amd_iommu *iommu, * left the caches in the IOMMU dirty. So we have to flush * here to evict all dirty stuff. */ - iommu_queue_inv_dev_entry(iommu, devid); - iommu_flush_tlb_pde(iommu, domain->id); + iommu_flush_tlb_pde(domain); + + return ret; } /* * Removes a device from a protection domain (unlocked) */ -static void __detach_device(struct protection_domain *domain, u16 devid) +static void __detach_device(struct device *dev) { + struct iommu_dev_data *dev_data = get_dev_data(dev); + struct iommu_dev_data *alias_data; + unsigned long flags; - /* lock domain */ - spin_lock(&domain->lock); - - /* remove domain from the lookup table */ - amd_iommu_pd_table[devid] = NULL; + BUG_ON(!dev_data->domain); - /* remove entry from the device table seen by the hardware */ - amd_iommu_dev_table[devid].data[0] = IOMMU_PTE_P | IOMMU_PTE_TV; - amd_iommu_dev_table[devid].data[1] = 0; - amd_iommu_dev_table[devid].data[2] = 0; + spin_lock_irqsave(&dev_data->domain->lock, flags); - amd_iommu_apply_erratum_63(devid); + if (dev_data->alias != dev) { + alias_data = get_dev_data(dev_data->alias); + if (atomic_dec_and_test(&alias_data->bind)) + do_detach(dev_data->alias); + } - /* decrease reference counter */ - domain->dev_cnt -= 1; + if (atomic_dec_and_test(&dev_data->bind)) + do_detach(dev); - /* ready */ - spin_unlock(&domain->lock); + spin_unlock_irqrestore(&dev_data->domain->lock, flags); /* * If we run in passthrough mode the device must be assigned to the * passthrough domain if it is detached from any other domain */ - if (iommu_pass_through) { - struct amd_iommu *iommu = amd_iommu_rlookup_table[devid]; - __attach_device(iommu, pt_domain, devid); - } + if (iommu_pass_through && dev_data->domain == NULL) + __attach_device(dev, pt_domain); } /* * Removes a device from a protection domain (with devtable_lock held) */ -static void detach_device(struct protection_domain *domain, u16 devid) +static void detach_device(struct device *dev) { unsigned long flags; /* lock device table */ write_lock_irqsave(&amd_iommu_devtable_lock, flags); - __detach_device(domain, devid); + __detach_device(dev); write_unlock_irqrestore(&amd_iommu_devtable_lock, flags); } +/* + * Find out the protection domain structure for a given PCI device. This + * will give us the pointer to the page table root for example. + */ +static struct protection_domain *domain_for_device(struct device *dev) +{ + struct protection_domain *dom; + struct iommu_dev_data *dev_data, *alias_data; + unsigned long flags; + u16 devid, alias; + + devid = get_device_id(dev); + alias = amd_iommu_alias_table[devid]; + dev_data = get_dev_data(dev); + alias_data = get_dev_data(dev_data->alias); + if (!alias_data) + return NULL; + + read_lock_irqsave(&amd_iommu_devtable_lock, flags); + dom = dev_data->domain; + if (dom == NULL && + alias_data->domain != NULL) { + __attach_device(dev, alias_data->domain); + dom = alias_data->domain; + } + + read_unlock_irqrestore(&amd_iommu_devtable_lock, flags); + + return dom; +} + static int device_change_notifier(struct notifier_block *nb, unsigned long action, void *data) { struct device *dev = data; - struct pci_dev *pdev = to_pci_dev(dev); - u16 devid = calc_devid(pdev->bus->number, pdev->devfn); + u16 devid; struct protection_domain *domain; struct dma_ops_domain *dma_domain; struct amd_iommu *iommu; unsigned long flags; - if (devid > amd_iommu_last_bdf) - goto out; - - devid = amd_iommu_alias_table[devid]; - - iommu = amd_iommu_rlookup_table[devid]; - if (iommu == NULL) - goto out; - - domain = domain_for_device(devid); + if (!check_device(dev)) + return 0; - if (domain && !dma_ops_domain(domain)) - WARN_ONCE(1, "AMD IOMMU WARNING: device %s already bound " - "to a non-dma-ops domain\n", dev_name(dev)); + devid = get_device_id(dev); + iommu = amd_iommu_rlookup_table[devid]; switch (action) { case BUS_NOTIFY_UNBOUND_DRIVER: + + domain = domain_for_device(dev); + if (!domain) goto out; if (iommu_pass_through) break; - detach_device(domain, devid); + detach_device(dev); break; case BUS_NOTIFY_ADD_DEVICE: + + iommu_init_device(dev); + + domain = domain_for_device(dev); + /* allocate a protection domain if a device is added */ dma_domain = find_protection_domain(devid); if (dma_domain) goto out; - dma_domain = dma_ops_domain_alloc(iommu); + dma_domain = dma_ops_domain_alloc(); if (!dma_domain) goto out; dma_domain->target_dev = devid; @@ -1300,11 +1568,15 @@ static int device_change_notifier(struct notifier_block *nb, spin_unlock_irqrestore(&iommu_pd_list_lock, flags); break; + case BUS_NOTIFY_DEL_DEVICE: + + iommu_uninit_device(dev); + default: goto out; } - iommu_queue_inv_dev_entry(iommu, devid); + iommu_flush_device(dev); iommu_completion_wait(iommu); out: @@ -1322,106 +1594,46 @@ static struct notifier_block device_nb = { *****************************************************************************/ /* - * This function checks if the driver got a valid device from the caller to - * avoid dereferencing invalid pointers. - */ -static bool check_device(struct device *dev) -{ - if (!dev || !dev->dma_mask) - return false; - - return true; -} - -/* - * In this function the list of preallocated protection domains is traversed to - * find the domain for a specific device - */ -static struct dma_ops_domain *find_protection_domain(u16 devid) -{ - struct dma_ops_domain *entry, *ret = NULL; - unsigned long flags; - - if (list_empty(&iommu_pd_list)) - return NULL; - - spin_lock_irqsave(&iommu_pd_list_lock, flags); - - list_for_each_entry(entry, &iommu_pd_list, list) { - if (entry->target_dev == devid) { - ret = entry; - break; - } - } - - spin_unlock_irqrestore(&iommu_pd_list_lock, flags); - - return ret; -} - -/* * In the dma_ops path we only have the struct device. This function * finds the corresponding IOMMU, the protection domain and the * requestor id for a given device. * If the device is not yet associated with a domain this is also done * in this function. */ -static int get_device_resources(struct device *dev, - struct amd_iommu **iommu, - struct protection_domain **domain, - u16 *bdf) +static struct protection_domain *get_domain(struct device *dev) { + struct protection_domain *domain; struct dma_ops_domain *dma_dom; - struct pci_dev *pcidev; - u16 _bdf; - - *iommu = NULL; - *domain = NULL; - *bdf = 0xffff; - - if (dev->bus != &pci_bus_type) - return 0; + u16 devid = get_device_id(dev); - pcidev = to_pci_dev(dev); - _bdf = calc_devid(pcidev->bus->number, pcidev->devfn); + if (!check_device(dev)) + return ERR_PTR(-EINVAL); - /* device not translated by any IOMMU in the system? */ - if (_bdf > amd_iommu_last_bdf) - return 0; + domain = domain_for_device(dev); + if (domain != NULL && !dma_ops_domain(domain)) + return ERR_PTR(-EBUSY); - *bdf = amd_iommu_alias_table[_bdf]; + if (domain != NULL) + return domain; - *iommu = amd_iommu_rlookup_table[*bdf]; - if (*iommu == NULL) - return 0; - *domain = domain_for_device(*bdf); - if (*domain == NULL) { - dma_dom = find_protection_domain(*bdf); - if (!dma_dom) - dma_dom = (*iommu)->default_dom; - *domain = &dma_dom->domain; - attach_device(*iommu, *domain, *bdf); - DUMP_printk("Using protection domain %d for device %s\n", - (*domain)->id, dev_name(dev)); - } - - if (domain_for_device(_bdf) == NULL) - attach_device(*iommu, *domain, _bdf); + /* Device not bount yet - bind it */ + dma_dom = find_protection_domain(devid); + if (!dma_dom) + dma_dom = amd_iommu_rlookup_table[devid]->default_dom; + attach_device(dev, &dma_dom->domain); + DUMP_printk("Using protection domain %d for device %s\n", + dma_dom->domain.id, dev_name(dev)); - return 1; + return &dma_dom->domain; } static void update_device_table(struct protection_domain *domain) { - unsigned long flags; - int i; + struct iommu_dev_data *dev_data; - for (i = 0; i <= amd_iommu_last_bdf; ++i) { - if (amd_iommu_pd_table[i] != domain) - continue; - write_lock_irqsave(&amd_iommu_devtable_lock, flags); - set_dte_entry(i, domain); - write_unlock_irqrestore(&amd_iommu_devtable_lock, flags); + list_for_each_entry(dev_data, &domain->dev_list, list) { + u16 devid = get_device_id(dev_data->dev); + set_dte_entry(devid, domain); } } @@ -1431,76 +1643,13 @@ static void update_domain(struct protection_domain *domain) return; update_device_table(domain); - flush_devices_by_domain(domain); - iommu_flush_domain(domain->id); + iommu_flush_domain_devices(domain); + iommu_flush_tlb_pde(domain); domain->updated = false; } /* - * This function is used to add another level to an IO page table. Adding - * another level increases the size of the address space by 9 bits to a size up - * to 64 bits. - */ -static bool increase_address_space(struct protection_domain *domain, - gfp_t gfp) -{ - u64 *pte; - - if (domain->mode == PAGE_MODE_6_LEVEL) - /* address space already 64 bit large */ - return false; - - pte = (void *)get_zeroed_page(gfp); - if (!pte) - return false; - - *pte = PM_LEVEL_PDE(domain->mode, - virt_to_phys(domain->pt_root)); - domain->pt_root = pte; - domain->mode += 1; - domain->updated = true; - - return true; -} - -static u64 *alloc_pte(struct protection_domain *domain, - unsigned long address, - int end_lvl, - u64 **pte_page, - gfp_t gfp) -{ - u64 *pte, *page; - int level; - - while (address > PM_LEVEL_SIZE(domain->mode)) - increase_address_space(domain, gfp); - - level = domain->mode - 1; - pte = &domain->pt_root[PM_LEVEL_INDEX(level, address)]; - - while (level > end_lvl) { - if (!IOMMU_PTE_PRESENT(*pte)) { - page = (u64 *)get_zeroed_page(gfp); - if (!page) - return NULL; - *pte = PM_LEVEL_PDE(level, virt_to_phys(page)); - } - - level -= 1; - - pte = IOMMU_PTE_PAGE(*pte); - - if (pte_page && level == end_lvl) - *pte_page = pte; - - pte = &pte[PM_LEVEL_INDEX(level, address)]; - } - - return pte; -} - -/* * This function fetches the PTE for a given address in the aperture */ static u64* dma_ops_get_pte(struct dma_ops_domain *dom, @@ -1530,8 +1679,7 @@ static u64* dma_ops_get_pte(struct dma_ops_domain *dom, * This is the generic map function. It maps one 4kb page at paddr to * the given address in the DMA address space for the domain. */ -static dma_addr_t dma_ops_domain_map(struct amd_iommu *iommu, - struct dma_ops_domain *dom, +static dma_addr_t dma_ops_domain_map(struct dma_ops_domain *dom, unsigned long address, phys_addr_t paddr, int direction) @@ -1544,7 +1692,7 @@ static dma_addr_t dma_ops_domain_map(struct amd_iommu *iommu, pte = dma_ops_get_pte(dom, address); if (!pte) - return bad_dma_address; + return DMA_ERROR_CODE; __pte = paddr | IOMMU_PTE_P | IOMMU_PTE_FC; @@ -1565,8 +1713,7 @@ static dma_addr_t dma_ops_domain_map(struct amd_iommu *iommu, /* * The generic unmapping function for on page in the DMA address space. */ -static void dma_ops_domain_unmap(struct amd_iommu *iommu, - struct dma_ops_domain *dom, +static void dma_ops_domain_unmap(struct dma_ops_domain *dom, unsigned long address) { struct aperture_range *aperture; @@ -1597,7 +1744,6 @@ static void dma_ops_domain_unmap(struct amd_iommu *iommu, * Must be called with the domain lock held. */ static dma_addr_t __map_single(struct device *dev, - struct amd_iommu *iommu, struct dma_ops_domain *dma_dom, phys_addr_t paddr, size_t size, @@ -1625,7 +1771,7 @@ static dma_addr_t __map_single(struct device *dev, retry: address = dma_ops_alloc_addresses(dev, dma_dom, pages, align_mask, dma_mask); - if (unlikely(address == bad_dma_address)) { + if (unlikely(address == DMA_ERROR_CODE)) { /* * setting next_address here will let the address * allocator only scan the new allocated range in the @@ -1633,7 +1779,7 @@ retry: */ dma_dom->next_address = dma_dom->aperture_size; - if (alloc_new_range(iommu, dma_dom, false, GFP_ATOMIC)) + if (alloc_new_range(dma_dom, false, GFP_ATOMIC)) goto out; /* @@ -1645,8 +1791,8 @@ retry: start = address; for (i = 0; i < pages; ++i) { - ret = dma_ops_domain_map(iommu, dma_dom, start, paddr, dir); - if (ret == bad_dma_address) + ret = dma_ops_domain_map(dma_dom, start, paddr, dir); + if (ret == DMA_ERROR_CODE) goto out_unmap; paddr += PAGE_SIZE; @@ -1657,10 +1803,10 @@ retry: ADD_STATS_COUNTER(alloced_io_mem, size); if (unlikely(dma_dom->need_flush && !amd_iommu_unmap_flush)) { - iommu_flush_tlb(iommu, dma_dom->domain.id); + iommu_flush_tlb(&dma_dom->domain); dma_dom->need_flush = false; - } else if (unlikely(iommu_has_npcache(iommu))) - iommu_flush_pages(iommu, dma_dom->domain.id, address, size); + } else if (unlikely(amd_iommu_np_cache)) + iommu_flush_pages(&dma_dom->domain, address, size); out: return address; @@ -1669,20 +1815,19 @@ out_unmap: for (--i; i >= 0; --i) { start -= PAGE_SIZE; - dma_ops_domain_unmap(iommu, dma_dom, start); + dma_ops_domain_unmap(dma_dom, start); } dma_ops_free_addresses(dma_dom, address, pages); - return bad_dma_address; + return DMA_ERROR_CODE; } /* * Does the reverse of the __map_single function. Must be called with * the domain lock held too */ -static void __unmap_single(struct amd_iommu *iommu, - struct dma_ops_domain *dma_dom, +static void __unmap_single(struct dma_ops_domain *dma_dom, dma_addr_t dma_addr, size_t size, int dir) @@ -1690,7 +1835,7 @@ static void __unmap_single(struct amd_iommu *iommu, dma_addr_t i, start; unsigned int pages; - if ((dma_addr == bad_dma_address) || + if ((dma_addr == DMA_ERROR_CODE) || (dma_addr + size > dma_dom->aperture_size)) return; @@ -1699,7 +1844,7 @@ static void __unmap_single(struct amd_iommu *iommu, start = dma_addr; for (i = 0; i < pages; ++i) { - dma_ops_domain_unmap(iommu, dma_dom, start); + dma_ops_domain_unmap(dma_dom, start); start += PAGE_SIZE; } @@ -1708,7 +1853,7 @@ static void __unmap_single(struct amd_iommu *iommu, dma_ops_free_addresses(dma_dom, dma_addr, pages); if (amd_iommu_unmap_flush || dma_dom->need_flush) { - iommu_flush_pages(iommu, dma_dom->domain.id, dma_addr, size); + iommu_flush_pages(&dma_dom->domain, dma_addr, size); dma_dom->need_flush = false; } } @@ -1722,36 +1867,29 @@ static dma_addr_t map_page(struct device *dev, struct page *page, struct dma_attrs *attrs) { unsigned long flags; - struct amd_iommu *iommu; struct protection_domain *domain; - u16 devid; dma_addr_t addr; u64 dma_mask; phys_addr_t paddr = page_to_phys(page) + offset; INC_STATS_COUNTER(cnt_map_single); - if (!check_device(dev)) - return bad_dma_address; - - dma_mask = *dev->dma_mask; - - get_device_resources(dev, &iommu, &domain, &devid); - - if (iommu == NULL || domain == NULL) - /* device not handled by any AMD IOMMU */ + domain = get_domain(dev); + if (PTR_ERR(domain) == -EINVAL) return (dma_addr_t)paddr; + else if (IS_ERR(domain)) + return DMA_ERROR_CODE; - if (!dma_ops_domain(domain)) - return bad_dma_address; + dma_mask = *dev->dma_mask; spin_lock_irqsave(&domain->lock, flags); - addr = __map_single(dev, iommu, domain->priv, paddr, size, dir, false, + + addr = __map_single(dev, domain->priv, paddr, size, dir, false, dma_mask); - if (addr == bad_dma_address) + if (addr == DMA_ERROR_CODE) goto out; - iommu_completion_wait(iommu); + iommu_flush_complete(domain); out: spin_unlock_irqrestore(&domain->lock, flags); @@ -1766,25 +1904,19 @@ static void unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir, struct dma_attrs *attrs) { unsigned long flags; - struct amd_iommu *iommu; struct protection_domain *domain; - u16 devid; INC_STATS_COUNTER(cnt_unmap_single); - if (!check_device(dev) || - !get_device_resources(dev, &iommu, &domain, &devid)) - /* device not handled by any AMD IOMMU */ - return; - - if (!dma_ops_domain(domain)) + domain = get_domain(dev); + if (IS_ERR(domain)) return; spin_lock_irqsave(&domain->lock, flags); - __unmap_single(iommu, domain->priv, dma_addr, size, dir); + __unmap_single(domain->priv, dma_addr, size, dir); - iommu_completion_wait(iommu); + iommu_flush_complete(domain); spin_unlock_irqrestore(&domain->lock, flags); } @@ -1816,9 +1948,7 @@ static int map_sg(struct device *dev, struct scatterlist *sglist, struct dma_attrs *attrs) { unsigned long flags; - struct amd_iommu *iommu; struct protection_domain *domain; - u16 devid; int i; struct scatterlist *s; phys_addr_t paddr; @@ -1827,25 +1957,20 @@ static int map_sg(struct device *dev, struct scatterlist *sglist, INC_STATS_COUNTER(cnt_map_sg); - if (!check_device(dev)) + domain = get_domain(dev); + if (PTR_ERR(domain) == -EINVAL) + return map_sg_no_iommu(dev, sglist, nelems, dir); + else if (IS_ERR(domain)) return 0; dma_mask = *dev->dma_mask; - get_device_resources(dev, &iommu, &domain, &devid); - - if (!iommu || !domain) - return map_sg_no_iommu(dev, sglist, nelems, dir); - - if (!dma_ops_domain(domain)) - return 0; - spin_lock_irqsave(&domain->lock, flags); for_each_sg(sglist, s, nelems, i) { paddr = sg_phys(s); - s->dma_address = __map_single(dev, iommu, domain->priv, + s->dma_address = __map_single(dev, domain->priv, paddr, s->length, dir, false, dma_mask); @@ -1856,7 +1981,7 @@ static int map_sg(struct device *dev, struct scatterlist *sglist, goto unmap; } - iommu_completion_wait(iommu); + iommu_flush_complete(domain); out: spin_unlock_irqrestore(&domain->lock, flags); @@ -1865,7 +1990,7 @@ out: unmap: for_each_sg(sglist, s, mapped_elems, i) { if (s->dma_address) - __unmap_single(iommu, domain->priv, s->dma_address, + __unmap_single(domain->priv, s->dma_address, s->dma_length, dir); s->dma_address = s->dma_length = 0; } @@ -1884,30 +2009,25 @@ static void unmap_sg(struct device *dev, struct scatterlist *sglist, struct dma_attrs *attrs) { unsigned long flags; - struct amd_iommu *iommu; struct protection_domain *domain; struct scatterlist *s; - u16 devid; int i; INC_STATS_COUNTER(cnt_unmap_sg); - if (!check_device(dev) || - !get_device_resources(dev, &iommu, &domain, &devid)) - return; - - if (!dma_ops_domain(domain)) + domain = get_domain(dev); + if (IS_ERR(domain)) return; spin_lock_irqsave(&domain->lock, flags); for_each_sg(sglist, s, nelems, i) { - __unmap_single(iommu, domain->priv, s->dma_address, + __unmap_single(domain->priv, s->dma_address, s->dma_length, dir); s->dma_address = s->dma_length = 0; } - iommu_completion_wait(iommu); + iommu_flush_complete(domain); spin_unlock_irqrestore(&domain->lock, flags); } @@ -1920,49 +2040,44 @@ static void *alloc_coherent(struct device *dev, size_t size, { unsigned long flags; void *virt_addr; - struct amd_iommu *iommu; struct protection_domain *domain; - u16 devid; phys_addr_t paddr; u64 dma_mask = dev->coherent_dma_mask; INC_STATS_COUNTER(cnt_alloc_coherent); - if (!check_device(dev)) + domain = get_domain(dev); + if (PTR_ERR(domain) == -EINVAL) { + virt_addr = (void *)__get_free_pages(flag, get_order(size)); + *dma_addr = __pa(virt_addr); + return virt_addr; + } else if (IS_ERR(domain)) return NULL; - if (!get_device_resources(dev, &iommu, &domain, &devid)) - flag &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32); + dma_mask = dev->coherent_dma_mask; + flag &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32); + flag |= __GFP_ZERO; - flag |= __GFP_ZERO; virt_addr = (void *)__get_free_pages(flag, get_order(size)); if (!virt_addr) return NULL; paddr = virt_to_phys(virt_addr); - if (!iommu || !domain) { - *dma_addr = (dma_addr_t)paddr; - return virt_addr; - } - - if (!dma_ops_domain(domain)) - goto out_free; - if (!dma_mask) dma_mask = *dev->dma_mask; spin_lock_irqsave(&domain->lock, flags); - *dma_addr = __map_single(dev, iommu, domain->priv, paddr, + *dma_addr = __map_single(dev, domain->priv, paddr, size, DMA_BIDIRECTIONAL, true, dma_mask); - if (*dma_addr == bad_dma_address) { + if (*dma_addr == DMA_ERROR_CODE) { spin_unlock_irqrestore(&domain->lock, flags); goto out_free; } - iommu_completion_wait(iommu); + iommu_flush_complete(domain); spin_unlock_irqrestore(&domain->lock, flags); @@ -1982,28 +2097,19 @@ static void free_coherent(struct device *dev, size_t size, void *virt_addr, dma_addr_t dma_addr) { unsigned long flags; - struct amd_iommu *iommu; struct protection_domain *domain; - u16 devid; INC_STATS_COUNTER(cnt_free_coherent); - if (!check_device(dev)) - return; - - get_device_resources(dev, &iommu, &domain, &devid); - - if (!iommu || !domain) - goto free_mem; - - if (!dma_ops_domain(domain)) + domain = get_domain(dev); + if (IS_ERR(domain)) goto free_mem; spin_lock_irqsave(&domain->lock, flags); - __unmap_single(iommu, domain->priv, dma_addr, size, DMA_BIDIRECTIONAL); + __unmap_single(domain->priv, dma_addr, size, DMA_BIDIRECTIONAL); - iommu_completion_wait(iommu); + iommu_flush_complete(domain); spin_unlock_irqrestore(&domain->lock, flags); @@ -2017,22 +2123,7 @@ free_mem: */ static int amd_iommu_dma_supported(struct device *dev, u64 mask) { - u16 bdf; - struct pci_dev *pcidev; - - /* No device or no PCI device */ - if (!dev || dev->bus != &pci_bus_type) - return 0; - - pcidev = to_pci_dev(dev); - - bdf = calc_devid(pcidev->bus->number, pcidev->devfn); - - /* Out of our scope? */ - if (bdf > amd_iommu_last_bdf) - return 0; - - return 1; + return check_device(dev); } /* @@ -2046,25 +2137,30 @@ static void prealloc_protection_domains(void) { struct pci_dev *dev = NULL; struct dma_ops_domain *dma_dom; - struct amd_iommu *iommu; u16 devid; while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) { - devid = calc_devid(dev->bus->number, dev->devfn); - if (devid > amd_iommu_last_bdf) - continue; - devid = amd_iommu_alias_table[devid]; - if (domain_for_device(devid)) + + /* Do we handle this device? */ + if (!check_device(&dev->dev)) continue; - iommu = amd_iommu_rlookup_table[devid]; - if (!iommu) + + iommu_init_device(&dev->dev); + + /* Is there already any domain for it? */ + if (domain_for_device(&dev->dev)) continue; - dma_dom = dma_ops_domain_alloc(iommu); + + devid = get_device_id(&dev->dev); + + dma_dom = dma_ops_domain_alloc(); if (!dma_dom) continue; init_unity_mappings_for_device(dma_dom, devid); dma_dom->target_dev = devid; + attach_device(&dev->dev, &dma_dom->domain); + list_add_tail(&dma_dom->list, &iommu_pd_list); } } @@ -2093,7 +2189,7 @@ int __init amd_iommu_init_dma_ops(void) * protection domain will be assigned to the default one. */ for_each_iommu(iommu) { - iommu->default_dom = dma_ops_domain_alloc(iommu); + iommu->default_dom = dma_ops_domain_alloc(); if (iommu->default_dom == NULL) return -ENOMEM; iommu->default_dom->domain.flags |= PD_DEFAULT_MASK; @@ -2103,15 +2199,12 @@ int __init amd_iommu_init_dma_ops(void) } /* - * If device isolation is enabled, pre-allocate the protection - * domains for each device. + * Pre-allocate the protection domains for each device. */ - if (amd_iommu_isolate) - prealloc_protection_domains(); + prealloc_protection_domains(); iommu_detected = 1; - force_iommu = 1; - bad_dma_address = 0; + swiotlb = 0; #ifdef CONFIG_GART_IOMMU gart_iommu_aperture_disabled = 1; gart_iommu_aperture = 0; @@ -2150,14 +2243,17 @@ free_domains: static void cleanup_domain(struct protection_domain *domain) { + struct iommu_dev_data *dev_data, *next; unsigned long flags; - u16 devid; write_lock_irqsave(&amd_iommu_devtable_lock, flags); - for (devid = 0; devid <= amd_iommu_last_bdf; ++devid) - if (amd_iommu_pd_table[devid] == domain) - __detach_device(domain, devid); + list_for_each_entry_safe(dev_data, next, &domain->dev_list, list) { + struct device *dev = dev_data->dev; + + do_detach(dev); + atomic_set(&dev_data->bind, 0); + } write_unlock_irqrestore(&amd_iommu_devtable_lock, flags); } @@ -2167,6 +2263,8 @@ static void protection_domain_free(struct protection_domain *domain) if (!domain) return; + del_domain_from_list(domain); + if (domain->id) domain_id_free(domain->id); @@ -2185,6 +2283,9 @@ static struct protection_domain *protection_domain_alloc(void) domain->id = domain_id_alloc(); if (!domain->id) goto out_err; + INIT_LIST_HEAD(&domain->dev_list); + + add_domain_to_list(domain); return domain; @@ -2241,26 +2342,23 @@ static void amd_iommu_domain_destroy(struct iommu_domain *dom) static void amd_iommu_detach_device(struct iommu_domain *dom, struct device *dev) { - struct protection_domain *domain = dom->priv; + struct iommu_dev_data *dev_data = dev->archdata.iommu; struct amd_iommu *iommu; - struct pci_dev *pdev; u16 devid; - if (dev->bus != &pci_bus_type) + if (!check_device(dev)) return; - pdev = to_pci_dev(dev); - - devid = calc_devid(pdev->bus->number, pdev->devfn); + devid = get_device_id(dev); - if (devid > 0) - detach_device(domain, devid); + if (dev_data->domain != NULL) + detach_device(dev); iommu = amd_iommu_rlookup_table[devid]; if (!iommu) return; - iommu_queue_inv_dev_entry(iommu, devid); + iommu_flush_device(dev); iommu_completion_wait(iommu); } @@ -2268,35 +2366,30 @@ static int amd_iommu_attach_device(struct iommu_domain *dom, struct device *dev) { struct protection_domain *domain = dom->priv; - struct protection_domain *old_domain; + struct iommu_dev_data *dev_data; struct amd_iommu *iommu; - struct pci_dev *pdev; + int ret; u16 devid; - if (dev->bus != &pci_bus_type) + if (!check_device(dev)) return -EINVAL; - pdev = to_pci_dev(dev); + dev_data = dev->archdata.iommu; - devid = calc_devid(pdev->bus->number, pdev->devfn); - - if (devid >= amd_iommu_last_bdf || - devid != amd_iommu_alias_table[devid]) - return -EINVAL; + devid = get_device_id(dev); iommu = amd_iommu_rlookup_table[devid]; if (!iommu) return -EINVAL; - old_domain = domain_for_device(devid); - if (old_domain) - detach_device(old_domain, devid); + if (dev_data->domain) + detach_device(dev); - attach_device(iommu, domain, devid); + ret = attach_device(dev, domain); iommu_completion_wait(iommu); - return 0; + return ret; } static int amd_iommu_map_range(struct iommu_domain *dom, @@ -2342,7 +2435,7 @@ static void amd_iommu_unmap_range(struct iommu_domain *dom, iova += PAGE_SIZE; } - iommu_flush_domain(domain->id); + iommu_flush_tlb_pde(domain); } static phys_addr_t amd_iommu_iova_to_phys(struct iommu_domain *dom, @@ -2393,8 +2486,9 @@ static struct iommu_ops amd_iommu_ops = { int __init amd_iommu_init_passthrough(void) { + struct amd_iommu *iommu; struct pci_dev *dev = NULL; - u16 devid, devid2; + u16 devid; /* allocate passthroug domain */ pt_domain = protection_domain_alloc(); @@ -2404,20 +2498,17 @@ int __init amd_iommu_init_passthrough(void) pt_domain->mode |= PAGE_MODE_NONE; while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) { - struct amd_iommu *iommu; - devid = calc_devid(dev->bus->number, dev->devfn); - if (devid > amd_iommu_last_bdf) + if (!check_device(&dev->dev)) continue; - devid2 = amd_iommu_alias_table[devid]; + devid = get_device_id(&dev->dev); - iommu = amd_iommu_rlookup_table[devid2]; + iommu = amd_iommu_rlookup_table[devid]; if (!iommu) continue; - __attach_device(iommu, pt_domain, devid); - __attach_device(iommu, pt_domain, devid2); + attach_device(&dev->dev, pt_domain); } pr_info("AMD-Vi: Initialized for Passthrough Mode\n"); diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c index c20001e..7ffc399 100644 --- a/arch/x86/kernel/amd_iommu_init.c +++ b/arch/x86/kernel/amd_iommu_init.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2007-2008 Advanced Micro Devices, Inc. + * Copyright (C) 2007-2009 Advanced Micro Devices, Inc. * Author: Joerg Roedel <joerg.roedel@amd.com> * Leo Duran <leo.duran@amd.com> * @@ -25,10 +25,12 @@ #include <linux/interrupt.h> #include <linux/msi.h> #include <asm/pci-direct.h> +#include <asm/amd_iommu_proto.h> #include <asm/amd_iommu_types.h> #include <asm/amd_iommu.h> #include <asm/iommu.h> #include <asm/gart.h> +#include <asm/x86_init.h> /* * definitions for the ACPI scanning code @@ -123,18 +125,24 @@ u16 amd_iommu_last_bdf; /* largest PCI device id we have to handle */ LIST_HEAD(amd_iommu_unity_map); /* a list of required unity mappings we find in ACPI */ -#ifdef CONFIG_IOMMU_STRESS -bool amd_iommu_isolate = false; -#else -bool amd_iommu_isolate = true; /* if true, device isolation is - enabled */ -#endif - bool amd_iommu_unmap_flush; /* if true, flush on every unmap */ LIST_HEAD(amd_iommu_list); /* list of all AMD IOMMUs in the system */ +/* Array to assign indices to IOMMUs*/ +struct amd_iommu *amd_iommus[MAX_IOMMUS]; +int amd_iommus_present; + +/* IOMMUs have a non-present cache? */ +bool amd_iommu_np_cache __read_mostly; + +/* + * List of protection domains - used during resume + */ +LIST_HEAD(amd_iommu_pd_list); +spinlock_t amd_iommu_pd_lock; + /* * Pointer to the device table which is shared by all AMD IOMMUs * it is indexed by the PCI device id or the HT unit id and contains @@ -157,12 +165,6 @@ u16 *amd_iommu_alias_table; struct amd_iommu **amd_iommu_rlookup_table; /* - * The pd table (protection domain table) is used to find the protection domain - * data structure a device belongs to. Indexed with the PCI device id too. - */ -struct protection_domain **amd_iommu_pd_table; - -/* * AMD IOMMU allows up to 2^16 differend protection domains. This is a bitmap * to know which ones are already in use. */ @@ -838,7 +840,18 @@ static void __init free_iommu_all(void) static int __init init_iommu_one(struct amd_iommu *iommu, struct ivhd_header *h) { spin_lock_init(&iommu->lock); + + /* Add IOMMU to internal data structures */ list_add_tail(&iommu->list, &amd_iommu_list); + iommu->index = amd_iommus_present++; + + if (unlikely(iommu->index >= MAX_IOMMUS)) { + WARN(1, "AMD-Vi: System has more IOMMUs than supported by this driver\n"); + return -ENOSYS; + } + + /* Index is fine - add IOMMU to the array */ + amd_iommus[iommu->index] = iommu; /* * Copy data from ACPI table entry to the iommu struct @@ -868,6 +881,9 @@ static int __init init_iommu_one(struct amd_iommu *iommu, struct ivhd_header *h) init_iommu_from_acpi(iommu, h); init_iommu_devices(iommu); + if (iommu->cap & (1UL << IOMMU_CAP_NPCACHE)) + amd_iommu_np_cache = true; + return pci_enable_device(iommu->dev); } @@ -925,7 +941,7 @@ static int __init init_iommu_all(struct acpi_table_header *table) * ****************************************************************************/ -static int __init iommu_setup_msi(struct amd_iommu *iommu) +static int iommu_setup_msi(struct amd_iommu *iommu) { int r; @@ -1176,19 +1192,10 @@ static struct sys_device device_amd_iommu = { * functions. Finally it prints some information about AMD IOMMUs and * the driver state and enables the hardware. */ -int __init amd_iommu_init(void) +static int __init amd_iommu_init(void) { int i, ret = 0; - - if (no_iommu) { - printk(KERN_INFO "AMD-Vi disabled by kernel command line\n"); - return 0; - } - - if (!amd_iommu_detected) - return -ENODEV; - /* * First parse ACPI tables to find the largest Bus/Dev/Func * we need to handle. Upon this information the shared data @@ -1225,15 +1232,6 @@ int __init amd_iommu_init(void) if (amd_iommu_rlookup_table == NULL) goto free; - /* - * Protection Domain table - maps devices to protection domains - * This table has the same size as the rlookup_table - */ - amd_iommu_pd_table = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, - get_order(rlookup_table_size)); - if (amd_iommu_pd_table == NULL) - goto free; - amd_iommu_pd_alloc_bitmap = (void *)__get_free_pages( GFP_KERNEL | __GFP_ZERO, get_order(MAX_DOMAIN_ID/8)); @@ -1255,6 +1253,8 @@ int __init amd_iommu_init(void) */ amd_iommu_pd_alloc_bitmap[0] = 1; + spin_lock_init(&amd_iommu_pd_lock); + /* * now the data structures are allocated and basically initialized * start the real acpi table scan @@ -1286,17 +1286,12 @@ int __init amd_iommu_init(void) if (iommu_pass_through) goto out; - printk(KERN_INFO "AMD-Vi: device isolation "); - if (amd_iommu_isolate) - printk("enabled\n"); - else - printk("disabled\n"); - if (amd_iommu_unmap_flush) printk(KERN_INFO "AMD-Vi: IO/TLB flush on unmap enabled\n"); else printk(KERN_INFO "AMD-Vi: Lazy IO/TLB flushing enabled\n"); + x86_platform.iommu_shutdown = disable_iommus; out: return ret; @@ -1304,9 +1299,6 @@ free: free_pages((unsigned long)amd_iommu_pd_alloc_bitmap, get_order(MAX_DOMAIN_ID/8)); - free_pages((unsigned long)amd_iommu_pd_table, - get_order(rlookup_table_size)); - free_pages((unsigned long)amd_iommu_rlookup_table, get_order(rlookup_table_size)); @@ -1323,11 +1315,6 @@ free: goto out; } -void amd_iommu_shutdown(void) -{ - disable_iommus(); -} - /**************************************************************************** * * Early detect code. This code runs at IOMMU detection time in the DMA @@ -1342,16 +1329,13 @@ static int __init early_amd_iommu_detect(struct acpi_table_header *table) void __init amd_iommu_detect(void) { - if (swiotlb || no_iommu || (iommu_detected && !gart_iommu_aperture)) + if (no_iommu || (iommu_detected && !gart_iommu_aperture)) return; if (acpi_table_parse("IVRS", early_amd_iommu_detect) == 0) { iommu_detected = 1; amd_iommu_detected = 1; -#ifdef CONFIG_GART_IOMMU - gart_iommu_aperture_disabled = 1; - gart_iommu_aperture = 0; -#endif + x86_init.iommu.iommu_init = amd_iommu_init; } } @@ -1372,10 +1356,6 @@ static int __init parse_amd_iommu_dump(char *str) static int __init parse_amd_iommu_options(char *str) { for (; *str; ++str) { - if (strncmp(str, "isolate", 7) == 0) - amd_iommu_isolate = true; - if (strncmp(str, "share", 5) == 0) - amd_iommu_isolate = false; if (strncmp(str, "fullflush", 9) == 0) amd_iommu_unmap_flush = true; } diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c index 128111d..e0dfb68 100644 --- a/arch/x86/kernel/aperture_64.c +++ b/arch/x86/kernel/aperture_64.c @@ -28,6 +28,7 @@ #include <asm/pci-direct.h> #include <asm/dma.h> #include <asm/k8.h> +#include <asm/x86_init.h> int gart_iommu_aperture; int gart_iommu_aperture_disabled __initdata; @@ -400,6 +401,7 @@ void __init gart_iommu_hole_init(void) iommu_detected = 1; gart_iommu_aperture = 1; + x86_init.iommu.iommu_init = gart_iommu_init; aper_order = (read_pci_config(bus, slot, 3, AMD64_GARTAPERTURECTL) >> 1) & 7; aper_size = (32 * 1024 * 1024) << aper_order; @@ -456,7 +458,7 @@ out: if (aper_alloc) { /* Got the aperture from the AGP bridge */ - } else if (swiotlb && !valid_agp) { + } else if (!valid_agp) { /* Do nothing */ } else if ((!no_iommu && max_pfn > MAX_DMA32_PFN) || force_iommu || diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c index 5e409dc..a4849c1 100644 --- a/arch/x86/kernel/crash.c +++ b/arch/x86/kernel/crash.c @@ -27,8 +27,7 @@ #include <asm/cpu.h> #include <asm/reboot.h> #include <asm/virtext.h> -#include <asm/iommu.h> - +#include <asm/x86_init.h> #if defined(CONFIG_SMP) && defined(CONFIG_X86_LOCAL_APIC) @@ -106,7 +105,7 @@ void native_machine_crash_shutdown(struct pt_regs *regs) #endif #ifdef CONFIG_X86_64 - pci_iommu_shutdown(); + x86_platform.iommu_shutdown(); #endif crash_save_cpu(regs, safe_smp_processor_id()); diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S index c097e7d..7d52e9d 100644 --- a/arch/x86/kernel/entry_32.S +++ b/arch/x86/kernel/entry_32.S @@ -1185,17 +1185,14 @@ END(ftrace_graph_caller) .globl return_to_handler return_to_handler: - pushl $0 pushl %eax - pushl %ecx pushl %edx movl %ebp, %eax call ftrace_return_to_handler - movl %eax, 0xc(%esp) + movl %eax, %ecx popl %edx - popl %ecx popl %eax - ret + jmp *%ecx #endif .section .rodata,"a" diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index b5c061f..bd5bbdd 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -155,11 +155,11 @@ GLOBAL(return_to_handler) call ftrace_return_to_handler - movq %rax, 16(%rsp) + movq %rax, %rdi movq 8(%rsp), %rdx movq (%rsp), %rax - addq $16, %rsp - retq + addq $24, %rsp + jmp *%rdi #endif diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c index 9dbb527..5a1b975 100644 --- a/arch/x86/kernel/ftrace.c +++ b/arch/x86/kernel/ftrace.c @@ -9,6 +9,8 @@ * the dangers of modifying code on the run. */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/spinlock.h> #include <linux/hardirq.h> #include <linux/uaccess.h> @@ -336,15 +338,15 @@ int __init ftrace_dyn_arch_init(void *data) switch (faulted) { case 0: - pr_info("ftrace: converting mcount calls to 0f 1f 44 00 00\n"); + pr_info("converting mcount calls to 0f 1f 44 00 00\n"); memcpy(ftrace_nop, ftrace_test_p6nop, MCOUNT_INSN_SIZE); break; case 1: - pr_info("ftrace: converting mcount calls to 66 66 66 66 90\n"); + pr_info("converting mcount calls to 66 66 66 66 90\n"); memcpy(ftrace_nop, ftrace_test_nop5, MCOUNT_INSN_SIZE); break; case 2: - pr_info("ftrace: converting mcount calls to jmp . + 5\n"); + pr_info("converting mcount calls to jmp . + 5\n"); memcpy(ftrace_nop, ftrace_test_jmp, MCOUNT_INSN_SIZE); break; } @@ -468,82 +470,10 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr, #ifdef CONFIG_FTRACE_SYSCALLS -extern unsigned long __start_syscalls_metadata[]; -extern unsigned long __stop_syscalls_metadata[]; extern unsigned long *sys_call_table; -static struct syscall_metadata **syscalls_metadata; - -static struct syscall_metadata *find_syscall_meta(unsigned long *syscall) -{ - struct syscall_metadata *start; - struct syscall_metadata *stop; - char str[KSYM_SYMBOL_LEN]; - - - start = (struct syscall_metadata *)__start_syscalls_metadata; - stop = (struct syscall_metadata *)__stop_syscalls_metadata; - kallsyms_lookup((unsigned long) syscall, NULL, NULL, NULL, str); - - for ( ; start < stop; start++) { - if (start->name && !strcmp(start->name, str)) - return start; - } - return NULL; -} - -struct syscall_metadata *syscall_nr_to_meta(int nr) -{ - if (!syscalls_metadata || nr >= NR_syscalls || nr < 0) - return NULL; - - return syscalls_metadata[nr]; -} - -int syscall_name_to_nr(char *name) +unsigned long __init arch_syscall_addr(int nr) { - int i; - - if (!syscalls_metadata) - return -1; - - for (i = 0; i < NR_syscalls; i++) { - if (syscalls_metadata[i]) { - if (!strcmp(syscalls_metadata[i]->name, name)) - return i; - } - } - return -1; -} - -void set_syscall_enter_id(int num, int id) -{ - syscalls_metadata[num]->enter_id = id; -} - -void set_syscall_exit_id(int num, int id) -{ - syscalls_metadata[num]->exit_id = id; -} - -static int __init arch_init_ftrace_syscalls(void) -{ - int i; - struct syscall_metadata *meta; - unsigned long **psys_syscall_table = &sys_call_table; - - syscalls_metadata = kzalloc(sizeof(*syscalls_metadata) * - NR_syscalls, GFP_KERNEL); - if (!syscalls_metadata) { - WARN_ON(1); - return -ENOMEM; - } - - for (i = 0; i < NR_syscalls; i++) { - meta = find_syscall_meta(psys_syscall_table[i]); - syscalls_metadata[i] = meta; - } - return 0; + return (unsigned long)(&sys_call_table)[nr]; } -arch_initcall(arch_init_ftrace_syscalls); #endif diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c index 971a3be..c563e4c 100644 --- a/arch/x86/kernel/pci-calgary_64.c +++ b/arch/x86/kernel/pci-calgary_64.c @@ -46,6 +46,7 @@ #include <asm/dma.h> #include <asm/rio.h> #include <asm/bios_ebda.h> +#include <asm/x86_init.h> #ifdef CONFIG_CALGARY_IOMMU_ENABLED_BY_DEFAULT int use_calgary __read_mostly = 1; @@ -244,7 +245,7 @@ static unsigned long iommu_range_alloc(struct device *dev, if (panic_on_overflow) panic("Calgary: fix the allocator.\n"); else - return bad_dma_address; + return DMA_ERROR_CODE; } } @@ -260,12 +261,15 @@ static dma_addr_t iommu_alloc(struct device *dev, struct iommu_table *tbl, void *vaddr, unsigned int npages, int direction) { unsigned long entry; - dma_addr_t ret = bad_dma_address; + dma_addr_t ret; entry = iommu_range_alloc(dev, tbl, npages); - if (unlikely(entry == bad_dma_address)) - goto error; + if (unlikely(entry == DMA_ERROR_CODE)) { + printk(KERN_WARNING "Calgary: failed to allocate %u pages in " + "iommu %p\n", npages, tbl); + return DMA_ERROR_CODE; + } /* set the return dma address */ ret = (entry << PAGE_SHIFT) | ((unsigned long)vaddr & ~PAGE_MASK); @@ -273,13 +277,7 @@ static dma_addr_t iommu_alloc(struct device *dev, struct iommu_table *tbl, /* put the TCEs in the HW table */ tce_build(tbl, entry, npages, (unsigned long)vaddr & PAGE_MASK, direction); - return ret; - -error: - printk(KERN_WARNING "Calgary: failed to allocate %u pages in " - "iommu %p\n", npages, tbl); - return bad_dma_address; } static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr, @@ -290,8 +288,8 @@ static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr, unsigned long flags; /* were we called with bad_dma_address? */ - badend = bad_dma_address + (EMERGENCY_PAGES * PAGE_SIZE); - if (unlikely((dma_addr >= bad_dma_address) && (dma_addr < badend))) { + badend = DMA_ERROR_CODE + (EMERGENCY_PAGES * PAGE_SIZE); + if (unlikely((dma_addr >= DMA_ERROR_CODE) && (dma_addr < badend))) { WARN(1, KERN_ERR "Calgary: driver tried unmapping bad DMA " "address 0x%Lx\n", dma_addr); return; @@ -318,13 +316,15 @@ static inline struct iommu_table *find_iommu_table(struct device *dev) pdev = to_pci_dev(dev); + /* search up the device tree for an iommu */ pbus = pdev->bus; - - /* is the device behind a bridge? Look for the root bus */ - while (pbus->parent) + do { + tbl = pci_iommu(pbus); + if (tbl && tbl->it_busno == pbus->number) + break; + tbl = NULL; pbus = pbus->parent; - - tbl = pci_iommu(pbus); + } while (pbus); BUG_ON(tbl && (tbl->it_busno != pbus->number)); @@ -373,7 +373,7 @@ static int calgary_map_sg(struct device *dev, struct scatterlist *sg, npages = iommu_num_pages(vaddr, s->length, PAGE_SIZE); entry = iommu_range_alloc(dev, tbl, npages); - if (entry == bad_dma_address) { + if (entry == DMA_ERROR_CODE) { /* makes sure unmap knows to stop */ s->dma_length = 0; goto error; @@ -391,7 +391,7 @@ static int calgary_map_sg(struct device *dev, struct scatterlist *sg, error: calgary_unmap_sg(dev, sg, nelems, dir, NULL); for_each_sg(sg, s, nelems, i) { - sg->dma_address = bad_dma_address; + sg->dma_address = DMA_ERROR_CODE; sg->dma_length = 0; } return 0; @@ -446,7 +446,7 @@ static void* calgary_alloc_coherent(struct device *dev, size_t size, /* set up tces to cover the allocated range */ mapping = iommu_alloc(dev, tbl, ret, npages, DMA_BIDIRECTIONAL); - if (mapping == bad_dma_address) + if (mapping == DMA_ERROR_CODE) goto free; *dma_handle = mapping; return ret; @@ -727,7 +727,7 @@ static void __init calgary_reserve_regions(struct pci_dev *dev) struct iommu_table *tbl = pci_iommu(dev->bus); /* reserve EMERGENCY_PAGES from bad_dma_address and up */ - iommu_range_reserve(tbl, bad_dma_address, EMERGENCY_PAGES); + iommu_range_reserve(tbl, DMA_ERROR_CODE, EMERGENCY_PAGES); /* avoid the BIOS/VGA first 640KB-1MB region */ /* for CalIOC2 - avoid the entire first MB */ @@ -1344,6 +1344,23 @@ static void __init get_tce_space_from_tar(void) return; } +static int __init calgary_iommu_init(void) +{ + int ret; + + /* ok, we're trying to use Calgary - let's roll */ + printk(KERN_INFO "PCI-DMA: Using Calgary IOMMU\n"); + + ret = calgary_init(); + if (ret) { + printk(KERN_ERR "PCI-DMA: Calgary init failed %d, " + "falling back to no_iommu\n", ret); + return ret; + } + + return 0; +} + void __init detect_calgary(void) { int bus; @@ -1357,7 +1374,7 @@ void __init detect_calgary(void) * if the user specified iommu=off or iommu=soft or we found * another HW IOMMU already, bail out. */ - if (swiotlb || no_iommu || iommu_detected) + if (no_iommu || iommu_detected) return; if (!use_calgary) @@ -1442,9 +1459,7 @@ void __init detect_calgary(void) printk(KERN_INFO "PCI-DMA: Calgary TCE table spec is %d\n", specified_table_size); - /* swiotlb for devices that aren't behind the Calgary. */ - if (max_pfn > MAX_DMA32_PFN) - swiotlb = 1; + x86_init.iommu.iommu_init = calgary_iommu_init; } return; @@ -1457,35 +1472,6 @@ cleanup: } } -int __init calgary_iommu_init(void) -{ - int ret; - - if (no_iommu || (swiotlb && !calgary_detected)) - return -ENODEV; - - if (!calgary_detected) - return -ENODEV; - - /* ok, we're trying to use Calgary - let's roll */ - printk(KERN_INFO "PCI-DMA: Using Calgary IOMMU\n"); - - ret = calgary_init(); - if (ret) { - printk(KERN_ERR "PCI-DMA: Calgary init failed %d, " - "falling back to no_iommu\n", ret); - return ret; - } - - force_iommu = 1; - bad_dma_address = 0x0; - /* dma_ops is set to swiotlb or nommu */ - if (!dma_ops) - dma_ops = &nommu_dma_ops; - - return 0; -} - static int __init calgary_parse_options(char *p) { unsigned int bridge; diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c index a6e804d..afcc58b 100644 --- a/arch/x86/kernel/pci-dma.c +++ b/arch/x86/kernel/pci-dma.c @@ -11,10 +11,11 @@ #include <asm/gart.h> #include <asm/calgary.h> #include <asm/amd_iommu.h> +#include <asm/x86_init.h> static int forbid_dac __read_mostly; -struct dma_map_ops *dma_ops; +struct dma_map_ops *dma_ops = &nommu_dma_ops; EXPORT_SYMBOL(dma_ops); static int iommu_sac_force __read_mostly; @@ -42,9 +43,6 @@ int iommu_detected __read_mostly = 0; */ int iommu_pass_through __read_mostly; -dma_addr_t bad_dma_address __read_mostly = 0; -EXPORT_SYMBOL(bad_dma_address); - /* Dummy device used for NULL arguments (normally ISA). */ struct device x86_dma_fallback_dev = { .init_name = "fallback device", @@ -126,20 +124,17 @@ void __init pci_iommu_alloc(void) /* free the range so iommu could get some range less than 4G */ dma32_free_bootmem(); #endif + if (pci_swiotlb_init()) + return; - /* - * The order of these functions is important for - * fall-back/fail-over reasons - */ gart_iommu_hole_init(); detect_calgary(); detect_intel_iommu(); + /* needs to be called after gart_iommu_hole_init */ amd_iommu_detect(); - - pci_swiotlb_init(); } void *dma_generic_alloc_coherent(struct device *dev, size_t size, @@ -214,7 +209,7 @@ static __init int iommu_setup(char *p) if (!strncmp(p, "allowdac", 8)) forbid_dac = 0; if (!strncmp(p, "nodac", 5)) - forbid_dac = -1; + forbid_dac = 1; if (!strncmp(p, "usedac", 6)) { forbid_dac = -1; return 1; @@ -289,25 +284,17 @@ static int __init pci_iommu_init(void) #ifdef CONFIG_PCI dma_debug_add_bus(&pci_bus_type); #endif + x86_init.iommu.iommu_init(); - calgary_iommu_init(); - - intel_iommu_init(); + if (swiotlb) { + printk(KERN_INFO "PCI-DMA: " + "Using software bounce buffering for IO (SWIOTLB)\n"); + swiotlb_print_info(); + } else + swiotlb_free(); - amd_iommu_init(); - - gart_iommu_init(); - - no_iommu_init(); return 0; } - -void pci_iommu_shutdown(void) -{ - gart_iommu_shutdown(); - - amd_iommu_shutdown(); -} /* Must execute after PCI subsystem */ rootfs_initcall(pci_iommu_init); diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c index a7f1b64..e6a0d40 100644 --- a/arch/x86/kernel/pci-gart_64.c +++ b/arch/x86/kernel/pci-gart_64.c @@ -39,6 +39,7 @@ #include <asm/swiotlb.h> #include <asm/dma.h> #include <asm/k8.h> +#include <asm/x86_init.h> static unsigned long iommu_bus_base; /* GART remapping area (physical) */ static unsigned long iommu_size; /* size of remapping area bytes */ @@ -46,6 +47,8 @@ static unsigned long iommu_pages; /* .. and in pages */ static u32 *iommu_gatt_base; /* Remapping table */ +static dma_addr_t bad_dma_addr; + /* * If this is disabled the IOMMU will use an optimized flushing strategy * of only flushing when an mapping is reused. With it true the GART is @@ -92,7 +95,7 @@ static unsigned long alloc_iommu(struct device *dev, int size, base_index = ALIGN(iommu_bus_base & dma_get_seg_boundary(dev), PAGE_SIZE) >> PAGE_SHIFT; - boundary_size = ALIGN((unsigned long long)dma_get_seg_boundary(dev) + 1, + boundary_size = ALIGN((u64)dma_get_seg_boundary(dev) + 1, PAGE_SIZE) >> PAGE_SHIFT; spin_lock_irqsave(&iommu_bitmap_lock, flags); @@ -216,7 +219,7 @@ static dma_addr_t dma_map_area(struct device *dev, dma_addr_t phys_mem, if (panic_on_overflow) panic("dma_map_area overflow %lu bytes\n", size); iommu_full(dev, size, dir); - return bad_dma_address; + return bad_dma_addr; } for (i = 0; i < npages; i++) { @@ -294,7 +297,7 @@ static int dma_map_sg_nonforce(struct device *dev, struct scatterlist *sg, int i; #ifdef CONFIG_IOMMU_DEBUG - printk(KERN_DEBUG "dma_map_sg overflow\n"); + pr_debug("dma_map_sg overflow\n"); #endif for_each_sg(sg, s, nents, i) { @@ -302,7 +305,7 @@ static int dma_map_sg_nonforce(struct device *dev, struct scatterlist *sg, if (nonforced_iommu(dev, addr, s->length)) { addr = dma_map_area(dev, addr, s->length, dir, 0); - if (addr == bad_dma_address) { + if (addr == bad_dma_addr) { if (i > 0) gart_unmap_sg(dev, sg, i, dir, NULL); nents = 0; @@ -389,12 +392,14 @@ static int gart_map_sg(struct device *dev, struct scatterlist *sg, int nents, if (!dev) dev = &x86_dma_fallback_dev; - out = 0; - start = 0; - start_sg = sgmap = sg; - seg_size = 0; - max_seg_size = dma_get_max_seg_size(dev); - ps = NULL; /* shut up gcc */ + out = 0; + start = 0; + start_sg = sg; + sgmap = sg; + seg_size = 0; + max_seg_size = dma_get_max_seg_size(dev); + ps = NULL; /* shut up gcc */ + for_each_sg(sg, s, nents, i) { dma_addr_t addr = sg_phys(s); @@ -417,11 +422,12 @@ static int gart_map_sg(struct device *dev, struct scatterlist *sg, int nents, sgmap, pages, need) < 0) goto error; out++; - seg_size = 0; - sgmap = sg_next(sgmap); - pages = 0; - start = i; - start_sg = s; + + seg_size = 0; + sgmap = sg_next(sgmap); + pages = 0; + start = i; + start_sg = s; } } @@ -455,7 +461,7 @@ error: iommu_full(dev, pages << PAGE_SHIFT, dir); for_each_sg(sg, s, nents, i) - s->dma_address = bad_dma_address; + s->dma_address = bad_dma_addr; return 0; } @@ -479,7 +485,7 @@ gart_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addr, DMA_BIDIRECTIONAL, align_mask); flush_gart(); - if (paddr != bad_dma_address) { + if (paddr != bad_dma_addr) { *dma_addr = paddr; return page_address(page); } @@ -499,6 +505,11 @@ gart_free_coherent(struct device *dev, size_t size, void *vaddr, free_pages((unsigned long)vaddr, get_order(size)); } +static int gart_mapping_error(struct device *dev, dma_addr_t dma_addr) +{ + return (dma_addr == bad_dma_addr); +} + static int no_agp; static __init unsigned long check_iommu_size(unsigned long aper, u64 aper_size) @@ -515,7 +526,7 @@ static __init unsigned long check_iommu_size(unsigned long aper, u64 aper_size) iommu_size -= round_up(a, PMD_PAGE_SIZE) - a; if (iommu_size < 64*1024*1024) { - printk(KERN_WARNING + pr_warning( "PCI-DMA: Warning: Small IOMMU %luMB." " Consider increasing the AGP aperture in BIOS\n", iommu_size >> 20); @@ -570,28 +581,32 @@ void set_up_gart_resume(u32 aper_order, u32 aper_alloc) aperture_alloc = aper_alloc; } -static int gart_resume(struct sys_device *dev) +static void gart_fixup_northbridges(struct sys_device *dev) { - printk(KERN_INFO "PCI-DMA: Resuming GART IOMMU\n"); + int i; - if (fix_up_north_bridges) { - int i; + if (!fix_up_north_bridges) + return; - printk(KERN_INFO "PCI-DMA: Restoring GART aperture settings\n"); + pr_info("PCI-DMA: Restoring GART aperture settings\n"); - for (i = 0; i < num_k8_northbridges; i++) { - struct pci_dev *dev = k8_northbridges[i]; + for (i = 0; i < num_k8_northbridges; i++) { + struct pci_dev *dev = k8_northbridges[i]; - /* - * Don't enable translations just yet. That is the next - * step. Restore the pre-suspend aperture settings. - */ - pci_write_config_dword(dev, AMD64_GARTAPERTURECTL, - aperture_order << 1); - pci_write_config_dword(dev, AMD64_GARTAPERTUREBASE, - aperture_alloc >> 25); - } + /* + * Don't enable translations just yet. That is the next + * step. Restore the pre-suspend aperture settings. + */ + pci_write_config_dword(dev, AMD64_GARTAPERTURECTL, aperture_order << 1); + pci_write_config_dword(dev, AMD64_GARTAPERTUREBASE, aperture_alloc >> 25); } +} + +static int gart_resume(struct sys_device *dev) +{ + pr_info("PCI-DMA: Resuming GART IOMMU\n"); + + gart_fixup_northbridges(dev); enable_gart_translations(); @@ -604,15 +619,14 @@ static int gart_suspend(struct sys_device *dev, pm_message_t state) } static struct sysdev_class gart_sysdev_class = { - .name = "gart", - .suspend = gart_suspend, - .resume = gart_resume, + .name = "gart", + .suspend = gart_suspend, + .resume = gart_resume, }; static struct sys_device device_gart = { - .id = 0, - .cls = &gart_sysdev_class, + .cls = &gart_sysdev_class, }; /* @@ -627,7 +641,8 @@ static __init int init_k8_gatt(struct agp_kern_info *info) void *gatt; int i, error; - printk(KERN_INFO "PCI-DMA: Disabling AGP.\n"); + pr_info("PCI-DMA: Disabling AGP.\n"); + aper_size = aper_base = info->aper_size = 0; dev = NULL; for (i = 0; i < num_k8_northbridges; i++) { @@ -645,6 +660,7 @@ static __init int init_k8_gatt(struct agp_kern_info *info) } if (!aper_base) goto nommu; + info->aper_base = aper_base; info->aper_size = aper_size >> 20; @@ -667,14 +683,14 @@ static __init int init_k8_gatt(struct agp_kern_info *info) flush_gart(); - printk(KERN_INFO "PCI-DMA: aperture base @ %x size %u KB\n", + pr_info("PCI-DMA: aperture base @ %x size %u KB\n", aper_base, aper_size>>10); return 0; nommu: /* Should not happen anymore */ - printk(KERN_WARNING "PCI-DMA: More than 4GB of RAM and no IOMMU\n" + pr_warning("PCI-DMA: More than 4GB of RAM and no IOMMU\n" "falling back to iommu=soft.\n"); return -1; } @@ -686,14 +702,15 @@ static struct dma_map_ops gart_dma_ops = { .unmap_page = gart_unmap_page, .alloc_coherent = gart_alloc_coherent, .free_coherent = gart_free_coherent, + .mapping_error = gart_mapping_error, }; -void gart_iommu_shutdown(void) +static void gart_iommu_shutdown(void) { struct pci_dev *dev; int i; - if (no_agp && (dma_ops != &gart_dma_ops)) + if (no_agp) return; for (i = 0; i < num_k8_northbridges; i++) { @@ -708,7 +725,7 @@ void gart_iommu_shutdown(void) } } -void __init gart_iommu_init(void) +int __init gart_iommu_init(void) { struct agp_kern_info info; unsigned long iommu_start; @@ -718,7 +735,7 @@ void __init gart_iommu_init(void) long i; if (cache_k8_northbridges() < 0 || num_k8_northbridges == 0) - return; + return 0; #ifndef CONFIG_AGP_AMD64 no_agp = 1; @@ -730,35 +747,28 @@ void __init gart_iommu_init(void) (agp_copy_info(agp_bridge, &info) < 0); #endif - if (swiotlb) - return; - - /* Did we detect a different HW IOMMU? */ - if (iommu_detected && !gart_iommu_aperture) - return; - if (no_iommu || (!force_iommu && max_pfn <= MAX_DMA32_PFN) || !gart_iommu_aperture || (no_agp && init_k8_gatt(&info) < 0)) { if (max_pfn > MAX_DMA32_PFN) { - printk(KERN_WARNING "More than 4GB of memory " - "but GART IOMMU not available.\n"); - printk(KERN_WARNING "falling back to iommu=soft.\n"); + pr_warning("More than 4GB of memory but GART IOMMU not available.\n"); + pr_warning("falling back to iommu=soft.\n"); } - return; + return 0; } /* need to map that range */ - aper_size = info.aper_size << 20; - aper_base = info.aper_base; - end_pfn = (aper_base>>PAGE_SHIFT) + (aper_size>>PAGE_SHIFT); + aper_size = info.aper_size << 20; + aper_base = info.aper_base; + end_pfn = (aper_base>>PAGE_SHIFT) + (aper_size>>PAGE_SHIFT); + if (end_pfn > max_low_pfn_mapped) { start_pfn = (aper_base>>PAGE_SHIFT); init_memory_mapping(start_pfn<<PAGE_SHIFT, end_pfn<<PAGE_SHIFT); } - printk(KERN_INFO "PCI-DMA: using GART IOMMU.\n"); + pr_info("PCI-DMA: using GART IOMMU.\n"); iommu_size = check_iommu_size(info.aper_base, aper_size); iommu_pages = iommu_size >> PAGE_SHIFT; @@ -773,8 +783,7 @@ void __init gart_iommu_init(void) ret = dma_debug_resize_entries(iommu_pages); if (ret) - printk(KERN_DEBUG - "PCI-DMA: Cannot trace all the entries\n"); + pr_debug("PCI-DMA: Cannot trace all the entries\n"); } #endif @@ -784,15 +793,14 @@ void __init gart_iommu_init(void) */ iommu_area_reserve(iommu_gart_bitmap, 0, EMERGENCY_PAGES); - agp_memory_reserved = iommu_size; - printk(KERN_INFO - "PCI-DMA: Reserving %luMB of IOMMU area in the AGP aperture\n", + pr_info("PCI-DMA: Reserving %luMB of IOMMU area in the AGP aperture\n", iommu_size >> 20); - iommu_start = aper_size - iommu_size; - iommu_bus_base = info.aper_base + iommu_start; - bad_dma_address = iommu_bus_base; - iommu_gatt_base = agp_gatt_table + (iommu_start>>PAGE_SHIFT); + agp_memory_reserved = iommu_size; + iommu_start = aper_size - iommu_size; + iommu_bus_base = info.aper_base + iommu_start; + bad_dma_addr = iommu_bus_base; + iommu_gatt_base = agp_gatt_table + (iommu_start>>PAGE_SHIFT); /* * Unmap the IOMMU part of the GART. The alias of the page is @@ -814,7 +822,7 @@ void __init gart_iommu_init(void) * the pages as Not-Present: */ wbinvd(); - + /* * Now all caches are flushed and we can safely enable * GART hardware. Doing it early leaves the possibility @@ -838,6 +846,10 @@ void __init gart_iommu_init(void) flush_gart(); dma_ops = &gart_dma_ops; + x86_platform.iommu_shutdown = gart_iommu_shutdown; + swiotlb = 0; + + return 0; } void __init gart_parse_options(char *p) @@ -856,7 +868,7 @@ void __init gart_parse_options(char *p) #endif if (isdigit(*p) && get_option(&p, &arg)) iommu_size = arg; - if (!strncmp(p, "fullflush", 8)) + if (!strncmp(p, "fullflush", 9)) iommu_fullflush = 1; if (!strncmp(p, "nofullflush", 11)) iommu_fullflush = 0; diff --git a/arch/x86/kernel/pci-nommu.c b/arch/x86/kernel/pci-nommu.c index a3933d4..22be12b 100644 --- a/arch/x86/kernel/pci-nommu.c +++ b/arch/x86/kernel/pci-nommu.c @@ -33,7 +33,7 @@ static dma_addr_t nommu_map_page(struct device *dev, struct page *page, dma_addr_t bus = page_to_phys(page) + offset; WARN_ON(size == 0); if (!check_addr("map_single", dev, bus, size)) - return bad_dma_address; + return DMA_ERROR_CODE; flush_write_buffers(); return bus; } @@ -103,12 +103,3 @@ struct dma_map_ops nommu_dma_ops = { .sync_sg_for_device = nommu_sync_sg_for_device, .is_phys = 1, }; - -void __init no_iommu_init(void) -{ - if (dma_ops) - return; - - force_iommu = 0; /* no HW IOMMU */ - dma_ops = &nommu_dma_ops; -} diff --git a/arch/x86/kernel/pci-swiotlb.c b/arch/x86/kernel/pci-swiotlb.c index aaa6b78..e3c0a66 100644 --- a/arch/x86/kernel/pci-swiotlb.c +++ b/arch/x86/kernel/pci-swiotlb.c @@ -42,18 +42,28 @@ static struct dma_map_ops swiotlb_dma_ops = { .dma_supported = NULL, }; -void __init pci_swiotlb_init(void) +/* + * pci_swiotlb_init - initialize swiotlb if necessary + * + * This returns non-zero if we are forced to use swiotlb (by the boot + * option). + */ +int __init pci_swiotlb_init(void) { + int use_swiotlb = swiotlb | swiotlb_force; + /* don't initialize swiotlb if iommu=off (no_iommu=1) */ #ifdef CONFIG_X86_64 - if ((!iommu_detected && !no_iommu && max_pfn > MAX_DMA32_PFN)) + if (!no_iommu && max_pfn > MAX_DMA32_PFN) swiotlb = 1; #endif if (swiotlb_force) swiotlb = 1; + if (swiotlb) { - printk(KERN_INFO "PCI-DMA: Using software bounce buffering for IO (SWIOTLB)\n"); - swiotlb_init(); + swiotlb_init(0); dma_ops = &swiotlb_dma_ops; } + + return use_swiotlb; } diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index f930787..2b97fc5 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -23,7 +23,7 @@ # include <linux/ctype.h> # include <linux/mc146818rtc.h> #else -# include <asm/iommu.h> +# include <asm/x86_init.h> #endif /* @@ -622,7 +622,7 @@ void native_machine_shutdown(void) #endif #ifdef CONFIG_X86_64 - pci_iommu_shutdown(); + x86_platform.iommu_shutdown(); #endif } diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c index 4449a4a..d11c5ff 100644 --- a/arch/x86/kernel/x86_init.c +++ b/arch/x86/kernel/x86_init.c @@ -14,10 +14,13 @@ #include <asm/time.h> #include <asm/irq.h> #include <asm/tsc.h> +#include <asm/iommu.h> void __cpuinit x86_init_noop(void) { } void __init x86_init_uint_noop(unsigned int unused) { } void __init x86_init_pgd_noop(pgd_t *unused) { } +int __init iommu_init_noop(void) { return 0; } +void iommu_shutdown_noop(void) { } /* * The platform setup functions are preset with the default functions @@ -62,6 +65,10 @@ struct x86_init_ops x86_init __initdata = { .tsc_pre_init = x86_init_noop, .timer_init = hpet_time_init, }, + + .iommu = { + .iommu_init = iommu_init_noop, + }, }; struct x86_cpuinit_ops x86_cpuinit __cpuinitdata = { @@ -72,4 +79,5 @@ struct x86_platform_ops x86_platform = { .calibrate_tsc = native_calibrate_tsc, .get_wallclock = mach_get_cmos_time, .set_wallclock = mach_set_rtc_mmss, + .iommu_shutdown = iommu_shutdown_noop, }; diff --git a/arch/x86/mm/testmmiotrace.c b/arch/x86/mm/testmmiotrace.c index 427fd1b..8565d94 100644 --- a/arch/x86/mm/testmmiotrace.c +++ b/arch/x86/mm/testmmiotrace.c @@ -1,12 +1,13 @@ /* * Written by Pekka Paalanen, 2008-2009 <pq@iki.fi> */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/module.h> #include <linux/io.h> #include <linux/mmiotrace.h> -#define MODULE_NAME "testmmiotrace" - static unsigned long mmio_address; module_param(mmio_address, ulong, 0); MODULE_PARM_DESC(mmio_address, " Start address of the mapping of 16 kB " @@ -30,7 +31,7 @@ static unsigned v32(unsigned i) static void do_write_test(void __iomem *p) { unsigned int i; - pr_info(MODULE_NAME ": write test.\n"); + pr_info("write test.\n"); mmiotrace_printk("Write test.\n"); for (i = 0; i < 256; i++) @@ -47,7 +48,7 @@ static void do_read_test(void __iomem *p) { unsigned int i; unsigned errs[3] = { 0 }; - pr_info(MODULE_NAME ": read test.\n"); + pr_info("read test.\n"); mmiotrace_printk("Read test.\n"); for (i = 0; i < 256; i++) @@ -68,7 +69,7 @@ static void do_read_test(void __iomem *p) static void do_read_far_test(void __iomem *p) { - pr_info(MODULE_NAME ": read far test.\n"); + pr_info("read far test.\n"); mmiotrace_printk("Read far test.\n"); ioread32(p + read_far); @@ -78,7 +79,7 @@ static void do_test(unsigned long size) { void __iomem *p = ioremap_nocache(mmio_address, size); if (!p) { - pr_err(MODULE_NAME ": could not ioremap, aborting.\n"); + pr_err("could not ioremap, aborting.\n"); return; } mmiotrace_printk("ioremap returned %p.\n", p); @@ -94,24 +95,22 @@ static int __init init(void) unsigned long size = (read_far) ? (8 << 20) : (16 << 10); if (mmio_address == 0) { - pr_err(MODULE_NAME ": you have to use the module argument " - "mmio_address.\n"); - pr_err(MODULE_NAME ": DO NOT LOAD THIS MODULE UNLESS" - " YOU REALLY KNOW WHAT YOU ARE DOING!\n"); + pr_err("you have to use the module argument mmio_address.\n"); + pr_err("DO NOT LOAD THIS MODULE UNLESS YOU REALLY KNOW WHAT YOU ARE DOING!\n"); return -ENXIO; } - pr_warning(MODULE_NAME ": WARNING: mapping %lu kB @ 0x%08lx in PCI " - "address space, and writing 16 kB of rubbish in there.\n", - size >> 10, mmio_address); + pr_warning("WARNING: mapping %lu kB @ 0x%08lx in PCI address space, " + "and writing 16 kB of rubbish in there.\n", + size >> 10, mmio_address); do_test(size); - pr_info(MODULE_NAME ": All done.\n"); + pr_info("All done.\n"); return 0; } static void __exit cleanup(void) { - pr_debug(MODULE_NAME ": unloaded.\n"); + pr_debug("unloaded.\n"); } module_init(init); diff --git a/drivers/ata/pata_pcmcia.c b/drivers/ata/pata_pcmcia.c index dc99e26..1b392c9 100644 --- a/drivers/ata/pata_pcmcia.c +++ b/drivers/ata/pata_pcmcia.c @@ -177,9 +177,6 @@ static struct ata_port_operations pcmcia_8bit_port_ops = { .drain_fifo = pcmcia_8bit_drain_fifo, }; -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - struct pcmcia_config_check { unsigned long ctl_base; @@ -252,7 +249,7 @@ static int pcmcia_init_one(struct pcmcia_device *pdev) struct ata_port *ap; struct ata_pcmcia_info *info; struct pcmcia_config_check *stk = NULL; - int last_ret = 0, last_fn = 0, is_kme = 0, ret = -ENOMEM, p; + int is_kme = 0, ret = -ENOMEM, p; unsigned long io_base, ctl_base; void __iomem *io_addr, *ctl_addr; int n_ports = 1; @@ -271,7 +268,6 @@ static int pcmcia_init_one(struct pcmcia_device *pdev) pdev->io.Attributes2 = IO_DATA_PATH_WIDTH_8; pdev->io.IOAddrLines = 3; pdev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - pdev->irq.IRQInfo1 = IRQ_LEVEL_ID; pdev->conf.Attributes = CONF_ENABLE_IRQ; pdev->conf.IntType = INT_MEMORY_AND_IO; @@ -296,8 +292,13 @@ static int pcmcia_init_one(struct pcmcia_device *pdev) } io_base = pdev->io.BasePort1; ctl_base = stk->ctl_base; - CS_CHECK(RequestIRQ, pcmcia_request_irq(pdev, &pdev->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(pdev, &pdev->conf)); + ret = pcmcia_request_irq(pdev, &pdev->irq); + if (ret) + goto failed; + + ret = pcmcia_request_configuration(pdev, &pdev->conf); + if (ret) + goto failed; /* iomap */ ret = -ENOMEM; @@ -351,8 +352,6 @@ static int pcmcia_init_one(struct pcmcia_device *pdev) kfree(stk); return 0; -cs_failed: - cs_error(pdev, last_fn, last_ret); failed: kfree(stk); info->ndev = 0; diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c index 965ece2..13bb69d 100644 --- a/drivers/block/aoe/aoecmd.c +++ b/drivers/block/aoe/aoecmd.c @@ -735,6 +735,21 @@ diskstats(struct gendisk *disk, struct bio *bio, ulong duration, sector_t sector part_stat_unlock(); } +/* + * Ensure we don't create aliases in VI caches + */ +static inline void +killalias(struct bio *bio) +{ + struct bio_vec *bv; + int i; + + if (bio_data_dir(bio) == READ) + __bio_for_each_segment(bv, bio, i, 0) { + flush_dcache_page(bv->bv_page); + } +} + void aoecmd_ata_rsp(struct sk_buff *skb) { @@ -853,8 +868,12 @@ aoecmd_ata_rsp(struct sk_buff *skb) if (buf && --buf->nframesout == 0 && buf->resid == 0) { diskstats(d->gd, buf->bio, jiffies - buf->stime, buf->sector); - n = (buf->flags & BUFFL_FAIL) ? -EIO : 0; - bio_endio(buf->bio, n); + if (buf->flags & BUFFL_FAIL) + bio_endio(buf->bio, -EIO); + else { + killalias(buf->bio); + bio_endio(buf->bio, 0); + } mempool_free(buf, d->bufpool); } diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c index b0e569b..2acdc60 100644 --- a/drivers/bluetooth/bluecard_cs.c +++ b/drivers/bluetooth/bluecard_cs.c @@ -867,11 +867,9 @@ static int bluecard_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 8; - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = bluecard_interrupt; - link->irq.Instance = info; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -905,22 +903,16 @@ static int bluecard_config(struct pcmcia_device *link) break; } - if (i != 0) { - cs_error(link, RequestIO, i); + if (i != 0) goto failed; - } i = pcmcia_request_irq(link, &link->irq); - if (i != 0) { - cs_error(link, RequestIRQ, i); + if (i != 0) link->irq.AssignedIRQ = 0; - } i = pcmcia_request_configuration(link, &link->conf); - if (i != 0) { - cs_error(link, RequestConfiguration, i); + if (i != 0) goto failed; - } if (bluecard_open(info) != 0) goto failed; diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c index d58e22b..d814a27 100644 --- a/drivers/bluetooth/bt3c_cs.c +++ b/drivers/bluetooth/bt3c_cs.c @@ -659,11 +659,9 @@ static int bt3c_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 8; - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = bt3c_interrupt; - link->irq.Instance = info; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -740,21 +738,16 @@ static int bt3c_config(struct pcmcia_device *link) goto found_port; BT_ERR("No usable port range found"); - cs_error(link, RequestIO, -ENODEV); goto failed; found_port: i = pcmcia_request_irq(link, &link->irq); - if (i != 0) { - cs_error(link, RequestIRQ, i); + if (i != 0) link->irq.AssignedIRQ = 0; - } i = pcmcia_request_configuration(link, &link->conf); - if (i != 0) { - cs_error(link, RequestConfiguration, i); + if (i != 0) goto failed; - } if (bt3c_open(info) != 0) goto failed; diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c index efd689a..d339464 100644 --- a/drivers/bluetooth/btuart_cs.c +++ b/drivers/bluetooth/btuart_cs.c @@ -588,11 +588,9 @@ static int btuart_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 8; - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = btuart_interrupt; - link->irq.Instance = info; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -669,21 +667,16 @@ static int btuart_config(struct pcmcia_device *link) goto found_port; BT_ERR("No usable port range found"); - cs_error(link, RequestIO, -ENODEV); goto failed; found_port: i = pcmcia_request_irq(link, &link->irq); - if (i != 0) { - cs_error(link, RequestIRQ, i); + if (i != 0) link->irq.AssignedIRQ = 0; - } i = pcmcia_request_configuration(link, &link->conf); - if (i != 0) { - cs_error(link, RequestConfiguration, i); + if (i != 0) goto failed; - } if (btuart_open(info) != 0) goto failed; diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c index b881a9c..4f02a6f 100644 --- a/drivers/bluetooth/dtl1_cs.c +++ b/drivers/bluetooth/dtl1_cs.c @@ -573,11 +573,9 @@ static int dtl1_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 8; - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = dtl1_interrupt; - link->irq.Instance = info; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -622,16 +620,12 @@ static int dtl1_config(struct pcmcia_device *link) goto failed; i = pcmcia_request_irq(link, &link->irq); - if (i != 0) { - cs_error(link, RequestIRQ, i); + if (i != 0) link->irq.AssignedIRQ = 0; - } i = pcmcia_request_configuration(link, &link->conf); - if (i != 0) { - cs_error(link, RequestConfiguration, i); + if (i != 0) goto failed; - } if (dtl1_open(info) != 0) goto failed; diff --git a/drivers/char/agp/Kconfig b/drivers/char/agp/Kconfig index ccb1fa8..2fb3a48 100644 --- a/drivers/char/agp/Kconfig +++ b/drivers/char/agp/Kconfig @@ -56,9 +56,8 @@ config AGP_AMD X on AMD Irongate, 761, and 762 chipsets. config AGP_AMD64 - tristate "AMD Opteron/Athlon64 on-CPU GART support" if !GART_IOMMU + tristate "AMD Opteron/Athlon64 on-CPU GART support" depends on AGP && X86 - default y if GART_IOMMU help This option gives you AGP support for the GLX component of X using the on-CPU northbridge of the AMD Athlon64/Opteron CPUs. diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c index c250a31..2db4c0a 100644 --- a/drivers/char/pcmcia/cm4000_cs.c +++ b/drivers/char/pcmcia/cm4000_cs.c @@ -23,8 +23,6 @@ * All rights reserved. Licensed under dual BSD/GPL license. */ -/* #define PCMCIA_DEBUG 6 */ - #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> @@ -47,18 +45,17 @@ /* #define ATR_CSUM */ -#ifdef PCMCIA_DEBUG -#define reader_to_dev(x) (&handle_to_dev(x->p_dev)) -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0600); -#define DEBUGP(n, rdr, x, args...) do { \ - if (pc_debug >= (n)) \ - dev_printk(KERN_DEBUG, reader_to_dev(rdr), "%s:" x, \ - __func__ , ## args); \ +#define reader_to_dev(x) (&x->p_dev->dev) + +/* n (debug level) is ignored */ +/* additional debug output may be enabled by re-compiling with + * CM4000_DEBUG set */ +/* #define CM4000_DEBUG */ +#define DEBUGP(n, rdr, x, args...) do { \ + dev_dbg(reader_to_dev(rdr), "%s:" x, \ + __func__ , ## args); \ } while (0) -#else -#define DEBUGP(n, rdr, x, args...) -#endif + static char *version = "cm4000_cs.c v2.4.0gm6 - All bugs added by Harald Welte"; #define T_1SEC (HZ) @@ -174,14 +171,13 @@ static unsigned char fi_di_table[10][14] = { /* 9 */ {0x09,0x19,0x29,0x39,0x49,0x59,0x69,0x11,0x11,0x99,0xA9,0xB9,0xC9,0xD9} }; -#ifndef PCMCIA_DEBUG +#ifndef CM4000_DEBUG #define xoutb outb #define xinb inb #else static inline void xoutb(unsigned char val, unsigned short port) { - if (pc_debug >= 7) - printk(KERN_DEBUG "outb(val=%.2x,port=%.4x)\n", val, port); + pr_debug("outb(val=%.2x,port=%.4x)\n", val, port); outb(val, port); } static inline unsigned char xinb(unsigned short port) @@ -189,8 +185,7 @@ static inline unsigned char xinb(unsigned short port) unsigned char val; val = inb(port); - if (pc_debug >= 7) - printk(KERN_DEBUG "%.2x=inb(%.4x)\n", val, port); + pr_debug("%.2x=inb(%.4x)\n", val, port); return val; } @@ -514,12 +509,10 @@ static int set_protocol(struct cm4000_dev *dev, struct ptsreq *ptsreq) for (i = 0; i < 4; i++) { xoutb(i, REG_BUF_ADDR(iobase)); xoutb(dev->pts[i], REG_BUF_DATA(iobase)); /* buf data */ -#ifdef PCMCIA_DEBUG - if (pc_debug >= 5) - printk("0x%.2x ", dev->pts[i]); +#ifdef CM4000_DEBUG + pr_debug("0x%.2x ", dev->pts[i]); } - if (pc_debug >= 5) - printk("\n"); + pr_debug("\n"); #else } #endif @@ -579,14 +572,13 @@ static int set_protocol(struct cm4000_dev *dev, struct ptsreq *ptsreq) pts_reply[i] = inb(REG_BUF_DATA(iobase)); } -#ifdef PCMCIA_DEBUG +#ifdef CM4000_DEBUG DEBUGP(2, dev, "PTSreply: "); for (i = 0; i < num_bytes_read; i++) { - if (pc_debug >= 5) - printk("0x%.2x ", pts_reply[i]); + pr_debug("0x%.2x ", pts_reply[i]); } - printk("\n"); -#endif /* PCMCIA_DEBUG */ + pr_debug("\n"); +#endif /* CM4000_DEBUG */ DEBUGP(5, dev, "Clear Tactive in Flags1\n"); xoutb(0x20, REG_FLAGS1(iobase)); @@ -655,7 +647,7 @@ static void terminate_monitor(struct cm4000_dev *dev) DEBUGP(5, dev, "Delete timer\n"); del_timer_sync(&dev->timer); -#ifdef PCMCIA_DEBUG +#ifdef CM4000_DEBUG dev->monitor_running = 0; #endif @@ -898,7 +890,7 @@ static void monitor_card(unsigned long p) DEBUGP(4, dev, "ATR checksum (0x%.2x, should " "be zero) failed\n", dev->atr_csum); } -#ifdef PCMCIA_DEBUG +#ifdef CM4000_DEBUG else if (test_bit(IS_BAD_LENGTH, &dev->flags)) { DEBUGP(4, dev, "ATR length error\n"); } else { @@ -1415,7 +1407,7 @@ static long cmm_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) int size; int rc; void __user *argp = (void __user *)arg; -#ifdef PCMCIA_DEBUG +#ifdef CM4000_DEBUG char *ioctl_names[CM_IOC_MAXNR + 1] = { [_IOC_NR(CM_IOCGSTATUS)] "CM_IOCGSTATUS", [_IOC_NR(CM_IOCGATR)] "CM_IOCGATR", @@ -1423,9 +1415,9 @@ static long cmm_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) [_IOC_NR(CM_IOCSPTS)] "CM_IOCSPTS", [_IOC_NR(CM_IOSDBGLVL)] "CM4000_DBGLVL", }; -#endif DEBUGP(3, dev, "cmm_ioctl(device=%d.%d) %s\n", imajor(inode), iminor(inode), ioctl_names[_IOC_NR(cmd)]); +#endif lock_kernel(); rc = -ENODEV; @@ -1523,7 +1515,7 @@ static long cmm_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) } case CM_IOCARDOFF: -#ifdef PCMCIA_DEBUG +#ifdef CM4000_DEBUG DEBUGP(4, dev, "... in CM_IOCARDOFF\n"); if (dev->flags0 & 0x01) { DEBUGP(4, dev, " Card inserted\n"); @@ -1625,18 +1617,9 @@ static long cmm_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) } break; -#ifdef PCMCIA_DEBUG - case CM_IOSDBGLVL: /* set debug log level */ - { - int old_pc_debug = 0; - - old_pc_debug = pc_debug; - if (copy_from_user(&pc_debug, argp, sizeof(int))) - rc = -EFAULT; - else if (old_pc_debug != pc_debug) - DEBUGP(0, dev, "Changed debug log level " - "to %i\n", pc_debug); - } +#ifdef CM4000_DEBUG + case CM_IOSDBGLVL: + rc = -ENOTTY; break; #endif default: diff --git a/drivers/char/pcmcia/cm4040_cs.c b/drivers/char/pcmcia/cm4040_cs.c index 4f0723b..a6a70e4 100644 --- a/drivers/char/pcmcia/cm4040_cs.c +++ b/drivers/char/pcmcia/cm4040_cs.c @@ -17,8 +17,6 @@ * All rights reserved, Dual BSD/GPL Licensed. */ -/* #define PCMCIA_DEBUG 6 */ - #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> @@ -41,18 +39,16 @@ #include "cm4040_cs.h" -#ifdef PCMCIA_DEBUG -#define reader_to_dev(x) (&handle_to_dev(x->p_dev)) -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0600); -#define DEBUGP(n, rdr, x, args...) do { \ - if (pc_debug >= (n)) \ - dev_printk(KERN_DEBUG, reader_to_dev(rdr), "%s:" x, \ - __func__ , ##args); \ +#define reader_to_dev(x) (&x->p_dev->dev) + +/* n (debug level) is ignored */ +/* additional debug output may be enabled by re-compiling with + * CM4040_DEBUG set */ +/* #define CM4040_DEBUG */ +#define DEBUGP(n, rdr, x, args...) do { \ + dev_dbg(reader_to_dev(rdr), "%s:" x, \ + __func__ , ## args); \ } while (0) -#else -#define DEBUGP(n, rdr, x, args...) -#endif static char *version = "OMNIKEY CardMan 4040 v1.1.0gm5 - All bugs added by Harald Welte"; @@ -90,14 +86,13 @@ struct reader_dev { static struct pcmcia_device *dev_table[CM_MAX_DEV]; -#ifndef PCMCIA_DEBUG +#ifndef CM4040_DEBUG #define xoutb outb #define xinb inb #else static inline void xoutb(unsigned char val, unsigned short port) { - if (pc_debug >= 7) - printk(KERN_DEBUG "outb(val=%.2x,port=%.4x)\n", val, port); + pr_debug("outb(val=%.2x,port=%.4x)\n", val, port); outb(val, port); } @@ -106,8 +101,7 @@ static inline unsigned char xinb(unsigned short port) unsigned char val; val = inb(port); - if (pc_debug >= 7) - printk(KERN_DEBUG "%.2x=inb(%.4x)\n", val, port); + pr_debug("%.2x=inb(%.4x)\n", val, port); return val; } #endif @@ -260,23 +254,22 @@ static ssize_t cm4040_read(struct file *filp, char __user *buf, return -EIO; } dev->r_buf[i] = xinb(iobase + REG_OFFSET_BULK_IN); -#ifdef PCMCIA_DEBUG - if (pc_debug >= 6) - printk(KERN_DEBUG "%lu:%2x ", i, dev->r_buf[i]); +#ifdef CM4040_DEBUG + pr_debug("%lu:%2x ", i, dev->r_buf[i]); } - printk("\n"); + pr_debug("\n"); #else } #endif bytes_to_read = 5 + le32_to_cpu(*(__le32 *)&dev->r_buf[1]); - DEBUGP(6, dev, "BytesToRead=%lu\n", bytes_to_read); + DEBUGP(6, dev, "BytesToRead=%zu\n", bytes_to_read); min_bytes_to_read = min(count, bytes_to_read + 5); min_bytes_to_read = min_t(size_t, min_bytes_to_read, READ_WRITE_BUFFER_SIZE); - DEBUGP(6, dev, "Min=%lu\n", min_bytes_to_read); + DEBUGP(6, dev, "Min=%zu\n", min_bytes_to_read); for (i = 0; i < (min_bytes_to_read-5); i++) { rc = wait_for_bulk_in_ready(dev); @@ -288,11 +281,10 @@ static ssize_t cm4040_read(struct file *filp, char __user *buf, return -EIO; } dev->r_buf[i+5] = xinb(iobase + REG_OFFSET_BULK_IN); -#ifdef PCMCIA_DEBUG - if (pc_debug >= 6) - printk(KERN_DEBUG "%lu:%2x ", i, dev->r_buf[i]); +#ifdef CM4040_DEBUG + pr_debug("%lu:%2x ", i, dev->r_buf[i]); } - printk("\n"); + pr_debug("\n"); #else } #endif @@ -547,7 +539,7 @@ static int cm4040_config_check(struct pcmcia_device *p_dev, p_dev->io.IOAddrLines = cfg->io.flags & CISTPL_IO_LINES_MASK; rc = pcmcia_request_io(p_dev, &p_dev->io); - dev_printk(KERN_INFO, &handle_to_dev(p_dev), + dev_printk(KERN_INFO, &p_dev->dev, "pcmcia_request_io returned 0x%x\n", rc); return rc; } @@ -569,7 +561,7 @@ static int reader_config(struct pcmcia_device *link, int devno) fail_rc = pcmcia_request_configuration(link, &link->conf); if (fail_rc != 0) { - dev_printk(KERN_INFO, &handle_to_dev(link), + dev_printk(KERN_INFO, &link->dev, "pcmcia_request_configuration failed 0x%x\n", fail_rc); goto cs_release; diff --git a/drivers/char/pcmcia/ipwireless/hardware.c b/drivers/char/pcmcia/ipwireless/hardware.c index 4c1820c..99cffda 100644 --- a/drivers/char/pcmcia/ipwireless/hardware.c +++ b/drivers/char/pcmcia/ipwireless/hardware.c @@ -1213,12 +1213,12 @@ static irqreturn_t ipwireless_handle_v2_v3_interrupt(int irq, irqreturn_t ipwireless_interrupt(int irq, void *dev_id) { - struct ipw_hardware *hw = dev_id; + struct ipw_dev *ipw = dev_id; - if (hw->hw_version == HW_VERSION_1) - return ipwireless_handle_v1_interrupt(irq, hw); + if (ipw->hardware->hw_version == HW_VERSION_1) + return ipwireless_handle_v1_interrupt(irq, ipw->hardware); else - return ipwireless_handle_v2_v3_interrupt(irq, hw); + return ipwireless_handle_v2_v3_interrupt(irq, ipw->hardware); } static void flush_packets_to_hw(struct ipw_hardware *hw) diff --git a/drivers/char/pcmcia/ipwireless/main.c b/drivers/char/pcmcia/ipwireless/main.c index 5216fce..dff24da 100644 --- a/drivers/char/pcmcia/ipwireless/main.c +++ b/drivers/char/pcmcia/ipwireless/main.c @@ -65,10 +65,7 @@ static void signalled_reboot_work(struct work_struct *work_reboot) struct ipw_dev *ipw = container_of(work_reboot, struct ipw_dev, work_reboot); struct pcmcia_device *link = ipw->link; - int ret = pcmcia_reset_card(link->socket); - - if (ret != 0) - cs_error(link, ResetCard, ret); + pcmcia_reset_card(link->socket); } static void signalled_reboot_callback(void *callback_data) @@ -79,208 +76,127 @@ static void signalled_reboot_callback(void *callback_data) schedule_work(&ipw->work_reboot); } -static int config_ipwireless(struct ipw_dev *ipw) +static int ipwireless_probe(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) { - struct pcmcia_device *link = ipw->link; - int ret; - tuple_t tuple; - unsigned short buf[64]; - cisparse_t parse; - unsigned short cor_value; + struct ipw_dev *ipw = priv_data; + struct resource *io_resource; memreq_t memreq_attr_memory; memreq_t memreq_common_memory; + int ret; - ipw->is_v2_card = 0; - - tuple.Attributes = 0; - tuple.TupleData = (cisdata_t *) buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - - tuple.DesiredTuple = RETURN_FIRST_TUPLE; - - ret = pcmcia_get_first_tuple(link, &tuple); - - while (ret == 0) { - ret = pcmcia_get_tuple_data(link, &tuple); - - if (ret != 0) { - cs_error(link, GetTupleData, ret); - goto exit0; - } - ret = pcmcia_get_next_tuple(link, &tuple); - } - - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - - ret = pcmcia_get_first_tuple(link, &tuple); - - if (ret != 0) { - cs_error(link, GetFirstTuple, ret); - goto exit0; - } - - ret = pcmcia_get_tuple_data(link, &tuple); - - if (ret != 0) { - cs_error(link, GetTupleData, ret); - goto exit0; - } - - ret = pcmcia_parse_tuple(&tuple, &parse); - - if (ret != 0) { - cs_error(link, ParseTuple, ret); - goto exit0; - } - - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - link->io.BasePort1 = parse.cftable_entry.io.win[0].base; - link->io.NumPorts1 = parse.cftable_entry.io.win[0].len; - link->io.IOAddrLines = 16; - - link->irq.IRQInfo1 = parse.cftable_entry.irq.IRQInfo1; + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + p_dev->io.BasePort1 = cfg->io.win[0].base; + p_dev->io.NumPorts1 = cfg->io.win[0].len; + p_dev->io.IOAddrLines = 16; /* 0x40 causes it to generate level mode interrupts. */ /* 0x04 enables IREQ pin. */ - cor_value = parse.cftable_entry.index | 0x44; - link->conf.ConfigIndex = cor_value; + p_dev->conf.ConfigIndex = cfg->index | 0x44; + ret = pcmcia_request_io(p_dev, &p_dev->io); + if (ret) + return ret; - /* IRQ and I/O settings */ - tuple.DesiredTuple = CISTPL_CONFIG; + io_resource = request_region(p_dev->io.BasePort1, p_dev->io.NumPorts1, + IPWIRELESS_PCCARD_NAME); - ret = pcmcia_get_first_tuple(link, &tuple); + if (cfg->mem.nwin == 0) + return 0; - if (ret != 0) { - cs_error(link, GetFirstTuple, ret); - goto exit0; - } + ipw->request_common_memory.Attributes = + WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_CM | WIN_ENABLE; + ipw->request_common_memory.Base = cfg->mem.win[0].host_addr; + ipw->request_common_memory.Size = cfg->mem.win[0].len; + if (ipw->request_common_memory.Size < 0x1000) + ipw->request_common_memory.Size = 0x1000; + ipw->request_common_memory.AccessSpeed = 0; - ret = pcmcia_get_tuple_data(link, &tuple); - - if (ret != 0) { - cs_error(link, GetTupleData, ret); - goto exit0; - } + ret = pcmcia_request_window(p_dev, &ipw->request_common_memory, + &ipw->handle_common_memory); - ret = pcmcia_parse_tuple(&tuple, &parse); + if (ret != 0) + goto exit1; - if (ret != 0) { - cs_error(link, GetTupleData, ret); - goto exit0; - } - link->conf.Attributes = CONF_ENABLE_IRQ; - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; - link->conf.IntType = INT_MEMORY_AND_IO; + memreq_common_memory.CardOffset = cfg->mem.win[0].card_addr; + memreq_common_memory.Page = 0; - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - link->irq.Handler = ipwireless_interrupt; - link->irq.Instance = ipw->hardware; + ret = pcmcia_map_mem_page(p_dev, ipw->handle_common_memory, + &memreq_common_memory); - ret = pcmcia_request_io(link, &link->io); + if (ret != 0) + goto exit2; - if (ret != 0) { - cs_error(link, RequestIO, ret); - goto exit0; - } + ipw->is_v2_card = cfg->mem.win[0].len == 0x100; - request_region(link->io.BasePort1, link->io.NumPorts1, + ipw->common_memory = ioremap(ipw->request_common_memory.Base, + ipw->request_common_memory.Size); + request_mem_region(ipw->request_common_memory.Base, + ipw->request_common_memory.Size, IPWIRELESS_PCCARD_NAME); - /* memory settings */ - - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - - ret = pcmcia_get_first_tuple(link, &tuple); - - if (ret != 0) { - cs_error(link, GetFirstTuple, ret); - goto exit1; - } - - ret = pcmcia_get_tuple_data(link, &tuple); + ipw->request_attr_memory.Attributes = + WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_AM | WIN_ENABLE; + ipw->request_attr_memory.Base = 0; + ipw->request_attr_memory.Size = 0; /* this used to be 0x1000 */ + ipw->request_attr_memory.AccessSpeed = 0; - if (ret != 0) { - cs_error(link, GetTupleData, ret); - goto exit1; - } - - ret = pcmcia_parse_tuple(&tuple, &parse); - - if (ret != 0) { - cs_error(link, ParseTuple, ret); - goto exit1; - } + ret = pcmcia_request_window(p_dev, &ipw->request_attr_memory, + &ipw->handle_attr_memory); - if (parse.cftable_entry.mem.nwin > 0) { - ipw->request_common_memory.Attributes = - WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_CM | WIN_ENABLE; - ipw->request_common_memory.Base = - parse.cftable_entry.mem.win[0].host_addr; - ipw->request_common_memory.Size = parse.cftable_entry.mem.win[0].len; - if (ipw->request_common_memory.Size < 0x1000) - ipw->request_common_memory.Size = 0x1000; - ipw->request_common_memory.AccessSpeed = 0; - - ret = pcmcia_request_window(&link, &ipw->request_common_memory, - &ipw->handle_common_memory); + if (ret != 0) + goto exit2; - if (ret != 0) { - cs_error(link, RequestWindow, ret); - goto exit1; - } + memreq_attr_memory.CardOffset = 0; + memreq_attr_memory.Page = 0; - memreq_common_memory.CardOffset = - parse.cftable_entry.mem.win[0].card_addr; - memreq_common_memory.Page = 0; + ret = pcmcia_map_mem_page(p_dev, ipw->handle_attr_memory, + &memreq_attr_memory); - ret = pcmcia_map_mem_page(ipw->handle_common_memory, - &memreq_common_memory); + if (ret != 0) + goto exit3; - if (ret != 0) { - cs_error(link, MapMemPage, ret); - goto exit1; - } + ipw->attr_memory = ioremap(ipw->request_attr_memory.Base, + ipw->request_attr_memory.Size); + request_mem_region(ipw->request_attr_memory.Base, + ipw->request_attr_memory.Size, IPWIRELESS_PCCARD_NAME); - ipw->is_v2_card = - parse.cftable_entry.mem.win[0].len == 0x100; + return 0; - ipw->common_memory = ioremap(ipw->request_common_memory.Base, +exit3: + pcmcia_release_window(p_dev, ipw->handle_attr_memory); +exit2: + if (ipw->common_memory) { + release_mem_region(ipw->request_common_memory.Base, ipw->request_common_memory.Size); - request_mem_region(ipw->request_common_memory.Base, - ipw->request_common_memory.Size, IPWIRELESS_PCCARD_NAME); - - ipw->request_attr_memory.Attributes = - WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_AM | WIN_ENABLE; - ipw->request_attr_memory.Base = 0; - ipw->request_attr_memory.Size = 0; /* this used to be 0x1000 */ - ipw->request_attr_memory.AccessSpeed = 0; - - ret = pcmcia_request_window(&link, &ipw->request_attr_memory, - &ipw->handle_attr_memory); + iounmap(ipw->common_memory); + pcmcia_release_window(p_dev, ipw->handle_common_memory); + } else + pcmcia_release_window(p_dev, ipw->handle_common_memory); +exit1: + release_resource(io_resource); + pcmcia_disable_device(p_dev); + return -1; +} - if (ret != 0) { - cs_error(link, RequestWindow, ret); - goto exit2; - } +static int config_ipwireless(struct ipw_dev *ipw) +{ + struct pcmcia_device *link = ipw->link; + int ret = 0; - memreq_attr_memory.CardOffset = 0; - memreq_attr_memory.Page = 0; + ipw->is_v2_card = 0; - ret = pcmcia_map_mem_page(ipw->handle_attr_memory, - &memreq_attr_memory); + ret = pcmcia_loop_config(link, ipwireless_probe, ipw); + if (ret != 0) + return ret; - if (ret != 0) { - cs_error(link, MapMemPage, ret); - goto exit2; - } + link->conf.Attributes = CONF_ENABLE_IRQ; + link->conf.IntType = INT_MEMORY_AND_IO; - ipw->attr_memory = ioremap(ipw->request_attr_memory.Base, - ipw->request_attr_memory.Size); - request_mem_region(ipw->request_attr_memory.Base, ipw->request_attr_memory.Size, - IPWIRELESS_PCCARD_NAME); - } + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; + link->irq.Handler = ipwireless_interrupt; INIT_WORK(&ipw->work_reboot, signalled_reboot_work); @@ -291,10 +207,8 @@ static int config_ipwireless(struct ipw_dev *ipw) ret = pcmcia_request_irq(link, &link->irq); - if (ret != 0) { - cs_error(link, RequestIRQ, ret); - goto exit3; - } + if (ret != 0) + goto exit; printk(KERN_INFO IPWIRELESS_PCCARD_NAME ": Card type %s\n", ipw->is_v2_card ? "V2/V3" : "V1"); @@ -316,12 +230,12 @@ static int config_ipwireless(struct ipw_dev *ipw) ipw->network = ipwireless_network_create(ipw->hardware); if (!ipw->network) - goto exit3; + goto exit; ipw->tty = ipwireless_tty_create(ipw->hardware, ipw->network, ipw->nodes); if (!ipw->tty) - goto exit3; + goto exit; ipwireless_init_hardware_v2_v3(ipw->hardware); @@ -331,35 +245,27 @@ static int config_ipwireless(struct ipw_dev *ipw) */ ret = pcmcia_request_configuration(link, &link->conf); - if (ret != 0) { - cs_error(link, RequestConfiguration, ret); - goto exit4; - } + if (ret != 0) + goto exit; link->dev_node = &ipw->nodes[0]; return 0; -exit4: - pcmcia_disable_device(link); -exit3: +exit: if (ipw->attr_memory) { release_mem_region(ipw->request_attr_memory.Base, ipw->request_attr_memory.Size); iounmap(ipw->attr_memory); - pcmcia_release_window(ipw->handle_attr_memory); - pcmcia_disable_device(link); + pcmcia_release_window(link, ipw->handle_attr_memory); } -exit2: if (ipw->common_memory) { release_mem_region(ipw->request_common_memory.Base, ipw->request_common_memory.Size); iounmap(ipw->common_memory); - pcmcia_release_window(ipw->handle_common_memory); + pcmcia_release_window(link, ipw->handle_common_memory); } -exit1: pcmcia_disable_device(link); -exit0: return -1; } @@ -378,9 +284,9 @@ static void release_ipwireless(struct ipw_dev *ipw) iounmap(ipw->attr_memory); } if (ipw->common_memory) - pcmcia_release_window(ipw->handle_common_memory); + pcmcia_release_window(ipw->link, ipw->handle_common_memory); if (ipw->attr_memory) - pcmcia_release_window(ipw->handle_attr_memory); + pcmcia_release_window(ipw->link, ipw->handle_attr_memory); /* Break the link with Card Services */ pcmcia_disable_device(ipw->link); @@ -406,7 +312,6 @@ static int ipwireless_attach(struct pcmcia_device *link) ipw->link = link; link->priv = ipw; - link->irq.Instance = ipw; /* Link this device into our device list. */ link->dev_node = &ipw->nodes[0]; @@ -421,7 +326,6 @@ static int ipwireless_attach(struct pcmcia_device *link) ret = config_ipwireless(ipw); if (ret != 0) { - cs_error(link, RegisterClient, ret); ipwireless_detach(link); return ret; } diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c index caf6e4d..c31a0d9 100644 --- a/drivers/char/pcmcia/synclink_cs.c +++ b/drivers/char/pcmcia/synclink_cs.c @@ -554,7 +554,6 @@ static int mgslpc_probe(struct pcmcia_device *link) /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = NULL; link->conf.Attributes = 0; @@ -572,69 +571,51 @@ static int mgslpc_probe(struct pcmcia_device *link) /* Card has been inserted. */ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) +static int mgslpc_ioprobe(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) +{ + if (cfg->io.nwin > 0) { + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (!(cfg->io.flags & CISTPL_IO_8BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16; + if (!(cfg->io.flags & CISTPL_IO_16BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + p_dev->io.IOAddrLines = cfg->io.flags & CISTPL_IO_LINES_MASK; + p_dev->io.BasePort1 = cfg->io.win[0].base; + p_dev->io.NumPorts1 = cfg->io.win[0].len; + return pcmcia_request_io(p_dev, &p_dev->io); + } + return -ENODEV; +} static int mgslpc_config(struct pcmcia_device *link) { MGSLPC_INFO *info = link->priv; - tuple_t tuple; - cisparse_t parse; - int last_fn, last_ret; - u_char buf[64]; - cistpl_cftable_entry_t dflt = { 0 }; - cistpl_cftable_entry_t *cfg; + int ret; if (debug_level >= DEBUG_LEVEL_INFO) printk("mgslpc_config(0x%p)\n", link); - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - - /* get CIS configuration entry */ - - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); - - cfg = &(parse.cftable_entry); - CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); - CS_CHECK(ParseTuple, pcmcia_parse_tuple(&tuple, &parse)); - - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) dflt = *cfg; - if (cfg->index == 0) - goto cs_failed; - - link->conf.ConfigIndex = cfg->index; - link->conf.Attributes |= CONF_ENABLE_IRQ; - - /* IO window settings */ - link->io.NumPorts1 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - if (!(io->flags & CISTPL_IO_8BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; - link->io.BasePort1 = io->win[0].base; - link->io.NumPorts1 = io->win[0].len; - CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io)); - } + ret = pcmcia_loop_config(link, mgslpc_ioprobe, NULL); + if (ret != 0) + goto failed; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; link->conf.ConfigIndex = 8; link->conf.Present = PRESENT_OPTION; - link->irq.Attributes |= IRQ_HANDLE_PRESENT; link->irq.Handler = mgslpc_isr; - link->irq.Instance = info; - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; info->io_base = link->io.BasePort1; info->irq_level = link->irq.AssignedIRQ; @@ -654,8 +635,7 @@ static int mgslpc_config(struct pcmcia_device *link) printk("\n"); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); +failed: mgslpc_release((u_long)link); return -ENODEV; } diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c index 47c2d27..f06bb37 100644 --- a/drivers/char/tpm/tpm.c +++ b/drivers/char/tpm/tpm.c @@ -31,7 +31,7 @@ enum tpm_const { TPM_MINOR = 224, /* officially assigned */ - TPM_BUFSIZE = 2048, + TPM_BUFSIZE = 4096, TPM_NUM_DEVICES = 256, }; diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c index 0b73e4e..2405f17 100644 --- a/drivers/char/tpm/tpm_tis.c +++ b/drivers/char/tpm/tpm_tis.c @@ -257,6 +257,10 @@ out: return size; } +static int itpm; +module_param(itpm, bool, 0444); +MODULE_PARM_DESC(itpm, "Force iTPM workarounds (found on some Lenovo laptops)"); + /* * If interrupts are used (signaled by an irq set in the vendor structure) * tpm.c can skip polling for the data to be available as the interrupt is @@ -293,7 +297,7 @@ static int tpm_tis_send(struct tpm_chip *chip, u8 *buf, size_t len) wait_for_stat(chip, TPM_STS_VALID, chip->vendor.timeout_c, &chip->vendor.int_queue); status = tpm_tis_status(chip); - if ((status & TPM_STS_DATA_EXPECT) == 0) { + if (!itpm && (status & TPM_STS_DATA_EXPECT) == 0) { rc = -EIO; goto out_err; } @@ -467,6 +471,10 @@ static int tpm_tis_init(struct device *dev, resource_size_t start, "1.2 TPM (device-id 0x%X, rev-id %d)\n", vendor >> 16, ioread8(chip->vendor.iobase + TPM_RID(0))); + if (itpm) + dev_info(dev, "Intel iTPM workaround enabled\n"); + + /* Figure out the capabilities */ intfcaps = ioread32(chip->vendor.iobase + @@ -629,6 +637,7 @@ static struct pnp_device_id tpm_pnp_tbl[] __devinitdata = { {"", 0}, /* User Specified */ {"", 0} /* Terminator */ }; +MODULE_DEVICE_TABLE(pnp, tpm_pnp_tbl); static __devexit void tpm_tis_pnp_remove(struct pnp_dev *dev) { diff --git a/drivers/gpio/langwell_gpio.c b/drivers/gpio/langwell_gpio.c index 5711ce5..4baf3d7 100644 --- a/drivers/gpio/langwell_gpio.c +++ b/drivers/gpio/langwell_gpio.c @@ -144,13 +144,6 @@ static int lnw_irq_type(unsigned irq, unsigned type) static void lnw_irq_unmask(unsigned irq) { - struct lnw_gpio *lnw = get_irq_chip_data(irq); - u32 gpio = irq - lnw->irq_base; - u8 reg = gpio / 32; - void __iomem *gedr; - - gedr = (void __iomem *)(&lnw->reg_base->GEDR[reg]); - writel(BIT(gpio % 32), gedr); }; static void lnw_irq_mask(unsigned irq) @@ -183,13 +176,11 @@ static void lnw_irq_handler(unsigned irq, struct irq_desc *desc) gedr_v = readl(gedr); if (!gedr_v) continue; - for (gpio = reg*32; gpio < reg*32+32; gpio++) { - gedr_v = readl(gedr); + for (gpio = reg*32; gpio < reg*32+32; gpio++) if (gedr_v & BIT(gpio % 32)) { pr_debug("pin %d triggered\n", gpio); generic_handle_irq(lnw->irq_base + gpio); } - } /* clear the edge detect status bit */ writel(gedr_v, gedr); } diff --git a/drivers/ide/ide-cs.c b/drivers/ide/ide-cs.c index 063b933..dd63963 100644 --- a/drivers/ide/ide-cs.c +++ b/drivers/ide/ide-cs.c @@ -60,15 +60,6 @@ MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>"); MODULE_DESCRIPTION("PCMCIA ATA/IDE card driver"); MODULE_LICENSE("Dual MPL/GPL"); -#define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0) - -#ifdef CONFIG_PCMCIA_DEBUG -INT_MODULE_PARM(pc_debug, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -#else -#define DEBUG(n, args...) -#endif - /*====================================================================*/ typedef struct ide_info_t { @@ -98,7 +89,7 @@ static int ide_probe(struct pcmcia_device *link) { ide_info_t *info; - DEBUG(0, "ide_attach()\n"); + dev_dbg(&link->dev, "ide_attach()\n"); /* Create new ide device */ info = kzalloc(sizeof(*info), GFP_KERNEL); @@ -112,7 +103,6 @@ static int ide_probe(struct pcmcia_device *link) link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; link->io.IOAddrLines = 3; link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -134,7 +124,7 @@ static void ide_detach(struct pcmcia_device *link) ide_hwif_t *hwif = info->host->ports[0]; unsigned long data_addr, ctl_addr; - DEBUG(0, "ide_detach(0x%p)\n", link); + dev_dbg(&link->dev, "ide_detach(0x%p)\n", link); data_addr = hwif->io_ports.data_addr; ctl_addr = hwif->io_ports.ctl_addr; @@ -217,9 +207,6 @@ out_release: ======================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - struct pcmcia_config_check { unsigned long ctl_base; int skip_vcc; @@ -282,11 +269,11 @@ static int ide_config(struct pcmcia_device *link) { ide_info_t *info = link->priv; struct pcmcia_config_check *stk = NULL; - int last_ret = 0, last_fn = 0, is_kme = 0; + int ret = 0, is_kme = 0; unsigned long io_base, ctl_base; struct ide_host *host; - DEBUG(0, "ide_config(0x%p)\n", link); + dev_dbg(&link->dev, "ide_config(0x%p)\n", link); is_kme = ((link->manf_id == MANFID_KME) && ((link->card_id == PRODID_KME_KXLC005_A) || @@ -306,8 +293,12 @@ static int ide_config(struct pcmcia_device *link) io_base = link->io.BasePort1; ctl_base = stk->ctl_base; - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* disable drive interrupts during IDE probe */ outb(0x02, ctl_base); @@ -342,8 +333,6 @@ err_mem: printk(KERN_NOTICE "ide-cs: ide_config failed memory allocation\n"); goto failed; -cs_failed: - cs_error(link, last_fn, last_ret); failed: kfree(stk); ide_release(link); @@ -363,7 +352,7 @@ static void ide_release(struct pcmcia_device *link) ide_info_t *info = link->priv; struct ide_host *host = info->host; - DEBUG(0, "ide_release(0x%p)\n", link); + dev_dbg(&link->dev, "ide_release(0x%p)\n", link); if (info->ndev) /* FIXME: if this fails we need to queue the cleanup somehow diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index a537925..2bcf1ac 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -447,6 +447,27 @@ static struct dmi_system_id __initdata i8042_dmi_reset_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "N10"), }, }, + { + .ident = "Dell Vostro 1320", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"), + }, + }, + { + .ident = "Dell Vostro 1520", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"), + }, + }, + { + .ident = "Dell Vostro 1720", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"), + }, + }, { } }; diff --git a/drivers/isdn/hardware/avm/avm_cs.c b/drivers/isdn/hardware/avm/avm_cs.c index c725655..5a6ae64 100644 --- a/drivers/isdn/hardware/avm/avm_cs.c +++ b/drivers/isdn/hardware/avm/avm_cs.c @@ -111,8 +111,6 @@ static int avmcs_probe(struct pcmcia_device *p_dev) p_dev->irq.Attributes = IRQ_TYPE_EXCLUSIVE; p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; - p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID; - /* General socket configuration */ p_dev->conf.Attributes = CONF_ENABLE_IRQ; p_dev->conf.IntType = INT_MEMORY_AND_IO; @@ -198,7 +196,6 @@ static int avmcs_config(struct pcmcia_device *link) */ i = pcmcia_request_irq(link, &link->irq); if (i != 0) { - cs_error(link, RequestIRQ, i); /* undo */ pcmcia_disable_device(link); break; @@ -209,7 +206,6 @@ static int avmcs_config(struct pcmcia_device *link) */ i = pcmcia_request_configuration(link, &link->conf); if (i != 0) { - cs_error(link, RequestConfiguration, i); pcmcia_disable_device(link); break; } diff --git a/drivers/isdn/hisax/avma1_cs.c b/drivers/isdn/hisax/avma1_cs.c index 23560c8..f9bdff3 100644 --- a/drivers/isdn/hisax/avma1_cs.c +++ b/drivers/isdn/hisax/avma1_cs.c @@ -30,22 +30,6 @@ MODULE_DESCRIPTION("ISDN4Linux: PCMCIA client driver for AVM A1/Fritz!PCMCIA car MODULE_AUTHOR("Carsten Paeth"); MODULE_LICENSE("GPL"); -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args); -static char *version = -"avma1_cs.c 1.00 1998/01/23 10:00:00 (Carsten Paeth)"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -119,7 +103,7 @@ static int avma1cs_probe(struct pcmcia_device *p_dev) { local_info_t *local; - DEBUG(0, "avma1cs_attach()\n"); + dev_dbg(&p_dev->dev, "avma1cs_attach()\n"); /* Allocate space for private device-specific data */ local = kzalloc(sizeof(local_info_t), GFP_KERNEL); @@ -139,8 +123,6 @@ static int avma1cs_probe(struct pcmcia_device *p_dev) p_dev->irq.Attributes = IRQ_TYPE_EXCLUSIVE; p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; - p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID; - /* General socket configuration */ p_dev->conf.Attributes = CONF_ENABLE_IRQ; p_dev->conf.IntType = INT_MEMORY_AND_IO; @@ -161,7 +143,7 @@ static int avma1cs_probe(struct pcmcia_device *p_dev) static void avma1cs_detach(struct pcmcia_device *link) { - DEBUG(0, "avma1cs_detach(0x%p)\n", link); + dev_dbg(&link->dev, "avma1cs_detach(0x%p)\n", link); avma1cs_release(link); kfree(link->priv); } /* avma1cs_detach */ @@ -203,7 +185,7 @@ static int avma1cs_config(struct pcmcia_device *link) dev = link->priv; - DEBUG(0, "avma1cs_config(0x%p)\n", link); + dev_dbg(&link->dev, "avma1cs_config(0x%p)\n", link); devname[0] = 0; if (link->prod_id[1]) @@ -218,7 +200,6 @@ static int avma1cs_config(struct pcmcia_device *link) */ i = pcmcia_request_irq(link, &link->irq); if (i != 0) { - cs_error(link, RequestIRQ, i); /* undo */ pcmcia_disable_device(link); break; @@ -229,7 +210,6 @@ static int avma1cs_config(struct pcmcia_device *link) */ i = pcmcia_request_configuration(link, &link->conf); if (i != 0) { - cs_error(link, RequestConfiguration, i); pcmcia_disable_device(link); break; } @@ -281,7 +261,7 @@ static void avma1cs_release(struct pcmcia_device *link) { local_info_t *local = link->priv; - DEBUG(0, "avma1cs_release(0x%p)\n", link); + dev_dbg(&link->dev, "avma1cs_release(0x%p)\n", link); /* now unregister function with hisax */ HiSax_closecard(local->node.minor); diff --git a/drivers/isdn/hisax/elsa_cs.c b/drivers/isdn/hisax/elsa_cs.c index f4d0fe2..a2f709f 100644 --- a/drivers/isdn/hisax/elsa_cs.c +++ b/drivers/isdn/hisax/elsa_cs.c @@ -57,23 +57,6 @@ MODULE_DESCRIPTION("ISDN4Linux: PCMCIA client driver for Elsa PCM cards"); MODULE_AUTHOR("Klaus Lichtenwalder"); MODULE_LICENSE("Dual MPL/GPL"); -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ - -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args); -static char *version = -"elsa_cs.c $Revision: 1.2.2.4 $ $Date: 2004/01/25 15:07:06 $ (K.Lichtenwalder)"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -142,7 +125,7 @@ static int elsa_cs_probe(struct pcmcia_device *link) { local_info_t *local; - DEBUG(0, "elsa_cs_attach()\n"); + dev_dbg(&link->dev, "elsa_cs_attach()\n"); /* Allocate space for private device-specific data */ local = kzalloc(sizeof(local_info_t), GFP_KERNEL); @@ -155,7 +138,6 @@ static int elsa_cs_probe(struct pcmcia_device *link) /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; - link->irq.IRQInfo1 = IRQ_LEVEL_ID|IRQ_SHARE_ID; link->irq.Handler = NULL; /* @@ -188,7 +170,7 @@ static void elsa_cs_detach(struct pcmcia_device *link) { local_info_t *info = link->priv; - DEBUG(0, "elsa_cs_detach(0x%p)\n", link); + dev_dbg(&link->dev, "elsa_cs_detach(0x%p)\n", link); info->busy = 1; elsa_cs_release(link); @@ -231,30 +213,25 @@ static int elsa_cs_configcheck(struct pcmcia_device *p_dev, static int elsa_cs_config(struct pcmcia_device *link) { local_info_t *dev; - int i, last_fn; + int i; IsdnCard_t icard; - DEBUG(0, "elsa_config(0x%p)\n", link); + dev_dbg(&link->dev, "elsa_config(0x%p)\n", link); dev = link->priv; i = pcmcia_loop_config(link, elsa_cs_configcheck, NULL); - if (i != 0) { - last_fn = RequestIO; - goto cs_failed; - } + if (i != 0) + goto failed; i = pcmcia_request_irq(link, &link->irq); if (i != 0) { link->irq.AssignedIRQ = 0; - last_fn = RequestIRQ; - goto cs_failed; + goto failed; } i = pcmcia_request_configuration(link, &link->conf); - if (i != 0) { - last_fn = RequestConfiguration; - goto cs_failed; - } + if (i != 0) + goto failed; /* At this point, the dev_node_t structure(s) should be initialized and arranged in a linked list at link->dev. *//* */ @@ -290,8 +267,7 @@ static int elsa_cs_config(struct pcmcia_device *link) ((local_info_t*)link->priv)->cardnr = i; return 0; -cs_failed: - cs_error(link, last_fn, i); +failed: elsa_cs_release(link); return -ENODEV; } /* elsa_cs_config */ @@ -308,7 +284,7 @@ static void elsa_cs_release(struct pcmcia_device *link) { local_info_t *local = link->priv; - DEBUG(0, "elsa_cs_release(0x%p)\n", link); + dev_dbg(&link->dev, "elsa_cs_release(0x%p)\n", link); if (local) { if (local->cardnr >= 0) { diff --git a/drivers/isdn/hisax/sedlbauer_cs.c b/drivers/isdn/hisax/sedlbauer_cs.c index 9a3c9f5..af5d393 100644 --- a/drivers/isdn/hisax/sedlbauer_cs.c +++ b/drivers/isdn/hisax/sedlbauer_cs.c @@ -57,24 +57,6 @@ MODULE_DESCRIPTION("ISDN4Linux: PCMCIA client driver for Sedlbauer cards"); MODULE_AUTHOR("Marcus Niemann"); MODULE_LICENSE("Dual MPL/GPL"); -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ - -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args); -static char *version = -"sedlbauer_cs.c 1.1a 2001/01/28 15:04:04 (M.Niemann)"; -#else -#define DEBUG(n, args...) -#endif - /*====================================================================*/ @@ -151,7 +133,7 @@ static int sedlbauer_probe(struct pcmcia_device *link) { local_info_t *local; - DEBUG(0, "sedlbauer_attach()\n"); + dev_dbg(&link->dev, "sedlbauer_attach()\n"); /* Allocate space for private device-specific data */ local = kzalloc(sizeof(local_info_t), GFP_KERNEL); @@ -163,7 +145,6 @@ static int sedlbauer_probe(struct pcmcia_device *link) /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = NULL; /* @@ -198,7 +179,7 @@ static int sedlbauer_probe(struct pcmcia_device *link) static void sedlbauer_detach(struct pcmcia_device *link) { - DEBUG(0, "sedlbauer_detach(0x%p)\n", link); + dev_dbg(&link->dev, "sedlbauer_detach(0x%p)\n", link); ((local_info_t *)link->priv)->stop = 1; sedlbauer_release(link); @@ -214,9 +195,6 @@ static void sedlbauer_detach(struct pcmcia_device *link) device available to the system. ======================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int sedlbauer_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cfg, cistpl_cftable_entry_t *dflt, @@ -293,11 +271,11 @@ static int sedlbauer_config_check(struct pcmcia_device *p_dev, req->Base = mem->win[0].host_addr; req->Size = mem->win[0].len; req->AccessSpeed = 0; - if (pcmcia_request_window(&p_dev, req, &p_dev->win) != 0) + if (pcmcia_request_window(p_dev, req, &p_dev->win) != 0) return -ENODEV; map.Page = 0; map.CardOffset = mem->win[0].card_addr; - if (pcmcia_map_mem_page(p_dev->win, &map) != 0) + if (pcmcia_map_mem_page(p_dev, p_dev->win, &map) != 0) return -ENODEV; } return 0; @@ -309,10 +287,10 @@ static int sedlbauer_config(struct pcmcia_device *link) { local_info_t *dev = link->priv; win_req_t *req; - int last_fn, last_ret; + int ret; IsdnCard_t icard; - DEBUG(0, "sedlbauer_config(0x%p)\n", link); + dev_dbg(&link->dev, "sedlbauer_config(0x%p)\n", link); req = kzalloc(sizeof(win_req_t), GFP_KERNEL); if (!req) @@ -330,8 +308,8 @@ static int sedlbauer_config(struct pcmcia_device *link) these things without consulting the CIS, and most client drivers will only use the CIS to fill in implementation-defined details. */ - last_ret = pcmcia_loop_config(link, sedlbauer_config_check, req); - if (last_ret) + ret = pcmcia_loop_config(link, sedlbauer_config_check, req); + if (ret) goto failed; /* @@ -339,15 +317,20 @@ static int sedlbauer_config(struct pcmcia_device *link) handler to the interrupt, unless the 'Handler' member of the irq structure is initialized. */ - if (link->conf.Attributes & CONF_ENABLE_IRQ) - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + if (link->conf.Attributes & CONF_ENABLE_IRQ) { + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + } /* This actually configures the PCMCIA socket -- setting up the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* At this point, the dev_node_t structure(s) need to be @@ -380,19 +363,18 @@ static int sedlbauer_config(struct pcmcia_device *link) icard.protocol = protocol; icard.typ = ISDN_CTYPE_SEDLBAUER_PCMCIA; - last_ret = hisax_init_pcmcia(link, &(((local_info_t*)link->priv)->stop), &icard); - if (last_ret < 0) { - printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d at i/o %#x\n", - last_ret, link->io.BasePort1); + ret = hisax_init_pcmcia(link, + &(((local_info_t *)link->priv)->stop), &icard); + if (ret < 0) { + printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d at i/o %#x\n", + ret, link->io.BasePort1); sedlbauer_release(link); return -ENODEV; } else - ((local_info_t*)link->priv)->cardnr = last_ret; + ((local_info_t *)link->priv)->cardnr = ret; return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: sedlbauer_release(link); return -ENODEV; @@ -410,7 +392,7 @@ failed: static void sedlbauer_release(struct pcmcia_device *link) { local_info_t *local = link->priv; - DEBUG(0, "sedlbauer_release(0x%p)\n", link); + dev_dbg(&link->dev, "sedlbauer_release(0x%p)\n", link); if (local) { if (local->cardnr >= 0) { diff --git a/drivers/isdn/hisax/teles_cs.c b/drivers/isdn/hisax/teles_cs.c index 623d111..ea70539 100644 --- a/drivers/isdn/hisax/teles_cs.c +++ b/drivers/isdn/hisax/teles_cs.c @@ -38,23 +38,6 @@ MODULE_DESCRIPTION("ISDN4Linux: PCMCIA client driver for Teles PCMCIA cards"); MODULE_AUTHOR("Christof Petig, christof.petig@wtal.de, Karsten Keil, kkeil@suse.de"); MODULE_LICENSE("GPL"); -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ - -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args); -static char *version = -"teles_cs.c 2.10 2002/07/30 22:23:34 kkeil"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -133,7 +116,7 @@ static int teles_probe(struct pcmcia_device *link) { local_info_t *local; - DEBUG(0, "teles_attach()\n"); + dev_dbg(&link->dev, "teles_attach()\n"); /* Allocate space for private device-specific data */ local = kzalloc(sizeof(local_info_t), GFP_KERNEL); @@ -145,7 +128,6 @@ static int teles_probe(struct pcmcia_device *link) /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; - link->irq.IRQInfo1 = IRQ_LEVEL_ID|IRQ_SHARE_ID; link->irq.Handler = NULL; /* @@ -178,7 +160,7 @@ static void teles_detach(struct pcmcia_device *link) { local_info_t *info = link->priv; - DEBUG(0, "teles_detach(0x%p)\n", link); + dev_dbg(&link->dev, "teles_detach(0x%p)\n", link); info->busy = 1; teles_cs_release(link); @@ -221,30 +203,25 @@ static int teles_cs_configcheck(struct pcmcia_device *p_dev, static int teles_cs_config(struct pcmcia_device *link) { local_info_t *dev; - int i, last_fn; + int i; IsdnCard_t icard; - DEBUG(0, "teles_config(0x%p)\n", link); + dev_dbg(&link->dev, "teles_config(0x%p)\n", link); dev = link->priv; i = pcmcia_loop_config(link, teles_cs_configcheck, NULL); - if (i != 0) { - last_fn = RequestIO; + if (i != 0) goto cs_failed; - } i = pcmcia_request_irq(link, &link->irq); if (i != 0) { link->irq.AssignedIRQ = 0; - last_fn = RequestIRQ; goto cs_failed; } i = pcmcia_request_configuration(link, &link->conf); - if (i != 0) { - last_fn = RequestConfiguration; + if (i != 0) goto cs_failed; - } /* At this point, the dev_node_t structure(s) should be initialized and arranged in a linked list at link->dev. *//* */ @@ -283,7 +260,6 @@ static int teles_cs_config(struct pcmcia_device *link) return 0; cs_failed: - cs_error(link, last_fn, i); teles_cs_release(link); return -ENODEV; } /* teles_cs_config */ @@ -300,7 +276,7 @@ static void teles_cs_release(struct pcmcia_device *link) { local_info_t *local = link->priv; - DEBUG(0, "teles_cs_release(0x%p)\n", link); + dev_dbg(&link->dev, "teles_cs_release(0x%p)\n", link); if (local) { if (local->cardnr >= 0) { diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index a053423..e07ce2e 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1650,11 +1650,12 @@ static void raid1d(mddev_t *mddev) r1_bio->sector, r1_bio->sectors); unfreeze_array(conf); - } + } else + md_error(mddev, + conf->mirrors[r1_bio->read_disk].rdev); bio = r1_bio->bios[r1_bio->read_disk]; - if ((disk=read_balance(conf, r1_bio)) == -1 || - disk == r1_bio->read_disk) { + if ((disk=read_balance(conf, r1_bio)) == -1) { printk(KERN_ALERT "raid1: %s: unrecoverable I/O" " read error for block %llu\n", bdevname(bio->bi_bdev,b), diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c index ddf639e..9808241 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -31,6 +31,7 @@ #include <linux/wait.h> #include <linux/slab.h> #include <linux/poll.h> +#include <linux/semaphore.h> #include <linux/module.h> #include <linux/list.h> #include <linux/freezer.h> diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c index 49b7885..7f27576 100644 --- a/drivers/mfd/wm831x-core.c +++ b/drivers/mfd/wm831x-core.c @@ -29,7 +29,7 @@ /* Current settings - values are 2*2^(reg_val/4) microamps. These are * exported since they are used by multiple drivers. */ -int wm831x_isinkv_values[WM831X_ISINK_MAX_ISEL] = { +int wm831x_isinkv_values[WM831X_ISINK_MAX_ISEL + 1] = { 2, 2, 3, diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c index b00d673..9fb480b 100644 --- a/drivers/mmc/host/pxamci.c +++ b/drivers/mmc/host/pxamci.c @@ -760,6 +760,8 @@ static int pxamci_remove(struct platform_device *pdev) if (mmc) { struct pxamci_host *host = mmc_priv(mmc); + mmc_remove_host(mmc); + if (host->pdata) { gpio_cd = host->pdata->gpio_card_detect; gpio_ro = host->pdata->gpio_card_ro; @@ -779,8 +781,6 @@ static int pxamci_remove(struct platform_device *pdev) if (host->pdata && host->pdata->exit) host->pdata->exit(&pdev->dev, mmc); - mmc_remove_host(mmc); - pxamci_stop_clock(host); writel(TXFIFO_WR_REQ|RXFIFO_RD_REQ|CLK_IS_OFF|STOP_CMD| END_CMD_RES|PRG_DONE|DATA_TRAN_DONE, diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c index d600c2d..689d6a7 100644 --- a/drivers/mtd/maps/pcmciamtd.c +++ b/drivers/mtd/maps/pcmciamtd.c @@ -118,11 +118,9 @@ static caddr_t remap_window(struct map_info *map, unsigned long to) DEBUG(2, "Remapping window from 0x%8.8x to 0x%8.8x", dev->offset, mrq.CardOffset); mrq.Page = 0; - ret = pcmcia_map_mem_page(win, &mrq); - if (ret != 0) { - cs_error(dev->p_dev, MapMemPage, ret); + ret = pcmcia_map_mem_page(dev->p_dev, win, &mrq); + if (ret != 0) return NULL; - } dev->offset = mrq.CardOffset; } return dev->win_base + (to & (dev->win_size-1)); @@ -327,8 +325,6 @@ static void pcmciamtd_set_vpp(struct map_info *map, int on) DEBUG(2, "dev = %p on = %d vpp = %d\n", dev, on, dev->vpp); ret = pcmcia_modify_configuration(link, &mod); - if (ret != 0) - cs_error(link, ModifyConfiguration, ret); } @@ -348,107 +344,116 @@ static void pcmciamtd_release(struct pcmcia_device *link) iounmap(dev->win_base); dev->win_base = NULL; } - pcmcia_release_window(link->win); + pcmcia_release_window(link, link->win); } pcmcia_disable_device(link); } -static void card_settings(struct pcmciamtd_dev *dev, struct pcmcia_device *link, int *new_name) +#ifdef CONFIG_MTD_DEBUG +static int pcmciamtd_cistpl_format(struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv_data) { - int rc; - tuple_t tuple; cisparse_t parse; - u_char buf[64]; - - tuple.Attributes = 0; - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - tuple.DesiredTuple = RETURN_FIRST_TUPLE; - - rc = pcmcia_get_first_tuple(link, &tuple); - while (rc == 0) { - rc = pcmcia_get_tuple_data(link, &tuple); - if (rc != 0) { - cs_error(link, GetTupleData, rc); - break; - } - rc = pcmcia_parse_tuple(&tuple, &parse); - if (rc != 0) { - cs_error(link, ParseTuple, rc); - break; - } - switch(tuple.TupleCode) { - case CISTPL_FORMAT: { - cistpl_format_t *t = &parse.format; - (void)t; /* Shut up, gcc */ - DEBUG(2, "Format type: %u, Error Detection: %u, offset = %u, length =%u", - t->type, t->edc, t->offset, t->length); - break; + if (!pcmcia_parse_tuple(tuple, &parse)) { + cistpl_format_t *t = &parse.format; + (void)t; /* Shut up, gcc */ + DEBUG(2, "Format type: %u, Error Detection: %u, offset = %u, length =%u", + t->type, t->edc, t->offset, t->length); + } + return -ENOSPC; +} - } +static int pcmciamtd_cistpl_jedec(struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv_data) +{ + cisparse_t parse; + int i; - case CISTPL_DEVICE: { - cistpl_device_t *t = &parse.device; - int i; - DEBUG(2, "Common memory:"); - dev->pcmcia_map.size = t->dev[0].size; - for(i = 0; i < t->ndev; i++) { - DEBUG(2, "Region %d, type = %u", i, t->dev[i].type); - DEBUG(2, "Region %d, wp = %u", i, t->dev[i].wp); - DEBUG(2, "Region %d, speed = %u ns", i, t->dev[i].speed); - DEBUG(2, "Region %d, size = %u bytes", i, t->dev[i].size); - } - break; - } + if (!pcmcia_parse_tuple(tuple, &parse)) { + cistpl_jedec_t *t = &parse.jedec; + for (i = 0; i < t->nid; i++) + DEBUG(2, "JEDEC: 0x%02x 0x%02x", t->id[i].mfr, t->id[i].info); + } + return -ENOSPC; +} +#endif - case CISTPL_VERS_1: { - cistpl_vers_1_t *t = &parse.version_1; - int i; - if(t->ns) { - dev->mtd_name[0] = '\0'; - for(i = 0; i < t->ns; i++) { - if(i) - strcat(dev->mtd_name, " "); - strcat(dev->mtd_name, t->str+t->ofs[i]); - } - } - DEBUG(2, "Found name: %s", dev->mtd_name); - break; - } +static int pcmciamtd_cistpl_device(struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv_data) +{ + struct pcmciamtd_dev *dev = priv_data; + cisparse_t parse; + cistpl_device_t *t = &parse.device; + int i; - case CISTPL_JEDEC_C: { - cistpl_jedec_t *t = &parse.jedec; - int i; - for(i = 0; i < t->nid; i++) { - DEBUG(2, "JEDEC: 0x%02x 0x%02x", t->id[i].mfr, t->id[i].info); - } - break; - } + if (pcmcia_parse_tuple(tuple, &parse)) + return -EINVAL; + + DEBUG(2, "Common memory:"); + dev->pcmcia_map.size = t->dev[0].size; + /* from here on: DEBUG only */ + for (i = 0; i < t->ndev; i++) { + DEBUG(2, "Region %d, type = %u", i, t->dev[i].type); + DEBUG(2, "Region %d, wp = %u", i, t->dev[i].wp); + DEBUG(2, "Region %d, speed = %u ns", i, t->dev[i].speed); + DEBUG(2, "Region %d, size = %u bytes", i, t->dev[i].size); + } + return 0; +} - case CISTPL_DEVICE_GEO: { - cistpl_device_geo_t *t = &parse.device_geo; - int i; - dev->pcmcia_map.bankwidth = t->geo[0].buswidth; - for(i = 0; i < t->ngeo; i++) { - DEBUG(2, "region: %d bankwidth = %u", i, t->geo[i].buswidth); - DEBUG(2, "region: %d erase_block = %u", i, t->geo[i].erase_block); - DEBUG(2, "region: %d read_block = %u", i, t->geo[i].read_block); - DEBUG(2, "region: %d write_block = %u", i, t->geo[i].write_block); - DEBUG(2, "region: %d partition = %u", i, t->geo[i].partition); - DEBUG(2, "region: %d interleave = %u", i, t->geo[i].interleave); - } - break; - } +static int pcmciamtd_cistpl_geo(struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv_data) +{ + struct pcmciamtd_dev *dev = priv_data; + cisparse_t parse; + cistpl_device_geo_t *t = &parse.device_geo; + int i; - default: - DEBUG(2, "Unknown tuple code %d", tuple.TupleCode); - } + if (pcmcia_parse_tuple(tuple, &parse)) + return -EINVAL; + + dev->pcmcia_map.bankwidth = t->geo[0].buswidth; + /* from here on: DEBUG only */ + for (i = 0; i < t->ngeo; i++) { + DEBUG(2, "region: %d bankwidth = %u", i, t->geo[i].buswidth); + DEBUG(2, "region: %d erase_block = %u", i, t->geo[i].erase_block); + DEBUG(2, "region: %d read_block = %u", i, t->geo[i].read_block); + DEBUG(2, "region: %d write_block = %u", i, t->geo[i].write_block); + DEBUG(2, "region: %d partition = %u", i, t->geo[i].partition); + DEBUG(2, "region: %d interleave = %u", i, t->geo[i].interleave); + } + return 0; +} + + +static void card_settings(struct pcmciamtd_dev *dev, struct pcmcia_device *link, int *new_name) +{ + int i; - rc = pcmcia_get_next_tuple(link, &tuple); + if (p_dev->prod_id[0]) { + dev->mtd_name[0] = '\0'; + for (i = 0; i < 4; i++) { + if (i) + strcat(dev->mtd_name, " "); + if (p_dev->prod_id[i]) + strcat(dev->mtd_name, p_dev->prod_id[i]); + } + DEBUG(2, "Found name: %s", dev->mtd_name); } + +#ifdef CONFIG_MTD_DEBUG + pcmcia_loop_tuple(p_dev, CISTPL_FORMAT, pcmciamtd_cistpl_format, NULL); + pcmcia_loop_tuple(p_dev, CISTPL_JEDEC_C, pcmciamtd_cistpl_jedec, NULL); +#endif + pcmcia_loop_tuple(p_dev, CISTPL_DEVICE, pcmciamtd_cistpl_device, dev); + pcmcia_loop_tuple(p_dev, CISTPL_DEVICE_GEO, pcmciamtd_cistpl_geo, dev); + if(!dev->pcmcia_map.size) dev->pcmcia_map.size = MAX_PCMCIA_ADDR; @@ -481,16 +486,12 @@ static void card_settings(struct pcmciamtd_dev *dev, struct pcmcia_device *link, * MTD device available to the system. */ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int pcmciamtd_config(struct pcmcia_device *link) { struct pcmciamtd_dev *dev = link->priv; struct mtd_info *mtd = NULL; cs_status_t status; win_req_t req; - int last_ret = 0, last_fn = 0; int ret; int i; static char *probes[] = { "jedec_probe", "cfi_probe" }; @@ -529,7 +530,7 @@ static int pcmciamtd_config(struct pcmcia_device *link) int ret; DEBUG(2, "requesting window with size = %dKiB memspeed = %d", req.Size >> 10, req.AccessSpeed); - ret = pcmcia_request_window(&link, &req, &link->win); + ret = pcmcia_request_window(link, &req, &link->win); DEBUG(2, "ret = %d dev->win_size = %d", ret, dev->win_size); if(ret) { req.Size >>= 1; @@ -577,7 +578,6 @@ static int pcmciamtd_config(struct pcmcia_device *link) DEBUG(2, "Setting Configuration"); ret = pcmcia_request_configuration(link, &link->conf); if (ret != 0) { - cs_error(link, RequestConfiguration, ret); if (dev->win_base) { iounmap(dev->win_base); dev->win_base = NULL; @@ -652,8 +652,7 @@ static int pcmciamtd_config(struct pcmcia_device *link) link->dev_node = &dev->node; return 0; - cs_failed: - cs_error(link, last_fn, last_ret); + failed: err("CS Error, exiting"); pcmciamtd_release(link); return -ENODEV; diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c index b58965a..17a2722 100644 --- a/drivers/net/pcmcia/3c574_cs.c +++ b/drivers/net/pcmcia/3c574_cs.c @@ -118,14 +118,6 @@ INT_MODULE_PARM(full_duplex, 0); /* Autodetect link polarity reversal? */ INT_MODULE_PARM(auto_polarity, 1); -#ifdef PCMCIA_DEBUG -INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = -"3c574_cs.c 1.65ac1 2003/04/07 Donald Becker/David Hinds, becker@scyld.com.\n"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -278,7 +270,7 @@ static int tc574_probe(struct pcmcia_device *link) struct el3_private *lp; struct net_device *dev; - DEBUG(0, "3c574_attach()\n"); + dev_dbg(&link->dev, "3c574_attach()\n"); /* Create the PC card device object. */ dev = alloc_etherdev(sizeof(struct el3_private)); @@ -291,10 +283,8 @@ static int tc574_probe(struct pcmcia_device *link) spin_lock_init(&lp->window_lock); link->io.NumPorts1 = 32; link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = &el3_interrupt; - link->irq.Instance = dev; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; link->conf.ConfigIndex = 1; @@ -319,7 +309,7 @@ static void tc574_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; - DEBUG(0, "3c574_detach(0x%p)\n", link); + dev_dbg(&link->dev, "3c574_detach()\n"); if (link->dev_node) unregister_netdev(dev); @@ -335,26 +325,23 @@ static void tc574_detach(struct pcmcia_device *link) ethernet device available to the system. */ -#define CS_CHECK(fn, ret) \ - do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static const char *ram_split[] = {"5:3", "3:1", "1:1", "3:5"}; static int tc574_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; struct el3_private *lp = netdev_priv(dev); - tuple_t tuple; - __le16 buf[32]; - int last_fn, last_ret, i, j; + int ret, i, j; unsigned int ioaddr; __be16 *phys_addr; char *cardname; __u32 config; + u8 *buf; + size_t len; phys_addr = (__be16 *)dev->dev_addr; - DEBUG(0, "3c574_config(0x%p)\n", link); + dev_dbg(&link->dev, "3c574_config()\n"); link->io.IOAddrLines = 16; for (i = j = 0; j < 0x400; j += 0x20) { @@ -363,12 +350,16 @@ static int tc574_config(struct pcmcia_device *link) if (i == 0) break; } - if (i != 0) { - cs_error(link, RequestIO, i); + if (i != 0) + goto failed; + + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) goto failed; - } - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; @@ -378,16 +369,14 @@ static int tc574_config(struct pcmcia_device *link) /* The 3c574 normally uses an EEPROM for configuration info, including the hardware address. The future products may include a modem chip and put the address in the CIS. */ - tuple.Attributes = 0; - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleDataMax = 64; - tuple.TupleOffset = 0; - tuple.DesiredTuple = 0x88; - if (pcmcia_get_first_tuple(link, &tuple) == 0) { - pcmcia_get_tuple_data(link, &tuple); + + len = pcmcia_get_tuple(link, 0x88, &buf); + if (buf && len >= 6) { for (i = 0; i < 3; i++) - phys_addr[i] = htons(le16_to_cpu(buf[i])); + phys_addr[i] = htons(le16_to_cpu(buf[i * 2])); + kfree(buf); } else { + kfree(buf); /* 0 < len < 6 */ EL3WINDOW(0); for (i = 0; i < 3; i++) phys_addr[i] = htons(read_eeprom(ioaddr, i + 10)); @@ -435,7 +424,8 @@ static int tc574_config(struct pcmcia_device *link) mii_status = mdio_read(ioaddr, phy & 0x1f, 1); if (mii_status != 0xffff) { lp->phys = phy & 0x1f; - DEBUG(0, " MII transceiver at index %d, status %x.\n", + dev_dbg(&link->dev, " MII transceiver at " + "index %d, status %x.\n", phy, mii_status); if ((mii_status & 0x0040) == 0) mii_preamble_required = 1; @@ -457,7 +447,7 @@ static int tc574_config(struct pcmcia_device *link) } link->dev_node = &lp->node; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); if (register_netdev(dev) != 0) { printk(KERN_NOTICE "3c574_cs: register_netdev() failed\n"); @@ -478,8 +468,6 @@ static int tc574_config(struct pcmcia_device *link) return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: tc574_release(link); return -ENODEV; @@ -738,7 +726,7 @@ static int el3_open(struct net_device *dev) lp->media.expires = jiffies + HZ; add_timer(&lp->media); - DEBUG(2, "%s: opened, status %4.4x.\n", + dev_dbg(&link->dev, "%s: opened, status %4.4x.\n", dev->name, inw(dev->base_addr + EL3_STATUS)); return 0; @@ -772,7 +760,7 @@ static void pop_tx_status(struct net_device *dev) if (tx_status & 0x30) tc574_wait_for_completion(dev, TxReset); if (tx_status & 0x38) { - DEBUG(1, "%s: transmit error: status 0x%02x\n", + pr_debug("%s: transmit error: status 0x%02x\n", dev->name, tx_status); outw(TxEnable, ioaddr + EL3_CMD); dev->stats.tx_aborted_errors++; @@ -788,7 +776,7 @@ static netdev_tx_t el3_start_xmit(struct sk_buff *skb, struct el3_private *lp = netdev_priv(dev); unsigned long flags; - DEBUG(3, "%s: el3_start_xmit(length = %ld) called, " + pr_debug("%s: el3_start_xmit(length = %ld) called, " "status %4.4x.\n", dev->name, (long)skb->len, inw(ioaddr + EL3_STATUS)); @@ -827,7 +815,7 @@ static irqreturn_t el3_interrupt(int irq, void *dev_id) return IRQ_NONE; ioaddr = dev->base_addr; - DEBUG(3, "%s: interrupt, status %4.4x.\n", + pr_debug("%s: interrupt, status %4.4x.\n", dev->name, inw(ioaddr + EL3_STATUS)); spin_lock(&lp->window_lock); @@ -836,7 +824,7 @@ static irqreturn_t el3_interrupt(int irq, void *dev_id) (IntLatch | RxComplete | RxEarly | StatsFull)) { if (!netif_device_present(dev) || ((status & 0xe000) != 0x2000)) { - DEBUG(1, "%s: Interrupt from dead card\n", dev->name); + pr_debug("%s: Interrupt from dead card\n", dev->name); break; } @@ -846,7 +834,7 @@ static irqreturn_t el3_interrupt(int irq, void *dev_id) work_budget = el3_rx(dev, work_budget); if (status & TxAvailable) { - DEBUG(3, " TX room bit was handled.\n"); + pr_debug(" TX room bit was handled.\n"); /* There's room in the FIFO for a full-sized packet. */ outw(AckIntr | TxAvailable, ioaddr + EL3_CMD); netif_wake_queue(dev); @@ -886,7 +874,7 @@ static irqreturn_t el3_interrupt(int irq, void *dev_id) } if (--work_budget < 0) { - DEBUG(0, "%s: Too much work in interrupt, " + pr_debug("%s: Too much work in interrupt, " "status %4.4x.\n", dev->name, status); /* Clear all interrupts */ outw(AckIntr | 0xFF, ioaddr + EL3_CMD); @@ -896,7 +884,7 @@ static irqreturn_t el3_interrupt(int irq, void *dev_id) outw(AckIntr | IntReq | IntLatch, ioaddr + EL3_CMD); } - DEBUG(3, "%s: exiting interrupt, status %4.4x.\n", + pr_debug("%s: exiting interrupt, status %4.4x.\n", dev->name, inw(ioaddr + EL3_STATUS)); spin_unlock(&lp->window_lock); @@ -1003,7 +991,7 @@ static void update_stats(struct net_device *dev) unsigned int ioaddr = dev->base_addr; u8 rx, tx, up; - DEBUG(2, "%s: updating the statistics.\n", dev->name); + pr_debug("%s: updating the statistics.\n", dev->name); if (inw(ioaddr+EL3_STATUS) == 0xffff) /* No card. */ return; @@ -1039,7 +1027,7 @@ static int el3_rx(struct net_device *dev, int worklimit) unsigned int ioaddr = dev->base_addr; short rx_status; - DEBUG(3, "%s: in rx_packet(), status %4.4x, rx_status %4.4x.\n", + pr_debug("%s: in rx_packet(), status %4.4x, rx_status %4.4x.\n", dev->name, inw(ioaddr+EL3_STATUS), inw(ioaddr+RxStatus)); while (!((rx_status = inw(ioaddr + RxStatus)) & 0x8000) && worklimit > 0) { @@ -1061,7 +1049,7 @@ static int el3_rx(struct net_device *dev, int worklimit) skb = dev_alloc_skb(pkt_len+5); - DEBUG(3, " Receiving packet size %d status %4.4x.\n", + pr_debug(" Receiving packet size %d status %4.4x.\n", pkt_len, rx_status); if (skb != NULL) { skb_reserve(skb, 2); @@ -1072,7 +1060,7 @@ static int el3_rx(struct net_device *dev, int worklimit) dev->stats.rx_packets++; dev->stats.rx_bytes += pkt_len; } else { - DEBUG(1, "%s: couldn't allocate a sk_buff of" + pr_debug("%s: couldn't allocate a sk_buff of" " size %d.\n", dev->name, pkt_len); dev->stats.rx_dropped++; } @@ -1101,7 +1089,7 @@ static int el3_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) struct mii_ioctl_data *data = if_mii(rq); int phy = lp->phys & 0x1f; - DEBUG(2, "%s: In ioct(%-.6s, %#4.4x) %4.4x %4.4x %4.4x %4.4x.\n", + pr_debug("%s: In ioct(%-.6s, %#4.4x) %4.4x %4.4x %4.4x %4.4x.\n", dev->name, rq->ifr_ifrn.ifrn_name, cmd, data->phy_id, data->reg_num, data->val_in, data->val_out); @@ -1178,7 +1166,7 @@ static int el3_close(struct net_device *dev) struct el3_private *lp = netdev_priv(dev); struct pcmcia_device *link = lp->p_dev; - DEBUG(2, "%s: shutting down ethercard.\n", dev->name); + dev_dbg(&link->dev, "%s: shutting down ethercard.\n", dev->name); if (pcmcia_dev_present(link)) { unsigned long flags; diff --git a/drivers/net/pcmcia/3c589_cs.c b/drivers/net/pcmcia/3c589_cs.c index 569fb06..6f8d7e2 100644 --- a/drivers/net/pcmcia/3c589_cs.c +++ b/drivers/net/pcmcia/3c589_cs.c @@ -130,14 +130,6 @@ MODULE_LICENSE("GPL"); /* Special hook for setting if_port when module is loaded */ INT_MODULE_PARM(if_port, 0); -#ifdef PCMCIA_DEBUG -INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = -DRV_NAME ".c " DRV_VERSION " 2001/10/13 00:08:50 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -189,7 +181,7 @@ static int tc589_probe(struct pcmcia_device *link) struct el3_private *lp; struct net_device *dev; - DEBUG(0, "3c589_attach()\n"); + dev_dbg(&link->dev, "3c589_attach()\n"); /* Create new ethernet device */ dev = alloc_etherdev(sizeof(struct el3_private)); @@ -202,10 +194,8 @@ static int tc589_probe(struct pcmcia_device *link) spin_lock_init(&lp->lock); link->io.NumPorts1 = 16; link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = &el3_interrupt; - link->irq.Instance = dev; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; link->conf.ConfigIndex = 1; @@ -231,7 +221,7 @@ static void tc589_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; - DEBUG(0, "3c589_detach(0x%p)\n", link); + dev_dbg(&link->dev, "3c589_detach\n"); if (link->dev_node) unregister_netdev(dev); @@ -249,29 +239,20 @@ static void tc589_detach(struct pcmcia_device *link) ======================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int tc589_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; struct el3_private *lp = netdev_priv(dev); - tuple_t tuple; - __le16 buf[32]; __be16 *phys_addr; - int last_fn, last_ret, i, j, multi = 0, fifo; + int ret, i, j, multi = 0, fifo; unsigned int ioaddr; char *ram_split[] = {"5:3", "3:1", "1:1", "3:5"}; + u8 *buf; + size_t len; - DEBUG(0, "3c589_config(0x%p)\n", link); + dev_dbg(&link->dev, "3c589_config\n"); phys_addr = (__be16 *)dev->dev_addr; - tuple.Attributes = 0; - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - tuple.Attributes = TUPLE_RETURN_COMMON; - /* Is this a 3c562? */ if (link->manf_id != MANFID_3COM) printk(KERN_INFO "3c589_cs: hmmm, is this really a " @@ -287,12 +268,16 @@ static int tc589_config(struct pcmcia_device *link) if (i == 0) break; } - if (i != 0) { - cs_error(link, RequestIO, i); + if (i != 0) goto failed; - } - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; @@ -301,12 +286,13 @@ static int tc589_config(struct pcmcia_device *link) /* The 3c589 has an extra EEPROM for configuration info, including the hardware address. The 3c562 puts the address in the CIS. */ - tuple.DesiredTuple = 0x88; - if (pcmcia_get_first_tuple(link, &tuple) == 0) { - pcmcia_get_tuple_data(link, &tuple); - for (i = 0; i < 3; i++) - phys_addr[i] = htons(le16_to_cpu(buf[i])); + len = pcmcia_get_tuple(link, 0x88, &buf); + if (buf && len >= 6) { + for (i = 0; i < 3; i++) + phys_addr[i] = htons(le16_to_cpu(buf[i*2])); + kfree(buf); } else { + kfree(buf); /* 0 < len < 6 */ for (i = 0; i < 3; i++) phys_addr[i] = htons(read_eeprom(ioaddr, i)); if (phys_addr[0] == htons(0x6060)) { @@ -328,7 +314,7 @@ static int tc589_config(struct pcmcia_device *link) printk(KERN_ERR "3c589_cs: invalid if_port requested\n"); link->dev_node = &lp->node; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); if (register_netdev(dev) != 0) { printk(KERN_ERR "3c589_cs: register_netdev() failed\n"); @@ -347,8 +333,6 @@ static int tc589_config(struct pcmcia_device *link) if_names[dev->if_port]); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: tc589_release(link); return -ENODEV; @@ -511,24 +495,8 @@ static void netdev_get_drvinfo(struct net_device *dev, sprintf(info->bus_info, "PCMCIA 0x%lx", dev->base_addr); } -#ifdef PCMCIA_DEBUG -static u32 netdev_get_msglevel(struct net_device *dev) -{ - return pc_debug; -} - -static void netdev_set_msglevel(struct net_device *dev, u32 level) -{ - pc_debug = level; -} -#endif /* PCMCIA_DEBUG */ - static const struct ethtool_ops netdev_ethtool_ops = { .get_drvinfo = netdev_get_drvinfo, -#ifdef PCMCIA_DEBUG - .get_msglevel = netdev_get_msglevel, - .set_msglevel = netdev_set_msglevel, -#endif /* PCMCIA_DEBUG */ }; static int el3_config(struct net_device *dev, struct ifmap *map) @@ -563,7 +531,7 @@ static int el3_open(struct net_device *dev) lp->media.expires = jiffies + HZ; add_timer(&lp->media); - DEBUG(1, "%s: opened, status %4.4x.\n", + dev_dbg(&link->dev, "%s: opened, status %4.4x.\n", dev->name, inw(dev->base_addr + EL3_STATUS)); return 0; @@ -596,7 +564,7 @@ static void pop_tx_status(struct net_device *dev) if (tx_status & 0x30) tc589_wait_for_completion(dev, TxReset); if (tx_status & 0x38) { - DEBUG(1, "%s: transmit error: status 0x%02x\n", + pr_debug("%s: transmit error: status 0x%02x\n", dev->name, tx_status); outw(TxEnable, ioaddr + EL3_CMD); dev->stats.tx_aborted_errors++; @@ -612,7 +580,7 @@ static netdev_tx_t el3_start_xmit(struct sk_buff *skb, struct el3_private *priv = netdev_priv(dev); unsigned long flags; - DEBUG(3, "%s: el3_start_xmit(length = %ld) called, " + pr_debug("%s: el3_start_xmit(length = %ld) called, " "status %4.4x.\n", dev->name, (long)skb->len, inw(ioaddr + EL3_STATUS)); @@ -654,14 +622,14 @@ static irqreturn_t el3_interrupt(int irq, void *dev_id) ioaddr = dev->base_addr; - DEBUG(3, "%s: interrupt, status %4.4x.\n", + pr_debug("%s: interrupt, status %4.4x.\n", dev->name, inw(ioaddr + EL3_STATUS)); spin_lock(&lp->lock); while ((status = inw(ioaddr + EL3_STATUS)) & (IntLatch | RxComplete | StatsFull)) { if ((status & 0xe000) != 0x2000) { - DEBUG(1, "%s: interrupt from dead card\n", dev->name); + pr_debug("%s: interrupt from dead card\n", dev->name); handled = 0; break; } @@ -670,7 +638,7 @@ static irqreturn_t el3_interrupt(int irq, void *dev_id) el3_rx(dev); if (status & TxAvailable) { - DEBUG(3, " TX room bit was handled.\n"); + pr_debug(" TX room bit was handled.\n"); /* There's room in the FIFO for a full-sized packet. */ outw(AckIntr | TxAvailable, ioaddr + EL3_CMD); netif_wake_queue(dev); @@ -722,7 +690,7 @@ static irqreturn_t el3_interrupt(int irq, void *dev_id) lp->last_irq = jiffies; spin_unlock(&lp->lock); - DEBUG(3, "%s: exiting interrupt, status %4.4x.\n", + pr_debug("%s: exiting interrupt, status %4.4x.\n", dev->name, inw(ioaddr + EL3_STATUS)); return IRQ_RETVAL(handled); } @@ -833,7 +801,7 @@ static void update_stats(struct net_device *dev) { unsigned int ioaddr = dev->base_addr; - DEBUG(2, "%s: updating the statistics.\n", dev->name); + pr_debug("%s: updating the statistics.\n", dev->name); /* Turn off statistics updates while reading. */ outw(StatsDisable, ioaddr + EL3_CMD); /* Switch to the stats window, and read everything. */ @@ -861,7 +829,7 @@ static int el3_rx(struct net_device *dev) int worklimit = 32; short rx_status; - DEBUG(3, "%s: in rx_packet(), status %4.4x, rx_status %4.4x.\n", + pr_debug("%s: in rx_packet(), status %4.4x, rx_status %4.4x.\n", dev->name, inw(ioaddr+EL3_STATUS), inw(ioaddr+RX_STATUS)); while (!((rx_status = inw(ioaddr + RX_STATUS)) & 0x8000) && worklimit > 0) { @@ -883,7 +851,7 @@ static int el3_rx(struct net_device *dev) skb = dev_alloc_skb(pkt_len+5); - DEBUG(3, " Receiving packet size %d status %4.4x.\n", + pr_debug(" Receiving packet size %d status %4.4x.\n", pkt_len, rx_status); if (skb != NULL) { skb_reserve(skb, 2); @@ -894,7 +862,7 @@ static int el3_rx(struct net_device *dev) dev->stats.rx_packets++; dev->stats.rx_bytes += pkt_len; } else { - DEBUG(1, "%s: couldn't allocate a sk_buff of" + pr_debug("%s: couldn't allocate a sk_buff of" " size %d.\n", dev->name, pkt_len); dev->stats.rx_dropped++; } @@ -935,7 +903,7 @@ static int el3_close(struct net_device *dev) struct pcmcia_device *link = lp->p_dev; unsigned int ioaddr = dev->base_addr; - DEBUG(1, "%s: shutting down ethercard.\n", dev->name); + dev_dbg(&link->dev, "%s: shutting down ethercard.\n", dev->name); if (pcmcia_dev_present(link)) { /* Turn off statistics ASAP. We update dev->stats below. */ diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c index ca711f4..81bafd5 100644 --- a/drivers/net/pcmcia/axnet_cs.c +++ b/drivers/net/pcmcia/axnet_cs.c @@ -75,16 +75,6 @@ MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>"); MODULE_DESCRIPTION("Asix AX88190 PCMCIA ethernet driver"); MODULE_LICENSE("GPL"); -#ifdef PCMCIA_DEBUG -#define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0) - -INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = -"axnet_cs.c 1.28 2002/06/29 06:27:37 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -167,7 +157,7 @@ static int axnet_probe(struct pcmcia_device *link) struct net_device *dev; struct ei_device *ei_local; - DEBUG(0, "axnet_attach()\n"); + dev_dbg(&link->dev, "axnet_attach()\n"); dev = alloc_etherdev(sizeof(struct ei_device) + sizeof(axnet_dev_t)); if (!dev) @@ -180,7 +170,6 @@ static int axnet_probe(struct pcmcia_device *link) info->p_dev = link; link->priv = dev; link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -205,7 +194,7 @@ static void axnet_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; - DEBUG(0, "axnet_detach(0x%p)\n", link); + dev_dbg(&link->dev, "axnet_detach(0x%p)\n", link); if (link->dev_node) unregister_netdev(dev); @@ -272,9 +261,6 @@ static int get_prom(struct pcmcia_device *link) ======================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int try_io_port(struct pcmcia_device *link) { int j, ret; @@ -341,26 +327,29 @@ static int axnet_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; axnet_dev_t *info = PRIV(dev); - int i, j, j2, last_ret, last_fn; + int i, j, j2, ret; - DEBUG(0, "axnet_config(0x%p)\n", link); + dev_dbg(&link->dev, "axnet_config(0x%p)\n", link); /* don't trust the CIS on this; Linksys got it wrong */ link->conf.Present = 0x63; - last_ret = pcmcia_loop_config(link, axnet_configcheck, NULL); - if (last_ret != 0) { - cs_error(link, RequestIO, last_ret); + ret = pcmcia_loop_config(link, axnet_configcheck, NULL); + if (ret != 0) goto failed; - } - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; if (link->io.NumPorts2 == 8) { link->conf.Attributes |= CONF_ENABLE_SPKR; link->conf.Status = CCSR_AUDIO_ENA; } - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; + dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; @@ -410,7 +399,7 @@ static int axnet_config(struct pcmcia_device *link) info->phy_id = (i < 32) ? i : -1; link->dev_node = &info->node; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); if (register_netdev(dev) != 0) { printk(KERN_NOTICE "axnet_cs: register_netdev() failed\n"); @@ -426,14 +415,12 @@ static int axnet_config(struct pcmcia_device *link) dev->base_addr, dev->irq, dev->dev_addr); if (info->phy_id != -1) { - DEBUG(0, " MII transceiver at index %d, status %x.\n", info->phy_id, j); + dev_dbg(&link->dev, " MII transceiver at index %d, status %x.\n", info->phy_id, j); } else { printk(KERN_NOTICE " No MII transceivers found!\n"); } return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: axnet_release(link); return -ENODEV; @@ -543,7 +530,7 @@ static int axnet_open(struct net_device *dev) struct pcmcia_device *link = info->p_dev; unsigned int nic_base = dev->base_addr; - DEBUG(2, "axnet_open('%s')\n", dev->name); + dev_dbg(&link->dev, "axnet_open('%s')\n", dev->name); if (!pcmcia_dev_present(link)) return -ENODEV; @@ -572,7 +559,7 @@ static int axnet_close(struct net_device *dev) axnet_dev_t *info = PRIV(dev); struct pcmcia_device *link = info->p_dev; - DEBUG(2, "axnet_close('%s')\n", dev->name); + dev_dbg(&link->dev, "axnet_close('%s')\n", dev->name); ax_close(dev); free_irq(dev->irq, dev); @@ -741,10 +728,8 @@ static void block_input(struct net_device *dev, int count, int xfer_count = count; char *buf = skb->data; -#ifdef PCMCIA_DEBUG if ((ei_debug > 4) && (count != 4)) - printk(KERN_DEBUG "%s: [bi=%d]\n", dev->name, count+4); -#endif + pr_debug("%s: [bi=%d]\n", dev->name, count+4); outb_p(ring_offset & 0xff, nic_base + EN0_RSARLO); outb_p(ring_offset >> 8, nic_base + EN0_RSARHI); outb_p(E8390_RREAD+E8390_START, nic_base + AXNET_CMD); @@ -762,10 +747,7 @@ static void block_output(struct net_device *dev, int count, { unsigned int nic_base = dev->base_addr; -#ifdef PCMCIA_DEBUG - if (ei_debug > 4) - printk(KERN_DEBUG "%s: [bo=%d]\n", dev->name, count); -#endif + pr_debug("%s: [bo=%d]\n", dev->name, count); /* Round the count up for word writes. Do we need to do this? What effect will an odd byte count have on the 8390? diff --git a/drivers/net/pcmcia/com20020_cs.c b/drivers/net/pcmcia/com20020_cs.c index 7b5c77b7..21d9c9d8 100644 --- a/drivers/net/pcmcia/com20020_cs.c +++ b/drivers/net/pcmcia/com20020_cs.c @@ -53,11 +53,7 @@ #define VERSION "arcnet: COM20020 PCMCIA support loaded.\n" -#ifdef PCMCIA_DEBUG - -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) +#ifdef DEBUG static void regdump(struct net_device *dev) { @@ -92,7 +88,6 @@ static void regdump(struct net_device *dev) #else -#define DEBUG(n, args...) do { } while (0) static inline void regdump(struct net_device *dev) { } #endif @@ -144,7 +139,7 @@ static int com20020_probe(struct pcmcia_device *p_dev) struct net_device *dev; struct arcnet_local *lp; - DEBUG(0, "com20020_attach()\n"); + dev_dbg(&p_dev->dev, "com20020_attach()\n"); /* Create new network device */ info = kzalloc(sizeof(struct com20020_dev_t), GFP_KERNEL); @@ -169,11 +164,10 @@ static int com20020_probe(struct pcmcia_device *p_dev) p_dev->io.NumPorts1 = 16; p_dev->io.IOAddrLines = 16; p_dev->irq.Attributes = IRQ_TYPE_EXCLUSIVE; - p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID; p_dev->conf.Attributes = CONF_ENABLE_IRQ; p_dev->conf.IntType = INT_MEMORY_AND_IO; - p_dev->irq.Instance = info->dev = dev; + info->dev = dev; p_dev->priv = info; return com20020_config(p_dev); @@ -198,12 +192,12 @@ static void com20020_detach(struct pcmcia_device *link) struct com20020_dev_t *info = link->priv; struct net_device *dev = info->dev; - DEBUG(1,"detach...\n"); + dev_dbg(&link->dev, "detach...\n"); - DEBUG(0, "com20020_detach(0x%p)\n", link); + dev_dbg(&link->dev, "com20020_detach\n"); if (link->dev_node) { - DEBUG(1,"unregister...\n"); + dev_dbg(&link->dev, "unregister...\n"); unregister_netdev(dev); @@ -218,16 +212,16 @@ static void com20020_detach(struct pcmcia_device *link) com20020_release(link); /* Unlink device structure, free bits */ - DEBUG(1,"unlinking...\n"); + dev_dbg(&link->dev, "unlinking...\n"); if (link->priv) { dev = info->dev; if (dev) { - DEBUG(1,"kfree...\n"); + dev_dbg(&link->dev, "kfree...\n"); free_netdev(dev); } - DEBUG(1,"kfree2...\n"); + dev_dbg(&link->dev, "kfree2...\n"); kfree(info); } @@ -241,25 +235,22 @@ static void com20020_detach(struct pcmcia_device *link) ======================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int com20020_config(struct pcmcia_device *link) { struct arcnet_local *lp; com20020_dev_t *info; struct net_device *dev; - int i, last_ret, last_fn; + int i, ret; int ioaddr; info = link->priv; dev = info->dev; - DEBUG(1,"config...\n"); + dev_dbg(&link->dev, "config...\n"); - DEBUG(0, "com20020_config(0x%p)\n", link); + dev_dbg(&link->dev, "com20020_config\n"); - DEBUG(1,"arcnet: baseport1 is %Xh\n", link->io.BasePort1); + dev_dbg(&link->dev, "baseport1 is %Xh\n", link->io.BasePort1); i = -ENODEV; if (!link->io.BasePort1) { @@ -276,26 +267,27 @@ static int com20020_config(struct pcmcia_device *link) if (i != 0) { - DEBUG(1,"arcnet: requestIO failed totally!\n"); + dev_dbg(&link->dev, "requestIO failed totally!\n"); goto failed; } ioaddr = dev->base_addr = link->io.BasePort1; - DEBUG(1,"arcnet: got ioaddr %Xh\n", ioaddr); + dev_dbg(&link->dev, "got ioaddr %Xh\n", ioaddr); - DEBUG(1,"arcnet: request IRQ %d (%Xh/%Xh)\n", - link->irq.AssignedIRQ, - link->irq.IRQInfo1, link->irq.IRQInfo2); + dev_dbg(&link->dev, "request IRQ %d\n", + link->irq.AssignedIRQ); i = pcmcia_request_irq(link, &link->irq); if (i != 0) { - DEBUG(1,"arcnet: requestIRQ failed totally!\n"); + dev_dbg(&link->dev, "requestIRQ failed totally!\n"); goto failed; } dev->irq = link->irq.AssignedIRQ; - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; if (com20020_check(dev)) { @@ -308,26 +300,25 @@ static int com20020_config(struct pcmcia_device *link) lp->card_flags = ARC_CAN_10MBIT; /* pretend all of them can 10Mbit */ link->dev_node = &info->node; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); i = com20020_found(dev, 0); /* calls register_netdev */ if (i != 0) { - DEBUG(1,KERN_NOTICE "com20020_cs: com20020_found() failed\n"); + dev_printk(KERN_NOTICE, &link->dev, + "com20020_cs: com20020_found() failed\n"); link->dev_node = NULL; goto failed; } strcpy(info->node.dev_name, dev->name); - DEBUG(1,KERN_INFO "%s: port %#3lx, irq %d\n", + dev_dbg(&link->dev,KERN_INFO "%s: port %#3lx, irq %d\n", dev->name, dev->base_addr, dev->irq); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: - DEBUG(1,"com20020_config failed...\n"); + dev_dbg(&link->dev, "com20020_config failed...\n"); com20020_release(link); return -ENODEV; } /* com20020_config */ @@ -342,7 +333,7 @@ failed: static void com20020_release(struct pcmcia_device *link) { - DEBUG(0, "com20020_release(0x%p)\n", link); + dev_dbg(&link->dev, "com20020_release\n"); pcmcia_disable_device(link); } diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c index a696121..8ad8384 100644 --- a/drivers/net/pcmcia/fmvj18x_cs.c +++ b/drivers/net/pcmcia/fmvj18x_cs.c @@ -72,13 +72,6 @@ MODULE_LICENSE("GPL"); /* 0:4KB*2 TX buffer else:8KB*2 TX buffer */ INT_MODULE_PARM(sram_config, 0); -#ifdef PCMCIA_DEBUG -INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = DRV_NAME ".c " DRV_VERSION " 2002/03/23"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ /* @@ -245,7 +238,7 @@ static int fmvj18x_probe(struct pcmcia_device *link) local_info_t *lp; struct net_device *dev; - DEBUG(0, "fmvj18x_attach()\n"); + dev_dbg(&link->dev, "fmvj18x_attach()\n"); /* Make up a FMVJ18x specific data structure */ dev = alloc_etherdev(sizeof(local_info_t)); @@ -262,10 +255,8 @@ static int fmvj18x_probe(struct pcmcia_device *link) link->io.IOAddrLines = 5; /* Interrupt setup */ - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = fjn_interrupt; - link->irq.Instance = dev; /* General socket configuration */ link->conf.Attributes = CONF_ENABLE_IRQ; @@ -285,7 +276,7 @@ static void fmvj18x_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; - DEBUG(0, "fmvj18x_detach(0x%p)\n", link); + dev_dbg(&link->dev, "fmvj18x_detach\n"); if (link->dev_node) unregister_netdev(dev); @@ -297,9 +288,6 @@ static void fmvj18x_detach(struct pcmcia_device *link) /*====================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int mfc_try_io_port(struct pcmcia_device *link) { int i, ret; @@ -341,33 +329,38 @@ static int ungermann_try_io_port(struct pcmcia_device *link) return ret; /* RequestIO failed */ } +static int fmvj18x_ioprobe(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) +{ + return 0; /* strange, but that's what the code did already before... */ +} + static int fmvj18x_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; local_info_t *lp = netdev_priv(dev); - tuple_t tuple; - cisparse_t parse; - u_short buf[32]; - int i, last_fn = 0, last_ret = 0, ret; + int i, ret; unsigned int ioaddr; cardtype_t cardtype; char *card_name = "unknown"; - u_char *node_id; + u8 *buf; + size_t len; + u_char buggybuf[32]; + + dev_dbg(&link->dev, "fmvj18x_config\n"); - DEBUG(0, "fmvj18x_config(0x%p)\n", link); + len = pcmcia_get_tuple(link, CISTPL_FUNCE, &buf); + kfree(buf); - tuple.TupleData = (u_char *)buf; - tuple.TupleDataMax = 64; - tuple.TupleOffset = 0; - tuple.DesiredTuple = CISTPL_FUNCE; - tuple.TupleOffset = 0; - if (pcmcia_get_first_tuple(link, &tuple) == 0) { + if (len) { /* Yes, I have CISTPL_FUNCE. Let's check CISTPL_MANFID */ - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); - CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); - CS_CHECK(ParseTuple, pcmcia_parse_tuple(&tuple, &parse)); - link->conf.ConfigIndex = parse.cftable_entry.index; + ret = pcmcia_loop_config(link, fmvj18x_ioprobe, NULL); + if (ret != 0) + goto failed; + switch (link->manf_id) { case MANFID_TDK: cardtype = TDK; @@ -433,17 +426,24 @@ static int fmvj18x_config(struct pcmcia_device *link) if (link->io.NumPorts2 != 0) { link->irq.Attributes = - IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED|IRQ_HANDLE_PRESENT; + IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; ret = mfc_try_io_port(link); - if (ret != 0) goto cs_failed; + if (ret != 0) goto failed; } else if (cardtype == UNGERMANN) { ret = ungermann_try_io_port(link); - if (ret != 0) goto cs_failed; + if (ret != 0) goto failed; } else { - CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io)); + ret = pcmcia_request_io(link, &link->io); + if (ret) + goto failed; } - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; + dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; @@ -474,21 +474,21 @@ static int fmvj18x_config(struct pcmcia_device *link) case CONTEC: case NEC: case KME: - tuple.DesiredTuple = CISTPL_FUNCE; - tuple.TupleOffset = 0; - CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); - tuple.TupleOffset = 0; - CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); if (cardtype == MBH10304) { - /* MBH10304's CIS_FUNCE is corrupted */ - node_id = &(tuple.TupleData[5]); card_name = "FMV-J182"; - } else { - while (tuple.TupleData[0] != CISTPL_FUNCE_LAN_NODE_ID ) { - CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple)); - CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); + + len = pcmcia_get_tuple(link, CISTPL_FUNCE, &buf); + if (len < 11) { + kfree(buf); + goto failed; } - node_id = &(tuple.TupleData[2]); + /* Read MACID from CIS */ + for (i = 5; i < 11; i++) + dev->dev_addr[i] = buf[i]; + kfree(buf); + } else { + if (pcmcia_get_mac_from_cis(link, dev)) + goto failed; if( cardtype == TDK ) { card_name = "TDK LAK-CD021"; } else if( cardtype == LA501 ) { @@ -501,9 +501,6 @@ static int fmvj18x_config(struct pcmcia_device *link) card_name = "C-NET(PC)C"; } } - /* Read MACID from CIS */ - for (i = 0; i < 6; i++) - dev->dev_addr[i] = node_id[i]; break; case UNGERMANN: /* Read MACID from register */ @@ -513,12 +510,12 @@ static int fmvj18x_config(struct pcmcia_device *link) break; case XXX10304: /* Read MACID from Buggy CIS */ - if (fmvj18x_get_hwinfo(link, tuple.TupleData) == -1) { + if (fmvj18x_get_hwinfo(link, buggybuf) == -1) { printk(KERN_NOTICE "fmvj18x_cs: unable to read hardware net address.\n"); goto failed; } for (i = 0 ; i < 6; i++) { - dev->dev_addr[i] = tuple.TupleData[i]; + dev->dev_addr[i] = buggybuf[i]; } card_name = "FMV-J182"; break; @@ -533,7 +530,7 @@ static int fmvj18x_config(struct pcmcia_device *link) lp->cardtype = cardtype; link->dev_node = &lp->node; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); if (register_netdev(dev) != 0) { printk(KERN_NOTICE "fmvj18x_cs: register_netdev() failed\n"); @@ -551,9 +548,6 @@ static int fmvj18x_config(struct pcmcia_device *link) return 0; -cs_failed: - /* All Card Services errors end up here */ - cs_error(link, last_fn, last_ret); failed: fmvj18x_release(link); return -ENODEV; @@ -571,16 +565,14 @@ static int fmvj18x_get_hwinfo(struct pcmcia_device *link, u_char *node_id) req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; req.Base = 0; req.Size = 0; req.AccessSpeed = 0; - i = pcmcia_request_window(&link, &req, &link->win); - if (i != 0) { - cs_error(link, RequestWindow, i); + i = pcmcia_request_window(link, &req, &link->win); + if (i != 0) return -1; - } base = ioremap(req.Base, req.Size); mem.Page = 0; mem.CardOffset = 0; - pcmcia_map_mem_page(link->win, &mem); + pcmcia_map_mem_page(link, link->win, &mem); /* * MBH10304 CISTPL_FUNCE_LAN_NODE_ID format @@ -605,9 +597,7 @@ static int fmvj18x_get_hwinfo(struct pcmcia_device *link, u_char *node_id) } iounmap(base); - j = pcmcia_release_window(link->win); - if (j != 0) - cs_error(link, ReleaseWindow, j); + j = pcmcia_release_window(link, link->win); return (i != 0x200) ? 0 : -1; } /* fmvj18x_get_hwinfo */ @@ -626,11 +616,9 @@ static int fmvj18x_setup_mfc(struct pcmcia_device *link) req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; req.Base = 0; req.Size = 0; req.AccessSpeed = 0; - i = pcmcia_request_window(&link, &req, &link->win); - if (i != 0) { - cs_error(link, RequestWindow, i); + i = pcmcia_request_window(link, &req, &link->win); + if (i != 0) return -1; - } lp->base = ioremap(req.Base, req.Size); if (lp->base == NULL) { @@ -640,11 +628,10 @@ static int fmvj18x_setup_mfc(struct pcmcia_device *link) mem.Page = 0; mem.CardOffset = 0; - i = pcmcia_map_mem_page(link->win, &mem); + i = pcmcia_map_mem_page(link, link->win, &mem); if (i != 0) { iounmap(lp->base); lp->base = NULL; - cs_error(link, MapMemPage, i); return -1; } @@ -671,15 +658,13 @@ static void fmvj18x_release(struct pcmcia_device *link) u_char __iomem *tmp; int j; - DEBUG(0, "fmvj18x_release(0x%p)\n", link); + dev_dbg(&link->dev, "fmvj18x_release\n"); if (lp->base != NULL) { tmp = lp->base; lp->base = NULL; /* set NULL before iounmap */ iounmap(tmp); - j = pcmcia_release_window(link->win); - if (j != 0) - cs_error(link, ReleaseWindow, j); + j = pcmcia_release_window(link, link->win); } pcmcia_disable_device(link); @@ -788,8 +773,8 @@ static irqreturn_t fjn_interrupt(int dummy, void *dev_id) outb(tx_stat, ioaddr + TX_STATUS); outb(rx_stat, ioaddr + RX_STATUS); - DEBUG(4, "%s: interrupt, rx_status %02x.\n", dev->name, rx_stat); - DEBUG(4, " tx_status %02x.\n", tx_stat); + pr_debug("%s: interrupt, rx_status %02x.\n", dev->name, rx_stat); + pr_debug(" tx_status %02x.\n", tx_stat); if (rx_stat || (inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) { /* there is packet(s) in rx buffer */ @@ -809,8 +794,8 @@ static irqreturn_t fjn_interrupt(int dummy, void *dev_id) } netif_wake_queue(dev); } - DEBUG(4, "%s: exiting interrupt,\n", dev->name); - DEBUG(4, " tx_status %02x, rx_status %02x.\n", tx_stat, rx_stat); + pr_debug("%s: exiting interrupt,\n", dev->name); + pr_debug(" tx_status %02x, rx_status %02x.\n", tx_stat, rx_stat); outb(D_TX_INTR, ioaddr + TX_INTR); outb(D_RX_INTR, ioaddr + RX_INTR); @@ -882,7 +867,7 @@ static netdev_tx_t fjn_start_xmit(struct sk_buff *skb, return NETDEV_TX_BUSY; } - DEBUG(4, "%s: Transmitting a packet of length %lu.\n", + pr_debug("%s: Transmitting a packet of length %lu.\n", dev->name, (unsigned long)skb->len); dev->stats.tx_bytes += skb->len; @@ -937,7 +922,7 @@ static void fjn_reset(struct net_device *dev) unsigned int ioaddr = dev->base_addr; int i; - DEBUG(4, "fjn_reset(%s) called.\n",dev->name); + pr_debug("fjn_reset(%s) called.\n",dev->name); /* Reset controller */ if( sram_config == 0 ) @@ -1015,13 +1000,13 @@ static void fjn_rx(struct net_device *dev) unsigned int ioaddr = dev->base_addr; int boguscount = 10; /* 5 -> 10: by agy 19940922 */ - DEBUG(4, "%s: in rx_packet(), rx_status %02x.\n", + pr_debug("%s: in rx_packet(), rx_status %02x.\n", dev->name, inb(ioaddr + RX_STATUS)); while ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) { u_short status = inw(ioaddr + DATAPORT); - DEBUG(4, "%s: Rxing packet mode %02x status %04x.\n", + pr_debug("%s: Rxing packet mode %02x status %04x.\n", dev->name, inb(ioaddr + RX_MODE), status); #ifndef final_version if (status == 0) { @@ -1061,16 +1046,14 @@ static void fjn_rx(struct net_device *dev) (pkt_len + 1) >> 1); skb->protocol = eth_type_trans(skb, dev); -#ifdef PCMCIA_DEBUG - if (pc_debug > 5) { + { int i; - printk(KERN_DEBUG "%s: Rxed packet of length %d: ", - dev->name, pkt_len); + pr_debug("%s: Rxed packet of length %d: ", + dev->name, pkt_len); for (i = 0; i < 14; i++) - printk(" %02x", skb->data[i]); - printk(".\n"); + pr_debug(" %02x", skb->data[i]); + pr_debug(".\n"); } -#endif netif_rx(skb); dev->stats.rx_packets++; @@ -1094,7 +1077,7 @@ static void fjn_rx(struct net_device *dev) } if (i > 0) - DEBUG(5, "%s: Exint Rx packet with mode %02x after " + pr_debug("%s: Exint Rx packet with mode %02x after " "%d ticks.\n", dev->name, inb(ioaddr + RX_MODE), i); } */ @@ -1112,24 +1095,8 @@ static void netdev_get_drvinfo(struct net_device *dev, sprintf(info->bus_info, "PCMCIA 0x%lx", dev->base_addr); } -#ifdef PCMCIA_DEBUG -static u32 netdev_get_msglevel(struct net_device *dev) -{ - return pc_debug; -} - -static void netdev_set_msglevel(struct net_device *dev, u32 level) -{ - pc_debug = level; -} -#endif /* PCMCIA_DEBUG */ - static const struct ethtool_ops netdev_ethtool_ops = { .get_drvinfo = netdev_get_drvinfo, -#ifdef PCMCIA_DEBUG - .get_msglevel = netdev_get_msglevel, - .set_msglevel = netdev_set_msglevel, -#endif /* PCMCIA_DEBUG */ }; static int fjn_config(struct net_device *dev, struct ifmap *map){ @@ -1141,7 +1108,7 @@ static int fjn_open(struct net_device *dev) struct local_info_t *lp = netdev_priv(dev); struct pcmcia_device *link = lp->p_dev; - DEBUG(4, "fjn_open('%s').\n", dev->name); + pr_debug("fjn_open('%s').\n", dev->name); if (!pcmcia_dev_present(link)) return -ENODEV; @@ -1167,7 +1134,7 @@ static int fjn_close(struct net_device *dev) struct pcmcia_device *link = lp->p_dev; unsigned int ioaddr = dev->base_addr; - DEBUG(4, "fjn_close('%s').\n", dev->name); + pr_debug("fjn_close('%s').\n", dev->name); lp->open_time = 0; netif_stop_queue(dev); diff --git a/drivers/net/pcmcia/ibmtr_cs.c b/drivers/net/pcmcia/ibmtr_cs.c index 06618af..37f4a6f 100644 --- a/drivers/net/pcmcia/ibmtr_cs.c +++ b/drivers/net/pcmcia/ibmtr_cs.c @@ -69,17 +69,6 @@ #define PCMCIA #include "../tokenring/ibmtr.c" -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = -"ibmtr_cs.c 1.10 1996/01/06 05:19:00 (Steve Kipisz)\n" -" 2.2.7 1999/05/03 12:00:00 (Mike Phillips)\n" -" 2.4.2 2001/30/28 Midnight (Burt Silverman)\n"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -130,6 +119,12 @@ static const struct ethtool_ops netdev_ethtool_ops = { .get_drvinfo = netdev_get_drvinfo, }; +static irqreturn_t ibmtr_interrupt(int irq, void *dev_id) { + ibmtr_dev_t *info = dev_id; + struct net_device *dev = info->dev; + return tok_interrupt(irq, dev); +}; + /*====================================================================== ibmtr_attach() creates an "instance" of the driver, allocating @@ -143,7 +138,7 @@ static int __devinit ibmtr_attach(struct pcmcia_device *link) ibmtr_dev_t *info; struct net_device *dev; - DEBUG(0, "ibmtr_attach()\n"); + dev_dbg(&link->dev, "ibmtr_attach()\n"); /* Create new token-ring device */ info = kzalloc(sizeof(*info), GFP_KERNEL); @@ -161,14 +156,13 @@ static int __devinit ibmtr_attach(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 4; link->io.IOAddrLines = 16; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; - link->irq.Handler = &tok_interrupt; + link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; + link->irq.Handler = ibmtr_interrupt; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; link->conf.Present = PRESENT_OPTION; - link->irq.Instance = info->dev = dev; + info->dev = dev; SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); @@ -190,7 +184,7 @@ static void ibmtr_detach(struct pcmcia_device *link) struct net_device *dev = info->dev; struct tok_info *ti = netdev_priv(dev); - DEBUG(0, "ibmtr_detach(0x%p)\n", link); + dev_dbg(&link->dev, "ibmtr_detach\n"); /* * When the card removal interrupt hits tok_interrupt(), @@ -217,9 +211,6 @@ static void ibmtr_detach(struct pcmcia_device *link) ======================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int __devinit ibmtr_config(struct pcmcia_device *link) { ibmtr_dev_t *info = link->priv; @@ -227,9 +218,9 @@ static int __devinit ibmtr_config(struct pcmcia_device *link) struct tok_info *ti = netdev_priv(dev); win_req_t req; memreq_t mem; - int i, last_ret, last_fn; + int i, ret; - DEBUG(0, "ibmtr_config(0x%p)\n", link); + dev_dbg(&link->dev, "ibmtr_config\n"); link->conf.ConfigIndex = 0x61; @@ -241,11 +232,15 @@ static int __devinit ibmtr_config(struct pcmcia_device *link) if (i != 0) { /* Couldn't get 0xA20-0xA23. Try ALTERNATE at 0xA24-0xA27. */ link->io.BasePort1 = 0xA24; - CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io)); + ret = pcmcia_request_io(link, &link->io); + if (ret) + goto failed; } dev->base_addr = link->io.BasePort1; - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; dev->irq = link->irq.AssignedIRQ; ti->irq = link->irq.AssignedIRQ; ti->global_int_enable=GLOBAL_INT_ENABLE+((dev->irq==9) ? 2 : dev->irq); @@ -256,11 +251,15 @@ static int __devinit ibmtr_config(struct pcmcia_device *link) req.Base = 0; req.Size = 0x2000; req.AccessSpeed = 250; - CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &link->win)); + ret = pcmcia_request_window(link, &req, &link->win); + if (ret) + goto failed; mem.CardOffset = mmiobase; mem.Page = 0; - CS_CHECK(MapMemPage, pcmcia_map_mem_page(link->win, &mem)); + ret = pcmcia_map_mem_page(link, link->win, &mem); + if (ret) + goto failed; ti->mmio = ioremap(req.Base, req.Size); /* Allocate the SRAM memory window */ @@ -269,17 +268,23 @@ static int __devinit ibmtr_config(struct pcmcia_device *link) req.Base = 0; req.Size = sramsize * 1024; req.AccessSpeed = 250; - CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &info->sram_win_handle)); + ret = pcmcia_request_window(link, &req, &info->sram_win_handle); + if (ret) + goto failed; mem.CardOffset = srambase; mem.Page = 0; - CS_CHECK(MapMemPage, pcmcia_map_mem_page(info->sram_win_handle, &mem)); + ret = pcmcia_map_mem_page(link, info->sram_win_handle, &mem); + if (ret) + goto failed; ti->sram_base = mem.CardOffset >> 12; ti->sram_virt = ioremap(req.Base, req.Size); ti->sram_phys = req.Base; - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* Set up the Token-Ring Controller Configuration Register and turn on the card. Check the "Local Area Network Credit Card @@ -287,7 +292,7 @@ static int __devinit ibmtr_config(struct pcmcia_device *link) ibmtr_hw_setup(dev, mmiobase); link->dev_node = &info->node; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); i = ibmtr_probe_card(dev); if (i != 0) { @@ -305,8 +310,6 @@ static int __devinit ibmtr_config(struct pcmcia_device *link) dev->dev_addr); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: ibmtr_release(link); return -ENODEV; @@ -325,12 +328,12 @@ static void ibmtr_release(struct pcmcia_device *link) ibmtr_dev_t *info = link->priv; struct net_device *dev = info->dev; - DEBUG(0, "ibmtr_release(0x%p)\n", link); + dev_dbg(&link->dev, "ibmtr_release\n"); if (link->win) { struct tok_info *ti = netdev_priv(dev); iounmap(ti->mmio); - pcmcia_release_window(info->sram_win_handle); + pcmcia_release_window(link, info->sram_win_handle); } pcmcia_disable_device(link); } diff --git a/drivers/net/pcmcia/nmclan_cs.c b/drivers/net/pcmcia/nmclan_cs.c index b12e695..8a5ae3b 100644 --- a/drivers/net/pcmcia/nmclan_cs.c +++ b/drivers/net/pcmcia/nmclan_cs.c @@ -381,13 +381,6 @@ typedef struct _mace_private { Private Global Variables ---------------------------------------------------------------------------- */ -#ifdef PCMCIA_DEBUG -static char rcsid[] = -"nmclan_cs.c,v 0.16 1995/07/01 06:42:17 rpao Exp rpao"; -static char *version = -DRV_NAME " " DRV_VERSION " (Roger C. Pao)"; -#endif - static const char *if_names[]={ "Auto", "10baseT", "BNC", }; @@ -406,12 +399,6 @@ MODULE_LICENSE("GPL"); /* 0=auto, 1=10baseT, 2 = 10base2, default=auto */ INT_MODULE_PARM(if_port, 0); -#ifdef PCMCIA_DEBUG -INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -#else -#define DEBUG(n, args...) -#endif /* ---------------------------------------------------------------------------- Function Prototypes @@ -462,8 +449,7 @@ static int nmclan_probe(struct pcmcia_device *link) mace_private *lp; struct net_device *dev; - DEBUG(0, "nmclan_attach()\n"); - DEBUG(1, "%s\n", rcsid); + dev_dbg(&link->dev, "nmclan_attach()\n"); /* Create new ethernet device */ dev = alloc_etherdev(sizeof(mace_private)); @@ -477,10 +463,8 @@ static int nmclan_probe(struct pcmcia_device *link) link->io.NumPorts1 = 32; link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; link->io.IOAddrLines = 5; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; link->irq.Handler = mace_interrupt; - link->irq.Instance = dev; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; link->conf.ConfigIndex = 1; @@ -507,7 +491,7 @@ static void nmclan_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; - DEBUG(0, "nmclan_detach(0x%p)\n", link); + dev_dbg(&link->dev, "nmclan_detach\n"); if (link->dev_node) unregister_netdev(dev); @@ -654,37 +638,40 @@ nmclan_config ethernet device available to the system. ---------------------------------------------------------------------------- */ -#define CS_CHECK(fn, ret) \ - do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int nmclan_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; mace_private *lp = netdev_priv(dev); - tuple_t tuple; - u_char buf[64]; - int i, last_ret, last_fn; + u8 *buf; + size_t len; + int i, ret; unsigned int ioaddr; - DEBUG(0, "nmclan_config(0x%p)\n", link); + dev_dbg(&link->dev, "nmclan_config\n"); + + ret = pcmcia_request_io(link, &link->io); + if (ret) + goto failed; + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; - CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io)); - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; ioaddr = dev->base_addr; /* Read the ethernet address from the CIS. */ - tuple.DesiredTuple = 0x80 /* CISTPL_CFTABLE_ENTRY_MISC */; - tuple.TupleData = buf; - tuple.TupleDataMax = 64; - tuple.TupleOffset = 0; - tuple.Attributes = 0; - CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); - CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); - memcpy(dev->dev_addr, tuple.TupleData, ETHER_ADDR_LEN); + len = pcmcia_get_tuple(link, 0x80, &buf); + if (!buf || len < ETHER_ADDR_LEN) { + kfree(buf); + goto failed; + } + memcpy(dev->dev_addr, buf, ETHER_ADDR_LEN); + kfree(buf); /* Verify configuration by reading the MACE ID. */ { @@ -693,7 +680,7 @@ static int nmclan_config(struct pcmcia_device *link) sig[0] = mace_read(lp, ioaddr, MACE_CHIPIDL); sig[1] = mace_read(lp, ioaddr, MACE_CHIPIDH); if ((sig[0] == 0x40) && ((sig[1] & 0x0F) == 0x09)) { - DEBUG(0, "nmclan_cs configured: mace id=%x %x\n", + dev_dbg(&link->dev, "nmclan_cs configured: mace id=%x %x\n", sig[0], sig[1]); } else { printk(KERN_NOTICE "nmclan_cs: mace id not found: %x %x should" @@ -712,7 +699,7 @@ static int nmclan_config(struct pcmcia_device *link) printk(KERN_NOTICE "nmclan_cs: invalid if_port requested\n"); link->dev_node = &lp->node; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); i = register_netdev(dev); if (i != 0) { @@ -729,8 +716,6 @@ static int nmclan_config(struct pcmcia_device *link) dev->dev_addr); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: nmclan_release(link); return -ENODEV; @@ -744,7 +729,7 @@ nmclan_release ---------------------------------------------------------------------------- */ static void nmclan_release(struct pcmcia_device *link) { - DEBUG(0, "nmclan_release(0x%p)\n", link); + dev_dbg(&link->dev, "nmclan_release\n"); pcmcia_disable_device(link); } @@ -795,7 +780,7 @@ static void nmclan_reset(struct net_device *dev) /* Reset Xilinx */ reg.Action = CS_WRITE; reg.Offset = CISREG_COR; - DEBUG(1, "nmclan_reset: OrigCorValue=0x%lX, resetting...\n", + dev_dbg(&link->dev, "nmclan_reset: OrigCorValue=0x%lX, resetting...\n", OrigCorValue); reg.Value = COR_SOFT_RESET; pcmcia_access_configuration_register(link, ®); @@ -872,7 +857,7 @@ static int mace_close(struct net_device *dev) mace_private *lp = netdev_priv(dev); struct pcmcia_device *link = lp->p_dev; - DEBUG(2, "%s: shutting down ethercard.\n", dev->name); + dev_dbg(&link->dev, "%s: shutting down ethercard.\n", dev->name); /* Mask off all interrupts from the MACE chip. */ outb(0xFF, ioaddr + AM2150_MACE_BASE + MACE_IMR); @@ -891,24 +876,8 @@ static void netdev_get_drvinfo(struct net_device *dev, sprintf(info->bus_info, "PCMCIA 0x%lx", dev->base_addr); } -#ifdef PCMCIA_DEBUG -static u32 netdev_get_msglevel(struct net_device *dev) -{ - return pc_debug; -} - -static void netdev_set_msglevel(struct net_device *dev, u32 level) -{ - pc_debug = level; -} -#endif /* PCMCIA_DEBUG */ - static const struct ethtool_ops netdev_ethtool_ops = { .get_drvinfo = netdev_get_drvinfo, -#ifdef PCMCIA_DEBUG - .get_msglevel = netdev_get_msglevel, - .set_msglevel = netdev_set_msglevel, -#endif /* PCMCIA_DEBUG */ }; /* ---------------------------------------------------------------------------- @@ -946,7 +915,7 @@ static netdev_tx_t mace_start_xmit(struct sk_buff *skb, netif_stop_queue(dev); - DEBUG(3, "%s: mace_start_xmit(length = %ld) called.\n", + pr_debug("%s: mace_start_xmit(length = %ld) called.\n", dev->name, (long)skb->len); #if (!TX_INTERRUPTABLE) @@ -1008,7 +977,7 @@ static irqreturn_t mace_interrupt(int irq, void *dev_id) int IntrCnt = MACE_MAX_IR_ITERATIONS; if (dev == NULL) { - DEBUG(2, "mace_interrupt(): irq 0x%X for unknown device.\n", + pr_debug("mace_interrupt(): irq 0x%X for unknown device.\n", irq); return IRQ_NONE; } @@ -1031,7 +1000,7 @@ static irqreturn_t mace_interrupt(int irq, void *dev_id) } if (!netif_device_present(dev)) { - DEBUG(2, "%s: interrupt from dead card\n", dev->name); + pr_debug("%s: interrupt from dead card\n", dev->name); return IRQ_NONE; } @@ -1039,7 +1008,7 @@ static irqreturn_t mace_interrupt(int irq, void *dev_id) /* WARNING: MACE_IR is a READ/CLEAR port! */ status = inb(ioaddr + AM2150_MACE_BASE + MACE_IR); - DEBUG(3, "mace_interrupt: irq 0x%X status 0x%X.\n", irq, status); + pr_debug("mace_interrupt: irq 0x%X status 0x%X.\n", irq, status); if (status & MACE_IR_RCVINT) { mace_rx(dev, MACE_MAX_RX_ITERATIONS); @@ -1158,7 +1127,7 @@ static int mace_rx(struct net_device *dev, unsigned char RxCnt) ) { rx_status = inw(ioaddr + AM2150_RCV); - DEBUG(3, "%s: in mace_rx(), framecnt 0x%X, rx_status" + pr_debug("%s: in mace_rx(), framecnt 0x%X, rx_status" " 0x%X.\n", dev->name, rx_framecnt, rx_status); if (rx_status & MACE_RCVFS_RCVSTS) { /* Error, update stats. */ @@ -1185,7 +1154,7 @@ static int mace_rx(struct net_device *dev, unsigned char RxCnt) lp->mace_stats.rfs_rcvcc += inb(ioaddr + AM2150_RCV); /* rcv collision count */ - DEBUG(3, " receiving packet size 0x%X rx_status" + pr_debug(" receiving packet size 0x%X rx_status" " 0x%X.\n", pkt_len, rx_status); skb = dev_alloc_skb(pkt_len+2); @@ -1204,7 +1173,7 @@ static int mace_rx(struct net_device *dev, unsigned char RxCnt) outb(0xFF, ioaddr + AM2150_RCV_NEXT); /* skip to next frame */ continue; } else { - DEBUG(1, "%s: couldn't allocate a sk_buff of size" + pr_debug("%s: couldn't allocate a sk_buff of size" " %d.\n", dev->name, pkt_len); lp->linux_stats.rx_dropped++; } @@ -1220,28 +1189,28 @@ pr_linux_stats ---------------------------------------------------------------------------- */ static void pr_linux_stats(struct net_device_stats *pstats) { - DEBUG(2, "pr_linux_stats\n"); - DEBUG(2, " rx_packets=%-7ld tx_packets=%ld\n", + pr_debug("pr_linux_stats\n"); + pr_debug(" rx_packets=%-7ld tx_packets=%ld\n", (long)pstats->rx_packets, (long)pstats->tx_packets); - DEBUG(2, " rx_errors=%-7ld tx_errors=%ld\n", + pr_debug(" rx_errors=%-7ld tx_errors=%ld\n", (long)pstats->rx_errors, (long)pstats->tx_errors); - DEBUG(2, " rx_dropped=%-7ld tx_dropped=%ld\n", + pr_debug(" rx_dropped=%-7ld tx_dropped=%ld\n", (long)pstats->rx_dropped, (long)pstats->tx_dropped); - DEBUG(2, " multicast=%-7ld collisions=%ld\n", + pr_debug(" multicast=%-7ld collisions=%ld\n", (long)pstats->multicast, (long)pstats->collisions); - DEBUG(2, " rx_length_errors=%-7ld rx_over_errors=%ld\n", + pr_debug(" rx_length_errors=%-7ld rx_over_errors=%ld\n", (long)pstats->rx_length_errors, (long)pstats->rx_over_errors); - DEBUG(2, " rx_crc_errors=%-7ld rx_frame_errors=%ld\n", + pr_debug(" rx_crc_errors=%-7ld rx_frame_errors=%ld\n", (long)pstats->rx_crc_errors, (long)pstats->rx_frame_errors); - DEBUG(2, " rx_fifo_errors=%-7ld rx_missed_errors=%ld\n", + pr_debug(" rx_fifo_errors=%-7ld rx_missed_errors=%ld\n", (long)pstats->rx_fifo_errors, (long)pstats->rx_missed_errors); - DEBUG(2, " tx_aborted_errors=%-7ld tx_carrier_errors=%ld\n", + pr_debug(" tx_aborted_errors=%-7ld tx_carrier_errors=%ld\n", (long)pstats->tx_aborted_errors, (long)pstats->tx_carrier_errors); - DEBUG(2, " tx_fifo_errors=%-7ld tx_heartbeat_errors=%ld\n", + pr_debug(" tx_fifo_errors=%-7ld tx_heartbeat_errors=%ld\n", (long)pstats->tx_fifo_errors, (long)pstats->tx_heartbeat_errors); - DEBUG(2, " tx_window_errors=%ld\n", + pr_debug(" tx_window_errors=%ld\n", (long)pstats->tx_window_errors); } /* pr_linux_stats */ @@ -1250,48 +1219,48 @@ pr_mace_stats ---------------------------------------------------------------------------- */ static void pr_mace_stats(mace_statistics *pstats) { - DEBUG(2, "pr_mace_stats\n"); + pr_debug("pr_mace_stats\n"); - DEBUG(2, " xmtsv=%-7d uflo=%d\n", + pr_debug(" xmtsv=%-7d uflo=%d\n", pstats->xmtsv, pstats->uflo); - DEBUG(2, " lcol=%-7d more=%d\n", + pr_debug(" lcol=%-7d more=%d\n", pstats->lcol, pstats->more); - DEBUG(2, " one=%-7d defer=%d\n", + pr_debug(" one=%-7d defer=%d\n", pstats->one, pstats->defer); - DEBUG(2, " lcar=%-7d rtry=%d\n", + pr_debug(" lcar=%-7d rtry=%d\n", pstats->lcar, pstats->rtry); /* MACE_XMTRC */ - DEBUG(2, " exdef=%-7d xmtrc=%d\n", + pr_debug(" exdef=%-7d xmtrc=%d\n", pstats->exdef, pstats->xmtrc); /* RFS1--Receive Status (RCVSTS) */ - DEBUG(2, " oflo=%-7d clsn=%d\n", + pr_debug(" oflo=%-7d clsn=%d\n", pstats->oflo, pstats->clsn); - DEBUG(2, " fram=%-7d fcs=%d\n", + pr_debug(" fram=%-7d fcs=%d\n", pstats->fram, pstats->fcs); /* RFS2--Runt Packet Count (RNTPC) */ /* RFS3--Receive Collision Count (RCVCC) */ - DEBUG(2, " rfs_rntpc=%-7d rfs_rcvcc=%d\n", + pr_debug(" rfs_rntpc=%-7d rfs_rcvcc=%d\n", pstats->rfs_rntpc, pstats->rfs_rcvcc); /* MACE_IR */ - DEBUG(2, " jab=%-7d babl=%d\n", + pr_debug(" jab=%-7d babl=%d\n", pstats->jab, pstats->babl); - DEBUG(2, " cerr=%-7d rcvcco=%d\n", + pr_debug(" cerr=%-7d rcvcco=%d\n", pstats->cerr, pstats->rcvcco); - DEBUG(2, " rntpco=%-7d mpco=%d\n", + pr_debug(" rntpco=%-7d mpco=%d\n", pstats->rntpco, pstats->mpco); /* MACE_MPC */ - DEBUG(2, " mpc=%d\n", pstats->mpc); + pr_debug(" mpc=%d\n", pstats->mpc); /* MACE_RNTPC */ - DEBUG(2, " rntpc=%d\n", pstats->rntpc); + pr_debug(" rntpc=%d\n", pstats->rntpc); /* MACE_RCVCC */ - DEBUG(2, " rcvcc=%d\n", pstats->rcvcc); + pr_debug(" rcvcc=%d\n", pstats->rcvcc); } /* pr_mace_stats */ @@ -1360,7 +1329,7 @@ static struct net_device_stats *mace_get_stats(struct net_device *dev) update_stats(dev->base_addr, dev); - DEBUG(1, "%s: updating the statistics.\n", dev->name); + pr_debug("%s: updating the statistics.\n", dev->name); pr_linux_stats(&lp->linux_stats); pr_mace_stats(&lp->mace_stats); @@ -1427,7 +1396,7 @@ static void BuildLAF(int *ladrf, int *adr) ladrf[byte] |= (1 << (hashcode & 7)); #ifdef PCMCIA_DEBUG - if (pc_debug > 2) + if (0) printk(KERN_DEBUG " adr =%pM\n", adr); printk(KERN_DEBUG " hashcode = %d(decimal), ladrf[0:63] =", hashcode); for (i = 0; i < 8; i++) @@ -1454,12 +1423,12 @@ static void restore_multicast_list(struct net_device *dev) unsigned int ioaddr = dev->base_addr; int i; - DEBUG(2, "%s: restoring Rx mode to %d addresses.\n", + pr_debug("%s: restoring Rx mode to %d addresses.\n", dev->name, num_addrs); if (num_addrs > 0) { - DEBUG(1, "Attempt to restore multicast list detected.\n"); + pr_debug("Attempt to restore multicast list detected.\n"); mace_write(lp, ioaddr, MACE_IAC, MACE_IAC_ADDRCHG | MACE_IAC_LOGADDR); /* Poll ADDRCHG bit */ @@ -1511,11 +1480,11 @@ static void set_multicast_list(struct net_device *dev) struct dev_mc_list *dmi = dev->mc_list; #ifdef PCMCIA_DEBUG - if (pc_debug > 1) { + { static int old; if (dev->mc_count != old) { old = dev->mc_count; - DEBUG(0, "%s: setting Rx mode to %d addresses.\n", + pr_debug("%s: setting Rx mode to %d addresses.\n", dev->name, old); } } @@ -1546,7 +1515,7 @@ static void restore_multicast_list(struct net_device *dev) unsigned int ioaddr = dev->base_addr; mace_private *lp = netdev_priv(dev); - DEBUG(2, "%s: restoring Rx mode to %d addresses.\n", dev->name, + pr_debug("%s: restoring Rx mode to %d addresses.\n", dev->name, lp->multicast_num_addrs); if (dev->flags & IFF_PROMISC) { @@ -1567,11 +1536,11 @@ static void set_multicast_list(struct net_device *dev) mace_private *lp = netdev_priv(dev); #ifdef PCMCIA_DEBUG - if (pc_debug > 1) { + { static int old; if (dev->mc_count != old) { old = dev->mc_count; - DEBUG(0, "%s: setting Rx mode to %d addresses.\n", + pr_debug("%s: setting Rx mode to %d addresses.\n", dev->name, old); } } diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index 347eaee..2d26b6c 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -71,15 +71,6 @@ static const char *if_names[] = { "auto", "10baseT", "10base2"}; -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = -"pcnet_cs.c 1.153 2003/11/09 18:53:09 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -265,7 +256,7 @@ static int pcnet_probe(struct pcmcia_device *link) pcnet_dev_t *info; struct net_device *dev; - DEBUG(0, "pcnet_attach()\n"); + dev_dbg(&link->dev, "pcnet_attach()\n"); /* Create new ethernet device */ dev = __alloc_ei_netdev(sizeof(pcnet_dev_t)); @@ -275,7 +266,6 @@ static int pcnet_probe(struct pcmcia_device *link) link->priv = dev; link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -297,7 +287,7 @@ static void pcnet_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; - DEBUG(0, "pcnet_detach(0x%p)\n", link); + dev_dbg(&link->dev, "pcnet_detach\n"); if (link->dev_node) unregister_netdev(dev); @@ -326,17 +316,15 @@ static hw_info_t *get_hwinfo(struct pcmcia_device *link) req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; req.Base = 0; req.Size = 0; req.AccessSpeed = 0; - i = pcmcia_request_window(&link, &req, &link->win); - if (i != 0) { - cs_error(link, RequestWindow, i); + i = pcmcia_request_window(link, &req, &link->win); + if (i != 0) return NULL; - } virt = ioremap(req.Base, req.Size); mem.Page = 0; for (i = 0; i < NR_INFO; i++) { mem.CardOffset = hw_info[i].offset & ~(req.Size-1); - pcmcia_map_mem_page(link->win, &mem); + pcmcia_map_mem_page(link, link->win, &mem); base = &virt[hw_info[i].offset & (req.Size-1)]; if ((readb(base+0) == hw_info[i].a0) && (readb(base+2) == hw_info[i].a1) && @@ -348,9 +336,7 @@ static hw_info_t *get_hwinfo(struct pcmcia_device *link) } iounmap(virt); - j = pcmcia_release_window(link->win); - if (j != 0) - cs_error(link, ReleaseWindow, j); + j = pcmcia_release_window(link, link->win); return (i < NR_INFO) ? hw_info+i : NULL; } /* get_hwinfo */ @@ -495,9 +481,6 @@ static hw_info_t *get_hwired(struct pcmcia_device *link) ======================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int try_io_port(struct pcmcia_device *link) { int j, ret; @@ -567,19 +550,19 @@ static int pcnet_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; pcnet_dev_t *info = PRIV(dev); - int last_ret, last_fn, start_pg, stop_pg, cm_offset; + int ret, start_pg, stop_pg, cm_offset; int has_shmem = 0; hw_info_t *local_hw_info; - DEBUG(0, "pcnet_config(0x%p)\n", link); + dev_dbg(&link->dev, "pcnet_config\n"); - last_ret = pcmcia_loop_config(link, pcnet_confcheck, &has_shmem); - if (last_ret) { - cs_error(link, RequestIO, last_ret); + ret = pcmcia_loop_config(link, pcnet_confcheck, &has_shmem); + if (ret) goto failed; - } - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; if (link->io.NumPorts2 == 8) { link->conf.Attributes |= CONF_ENABLE_SPKR; @@ -589,7 +572,9 @@ static int pcnet_config(struct pcmcia_device *link) (link->card_id == PRODID_IBM_HOME_AND_AWAY)) link->conf.ConfigIndex |= 0x10; - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; if (info->flags & HAS_MISC_REG) { @@ -660,7 +645,7 @@ static int pcnet_config(struct pcmcia_device *link) mii_phy_probe(dev); link->dev_node = &info->node; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); if (register_netdev(dev) != 0) { printk(KERN_NOTICE "pcnet_cs: register_netdev() failed\n"); @@ -687,8 +672,6 @@ static int pcnet_config(struct pcmcia_device *link) printk(" hw_addr %pM\n", dev->dev_addr); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: pcnet_release(link); return -ENODEV; @@ -706,7 +689,7 @@ static void pcnet_release(struct pcmcia_device *link) { pcnet_dev_t *info = PRIV(link->priv); - DEBUG(0, "pcnet_release(0x%p)\n", link); + dev_dbg(&link->dev, "pcnet_release\n"); if (info->flags & USE_SHMEM) iounmap(info->base); @@ -960,7 +943,7 @@ static void mii_phy_probe(struct net_device *dev) phyid = tmp << 16; phyid |= mdio_read(mii_addr, i, MII_PHYID_REG2); phyid &= MII_PHYID_REV_MASK; - DEBUG(0, "%s: MII at %d is 0x%08x\n", dev->name, i, phyid); + pr_debug("%s: MII at %d is 0x%08x\n", dev->name, i, phyid); if (phyid == AM79C9XX_HOME_PHY) { info->pna_phy = i; } else if (phyid != AM79C9XX_ETH_PHY) { @@ -976,7 +959,7 @@ static int pcnet_open(struct net_device *dev) struct pcmcia_device *link = info->p_dev; unsigned int nic_base = dev->base_addr; - DEBUG(2, "pcnet_open('%s')\n", dev->name); + dev_dbg(&link->dev, "pcnet_open('%s')\n", dev->name); if (!pcmcia_dev_present(link)) return -ENODEV; @@ -1008,7 +991,7 @@ static int pcnet_close(struct net_device *dev) pcnet_dev_t *info = PRIV(dev); struct pcmcia_device *link = info->p_dev; - DEBUG(2, "pcnet_close('%s')\n", dev->name); + dev_dbg(&link->dev, "pcnet_close('%s')\n", dev->name); ei_close(dev); free_irq(dev->irq, dev); @@ -1251,10 +1234,8 @@ static void dma_block_input(struct net_device *dev, int count, int xfer_count = count; char *buf = skb->data; -#ifdef PCMCIA_DEBUG if ((ei_debug > 4) && (count != 4)) - printk(KERN_DEBUG "%s: [bi=%d]\n", dev->name, count+4); -#endif + pr_debug("%s: [bi=%d]\n", dev->name, count+4); if (ei_status.dmaing) { printk(KERN_NOTICE "%s: DMAing conflict in dma_block_input." "[DMAstat:%1x][irqlock:%1x]\n", @@ -1495,7 +1476,7 @@ static int setup_shmem_window(struct pcmcia_device *link, int start_pg, pcnet_dev_t *info = PRIV(dev); win_req_t req; memreq_t mem; - int i, window_size, offset, last_ret, last_fn; + int i, window_size, offset, ret; window_size = (stop_pg - start_pg) << 8; if (window_size > 32 * 1024) @@ -1509,13 +1490,17 @@ static int setup_shmem_window(struct pcmcia_device *link, int start_pg, req.Attributes |= WIN_USE_WAIT; req.Base = 0; req.Size = window_size; req.AccessSpeed = mem_speed; - CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &link->win)); + ret = pcmcia_request_window(link, &req, &link->win); + if (ret) + goto failed; mem.CardOffset = (start_pg << 8) + cm_offset; offset = mem.CardOffset % window_size; mem.CardOffset -= offset; mem.Page = 0; - CS_CHECK(MapMemPage, pcmcia_map_mem_page(link->win, &mem)); + ret = pcmcia_map_mem_page(link, link->win, &mem); + if (ret) + goto failed; /* Try scribbling on the buffer */ info->base = ioremap(req.Base, window_size); @@ -1527,8 +1512,8 @@ static int setup_shmem_window(struct pcmcia_device *link, int start_pg, pcnet_reset_8390(dev); if (i != (TX_PAGES<<8)) { iounmap(info->base); - pcmcia_release_window(link->win); - info->base = NULL; link->win = NULL; + pcmcia_release_window(link, link->win); + info->base = NULL; link->win = 0; goto failed; } @@ -1549,8 +1534,6 @@ static int setup_shmem_window(struct pcmcia_device *link, int start_pg, info->flags |= USE_SHMEM; return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: return 1; } @@ -1795,7 +1778,6 @@ static int __init init_pcnet_cs(void) static void __exit exit_pcnet_cs(void) { - DEBUG(0, "pcnet_cs: unloading\n"); pcmcia_unregister_driver(&pcnet_driver); } diff --git a/drivers/net/pcmcia/smc91c92_cs.c b/drivers/net/pcmcia/smc91c92_cs.c index 117b083..cc4853bc 100644 --- a/drivers/net/pcmcia/smc91c92_cs.c +++ b/drivers/net/pcmcia/smc91c92_cs.c @@ -79,14 +79,6 @@ MODULE_FIRMWARE(FIRMWARE_NAME); */ INT_MODULE_PARM(if_port, 0); -#ifdef PCMCIA_DEBUG -INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG); -static const char *version = -"smc91c92_cs.c 1.123 2006/11/09 Donald Becker, becker@scyld.com.\n"; -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -#else -#define DEBUG(n, args...) -#endif #define DRV_NAME "smc91c92_cs" #define DRV_VERSION "1.123" @@ -126,12 +118,6 @@ struct smc_private { int rx_ovrn; }; -struct smc_cfg_mem { - tuple_t tuple; - cisparse_t parse; - u_char buf[255]; -}; - /* Special definitions for Megahertz multifunction cards */ #define MEGAHERTZ_ISR 0x0380 @@ -329,7 +315,7 @@ static int smc91c92_probe(struct pcmcia_device *link) struct smc_private *smc; struct net_device *dev; - DEBUG(0, "smc91c92_attach()\n"); + dev_dbg(&link->dev, "smc91c92_attach()\n"); /* Create new ethernet device */ dev = alloc_etherdev(sizeof(struct smc_private)); @@ -343,10 +329,8 @@ static int smc91c92_probe(struct pcmcia_device *link) link->io.NumPorts1 = 16; link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; link->io.IOAddrLines = 4; - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = &smc_interrupt; - link->irq.Instance = dev; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -377,7 +361,7 @@ static void smc91c92_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; - DEBUG(0, "smc91c92_detach(0x%p)\n", link); + dev_dbg(&link->dev, "smc91c92_detach\n"); if (link->dev_node) unregister_netdev(dev); @@ -408,34 +392,7 @@ static int cvt_ascii_address(struct net_device *dev, char *s) return 0; } -/*====================================================================*/ - -static int first_tuple(struct pcmcia_device *handle, tuple_t *tuple, - cisparse_t *parse) -{ - int i; - - i = pcmcia_get_first_tuple(handle, tuple); - if (i != 0) - return i; - i = pcmcia_get_tuple_data(handle, tuple); - if (i != 0) - return i; - return pcmcia_parse_tuple(tuple, parse); -} - -static int next_tuple(struct pcmcia_device *handle, tuple_t *tuple, - cisparse_t *parse) -{ - int i; - - if ((i = pcmcia_get_next_tuple(handle, tuple)) != 0 || - (i = pcmcia_get_tuple_data(handle, tuple)) != 0) - return i; - return pcmcia_parse_tuple(tuple, parse); -} - -/*====================================================================== +/*==================================================================== Configuration stuff for Megahertz cards @@ -490,19 +447,14 @@ static int mhz_mfc_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; struct smc_private *smc = netdev_priv(dev); - struct smc_cfg_mem *cfg_mem; win_req_t req; memreq_t mem; int i; - cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); - if (!cfg_mem) - return -ENOMEM; - link->conf.Attributes |= CONF_ENABLE_SPKR; link->conf.Status = CCSR_AUDIO_ENA; link->irq.Attributes = - IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED|IRQ_HANDLE_PRESENT; + IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; link->io.IOAddrLines = 16; link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts2 = 8; @@ -510,91 +462,80 @@ static int mhz_mfc_config(struct pcmcia_device *link) /* The Megahertz combo cards have modem-like CIS entries, so we have to explicitly try a bunch of port combinations. */ if (pcmcia_loop_config(link, mhz_mfc_config_check, NULL)) - goto free_cfg_mem; + return -ENODEV; + dev->base_addr = link->io.BasePort1; /* Allocate a memory window, for accessing the ISR */ req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; req.Base = req.Size = 0; req.AccessSpeed = 0; - i = pcmcia_request_window(&link, &req, &link->win); + i = pcmcia_request_window(link, &req, &link->win); if (i != 0) - goto free_cfg_mem; + return -ENODEV; + smc->base = ioremap(req.Base, req.Size); mem.CardOffset = mem.Page = 0; if (smc->manfid == MANFID_MOTOROLA) mem.CardOffset = link->conf.ConfigBase; - i = pcmcia_map_mem_page(link->win, &mem); + i = pcmcia_map_mem_page(link, link->win, &mem); if ((i == 0) && (smc->manfid == MANFID_MEGAHERTZ) && (smc->cardid == PRODID_MEGAHERTZ_EM3288)) mhz_3288_power(link); -free_cfg_mem: - kfree(cfg_mem); - return -ENODEV; + return 0; } -static int mhz_setup(struct pcmcia_device *link) +static int pcmcia_get_versmac(struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv) { - struct net_device *dev = link->priv; - struct smc_cfg_mem *cfg_mem; - tuple_t *tuple; - cisparse_t *parse; - u_char *buf, *station_addr; - int rc; + struct net_device *dev = priv; + cisparse_t parse; - cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); - if (!cfg_mem) - return -1; + if (pcmcia_parse_tuple(tuple, &parse)) + return -EINVAL; - tuple = &cfg_mem->tuple; - parse = &cfg_mem->parse; - buf = cfg_mem->buf; + if ((parse.version_1.ns > 3) && + (cvt_ascii_address(dev, + (parse.version_1.str + parse.version_1.ofs[3])))) + return 0; - tuple->Attributes = tuple->TupleOffset = 0; - tuple->TupleData = (cisdata_t *)buf; - tuple->TupleDataMax = 255; + return -EINVAL; +}; + +static int mhz_setup(struct pcmcia_device *link) +{ + struct net_device *dev = link->priv; + size_t len; + u8 *buf; + int rc; /* Read the station address from the CIS. It is stored as the last (fourth) string in the Version 1 Version/ID tuple. */ - tuple->DesiredTuple = CISTPL_VERS_1; - if (first_tuple(link, tuple, parse) != 0) { - rc = -1; - goto free_cfg_mem; - } + if ((link->prod_id[3]) && + (cvt_ascii_address(dev, link->prod_id[3]) == 0)) + return 0; + + /* Workarounds for broken cards start here. */ /* Ugh -- the EM1144 card has two VERS_1 tuples!?! */ - if (next_tuple(link, tuple, parse) != 0) - first_tuple(link, tuple, parse); - if (parse->version_1.ns > 3) { - station_addr = parse->version_1.str + parse->version_1.ofs[3]; - if (cvt_ascii_address(dev, station_addr) == 0) { - rc = 0; - goto free_cfg_mem; - } - } + if (!pcmcia_loop_tuple(link, CISTPL_VERS_1, pcmcia_get_versmac, dev)) + return 0; /* Another possibility: for the EM3288, in a special tuple */ - tuple->DesiredTuple = 0x81; - if (pcmcia_get_first_tuple(link, tuple) != 0) { - rc = -1; - goto free_cfg_mem; - } - if (pcmcia_get_tuple_data(link, tuple) != 0) { - rc = -1; - goto free_cfg_mem; - } - buf[12] = '\0'; - if (cvt_ascii_address(dev, buf) == 0) { - rc = 0; - goto free_cfg_mem; - } rc = -1; -free_cfg_mem: - kfree(cfg_mem); - return rc; -} + len = pcmcia_get_tuple(link, 0x81, &buf); + if (buf && len >= 13) { + buf[12] = '\0'; + if (cvt_ascii_address(dev, buf)) + rc = 0; + } + kfree(buf); + + return rc; +}; /*====================================================================== @@ -684,58 +625,21 @@ static int smc_config(struct pcmcia_device *link) return i; } + static int smc_setup(struct pcmcia_device *link) { struct net_device *dev = link->priv; - struct smc_cfg_mem *cfg_mem; - tuple_t *tuple; - cisparse_t *parse; - cistpl_lan_node_id_t *node_id; - u_char *buf, *station_addr; - int i, rc; - - cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); - if (!cfg_mem) - return -ENOMEM; - - tuple = &cfg_mem->tuple; - parse = &cfg_mem->parse; - buf = cfg_mem->buf; - - tuple->Attributes = tuple->TupleOffset = 0; - tuple->TupleData = (cisdata_t *)buf; - tuple->TupleDataMax = 255; /* Check for a LAN function extension tuple */ - tuple->DesiredTuple = CISTPL_FUNCE; - i = first_tuple(link, tuple, parse); - while (i == 0) { - if (parse->funce.type == CISTPL_FUNCE_LAN_NODE_ID) - break; - i = next_tuple(link, tuple, parse); - } - if (i == 0) { - node_id = (cistpl_lan_node_id_t *)parse->funce.data; - if (node_id->nb == 6) { - for (i = 0; i < 6; i++) - dev->dev_addr[i] = node_id->id[i]; - rc = 0; - goto free_cfg_mem; - } - } + if (!pcmcia_get_mac_from_cis(link, dev)) + return 0; + /* Try the third string in the Version 1 Version/ID tuple. */ if (link->prod_id[2]) { - station_addr = link->prod_id[2]; - if (cvt_ascii_address(dev, station_addr) == 0) { - rc = 0; - goto free_cfg_mem; - } + if (cvt_ascii_address(dev, link->prod_id[2]) == 0) + return 0; } - - rc = -1; -free_cfg_mem: - kfree(cfg_mem); - return rc; + return -1; } /*====================================================================*/ @@ -749,7 +653,7 @@ static int osi_config(struct pcmcia_device *link) link->conf.Attributes |= CONF_ENABLE_SPKR; link->conf.Status = CCSR_AUDIO_ENA; link->irq.Attributes = - IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED|IRQ_HANDLE_PRESENT; + IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; link->io.NumPorts1 = 64; link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts2 = 8; @@ -794,41 +698,31 @@ static int osi_load_firmware(struct pcmcia_device *link) return err; } -static int osi_setup(struct pcmcia_device *link, u_short manfid, u_short cardid) +static int pcmcia_osi_mac(struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv) { - struct net_device *dev = link->priv; - struct smc_cfg_mem *cfg_mem; - tuple_t *tuple; - u_char *buf; - int i, rc; + struct net_device *dev = priv; + int i; - cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); - if (!cfg_mem) - return -1; + if (tuple->TupleDataLen < 8) + return -EINVAL; + if (tuple->TupleData[0] != 0x04) + return -EINVAL; + for (i = 0; i < 6; i++) + dev->dev_addr[i] = tuple->TupleData[i+2]; + return 0; +}; - tuple = &cfg_mem->tuple; - buf = cfg_mem->buf; - tuple->Attributes = TUPLE_RETURN_COMMON; - tuple->TupleData = (cisdata_t *)buf; - tuple->TupleDataMax = 255; - tuple->TupleOffset = 0; +static int osi_setup(struct pcmcia_device *link, u_short manfid, u_short cardid) +{ + struct net_device *dev = link->priv; + int rc; /* Read the station address from tuple 0x90, subtuple 0x04 */ - tuple->DesiredTuple = 0x90; - i = pcmcia_get_first_tuple(link, tuple); - while (i == 0) { - i = pcmcia_get_tuple_data(link, tuple); - if ((i != 0) || (buf[0] == 0x04)) - break; - i = pcmcia_get_next_tuple(link, tuple); - } - if (i != 0) { - rc = -1; - goto free_cfg_mem; - } - for (i = 0; i < 6; i++) - dev->dev_addr[i] = buf[i+2]; + if (pcmcia_loop_tuple(link, 0x90, pcmcia_osi_mac, dev)) + return -1; if (((manfid == MANFID_OSITECH) && (cardid == PRODID_OSITECH_SEVEN)) || @@ -836,20 +730,17 @@ static int osi_setup(struct pcmcia_device *link, u_short manfid, u_short cardid) (cardid == PRODID_PSION_NET100))) { rc = osi_load_firmware(link); if (rc) - goto free_cfg_mem; + return rc; } else if (manfid == MANFID_OSITECH) { /* Make sure both functions are powered up */ set_bits(0x300, link->io.BasePort1 + OSITECH_AUI_PWR); /* Now, turn on the interrupt for both card functions */ set_bits(0x300, link->io.BasePort1 + OSITECH_RESET_ISR); - DEBUG(2, "AUI/PWR: %4.4x RESET/ISR: %4.4x\n", + dev_dbg(&link->dev, "AUI/PWR: %4.4x RESET/ISR: %4.4x\n", inw(link->io.BasePort1 + OSITECH_AUI_PWR), inw(link->io.BasePort1 + OSITECH_RESET_ISR)); } - rc = 0; -free_cfg_mem: - kfree(cfg_mem); - return rc; + return 0; } static int smc91c92_suspend(struct pcmcia_device *link) @@ -959,12 +850,6 @@ static int check_sig(struct pcmcia_device *link) ======================================================================*/ -#define CS_EXIT_TEST(ret, svc, label) \ -if (ret != 0) { \ - cs_error(link, svc, ret); \ - goto label; \ -} - static int smc91c92_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; @@ -974,7 +859,7 @@ static int smc91c92_config(struct pcmcia_device *link) unsigned int ioaddr; u_long mir; - DEBUG(0, "smc91c92_config(0x%p)\n", link); + dev_dbg(&link->dev, "smc91c92_config\n"); smc->manfid = link->manf_id; smc->cardid = link->card_id; @@ -990,12 +875,15 @@ static int smc91c92_config(struct pcmcia_device *link) } else { i = smc_config(link); } - CS_EXIT_TEST(i, RequestIO, config_failed); + if (i) + goto config_failed; i = pcmcia_request_irq(link, &link->irq); - CS_EXIT_TEST(i, RequestIRQ, config_failed); + if (i) + goto config_failed; i = pcmcia_request_configuration(link, &link->conf); - CS_EXIT_TEST(i, RequestConfiguration, config_failed); + if (i) + goto config_failed; if (smc->manfid == MANFID_MOTOROLA) mot_config(link); @@ -1074,7 +962,7 @@ static int smc91c92_config(struct pcmcia_device *link) } link->dev_node = &smc->node; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); if (register_netdev(dev) != 0) { printk(KERN_ERR "smc91c92_cs: register_netdev() failed\n"); @@ -1100,7 +988,7 @@ static int smc91c92_config(struct pcmcia_device *link) if (smc->cfg & CFG_MII_SELECT) { if (smc->mii_if.phy_id != -1) { - DEBUG(0, " MII transceiver at index %d, status %x.\n", + dev_dbg(&link->dev, " MII transceiver at index %d, status %x.\n", smc->mii_if.phy_id, j); } else { printk(KERN_NOTICE " No MII transceivers found!\n"); @@ -1110,7 +998,7 @@ static int smc91c92_config(struct pcmcia_device *link) config_undo: unregister_netdev(dev); -config_failed: /* CS_EXIT_TEST() calls jump to here... */ +config_failed: smc91c92_release(link); return -ENODEV; } /* smc91c92_config */ @@ -1125,7 +1013,7 @@ config_failed: /* CS_EXIT_TEST() calls jump to here... */ static void smc91c92_release(struct pcmcia_device *link) { - DEBUG(0, "smc91c92_release(0x%p)\n", link); + dev_dbg(&link->dev, "smc91c92_release\n"); if (link->win) { struct net_device *dev = link->priv; struct smc_private *smc = netdev_priv(dev); @@ -1222,10 +1110,10 @@ static int smc_open(struct net_device *dev) struct smc_private *smc = netdev_priv(dev); struct pcmcia_device *link = smc->p_dev; -#ifdef PCMCIA_DEBUG - DEBUG(0, "%s: smc_open(%p), ID/Window %4.4x.\n", + dev_dbg(&link->dev, "%s: smc_open(%p), ID/Window %4.4x.\n", dev->name, dev, inw(dev->base_addr + BANK_SELECT)); - if (pc_debug > 1) smc_dump(dev); +#ifdef PCMCIA_DEBUG + smc_dump(dev); #endif /* Check that the PCMCIA card is still here. */ @@ -1260,7 +1148,7 @@ static int smc_close(struct net_device *dev) struct pcmcia_device *link = smc->p_dev; unsigned int ioaddr = dev->base_addr; - DEBUG(0, "%s: smc_close(), status %4.4x.\n", + dev_dbg(&link->dev, "%s: smc_close(), status %4.4x.\n", dev->name, inw(ioaddr + BANK_SELECT)); netif_stop_queue(dev); @@ -1327,7 +1215,7 @@ static void smc_hardware_send_packet(struct net_device * dev) u_char *buf = skb->data; u_int length = skb->len; /* The chip will pad to ethernet min. */ - DEBUG(2, "%s: Trying to xmit packet of length %d.\n", + pr_debug("%s: Trying to xmit packet of length %d.\n", dev->name, length); /* send the packet length: +6 for status word, length, and ctl */ @@ -1382,7 +1270,7 @@ static netdev_tx_t smc_start_xmit(struct sk_buff *skb, netif_stop_queue(dev); - DEBUG(2, "%s: smc_start_xmit(length = %d) called," + pr_debug("%s: smc_start_xmit(length = %d) called," " status %4.4x.\n", dev->name, skb->len, inw(ioaddr + 2)); if (smc->saved_skb) { @@ -1429,7 +1317,7 @@ static netdev_tx_t smc_start_xmit(struct sk_buff *skb, } /* Otherwise defer until the Tx-space-allocated interrupt. */ - DEBUG(2, "%s: memory allocation deferred.\n", dev->name); + pr_debug("%s: memory allocation deferred.\n", dev->name); outw((IM_ALLOC_INT << 8) | (ir & 0xff00), ioaddr + INTERRUPT); spin_unlock_irqrestore(&smc->lock, flags); @@ -1494,7 +1382,7 @@ static void smc_eph_irq(struct net_device *dev) SMC_SELECT_BANK(0); ephs = inw(ioaddr + EPH); - DEBUG(2, "%s: Ethernet protocol handler interrupt, status" + pr_debug("%s: Ethernet protocol handler interrupt, status" " %4.4x.\n", dev->name, ephs); /* Could be a counter roll-over warning: update stats. */ card_stats = inw(ioaddr + COUNTER); @@ -1534,7 +1422,7 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id) ioaddr = dev->base_addr; - DEBUG(3, "%s: SMC91c92 interrupt %d at %#x.\n", dev->name, + pr_debug("%s: SMC91c92 interrupt %d at %#x.\n", dev->name, irq, ioaddr); spin_lock(&smc->lock); @@ -1543,7 +1431,7 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id) if ((saved_bank & 0xff00) != 0x3300) { /* The device does not exist -- the card could be off-line, or maybe it has been ejected. */ - DEBUG(1, "%s: SMC91c92 interrupt %d for non-existent" + pr_debug("%s: SMC91c92 interrupt %d for non-existent" "/ejected device.\n", dev->name, irq); handled = 0; goto irq_done; @@ -1557,7 +1445,7 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id) do { /* read the status flag, and mask it */ status = inw(ioaddr + INTERRUPT) & 0xff; - DEBUG(3, "%s: Status is %#2.2x (mask %#2.2x).\n", dev->name, + pr_debug("%s: Status is %#2.2x (mask %#2.2x).\n", dev->name, status, mask); if ((status & mask) == 0) { if (bogus_cnt == INTR_WORK) @@ -1602,7 +1490,7 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id) smc_eph_irq(dev); } while (--bogus_cnt); - DEBUG(3, " Restoring saved registers mask %2.2x bank %4.4x" + pr_debug(" Restoring saved registers mask %2.2x bank %4.4x" " pointer %4.4x.\n", mask, saved_bank, saved_pointer); /* restore state register */ @@ -1610,7 +1498,7 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id) outw(saved_pointer, ioaddr + POINTER); SMC_SELECT_BANK(saved_bank); - DEBUG(3, "%s: Exiting interrupt IRQ%d.\n", dev->name, irq); + pr_debug("%s: Exiting interrupt IRQ%d.\n", dev->name, irq); irq_done: @@ -1661,7 +1549,7 @@ static void smc_rx(struct net_device *dev) rx_status = inw(ioaddr + DATA_1); packet_length = inw(ioaddr + DATA_1) & 0x07ff; - DEBUG(2, "%s: Receive status %4.4x length %d.\n", + pr_debug("%s: Receive status %4.4x length %d.\n", dev->name, rx_status, packet_length); if (!(rx_status & RS_ERRORS)) { @@ -1672,7 +1560,7 @@ static void smc_rx(struct net_device *dev) skb = dev_alloc_skb(packet_length+2); if (skb == NULL) { - DEBUG(1, "%s: Low memory, packet dropped.\n", dev->name); + pr_debug("%s: Low memory, packet dropped.\n", dev->name); dev->stats.rx_dropped++; outw(MC_RELEASE, ioaddr + MMU_CMD); return; @@ -1832,7 +1720,7 @@ static void smc_reset(struct net_device *dev) struct smc_private *smc = netdev_priv(dev); int i; - DEBUG(0, "%s: smc91c92 reset called.\n", dev->name); + pr_debug("%s: smc91c92 reset called.\n", dev->name); /* The first interaction must be a write to bring the chip out of sleep mode. */ @@ -2149,18 +2037,6 @@ static u32 smc_get_link(struct net_device *dev) return ret; } -#ifdef PCMCIA_DEBUG -static u32 smc_get_msglevel(struct net_device *dev) -{ - return pc_debug; -} - -static void smc_set_msglevel(struct net_device *dev, u32 val) -{ - pc_debug = val; -} -#endif - static int smc_nway_reset(struct net_device *dev) { struct smc_private *smc = netdev_priv(dev); @@ -2184,10 +2060,6 @@ static const struct ethtool_ops ethtool_ops = { .get_settings = smc_get_settings, .set_settings = smc_set_settings, .get_link = smc_get_link, -#ifdef PCMCIA_DEBUG - .get_msglevel = smc_get_msglevel, - .set_msglevel = smc_set_msglevel, -#endif .nway_reset = smc_nway_reset, }; diff --git a/drivers/net/pcmcia/xirc2ps_cs.c b/drivers/net/pcmcia/xirc2ps_cs.c index 187da21..a2eda28 100644 --- a/drivers/net/pcmcia/xirc2ps_cs.c +++ b/drivers/net/pcmcia/xirc2ps_cs.c @@ -211,20 +211,6 @@ enum xirc_cmd { /* Commands */ static const char *if_names[] = { "Auto", "10BaseT", "10Base2", "AUI", "100BaseT" }; -/**************** - * All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - * you do not define PCMCIA_DEBUG at all, all the debug code will be - * left out. If you compile with PCMCIA_DEBUG=0, the debug code will - * be present but disabled -- but it can then be enabled for specific - * modules at load time with a 'pc_debug=#' option to insmod. - */ -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KDBG_XIRC args) -#else -#define DEBUG(n, args...) -#endif #define KDBG_XIRC KERN_DEBUG "xirc2ps_cs: " #define KERR_XIRC KERN_ERR "xirc2ps_cs: " @@ -359,7 +345,7 @@ static void xirc_tx_timeout(struct net_device *dev); static void xirc2ps_tx_timeout_task(struct work_struct *work); static void set_addresses(struct net_device *dev); static void set_multicast_list(struct net_device *dev); -static int set_card_type(struct pcmcia_device *link, const void *s); +static int set_card_type(struct pcmcia_device *link); static int do_config(struct net_device *dev, struct ifmap *map); static int do_open(struct net_device *dev); static int do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); @@ -371,28 +357,6 @@ static void do_powerdown(struct net_device *dev); static int do_stop(struct net_device *dev); /*=============== Helper functions =========================*/ -static int -first_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) -{ - int err; - - if ((err = pcmcia_get_first_tuple(handle, tuple)) == 0 && - (err = pcmcia_get_tuple_data(handle, tuple)) == 0) - err = pcmcia_parse_tuple(tuple, parse); - return err; -} - -static int -next_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) -{ - int err; - - if ((err = pcmcia_get_next_tuple(handle, tuple)) == 0 && - (err = pcmcia_get_tuple_data(handle, tuple)) == 0) - err = pcmcia_parse_tuple(tuple, parse); - return err; -} - #define SelectPage(pgnr) outb((pgnr), ioaddr + XIRCREG_PR) #define GetByte(reg) ((unsigned)inb(ioaddr + (reg))) #define GetWord(reg) ((unsigned)inw(ioaddr + (reg))) @@ -400,7 +364,7 @@ next_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) #define PutWord(reg,value) outw((value), ioaddr+(reg)) /*====== Functions used for debugging =================================*/ -#if defined(PCMCIA_DEBUG) && 0 /* reading regs may change system status */ +#if 0 /* reading regs may change system status */ static void PrintRegisters(struct net_device *dev) { @@ -432,7 +396,7 @@ PrintRegisters(struct net_device *dev) } } } -#endif /* PCMCIA_DEBUG */ +#endif /* 0 */ /*============== MII Management functions ===============*/ @@ -576,7 +540,7 @@ xirc2ps_probe(struct pcmcia_device *link) struct net_device *dev; local_info_t *local; - DEBUG(0, "attach()\n"); + dev_dbg(&link->dev, "attach()\n"); /* Allocate the device structure */ dev = alloc_etherdev(sizeof(local_info_t)); @@ -592,7 +556,6 @@ xirc2ps_probe(struct pcmcia_device *link) link->conf.IntType = INT_MEMORY_AND_IO; link->conf.ConfigIndex = 1; link->irq.Handler = xirc2ps_interrupt; - link->irq.Instance = dev; /* Fill in card specific entries */ dev->netdev_ops = &netdev_ops; @@ -615,7 +578,7 @@ xirc2ps_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; - DEBUG(0, "detach(0x%p)\n", link); + dev_dbg(&link->dev, "detach\n"); if (link->dev_node) unregister_netdev(dev); @@ -644,17 +607,25 @@ xirc2ps_detach(struct pcmcia_device *link) * */ static int -set_card_type(struct pcmcia_device *link, const void *s) +set_card_type(struct pcmcia_device *link) { struct net_device *dev = link->priv; local_info_t *local = netdev_priv(dev); - #ifdef PCMCIA_DEBUG - unsigned cisrev = ((const unsigned char *)s)[2]; - #endif - unsigned mediaid= ((const unsigned char *)s)[3]; - unsigned prodid = ((const unsigned char *)s)[4]; + u8 *buf; + unsigned int cisrev, mediaid, prodid; + size_t len; + + len = pcmcia_get_tuple(link, CISTPL_MANFID, &buf); + if (len < 5) { + dev_err(&link->dev, "invalid CIS -- sorry\n"); + return 0; + } - DEBUG(0, "cisrev=%02x mediaid=%02x prodid=%02x\n", + cisrev = buf[2]; + mediaid = buf[3]; + prodid = buf[4]; + + dev_dbg(&link->dev, "cisrev=%02x mediaid=%02x prodid=%02x\n", cisrev, mediaid, prodid); local->mohawk = 0; @@ -761,6 +732,26 @@ xirc2ps_config_check(struct pcmcia_device *p_dev, } + +static int pcmcia_get_mac_ce(struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv) +{ + struct net_device *dev = priv; + int i; + + if (tuple->TupleDataLen != 13) + return -EINVAL; + if ((tuple->TupleData[0] != 2) || (tuple->TupleData[1] != 1) || + (tuple->TupleData[2] != 6)) + return -EINVAL; + /* another try (James Lehmer's CE2 version 4.1)*/ + for (i = 2; i < 6; i++) + dev->dev_addr[i] = tuple->TupleData[i+2]; + return 0; +}; + + /**************** * xirc2ps_config() is scheduled to run after a CARD_INSERTION event * is received, to configure the PCMCIA socket, and to make the @@ -772,33 +763,21 @@ xirc2ps_config(struct pcmcia_device * link) struct net_device *dev = link->priv; local_info_t *local = netdev_priv(dev); unsigned int ioaddr; - tuple_t tuple; - cisparse_t parse; - int err, i; - u_char buf[64]; - cistpl_lan_node_id_t *node_id = (cistpl_lan_node_id_t*)parse.funce.data; + int err; + u8 *buf; + size_t len; local->dingo_ccr = NULL; - DEBUG(0, "config(0x%p)\n", link); - - /* - * This reads the card's CONFIG tuple to find its configuration - * registers. - */ - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = 64; - tuple.TupleOffset = 0; + dev_dbg(&link->dev, "config\n"); /* Is this a valid card */ - tuple.DesiredTuple = CISTPL_MANFID; - if ((err=first_tuple(link, &tuple, &parse))) { + if (link->has_manf_id == 0) { printk(KNOT_XIRC "manfid not found in CIS\n"); goto failure; } - switch(parse.manfid.manf) { + switch (link->manf_id) { case MANFID_XIRCOM: local->manf_str = "Xircom"; break; @@ -817,65 +796,44 @@ xirc2ps_config(struct pcmcia_device * link) break; default: printk(KNOT_XIRC "Unknown Card Manufacturer ID: 0x%04x\n", - (unsigned)parse.manfid.manf); + (unsigned)link->manf_id); goto failure; } - DEBUG(0, "found %s card\n", local->manf_str); + dev_dbg(&link->dev, "found %s card\n", local->manf_str); - if (!set_card_type(link, buf)) { + if (!set_card_type(link)) { printk(KNOT_XIRC "this card is not supported\n"); goto failure; } /* get the ethernet address from the CIS */ - tuple.DesiredTuple = CISTPL_FUNCE; - for (err = first_tuple(link, &tuple, &parse); !err; - err = next_tuple(link, &tuple, &parse)) { - /* Once I saw two CISTPL_FUNCE_LAN_NODE_ID entries: - * the first one with a length of zero the second correct - - * so I skip all entries with length 0 */ - if (parse.funce.type == CISTPL_FUNCE_LAN_NODE_ID && - ((cistpl_lan_node_id_t *)parse.funce.data)->nb) - break; - } - if (err) { /* not found: try to get the node-id from tuple 0x89 */ - tuple.DesiredTuple = 0x89; /* data layout looks like tuple 0x22 */ - if ((err = pcmcia_get_first_tuple(link, &tuple)) == 0 && - (err = pcmcia_get_tuple_data(link, &tuple)) == 0) { - if (tuple.TupleDataLen == 8 && *buf == CISTPL_FUNCE_LAN_NODE_ID) - memcpy(&parse, buf, 8); - else - err = -1; - } - } - if (err) { /* another try (James Lehmer's CE2 version 4.1)*/ - tuple.DesiredTuple = CISTPL_FUNCE; - for (err = first_tuple(link, &tuple, &parse); !err; - err = next_tuple(link, &tuple, &parse)) { - if (parse.funce.type == 0x02 && parse.funce.data[0] == 1 && - parse.funce.data[1] == 6 && tuple.TupleDataLen == 13) { - buf[1] = 4; - memcpy(&parse, buf+1, 8); - break; + err = pcmcia_get_mac_from_cis(link, dev); + + /* not found: try to get the node-id from tuple 0x89 */ + if (err) { + len = pcmcia_get_tuple(link, 0x89, &buf); + /* data layout looks like tuple 0x22 */ + if (buf && len == 8) { + if (*buf == CISTPL_FUNCE_LAN_NODE_ID) { + int i; + for (i = 2; i < 6; i++) + dev->dev_addr[i] = buf[i+2]; + } else + err = -1; } - } + kfree(buf); } + + if (err) + err = pcmcia_loop_tuple(link, CISTPL_FUNCE, pcmcia_get_mac_ce, dev); + if (err) { printk(KNOT_XIRC "node-id not found in CIS\n"); goto failure; } - node_id = (cistpl_lan_node_id_t *)parse.funce.data; - if (node_id->nb != 6) { - printk(KNOT_XIRC "malformed node-id in CIS\n"); - goto failure; - } - for (i=0; i < 6; i++) - dev->dev_addr[i] = node_id->id[i]; link->io.IOAddrLines =10; link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - link->irq.Attributes = IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; if (local->modem) { int pass; @@ -916,10 +874,8 @@ xirc2ps_config(struct pcmcia_device * link) goto port_found; } link->io.BasePort1 = 0; /* let CS decide */ - if ((err=pcmcia_request_io(link, &link->io))) { - cs_error(link, RequestIO, err); + if ((err=pcmcia_request_io(link, &link->io))) goto config_error; - } } port_found: if (err) @@ -929,19 +885,15 @@ xirc2ps_config(struct pcmcia_device * link) * Now allocate an interrupt line. Note that this does not * actually assign a handler to the interrupt. */ - if ((err=pcmcia_request_irq(link, &link->irq))) { - cs_error(link, RequestIRQ, err); + if ((err=pcmcia_request_irq(link, &link->irq))) goto config_error; - } /**************** * This actually configures the PCMCIA socket -- setting up * the I/O windows and the interrupt mapping. */ - if ((err=pcmcia_request_configuration(link, &link->conf))) { - cs_error(link, RequestConfiguration, err); + if ((err=pcmcia_request_configuration(link, &link->conf))) goto config_error; - } if (local->dingo) { conf_reg_t reg; @@ -956,17 +908,13 @@ xirc2ps_config(struct pcmcia_device * link) reg.Action = CS_WRITE; reg.Offset = CISREG_IOBASE_0; reg.Value = link->io.BasePort2 & 0xff; - if ((err = pcmcia_access_configuration_register(link, ®))) { - cs_error(link, AccessConfigurationRegister, err); + if ((err = pcmcia_access_configuration_register(link, ®))) goto config_error; - } reg.Action = CS_WRITE; reg.Offset = CISREG_IOBASE_1; reg.Value = (link->io.BasePort2 >> 8) & 0xff; - if ((err = pcmcia_access_configuration_register(link, ®))) { - cs_error(link, AccessConfigurationRegister, err); + if ((err = pcmcia_access_configuration_register(link, ®))) goto config_error; - } /* There is no config entry for the Ethernet part which * is at 0x0800. So we allocate a window into the attribute @@ -975,17 +923,14 @@ xirc2ps_config(struct pcmcia_device * link) req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; req.Base = req.Size = 0; req.AccessSpeed = 0; - if ((err = pcmcia_request_window(&link, &req, &link->win))) { - cs_error(link, RequestWindow, err); + if ((err = pcmcia_request_window(link, &req, &link->win))) goto config_error; - } + local->dingo_ccr = ioremap(req.Base,0x1000) + 0x0800; mem.CardOffset = 0x0; mem.Page = 0; - if ((err = pcmcia_map_mem_page(link->win, &mem))) { - cs_error(link, MapMemPage, err); + if ((err = pcmcia_map_mem_page(link, link->win, &mem))) goto config_error; - } /* Setup the CCRs; there are no infos in the CIS about the Ethernet * part. @@ -1044,7 +989,7 @@ xirc2ps_config(struct pcmcia_device * link) do_reset(dev, 1); /* a kludge to make the cem56 work */ link->dev_node = &local->node; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); if ((err=register_netdev(dev))) { printk(KNOT_XIRC "register_netdev() failed\n"); @@ -1077,7 +1022,7 @@ xirc2ps_config(struct pcmcia_device * link) static void xirc2ps_release(struct pcmcia_device *link) { - DEBUG(0, "release(0x%p)\n", link); + dev_dbg(&link->dev, "release\n"); if (link->win) { struct net_device *dev = link->priv; @@ -1144,7 +1089,7 @@ xirc2ps_interrupt(int irq, void *dev_id) PutByte(XIRCREG_CR, 0); } - DEBUG(6, "%s: interrupt %d at %#x.\n", dev->name, irq, ioaddr); + pr_debug("%s: interrupt %d at %#x.\n", dev->name, irq, ioaddr); saved_page = GetByte(XIRCREG_PR); /* Read the ISR to see whats the cause for the interrupt. @@ -1154,7 +1099,7 @@ xirc2ps_interrupt(int irq, void *dev_id) bytes_rcvd = 0; loop_entry: if (int_status == 0xff) { /* card may be ejected */ - DEBUG(3, "%s: interrupt %d for dead card\n", dev->name, irq); + pr_debug("%s: interrupt %d for dead card\n", dev->name, irq); goto leave; } eth_status = GetByte(XIRCREG_ESR); @@ -1167,7 +1112,7 @@ xirc2ps_interrupt(int irq, void *dev_id) PutByte(XIRCREG40_TXST0, 0); PutByte(XIRCREG40_TXST1, 0); - DEBUG(3, "%s: ISR=%#2.2x ESR=%#2.2x RSR=%#2.2x TSR=%#4.4x\n", + pr_debug("%s: ISR=%#2.2x ESR=%#2.2x RSR=%#2.2x TSR=%#4.4x\n", dev->name, int_status, eth_status, rx_status, tx_status); /***** receive section ******/ @@ -1178,14 +1123,14 @@ xirc2ps_interrupt(int irq, void *dev_id) /* too many bytes received during this int, drop the rest of the * packets */ dev->stats.rx_dropped++; - DEBUG(2, "%s: RX drop, too much done\n", dev->name); + pr_debug("%s: RX drop, too much done\n", dev->name); } else if (rsr & PktRxOk) { struct sk_buff *skb; pktlen = GetWord(XIRCREG0_RBC); bytes_rcvd += pktlen; - DEBUG(5, "rsr=%#02x packet_length=%u\n", rsr, pktlen); + pr_debug("rsr=%#02x packet_length=%u\n", rsr, pktlen); skb = dev_alloc_skb(pktlen+3); /* 1 extra so we can use insw */ if (!skb) { @@ -1253,19 +1198,19 @@ xirc2ps_interrupt(int irq, void *dev_id) dev->stats.multicast++; } } else { /* bad packet */ - DEBUG(5, "rsr=%#02x\n", rsr); + pr_debug("rsr=%#02x\n", rsr); } if (rsr & PktTooLong) { dev->stats.rx_frame_errors++; - DEBUG(3, "%s: Packet too long\n", dev->name); + pr_debug("%s: Packet too long\n", dev->name); } if (rsr & CRCErr) { dev->stats.rx_crc_errors++; - DEBUG(3, "%s: CRC error\n", dev->name); + pr_debug("%s: CRC error\n", dev->name); } if (rsr & AlignErr) { dev->stats.rx_fifo_errors++; /* okay ? */ - DEBUG(3, "%s: Alignment error\n", dev->name); + pr_debug("%s: Alignment error\n", dev->name); } /* clear the received/dropped/error packet */ @@ -1277,7 +1222,7 @@ xirc2ps_interrupt(int irq, void *dev_id) if (rx_status & 0x10) { /* Receive overrun */ dev->stats.rx_over_errors++; PutByte(XIRCREG_CR, ClearRxOvrun); - DEBUG(3, "receive overrun cleared\n"); + pr_debug("receive overrun cleared\n"); } /***** transmit section ******/ @@ -1290,13 +1235,13 @@ xirc2ps_interrupt(int irq, void *dev_id) if (nn < n) /* rollover */ dev->stats.tx_packets += 256 - n; else if (n == nn) { /* happens sometimes - don't know why */ - DEBUG(0, "PTR not changed?\n"); + pr_debug("PTR not changed?\n"); } else dev->stats.tx_packets += lp->last_ptr_value - n; netif_wake_queue(dev); } if (tx_status & 0x0002) { /* Execessive collissions */ - DEBUG(0, "tx restarted due to execssive collissions\n"); + pr_debug("tx restarted due to execssive collissions\n"); PutByte(XIRCREG_CR, RestartTx); /* restart transmitter process */ } if (tx_status & 0x0040) @@ -1315,14 +1260,14 @@ xirc2ps_interrupt(int irq, void *dev_id) maxrx_bytes = 2000; else if (maxrx_bytes > 22000) maxrx_bytes = 22000; - DEBUG(1, "set maxrx=%u (rcvd=%u ticks=%lu)\n", + pr_debug("set maxrx=%u (rcvd=%u ticks=%lu)\n", maxrx_bytes, bytes_rcvd, duration); } else if (!duration && maxrx_bytes < 22000) { /* now much faster */ maxrx_bytes += 2000; if (maxrx_bytes > 22000) maxrx_bytes = 22000; - DEBUG(1, "set maxrx=%u\n", maxrx_bytes); + pr_debug("set maxrx=%u\n", maxrx_bytes); } } @@ -1372,7 +1317,7 @@ do_start_xmit(struct sk_buff *skb, struct net_device *dev) unsigned freespace; unsigned pktlen = skb->len; - DEBUG(1, "do_start_xmit(skb=%p, dev=%p) len=%u\n", + pr_debug("do_start_xmit(skb=%p, dev=%p) len=%u\n", skb, dev, pktlen); @@ -1398,7 +1343,7 @@ do_start_xmit(struct sk_buff *skb, struct net_device *dev) freespace &= 0x7fff; /* TRS doesn't work - (indeed it is eliminated with sil-rev 1) */ okay = pktlen +2 < freespace; - DEBUG(2 + (okay ? 2 : 0), "%s: avail. tx space=%u%s\n", + pr_debug("%s: avail. tx space=%u%s\n", dev->name, freespace, okay ? " (okay)":" (not enough)"); if (!okay) { /* not enough space */ return NETDEV_TX_BUSY; /* upper layer may decide to requeue this packet */ @@ -1500,7 +1445,7 @@ do_config(struct net_device *dev, struct ifmap *map) { local_info_t *local = netdev_priv(dev); - DEBUG(0, "do_config(%p)\n", dev); + pr_debug("do_config(%p)\n", dev); if (map->port != 255 && map->port != dev->if_port) { if (map->port > 4) return -EINVAL; @@ -1527,7 +1472,7 @@ do_open(struct net_device *dev) local_info_t *lp = netdev_priv(dev); struct pcmcia_device *link = lp->p_dev; - DEBUG(0, "do_open(%p)\n", dev); + dev_dbg(&link->dev, "do_open(%p)\n", dev); /* Check that the PCMCIA card is still here. */ /* Physical device present signature. */ @@ -1561,7 +1506,7 @@ do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) unsigned int ioaddr = dev->base_addr; struct mii_ioctl_data *data = if_mii(rq); - DEBUG(1, "%s: ioctl(%-.6s, %#04x) %04x %04x %04x %04x\n", + pr_debug("%s: ioctl(%-.6s, %#04x) %04x %04x %04x %04x\n", dev->name, rq->ifr_ifrn.ifrn_name, cmd, data->phy_id, data->reg_num, data->val_in, data->val_out); @@ -1610,7 +1555,7 @@ do_reset(struct net_device *dev, int full) unsigned int ioaddr = dev->base_addr; unsigned value; - DEBUG(0, "%s: do_reset(%p,%d)\n", dev? dev->name:"eth?", dev, full); + pr_debug("%s: do_reset(%p,%d)\n", dev? dev->name:"eth?", dev, full); hardreset(dev); PutByte(XIRCREG_CR, SoftReset); /* set */ @@ -1648,8 +1593,8 @@ do_reset(struct net_device *dev, int full) } msleep(40); /* wait 40 msec to let it complete */ - #ifdef PCMCIA_DEBUG - if (pc_debug) { + #if 0 + { SelectPage(0); value = GetByte(XIRCREG_ESR); /* read the ESR */ printk(KERN_DEBUG "%s: ESR is: %#02x\n", dev->name, value); @@ -1666,7 +1611,7 @@ do_reset(struct net_device *dev, int full) value |= DisableLinkPulse; PutByte(XIRCREG1_ECR, value); #endif - DEBUG(0, "%s: ECR is: %#02x\n", dev->name, value); + pr_debug("%s: ECR is: %#02x\n", dev->name, value); SelectPage(0x42); PutByte(XIRCREG42_SWC0, 0x20); /* disable source insertion */ @@ -1844,7 +1789,7 @@ do_powerdown(struct net_device *dev) unsigned int ioaddr = dev->base_addr; - DEBUG(0, "do_powerdown(%p)\n", dev); + pr_debug("do_powerdown(%p)\n", dev); SelectPage(4); PutByte(XIRCREG4_GPR1, 0); /* clear bit 0: power down */ @@ -1858,7 +1803,7 @@ do_stop(struct net_device *dev) local_info_t *lp = netdev_priv(dev); struct pcmcia_device *link = lp->p_dev; - DEBUG(0, "do_stop(%p)\n", dev); + dev_dbg(&link->dev, "do_stop(%p)\n", dev); if (!link) return -ENODEV; diff --git a/drivers/net/wireless/airo_cs.c b/drivers/net/wireless/airo_cs.c index d0593ed..f6036fb 100644 --- a/drivers/net/wireless/airo_cs.c +++ b/drivers/net/wireless/airo_cs.c @@ -43,21 +43,6 @@ #include "airo.h" -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -static char *version = "$Revision: 1.2 $"; -#define DEBUG(n, args...) if (pc_debug > (n)) printk(KERN_DEBUG args); -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -145,11 +130,10 @@ static int airo_probe(struct pcmcia_device *p_dev) { local_info_t *local; - DEBUG(0, "airo_attach()\n"); + dev_dbg(&p_dev->dev, "airo_attach()\n"); /* Interrupt setup */ p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID; p_dev->irq.Handler = NULL; /* @@ -184,7 +168,7 @@ static int airo_probe(struct pcmcia_device *p_dev) static void airo_detach(struct pcmcia_device *link) { - DEBUG(0, "airo_detach(0x%p)\n", link); + dev_dbg(&link->dev, "airo_detach\n"); airo_release(link); @@ -204,9 +188,6 @@ static void airo_detach(struct pcmcia_device *link) ======================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int airo_cs_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cfg, cistpl_cftable_entry_t *dflt, @@ -275,11 +256,11 @@ static int airo_cs_config_check(struct pcmcia_device *p_dev, req->Base = mem->win[0].host_addr; req->Size = mem->win[0].len; req->AccessSpeed = 0; - if (pcmcia_request_window(&p_dev, req, &p_dev->win) != 0) + if (pcmcia_request_window(p_dev, req, &p_dev->win) != 0) return -ENODEV; map.Page = 0; map.CardOffset = mem->win[0].card_addr; - if (pcmcia_map_mem_page(p_dev->win, &map) != 0) + if (pcmcia_map_mem_page(p_dev, p_dev->win, &map) != 0) return -ENODEV; } /* If we got this far, we're cool! */ @@ -291,11 +272,11 @@ static int airo_config(struct pcmcia_device *link) { local_info_t *dev; win_req_t *req; - int last_fn, last_ret; + int ret; dev = link->priv; - DEBUG(0, "airo_config(0x%p)\n", link); + dev_dbg(&link->dev, "airo_config\n"); req = kzalloc(sizeof(win_req_t), GFP_KERNEL); if (!req) @@ -315,8 +296,8 @@ static int airo_config(struct pcmcia_device *link) * and most client drivers will only use the CIS to fill in * implementation-defined details. */ - last_ret = pcmcia_loop_config(link, airo_cs_config_check, req); - if (last_ret) + ret = pcmcia_loop_config(link, airo_cs_config_check, req); + if (ret) goto failed; /* @@ -324,21 +305,25 @@ static int airo_config(struct pcmcia_device *link) handler to the interrupt, unless the 'Handler' member of the irq structure is initialized. */ - if (link->conf.Attributes & CONF_ENABLE_IRQ) - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + if (link->conf.Attributes & CONF_ENABLE_IRQ) { + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + } /* This actually configures the PCMCIA socket -- setting up the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ - CS_CHECK(RequestConfiguration, - pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; ((local_info_t *)link->priv)->eth_dev = init_airo_card(link->irq.AssignedIRQ, - link->io.BasePort1, 1, &handle_to_dev(link)); + link->io.BasePort1, 1, &link->dev); if (!((local_info_t *)link->priv)->eth_dev) - goto cs_failed; + goto failed; /* At this point, the dev_node_t structure(s) need to be @@ -368,8 +353,6 @@ static int airo_config(struct pcmcia_device *link) kfree(req); return 0; - cs_failed: - cs_error(link, last_fn, last_ret); failed: airo_release(link); kfree(req); @@ -386,7 +369,7 @@ static int airo_config(struct pcmcia_device *link) static void airo_release(struct pcmcia_device *link) { - DEBUG(0, "airo_release(0x%p)\n", link); + dev_dbg(&link->dev, "airo_release\n"); pcmcia_disable_device(link); } diff --git a/drivers/net/wireless/atmel_cs.c b/drivers/net/wireless/atmel_cs.c index ddaa859..3240791 100644 --- a/drivers/net/wireless/atmel_cs.c +++ b/drivers/net/wireless/atmel_cs.c @@ -55,22 +55,6 @@ #include "atmel.h" -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ - -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -static char *version = "$Revision: 1.2 $"; -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args); -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -155,11 +139,10 @@ static int atmel_probe(struct pcmcia_device *p_dev) { local_info_t *local; - DEBUG(0, "atmel_attach()\n"); + dev_dbg(&p_dev->dev, "atmel_attach()\n"); /* Interrupt setup */ p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID; p_dev->irq.Handler = NULL; /* @@ -194,7 +177,7 @@ static int atmel_probe(struct pcmcia_device *p_dev) static void atmel_detach(struct pcmcia_device *link) { - DEBUG(0, "atmel_detach(0x%p)\n", link); + dev_dbg(&link->dev, "atmel_detach\n"); atmel_release(link); @@ -209,9 +192,6 @@ static void atmel_detach(struct pcmcia_device *link) ======================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - /* Call-back function to interrogate PCMCIA-specific information about the current existance of the card */ static int card_present(void *arg) @@ -275,13 +255,13 @@ static int atmel_config_check(struct pcmcia_device *p_dev, static int atmel_config(struct pcmcia_device *link) { local_info_t *dev; - int last_fn, last_ret; + int ret; struct pcmcia_device_id *did; dev = link->priv; - did = dev_get_drvdata(&handle_to_dev(link)); + did = dev_get_drvdata(&link->dev); - DEBUG(0, "atmel_config(0x%p)\n", link); + dev_dbg(&link->dev, "atmel_config\n"); /* In this loop, we scan the CIS for configuration table entries, @@ -303,31 +283,36 @@ static int atmel_config(struct pcmcia_device *link) handler to the interrupt, unless the 'Handler' member of the irq structure is initialized. */ - if (link->conf.Attributes & CONF_ENABLE_IRQ) - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + if (link->conf.Attributes & CONF_ENABLE_IRQ) { + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + } /* This actually configures the PCMCIA socket -- setting up the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; if (link->irq.AssignedIRQ == 0) { printk(KERN_ALERT "atmel: cannot assign IRQ: check that CONFIG_ISA is set in kernel config."); - goto cs_failed; + goto failed; } ((local_info_t*)link->priv)->eth_dev = init_atmel_card(link->irq.AssignedIRQ, link->io.BasePort1, did ? did->driver_info : ATMEL_FW_TYPE_NONE, - &handle_to_dev(link), + &link->dev, card_present, link); if (!((local_info_t*)link->priv)->eth_dev) - goto cs_failed; + goto failed; /* @@ -340,8 +325,6 @@ static int atmel_config(struct pcmcia_device *link) return 0; - cs_failed: - cs_error(link, last_fn, last_ret); failed: atmel_release(link); return -ENODEV; @@ -359,7 +342,7 @@ static void atmel_release(struct pcmcia_device *link) { struct net_device *dev = ((local_info_t*)link->priv)->eth_dev; - DEBUG(0, "atmel_release(0x%p)\n", link); + dev_dbg(&link->dev, "atmel_release\n"); if (dev) stop_atmel_card(dev); diff --git a/drivers/net/wireless/b43/pcmcia.c b/drivers/net/wireless/b43/pcmcia.c index 6c3a749..984174b 100644 --- a/drivers/net/wireless/b43/pcmcia.c +++ b/drivers/net/wireless/b43/pcmcia.c @@ -65,35 +65,15 @@ static int __devinit b43_pcmcia_probe(struct pcmcia_device *dev) struct ssb_bus *ssb; win_req_t win; memreq_t mem; - tuple_t tuple; - cisparse_t parse; int err = -ENOMEM; int res = 0; - unsigned char buf[64]; ssb = kzalloc(sizeof(*ssb), GFP_KERNEL); if (!ssb) goto out_error; err = -ENODEV; - tuple.DesiredTuple = CISTPL_CONFIG; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - res = pcmcia_get_first_tuple(dev, &tuple); - if (res != 0) - goto err_kfree_ssb; - res = pcmcia_get_tuple_data(dev, &tuple); - if (res != 0) - goto err_kfree_ssb; - res = pcmcia_parse_tuple(&tuple, &parse); - if (res != 0) - goto err_kfree_ssb; - - dev->conf.ConfigBase = parse.config.base; - dev->conf.Present = parse.config.rmask[0]; dev->conf.Attributes = CONF_ENABLE_IRQ; dev->conf.IntType = INT_MEMORY_AND_IO; @@ -107,20 +87,18 @@ static int __devinit b43_pcmcia_probe(struct pcmcia_device *dev) win.Base = 0; win.Size = SSB_CORE_SIZE; win.AccessSpeed = 250; - res = pcmcia_request_window(&dev, &win, &dev->win); + res = pcmcia_request_window(dev, &win, &dev->win); if (res != 0) goto err_kfree_ssb; mem.CardOffset = 0; mem.Page = 0; - res = pcmcia_map_mem_page(dev->win, &mem); + res = pcmcia_map_mem_page(dev, dev->win, &mem); if (res != 0) goto err_disable; dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - dev->irq.IRQInfo1 = IRQ_LEVEL_ID; dev->irq.Handler = NULL; /* The handler is registered later. */ - dev->irq.Instance = NULL; res = pcmcia_request_irq(dev, &dev->irq); if (res != 0) goto err_disable; diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c index ad8eab4..c9640a3 100644 --- a/drivers/net/wireless/hostap/hostap_cs.c +++ b/drivers/net/wireless/hostap/hostap_cs.c @@ -274,9 +274,6 @@ static int sandisk_enable_wireless(struct net_device *dev) conf_reg_t reg; struct hostap_interface *iface = netdev_priv(dev); local_info_t *local = iface->local; - tuple_t tuple; - cisparse_t *parse = NULL; - u_char buf[64]; struct hostap_cs_priv *hw_priv = local->hw_priv; if (hw_priv->link->io.NumPorts1 < 0x42) { @@ -285,28 +282,13 @@ static int sandisk_enable_wireless(struct net_device *dev) goto done; } - parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL); - if (parse == NULL) { - ret = -ENOMEM; - goto done; - } - - tuple.Attributes = TUPLE_RETURN_COMMON; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - if (hw_priv->link->manf_id != 0xd601 || hw_priv->link->card_id != 0x0101) { /* No SanDisk manfid found */ ret = -ENODEV; goto done; } - tuple.DesiredTuple = CISTPL_LONGLINK_MFC; - if (pcmcia_get_first_tuple(hw_priv->link, &tuple) || - pcmcia_get_tuple_data(hw_priv->link, &tuple) || - pcmcia_parse_tuple(&tuple, parse) || - parse->longlink_mfc.nfn < 2) { + if (hw_priv->link->socket->functions < 2) { /* No multi-function links found */ ret = -ENODEV; goto done; @@ -354,7 +336,6 @@ static int sandisk_enable_wireless(struct net_device *dev) udelay(10); done: - kfree(parse); return ret; } @@ -529,10 +510,6 @@ static void prism2_detach(struct pcmcia_device *link) } -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - - /* run after a CARD_INSERTION event is received to configure the PCMCIA * socket and make the device available to the system */ @@ -624,7 +601,6 @@ static int prism2_config(struct pcmcia_device *link) struct hostap_interface *iface; local_info_t *local; int ret = 1; - int last_fn, last_ret; struct hostap_cs_priv *hw_priv; PDEBUG(DEBUG_FLOW, "prism2_config()\n"); @@ -636,19 +612,18 @@ static int prism2_config(struct pcmcia_device *link) } /* Look for an appropriate configuration table entry in the CIS */ - last_ret = pcmcia_loop_config(link, prism2_config_check, NULL); - if (last_ret) { + ret = pcmcia_loop_config(link, prism2_config_check, NULL); + if (ret) { if (!ignore_cis_vcc) printk(KERN_ERR "GetNextTuple(): No matching " "CIS configuration. Maybe you need the " "ignore_cis_vcc=1 parameter.\n"); - cs_error(link, RequestIO, last_ret); goto failed; } /* Need to allocate net_device before requesting IRQ handler */ dev = prism2_init_local_data(&prism2_pccard_funcs, 0, - &handle_to_dev(link)); + &link->dev); if (dev == NULL) goto failed; link->priv = dev; @@ -666,13 +641,11 @@ static int prism2_config(struct pcmcia_device *link) * irq structure is initialized. */ if (link->conf.Attributes & CONF_ENABLE_IRQ) { - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | - IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = prism2_interrupt; - link->irq.Instance = dev; - CS_CHECK(RequestIRQ, - pcmcia_request_irq(link, &link->irq)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; } /* @@ -680,8 +653,9 @@ static int prism2_config(struct pcmcia_device *link) * the I/O windows and the interrupt mapping, and putting the * card and host interface into "Memory and IO" mode. */ - CS_CHECK(RequestConfiguration, - pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; @@ -714,9 +688,6 @@ static int prism2_config(struct pcmcia_device *link) } return ret; - cs_failed: - cs_error(link, last_fn, last_ret); - failed: kfree(hw_priv); prism2_release((u_long)link); diff --git a/drivers/net/wireless/libertas/if_cs.c b/drivers/net/wireless/libertas/if_cs.c index 875516d..1f6cb58 100644 --- a/drivers/net/wireless/libertas/if_cs.c +++ b/drivers/net/wireless/libertas/if_cs.c @@ -591,7 +591,7 @@ static int if_cs_prog_helper(struct if_cs_card *card) /* TODO: make firmware file configurable */ ret = request_firmware(&fw, "libertas_cs_helper.fw", - &handle_to_dev(card->p_dev)); + &card->p_dev->dev); if (ret) { lbs_pr_err("can't load helper firmware\n"); ret = -ENODEV; @@ -664,7 +664,7 @@ static int if_cs_prog_real(struct if_cs_card *card) /* TODO: make firmware file configurable */ ret = request_firmware(&fw, "libertas_cs.fw", - &handle_to_dev(card->p_dev)); + &card->p_dev->dev); if (ret) { lbs_pr_err("can't load firmware\n"); ret = -ENODEV; @@ -794,18 +794,37 @@ static void if_cs_release(struct pcmcia_device *p_dev) * configure the card at this point -- we wait until we receive a card * insertion event. */ + +static int if_cs_ioprobe(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) +{ + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + p_dev->io.BasePort1 = cfg->io.win[0].base; + p_dev->io.NumPorts1 = cfg->io.win[0].len; + + /* Do we need to allocate an interrupt? */ + if (cfg->irq.IRQInfo1) + p_dev->conf.Attributes |= CONF_ENABLE_IRQ; + + /* IO window settings */ + if (cfg->io.nwin != 1) { + lbs_pr_err("wrong CIS (check number of IO windows)\n"); + return -ENODEV; + } + + /* This reserves IO space but doesn't actually enable it */ + return pcmcia_request_io(p_dev, &p_dev->io); +} + static int if_cs_probe(struct pcmcia_device *p_dev) { int ret = -ENOMEM; unsigned int prod_id; struct lbs_private *priv; struct if_cs_card *card; - /* CIS parsing */ - tuple_t tuple; - cisparse_t parse; - cistpl_cftable_entry_t *cfg = &parse.cftable_entry; - cistpl_io_t *io = &cfg->io; - u_char buf[64]; lbs_deb_enter(LBS_DEB_CS); @@ -819,48 +838,15 @@ static int if_cs_probe(struct pcmcia_device *p_dev) p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; p_dev->irq.Handler = NULL; - p_dev->irq.IRQInfo1 = IRQ_INFO2_VALID | IRQ_LEVEL_ID; p_dev->conf.Attributes = 0; p_dev->conf.IntType = INT_MEMORY_AND_IO; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - if ((ret = pcmcia_get_first_tuple(p_dev, &tuple)) != 0 || - (ret = pcmcia_get_tuple_data(p_dev, &tuple)) != 0 || - (ret = pcmcia_parse_tuple(&tuple, &parse)) != 0) - { - lbs_pr_err("error in pcmcia_get_first_tuple etc\n"); - goto out1; - } - - p_dev->conf.ConfigIndex = cfg->index; - - /* Do we need to allocate an interrupt? */ - if (cfg->irq.IRQInfo1) { - p_dev->conf.Attributes |= CONF_ENABLE_IRQ; - } - - /* IO window settings */ - if (cfg->io.nwin != 1) { - lbs_pr_err("wrong CIS (check number of IO windows)\n"); - ret = -ENODEV; + if (pcmcia_loop_config(p_dev, if_cs_ioprobe, NULL)) { + lbs_pr_err("error in pcmcia_loop_config\n"); goto out1; } - p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - p_dev->io.BasePort1 = io->win[0].base; - p_dev->io.NumPorts1 = io->win[0].len; - /* This reserves IO space but doesn't actually enable it */ - ret = pcmcia_request_io(p_dev, &p_dev->io); - if (ret) { - lbs_pr_err("error in pcmcia_request_io\n"); - goto out1; - } /* * Allocate an interrupt line. Note that this does not assign diff --git a/drivers/net/wireless/orinoco/orinoco_cs.c b/drivers/net/wireless/orinoco/orinoco_cs.c index 38c1c9d..f27bb83 100644 --- a/drivers/net/wireless/orinoco/orinoco_cs.c +++ b/drivers/net/wireless/orinoco/orinoco_cs.c @@ -109,7 +109,7 @@ orinoco_cs_probe(struct pcmcia_device *link) struct orinoco_private *priv; struct orinoco_pccard *card; - priv = alloc_orinocodev(sizeof(*card), &handle_to_dev(link), + priv = alloc_orinocodev(sizeof(*card), &link->dev, orinoco_cs_hard_reset, NULL); if (!priv) return -ENOMEM; @@ -120,10 +120,8 @@ orinoco_cs_probe(struct pcmcia_device *link) link->priv = priv; /* Interrupt setup */ - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = orinoco_interrupt; - link->irq.Instance = priv; /* General socket configuration defaults can go here. In this * client, we assume very little, and rely on the CIS for @@ -160,12 +158,6 @@ static void orinoco_cs_detach(struct pcmcia_device *link) * device available to the system. */ -#define CS_CHECK(fn, ret) do { \ - last_fn = (fn); \ - if ((last_ret = (ret)) != 0) \ - goto cs_failed; \ -} while (0) - static int orinoco_cs_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cfg, cistpl_cftable_entry_t *dflt, @@ -240,7 +232,7 @@ orinoco_cs_config(struct pcmcia_device *link) struct orinoco_private *priv = link->priv; struct orinoco_pccard *card = priv->card; hermes_t *hw = &priv->hw; - int last_fn, last_ret; + int ret; void __iomem *mem; /* @@ -257,13 +249,12 @@ orinoco_cs_config(struct pcmcia_device *link) * and most client drivers will only use the CIS to fill in * implementation-defined details. */ - last_ret = pcmcia_loop_config(link, orinoco_cs_config_check, NULL); - if (last_ret) { + ret = pcmcia_loop_config(link, orinoco_cs_config_check, NULL); + if (ret) { if (!ignore_cis_vcc) printk(KERN_ERR PFX "GetNextTuple(): No matching " "CIS configuration. Maybe you need the " "ignore_cis_vcc=1 parameter.\n"); - cs_error(link, RequestIO, last_ret); goto failed; } @@ -272,14 +263,16 @@ orinoco_cs_config(struct pcmcia_device *link) * a handler to the interrupt, unless the 'Handler' member of * the irq structure is initialized. */ - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; /* We initialize the hermes structure before completing PCMCIA * configuration just in case the interrupt handler gets * called. */ mem = ioport_map(link->io.BasePort1, link->io.NumPorts1); if (!mem) - goto cs_failed; + goto failed; hermes_struct_init(hw, mem, HERMES_16BIT_REGSPACING); @@ -288,8 +281,9 @@ orinoco_cs_config(struct pcmcia_device *link) * the I/O windows and the interrupt mapping, and putting the * card and host interface into "Memory and IO" mode. */ - CS_CHECK(RequestConfiguration, - pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* Ok, we have the configuration, prepare to register the netdev */ card->node.major = card->node.minor = 0; @@ -315,9 +309,6 @@ orinoco_cs_config(struct pcmcia_device *link) * net_device has been registered */ return 0; - cs_failed: - cs_error(link, last_fn, last_ret); - failed: orinoco_cs_release(link); return -ENODEV; diff --git a/drivers/net/wireless/orinoco/spectrum_cs.c b/drivers/net/wireless/orinoco/spectrum_cs.c index c361310..59bda24 100644 --- a/drivers/net/wireless/orinoco/spectrum_cs.c +++ b/drivers/net/wireless/orinoco/spectrum_cs.c @@ -73,9 +73,6 @@ static void spectrum_cs_release(struct pcmcia_device *link); #define HCR_MEM16 0x10 /* memory width bit, should be preserved */ -#define CS_CHECK(fn, ret) \ - do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - /* * Reset the card using configuration registers COR and CCSR. * If IDLE is 1, stop the firmware, so that it can be safely rewritten. @@ -83,7 +80,7 @@ static void spectrum_cs_release(struct pcmcia_device *link); static int spectrum_reset(struct pcmcia_device *link, int idle) { - int last_ret, last_fn; + int ret; conf_reg_t reg; u_int save_cor; @@ -95,23 +92,26 @@ spectrum_reset(struct pcmcia_device *link, int idle) reg.Function = 0; reg.Action = CS_READ; reg.Offset = CISREG_COR; - CS_CHECK(AccessConfigurationRegister, - pcmcia_access_configuration_register(link, ®)); + ret = pcmcia_access_configuration_register(link, ®); + if (ret) + goto failed; save_cor = reg.Value; /* Soft-Reset card */ reg.Action = CS_WRITE; reg.Offset = CISREG_COR; reg.Value = (save_cor | COR_SOFT_RESET); - CS_CHECK(AccessConfigurationRegister, - pcmcia_access_configuration_register(link, ®)); + ret = pcmcia_access_configuration_register(link, ®); + if (ret) + goto failed; udelay(1000); /* Read CCSR */ reg.Action = CS_READ; reg.Offset = CISREG_CCSR; - CS_CHECK(AccessConfigurationRegister, - pcmcia_access_configuration_register(link, ®)); + ret = pcmcia_access_configuration_register(link, ®); + if (ret) + goto failed; /* * Start or stop the firmware. Memory width bit should be @@ -120,21 +120,22 @@ spectrum_reset(struct pcmcia_device *link, int idle) reg.Action = CS_WRITE; reg.Offset = CISREG_CCSR; reg.Value = (idle ? HCR_IDLE : HCR_RUN) | (reg.Value & HCR_MEM16); - CS_CHECK(AccessConfigurationRegister, - pcmcia_access_configuration_register(link, ®)); + ret = pcmcia_access_configuration_register(link, ®); + if (ret) + goto failed; udelay(1000); /* Restore original COR configuration index */ reg.Action = CS_WRITE; reg.Offset = CISREG_COR; reg.Value = (save_cor & ~COR_SOFT_RESET); - CS_CHECK(AccessConfigurationRegister, - pcmcia_access_configuration_register(link, ®)); + ret = pcmcia_access_configuration_register(link, ®); + if (ret) + goto failed; udelay(1000); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); +failed: return -ENODEV; } @@ -181,7 +182,7 @@ spectrum_cs_probe(struct pcmcia_device *link) struct orinoco_private *priv; struct orinoco_pccard *card; - priv = alloc_orinocodev(sizeof(*card), &handle_to_dev(link), + priv = alloc_orinocodev(sizeof(*card), &link->dev, spectrum_cs_hard_reset, spectrum_cs_stop_firmware); if (!priv) @@ -193,10 +194,8 @@ spectrum_cs_probe(struct pcmcia_device *link) link->priv = priv; /* Interrupt setup */ - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = orinoco_interrupt; - link->irq.Instance = priv; /* General socket configuration defaults can go here. In this * client, we assume very little, and rely on the CIS for @@ -307,7 +306,7 @@ spectrum_cs_config(struct pcmcia_device *link) struct orinoco_private *priv = link->priv; struct orinoco_pccard *card = priv->card; hermes_t *hw = &priv->hw; - int last_fn, last_ret; + int ret; void __iomem *mem; /* @@ -324,13 +323,12 @@ spectrum_cs_config(struct pcmcia_device *link) * and most client drivers will only use the CIS to fill in * implementation-defined details. */ - last_ret = pcmcia_loop_config(link, spectrum_cs_config_check, NULL); - if (last_ret) { + ret = pcmcia_loop_config(link, spectrum_cs_config_check, NULL); + if (ret) { if (!ignore_cis_vcc) printk(KERN_ERR PFX "GetNextTuple(): No matching " "CIS configuration. Maybe you need the " "ignore_cis_vcc=1 parameter.\n"); - cs_error(link, RequestIO, last_ret); goto failed; } @@ -339,14 +337,16 @@ spectrum_cs_config(struct pcmcia_device *link) * a handler to the interrupt, unless the 'Handler' member of * the irq structure is initialized. */ - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; /* We initialize the hermes structure before completing PCMCIA * configuration just in case the interrupt handler gets * called. */ mem = ioport_map(link->io.BasePort1, link->io.NumPorts1); if (!mem) - goto cs_failed; + goto failed; hermes_struct_init(hw, mem, HERMES_16BIT_REGSPACING); @@ -355,8 +355,9 @@ spectrum_cs_config(struct pcmcia_device *link) * the I/O windows and the interrupt mapping, and putting the * card and host interface into "Memory and IO" mode. */ - CS_CHECK(RequestConfiguration, - pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* Ok, we have the configuration, prepare to register the netdev */ card->node.major = card->node.minor = 0; @@ -386,9 +387,6 @@ spectrum_cs_config(struct pcmcia_device *link) * net_device has been registered */ return 0; - cs_failed: - cs_error(link, last_fn, last_ret); - failed: spectrum_cs_release(link); return -ENODEV; diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c index 0366f5a..88e1e4e 100644 --- a/drivers/net/wireless/ray_cs.c +++ b/drivers/net/wireless/ray_cs.c @@ -71,25 +71,7 @@ typedef u_char mac_addr[ETH_ALEN]; /* Hardware address */ #include "rayctl.h" #include "ray_cs.h" -/* All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ -#ifdef RAYLINK_DEBUG -#define PCMCIA_DEBUG RAYLINK_DEBUG -#endif -#ifdef PCMCIA_DEBUG -static int ray_debug; -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -/* #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args); */ -#define DEBUG(n, args...) if (pc_debug > (n)) printk(args); -#else -#define DEBUG(n, args...) -#endif /** Prototypes based on PCMCIA skeleton driver *******************************/ static int ray_config(struct pcmcia_device *link); static void ray_release(struct pcmcia_device *link); @@ -325,7 +307,7 @@ static int ray_probe(struct pcmcia_device *p_dev) ray_dev_t *local; struct net_device *dev; - DEBUG(1, "ray_attach()\n"); + dev_dbg(&p_dev->dev, "ray_attach()\n"); /* Allocate space for private device-specific data */ dev = alloc_etherdev(sizeof(ray_dev_t)); @@ -341,8 +323,7 @@ static int ray_probe(struct pcmcia_device *p_dev) p_dev->io.IOAddrLines = 5; /* Interrupt setup. For PCMCIA, driver takes what's given */ - p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID; + p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; p_dev->irq.Handler = &ray_interrupt; /* General socket configuration */ @@ -351,13 +332,12 @@ static int ray_probe(struct pcmcia_device *p_dev) p_dev->conf.ConfigIndex = 1; p_dev->priv = dev; - p_dev->irq.Instance = dev; local->finder = p_dev; local->card_status = CARD_INSERTED; local->authentication_state = UNAUTHENTICATED; local->num_multi = 0; - DEBUG(2, "ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n", + dev_dbg(&p_dev->dev, "ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n", p_dev, dev, local, &ray_interrupt); /* Raylink entries in the device structure */ @@ -370,7 +350,7 @@ static int ray_probe(struct pcmcia_device *p_dev) #endif /* WIRELESS_SPY */ - DEBUG(2, "ray_cs ray_attach calling ether_setup.)\n"); + dev_dbg(&p_dev->dev, "ray_cs ray_attach calling ether_setup.)\n"); netif_stop_queue(dev); init_timer(&local->timer); @@ -393,7 +373,7 @@ static void ray_detach(struct pcmcia_device *link) struct net_device *dev; ray_dev_t *local; - DEBUG(1, "ray_detach(0x%p)\n", link); + dev_dbg(&link->dev, "ray_detach\n"); this_device = NULL; dev = link->priv; @@ -408,7 +388,7 @@ static void ray_detach(struct pcmcia_device *link) unregister_netdev(dev); free_netdev(dev); } - DEBUG(2, "ray_cs ray_detach ending\n"); + dev_dbg(&link->dev, "ray_cs ray_detach ending\n"); } /* ray_detach */ /*============================================================================= @@ -416,19 +396,17 @@ static void ray_detach(struct pcmcia_device *link) is received, to configure the PCMCIA socket, and to make the ethernet device available to the system. =============================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) #define MAX_TUPLE_SIZE 128 static int ray_config(struct pcmcia_device *link) { - int last_fn = 0, last_ret = 0; + int ret = 0; int i; win_req_t req; memreq_t mem; struct net_device *dev = (struct net_device *)link->priv; ray_dev_t *local = netdev_priv(dev); - DEBUG(1, "ray_config(0x%p)\n", link); + dev_dbg(&link->dev, "ray_config\n"); /* Determine card type and firmware version */ printk(KERN_INFO "ray_cs Detected: %s%s%s%s\n", @@ -440,14 +418,17 @@ static int ray_config(struct pcmcia_device *link) /* Now allocate an interrupt line. Note that this does not actually assign a handler to the interrupt. */ - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; dev->irq = link->irq.AssignedIRQ; /* This actually configures the PCMCIA socket -- setting up the I/O windows and the interrupt mapping. */ - CS_CHECK(RequestConfiguration, - pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /*** Set up 32k window for shared memory (transmit and control) ************/ req.Attributes = @@ -455,10 +436,14 @@ static int ray_config(struct pcmcia_device *link) req.Base = 0; req.Size = 0x8000; req.AccessSpeed = ray_mem_speed; - CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &link->win)); + ret = pcmcia_request_window(link, &req, &link->win); + if (ret) + goto failed; mem.CardOffset = 0x0000; mem.Page = 0; - CS_CHECK(MapMemPage, pcmcia_map_mem_page(link->win, &mem)); + ret = pcmcia_map_mem_page(link, link->win, &mem); + if (ret) + goto failed; local->sram = ioremap(req.Base, req.Size); /*** Set up 16k window for shared memory (receive buffer) ***************/ @@ -467,11 +452,14 @@ static int ray_config(struct pcmcia_device *link) req.Base = 0; req.Size = 0x4000; req.AccessSpeed = ray_mem_speed; - CS_CHECK(RequestWindow, - pcmcia_request_window(&link, &req, &local->rmem_handle)); + ret = pcmcia_request_window(link, &req, &local->rmem_handle); + if (ret) + goto failed; mem.CardOffset = 0x8000; mem.Page = 0; - CS_CHECK(MapMemPage, pcmcia_map_mem_page(local->rmem_handle, &mem)); + ret = pcmcia_map_mem_page(link, local->rmem_handle, &mem); + if (ret) + goto failed; local->rmem = ioremap(req.Base, req.Size); /*** Set up window for attribute memory ***********************************/ @@ -480,22 +468,25 @@ static int ray_config(struct pcmcia_device *link) req.Base = 0; req.Size = 0x1000; req.AccessSpeed = ray_mem_speed; - CS_CHECK(RequestWindow, - pcmcia_request_window(&link, &req, &local->amem_handle)); + ret = pcmcia_request_window(link, &req, &local->amem_handle); + if (ret) + goto failed; mem.CardOffset = 0x0000; mem.Page = 0; - CS_CHECK(MapMemPage, pcmcia_map_mem_page(local->amem_handle, &mem)); + ret = pcmcia_map_mem_page(link, local->amem_handle, &mem); + if (ret) + goto failed; local->amem = ioremap(req.Base, req.Size); - DEBUG(3, "ray_config sram=%p\n", local->sram); - DEBUG(3, "ray_config rmem=%p\n", local->rmem); - DEBUG(3, "ray_config amem=%p\n", local->amem); + dev_dbg(&link->dev, "ray_config sram=%p\n", local->sram); + dev_dbg(&link->dev, "ray_config rmem=%p\n", local->rmem); + dev_dbg(&link->dev, "ray_config amem=%p\n", local->amem); if (ray_init(dev) < 0) { ray_release(link); return -ENODEV; } - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); i = register_netdev(dev); if (i != 0) { printk("ray_config register_netdev() failed\n"); @@ -511,9 +502,7 @@ static int ray_config(struct pcmcia_device *link) return 0; -cs_failed: - cs_error(link, last_fn, last_ret); - +failed: ray_release(link); return -ENODEV; } /* ray_config */ @@ -543,9 +532,9 @@ static int ray_init(struct net_device *dev) struct ccs __iomem *pccs; ray_dev_t *local = netdev_priv(dev); struct pcmcia_device *link = local->finder; - DEBUG(1, "ray_init(0x%p)\n", dev); + dev_dbg(&link->dev, "ray_init(0x%p)\n", dev); if (!(pcmcia_dev_present(link))) { - DEBUG(0, "ray_init - device not present\n"); + dev_dbg(&link->dev, "ray_init - device not present\n"); return -1; } @@ -567,13 +556,13 @@ static int ray_init(struct net_device *dev) local->fw_ver = local->startup_res.firmware_version[0]; local->fw_bld = local->startup_res.firmware_version[1]; local->fw_var = local->startup_res.firmware_version[2]; - DEBUG(1, "ray_init firmware version %d.%d \n", local->fw_ver, + dev_dbg(&link->dev, "ray_init firmware version %d.%d \n", local->fw_ver, local->fw_bld); local->tib_length = 0x20; if ((local->fw_ver == 5) && (local->fw_bld >= 30)) local->tib_length = local->startup_res.tib_length; - DEBUG(2, "ray_init tib_length = 0x%02x\n", local->tib_length); + dev_dbg(&link->dev, "ray_init tib_length = 0x%02x\n", local->tib_length); /* Initialize CCS's to buffer free state */ pccs = ccs_base(local); for (i = 0; i < NUMBER_OF_CCS; i++) { @@ -592,7 +581,7 @@ static int ray_init(struct net_device *dev) clear_interrupt(local); /* Clear any interrupt from the card */ local->card_status = CARD_AWAITING_PARAM; - DEBUG(2, "ray_init ending\n"); + dev_dbg(&link->dev, "ray_init ending\n"); return 0; } /* ray_init */ @@ -605,9 +594,9 @@ static int dl_startup_params(struct net_device *dev) struct ccs __iomem *pccs; struct pcmcia_device *link = local->finder; - DEBUG(1, "dl_startup_params entered\n"); + dev_dbg(&link->dev, "dl_startup_params entered\n"); if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_cs dl_startup_params - device not present\n"); + dev_dbg(&link->dev, "ray_cs dl_startup_params - device not present\n"); return -1; } @@ -625,7 +614,7 @@ static int dl_startup_params(struct net_device *dev) local->dl_param_ccs = ccsindex; pccs = ccs_base(local) + ccsindex; writeb(CCS_DOWNLOAD_STARTUP_PARAMS, &pccs->cmd); - DEBUG(2, "dl_startup_params start ccsindex = %d\n", + dev_dbg(&link->dev, "dl_startup_params start ccsindex = %d\n", local->dl_param_ccs); /* Interrupt the firmware to process the command */ if (interrupt_ecf(local, ccsindex)) { @@ -641,7 +630,7 @@ static int dl_startup_params(struct net_device *dev) local->timer.data = (long)local; local->timer.function = &verify_dl_startup; add_timer(&local->timer); - DEBUG(2, + dev_dbg(&link->dev, "ray_cs dl_startup_params started timer for verify_dl_startup\n"); return 0; } /* dl_startup_params */ @@ -717,11 +706,11 @@ static void verify_dl_startup(u_long data) struct pcmcia_device *link = local->finder; if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_cs verify_dl_startup - device not present\n"); + dev_dbg(&link->dev, "ray_cs verify_dl_startup - device not present\n"); return; } -#ifdef PCMCIA_DEBUG - if (pc_debug > 2) { +#if 0 + { int i; printk(KERN_DEBUG "verify_dl_startup parameters sent via ccs %d:\n", @@ -760,7 +749,7 @@ static void start_net(u_long data) int ccsindex; struct pcmcia_device *link = local->finder; if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_cs start_net - device not present\n"); + dev_dbg(&link->dev, "ray_cs start_net - device not present\n"); return; } /* Fill in the CCS fields for the ECF */ @@ -771,7 +760,7 @@ static void start_net(u_long data) writeb(0, &pccs->var.start_network.update_param); /* Interrupt the firmware to process the command */ if (interrupt_ecf(local, ccsindex)) { - DEBUG(1, "ray start net failed - card not ready for intr\n"); + dev_dbg(&link->dev, "ray start net failed - card not ready for intr\n"); writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); return; } @@ -790,7 +779,7 @@ static void join_net(u_long data) struct pcmcia_device *link = local->finder; if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_cs join_net - device not present\n"); + dev_dbg(&link->dev, "ray_cs join_net - device not present\n"); return; } /* Fill in the CCS fields for the ECF */ @@ -802,7 +791,7 @@ static void join_net(u_long data) writeb(0, &pccs->var.join_network.net_initiated); /* Interrupt the firmware to process the command */ if (interrupt_ecf(local, ccsindex)) { - DEBUG(1, "ray join net failed - card not ready for intr\n"); + dev_dbg(&link->dev, "ray join net failed - card not ready for intr\n"); writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); return; } @@ -821,7 +810,7 @@ static void ray_release(struct pcmcia_device *link) ray_dev_t *local = netdev_priv(dev); int i; - DEBUG(1, "ray_release(0x%p)\n", link); + dev_dbg(&link->dev, "ray_release\n"); del_timer(&local->timer); @@ -829,15 +818,15 @@ static void ray_release(struct pcmcia_device *link) iounmap(local->rmem); iounmap(local->amem); /* Do bother checking to see if these succeed or not */ - i = pcmcia_release_window(local->amem_handle); + i = pcmcia_release_window(link, local->amem_handle); if (i != 0) - DEBUG(0, "ReleaseWindow(local->amem) ret = %x\n", i); - i = pcmcia_release_window(local->rmem_handle); + dev_dbg(&link->dev, "ReleaseWindow(local->amem) ret = %x\n", i); + i = pcmcia_release_window(link, local->rmem_handle); if (i != 0) - DEBUG(0, "ReleaseWindow(local->rmem) ret = %x\n", i); + dev_dbg(&link->dev, "ReleaseWindow(local->rmem) ret = %x\n", i); pcmcia_disable_device(link); - DEBUG(2, "ray_release ending\n"); + dev_dbg(&link->dev, "ray_release ending\n"); } static int ray_suspend(struct pcmcia_device *link) @@ -871,9 +860,9 @@ static int ray_dev_init(struct net_device *dev) ray_dev_t *local = netdev_priv(dev); struct pcmcia_device *link = local->finder; - DEBUG(1, "ray_dev_init(dev=%p)\n", dev); + dev_dbg(&link->dev, "ray_dev_init(dev=%p)\n", dev); if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_dev_init - device not present\n"); + dev_dbg(&link->dev, "ray_dev_init - device not present\n"); return -1; } #ifdef RAY_IMMEDIATE_INIT @@ -887,7 +876,7 @@ static int ray_dev_init(struct net_device *dev) /* Postpone the card init so that we can still configure the card, * for example using the Wireless Extensions. The init will happen * in ray_open() - Jean II */ - DEBUG(1, + dev_dbg(&link->dev, "ray_dev_init: postponing card init to ray_open() ; Status = %d\n", local->card_status); #endif /* RAY_IMMEDIATE_INIT */ @@ -896,7 +885,7 @@ static int ray_dev_init(struct net_device *dev) memcpy(dev->dev_addr, &local->sparm.b4.a_mac_addr, ADDRLEN); memset(dev->broadcast, 0xff, ETH_ALEN); - DEBUG(2, "ray_dev_init ending\n"); + dev_dbg(&link->dev, "ray_dev_init ending\n"); return 0; } @@ -906,9 +895,9 @@ static int ray_dev_config(struct net_device *dev, struct ifmap *map) ray_dev_t *local = netdev_priv(dev); struct pcmcia_device *link = local->finder; /* Dummy routine to satisfy device structure */ - DEBUG(1, "ray_dev_config(dev=%p,ifmap=%p)\n", dev, map); + dev_dbg(&link->dev, "ray_dev_config(dev=%p,ifmap=%p)\n", dev, map); if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_dev_config - device not present\n"); + dev_dbg(&link->dev, "ray_dev_config - device not present\n"); return -1; } @@ -924,14 +913,14 @@ static netdev_tx_t ray_dev_start_xmit(struct sk_buff *skb, short length = skb->len; if (!pcmcia_dev_present(link)) { - DEBUG(2, "ray_dev_start_xmit - device not present\n"); + dev_dbg(&link->dev, "ray_dev_start_xmit - device not present\n"); dev_kfree_skb(skb); return NETDEV_TX_OK; } - DEBUG(3, "ray_dev_start_xmit(skb=%p, dev=%p)\n", skb, dev); + dev_dbg(&link->dev, "ray_dev_start_xmit(skb=%p, dev=%p)\n", skb, dev); if (local->authentication_state == NEED_TO_AUTH) { - DEBUG(0, "ray_cs Sending authentication request.\n"); + dev_dbg(&link->dev, "ray_cs Sending authentication request.\n"); if (!build_auth_frame(local, local->auth_id, OPEN_AUTH_REQUEST)) { local->authentication_state = AUTHENTICATED; netif_stop_queue(dev); @@ -971,7 +960,7 @@ static int ray_hw_xmit(unsigned char *data, int len, struct net_device *dev, struct tx_msg __iomem *ptx; /* Address of xmit buffer in PC space */ short int addr; /* Address of xmit buffer in card space */ - DEBUG(3, "ray_hw_xmit(data=%p, len=%d, dev=%p)\n", data, len, dev); + pr_debug("ray_hw_xmit(data=%p, len=%d, dev=%p)\n", data, len, dev); if (len + TX_HEADER_LENGTH > TX_BUF_SIZE) { printk(KERN_INFO "ray_hw_xmit packet too large: %d bytes\n", len); @@ -979,9 +968,9 @@ static int ray_hw_xmit(unsigned char *data, int len, struct net_device *dev, } switch (ccsindex = get_free_tx_ccs(local)) { case ECCSBUSY: - DEBUG(2, "ray_hw_xmit tx_ccs table busy\n"); + pr_debug("ray_hw_xmit tx_ccs table busy\n"); case ECCSFULL: - DEBUG(2, "ray_hw_xmit No free tx ccs\n"); + pr_debug("ray_hw_xmit No free tx ccs\n"); case ECARDGONE: netif_stop_queue(dev); return XMIT_NO_CCS; @@ -1018,12 +1007,12 @@ static int ray_hw_xmit(unsigned char *data, int len, struct net_device *dev, writeb(PSM_CAM, &pccs->var.tx_request.pow_sav_mode); writeb(local->net_default_tx_rate, &pccs->var.tx_request.tx_rate); writeb(0, &pccs->var.tx_request.antenna); - DEBUG(3, "ray_hw_xmit default_tx_rate = 0x%x\n", + pr_debug("ray_hw_xmit default_tx_rate = 0x%x\n", local->net_default_tx_rate); /* Interrupt the firmware to process the command */ if (interrupt_ecf(local, ccsindex)) { - DEBUG(2, "ray_hw_xmit failed - ECF not ready for intr\n"); + pr_debug("ray_hw_xmit failed - ECF not ready for intr\n"); /* TBD very inefficient to copy packet to buffer, and then not send it, but the alternative is to queue the messages and that won't be done for a while. Maybe set tbusy until a CCS is free? @@ -1040,7 +1029,7 @@ static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx, { __be16 proto = ((struct ethhdr *)data)->h_proto; if (ntohs(proto) >= 1536) { /* DIX II ethernet frame */ - DEBUG(3, "ray_cs translate_frame DIX II\n"); + pr_debug("ray_cs translate_frame DIX II\n"); /* Copy LLC header to card buffer */ memcpy_toio(&ptx->var, eth2_llc, sizeof(eth2_llc)); memcpy_toio(((void __iomem *)&ptx->var) + sizeof(eth2_llc), @@ -1056,9 +1045,9 @@ static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx, len - ETH_HLEN); return (int)sizeof(struct snaphdr_t) - ETH_HLEN; } else { /* already 802 type, and proto is length */ - DEBUG(3, "ray_cs translate_frame 802\n"); + pr_debug("ray_cs translate_frame 802\n"); if (proto == htons(0xffff)) { /* evil netware IPX 802.3 without LLC */ - DEBUG(3, "ray_cs translate_frame evil IPX\n"); + pr_debug("ray_cs translate_frame evil IPX\n"); memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN); return 0 - ETH_HLEN; } @@ -1603,7 +1592,7 @@ static int ray_open(struct net_device *dev) struct pcmcia_device *link; link = local->finder; - DEBUG(1, "ray_open('%s')\n", dev->name); + dev_dbg(&link->dev, "ray_open('%s')\n", dev->name); if (link->open == 0) local->num_multi = 0; @@ -1613,7 +1602,7 @@ static int ray_open(struct net_device *dev) if (local->card_status == CARD_AWAITING_PARAM) { int i; - DEBUG(1, "ray_open: doing init now !\n"); + dev_dbg(&link->dev, "ray_open: doing init now !\n"); /* Download startup parameters */ if ((i = dl_startup_params(dev)) < 0) { @@ -1629,7 +1618,7 @@ static int ray_open(struct net_device *dev) else netif_start_queue(dev); - DEBUG(2, "ray_open ending\n"); + dev_dbg(&link->dev, "ray_open ending\n"); return 0; } /* end ray_open */ @@ -1640,7 +1629,7 @@ static int ray_dev_close(struct net_device *dev) struct pcmcia_device *link; link = local->finder; - DEBUG(1, "ray_dev_close('%s')\n", dev->name); + dev_dbg(&link->dev, "ray_dev_close('%s')\n", dev->name); link->open--; netif_stop_queue(dev); @@ -1656,7 +1645,7 @@ static int ray_dev_close(struct net_device *dev) /*===========================================================================*/ static void ray_reset(struct net_device *dev) { - DEBUG(1, "ray_reset entered\n"); + pr_debug("ray_reset entered\n"); return; } @@ -1669,17 +1658,17 @@ static int interrupt_ecf(ray_dev_t *local, int ccs) struct pcmcia_device *link = local->finder; if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_cs interrupt_ecf - device not present\n"); + dev_dbg(&link->dev, "ray_cs interrupt_ecf - device not present\n"); return -1; } - DEBUG(2, "interrupt_ecf(local=%p, ccs = 0x%x\n", local, ccs); + dev_dbg(&link->dev, "interrupt_ecf(local=%p, ccs = 0x%x\n", local, ccs); while (i && (readb(local->amem + CIS_OFFSET + ECF_INTR_OFFSET) & ECF_INTR_SET)) i--; if (i == 0) { - DEBUG(2, "ray_cs interrupt_ecf card not ready for interrupt\n"); + dev_dbg(&link->dev, "ray_cs interrupt_ecf card not ready for interrupt\n"); return -1; } /* Fill the mailbox, then kick the card */ @@ -1698,12 +1687,12 @@ static int get_free_tx_ccs(ray_dev_t *local) struct pcmcia_device *link = local->finder; if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_cs get_free_tx_ccs - device not present\n"); + dev_dbg(&link->dev, "ray_cs get_free_tx_ccs - device not present\n"); return ECARDGONE; } if (test_and_set_bit(0, &local->tx_ccs_lock)) { - DEBUG(1, "ray_cs tx_ccs_lock busy\n"); + dev_dbg(&link->dev, "ray_cs tx_ccs_lock busy\n"); return ECCSBUSY; } @@ -1716,7 +1705,7 @@ static int get_free_tx_ccs(ray_dev_t *local) } } local->tx_ccs_lock = 0; - DEBUG(2, "ray_cs ERROR no free tx CCS for raylink card\n"); + dev_dbg(&link->dev, "ray_cs ERROR no free tx CCS for raylink card\n"); return ECCSFULL; } /* get_free_tx_ccs */ @@ -1730,11 +1719,11 @@ static int get_free_ccs(ray_dev_t *local) struct pcmcia_device *link = local->finder; if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_cs get_free_ccs - device not present\n"); + dev_dbg(&link->dev, "ray_cs get_free_ccs - device not present\n"); return ECARDGONE; } if (test_and_set_bit(0, &local->ccs_lock)) { - DEBUG(1, "ray_cs ccs_lock busy\n"); + dev_dbg(&link->dev, "ray_cs ccs_lock busy\n"); return ECCSBUSY; } @@ -1747,7 +1736,7 @@ static int get_free_ccs(ray_dev_t *local) } } local->ccs_lock = 0; - DEBUG(1, "ray_cs ERROR no free CCS for raylink card\n"); + dev_dbg(&link->dev, "ray_cs ERROR no free CCS for raylink card\n"); return ECCSFULL; } /* get_free_ccs */ @@ -1823,7 +1812,7 @@ static struct net_device_stats *ray_get_stats(struct net_device *dev) struct pcmcia_device *link = local->finder; struct status __iomem *p = local->sram + STATUS_BASE; if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_cs net_device_stats - device not present\n"); + dev_dbg(&link->dev, "ray_cs net_device_stats - device not present\n"); return &local->stats; } if (readb(&p->mrx_overflow_for_host)) { @@ -1856,12 +1845,12 @@ static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, struct ccs __iomem *pccs; if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_update_parm - device not present\n"); + dev_dbg(&link->dev, "ray_update_parm - device not present\n"); return; } if ((ccsindex = get_free_ccs(local)) < 0) { - DEBUG(0, "ray_update_parm - No free ccs\n"); + dev_dbg(&link->dev, "ray_update_parm - No free ccs\n"); return; } pccs = ccs_base(local) + ccsindex; @@ -1874,7 +1863,7 @@ static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, } /* Interrupt the firmware to process the command */ if (interrupt_ecf(local, ccsindex)) { - DEBUG(0, "ray_cs associate failed - ECF not ready for intr\n"); + dev_dbg(&link->dev, "ray_cs associate failed - ECF not ready for intr\n"); writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); } } @@ -1891,12 +1880,12 @@ static void ray_update_multi_list(struct net_device *dev, int all) void __iomem *p = local->sram + HOST_TO_ECF_BASE; if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_update_multi_list - device not present\n"); + dev_dbg(&link->dev, "ray_update_multi_list - device not present\n"); return; } else - DEBUG(2, "ray_update_multi_list(%p)\n", dev); + dev_dbg(&link->dev, "ray_update_multi_list(%p)\n", dev); if ((ccsindex = get_free_ccs(local)) < 0) { - DEBUG(1, "ray_update_multi - No free ccs\n"); + dev_dbg(&link->dev, "ray_update_multi - No free ccs\n"); return; } pccs = ccs_base(local) + ccsindex; @@ -1910,7 +1899,7 @@ static void ray_update_multi_list(struct net_device *dev, int all) for (dmip = &dev->mc_list; (dmi = *dmip) != NULL; dmip = &dmi->next) { memcpy_toio(p, dmi->dmi_addr, ETH_ALEN); - DEBUG(1, + dev_dbg(&link->dev, "ray_update_multi add addr %02x%02x%02x%02x%02x%02x\n", dmi->dmi_addr[0], dmi->dmi_addr[1], dmi->dmi_addr[2], dmi->dmi_addr[3], @@ -1921,12 +1910,12 @@ static void ray_update_multi_list(struct net_device *dev, int all) if (i > 256 / ADDRLEN) i = 256 / ADDRLEN; writeb((UCHAR) i, &pccs->var); - DEBUG(1, "ray_cs update_multi %d addresses in list\n", i); + dev_dbg(&link->dev, "ray_cs update_multi %d addresses in list\n", i); /* Interrupt the firmware to process the command */ local->num_multi = i; } if (interrupt_ecf(local, ccsindex)) { - DEBUG(1, + dev_dbg(&link->dev, "ray_cs update_multi failed - ECF not ready for intr\n"); writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); } @@ -1938,11 +1927,11 @@ static void set_multicast_list(struct net_device *dev) ray_dev_t *local = netdev_priv(dev); UCHAR promisc; - DEBUG(2, "ray_cs set_multicast_list(%p)\n", dev); + pr_debug("ray_cs set_multicast_list(%p)\n", dev); if (dev->flags & IFF_PROMISC) { if (local->sparm.b5.a_promiscuous_mode == 0) { - DEBUG(1, "ray_cs set_multicast_list promisc on\n"); + pr_debug("ray_cs set_multicast_list promisc on\n"); local->sparm.b5.a_promiscuous_mode = 1; promisc = 1; ray_update_parm(dev, OBJID_promiscuous_mode, @@ -1950,7 +1939,7 @@ static void set_multicast_list(struct net_device *dev) } } else { if (local->sparm.b5.a_promiscuous_mode == 1) { - DEBUG(1, "ray_cs set_multicast_list promisc off\n"); + pr_debug("ray_cs set_multicast_list promisc off\n"); local->sparm.b5.a_promiscuous_mode = 0; promisc = 0; ray_update_parm(dev, OBJID_promiscuous_mode, @@ -1984,19 +1973,19 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) if (dev == NULL) /* Note that we want interrupts with dev->start == 0 */ return IRQ_NONE; - DEBUG(4, "ray_cs: interrupt for *dev=%p\n", dev); + pr_debug("ray_cs: interrupt for *dev=%p\n", dev); local = netdev_priv(dev); link = (struct pcmcia_device *)local->finder; if (!pcmcia_dev_present(link)) { - DEBUG(2, - "ray_cs interrupt from device not present or suspended.\n"); + pr_debug( + "ray_cs interrupt from device not present or suspended.\n"); return IRQ_NONE; } rcsindex = readb(&((struct scb __iomem *)(local->sram))->rcs_index); if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) { - DEBUG(1, "ray_cs interrupt bad rcsindex = 0x%x\n", rcsindex); + dev_dbg(&link->dev, "ray_cs interrupt bad rcsindex = 0x%x\n", rcsindex); clear_interrupt(local); return IRQ_HANDLED; } @@ -2008,33 +1997,33 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) case CCS_DOWNLOAD_STARTUP_PARAMS: /* Happens in firmware someday */ del_timer(&local->timer); if (status == CCS_COMMAND_COMPLETE) { - DEBUG(1, + dev_dbg(&link->dev, "ray_cs interrupt download_startup_parameters OK\n"); } else { - DEBUG(1, + dev_dbg(&link->dev, "ray_cs interrupt download_startup_parameters fail\n"); } break; case CCS_UPDATE_PARAMS: - DEBUG(1, "ray_cs interrupt update params done\n"); + dev_dbg(&link->dev, "ray_cs interrupt update params done\n"); if (status != CCS_COMMAND_COMPLETE) { tmp = readb(&pccs->var.update_param. failure_cause); - DEBUG(0, + dev_dbg(&link->dev, "ray_cs interrupt update params failed - reason %d\n", tmp); } break; case CCS_REPORT_PARAMS: - DEBUG(1, "ray_cs interrupt report params done\n"); + dev_dbg(&link->dev, "ray_cs interrupt report params done\n"); break; case CCS_UPDATE_MULTICAST_LIST: /* Note that this CCS isn't returned */ - DEBUG(1, + dev_dbg(&link->dev, "ray_cs interrupt CCS Update Multicast List done\n"); break; case CCS_UPDATE_POWER_SAVINGS_MODE: - DEBUG(1, + dev_dbg(&link->dev, "ray_cs interrupt update power save mode done\n"); break; case CCS_START_NETWORK: @@ -2043,11 +2032,11 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) if (readb (&pccs->var.start_network.net_initiated) == 1) { - DEBUG(0, + dev_dbg(&link->dev, "ray_cs interrupt network \"%s\" started\n", local->sparm.b4.a_current_ess_id); } else { - DEBUG(0, + dev_dbg(&link->dev, "ray_cs interrupt network \"%s\" joined\n", local->sparm.b4.a_current_ess_id); } @@ -2074,13 +2063,13 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) del_timer(&local->timer); local->timer.expires = jiffies + HZ * 5; local->timer.data = (long)local; - if (cmd == CCS_START_NETWORK) { - DEBUG(0, + if (status == CCS_START_NETWORK) { + dev_dbg(&link->dev, "ray_cs interrupt network \"%s\" start failed\n", local->sparm.b4.a_current_ess_id); local->timer.function = &start_net; } else { - DEBUG(0, + dev_dbg(&link->dev, "ray_cs interrupt network \"%s\" join failed\n", local->sparm.b4.a_current_ess_id); local->timer.function = &join_net; @@ -2091,19 +2080,19 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) case CCS_START_ASSOCIATION: if (status == CCS_COMMAND_COMPLETE) { local->card_status = CARD_ASSOC_COMPLETE; - DEBUG(0, "ray_cs association successful\n"); + dev_dbg(&link->dev, "ray_cs association successful\n"); } else { - DEBUG(0, "ray_cs association failed,\n"); + dev_dbg(&link->dev, "ray_cs association failed,\n"); local->card_status = CARD_ASSOC_FAILED; join_net((u_long) local); } break; case CCS_TX_REQUEST: if (status == CCS_COMMAND_COMPLETE) { - DEBUG(3, + dev_dbg(&link->dev, "ray_cs interrupt tx request complete\n"); } else { - DEBUG(1, + dev_dbg(&link->dev, "ray_cs interrupt tx request failed\n"); } if (!sniffer) @@ -2111,21 +2100,21 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) netif_wake_queue(dev); break; case CCS_TEST_MEMORY: - DEBUG(1, "ray_cs interrupt mem test done\n"); + dev_dbg(&link->dev, "ray_cs interrupt mem test done\n"); break; case CCS_SHUTDOWN: - DEBUG(1, + dev_dbg(&link->dev, "ray_cs interrupt Unexpected CCS returned - Shutdown\n"); break; case CCS_DUMP_MEMORY: - DEBUG(1, "ray_cs interrupt dump memory done\n"); + dev_dbg(&link->dev, "ray_cs interrupt dump memory done\n"); break; case CCS_START_TIMER: - DEBUG(2, + dev_dbg(&link->dev, "ray_cs interrupt DING - raylink timer expired\n"); break; default: - DEBUG(1, + dev_dbg(&link->dev, "ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n", rcsindex, cmd); } @@ -2139,7 +2128,7 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) ray_rx(dev, local, prcs); break; case REJOIN_NET_COMPLETE: - DEBUG(1, "ray_cs interrupt rejoin net complete\n"); + dev_dbg(&link->dev, "ray_cs interrupt rejoin net complete\n"); local->card_status = CARD_ACQ_COMPLETE; /* do we need to clear tx buffers CCS's? */ if (local->sparm.b4.a_network_type == ADHOC) { @@ -2149,7 +2138,7 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) memcpy_fromio(&local->bss_id, prcs->var.rejoin_net_complete. bssid, ADDRLEN); - DEBUG(1, + dev_dbg(&link->dev, "ray_cs new BSSID = %02x%02x%02x%02x%02x%02x\n", local->bss_id[0], local->bss_id[1], local->bss_id[2], local->bss_id[3], @@ -2159,15 +2148,15 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) } break; case ROAMING_INITIATED: - DEBUG(1, "ray_cs interrupt roaming initiated\n"); + dev_dbg(&link->dev, "ray_cs interrupt roaming initiated\n"); netif_stop_queue(dev); local->card_status = CARD_DOING_ACQ; break; case JAPAN_CALL_SIGN_RXD: - DEBUG(1, "ray_cs interrupt japan call sign rx\n"); + dev_dbg(&link->dev, "ray_cs interrupt japan call sign rx\n"); break; default: - DEBUG(1, + dev_dbg(&link->dev, "ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n", rcsindex, (unsigned int)readb(&prcs->interrupt_id)); @@ -2186,7 +2175,7 @@ static void ray_rx(struct net_device *dev, ray_dev_t *local, int rx_len; unsigned int pkt_addr; void __iomem *pmsg; - DEBUG(4, "ray_rx process rx packet\n"); + pr_debug("ray_rx process rx packet\n"); /* Calculate address of packet within Rx buffer */ pkt_addr = ((readb(&prcs->var.rx_packet.rx_data_ptr[0]) << 8) @@ -2199,28 +2188,28 @@ static void ray_rx(struct net_device *dev, ray_dev_t *local, pmsg = local->rmem + pkt_addr; switch (readb(pmsg)) { case DATA_TYPE: - DEBUG(4, "ray_rx data type\n"); + pr_debug("ray_rx data type\n"); rx_data(dev, prcs, pkt_addr, rx_len); break; case AUTHENTIC_TYPE: - DEBUG(4, "ray_rx authentic type\n"); + pr_debug("ray_rx authentic type\n"); if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len); else rx_authenticate(local, prcs, pkt_addr, rx_len); break; case DEAUTHENTIC_TYPE: - DEBUG(4, "ray_rx deauth type\n"); + pr_debug("ray_rx deauth type\n"); if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len); else rx_deauthenticate(local, prcs, pkt_addr, rx_len); break; case NULL_MSG_TYPE: - DEBUG(3, "ray_cs rx NULL msg\n"); + pr_debug("ray_cs rx NULL msg\n"); break; case BEACON_TYPE: - DEBUG(4, "ray_rx beacon type\n"); + pr_debug("ray_rx beacon type\n"); if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len); @@ -2233,7 +2222,7 @@ static void ray_rx(struct net_device *dev, ray_dev_t *local, ray_get_stats(dev); break; default: - DEBUG(0, "ray_cs unknown pkt type %2x\n", + pr_debug("ray_cs unknown pkt type %2x\n", (unsigned int)readb(pmsg)); break; } @@ -2262,7 +2251,7 @@ static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, rx_len > (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + FCS_LEN)) { - DEBUG(0, + pr_debug( "ray_cs invalid packet length %d received \n", rx_len); return; @@ -2273,17 +2262,17 @@ static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, rx_len > (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + FCS_LEN)) { - DEBUG(0, + pr_debug( "ray_cs invalid packet length %d received \n", rx_len); return; } } } - DEBUG(4, "ray_cs rx_data packet\n"); + pr_debug("ray_cs rx_data packet\n"); /* If fragmented packet, verify sizes of fragments add up */ if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) { - DEBUG(1, "ray_cs rx'ed fragment\n"); + pr_debug("ray_cs rx'ed fragment\n"); tmp = (readb(&prcs->var.rx_packet.totalpacketlength[0]) << 8) + readb(&prcs->var.rx_packet.totalpacketlength[1]); total_len = tmp; @@ -2301,7 +2290,7 @@ static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, } while (1); if (tmp < 0) { - DEBUG(0, + pr_debug( "ray_cs rx_data fragment lengths don't add up\n"); local->stats.rx_dropped++; release_frag_chain(local, prcs); @@ -2313,7 +2302,7 @@ static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, skb = dev_alloc_skb(total_len + 5); if (skb == NULL) { - DEBUG(0, "ray_cs rx_data could not allocate skb\n"); + pr_debug("ray_cs rx_data could not allocate skb\n"); local->stats.rx_dropped++; if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) release_frag_chain(local, prcs); @@ -2321,7 +2310,7 @@ static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, } skb_reserve(skb, 2); /* Align IP on 16 byte (TBD check this) */ - DEBUG(4, "ray_cs rx_data total_len = %x, rx_len = %x\n", total_len, + pr_debug("ray_cs rx_data total_len = %x, rx_len = %x\n", total_len, rx_len); /************************/ @@ -2354,7 +2343,7 @@ static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, tmp = 17; if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) { prcslink = prcs; - DEBUG(1, "ray_cs rx_data in fragment loop\n"); + pr_debug("ray_cs rx_data in fragment loop\n"); do { prcslink = rcs_base(local) + @@ -2426,8 +2415,8 @@ static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len) memcpy(destaddr, ieee80211_get_DA(pmac), ADDRLEN); memcpy(srcaddr, ieee80211_get_SA(pmac), ADDRLEN); -#ifdef PCMCIA_DEBUG - if (pc_debug > 3) { +#if 0 + if { print_hex_dump(KERN_DEBUG, "skb->data before untranslate: ", DUMP_PREFIX_NONE, 16, 1, skb->data, 64, true); @@ -2441,7 +2430,7 @@ static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len) if (psnap->dsap != 0xaa || psnap->ssap != 0xaa || psnap->ctrl != 3) { /* not a snap type so leave it alone */ - DEBUG(3, "ray_cs untranslate NOT SNAP %02x %02x %02x\n", + pr_debug("ray_cs untranslate NOT SNAP %02x %02x %02x\n", psnap->dsap, psnap->ssap, psnap->ctrl); delta = RX_MAC_HEADER_LENGTH - ETH_HLEN; @@ -2450,7 +2439,7 @@ static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len) } else { /* Its a SNAP */ if (memcmp(psnap->org, org_bridge, 3) == 0) { /* EtherII and nuke the LLC */ - DEBUG(3, "ray_cs untranslate Bridge encap\n"); + pr_debug("ray_cs untranslate Bridge encap\n"); delta = RX_MAC_HEADER_LENGTH + sizeof(struct snaphdr_t) - ETH_HLEN; peth = (struct ethhdr *)(skb->data + delta); @@ -2459,14 +2448,14 @@ static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len) switch (ntohs(type)) { case ETH_P_IPX: case ETH_P_AARP: - DEBUG(3, "ray_cs untranslate RFC IPX/AARP\n"); + pr_debug("ray_cs untranslate RFC IPX/AARP\n"); delta = RX_MAC_HEADER_LENGTH - ETH_HLEN; peth = (struct ethhdr *)(skb->data + delta); peth->h_proto = htons(len - RX_MAC_HEADER_LENGTH); break; default: - DEBUG(3, "ray_cs untranslate RFC default\n"); + pr_debug("ray_cs untranslate RFC default\n"); delta = RX_MAC_HEADER_LENGTH + sizeof(struct snaphdr_t) - ETH_HLEN; peth = (struct ethhdr *)(skb->data + delta); @@ -2482,12 +2471,12 @@ static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len) } /* TBD reserve skb_reserve(skb, delta); */ skb_pull(skb, delta); - DEBUG(3, "untranslate after skb_pull(%d), skb->data = %p\n", delta, + pr_debug("untranslate after skb_pull(%d), skb->data = %p\n", delta, skb->data); memcpy(peth->h_dest, destaddr, ADDRLEN); memcpy(peth->h_source, srcaddr, ADDRLEN); -#ifdef PCMCIA_DEBUG - if (pc_debug > 3) { +#if 0 + { int i; printk(KERN_DEBUG "skb->data after untranslate:"); for (i = 0; i < 64; i++) @@ -2529,7 +2518,7 @@ static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs) while (tmp--) { writeb(CCS_BUFFER_FREE, &prcslink->buffer_status); if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) { - DEBUG(1, "ray_cs interrupt bad rcsindex = 0x%x\n", + pr_debug("ray_cs interrupt bad rcsindex = 0x%x\n", rcsindex); break; } @@ -2543,9 +2532,9 @@ static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs) static void authenticate(ray_dev_t *local) { struct pcmcia_device *link = local->finder; - DEBUG(0, "ray_cs Starting authentication.\n"); + dev_dbg(&link->dev, "ray_cs Starting authentication.\n"); if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_cs authenticate - device not present\n"); + dev_dbg(&link->dev, "ray_cs authenticate - device not present\n"); return; } @@ -2573,11 +2562,11 @@ static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs, copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff); /* if we are trying to get authenticated */ if (local->sparm.b4.a_network_type == ADHOC) { - DEBUG(1, "ray_cs rx_auth var= %02x %02x %02x %02x %02x %02x\n", + pr_debug("ray_cs rx_auth var= %02x %02x %02x %02x %02x %02x\n", msg->var[0], msg->var[1], msg->var[2], msg->var[3], msg->var[4], msg->var[5]); if (msg->var[2] == 1) { - DEBUG(0, "ray_cs Sending authentication response.\n"); + pr_debug("ray_cs Sending authentication response.\n"); if (!build_auth_frame (local, msg->mac.addr_2, OPEN_AUTH_RESPONSE)) { local->authentication_state = NEED_TO_AUTH; @@ -2591,13 +2580,13 @@ static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs, /* Verify authentication sequence #2 and success */ if (msg->var[2] == 2) { if ((msg->var[3] | msg->var[4]) == 0) { - DEBUG(1, "Authentication successful\n"); + pr_debug("Authentication successful\n"); local->card_status = CARD_AUTH_COMPLETE; associate(local); local->authentication_state = AUTHENTICATED; } else { - DEBUG(0, "Authentication refused\n"); + pr_debug("Authentication refused\n"); local->card_status = CARD_AUTH_REFUSED; join_net((u_long) local); local->authentication_state = @@ -2617,22 +2606,22 @@ static void associate(ray_dev_t *local) struct net_device *dev = link->priv; int ccsindex; if (!(pcmcia_dev_present(link))) { - DEBUG(2, "ray_cs associate - device not present\n"); + dev_dbg(&link->dev, "ray_cs associate - device not present\n"); return; } /* If no tx buffers available, return */ if ((ccsindex = get_free_ccs(local)) < 0) { /* TBD should never be here but... what if we are? */ - DEBUG(1, "ray_cs associate - No free ccs\n"); + dev_dbg(&link->dev, "ray_cs associate - No free ccs\n"); return; } - DEBUG(1, "ray_cs Starting association with access point\n"); + dev_dbg(&link->dev, "ray_cs Starting association with access point\n"); pccs = ccs_base(local) + ccsindex; /* fill in the CCS */ writeb(CCS_START_ASSOCIATION, &pccs->cmd); /* Interrupt the firmware to process the command */ if (interrupt_ecf(local, ccsindex)) { - DEBUG(1, "ray_cs associate failed - ECF not ready for intr\n"); + dev_dbg(&link->dev, "ray_cs associate failed - ECF not ready for intr\n"); writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); del_timer(&local->timer); @@ -2655,7 +2644,7 @@ static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs, /* UCHAR buff[256]; struct rx_msg *msg = (struct rx_msg *)buff; */ - DEBUG(0, "Deauthentication frame received\n"); + pr_debug("Deauthentication frame received\n"); local->authentication_state = UNAUTHENTICATED; /* Need to reauthenticate or rejoin depending on reason code */ /* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff); @@ -2823,7 +2812,7 @@ static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type) /* If no tx buffers available, return */ if ((ccsindex = get_free_tx_ccs(local)) < 0) { - DEBUG(1, "ray_cs send authenticate - No free tx ccs\n"); + pr_debug("ray_cs send authenticate - No free tx ccs\n"); return -1; } @@ -2855,7 +2844,7 @@ static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type) /* Interrupt the firmware to process the command */ if (interrupt_ecf(local, ccsindex)) { - DEBUG(1, + pr_debug( "ray_cs send authentication request failed - ECF not ready for intr\n"); writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); return -1; @@ -2942,9 +2931,9 @@ static int __init init_ray_cs(void) { int rc; - DEBUG(1, "%s\n", rcsid); + pr_debug("%s\n", rcsid); rc = pcmcia_register_driver(&ray_driver); - DEBUG(1, "raylink init_module register_pcmcia_driver returns 0x%x\n", + pr_debug("raylink init_module register_pcmcia_driver returns 0x%x\n", rc); #ifdef CONFIG_PROC_FS @@ -2964,7 +2953,7 @@ static int __init init_ray_cs(void) static void __exit exit_ray_cs(void) { - DEBUG(0, "ray_cs: cleanup_module\n"); + pr_debug("ray_cs: cleanup_module\n"); #ifdef CONFIG_PROC_FS remove_proc_entry("driver/ray_cs/ray_cs", NULL); diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c index 891bdab..7b9621d 100644 --- a/drivers/net/wireless/wl3501_cs.c +++ b/drivers/net/wireless/wl3501_cs.c @@ -67,23 +67,7 @@ /* For rough constant delay */ #define WL3501_NOPLOOP(n) { int x = 0; while (x++ < n) slow_down_io(); } -/* - * All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If you do not - * define PCMCIA_DEBUG at all, all the debug code will be left out. If you - * compile with PCMCIA_DEBUG=0, the debug code will be present but disabled -- - * but it can then be enabled for specific modules at load time with a - * 'pc_debug=#' option to insmod. - */ -#define PCMCIA_DEBUG 0 -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define dprintk(n, format, args...) \ - { if (pc_debug > (n)) \ - printk(KERN_INFO "%s: " format "\n", __func__ , ##args); } -#else -#define dprintk(n, format, args...) -#endif + #define wl3501_outb(a, b) { outb(a, b); slow_down_io(); } #define wl3501_outb_p(a, b) { outb_p(a, b); slow_down_io(); } @@ -684,10 +668,10 @@ static void wl3501_mgmt_scan_confirm(struct wl3501_card *this, u16 addr) int matchflag = 0; struct wl3501_scan_confirm sig; - dprintk(3, "entry"); + pr_debug("entry"); wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); if (sig.status == WL3501_STATUS_SUCCESS) { - dprintk(3, "success"); + pr_debug("success"); if ((this->net_type == IW_MODE_INFRA && (sig.cap_info & WL3501_MGMT_CAPABILITY_ESS)) || (this->net_type == IW_MODE_ADHOC && @@ -722,7 +706,7 @@ static void wl3501_mgmt_scan_confirm(struct wl3501_card *this, u16 addr) } } } else if (sig.status == WL3501_STATUS_TIMEOUT) { - dprintk(3, "timeout"); + pr_debug("timeout"); this->join_sta_bss = 0; for (i = this->join_sta_bss; i < this->bss_cnt; i++) if (!wl3501_mgmt_join(this, i)) @@ -879,7 +863,7 @@ static int wl3501_mgmt_auth(struct wl3501_card *this) .timeout = 1000, }; - dprintk(3, "entry"); + pr_debug("entry"); memcpy(sig.mac_addr, this->bssid, ETH_ALEN); return wl3501_esbq_exec(this, &sig, sizeof(sig)); } @@ -893,7 +877,7 @@ static int wl3501_mgmt_association(struct wl3501_card *this) .cap_info = this->cap_info, }; - dprintk(3, "entry"); + pr_debug("entry"); memcpy(sig.mac_addr, this->bssid, ETH_ALEN); return wl3501_esbq_exec(this, &sig, sizeof(sig)); } @@ -903,7 +887,7 @@ static void wl3501_mgmt_join_confirm(struct net_device *dev, u16 addr) struct wl3501_card *this = netdev_priv(dev); struct wl3501_join_confirm sig; - dprintk(3, "entry"); + pr_debug("entry"); wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); if (sig.status == WL3501_STATUS_SUCCESS) { if (this->net_type == IW_MODE_INFRA) { @@ -962,7 +946,7 @@ static inline void wl3501_md_confirm_interrupt(struct net_device *dev, { struct wl3501_md_confirm sig; - dprintk(3, "entry"); + pr_debug("entry"); wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); wl3501_free_tx_buffer(this, sig.data); if (netif_queue_stopped(dev)) @@ -1017,7 +1001,7 @@ static inline void wl3501_md_ind_interrupt(struct net_device *dev, static inline void wl3501_get_confirm_interrupt(struct wl3501_card *this, u16 addr, void *sig, int size) { - dprintk(3, "entry"); + pr_debug("entry"); wl3501_get_from_wla(this, addr, &this->sig_get_confirm, sizeof(this->sig_get_confirm)); wake_up(&this->wait); @@ -1029,7 +1013,7 @@ static inline void wl3501_start_confirm_interrupt(struct net_device *dev, { struct wl3501_start_confirm sig; - dprintk(3, "entry"); + pr_debug("entry"); wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); if (sig.status == WL3501_STATUS_SUCCESS) netif_wake_queue(dev); @@ -1041,7 +1025,7 @@ static inline void wl3501_assoc_confirm_interrupt(struct net_device *dev, struct wl3501_card *this = netdev_priv(dev); struct wl3501_assoc_confirm sig; - dprintk(3, "entry"); + pr_debug("entry"); wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); if (sig.status == WL3501_STATUS_SUCCESS) @@ -1053,7 +1037,7 @@ static inline void wl3501_auth_confirm_interrupt(struct wl3501_card *this, { struct wl3501_auth_confirm sig; - dprintk(3, "entry"); + pr_debug("entry"); wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); if (sig.status == WL3501_STATUS_SUCCESS) @@ -1069,7 +1053,7 @@ static inline void wl3501_rx_interrupt(struct net_device *dev) u8 sig_id; struct wl3501_card *this = netdev_priv(dev); - dprintk(3, "entry"); + pr_debug("entry"); loop: morepkts = 0; if (!wl3501_esbq_confirm(this)) @@ -1302,7 +1286,7 @@ static int wl3501_reset(struct net_device *dev) wl3501_ack_interrupt(this); wl3501_unblock_interrupt(this); wl3501_mgmt_scan(this, 100); - dprintk(1, "%s: device reset", dev->name); + pr_debug("%s: device reset", dev->name); rc = 0; out: return rc; @@ -1376,7 +1360,7 @@ static int wl3501_open(struct net_device *dev) link->open++; /* Initial WL3501 firmware */ - dprintk(1, "%s: Initialize WL3501 firmware...", dev->name); + pr_debug("%s: Initialize WL3501 firmware...", dev->name); if (wl3501_init_firmware(this)) goto fail; /* Initial device variables */ @@ -1388,7 +1372,7 @@ static int wl3501_open(struct net_device *dev) wl3501_unblock_interrupt(this); wl3501_mgmt_scan(this, 100); rc = 0; - dprintk(1, "%s: WL3501 opened", dev->name); + pr_debug("%s: WL3501 opened", dev->name); printk(KERN_INFO "%s: Card Name: %s\n" "%s: Firmware Date: %s\n", dev->name, this->card_name, @@ -1914,8 +1898,7 @@ static int wl3501_probe(struct pcmcia_device *p_dev) p_dev->io.IOAddrLines = 5; /* Interrupt setup */ - p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID; + p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; p_dev->irq.Handler = wl3501_interrupt; /* General socket configuration */ @@ -1938,16 +1921,13 @@ static int wl3501_probe(struct pcmcia_device *p_dev) dev->wireless_handlers = &wl3501_handler_def; SET_ETHTOOL_OPS(dev, &ops); netif_stop_queue(dev); - p_dev->priv = p_dev->irq.Instance = dev; + p_dev->priv = dev; return wl3501_config(p_dev); out_link: return -ENOMEM; } -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - /** * wl3501_config - configure the PCMCIA socket and make eth device available * @link - FILL_IN @@ -1959,7 +1939,7 @@ do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) static int wl3501_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; - int i = 0, j, last_fn, last_ret; + int i = 0, j, ret; struct wl3501_card *this; /* Try allocating IO ports. This tries a few fixed addresses. If you @@ -1975,24 +1955,26 @@ static int wl3501_config(struct pcmcia_device *link) if (i == 0) break; } - if (i != 0) { - cs_error(link, RequestIO, i); + if (i != 0) goto failed; - } /* Now allocate an interrupt line. Note that this does not actually * assign a handler to the interrupt. */ - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; /* This actually configures the PCMCIA socket -- setting up the I/O * windows and the interrupt mapping. */ - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); if (register_netdev(dev)) { printk(KERN_NOTICE "wl3501_cs: register_netdev() failed\n"); goto failed; @@ -2041,8 +2023,6 @@ static int wl3501_config(struct pcmcia_device *link) netif_start_queue(dev); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: wl3501_release(link); return -ENODEV; diff --git a/drivers/parport/parport_cs.c b/drivers/parport/parport_cs.c index 8fdfa4f..7dd370f 100644 --- a/drivers/parport/parport_cs.c +++ b/drivers/parport/parport_cs.c @@ -67,14 +67,6 @@ MODULE_LICENSE("Dual MPL/GPL"); INT_MODULE_PARM(epp_mode, 1); -#ifdef PCMCIA_DEBUG -INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = -"parport_cs.c 1.29 2002/10/11 06:57:41 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -103,7 +95,7 @@ static int parport_probe(struct pcmcia_device *link) { parport_info_t *info; - DEBUG(0, "parport_attach()\n"); + dev_dbg(&link->dev, "parport_attach()\n"); /* Create new parport device */ info = kzalloc(sizeof(*info), GFP_KERNEL); @@ -114,7 +106,6 @@ static int parport_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -132,7 +123,7 @@ static int parport_probe(struct pcmcia_device *link) static void parport_detach(struct pcmcia_device *link) { - DEBUG(0, "parport_detach(0x%p)\n", link); + dev_dbg(&link->dev, "parport_detach\n"); parport_cs_release(link); @@ -147,9 +138,6 @@ static void parport_detach(struct pcmcia_device *link) ======================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int parport_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cfg, cistpl_cftable_entry_t *dflt, @@ -178,18 +166,20 @@ static int parport_config(struct pcmcia_device *link) { parport_info_t *info = link->priv; struct parport *p; - int last_ret, last_fn; + int ret; - DEBUG(0, "parport_config(0x%p)\n", link); + dev_dbg(&link->dev, "parport_config\n"); - last_ret = pcmcia_loop_config(link, parport_config_check, NULL); - if (last_ret) { - cs_error(link, RequestIO, last_ret); + ret = pcmcia_loop_config(link, parport_config_check, NULL); + if (ret) goto failed; - } - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; p = parport_pc_probe_port(link->io.BasePort1, link->io.BasePort2, link->irq.AssignedIRQ, PARPORT_DMA_NONE, @@ -213,8 +203,6 @@ static int parport_config(struct pcmcia_device *link) return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: parport_cs_release(link); return -ENODEV; @@ -232,7 +220,7 @@ static void parport_cs_release(struct pcmcia_device *link) { parport_info_t *info = link->priv; - DEBUG(0, "parport_release(0x%p)\n", link); + dev_dbg(&link->dev, "parport_release\n"); if (info->ndev) { struct parport *p = info->port; diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c index b952ebc..416f6ac 100644 --- a/drivers/pci/dmar.c +++ b/drivers/pci/dmar.c @@ -645,10 +645,13 @@ void __init detect_intel_iommu(void) "x2apic and Intr-remapping.\n"); #endif #ifdef CONFIG_DMAR - if (ret && !no_iommu && !iommu_detected && !swiotlb && - !dmar_disabled) + if (ret && !no_iommu && !iommu_detected && !dmar_disabled) iommu_detected = 1; #endif +#ifdef CONFIG_X86 + if (ret) + x86_init.iommu.iommu_init = intel_iommu_init; +#endif } early_acpi_os_unmap_memory(dmar_tbl, dmar_tbl_size); dmar_tbl = NULL; diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index 1840a05..9261327 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -3266,7 +3266,7 @@ int __init intel_iommu_init(void) * Check the need for DMA-remapping initialization now. * Above initialization will also be used by Interrupt-remapping. */ - if (no_iommu || swiotlb || dmar_disabled) + if (no_iommu || dmar_disabled) return -ENODEV; iommu_init_mempool(); @@ -3287,7 +3287,9 @@ int __init intel_iommu_init(void) "PCI-DMA: Intel(R) Virtualization Technology for Directed I/O\n"); init_timer(&unmap_timer); - force_iommu = 1; +#ifdef CONFIG_SWIOTLB + swiotlb = 0; +#endif dma_ops = &intel_dma_ops; init_iommu_sysfs(); diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig index 17f38a7..f3ccbcc 100644 --- a/drivers/pcmcia/Kconfig +++ b/drivers/pcmcia/Kconfig @@ -17,24 +17,6 @@ menuconfig PCCARD if PCCARD -config PCMCIA_DEBUG - bool "Enable PCCARD debugging" - help - Say Y here to enable PCMCIA subsystem debugging. You - will need to choose the debugging level either via the - kernel command line, or module options depending whether - you build the PCMCIA as modules. - - The kernel command line options are: - pcmcia_core.pc_debug=N - pcmcia.pc_debug=N - sa11xx_core.pc_debug=N - - The module option is called pc_debug=N - - In all the above examples, N is the debugging verbosity - level. - config PCMCIA tristate "16-bit PCMCIA support" select CRC32 @@ -196,9 +178,13 @@ config PCMCIA_BCM63XX tristate "bcm63xx pcmcia support" depends on BCM63XX && PCMCIA +config PCMCIA_SOC_COMMON + bool + config PCMCIA_SA1100 tristate "SA1100 support" depends on ARM && ARCH_SA1100 && PCMCIA + select PCMCIA_SOC_COMMON help Say Y here to include support for SA11x0-based PCMCIA or CF sockets, found on HP iPAQs, Yopy, and other StrongARM(R)/ @@ -209,6 +195,7 @@ config PCMCIA_SA1100 config PCMCIA_SA1111 tristate "SA1111 support" depends on ARM && ARCH_SA1100 && SA1111 && PCMCIA + select PCMCIA_SOC_COMMON help Say Y here to include support for SA1111-based PCMCIA or CF sockets, found on the Jornada 720, Graphicsmaster and other @@ -222,9 +209,28 @@ config PCMCIA_PXA2XX depends on (ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL \ || MACH_ARMCORE || ARCH_PXA_PALM || TRIZEPS_PCMCIA \ || ARCH_VIPER || ARCH_PXA_ESERIES || MACH_STARGATE2) + select PCMCIA_SOC_COMMON help Say Y here to include support for the PXA2xx PCMCIA controller +config PCMCIA_DEBUG + bool "Enable debugging" + depends on (PCMCIA_SA1111 || PCMCIA_SA1100 || PCMCIA_PXA2XX) + help + Say Y here to enable debugging for the SoC PCMCIA layer. + You will need to choose the debugging level either via the + kernel command line, or module options depending whether + you build the drivers as modules. + + The kernel command line options are: + sa11xx_core.pc_debug=N + pxa2xx_core.pc_debug=N + + The module option is called pc_debug=N + + In all the above examples, N is the debugging verbosity + level. + config PCMCIA_PROBE bool default y if ISA && !ARCH_SA1100 && !ARCH_CLPS711X && !PARISC diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile index a03a38a..3829383 100644 --- a/drivers/pcmcia/Makefile +++ b/drivers/pcmcia/Makefile @@ -22,8 +22,9 @@ obj-$(CONFIG_I82365) += i82365.o obj-$(CONFIG_I82092) += i82092.o obj-$(CONFIG_TCIC) += tcic.o obj-$(CONFIG_PCMCIA_M8XX) += m8xx_pcmcia.o -obj-$(CONFIG_PCMCIA_SA1100) += sa11xx_core.o sa1100_cs.o -obj-$(CONFIG_PCMCIA_SA1111) += sa11xx_core.o sa1111_cs.o +obj-$(CONFIG_PCMCIA_SOC_COMMON) += soc_common.o +obj-$(CONFIG_PCMCIA_SA1100) += sa11xx_base.o sa1100_cs.o +obj-$(CONFIG_PCMCIA_SA1111) += sa11xx_base.o sa1111_cs.o obj-$(CONFIG_M32R_PCC) += m32r_pcc.o obj-$(CONFIG_M32R_CFC) += m32r_cfc.o obj-$(CONFIG_PCMCIA_AU1X00) += au1x00_ss.o @@ -35,9 +36,6 @@ obj-$(CONFIG_BFIN_CFPCMCIA) += bfin_cf_pcmcia.o obj-$(CONFIG_AT91_CF) += at91_cf.o obj-$(CONFIG_ELECTRA_CF) += electra_cf.o -sa11xx_core-y += soc_common.o sa11xx_base.o -pxa2xx_core-y += soc_common.o pxa2xx_base.o - au1x00_ss-y += au1000_generic.o au1x00_ss-$(CONFIG_MIPS_PB1000) += au1000_pb1x00.o au1x00_ss-$(CONFIG_MIPS_PB1100) += au1000_pb1x00.o @@ -77,4 +75,4 @@ pxa2xx-obj-$(CONFIG_MACH_PALMLD) += pxa2xx_palmld.o pxa2xx-obj-$(CONFIG_MACH_E740) += pxa2xx_e740.o pxa2xx-obj-$(CONFIG_MACH_STARGATE2) += pxa2xx_stargate2.o -obj-$(CONFIG_PCMCIA_PXA2XX) += pxa2xx_core.o $(pxa2xx-obj-y) +obj-$(CONFIG_PCMCIA_PXA2XX) += pxa2xx_base.o $(pxa2xx-obj-y) diff --git a/drivers/pcmcia/cardbus.c b/drivers/pcmcia/cardbus.c index db77e1f..4cd70d0 100644 --- a/drivers/pcmcia/cardbus.c +++ b/drivers/pcmcia/cardbus.c @@ -91,7 +91,7 @@ static u_int xlate_rom_addr(void __iomem *b, u_int addr) static void cb_release_cis_mem(struct pcmcia_socket * s) { if (s->cb_cis_virt) { - cs_dbg(s, 1, "cb_release_cis_mem()\n"); + dev_dbg(&s->dev, "cb_release_cis_mem()\n"); iounmap(s->cb_cis_virt); s->cb_cis_virt = NULL; s->cb_cis_res = NULL; @@ -132,7 +132,7 @@ int read_cb_mem(struct pcmcia_socket * s, int space, u_int addr, u_int len, void struct pci_dev *dev; struct resource *res; - cs_dbg(s, 3, "read_cb_mem(%d, %#x, %u)\n", space, addr, len); + dev_dbg(&s->dev, "read_cb_mem(%d, %#x, %u)\n", space, addr, len); dev = pci_get_slot(s->cb_dev->subordinate, 0); if (!dev) diff --git a/drivers/pcmcia/cirrus.h b/drivers/pcmcia/cirrus.h index ecd4fc7..446a457 100644 --- a/drivers/pcmcia/cirrus.h +++ b/drivers/pcmcia/cirrus.h @@ -30,16 +30,6 @@ #ifndef _LINUX_CIRRUS_H #define _LINUX_CIRRUS_H -#ifndef PCI_VENDOR_ID_CIRRUS -#define PCI_VENDOR_ID_CIRRUS 0x1013 -#endif -#ifndef PCI_DEVICE_ID_CIRRUS_6729 -#define PCI_DEVICE_ID_CIRRUS_6729 0x1100 -#endif -#ifndef PCI_DEVICE_ID_CIRRUS_6832 -#define PCI_DEVICE_ID_CIRRUS_6832 0x1110 -#endif - #define PD67_MISC_CTL_1 0x16 /* Misc control 1 */ #define PD67_FIFO_CTL 0x17 /* FIFO control */ #define PD67_MISC_CTL_2 0x1E /* Misc control 2 */ diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c index 6c4a4fc..8c1b73c 100644 --- a/drivers/pcmcia/cistpl.c +++ b/drivers/pcmcia/cistpl.c @@ -138,7 +138,7 @@ int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, void __iomem *sys, *end; unsigned char *buf = ptr; - cs_dbg(s, 3, "pcmcia_read_cis_mem(%d, %#x, %u)\n", attr, addr, len); + dev_dbg(&s->dev, "pcmcia_read_cis_mem(%d, %#x, %u)\n", attr, addr, len); if (attr & IS_INDIRECT) { /* Indirect accesses use a bunch of special registers at fixed @@ -190,7 +190,7 @@ int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, addr = 0; } } - cs_dbg(s, 3, " %#2.2x %#2.2x %#2.2x %#2.2x ...\n", + dev_dbg(&s->dev, " %#2.2x %#2.2x %#2.2x %#2.2x ...\n", *(u_char *)(ptr+0), *(u_char *)(ptr+1), *(u_char *)(ptr+2), *(u_char *)(ptr+3)); return 0; @@ -204,7 +204,7 @@ void pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, void __iomem *sys, *end; unsigned char *buf = ptr; - cs_dbg(s, 3, "pcmcia_write_cis_mem(%d, %#x, %u)\n", attr, addr, len); + dev_dbg(&s->dev, "pcmcia_write_cis_mem(%d, %#x, %u)\n", attr, addr, len); if (attr & IS_INDIRECT) { /* Indirect accesses use a bunch of special registers at fixed @@ -584,7 +584,7 @@ int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function, tuple_ ofs += link[1] + 2; } if (i == MAX_TUPLES) { - cs_dbg(s, 1, "cs: overrun in pcmcia_get_next_tuple\n"); + dev_dbg(&s->dev, "cs: overrun in pcmcia_get_next_tuple\n"); return -ENOSPC; } @@ -1440,7 +1440,7 @@ int pcmcia_parse_tuple(tuple_t *tuple, cisparse_t *parse) break; } if (ret) - __cs_dbg(0, "parse_tuple failed %d\n", ret); + pr_debug("parse_tuple failed %d\n", ret); return ret; } EXPORT_SYMBOL(pcmcia_parse_tuple); @@ -1482,6 +1482,67 @@ done: } EXPORT_SYMBOL(pccard_read_tuple); + +/** + * pccard_loop_tuple() - loop over tuples in the CIS + * @s: the struct pcmcia_socket where the card is inserted + * @function: the device function we loop for + * @code: which CIS code shall we look for? + * @parse: buffer where the tuple shall be parsed (or NULL, if no parse) + * @priv_data: private data to be passed to the loop_tuple function. + * @loop_tuple: function to call for each CIS entry of type @function. IT + * gets passed the raw tuple, the paresed tuple (if @parse is + * set) and @priv_data. + * + * pccard_loop_tuple() loops over all CIS entries of type @function, and + * calls the @loop_tuple function for each entry. If the call to @loop_tuple + * returns 0, the loop exits. Returns 0 on success or errorcode otherwise. + */ +int pccard_loop_tuple(struct pcmcia_socket *s, unsigned int function, + cisdata_t code, cisparse_t *parse, void *priv_data, + int (*loop_tuple) (tuple_t *tuple, + cisparse_t *parse, + void *priv_data)) +{ + tuple_t tuple; + cisdata_t *buf; + int ret; + + buf = kzalloc(256, GFP_KERNEL); + if (buf == NULL) { + dev_printk(KERN_WARNING, &s->dev, "no memory to read tuple\n"); + return -ENOMEM; + } + + tuple.TupleData = buf; + tuple.TupleDataMax = 255; + tuple.TupleOffset = 0; + tuple.DesiredTuple = code; + tuple.Attributes = 0; + + ret = pccard_get_first_tuple(s, function, &tuple); + while (!ret) { + if (pccard_get_tuple_data(s, &tuple)) + goto next_entry; + + if (parse) + if (pcmcia_parse_tuple(&tuple, parse)) + goto next_entry; + + ret = loop_tuple(&tuple, parse, priv_data); + if (!ret) + break; + +next_entry: + ret = pccard_get_next_tuple(s, function, &tuple); + } + + kfree(buf); + return ret; +} +EXPORT_SYMBOL(pccard_loop_tuple); + + /*====================================================================== This tries to determine if a card has a sensible CIS. It returns diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c index 698d75c..790af87 100644 --- a/drivers/pcmcia/cs.c +++ b/drivers/pcmcia/cs.c @@ -61,17 +61,6 @@ INT_MODULE_PARM(unreset_limit, 30); /* unreset_check's */ /* Access speed for attribute memory windows */ INT_MODULE_PARM(cis_speed, 300); /* ns */ -#ifdef CONFIG_PCMCIA_DEBUG -static int pc_debug; - -module_param(pc_debug, int, 0644); - -int cs_debug_level(int level) -{ - return pc_debug > level; -} -#endif - socket_state_t dead_socket = { .csc_mask = SS_DETECT, @@ -190,7 +179,7 @@ int pcmcia_register_socket(struct pcmcia_socket *socket) if (!socket || !socket->ops || !socket->dev.parent || !socket->resource_ops) return -EINVAL; - cs_dbg(socket, 0, "pcmcia_register_socket(0x%p)\n", socket->ops); + dev_dbg(&socket->dev, "pcmcia_register_socket(0x%p)\n", socket->ops); spin_lock_init(&socket->lock); @@ -262,6 +251,13 @@ int pcmcia_register_socket(struct pcmcia_socket *socket) pcmcia_parse_events(socket, SS_DETECT); + /* + * Let's try to get the PCMCIA module for 16-bit PCMCIA support. + * If it fails, it doesn't matter -- we still have 32-bit CardBus + * support to offer, so this is not a failure mode. + */ + request_module_nowait("pcmcia"); + return 0; err: @@ -282,7 +278,7 @@ void pcmcia_unregister_socket(struct pcmcia_socket *socket) if (!socket) return; - cs_dbg(socket, 0, "pcmcia_unregister_socket(0x%p)\n", socket->ops); + dev_dbg(&socket->dev, "pcmcia_unregister_socket(0x%p)\n", socket->ops); if (socket->thread) kthread_stop(socket->thread); @@ -335,7 +331,7 @@ static int send_event(struct pcmcia_socket *s, event_t event, int priority) if (s->state & SOCKET_CARDBUS) return 0; - cs_dbg(s, 1, "send_event(event %d, pri %d, callback 0x%p)\n", + dev_dbg(&s->dev, "send_event(event %d, pri %d, callback 0x%p)\n", event, priority, s->callback); if (!s->callback) @@ -352,7 +348,7 @@ static int send_event(struct pcmcia_socket *s, event_t event, int priority) static void socket_remove_drivers(struct pcmcia_socket *skt) { - cs_dbg(skt, 4, "remove_drivers\n"); + dev_dbg(&skt->dev, "remove_drivers\n"); send_event(skt, CS_EVENT_CARD_REMOVAL, CS_EVENT_PRI_HIGH); } @@ -361,7 +357,7 @@ static int socket_reset(struct pcmcia_socket *skt) { int status, i; - cs_dbg(skt, 4, "reset\n"); + dev_dbg(&skt->dev, "reset\n"); skt->socket.flags |= SS_OUTPUT_ENA | SS_RESET; skt->ops->set_socket(skt, &skt->socket); @@ -383,7 +379,7 @@ static int socket_reset(struct pcmcia_socket *skt) msleep(unreset_check * 10); } - cs_err(skt, "time out after reset.\n"); + dev_printk(KERN_ERR, &skt->dev, "time out after reset.\n"); return -ETIMEDOUT; } @@ -397,7 +393,7 @@ static void socket_shutdown(struct pcmcia_socket *s) { int status; - cs_dbg(s, 4, "shutdown\n"); + dev_dbg(&s->dev, "shutdown\n"); socket_remove_drivers(s); s->state &= SOCKET_INUSE | SOCKET_PRESENT; @@ -432,7 +428,7 @@ static int socket_setup(struct pcmcia_socket *skt, int initial_delay) { int status, i; - cs_dbg(skt, 4, "setup\n"); + dev_dbg(&skt->dev, "setup\n"); skt->ops->get_status(skt, &status); if (!(status & SS_DETECT)) @@ -452,13 +448,15 @@ static int socket_setup(struct pcmcia_socket *skt, int initial_delay) } if (status & SS_PENDING) { - cs_err(skt, "voltage interrogation timed out.\n"); + dev_printk(KERN_ERR, &skt->dev, + "voltage interrogation timed out.\n"); return -ETIMEDOUT; } if (status & SS_CARDBUS) { if (!(skt->features & SS_CAP_CARDBUS)) { - cs_err(skt, "cardbus cards are not supported.\n"); + dev_printk(KERN_ERR, &skt->dev, + "cardbus cards are not supported.\n"); return -EINVAL; } skt->state |= SOCKET_CARDBUS; @@ -472,7 +470,7 @@ static int socket_setup(struct pcmcia_socket *skt, int initial_delay) else if (!(status & SS_XVCARD)) skt->socket.Vcc = skt->socket.Vpp = 50; else { - cs_err(skt, "unsupported voltage key.\n"); + dev_printk(KERN_ERR, &skt->dev, "unsupported voltage key.\n"); return -EIO; } @@ -489,7 +487,7 @@ static int socket_setup(struct pcmcia_socket *skt, int initial_delay) skt->ops->get_status(skt, &status); if (!(status & SS_POWERON)) { - cs_err(skt, "unable to apply power.\n"); + dev_printk(KERN_ERR, &skt->dev, "unable to apply power.\n"); return -EIO; } @@ -509,7 +507,7 @@ static int socket_insert(struct pcmcia_socket *skt) { int ret; - cs_dbg(skt, 4, "insert\n"); + dev_dbg(&skt->dev, "insert\n"); if (!cs_socket_get(skt)) return -ENODEV; @@ -529,7 +527,7 @@ static int socket_insert(struct pcmcia_socket *skt) skt->state |= SOCKET_CARDBUS_CONFIG; } #endif - cs_dbg(skt, 4, "insert done\n"); + dev_dbg(&skt->dev, "insert done\n"); send_event(skt, CS_EVENT_CARD_INSERTION, CS_EVENT_PRI_LOW); } else { @@ -576,7 +574,7 @@ static int socket_late_resume(struct pcmcia_socket *skt) * FIXME: need a better check here for cardbus cards. */ if (verify_cis_cache(skt) != 0) { - cs_dbg(skt, 4, "cis mismatch - different card\n"); + dev_dbg(&skt->dev, "cis mismatch - different card\n"); socket_remove_drivers(skt); destroy_cis_cache(skt); /* @@ -587,7 +585,7 @@ static int socket_late_resume(struct pcmcia_socket *skt) msleep(200); send_event(skt, CS_EVENT_CARD_INSERTION, CS_EVENT_PRI_LOW); } else { - cs_dbg(skt, 4, "cis matches cache\n"); + dev_dbg(&skt->dev, "cis matches cache\n"); send_event(skt, CS_EVENT_PM_RESUME, CS_EVENT_PRI_LOW); } } else { @@ -723,7 +721,7 @@ static int pccardd(void *__skt) void pcmcia_parse_events(struct pcmcia_socket *s, u_int events) { unsigned long flags; - cs_dbg(s, 4, "parse_events: events %08x\n", events); + dev_dbg(&s->dev, "parse_events: events %08x\n", events); if (s->thread) { spin_lock_irqsave(&s->thread_lock, flags); s->thread_events |= events; @@ -773,19 +771,22 @@ int pcmcia_reset_card(struct pcmcia_socket *skt) { int ret; - cs_dbg(skt, 1, "resetting socket\n"); + dev_dbg(&skt->dev, "resetting socket\n"); mutex_lock(&skt->skt_mutex); do { if (!(skt->state & SOCKET_PRESENT)) { + dev_dbg(&skt->dev, "can't reset, not present\n"); ret = -ENODEV; break; } if (skt->state & SOCKET_SUSPEND) { + dev_dbg(&skt->dev, "can't reset, suspended\n"); ret = -EBUSY; break; } if (skt->state & SOCKET_CARDBUS) { + dev_dbg(&skt->dev, "can't reset, is cardbus\n"); ret = -EPERM; break; } @@ -818,7 +819,7 @@ int pcmcia_suspend_card(struct pcmcia_socket *skt) { int ret; - cs_dbg(skt, 1, "suspending socket\n"); + dev_dbg(&skt->dev, "suspending socket\n"); mutex_lock(&skt->skt_mutex); do { @@ -848,7 +849,7 @@ int pcmcia_resume_card(struct pcmcia_socket *skt) { int ret; - cs_dbg(skt, 1, "waking up socket\n"); + dev_dbg(&skt->dev, "waking up socket\n"); mutex_lock(&skt->skt_mutex); do { @@ -876,7 +877,7 @@ int pcmcia_eject_card(struct pcmcia_socket *skt) { int ret; - cs_dbg(skt, 1, "user eject request\n"); + dev_dbg(&skt->dev, "user eject request\n"); mutex_lock(&skt->skt_mutex); do { @@ -905,7 +906,7 @@ int pcmcia_insert_card(struct pcmcia_socket *skt) { int ret; - cs_dbg(skt, 1, "user insert request\n"); + dev_dbg(&skt->dev, "user insert request\n"); mutex_lock(&skt->skt_mutex); do { diff --git a/drivers/pcmcia/cs_internal.h b/drivers/pcmcia/cs_internal.h index 1f4098f..3bc02d5 100644 --- a/drivers/pcmcia/cs_internal.h +++ b/drivers/pcmcia/cs_internal.h @@ -107,28 +107,6 @@ static inline void cs_socket_put(struct pcmcia_socket *skt) } } -#ifdef CONFIG_PCMCIA_DEBUG -extern int cs_debug_level(int); - -#define cs_dbg(skt, lvl, fmt, arg...) do { \ - if (cs_debug_level(lvl)) \ - dev_printk(KERN_DEBUG, &skt->dev, \ - "cs: " fmt, ## arg); \ -} while (0) -#define __cs_dbg(lvl, fmt, arg...) do { \ - if (cs_debug_level(lvl)) \ - printk(KERN_DEBUG \ - "cs: " fmt, ## arg); \ -} while (0) - -#else -#define cs_dbg(skt, lvl, fmt, arg...) do { } while (0) -#define __cs_dbg(lvl, fmt, arg...) do { } while (0) -#endif - -#define cs_err(skt, fmt, arg...) \ - dev_printk(KERN_ERR, &skt->dev, "cs: " fmt, ## arg) - /* * Stuff internal to module "pcmcia_core": @@ -170,10 +148,6 @@ extern struct rw_semaphore pcmcia_socket_list_rwsem; extern struct list_head pcmcia_socket_list; extern struct class pcmcia_socket_class; -int pcmcia_get_window(struct pcmcia_socket *s, - window_handle_t *handle, - int idx, - win_req_t *req); int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c); struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr); @@ -199,6 +173,22 @@ int pcmcia_replace_cis(struct pcmcia_socket *s, const u8 *data, const size_t len); int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count); +/* loop over CIS entries */ +int pccard_loop_tuple(struct pcmcia_socket *s, unsigned int function, + cisdata_t code, cisparse_t *parse, void *priv_data, + int (*loop_tuple) (tuple_t *tuple, + cisparse_t *parse, + void *priv_data)); + +int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function, + tuple_t *tuple); + +int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function, + tuple_t *tuple); + +int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple); + + /* rsrc_mgr.c */ int pcmcia_validate_mem(struct pcmcia_socket *s); struct resource *pcmcia_find_io_region(unsigned long base, diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index f5b7079..05893d4 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -41,129 +41,11 @@ MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>"); MODULE_DESCRIPTION("PCMCIA Driver Services"); MODULE_LICENSE("GPL"); -#ifdef CONFIG_PCMCIA_DEBUG -int ds_pc_debug; - -module_param_named(pc_debug, ds_pc_debug, int, 0644); - -#define ds_dbg(lvl, fmt, arg...) do { \ - if (ds_pc_debug > (lvl)) \ - printk(KERN_DEBUG "ds: " fmt , ## arg); \ -} while (0) -#define ds_dev_dbg(lvl, dev, fmt, arg...) do { \ - if (ds_pc_debug > (lvl)) \ - dev_printk(KERN_DEBUG, dev, "ds: " fmt , ## arg); \ -} while (0) -#else -#define ds_dbg(lvl, fmt, arg...) do { } while (0) -#define ds_dev_dbg(lvl, dev, fmt, arg...) do { } while (0) -#endif spinlock_t pcmcia_dev_list_lock; /*====================================================================*/ -/* code which was in cs.c before */ - -/* String tables for error messages */ - -typedef struct lookup_t { - const int key; - const char *msg; -} lookup_t; - -static const lookup_t error_table[] = { - { 0, "Operation succeeded" }, - { -EIO, "Input/Output error" }, - { -ENODEV, "No card present" }, - { -EINVAL, "Bad parameter" }, - { -EACCES, "Configuration locked" }, - { -EBUSY, "Resource in use" }, - { -ENOSPC, "No more items" }, - { -ENOMEM, "Out of resource" }, -}; - - -static const lookup_t service_table[] = { - { AccessConfigurationRegister, "AccessConfigurationRegister" }, - { AddSocketServices, "AddSocketServices" }, - { AdjustResourceInfo, "AdjustResourceInfo" }, - { CheckEraseQueue, "CheckEraseQueue" }, - { CloseMemory, "CloseMemory" }, - { DeregisterClient, "DeregisterClient" }, - { DeregisterEraseQueue, "DeregisterEraseQueue" }, - { GetCardServicesInfo, "GetCardServicesInfo" }, - { GetClientInfo, "GetClientInfo" }, - { GetConfigurationInfo, "GetConfigurationInfo" }, - { GetEventMask, "GetEventMask" }, - { GetFirstClient, "GetFirstClient" }, - { GetFirstRegion, "GetFirstRegion" }, - { GetFirstTuple, "GetFirstTuple" }, - { GetNextClient, "GetNextClient" }, - { GetNextRegion, "GetNextRegion" }, - { GetNextTuple, "GetNextTuple" }, - { GetStatus, "GetStatus" }, - { GetTupleData, "GetTupleData" }, - { MapMemPage, "MapMemPage" }, - { ModifyConfiguration, "ModifyConfiguration" }, - { ModifyWindow, "ModifyWindow" }, - { OpenMemory, "OpenMemory" }, - { ParseTuple, "ParseTuple" }, - { ReadMemory, "ReadMemory" }, - { RegisterClient, "RegisterClient" }, - { RegisterEraseQueue, "RegisterEraseQueue" }, - { RegisterMTD, "RegisterMTD" }, - { ReleaseConfiguration, "ReleaseConfiguration" }, - { ReleaseIO, "ReleaseIO" }, - { ReleaseIRQ, "ReleaseIRQ" }, - { ReleaseWindow, "ReleaseWindow" }, - { RequestConfiguration, "RequestConfiguration" }, - { RequestIO, "RequestIO" }, - { RequestIRQ, "RequestIRQ" }, - { RequestSocketMask, "RequestSocketMask" }, - { RequestWindow, "RequestWindow" }, - { ResetCard, "ResetCard" }, - { SetEventMask, "SetEventMask" }, - { ValidateCIS, "ValidateCIS" }, - { WriteMemory, "WriteMemory" }, - { BindDevice, "BindDevice" }, - { BindMTD, "BindMTD" }, - { ReportError, "ReportError" }, - { SuspendCard, "SuspendCard" }, - { ResumeCard, "ResumeCard" }, - { EjectCard, "EjectCard" }, - { InsertCard, "InsertCard" }, - { ReplaceCIS, "ReplaceCIS" } -}; - -const char *pcmcia_error_func(int func) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(service_table); i++) - if (service_table[i].key == func) - return service_table[i].msg; - - return "Unknown service number"; -} -EXPORT_SYMBOL(pcmcia_error_func); - -const char *pcmcia_error_ret(int ret) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(error_table); i++) - if (error_table[i].key == ret) - return error_table[i].msg; - - return "unknown"; -} -EXPORT_SYMBOL(pcmcia_error_ret); - -/*======================================================================*/ - - - static void pcmcia_check_driver(struct pcmcia_driver *p_drv) { struct pcmcia_device_id *did = p_drv->id_table; @@ -303,7 +185,7 @@ int pcmcia_register_driver(struct pcmcia_driver *driver) spin_lock_init(&driver->dynids.lock); INIT_LIST_HEAD(&driver->dynids.list); - ds_dbg(3, "registering driver %s\n", driver->drv.name); + pr_debug("registering driver %s\n", driver->drv.name); error = driver_register(&driver->drv); if (error < 0) @@ -323,7 +205,7 @@ EXPORT_SYMBOL(pcmcia_register_driver); */ void pcmcia_unregister_driver(struct pcmcia_driver *driver) { - ds_dbg(3, "unregistering driver %s\n", driver->drv.name); + pr_debug("unregistering driver %s\n", driver->drv.name); driver_unregister(&driver->drv); pcmcia_free_dynids(driver); } @@ -350,14 +232,14 @@ void pcmcia_put_dev(struct pcmcia_device *p_dev) static void pcmcia_release_function(struct kref *ref) { struct config_t *c = container_of(ref, struct config_t, ref); - ds_dbg(1, "releasing config_t\n"); + pr_debug("releasing config_t\n"); kfree(c); } static void pcmcia_release_dev(struct device *dev) { struct pcmcia_device *p_dev = to_pcmcia_dev(dev); - ds_dev_dbg(1, dev, "releasing device\n"); + dev_dbg(dev, "releasing device\n"); pcmcia_put_socket(p_dev->socket); kfree(p_dev->devname); kref_put(&p_dev->function_config->ref, pcmcia_release_function); @@ -367,7 +249,7 @@ static void pcmcia_release_dev(struct device *dev) static void pcmcia_add_device_later(struct pcmcia_socket *s, int mfc) { if (!s->pcmcia_state.device_add_pending) { - ds_dev_dbg(1, &s->dev, "scheduling to add %s secondary" + dev_dbg(&s->dev, "scheduling to add %s secondary" " device to %d\n", mfc ? "mfc" : "pfc", s->sock); s->pcmcia_state.device_add_pending = 1; s->pcmcia_state.mfc_pfc = mfc; @@ -405,7 +287,7 @@ static int pcmcia_device_probe(struct device * dev) */ did = dev_get_drvdata(&p_dev->dev); - ds_dev_dbg(1, dev, "trying to bind to %s\n", p_drv->drv.name); + dev_dbg(dev, "trying to bind to %s\n", p_drv->drv.name); if ((!p_drv->probe) || (!p_dev->function_config) || (!try_module_get(p_drv->owner))) { @@ -428,7 +310,7 @@ static int pcmcia_device_probe(struct device * dev) ret = p_drv->probe(p_dev); if (ret) { - ds_dev_dbg(1, dev, "binding to %s failed with %d\n", + dev_dbg(dev, "binding to %s failed with %d\n", p_drv->drv.name, ret); goto put_module; } @@ -456,7 +338,7 @@ static void pcmcia_card_remove(struct pcmcia_socket *s, struct pcmcia_device *le struct pcmcia_device *tmp; unsigned long flags; - ds_dev_dbg(2, leftover ? &leftover->dev : &s->dev, + dev_dbg(leftover ? &leftover->dev : &s->dev, "pcmcia_card_remove(%d) %s\n", s->sock, leftover ? leftover->devname : ""); @@ -475,7 +357,7 @@ static void pcmcia_card_remove(struct pcmcia_socket *s, struct pcmcia_device *le p_dev->_removed=1; spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); - ds_dev_dbg(2, &p_dev->dev, "unregistering device\n"); + dev_dbg(&p_dev->dev, "unregistering device\n"); device_unregister(&p_dev->dev); } @@ -492,7 +374,7 @@ static int pcmcia_device_remove(struct device * dev) p_dev = to_pcmcia_dev(dev); p_drv = to_pcmcia_drv(dev->driver); - ds_dev_dbg(1, dev, "removing device\n"); + dev_dbg(dev, "removing device\n"); /* If we're removing the primary module driving a * pseudo multi-function card, we need to unbind @@ -572,7 +454,7 @@ static int pcmcia_device_query(struct pcmcia_device *p_dev) } if (!pccard_read_tuple(p_dev->socket, p_dev->func, CISTPL_DEVICE_GEO, devgeo)) { - ds_dev_dbg(0, &p_dev->dev, + dev_dbg(&p_dev->dev, "mem device geometry probably means " "FUNCID_MEMORY\n"); p_dev->func_id = CISTPL_FUNCID_MEMORY; @@ -628,7 +510,7 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f mutex_lock(&device_add_lock); - ds_dbg(3, "adding device to %d, function %d\n", s->sock, function); + pr_debug("adding device to %d, function %d\n", s->sock, function); /* max of 4 devices per card */ if (s->device_count == 4) @@ -654,7 +536,7 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f p_dev->devname = kasprintf(GFP_KERNEL, "pcmcia%s", dev_name(&p_dev->dev)); if (!p_dev->devname) goto err_free; - ds_dev_dbg(3, &p_dev->dev, "devname is %s\n", p_dev->devname); + dev_dbg(&p_dev->dev, "devname is %s\n", p_dev->devname); spin_lock_irqsave(&pcmcia_dev_list_lock, flags); @@ -677,7 +559,7 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); if (!p_dev->function_config) { - ds_dev_dbg(3, &p_dev->dev, "creating config_t\n"); + dev_dbg(&p_dev->dev, "creating config_t\n"); p_dev->function_config = kzalloc(sizeof(struct config_t), GFP_KERNEL); if (!p_dev->function_config) @@ -722,20 +604,20 @@ static int pcmcia_card_add(struct pcmcia_socket *s) int ret = 0; if (!(s->resource_setup_done)) { - ds_dev_dbg(3, &s->dev, + dev_dbg(&s->dev, "no resources available, delaying card_add\n"); return -EAGAIN; /* try again, but later... */ } if (pcmcia_validate_mem(s)) { - ds_dev_dbg(3, &s->dev, "validating mem resources failed, " + dev_dbg(&s->dev, "validating mem resources failed, " "delaying card_add\n"); return -EAGAIN; /* try again, but later... */ } ret = pccard_validate_cis(s, &no_chains); if (ret || !no_chains) { - ds_dev_dbg(0, &s->dev, "invalid CIS or invalid resources\n"); + dev_dbg(&s->dev, "invalid CIS or invalid resources\n"); return -ENODEV; } @@ -756,7 +638,7 @@ static void pcmcia_delayed_add_device(struct work_struct *work) { struct pcmcia_socket *s = container_of(work, struct pcmcia_socket, device_add); - ds_dev_dbg(1, &s->dev, "adding additional device to %d\n", s->sock); + dev_dbg(&s->dev, "adding additional device to %d\n", s->sock); pcmcia_device_add(s, s->pcmcia_state.mfc_pfc); s->pcmcia_state.device_add_pending = 0; s->pcmcia_state.mfc_pfc = 0; @@ -766,7 +648,7 @@ static int pcmcia_requery(struct device *dev, void * _data) { struct pcmcia_device *p_dev = to_pcmcia_dev(dev); if (!p_dev->dev.driver) { - ds_dev_dbg(1, dev, "update device information\n"); + dev_dbg(dev, "update device information\n"); pcmcia_device_query(p_dev); } @@ -780,7 +662,7 @@ static void pcmcia_bus_rescan(struct pcmcia_socket *skt, int new_cis) unsigned long flags; /* must be called with skt_mutex held */ - ds_dev_dbg(0, &skt->dev, "re-scanning socket %d\n", skt->sock); + dev_dbg(&skt->dev, "re-scanning socket %d\n", skt->sock); spin_lock_irqsave(&pcmcia_dev_list_lock, flags); if (list_empty(&skt->devices_list)) @@ -835,7 +717,7 @@ static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) if (!filename) return -EINVAL; - ds_dev_dbg(1, &dev->dev, "trying to load CIS file %s\n", filename); + dev_dbg(&dev->dev, "trying to load CIS file %s\n", filename); if (request_firmware(&fw, filename, &dev->dev) == 0) { if (fw->size >= CISTPL_MAX_CIS_SIZE) { @@ -953,14 +835,14 @@ static inline int pcmcia_devmatch(struct pcmcia_device *dev, * after it has re-checked that there is no possible module * with a prod_id/manf_id/card_id match. */ - ds_dev_dbg(0, &dev->dev, + dev_dbg(&dev->dev, "skipping FUNC_ID match until userspace interaction\n"); if (!dev->allow_func_id_match) return 0; } if (did->match_flags & PCMCIA_DEV_ID_MATCH_FAKE_CIS) { - ds_dev_dbg(0, &dev->dev, "device needs a fake CIS\n"); + dev_dbg(&dev->dev, "device needs a fake CIS\n"); if (!dev->socket->fake_cis) pcmcia_load_firmware(dev, did->cisfile); @@ -992,9 +874,9 @@ static int pcmcia_bus_match(struct device * dev, struct device_driver * drv) { /* match dynamic devices first */ spin_lock(&p_drv->dynids.lock); list_for_each_entry(dynid, &p_drv->dynids.list, node) { - ds_dev_dbg(3, dev, "trying to match to %s\n", drv->name); + dev_dbg(dev, "trying to match to %s\n", drv->name); if (pcmcia_devmatch(p_dev, &dynid->id)) { - ds_dev_dbg(0, dev, "matched to %s\n", drv->name); + dev_dbg(dev, "matched to %s\n", drv->name); spin_unlock(&p_drv->dynids.lock); return 1; } @@ -1004,15 +886,15 @@ static int pcmcia_bus_match(struct device * dev, struct device_driver * drv) { #ifdef CONFIG_PCMCIA_IOCTL /* matching by cardmgr */ if (p_dev->cardmgr == p_drv) { - ds_dev_dbg(0, dev, "cardmgr matched to %s\n", drv->name); + dev_dbg(dev, "cardmgr matched to %s\n", drv->name); return 1; } #endif while (did && did->match_flags) { - ds_dev_dbg(3, dev, "trying to match to %s\n", drv->name); + dev_dbg(dev, "trying to match to %s\n", drv->name); if (pcmcia_devmatch(p_dev, did)) { - ds_dev_dbg(0, dev, "matched to %s\n", drv->name); + dev_dbg(dev, "matched to %s\n", drv->name); return 1; } did++; @@ -1218,7 +1100,7 @@ static int pcmcia_dev_suspend(struct device * dev, pm_message_t state) if (p_dev->suspended) return 0; - ds_dev_dbg(2, dev, "suspending\n"); + dev_dbg(dev, "suspending\n"); if (dev->driver) p_drv = to_pcmcia_drv(dev->driver); @@ -1238,7 +1120,7 @@ static int pcmcia_dev_suspend(struct device * dev, pm_message_t state) } if (p_dev->device_no == p_dev->func) { - ds_dev_dbg(2, dev, "releasing configuration\n"); + dev_dbg(dev, "releasing configuration\n"); pcmcia_release_configuration(p_dev); } @@ -1258,7 +1140,7 @@ static int pcmcia_dev_resume(struct device * dev) if (!p_dev->suspended) return 0; - ds_dev_dbg(2, dev, "resuming\n"); + dev_dbg(dev, "resuming\n"); if (dev->driver) p_drv = to_pcmcia_drv(dev->driver); @@ -1267,7 +1149,7 @@ static int pcmcia_dev_resume(struct device * dev) goto out; if (p_dev->device_no == p_dev->func) { - ds_dev_dbg(2, dev, "requesting configuration\n"); + dev_dbg(dev, "requesting configuration\n"); ret = pcmcia_request_configuration(p_dev, &p_dev->conf); if (ret) goto out; @@ -1309,14 +1191,14 @@ static int pcmcia_bus_resume_callback(struct device *dev, void * _data) static int pcmcia_bus_resume(struct pcmcia_socket *skt) { - ds_dev_dbg(2, &skt->dev, "resuming socket %d\n", skt->sock); + dev_dbg(&skt->dev, "resuming socket %d\n", skt->sock); bus_for_each_dev(&pcmcia_bus_type, NULL, skt, pcmcia_bus_resume_callback); return 0; } static int pcmcia_bus_suspend(struct pcmcia_socket *skt) { - ds_dev_dbg(2, &skt->dev, "suspending socket %d\n", skt->sock); + dev_dbg(&skt->dev, "suspending socket %d\n", skt->sock); if (bus_for_each_dev(&pcmcia_bus_type, NULL, skt, pcmcia_bus_suspend_callback)) { pcmcia_bus_resume(skt); @@ -1348,7 +1230,7 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority) return -ENODEV; } - ds_dev_dbg(1, &skt->dev, "ds_event(0x%06x, %d, 0x%p)\n", + dev_dbg(&skt->dev, "ds_event(0x%06x, %d, 0x%p)\n", event, priority, skt); switch (event) { diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c index a4aacb8..c13fd93 100644 --- a/drivers/pcmcia/i82365.c +++ b/drivers/pcmcia/i82365.c @@ -63,21 +63,6 @@ #include "vg468.h" #include "ricoh.h" -#ifdef CONFIG_PCMCIA_DEBUG -static const char version[] = -"i82365.c 1.265 1999/11/10 18:36:21 (David Hinds)"; - -static int pc_debug; - -module_param(pc_debug, int, 0644); - -#define debug(lvl, fmt, arg...) do { \ - if (pc_debug > (lvl)) \ - printk(KERN_DEBUG "i82365: " fmt , ## arg); \ -} while (0) -#else -#define debug(lvl, fmt, arg...) do { } while (0) -#endif static irqreturn_t i365_count_irq(int, void *); static inline int _check_irq(int irq, int flags) @@ -501,13 +486,13 @@ static irqreturn_t i365_count_irq(int irq, void *dev) { i365_get(irq_sock, I365_CSC); irq_hits++; - debug(2, "-> hit on irq %d\n", irq); + pr_debug("i82365: -> hit on irq %d\n", irq); return IRQ_HANDLED; } static u_int __init test_irq(u_short sock, int irq) { - debug(2, " testing ISA irq %d\n", irq); + pr_debug("i82365: testing ISA irq %d\n", irq); if (request_irq(irq, i365_count_irq, IRQF_PROBE_SHARED, "scan", i365_count_irq) != 0) return 1; @@ -515,7 +500,7 @@ static u_int __init test_irq(u_short sock, int irq) msleep(10); if (irq_hits) { free_irq(irq, i365_count_irq); - debug(2, " spurious hit!\n"); + pr_debug("i82365: spurious hit!\n"); return 1; } @@ -528,7 +513,7 @@ static u_int __init test_irq(u_short sock, int irq) /* mask all interrupts */ i365_set(sock, I365_CSCINT, 0); - debug(2, " hits = %d\n", irq_hits); + pr_debug("i82365: hits = %d\n", irq_hits); return (irq_hits != 1); } @@ -854,7 +839,7 @@ static irqreturn_t pcic_interrupt(int irq, void *dev) u_long flags = 0; int handled = 0; - debug(4, "pcic_interrupt(%d)\n", irq); + pr_debug("pcic_interrupt(%d)\n", irq); for (j = 0; j < 20; j++) { active = 0; @@ -878,7 +863,7 @@ static irqreturn_t pcic_interrupt(int irq, void *dev) events |= (csc & I365_CSC_READY) ? SS_READY : 0; } ISA_UNLOCK(i, flags); - debug(2, "socket %d event 0x%02x\n", i, events); + pr_debug("socket %d event 0x%02x\n", i, events); if (events) pcmcia_parse_events(&socket[i].socket, events); @@ -890,7 +875,7 @@ static irqreturn_t pcic_interrupt(int irq, void *dev) if (j == 20) printk(KERN_NOTICE "i82365: infinite loop in interrupt handler\n"); - debug(4, "interrupt done\n"); + pr_debug("pcic_interrupt done\n"); return IRQ_RETVAL(handled); } /* pcic_interrupt */ @@ -932,7 +917,7 @@ static int i365_get_status(u_short sock, u_int *value) } } - debug(1, "GetStatus(%d) = %#4.4x\n", sock, *value); + pr_debug("GetStatus(%d) = %#4.4x\n", sock, *value); return 0; } /* i365_get_status */ @@ -943,7 +928,7 @@ static int i365_set_socket(u_short sock, socket_state_t *state) struct i82365_socket *t = &socket[sock]; u_char reg; - debug(1, "SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, " + pr_debug("SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, " "io_irq %d, csc_mask %#2.2x)\n", sock, state->flags, state->Vcc, state->Vpp, state->io_irq, state->csc_mask); @@ -1052,7 +1037,7 @@ static int i365_set_io_map(u_short sock, struct pccard_io_map *io) { u_char map, ioctl; - debug(1, "SetIOMap(%d, %d, %#2.2x, %d ns, " + pr_debug("SetIOMap(%d, %d, %#2.2x, %d ns, " "%#llx-%#llx)\n", sock, io->map, io->flags, io->speed, (unsigned long long)io->start, (unsigned long long)io->stop); map = io->map; @@ -1082,7 +1067,7 @@ static int i365_set_mem_map(u_short sock, struct pccard_mem_map *mem) u_short base, i; u_char map; - debug(1, "SetMemMap(%d, %d, %#2.2x, %d ns, %#llx-%#llx, " + pr_debug("SetMemMap(%d, %d, %#2.2x, %d ns, %#llx-%#llx, " "%#x)\n", sock, mem->map, mem->flags, mem->speed, (unsigned long long)mem->res->start, (unsigned long long)mem->res->end, mem->card_start); diff --git a/drivers/pcmcia/m32r_cfc.c b/drivers/pcmcia/m32r_cfc.c index 7dfbee1..26a621c 100644 --- a/drivers/pcmcia/m32r_cfc.c +++ b/drivers/pcmcia/m32r_cfc.c @@ -38,17 +38,6 @@ #include "m32r_cfc.h" -#ifdef CONFIG_PCMCIA_DEBUG -static int m32r_cfc_debug; -module_param(m32r_cfc_debug, int, 0644); -#define debug(lvl, fmt, arg...) do { \ - if (m32r_cfc_debug > (lvl)) \ - printk(KERN_DEBUG "m32r_cfc: " fmt , ## arg); \ -} while (0) -#else -#define debug(n, args...) do { } while (0) -#endif - /* Poll status interval -- 0 means default to interrupt */ static int poll_interval = 0; @@ -123,7 +112,7 @@ void pcc_ioread_byte(int sock, unsigned long port, void *buf, size_t size, unsigned char *bp = (unsigned char *)buf; unsigned long flags; - debug(3, "m32r_cfc: pcc_ioread_byte: sock=%d, port=%#lx, buf=%p, " + pr_debug("m32r_cfc: pcc_ioread_byte: sock=%d, port=%#lx, buf=%p, " "size=%u, nmemb=%d, flag=%d\n", sock, port, buf, size, nmemb, flag); @@ -132,7 +121,7 @@ void pcc_ioread_byte(int sock, unsigned long port, void *buf, size_t size, printk("m32r_cfc:ioread_byte null port :%#lx\n",port); return; } - debug(3, "m32r_cfc: pcc_ioread_byte: addr=%#lx\n", addr); + pr_debug("m32r_cfc: pcc_ioread_byte: addr=%#lx\n", addr); spin_lock_irqsave(&pcc_lock, flags); /* read Byte */ @@ -148,7 +137,7 @@ void pcc_ioread_word(int sock, unsigned long port, void *buf, size_t size, unsigned short *bp = (unsigned short *)buf; unsigned long flags; - debug(3, "m32r_cfc: pcc_ioread_word: sock=%d, port=%#lx, " + pr_debug("m32r_cfc: pcc_ioread_word: sock=%d, port=%#lx, " "buf=%p, size=%u, nmemb=%d, flag=%d\n", sock, port, buf, size, nmemb, flag); @@ -163,7 +152,7 @@ void pcc_ioread_word(int sock, unsigned long port, void *buf, size_t size, printk("m32r_cfc:ioread_word null port :%#lx\n",port); return; } - debug(3, "m32r_cfc: pcc_ioread_word: addr=%#lx\n", addr); + pr_debug("m32r_cfc: pcc_ioread_word: addr=%#lx\n", addr); spin_lock_irqsave(&pcc_lock, flags); /* read Word */ @@ -179,7 +168,7 @@ void pcc_iowrite_byte(int sock, unsigned long port, void *buf, size_t size, unsigned char *bp = (unsigned char *)buf; unsigned long flags; - debug(3, "m32r_cfc: pcc_iowrite_byte: sock=%d, port=%#lx, " + pr_debug("m32r_cfc: pcc_iowrite_byte: sock=%d, port=%#lx, " "buf=%p, size=%u, nmemb=%d, flag=%d\n", sock, port, buf, size, nmemb, flag); @@ -189,7 +178,7 @@ void pcc_iowrite_byte(int sock, unsigned long port, void *buf, size_t size, printk("m32r_cfc:iowrite_byte null port:%#lx\n",port); return; } - debug(3, "m32r_cfc: pcc_iowrite_byte: addr=%#lx\n", addr); + pr_debug("m32r_cfc: pcc_iowrite_byte: addr=%#lx\n", addr); spin_lock_irqsave(&pcc_lock, flags); while (nmemb--) @@ -204,7 +193,7 @@ void pcc_iowrite_word(int sock, unsigned long port, void *buf, size_t size, unsigned short *bp = (unsigned short *)buf; unsigned long flags; - debug(3, "m32r_cfc: pcc_iowrite_word: sock=%d, port=%#lx, " + pr_debug("m32r_cfc: pcc_iowrite_word: sock=%d, port=%#lx, " "buf=%p, size=%u, nmemb=%d, flag=%d\n", sock, port, buf, size, nmemb, flag); @@ -226,7 +215,7 @@ void pcc_iowrite_word(int sock, unsigned long port, void *buf, size_t size, return; } #endif - debug(3, "m32r_cfc: pcc_iowrite_word: addr=%#lx\n", addr); + pr_debug("m32r_cfc: pcc_iowrite_word: addr=%#lx\n", addr); spin_lock_irqsave(&pcc_lock, flags); while (nmemb--) @@ -262,7 +251,7 @@ static struct timer_list poll_timer; static unsigned int pcc_get(u_short sock, unsigned int reg) { unsigned int val = inw(reg); - debug(3, "m32r_cfc: pcc_get: reg(0x%08x)=0x%04x\n", reg, val); + pr_debug("m32r_cfc: pcc_get: reg(0x%08x)=0x%04x\n", reg, val); return val; } @@ -270,7 +259,7 @@ static unsigned int pcc_get(u_short sock, unsigned int reg) static void pcc_set(u_short sock, unsigned int reg, unsigned int data) { outw(data, reg); - debug(3, "m32r_cfc: pcc_set: reg(0x%08x)=0x%04x\n", reg, data); + pr_debug("m32r_cfc: pcc_set: reg(0x%08x)=0x%04x\n", reg, data); } /*====================================================================== @@ -286,14 +275,14 @@ static int __init is_alive(u_short sock) { unsigned int stat; - debug(3, "m32r_cfc: is_alive:\n"); + pr_debug("m32r_cfc: is_alive:\n"); printk("CF: "); stat = pcc_get(sock, (unsigned int)PLD_CFSTS); if (!stat) printk("No "); printk("Card is detected at socket %d : stat = 0x%08x\n", sock, stat); - debug(3, "m32r_cfc: is_alive: sock stat is 0x%04x\n", stat); + pr_debug("m32r_cfc: is_alive: sock stat is 0x%04x\n", stat); return 0; } @@ -303,7 +292,7 @@ static void add_pcc_socket(ulong base, int irq, ulong mapaddr, { pcc_socket_t *t = &socket[pcc_sockets]; - debug(3, "m32r_cfc: add_pcc_socket: base=%#lx, irq=%d, " + pr_debug("m32r_cfc: add_pcc_socket: base=%#lx, irq=%d, " "mapaddr=%#lx, ioaddr=%08x\n", base, irq, mapaddr, ioaddr); @@ -358,7 +347,7 @@ static void add_pcc_socket(ulong base, int irq, ulong mapaddr, /* eject interrupt */ request_irq(irq+1, pcc_interrupt, 0, "m32r_cfc", pcc_interrupt); #endif - debug(3, "m32r_cfc: enable CFMSK, RDYSEL\n"); + pr_debug("m32r_cfc: enable CFMSK, RDYSEL\n"); pcc_set(pcc_sockets, (unsigned int)PLD_CFIMASK, 0x01); #endif /* CONFIG_PLAT_USRV */ #if defined(CONFIG_PLAT_M32700UT) || defined(CONFIG_PLAT_USRV) || defined(CONFIG_PLAT_OPSPUT) @@ -378,26 +367,26 @@ static irqreturn_t pcc_interrupt(int irq, void *dev) u_int events = 0; int handled = 0; - debug(3, "m32r_cfc: pcc_interrupt: irq=%d, dev=%p\n", irq, dev); + pr_debug("m32r_cfc: pcc_interrupt: irq=%d, dev=%p\n", irq, dev); for (i = 0; i < pcc_sockets; i++) { if (socket[i].cs_irq1 != irq && socket[i].cs_irq2 != irq) continue; handled = 1; - debug(3, "m32r_cfc: pcc_interrupt: socket %d irq 0x%02x ", + pr_debug("m32r_cfc: pcc_interrupt: socket %d irq 0x%02x ", i, irq); events |= SS_DETECT; /* insert or eject */ if (events) pcmcia_parse_events(&socket[i].socket, events); } - debug(3, "m32r_cfc: pcc_interrupt: done\n"); + pr_debug("m32r_cfc: pcc_interrupt: done\n"); return IRQ_RETVAL(handled); } /* pcc_interrupt */ static void pcc_interrupt_wrapper(u_long data) { - debug(3, "m32r_cfc: pcc_interrupt_wrapper:\n"); + pr_debug("m32r_cfc: pcc_interrupt_wrapper:\n"); pcc_interrupt(0, NULL); init_timer(&poll_timer); poll_timer.expires = jiffies + poll_interval; @@ -410,17 +399,17 @@ static int _pcc_get_status(u_short sock, u_int *value) { u_int status; - debug(3, "m32r_cfc: _pcc_get_status:\n"); + pr_debug("m32r_cfc: _pcc_get_status:\n"); status = pcc_get(sock, (unsigned int)PLD_CFSTS); *value = (status) ? SS_DETECT : 0; - debug(3, "m32r_cfc: _pcc_get_status: status=0x%08x\n", status); + pr_debug("m32r_cfc: _pcc_get_status: status=0x%08x\n", status); #if defined(CONFIG_PLAT_M32700UT) || defined(CONFIG_PLAT_USRV) || defined(CONFIG_PLAT_OPSPUT) if ( status ) { /* enable CF power */ status = inw((unsigned int)PLD_CPCR); if (!(status & PLD_CPCR_CF)) { - debug(3, "m32r_cfc: _pcc_get_status: " + pr_debug("m32r_cfc: _pcc_get_status: " "power on (CPCR=0x%08x)\n", status); status |= PLD_CPCR_CF; outw(status, (unsigned int)PLD_CPCR); @@ -439,7 +428,7 @@ static int _pcc_get_status(u_short sock, u_int *value) status &= ~PLD_CPCR_CF; outw(status, (unsigned int)PLD_CPCR); udelay(100); - debug(3, "m32r_cfc: _pcc_get_status: " + pr_debug("m32r_cfc: _pcc_get_status: " "power off (CPCR=0x%08x)\n", status); } #elif defined(CONFIG_PLAT_MAPPI2) || defined(CONFIG_PLAT_MAPPI3) @@ -465,13 +454,13 @@ static int _pcc_get_status(u_short sock, u_int *value) /* disable CF power */ pcc_set(sock, (unsigned int)PLD_CPCR, 0); udelay(100); - debug(3, "m32r_cfc: _pcc_get_status: " + pr_debug("m32r_cfc: _pcc_get_status: " "power off (CPCR=0x%08x)\n", status); } #else #error no platform configuration #endif - debug(3, "m32r_cfc: _pcc_get_status: GetStatus(%d) = %#4.4x\n", + pr_debug("m32r_cfc: _pcc_get_status: GetStatus(%d) = %#4.4x\n", sock, *value); return 0; } /* _get_status */ @@ -480,7 +469,7 @@ static int _pcc_get_status(u_short sock, u_int *value) static int _pcc_set_socket(u_short sock, socket_state_t *state) { - debug(3, "m32r_cfc: SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, " + pr_debug("m32r_cfc: SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, " "io_irq %d, csc_mask %#2.2x)\n", sock, state->flags, state->Vcc, state->Vpp, state->io_irq, state->csc_mask); @@ -492,41 +481,39 @@ static int _pcc_set_socket(u_short sock, socket_state_t *state) } #endif if (state->flags & SS_RESET) { - debug(3, ":RESET\n"); + pr_debug(":RESET\n"); pcc_set(sock,(unsigned int)PLD_CFRSTCR,0x101); }else{ pcc_set(sock,(unsigned int)PLD_CFRSTCR,0x100); } if (state->flags & SS_OUTPUT_ENA){ - debug(3, ":OUTPUT_ENA\n"); + pr_debug(":OUTPUT_ENA\n"); /* bit clear */ pcc_set(sock,(unsigned int)PLD_CFBUFCR,0); } else { pcc_set(sock,(unsigned int)PLD_CFBUFCR,1); } -#ifdef CONFIG_PCMCIA_DEBUG if(state->flags & SS_IOCARD){ - debug(3, ":IOCARD"); + pr_debug(":IOCARD"); } if (state->flags & SS_PWR_AUTO) { - debug(3, ":PWR_AUTO"); + pr_debug(":PWR_AUTO"); } if (state->csc_mask & SS_DETECT) - debug(3, ":csc-SS_DETECT"); + pr_debug(":csc-SS_DETECT"); if (state->flags & SS_IOCARD) { if (state->csc_mask & SS_STSCHG) - debug(3, ":STSCHG"); + pr_debug(":STSCHG"); } else { if (state->csc_mask & SS_BATDEAD) - debug(3, ":BATDEAD"); + pr_debug(":BATDEAD"); if (state->csc_mask & SS_BATWARN) - debug(3, ":BATWARN"); + pr_debug(":BATWARN"); if (state->csc_mask & SS_READY) - debug(3, ":READY"); + pr_debug(":READY"); } - debug(3, "\n"); -#endif + pr_debug("\n"); return 0; } /* _set_socket */ @@ -536,7 +523,7 @@ static int _pcc_set_io_map(u_short sock, struct pccard_io_map *io) { u_char map; - debug(3, "m32r_cfc: SetIOMap(%d, %d, %#2.2x, %d ns, " + pr_debug("m32r_cfc: SetIOMap(%d, %d, %#2.2x, %d ns, " "%#llx-%#llx)\n", sock, io->map, io->flags, io->speed, (unsigned long long)io->start, (unsigned long long)io->stop); @@ -554,7 +541,7 @@ static int _pcc_set_mem_map(u_short sock, struct pccard_mem_map *mem) u_long addr; pcc_socket_t *t = &socket[sock]; - debug(3, "m32r_cfc: SetMemMap(%d, %d, %#2.2x, %d ns, " + pr_debug("m32r_cfc: SetMemMap(%d, %d, %#2.2x, %d ns, " "%#llx, %#x)\n", sock, map, mem->flags, mem->speed, (unsigned long long)mem->static_start, mem->card_start); @@ -640,11 +627,11 @@ static int pcc_get_status(struct pcmcia_socket *s, u_int *value) unsigned int sock = container_of(s, struct pcc_socket, socket)->number; if (socket[sock].flags & IS_ALIVE) { - debug(3, "m32r_cfc: pcc_get_status: sock(%d) -EINVAL\n", sock); + dev_dbg(&s->dev, "pcc_get_status: sock(%d) -EINVAL\n", sock); *value = 0; return -EINVAL; } - debug(3, "m32r_cfc: pcc_get_status: sock(%d)\n", sock); + dev_dbg(&s->dev, "pcc_get_status: sock(%d)\n", sock); LOCKED(_pcc_get_status(sock, value)); } @@ -653,10 +640,10 @@ static int pcc_set_socket(struct pcmcia_socket *s, socket_state_t *state) unsigned int sock = container_of(s, struct pcc_socket, socket)->number; if (socket[sock].flags & IS_ALIVE) { - debug(3, "m32r_cfc: pcc_set_socket: sock(%d) -EINVAL\n", sock); + dev_dbg(&s->dev, "pcc_set_socket: sock(%d) -EINVAL\n", sock); return -EINVAL; } - debug(3, "m32r_cfc: pcc_set_socket: sock(%d)\n", sock); + dev_dbg(&s->dev, "pcc_set_socket: sock(%d)\n", sock); LOCKED(_pcc_set_socket(sock, state)); } @@ -665,10 +652,10 @@ static int pcc_set_io_map(struct pcmcia_socket *s, struct pccard_io_map *io) unsigned int sock = container_of(s, struct pcc_socket, socket)->number; if (socket[sock].flags & IS_ALIVE) { - debug(3, "m32r_cfc: pcc_set_io_map: sock(%d) -EINVAL\n", sock); + dev_dbg(&s->dev, "pcc_set_io_map: sock(%d) -EINVAL\n", sock); return -EINVAL; } - debug(3, "m32r_cfc: pcc_set_io_map: sock(%d)\n", sock); + dev_dbg(&s->dev, "pcc_set_io_map: sock(%d)\n", sock); LOCKED(_pcc_set_io_map(sock, io)); } @@ -677,16 +664,16 @@ static int pcc_set_mem_map(struct pcmcia_socket *s, struct pccard_mem_map *mem) unsigned int sock = container_of(s, struct pcc_socket, socket)->number; if (socket[sock].flags & IS_ALIVE) { - debug(3, "m32r_cfc: pcc_set_mem_map: sock(%d) -EINVAL\n", sock); + dev_dbg(&s->dev, "pcc_set_mem_map: sock(%d) -EINVAL\n", sock); return -EINVAL; } - debug(3, "m32r_cfc: pcc_set_mem_map: sock(%d)\n", sock); + dev_dbg(&s->dev, "pcc_set_mem_map: sock(%d)\n", sock); LOCKED(_pcc_set_mem_map(sock, mem)); } static int pcc_init(struct pcmcia_socket *s) { - debug(3, "m32r_cfc: pcc_init()\n"); + dev_dbg(&s->dev, "pcc_init()\n"); return 0; } diff --git a/drivers/pcmcia/m32r_pcc.c b/drivers/pcmcia/m32r_pcc.c index c6524f9..72844c5 100644 --- a/drivers/pcmcia/m32r_pcc.c +++ b/drivers/pcmcia/m32r_pcc.c @@ -45,16 +45,6 @@ #define PCC_DEBUG_DBEX -#ifdef CONFIG_PCMCIA_DEBUG -static int m32r_pcc_debug; -module_param(m32r_pcc_debug, int, 0644); -#define debug(lvl, fmt, arg...) do { \ - if (m32r_pcc_debug > (lvl)) \ - printk(KERN_DEBUG "m32r_pcc: " fmt , ## arg); \ -} while (0) -#else -#define debug(n, args...) do { } while (0) -#endif /* Poll status interval -- 0 means default to interrupt */ static int poll_interval = 0; @@ -358,7 +348,7 @@ static irqreturn_t pcc_interrupt(int irq, void *dev) u_int events, active; int handled = 0; - debug(4, "m32r: pcc_interrupt(%d)\n", irq); + pr_debug("m32r_pcc: pcc_interrupt(%d)\n", irq); for (j = 0; j < 20; j++) { active = 0; @@ -369,13 +359,14 @@ static irqreturn_t pcc_interrupt(int irq, void *dev) handled = 1; irc = pcc_get(i, PCIRC); irc >>=16; - debug(2, "m32r-pcc:interrupt: socket %d pcirc 0x%02x ", i, irc); + pr_debug("m32r_pcc: interrupt: socket %d pcirc 0x%02x ", + i, irc); if (!irc) continue; events = (irc) ? SS_DETECT : 0; events |= (pcc_get(i,PCCR) & PCCR_PCEN) ? SS_READY : 0; - debug(2, " event 0x%02x\n", events); + pr_debug("m32r_pcc: event 0x%02x\n", events); if (events) pcmcia_parse_events(&socket[i].socket, events); @@ -388,7 +379,7 @@ static irqreturn_t pcc_interrupt(int irq, void *dev) if (j == 20) printk(KERN_NOTICE "m32r-pcc: infinite loop in interrupt handler\n"); - debug(4, "m32r-pcc: interrupt done\n"); + pr_debug("m32r_pcc: interrupt done\n"); return IRQ_RETVAL(handled); } /* pcc_interrupt */ @@ -422,7 +413,7 @@ static int _pcc_get_status(u_short sock, u_int *value) status = pcc_get(sock,PCCSIGCR); *value |= (status & PCCSIGCR_VEN) ? SS_POWERON : 0; - debug(3, "m32r-pcc: GetStatus(%d) = %#4.4x\n", sock, *value); + pr_debug("m32r_pcc: GetStatus(%d) = %#4.4x\n", sock, *value); return 0; } /* _get_status */ @@ -432,7 +423,7 @@ static int _pcc_set_socket(u_short sock, socket_state_t *state) { u_long reg = 0; - debug(3, "m32r-pcc: SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, " + pr_debug("m32r_pcc: SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, " "io_irq %d, csc_mask %#2.2x)", sock, state->flags, state->Vcc, state->Vpp, state->io_irq, state->csc_mask); @@ -448,11 +439,11 @@ static int _pcc_set_socket(u_short sock, socket_state_t *state) } if (state->flags & SS_RESET) { - debug(3, ":RESET\n"); + pr_debug("m32r_pcc: :RESET\n"); reg |= PCCSIGCR_CRST; } if (state->flags & SS_OUTPUT_ENA){ - debug(3, ":OUTPUT_ENA\n"); + pr_debug("m32r_pcc: :OUTPUT_ENA\n"); /* bit clear */ } else { reg |= PCCSIGCR_SEN; @@ -460,28 +451,26 @@ static int _pcc_set_socket(u_short sock, socket_state_t *state) pcc_set(sock,PCCSIGCR,reg); -#ifdef CONFIG_PCMCIA_DEBUG if(state->flags & SS_IOCARD){ - debug(3, ":IOCARD"); + pr_debug("m32r_pcc: :IOCARD"); } if (state->flags & SS_PWR_AUTO) { - debug(3, ":PWR_AUTO"); + pr_debug("m32r_pcc: :PWR_AUTO"); } if (state->csc_mask & SS_DETECT) - debug(3, ":csc-SS_DETECT"); + pr_debug("m32r_pcc: :csc-SS_DETECT"); if (state->flags & SS_IOCARD) { if (state->csc_mask & SS_STSCHG) - debug(3, ":STSCHG"); + pr_debug("m32r_pcc: :STSCHG"); } else { if (state->csc_mask & SS_BATDEAD) - debug(3, ":BATDEAD"); + pr_debug("m32r_pcc: :BATDEAD"); if (state->csc_mask & SS_BATWARN) - debug(3, ":BATWARN"); + pr_debug("m32r_pcc: :BATWARN"); if (state->csc_mask & SS_READY) - debug(3, ":READY"); + pr_debug("m32r_pcc: :READY"); } - debug(3, "\n"); -#endif + pr_debug("m32r_pcc: \n"); return 0; } /* _set_socket */ @@ -491,7 +480,7 @@ static int _pcc_set_io_map(u_short sock, struct pccard_io_map *io) { u_char map; - debug(3, "m32r-pcc: SetIOMap(%d, %d, %#2.2x, %d ns, " + pr_debug("m32r_pcc: SetIOMap(%d, %d, %#2.2x, %d ns, " "%#llx-%#llx)\n", sock, io->map, io->flags, io->speed, (unsigned long long)io->start, (unsigned long long)io->stop); @@ -515,7 +504,7 @@ static int _pcc_set_mem_map(u_short sock, struct pccard_mem_map *mem) #endif #endif - debug(3, "m32r-pcc: SetMemMap(%d, %d, %#2.2x, %d ns, " + pr_debug("m32r_pcc: SetMemMap(%d, %d, %#2.2x, %d ns, " "%#llx, %#x)\n", sock, map, mem->flags, mem->speed, (unsigned long long)mem->static_start, mem->card_start); @@ -662,7 +651,7 @@ static int pcc_set_mem_map(struct pcmcia_socket *s, struct pccard_mem_map *mem) static int pcc_init(struct pcmcia_socket *s) { - debug(4, "m32r-pcc: init call\n"); + pr_debug("m32r_pcc: init call\n"); return 0; } diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c index 403559b..7f79c4e 100644 --- a/drivers/pcmcia/m8xx_pcmcia.c +++ b/drivers/pcmcia/m8xx_pcmcia.c @@ -64,14 +64,6 @@ #include <pcmcia/cs.h> #include <pcmcia/ss.h> -#ifdef CONFIG_PCMCIA_DEBUG -static int pc_debug; -module_param(pc_debug, int, 0); -#define dprintk(args...) printk(KERN_DEBUG "m8xx_pcmcia: " args); -#else -#define dprintk(args...) -#endif - #define pcmcia_info(args...) printk(KERN_INFO "m8xx_pcmcia: "args) #define pcmcia_error(args...) printk(KERN_ERR "m8xx_pcmcia: "args) @@ -565,7 +557,7 @@ static irqreturn_t m8xx_interrupt(int irq, void *dev) unsigned int i, events, pscr, pipr, per; pcmconf8xx_t *pcmcia = socket[0].pcmcia; - dprintk("Interrupt!\n"); + pr_debug("m8xx_pcmcia: Interrupt!\n"); /* get interrupt sources */ pscr = in_be32(&pcmcia->pcmc_pscr); @@ -614,7 +606,7 @@ static irqreturn_t m8xx_interrupt(int irq, void *dev) /* call the handler */ - dprintk("slot %u: events = 0x%02x, pscr = 0x%08x, " + pr_debug("m8xx_pcmcia: slot %u: events = 0x%02x, pscr = 0x%08x, " "pipr = 0x%08x\n", i, events, pscr, pipr); if (events) { @@ -641,7 +633,7 @@ static irqreturn_t m8xx_interrupt(int irq, void *dev) /* clear the interrupt sources */ out_be32(&pcmcia->pcmc_pscr, pscr); - dprintk("Interrupt done.\n"); + pr_debug("m8xx_pcmcia: Interrupt done.\n"); return IRQ_HANDLED; } @@ -815,7 +807,7 @@ static int m8xx_get_status(struct pcmcia_socket *sock, unsigned int *value) }; } - dprintk("GetStatus(%d) = %#2.2x\n", lsock, *value); + pr_debug("m8xx_pcmcia: GetStatus(%d) = %#2.2x\n", lsock, *value); return 0; } @@ -828,7 +820,7 @@ static int m8xx_set_socket(struct pcmcia_socket *sock, socket_state_t * state) unsigned long flags; pcmconf8xx_t *pcmcia = socket[0].pcmcia; - dprintk("SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, " + pr_debug("m8xx_pcmcia: SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, " "io_irq %d, csc_mask %#2.2x)\n", lsock, state->flags, state->Vcc, state->Vpp, state->io_irq, state->csc_mask); @@ -974,7 +966,7 @@ static int m8xx_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) #define M8XX_SIZE (io->stop - io->start + 1) #define M8XX_BASE (PCMCIA_IO_WIN_BASE + io->start) - dprintk("SetIOMap(%d, %d, %#2.2x, %d ns, " + pr_debug("m8xx_pcmcia: SetIOMap(%d, %d, %#2.2x, %d ns, " "%#4.4llx-%#4.4llx)\n", lsock, io->map, io->flags, io->speed, (unsigned long long)io->start, (unsigned long long)io->stop); @@ -988,7 +980,7 @@ static int m8xx_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) if (io->flags & MAP_ACTIVE) { - dprintk("io->flags & MAP_ACTIVE\n"); + pr_debug("m8xx_pcmcia: io->flags & MAP_ACTIVE\n"); winnr = (PCMCIA_MEM_WIN_NO * PCMCIA_SOCKETS_NO) + (lsock * PCMCIA_IO_WIN_NO) + io->map; @@ -1018,8 +1010,8 @@ static int m8xx_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) out_be32(&w->or, reg); - dprintk("Socket %u: Mapped io window %u at %#8.8x, " - "OR = %#8.8x.\n", lsock, io->map, w->br, w->or); + pr_debug("m8xx_pcmcia: Socket %u: Mapped io window %u at " + "%#8.8x, OR = %#8.8x.\n", lsock, io->map, w->br, w->or); } else { /* shutdown IO window */ winnr = (PCMCIA_MEM_WIN_NO * PCMCIA_SOCKETS_NO) @@ -1033,14 +1025,14 @@ static int m8xx_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) out_be32(&w->or, 0); /* turn off window */ out_be32(&w->br, 0); /* turn off base address */ - dprintk("Socket %u: Unmapped io window %u at %#8.8x, " - "OR = %#8.8x.\n", lsock, io->map, w->br, w->or); + pr_debug("m8xx_pcmcia: Socket %u: Unmapped io window %u at " + "%#8.8x, OR = %#8.8x.\n", lsock, io->map, w->br, w->or); } /* copy the struct and modify the copy */ s->io_win[io->map] = *io; s->io_win[io->map].flags &= (MAP_WRPROT | MAP_16BIT | MAP_ACTIVE); - dprintk("SetIOMap exit\n"); + pr_debug("m8xx_pcmcia: SetIOMap exit\n"); return 0; } @@ -1055,7 +1047,7 @@ static int m8xx_set_mem_map(struct pcmcia_socket *sock, unsigned int reg, winnr; pcmconf8xx_t *pcmcia = s->pcmcia; - dprintk("SetMemMap(%d, %d, %#2.2x, %d ns, " + pr_debug("m8xx_pcmcia: SetMemMap(%d, %d, %#2.2x, %d ns, " "%#5.5llx, %#5.5x)\n", lsock, mem->map, mem->flags, mem->speed, (unsigned long long)mem->static_start, mem->card_start); @@ -1098,7 +1090,7 @@ static int m8xx_set_mem_map(struct pcmcia_socket *sock, out_be32(&w->or, reg); - dprintk("Socket %u: Mapped memory window %u at %#8.8x, " + pr_debug("m8xx_pcmcia: Socket %u: Mapped memory window %u at %#8.8x, " "OR = %#8.8x.\n", lsock, mem->map, w->br, w->or); if (mem->flags & MAP_ACTIVE) { @@ -1108,7 +1100,7 @@ static int m8xx_set_mem_map(struct pcmcia_socket *sock, + mem->card_start; } - dprintk("SetMemMap(%d, %d, %#2.2x, %d ns, " + pr_debug("m8xx_pcmcia: SetMemMap(%d, %d, %#2.2x, %d ns, " "%#5.5llx, %#5.5x)\n", lsock, mem->map, mem->flags, mem->speed, (unsigned long long)mem->static_start, mem->card_start); @@ -1129,7 +1121,7 @@ static int m8xx_sock_init(struct pcmcia_socket *sock) pccard_io_map io = { 0, 0, 0, 0, 1 }; pccard_mem_map mem = { 0, 0, 0, 0, 0, 0 }; - dprintk("sock_init(%d)\n", s); + pr_debug("m8xx_pcmcia: sock_init(%d)\n", s); m8xx_set_socket(sock, &dead_socket); for (i = 0; i < PCMCIA_IO_WIN_NO; i++) { diff --git a/drivers/pcmcia/o2micro.h b/drivers/pcmcia/o2micro.h index 72188c4..624442f 100644 --- a/drivers/pcmcia/o2micro.h +++ b/drivers/pcmcia/o2micro.h @@ -30,28 +30,6 @@ #ifndef _LINUX_O2MICRO_H #define _LINUX_O2MICRO_H -#ifndef PCI_VENDOR_ID_O2 -#define PCI_VENDOR_ID_O2 0x1217 -#endif -#ifndef PCI_DEVICE_ID_O2_6729 -#define PCI_DEVICE_ID_O2_6729 0x6729 -#endif -#ifndef PCI_DEVICE_ID_O2_6730 -#define PCI_DEVICE_ID_O2_6730 0x673a -#endif -#ifndef PCI_DEVICE_ID_O2_6832 -#define PCI_DEVICE_ID_O2_6832 0x6832 -#endif -#ifndef PCI_DEVICE_ID_O2_6836 -#define PCI_DEVICE_ID_O2_6836 0x6836 -#endif -#ifndef PCI_DEVICE_ID_O2_6812 -#define PCI_DEVICE_ID_O2_6812 0x6872 -#endif -#ifndef PCI_DEVICE_ID_O2_6933 -#define PCI_DEVICE_ID_O2_6933 0x6933 -#endif - /* Additional PCI configuration registers */ #define O2_MUX_CONTROL 0x90 /* 32 bit */ diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c index 30cf71d..c4d7908 100644 --- a/drivers/pcmcia/pcmcia_ioctl.c +++ b/drivers/pcmcia/pcmcia_ioctl.c @@ -58,17 +58,6 @@ typedef struct user_info_t { } user_info_t; -#ifdef CONFIG_PCMCIA_DEBUG -extern int ds_pc_debug; - -#define ds_dbg(lvl, fmt, arg...) do { \ - if (ds_pc_debug >= lvl) \ - printk(KERN_DEBUG "ds: " fmt , ## arg); \ -} while (0) -#else -#define ds_dbg(lvl, fmt, arg...) do { } while (0) -#endif - static struct pcmcia_device *get_pcmcia_device(struct pcmcia_socket *s, unsigned int function) { @@ -229,6 +218,61 @@ static int pcmcia_adjust_resource_info(adjust_t *adj) return (ret); } + +/** pcmcia_get_window + */ +static int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *wh_out, + window_handle_t wh, win_req_t *req) +{ + pccard_mem_map *win; + window_handle_t w; + + wh--; + if (!s || !(s->state & SOCKET_PRESENT)) + return -ENODEV; + if (wh >= MAX_WIN) + return -EINVAL; + for (w = wh; w < MAX_WIN; w++) + if (s->state & SOCKET_WIN_REQ(w)) + break; + if (w == MAX_WIN) + return -EINVAL; + win = &s->win[w]; + req->Base = win->res->start; + req->Size = win->res->end - win->res->start + 1; + req->AccessSpeed = win->speed; + req->Attributes = 0; + if (win->flags & MAP_ATTRIB) + req->Attributes |= WIN_MEMORY_TYPE_AM; + if (win->flags & MAP_ACTIVE) + req->Attributes |= WIN_ENABLE; + if (win->flags & MAP_16BIT) + req->Attributes |= WIN_DATA_WIDTH_16; + if (win->flags & MAP_USE_WAIT) + req->Attributes |= WIN_USE_WAIT; + + *wh_out = w + 1; + return 0; +} /* pcmcia_get_window */ + + +/** pcmcia_get_mem_page + * + * Change the card address of an already open memory window. + */ +static int pcmcia_get_mem_page(struct pcmcia_socket *skt, window_handle_t wh, + memreq_t *req) +{ + wh--; + if (wh >= MAX_WIN) + return -EINVAL; + + req->Page = 0; + req->CardOffset = skt->win[wh].card_start; + return 0; +} /* pcmcia_get_mem_page */ + + /** pccard_get_status * * Get the current socket state bits. We don't support the latched @@ -431,7 +475,7 @@ static int bind_request(struct pcmcia_socket *s, bind_info_t *bind_info) if (!s) return -EINVAL; - ds_dbg(2, "bind_request(%d, '%s')\n", s->sock, + pr_debug("bind_request(%d, '%s')\n", s->sock, (char *)bind_info->dev_info); p_drv = get_pcmcia_driver(&bind_info->dev_info); @@ -623,7 +667,7 @@ static int ds_open(struct inode *inode, struct file *file) static int warning_printed = 0; int ret = 0; - ds_dbg(0, "ds_open(socket %d)\n", i); + pr_debug("ds_open(socket %d)\n", i); lock_kernel(); s = pcmcia_get_socket_by_nr(i); @@ -685,7 +729,7 @@ static int ds_release(struct inode *inode, struct file *file) struct pcmcia_socket *s; user_info_t *user, **link; - ds_dbg(0, "ds_release(socket %d)\n", iminor(inode)); + pr_debug("ds_release(socket %d)\n", iminor(inode)); user = file->private_data; if (CHECK_USER(user)) @@ -719,7 +763,7 @@ static ssize_t ds_read(struct file *file, char __user *buf, user_info_t *user; int ret; - ds_dbg(2, "ds_read(socket %d)\n", iminor(file->f_path.dentry->d_inode)); + pr_debug("ds_read(socket %d)\n", iminor(file->f_path.dentry->d_inode)); if (count < 4) return -EINVAL; @@ -744,7 +788,7 @@ static ssize_t ds_read(struct file *file, char __user *buf, static ssize_t ds_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) { - ds_dbg(2, "ds_write(socket %d)\n", iminor(file->f_path.dentry->d_inode)); + pr_debug("ds_write(socket %d)\n", iminor(file->f_path.dentry->d_inode)); if (count != 4) return -EINVAL; @@ -762,7 +806,7 @@ static u_int ds_poll(struct file *file, poll_table *wait) struct pcmcia_socket *s; user_info_t *user; - ds_dbg(2, "ds_poll(socket %d)\n", iminor(file->f_path.dentry->d_inode)); + pr_debug("ds_poll(socket %d)\n", iminor(file->f_path.dentry->d_inode)); user = file->private_data; if (CHECK_USER(user)) @@ -790,7 +834,7 @@ static int ds_ioctl(struct inode * inode, struct file * file, ds_ioctl_arg_t *buf; user_info_t *user; - ds_dbg(2, "ds_ioctl(socket %d, %#x, %#lx)\n", iminor(inode), cmd, arg); + pr_debug("ds_ioctl(socket %d, %#x, %#lx)\n", iminor(inode), cmd, arg); user = file->private_data; if (CHECK_USER(user)) @@ -809,13 +853,13 @@ static int ds_ioctl(struct inode * inode, struct file * file, if (cmd & IOC_IN) { if (!access_ok(VERIFY_READ, uarg, size)) { - ds_dbg(3, "ds_ioctl(): verify_read = %d\n", -EFAULT); + pr_debug("ds_ioctl(): verify_read = %d\n", -EFAULT); return -EFAULT; } } if (cmd & IOC_OUT) { if (!access_ok(VERIFY_WRITE, uarg, size)) { - ds_dbg(3, "ds_ioctl(): verify_write = %d\n", -EFAULT); + pr_debug("ds_ioctl(): verify_write = %d\n", -EFAULT); return -EFAULT; } } @@ -927,15 +971,15 @@ static int ds_ioctl(struct inode * inode, struct file * file, goto free_out; break; case DS_GET_FIRST_WINDOW: - ret = pcmcia_get_window(s, &buf->win_info.handle, 0, + ret = pcmcia_get_window(s, &buf->win_info.handle, 1, &buf->win_info.window); break; case DS_GET_NEXT_WINDOW: ret = pcmcia_get_window(s, &buf->win_info.handle, - buf->win_info.handle->index + 1, &buf->win_info.window); + buf->win_info.handle + 1, &buf->win_info.window); break; case DS_GET_MEM_PAGE: - ret = pcmcia_get_mem_page(buf->win_info.handle, + ret = pcmcia_get_mem_page(s, buf->win_info.handle, &buf->win_info.map); break; case DS_REPLACE_CIS: @@ -962,7 +1006,7 @@ static int ds_ioctl(struct inode * inode, struct file * file, } if ((err == 0) && (ret != 0)) { - ds_dbg(2, "ds_ioctl: ret = %d\n", ret); + pr_debug("ds_ioctl: ret = %d\n", ret); switch (ret) { case -ENODEV: case -EINVAL: diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c index d919e96..a8bf8c1 100644 --- a/drivers/pcmcia/pcmcia_resource.c +++ b/drivers/pcmcia/pcmcia_resource.c @@ -20,6 +20,7 @@ #include <linux/delay.h> #include <linux/pci.h> #include <linux/device.h> +#include <linux/netdevice.h> #include <pcmcia/cs_types.h> #include <pcmcia/ss.h> @@ -43,21 +44,6 @@ static u8 pcmcia_used_irq[NR_IRQS]; #endif -#ifdef CONFIG_PCMCIA_DEBUG -extern int ds_pc_debug; - -#define ds_dbg(skt, lvl, fmt, arg...) do { \ - if (ds_pc_debug >= lvl) \ - dev_printk(KERN_DEBUG, &skt->dev, \ - "pcmcia_resource: " fmt, \ - ## arg); \ -} while (0) -#else -#define ds_dbg(skt, lvl, fmt, arg...) do { } while (0) -#endif - - - /** alloc_io_space * * Special stuff for managing IO windows, because they are scarce @@ -72,14 +58,14 @@ static int alloc_io_space(struct pcmcia_socket *s, u_int attr, align = (*base) ? (lines ? 1<<lines : 0) : 1; if (align && (align < num)) { if (*base) { - ds_dbg(s, 0, "odd IO request: num %#x align %#x\n", + dev_dbg(&s->dev, "odd IO request: num %#x align %#x\n", num, align); align = 0; } else while (align && (align < num)) align <<= 1; } if (*base & ~(align-1)) { - ds_dbg(s, 0, "odd IO request: base %#x align %#x\n", + dev_dbg(&s->dev, "odd IO request: base %#x align %#x\n", *base, align); align = 0; } @@ -173,8 +159,10 @@ int pcmcia_access_configuration_register(struct pcmcia_device *p_dev, s = p_dev->socket; c = p_dev->function_config; - if (!(c->state & CONFIG_LOCKED)) + if (!(c->state & CONFIG_LOCKED)) { + dev_dbg(&s->dev, "Configuration isnt't locked\n"); return -EACCES; + } addr = (c->ConfigBase + reg->Offset) >> 1; @@ -188,6 +176,7 @@ int pcmcia_access_configuration_register(struct pcmcia_device *p_dev, pcmcia_write_cis_mem(s, 1, addr, 1, &val); break; default: + dev_dbg(&s->dev, "Invalid conf register request\n"); return -EINVAL; break; } @@ -196,68 +185,21 @@ int pcmcia_access_configuration_register(struct pcmcia_device *p_dev, EXPORT_SYMBOL(pcmcia_access_configuration_register); -/** pcmcia_get_window - */ -int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *handle, - int idx, win_req_t *req) -{ - window_t *win; - int w; - - if (!s || !(s->state & SOCKET_PRESENT)) - return -ENODEV; - for (w = idx; w < MAX_WIN; w++) - if (s->state & SOCKET_WIN_REQ(w)) - break; - if (w == MAX_WIN) - return -EINVAL; - win = &s->win[w]; - req->Base = win->ctl.res->start; - req->Size = win->ctl.res->end - win->ctl.res->start + 1; - req->AccessSpeed = win->ctl.speed; - req->Attributes = 0; - if (win->ctl.flags & MAP_ATTRIB) - req->Attributes |= WIN_MEMORY_TYPE_AM; - if (win->ctl.flags & MAP_ACTIVE) - req->Attributes |= WIN_ENABLE; - if (win->ctl.flags & MAP_16BIT) - req->Attributes |= WIN_DATA_WIDTH_16; - if (win->ctl.flags & MAP_USE_WAIT) - req->Attributes |= WIN_USE_WAIT; - *handle = win; - return 0; -} /* pcmcia_get_window */ -EXPORT_SYMBOL(pcmcia_get_window); - - -/** pcmcia_get_mem_page - * - * Change the card address of an already open memory window. - */ -int pcmcia_get_mem_page(window_handle_t win, memreq_t *req) +int pcmcia_map_mem_page(struct pcmcia_device *p_dev, window_handle_t wh, + memreq_t *req) { - if ((win == NULL) || (win->magic != WINDOW_MAGIC)) - return -EINVAL; - req->Page = 0; - req->CardOffset = win->ctl.card_start; - return 0; -} /* pcmcia_get_mem_page */ -EXPORT_SYMBOL(pcmcia_get_mem_page); - + struct pcmcia_socket *s = p_dev->socket; -int pcmcia_map_mem_page(window_handle_t win, memreq_t *req) -{ - struct pcmcia_socket *s; - if ((win == NULL) || (win->magic != WINDOW_MAGIC)) + wh--; + if (wh >= MAX_WIN) return -EINVAL; - s = win->sock; if (req->Page != 0) { - ds_dbg(s, 0, "failure: requested page is zero\n"); + dev_dbg(&s->dev, "failure: requested page is zero\n"); return -EINVAL; } - win->ctl.card_start = req->CardOffset; - if (s->ops->set_mem_map(s, &win->ctl) != 0) { - ds_dbg(s, 0, "failed to set_mem_map\n"); + s->win[wh].card_start = req->CardOffset; + if (s->ops->set_mem_map(s, &s->win[wh]) != 0) { + dev_dbg(&s->dev, "failed to set_mem_map\n"); return -EIO; } return 0; @@ -278,10 +220,14 @@ int pcmcia_modify_configuration(struct pcmcia_device *p_dev, s = p_dev->socket; c = p_dev->function_config; - if (!(s->state & SOCKET_PRESENT)) + if (!(s->state & SOCKET_PRESENT)) { + dev_dbg(&s->dev, "No card present\n"); return -ENODEV; - if (!(c->state & CONFIG_LOCKED)) + } + if (!(c->state & CONFIG_LOCKED)) { + dev_dbg(&s->dev, "Configuration isnt't locked\n"); return -EACCES; + } if (mod->Attributes & CONF_IRQ_CHANGE_VALID) { if (mod->Attributes & CONF_ENABLE_IRQ) { @@ -295,7 +241,7 @@ int pcmcia_modify_configuration(struct pcmcia_device *p_dev, } if (mod->Attributes & CONF_VCC_CHANGE_VALID) { - ds_dbg(s, 0, "changing Vcc is not allowed at this time\n"); + dev_dbg(&s->dev, "changing Vcc is not allowed at this time\n"); return -EINVAL; } @@ -303,7 +249,7 @@ int pcmcia_modify_configuration(struct pcmcia_device *p_dev, if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) && (mod->Attributes & CONF_VPP2_CHANGE_VALID)) { if (mod->Vpp1 != mod->Vpp2) { - ds_dbg(s, 0, "Vpp1 and Vpp2 must be the same\n"); + dev_dbg(&s->dev, "Vpp1 and Vpp2 must be the same\n"); return -EINVAL; } s->socket.Vpp = mod->Vpp1; @@ -314,7 +260,7 @@ int pcmcia_modify_configuration(struct pcmcia_device *p_dev, } } else if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) || (mod->Attributes & CONF_VPP2_CHANGE_VALID)) { - ds_dbg(s, 0, "changing Vcc is not allowed at this time\n"); + dev_dbg(&s->dev, "changing Vcc is not allowed at this time\n"); return -EINVAL; } @@ -425,11 +371,11 @@ static int pcmcia_release_irq(struct pcmcia_device *p_dev, irq_req_t *req) if (c->state & CONFIG_LOCKED) return -EACCES; if (c->irq.Attributes != req->Attributes) { - ds_dbg(s, 0, "IRQ attributes must match assigned ones\n"); + dev_dbg(&s->dev, "IRQ attributes must match assigned ones\n"); return -EINVAL; } if (s->irq.AssignedIRQ != req->AssignedIRQ) { - ds_dbg(s, 0, "IRQ must match assigned one\n"); + dev_dbg(&s->dev, "IRQ must match assigned one\n"); return -EINVAL; } if (--s->irq.Config == 0) { @@ -437,8 +383,8 @@ static int pcmcia_release_irq(struct pcmcia_device *p_dev, irq_req_t *req) s->irq.AssignedIRQ = 0; } - if (req->Attributes & IRQ_HANDLE_PRESENT) { - free_irq(req->AssignedIRQ, req->Instance); + if (req->Handler) { + free_irq(req->AssignedIRQ, p_dev->priv); } #ifdef CONFIG_PCMCIA_PROBE @@ -449,30 +395,34 @@ static int pcmcia_release_irq(struct pcmcia_device *p_dev, irq_req_t *req) } /* pcmcia_release_irq */ -int pcmcia_release_window(window_handle_t win) +int pcmcia_release_window(struct pcmcia_device *p_dev, window_handle_t wh) { - struct pcmcia_socket *s; + struct pcmcia_socket *s = p_dev->socket; + pccard_mem_map *win; - if ((win == NULL) || (win->magic != WINDOW_MAGIC)) + wh--; + if (wh >= MAX_WIN) return -EINVAL; - s = win->sock; - if (!(win->handle->_win & CLIENT_WIN_REQ(win->index))) + + win = &s->win[wh]; + + if (!(p_dev->_win & CLIENT_WIN_REQ(wh))) { + dev_dbg(&s->dev, "not releasing unknown window\n"); return -EINVAL; + } /* Shut down memory window */ - win->ctl.flags &= ~MAP_ACTIVE; - s->ops->set_mem_map(s, &win->ctl); - s->state &= ~SOCKET_WIN_REQ(win->index); + win->flags &= ~MAP_ACTIVE; + s->ops->set_mem_map(s, win); + s->state &= ~SOCKET_WIN_REQ(wh); /* Release system memory */ - if (win->ctl.res) { - release_resource(win->ctl.res); - kfree(win->ctl.res); - win->ctl.res = NULL; + if (win->res) { + release_resource(win->res); + kfree(win->res); + win->res = NULL; } - win->handle->_win &= ~CLIENT_WIN_REQ(win->index); - - win->magic = 0; + p_dev->_win &= ~CLIENT_WIN_REQ(wh); return 0; } /* pcmcia_release_window */ @@ -492,12 +442,14 @@ int pcmcia_request_configuration(struct pcmcia_device *p_dev, return -ENODEV; if (req->IntType & INT_CARDBUS) { - ds_dbg(p_dev->socket, 0, "IntType may not be INT_CARDBUS\n"); + dev_dbg(&s->dev, "IntType may not be INT_CARDBUS\n"); return -EINVAL; } c = p_dev->function_config; - if (c->state & CONFIG_LOCKED) + if (c->state & CONFIG_LOCKED) { + dev_dbg(&s->dev, "Configuration is locked\n"); return -EACCES; + } /* Do power control. We don't allow changes in Vcc. */ s->socket.Vpp = req->Vpp; @@ -609,40 +561,44 @@ int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req) struct pcmcia_socket *s = p_dev->socket; config_t *c; - if (!(s->state & SOCKET_PRESENT)) + if (!(s->state & SOCKET_PRESENT)) { + dev_dbg(&s->dev, "No card present\n"); return -ENODEV; + } if (!req) return -EINVAL; c = p_dev->function_config; - if (c->state & CONFIG_LOCKED) + if (c->state & CONFIG_LOCKED) { + dev_dbg(&s->dev, "Configuration is locked\n"); return -EACCES; + } if (c->state & CONFIG_IO_REQ) { - ds_dbg(s, 0, "IO already configured\n"); + dev_dbg(&s->dev, "IO already configured\n"); return -EBUSY; } if (req->Attributes1 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS)) { - ds_dbg(s, 0, "bad attribute setting for IO region 1\n"); + dev_dbg(&s->dev, "bad attribute setting for IO region 1\n"); return -EINVAL; } if ((req->NumPorts2 > 0) && (req->Attributes2 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS))) { - ds_dbg(s, 0, "bad attribute setting for IO region 2\n"); + dev_dbg(&s->dev, "bad attribute setting for IO region 2\n"); return -EINVAL; } - ds_dbg(s, 1, "trying to allocate resource 1\n"); + dev_dbg(&s->dev, "trying to allocate resource 1\n"); if (alloc_io_space(s, req->Attributes1, &req->BasePort1, req->NumPorts1, req->IOAddrLines)) { - ds_dbg(s, 0, "allocation of resource 1 failed\n"); + dev_dbg(&s->dev, "allocation of resource 1 failed\n"); return -EBUSY; } if (req->NumPorts2) { - ds_dbg(s, 1, "trying to allocate resource 2\n"); + dev_dbg(&s->dev, "trying to allocate resource 2\n"); if (alloc_io_space(s, req->Attributes2, &req->BasePort2, req->NumPorts2, req->IOAddrLines)) { - ds_dbg(s, 0, "allocation of resource 2 failed\n"); + dev_dbg(&s->dev, "allocation of resource 2 failed\n"); release_io_space(s, req->BasePort1, req->NumPorts1); return -EBUSY; } @@ -680,13 +636,17 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) int ret = -EINVAL, irq = 0; int type; - if (!(s->state & SOCKET_PRESENT)) + if (!(s->state & SOCKET_PRESENT)) { + dev_dbg(&s->dev, "No card present\n"); return -ENODEV; + } c = p_dev->function_config; - if (c->state & CONFIG_LOCKED) + if (c->state & CONFIG_LOCKED) { + dev_dbg(&s->dev, "Configuration is locked\n"); return -EACCES; + } if (c->state & CONFIG_IRQ_REQ) { - ds_dbg(s, 0, "IRQ already configured\n"); + dev_dbg(&s->dev, "IRQ already configured\n"); return -EBUSY; } @@ -704,7 +664,7 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) /* if the underlying IRQ infrastructure allows for it, only allocate * the IRQ, but do not enable it */ - if (!(req->Attributes & IRQ_HANDLE_PRESENT)) + if (!(req->Handler)) type |= IRQ_NOAUTOEN; #endif /* IRQ_NOAUTOEN */ @@ -714,7 +674,7 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) } else { int try; u32 mask = s->irq_mask; - void *data = &p_dev->dev.driver; /* something unique to this device */ + void *data = p_dev; /* something unique to this device */ for (try = 0; try < 64; try++) { irq = try % 32; @@ -731,12 +691,12 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) * registering a dummy handle works, i.e. if the IRQ isn't * marked as used by the kernel resource management core */ ret = request_irq(irq, - (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Handler : test_action, + (req->Handler) ? req->Handler : test_action, type, p_dev->devname, - (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Instance : data); + (req->Handler) ? p_dev->priv : data); if (!ret) { - if (!(req->Attributes & IRQ_HANDLE_PRESENT)) + if (!req->Handler) free_irq(irq, data); break; } @@ -745,17 +705,22 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) #endif /* only assign PCI irq if no IRQ already assigned */ if (ret && !s->irq.AssignedIRQ) { - if (!s->pci_irq) + if (!s->pci_irq) { + dev_printk(KERN_INFO, &s->dev, "no IRQ found\n"); return ret; + } type = IRQF_SHARED; irq = s->pci_irq; } - if (ret && (req->Attributes & IRQ_HANDLE_PRESENT)) { + if (ret && req->Handler) { ret = request_irq(irq, req->Handler, type, - p_dev->devname, req->Instance); - if (ret) + p_dev->devname, p_dev->priv); + if (ret) { + dev_printk(KERN_INFO, &s->dev, + "request_irq() failed\n"); return ret; + } } /* Make sure the fact the request type was overridden is passed back */ @@ -787,17 +752,19 @@ EXPORT_SYMBOL(pcmcia_request_irq); * Request_window() establishes a mapping between card memory space * and system memory space. */ -int pcmcia_request_window(struct pcmcia_device **p_dev, win_req_t *req, window_handle_t *wh) +int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req, window_handle_t *wh) { - struct pcmcia_socket *s = (*p_dev)->socket; - window_t *win; + struct pcmcia_socket *s = p_dev->socket; + pccard_mem_map *win; u_long align; int w; - if (!(s->state & SOCKET_PRESENT)) + if (!(s->state & SOCKET_PRESENT)) { + dev_dbg(&s->dev, "No card present\n"); return -ENODEV; + } if (req->Attributes & (WIN_PAGED | WIN_SHARED)) { - ds_dbg(s, 0, "bad attribute setting for iomem region\n"); + dev_dbg(&s->dev, "bad attribute setting for iomem region\n"); return -EINVAL; } @@ -808,12 +775,12 @@ int pcmcia_request_window(struct pcmcia_device **p_dev, win_req_t *req, window_h (req->Attributes & WIN_STRICT_ALIGN)) ? req->Size : s->map_size); if (req->Size & (s->map_size-1)) { - ds_dbg(s, 0, "invalid map size\n"); + dev_dbg(&s->dev, "invalid map size\n"); return -EINVAL; } if ((req->Base && (s->features & SS_CAP_STATIC_MAP)) || (req->Base & (align-1))) { - ds_dbg(s, 0, "invalid base address\n"); + dev_dbg(&s->dev, "invalid base address\n"); return -EINVAL; } if (req->Base) @@ -823,52 +790,48 @@ int pcmcia_request_window(struct pcmcia_device **p_dev, win_req_t *req, window_h for (w = 0; w < MAX_WIN; w++) if (!(s->state & SOCKET_WIN_REQ(w))) break; if (w == MAX_WIN) { - ds_dbg(s, 0, "all windows are used already\n"); + dev_dbg(&s->dev, "all windows are used already\n"); return -EINVAL; } win = &s->win[w]; - win->magic = WINDOW_MAGIC; - win->index = w; - win->handle = *p_dev; - win->sock = s; if (!(s->features & SS_CAP_STATIC_MAP)) { - win->ctl.res = pcmcia_find_mem_region(req->Base, req->Size, align, + win->res = pcmcia_find_mem_region(req->Base, req->Size, align, (req->Attributes & WIN_MAP_BELOW_1MB), s); - if (!win->ctl.res) { - ds_dbg(s, 0, "allocating mem region failed\n"); + if (!win->res) { + dev_dbg(&s->dev, "allocating mem region failed\n"); return -EINVAL; } } - (*p_dev)->_win |= CLIENT_WIN_REQ(w); + p_dev->_win |= CLIENT_WIN_REQ(w); /* Configure the socket controller */ - win->ctl.map = w+1; - win->ctl.flags = 0; - win->ctl.speed = req->AccessSpeed; + win->map = w+1; + win->flags = 0; + win->speed = req->AccessSpeed; if (req->Attributes & WIN_MEMORY_TYPE) - win->ctl.flags |= MAP_ATTRIB; + win->flags |= MAP_ATTRIB; if (req->Attributes & WIN_ENABLE) - win->ctl.flags |= MAP_ACTIVE; + win->flags |= MAP_ACTIVE; if (req->Attributes & WIN_DATA_WIDTH_16) - win->ctl.flags |= MAP_16BIT; + win->flags |= MAP_16BIT; if (req->Attributes & WIN_USE_WAIT) - win->ctl.flags |= MAP_USE_WAIT; - win->ctl.card_start = 0; - if (s->ops->set_mem_map(s, &win->ctl) != 0) { - ds_dbg(s, 0, "failed to set memory mapping\n"); + win->flags |= MAP_USE_WAIT; + win->card_start = 0; + if (s->ops->set_mem_map(s, win) != 0) { + dev_dbg(&s->dev, "failed to set memory mapping\n"); return -EIO; } s->state |= SOCKET_WIN_REQ(w); /* Return window handle */ if (s->features & SS_CAP_STATIC_MAP) { - req->Base = win->ctl.static_start; + req->Base = win->static_start; } else { - req->Base = win->ctl.res->start; + req->Base = win->res->start; } - *wh = win; + *wh = w + 1; return 0; } /* pcmcia_request_window */ @@ -879,19 +842,46 @@ void pcmcia_disable_device(struct pcmcia_device *p_dev) { pcmcia_release_io(p_dev, &p_dev->io); pcmcia_release_irq(p_dev, &p_dev->irq); if (p_dev->win) - pcmcia_release_window(p_dev->win); + pcmcia_release_window(p_dev, p_dev->win); } EXPORT_SYMBOL(pcmcia_disable_device); struct pcmcia_cfg_mem { - tuple_t tuple; + struct pcmcia_device *p_dev; + void *priv_data; + int (*conf_check) (struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data); cisparse_t parse; - u8 buf[256]; cistpl_cftable_entry_t dflt; }; /** + * pcmcia_do_loop_config() - internal helper for pcmcia_loop_config() + * + * pcmcia_do_loop_config() is the internal callback for the call from + * pcmcia_loop_config() to pccard_loop_tuple(). Data is transferred + * by a struct pcmcia_cfg_mem. + */ +static int pcmcia_do_loop_config(tuple_t *tuple, cisparse_t *parse, void *priv) +{ + cistpl_cftable_entry_t *cfg = &parse->cftable_entry; + struct pcmcia_cfg_mem *cfg_mem = priv; + + /* default values */ + cfg_mem->p_dev->conf.ConfigIndex = cfg->index; + if (cfg->flags & CISTPL_CFTABLE_DEFAULT) + cfg_mem->dflt = *cfg; + + return cfg_mem->conf_check(cfg_mem->p_dev, cfg, &cfg_mem->dflt, + cfg_mem->p_dev->socket->socket.Vcc, + cfg_mem->priv_data); +} + +/** * pcmcia_loop_config() - loop over configuration options * @p_dev: the struct pcmcia_device which we need to loop for. * @conf_check: function to call for each configuration option. @@ -913,48 +903,174 @@ int pcmcia_loop_config(struct pcmcia_device *p_dev, void *priv_data) { struct pcmcia_cfg_mem *cfg_mem; - - tuple_t *tuple; int ret; - unsigned int vcc; cfg_mem = kzalloc(sizeof(struct pcmcia_cfg_mem), GFP_KERNEL); if (cfg_mem == NULL) return -ENOMEM; - /* get the current Vcc setting */ - vcc = p_dev->socket->socket.Vcc; + cfg_mem->p_dev = p_dev; + cfg_mem->conf_check = conf_check; + cfg_mem->priv_data = priv_data; - tuple = &cfg_mem->tuple; - tuple->TupleData = cfg_mem->buf; - tuple->TupleDataMax = 255; - tuple->TupleOffset = 0; - tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; - tuple->Attributes = 0; + ret = pccard_loop_tuple(p_dev->socket, p_dev->func, + CISTPL_CFTABLE_ENTRY, &cfg_mem->parse, + cfg_mem, pcmcia_do_loop_config); - ret = pcmcia_get_first_tuple(p_dev, tuple); - while (!ret) { - cistpl_cftable_entry_t *cfg = &cfg_mem->parse.cftable_entry; + kfree(cfg_mem); + return ret; +} +EXPORT_SYMBOL(pcmcia_loop_config); + + +struct pcmcia_loop_mem { + struct pcmcia_device *p_dev; + void *priv_data; + int (*loop_tuple) (struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv_data); +}; + +/** + * pcmcia_do_loop_tuple() - internal helper for pcmcia_loop_config() + * + * pcmcia_do_loop_tuple() is the internal callback for the call from + * pcmcia_loop_tuple() to pccard_loop_tuple(). Data is transferred + * by a struct pcmcia_cfg_mem. + */ +static int pcmcia_do_loop_tuple(tuple_t *tuple, cisparse_t *parse, void *priv) +{ + struct pcmcia_loop_mem *loop = priv; + + return loop->loop_tuple(loop->p_dev, tuple, loop->priv_data); +}; + +/** + * pcmcia_loop_tuple() - loop over tuples in the CIS + * @p_dev: the struct pcmcia_device which we need to loop for. + * @code: which CIS code shall we look for? + * @priv_data: private data to be passed to the loop_tuple function. + * @loop_tuple: function to call for each CIS entry of type @function. IT + * gets passed the raw tuple and @priv_data. + * + * pcmcia_loop_tuple() loops over all CIS entries of type @function, and + * calls the @loop_tuple function for each entry. If the call to @loop_tuple + * returns 0, the loop exits. Returns 0 on success or errorcode otherwise. + */ +int pcmcia_loop_tuple(struct pcmcia_device *p_dev, cisdata_t code, + int (*loop_tuple) (struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv_data), + void *priv_data) +{ + struct pcmcia_loop_mem loop = { + .p_dev = p_dev, + .loop_tuple = loop_tuple, + .priv_data = priv_data}; - if (pcmcia_get_tuple_data(p_dev, tuple)) - goto next_entry; + return pccard_loop_tuple(p_dev->socket, p_dev->func, code, NULL, + &loop, pcmcia_do_loop_tuple); +}; +EXPORT_SYMBOL(pcmcia_loop_tuple); - if (pcmcia_parse_tuple(tuple, &cfg_mem->parse)) - goto next_entry; - /* default values */ - p_dev->conf.ConfigIndex = cfg->index; - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - cfg_mem->dflt = *cfg; +struct pcmcia_loop_get { + size_t len; + cisdata_t **buf; +}; - ret = conf_check(p_dev, cfg, &cfg_mem->dflt, vcc, priv_data); - if (!ret) - break; +/** + * pcmcia_do_get_tuple() - internal helper for pcmcia_get_tuple() + * + * pcmcia_do_get_tuple() is the internal callback for the call from + * pcmcia_get_tuple() to pcmcia_loop_tuple(). As we're only interested in + * the first tuple, return 0 unconditionally. Create a memory buffer large + * enough to hold the content of the tuple, and fill it with the tuple data. + * The caller is responsible to free the buffer. + */ +static int pcmcia_do_get_tuple(struct pcmcia_device *p_dev, tuple_t *tuple, + void *priv) +{ + struct pcmcia_loop_get *get = priv; + + *get->buf = kzalloc(tuple->TupleDataLen, GFP_KERNEL); + if (*get->buf) { + get->len = tuple->TupleDataLen; + memcpy(*get->buf, tuple->TupleData, tuple->TupleDataLen); + } else + dev_dbg(&p_dev->dev, "do_get_tuple: out of memory\n"); + return 0; +}; -next_entry: - ret = pcmcia_get_next_tuple(p_dev, tuple); +/** + * pcmcia_get_tuple() - get first tuple from CIS + * @p_dev: the struct pcmcia_device which we need to loop for. + * @code: which CIS code shall we look for? + * @buf: pointer to store the buffer to. + * + * pcmcia_get_tuple() gets the content of the first CIS entry of type @code. + * It returns the buffer length (or zero). The caller is responsible to free + * the buffer passed in @buf. + */ +size_t pcmcia_get_tuple(struct pcmcia_device *p_dev, cisdata_t code, + unsigned char **buf) +{ + struct pcmcia_loop_get get = { + .len = 0, + .buf = buf, + }; + + *get.buf = NULL; + pcmcia_loop_tuple(p_dev, code, pcmcia_do_get_tuple, &get); + + return get.len; +}; +EXPORT_SYMBOL(pcmcia_get_tuple); + + +/** + * pcmcia_do_get_mac() - internal helper for pcmcia_get_mac_from_cis() + * + * pcmcia_do_get_mac() is the internal callback for the call from + * pcmcia_get_mac_from_cis() to pcmcia_loop_tuple(). We check whether the + * tuple contains a proper LAN_NODE_ID of length 6, and copy the data + * to struct net_device->dev_addr[i]. + */ +static int pcmcia_do_get_mac(struct pcmcia_device *p_dev, tuple_t *tuple, + void *priv) +{ + struct net_device *dev = priv; + int i; + + if (tuple->TupleData[0] != CISTPL_FUNCE_LAN_NODE_ID) + return -EINVAL; + if (tuple->TupleDataLen < ETH_ALEN + 2) { + dev_warn(&p_dev->dev, "Invalid CIS tuple length for " + "LAN_NODE_ID\n"); + return -EINVAL; } - return ret; -} -EXPORT_SYMBOL(pcmcia_loop_config); + if (tuple->TupleData[1] != ETH_ALEN) { + dev_warn(&p_dev->dev, "Invalid header for LAN_NODE_ID\n"); + return -EINVAL; + } + for (i = 0; i < 6; i++) + dev->dev_addr[i] = tuple->TupleData[i+2]; + return 0; +}; + +/** + * pcmcia_get_mac_from_cis() - read out MAC address from CISTPL_FUNCE + * @p_dev: the struct pcmcia_device for which we want the address. + * @dev: a properly prepared struct net_device to store the info to. + * + * pcmcia_get_mac_from_cis() reads out the hardware MAC address from + * CISTPL_FUNCE and stores it into struct net_device *dev->dev_addr which + * must be set up properly by the driver (see examples!). + */ +int pcmcia_get_mac_from_cis(struct pcmcia_device *p_dev, struct net_device *dev) +{ + return pcmcia_loop_tuple(p_dev, CISTPL_FUNCE, pcmcia_do_get_mac, dev); +}; +EXPORT_SYMBOL(pcmcia_get_mac_from_cis); + diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c index 70a3346..e1741cd 100644 --- a/drivers/pcmcia/pd6729.c +++ b/drivers/pcmcia/pd6729.c @@ -213,7 +213,8 @@ static irqreturn_t pd6729_interrupt(int irq, void *dev) if (csc & I365_CSC_DETECT) { events |= SS_DETECT; - dprintk("Card detected in socket %i!\n", i); + dev_vdbg(&socket[i].socket.dev, + "Card detected in socket %i!\n", i); } if (indirect_read(&socket[i], I365_INTCTL) @@ -331,11 +332,11 @@ static int pd6729_set_socket(struct pcmcia_socket *sock, socket_state_t *state) reg = I365_PWR_NORESET; /* default: disable resetdrv on resume */ if (state->flags & SS_PWR_AUTO) { - dprintk("Auto power\n"); + dev_dbg(&sock->dev, "Auto power\n"); reg |= I365_PWR_AUTO; /* automatic power mngmnt */ } if (state->flags & SS_OUTPUT_ENA) { - dprintk("Power Enabled\n"); + dev_dbg(&sock->dev, "Power Enabled\n"); reg |= I365_PWR_OUT; /* enable power */ } @@ -343,40 +344,44 @@ static int pd6729_set_socket(struct pcmcia_socket *sock, socket_state_t *state) case 0: break; case 33: - dprintk("setting voltage to Vcc to 3.3V on socket %i\n", + dev_dbg(&sock->dev, + "setting voltage to Vcc to 3.3V on socket %i\n", socket->number); reg |= I365_VCC_5V; indirect_setbit(socket, PD67_MISC_CTL_1, PD67_MC1_VCC_3V); break; case 50: - dprintk("setting voltage to Vcc to 5V on socket %i\n", + dev_dbg(&sock->dev, + "setting voltage to Vcc to 5V on socket %i\n", socket->number); reg |= I365_VCC_5V; indirect_resetbit(socket, PD67_MISC_CTL_1, PD67_MC1_VCC_3V); break; default: - dprintk("pd6729: pd6729_set_socket called with " - "invalid VCC power value: %i\n", - state->Vcc); + dev_dbg(&sock->dev, + "pd6729_set_socket called with invalid VCC power " + "value: %i\n", state->Vcc); return -EINVAL; } switch (state->Vpp) { case 0: - dprintk("not setting Vpp on socket %i\n", socket->number); + dev_dbg(&sock->dev, "not setting Vpp on socket %i\n", + socket->number); break; case 33: case 50: - dprintk("setting Vpp to Vcc for socket %i\n", socket->number); + dev_dbg(&sock->dev, "setting Vpp to Vcc for socket %i\n", + socket->number); reg |= I365_VPP1_5V; break; case 120: - dprintk("setting Vpp to 12.0\n"); + dev_dbg(&sock->dev, "setting Vpp to 12.0\n"); reg |= I365_VPP1_12V; break; default: - dprintk("pd6729: pd6729_set_socket called with invalid VPP power value: %i\n", - state->Vpp); + dev_dbg(&sock->dev, "pd6729: pd6729_set_socket called with " + "invalid VPP power value: %i\n", state->Vpp); return -EINVAL; } @@ -438,7 +443,7 @@ static int pd6729_set_io_map(struct pcmcia_socket *sock, /* Check error conditions */ if (map > 1) { - dprintk("pd6729_set_io_map with invalid map"); + dev_dbg(&sock->dev, "pd6729_set_io_map with invalid map\n"); return -EINVAL; } @@ -446,7 +451,7 @@ static int pd6729_set_io_map(struct pcmcia_socket *sock, if (indirect_read(socket, I365_ADDRWIN) & I365_ENA_IO(map)) indirect_resetbit(socket, I365_ADDRWIN, I365_ENA_IO(map)); - /* dprintk("set_io_map: Setting range to %x - %x\n", + /* dev_dbg(&sock->dev, "set_io_map: Setting range to %x - %x\n", io->start, io->stop);*/ /* write the new values */ @@ -478,12 +483,12 @@ static int pd6729_set_mem_map(struct pcmcia_socket *sock, map = mem->map; if (map > 4) { - printk("pd6729_set_mem_map: invalid map"); + dev_warn(&sock->dev, "invalid map requested\n"); return -EINVAL; } if ((mem->res->start > mem->res->end) || (mem->speed > 1000)) { - printk("pd6729_set_mem_map: invalid address / speed"); + dev_warn(&sock->dev, "invalid invalid address / speed\n"); return -EINVAL; } @@ -529,12 +534,12 @@ static int pd6729_set_mem_map(struct pcmcia_socket *sock, if (mem->flags & MAP_WRPROT) i |= I365_MEM_WRPROT; if (mem->flags & MAP_ATTRIB) { - /* dprintk("requesting attribute memory for socket %i\n", - socket->number);*/ + /* dev_dbg(&sock->dev, "requesting attribute memory for " + "socket %i\n", socket->number);*/ i |= I365_MEM_REG; } else { - /* dprintk("requesting normal memory for socket %i\n", - socket->number);*/ + /* dev_dbg(&sock->dev, "requesting normal memory for " + "socket %i\n", socket->number);*/ } indirect_write16(socket, base + I365_W_OFF, i); @@ -577,7 +582,7 @@ static struct pccard_operations pd6729_operations = { static irqreturn_t pd6729_test(int irq, void *dev) { - dprintk("-> hit on irq %d\n", irq); + pr_devel("-> hit on irq %d\n", irq); return IRQ_HANDLED; } @@ -642,13 +647,13 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, goto err_out_free_mem; if (!pci_resource_start(dev, 0)) { - printk(KERN_INFO "pd6729: refusing to load the driver " - "as the io_base is 0.\n"); + dev_warn(&dev->dev, "refusing to load the driver as the " + "io_base is NULL.\n"); goto err_out_free_mem; } - printk(KERN_INFO "pd6729: Cirrus PD6729 PCI to PCMCIA Bridge " - "at 0x%llx on irq %d\n", + dev_info(&dev->dev, "Cirrus PD6729 PCI to PCMCIA Bridge at 0x%llx " + "on irq %d\n", (unsigned long long)pci_resource_start(dev, 0), dev->irq); /* * Since we have no memory BARs some firmware may not @@ -656,14 +661,14 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, */ pci_read_config_byte(dev, PCI_COMMAND, &configbyte); if (!(configbyte & PCI_COMMAND_MEMORY)) { - printk(KERN_DEBUG "pd6729: Enabling PCI_COMMAND_MEMORY.\n"); + dev_dbg(&dev->dev, "pd6729: Enabling PCI_COMMAND_MEMORY.\n"); configbyte |= PCI_COMMAND_MEMORY; pci_write_config_byte(dev, PCI_COMMAND, configbyte); } ret = pci_request_regions(dev, "pd6729"); if (ret) { - printk(KERN_INFO "pd6729: pci request region failed.\n"); + dev_warn(&dev->dev, "pci request region failed.\n"); goto err_out_disable; } @@ -672,7 +677,7 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, mask = pd6729_isa_scan(); if (irq_mode == 0 && mask == 0) { - printk(KERN_INFO "pd6729: no ISA interrupt is available.\n"); + dev_warn(&dev->dev, "no ISA interrupt is available.\n"); goto err_out_free_res; } @@ -697,8 +702,8 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, /* Register the interrupt handler */ if ((ret = request_irq(dev->irq, pd6729_interrupt, IRQF_SHARED, "pd6729", socket))) { - printk(KERN_ERR "pd6729: Failed to register irq %d, " - "aborting\n", dev->irq); + dev_err(&dev->dev, "Failed to register irq %d\n", + dev->irq); goto err_out_free_res; } } else { @@ -713,8 +718,7 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, for (i = 0; i < MAX_SOCKETS; i++) { ret = pcmcia_register_socket(&socket[i].socket); if (ret) { - printk(KERN_INFO "pd6729: pcmcia_register_socket " - "failed.\n"); + dev_warn(&dev->dev, "pcmcia_register_socket failed.\n"); for (j = 0; j < i ; j++) pcmcia_unregister_socket(&socket[j].socket); goto err_out_free_res2; diff --git a/drivers/pcmcia/pd6729.h b/drivers/pcmcia/pd6729.h index f392e45..41418d3 100644 --- a/drivers/pcmcia/pd6729.h +++ b/drivers/pcmcia/pd6729.h @@ -1,13 +1,6 @@ #ifndef _INCLUDE_GUARD_PD6729_H_ #define _INCLUDE_GUARD_PD6729_H_ -/* Debuging defines */ -#ifdef NOTRACE -#define dprintk(fmt, args...) printk(fmt , ## args) -#else -#define dprintk(fmt, args...) do {} while (0) -#endif - /* Flags for I365_GENCTL */ #define I365_DF_VS1 0x40 /* DF-step Voltage Sense */ #define I365_DF_VS2 0x80 diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c index 0e35acb..84dde776 100644 --- a/drivers/pcmcia/pxa2xx_base.c +++ b/drivers/pcmcia/pxa2xx_base.c @@ -228,9 +228,43 @@ static const char *skt_names[] = { #define SKT_DEV_INFO_SIZE(n) \ (sizeof(struct skt_dev_info) + (n)*sizeof(struct soc_pcmcia_socket)) +int pxa2xx_drv_pcmcia_add_one(struct soc_pcmcia_socket *skt) +{ + skt->res_skt.start = _PCMCIA(skt->nr); + skt->res_skt.end = _PCMCIA(skt->nr) + PCMCIASp - 1; + skt->res_skt.name = skt_names[skt->nr]; + skt->res_skt.flags = IORESOURCE_MEM; + + skt->res_io.start = _PCMCIAIO(skt->nr); + skt->res_io.end = _PCMCIAIO(skt->nr) + PCMCIAIOSp - 1; + skt->res_io.name = "io"; + skt->res_io.flags = IORESOURCE_MEM | IORESOURCE_BUSY; + + skt->res_mem.start = _PCMCIAMem(skt->nr); + skt->res_mem.end = _PCMCIAMem(skt->nr) + PCMCIAMemSp - 1; + skt->res_mem.name = "memory"; + skt->res_mem.flags = IORESOURCE_MEM; + + skt->res_attr.start = _PCMCIAAttr(skt->nr); + skt->res_attr.end = _PCMCIAAttr(skt->nr) + PCMCIAAttrSp - 1; + skt->res_attr.name = "attribute"; + skt->res_attr.flags = IORESOURCE_MEM; + + return soc_pcmcia_add_one(skt); +} + +void pxa2xx_drv_pcmcia_ops(struct pcmcia_low_level *ops) +{ + /* Provide our PXA2xx specific timing routines. */ + ops->set_timing = pxa2xx_pcmcia_set_timing; +#ifdef CONFIG_CPU_FREQ + ops->frequency_change = pxa2xx_pcmcia_frequency_change; +#endif +} + int __pxa2xx_drv_pcmcia_probe(struct device *dev) { - int i, ret; + int i, ret = 0; struct pcmcia_low_level *ops; struct skt_dev_info *sinfo; struct soc_pcmcia_socket *skt; @@ -240,6 +274,8 @@ int __pxa2xx_drv_pcmcia_probe(struct device *dev) ops = (struct pcmcia_low_level *)dev->platform_data; + pxa2xx_drv_pcmcia_ops(ops); + sinfo = kzalloc(SKT_DEV_INFO_SIZE(ops->nr), GFP_KERNEL); if (!sinfo) return -ENOMEM; @@ -250,40 +286,25 @@ int __pxa2xx_drv_pcmcia_probe(struct device *dev) for (i = 0; i < ops->nr; i++) { skt = &sinfo->skt[i]; - skt->nr = ops->first + i; - skt->irq = NO_IRQ; - - skt->res_skt.start = _PCMCIA(skt->nr); - skt->res_skt.end = _PCMCIA(skt->nr) + PCMCIASp - 1; - skt->res_skt.name = skt_names[skt->nr]; - skt->res_skt.flags = IORESOURCE_MEM; - - skt->res_io.start = _PCMCIAIO(skt->nr); - skt->res_io.end = _PCMCIAIO(skt->nr) + PCMCIAIOSp - 1; - skt->res_io.name = "io"; - skt->res_io.flags = IORESOURCE_MEM | IORESOURCE_BUSY; + skt->nr = ops->first + i; + skt->ops = ops; + skt->socket.owner = ops->owner; + skt->socket.dev.parent = dev; + skt->socket.pci_irq = NO_IRQ; - skt->res_mem.start = _PCMCIAMem(skt->nr); - skt->res_mem.end = _PCMCIAMem(skt->nr) + PCMCIAMemSp - 1; - skt->res_mem.name = "memory"; - skt->res_mem.flags = IORESOURCE_MEM; - - skt->res_attr.start = _PCMCIAAttr(skt->nr); - skt->res_attr.end = _PCMCIAAttr(skt->nr) + PCMCIAAttrSp - 1; - skt->res_attr.name = "attribute"; - skt->res_attr.flags = IORESOURCE_MEM; + ret = pxa2xx_drv_pcmcia_add_one(skt); + if (ret) + break; } - /* Provide our PXA2xx specific timing routines. */ - ops->set_timing = pxa2xx_pcmcia_set_timing; -#ifdef CONFIG_CPU_FREQ - ops->frequency_change = pxa2xx_pcmcia_frequency_change; -#endif - - ret = soc_common_drv_pcmcia_probe(dev, ops, sinfo); - - if (!ret) + if (ret) { + while (--i >= 0) + soc_pcmcia_remove_one(&sinfo->skt[i]); + kfree(sinfo); + } else { pxa2xx_configure_sockets(dev); + dev_set_drvdata(dev, sinfo); + } return ret; } @@ -297,7 +318,16 @@ static int pxa2xx_drv_pcmcia_probe(struct platform_device *dev) static int pxa2xx_drv_pcmcia_remove(struct platform_device *dev) { - return soc_common_drv_pcmcia_remove(&dev->dev); + struct skt_dev_info *sinfo = platform_get_drvdata(dev); + int i; + + platform_set_drvdata(dev, NULL); + + for (i = 0; i < sinfo->nskt; i++) + soc_pcmcia_remove_one(&sinfo->skt[i]); + + kfree(sinfo); + return 0; } static int pxa2xx_drv_pcmcia_suspend(struct device *dev) diff --git a/drivers/pcmcia/pxa2xx_base.h b/drivers/pcmcia/pxa2xx_base.h index 235d681..cb5efae 100644 --- a/drivers/pcmcia/pxa2xx_base.h +++ b/drivers/pcmcia/pxa2xx_base.h @@ -1,3 +1,6 @@ /* temporary measure */ extern int __pxa2xx_drv_pcmcia_probe(struct device *); +int pxa2xx_drv_pcmcia_add_one(struct soc_pcmcia_socket *skt); +void pxa2xx_drv_pcmcia_ops(struct pcmcia_low_level *ops); + diff --git a/drivers/pcmcia/pxa2xx_cm_x255.c b/drivers/pcmcia/pxa2xx_cm_x255.c index 5143a76..05913d0 100644 --- a/drivers/pcmcia/pxa2xx_cm_x255.c +++ b/drivers/pcmcia/pxa2xx_cm_x255.c @@ -44,7 +44,7 @@ static int cmx255_pcmcia_hw_init(struct soc_pcmcia_socket *skt) return ret; gpio_direction_output(GPIO_PCMCIA_RESET, 0); - skt->irq = skt->nr == 0 ? PCMCIA_S0_RDYINT : PCMCIA_S1_RDYINT; + skt->socket.pci_irq = skt->nr == 0 ? PCMCIA_S0_RDYINT : PCMCIA_S1_RDYINT; ret = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); if (!ret) gpio_free(GPIO_PCMCIA_RESET); diff --git a/drivers/pcmcia/pxa2xx_cm_x270.c b/drivers/pcmcia/pxa2xx_cm_x270.c index a7b943d..5662646 100644 --- a/drivers/pcmcia/pxa2xx_cm_x270.c +++ b/drivers/pcmcia/pxa2xx_cm_x270.c @@ -38,7 +38,7 @@ static int cmx270_pcmcia_hw_init(struct soc_pcmcia_socket *skt) return ret; gpio_direction_output(GPIO_PCMCIA_RESET, 0); - skt->irq = PCMCIA_S0_RDYINT; + skt->socket.pci_irq = PCMCIA_S0_RDYINT; ret = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); if (!ret) gpio_free(GPIO_PCMCIA_RESET); diff --git a/drivers/pcmcia/pxa2xx_e740.c b/drivers/pcmcia/pxa2xx_e740.c index d09c0dc..8bfbd4d 100644 --- a/drivers/pcmcia/pxa2xx_e740.c +++ b/drivers/pcmcia/pxa2xx_e740.c @@ -38,7 +38,7 @@ static struct pcmcia_irqs cd_irqs[] = { static int e740_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { - skt->irq = skt->nr == 0 ? IRQ_GPIO(GPIO_E740_PCMCIA_RDY0) : + skt->socket.pci_irq = skt->nr == 0 ? IRQ_GPIO(GPIO_E740_PCMCIA_RDY0) : IRQ_GPIO(GPIO_E740_PCMCIA_RDY1); return soc_pcmcia_request_irqs(skt, &cd_irqs[skt->nr], 1); diff --git a/drivers/pcmcia/pxa2xx_lubbock.c b/drivers/pcmcia/pxa2xx_lubbock.c index 6cbb1b1..b9f8c8f 100644 --- a/drivers/pcmcia/pxa2xx_lubbock.c +++ b/drivers/pcmcia/pxa2xx_lubbock.c @@ -32,6 +32,7 @@ static int lubbock_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state) { + struct sa1111_pcmcia_socket *s = to_skt(skt); unsigned int pa_dwr_mask, pa_dwr_set, misc_mask, misc_set; int ret = 0; @@ -149,7 +150,7 @@ lubbock_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, if (ret == 0) { lubbock_set_misc_wr(misc_mask, misc_set); - sa1111_set_io(SA1111_DEV(skt->dev), pa_dwr_mask, pa_dwr_set); + sa1111_set_io(s->dev, pa_dwr_mask, pa_dwr_set); } #if 1 @@ -175,7 +176,7 @@ lubbock_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, * Switch to 5V, Configure socket with 5V voltage */ lubbock_set_misc_wr(misc_mask, 0); - sa1111_set_io(SA1111_DEV(skt->dev), pa_dwr_mask, 0); + sa1111_set_io(s->dev, pa_dwr_mask, 0); /* * It takes about 100ms to turn off Vcc. @@ -200,12 +201,8 @@ lubbock_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, static struct pcmcia_low_level lubbock_pcmcia_ops = { .owner = THIS_MODULE, - .hw_init = sa1111_pcmcia_hw_init, - .hw_shutdown = sa1111_pcmcia_hw_shutdown, - .socket_state = sa1111_pcmcia_socket_state, .configure_socket = lubbock_pcmcia_configure_socket, .socket_init = sa1111_pcmcia_socket_init, - .socket_suspend = sa1111_pcmcia_socket_suspend, .first = 0, .nr = 2, }; @@ -228,8 +225,9 @@ int pcmcia_lubbock_init(struct sa1111_dev *sadev) /* Set CF Socket 1 power to standby mode. */ lubbock_set_misc_wr((1 << 15) | (1 << 14), 0); - sadev->dev.platform_data = &lubbock_pcmcia_ops; - ret = __pxa2xx_drv_pcmcia_probe(&sadev->dev); + pxa2xx_drv_pcmcia_ops(&lubbock_pcmcia_ops); + ret = sa1111_pcmcia_add(sadev, &lubbock_pcmcia_ops, + pxa2xx_drv_pcmcia_add_one); } return ret; diff --git a/drivers/pcmcia/pxa2xx_mainstone.c b/drivers/pcmcia/pxa2xx_mainstone.c index 1138551..92016fe 100644 --- a/drivers/pcmcia/pxa2xx_mainstone.c +++ b/drivers/pcmcia/pxa2xx_mainstone.c @@ -44,7 +44,7 @@ static int mst_pcmcia_hw_init(struct soc_pcmcia_socket *skt) * before we enable them as outputs. */ - skt->irq = (skt->nr == 0) ? MAINSTONE_S0_IRQ : MAINSTONE_S1_IRQ; + skt->socket.pci_irq = (skt->nr == 0) ? MAINSTONE_S0_IRQ : MAINSTONE_S1_IRQ; return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); } diff --git a/drivers/pcmcia/pxa2xx_palmld.c b/drivers/pcmcia/pxa2xx_palmld.c index 5ba9b36..6fb6f7f 100644 --- a/drivers/pcmcia/pxa2xx_palmld.c +++ b/drivers/pcmcia/pxa2xx_palmld.c @@ -45,7 +45,7 @@ static int palmld_pcmcia_hw_init(struct soc_pcmcia_socket *skt) if (ret) goto err4; - skt->irq = IRQ_GPIO(GPIO_NR_PALMLD_PCMCIA_READY); + skt->socket.pci_irq = IRQ_GPIO(GPIO_NR_PALMLD_PCMCIA_READY); return 0; err4: diff --git a/drivers/pcmcia/pxa2xx_palmtx.c b/drivers/pcmcia/pxa2xx_palmtx.c index e07b5c5..b07b247 100644 --- a/drivers/pcmcia/pxa2xx_palmtx.c +++ b/drivers/pcmcia/pxa2xx_palmtx.c @@ -53,7 +53,7 @@ static int palmtx_pcmcia_hw_init(struct soc_pcmcia_socket *skt) if (ret) goto err5; - skt->irq = gpio_to_irq(GPIO_NR_PALMTX_PCMCIA_READY); + skt->socket.pci_irq = gpio_to_irq(GPIO_NR_PALMTX_PCMCIA_READY); return 0; err5: diff --git a/drivers/pcmcia/pxa2xx_sharpsl.c b/drivers/pcmcia/pxa2xx_sharpsl.c index bc43f78..0ea3b29 100644 --- a/drivers/pcmcia/pxa2xx_sharpsl.c +++ b/drivers/pcmcia/pxa2xx_sharpsl.c @@ -66,7 +66,7 @@ static int sharpsl_pcmcia_hw_init(struct soc_pcmcia_socket *skt) } } - skt->irq = SCOOP_DEV[skt->nr].irq; + skt->socket.pci_irq = SCOOP_DEV[skt->nr].irq; return 0; } diff --git a/drivers/pcmcia/pxa2xx_trizeps4.c b/drivers/pcmcia/pxa2xx_trizeps4.c index e0e5cb3..b7e5966 100644 --- a/drivers/pcmcia/pxa2xx_trizeps4.c +++ b/drivers/pcmcia/pxa2xx_trizeps4.c @@ -53,7 +53,7 @@ static int trizeps_pcmcia_hw_init(struct soc_pcmcia_socket *skt) gpio_free(GPIO_PRDY); return -EINVAL; } - skt->irq = IRQ_GPIO(GPIO_PRDY); + skt->socket.pci_irq = IRQ_GPIO(GPIO_PRDY); break; #ifndef CONFIG_MACH_TRIZEPS_CONXS @@ -63,7 +63,7 @@ static int trizeps_pcmcia_hw_init(struct soc_pcmcia_socket *skt) break; } /* release the reset of this card */ - pr_debug("%s: sock %d irq %d\n", __func__, skt->nr, skt->irq); + pr_debug("%s: sock %d irq %d\n", __func__, skt->nr, skt->socket.pci_irq); /* supplementory irqs for the socket */ for (i = 0; i < ARRAY_SIZE(irqs); i++) { diff --git a/drivers/pcmcia/pxa2xx_viper.c b/drivers/pcmcia/pxa2xx_viper.c index 1787136..27be2e15 100644 --- a/drivers/pcmcia/pxa2xx_viper.c +++ b/drivers/pcmcia/pxa2xx_viper.c @@ -40,7 +40,7 @@ static int viper_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { unsigned long flags; - skt->irq = gpio_to_irq(VIPER_CF_RDY_GPIO); + skt->socket.pci_irq = gpio_to_irq(VIPER_CF_RDY_GPIO); if (gpio_request(VIPER_CF_CD_GPIO, "CF detect")) goto err_request_cd; diff --git a/drivers/pcmcia/rsrc_mgr.c b/drivers/pcmcia/rsrc_mgr.c index e592e0e..de0e770 100644 --- a/drivers/pcmcia/rsrc_mgr.c +++ b/drivers/pcmcia/rsrc_mgr.c @@ -18,6 +18,7 @@ #include <pcmcia/cs_types.h> #include <pcmcia/ss.h> #include <pcmcia/cs.h> +#include <pcmcia/cistpl.h> #include "cs_internal.h" diff --git a/drivers/pcmcia/sa1100_assabet.c b/drivers/pcmcia/sa1100_assabet.c index ac8aa09..fd013a1 100644 --- a/drivers/pcmcia/sa1100_assabet.c +++ b/drivers/pcmcia/sa1100_assabet.c @@ -27,7 +27,7 @@ static struct pcmcia_irqs irqs[] = { static int assabet_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { - skt->irq = ASSABET_IRQ_GPIO_CF_IRQ; + skt->socket.pci_irq = ASSABET_IRQ_GPIO_CF_IRQ; return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); } diff --git a/drivers/pcmcia/sa1100_badge4.c b/drivers/pcmcia/sa1100_badge4.c index 1ca9737..1ce53f4 100644 --- a/drivers/pcmcia/sa1100_badge4.c +++ b/drivers/pcmcia/sa1100_badge4.c @@ -127,13 +127,10 @@ badge4_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state static struct pcmcia_low_level badge4_pcmcia_ops = { .owner = THIS_MODULE, - .hw_init = sa1111_pcmcia_hw_init, - .hw_shutdown = sa1111_pcmcia_hw_shutdown, - .socket_state = sa1111_pcmcia_socket_state, .configure_socket = badge4_pcmcia_configure_socket, - .socket_init = sa1111_pcmcia_socket_init, - .socket_suspend = sa1111_pcmcia_socket_suspend, + .first = 0, + .nr = 2, }; int pcmcia_badge4_init(struct device *dev) @@ -146,7 +143,9 @@ int pcmcia_badge4_init(struct device *dev) __func__, badge4_pcmvcc, badge4_pcmvpp, badge4_cfvcc); - ret = sa11xx_drv_pcmcia_probe(dev, &badge4_pcmcia_ops, 0, 2); + sa11xx_drv_pcmcia_ops(&badge4_pcmcia_ops); + ret = sa1111_pcmcia_add(dev, &badge4_pcmcia_ops, + sa11xx_drv_pcmcia_add_one); } return ret; diff --git a/drivers/pcmcia/sa1100_cerf.c b/drivers/pcmcia/sa1100_cerf.c index 63e6bc4..9bf088b 100644 --- a/drivers/pcmcia/sa1100_cerf.c +++ b/drivers/pcmcia/sa1100_cerf.c @@ -27,7 +27,7 @@ static struct pcmcia_irqs irqs[] = { static int cerf_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { - skt->irq = CERF_IRQ_GPIO_CF_IRQ; + skt->socket.pci_irq = CERF_IRQ_GPIO_CF_IRQ; return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); } diff --git a/drivers/pcmcia/sa1100_generic.c b/drivers/pcmcia/sa1100_generic.c index 2d0e997..11cc3ba 100644 --- a/drivers/pcmcia/sa1100_generic.c +++ b/drivers/pcmcia/sa1100_generic.c @@ -83,7 +83,16 @@ static int sa11x0_drv_pcmcia_probe(struct platform_device *dev) static int sa11x0_drv_pcmcia_remove(struct platform_device *dev) { - return soc_common_drv_pcmcia_remove(&dev->dev); + struct skt_dev_info *sinfo = platform_get_drvdata(dev); + int i; + + platform_set_drvdata(dev, NULL); + + for (i = 0; i < sinfo->nskt; i++) + soc_pcmcia_remove_one(&sinfo->skt[i]); + + kfree(sinfo); + return 0; } static int sa11x0_drv_pcmcia_suspend(struct platform_device *dev, diff --git a/drivers/pcmcia/sa1100_h3600.c b/drivers/pcmcia/sa1100_h3600.c index 0cc3748..3a121ac69 100644 --- a/drivers/pcmcia/sa1100_h3600.c +++ b/drivers/pcmcia/sa1100_h3600.c @@ -25,8 +25,8 @@ static struct pcmcia_irqs irqs[] = { static int h3600_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { - skt->irq = skt->nr ? IRQ_GPIO_H3600_PCMCIA_IRQ1 - : IRQ_GPIO_H3600_PCMCIA_IRQ0; + skt->socket.pci_irq = skt->nr ? IRQ_GPIO_H3600_PCMCIA_IRQ1 + : IRQ_GPIO_H3600_PCMCIA_IRQ0; return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); diff --git a/drivers/pcmcia/sa1100_jornada720.c b/drivers/pcmcia/sa1100_jornada720.c index 7eedb42..6bcabee 100644 --- a/drivers/pcmcia/sa1100_jornada720.c +++ b/drivers/pcmcia/sa1100_jornada720.c @@ -22,25 +22,10 @@ #define SOCKET1_POWER (GPIO_GPIO1 | GPIO_GPIO3) #define SOCKET1_3V GPIO_GPIO3 -static int jornada720_pcmcia_hw_init(struct soc_pcmcia_socket *skt) -{ - unsigned int pin = GPIO_A0 | GPIO_A1 | GPIO_A2 | GPIO_A3; - - /* - * What is all this crap for? - */ - GRER |= 0x00000002; - /* Set GPIO_A<3:1> to be outputs for PCMCIA/CF power controller: */ - sa1111_set_io_dir(SA1111_DEV(skt->dev), pin, 0, 0); - sa1111_set_io(SA1111_DEV(skt->dev), pin, 0); - sa1111_set_sleep_io(SA1111_DEV(skt->dev), pin, 0); - - return sa1111_pcmcia_hw_init(skt); -} - static int jornada720_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state) { + struct sa1111_pcmcia_socket *s = to_skt(skt); unsigned int pa_dwr_mask, pa_dwr_set; int ret; @@ -97,7 +82,7 @@ jornada720_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_s unsigned long flags; local_irq_save(flags); - sa1111_set_io(SA1111_DEV(skt->dev), pa_dwr_mask, pa_dwr_set); + sa1111_set_io(s->dev, pa_dwr_mask, pa_dwr_set); local_irq_restore(flags); } @@ -106,21 +91,30 @@ jornada720_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_s static struct pcmcia_low_level jornada720_pcmcia_ops = { .owner = THIS_MODULE, - .hw_init = jornada720_pcmcia_hw_init, - .hw_shutdown = sa1111_pcmcia_hw_shutdown, - .socket_state = sa1111_pcmcia_socket_state, .configure_socket = jornada720_pcmcia_configure_socket, - .socket_init = sa1111_pcmcia_socket_init, - .socket_suspend = sa1111_pcmcia_socket_suspend, + .first = 0, + .nr = 2, }; int __devinit pcmcia_jornada720_init(struct device *dev) { int ret = -ENODEV; - if (machine_is_jornada720()) - ret = sa11xx_drv_pcmcia_probe(dev, &jornada720_pcmcia_ops, 0, 2); + if (machine_is_jornada720()) { + unsigned int pin = GPIO_A0 | GPIO_A1 | GPIO_A2 | GPIO_A3; + + GRER |= 0x00000002; + + /* Set GPIO_A<3:1> to be outputs for PCMCIA/CF power controller: */ + sa1111_set_io_dir(dev, pin, 0, 0); + sa1111_set_io(dev, pin, 0); + sa1111_set_sleep_io(dev, pin, 0); + + sa11xx_drv_pcmcia_ops(&jornada720_pcmcia_ops); + ret = sa1111_pcmcia_add(dev, &jornada720_pcmcia_ops, + sa11xx_drv_pcmcia_add_one); + } return ret; } diff --git a/drivers/pcmcia/sa1100_neponset.c b/drivers/pcmcia/sa1100_neponset.c index 0c76d33..c95639b 100644 --- a/drivers/pcmcia/sa1100_neponset.c +++ b/drivers/pcmcia/sa1100_neponset.c @@ -43,6 +43,7 @@ static int neponset_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state) { + struct sa1111_pcmcia_socket *s = to_skt(skt); unsigned int ncr_mask, ncr_set, pa_dwr_mask, pa_dwr_set; int ret; @@ -99,7 +100,7 @@ neponset_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_sta NCR_0 = (NCR_0 & ~ncr_mask) | ncr_set; local_irq_restore(flags); - sa1111_set_io(SA1111_DEV(skt->dev), pa_dwr_mask, pa_dwr_set); + sa1111_set_io(s->dev, pa_dwr_mask, pa_dwr_set); } return 0; @@ -115,12 +116,10 @@ static void neponset_pcmcia_socket_init(struct soc_pcmcia_socket *skt) static struct pcmcia_low_level neponset_pcmcia_ops = { .owner = THIS_MODULE, - .hw_init = sa1111_pcmcia_hw_init, - .hw_shutdown = sa1111_pcmcia_hw_shutdown, - .socket_state = sa1111_pcmcia_socket_state, .configure_socket = neponset_pcmcia_configure_socket, .socket_init = neponset_pcmcia_socket_init, - .socket_suspend = sa1111_pcmcia_socket_suspend, + .first = 0, + .nr = 2, }; int pcmcia_neponset_init(struct sa1111_dev *sadev) @@ -135,7 +134,9 @@ int pcmcia_neponset_init(struct sa1111_dev *sadev) sa1111_set_io_dir(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0, 0); sa1111_set_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); sa1111_set_sleep_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); - ret = sa11xx_drv_pcmcia_probe(&sadev->dev, &neponset_pcmcia_ops, 0, 2); + sa11xx_drv_pcmcia_ops(&neponset_pcmcia_ops); + ret = sa1111_pcmcia_add(sadev, &neponset_pcmcia_ops, + sa11xx_drv_pcmcia_add_one); } return ret; diff --git a/drivers/pcmcia/sa1100_shannon.c b/drivers/pcmcia/sa1100_shannon.c index 46d8c19..c4d5186 100644 --- a/drivers/pcmcia/sa1100_shannon.c +++ b/drivers/pcmcia/sa1100_shannon.c @@ -28,7 +28,7 @@ static int shannon_pcmcia_hw_init(struct soc_pcmcia_socket *skt) GAFR &= ~(SHANNON_GPIO_EJECT_0 | SHANNON_GPIO_EJECT_1 | SHANNON_GPIO_RDY_0 | SHANNON_GPIO_RDY_1); - skt->irq = skt->nr ? SHANNON_IRQ_GPIO_RDY_1 : SHANNON_IRQ_GPIO_RDY_0; + skt->socket.pci_irq = skt->nr ? SHANNON_IRQ_GPIO_RDY_1 : SHANNON_IRQ_GPIO_RDY_0; return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); } diff --git a/drivers/pcmcia/sa1100_simpad.c b/drivers/pcmcia/sa1100_simpad.c index 33a08ae..05bd504 100644 --- a/drivers/pcmcia/sa1100_simpad.c +++ b/drivers/pcmcia/sa1100_simpad.c @@ -28,7 +28,7 @@ static int simpad_pcmcia_hw_init(struct soc_pcmcia_socket *skt) clear_cs3_bit(VCC_3V_EN|VCC_5V_EN|EN0|EN1); - skt->irq = IRQ_GPIO_CF_IRQ; + skt->socket.pci_irq = IRQ_GPIO_CF_IRQ; return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); } diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c index 4be4e17..de6bc33 100644 --- a/drivers/pcmcia/sa1111_generic.c +++ b/drivers/pcmcia/sa1111_generic.c @@ -28,23 +28,20 @@ static struct pcmcia_irqs irqs[] = { { 1, IRQ_S1_BVD1_STSCHG, "SA1111 CF BVD1" }, }; -int sa1111_pcmcia_hw_init(struct soc_pcmcia_socket *skt) +static int sa1111_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { - if (skt->irq == NO_IRQ) - skt->irq = skt->nr ? IRQ_S1_READY_NINT : IRQ_S0_READY_NINT; - return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); } -void sa1111_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) +static void sa1111_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) { soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs)); } void sa1111_pcmcia_socket_state(struct soc_pcmcia_socket *skt, struct pcmcia_state *state) { - struct sa1111_dev *sadev = SA1111_DEV(skt->dev); - unsigned long status = sa1111_readl(sadev->mapbase + SA1111_PCSR); + struct sa1111_pcmcia_socket *s = to_skt(skt); + unsigned long status = sa1111_readl(s->dev->mapbase + SA1111_PCSR); switch (skt->nr) { case 0: @@ -71,7 +68,7 @@ void sa1111_pcmcia_socket_state(struct soc_pcmcia_socket *skt, struct pcmcia_sta int sa1111_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state) { - struct sa1111_dev *sadev = SA1111_DEV(skt->dev); + struct sa1111_pcmcia_socket *s = to_skt(skt); unsigned int pccr_skt_mask, pccr_set_mask, val; unsigned long flags; @@ -100,10 +97,10 @@ int sa1111_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_s pccr_set_mask |= PCCR_S0_FLT|PCCR_S1_FLT; local_irq_save(flags); - val = sa1111_readl(sadev->mapbase + SA1111_PCCR); + val = sa1111_readl(s->dev->mapbase + SA1111_PCCR); val &= ~pccr_skt_mask; val |= pccr_set_mask & pccr_skt_mask; - sa1111_writel(val, sadev->mapbase + SA1111_PCCR); + sa1111_writel(val, s->dev->mapbase + SA1111_PCCR); local_irq_restore(flags); return 0; @@ -114,15 +111,51 @@ void sa1111_pcmcia_socket_init(struct soc_pcmcia_socket *skt) soc_pcmcia_enable_irqs(skt, irqs, ARRAY_SIZE(irqs)); } -void sa1111_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) +static void sa1111_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) { soc_pcmcia_disable_irqs(skt, irqs, ARRAY_SIZE(irqs)); } +int sa1111_pcmcia_add(struct sa1111_dev *dev, struct pcmcia_low_level *ops, + int (*add)(struct soc_pcmcia_socket *)) +{ + struct sa1111_pcmcia_socket *s; + int i, ret = 0; + + ops->hw_init = sa1111_pcmcia_hw_init; + ops->hw_shutdown = sa1111_pcmcia_hw_shutdown; + ops->socket_state = sa1111_pcmcia_socket_state; + ops->socket_suspend = sa1111_pcmcia_socket_suspend; + + for (i = 0; i < ops->nr; i++) { + s = kzalloc(sizeof(*s), GFP_KERNEL); + if (!s) + return -ENOMEM; + + s->soc.nr = ops->first + i; + s->soc.ops = ops; + s->soc.socket.owner = ops->owner; + s->soc.socket.dev.parent = &dev->dev; + s->soc.socket.pci_irq = s->soc.nr ? IRQ_S1_READY_NINT : IRQ_S0_READY_NINT; + s->dev = dev; + + ret = add(&s->soc); + if (ret == 0) { + s->next = dev_get_drvdata(&dev->dev); + dev_set_drvdata(&dev->dev, s); + } else + kfree(s); + } + + return ret; +} + static int pcmcia_probe(struct sa1111_dev *dev) { void __iomem *base; + dev_set_drvdata(&dev->dev, NULL); + if (!request_mem_region(dev->res.start, 512, SA1111_DRIVER_NAME(dev))) return -EBUSY; @@ -152,7 +185,15 @@ static int pcmcia_probe(struct sa1111_dev *dev) static int __devexit pcmcia_remove(struct sa1111_dev *dev) { - soc_common_drv_pcmcia_remove(&dev->dev); + struct sa1111_pcmcia_socket *next, *s = dev_get_drvdata(&dev->dev); + + dev_set_drvdata(&dev->dev, NULL); + + for (; next = s->next, s; s = next) { + soc_pcmcia_remove_one(&s->soc); + kfree(s); + } + release_mem_region(dev->res.start, 512); return 0; } diff --git a/drivers/pcmcia/sa1111_generic.h b/drivers/pcmcia/sa1111_generic.h index 10ced4a..02dc857 100644 --- a/drivers/pcmcia/sa1111_generic.h +++ b/drivers/pcmcia/sa1111_generic.h @@ -1,12 +1,23 @@ #include "soc_common.h" #include "sa11xx_base.h" -extern int sa1111_pcmcia_hw_init(struct soc_pcmcia_socket *); -extern void sa1111_pcmcia_hw_shutdown(struct soc_pcmcia_socket *); +struct sa1111_pcmcia_socket { + struct soc_pcmcia_socket soc; + struct sa1111_dev *dev; + struct sa1111_pcmcia_socket *next; +}; + +static inline struct sa1111_pcmcia_socket *to_skt(struct soc_pcmcia_socket *s) +{ + return container_of(s, struct sa1111_pcmcia_socket, soc); +} + +int sa1111_pcmcia_add(struct sa1111_dev *dev, struct pcmcia_low_level *ops, + int (*add)(struct soc_pcmcia_socket *)); + extern void sa1111_pcmcia_socket_state(struct soc_pcmcia_socket *, struct pcmcia_state *); extern int sa1111_pcmcia_configure_socket(struct soc_pcmcia_socket *, const socket_state_t *); extern void sa1111_pcmcia_socket_init(struct soc_pcmcia_socket *); -extern void sa1111_pcmcia_socket_suspend(struct soc_pcmcia_socket *); extern int pcmcia_badge4_init(struct device *); extern int pcmcia_jornada720_init(struct device *); diff --git a/drivers/pcmcia/sa11xx_base.c b/drivers/pcmcia/sa11xx_base.c index e15d59f..fc9a652 100644 --- a/drivers/pcmcia/sa11xx_base.c +++ b/drivers/pcmcia/sa11xx_base.c @@ -171,12 +171,58 @@ static const char *skt_names[] = { #define SKT_DEV_INFO_SIZE(n) \ (sizeof(struct skt_dev_info) + (n)*sizeof(struct soc_pcmcia_socket)) +int sa11xx_drv_pcmcia_add_one(struct soc_pcmcia_socket *skt) +{ + skt->res_skt.start = _PCMCIA(skt->nr); + skt->res_skt.end = _PCMCIA(skt->nr) + PCMCIASp - 1; + skt->res_skt.name = skt_names[skt->nr]; + skt->res_skt.flags = IORESOURCE_MEM; + + skt->res_io.start = _PCMCIAIO(skt->nr); + skt->res_io.end = _PCMCIAIO(skt->nr) + PCMCIAIOSp - 1; + skt->res_io.name = "io"; + skt->res_io.flags = IORESOURCE_MEM | IORESOURCE_BUSY; + + skt->res_mem.start = _PCMCIAMem(skt->nr); + skt->res_mem.end = _PCMCIAMem(skt->nr) + PCMCIAMemSp - 1; + skt->res_mem.name = "memory"; + skt->res_mem.flags = IORESOURCE_MEM; + + skt->res_attr.start = _PCMCIAAttr(skt->nr); + skt->res_attr.end = _PCMCIAAttr(skt->nr) + PCMCIAAttrSp - 1; + skt->res_attr.name = "attribute"; + skt->res_attr.flags = IORESOURCE_MEM; + + return soc_pcmcia_add_one(skt); +} +EXPORT_SYMBOL(sa11xx_drv_pcmcia_add_one); + +void sa11xx_drv_pcmcia_ops(struct pcmcia_low_level *ops) +{ + /* + * set default MECR calculation if the board specific + * code did not specify one... + */ + if (!ops->get_timing) + ops->get_timing = sa1100_pcmcia_default_mecr_timing; + + /* Provide our SA11x0 specific timing routines. */ + ops->set_timing = sa1100_pcmcia_set_timing; + ops->show_timing = sa1100_pcmcia_show_timing; +#ifdef CONFIG_CPU_FREQ + ops->frequency_change = sa1100_pcmcia_frequency_change; +#endif +} +EXPORT_SYMBOL(sa11xx_drv_pcmcia_ops); + int sa11xx_drv_pcmcia_probe(struct device *dev, struct pcmcia_low_level *ops, int first, int nr) { struct skt_dev_info *sinfo; struct soc_pcmcia_socket *skt; - int i; + int i, ret = 0; + + sa11xx_drv_pcmcia_ops(ops); sinfo = kzalloc(SKT_DEV_INFO_SIZE(nr), GFP_KERNEL); if (!sinfo) @@ -188,45 +234,26 @@ int sa11xx_drv_pcmcia_probe(struct device *dev, struct pcmcia_low_level *ops, for (i = 0; i < nr; i++) { skt = &sinfo->skt[i]; - skt->nr = first + i; - skt->irq = NO_IRQ; - - skt->res_skt.start = _PCMCIA(skt->nr); - skt->res_skt.end = _PCMCIA(skt->nr) + PCMCIASp - 1; - skt->res_skt.name = skt_names[skt->nr]; - skt->res_skt.flags = IORESOURCE_MEM; - - skt->res_io.start = _PCMCIAIO(skt->nr); - skt->res_io.end = _PCMCIAIO(skt->nr) + PCMCIAIOSp - 1; - skt->res_io.name = "io"; - skt->res_io.flags = IORESOURCE_MEM | IORESOURCE_BUSY; + skt->nr = first + i; + skt->ops = ops; + skt->socket.owner = ops->owner; + skt->socket.dev.parent = dev; + skt->socket.pci_irq = NO_IRQ; - skt->res_mem.start = _PCMCIAMem(skt->nr); - skt->res_mem.end = _PCMCIAMem(skt->nr) + PCMCIAMemSp - 1; - skt->res_mem.name = "memory"; - skt->res_mem.flags = IORESOURCE_MEM; - - skt->res_attr.start = _PCMCIAAttr(skt->nr); - skt->res_attr.end = _PCMCIAAttr(skt->nr) + PCMCIAAttrSp - 1; - skt->res_attr.name = "attribute"; - skt->res_attr.flags = IORESOURCE_MEM; + ret = sa11xx_drv_pcmcia_add_one(skt); + if (ret) + break; } - /* - * set default MECR calculation if the board specific - * code did not specify one... - */ - if (!ops->get_timing) - ops->get_timing = sa1100_pcmcia_default_mecr_timing; - - /* Provide our SA11x0 specific timing routines. */ - ops->set_timing = sa1100_pcmcia_set_timing; - ops->show_timing = sa1100_pcmcia_show_timing; -#ifdef CONFIG_CPU_FREQ - ops->frequency_change = sa1100_pcmcia_frequency_change; -#endif + if (ret) { + while (--i >= 0) + soc_pcmcia_remove_one(&sinfo->skt[i]); + kfree(sinfo); + } else { + dev_set_drvdata(dev, sinfo); + } - return soc_common_drv_pcmcia_probe(dev, ops, sinfo); + return ret; } EXPORT_SYMBOL(sa11xx_drv_pcmcia_probe); diff --git a/drivers/pcmcia/sa11xx_base.h b/drivers/pcmcia/sa11xx_base.h index 7bc2082..3d76d72 100644 --- a/drivers/pcmcia/sa11xx_base.h +++ b/drivers/pcmcia/sa11xx_base.h @@ -118,6 +118,8 @@ static inline unsigned int sa1100_pcmcia_cmd_time(unsigned int cpu_clock_khz, } +int sa11xx_drv_pcmcia_add_one(struct soc_pcmcia_socket *skt); +void sa11xx_drv_pcmcia_ops(struct pcmcia_low_level *ops); extern int sa11xx_drv_pcmcia_probe(struct device *dev, struct pcmcia_low_level *ops, int first, int nr); #endif /* !defined(_PCMCIA_SA1100_H) */ diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c index ef7e9e5..6f1a86b 100644 --- a/drivers/pcmcia/soc_common.c +++ b/drivers/pcmcia/soc_common.c @@ -144,10 +144,10 @@ soc_common_pcmcia_config_skt(struct soc_pcmcia_socket *skt, socket_state_t *stat */ if (skt->irq_state != 1 && state->io_irq) { skt->irq_state = 1; - set_irq_type(skt->irq, IRQ_TYPE_EDGE_FALLING); + set_irq_type(skt->socket.pci_irq, IRQ_TYPE_EDGE_FALLING); } else if (skt->irq_state == 1 && state->io_irq == 0) { skt->irq_state = 0; - set_irq_type(skt->irq, IRQ_TYPE_NONE); + set_irq_type(skt->socket.pci_irq, IRQ_TYPE_NONE); } skt->cs_state = *state; @@ -492,7 +492,8 @@ static ssize_t show_status(struct device *dev, struct device_attribute *attr, ch p+=sprintf(p, "Vcc : %d\n", skt->cs_state.Vcc); p+=sprintf(p, "Vpp : %d\n", skt->cs_state.Vpp); - p+=sprintf(p, "IRQ : %d (%d)\n", skt->cs_state.io_irq, skt->irq); + p+=sprintf(p, "IRQ : %d (%d)\n", skt->cs_state.io_irq, + skt->socket.pci_irq); if (skt->ops->show_timing) p+=skt->ops->show_timing(skt, p); @@ -574,7 +575,7 @@ void soc_pcmcia_enable_irqs(struct soc_pcmcia_socket *skt, EXPORT_SYMBOL(soc_pcmcia_enable_irqs); -LIST_HEAD(soc_pcmcia_sockets); +static LIST_HEAD(soc_pcmcia_sockets); static DEFINE_MUTEX(soc_pcmcia_sockets_lock); #ifdef CONFIG_CPU_FREQ @@ -609,177 +610,137 @@ static int soc_pcmcia_cpufreq_register(void) "notifier for PCMCIA (%d)\n", ret); return ret; } +fs_initcall(soc_pcmcia_cpufreq_register); static void soc_pcmcia_cpufreq_unregister(void) { cpufreq_unregister_notifier(&soc_pcmcia_notifier_block, CPUFREQ_TRANSITION_NOTIFIER); } +module_exit(soc_pcmcia_cpufreq_unregister); -#else -static int soc_pcmcia_cpufreq_register(void) { return 0; } -static void soc_pcmcia_cpufreq_unregister(void) {} #endif -int soc_common_drv_pcmcia_probe(struct device *dev, struct pcmcia_low_level *ops, - struct skt_dev_info *sinfo) +void soc_pcmcia_remove_one(struct soc_pcmcia_socket *skt) { - struct soc_pcmcia_socket *skt; - int ret, i; - mutex_lock(&soc_pcmcia_sockets_lock); + del_timer_sync(&skt->poll_timer); - /* - * Initialise the per-socket structure. - */ - for (i = 0; i < sinfo->nskt; i++) { - skt = &sinfo->skt[i]; + pcmcia_unregister_socket(&skt->socket); - skt->socket.ops = &soc_common_pcmcia_operations; - skt->socket.owner = ops->owner; - skt->socket.dev.parent = dev; + flush_scheduled_work(); - init_timer(&skt->poll_timer); - skt->poll_timer.function = soc_common_pcmcia_poll_event; - skt->poll_timer.data = (unsigned long)skt; - skt->poll_timer.expires = jiffies + SOC_PCMCIA_POLL_PERIOD; + skt->ops->hw_shutdown(skt); - skt->dev = dev; - skt->ops = ops; + soc_common_pcmcia_config_skt(skt, &dead_socket); - ret = request_resource(&iomem_resource, &skt->res_skt); - if (ret) - goto out_err_1; + list_del(&skt->node); + mutex_unlock(&soc_pcmcia_sockets_lock); - ret = request_resource(&skt->res_skt, &skt->res_io); - if (ret) - goto out_err_2; + iounmap(skt->virt_io); + skt->virt_io = NULL; + release_resource(&skt->res_attr); + release_resource(&skt->res_mem); + release_resource(&skt->res_io); + release_resource(&skt->res_skt); +} +EXPORT_SYMBOL(soc_pcmcia_remove_one); - ret = request_resource(&skt->res_skt, &skt->res_mem); - if (ret) - goto out_err_3; +int soc_pcmcia_add_one(struct soc_pcmcia_socket *skt) +{ + int ret; - ret = request_resource(&skt->res_skt, &skt->res_attr); - if (ret) - goto out_err_4; + init_timer(&skt->poll_timer); + skt->poll_timer.function = soc_common_pcmcia_poll_event; + skt->poll_timer.data = (unsigned long)skt; + skt->poll_timer.expires = jiffies + SOC_PCMCIA_POLL_PERIOD; - skt->virt_io = ioremap(skt->res_io.start, 0x10000); - if (skt->virt_io == NULL) { - ret = -ENOMEM; - goto out_err_5; - } + ret = request_resource(&iomem_resource, &skt->res_skt); + if (ret) + goto out_err_1; - if (list_empty(&soc_pcmcia_sockets)) - soc_pcmcia_cpufreq_register(); + ret = request_resource(&skt->res_skt, &skt->res_io); + if (ret) + goto out_err_2; - list_add(&skt->node, &soc_pcmcia_sockets); + ret = request_resource(&skt->res_skt, &skt->res_mem); + if (ret) + goto out_err_3; - /* - * We initialize default socket timing here, because - * we are not guaranteed to see a SetIOMap operation at - * runtime. - */ - ops->set_timing(skt); + ret = request_resource(&skt->res_skt, &skt->res_attr); + if (ret) + goto out_err_4; - ret = ops->hw_init(skt); - if (ret) - goto out_err_6; + skt->virt_io = ioremap(skt->res_io.start, 0x10000); + if (skt->virt_io == NULL) { + ret = -ENOMEM; + goto out_err_5; + } - skt->socket.features = SS_CAP_STATIC_MAP|SS_CAP_PCCARD; - skt->socket.resource_ops = &pccard_static_ops; - skt->socket.irq_mask = 0; - skt->socket.map_size = PAGE_SIZE; - skt->socket.pci_irq = skt->irq; - skt->socket.io_offset = (unsigned long)skt->virt_io; + mutex_lock(&soc_pcmcia_sockets_lock); - skt->status = soc_common_pcmcia_skt_state(skt); + list_add(&skt->node, &soc_pcmcia_sockets); - ret = pcmcia_register_socket(&skt->socket); - if (ret) - goto out_err_7; + /* + * We initialize default socket timing here, because + * we are not guaranteed to see a SetIOMap operation at + * runtime. + */ + skt->ops->set_timing(skt); - WARN_ON(skt->socket.sock != i); + ret = skt->ops->hw_init(skt); + if (ret) + goto out_err_6; - add_timer(&skt->poll_timer); + skt->socket.ops = &soc_common_pcmcia_operations; + skt->socket.features = SS_CAP_STATIC_MAP|SS_CAP_PCCARD; + skt->socket.resource_ops = &pccard_static_ops; + skt->socket.irq_mask = 0; + skt->socket.map_size = PAGE_SIZE; + skt->socket.io_offset = (unsigned long)skt->virt_io; - ret = device_create_file(&skt->socket.dev, &dev_attr_status); - if (ret) - goto out_err_8; - } + skt->status = soc_common_pcmcia_skt_state(skt); - dev_set_drvdata(dev, sinfo); - ret = 0; - goto out; + ret = pcmcia_register_socket(&skt->socket); + if (ret) + goto out_err_7; - do { - skt = &sinfo->skt[i]; + add_timer(&skt->poll_timer); + + mutex_unlock(&soc_pcmcia_sockets_lock); + + ret = device_create_file(&skt->socket.dev, &dev_attr_status); + if (ret) + goto out_err_8; + + return ret; - device_remove_file(&skt->socket.dev, &dev_attr_status); out_err_8: - del_timer_sync(&skt->poll_timer); - pcmcia_unregister_socket(&skt->socket); + mutex_lock(&soc_pcmcia_sockets_lock); + del_timer_sync(&skt->poll_timer); + pcmcia_unregister_socket(&skt->socket); out_err_7: - flush_scheduled_work(); + flush_scheduled_work(); - ops->hw_shutdown(skt); + skt->ops->hw_shutdown(skt); out_err_6: - list_del(&skt->node); - iounmap(skt->virt_io); + list_del(&skt->node); + mutex_unlock(&soc_pcmcia_sockets_lock); + iounmap(skt->virt_io); out_err_5: - release_resource(&skt->res_attr); + release_resource(&skt->res_attr); out_err_4: - release_resource(&skt->res_mem); + release_resource(&skt->res_mem); out_err_3: - release_resource(&skt->res_io); + release_resource(&skt->res_io); out_err_2: - release_resource(&skt->res_skt); + release_resource(&skt->res_skt); out_err_1: - i--; - } while (i > 0); - kfree(sinfo); - - out: - mutex_unlock(&soc_pcmcia_sockets_lock); return ret; } +EXPORT_SYMBOL(soc_pcmcia_add_one); -int soc_common_drv_pcmcia_remove(struct device *dev) -{ - struct skt_dev_info *sinfo = dev_get_drvdata(dev); - int i; - - dev_set_drvdata(dev, NULL); - - mutex_lock(&soc_pcmcia_sockets_lock); - for (i = 0; i < sinfo->nskt; i++) { - struct soc_pcmcia_socket *skt = &sinfo->skt[i]; - - del_timer_sync(&skt->poll_timer); - - pcmcia_unregister_socket(&skt->socket); - - flush_scheduled_work(); - - skt->ops->hw_shutdown(skt); - - soc_common_pcmcia_config_skt(skt, &dead_socket); - - list_del(&skt->node); - iounmap(skt->virt_io); - skt->virt_io = NULL; - release_resource(&skt->res_attr); - release_resource(&skt->res_mem); - release_resource(&skt->res_io); - release_resource(&skt->res_skt); - } - if (list_empty(&soc_pcmcia_sockets)) - soc_pcmcia_cpufreq_unregister(); - - mutex_unlock(&soc_pcmcia_sockets_lock); - - kfree(sinfo); - - return 0; -} -EXPORT_SYMBOL(soc_common_drv_pcmcia_remove); +MODULE_AUTHOR("John Dorsey <john+@cs.cmu.edu>"); +MODULE_DESCRIPTION("Linux PCMCIA Card Services: Common SoC support"); +MODULE_LICENSE("Dual MPL/GPL"); diff --git a/drivers/pcmcia/soc_common.h b/drivers/pcmcia/soc_common.h index 290e143..e40824c 100644 --- a/drivers/pcmcia/soc_common.h +++ b/drivers/pcmcia/soc_common.h @@ -30,14 +30,12 @@ struct soc_pcmcia_socket { /* * Info from low level handler */ - struct device *dev; unsigned int nr; - unsigned int irq; /* * Core PCMCIA state */ - struct pcmcia_low_level *ops; + const struct pcmcia_low_level *ops; unsigned int status; socket_state_t cs_state; @@ -135,10 +133,8 @@ extern void soc_pcmcia_enable_irqs(struct soc_pcmcia_socket *skt, struct pcmcia_ extern void soc_common_pcmcia_get_timing(struct soc_pcmcia_socket *, struct soc_pcmcia_timing *); -extern struct list_head soc_pcmcia_sockets; - -extern int soc_common_drv_pcmcia_probe(struct device *dev, struct pcmcia_low_level *ops, struct skt_dev_info *sinfo); -extern int soc_common_drv_pcmcia_remove(struct device *dev); +void soc_pcmcia_remove_one(struct soc_pcmcia_socket *skt); +int soc_pcmcia_add_one(struct soc_pcmcia_socket *skt); #ifdef CONFIG_PCMCIA_DEBUG diff --git a/drivers/pcmcia/tcic.c b/drivers/pcmcia/tcic.c index 6918849..12c49ee1 100644 --- a/drivers/pcmcia/tcic.c +++ b/drivers/pcmcia/tcic.c @@ -55,21 +55,6 @@ #include <pcmcia/ss.h> #include "tcic.h" -#ifdef CONFIG_PCMCIA_DEBUG -static int pc_debug; - -module_param(pc_debug, int, 0644); -static const char version[] = -"tcic.c 1.111 2000/02/15 04:13:12 (David Hinds)"; - -#define debug(lvl, fmt, arg...) do { \ - if (pc_debug > (lvl)) \ - printk(KERN_DEBUG "tcic: " fmt , ## arg); \ -} while (0) -#else -#define debug(lvl, fmt, arg...) do { } while (0) -#endif - MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>"); MODULE_DESCRIPTION("Databook TCIC-2 PCMCIA socket driver"); MODULE_LICENSE("Dual MPL/GPL"); @@ -574,7 +559,7 @@ static irqreturn_t tcic_interrupt(int irq, void *dev) } else active = 1; - debug(2, "tcic_interrupt()\n"); + pr_debug("tcic_interrupt()\n"); for (i = 0; i < sockets; i++) { psock = socket_table[i].psock; @@ -611,13 +596,13 @@ static irqreturn_t tcic_interrupt(int irq, void *dev) } active = 0; - debug(2, "interrupt done\n"); + pr_debug("interrupt done\n"); return IRQ_HANDLED; } /* tcic_interrupt */ static void tcic_timer(u_long data) { - debug(2, "tcic_timer()\n"); + pr_debug("tcic_timer()\n"); tcic_timer_pending = 0; tcic_interrupt(0, NULL); } /* tcic_timer */ @@ -644,7 +629,7 @@ static int tcic_get_status(struct pcmcia_socket *sock, u_int *value) reg = tcic_getb(TCIC_PWR); if (reg & (TCIC_PWR_VCC(psock)|TCIC_PWR_VPP(psock))) *value |= SS_POWERON; - debug(1, "GetStatus(%d) = %#2.2x\n", psock, *value); + dev_dbg(&sock->dev, "GetStatus(%d) = %#2.2x\n", psock, *value); return 0; } /* tcic_get_status */ @@ -656,7 +641,7 @@ static int tcic_set_socket(struct pcmcia_socket *sock, socket_state_t *state) u_char reg; u_short scf1, scf2; - debug(1, "SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, " + dev_dbg(&sock->dev, "SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, " "io_irq %d, csc_mask %#2.2x)\n", psock, state->flags, state->Vcc, state->Vpp, state->io_irq, state->csc_mask); tcic_setw(TCIC_ADDR+2, (psock << TCIC_SS_SHFT) | TCIC_ADR2_INDREG); @@ -731,7 +716,7 @@ static int tcic_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) u_int addr; u_short base, len, ioctl; - debug(1, "SetIOMap(%d, %d, %#2.2x, %d ns, " + dev_dbg(&sock->dev, "SetIOMap(%d, %d, %#2.2x, %d ns, " "%#llx-%#llx)\n", psock, io->map, io->flags, io->speed, (unsigned long long)io->start, (unsigned long long)io->stop); if ((io->map > 1) || (io->start > 0xffff) || (io->stop > 0xffff) || @@ -768,7 +753,7 @@ static int tcic_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *m u_short addr, ctl; u_long base, len, mmap; - debug(1, "SetMemMap(%d, %d, %#2.2x, %d ns, " + dev_dbg(&sock->dev, "SetMemMap(%d, %d, %#2.2x, %d ns, " "%#llx-%#llx, %#x)\n", psock, mem->map, mem->flags, mem->speed, (unsigned long long)mem->res->start, (unsigned long long)mem->res->end, mem->card_start); diff --git a/drivers/pcmcia/topic.h b/drivers/pcmcia/topic.h index edccfa5..615a45a 100644 --- a/drivers/pcmcia/topic.h +++ b/drivers/pcmcia/topic.h @@ -114,22 +114,17 @@ static void topic97_zoom_video(struct pcmcia_socket *sock, int onoff) reg_zv |= TOPIC97_ZV_CONTROL_ENABLE; config_writeb(socket, TOPIC97_ZOOM_VIDEO_CONTROL, reg_zv); - reg = config_readb(socket, TOPIC97_MISC2); - reg |= TOPIC97_MISC2_ZV_ENABLE; - config_writeb(socket, TOPIC97_MISC2, reg); - - /* not sure this is needed, doc is unclear */ -#if 0 reg = config_readb(socket, TOPIC97_AUDIO_VIDEO_SWITCH); reg |= TOPIC97_AVS_AUDIO_CONTROL | TOPIC97_AVS_VIDEO_CONTROL; config_writeb(socket, TOPIC97_AUDIO_VIDEO_SWITCH, reg); -#endif - } - else { + } else { reg_zv &= ~TOPIC97_ZV_CONTROL_ENABLE; config_writeb(socket, TOPIC97_ZOOM_VIDEO_CONTROL, reg_zv); - } + reg = config_readb(socket, TOPIC97_AUDIO_VIDEO_SWITCH); + reg &= ~(TOPIC97_AVS_AUDIO_CONTROL | TOPIC97_AVS_VIDEO_CONTROL); + config_writeb(socket, TOPIC97_AUDIO_VIDEO_SWITCH, reg); + } } static int topic97_override(struct yenta_socket *socket) diff --git a/drivers/regulator/wm831x-isink.c b/drivers/regulator/wm831x-isink.c index 1d8d987..4885700 100644 --- a/drivers/regulator/wm831x-isink.c +++ b/drivers/regulator/wm831x-isink.c @@ -167,6 +167,8 @@ static __devinit int wm831x_isink_probe(struct platform_device *pdev) return -ENOMEM; } + isink->wm831x = wm831x; + res = platform_get_resource(pdev, IORESOURCE_IO, 0); if (res == NULL) { dev_err(&pdev->dev, "No I/O resource\n"); diff --git a/drivers/rtc/rtc-pcf50633.c b/drivers/rtc/rtc-pcf50633.c index 33a10c4..4c5d5d0 100644 --- a/drivers/rtc/rtc-pcf50633.c +++ b/drivers/rtc/rtc-pcf50633.c @@ -292,8 +292,9 @@ static int __devinit pcf50633_rtc_probe(struct platform_device *pdev) &pcf50633_rtc_ops, THIS_MODULE); if (IS_ERR(rtc->rtc_dev)) { + int ret = PTR_ERR(rtc->rtc_dev); kfree(rtc); - return PTR_ERR(rtc->rtc_dev); + return ret; } pcf50633_register_irq(rtc->pcf, PCF50633_IRQ_ALARM, diff --git a/drivers/rtc/rtc-x1205.c b/drivers/rtc/rtc-x1205.c index 310c107..6583c1a 100644 --- a/drivers/rtc/rtc-x1205.c +++ b/drivers/rtc/rtc-x1205.c @@ -195,7 +195,7 @@ static int x1205_set_datetime(struct i2c_client *client, struct rtc_time *tm, /* year, since the rtc epoch*/ buf[CCR_YEAR] = bin2bcd(tm->tm_year % 100); buf[CCR_WDAY] = tm->tm_wday & 0x07; - buf[CCR_Y2K] = bin2bcd(tm->tm_year / 100); + buf[CCR_Y2K] = bin2bcd((tm->tm_year + 1900) / 100); } /* If writing alarm registers, set compare bits on registers 0-4 */ @@ -280,9 +280,9 @@ static int x1205_fix_osc(struct i2c_client *client) int err; struct rtc_time tm; - tm.tm_hour = tm.tm_min = tm.tm_sec = 0; + memset(&tm, 0, sizeof(tm)); - err = x1205_set_datetime(client, &tm, 0, X1205_CCR_BASE, 0); + err = x1205_set_datetime(client, &tm, 1, X1205_CCR_BASE, 0); if (err < 0) dev_err(&client->dev, "unable to restart the oscillator\n"); diff --git a/drivers/scsi/pcmcia/aha152x_stub.c b/drivers/scsi/pcmcia/aha152x_stub.c index 67cde01..528733b 100644 --- a/drivers/scsi/pcmcia/aha152x_stub.c +++ b/drivers/scsi/pcmcia/aha152x_stub.c @@ -54,15 +54,6 @@ #include <pcmcia/cistpl.h> #include <pcmcia/ds.h> -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = -"aha152x_cs.c 1.54 2000/06/12 21:27:25 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -103,7 +94,7 @@ static int aha152x_probe(struct pcmcia_device *link) { scsi_info_t *info; - DEBUG(0, "aha152x_attach()\n"); + dev_dbg(&link->dev, "aha152x_attach()\n"); /* Create new SCSI device */ info = kzalloc(sizeof(*info), GFP_KERNEL); @@ -115,7 +106,6 @@ static int aha152x_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; link->io.IOAddrLines = 10; link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; link->conf.Present = PRESENT_OPTION; @@ -127,7 +117,7 @@ static int aha152x_probe(struct pcmcia_device *link) static void aha152x_detach(struct pcmcia_device *link) { - DEBUG(0, "aha152x_detach(0x%p)\n", link); + dev_dbg(&link->dev, "aha152x_detach\n"); aha152x_release_cs(link); @@ -137,9 +127,6 @@ static void aha152x_detach(struct pcmcia_device *link) /*====================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int aha152x_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cfg, cistpl_cftable_entry_t *dflt, @@ -164,19 +151,22 @@ static int aha152x_config_cs(struct pcmcia_device *link) { scsi_info_t *info = link->priv; struct aha152x_setup s; - int last_ret, last_fn; + int ret; struct Scsi_Host *host; - DEBUG(0, "aha152x_config(0x%p)\n", link); + dev_dbg(&link->dev, "aha152x_config\n"); - last_ret = pcmcia_loop_config(link, aha152x_config_check, NULL); - if (last_ret) { - cs_error(link, RequestIO, last_ret); - goto failed; - } + ret = pcmcia_loop_config(link, aha152x_config_check, NULL); + if (ret) + goto failed; - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* Set configuration options for the aha152x driver */ memset(&s, 0, sizeof(s)); @@ -194,7 +184,7 @@ static int aha152x_config_cs(struct pcmcia_device *link) host = aha152x_probe_one(&s); if (host == NULL) { printk(KERN_INFO "aha152x_cs: no SCSI devices found\n"); - goto cs_failed; + goto failed; } sprintf(info->node.dev_name, "scsi%d", host->host_no); @@ -203,8 +193,6 @@ static int aha152x_config_cs(struct pcmcia_device *link) return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: aha152x_release_cs(link); return -ENODEV; diff --git a/drivers/scsi/pcmcia/fdomain_stub.c b/drivers/scsi/pcmcia/fdomain_stub.c index 06254f4..9140406 100644 --- a/drivers/scsi/pcmcia/fdomain_stub.c +++ b/drivers/scsi/pcmcia/fdomain_stub.c @@ -59,16 +59,6 @@ MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>"); MODULE_DESCRIPTION("Future Domain PCMCIA SCSI driver"); MODULE_LICENSE("Dual MPL/GPL"); -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = -"fdomain_cs.c 1.47 2001/10/13 00:08:52 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif - /*====================================================================*/ typedef struct scsi_info_t { @@ -86,7 +76,7 @@ static int fdomain_probe(struct pcmcia_device *link) { scsi_info_t *info; - DEBUG(0, "fdomain_attach()\n"); + dev_dbg(&link->dev, "fdomain_attach()\n"); /* Create new SCSI device */ info = kzalloc(sizeof(*info), GFP_KERNEL); @@ -99,7 +89,6 @@ static int fdomain_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; link->io.IOAddrLines = 10; link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; link->conf.Present = PRESENT_OPTION; @@ -111,7 +100,7 @@ static int fdomain_probe(struct pcmcia_device *link) static void fdomain_detach(struct pcmcia_device *link) { - DEBUG(0, "fdomain_detach(0x%p)\n", link); + dev_dbg(&link->dev, "fdomain_detach\n"); fdomain_release(link); @@ -120,9 +109,6 @@ static void fdomain_detach(struct pcmcia_device *link) /*====================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int fdomain_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cfg, cistpl_cftable_entry_t *dflt, @@ -137,20 +123,22 @@ static int fdomain_config_check(struct pcmcia_device *p_dev, static int fdomain_config(struct pcmcia_device *link) { scsi_info_t *info = link->priv; - int last_ret, last_fn; + int ret; char str[22]; struct Scsi_Host *host; - DEBUG(0, "fdomain_config(0x%p)\n", link); + dev_dbg(&link->dev, "fdomain_config\n"); - last_ret = pcmcia_loop_config(link, fdomain_config_check, NULL); - if (last_ret) { - cs_error(link, RequestIO, last_ret); + ret = pcmcia_loop_config(link, fdomain_config_check, NULL); + if (ret) goto failed; - } - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* A bad hack... */ release_region(link->io.BasePort1, link->io.NumPorts1); @@ -162,11 +150,11 @@ static int fdomain_config(struct pcmcia_device *link) host = __fdomain_16x0_detect(&fdomain_driver_template); if (!host) { printk(KERN_INFO "fdomain_cs: no SCSI devices found\n"); - goto cs_failed; + goto failed; } if (scsi_add_host(host, NULL)) - goto cs_failed; + goto failed; scsi_scan_host(host); sprintf(info->node.dev_name, "scsi%d", host->host_no); @@ -175,8 +163,6 @@ static int fdomain_config(struct pcmcia_device *link) return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: fdomain_release(link); return -ENODEV; @@ -188,7 +174,7 @@ static void fdomain_release(struct pcmcia_device *link) { scsi_info_t *info = link->priv; - DEBUG(0, "fdomain_release(0x%p)\n", link); + dev_dbg(&link->dev, "fdomain_release\n"); scsi_remove_host(info->host); pcmcia_disable_device(link); diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c index e32c344..c2341af 100644 --- a/drivers/scsi/pcmcia/nsp_cs.c +++ b/drivers/scsi/pcmcia/nsp_cs.c @@ -1564,12 +1564,10 @@ static int nsp_cs_probe(struct pcmcia_device *link) link->io.IOAddrLines = 10; /* not used */ /* Interrupt setup */ - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; /* Interrupt handler */ link->irq.Handler = &nspintr; - link->irq.Instance = info; link->irq.Attributes |= IRQF_SHARED; /* General socket configuration */ @@ -1684,10 +1682,10 @@ static int nsp_cs_config_check(struct pcmcia_device *p_dev, if (cfg_mem->req.Size < 0x1000) cfg_mem->req.Size = 0x1000; cfg_mem->req.AccessSpeed = 0; - if (pcmcia_request_window(&p_dev, &cfg_mem->req, &p_dev->win) != 0) + if (pcmcia_request_window(p_dev, &cfg_mem->req, &p_dev->win) != 0) goto next_entry; map.Page = 0; map.CardOffset = mem->win[0].card_addr; - if (pcmcia_map_mem_page(p_dev->win, &map) != 0) + if (pcmcia_map_mem_page(p_dev, p_dev->win, &map) != 0) goto next_entry; cfg_mem->data->MmioAddress = (unsigned long) ioremap_nocache(cfg_mem->req.Base, cfg_mem->req.Size); diff --git a/drivers/scsi/pcmcia/qlogic_stub.c b/drivers/scsi/pcmcia/qlogic_stub.c index 20c3e5e..f85f094 100644 --- a/drivers/scsi/pcmcia/qlogic_stub.c +++ b/drivers/scsi/pcmcia/qlogic_stub.c @@ -62,15 +62,6 @@ static char qlogic_name[] = "qlogic_cs"; -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = "qlogic_cs.c 1.79-ac 2002/10/26 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif - static struct scsi_host_template qlogicfas_driver_template = { .module = THIS_MODULE, .name = qlogic_name, @@ -159,7 +150,7 @@ static int qlogic_probe(struct pcmcia_device *link) { scsi_info_t *info; - DEBUG(0, "qlogic_attach()\n"); + dev_dbg(&link->dev, "qlogic_attach()\n"); /* Create new SCSI device */ info = kzalloc(sizeof(*info), GFP_KERNEL); @@ -171,7 +162,6 @@ static int qlogic_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; link->io.IOAddrLines = 10; link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; link->conf.Present = PRESENT_OPTION; @@ -183,7 +173,7 @@ static int qlogic_probe(struct pcmcia_device *link) static void qlogic_detach(struct pcmcia_device *link) { - DEBUG(0, "qlogic_detach(0x%p)\n", link); + dev_dbg(&link->dev, "qlogic_detach\n"); qlogic_release(link); kfree(link->priv); @@ -192,9 +182,6 @@ static void qlogic_detach(struct pcmcia_device *link) /*====================================================================*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int qlogic_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cfg, cistpl_cftable_entry_t *dflt, @@ -213,19 +200,22 @@ static int qlogic_config_check(struct pcmcia_device *p_dev, static int qlogic_config(struct pcmcia_device * link) { scsi_info_t *info = link->priv; - int last_ret, last_fn; + int ret; struct Scsi_Host *host; - DEBUG(0, "qlogic_config(0x%p)\n", link); + dev_dbg(&link->dev, "qlogic_config\n"); - last_ret = pcmcia_loop_config(link, qlogic_config_check, NULL); - if (last_ret) { - cs_error(link, RequestIO, last_ret); + ret = pcmcia_loop_config(link, qlogic_config_check, NULL); + if (ret) + goto failed; + + ret = pcmcia_request_irq(link, &link->irq); + if (ret) goto failed; - } - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; if ((info->manf_id == MANFID_MACNICA) || (info->manf_id == MANFID_PIONEER) || (info->manf_id == 0x0098)) { /* set ATAcmd */ @@ -244,7 +234,7 @@ static int qlogic_config(struct pcmcia_device * link) if (!host) { printk(KERN_INFO "%s: no SCSI devices found\n", qlogic_name); - goto cs_failed; + goto failed; } sprintf(info->node.dev_name, "scsi%d", host->host_no); @@ -253,12 +243,9 @@ static int qlogic_config(struct pcmcia_device * link) return 0; -cs_failed: - cs_error(link, last_fn, last_ret); - pcmcia_disable_device(link); failed: + pcmcia_disable_device(link); return -ENODEV; - } /* qlogic_config */ /*====================================================================*/ @@ -267,7 +254,7 @@ static void qlogic_release(struct pcmcia_device *link) { scsi_info_t *info = link->priv; - DEBUG(0, "qlogic_release(0x%p)\n", link); + dev_dbg(&link->dev, "qlogic_release\n"); scsi_remove_host(info->host); diff --git a/drivers/scsi/pcmcia/sym53c500_cs.c b/drivers/scsi/pcmcia/sym53c500_cs.c index b330c11..e7564d8 100644 --- a/drivers/scsi/pcmcia/sym53c500_cs.c +++ b/drivers/scsi/pcmcia/sym53c500_cs.c @@ -77,17 +77,6 @@ #include <pcmcia/ds.h> #include <pcmcia/ciscode.h> -/* ================================================================== */ - -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = -"sym53c500_cs.c 0.9c 2004/10/27 (Bob Tracy)"; -#else -#define DEBUG(n, args...) -#endif /* ================================================================== */ @@ -525,7 +514,7 @@ SYM53C500_release(struct pcmcia_device *link) struct scsi_info_t *info = link->priv; struct Scsi_Host *shost = info->host; - DEBUG(0, "SYM53C500_release(0x%p)\n", link); + dev_dbg(&link->dev, "SYM53C500_release\n"); /* * Do this before releasing/freeing resources. @@ -697,9 +686,6 @@ static struct scsi_host_template sym53c500_driver_template = { .shost_attrs = SYM53C500_shost_attrs }; -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int SYM53C500_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cfg, cistpl_cftable_entry_t *dflt, @@ -719,24 +705,27 @@ static int SYM53C500_config(struct pcmcia_device *link) { struct scsi_info_t *info = link->priv; - int last_ret, last_fn; + int ret; int irq_level, port_base; struct Scsi_Host *host; struct scsi_host_template *tpnt = &sym53c500_driver_template; struct sym53c500_data *data; - DEBUG(0, "SYM53C500_config(0x%p)\n", link); + dev_dbg(&link->dev, "SYM53C500_config\n"); info->manf_id = link->manf_id; - last_ret = pcmcia_loop_config(link, SYM53C500_config_check, NULL); - if (last_ret) { - cs_error(link, RequestIO, last_ret); + ret = pcmcia_loop_config(link, SYM53C500_config_check, NULL); + if (ret) + goto failed; + + ret = pcmcia_request_irq(link, &link->irq); + if (ret) goto failed; - } - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* * That's the trouble with copying liberally from another driver. @@ -824,8 +813,6 @@ err_release: printk(KERN_INFO "sym53c500_cs: no SCSI devices found\n"); return -ENODEV; -cs_failed: - cs_error(link, last_fn, last_ret); failed: SYM53C500_release(link); return -ENODEV; @@ -855,7 +842,7 @@ static int sym53c500_resume(struct pcmcia_device *link) static void SYM53C500_detach(struct pcmcia_device *link) { - DEBUG(0, "SYM53C500_detach(0x%p)\n", link); + dev_dbg(&link->dev, "SYM53C500_detach\n"); SYM53C500_release(link); @@ -868,7 +855,7 @@ SYM53C500_probe(struct pcmcia_device *link) { struct scsi_info_t *info; - DEBUG(0, "SYM53C500_attach()\n"); + dev_dbg(&link->dev, "SYM53C500_attach()\n"); /* Create new SCSI device */ info = kzalloc(sizeof(*info), GFP_KERNEL); @@ -880,7 +867,6 @@ SYM53C500_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; link->io.IOAddrLines = 10; link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c index 7c7914f..fc413f0 100644 --- a/drivers/serial/serial_cs.c +++ b/drivers/serial/serial_cs.c @@ -54,14 +54,6 @@ #include "8250.h" -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = "serial_cs.c 1.134 2002/05/04 05:48:53 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -121,24 +113,20 @@ static void quirk_setup_brainboxes_0104(struct pcmcia_device *link, struct uart_ static int quirk_post_ibm(struct pcmcia_device *link) { conf_reg_t reg = { 0, CS_READ, 0x800, 0 }; - int last_ret, last_fn; + int ret; + + ret = pcmcia_access_configuration_register(link, ®); + if (ret) + goto failed; - last_ret = pcmcia_access_configuration_register(link, ®); - if (last_ret) { - last_fn = AccessConfigurationRegister; - goto cs_failed; - } reg.Action = CS_WRITE; reg.Value = reg.Value | 1; - last_ret = pcmcia_access_configuration_register(link, ®); - if (last_ret) { - last_fn = AccessConfigurationRegister; - goto cs_failed; - } + ret = pcmcia_access_configuration_register(link, ®); + if (ret) + goto failed; return 0; - cs_failed: - cs_error(link, last_fn, last_ret); + failed: return -ENODEV; } @@ -283,7 +271,7 @@ static void serial_remove(struct pcmcia_device *link) struct serial_info *info = link->priv; int i; - DEBUG(0, "serial_release(0x%p)\n", link); + dev_dbg(&link->dev, "serial_release\n"); /* * Recheck to see if the device is still configured. @@ -334,7 +322,7 @@ static int serial_probe(struct pcmcia_device *link) { struct serial_info *info; - DEBUG(0, "serial_attach()\n"); + dev_dbg(&link->dev, "serial_attach()\n"); /* Create new serial device */ info = kzalloc(sizeof (*info), GFP_KERNEL); @@ -346,7 +334,6 @@ static int serial_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 8; link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; if (do_sound) { link->conf.Attributes |= CONF_ENABLE_SPKR; @@ -370,7 +357,7 @@ static void serial_detach(struct pcmcia_device *link) { struct serial_info *info = link->priv; - DEBUG(0, "serial_detach(0x%p)\n", link); + dev_dbg(&link->dev, "serial_detach\n"); /* * Ensure any outstanding scheduled tasks are completed. @@ -399,7 +386,7 @@ static int setup_serial(struct pcmcia_device *handle, struct serial_info * info, port.irq = irq; port.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ; port.uartclk = 1843200; - port.dev = &handle_to_dev(handle); + port.dev = &handle->dev; if (buggy_uart) port.flags |= UPF_BUGGY_UART; @@ -426,21 +413,6 @@ static int setup_serial(struct pcmcia_device *handle, struct serial_info * info, /*====================================================================*/ -static int -first_tuple(struct pcmcia_device *handle, tuple_t * tuple, cisparse_t * parse) -{ - int i; - i = pcmcia_get_first_tuple(handle, tuple); - if (i != 0) - return i; - i = pcmcia_get_tuple_data(handle, tuple); - if (i != 0) - return i; - return pcmcia_parse_tuple(tuple, parse); -} - -/*====================================================================*/ - static int simple_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cf, cistpl_cftable_entry_t *dflt, @@ -522,15 +494,13 @@ static int simple_config(struct pcmcia_device *link) printk(KERN_NOTICE "serial_cs: no usable port range found, giving up\n"); - cs_error(link, RequestIO, i); return -1; found_port: i = pcmcia_request_irq(link, &link->irq); - if (i != 0) { - cs_error(link, RequestIRQ, i); + if (i != 0) link->irq.AssignedIRQ = 0; - } + if (info->multi && (info->manfid == MANFID_3COM)) link->conf.ConfigIndex &= ~(0x08); @@ -541,10 +511,8 @@ found_port: info->quirk->config(link); i = pcmcia_request_configuration(link, &link->conf); - if (i != 0) { - cs_error(link, RequestConfiguration, i); + if (i != 0) return -1; - } return setup_serial(link, info, link->io.BasePort1, link->irq.AssignedIRQ); } @@ -613,7 +581,6 @@ static int multi_config(struct pcmcia_device *link) /* FIXME: comment does not fit, error handling does not fit */ printk(KERN_NOTICE "serial_cs: no usable port range found, giving up\n"); - cs_error(link, RequestIRQ, i); link->irq.AssignedIRQ = 0; } @@ -624,10 +591,8 @@ static int multi_config(struct pcmcia_device *link) info->quirk->config(link); i = pcmcia_request_configuration(link, &link->conf); - if (i != 0) { - cs_error(link, RequestConfiguration, i); + if (i != 0) return -ENODEV; - } /* The Oxford Semiconductor OXCF950 cards are in fact single-port: * 8 registers are for the UART, the others are extra registers. @@ -665,6 +630,25 @@ static int multi_config(struct pcmcia_device *link) return 0; } +static int serial_check_for_multi(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cf, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) +{ + struct serial_info *info = p_dev->priv; + + if ((cf->io.nwin == 1) && (cf->io.win[0].len % 8 == 0)) + info->multi = cf->io.win[0].len >> 3; + + if ((cf->io.nwin == 2) && (cf->io.win[0].len == 8) && + (cf->io.win[1].len == 8)) + info->multi = 2; + + return 0; /* break */ +} + + /*====================================================================== serial_config() is scheduled to run after a CARD_INSERTION event @@ -676,46 +660,14 @@ static int multi_config(struct pcmcia_device *link) static int serial_config(struct pcmcia_device * link) { struct serial_info *info = link->priv; - struct serial_cfg_mem *cfg_mem; - tuple_t *tuple; - u_char *buf; - cisparse_t *parse; - cistpl_cftable_entry_t *cf; - int i, last_ret, last_fn; - - DEBUG(0, "serial_config(0x%p)\n", link); - - cfg_mem = kmalloc(sizeof(struct serial_cfg_mem), GFP_KERNEL); - if (!cfg_mem) - goto failed; + int i; - tuple = &cfg_mem->tuple; - parse = &cfg_mem->parse; - cf = &parse->cftable_entry; - buf = cfg_mem->buf; - - tuple->TupleData = (cisdata_t *) buf; - tuple->TupleOffset = 0; - tuple->TupleDataMax = 255; - tuple->Attributes = 0; - - /* Get configuration register information */ - tuple->DesiredTuple = CISTPL_CONFIG; - last_ret = first_tuple(link, tuple, parse); - if (last_ret != 0) { - last_fn = ParseTuple; - goto cs_failed; - } - link->conf.ConfigBase = parse->config.base; - link->conf.Present = parse->config.rmask[0]; + dev_dbg(&link->dev, "serial_config\n"); /* Is this a compliant multifunction card? */ - tuple->DesiredTuple = CISTPL_LONGLINK_MFC; - tuple->Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK; - info->multi = (first_tuple(link, tuple, parse) == 0); + info->multi = (link->socket->functions > 1); /* Is this a multiport card? */ - tuple->DesiredTuple = CISTPL_MANFID; info->manfid = link->manf_id; info->prodid = link->card_id; @@ -730,20 +682,11 @@ static int serial_config(struct pcmcia_device * link) /* Another check for dual-serial cards: look for either serial or multifunction cards that ask for appropriate IO port ranges */ - tuple->DesiredTuple = CISTPL_FUNCID; if ((info->multi == 0) && (link->has_func_id) && ((link->func_id == CISTPL_FUNCID_MULTI) || - (link->func_id == CISTPL_FUNCID_SERIAL))) { - tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; - if (first_tuple(link, tuple, parse) == 0) { - if ((cf->io.nwin == 1) && (cf->io.win[0].len % 8 == 0)) - info->multi = cf->io.win[0].len >> 3; - if ((cf->io.nwin == 2) && (cf->io.win[0].len == 8) && - (cf->io.win[1].len == 8)) - info->multi = 2; - } - } + (link->func_id == CISTPL_FUNCID_SERIAL))) + pcmcia_loop_config(link, serial_check_for_multi, info); /* * Apply any multi-port quirk. @@ -768,14 +711,10 @@ static int serial_config(struct pcmcia_device * link) goto failed; link->dev_node = &info->node[0]; - kfree(cfg_mem); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: serial_remove(link); - kfree(cfg_mem); return -ENODEV; } diff --git a/drivers/spi/spi_txx9.c b/drivers/spi/spi_txx9.c index 96057de..19f7562 100644 --- a/drivers/spi/spi_txx9.c +++ b/drivers/spi/spi_txx9.c @@ -29,6 +29,8 @@ #define SPI_FIFO_SIZE 4 +#define SPI_MAX_DIVIDER 0xff /* Max. value for SPCR1.SER */ +#define SPI_MIN_DIVIDER 1 /* Min. value for SPCR1.SER */ #define TXx9_SPMCR 0x00 #define TXx9_SPCR0 0x04 @@ -193,11 +195,8 @@ static void txx9spi_work_one(struct txx9spi *c, struct spi_message *m) if (prev_speed_hz != speed_hz || prev_bits_per_word != bits_per_word) { - u32 n = (c->baseclk + speed_hz - 1) / speed_hz; - if (n < 1) - n = 1; - else if (n > 0xff) - n = 0xff; + int n = DIV_ROUND_UP(c->baseclk, speed_hz) - 1; + n = clamp(n, SPI_MIN_DIVIDER, SPI_MAX_DIVIDER); /* enter config mode */ txx9spi_wr(c, mcr | TXx9_SPMCR_CONFIG | TXx9_SPMCR_BCLR, TXx9_SPMCR); @@ -370,8 +369,8 @@ static int __init txx9spi_probe(struct platform_device *dev) goto exit; } c->baseclk = clk_get_rate(c->clk); - c->min_speed_hz = (c->baseclk + 0xff - 1) / 0xff; - c->max_speed_hz = c->baseclk; + c->min_speed_hz = DIV_ROUND_UP(c->baseclk, SPI_MAX_DIVIDER + 1); + c->max_speed_hz = c->baseclk / (SPI_MIN_DIVIDER + 1); res = platform_get_resource(dev, IORESOURCE_MEM, 0); if (!res) diff --git a/drivers/ssb/pcmcia.c b/drivers/ssb/pcmcia.c index 100e7a5..e72f404 100644 --- a/drivers/ssb/pcmcia.c +++ b/drivers/ssb/pcmcia.c @@ -617,136 +617,140 @@ static int ssb_pcmcia_sprom_check_crc(const u16 *sprom, size_t size) } \ } while (0) -int ssb_pcmcia_get_invariants(struct ssb_bus *bus, - struct ssb_init_invariants *iv) +static int ssb_pcmcia_get_mac(struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv) { - tuple_t tuple; - int res; - unsigned char buf[32]; + struct ssb_sprom *sprom = priv; + + if (tuple->TupleData[0] != CISTPL_FUNCE_LAN_NODE_ID) + return -EINVAL; + if (tuple->TupleDataLen != ETH_ALEN + 2) + return -EINVAL; + if (tuple->TupleData[1] != ETH_ALEN) + return -EINVAL; + memcpy(sprom->il0mac, &tuple->TupleData[2], ETH_ALEN); + return 0; +}; + +static int ssb_pcmcia_do_get_invariants(struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv) +{ + struct ssb_init_invariants *iv = priv; struct ssb_sprom *sprom = &iv->sprom; struct ssb_boardinfo *bi = &iv->boardinfo; const char *error_description; + GOTO_ERROR_ON(tuple->TupleDataLen < 1, "VEN tpl < 1"); + switch (tuple->TupleData[0]) { + case SSB_PCMCIA_CIS_ID: + GOTO_ERROR_ON((tuple->TupleDataLen != 5) && + (tuple->TupleDataLen != 7), + "id tpl size"); + bi->vendor = tuple->TupleData[1] | + ((u16)tuple->TupleData[2] << 8); + break; + case SSB_PCMCIA_CIS_BOARDREV: + GOTO_ERROR_ON(tuple->TupleDataLen != 2, + "boardrev tpl size"); + sprom->board_rev = tuple->TupleData[1]; + break; + case SSB_PCMCIA_CIS_PA: + GOTO_ERROR_ON((tuple->TupleDataLen != 9) && + (tuple->TupleDataLen != 10), + "pa tpl size"); + sprom->pa0b0 = tuple->TupleData[1] | + ((u16)tuple->TupleData[2] << 8); + sprom->pa0b1 = tuple->TupleData[3] | + ((u16)tuple->TupleData[4] << 8); + sprom->pa0b2 = tuple->TupleData[5] | + ((u16)tuple->TupleData[6] << 8); + sprom->itssi_a = tuple->TupleData[7]; + sprom->itssi_bg = tuple->TupleData[7]; + sprom->maxpwr_a = tuple->TupleData[8]; + sprom->maxpwr_bg = tuple->TupleData[8]; + break; + case SSB_PCMCIA_CIS_OEMNAME: + /* We ignore this. */ + break; + case SSB_PCMCIA_CIS_CCODE: + GOTO_ERROR_ON(tuple->TupleDataLen != 2, + "ccode tpl size"); + sprom->country_code = tuple->TupleData[1]; + break; + case SSB_PCMCIA_CIS_ANTENNA: + GOTO_ERROR_ON(tuple->TupleDataLen != 2, + "ant tpl size"); + sprom->ant_available_a = tuple->TupleData[1]; + sprom->ant_available_bg = tuple->TupleData[1]; + break; + case SSB_PCMCIA_CIS_ANTGAIN: + GOTO_ERROR_ON(tuple->TupleDataLen != 2, + "antg tpl size"); + sprom->antenna_gain.ghz24.a0 = tuple->TupleData[1]; + sprom->antenna_gain.ghz24.a1 = tuple->TupleData[1]; + sprom->antenna_gain.ghz24.a2 = tuple->TupleData[1]; + sprom->antenna_gain.ghz24.a3 = tuple->TupleData[1]; + sprom->antenna_gain.ghz5.a0 = tuple->TupleData[1]; + sprom->antenna_gain.ghz5.a1 = tuple->TupleData[1]; + sprom->antenna_gain.ghz5.a2 = tuple->TupleData[1]; + sprom->antenna_gain.ghz5.a3 = tuple->TupleData[1]; + break; + case SSB_PCMCIA_CIS_BFLAGS: + GOTO_ERROR_ON((tuple->TupleDataLen != 3) && + (tuple->TupleDataLen != 5), + "bfl tpl size"); + sprom->boardflags_lo = tuple->TupleData[1] | + ((u16)tuple->TupleData[2] << 8); + break; + case SSB_PCMCIA_CIS_LEDS: + GOTO_ERROR_ON(tuple->TupleDataLen != 5, + "leds tpl size"); + sprom->gpio0 = tuple->TupleData[1]; + sprom->gpio1 = tuple->TupleData[2]; + sprom->gpio2 = tuple->TupleData[3]; + sprom->gpio3 = tuple->TupleData[4]; + break; + } + return -ENOSPC; /* continue with next entry */ + +error: + ssb_printk(KERN_ERR PFX + "PCMCIA: Failed to fetch device invariants: %s\n", + error_description); + return -ENODEV; +} + + +int ssb_pcmcia_get_invariants(struct ssb_bus *bus, + struct ssb_init_invariants *iv) +{ + struct ssb_sprom *sprom = &iv->sprom; + int res; + memset(sprom, 0xFF, sizeof(*sprom)); sprom->revision = 1; sprom->boardflags_lo = 0; sprom->boardflags_hi = 0; /* First fetch the MAC address. */ - memset(&tuple, 0, sizeof(tuple)); - tuple.DesiredTuple = CISTPL_FUNCE; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - res = pcmcia_get_first_tuple(bus->host_pcmcia, &tuple); - GOTO_ERROR_ON(res != 0, "MAC first tpl"); - res = pcmcia_get_tuple_data(bus->host_pcmcia, &tuple); - GOTO_ERROR_ON(res != 0, "MAC first tpl data"); - while (1) { - GOTO_ERROR_ON(tuple.TupleDataLen < 1, "MAC tpl < 1"); - if (tuple.TupleData[0] == CISTPL_FUNCE_LAN_NODE_ID) - break; - res = pcmcia_get_next_tuple(bus->host_pcmcia, &tuple); - GOTO_ERROR_ON(res != 0, "MAC next tpl"); - res = pcmcia_get_tuple_data(bus->host_pcmcia, &tuple); - GOTO_ERROR_ON(res != 0, "MAC next tpl data"); + res = pcmcia_loop_tuple(bus->host_pcmcia, CISTPL_FUNCE, + ssb_pcmcia_get_mac, sprom); + if (res != 0) { + ssb_printk(KERN_ERR PFX + "PCMCIA: Failed to fetch MAC address\n"); + return -ENODEV; } - GOTO_ERROR_ON(tuple.TupleDataLen != ETH_ALEN + 2, "MAC tpl size"); - memcpy(sprom->il0mac, &tuple.TupleData[2], ETH_ALEN); /* Fetch the vendor specific tuples. */ - memset(&tuple, 0, sizeof(tuple)); - tuple.DesiredTuple = SSB_PCMCIA_CIS; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - res = pcmcia_get_first_tuple(bus->host_pcmcia, &tuple); - GOTO_ERROR_ON(res != 0, "VEN first tpl"); - res = pcmcia_get_tuple_data(bus->host_pcmcia, &tuple); - GOTO_ERROR_ON(res != 0, "VEN first tpl data"); - while (1) { - GOTO_ERROR_ON(tuple.TupleDataLen < 1, "VEN tpl < 1"); - switch (tuple.TupleData[0]) { - case SSB_PCMCIA_CIS_ID: - GOTO_ERROR_ON((tuple.TupleDataLen != 5) && - (tuple.TupleDataLen != 7), - "id tpl size"); - bi->vendor = tuple.TupleData[1] | - ((u16)tuple.TupleData[2] << 8); - break; - case SSB_PCMCIA_CIS_BOARDREV: - GOTO_ERROR_ON(tuple.TupleDataLen != 2, - "boardrev tpl size"); - sprom->board_rev = tuple.TupleData[1]; - break; - case SSB_PCMCIA_CIS_PA: - GOTO_ERROR_ON((tuple.TupleDataLen != 9) && - (tuple.TupleDataLen != 10), - "pa tpl size"); - sprom->pa0b0 = tuple.TupleData[1] | - ((u16)tuple.TupleData[2] << 8); - sprom->pa0b1 = tuple.TupleData[3] | - ((u16)tuple.TupleData[4] << 8); - sprom->pa0b2 = tuple.TupleData[5] | - ((u16)tuple.TupleData[6] << 8); - sprom->itssi_a = tuple.TupleData[7]; - sprom->itssi_bg = tuple.TupleData[7]; - sprom->maxpwr_a = tuple.TupleData[8]; - sprom->maxpwr_bg = tuple.TupleData[8]; - break; - case SSB_PCMCIA_CIS_OEMNAME: - /* We ignore this. */ - break; - case SSB_PCMCIA_CIS_CCODE: - GOTO_ERROR_ON(tuple.TupleDataLen != 2, - "ccode tpl size"); - sprom->country_code = tuple.TupleData[1]; - break; - case SSB_PCMCIA_CIS_ANTENNA: - GOTO_ERROR_ON(tuple.TupleDataLen != 2, - "ant tpl size"); - sprom->ant_available_a = tuple.TupleData[1]; - sprom->ant_available_bg = tuple.TupleData[1]; - break; - case SSB_PCMCIA_CIS_ANTGAIN: - GOTO_ERROR_ON(tuple.TupleDataLen != 2, - "antg tpl size"); - sprom->antenna_gain.ghz24.a0 = tuple.TupleData[1]; - sprom->antenna_gain.ghz24.a1 = tuple.TupleData[1]; - sprom->antenna_gain.ghz24.a2 = tuple.TupleData[1]; - sprom->antenna_gain.ghz24.a3 = tuple.TupleData[1]; - sprom->antenna_gain.ghz5.a0 = tuple.TupleData[1]; - sprom->antenna_gain.ghz5.a1 = tuple.TupleData[1]; - sprom->antenna_gain.ghz5.a2 = tuple.TupleData[1]; - sprom->antenna_gain.ghz5.a3 = tuple.TupleData[1]; - break; - case SSB_PCMCIA_CIS_BFLAGS: - GOTO_ERROR_ON((tuple.TupleDataLen != 3) && - (tuple.TupleDataLen != 5), - "bfl tpl size"); - sprom->boardflags_lo = tuple.TupleData[1] | - ((u16)tuple.TupleData[2] << 8); - break; - case SSB_PCMCIA_CIS_LEDS: - GOTO_ERROR_ON(tuple.TupleDataLen != 5, - "leds tpl size"); - sprom->gpio0 = tuple.TupleData[1]; - sprom->gpio1 = tuple.TupleData[2]; - sprom->gpio2 = tuple.TupleData[3]; - sprom->gpio3 = tuple.TupleData[4]; - break; - } - res = pcmcia_get_next_tuple(bus->host_pcmcia, &tuple); - if (res == -ENOSPC) - break; - GOTO_ERROR_ON(res != 0, "VEN next tpl"); - res = pcmcia_get_tuple_data(bus->host_pcmcia, &tuple); - GOTO_ERROR_ON(res != 0, "VEN next tpl data"); - } + res = pcmcia_loop_tuple(bus->host_pcmcia, SSB_PCMCIA_CIS, + ssb_pcmcia_do_get_invariants, sprom); + if ((res == 0) || (res == -ENOSPC)) + return 0; - return 0; -error: ssb_printk(KERN_ERR PFX - "PCMCIA: Failed to fetch device invariants: %s\n", - error_description); + "PCMCIA: Failed to fetch device invariants\n"); return -ENODEV; } diff --git a/drivers/staging/comedi/drivers/cb_das16_cs.c b/drivers/staging/comedi/drivers/cb_das16_cs.c index 80c0df8..39923cb 100644 --- a/drivers/staging/comedi/drivers/cb_das16_cs.c +++ b/drivers/staging/comedi/drivers/cb_das16_cs.c @@ -141,37 +141,14 @@ static int das16cs_timer_insn_config(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data); -static int get_prodid(struct comedi_device *dev, struct pcmcia_device *link) -{ - tuple_t tuple; - u_short buf[128]; - int prodid = 0; - - tuple.TupleData = (cisdata_t *) buf; - tuple.TupleOffset = 0; - tuple.TupleDataMax = 255; - tuple.DesiredTuple = CISTPL_MANFID; - tuple.Attributes = TUPLE_RETURN_COMMON; - if ((pcmcia_get_first_tuple(link, &tuple) == 0) && - (pcmcia_get_tuple_data(link, &tuple) == 0)) { - prodid = le16_to_cpu(buf[1]); - } - - return prodid; -} - static const struct das16cs_board *das16cs_probe(struct comedi_device *dev, struct pcmcia_device *link) { - int id; int i; - id = get_prodid(dev, link); - for (i = 0; i < n_boards; i++) { - if (das16cs_boards[i].device_id == id) { + if (das16cs_boards[i].device_id == link->card_id) return das16cs_boards + i; - } } printk("unknown board!\n"); @@ -660,27 +637,8 @@ static int das16cs_timer_insn_config(struct comedi_device *dev, ======================================================================*/ -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ #if defined(CONFIG_PCMCIA) || defined(CONFIG_PCMCIA_MODULE) -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = - "cb_das16_cs.c pcmcia code (David Schleef), modified from dummy_cs.c 1.31 2001/08/24 12:13:13 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif - -/*====================================================================*/ - static void das16cs_pcmcia_config(struct pcmcia_device *link); static void das16cs_pcmcia_release(struct pcmcia_device *link); static int das16cs_pcmcia_suspend(struct pcmcia_device *p_dev); @@ -733,7 +691,7 @@ static int das16cs_pcmcia_attach(struct pcmcia_device *link) { struct local_info_t *local; - DEBUG(0, "das16cs_pcmcia_attach()\n"); + dev_dbg(&link->dev, "das16cs_pcmcia_attach()\n"); /* Allocate space for private device-specific data */ local = kzalloc(sizeof(struct local_info_t), GFP_KERNEL); @@ -745,7 +703,6 @@ static int das16cs_pcmcia_attach(struct pcmcia_device *link) /* Initialize the pcmcia_device structure */ /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = NULL; link->conf.Attributes = 0; @@ -760,7 +717,7 @@ static int das16cs_pcmcia_attach(struct pcmcia_device *link) static void das16cs_pcmcia_detach(struct pcmcia_device *link) { - DEBUG(0, "das16cs_pcmcia_detach(0x%p)\n", link); + dev_dbg(&link->dev, "das16cs_pcmcia_detach\n"); if (link->dev_node) { ((struct local_info_t *)link->priv)->stop = 1; @@ -771,118 +728,55 @@ static void das16cs_pcmcia_detach(struct pcmcia_device *link) kfree(link->priv); } /* das16cs_pcmcia_detach */ -static void das16cs_pcmcia_config(struct pcmcia_device *link) -{ - struct local_info_t *dev = link->priv; - tuple_t tuple; - cisparse_t parse; - int last_fn, last_ret; - u_char buf[64]; - cistpl_cftable_entry_t dflt = { 0 }; - DEBUG(0, "das16cs_pcmcia_config(0x%p)\n", link); - - /* - This reads the card's CONFIG tuple to find its configuration - registers. - */ - tuple.DesiredTuple = CISTPL_CONFIG; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - - last_fn = GetFirstTuple; - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret != 0) - goto cs_failed; - - last_fn = GetTupleData; - last_ret = pcmcia_get_tuple_data(link, &tuple); - if (last_ret != 0) - goto cs_failed; - - last_fn = ParseTuple; - last_ret = pcmcia_parse_tuple(&tuple, &parse); - if (last_ret != 0) - goto cs_failed; - - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; +static int das16cs_pcmcia_config_loop(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) +{ + if (cfg->index == 0) + return -EINVAL; - /* - In this loop, we scan the CIS for configuration table entries, - each of which describes a valid card configuration, including - voltage, IO window, memory window, and interrupt settings. - - We make no assumptions about the card to be configured: we use - just the information available in the CIS. In an ideal world, - this would work for any PCMCIA card, but it requires a complete - and accurate CIS. In practice, a driver usually "knows" most of - these things without consulting the CIS, and most client drivers - will only use the CIS to fill in implementation-defined details. - */ - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - last_fn = GetFirstTuple; - - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret) - goto cs_failed; - - while (1) { - cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); - if (pcmcia_get_tuple_data(link, &tuple)) - goto next_entry; - if (pcmcia_parse_tuple(&tuple, &parse)) - goto next_entry; - - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - dflt = *cfg; - if (cfg->index == 0) - goto next_entry; - link->conf.ConfigIndex = cfg->index; - - /* Does this card need audio output? */ -/* if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } -*/ - /* Do we need to allocate an interrupt? */ - if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) - link->conf.Attributes |= CONF_ENABLE_IRQ; - - /* IO window settings */ - link->io.NumPorts1 = link->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - if (!(io->flags & CISTPL_IO_8BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; - link->io.BasePort1 = io->win[0].base; - link->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - link->io.Attributes2 = link->io.Attributes1; - link->io.BasePort2 = io->win[1].base; - link->io.NumPorts2 = io->win[1].len; - } - /* This reserves IO space but doesn't actually enable it */ - if (pcmcia_request_io(link, &link->io)) - goto next_entry; + /* Do we need to allocate an interrupt? */ + if (cfg->irq.IRQInfo1 || dflt->irq.IRQInfo1) + p_dev->conf.Attributes |= CONF_ENABLE_IRQ; + + /* IO window settings */ + p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0; + if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) { + cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io; + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (!(io->flags & CISTPL_IO_8BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16; + if (!(io->flags & CISTPL_IO_16BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + p_dev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; + p_dev->io.BasePort1 = io->win[0].base; + p_dev->io.NumPorts1 = io->win[0].len; + if (io->nwin > 1) { + p_dev->io.Attributes2 = p_dev->io.Attributes1; + p_dev->io.BasePort2 = io->win[1].base; + p_dev->io.NumPorts2 = io->win[1].len; } + /* This reserves IO space but doesn't actually enable it */ + return pcmcia_request_io(p_dev, &p_dev->io); + } - /* If we got this far, we're cool! */ - break; + return 0; +} + +static void das16cs_pcmcia_config(struct pcmcia_device *link) +{ + struct local_info_t *dev = link->priv; + int ret; -next_entry: - last_fn = GetNextTuple; + dev_dbg(&link->dev, "das16cs_pcmcia_config\n"); - last_ret = pcmcia_get_next_tuple(link, &tuple); - if (last_ret) - goto cs_failed; + ret = pcmcia_loop_config(link, das16cs_pcmcia_config_loop, NULL); + if (ret) { + dev_warn(&link->dev, "no configuration found\n"); + goto failed; } /* @@ -891,21 +785,18 @@ next_entry: irq structure is initialized. */ if (link->conf.Attributes & CONF_ENABLE_IRQ) { - last_fn = RequestIRQ; - - last_ret = pcmcia_request_irq(link, &link->irq); - if (last_ret) - goto cs_failed; + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; } /* This actually configures the PCMCIA socket -- setting up the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ - last_fn = RequestConfiguration; - last_ret = pcmcia_request_configuration(link, &link->conf); - if (last_ret) - goto cs_failed; + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* At this point, the dev_node_t structure(s) need to be @@ -930,14 +821,13 @@ next_entry: return; -cs_failed: - cs_error(link, last_fn, last_ret); +failed: das16cs_pcmcia_release(link); } /* das16cs_pcmcia_config */ static void das16cs_pcmcia_release(struct pcmcia_device *link) { - DEBUG(0, "das16cs_pcmcia_release(0x%p)\n", link); + dev_dbg(&link->dev, "das16cs_pcmcia_release\n"); pcmcia_disable_device(link); } /* das16cs_pcmcia_release */ @@ -983,14 +873,13 @@ struct pcmcia_driver das16cs_driver = { static int __init init_das16cs_pcmcia_cs(void) { - DEBUG(0, "%s\n", version); pcmcia_register_driver(&das16cs_driver); return 0; } static void __exit exit_das16cs_pcmcia_cs(void) { - DEBUG(0, "das16cs_pcmcia_cs: unloading\n"); + pr_debug("das16cs_pcmcia_cs: unloading\n"); pcmcia_unregister_driver(&das16cs_driver); } diff --git a/drivers/staging/comedi/drivers/das08_cs.c b/drivers/staging/comedi/drivers/das08_cs.c index 9cab21e..9b945e5 100644 --- a/drivers/staging/comedi/drivers/das08_cs.c +++ b/drivers/staging/comedi/drivers/das08_cs.c @@ -110,25 +110,6 @@ static int das08_cs_attach(struct comedi_device *dev, ======================================================================*/ -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ - -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static const char *version = - "das08.c pcmcia code (Frank Hess), modified from dummy_cs.c 1.31 2001/08/24 12:13:13 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif - -/*====================================================================*/ static void das08_pcmcia_config(struct pcmcia_device *link); static void das08_pcmcia_release(struct pcmcia_device *link); static int das08_pcmcia_suspend(struct pcmcia_device *p_dev); @@ -181,7 +162,7 @@ static int das08_pcmcia_attach(struct pcmcia_device *link) { struct local_info_t *local; - DEBUG(0, "das08_pcmcia_attach()\n"); + dev_dbg(&link->dev, "das08_pcmcia_attach()\n"); /* Allocate space for private device-specific data */ local = kzalloc(sizeof(struct local_info_t), GFP_KERNEL); @@ -192,7 +173,6 @@ static int das08_pcmcia_attach(struct pcmcia_device *link) /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = NULL; /* @@ -224,7 +204,7 @@ static int das08_pcmcia_attach(struct pcmcia_device *link) static void das08_pcmcia_detach(struct pcmcia_device *link) { - DEBUG(0, "das08_pcmcia_detach(0x%p)\n", link); + dev_dbg(&link->dev, "das08_pcmcia_detach\n"); if (link->dev_node) { ((struct local_info_t *)link->priv)->stop = 1; @@ -237,6 +217,44 @@ static void das08_pcmcia_detach(struct pcmcia_device *link) } /* das08_pcmcia_detach */ + +static int das08_pcmcia_config_loop(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) +{ + if (cfg->index == 0) + return -ENODEV; + + /* Do we need to allocate an interrupt? */ + if (cfg->irq.IRQInfo1 || dflt->irq.IRQInfo1) + p_dev->conf.Attributes |= CONF_ENABLE_IRQ; + + /* IO window settings */ + p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0; + if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) { + cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io; + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (!(io->flags & CISTPL_IO_8BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16; + if (!(io->flags & CISTPL_IO_16BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + p_dev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; + p_dev->io.BasePort1 = io->win[0].base; + p_dev->io.NumPorts1 = io->win[0].len; + if (io->nwin > 1) { + p_dev->io.Attributes2 = p_dev->io.Attributes1; + p_dev->io.BasePort2 = io->win[1].base; + p_dev->io.NumPorts2 = io->win[1].len; + } + /* This reserves IO space but doesn't actually enable it */ + return pcmcia_request_io(p_dev, &p_dev->io); + } + return 0; +} + + /*====================================================================== das08_pcmcia_config() is scheduled to run after a CARD_INSERTION event @@ -248,128 +266,20 @@ static void das08_pcmcia_detach(struct pcmcia_device *link) static void das08_pcmcia_config(struct pcmcia_device *link) { struct local_info_t *dev = link->priv; - tuple_t tuple; - cisparse_t parse; - int last_fn, last_ret; - u_char buf[64]; - cistpl_cftable_entry_t dflt = { 0 }; - - DEBUG(0, "das08_pcmcia_config(0x%p)\n", link); - - /* - This reads the card's CONFIG tuple to find its configuration - registers. - */ - tuple.DesiredTuple = CISTPL_CONFIG; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - last_fn = GetFirstTuple; - - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret) - goto cs_failed; - - last_fn = GetTupleData; - - last_ret = pcmcia_get_tuple_data(link, &tuple); - if (last_ret) - goto cs_failed; - - last_fn = ParseTuple; - - last_ret = pcmcia_parse_tuple(&tuple, &parse); - if (last_ret) - goto cs_failed; - - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; - - /* - In this loop, we scan the CIS for configuration table entries, - each of which describes a valid card configuration, including - voltage, IO window, memory window, and interrupt settings. - - We make no assumptions about the card to be configured: we use - just the information available in the CIS. In an ideal world, - this would work for any PCMCIA card, but it requires a complete - and accurate CIS. In practice, a driver usually "knows" most of - these things without consulting the CIS, and most client drivers - will only use the CIS to fill in implementation-defined details. - */ - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - last_fn = GetFirstTuple; - - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret) - goto cs_failed; - - while (1) { - cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); - - last_ret = pcmcia_get_tuple_data(link, &tuple); - if (last_ret) - goto next_entry; - - last_ret = pcmcia_parse_tuple(&tuple, &parse); - if (last_ret) - goto next_entry; - - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - dflt = *cfg; - if (cfg->index == 0) - goto next_entry; - link->conf.ConfigIndex = cfg->index; - - /* Does this card need audio output? */ -/* if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } -*/ - /* Do we need to allocate an interrupt? */ - if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) - link->conf.Attributes |= CONF_ENABLE_IRQ; - - /* IO window settings */ - link->io.NumPorts1 = link->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - if (!(io->flags & CISTPL_IO_8BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; - link->io.BasePort1 = io->win[0].base; - link->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - link->io.Attributes2 = link->io.Attributes1; - link->io.BasePort2 = io->win[1].base; - link->io.NumPorts2 = io->win[1].len; - } - /* This reserves IO space but doesn't actually enable it */ - if (pcmcia_request_io(link, &link->io) != 0) - goto next_entry; - } - - /* If we got this far, we're cool! */ - break; + int ret; -next_entry: - last_fn = GetNextTuple; + dev_dbg(&link->dev, "das08_pcmcia_config\n"); - last_ret = pcmcia_get_next_tuple(link, &tuple); - if (last_ret) - goto cs_failed; + ret = pcmcia_loop_config(link, das08_pcmcia_config_loop, NULL); + if (ret) { + dev_warn(&link->dev, "no configuration found\n"); + goto failed; } if (link->conf.Attributes & CONF_ENABLE_IRQ) { - last_fn = RequestIRQ; - last_ret = pcmcia_request_irq(link, &link->irq); - if (last_ret) - goto cs_failed; + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; } /* @@ -377,10 +287,9 @@ next_entry: the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ - last_fn = RequestConfiguration; - last_ret = pcmcia_request_configuration(link, &link->conf); - if (last_ret) - goto cs_failed; + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* At this point, the dev_node_t structure(s) need to be @@ -405,8 +314,7 @@ next_entry: return; -cs_failed: - cs_error(link, last_fn, last_ret); +failed: das08_pcmcia_release(link); } /* das08_pcmcia_config */ @@ -421,7 +329,7 @@ cs_failed: static void das08_pcmcia_release(struct pcmcia_device *link) { - DEBUG(0, "das08_pcmcia_release(0x%p)\n", link); + dev_dbg(&link->dev, "das08_pcmcia_release\n"); pcmcia_disable_device(link); } /* das08_pcmcia_release */ @@ -477,14 +385,13 @@ struct pcmcia_driver das08_cs_driver = { static int __init init_das08_pcmcia_cs(void) { - DEBUG(0, "%s\n", version); pcmcia_register_driver(&das08_cs_driver); return 0; } static void __exit exit_das08_pcmcia_cs(void) { - DEBUG(0, "das08_pcmcia_cs: unloading\n"); + pr_debug("das08_pcmcia_cs: unloading\n"); pcmcia_unregister_driver(&das08_cs_driver); } diff --git a/drivers/staging/comedi/drivers/ni_daq_700.c b/drivers/staging/comedi/drivers/ni_daq_700.c index ec31a39..ef5e118 100644 --- a/drivers/staging/comedi/drivers/ni_daq_700.c +++ b/drivers/staging/comedi/drivers/ni_daq_700.c @@ -436,25 +436,7 @@ static int dio700_detach(struct comedi_device *dev) return 0; }; -/* PCMCIA crap */ - -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = "ni_daq_700.c, based on dummy_cs.c"; -#else -#define DEBUG(n, args...) -#endif - -/*====================================================================*/ +/* PCMCIA crap -- watch your words, please! */ static void dio700_config(struct pcmcia_device *link); static void dio700_release(struct pcmcia_device *link); @@ -510,7 +492,7 @@ static int dio700_cs_attach(struct pcmcia_device *link) printk(KERN_INFO "ni_daq_700: cs-attach\n"); - DEBUG(0, "dio700_cs_attach()\n"); + dev_dbg(&link->dev, "dio700_cs_attach()\n"); /* Allocate space for private device-specific data */ local = kzalloc(sizeof(struct local_info_t), GFP_KERNEL); @@ -521,7 +503,6 @@ static int dio700_cs_attach(struct pcmcia_device *link) /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = NULL; /* @@ -555,7 +536,7 @@ static void dio700_cs_detach(struct pcmcia_device *link) printk(KERN_INFO "ni_daq_700: cs-detach!\n"); - DEBUG(0, "dio700_cs_detach(0x%p)\n", link); + dev_dbg(&link->dev, "dio700_cs_detach\n"); if (link->dev_node) { ((struct local_info_t *)link->priv)->stop = 1; @@ -576,141 +557,85 @@ static void dio700_cs_detach(struct pcmcia_device *link) ======================================================================*/ -static void dio700_config(struct pcmcia_device *link) +static int dio700_pcmcia_config_loop(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) { - struct local_info_t *dev = link->priv; - tuple_t tuple; - cisparse_t parse; - int last_ret; - u_char buf[64]; - win_req_t req; + win_req_t *req = priv_data; memreq_t map; - cistpl_cftable_entry_t dflt = { 0 }; - printk(KERN_INFO "ni_daq_700: cs-config\n"); - - DEBUG(0, "dio700_config(0x%p)\n", link); + if (cfg->index == 0) + return -ENODEV; - /* - This reads the card's CONFIG tuple to find its configuration - registers. - */ - tuple.DesiredTuple = CISTPL_CONFIG; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetFirstTuple, last_ret); - goto cs_failed; + /* Does this card need audio output? */ + if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + p_dev->conf.Attributes |= CONF_ENABLE_SPKR; + p_dev->conf.Status = CCSR_AUDIO_ENA; } - last_ret = pcmcia_get_tuple_data(link, &tuple); - if (last_ret) { - cs_error(link, GetTupleData, last_ret); - goto cs_failed; + /* Do we need to allocate an interrupt? */ + if (cfg->irq.IRQInfo1 || dflt->irq.IRQInfo1) + p_dev->conf.Attributes |= CONF_ENABLE_IRQ; + + /* IO window settings */ + p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0; + if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) { + cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io; + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (!(io->flags & CISTPL_IO_8BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16; + if (!(io->flags & CISTPL_IO_16BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + p_dev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; + p_dev->io.BasePort1 = io->win[0].base; + p_dev->io.NumPorts1 = io->win[0].len; + if (io->nwin > 1) { + p_dev->io.Attributes2 = p_dev->io.Attributes1; + p_dev->io.BasePort2 = io->win[1].base; + p_dev->io.NumPorts2 = io->win[1].len; + } + /* This reserves IO space but doesn't actually enable it */ + if (pcmcia_request_io(p_dev, &p_dev->io) != 0) + return -ENODEV; } - last_ret = pcmcia_parse_tuple(&tuple, &parse); - if (last_ret) { - cs_error(link, ParseTuple, last_ret); - goto cs_failed; + if ((cfg->mem.nwin > 0) || (dflt->mem.nwin > 0)) { + cistpl_mem_t *mem = + (cfg->mem.nwin) ? &cfg->mem : &dflt->mem; + req->Attributes = WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_CM; + req->Attributes |= WIN_ENABLE; + req->Base = mem->win[0].host_addr; + req->Size = mem->win[0].len; + if (req->Size < 0x1000) + req->Size = 0x1000; + req->AccessSpeed = 0; + if (pcmcia_request_window(p_dev, req, &p_dev->win)) + return -ENODEV; + map.Page = 0; + map.CardOffset = mem->win[0].card_addr; + if (pcmcia_map_mem_page(p_dev, p_dev->win, &map)) + return -ENODEV; } - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; - - /* - In this loop, we scan the CIS for configuration table entries, - each of which describes a valid card configuration, including - voltage, IO window, memory window, and interrupt settings. - - We make no assumptions about the card to be configured: we use - just the information available in the CIS. In an ideal world, - this would work for any PCMCIA card, but it requires a complete - and accurate CIS. In practice, a driver usually "knows" most of - these things without consulting the CIS, and most client drivers - will only use the CIS to fill in implementation-defined details. - */ - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret != 0) { - cs_error(link, GetFirstTuple, last_ret); - goto cs_failed; - } - while (1) { - cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); - if (pcmcia_get_tuple_data(link, &tuple) != 0) - goto next_entry; - if (pcmcia_parse_tuple(&tuple, &parse) != 0) - goto next_entry; - - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - dflt = *cfg; - if (cfg->index == 0) - goto next_entry; - link->conf.ConfigIndex = cfg->index; - - /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } + /* If we got this far, we're cool! */ + return 0; +} - /* Do we need to allocate an interrupt? */ - if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) - link->conf.Attributes |= CONF_ENABLE_IRQ; - - /* IO window settings */ - link->io.NumPorts1 = link->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - if (!(io->flags & CISTPL_IO_8BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; - link->io.BasePort1 = io->win[0].base; - link->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - link->io.Attributes2 = link->io.Attributes1; - link->io.BasePort2 = io->win[1].base; - link->io.NumPorts2 = io->win[1].len; - } - /* This reserves IO space but doesn't actually enable it */ - if (pcmcia_request_io(link, &link->io) != 0) - goto next_entry; - } +static void dio700_config(struct pcmcia_device *link) +{ + struct local_info_t *dev = link->priv; + win_req_t req; + int ret; - if ((cfg->mem.nwin > 0) || (dflt.mem.nwin > 0)) { - cistpl_mem_t *mem = - (cfg->mem.nwin) ? &cfg->mem : &dflt.mem; - req.Attributes = WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_CM; - req.Attributes |= WIN_ENABLE; - req.Base = mem->win[0].host_addr; - req.Size = mem->win[0].len; - if (req.Size < 0x1000) - req.Size = 0x1000; - req.AccessSpeed = 0; - if (pcmcia_request_window(&link, &req, &link->win)) - goto next_entry; - map.Page = 0; - map.CardOffset = mem->win[0].card_addr; - if (pcmcia_map_mem_page(link->win, &map)) - goto next_entry; - } - /* If we got this far, we're cool! */ - break; + printk(KERN_INFO "ni_daq_700: cs-config\n"); -next_entry: + dev_dbg(&link->dev, "dio700_config\n"); - last_ret = pcmcia_get_next_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetNextTuple, last_ret); - goto cs_failed; - } + ret = pcmcia_loop_config(link, dio700_pcmcia_config_loop, &req); + if (ret) { + dev_warn(&link->dev, "no configuration found\n"); + goto failed; } /* @@ -719,11 +644,9 @@ next_entry: irq structure is initialized. */ if (link->conf.Attributes & CONF_ENABLE_IRQ) { - last_ret = pcmcia_request_irq(link, &link->irq); - if (last_ret) { - cs_error(link, RequestIRQ, last_ret); - goto cs_failed; - } + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; } /* @@ -731,11 +654,9 @@ next_entry: the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ - last_ret = pcmcia_request_configuration(link, &link->conf); - if (last_ret != 0) { - cs_error(link, RequestConfiguration, last_ret); - goto cs_failed; - } + ret = pcmcia_request_configuration(link, &link->conf); + if (ret != 0) + goto failed; /* At this point, the dev_node_t structure(s) need to be @@ -763,7 +684,7 @@ next_entry: return; -cs_failed: +failed: printk(KERN_INFO "ni_daq_700 cs failed"); dio700_release(link); @@ -771,7 +692,7 @@ cs_failed: static void dio700_release(struct pcmcia_device *link) { - DEBUG(0, "dio700_release(0x%p)\n", link); + dev_dbg(&link->dev, "dio700_release\n"); pcmcia_disable_device(link); } /* dio700_release */ @@ -830,15 +751,13 @@ struct pcmcia_driver dio700_cs_driver = { static int __init init_dio700_cs(void) { - printk("ni_daq_700: cs-init \n"); - DEBUG(0, "%s\n", version); pcmcia_register_driver(&dio700_cs_driver); return 0; } static void __exit exit_dio700_cs(void) { - DEBUG(0, "ni_daq_700: unloading\n"); + pr_debug("ni_daq_700: unloading\n"); pcmcia_unregister_driver(&dio700_cs_driver); } diff --git a/drivers/staging/comedi/drivers/ni_daq_dio24.c b/drivers/staging/comedi/drivers/ni_daq_dio24.c index 0700a8b..9017be3 100644 --- a/drivers/staging/comedi/drivers/ni_daq_dio24.c +++ b/drivers/staging/comedi/drivers/ni_daq_dio24.c @@ -187,25 +187,7 @@ static int dio24_detach(struct comedi_device *dev) return 0; }; -/* PCMCIA crap */ - -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = "ni_daq_dio24.c, based on dummy_cs.c"; -#else -#define DEBUG(n, args...) -#endif - -/*====================================================================*/ +/* PCMCIA crap -- watch your words! */ static void dio24_config(struct pcmcia_device *link); static void dio24_release(struct pcmcia_device *link); @@ -261,7 +243,7 @@ static int dio24_cs_attach(struct pcmcia_device *link) printk(KERN_INFO "ni_daq_dio24: HOLA SOY YO - CS-attach!\n"); - DEBUG(0, "dio24_cs_attach()\n"); + dev_dbg(&link->dev, "dio24_cs_attach()\n"); /* Allocate space for private device-specific data */ local = kzalloc(sizeof(struct local_info_t), GFP_KERNEL); @@ -272,7 +254,6 @@ static int dio24_cs_attach(struct pcmcia_device *link) /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = NULL; /* @@ -306,7 +287,7 @@ static void dio24_cs_detach(struct pcmcia_device *link) printk(KERN_INFO "ni_daq_dio24: HOLA SOY YO - cs-detach!\n"); - DEBUG(0, "dio24_cs_detach(0x%p)\n", link); + dev_dbg(&link->dev, "dio24_cs_detach\n"); if (link->dev_node) { ((struct local_info_t *)link->priv)->stop = 1; @@ -327,142 +308,85 @@ static void dio24_cs_detach(struct pcmcia_device *link) ======================================================================*/ -static void dio24_config(struct pcmcia_device *link) +static int dio24_pcmcia_config_loop(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) { - struct local_info_t *dev = link->priv; - tuple_t tuple; - cisparse_t parse; - int last_ret; - u_char buf[64]; - win_req_t req; + win_req_t *req = priv_data; memreq_t map; - cistpl_cftable_entry_t dflt = { 0 }; - printk(KERN_INFO "ni_daq_dio24: HOLA SOY YO! - config\n"); - - DEBUG(0, "dio24_config(0x%p)\n", link); - - /* - This reads the card's CONFIG tuple to find its configuration - registers. - */ - tuple.DesiredTuple = CISTPL_CONFIG; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetFirstTuple, last_ret); - goto cs_failed; - } + if (cfg->index == 0) + return -ENODEV; - last_ret = pcmcia_get_tuple_data(link, &tuple); - if (last_ret) { - cs_error(link, GetTupleData, last_ret); - goto cs_failed; + /* Does this card need audio output? */ + if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + p_dev->conf.Attributes |= CONF_ENABLE_SPKR; + p_dev->conf.Status = CCSR_AUDIO_ENA; } - last_ret = pcmcia_parse_tuple(&tuple, &parse); - if (last_ret) { - cs_error(link, ParseTuple, last_ret); - goto cs_failed; + /* Do we need to allocate an interrupt? */ + if (cfg->irq.IRQInfo1 || dflt->irq.IRQInfo1) + p_dev->conf.Attributes |= CONF_ENABLE_IRQ; + + /* IO window settings */ + p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0; + if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) { + cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io; + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (!(io->flags & CISTPL_IO_8BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16; + if (!(io->flags & CISTPL_IO_16BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + p_dev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; + p_dev->io.BasePort1 = io->win[0].base; + p_dev->io.NumPorts1 = io->win[0].len; + if (io->nwin > 1) { + p_dev->io.Attributes2 = p_dev->io.Attributes1; + p_dev->io.BasePort2 = io->win[1].base; + p_dev->io.NumPorts2 = io->win[1].len; + } + /* This reserves IO space but doesn't actually enable it */ + if (pcmcia_request_io(p_dev, &p_dev->io) != 0) + return -ENODEV; } - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; - - /* - In this loop, we scan the CIS for configuration table entries, - each of which describes a valid card configuration, including - voltage, IO window, memory window, and interrupt settings. - - We make no assumptions about the card to be configured: we use - just the information available in the CIS. In an ideal world, - this would work for any PCMCIA card, but it requires a complete - and accurate CIS. In practice, a driver usually "knows" most of - these things without consulting the CIS, and most client drivers - will only use the CIS to fill in implementation-defined details. - */ - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetFirstTuple, last_ret); - goto cs_failed; + if ((cfg->mem.nwin > 0) || (dflt->mem.nwin > 0)) { + cistpl_mem_t *mem = + (cfg->mem.nwin) ? &cfg->mem : &dflt->mem; + req->Attributes = WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_CM; + req->Attributes |= WIN_ENABLE; + req->Base = mem->win[0].host_addr; + req->Size = mem->win[0].len; + if (req->Size < 0x1000) + req->Size = 0x1000; + req->AccessSpeed = 0; + if (pcmcia_request_window(p_dev, req, &p_dev->win)) + return -ENODEV; + map.Page = 0; + map.CardOffset = mem->win[0].card_addr; + if (pcmcia_map_mem_page(p_dev, p_dev->win, &map)) + return -ENODEV; } - while (1) { - cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); - if (pcmcia_get_tuple_data(link, &tuple) != 0) - goto next_entry; - if (pcmcia_parse_tuple(&tuple, &parse) != 0) - goto next_entry; - - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - dflt = *cfg; - if (cfg->index == 0) - goto next_entry; - link->conf.ConfigIndex = cfg->index; - - /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } + /* If we got this far, we're cool! */ + return 0; +} - /* Do we need to allocate an interrupt? */ - if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) - link->conf.Attributes |= CONF_ENABLE_IRQ; - - /* IO window settings */ - link->io.NumPorts1 = link->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - if (!(io->flags & CISTPL_IO_8BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; - link->io.BasePort1 = io->win[0].base; - link->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - link->io.Attributes2 = link->io.Attributes1; - link->io.BasePort2 = io->win[1].base; - link->io.NumPorts2 = io->win[1].len; - } - /* This reserves IO space but doesn't actually enable it */ - if (pcmcia_request_io(link, &link->io) != 0) - goto next_entry; - } +static void dio24_config(struct pcmcia_device *link) +{ + struct local_info_t *dev = link->priv; + int ret; + win_req_t req; - if ((cfg->mem.nwin > 0) || (dflt.mem.nwin > 0)) { - cistpl_mem_t *mem = - (cfg->mem.nwin) ? &cfg->mem : &dflt.mem; - req.Attributes = WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_CM; - req.Attributes |= WIN_ENABLE; - req.Base = mem->win[0].host_addr; - req.Size = mem->win[0].len; - if (req.Size < 0x1000) - req.Size = 0x1000; - req.AccessSpeed = 0; - if (pcmcia_request_window(&link, &req, &link->win)) - goto next_entry; - map.Page = 0; - map.CardOffset = mem->win[0].card_addr; - if (pcmcia_map_mem_page(link->win, &map)) - goto next_entry; - } - /* If we got this far, we're cool! */ - break; + printk(KERN_INFO "ni_daq_dio24: HOLA SOY YO! - config\n"); -next_entry: + dev_dbg(&link->dev, "dio24_config\n"); - last_ret = pcmcia_get_next_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetNextTuple, last_ret); - goto cs_failed; - } + ret = pcmcia_loop_config(link, dio24_pcmcia_config_loop, &req); + if (ret) { + dev_warn(&link->dev, "no configuration found\n"); + goto failed; } /* @@ -471,11 +395,9 @@ next_entry: irq structure is initialized. */ if (link->conf.Attributes & CONF_ENABLE_IRQ) { - last_ret = pcmcia_request_irq(link, &link->irq); - if (last_ret) { - cs_error(link, RequestIRQ, last_ret); - goto cs_failed; - } + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; } /* @@ -483,11 +405,9 @@ next_entry: the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ - last_ret = pcmcia_request_configuration(link, &link->conf); - if (last_ret) { - cs_error(link, RequestConfiguration, last_ret); - goto cs_failed; - } + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* At this point, the dev_node_t structure(s) need to be @@ -515,7 +435,7 @@ next_entry: return; -cs_failed: +failed: printk(KERN_INFO "Fallo"); dio24_release(link); @@ -523,7 +443,7 @@ cs_failed: static void dio24_release(struct pcmcia_device *link) { - DEBUG(0, "dio24_release(0x%p)\n", link); + dev_dbg(&link->dev, "dio24_release\n"); pcmcia_disable_device(link); } /* dio24_release */ @@ -582,14 +502,12 @@ struct pcmcia_driver dio24_cs_driver = { static int __init init_dio24_cs(void) { printk("ni_daq_dio24: HOLA SOY YO!\n"); - DEBUG(0, "%s\n", version); pcmcia_register_driver(&dio24_cs_driver); return 0; } static void __exit exit_dio24_cs(void) { - DEBUG(0, "ni_dio24: unloading\n"); pcmcia_unregister_driver(&dio24_cs_driver); } diff --git a/drivers/staging/comedi/drivers/ni_labpc_cs.c b/drivers/staging/comedi/drivers/ni_labpc_cs.c index a3053b8..7d514b3 100644 --- a/drivers/staging/comedi/drivers/ni_labpc_cs.c +++ b/drivers/staging/comedi/drivers/ni_labpc_cs.c @@ -153,23 +153,6 @@ static int labpc_attach(struct comedi_device *dev, struct comedi_devconfig *it) return labpc_common_attach(dev, iobase, irq, 0); } -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static const char *version = - "ni_labpc.c, based on dummy_cs.c 1.31 2001/08/24 12:13:13"; -#else -#define DEBUG(n, args...) -#endif - /*====================================================================*/ /* @@ -236,7 +219,7 @@ static int labpc_cs_attach(struct pcmcia_device *link) { struct local_info_t *local; - DEBUG(0, "labpc_cs_attach()\n"); + dev_dbg(&link->dev, "labpc_cs_attach()\n"); /* Allocate space for private device-specific data */ local = kzalloc(sizeof(struct local_info_t), GFP_KERNEL); @@ -247,7 +230,6 @@ static int labpc_cs_attach(struct pcmcia_device *link) /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_FORCED_PULSE; - link->irq.IRQInfo1 = IRQ_INFO2_VALID | IRQ_PULSE_ID; link->irq.Handler = NULL; /* @@ -278,7 +260,7 @@ static int labpc_cs_attach(struct pcmcia_device *link) static void labpc_cs_detach(struct pcmcia_device *link) { - DEBUG(0, "labpc_cs_detach(0x%p)\n", link); + dev_dbg(&link->dev, "labpc_cs_detach\n"); /* If the device is currently configured and active, we won't @@ -305,135 +287,84 @@ static void labpc_cs_detach(struct pcmcia_device *link) ======================================================================*/ -static void labpc_config(struct pcmcia_device *link) +static int labpc_pcmcia_config_loop(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) { - struct local_info_t *dev = link->priv; - tuple_t tuple; - cisparse_t parse; - int last_ret; - u_char buf[64]; - win_req_t req; + win_req_t *req = priv_data; memreq_t map; - cistpl_cftable_entry_t dflt = { 0 }; - DEBUG(0, "labpc_config(0x%p)\n", link); + if (cfg->index == 0) + return -ENODEV; - /* - This reads the card's CONFIG tuple to find its configuration - registers. - */ - tuple.DesiredTuple = CISTPL_CONFIG; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetFirstTuple, last_ret); - goto cs_failed; + /* Does this card need audio output? */ + if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + p_dev->conf.Attributes |= CONF_ENABLE_SPKR; + p_dev->conf.Status = CCSR_AUDIO_ENA; } - last_ret = pcmcia_get_tuple_data(link, &tuple); - if (last_ret) { - cs_error(link, GetTupleData, last_ret); - goto cs_failed; + /* Do we need to allocate an interrupt? */ + if (cfg->irq.IRQInfo1 || dflt->irq.IRQInfo1) + p_dev->conf.Attributes |= CONF_ENABLE_IRQ; + + /* IO window settings */ + p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0; + if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) { + cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io; + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (!(io->flags & CISTPL_IO_8BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16; + if (!(io->flags & CISTPL_IO_16BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + p_dev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; + p_dev->io.BasePort1 = io->win[0].base; + p_dev->io.NumPorts1 = io->win[0].len; + if (io->nwin > 1) { + p_dev->io.Attributes2 = p_dev->io.Attributes1; + p_dev->io.BasePort2 = io->win[1].base; + p_dev->io.NumPorts2 = io->win[1].len; + } + /* This reserves IO space but doesn't actually enable it */ + if (pcmcia_request_io(p_dev, &p_dev->io) != 0) + return -ENODEV; } - last_ret = pcmcia_parse_tuple(&tuple, &parse); - if (last_ret) { - cs_error(link, ParseTuple, last_ret); - goto cs_failed; + if ((cfg->mem.nwin > 0) || (dflt->mem.nwin > 0)) { + cistpl_mem_t *mem = + (cfg->mem.nwin) ? &cfg->mem : &dflt->mem; + req->Attributes = WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_CM; + req->Attributes |= WIN_ENABLE; + req->Base = mem->win[0].host_addr; + req->Size = mem->win[0].len; + if (req->Size < 0x1000) + req->Size = 0x1000; + req->AccessSpeed = 0; + if (pcmcia_request_window(p_dev, req, &p_dev->win)) + return -ENODEV; + map.Page = 0; + map.CardOffset = mem->win[0].card_addr; + if (pcmcia_map_mem_page(p_dev, p_dev->win, &map)) + return -ENODEV; } - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; + /* If we got this far, we're cool! */ + return 0; +} - /* - In this loop, we scan the CIS for configuration table entries, - each of which describes a valid card configuration, including - voltage, IO window, memory window, and interrupt settings. - - We make no assumptions about the card to be configured: we use - just the information available in the CIS. In an ideal world, - this would work for any PCMCIA card, but it requires a complete - and accurate CIS. In practice, a driver usually "knows" most of - these things without consulting the CIS, and most client drivers - will only use the CIS to fill in implementation-defined details. - */ - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetFirstTuple, last_ret); - goto cs_failed; - } - while (1) { - cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); - if (pcmcia_get_tuple_data(link, &tuple)) - goto next_entry; - if (pcmcia_parse_tuple(&tuple, &parse)) - goto next_entry; - - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - dflt = *cfg; - if (cfg->index == 0) - goto next_entry; - link->conf.ConfigIndex = cfg->index; - - /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } - /* Do we need to allocate an interrupt? */ - if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) - link->conf.Attributes |= CONF_ENABLE_IRQ; - - /* IO window settings */ - link->io.NumPorts1 = link->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; - link->io.BasePort1 = io->win[0].base; - link->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - link->io.Attributes2 = link->io.Attributes1; - link->io.BasePort2 = io->win[1].base; - link->io.NumPorts2 = io->win[1].len; - } - /* This reserves IO space but doesn't actually enable it */ - if (pcmcia_request_io(link, &link->io)) - goto next_entry; - } +static void labpc_config(struct pcmcia_device *link) +{ + struct local_info_t *dev = link->priv; + int ret; + win_req_t req; - if ((cfg->mem.nwin > 0) || (dflt.mem.nwin > 0)) { - cistpl_mem_t *mem = - (cfg->mem.nwin) ? &cfg->mem : &dflt.mem; - req.Attributes = WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_CM; - req.Attributes |= WIN_ENABLE; - req.Base = mem->win[0].host_addr; - req.Size = mem->win[0].len; - if (req.Size < 0x1000) - req.Size = 0x1000; - req.AccessSpeed = 0; - link->win = (window_handle_t) link; - if (pcmcia_request_window(&link, &req, &link->win)) - goto next_entry; - map.Page = 0; - map.CardOffset = mem->win[0].card_addr; - if (pcmcia_map_mem_page(link->win, &map)) - goto next_entry; - } - /* If we got this far, we're cool! */ - break; + dev_dbg(&link->dev, "labpc_config\n"); -next_entry: - last_ret = pcmcia_get_next_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetNextTuple, last_ret); - goto cs_failed; - } + ret = pcmcia_loop_config(link, labpc_pcmcia_config_loop, &req); + if (ret) { + dev_warn(&link->dev, "no configuration found\n"); + goto failed; } /* @@ -442,11 +373,9 @@ next_entry: irq structure is initialized. */ if (link->conf.Attributes & CONF_ENABLE_IRQ) { - last_ret = pcmcia_request_irq(link, &link->irq); - if (last_ret) { - cs_error(link, RequestIRQ, last_ret); - goto cs_failed; - } + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; } /* @@ -454,11 +383,9 @@ next_entry: the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ - last_ret = pcmcia_request_configuration(link, &link->conf); - if (last_ret) { - cs_error(link, RequestConfiguration, last_ret); - goto cs_failed; - } + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* At this point, the dev_node_t structure(s) need to be @@ -486,14 +413,14 @@ next_entry: return; -cs_failed: +failed: labpc_release(link); } /* labpc_config */ static void labpc_release(struct pcmcia_device *link) { - DEBUG(0, "labpc_release(0x%p)\n", link); + dev_dbg(&link->dev, "labpc_release\n"); pcmcia_disable_device(link); } /* labpc_release */ @@ -551,14 +478,12 @@ struct pcmcia_driver labpc_cs_driver = { static int __init init_labpc_cs(void) { - DEBUG(0, "%s\n", version); pcmcia_register_driver(&labpc_cs_driver); return 0; } static void __exit exit_labpc_cs(void) { - DEBUG(0, "ni_labpc: unloading\n"); pcmcia_unregister_driver(&labpc_cs_driver); } diff --git a/drivers/staging/comedi/drivers/ni_mio_cs.c b/drivers/staging/comedi/drivers/ni_mio_cs.c index 9aef87f..d692f4b 100644 --- a/drivers/staging/comedi/drivers/ni_mio_cs.c +++ b/drivers/staging/comedi/drivers/ni_mio_cs.c @@ -274,7 +274,6 @@ static int cs_attach(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; link->io.NumPorts1 = 16; link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -312,96 +311,47 @@ static int mio_cs_resume(struct pcmcia_device *link) return 0; } -static void mio_cs_config(struct pcmcia_device *link) -{ - tuple_t tuple; - u_short buf[128]; - cisparse_t parse; - int manfid = 0, prodid = 0; - int ret; - - DPRINTK("mio_cs_config(link=%p)\n", link); - tuple.TupleData = (cisdata_t *) buf; - tuple.TupleOffset = 0; - tuple.TupleDataMax = 255; - tuple.Attributes = 0; +static int mio_pcmcia_config_loop(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) +{ + int base, ret; - tuple.DesiredTuple = CISTPL_CONFIG; - ret = pcmcia_get_first_tuple(link, &tuple); - ret = pcmcia_get_tuple_data(link, &tuple); - ret = pcmcia_parse_tuple(&tuple, &parse); - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; + p_dev->io.NumPorts1 = cfg->io.win[0].len; + p_dev->io.IOAddrLines = cfg->io.flags & CISTPL_IO_LINES_MASK; + p_dev->io.NumPorts2 = 0; -#if 0 - tuple.DesiredTuple = CISTPL_LONGLINK_MFC; - tuple.Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK; - info->multi(first_tuple(link, &tuple, &parse) == 0); -#endif - - tuple.DesiredTuple = CISTPL_MANFID; - tuple.Attributes = TUPLE_RETURN_COMMON; - if ((pcmcia_get_first_tuple(link, &tuple) == 0) && - (pcmcia_get_tuple_data(link, &tuple) == 0)) { - manfid = le16_to_cpu(buf[0]); - prodid = le16_to_cpu(buf[1]); + for (base = 0x000; base < 0x400; base += 0x20) { + p_dev->io.BasePort1 = base; + ret = pcmcia_request_io(p_dev, &p_dev->io); + if (!ret) + return 0; } - /* printk("manfid = 0x%04x, 0x%04x\n",manfid,prodid); */ + return -ENODEV; +} - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - tuple.Attributes = 0; - ret = pcmcia_get_first_tuple(link, &tuple); - ret = pcmcia_get_tuple_data(link, &tuple); - ret = pcmcia_parse_tuple(&tuple, &parse); -#if 0 - printk(" index: 0x%x\n", parse.cftable_entry.index); - printk(" flags: 0x%x\n", parse.cftable_entry.flags); - printk(" io flags: 0x%x\n", parse.cftable_entry.io.flags); - printk(" io nwin: 0x%x\n", parse.cftable_entry.io.nwin); - printk(" io base: 0x%x\n", parse.cftable_entry.io.win[0].base); - printk(" io len: 0x%x\n", parse.cftable_entry.io.win[0].len); - printk(" irq1: 0x%x\n", parse.cftable_entry.irq.IRQInfo1); - printk(" irq2: 0x%x\n", parse.cftable_entry.irq.IRQInfo2); - printk(" mem flags: 0x%x\n", parse.cftable_entry.mem.flags); - printk(" mem nwin: 0x%x\n", parse.cftable_entry.mem.nwin); - printk(" subtuples: 0x%x\n", parse.cftable_entry.subtuples); -#endif +static void mio_cs_config(struct pcmcia_device *link) +{ + int ret; -#if 0 - link->io.NumPorts1 = 0x20; - link->io.IOAddrLines = 5; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; -#endif - link->io.NumPorts1 = parse.cftable_entry.io.win[0].len; - link->io.IOAddrLines = - parse.cftable_entry.io.flags & CISTPL_IO_LINES_MASK; - link->io.NumPorts2 = 0; + DPRINTK("mio_cs_config(link=%p)\n", link); - { - int base; - for (base = 0x000; base < 0x400; base += 0x20) { - link->io.BasePort1 = base; - ret = pcmcia_request_io(link, &link->io); - /* printk("RequestIO 0x%02x\n",ret); */ - if (!ret) - break; - } + ret = pcmcia_loop_config(link, mio_pcmcia_config_loop, NULL); + if (ret) { + dev_warn(&link->dev, "no configuration found\n"); + return; } - link->irq.IRQInfo1 = parse.cftable_entry.irq.IRQInfo1; - link->irq.IRQInfo2 = parse.cftable_entry.irq.IRQInfo2; ret = pcmcia_request_irq(link, &link->irq); if (ret) { printk("pcmcia_request_irq() returned error: %i\n", ret); } - /* printk("RequestIRQ 0x%02x\n",ret); */ - - link->conf.ConfigIndex = 1; ret = pcmcia_request_configuration(link, &link->conf); - /* printk("RequestConfiguration %d\n",ret); */ link->dev_node = &dev_node; } @@ -475,40 +425,17 @@ static int mio_cs_attach(struct comedi_device *dev, struct comedi_devconfig *it) return 0; } -static int get_prodid(struct comedi_device *dev, struct pcmcia_device *link) -{ - tuple_t tuple; - u_short buf[128]; - int prodid = 0; - - tuple.TupleData = (cisdata_t *) buf; - tuple.TupleOffset = 0; - tuple.TupleDataMax = 255; - tuple.DesiredTuple = CISTPL_MANFID; - tuple.Attributes = TUPLE_RETURN_COMMON; - if ((pcmcia_get_first_tuple(link, &tuple) == 0) && - (pcmcia_get_tuple_data(link, &tuple) == 0)) { - prodid = le16_to_cpu(buf[1]); - } - - return prodid; -} - static int ni_getboardtype(struct comedi_device *dev, struct pcmcia_device *link) { - int id; int i; - id = get_prodid(dev, link); - for (i = 0; i < n_ni_boards; i++) { - if (ni_boards[i].device_id == id) { + if (ni_boards[i].device_id == link->card_id) return i; - } } - printk("unknown board 0x%04x -- pretend it is a ", id); + printk("unknown board 0x%04x -- pretend it is a ", link->card_id); return 0; } diff --git a/drivers/staging/comedi/drivers/quatech_daqp_cs.c b/drivers/staging/comedi/drivers/quatech_daqp_cs.c index 344b823..5256fd9 100644 --- a/drivers/staging/comedi/drivers/quatech_daqp_cs.c +++ b/drivers/staging/comedi/drivers/quatech_daqp_cs.c @@ -55,23 +55,6 @@ Devices: [Quatech] DAQP-208 (daqp), DAQP-308 #include <pcmcia/cisreg.h> #include <pcmcia/ds.h> -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ - -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = "quatech_daqp_cs.c 1.10 2003/04/21 (Brent Baccala)"; -#else -#define DEBUG(n, args...) -#endif - /* Maximum number of separate DAQP devices we'll allow */ #define MAX_DEV 4 @@ -863,8 +846,6 @@ static int daqp_attach(struct comedi_device *dev, struct comedi_devconfig *it) { int ret; struct local_info_t *local = dev_table[it->options[0]]; - tuple_t tuple; - int i; struct comedi_subdevice *s; if (it->options[0] < 0 || it->options[0] >= MAX_DEV || !local) { @@ -883,29 +864,10 @@ static int daqp_attach(struct comedi_device *dev, struct comedi_devconfig *it) strcpy(local->board_name, "DAQP"); dev->board_name = local->board_name; - - tuple.DesiredTuple = CISTPL_VERS_1; - if (pcmcia_get_first_tuple(local->link, &tuple) == 0) { - u_char buf[128]; - - buf[0] = buf[sizeof(buf) - 1] = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 2; - if (pcmcia_get_tuple_data(local->link, &tuple) == 0) { - - for (i = 0; i < tuple.TupleDataLen - 4; i++) - if (buf[i] == 0) - break; - for (i++; i < tuple.TupleDataLen - 4; i++) - if (buf[i] == 0) - break; - i++; - if ((i < tuple.TupleDataLen - 4) - && (strncmp(buf + i, "DAQP", 4) == 0)) { - strncpy(local->board_name, buf + i, - sizeof(local->board_name)); - } + if (local->link->prod_id[2]) { + if (strncmp(local->link->prod_id[2], "DAQP", 4) == 0) { + strncpy(local->board_name, local->link->prod_id[2], + sizeof(local->board_name)); } } @@ -1058,7 +1020,7 @@ static int daqp_cs_attach(struct pcmcia_device *link) struct local_info_t *local; int i; - DEBUG(0, "daqp_cs_attach()\n"); + dev_dbg(&link->dev, "daqp_cs_attach()\n"); for (i = 0; i < MAX_DEV; i++) if (dev_table[i] == NULL) @@ -1079,10 +1041,8 @@ static int daqp_cs_attach(struct pcmcia_device *link) link->priv = local; /* Interrupt setup */ - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = daqp_interrupt; - link->irq.Instance = local; /* General socket configuration defaults can go here. In this @@ -1112,7 +1072,7 @@ static void daqp_cs_detach(struct pcmcia_device *link) { struct local_info_t *dev = link->priv; - DEBUG(0, "daqp_cs_detach(0x%p)\n", link); + dev_dbg(&link->dev, "daqp_cs_detach\n"); if (link->dev_node) { dev->stop = 1; @@ -1134,115 +1094,54 @@ static void daqp_cs_detach(struct pcmcia_device *link) ======================================================================*/ -static void daqp_cs_config(struct pcmcia_device *link) -{ - struct local_info_t *dev = link->priv; - tuple_t tuple; - cisparse_t parse; - int last_ret; - u_char buf[64]; - - DEBUG(0, "daqp_cs_config(0x%p)\n", link); - - /* - This reads the card's CONFIG tuple to find its configuration - registers. - */ - tuple.DesiredTuple = CISTPL_CONFIG; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetFirstTuple, last_ret); - goto cs_failed; - } - last_ret = pcmcia_get_tuple_data(link, &tuple); - if (last_ret) { - cs_error(link, GetTupleData, last_ret); - goto cs_failed; - } - - last_ret = pcmcia_parse_tuple(&tuple, &parse); - if (last_ret) { - cs_error(link, ParseTuple, last_ret); - goto cs_failed; - } - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; +static int daqp_pcmcia_config_loop(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) +{ + if (cfg->index == 0) + return -ENODEV; - /* - In this loop, we scan the CIS for configuration table entries, - each of which describes a valid card configuration, including - voltage, IO window, memory window, and interrupt settings. - - We make no assumptions about the card to be configured: we use - just the information available in the CIS. In an ideal world, - this would work for any PCMCIA card, but it requires a complete - and accurate CIS. In practice, a driver usually "knows" most of - these things without consulting the CIS, and most client drivers - will only use the CIS to fill in implementation-defined details. - */ - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - last_ret = pcmcia_get_first_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetFirstTuple, last_ret); - goto cs_failed; + /* Do we need to allocate an interrupt? */ + if (cfg->irq.IRQInfo1 || dflt->irq.IRQInfo1) + p_dev->conf.Attributes |= CONF_ENABLE_IRQ; + + /* IO window settings */ + p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0; + if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) { + cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io; + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (!(io->flags & CISTPL_IO_8BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16; + if (!(io->flags & CISTPL_IO_16BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + p_dev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; + p_dev->io.BasePort1 = io->win[0].base; + p_dev->io.NumPorts1 = io->win[0].len; + if (io->nwin > 1) { + p_dev->io.Attributes2 = p_dev->io.Attributes1; + p_dev->io.BasePort2 = io->win[1].base; + p_dev->io.NumPorts2 = io->win[1].len; + } } - while (1) { - cistpl_cftable_entry_t dflt = { 0 }; - cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); - if (pcmcia_get_tuple_data(link, &tuple)) - goto next_entry; - if (pcmcia_parse_tuple(&tuple, &parse)) - goto next_entry; - - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - dflt = *cfg; - if (cfg->index == 0) - goto next_entry; - link->conf.ConfigIndex = cfg->index; - - /* Do we need to allocate an interrupt? */ - if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) - link->conf.Attributes |= CONF_ENABLE_IRQ; - - /* IO window settings */ - link->io.NumPorts1 = link->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - if (!(io->flags & CISTPL_IO_8BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; - link->io.BasePort1 = io->win[0].base; - link->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - link->io.Attributes2 = link->io.Attributes1; - link->io.BasePort2 = io->win[1].base; - link->io.NumPorts2 = io->win[1].len; - } - } + /* This reserves IO space but doesn't actually enable it */ + return pcmcia_request_io(p_dev, &p_dev->io); +} - /* This reserves IO space but doesn't actually enable it */ - if (pcmcia_request_io(link, &link->io)) - goto next_entry; +static void daqp_cs_config(struct pcmcia_device *link) +{ + struct local_info_t *dev = link->priv; + int ret; - /* If we got this far, we're cool! */ - break; + dev_dbg(&link->dev, "daqp_cs_config\n"); -next_entry: - last_ret = pcmcia_get_next_tuple(link, &tuple); - if (last_ret) { - cs_error(link, GetNextTuple, last_ret); - goto cs_failed; - } + ret = pcmcia_loop_config(link, daqp_pcmcia_config_loop, NULL); + if (ret) { + dev_warn(&link->dev, "no configuration found\n"); + goto failed; } /* @@ -1251,11 +1150,9 @@ next_entry: irq structure is initialized. */ if (link->conf.Attributes & CONF_ENABLE_IRQ) { - last_ret = pcmcia_request_irq(link, &link->irq); - if (last_ret) { - cs_error(link, RequestIRQ, last_ret); - goto cs_failed; - } + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; } /* @@ -1263,11 +1160,9 @@ next_entry: the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ - last_ret = pcmcia_request_configuration(link, &link->conf); - if (last_ret) { - cs_error(link, RequestConfiguration, last_ret); - goto cs_failed; - } + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* At this point, the dev_node_t structure(s) need to be @@ -1296,14 +1191,14 @@ next_entry: return; -cs_failed: +failed: daqp_cs_release(link); } /* daqp_cs_config */ static void daqp_cs_release(struct pcmcia_device *link) { - DEBUG(0, "daqp_cs_release(0x%p)\n", link); + dev_dbg(&link->dev, "daqp_cs_release\n"); pcmcia_disable_device(link); } /* daqp_cs_release */ @@ -1363,7 +1258,6 @@ struct pcmcia_driver daqp_cs_driver = { int __init init_module(void) { - DEBUG(0, "%s\n", version); pcmcia_register_driver(&daqp_cs_driver); comedi_driver_register(&driver_daqp); return 0; @@ -1371,7 +1265,6 @@ int __init init_module(void) void __exit cleanup_module(void) { - DEBUG(0, "daqp_cs: unloading\n"); comedi_driver_unregister(&driver_daqp); pcmcia_unregister_driver(&daqp_cs_driver); } diff --git a/drivers/staging/netwave/netwave_cs.c b/drivers/staging/netwave/netwave_cs.c index 9498b46..e61e6b9 100644 --- a/drivers/staging/netwave/netwave_cs.c +++ b/drivers/staging/netwave/netwave_cs.c @@ -145,23 +145,6 @@ static const unsigned int txConfEUD = 0x10; /* Enable Uni-Data packets */ static const unsigned int txConfKey = 0x02; /* Scramble data packets */ static const unsigned int txConfLoop = 0x01; /* Loopback mode */ -/* - All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - you do not define PCMCIA_DEBUG at all, all the debug code will be - left out. If you compile with PCMCIA_DEBUG=0, the debug code will - be present but disabled -- but it can then be enabled for specific - modules at load time with a 'pc_debug=#' option to insmod. -*/ - -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = -"netwave_cs.c 0.3.0 Thu Jul 17 14:36:02 1997 (John Markus Bjørndalen)\n"; -#else -#define DEBUG(n, args...) -#endif /*====================================================================*/ @@ -383,7 +366,7 @@ static int netwave_probe(struct pcmcia_device *link) struct net_device *dev; netwave_private *priv; - DEBUG(0, "netwave_attach()\n"); + dev_dbg(&link->dev, "netwave_attach()\n"); /* Initialize the struct pcmcia_device structure */ dev = alloc_etherdev(sizeof(netwave_private)); @@ -401,8 +384,7 @@ static int netwave_probe(struct pcmcia_device *link) link->io.IOAddrLines = 5; /* Interrupt setup */ - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.Handler = &netwave_interrupt; /* General socket configuration */ @@ -421,8 +403,6 @@ static int netwave_probe(struct pcmcia_device *link) dev->watchdog_timeo = TX_TIMEOUT; - link->irq.Instance = dev; - return netwave_pcmcia_config( link); } /* netwave_attach */ @@ -438,7 +418,7 @@ static void netwave_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; - DEBUG(0, "netwave_detach(0x%p)\n", link); + dev_dbg(&link->dev, "netwave_detach\n"); netwave_release(link); @@ -725,18 +705,15 @@ static const struct iw_handler_def netwave_handler_def = * */ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int netwave_pcmcia_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; netwave_private *priv = netdev_priv(dev); - int i, j, last_ret, last_fn; + int i, j, ret; win_req_t req; memreq_t mem; u_char __iomem *ramBase = NULL; - DEBUG(0, "netwave_pcmcia_config(0x%p)\n", link); + dev_dbg(&link->dev, "netwave_pcmcia_config\n"); /* * Try allocating IO ports. This tries a few fixed addresses. @@ -749,22 +726,24 @@ static int netwave_pcmcia_config(struct pcmcia_device *link) { if (i == 0) break; } - if (i != 0) { - cs_error(link, RequestIO, i); + if (i != 0) goto failed; - } /* * Now allocate an interrupt line. Note that this does not * actually assign a handler to the interrupt. */ - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; /* * This actually configures the PCMCIA socket -- setting up * the I/O windows and the interrupt mapping. */ - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; /* * Allocate a 32K memory window. Note that the struct pcmcia_device @@ -772,14 +751,18 @@ static int netwave_pcmcia_config(struct pcmcia_device *link) { * device needs several windows, you'll need to keep track of * the handles in your private data structure, dev->priv. */ - DEBUG(1, "Setting mem speed of %d\n", mem_speed); + dev_dbg(&link->dev, "Setting mem speed of %d\n", mem_speed); req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_CM|WIN_ENABLE; req.Base = 0; req.Size = 0x8000; req.AccessSpeed = mem_speed; - CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &link->win)); + ret = pcmcia_request_window(link, &req, &link->win); + if (ret) + goto failed; mem.CardOffset = 0x20000; mem.Page = 0; - CS_CHECK(MapMemPage, pcmcia_map_mem_page(link->win, &mem)); + ret = pcmcia_map_mem_page(link, link->win, &mem); + if (ret) + goto failed; /* Store base address of the common window frame */ ramBase = ioremap(req.Base, 0x8000); @@ -787,7 +770,7 @@ static int netwave_pcmcia_config(struct pcmcia_device *link) { dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); if (register_netdev(dev) != 0) { printk(KERN_DEBUG "netwave_cs: register_netdev() failed\n"); @@ -818,8 +801,6 @@ static int netwave_pcmcia_config(struct pcmcia_device *link) { get_uint16(ramBase + NETWAVE_EREG_ARW+2)); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: netwave_release(link); return -ENODEV; @@ -837,7 +818,7 @@ static void netwave_release(struct pcmcia_device *link) struct net_device *dev = link->priv; netwave_private *priv = netdev_priv(dev); - DEBUG(0, "netwave_release(0x%p)\n", link); + dev_dbg(&link->dev, "netwave_release\n"); pcmcia_disable_device(link); if (link->win) @@ -892,7 +873,7 @@ static void netwave_reset(struct net_device *dev) { u_char __iomem *ramBase = priv->ramBase; unsigned int iobase = dev->base_addr; - DEBUG(0, "netwave_reset: Done with hardware reset\n"); + pr_debug("netwave_reset: Done with hardware reset\n"); priv->timeoutCounter = 0; @@ -988,7 +969,7 @@ static int netwave_hw_xmit(unsigned char* data, int len, dev->stats.tx_bytes += len; - DEBUG(3, "Transmitting with SPCQ %x SPU %x LIF %x ISPLQ %x\n", + pr_debug("Transmitting with SPCQ %x SPU %x LIF %x ISPLQ %x\n", readb(ramBase + NETWAVE_EREG_SPCQ), readb(ramBase + NETWAVE_EREG_SPU), readb(ramBase + NETWAVE_EREG_LIF), @@ -1000,7 +981,7 @@ static int netwave_hw_xmit(unsigned char* data, int len, MaxData = get_uint16(ramBase + NETWAVE_EREG_TDP+2); DataOffset = get_uint16(ramBase + NETWAVE_EREG_TDP+4); - DEBUG(3, "TxFreeList %x, MaxData %x, DataOffset %x\n", + pr_debug("TxFreeList %x, MaxData %x, DataOffset %x\n", TxFreeList, MaxData, DataOffset); /* Copy packet to the adapter fragment buffers */ @@ -1088,7 +1069,7 @@ static irqreturn_t netwave_interrupt(int irq, void* dev_id) status = inb(iobase + NETWAVE_REG_ASR); if (!pcmcia_dev_present(link)) { - DEBUG(1, "netwave_interrupt: Interrupt with status 0x%x " + pr_debug("netwave_interrupt: Interrupt with status 0x%x " "from removed or suspended card!\n", status); break; } @@ -1132,7 +1113,7 @@ static irqreturn_t netwave_interrupt(int irq, void* dev_id) int txStatus; txStatus = readb(ramBase + NETWAVE_EREG_TSER); - DEBUG(3, "Transmit done. TSER = %x id %x\n", + pr_debug("Transmit done. TSER = %x id %x\n", txStatus, readb(ramBase + NETWAVE_EREG_TSER + 1)); if (txStatus & 0x20) { @@ -1156,7 +1137,7 @@ static irqreturn_t netwave_interrupt(int irq, void* dev_id) * TxGU and TxNOAP is set. (Those are the only ones * to set TxErr). */ - DEBUG(3, "netwave_interrupt: TxDN with error status %x\n", + pr_debug("netwave_interrupt: TxDN with error status %x\n", txStatus); /* Clear out TxGU, TxNOAP, TxErr and TxTrys */ @@ -1164,7 +1145,7 @@ static irqreturn_t netwave_interrupt(int irq, void* dev_id) writeb(0xdf & txStatus, ramBase+NETWAVE_EREG_TSER+4); ++dev->stats.tx_errors; } - DEBUG(3, "New status is TSER %x ASR %x\n", + pr_debug("New status is TSER %x ASR %x\n", readb(ramBase + NETWAVE_EREG_TSER), inb(iobase + NETWAVE_REG_ASR)); @@ -1172,7 +1153,7 @@ static irqreturn_t netwave_interrupt(int irq, void* dev_id) } /* TxBA, this would trigger on all error packets received */ /* if (status & 0x01) { - DEBUG(4, "Transmit buffers available, %x\n", status); + pr_debug("Transmit buffers available, %x\n", status); } */ } @@ -1190,7 +1171,7 @@ static irqreturn_t netwave_interrupt(int irq, void* dev_id) */ static void netwave_watchdog(struct net_device *dev) { - DEBUG(1, "%s: netwave_watchdog: watchdog timer expired\n", dev->name); + pr_debug("%s: netwave_watchdog: watchdog timer expired\n", dev->name); netwave_reset(dev); dev->trans_start = jiffies; netif_wake_queue(dev); @@ -1211,7 +1192,7 @@ static int netwave_rx(struct net_device *dev) int i; u_char *ptr; - DEBUG(3, "xinw_rx: Receiving ... \n"); + pr_debug("xinw_rx: Receiving ... \n"); /* Receive max 10 packets for now. */ for (i = 0; i < 10; i++) { @@ -1237,7 +1218,7 @@ static int netwave_rx(struct net_device *dev) skb = dev_alloc_skb(rcvLen+5); if (skb == NULL) { - DEBUG(1, "netwave_rx: Could not allocate an sk_buff of " + pr_debug("netwave_rx: Could not allocate an sk_buff of " "length %d\n", rcvLen); ++dev->stats.rx_dropped; /* Tell the adapter to skip the packet */ @@ -1279,7 +1260,7 @@ static int netwave_rx(struct net_device *dev) wait_WOC(iobase); writeb(NETWAVE_CMD_SRP, ramBase + NETWAVE_EREG_CB + 0); writeb(NETWAVE_CMD_EOC, ramBase + NETWAVE_EREG_CB + 1); - DEBUG(3, "Packet reception ok\n"); + pr_debug("Packet reception ok\n"); } return 0; } @@ -1288,7 +1269,7 @@ static int netwave_open(struct net_device *dev) { netwave_private *priv = netdev_priv(dev); struct pcmcia_device *link = priv->p_dev; - DEBUG(1, "netwave_open: starting.\n"); + dev_dbg(&link->dev, "netwave_open: starting.\n"); if (!pcmcia_dev_present(link)) return -ENODEV; @@ -1305,7 +1286,7 @@ static int netwave_close(struct net_device *dev) { netwave_private *priv = netdev_priv(dev); struct pcmcia_device *link = priv->p_dev; - DEBUG(1, "netwave_close: finishing.\n"); + dev_dbg(&link->dev, "netwave_close: finishing.\n"); link->open--; netif_stop_queue(dev); @@ -1358,11 +1339,11 @@ static void set_multicast_list(struct net_device *dev) u_char rcvMode = 0; #ifdef PCMCIA_DEBUG - if (pc_debug > 2) { - static int old; + { + xstatic int old; if (old != dev->mc_count) { old = dev->mc_count; - DEBUG(0, "%s: setting Rx mode to %d addresses.\n", + pr_debug("%s: setting Rx mode to %d addresses.\n", dev->name, dev->mc_count); } } diff --git a/drivers/staging/wavelan/wavelan_cs.c b/drivers/staging/wavelan/wavelan_cs.c index 431a20e..33918fd 100644 --- a/drivers/staging/wavelan/wavelan_cs.c +++ b/drivers/staging/wavelan/wavelan_cs.c @@ -3656,10 +3656,7 @@ wv_pcmcia_reset(struct net_device * dev) i = pcmcia_access_configuration_register(link, ®); if (i != 0) - { - cs_error(link, AccessConfigurationRegister, i); return FALSE; - } #ifdef DEBUG_CONFIG_INFO printk(KERN_DEBUG "%s: wavelan_pcmcia_reset(): Config reg is 0x%x\n", @@ -3670,19 +3667,13 @@ wv_pcmcia_reset(struct net_device * dev) reg.Value = reg.Value | COR_SW_RESET; i = pcmcia_access_configuration_register(link, ®); if (i != 0) - { - cs_error(link, AccessConfigurationRegister, i); return FALSE; - } reg.Action = CS_WRITE; reg.Value = COR_LEVEL_IRQ | COR_CONFIG; i = pcmcia_access_configuration_register(link, ®); if (i != 0) - { - cs_error(link, AccessConfigurationRegister, i); return FALSE; - } #ifdef DEBUG_CONFIG_TRACE printk(KERN_DEBUG "%s: <-wv_pcmcia_reset()\n", dev->name); @@ -3857,10 +3848,7 @@ wv_pcmcia_config(struct pcmcia_device * link) { i = pcmcia_request_io(link, &link->io); if (i != 0) - { - cs_error(link, RequestIO, i); break; - } /* * Now allocate an interrupt line. Note that this does not @@ -3868,10 +3856,7 @@ wv_pcmcia_config(struct pcmcia_device * link) */ i = pcmcia_request_irq(link, &link->irq); if (i != 0) - { - cs_error(link, RequestIRQ, i); break; - } /* * This actually configures the PCMCIA socket -- setting up @@ -3880,10 +3865,7 @@ wv_pcmcia_config(struct pcmcia_device * link) link->conf.ConfigIndex = 1; i = pcmcia_request_configuration(link, &link->conf); if (i != 0) - { - cs_error(link, RequestConfiguration, i); break; - } /* * Allocate a small memory window. Note that the struct pcmcia_device @@ -3894,24 +3876,18 @@ wv_pcmcia_config(struct pcmcia_device * link) req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; req.Base = req.Size = 0; req.AccessSpeed = mem_speed; - i = pcmcia_request_window(&link, &req, &link->win); + i = pcmcia_request_window(link, &req, &link->win); if (i != 0) - { - cs_error(link, RequestWindow, i); break; - } lp->mem = ioremap(req.Base, req.Size); dev->mem_start = (u_long)lp->mem; dev->mem_end = dev->mem_start + req.Size; mem.CardOffset = 0; mem.Page = 0; - i = pcmcia_map_mem_page(link->win, &mem); + i = pcmcia_map_mem_page(link, link->win, &mem); if (i != 0) - { - cs_error(link, MapMemPage, i); break; - } /* Feed device with this info... */ dev->irq = link->irq.AssignedIRQ; @@ -3923,7 +3899,7 @@ wv_pcmcia_config(struct pcmcia_device * link) lp->mem, dev->irq, (u_int) dev->base_addr); #endif - SET_NETDEV_DEV(dev, &handle_to_dev(link)); + SET_NETDEV_DEV(dev, &link->dev); i = register_netdev(dev); if(i != 0) { @@ -4462,8 +4438,7 @@ wavelan_probe(struct pcmcia_device *p_dev) p_dev->io.IOAddrLines = 3; /* Interrupt setup */ - p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; - p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID; + p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; p_dev->irq.Handler = wavelan_interrupt; /* General socket configuration */ @@ -4475,7 +4450,7 @@ wavelan_probe(struct pcmcia_device *p_dev) if (!dev) return -ENOMEM; - p_dev->priv = p_dev->irq.Instance = dev; + p_dev->priv = dev; lp = netdev_priv(dev); diff --git a/drivers/telephony/ixj_pcmcia.c b/drivers/telephony/ixj_pcmcia.c index 347c3ed..d442fd3 100644 --- a/drivers/telephony/ixj_pcmcia.c +++ b/drivers/telephony/ixj_pcmcia.c @@ -19,13 +19,6 @@ * PCMCIA service support for Quicknet cards */ -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -#else -#define DEBUG(n, args...) -#endif typedef struct ixj_info_t { int ndev; @@ -39,7 +32,7 @@ static void ixj_cs_release(struct pcmcia_device * link); static int ixj_probe(struct pcmcia_device *p_dev) { - DEBUG(0, "ixj_attach()\n"); + dev_dbg(&p_dev->dev, "ixj_attach()\n"); /* Create new ixj device */ p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; p_dev->io.Attributes2 = IO_DATA_PATH_WIDTH_8; @@ -55,33 +48,30 @@ static int ixj_probe(struct pcmcia_device *p_dev) static void ixj_detach(struct pcmcia_device *link) { - DEBUG(0, "ixj_detach(0x%p)\n", link); + dev_dbg(&link->dev, "ixj_detach\n"); ixj_cs_release(link); kfree(link->priv); } -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static void ixj_get_serial(struct pcmcia_device * link, IXJ * j) { char *str; int i, place; - DEBUG(0, "ixj_get_serial(0x%p)\n", link); + dev_dbg(&link->dev, "ixj_get_serial\n"); str = link->prod_id[0]; if (!str) - goto cs_failed; + goto failed; printk("%s", str); str = link->prod_id[1]; if (!str) - goto cs_failed; + goto failed; printk(" %s", str); str = link->prod_id[2]; if (!str) - goto cs_failed; + goto failed; place = 1; for (i = strlen(str) - 1; i >= 0; i--) { switch (str[i]) { @@ -118,9 +108,9 @@ static void ixj_get_serial(struct pcmcia_device * link, IXJ * j) } str = link->prod_id[3]; if (!str) - goto cs_failed; + goto failed; printk(" version %s\n", str); - cs_failed: +failed: return; } @@ -151,13 +141,13 @@ static int ixj_config(struct pcmcia_device * link) cistpl_cftable_entry_t dflt = { 0 }; info = link->priv; - DEBUG(0, "ixj_config(0x%p)\n", link); + dev_dbg(&link->dev, "ixj_config\n"); if (pcmcia_loop_config(link, ixj_config_check, &dflt)) - goto cs_failed; + goto failed; if (pcmcia_request_configuration(link, &link->conf)) - goto cs_failed; + goto failed; /* * Register the card with the core. @@ -170,7 +160,7 @@ static int ixj_config(struct pcmcia_device * link) ixj_get_serial(link, j); return 0; - cs_failed: +failed: ixj_cs_release(link); return -ENODEV; } @@ -178,7 +168,7 @@ static int ixj_config(struct pcmcia_device * link) static void ixj_cs_release(struct pcmcia_device *link) { ixj_info_t *info = link->priv; - DEBUG(0, "ixj_cs_release(0x%p)\n", link); + dev_dbg(&link->dev, "ixj_cs_release\n"); info->ndev = 0; pcmcia_disable_device(link); } diff --git a/drivers/usb/host/sl811_cs.c b/drivers/usb/host/sl811_cs.c index 516848d..39d253e 100644 --- a/drivers/usb/host/sl811_cs.c +++ b/drivers/usb/host/sl811_cs.c @@ -37,28 +37,8 @@ MODULE_LICENSE("GPL"); /* MACROS */ /*====================================================================*/ -#if defined(DEBUG) || defined(PCMCIA_DEBUG) - -static int pc_debug = 0; -module_param(pc_debug, int, 0644); - -#define DBG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG "sl811_cs: " args) - -#else -#define DBG(n, args...) do{}while(0) -#endif /* no debugging */ - #define INFO(args...) printk(KERN_INFO "sl811_cs: " args) -#define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0444) - -#define CS_CHECK(fn, ret) \ - do { \ - last_fn = (fn); \ - if ((last_ret = (ret)) != 0) \ - goto cs_failed; \ - } while (0) - /*====================================================================*/ /* VARIABLES */ /*====================================================================*/ @@ -76,7 +56,7 @@ static void sl811_cs_release(struct pcmcia_device * link); static void release_platform_dev(struct device * dev) { - DBG(0, "sl811_cs platform_dev release\n"); + dev_dbg(dev, "sl811_cs platform_dev release\n"); dev->parent = NULL; } @@ -140,7 +120,7 @@ static int sl811_hc_init(struct device *parent, resource_size_t base_addr, static void sl811_cs_detach(struct pcmcia_device *link) { - DBG(0, "sl811_cs_detach(0x%p)\n", link); + dev_dbg(&link->dev, "sl811_cs_detach\n"); sl811_cs_release(link); @@ -150,7 +130,7 @@ static void sl811_cs_detach(struct pcmcia_device *link) static void sl811_cs_release(struct pcmcia_device * link) { - DBG(0, "sl811_cs_release(0x%p)\n", link); + dev_dbg(&link->dev, "sl811_cs_release\n"); pcmcia_disable_device(link); platform_device_unregister(&platform_dev); @@ -205,11 +185,11 @@ static int sl811_cs_config_check(struct pcmcia_device *p_dev, static int sl811_cs_config(struct pcmcia_device *link) { - struct device *parent = &handle_to_dev(link); + struct device *parent = &link->dev; local_info_t *dev = link->priv; - int last_fn, last_ret; + int ret; - DBG(0, "sl811_cs_config(0x%p)\n", link); + dev_dbg(&link->dev, "sl811_cs_config\n"); if (pcmcia_loop_config(link, sl811_cs_config_check, NULL)) goto failed; @@ -217,14 +197,16 @@ static int sl811_cs_config(struct pcmcia_device *link) /* require an IRQ and two registers */ if (!link->io.NumPorts1 || link->io.NumPorts1 < 2) goto failed; - if (link->conf.Attributes & CONF_ENABLE_IRQ) - CS_CHECK(RequestIRQ, - pcmcia_request_irq(link, &link->irq)); - else + if (link->conf.Attributes & CONF_ENABLE_IRQ) { + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + } else goto failed; - CS_CHECK(RequestConfiguration, - pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; sprintf(dev->node.dev_name, driver_name); dev->node.major = dev->node.minor = 0; @@ -241,8 +223,6 @@ static int sl811_cs_config(struct pcmcia_device *link) if (sl811_hc_init(parent, link->io.BasePort1, link->irq.AssignedIRQ) < 0) { -cs_failed: - cs_error(link, last_fn, last_ret); failed: printk(KERN_WARNING "sl811_cs_config failed\n"); sl811_cs_release(link); @@ -263,7 +243,6 @@ static int sl811_cs_probe(struct pcmcia_device *link) /* Initialize */ link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; - link->irq.IRQInfo1 = IRQ_INFO2_VALID|IRQ_LEVEL_ID; link->irq.Handler = NULL; link->conf.Attributes = 0; diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index 035d568..ea1fd3f 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -554,11 +554,11 @@ static int fb_check_var(struct fb_var_screeninfo *var, var->transp.length = 0; break; case 16: /* RGB 565 */ - var->red.offset = 0; + var->red.offset = 11; var->red.length = 5; var->green.offset = 5; var->green.length = 6; - var->blue.offset = 11; + var->blue.offset = 0; var->blue.length = 5; var->transp.offset = 0; var->transp.length = 0; @@ -591,7 +591,7 @@ static int __devexit fb_remove(struct platform_device *dev) unregister_framebuffer(info); fb_dealloc_cmap(&info->cmap); dma_free_coherent(NULL, par->databuf_sz + PAGE_SIZE, - info->screen_base, + info->screen_base - PAGE_SIZE, info->fix.smem_start); free_irq(par->irq, par); clk_disable(par->lcdc_clk); @@ -749,6 +749,7 @@ static int __init fb_probe(struct platform_device *device) (PAGE_SIZE - par->palette_sz); /* the rest of the frame buffer is pixel data */ + da8xx_fb_info->screen_base = par->v_palette_base + par->palette_sz; da8xx_fb_fix.smem_start = par->p_palette_base + par->palette_sz; da8xx_fb_fix.smem_len = par->databuf_sz - par->palette_sz; da8xx_fb_fix.line_length = (lcdc_info->width * lcd_cfg->bpp) / 8; @@ -787,6 +788,8 @@ static int __init fb_probe(struct platform_device *device) da8xx_fb_info->var = da8xx_fb_var; da8xx_fb_info->fbops = &da8xx_fb_ops; da8xx_fb_info->pseudo_palette = par->pseudo_palette; + da8xx_fb_info->fix.visual = (da8xx_fb_info->var.bits_per_pixel <= 8) ? + FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; ret = fb_alloc_cmap(&da8xx_fb_info->cmap, PALETTE_SIZE, 0); if (ret) @@ -825,7 +828,7 @@ err_free_irq: err_release_fb_mem: dma_free_coherent(NULL, par->databuf_sz + PAGE_SIZE, - da8xx_fb_info->screen_base, + da8xx_fb_info->screen_base - PAGE_SIZE, da8xx_fb_info->fix.smem_start); err_release_fb: diff --git a/drivers/video/gbefb.c b/drivers/video/gbefb.c index 1a83709..f67db42 100644 --- a/drivers/video/gbefb.c +++ b/drivers/video/gbefb.c @@ -1147,7 +1147,7 @@ static int __init gbefb_probe(struct platform_device *p_dev) gbefb_setup(options); #endif - if (!request_region(GBE_BASE, sizeof(struct sgi_gbe), "GBE")) { + if (!request_mem_region(GBE_BASE, sizeof(struct sgi_gbe), "GBE")) { printk(KERN_ERR "gbefb: couldn't reserve mmio region\n"); ret = -EBUSY; goto out_release_framebuffer; diff --git a/drivers/watchdog/rc32434_wdt.c b/drivers/watchdog/rc32434_wdt.c index f6cccc9..bf12d06 100644 --- a/drivers/watchdog/rc32434_wdt.c +++ b/drivers/watchdog/rc32434_wdt.c @@ -62,7 +62,7 @@ extern unsigned int idt_cpu_freq; static int timeout = WATCHDOG_TIMEOUT; module_param(timeout, int, 0); MODULE_PARM_DESC(timeout, "Watchdog timeout value, in seconds (default=" - WATCHDOG_TIMEOUT ")"); + __MODULE_STRING(WATCHDOG_TIMEOUT) ")"); static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); @@ -276,7 +276,7 @@ static int __devinit rc32434_wdt_probe(struct platform_device *pdev) return -ENODEV; } - wdt_reg = ioremap_nocache(r->start, r->end - r->start); + wdt_reg = ioremap_nocache(r->start, resource_size(r)); if (!wdt_reg) { printk(KERN_ERR PFX "failed to remap I/O resources\n"); return -ENXIO; @@ -46,7 +46,6 @@ #include <linux/proc_fs.h> #include <linux/mount.h> #include <linux/security.h> -#include <linux/ima.h> #include <linux/syscalls.h> #include <linux/tsacct_kern.h> #include <linux/cn_proc.h> @@ -1209,9 +1208,6 @@ int search_binary_handler(struct linux_binprm *bprm,struct pt_regs *regs) retval = security_bprm_check(bprm); if (retval) return retval; - retval = ima_bprm_check(bprm); - if (retval) - return retval; /* kernel module loader fixup */ /* so we don't try to load run modprobe in kernel space. */ diff --git a/fs/file_table.c b/fs/file_table.c index 8eb4404..4bef4c0 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -13,7 +13,6 @@ #include <linux/module.h> #include <linux/fs.h> #include <linux/security.h> -#include <linux/ima.h> #include <linux/eventpoll.h> #include <linux/rcupdate.h> #include <linux/mount.h> @@ -280,7 +279,6 @@ void __fput(struct file *file) if (file->f_op && file->f_op->release) file->f_op->release(inode, file); security_file_free(file); - ima_file_free(file); if (unlikely(S_ISCHR(inode->i_mode) && inode->i_cdev != NULL)) cdev_put(inode->i_cdev); fops_put(file->f_op); diff --git a/fs/gfs2/Kconfig b/fs/gfs2/Kconfig index 5971359..4dcddf8 100644 --- a/fs/gfs2/Kconfig +++ b/fs/gfs2/Kconfig @@ -8,6 +8,8 @@ config GFS2_FS select FS_POSIX_ACL select CRC32 select SLOW_WORK + select QUOTA + select QUOTACTL help A cluster filesystem. diff --git a/fs/gfs2/acl.c b/fs/gfs2/acl.c index 3fc4e3a..3eb1ea8 100644 --- a/fs/gfs2/acl.c +++ b/fs/gfs2/acl.c @@ -12,6 +12,7 @@ #include <linux/spinlock.h> #include <linux/completion.h> #include <linux/buffer_head.h> +#include <linux/xattr.h> #include <linux/posix_acl.h> #include <linux/posix_acl_xattr.h> #include <linux/gfs2_ondisk.h> @@ -26,108 +27,44 @@ #include "trans.h" #include "util.h" -#define ACL_ACCESS 1 -#define ACL_DEFAULT 0 - -int gfs2_acl_validate_set(struct gfs2_inode *ip, int access, - struct gfs2_ea_request *er, int *remove, mode_t *mode) +static const char *gfs2_acl_name(int type) { - struct posix_acl *acl; - int error; - - error = gfs2_acl_validate_remove(ip, access); - if (error) - return error; - - if (!er->er_data) - return -EINVAL; - - acl = posix_acl_from_xattr(er->er_data, er->er_data_len); - if (IS_ERR(acl)) - return PTR_ERR(acl); - if (!acl) { - *remove = 1; - return 0; - } - - error = posix_acl_valid(acl); - if (error) - goto out; - - if (access) { - error = posix_acl_equiv_mode(acl, mode); - if (!error) - *remove = 1; - else if (error > 0) - error = 0; + switch (type) { + case ACL_TYPE_ACCESS: + return GFS2_POSIX_ACL_ACCESS; + case ACL_TYPE_DEFAULT: + return GFS2_POSIX_ACL_DEFAULT; } - -out: - posix_acl_release(acl); - return error; -} - -int gfs2_acl_validate_remove(struct gfs2_inode *ip, int access) -{ - if (!GFS2_SB(&ip->i_inode)->sd_args.ar_posix_acl) - return -EOPNOTSUPP; - if (!is_owner_or_cap(&ip->i_inode)) - return -EPERM; - if (S_ISLNK(ip->i_inode.i_mode)) - return -EOPNOTSUPP; - if (!access && !S_ISDIR(ip->i_inode.i_mode)) - return -EACCES; - - return 0; + return NULL; } -static int acl_get(struct gfs2_inode *ip, const char *name, - struct posix_acl **acl, struct gfs2_ea_location *el, - char **datap, unsigned int *lenp) +static struct posix_acl *gfs2_acl_get(struct gfs2_inode *ip, int type) { + struct posix_acl *acl; + const char *name; char *data; - unsigned int len; - int error; - - el->el_bh = NULL; + int len; if (!ip->i_eattr) - return 0; - - error = gfs2_ea_find(ip, GFS2_EATYPE_SYS, name, el); - if (error) - return error; - if (!el->el_ea) - return 0; - if (!GFS2_EA_DATA_LEN(el->el_ea)) - goto out; + return NULL; - len = GFS2_EA_DATA_LEN(el->el_ea); - data = kmalloc(len, GFP_NOFS); - error = -ENOMEM; - if (!data) - goto out; + acl = get_cached_acl(&ip->i_inode, type); + if (acl != ACL_NOT_CACHED) + return acl; - error = gfs2_ea_get_copy(ip, el, data, len); - if (error < 0) - goto out_kfree; - error = 0; + name = gfs2_acl_name(type); + if (name == NULL) + return ERR_PTR(-EINVAL); - if (acl) { - *acl = posix_acl_from_xattr(data, len); - if (IS_ERR(*acl)) - error = PTR_ERR(*acl); - } + len = gfs2_xattr_acl_get(ip, name, &data); + if (len < 0) + return ERR_PTR(len); + if (len == 0) + return NULL; -out_kfree: - if (error || !datap) { - kfree(data); - } else { - *datap = data; - *lenp = len; - } -out: - return error; + acl = posix_acl_from_xattr(data, len); + kfree(data); + return acl; } /** @@ -140,14 +77,12 @@ out: int gfs2_check_acl(struct inode *inode, int mask) { - struct gfs2_ea_location el; - struct posix_acl *acl = NULL; + struct posix_acl *acl; int error; - error = acl_get(GFS2_I(inode), GFS2_POSIX_ACL_ACCESS, &acl, &el, NULL, NULL); - brelse(el.el_bh); - if (error) - return error; + acl = gfs2_acl_get(GFS2_I(inode), ACL_TYPE_ACCESS); + if (IS_ERR(acl)) + return PTR_ERR(acl); if (acl) { error = posix_acl_permission(inode, acl, mask); @@ -158,57 +93,75 @@ int gfs2_check_acl(struct inode *inode, int mask) return -EAGAIN; } -static int munge_mode(struct gfs2_inode *ip, mode_t mode) +static int gfs2_set_mode(struct inode *inode, mode_t mode) { - struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); - struct buffer_head *dibh; - int error; + int error = 0; - error = gfs2_trans_begin(sdp, RES_DINODE, 0); - if (error) - return error; + if (mode != inode->i_mode) { + struct iattr iattr; - error = gfs2_meta_inode_buffer(ip, &dibh); - if (!error) { - gfs2_assert_withdraw(sdp, - (ip->i_inode.i_mode & S_IFMT) == (mode & S_IFMT)); - ip->i_inode.i_mode = mode; - gfs2_trans_add_bh(ip->i_gl, dibh, 1); - gfs2_dinode_out(ip, dibh->b_data); - brelse(dibh); + iattr.ia_valid = ATTR_MODE; + iattr.ia_mode = mode; + + error = gfs2_setattr_simple(GFS2_I(inode), &iattr); } - gfs2_trans_end(sdp); + return error; +} + +static int gfs2_acl_set(struct inode *inode, int type, struct posix_acl *acl) +{ + int error; + int len; + char *data; + const char *name = gfs2_acl_name(type); - return 0; + BUG_ON(name == NULL); + len = posix_acl_to_xattr(acl, NULL, 0); + if (len == 0) + return 0; + data = kmalloc(len, GFP_NOFS); + if (data == NULL) + return -ENOMEM; + error = posix_acl_to_xattr(acl, data, len); + if (error < 0) + goto out; + error = gfs2_xattr_set(inode, GFS2_EATYPE_SYS, name, data, len, 0); + if (!error) + set_cached_acl(inode, type, acl); +out: + kfree(data); + return error; } -int gfs2_acl_create(struct gfs2_inode *dip, struct gfs2_inode *ip) +int gfs2_acl_create(struct gfs2_inode *dip, struct inode *inode) { - struct gfs2_ea_location el; struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode); - struct posix_acl *acl = NULL, *clone; - mode_t mode = ip->i_inode.i_mode; - char *data = NULL; - unsigned int len; - int error; + struct posix_acl *acl, *clone; + mode_t mode = inode->i_mode; + int error = 0; if (!sdp->sd_args.ar_posix_acl) return 0; - if (S_ISLNK(ip->i_inode.i_mode)) + if (S_ISLNK(inode->i_mode)) return 0; - error = acl_get(dip, GFS2_POSIX_ACL_DEFAULT, &acl, &el, &data, &len); - brelse(el.el_bh); - if (error) - return error; + acl = gfs2_acl_get(dip, ACL_TYPE_DEFAULT); + if (IS_ERR(acl)) + return PTR_ERR(acl); if (!acl) { mode &= ~current_umask(); - if (mode != ip->i_inode.i_mode) - error = munge_mode(ip, mode); + if (mode != inode->i_mode) + error = gfs2_set_mode(inode, mode); return error; } + if (S_ISDIR(inode->i_mode)) { + error = gfs2_acl_set(inode, ACL_TYPE_DEFAULT, acl); + if (error) + goto out; + } + clone = posix_acl_clone(acl, GFP_NOFS); error = -ENOMEM; if (!clone) @@ -216,43 +169,32 @@ int gfs2_acl_create(struct gfs2_inode *dip, struct gfs2_inode *ip) posix_acl_release(acl); acl = clone; - if (S_ISDIR(ip->i_inode.i_mode)) { - error = gfs2_xattr_set(&ip->i_inode, GFS2_EATYPE_SYS, - GFS2_POSIX_ACL_DEFAULT, data, len, 0); - if (error) - goto out; - } - error = posix_acl_create_masq(acl, &mode); if (error < 0) goto out; if (error == 0) goto munge; - posix_acl_to_xattr(acl, data, len); - error = gfs2_xattr_set(&ip->i_inode, GFS2_EATYPE_SYS, - GFS2_POSIX_ACL_ACCESS, data, len, 0); + error = gfs2_acl_set(inode, ACL_TYPE_ACCESS, acl); if (error) goto out; munge: - error = munge_mode(ip, mode); + error = gfs2_set_mode(inode, mode); out: posix_acl_release(acl); - kfree(data); return error; } int gfs2_acl_chmod(struct gfs2_inode *ip, struct iattr *attr) { - struct posix_acl *acl = NULL, *clone; - struct gfs2_ea_location el; + struct posix_acl *acl, *clone; char *data; unsigned int len; int error; - error = acl_get(ip, GFS2_POSIX_ACL_ACCESS, &acl, &el, &data, &len); - if (error) - goto out_brelse; + acl = gfs2_acl_get(ip, ACL_TYPE_ACCESS); + if (IS_ERR(acl)) + return PTR_ERR(acl); if (!acl) return gfs2_setattr_simple(ip, attr); @@ -265,15 +207,134 @@ int gfs2_acl_chmod(struct gfs2_inode *ip, struct iattr *attr) error = posix_acl_chmod_masq(acl, attr->ia_mode); if (!error) { + len = posix_acl_to_xattr(acl, NULL, 0); + data = kmalloc(len, GFP_NOFS); + error = -ENOMEM; + if (data == NULL) + goto out; posix_acl_to_xattr(acl, data, len); - error = gfs2_ea_acl_chmod(ip, &el, attr, data); + error = gfs2_xattr_acl_chmod(ip, attr, data); + kfree(data); + set_cached_acl(&ip->i_inode, ACL_TYPE_ACCESS, acl); } out: posix_acl_release(acl); - kfree(data); -out_brelse: - brelse(el.el_bh); return error; } +static int gfs2_acl_type(const char *name) +{ + if (strcmp(name, GFS2_POSIX_ACL_ACCESS) == 0) + return ACL_TYPE_ACCESS; + if (strcmp(name, GFS2_POSIX_ACL_DEFAULT) == 0) + return ACL_TYPE_DEFAULT; + return -EINVAL; +} + +static int gfs2_xattr_system_get(struct inode *inode, const char *name, + void *buffer, size_t size) +{ + struct posix_acl *acl; + int type; + int error; + + type = gfs2_acl_type(name); + if (type < 0) + return type; + + acl = gfs2_acl_get(GFS2_I(inode), type); + if (IS_ERR(acl)) + return PTR_ERR(acl); + if (acl == NULL) + return -ENODATA; + + error = posix_acl_to_xattr(acl, buffer, size); + posix_acl_release(acl); + + return error; +} + +static int gfs2_xattr_system_set(struct inode *inode, const char *name, + const void *value, size_t size, int flags) +{ + struct gfs2_sbd *sdp = GFS2_SB(inode); + struct posix_acl *acl = NULL; + int error = 0, type; + + if (!sdp->sd_args.ar_posix_acl) + return -EOPNOTSUPP; + + type = gfs2_acl_type(name); + if (type < 0) + return type; + if (flags & XATTR_CREATE) + return -EINVAL; + if (type == ACL_TYPE_DEFAULT && !S_ISDIR(inode->i_mode)) + return value ? -EACCES : 0; + if ((current_fsuid() != inode->i_uid) && !capable(CAP_FOWNER)) + return -EPERM; + if (S_ISLNK(inode->i_mode)) + return -EOPNOTSUPP; + + if (!value) + goto set_acl; + + acl = posix_acl_from_xattr(value, size); + if (!acl) { + /* + * acl_set_file(3) may request that we set default ACLs with + * zero length -- defend (gracefully) against that here. + */ + goto out; + } + if (IS_ERR(acl)) { + error = PTR_ERR(acl); + goto out; + } + + error = posix_acl_valid(acl); + if (error) + goto out_release; + + error = -EINVAL; + if (acl->a_count > GFS2_ACL_MAX_ENTRIES) + goto out_release; + + if (type == ACL_TYPE_ACCESS) { + mode_t mode = inode->i_mode; + error = posix_acl_equiv_mode(acl, &mode); + + if (error <= 0) { + posix_acl_release(acl); + acl = NULL; + + if (error < 0) + return error; + } + + error = gfs2_set_mode(inode, mode); + if (error) + goto out_release; + } + +set_acl: + error = gfs2_xattr_set(inode, GFS2_EATYPE_SYS, name, value, size, 0); + if (!error) { + if (acl) + set_cached_acl(inode, type, acl); + else + forget_cached_acl(inode, type); + } +out_release: + posix_acl_release(acl); +out: + return error; +} + +struct xattr_handler gfs2_xattr_system_handler = { + .prefix = XATTR_SYSTEM_PREFIX, + .get = gfs2_xattr_system_get, + .set = gfs2_xattr_system_set, +}; + diff --git a/fs/gfs2/acl.h b/fs/gfs2/acl.h index 6751930..9306a2e 100644 --- a/fs/gfs2/acl.h +++ b/fs/gfs2/acl.h @@ -13,26 +13,12 @@ #include "incore.h" #define GFS2_POSIX_ACL_ACCESS "posix_acl_access" -#define GFS2_POSIX_ACL_ACCESS_LEN 16 #define GFS2_POSIX_ACL_DEFAULT "posix_acl_default" -#define GFS2_POSIX_ACL_DEFAULT_LEN 17 +#define GFS2_ACL_MAX_ENTRIES 25 -#define GFS2_ACL_IS_ACCESS(name, len) \ - ((len) == GFS2_POSIX_ACL_ACCESS_LEN && \ - !memcmp(GFS2_POSIX_ACL_ACCESS, (name), (len))) - -#define GFS2_ACL_IS_DEFAULT(name, len) \ - ((len) == GFS2_POSIX_ACL_DEFAULT_LEN && \ - !memcmp(GFS2_POSIX_ACL_DEFAULT, (name), (len))) - -struct gfs2_ea_request; - -int gfs2_acl_validate_set(struct gfs2_inode *ip, int access, - struct gfs2_ea_request *er, - int *remove, mode_t *mode); -int gfs2_acl_validate_remove(struct gfs2_inode *ip, int access); -int gfs2_check_acl(struct inode *inode, int mask); -int gfs2_acl_create(struct gfs2_inode *dip, struct gfs2_inode *ip); -int gfs2_acl_chmod(struct gfs2_inode *ip, struct iattr *attr); +extern int gfs2_check_acl(struct inode *inode, int mask); +extern int gfs2_acl_create(struct gfs2_inode *dip, struct inode *inode); +extern int gfs2_acl_chmod(struct gfs2_inode *ip, struct iattr *attr); +extern struct xattr_handler gfs2_xattr_system_handler; #endif /* __ACL_DOT_H__ */ diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c index 694b5d4..7b8da94 100644 --- a/fs/gfs2/aops.c +++ b/fs/gfs2/aops.c @@ -269,7 +269,6 @@ static int gfs2_write_jdata_pagevec(struct address_space *mapping, pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT; unsigned offset = i_size & (PAGE_CACHE_SIZE-1); unsigned nrblocks = nr_pages * (PAGE_CACHE_SIZE/inode->i_sb->s_blocksize); - struct backing_dev_info *bdi = mapping->backing_dev_info; int i; int ret; @@ -313,11 +312,6 @@ static int gfs2_write_jdata_pagevec(struct address_space *mapping, if (ret || (--(wbc->nr_to_write) <= 0)) ret = 1; - if (wbc->nonblocking && bdi_write_congested(bdi)) { - wbc->encountered_congestion = 1; - ret = 1; - } - } gfs2_trans_end(sdp); return ret; @@ -338,7 +332,6 @@ static int gfs2_write_jdata_pagevec(struct address_space *mapping, static int gfs2_write_cache_jdata(struct address_space *mapping, struct writeback_control *wbc) { - struct backing_dev_info *bdi = mapping->backing_dev_info; int ret = 0; int done = 0; struct pagevec pvec; @@ -348,11 +341,6 @@ static int gfs2_write_cache_jdata(struct address_space *mapping, int scanned = 0; int range_whole = 0; - if (wbc->nonblocking && bdi_write_congested(bdi)) { - wbc->encountered_congestion = 1; - return 0; - } - pagevec_init(&pvec, 0); if (wbc->range_cyclic) { index = mapping->writeback_index; /* Start from prev offset */ @@ -819,8 +807,10 @@ static int gfs2_stuffed_write_end(struct inode *inode, struct buffer_head *dibh, mark_inode_dirty(inode); } - if (inode == sdp->sd_rindex) + if (inode == sdp->sd_rindex) { adjust_fs_space(inode); + ip->i_gh.gh_flags |= GL_NOCACHE; + } brelse(dibh); gfs2_trans_end(sdp); @@ -889,8 +879,10 @@ static int gfs2_write_end(struct file *file, struct address_space *mapping, mark_inode_dirty(inode); } - if (inode == sdp->sd_rindex) + if (inode == sdp->sd_rindex) { adjust_fs_space(inode); + ip->i_gh.gh_flags |= GL_NOCACHE; + } brelse(dibh); gfs2_trans_end(sdp); diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c index 297d7e5..25fddc1 100644 --- a/fs/gfs2/dir.c +++ b/fs/gfs2/dir.c @@ -525,38 +525,6 @@ consist_inode: return ERR_PTR(-EIO); } - -/** - * dirent_first - Return the first dirent - * @dip: the directory - * @bh: The buffer - * @dent: Pointer to list of dirents - * - * return first dirent whether bh points to leaf or stuffed dinode - * - * Returns: IS_LEAF, IS_DINODE, or -errno - */ - -static int dirent_first(struct gfs2_inode *dip, struct buffer_head *bh, - struct gfs2_dirent **dent) -{ - struct gfs2_meta_header *h = (struct gfs2_meta_header *)bh->b_data; - - if (be32_to_cpu(h->mh_type) == GFS2_METATYPE_LF) { - if (gfs2_meta_check(GFS2_SB(&dip->i_inode), bh)) - return -EIO; - *dent = (struct gfs2_dirent *)(bh->b_data + - sizeof(struct gfs2_leaf)); - return IS_LEAF; - } else { - if (gfs2_metatype_check(GFS2_SB(&dip->i_inode), bh, GFS2_METATYPE_DI)) - return -EIO; - *dent = (struct gfs2_dirent *)(bh->b_data + - sizeof(struct gfs2_dinode)); - return IS_DINODE; - } -} - static int dirent_check_reclen(struct gfs2_inode *dip, const struct gfs2_dirent *d, const void *end_p) { @@ -1006,7 +974,7 @@ static int dir_split_leaf(struct inode *inode, const struct qstr *name) divider = (start + half_len) << (32 - dip->i_depth); /* Copy the entries */ - dirent_first(dip, obh, &dent); + dent = (struct gfs2_dirent *)(obh->b_data + sizeof(struct gfs2_leaf)); do { next = dent; diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 8b674b1..f455a03 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -241,15 +241,14 @@ int gfs2_glock_put(struct gfs2_glock *gl) int rv = 0; write_lock(gl_lock_addr(gl->gl_hash)); - if (atomic_dec_and_test(&gl->gl_ref)) { + if (atomic_dec_and_lock(&gl->gl_ref, &lru_lock)) { hlist_del(&gl->gl_list); - write_unlock(gl_lock_addr(gl->gl_hash)); - spin_lock(&lru_lock); if (!list_empty(&gl->gl_lru)) { list_del_init(&gl->gl_lru); atomic_dec(&lru_count); } spin_unlock(&lru_lock); + write_unlock(gl_lock_addr(gl->gl_hash)); GLOCK_BUG_ON(gl, !list_empty(&gl->gl_holders)); glock_free(gl); rv = 1; @@ -513,7 +512,6 @@ retry: GLOCK_BUG_ON(gl, 1); } spin_unlock(&gl->gl_spin); - gfs2_glock_put(gl); return; } @@ -524,8 +522,6 @@ retry: if (glops->go_xmote_bh) { spin_unlock(&gl->gl_spin); rv = glops->go_xmote_bh(gl, gh); - if (rv == -EAGAIN) - return; spin_lock(&gl->gl_spin); if (rv) { do_error(gl, rv); @@ -540,7 +536,6 @@ out: clear_bit(GLF_LOCK, &gl->gl_flags); out_locked: spin_unlock(&gl->gl_spin); - gfs2_glock_put(gl); } static unsigned int gfs2_lm_lock(struct gfs2_sbd *sdp, void *lock, @@ -600,7 +595,6 @@ __acquires(&gl->gl_spin) if (!(ret & LM_OUT_ASYNC)) { finish_xmote(gl, ret); - gfs2_glock_hold(gl); if (queue_delayed_work(glock_workqueue, &gl->gl_work, 0) == 0) gfs2_glock_put(gl); } else { @@ -672,12 +666,17 @@ out: return; out_sched: + clear_bit(GLF_LOCK, &gl->gl_flags); + smp_mb__after_clear_bit(); gfs2_glock_hold(gl); if (queue_delayed_work(glock_workqueue, &gl->gl_work, 0) == 0) gfs2_glock_put_nolock(gl); + return; + out_unlock: clear_bit(GLF_LOCK, &gl->gl_flags); - goto out; + smp_mb__after_clear_bit(); + return; } static void delete_work_func(struct work_struct *work) @@ -707,9 +706,12 @@ static void glock_work_func(struct work_struct *work) { unsigned long delay = 0; struct gfs2_glock *gl = container_of(work, struct gfs2_glock, gl_work.work); + int drop_ref = 0; - if (test_and_clear_bit(GLF_REPLY_PENDING, &gl->gl_flags)) + if (test_and_clear_bit(GLF_REPLY_PENDING, &gl->gl_flags)) { finish_xmote(gl, gl->gl_reply); + drop_ref = 1; + } down_read(&gfs2_umount_flush_sem); spin_lock(&gl->gl_spin); if (test_and_clear_bit(GLF_PENDING_DEMOTE, &gl->gl_flags) && @@ -727,6 +729,8 @@ static void glock_work_func(struct work_struct *work) if (!delay || queue_delayed_work(glock_workqueue, &gl->gl_work, delay) == 0) gfs2_glock_put(gl); + if (drop_ref) + gfs2_glock_put(gl); } /** @@ -1361,10 +1365,6 @@ static int gfs2_shrink_glock_memory(int nr, gfp_t gfp_mask) list_del_init(&gl->gl_lru); atomic_dec(&lru_count); - /* Check if glock is about to be freed */ - if (atomic_read(&gl->gl_ref) == 0) - continue; - /* Test for being demotable */ if (!test_and_set_bit(GLF_LOCK, &gl->gl_flags)) { gfs2_glock_hold(gl); @@ -1375,10 +1375,11 @@ static int gfs2_shrink_glock_memory(int nr, gfp_t gfp_mask) handle_callback(gl, LM_ST_UNLOCKED, 0); nr--; } + clear_bit(GLF_LOCK, &gl->gl_flags); + smp_mb__after_clear_bit(); if (queue_delayed_work(glock_workqueue, &gl->gl_work, 0) == 0) gfs2_glock_put_nolock(gl); spin_unlock(&gl->gl_spin); - clear_bit(GLF_LOCK, &gl->gl_flags); spin_lock(&lru_lock); continue; } diff --git a/fs/gfs2/glock.h b/fs/gfs2/glock.h index c609894..13f0bd2 100644 --- a/fs/gfs2/glock.h +++ b/fs/gfs2/glock.h @@ -180,15 +180,6 @@ static inline int gfs2_glock_is_held_shrd(struct gfs2_glock *gl) return gl->gl_state == LM_ST_SHARED; } -static inline int gfs2_glock_is_blocking(struct gfs2_glock *gl) -{ - int ret; - spin_lock(&gl->gl_spin); - ret = test_bit(GLF_DEMOTE, &gl->gl_flags); - spin_unlock(&gl->gl_spin); - return ret; -} - int gfs2_glock_get(struct gfs2_sbd *sdp, u64 number, const struct gfs2_glock_operations *glops, int create, struct gfs2_glock **glp); diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c index 6985eef..78554ac 100644 --- a/fs/gfs2/glops.c +++ b/fs/gfs2/glops.c @@ -13,6 +13,7 @@ #include <linux/buffer_head.h> #include <linux/gfs2_ondisk.h> #include <linux/bio.h> +#include <linux/posix_acl.h> #include "gfs2.h" #include "incore.h" @@ -184,8 +185,10 @@ static void inode_go_inval(struct gfs2_glock *gl, int flags) if (flags & DIO_METADATA) { struct address_space *mapping = gl->gl_aspace->i_mapping; truncate_inode_pages(mapping, 0); - if (ip) + if (ip) { set_bit(GIF_INVALID, &ip->i_flags); + forget_all_cached_acls(&ip->i_inode); + } } if (ip == GFS2_I(gl->gl_sbd->sd_rindex)) diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h index 6edb423..4792200 100644 --- a/fs/gfs2/incore.h +++ b/fs/gfs2/incore.h @@ -429,7 +429,11 @@ struct gfs2_args { unsigned int ar_meta:1; /* mount metafs */ unsigned int ar_discard:1; /* discard requests */ unsigned int ar_errors:2; /* errors=withdraw | panic */ + unsigned int ar_nobarrier:1; /* do not send barriers */ int ar_commit; /* Commit interval */ + int ar_statfs_quantum; /* The fast statfs interval */ + int ar_quota_quantum; /* The quota interval */ + int ar_statfs_percent; /* The % change to force sync */ }; struct gfs2_tune { @@ -558,6 +562,7 @@ struct gfs2_sbd { spinlock_t sd_statfs_spin; struct gfs2_statfs_change_host sd_statfs_master; struct gfs2_statfs_change_host sd_statfs_local; + int sd_statfs_force_sync; /* Resource group stuff */ diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c index fb15d3b1..26ba2a4 100644 --- a/fs/gfs2/inode.c +++ b/fs/gfs2/inode.c @@ -871,7 +871,7 @@ struct inode *gfs2_createi(struct gfs2_holder *ghs, const struct qstr *name, if (error) goto fail_gunlock2; - error = gfs2_acl_create(dip, GFS2_I(inode)); + error = gfs2_acl_create(dip, inode); if (error) goto fail_gunlock2; @@ -947,9 +947,7 @@ void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf) str->di_header.mh_magic = cpu_to_be32(GFS2_MAGIC); str->di_header.mh_type = cpu_to_be32(GFS2_METATYPE_DI); - str->di_header.__pad0 = 0; str->di_header.mh_format = cpu_to_be32(GFS2_FORMAT_DI); - str->di_header.__pad1 = 0; str->di_num.no_addr = cpu_to_be64(ip->i_no_addr); str->di_num.no_formal_ino = cpu_to_be64(ip->i_no_formal_ino); str->di_mode = cpu_to_be32(ip->i_inode.i_mode); diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c index 13c6237..4511b08 100644 --- a/fs/gfs2/log.c +++ b/fs/gfs2/log.c @@ -596,7 +596,9 @@ static void log_write_header(struct gfs2_sbd *sdp, u32 flags, int pull) memset(lh, 0, sizeof(struct gfs2_log_header)); lh->lh_header.mh_magic = cpu_to_be32(GFS2_MAGIC); lh->lh_header.mh_type = cpu_to_be32(GFS2_METATYPE_LH); + lh->lh_header.__pad0 = cpu_to_be64(0); lh->lh_header.mh_format = cpu_to_be32(GFS2_FORMAT_LH); + lh->lh_header.mh_jid = cpu_to_be32(sdp->sd_jdesc->jd_jid); lh->lh_sequence = cpu_to_be64(sdp->sd_log_sequence++); lh->lh_flags = cpu_to_be32(flags); lh->lh_tail = cpu_to_be32(tail); diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c index 9969ff0..de97632 100644 --- a/fs/gfs2/lops.c +++ b/fs/gfs2/lops.c @@ -132,6 +132,7 @@ static struct buffer_head *gfs2_get_log_desc(struct gfs2_sbd *sdp, u32 ld_type) static void buf_lo_add(struct gfs2_sbd *sdp, struct gfs2_log_element *le) { struct gfs2_bufdata *bd = container_of(le, struct gfs2_bufdata, bd_le); + struct gfs2_meta_header *mh; struct gfs2_trans *tr; lock_buffer(bd->bd_bh); @@ -148,6 +149,9 @@ static void buf_lo_add(struct gfs2_sbd *sdp, struct gfs2_log_element *le) set_bit(GLF_DIRTY, &bd->bd_gl->gl_flags); gfs2_meta_check(sdp, bd->bd_bh); gfs2_pin(sdp, bd->bd_bh); + mh = (struct gfs2_meta_header *)bd->bd_bh->b_data; + mh->__pad0 = cpu_to_be64(0); + mh->mh_jid = cpu_to_be32(sdp->sd_jdesc->jd_jid); sdp->sd_log_num_buf++; list_add(&le->le_list, &sdp->sd_log_le_buf); tr->tr_num_buf_new++; diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index 52fb6c0..edfee24 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -18,6 +18,7 @@ #include <linux/mount.h> #include <linux/gfs2_ondisk.h> #include <linux/slow-work.h> +#include <linux/quotaops.h> #include "gfs2.h" #include "incore.h" @@ -62,13 +63,10 @@ static void gfs2_tune_init(struct gfs2_tune *gt) gt->gt_quota_warn_period = 10; gt->gt_quota_scale_num = 1; gt->gt_quota_scale_den = 1; - gt->gt_quota_quantum = 60; gt->gt_new_files_jdata = 0; gt->gt_max_readahead = 1 << 18; gt->gt_stall_secs = 600; gt->gt_complain_secs = 10; - gt->gt_statfs_quantum = 30; - gt->gt_statfs_slow = 0; } static struct gfs2_sbd *init_sbd(struct super_block *sb) @@ -1114,7 +1112,7 @@ void gfs2_online_uevent(struct gfs2_sbd *sdp) * Returns: errno */ -static int fill_super(struct super_block *sb, void *data, int silent) +static int fill_super(struct super_block *sb, struct gfs2_args *args, int silent) { struct gfs2_sbd *sdp; struct gfs2_holder mount_gh; @@ -1125,17 +1123,7 @@ static int fill_super(struct super_block *sb, void *data, int silent) printk(KERN_WARNING "GFS2: can't alloc struct gfs2_sbd\n"); return -ENOMEM; } - - sdp->sd_args.ar_quota = GFS2_QUOTA_DEFAULT; - sdp->sd_args.ar_data = GFS2_DATA_DEFAULT; - sdp->sd_args.ar_commit = 60; - sdp->sd_args.ar_errors = GFS2_ERRORS_DEFAULT; - - error = gfs2_mount_args(sdp, &sdp->sd_args, data); - if (error) { - printk(KERN_WARNING "GFS2: can't parse mount arguments\n"); - goto fail; - } + sdp->sd_args = *args; if (sdp->sd_args.ar_spectator) { sb->s_flags |= MS_RDONLY; @@ -1143,11 +1131,15 @@ static int fill_super(struct super_block *sb, void *data, int silent) } if (sdp->sd_args.ar_posix_acl) sb->s_flags |= MS_POSIXACL; + if (sdp->sd_args.ar_nobarrier) + set_bit(SDF_NOBARRIERS, &sdp->sd_flags); sb->s_magic = GFS2_MAGIC; sb->s_op = &gfs2_super_ops; sb->s_export_op = &gfs2_export_ops; sb->s_xattr = gfs2_xattr_handlers; + sb->s_qcop = &gfs2_quotactl_ops; + sb_dqopt(sb)->flags |= DQUOT_QUOTA_SYS_FILE; sb->s_time_gran = 1; sb->s_maxbytes = MAX_LFS_FILESIZE; @@ -1160,6 +1152,15 @@ static int fill_super(struct super_block *sb, void *data, int silent) sdp->sd_fsb2bb = 1 << sdp->sd_fsb2bb_shift; sdp->sd_tune.gt_log_flush_secs = sdp->sd_args.ar_commit; + sdp->sd_tune.gt_quota_quantum = sdp->sd_args.ar_quota_quantum; + if (sdp->sd_args.ar_statfs_quantum) { + sdp->sd_tune.gt_statfs_slow = 0; + sdp->sd_tune.gt_statfs_quantum = sdp->sd_args.ar_statfs_quantum; + } + else { + sdp->sd_tune.gt_statfs_slow = 1; + sdp->sd_tune.gt_statfs_quantum = 30; + } error = init_names(sdp, silent); if (error) @@ -1243,18 +1244,127 @@ fail: return error; } -static int gfs2_get_sb(struct file_system_type *fs_type, int flags, - const char *dev_name, void *data, struct vfsmount *mnt) +static int set_gfs2_super(struct super_block *s, void *data) { - return get_sb_bdev(fs_type, flags, dev_name, data, fill_super, mnt); + s->s_bdev = data; + s->s_dev = s->s_bdev->bd_dev; + + /* + * We set the bdi here to the queue backing, file systems can + * overwrite this in ->fill_super() + */ + s->s_bdi = &bdev_get_queue(s->s_bdev)->backing_dev_info; + return 0; } -static int test_meta_super(struct super_block *s, void *ptr) +static int test_gfs2_super(struct super_block *s, void *ptr) { struct block_device *bdev = ptr; return (bdev == s->s_bdev); } +/** + * gfs2_get_sb - Get the GFS2 superblock + * @fs_type: The GFS2 filesystem type + * @flags: Mount flags + * @dev_name: The name of the device + * @data: The mount arguments + * @mnt: The vfsmnt for this mount + * + * Q. Why not use get_sb_bdev() ? + * A. We need to select one of two root directories to mount, independent + * of whether this is the initial, or subsequent, mount of this sb + * + * Returns: 0 or -ve on error + */ + +static int gfs2_get_sb(struct file_system_type *fs_type, int flags, + const char *dev_name, void *data, struct vfsmount *mnt) +{ + struct block_device *bdev; + struct super_block *s; + fmode_t mode = FMODE_READ; + int error; + struct gfs2_args args; + struct gfs2_sbd *sdp; + + if (!(flags & MS_RDONLY)) + mode |= FMODE_WRITE; + + bdev = open_bdev_exclusive(dev_name, mode, fs_type); + if (IS_ERR(bdev)) + return PTR_ERR(bdev); + + /* + * once the super is inserted into the list by sget, s_umount + * will protect the lockfs code from trying to start a snapshot + * while we are mounting + */ + mutex_lock(&bdev->bd_fsfreeze_mutex); + if (bdev->bd_fsfreeze_count > 0) { + mutex_unlock(&bdev->bd_fsfreeze_mutex); + error = -EBUSY; + goto error_bdev; + } + s = sget(fs_type, test_gfs2_super, set_gfs2_super, bdev); + mutex_unlock(&bdev->bd_fsfreeze_mutex); + error = PTR_ERR(s); + if (IS_ERR(s)) + goto error_bdev; + + memset(&args, 0, sizeof(args)); + args.ar_quota = GFS2_QUOTA_DEFAULT; + args.ar_data = GFS2_DATA_DEFAULT; + args.ar_commit = 60; + args.ar_statfs_quantum = 30; + args.ar_quota_quantum = 60; + args.ar_errors = GFS2_ERRORS_DEFAULT; + + error = gfs2_mount_args(&args, data); + if (error) { + printk(KERN_WARNING "GFS2: can't parse mount arguments\n"); + if (s->s_root) + goto error_super; + deactivate_locked_super(s); + return error; + } + + if (s->s_root) { + error = -EBUSY; + if ((flags ^ s->s_flags) & MS_RDONLY) + goto error_super; + close_bdev_exclusive(bdev, mode); + } else { + char b[BDEVNAME_SIZE]; + + s->s_flags = flags; + s->s_mode = mode; + strlcpy(s->s_id, bdevname(bdev, b), sizeof(s->s_id)); + sb_set_blocksize(s, block_size(bdev)); + error = fill_super(s, &args, flags & MS_SILENT ? 1 : 0); + if (error) { + deactivate_locked_super(s); + return error; + } + s->s_flags |= MS_ACTIVE; + bdev->bd_super = s; + } + + sdp = s->s_fs_info; + mnt->mnt_sb = s; + if (args.ar_meta) + mnt->mnt_root = dget(sdp->sd_master_dir); + else + mnt->mnt_root = dget(sdp->sd_root_dir); + return 0; + +error_super: + deactivate_locked_super(s); +error_bdev: + close_bdev_exclusive(bdev, mode); + return error; +} + static int set_meta_super(struct super_block *s, void *ptr) { return -EINVAL; @@ -1274,13 +1384,17 @@ static int gfs2_get_sb_meta(struct file_system_type *fs_type, int flags, dev_name, error); return error; } - s = sget(&gfs2_fs_type, test_meta_super, set_meta_super, + s = sget(&gfs2_fs_type, test_gfs2_super, set_meta_super, path.dentry->d_inode->i_sb->s_bdev); path_put(&path); if (IS_ERR(s)) { printk(KERN_WARNING "GFS2: gfs2 mount does not exist\n"); return PTR_ERR(s); } + if ((flags ^ s->s_flags) & MS_RDONLY) { + deactivate_locked_super(s); + return -EBUSY; + } sdp = s->s_fs_info; mnt->mnt_sb = s; mnt->mnt_root = dget(sdp->sd_master_dir); diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index 2e9b932..e3bf6ea 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -15,7 +15,7 @@ * fuzziness in the current usage value of IDs that are being used on different * nodes in the cluster simultaneously. So, it is possible for a user on * multiple nodes to overrun their quota, but that overrun is controlable. - * Since quota tags are part of transactions, there is no need to a quota check + * Since quota tags are part of transactions, there is no need for a quota check * program to be run on node crashes or anything like that. * * There are couple of knobs that let the administrator manage the quota @@ -47,6 +47,8 @@ #include <linux/gfs2_ondisk.h> #include <linux/kthread.h> #include <linux/freezer.h> +#include <linux/quota.h> +#include <linux/dqblk_xfs.h> #include "gfs2.h" #include "incore.h" @@ -65,13 +67,6 @@ #define QUOTA_USER 1 #define QUOTA_GROUP 0 -struct gfs2_quota_host { - u64 qu_limit; - u64 qu_warn; - s64 qu_value; - u32 qu_ll_next; -}; - struct gfs2_quota_change_host { u64 qc_change; u32 qc_flags; /* GFS2_QCF_... */ @@ -164,7 +159,7 @@ fail: return error; } -static int qd_get(struct gfs2_sbd *sdp, int user, u32 id, int create, +static int qd_get(struct gfs2_sbd *sdp, int user, u32 id, struct gfs2_quota_data **qdp) { struct gfs2_quota_data *qd = NULL, *new_qd = NULL; @@ -202,7 +197,7 @@ static int qd_get(struct gfs2_sbd *sdp, int user, u32 id, int create, spin_unlock(&qd_lru_lock); - if (qd || !create) { + if (qd) { if (new_qd) { gfs2_glock_put(new_qd->qd_gl); kmem_cache_free(gfs2_quotad_cachep, new_qd); @@ -461,12 +456,12 @@ static void qd_unlock(struct gfs2_quota_data *qd) qd_put(qd); } -static int qdsb_get(struct gfs2_sbd *sdp, int user, u32 id, int create, +static int qdsb_get(struct gfs2_sbd *sdp, int user, u32 id, struct gfs2_quota_data **qdp) { int error; - error = qd_get(sdp, user, id, create, qdp); + error = qd_get(sdp, user, id, qdp); if (error) return error; @@ -508,20 +503,20 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid) if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) return 0; - error = qdsb_get(sdp, QUOTA_USER, ip->i_inode.i_uid, CREATE, qd); + error = qdsb_get(sdp, QUOTA_USER, ip->i_inode.i_uid, qd); if (error) goto out; al->al_qd_num++; qd++; - error = qdsb_get(sdp, QUOTA_GROUP, ip->i_inode.i_gid, CREATE, qd); + error = qdsb_get(sdp, QUOTA_GROUP, ip->i_inode.i_gid, qd); if (error) goto out; al->al_qd_num++; qd++; if (uid != NO_QUOTA_CHANGE && uid != ip->i_inode.i_uid) { - error = qdsb_get(sdp, QUOTA_USER, uid, CREATE, qd); + error = qdsb_get(sdp, QUOTA_USER, uid, qd); if (error) goto out; al->al_qd_num++; @@ -529,7 +524,7 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid) } if (gid != NO_QUOTA_CHANGE && gid != ip->i_inode.i_gid) { - error = qdsb_get(sdp, QUOTA_GROUP, gid, CREATE, qd); + error = qdsb_get(sdp, QUOTA_GROUP, gid, qd); if (error) goto out; al->al_qd_num++; @@ -617,48 +612,36 @@ static void do_qc(struct gfs2_quota_data *qd, s64 change) mutex_unlock(&sdp->sd_quota_mutex); } -static void gfs2_quota_in(struct gfs2_quota_host *qu, const void *buf) -{ - const struct gfs2_quota *str = buf; - - qu->qu_limit = be64_to_cpu(str->qu_limit); - qu->qu_warn = be64_to_cpu(str->qu_warn); - qu->qu_value = be64_to_cpu(str->qu_value); - qu->qu_ll_next = be32_to_cpu(str->qu_ll_next); -} - -static void gfs2_quota_out(const struct gfs2_quota_host *qu, void *buf) -{ - struct gfs2_quota *str = buf; - - str->qu_limit = cpu_to_be64(qu->qu_limit); - str->qu_warn = cpu_to_be64(qu->qu_warn); - str->qu_value = cpu_to_be64(qu->qu_value); - str->qu_ll_next = cpu_to_be32(qu->qu_ll_next); - memset(&str->qu_reserved, 0, sizeof(str->qu_reserved)); -} - /** - * gfs2_adjust_quota + * gfs2_adjust_quota - adjust record of current block usage + * @ip: The quota inode + * @loc: Offset of the entry in the quota file + * @change: The amount of usage change to record + * @qd: The quota data + * @fdq: The updated limits to record * * This function was mostly borrowed from gfs2_block_truncate_page which was * in turn mostly borrowed from ext3 + * + * Returns: 0 or -ve on error */ + static int gfs2_adjust_quota(struct gfs2_inode *ip, loff_t loc, - s64 change, struct gfs2_quota_data *qd) + s64 change, struct gfs2_quota_data *qd, + struct fs_disk_quota *fdq) { struct inode *inode = &ip->i_inode; struct address_space *mapping = inode->i_mapping; unsigned long index = loc >> PAGE_CACHE_SHIFT; unsigned offset = loc & (PAGE_CACHE_SIZE - 1); unsigned blocksize, iblock, pos; - struct buffer_head *bh; + struct buffer_head *bh, *dibh; struct page *page; void *kaddr; - char *ptr; - struct gfs2_quota_host qp; + struct gfs2_quota *qp; s64 value; int err = -EIO; + u64 size; if (gfs2_is_stuffed(ip)) gfs2_unstuff_dinode(ip, NULL); @@ -700,18 +683,38 @@ static int gfs2_adjust_quota(struct gfs2_inode *ip, loff_t loc, gfs2_trans_add_bh(ip->i_gl, bh, 0); kaddr = kmap_atomic(page, KM_USER0); - ptr = kaddr + offset; - gfs2_quota_in(&qp, ptr); - qp.qu_value += change; - value = qp.qu_value; - gfs2_quota_out(&qp, ptr); + qp = kaddr + offset; + value = (s64)be64_to_cpu(qp->qu_value) + change; + qp->qu_value = cpu_to_be64(value); + qd->qd_qb.qb_value = qp->qu_value; + if (fdq) { + if (fdq->d_fieldmask & FS_DQ_BSOFT) { + qp->qu_warn = cpu_to_be64(fdq->d_blk_softlimit); + qd->qd_qb.qb_warn = qp->qu_warn; + } + if (fdq->d_fieldmask & FS_DQ_BHARD) { + qp->qu_limit = cpu_to_be64(fdq->d_blk_hardlimit); + qd->qd_qb.qb_limit = qp->qu_limit; + } + } flush_dcache_page(page); kunmap_atomic(kaddr, KM_USER0); - err = 0; - qd->qd_qb.qb_magic = cpu_to_be32(GFS2_MAGIC); - qd->qd_qb.qb_value = cpu_to_be64(value); - ((struct gfs2_quota_lvb*)(qd->qd_gl->gl_lvb))->qb_magic = cpu_to_be32(GFS2_MAGIC); - ((struct gfs2_quota_lvb*)(qd->qd_gl->gl_lvb))->qb_value = cpu_to_be64(value); + + err = gfs2_meta_inode_buffer(ip, &dibh); + if (err) + goto unlock; + + size = loc + sizeof(struct gfs2_quota); + if (size > inode->i_size) { + ip->i_disksize = size; + i_size_write(inode, size); + } + inode->i_mtime = inode->i_atime = CURRENT_TIME; + gfs2_trans_add_bh(ip->i_gl, dibh, 1); + gfs2_dinode_out(ip, dibh->b_data); + brelse(dibh); + mark_inode_dirty(inode); + unlock: unlock_page(page); page_cache_release(page); @@ -739,9 +742,9 @@ static int do_sync(unsigned int num_qd, struct gfs2_quota_data **qda) return -ENOMEM; sort(qda, num_qd, sizeof(struct gfs2_quota_data *), sort_qd, NULL); + mutex_lock_nested(&ip->i_inode.i_mutex, I_MUTEX_QUOTA); for (qx = 0; qx < num_qd; qx++) { - error = gfs2_glock_nq_init(qda[qx]->qd_gl, - LM_ST_EXCLUSIVE, + error = gfs2_glock_nq_init(qda[qx]->qd_gl, LM_ST_EXCLUSIVE, GL_NOCACHE, &ghs[qx]); if (error) goto out; @@ -795,9 +798,7 @@ static int do_sync(unsigned int num_qd, struct gfs2_quota_data **qda) for (x = 0; x < num_qd; x++) { qd = qda[x]; offset = qd2offset(qd); - error = gfs2_adjust_quota(ip, offset, qd->qd_change_sync, - (struct gfs2_quota_data *) - qd); + error = gfs2_adjust_quota(ip, offset, qd->qd_change_sync, qd, NULL); if (error) goto out_end_trans; @@ -817,21 +818,44 @@ out_gunlock: out: while (qx--) gfs2_glock_dq_uninit(&ghs[qx]); + mutex_unlock(&ip->i_inode.i_mutex); kfree(ghs); gfs2_log_flush(ip->i_gl->gl_sbd, ip->i_gl); return error; } +static int update_qd(struct gfs2_sbd *sdp, struct gfs2_quota_data *qd) +{ + struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode); + struct gfs2_quota q; + struct gfs2_quota_lvb *qlvb; + loff_t pos; + int error; + + memset(&q, 0, sizeof(struct gfs2_quota)); + pos = qd2offset(qd); + error = gfs2_internal_read(ip, NULL, (char *)&q, &pos, sizeof(q)); + if (error < 0) + return error; + + qlvb = (struct gfs2_quota_lvb *)qd->qd_gl->gl_lvb; + qlvb->qb_magic = cpu_to_be32(GFS2_MAGIC); + qlvb->__pad = 0; + qlvb->qb_limit = q.qu_limit; + qlvb->qb_warn = q.qu_warn; + qlvb->qb_value = q.qu_value; + qd->qd_qb = *qlvb; + + return 0; +} + static int do_glock(struct gfs2_quota_data *qd, int force_refresh, struct gfs2_holder *q_gh) { struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd; struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode); struct gfs2_holder i_gh; - struct gfs2_quota_host q; - char buf[sizeof(struct gfs2_quota)]; int error; - struct gfs2_quota_lvb *qlvb; restart: error = gfs2_glock_nq_init(qd->qd_gl, LM_ST_SHARED, 0, q_gh); @@ -841,11 +865,9 @@ restart: qd->qd_qb = *(struct gfs2_quota_lvb *)qd->qd_gl->gl_lvb; if (force_refresh || qd->qd_qb.qb_magic != cpu_to_be32(GFS2_MAGIC)) { - loff_t pos; gfs2_glock_dq_uninit(q_gh); - error = gfs2_glock_nq_init(qd->qd_gl, - LM_ST_EXCLUSIVE, GL_NOCACHE, - q_gh); + error = gfs2_glock_nq_init(qd->qd_gl, LM_ST_EXCLUSIVE, + GL_NOCACHE, q_gh); if (error) return error; @@ -853,29 +875,14 @@ restart: if (error) goto fail; - memset(buf, 0, sizeof(struct gfs2_quota)); - pos = qd2offset(qd); - error = gfs2_internal_read(ip, NULL, buf, &pos, - sizeof(struct gfs2_quota)); - if (error < 0) + error = update_qd(sdp, qd); + if (error) goto fail_gunlock; gfs2_glock_dq_uninit(&i_gh); - - gfs2_quota_in(&q, buf); - qlvb = (struct gfs2_quota_lvb *)qd->qd_gl->gl_lvb; - qlvb->qb_magic = cpu_to_be32(GFS2_MAGIC); - qlvb->__pad = 0; - qlvb->qb_limit = cpu_to_be64(q.qu_limit); - qlvb->qb_warn = cpu_to_be64(q.qu_warn); - qlvb->qb_value = cpu_to_be64(q.qu_value); - qd->qd_qb = *qlvb; - - if (gfs2_glock_is_blocking(qd->qd_gl)) { - gfs2_glock_dq_uninit(q_gh); - force_refresh = 0; - goto restart; - } + gfs2_glock_dq_uninit(q_gh); + force_refresh = 0; + goto restart; } return 0; @@ -995,7 +1002,7 @@ static int print_message(struct gfs2_quota_data *qd, char *type) { struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd; - printk(KERN_INFO "GFS2: fsid=%s: quota %s for %s %u\r\n", + printk(KERN_INFO "GFS2: fsid=%s: quota %s for %s %u\n", sdp->sd_fsname, type, (test_bit(QDF_USER, &qd->qd_flags)) ? "user" : "group", qd->qd_id); @@ -1032,6 +1039,10 @@ int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid) if (be64_to_cpu(qd->qd_qb.qb_limit) && (s64)be64_to_cpu(qd->qd_qb.qb_limit) < value) { print_message(qd, "exceeded"); + quota_send_warning(test_bit(QDF_USER, &qd->qd_flags) ? + USRQUOTA : GRPQUOTA, qd->qd_id, + sdp->sd_vfs->s_dev, QUOTA_NL_BHARDWARN); + error = -EDQUOT; break; } else if (be64_to_cpu(qd->qd_qb.qb_warn) && @@ -1039,6 +1050,9 @@ int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid) time_after_eq(jiffies, qd->qd_last_warn + gfs2_tune_get(sdp, gt_quota_warn_period) * HZ)) { + quota_send_warning(test_bit(QDF_USER, &qd->qd_flags) ? + USRQUOTA : GRPQUOTA, qd->qd_id, + sdp->sd_vfs->s_dev, QUOTA_NL_BSOFTWARN); error = print_message(qd, "warning"); qd->qd_last_warn = jiffies; } @@ -1069,8 +1083,9 @@ void gfs2_quota_change(struct gfs2_inode *ip, s64 change, } } -int gfs2_quota_sync(struct gfs2_sbd *sdp) +int gfs2_quota_sync(struct super_block *sb, int type) { + struct gfs2_sbd *sdp = sb->s_fs_info; struct gfs2_quota_data **qda; unsigned int max_qd = gfs2_tune_get(sdp, gt_quota_simul_sync); unsigned int num_qd; @@ -1118,7 +1133,7 @@ int gfs2_quota_refresh(struct gfs2_sbd *sdp, int user, u32 id) struct gfs2_holder q_gh; int error; - error = qd_get(sdp, user, id, CREATE, &qd); + error = qd_get(sdp, user, id, &qd); if (error) return error; @@ -1127,7 +1142,6 @@ int gfs2_quota_refresh(struct gfs2_sbd *sdp, int user, u32 id) gfs2_glock_dq_uninit(&q_gh); qd_put(qd); - return error; } @@ -1298,12 +1312,12 @@ static void quotad_error(struct gfs2_sbd *sdp, const char *msg, int error) } static void quotad_check_timeo(struct gfs2_sbd *sdp, const char *msg, - int (*fxn)(struct gfs2_sbd *sdp), + int (*fxn)(struct super_block *sb, int type), unsigned long t, unsigned long *timeo, unsigned int *new_timeo) { if (t >= *timeo) { - int error = fxn(sdp); + int error = fxn(sdp->sd_vfs, 0); quotad_error(sdp, msg, error); *timeo = gfs2_tune_get_i(&sdp->sd_tune, new_timeo) * HZ; } else { @@ -1330,6 +1344,14 @@ static void quotad_check_trunc_list(struct gfs2_sbd *sdp) } } +void gfs2_wake_up_statfs(struct gfs2_sbd *sdp) { + if (!sdp->sd_statfs_force_sync) { + sdp->sd_statfs_force_sync = 1; + wake_up(&sdp->sd_quota_wait); + } +} + + /** * gfs2_quotad - Write cached quota changes into the quota file * @sdp: Pointer to GFS2 superblock @@ -1349,8 +1371,15 @@ int gfs2_quotad(void *data) while (!kthread_should_stop()) { /* Update the master statfs file */ - quotad_check_timeo(sdp, "statfs", gfs2_statfs_sync, t, - &statfs_timeo, &tune->gt_statfs_quantum); + if (sdp->sd_statfs_force_sync) { + int error = gfs2_statfs_sync(sdp->sd_vfs, 0); + quotad_error(sdp, "statfs", error); + statfs_timeo = gfs2_tune_get(sdp, gt_statfs_quantum) * HZ; + } + else + quotad_check_timeo(sdp, "statfs", gfs2_statfs_sync, t, + &statfs_timeo, + &tune->gt_statfs_quantum); /* Update quota file */ quotad_check_timeo(sdp, "sync", gfs2_quota_sync, t, @@ -1367,7 +1396,7 @@ int gfs2_quotad(void *data) spin_lock(&sdp->sd_trunc_lock); empty = list_empty(&sdp->sd_trunc_list); spin_unlock(&sdp->sd_trunc_lock); - if (empty) + if (empty && !sdp->sd_statfs_force_sync) t -= schedule_timeout(t); else t = 0; @@ -1377,3 +1406,181 @@ int gfs2_quotad(void *data) return 0; } +static int gfs2_quota_get_xstate(struct super_block *sb, + struct fs_quota_stat *fqs) +{ + struct gfs2_sbd *sdp = sb->s_fs_info; + + memset(fqs, 0, sizeof(struct fs_quota_stat)); + fqs->qs_version = FS_QSTAT_VERSION; + if (sdp->sd_args.ar_quota == GFS2_QUOTA_ON) + fqs->qs_flags = (XFS_QUOTA_UDQ_ENFD | XFS_QUOTA_GDQ_ENFD); + else if (sdp->sd_args.ar_quota == GFS2_QUOTA_ACCOUNT) + fqs->qs_flags = (XFS_QUOTA_UDQ_ACCT | XFS_QUOTA_GDQ_ACCT); + if (sdp->sd_quota_inode) { + fqs->qs_uquota.qfs_ino = GFS2_I(sdp->sd_quota_inode)->i_no_addr; + fqs->qs_uquota.qfs_nblks = sdp->sd_quota_inode->i_blocks; + } + fqs->qs_uquota.qfs_nextents = 1; /* unsupported */ + fqs->qs_gquota = fqs->qs_uquota; /* its the same inode in both cases */ + fqs->qs_incoredqs = atomic_read(&qd_lru_count); + return 0; +} + +static int gfs2_xquota_get(struct super_block *sb, int type, qid_t id, + struct fs_disk_quota *fdq) +{ + struct gfs2_sbd *sdp = sb->s_fs_info; + struct gfs2_quota_lvb *qlvb; + struct gfs2_quota_data *qd; + struct gfs2_holder q_gh; + int error; + + memset(fdq, 0, sizeof(struct fs_disk_quota)); + + if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) + return -ESRCH; /* Crazy XFS error code */ + + if (type == USRQUOTA) + type = QUOTA_USER; + else if (type == GRPQUOTA) + type = QUOTA_GROUP; + else + return -EINVAL; + + error = qd_get(sdp, type, id, &qd); + if (error) + return error; + error = do_glock(qd, FORCE, &q_gh); + if (error) + goto out; + + qlvb = (struct gfs2_quota_lvb *)qd->qd_gl->gl_lvb; + fdq->d_version = FS_DQUOT_VERSION; + fdq->d_flags = (type == QUOTA_USER) ? XFS_USER_QUOTA : XFS_GROUP_QUOTA; + fdq->d_id = id; + fdq->d_blk_hardlimit = be64_to_cpu(qlvb->qb_limit); + fdq->d_blk_softlimit = be64_to_cpu(qlvb->qb_warn); + fdq->d_bcount = be64_to_cpu(qlvb->qb_value); + + gfs2_glock_dq_uninit(&q_gh); +out: + qd_put(qd); + return error; +} + +/* GFS2 only supports a subset of the XFS fields */ +#define GFS2_FIELDMASK (FS_DQ_BSOFT|FS_DQ_BHARD) + +static int gfs2_xquota_set(struct super_block *sb, int type, qid_t id, + struct fs_disk_quota *fdq) +{ + struct gfs2_sbd *sdp = sb->s_fs_info; + struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode); + struct gfs2_quota_data *qd; + struct gfs2_holder q_gh, i_gh; + unsigned int data_blocks, ind_blocks; + unsigned int blocks = 0; + int alloc_required; + struct gfs2_alloc *al; + loff_t offset; + int error; + + if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) + return -ESRCH; /* Crazy XFS error code */ + + switch(type) { + case USRQUOTA: + type = QUOTA_USER; + if (fdq->d_flags != XFS_USER_QUOTA) + return -EINVAL; + break; + case GRPQUOTA: + type = QUOTA_GROUP; + if (fdq->d_flags != XFS_GROUP_QUOTA) + return -EINVAL; + break; + default: + return -EINVAL; + } + + if (fdq->d_fieldmask & ~GFS2_FIELDMASK) + return -EINVAL; + if (fdq->d_id != id) + return -EINVAL; + + error = qd_get(sdp, type, id, &qd); + if (error) + return error; + + mutex_lock(&ip->i_inode.i_mutex); + error = gfs2_glock_nq_init(qd->qd_gl, LM_ST_EXCLUSIVE, 0, &q_gh); + if (error) + goto out_put; + error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &i_gh); + if (error) + goto out_q; + + /* Check for existing entry, if none then alloc new blocks */ + error = update_qd(sdp, qd); + if (error) + goto out_i; + + /* If nothing has changed, this is a no-op */ + if ((fdq->d_fieldmask & FS_DQ_BSOFT) && + (fdq->d_blk_softlimit == be64_to_cpu(qd->qd_qb.qb_warn))) + fdq->d_fieldmask ^= FS_DQ_BSOFT; + if ((fdq->d_fieldmask & FS_DQ_BHARD) && + (fdq->d_blk_hardlimit == be64_to_cpu(qd->qd_qb.qb_limit))) + fdq->d_fieldmask ^= FS_DQ_BHARD; + if (fdq->d_fieldmask == 0) + goto out_i; + + offset = qd2offset(qd); + error = gfs2_write_alloc_required(ip, offset, sizeof(struct gfs2_quota), + &alloc_required); + if (error) + goto out_i; + if (alloc_required) { + al = gfs2_alloc_get(ip); + if (al == NULL) + goto out_i; + gfs2_write_calc_reserv(ip, sizeof(struct gfs2_quota), + &data_blocks, &ind_blocks); + blocks = al->al_requested = 1 + data_blocks + ind_blocks; + error = gfs2_inplace_reserve(ip); + if (error) + goto out_alloc; + } + + error = gfs2_trans_begin(sdp, blocks + RES_DINODE + 1, 0); + if (error) + goto out_release; + + /* Apply changes */ + error = gfs2_adjust_quota(ip, offset, 0, qd, fdq); + + gfs2_trans_end(sdp); +out_release: + if (alloc_required) { + gfs2_inplace_release(ip); +out_alloc: + gfs2_alloc_put(ip); + } +out_i: + gfs2_glock_dq_uninit(&i_gh); +out_q: + gfs2_glock_dq_uninit(&q_gh); +out_put: + mutex_unlock(&ip->i_inode.i_mutex); + qd_put(qd); + return error; +} + +const struct quotactl_ops gfs2_quotactl_ops = { + .quota_sync = gfs2_quota_sync, + .get_xstate = gfs2_quota_get_xstate, + .get_xquota = gfs2_xquota_get, + .set_xquota = gfs2_xquota_set, +}; + diff --git a/fs/gfs2/quota.h b/fs/gfs2/quota.h index 0fa5fa6..e271fa0 100644 --- a/fs/gfs2/quota.h +++ b/fs/gfs2/quota.h @@ -25,13 +25,15 @@ extern int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid); extern void gfs2_quota_change(struct gfs2_inode *ip, s64 change, u32 uid, u32 gid); -extern int gfs2_quota_sync(struct gfs2_sbd *sdp); +extern int gfs2_quota_sync(struct super_block *sb, int type); extern int gfs2_quota_refresh(struct gfs2_sbd *sdp, int user, u32 id); extern int gfs2_quota_init(struct gfs2_sbd *sdp); extern void gfs2_quota_cleanup(struct gfs2_sbd *sdp); extern int gfs2_quotad(void *data); +extern void gfs2_wake_up_statfs(struct gfs2_sbd *sdp); + static inline int gfs2_quota_lock_check(struct gfs2_inode *ip) { struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); @@ -50,5 +52,6 @@ static inline int gfs2_quota_lock_check(struct gfs2_inode *ip) } extern int gfs2_shrink_qd_memory(int nr, gfp_t gfp_mask); +extern const struct quotactl_ops gfs2_quotactl_ops; #endif /* __QUOTA_DOT_H__ */ diff --git a/fs/gfs2/recovery.c b/fs/gfs2/recovery.c index 09fa319..4b9bece 100644 --- a/fs/gfs2/recovery.c +++ b/fs/gfs2/recovery.c @@ -410,7 +410,9 @@ static int clean_journal(struct gfs2_jdesc *jd, struct gfs2_log_header_host *hea memset(lh, 0, sizeof(struct gfs2_log_header)); lh->lh_header.mh_magic = cpu_to_be32(GFS2_MAGIC); lh->lh_header.mh_type = cpu_to_be32(GFS2_METATYPE_LH); + lh->lh_header.__pad0 = cpu_to_be64(0); lh->lh_header.mh_format = cpu_to_be32(GFS2_FORMAT_LH); + lh->lh_header.mh_jid = cpu_to_be32(sdp->sd_jdesc->jd_jid); lh->lh_sequence = cpu_to_be64(head->lh_sequence + 1); lh->lh_flags = cpu_to_be32(GFS2_LOG_HEAD_UNMOUNT); lh->lh_blkno = cpu_to_be32(lblock); diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 8f1cfb0..0608f49 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -1710,11 +1710,16 @@ int gfs2_check_blk_type(struct gfs2_sbd *sdp, u64 no_addr, unsigned int type) { struct gfs2_rgrpd *rgd; struct gfs2_holder ri_gh, rgd_gh; + struct gfs2_inode *ip = GFS2_I(sdp->sd_rindex); + int ri_locked = 0; int error; - error = gfs2_rindex_hold(sdp, &ri_gh); - if (error) - goto fail; + if (!gfs2_glock_is_locked_by_me(ip->i_gl)) { + error = gfs2_rindex_hold(sdp, &ri_gh); + if (error) + goto fail; + ri_locked = 1; + } error = -EINVAL; rgd = gfs2_blk2rgrpd(sdp, no_addr); @@ -1730,7 +1735,8 @@ int gfs2_check_blk_type(struct gfs2_sbd *sdp, u64 no_addr, unsigned int type) gfs2_glock_dq_uninit(&rgd_gh); fail_rindex: - gfs2_glock_dq_uninit(&ri_gh); + if (ri_locked) + gfs2_glock_dq_uninit(&ri_gh); fail: return error; } diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index 0ec3ec6..c282ad4 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -70,6 +70,11 @@ enum { Opt_commit, Opt_err_withdraw, Opt_err_panic, + Opt_statfs_quantum, + Opt_statfs_percent, + Opt_quota_quantum, + Opt_barrier, + Opt_nobarrier, Opt_error, }; @@ -101,18 +106,23 @@ static const match_table_t tokens = { {Opt_commit, "commit=%d"}, {Opt_err_withdraw, "errors=withdraw"}, {Opt_err_panic, "errors=panic"}, + {Opt_statfs_quantum, "statfs_quantum=%d"}, + {Opt_statfs_percent, "statfs_percent=%d"}, + {Opt_quota_quantum, "quota_quantum=%d"}, + {Opt_barrier, "barrier"}, + {Opt_nobarrier, "nobarrier"}, {Opt_error, NULL} }; /** * gfs2_mount_args - Parse mount options - * @sdp: - * @data: + * @args: The structure into which the parsed options will be written + * @options: The options to parse * * Return: errno */ -int gfs2_mount_args(struct gfs2_sbd *sdp, struct gfs2_args *args, char *options) +int gfs2_mount_args(struct gfs2_args *args, char *options) { char *o; int token; @@ -157,7 +167,7 @@ int gfs2_mount_args(struct gfs2_sbd *sdp, struct gfs2_args *args, char *options) break; case Opt_debug: if (args->ar_errors == GFS2_ERRORS_PANIC) { - fs_info(sdp, "-o debug and -o errors=panic " + printk(KERN_WARNING "GFS2: -o debug and -o errors=panic " "are mutually exclusive.\n"); return -EINVAL; } @@ -210,7 +220,29 @@ int gfs2_mount_args(struct gfs2_sbd *sdp, struct gfs2_args *args, char *options) case Opt_commit: rv = match_int(&tmp[0], &args->ar_commit); if (rv || args->ar_commit <= 0) { - fs_info(sdp, "commit mount option requires a positive numeric argument\n"); + printk(KERN_WARNING "GFS2: commit mount option requires a positive numeric argument\n"); + return rv ? rv : -EINVAL; + } + break; + case Opt_statfs_quantum: + rv = match_int(&tmp[0], &args->ar_statfs_quantum); + if (rv || args->ar_statfs_quantum < 0) { + printk(KERN_WARNING "GFS2: statfs_quantum mount option requires a non-negative numeric argument\n"); + return rv ? rv : -EINVAL; + } + break; + case Opt_quota_quantum: + rv = match_int(&tmp[0], &args->ar_quota_quantum); + if (rv || args->ar_quota_quantum <= 0) { + printk(KERN_WARNING "GFS2: quota_quantum mount option requires a positive numeric argument\n"); + return rv ? rv : -EINVAL; + } + break; + case Opt_statfs_percent: + rv = match_int(&tmp[0], &args->ar_statfs_percent); + if (rv || args->ar_statfs_percent < 0 || + args->ar_statfs_percent > 100) { + printk(KERN_WARNING "statfs_percent mount option requires a numeric argument between 0 and 100\n"); return rv ? rv : -EINVAL; } break; @@ -219,15 +251,21 @@ int gfs2_mount_args(struct gfs2_sbd *sdp, struct gfs2_args *args, char *options) break; case Opt_err_panic: if (args->ar_debug) { - fs_info(sdp, "-o debug and -o errors=panic " + printk(KERN_WARNING "GFS2: -o debug and -o errors=panic " "are mutually exclusive.\n"); return -EINVAL; } args->ar_errors = GFS2_ERRORS_PANIC; break; + case Opt_barrier: + args->ar_nobarrier = 0; + break; + case Opt_nobarrier: + args->ar_nobarrier = 1; + break; case Opt_error: default: - fs_info(sdp, "invalid mount option: %s\n", o); + printk(KERN_WARNING "GFS2: invalid mount option: %s\n", o); return -EINVAL; } } @@ -442,7 +480,10 @@ void gfs2_statfs_change(struct gfs2_sbd *sdp, s64 total, s64 free, { struct gfs2_inode *l_ip = GFS2_I(sdp->sd_sc_inode); struct gfs2_statfs_change_host *l_sc = &sdp->sd_statfs_local; + struct gfs2_statfs_change_host *m_sc = &sdp->sd_statfs_master; struct buffer_head *l_bh; + s64 x, y; + int need_sync = 0; int error; error = gfs2_meta_inode_buffer(l_ip, &l_bh); @@ -456,9 +497,17 @@ void gfs2_statfs_change(struct gfs2_sbd *sdp, s64 total, s64 free, l_sc->sc_free += free; l_sc->sc_dinodes += dinodes; gfs2_statfs_change_out(l_sc, l_bh->b_data + sizeof(struct gfs2_dinode)); + if (sdp->sd_args.ar_statfs_percent) { + x = 100 * l_sc->sc_free; + y = m_sc->sc_free * sdp->sd_args.ar_statfs_percent; + if (x >= y || x <= -y) + need_sync = 1; + } spin_unlock(&sdp->sd_statfs_spin); brelse(l_bh); + if (need_sync) + gfs2_wake_up_statfs(sdp); } void update_statfs(struct gfs2_sbd *sdp, struct buffer_head *m_bh, @@ -484,8 +533,9 @@ void update_statfs(struct gfs2_sbd *sdp, struct buffer_head *m_bh, gfs2_statfs_change_out(m_sc, m_bh->b_data + sizeof(struct gfs2_dinode)); } -int gfs2_statfs_sync(struct gfs2_sbd *sdp) +int gfs2_statfs_sync(struct super_block *sb, int type) { + struct gfs2_sbd *sdp = sb->s_fs_info; struct gfs2_inode *m_ip = GFS2_I(sdp->sd_statfs_inode); struct gfs2_inode *l_ip = GFS2_I(sdp->sd_sc_inode); struct gfs2_statfs_change_host *m_sc = &sdp->sd_statfs_master; @@ -521,6 +571,7 @@ int gfs2_statfs_sync(struct gfs2_sbd *sdp) goto out_bh2; update_statfs(sdp, m_bh, l_bh); + sdp->sd_statfs_force_sync = 0; gfs2_trans_end(sdp); @@ -712,8 +763,8 @@ static int gfs2_make_fs_ro(struct gfs2_sbd *sdp) int error; flush_workqueue(gfs2_delete_workqueue); - gfs2_quota_sync(sdp); - gfs2_statfs_sync(sdp); + gfs2_quota_sync(sdp->sd_vfs, 0); + gfs2_statfs_sync(sdp->sd_vfs, 0); error = gfs2_glock_nq_init(sdp->sd_trans_gl, LM_ST_SHARED, GL_NOCACHE, &t_gh); @@ -1061,8 +1112,13 @@ static int gfs2_remount_fs(struct super_block *sb, int *flags, char *data) spin_lock(>->gt_spin); args.ar_commit = gt->gt_log_flush_secs; + args.ar_quota_quantum = gt->gt_quota_quantum; + if (gt->gt_statfs_slow) + args.ar_statfs_quantum = 0; + else + args.ar_statfs_quantum = gt->gt_statfs_quantum; spin_unlock(>->gt_spin); - error = gfs2_mount_args(sdp, &args, data); + error = gfs2_mount_args(&args, data); if (error) return error; @@ -1097,8 +1153,21 @@ static int gfs2_remount_fs(struct super_block *sb, int *flags, char *data) sb->s_flags |= MS_POSIXACL; else sb->s_flags &= ~MS_POSIXACL; + if (sdp->sd_args.ar_nobarrier) + set_bit(SDF_NOBARRIERS, &sdp->sd_flags); + else + clear_bit(SDF_NOBARRIERS, &sdp->sd_flags); spin_lock(>->gt_spin); gt->gt_log_flush_secs = args.ar_commit; + gt->gt_quota_quantum = args.ar_quota_quantum; + if (args.ar_statfs_quantum) { + gt->gt_statfs_slow = 0; + gt->gt_statfs_quantum = args.ar_statfs_quantum; + } + else { + gt->gt_statfs_slow = 1; + gt->gt_statfs_quantum = 30; + } spin_unlock(>->gt_spin); gfs2_online_uevent(sdp); @@ -1179,7 +1248,7 @@ static int gfs2_show_options(struct seq_file *s, struct vfsmount *mnt) { struct gfs2_sbd *sdp = mnt->mnt_sb->s_fs_info; struct gfs2_args *args = &sdp->sd_args; - int lfsecs; + int val; if (is_ancestor(mnt->mnt_root, sdp->sd_master_dir)) seq_printf(s, ",meta"); @@ -1240,9 +1309,17 @@ static int gfs2_show_options(struct seq_file *s, struct vfsmount *mnt) } if (args->ar_discard) seq_printf(s, ",discard"); - lfsecs = sdp->sd_tune.gt_log_flush_secs; - if (lfsecs != 60) - seq_printf(s, ",commit=%d", lfsecs); + val = sdp->sd_tune.gt_log_flush_secs; + if (val != 60) + seq_printf(s, ",commit=%d", val); + val = sdp->sd_tune.gt_statfs_quantum; + if (val != 30) + seq_printf(s, ",statfs_quantum=%d", val); + val = sdp->sd_tune.gt_quota_quantum; + if (val != 60) + seq_printf(s, ",quota_quantum=%d", val); + if (args->ar_statfs_percent) + seq_printf(s, ",statfs_percent=%d", args->ar_statfs_percent); if (args->ar_errors != GFS2_ERRORS_DEFAULT) { const char *state; @@ -1259,6 +1336,9 @@ static int gfs2_show_options(struct seq_file *s, struct vfsmount *mnt) } seq_printf(s, ",errors=%s", state); } + if (test_bit(SDF_NOBARRIERS, &sdp->sd_flags)) + seq_printf(s, ",nobarrier"); + return 0; } diff --git a/fs/gfs2/super.h b/fs/gfs2/super.h index 235db36..3df60f2 100644 --- a/fs/gfs2/super.h +++ b/fs/gfs2/super.h @@ -27,7 +27,7 @@ static inline unsigned int gfs2_jindex_size(struct gfs2_sbd *sdp) extern void gfs2_jindex_free(struct gfs2_sbd *sdp); -extern int gfs2_mount_args(struct gfs2_sbd *sdp, struct gfs2_args *args, char *data); +extern int gfs2_mount_args(struct gfs2_args *args, char *data); extern struct gfs2_jdesc *gfs2_jdesc_find(struct gfs2_sbd *sdp, unsigned int jid); extern int gfs2_jdesc_check(struct gfs2_jdesc *jd); @@ -44,7 +44,7 @@ extern void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc, const void *buf); extern void update_statfs(struct gfs2_sbd *sdp, struct buffer_head *m_bh, struct buffer_head *l_bh); -extern int gfs2_statfs_sync(struct gfs2_sbd *sdp); +extern int gfs2_statfs_sync(struct super_block *sb, int type); extern int gfs2_freeze_fs(struct gfs2_sbd *sdp); extern void gfs2_unfreeze_fs(struct gfs2_sbd *sdp); diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c index 4463297..c5dad1e 100644 --- a/fs/gfs2/sys.c +++ b/fs/gfs2/sys.c @@ -158,7 +158,7 @@ static ssize_t statfs_sync_store(struct gfs2_sbd *sdp, const char *buf, if (simple_strtol(buf, NULL, 0) != 1) return -EINVAL; - gfs2_statfs_sync(sdp); + gfs2_statfs_sync(sdp->sd_vfs, 0); return len; } @@ -171,13 +171,14 @@ static ssize_t quota_sync_store(struct gfs2_sbd *sdp, const char *buf, if (simple_strtol(buf, NULL, 0) != 1) return -EINVAL; - gfs2_quota_sync(sdp); + gfs2_quota_sync(sdp->sd_vfs, 0); return len; } static ssize_t quota_refresh_user_store(struct gfs2_sbd *sdp, const char *buf, size_t len) { + int error; u32 id; if (!capable(CAP_SYS_ADMIN)) @@ -185,13 +186,14 @@ static ssize_t quota_refresh_user_store(struct gfs2_sbd *sdp, const char *buf, id = simple_strtoul(buf, NULL, 0); - gfs2_quota_refresh(sdp, 1, id); - return len; + error = gfs2_quota_refresh(sdp, 1, id); + return error ? error : len; } static ssize_t quota_refresh_group_store(struct gfs2_sbd *sdp, const char *buf, size_t len) { + int error; u32 id; if (!capable(CAP_SYS_ADMIN)) @@ -199,8 +201,8 @@ static ssize_t quota_refresh_group_store(struct gfs2_sbd *sdp, const char *buf, id = simple_strtoul(buf, NULL, 0); - gfs2_quota_refresh(sdp, 0, id); - return len; + error = gfs2_quota_refresh(sdp, 0, id); + return error ? error : len; } static ssize_t demote_rq_store(struct gfs2_sbd *sdp, const char *buf, size_t len) diff --git a/fs/gfs2/xattr.c b/fs/gfs2/xattr.c index 8a0f8ef..912f5cb 100644 --- a/fs/gfs2/xattr.c +++ b/fs/gfs2/xattr.c @@ -186,8 +186,8 @@ static int ea_find_i(struct gfs2_inode *ip, struct buffer_head *bh, return 0; } -int gfs2_ea_find(struct gfs2_inode *ip, int type, const char *name, - struct gfs2_ea_location *el) +static int gfs2_ea_find(struct gfs2_inode *ip, int type, const char *name, + struct gfs2_ea_location *el) { struct ea_find ef; int error; @@ -516,8 +516,8 @@ out: return error; } -int gfs2_ea_get_copy(struct gfs2_inode *ip, struct gfs2_ea_location *el, - char *data, size_t size) +static int gfs2_ea_get_copy(struct gfs2_inode *ip, struct gfs2_ea_location *el, + char *data, size_t size) { int ret; size_t len = GFS2_EA_DATA_LEN(el->el_ea); @@ -534,6 +534,36 @@ int gfs2_ea_get_copy(struct gfs2_inode *ip, struct gfs2_ea_location *el, return len; } +int gfs2_xattr_acl_get(struct gfs2_inode *ip, const char *name, char **ppdata) +{ + struct gfs2_ea_location el; + int error; + int len; + char *data; + + error = gfs2_ea_find(ip, GFS2_EATYPE_SYS, name, &el); + if (error) + return error; + if (!el.el_ea) + goto out; + if (!GFS2_EA_DATA_LEN(el.el_ea)) + goto out; + + len = GFS2_EA_DATA_LEN(el.el_ea); + data = kmalloc(len, GFP_NOFS); + error = -ENOMEM; + if (data == NULL) + goto out; + + error = gfs2_ea_get_copy(ip, &el, data, len); + if (error == 0) + error = len; + *ppdata = data; +out: + brelse(el.el_bh); + return error; +} + /** * gfs2_xattr_get - Get a GFS2 extended attribute * @inode: The inode @@ -1259,22 +1289,26 @@ fail: return error; } -int gfs2_ea_acl_chmod(struct gfs2_inode *ip, struct gfs2_ea_location *el, - struct iattr *attr, char *data) +int gfs2_xattr_acl_chmod(struct gfs2_inode *ip, struct iattr *attr, char *data) { + struct gfs2_ea_location el; struct buffer_head *dibh; int error; - if (GFS2_EA_IS_STUFFED(el->el_ea)) { + error = gfs2_ea_find(ip, GFS2_EATYPE_SYS, GFS2_POSIX_ACL_ACCESS, &el); + if (error) + return error; + + if (GFS2_EA_IS_STUFFED(el.el_ea)) { error = gfs2_trans_begin(GFS2_SB(&ip->i_inode), RES_DINODE + RES_EATTR, 0); if (error) return error; - gfs2_trans_add_bh(ip->i_gl, el->el_bh, 1); - memcpy(GFS2_EA2DATA(el->el_ea), data, - GFS2_EA_DATA_LEN(el->el_ea)); + gfs2_trans_add_bh(ip->i_gl, el.el_bh, 1); + memcpy(GFS2_EA2DATA(el.el_ea), data, + GFS2_EA_DATA_LEN(el.el_ea)); } else - error = ea_acl_chmod_unstuffed(ip, el->el_ea, data); + error = ea_acl_chmod_unstuffed(ip, el.el_ea, data); if (error) return error; @@ -1507,18 +1541,6 @@ static int gfs2_xattr_user_set(struct inode *inode, const char *name, return gfs2_xattr_set(inode, GFS2_EATYPE_USR, name, value, size, flags); } -static int gfs2_xattr_system_get(struct inode *inode, const char *name, - void *buffer, size_t size) -{ - return gfs2_xattr_get(inode, GFS2_EATYPE_SYS, name, buffer, size); -} - -static int gfs2_xattr_system_set(struct inode *inode, const char *name, - const void *value, size_t size, int flags) -{ - return gfs2_xattr_set(inode, GFS2_EATYPE_SYS, name, value, size, flags); -} - static int gfs2_xattr_security_get(struct inode *inode, const char *name, void *buffer, size_t size) { @@ -1543,12 +1565,6 @@ static struct xattr_handler gfs2_xattr_security_handler = { .set = gfs2_xattr_security_set, }; -static struct xattr_handler gfs2_xattr_system_handler = { - .prefix = XATTR_SYSTEM_PREFIX, - .get = gfs2_xattr_system_get, - .set = gfs2_xattr_system_set, -}; - struct xattr_handler *gfs2_xattr_handlers[] = { &gfs2_xattr_user_handler, &gfs2_xattr_security_handler, diff --git a/fs/gfs2/xattr.h b/fs/gfs2/xattr.h index cbdfd77..8d6ae58 100644 --- a/fs/gfs2/xattr.h +++ b/fs/gfs2/xattr.h @@ -62,11 +62,7 @@ extern int gfs2_ea_dealloc(struct gfs2_inode *ip); /* Exported to acl.c */ -extern int gfs2_ea_find(struct gfs2_inode *ip, int type, const char *name, - struct gfs2_ea_location *el); -extern int gfs2_ea_get_copy(struct gfs2_inode *ip, struct gfs2_ea_location *el, - char *data, size_t size); -extern int gfs2_ea_acl_chmod(struct gfs2_inode *ip, struct gfs2_ea_location *el, - struct iattr *attr, char *data); +extern int gfs2_xattr_acl_get(struct gfs2_inode *ip, const char *name, char **data); +extern int gfs2_xattr_acl_chmod(struct gfs2_inode *ip, struct iattr *attr, char *data); #endif /* __EATTR_DOT_H__ */ @@ -18,7 +18,6 @@ #include <linux/hash.h> #include <linux/swap.h> #include <linux/security.h> -#include <linux/ima.h> #include <linux/pagemap.h> #include <linux/cdev.h> #include <linux/bootmem.h> @@ -157,11 +156,6 @@ int inode_init_always(struct super_block *sb, struct inode *inode) if (security_inode_alloc(inode)) goto out; - - /* allocate and initialize an i_integrity */ - if (ima_inode_alloc(inode)) - goto out_free_security; - spin_lock_init(&inode->i_lock); lockdep_set_class(&inode->i_lock, &sb->s_type->i_lock_key); @@ -201,9 +195,6 @@ int inode_init_always(struct super_block *sb, struct inode *inode) #endif return 0; - -out_free_security: - security_inode_free(inode); out: return -ENOMEM; } @@ -235,7 +226,6 @@ static struct inode *alloc_inode(struct super_block *sb) void __destroy_inode(struct inode *inode) { BUG_ON(inode_has_buffers(inode)); - ima_inode_free(inode); security_inode_free(inode); fsnotify_inode_delete(inode); #ifdef CONFIG_FS_POSIX_ACL diff --git a/fs/namespace.c b/fs/namespace.c index bdc3cb4..7d70d63 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -1921,6 +1921,16 @@ long do_mount(char *dev_name, char *dir_name, char *type_page, if (data_page) ((char *)data_page)[PAGE_SIZE - 1] = 0; + /* ... and get the mountpoint */ + retval = kern_path(dir_name, LOOKUP_FOLLOW, &path); + if (retval) + return retval; + + retval = security_sb_mount(dev_name, &path, + type_page, flags, data_page); + if (retval) + goto dput_out; + /* Default to relatime unless overriden */ if (!(flags & MS_NOATIME)) mnt_flags |= MNT_RELATIME; @@ -1945,16 +1955,6 @@ long do_mount(char *dev_name, char *dir_name, char *type_page, MS_NOATIME | MS_NODIRATIME | MS_RELATIME| MS_KERNMOUNT | MS_STRICTATIME); - /* ... and get the mountpoint */ - retval = kern_path(dir_name, LOOKUP_FOLLOW, &path); - if (retval) - return retval; - - retval = security_sb_mount(dev_name, &path, - type_page, flags, data_page); - if (retval) - goto dput_out; - if (flags & MS_REMOUNT) retval = do_remount(&path, flags & ~MS_REMOUNT, mnt_flags, data_page); @@ -587,6 +587,9 @@ SYSCALL_DEFINE1(chroot, const char __user *, filename) error = -EPERM; if (!capable(CAP_SYS_CHROOT)) goto dput_and_out; + error = security_path_chroot(&path); + if (error) + goto dput_and_out; set_fs_root(current->fs, &path); error = 0; @@ -617,11 +620,15 @@ SYSCALL_DEFINE2(fchmod, unsigned int, fd, mode_t, mode) if (err) goto out_putf; mutex_lock(&inode->i_mutex); + err = security_path_chmod(dentry, file->f_vfsmnt, mode); + if (err) + goto out_unlock; if (mode == (mode_t) -1) mode = inode->i_mode; newattrs.ia_mode = (mode & S_IALLUGO) | (inode->i_mode & ~S_IALLUGO); newattrs.ia_valid = ATTR_MODE | ATTR_CTIME; err = notify_change(dentry, &newattrs); +out_unlock: mutex_unlock(&inode->i_mutex); mnt_drop_write(file->f_path.mnt); out_putf: @@ -646,11 +653,15 @@ SYSCALL_DEFINE3(fchmodat, int, dfd, const char __user *, filename, mode_t, mode) if (error) goto dput_and_out; mutex_lock(&inode->i_mutex); + error = security_path_chmod(path.dentry, path.mnt, mode); + if (error) + goto out_unlock; if (mode == (mode_t) -1) mode = inode->i_mode; newattrs.ia_mode = (mode & S_IALLUGO) | (inode->i_mode & ~S_IALLUGO); newattrs.ia_valid = ATTR_MODE | ATTR_CTIME; error = notify_change(path.dentry, &newattrs); +out_unlock: mutex_unlock(&inode->i_mutex); mnt_drop_write(path.mnt); dput_and_out: @@ -664,9 +675,9 @@ SYSCALL_DEFINE2(chmod, const char __user *, filename, mode_t, mode) return sys_fchmodat(AT_FDCWD, filename, mode); } -static int chown_common(struct dentry * dentry, uid_t user, gid_t group) +static int chown_common(struct path *path, uid_t user, gid_t group) { - struct inode *inode = dentry->d_inode; + struct inode *inode = path->dentry->d_inode; int error; struct iattr newattrs; @@ -683,7 +694,9 @@ static int chown_common(struct dentry * dentry, uid_t user, gid_t group) newattrs.ia_valid |= ATTR_KILL_SUID | ATTR_KILL_SGID | ATTR_KILL_PRIV; mutex_lock(&inode->i_mutex); - error = notify_change(dentry, &newattrs); + error = security_path_chown(path, user, group); + if (!error) + error = notify_change(path->dentry, &newattrs); mutex_unlock(&inode->i_mutex); return error; @@ -700,7 +713,7 @@ SYSCALL_DEFINE3(chown, const char __user *, filename, uid_t, user, gid_t, group) error = mnt_want_write(path.mnt); if (error) goto out_release; - error = chown_common(path.dentry, user, group); + error = chown_common(&path, user, group); mnt_drop_write(path.mnt); out_release: path_put(&path); @@ -725,7 +738,7 @@ SYSCALL_DEFINE5(fchownat, int, dfd, const char __user *, filename, uid_t, user, error = mnt_want_write(path.mnt); if (error) goto out_release; - error = chown_common(path.dentry, user, group); + error = chown_common(&path, user, group); mnt_drop_write(path.mnt); out_release: path_put(&path); @@ -744,7 +757,7 @@ SYSCALL_DEFINE3(lchown, const char __user *, filename, uid_t, user, gid_t, group error = mnt_want_write(path.mnt); if (error) goto out_release; - error = chown_common(path.dentry, user, group); + error = chown_common(&path, user, group); mnt_drop_write(path.mnt); out_release: path_put(&path); @@ -767,7 +780,7 @@ SYSCALL_DEFINE3(fchown, unsigned int, fd, uid_t, user, gid_t, group) goto out_fput; dentry = file->f_path.dentry; audit_inode(NULL, dentry); - error = chown_common(dentry, user, group); + error = chown_common(&file->f_path, user, group); mnt_drop_write(file->f_path.mnt); out_fput: fput(file); diff --git a/fs/quota/Kconfig b/fs/quota/Kconfig index 8047e01..353e78a 100644 --- a/fs/quota/Kconfig +++ b/fs/quota/Kconfig @@ -17,7 +17,7 @@ config QUOTA config QUOTA_NETLINK_INTERFACE bool "Report quota messages through netlink interface" - depends on QUOTA && NET + depends on QUOTACTL && NET help If you say Y here, quota warnings (about exceeding softlimit, reaching hardlimit, etc.) will be reported through netlink interface. If unsure, diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index 39b49c4..9b6ad90 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -77,10 +77,6 @@ #include <linux/capability.h> #include <linux/quotaops.h> #include <linux/writeback.h> /* for inode_lock, oddly enough.. */ -#ifdef CONFIG_QUOTA_NETLINK_INTERFACE -#include <net/netlink.h> -#include <net/genetlink.h> -#endif #include <asm/uaccess.h> @@ -1071,73 +1067,6 @@ static void print_warning(struct dquot *dquot, const int warntype) } #endif -#ifdef CONFIG_QUOTA_NETLINK_INTERFACE - -/* Netlink family structure for quota */ -static struct genl_family quota_genl_family = { - .id = GENL_ID_GENERATE, - .hdrsize = 0, - .name = "VFS_DQUOT", - .version = 1, - .maxattr = QUOTA_NL_A_MAX, -}; - -/* Send warning to userspace about user which exceeded quota */ -static void send_warning(const struct dquot *dquot, const char warntype) -{ - static atomic_t seq; - struct sk_buff *skb; - void *msg_head; - int ret; - int msg_size = 4 * nla_total_size(sizeof(u32)) + - 2 * nla_total_size(sizeof(u64)); - - /* We have to allocate using GFP_NOFS as we are called from a - * filesystem performing write and thus further recursion into - * the fs to free some data could cause deadlocks. */ - skb = genlmsg_new(msg_size, GFP_NOFS); - if (!skb) { - printk(KERN_ERR - "VFS: Not enough memory to send quota warning.\n"); - return; - } - msg_head = genlmsg_put(skb, 0, atomic_add_return(1, &seq), - "a_genl_family, 0, QUOTA_NL_C_WARNING); - if (!msg_head) { - printk(KERN_ERR - "VFS: Cannot store netlink header in quota warning.\n"); - goto err_out; - } - ret = nla_put_u32(skb, QUOTA_NL_A_QTYPE, dquot->dq_type); - if (ret) - goto attr_err_out; - ret = nla_put_u64(skb, QUOTA_NL_A_EXCESS_ID, dquot->dq_id); - if (ret) - goto attr_err_out; - ret = nla_put_u32(skb, QUOTA_NL_A_WARNING, warntype); - if (ret) - goto attr_err_out; - ret = nla_put_u32(skb, QUOTA_NL_A_DEV_MAJOR, - MAJOR(dquot->dq_sb->s_dev)); - if (ret) - goto attr_err_out; - ret = nla_put_u32(skb, QUOTA_NL_A_DEV_MINOR, - MINOR(dquot->dq_sb->s_dev)); - if (ret) - goto attr_err_out; - ret = nla_put_u64(skb, QUOTA_NL_A_CAUSED_ID, current_uid()); - if (ret) - goto attr_err_out; - genlmsg_end(skb, msg_head); - - genlmsg_multicast(skb, 0, quota_genl_family.id, GFP_NOFS); - return; -attr_err_out: - printk(KERN_ERR "VFS: Not enough space to compose quota message!\n"); -err_out: - kfree_skb(skb); -} -#endif /* * Write warnings to the console and send warning messages over netlink. * @@ -1145,18 +1074,20 @@ err_out: */ static void flush_warnings(struct dquot *const *dquots, char *warntype) { + struct dquot *dq; int i; - for (i = 0; i < MAXQUOTAS; i++) - if (dquots[i] && warntype[i] != QUOTA_NL_NOWARN && - !warning_issued(dquots[i], warntype[i])) { + for (i = 0; i < MAXQUOTAS; i++) { + dq = dquots[i]; + if (dq && warntype[i] != QUOTA_NL_NOWARN && + !warning_issued(dq, warntype[i])) { #ifdef CONFIG_PRINT_QUOTA_WARNING - print_warning(dquots[i], warntype[i]); -#endif -#ifdef CONFIG_QUOTA_NETLINK_INTERFACE - send_warning(dquots[i], warntype[i]); + print_warning(dq, warntype[i]); #endif + quota_send_warning(dq->dq_type, dq->dq_id, + dq->dq_sb->s_dev, warntype[i]); } + } } static int ignore_hardlimit(struct dquot *dquot) @@ -2607,12 +2538,6 @@ static int __init dquot_init(void) register_shrinker(&dqcache_shrinker); -#ifdef CONFIG_QUOTA_NETLINK_INTERFACE - if (genl_register_family("a_genl_family) != 0) - printk(KERN_ERR - "VFS: Failed to create quota netlink interface.\n"); -#endif - return 0; } module_init(dquot_init); diff --git a/fs/quota/quota.c b/fs/quota/quota.c index 95c5b42..ee91e27 100644 --- a/fs/quota/quota.c +++ b/fs/quota/quota.c @@ -18,6 +18,8 @@ #include <linux/capability.h> #include <linux/quotaops.h> #include <linux/types.h> +#include <net/netlink.h> +#include <net/genetlink.h> /* Check validity of generic quotactl commands */ static int generic_quotactl_valid(struct super_block *sb, int type, int cmd, @@ -525,3 +527,94 @@ asmlinkage long sys32_quotactl(unsigned int cmd, const char __user *special, return ret; } #endif + + +#ifdef CONFIG_QUOTA_NETLINK_INTERFACE + +/* Netlink family structure for quota */ +static struct genl_family quota_genl_family = { + .id = GENL_ID_GENERATE, + .hdrsize = 0, + .name = "VFS_DQUOT", + .version = 1, + .maxattr = QUOTA_NL_A_MAX, +}; + +/** + * quota_send_warning - Send warning to userspace about exceeded quota + * @type: The quota type: USRQQUOTA, GRPQUOTA,... + * @id: The user or group id of the quota that was exceeded + * @dev: The device on which the fs is mounted (sb->s_dev) + * @warntype: The type of the warning: QUOTA_NL_... + * + * This can be used by filesystems (including those which don't use + * dquot) to send a message to userspace relating to quota limits. + * + */ + +void quota_send_warning(short type, unsigned int id, dev_t dev, + const char warntype) +{ + static atomic_t seq; + struct sk_buff *skb; + void *msg_head; + int ret; + int msg_size = 4 * nla_total_size(sizeof(u32)) + + 2 * nla_total_size(sizeof(u64)); + + /* We have to allocate using GFP_NOFS as we are called from a + * filesystem performing write and thus further recursion into + * the fs to free some data could cause deadlocks. */ + skb = genlmsg_new(msg_size, GFP_NOFS); + if (!skb) { + printk(KERN_ERR + "VFS: Not enough memory to send quota warning.\n"); + return; + } + msg_head = genlmsg_put(skb, 0, atomic_add_return(1, &seq), + "a_genl_family, 0, QUOTA_NL_C_WARNING); + if (!msg_head) { + printk(KERN_ERR + "VFS: Cannot store netlink header in quota warning.\n"); + goto err_out; + } + ret = nla_put_u32(skb, QUOTA_NL_A_QTYPE, type); + if (ret) + goto attr_err_out; + ret = nla_put_u64(skb, QUOTA_NL_A_EXCESS_ID, id); + if (ret) + goto attr_err_out; + ret = nla_put_u32(skb, QUOTA_NL_A_WARNING, warntype); + if (ret) + goto attr_err_out; + ret = nla_put_u32(skb, QUOTA_NL_A_DEV_MAJOR, MAJOR(dev)); + if (ret) + goto attr_err_out; + ret = nla_put_u32(skb, QUOTA_NL_A_DEV_MINOR, MINOR(dev)); + if (ret) + goto attr_err_out; + ret = nla_put_u64(skb, QUOTA_NL_A_CAUSED_ID, current_uid()); + if (ret) + goto attr_err_out; + genlmsg_end(skb, msg_head); + + genlmsg_multicast(skb, 0, quota_genl_family.id, GFP_NOFS); + return; +attr_err_out: + printk(KERN_ERR "VFS: Not enough space to compose quota message!\n"); +err_out: + kfree_skb(skb); +} +EXPORT_SYMBOL(quota_send_warning); + +static int __init quota_init(void) +{ + if (genl_register_family("a_genl_family) != 0) + printk(KERN_ERR + "VFS: Failed to create quota netlink interface.\n"); + return 0; +}; + +module_init(quota_init); +#endif + diff --git a/fs/xattr_acl.c b/fs/xattr_acl.c index c6ad7c7..05ac0fe 100644 --- a/fs/xattr_acl.c +++ b/fs/xattr_acl.c @@ -36,7 +36,7 @@ posix_acl_from_xattr(const void *value, size_t size) if (count == 0) return NULL; - acl = posix_acl_alloc(count, GFP_KERNEL); + acl = posix_acl_alloc(count, GFP_NOFS); if (!acl) return ERR_PTR(-ENOMEM); acl_e = acl->a_entries; diff --git a/include/linux/Kbuild b/include/linux/Kbuild index 1feed71..5a53857 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -330,6 +330,7 @@ unifdef-y += scc.h unifdef-y += sched.h unifdef-y += screen_info.h unifdef-y += sdla.h +unifdef-y += securebits.h unifdef-y += selinux_netlink.h unifdef-y += sem.h unifdef-y += serial_core.h diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h index dd97fb8..b10ec49 100644 --- a/include/linux/bootmem.h +++ b/include/linux/bootmem.h @@ -53,6 +53,7 @@ extern void free_bootmem_node(pg_data_t *pgdat, unsigned long addr, unsigned long size); extern void free_bootmem(unsigned long addr, unsigned long size); +extern void free_bootmem_late(unsigned long addr, unsigned long size); /* * Flags for reserve_bootmem (also if CONFIG_HAVE_ARCH_BOOTMEM_NODE, diff --git a/include/linux/capability.h b/include/linux/capability.h index c8f2a5f7..39e5ff5 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -92,9 +92,7 @@ struct vfs_cap_data { #define _KERNEL_CAPABILITY_VERSION _LINUX_CAPABILITY_VERSION_3 #define _KERNEL_CAPABILITY_U32S _LINUX_CAPABILITY_U32S_3 -#ifdef CONFIG_SECURITY_FILE_CAPABILITIES extern int file_caps_enabled; -#endif typedef struct kernel_cap_struct { __u32 cap[_KERNEL_CAPABILITY_U32S]; diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index a3ed7cb..73dcf80 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -79,6 +79,7 @@ #define noinline __attribute__((noinline)) #define __attribute_const__ __attribute__((__const__)) #define __maybe_unused __attribute__((unused)) +#define __always_unused __attribute__((unused)) #define __gcc_header(x) #x #define _gcc_header(x) __gcc_header(linux/compiler-gcc##x.h) diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h index 450fa59..ab3af40 100644 --- a/include/linux/compiler-gcc4.h +++ b/include/linux/compiler-gcc4.h @@ -36,4 +36,18 @@ the kernel context */ #define __cold __attribute__((__cold__)) + +#if __GNUC_MINOR__ >= 5 +/* + * Mark a position in code as unreachable. This can be used to + * suppress control flow warnings after asm blocks that transfer + * control elsewhere. + * + * Early snapshots of gcc 4.5 don't support this and we can't detect + * this in the preprocessor, but we can live with this because they're + * unreleased. Really, we need to have autoconf for the kernel. + */ +#define unreachable() __builtin_unreachable() +#endif + #endif diff --git a/include/linux/compiler.h b/include/linux/compiler.h index 04fb513..acbd654 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -144,6 +144,11 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect); # define barrier() __memory_barrier() #endif +/* Unreachable code */ +#ifndef unreachable +# define unreachable() do { } while (1) +#endif + #ifndef RELOC_HIDE # define RELOC_HIDE(ptr, off) \ ({ unsigned long __ptr; \ @@ -213,6 +218,10 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect); # define __maybe_unused /* unimplemented */ #endif +#ifndef __always_unused +# define __always_unused /* unimplemented */ +#endif + #ifndef noinline #define noinline #endif diff --git a/include/linux/dmar.h b/include/linux/dmar.h index 4a2b162..5de4c9e 100644 --- a/include/linux/dmar.h +++ b/include/linux/dmar.h @@ -208,16 +208,9 @@ struct dmar_atsr_unit { u8 include_all:1; /* include all ports */ }; -/* Intel DMAR initialization functions */ extern int intel_iommu_init(void); -#else -static inline int intel_iommu_init(void) -{ -#ifdef CONFIG_INTR_REMAP - return dmar_dev_scope_init(); -#else - return -ENODEV; -#endif -} -#endif /* !CONFIG_DMAR */ +#else /* !CONFIG_DMAR: */ +static inline int intel_iommu_init(void) { return -ENODEV; } +#endif /* CONFIG_DMAR */ + #endif /* __DMAR_H__ */ diff --git a/include/linux/gfs2_ondisk.h b/include/linux/gfs2_ondisk.h index b80c88d..81f90a5 100644 --- a/include/linux/gfs2_ondisk.h +++ b/include/linux/gfs2_ondisk.h @@ -81,7 +81,11 @@ struct gfs2_meta_header { __be32 mh_type; __be64 __pad0; /* Was generation number in gfs1 */ __be32 mh_format; - __be32 __pad1; /* Was incarnation number in gfs1 */ + /* This union is to keep userspace happy */ + union { + __be32 mh_jid; /* Was incarnation number in gfs1 */ + __be32 __pad1; + }; }; /* diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index 6d527ee..d5b3876 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -139,10 +139,34 @@ static inline void account_system_vtime(struct task_struct *tsk) #endif #if defined(CONFIG_NO_HZ) +#if defined(CONFIG_TINY_RCU) +extern void rcu_enter_nohz(void); +extern void rcu_exit_nohz(void); + +static inline void rcu_irq_enter(void) +{ + rcu_exit_nohz(); +} + +static inline void rcu_irq_exit(void) +{ + rcu_enter_nohz(); +} + +static inline void rcu_nmi_enter(void) +{ +} + +static inline void rcu_nmi_exit(void) +{ +} + +#else extern void rcu_irq_enter(void); extern void rcu_irq_exit(void); extern void rcu_nmi_enter(void); extern void rcu_nmi_exit(void); +#endif #else # define rcu_irq_enter() do { } while (0) # define rcu_irq_exit() do { } while (0) diff --git a/include/linux/init_task.h b/include/linux/init_task.h index 21a6f5d..8d10aa7 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -83,16 +83,12 @@ extern struct group_info init_groups; #define INIT_IDS #endif -#ifdef CONFIG_SECURITY_FILE_CAPABILITIES /* * Because of the reduced scope of CAP_SETPCAP when filesystem * capabilities are in effect, it is safe to allow CAP_SETPCAP to * be available in the default configuration. */ # define CAP_INIT_BSET CAP_FULL_SET -#else -# define CAP_INIT_BSET CAP_INIT_EFF_SET -#endif #ifdef CONFIG_TREE_PREEMPT_RCU #define INIT_TASK_RCU_PREEMPT(tsk) \ diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 7ca72b7..75f3f00 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -603,12 +603,6 @@ static inline void init_irq_proc(void) } #endif -#if defined(CONFIG_GENERIC_HARDIRQS) && defined(CONFIG_DEBUG_SHIRQ) -extern void debug_poll_all_shared_irqs(void); -#else -static inline void debug_poll_all_shared_irqs(void) { } -#endif - struct seq_file; int show_interrupts(struct seq_file *p, void *v); diff --git a/include/linux/irqflags.h b/include/linux/irqflags.h index b02a3f1..006bf45 100644 --- a/include/linux/irqflags.h +++ b/include/linux/irqflags.h @@ -124,6 +124,6 @@ typecheck(unsigned long, flags); \ raw_irqs_disabled_flags(flags); \ }) -#endif /* CONFIG_X86 */ +#endif /* CONFIG_TRACE_IRQFLAGS_SUPPORT */ #endif diff --git a/include/linux/kernel.h b/include/linux/kernel.h index f4e3184..3fa4c59 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -15,7 +15,6 @@ #include <linux/bitops.h> #include <linux/log2.h> #include <linux/typecheck.h> -#include <linux/ratelimit.h> #include <linux/dynamic_debug.h> #include <asm/byteorder.h> #include <asm/bug.h> @@ -241,8 +240,8 @@ asmlinkage int vprintk(const char *fmt, va_list args) asmlinkage int printk(const char * fmt, ...) __attribute__ ((format (printf, 1, 2))) __cold; -extern struct ratelimit_state printk_ratelimit_state; -extern int printk_ratelimit(void); +extern int __printk_ratelimit(const char *func); +#define printk_ratelimit() __printk_ratelimit(__func__) extern bool printk_timed_ratelimit(unsigned long *caller_jiffies, unsigned int interval_msec); diff --git a/include/linux/lsm_audit.h b/include/linux/lsm_audit.h index 190c378..f78f83d 100644 --- a/include/linux/lsm_audit.h +++ b/include/linux/lsm_audit.h @@ -26,14 +26,15 @@ /* Auxiliary data to use in generating the audit record. */ struct common_audit_data { - char type; -#define LSM_AUDIT_DATA_FS 1 -#define LSM_AUDIT_DATA_NET 2 -#define LSM_AUDIT_DATA_CAP 3 -#define LSM_AUDIT_DATA_IPC 4 -#define LSM_AUDIT_DATA_TASK 5 -#define LSM_AUDIT_DATA_KEY 6 -#define LSM_AUDIT_NO_AUDIT 7 + char type; +#define LSM_AUDIT_DATA_FS 1 +#define LSM_AUDIT_DATA_NET 2 +#define LSM_AUDIT_DATA_CAP 3 +#define LSM_AUDIT_DATA_IPC 4 +#define LSM_AUDIT_DATA_TASK 5 +#define LSM_AUDIT_DATA_KEY 6 +#define LSM_AUDIT_NO_AUDIT 7 +#define LSM_AUDIT_DATA_KMOD 8 struct task_struct *tsk; union { struct { @@ -66,6 +67,7 @@ struct common_audit_data { char *key_desc; } key_struct; #endif + char *kmod_name; } u; /* this union contains LSM specific data */ union { diff --git a/include/linux/mfd/wm831x/regulator.h b/include/linux/mfd/wm831x/regulator.h index f954663..955d30f 100644 --- a/include/linux/mfd/wm831x/regulator.h +++ b/include/linux/mfd/wm831x/regulator.h @@ -1212,7 +1212,7 @@ #define WM831X_LDO1_OK_SHIFT 0 /* LDO1_OK */ #define WM831X_LDO1_OK_WIDTH 1 /* LDO1_OK */ -#define WM831X_ISINK_MAX_ISEL 56 -extern int wm831x_isinkv_values[WM831X_ISINK_MAX_ISEL]; +#define WM831X_ISINK_MAX_ISEL 55 +extern int wm831x_isinkv_values[WM831X_ISINK_MAX_ISEL + 1]; #endif diff --git a/include/linux/net.h b/include/linux/net.h index 6ce8766..5e8083c 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -280,6 +280,7 @@ extern int kernel_sock_shutdown(struct socket *sock, #ifdef CONFIG_SYSCTL #include <linux/sysctl.h> +#include <linux/ratelimit.h> extern struct ratelimit_state net_ratelimit_state; #endif diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 84cf1f3..daecca3 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -1633,6 +1633,8 @@ #define PCI_DEVICE_ID_O2_6730 0x673a #define PCI_DEVICE_ID_O2_6832 0x6832 #define PCI_DEVICE_ID_O2_6836 0x6836 +#define PCI_DEVICE_ID_O2_6812 0x6872 +#define PCI_DEVICE_ID_O2_6933 0x6933 #define PCI_VENDOR_ID_3DFX 0x121a #define PCI_DEVICE_ID_3DFX_VOODOO 0x0001 diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h index 065a365..6760816 100644 --- a/include/linux/posix_acl.h +++ b/include/linux/posix_acl.h @@ -147,6 +147,20 @@ static inline void forget_cached_acl(struct inode *inode, int type) if (old != ACL_NOT_CACHED) posix_acl_release(old); } + +static inline void forget_all_cached_acls(struct inode *inode) +{ + struct posix_acl *old_access, *old_default; + spin_lock(&inode->i_lock); + old_access = inode->i_acl; + old_default = inode->i_default_acl; + inode->i_acl = inode->i_default_acl = ACL_NOT_CACHED; + spin_unlock(&inode->i_lock); + if (old_access != ACL_NOT_CACHED) + posix_acl_release(old_access); + if (old_default != ACL_NOT_CACHED) + posix_acl_release(old_default); +} #endif static inline void cache_no_acl(struct inode *inode) diff --git a/include/linux/quota.h b/include/linux/quota.h index 78c4889..ce9a9b2 100644 --- a/include/linux/quota.h +++ b/include/linux/quota.h @@ -376,6 +376,17 @@ static inline unsigned int dquot_generic_flag(unsigned int flags, int type) return flags >> _DQUOT_STATE_FLAGS; } +#ifdef CONFIG_QUOTA_NETLINK_INTERFACE +extern void quota_send_warning(short type, unsigned int id, dev_t dev, + const char warntype); +#else +static inline void quota_send_warning(short type, unsigned int id, dev_t dev, + const char warntype) +{ + return; +} +#endif /* CONFIG_QUOTA_NETLINK_INTERFACE */ + struct quota_info { unsigned int flags; /* Flags for diskquotas on this device */ struct mutex dqio_mutex; /* lock device while I/O in progress */ diff --git a/include/linux/ratelimit.h b/include/linux/ratelimit.h index 00044b8..668cf1b 100644 --- a/include/linux/ratelimit.h +++ b/include/linux/ratelimit.h @@ -1,20 +1,31 @@ #ifndef _LINUX_RATELIMIT_H #define _LINUX_RATELIMIT_H + #include <linux/param.h> +#include <linux/spinlock_types.h> -#define DEFAULT_RATELIMIT_INTERVAL (5 * HZ) -#define DEFAULT_RATELIMIT_BURST 10 +#define DEFAULT_RATELIMIT_INTERVAL (5 * HZ) +#define DEFAULT_RATELIMIT_BURST 10 struct ratelimit_state { - int interval; - int burst; - int printed; - int missed; - unsigned long begin; + spinlock_t lock; /* protect the state */ + + int interval; + int burst; + int printed; + int missed; + unsigned long begin; }; -#define DEFINE_RATELIMIT_STATE(name, interval, burst) \ - struct ratelimit_state name = {interval, burst,} +#define DEFINE_RATELIMIT_STATE(name, interval_init, burst_init) \ + \ + struct ratelimit_state name = { \ + .lock = __SPIN_LOCK_UNLOCKED(name.lock), \ + .interval = interval_init, \ + .burst = burst_init, \ + } + +extern int ___ratelimit(struct ratelimit_state *rs, const char *func); +#define __ratelimit(state) ___ratelimit(state, __func__) -extern int __ratelimit(struct ratelimit_state *rs); -#endif +#endif /* _LINUX_RATELIMIT_H */ diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 3ebd0b7..24440f4 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -52,11 +52,6 @@ struct rcu_head { }; /* Exported common interfaces */ -#ifdef CONFIG_TREE_PREEMPT_RCU -extern void synchronize_rcu(void); -#else /* #ifdef CONFIG_TREE_PREEMPT_RCU */ -#define synchronize_rcu synchronize_sched -#endif /* #else #ifdef CONFIG_TREE_PREEMPT_RCU */ extern void synchronize_rcu_bh(void); extern void synchronize_sched(void); extern void rcu_barrier(void); @@ -67,12 +62,11 @@ extern int sched_expedited_torture_stats(char *page); /* Internal to kernel */ extern void rcu_init(void); -extern void rcu_scheduler_starting(void); -extern int rcu_needs_cpu(int cpu); -extern int rcu_scheduler_active; #if defined(CONFIG_TREE_RCU) || defined(CONFIG_TREE_PREEMPT_RCU) #include <linux/rcutree.h> +#elif defined(CONFIG_TINY_RCU) +#include <linux/rcutiny.h> #else #error "Unknown RCU implementation specified to kernel configuration" #endif diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h new file mode 100644 index 0000000..c4ba9a7 --- /dev/null +++ b/include/linux/rcutiny.h @@ -0,0 +1,104 @@ +/* + * Read-Copy Update mechanism for mutual exclusion, the Bloatwatch edition. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * Copyright IBM Corporation, 2008 + * + * Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com> + * + * For detailed explanation of Read-Copy Update mechanism see - + * Documentation/RCU + */ +#ifndef __LINUX_TINY_H +#define __LINUX_TINY_H + +#include <linux/cache.h> + +void rcu_sched_qs(int cpu); +void rcu_bh_qs(int cpu); + +#define __rcu_read_lock() preempt_disable() +#define __rcu_read_unlock() preempt_enable() +#define __rcu_read_lock_bh() local_bh_disable() +#define __rcu_read_unlock_bh() local_bh_enable() +#define call_rcu_sched call_rcu + +#define rcu_init_sched() do { } while (0) +extern void rcu_check_callbacks(int cpu, int user); + +static inline int rcu_needs_cpu(int cpu) +{ + return 0; +} + +/* + * Return the number of grace periods. + */ +static inline long rcu_batches_completed(void) +{ + return 0; +} + +/* + * Return the number of bottom-half grace periods. + */ +static inline long rcu_batches_completed_bh(void) +{ + return 0; +} + +extern int rcu_expedited_torture_stats(char *page); + +#define synchronize_rcu synchronize_sched + +static inline void synchronize_rcu_expedited(void) +{ + synchronize_sched(); +} + +static inline void synchronize_rcu_bh_expedited(void) +{ + synchronize_sched(); +} + +struct notifier_block; + +#ifdef CONFIG_NO_HZ + +extern void rcu_enter_nohz(void); +extern void rcu_exit_nohz(void); + +#else /* #ifdef CONFIG_NO_HZ */ + +static inline void rcu_enter_nohz(void) +{ +} + +static inline void rcu_exit_nohz(void) +{ +} + +#endif /* #else #ifdef CONFIG_NO_HZ */ + +static inline void rcu_scheduler_starting(void) +{ +} + +static inline void exit_rcu(void) +{ +} + +#endif /* __LINUX_RCUTINY_H */ diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index 9642c6b..c93eee5 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -34,15 +34,15 @@ struct notifier_block; extern void rcu_sched_qs(int cpu); extern void rcu_bh_qs(int cpu); -extern int rcu_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu); extern int rcu_needs_cpu(int cpu); +extern void rcu_scheduler_starting(void); extern int rcu_expedited_torture_stats(char *page); #ifdef CONFIG_TREE_PREEMPT_RCU extern void __rcu_read_lock(void); extern void __rcu_read_unlock(void); +extern void synchronize_rcu(void); extern void exit_rcu(void); #else /* #ifdef CONFIG_TREE_PREEMPT_RCU */ @@ -57,7 +57,7 @@ static inline void __rcu_read_unlock(void) preempt_enable(); } -#define __synchronize_sched() synchronize_rcu() +#define synchronize_rcu synchronize_sched static inline void exit_rcu(void) { @@ -83,7 +83,6 @@ static inline void synchronize_rcu_bh_expedited(void) synchronize_sched_expedited(); } -extern void __rcu_init(void); extern void rcu_check_callbacks(int cpu, int user); extern long rcu_batches_completed(void); diff --git a/include/linux/sched.h b/include/linux/sched.h index 75e6e60..882dc48 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1421,17 +1421,17 @@ struct task_struct { #endif #ifdef CONFIG_TRACE_IRQFLAGS unsigned int irq_events; - int hardirqs_enabled; unsigned long hardirq_enable_ip; - unsigned int hardirq_enable_event; unsigned long hardirq_disable_ip; + unsigned int hardirq_enable_event; unsigned int hardirq_disable_event; - int softirqs_enabled; + int hardirqs_enabled; + int hardirq_context; unsigned long softirq_disable_ip; - unsigned int softirq_disable_event; unsigned long softirq_enable_ip; + unsigned int softirq_disable_event; unsigned int softirq_enable_event; - int hardirq_context; + int softirqs_enabled; int softirq_context; #endif #ifdef CONFIG_LOCKDEP @@ -2086,11 +2086,18 @@ static inline int is_si_special(const struct siginfo *info) return info <= SEND_SIG_FORCED; } -/* True if we are on the alternate signal stack. */ - +/* + * True if we are on the alternate signal stack. + */ static inline int on_sig_stack(unsigned long sp) { - return (sp - current->sas_ss_sp < current->sas_ss_size); +#ifdef CONFIG_STACK_GROWSUP + return sp >= current->sas_ss_sp && + sp - current->sas_ss_sp < current->sas_ss_size; +#else + return sp > current->sas_ss_sp && + sp - current->sas_ss_sp <= current->sas_ss_size; +#endif } static inline int sas_ss_flags(unsigned long sp) diff --git a/include/linux/securebits.h b/include/linux/securebits.h index d2c5ed8..3340617 100644 --- a/include/linux/securebits.h +++ b/include/linux/securebits.h @@ -1,6 +1,15 @@ #ifndef _LINUX_SECUREBITS_H #define _LINUX_SECUREBITS_H 1 +/* Each securesetting is implemented using two bits. One bit specifies + whether the setting is on or off. The other bit specify whether the + setting is locked or not. A setting which is locked cannot be + changed from user-level. */ +#define issecure_mask(X) (1 << (X)) +#ifdef __KERNEL__ +#define issecure(X) (issecure_mask(X) & current_cred_xxx(securebits)) +#endif + #define SECUREBITS_DEFAULT 0x00000000 /* When set UID 0 has no special privileges. When unset, we support @@ -12,6 +21,9 @@ #define SECURE_NOROOT 0 #define SECURE_NOROOT_LOCKED 1 /* make bit-0 immutable */ +#define SECBIT_NOROOT (issecure_mask(SECURE_NOROOT)) +#define SECBIT_NOROOT_LOCKED (issecure_mask(SECURE_NOROOT_LOCKED)) + /* When set, setuid to/from uid 0 does not trigger capability-"fixup". When unset, to provide compatiblility with old programs relying on set*uid to gain/lose privilege, transitions to/from uid 0 cause @@ -19,6 +31,10 @@ #define SECURE_NO_SETUID_FIXUP 2 #define SECURE_NO_SETUID_FIXUP_LOCKED 3 /* make bit-2 immutable */ +#define SECBIT_NO_SETUID_FIXUP (issecure_mask(SECURE_NO_SETUID_FIXUP)) +#define SECBIT_NO_SETUID_FIXUP_LOCKED \ + (issecure_mask(SECURE_NO_SETUID_FIXUP_LOCKED)) + /* When set, a process can retain its capabilities even after transitioning to a non-root user (the set-uid fixup suppressed by bit 2). Bit-4 is cleared when a process calls exec(); setting both @@ -27,12 +43,8 @@ #define SECURE_KEEP_CAPS 4 #define SECURE_KEEP_CAPS_LOCKED 5 /* make bit-4 immutable */ -/* Each securesetting is implemented using two bits. One bit specifies - whether the setting is on or off. The other bit specify whether the - setting is locked or not. A setting which is locked cannot be - changed from user-level. */ -#define issecure_mask(X) (1 << (X)) -#define issecure(X) (issecure_mask(X) & current_cred_xxx(securebits)) +#define SECBIT_KEEP_CAPS (issecure_mask(SECURE_KEEP_CAPS)) +#define SECBIT_KEEP_CAPS_LOCKED (issecure_mask(SECURE_KEEP_CAPS_LOCKED)) #define SECURE_ALL_BITS (issecure_mask(SECURE_NOROOT) | \ issecure_mask(SECURE_NO_SETUID_FIXUP) | \ diff --git a/include/linux/security.h b/include/linux/security.h index 239e40d..466cbad 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -447,6 +447,22 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * @new_dir contains the path structure for parent of the new link. * @new_dentry contains the dentry structure of the new link. * Return 0 if permission is granted. + * @path_chmod: + * Check for permission to change DAC's permission of a file or directory. + * @dentry contains the dentry structure. + * @mnt contains the vfsmnt structure. + * @mode contains DAC's mode. + * Return 0 if permission is granted. + * @path_chown: + * Check for permission to change owner/group of a file or directory. + * @path contains the path structure. + * @uid contains new owner's ID. + * @gid contains new group's ID. + * Return 0 if permission is granted. + * @path_chroot: + * Check for permission to change root directory. + * @path contains the path structure. + * Return 0 if permission is granted. * @inode_readlink: * Check the permission to read the symbolic link. * @dentry contains the dentry structure for the file link. @@ -690,6 +706,7 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * @kernel_module_request: * Ability to trigger the kernel to automatically upcall to userspace for * userspace to load a kernel module with the given name. + * @kmod_name name of the module requested by the kernel * Return 0 if successful. * @task_setuid: * Check permission before setting one or more of the user identity @@ -1488,6 +1505,10 @@ struct security_operations { struct dentry *new_dentry); int (*path_rename) (struct path *old_dir, struct dentry *old_dentry, struct path *new_dir, struct dentry *new_dentry); + int (*path_chmod) (struct dentry *dentry, struct vfsmount *mnt, + mode_t mode); + int (*path_chown) (struct path *path, uid_t uid, gid_t gid); + int (*path_chroot) (struct path *path); #endif int (*inode_alloc_security) (struct inode *inode); @@ -1557,7 +1578,7 @@ struct security_operations { void (*cred_transfer)(struct cred *new, const struct cred *old); int (*kernel_act_as)(struct cred *new, u32 secid); int (*kernel_create_files_as)(struct cred *new, struct inode *inode); - int (*kernel_module_request)(void); + int (*kernel_module_request)(char *kmod_name); int (*task_setuid) (uid_t id0, uid_t id1, uid_t id2, int flags); int (*task_fix_setuid) (struct cred *new, const struct cred *old, int flags); @@ -1822,7 +1843,7 @@ void security_commit_creds(struct cred *new, const struct cred *old); void security_transfer_creds(struct cred *new, const struct cred *old); int security_kernel_act_as(struct cred *new, u32 secid); int security_kernel_create_files_as(struct cred *new, struct inode *inode); -int security_kernel_module_request(void); +int security_kernel_module_request(char *kmod_name); int security_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags); int security_task_fix_setuid(struct cred *new, const struct cred *old, int flags); @@ -2387,7 +2408,7 @@ static inline int security_kernel_create_files_as(struct cred *cred, return 0; } -static inline int security_kernel_module_request(void) +static inline int security_kernel_module_request(char *kmod_name) { return 0; } @@ -2952,6 +2973,10 @@ int security_path_link(struct dentry *old_dentry, struct path *new_dir, struct dentry *new_dentry); int security_path_rename(struct path *old_dir, struct dentry *old_dentry, struct path *new_dir, struct dentry *new_dentry); +int security_path_chmod(struct dentry *dentry, struct vfsmount *mnt, + mode_t mode); +int security_path_chown(struct path *path, uid_t uid, gid_t gid); +int security_path_chroot(struct path *path); #else /* CONFIG_SECURITY_PATH */ static inline int security_path_unlink(struct path *dir, struct dentry *dentry) { @@ -3001,6 +3026,23 @@ static inline int security_path_rename(struct path *old_dir, { return 0; } + +static inline int security_path_chmod(struct dentry *dentry, + struct vfsmount *mnt, + mode_t mode) +{ + return 0; +} + +static inline int security_path_chown(struct path *path, uid_t uid, gid_t gid) +{ + return 0; +} + +static inline int security_path_chroot(struct path *path) +{ + return 0; +} #endif /* CONFIG_SECURITY_PATH */ #ifdef CONFIG_KEYS diff --git a/include/linux/smp.h b/include/linux/smp.h index 39c64ba..7a0570e 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -76,6 +76,9 @@ void smp_call_function_many(const struct cpumask *mask, void __smp_call_function_single(int cpuid, struct call_single_data *data, int wait); +int smp_call_function_any(const struct cpumask *mask, + void (*func)(void *info), void *info, int wait); + /* * Generic and arch helpers */ @@ -137,9 +140,15 @@ static inline void smp_send_reschedule(int cpu) { } #define smp_prepare_boot_cpu() do {} while (0) #define smp_call_function_many(mask, func, info, wait) \ (up_smp_call_function(func, info)) -static inline void init_call_single_data(void) +static inline void init_call_single_data(void) { } + +static inline int +smp_call_function_any(const struct cpumask *mask, void (*func)(void *info), + void *info, int wait) { + return smp_call_function_single(0, func, info, wait); } + #endif /* !SMP */ /* diff --git a/include/linux/smp_lock.h b/include/linux/smp_lock.h index 813be59..2ea1dd1 100644 --- a/include/linux/smp_lock.h +++ b/include/linux/smp_lock.h @@ -24,8 +24,21 @@ static inline int reacquire_kernel_lock(struct task_struct *task) return 0; } -extern void __lockfunc lock_kernel(void) __acquires(kernel_lock); -extern void __lockfunc unlock_kernel(void) __releases(kernel_lock); +extern void __lockfunc +_lock_kernel(const char *func, const char *file, int line) +__acquires(kernel_lock); + +extern void __lockfunc +_unlock_kernel(const char *func, const char *file, int line) +__releases(kernel_lock); + +#define lock_kernel() do { \ + _lock_kernel(__func__, __FILE__, __LINE__); \ +} while (0) + +#define unlock_kernel() do { \ + _unlock_kernel(__func__, __FILE__, __LINE__); \ +} while (0) /* * Various legacy drivers don't really need the BKL in a specific @@ -41,8 +54,8 @@ static inline void cycle_kernel_lock(void) #else -#define lock_kernel() do { } while(0) -#define unlock_kernel() do { } while(0) +#define lock_kernel() +#define unlock_kernel() #define release_kernel_lock(task) do { } while(0) #define cycle_kernel_lock() do { } while(0) #define reacquire_kernel_lock(task) 0 diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index f0ca7a7..71dccfe 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -79,8 +79,6 @@ */ #include <linux/spinlock_types.h> -extern int __lockfunc generic__raw_read_trylock(raw_rwlock_t *lock); - /* * Pull the __raw*() functions/declarations (UP-nondebug doesnt need them): */ @@ -102,7 +100,7 @@ do { \ #else # define spin_lock_init(lock) \ - do { *(lock) = SPIN_LOCK_UNLOCKED; } while (0) + do { *(lock) = __SPIN_LOCK_UNLOCKED(lock); } while (0) #endif #ifdef CONFIG_DEBUG_SPINLOCK @@ -116,7 +114,7 @@ do { \ } while (0) #else # define rwlock_init(lock) \ - do { *(lock) = RW_LOCK_UNLOCKED; } while (0) + do { *(lock) = __RW_LOCK_UNLOCKED(lock); } while (0) #endif #define spin_is_locked(lock) __raw_spin_is_locked(&(lock)->raw_lock) diff --git a/include/linux/spinlock_api_smp.h b/include/linux/spinlock_api_smp.h index 7a7e18f..8264a7f 100644 --- a/include/linux/spinlock_api_smp.h +++ b/include/linux/spinlock_api_smp.h @@ -60,137 +60,118 @@ void __lockfunc _read_unlock_irqrestore(rwlock_t *lock, unsigned long flags) void __lockfunc _write_unlock_irqrestore(rwlock_t *lock, unsigned long flags) __releases(lock); -/* - * We inline the unlock functions in the nondebug case: - */ -#if !defined(CONFIG_DEBUG_SPINLOCK) && !defined(CONFIG_PREEMPT) -#define __always_inline__spin_unlock -#define __always_inline__read_unlock -#define __always_inline__write_unlock -#define __always_inline__spin_unlock_irq -#define __always_inline__read_unlock_irq -#define __always_inline__write_unlock_irq -#endif - -#ifndef CONFIG_DEBUG_SPINLOCK -#ifndef CONFIG_GENERIC_LOCKBREAK - -#ifdef __always_inline__spin_lock +#ifdef CONFIG_INLINE_SPIN_LOCK #define _spin_lock(lock) __spin_lock(lock) #endif -#ifdef __always_inline__read_lock +#ifdef CONFIG_INLINE_READ_LOCK #define _read_lock(lock) __read_lock(lock) #endif -#ifdef __always_inline__write_lock +#ifdef CONFIG_INLINE_WRITE_LOCK #define _write_lock(lock) __write_lock(lock) #endif -#ifdef __always_inline__spin_lock_bh +#ifdef CONFIG_INLINE_SPIN_LOCK_BH #define _spin_lock_bh(lock) __spin_lock_bh(lock) #endif -#ifdef __always_inline__read_lock_bh +#ifdef CONFIG_INLINE_READ_LOCK_BH #define _read_lock_bh(lock) __read_lock_bh(lock) #endif -#ifdef __always_inline__write_lock_bh +#ifdef CONFIG_INLINE_WRITE_LOCK_BH #define _write_lock_bh(lock) __write_lock_bh(lock) #endif -#ifdef __always_inline__spin_lock_irq +#ifdef CONFIG_INLINE_SPIN_LOCK_IRQ #define _spin_lock_irq(lock) __spin_lock_irq(lock) #endif -#ifdef __always_inline__read_lock_irq +#ifdef CONFIG_INLINE_READ_LOCK_IRQ #define _read_lock_irq(lock) __read_lock_irq(lock) #endif -#ifdef __always_inline__write_lock_irq +#ifdef CONFIG_INLINE_WRITE_LOCK_IRQ #define _write_lock_irq(lock) __write_lock_irq(lock) #endif -#ifdef __always_inline__spin_lock_irqsave +#ifdef CONFIG_INLINE_SPIN_LOCK_IRQSAVE #define _spin_lock_irqsave(lock) __spin_lock_irqsave(lock) #endif -#ifdef __always_inline__read_lock_irqsave +#ifdef CONFIG_INLINE_READ_LOCK_IRQSAVE #define _read_lock_irqsave(lock) __read_lock_irqsave(lock) #endif -#ifdef __always_inline__write_lock_irqsave +#ifdef CONFIG_INLINE_WRITE_LOCK_IRQSAVE #define _write_lock_irqsave(lock) __write_lock_irqsave(lock) #endif -#endif /* !CONFIG_GENERIC_LOCKBREAK */ - -#ifdef __always_inline__spin_trylock +#ifdef CONFIG_INLINE_SPIN_TRYLOCK #define _spin_trylock(lock) __spin_trylock(lock) #endif -#ifdef __always_inline__read_trylock +#ifdef CONFIG_INLINE_READ_TRYLOCK #define _read_trylock(lock) __read_trylock(lock) #endif -#ifdef __always_inline__write_trylock +#ifdef CONFIG_INLINE_WRITE_TRYLOCK #define _write_trylock(lock) __write_trylock(lock) #endif -#ifdef __always_inline__spin_trylock_bh +#ifdef CONFIG_INLINE_SPIN_TRYLOCK_BH #define _spin_trylock_bh(lock) __spin_trylock_bh(lock) #endif -#ifdef __always_inline__spin_unlock +#ifdef CONFIG_INLINE_SPIN_UNLOCK #define _spin_unlock(lock) __spin_unlock(lock) #endif -#ifdef __always_inline__read_unlock +#ifdef CONFIG_INLINE_READ_UNLOCK #define _read_unlock(lock) __read_unlock(lock) #endif -#ifdef __always_inline__write_unlock +#ifdef CONFIG_INLINE_WRITE_UNLOCK #define _write_unlock(lock) __write_unlock(lock) #endif -#ifdef __always_inline__spin_unlock_bh +#ifdef CONFIG_INLINE_SPIN_UNLOCK_BH #define _spin_unlock_bh(lock) __spin_unlock_bh(lock) #endif -#ifdef __always_inline__read_unlock_bh +#ifdef CONFIG_INLINE_READ_UNLOCK_BH #define _read_unlock_bh(lock) __read_unlock_bh(lock) #endif -#ifdef __always_inline__write_unlock_bh +#ifdef CONFIG_INLINE_WRITE_UNLOCK_BH #define _write_unlock_bh(lock) __write_unlock_bh(lock) #endif -#ifdef __always_inline__spin_unlock_irq +#ifdef CONFIG_INLINE_SPIN_UNLOCK_IRQ #define _spin_unlock_irq(lock) __spin_unlock_irq(lock) #endif -#ifdef __always_inline__read_unlock_irq +#ifdef CONFIG_INLINE_READ_UNLOCK_IRQ #define _read_unlock_irq(lock) __read_unlock_irq(lock) #endif -#ifdef __always_inline__write_unlock_irq +#ifdef CONFIG_INLINE_WRITE_UNLOCK_IRQ #define _write_unlock_irq(lock) __write_unlock_irq(lock) #endif -#ifdef __always_inline__spin_unlock_irqrestore +#ifdef CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE #define _spin_unlock_irqrestore(lock, flags) __spin_unlock_irqrestore(lock, flags) #endif -#ifdef __always_inline__read_unlock_irqrestore +#ifdef CONFIG_INLINE_READ_UNLOCK_IRQRESTORE #define _read_unlock_irqrestore(lock, flags) __read_unlock_irqrestore(lock, flags) #endif -#ifdef __always_inline__write_unlock_irqrestore +#ifdef CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE #define _write_unlock_irqrestore(lock, flags) __write_unlock_irqrestore(lock, flags) #endif -#endif /* CONFIG_DEBUG_SPINLOCK */ - static inline int __spin_trylock(spinlock_t *lock) { preempt_disable(); diff --git a/include/linux/srcu.h b/include/linux/srcu.h index aca0eee..4765d97 100644 --- a/include/linux/srcu.h +++ b/include/linux/srcu.h @@ -48,6 +48,7 @@ void cleanup_srcu_struct(struct srcu_struct *sp); int srcu_read_lock(struct srcu_struct *sp) __acquires(sp); void srcu_read_unlock(struct srcu_struct *sp, int idx) __releases(sp); void synchronize_srcu(struct srcu_struct *sp); +void synchronize_srcu_expedited(struct srcu_struct *sp); long srcu_batches_completed(struct srcu_struct *sp); #endif diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 73b1f1c..febedcf 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -7,6 +7,8 @@ struct device; struct dma_attrs; struct scatterlist; +extern int swiotlb_force; + /* * Maximum allowable number of contiguous slabs to map, * must be a power of 2. What is the appropriate value ? @@ -20,8 +22,7 @@ struct scatterlist; */ #define IO_TLB_SHIFT 11 -extern void -swiotlb_init(void); +extern void swiotlb_init(int verbose); extern void *swiotlb_alloc_coherent(struct device *hwdev, size_t size, @@ -88,4 +89,11 @@ swiotlb_dma_mapping_error(struct device *hwdev, dma_addr_t dma_addr); extern int swiotlb_dma_supported(struct device *hwdev, u64 mask); +#ifdef CONFIG_SWIOTLB +extern void __init swiotlb_free(void); +#else +static inline void swiotlb_free(void) { } +#endif + +extern void swiotlb_print_info(void); #endif /* __LINUX_SWIOTLB_H */ diff --git a/include/linux/tpm.h b/include/linux/tpm.h index 3338b3f..ac5d1c1 100644 --- a/include/linux/tpm.h +++ b/include/linux/tpm.h @@ -27,9 +27,16 @@ */ #define TPM_ANY_NUM 0xFFFF -#if defined(CONFIG_TCG_TPM) +#if defined(CONFIG_TCG_TPM) || defined(CONFIG_TCG_TPM_MODULE) extern int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf); extern int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash); +#else +static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) { + return -ENODEV; +} +static inline int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash) { + return -ENODEV; +} #endif #endif diff --git a/include/pcmcia/cs.h b/include/pcmcia/cs.h index 904468a..afc2bfb 100644 --- a/include/pcmcia/cs.h +++ b/include/pcmcia/cs.h @@ -15,6 +15,10 @@ #ifndef _LINUX_CS_H #define _LINUX_CS_H +#ifdef __KERNEL__ +#include <linux/interrupt.h> +#endif + /* For AccessConfigurationRegister */ typedef struct conf_reg_t { u_char Function; @@ -111,11 +115,9 @@ typedef struct io_req_t { /* For RequestIRQ and ReleaseIRQ */ typedef struct irq_req_t { - u_int Attributes; - u_int AssignedIRQ; - u_int IRQInfo1, IRQInfo2; /* IRQInfo2 is ignored */ - void *Handler; - void *Instance; + u_int Attributes; + u_int AssignedIRQ; + irq_handler_t Handler; } irq_req_t; /* Attributes for RequestIRQ and ReleaseIRQ */ @@ -125,7 +127,7 @@ typedef struct irq_req_t { #define IRQ_TYPE_DYNAMIC_SHARING 0x02 #define IRQ_FORCED_PULSE 0x04 #define IRQ_FIRST_SHARED 0x08 -#define IRQ_HANDLE_PRESENT 0x10 +//#define IRQ_HANDLE_PRESENT 0x10 #define IRQ_PULSE_ALLOCATED 0x100 /* Bits in IRQInfo1 field */ diff --git a/include/pcmcia/cs_types.h b/include/pcmcia/cs_types.h index 315965a..f5e3b83 100644 --- a/include/pcmcia/cs_types.h +++ b/include/pcmcia/cs_types.h @@ -26,8 +26,7 @@ typedef u_int event_t; typedef u_char cisdata_t; typedef u_short page_t; -struct window_t; -typedef struct window_t *window_handle_t; +typedef unsigned long window_handle_t; struct region_t; typedef struct region_t *memory_handle_t; diff --git a/include/pcmcia/ds.h b/include/pcmcia/ds.h index a2be80b..d403c12 100644 --- a/include/pcmcia/ds.h +++ b/include/pcmcia/ds.h @@ -34,6 +34,7 @@ struct pcmcia_socket; struct pcmcia_device; struct config_t; +struct net_device; /* dynamic device IDs for PCMCIA device drivers. See * Documentation/pcmcia/driver.txt for details. @@ -137,65 +138,39 @@ struct pcmcia_device { #define to_pcmcia_dev(n) container_of(n, struct pcmcia_device, dev) #define to_pcmcia_drv(n) container_of(n, struct pcmcia_driver, drv) -/* deprecated -- don't use! */ -#define handle_to_dev(handle) (handle->dev) - -/* (deprecated) error reporting by PCMCIA devices. Use dev_printk() - * or dev_dbg() directly in the driver, without referring to pcmcia_error_func() - * and/or pcmcia_error_ret() for those functions will go away soon. - */ -enum service { - AccessConfigurationRegister, AddSocketServices, - AdjustResourceInfo, CheckEraseQueue, CloseMemory, CopyMemory, - DeregisterClient, DeregisterEraseQueue, GetCardServicesInfo, - GetClientInfo, GetConfigurationInfo, GetEventMask, - GetFirstClient, GetFirstPartion, GetFirstRegion, GetFirstTuple, - GetNextClient, GetNextPartition, GetNextRegion, GetNextTuple, - GetStatus, GetTupleData, MapLogSocket, MapLogWindow, MapMemPage, - MapPhySocket, MapPhyWindow, ModifyConfiguration, ModifyWindow, - OpenMemory, ParseTuple, ReadMemory, RegisterClient, - RegisterEraseQueue, RegisterMTD, RegisterTimer, - ReleaseConfiguration, ReleaseExclusive, ReleaseIO, ReleaseIRQ, - ReleaseSocketMask, ReleaseWindow, ReplaceSocketServices, - RequestConfiguration, RequestExclusive, RequestIO, RequestIRQ, - RequestSocketMask, RequestWindow, ResetCard, ReturnSSEntry, - SetEventMask, SetRegion, ValidateCIS, VendorSpecific, - WriteMemory, BindDevice, BindMTD, ReportError, - SuspendCard, ResumeCard, EjectCard, InsertCard, ReplaceCIS, - GetFirstWindow, GetNextWindow, GetMemPage -}; -const char *pcmcia_error_func(int func); -const char *pcmcia_error_ret(int ret); - -#define cs_error(p_dev, func, ret) \ - { \ - dev_printk(KERN_NOTICE, &p_dev->dev, \ - "%s : %s\n", \ - pcmcia_error_func(func), \ - pcmcia_error_ret(ret)); \ - } - -/* CIS access. - * Use the pcmcia_* versions in PCMCIA drivers +/* + * CIS access. + * + * Please use the following functions to access CIS tuples: + * - pcmcia_get_tuple() + * - pcmcia_loop_tuple() + * - pcmcia_get_mac_from_cis() + * + * To parse a tuple_t, pcmcia_parse_tuple() exists. Its interface + * might change in future. */ -int pcmcia_parse_tuple(tuple_t *tuple, cisparse_t *parse); -int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function, - tuple_t *tuple); -#define pcmcia_get_first_tuple(p_dev, tuple) \ - pccard_get_first_tuple(p_dev->socket, p_dev->func, tuple) +/* get the very first CIS entry of type @code. Note that buf is pointer + * to u8 *buf; and that you need to kfree(buf) afterwards. */ +size_t pcmcia_get_tuple(struct pcmcia_device *p_dev, cisdata_t code, + u8 **buf); -int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function, - tuple_t *tuple); -#define pcmcia_get_next_tuple(p_dev, tuple) \ - pccard_get_next_tuple(p_dev->socket, p_dev->func, tuple) +/* loop over CIS entries */ +int pcmcia_loop_tuple(struct pcmcia_device *p_dev, cisdata_t code, + int (*loop_tuple) (struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv_data), + void *priv_data); -int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple); -#define pcmcia_get_tuple_data(p_dev, tuple) \ - pccard_get_tuple_data(p_dev->socket, tuple) +/* get the MAC address from CISTPL_FUNCE */ +int pcmcia_get_mac_from_cis(struct pcmcia_device *p_dev, + struct net_device *dev); +/* parse a tuple_t */ +int pcmcia_parse_tuple(tuple_t *tuple, cisparse_t *parse); + /* loop CIS entries for valid configuration */ int pcmcia_loop_config(struct pcmcia_device *p_dev, int (*conf_check) (struct pcmcia_device *p_dev, @@ -221,12 +196,11 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req); int pcmcia_request_configuration(struct pcmcia_device *p_dev, config_req_t *req); -int pcmcia_request_window(struct pcmcia_device **p_dev, win_req_t *req, +int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req, window_handle_t *wh); -int pcmcia_release_window(window_handle_t win); - -int pcmcia_get_mem_page(window_handle_t win, memreq_t *req); -int pcmcia_map_mem_page(window_handle_t win, memreq_t *req); +int pcmcia_release_window(struct pcmcia_device *p_dev, window_handle_t win); +int pcmcia_map_mem_page(struct pcmcia_device *p_dev, window_handle_t win, + memreq_t *req); int pcmcia_modify_configuration(struct pcmcia_device *p_dev, modconf_t *mod); void pcmcia_disable_device(struct pcmcia_device *p_dev); diff --git a/include/pcmcia/ss.h b/include/pcmcia/ss.h index e0f6feb..7c23be7 100644 --- a/include/pcmcia/ss.h +++ b/include/pcmcia/ss.h @@ -107,15 +107,6 @@ typedef struct io_window_t { struct resource *res; } io_window_t; -#define WINDOW_MAGIC 0xB35C -typedef struct window_t { - u_short magic; - u_short index; - struct pcmcia_device *handle; - struct pcmcia_socket *sock; - pccard_mem_map ctl; -} window_t; - /* Maximum number of IO windows per socket */ #define MAX_IO_WIN 2 @@ -155,7 +146,7 @@ struct pcmcia_socket { u_int Config; } irq; io_window_t io[MAX_IO_WIN]; - window_t win[MAX_WIN]; + pccard_mem_map win[MAX_WIN]; struct list_head cis_cache; size_t fake_cis_len; u8 *fake_cis; @@ -172,7 +163,7 @@ struct pcmcia_socket { u_int irq_mask; u_int map_size; u_int io_offset; - u_char pci_irq; + u_int pci_irq; struct pci_dev * cb_dev; diff --git a/include/trace/events/bkl.h b/include/trace/events/bkl.h new file mode 100644 index 0000000..8abd620 --- /dev/null +++ b/include/trace/events/bkl.h @@ -0,0 +1,61 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM bkl + +#if !defined(_TRACE_BKL_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_BKL_H + +#include <linux/tracepoint.h> + +TRACE_EVENT(lock_kernel, + + TP_PROTO(const char *func, const char *file, int line), + + TP_ARGS(func, file, line), + + TP_STRUCT__entry( + __field( int, lock_depth ) + __field_ext( const char *, func, FILTER_PTR_STRING ) + __field_ext( const char *, file, FILTER_PTR_STRING ) + __field( int, line ) + ), + + TP_fast_assign( + /* We want to record the lock_depth after lock is acquired */ + __entry->lock_depth = current->lock_depth + 1; + __entry->func = func; + __entry->file = file; + __entry->line = line; + ), + + TP_printk("depth: %d, %s:%d %s()", __entry->lock_depth, + __entry->file, __entry->line, __entry->func) +); + +TRACE_EVENT(unlock_kernel, + + TP_PROTO(const char *func, const char *file, int line), + + TP_ARGS(func, file, line), + + TP_STRUCT__entry( + __field(int, lock_depth) + __field(const char *, func) + __field(const char *, file) + __field(int, line) + ), + + TP_fast_assign( + __entry->lock_depth = current->lock_depth; + __entry->func = func; + __entry->file = file; + __entry->line = line; + ), + + TP_printk("depth: %d, %s:%d %s()", __entry->lock_depth, + __entry->file, __entry->line, __entry->func) +); + +#endif /* _TRACE_BKL_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/syscalls.h b/include/trace/events/syscalls.h index 397dff2..fb726ac 100644 --- a/include/trace/events/syscalls.h +++ b/include/trace/events/syscalls.h @@ -1,5 +1,6 @@ #undef TRACE_SYSTEM -#define TRACE_SYSTEM syscalls +#define TRACE_SYSTEM raw_syscalls +#define TRACE_INCLUDE_FILE syscalls #if !defined(_TRACE_EVENTS_SYSCALLS_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_EVENTS_SYSCALLS_H diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index cc0d966..dacb8ef 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -159,7 +159,7 @@ #undef __get_str #undef TP_printk -#define TP_printk(fmt, args...) "%s, %s\n", #fmt, __stringify(args) +#define TP_printk(fmt, args...) "\"%s\", %s\n", fmt, __stringify(args) #undef TP_fast_assign #define TP_fast_assign(args...) args diff --git a/include/trace/power.h b/include/trace/power.h deleted file mode 100644 index ef20466..0000000 --- a/include/trace/power.h +++ /dev/null @@ -1,32 +0,0 @@ -#ifndef _TRACE_POWER_H -#define _TRACE_POWER_H - -#include <linux/ktime.h> -#include <linux/tracepoint.h> - -enum { - POWER_NONE = 0, - POWER_CSTATE = 1, - POWER_PSTATE = 2, -}; - -struct power_trace { - ktime_t stamp; - ktime_t end; - int type; - int state; -}; - -DECLARE_TRACE(power_start, - TP_PROTO(struct power_trace *it, unsigned int type, unsigned int state), - TP_ARGS(it, type, state)); - -DECLARE_TRACE(power_mark, - TP_PROTO(struct power_trace *it, unsigned int type, unsigned int state), - TP_ARGS(it, type, state)); - -DECLARE_TRACE(power_end, - TP_PROTO(struct power_trace *it), - TP_ARGS(it)); - -#endif /* _TRACE_POWER_H */ diff --git a/include/trace/syscall.h b/include/trace/syscall.h index 5dc283b..e972f0a 100644 --- a/include/trace/syscall.h +++ b/include/trace/syscall.h @@ -33,7 +33,7 @@ struct syscall_metadata { }; #ifdef CONFIG_FTRACE_SYSCALLS -extern struct syscall_metadata *syscall_nr_to_meta(int nr); +extern unsigned long arch_syscall_addr(int nr); extern int syscall_name_to_nr(char *name); void set_syscall_enter_id(int num, int id); void set_syscall_exit_id(int num, int id); diff --git a/init/Kconfig b/init/Kconfig index 39923cc..9ee7782 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -334,6 +334,15 @@ config TREE_PREEMPT_RCU is also required. It also scales down nicely to smaller systems. +config TINY_RCU + bool "UP-only small-memory-footprint RCU" + depends on !SMP + help + This option selects the RCU implementation that is + designed for UP systems from which real-time response + is not required. This option greatly reduces the + memory footprint of RCU. + endchoice config RCU_TRACE @@ -606,7 +615,7 @@ config SYSFS_DEPRECATED bool config SYSFS_DEPRECATED_V2 - bool "remove sysfs features which may confuse old userspace tools" + bool "enable deprecated sysfs features which may confuse old userspace tools" depends on SYSFS default n select SYSFS_DEPRECATED @@ -1220,3 +1229,4 @@ source "block/Kconfig" config PREEMPT_NOTIFIERS bool +source "kernel/Kconfig.locks" diff --git a/init/main.c b/init/main.c index 5988deb..4051d75 100644 --- a/init/main.c +++ b/init/main.c @@ -251,7 +251,7 @@ early_param("loglevel", loglevel); /* * Unknown boot options get handed to init, unless they look like - * failed parameters + * unused parameters (modprobe will find them in /proc/cmdline). */ static int __init unknown_bootoption(char *param, char *val) { @@ -272,14 +272,9 @@ static int __init unknown_bootoption(char *param, char *val) if (obsolete_checksetup(param)) return 0; - /* - * Preemptive maintenance for "why didn't my misspelled command - * line work?" - */ - if (strchr(param, '.') && (!val || strchr(param, '.') < val)) { - printk(KERN_ERR "Unknown boot option `%s': ignoring\n", param); + /* Unused module parameter. */ + if (strchr(param, '.') && (!val || strchr(param, '.') < val)) return 0; - } if (panic_later) return 0; diff --git a/kernel/Kconfig.locks b/kernel/Kconfig.locks new file mode 100644 index 0000000..88c92fb --- /dev/null +++ b/kernel/Kconfig.locks @@ -0,0 +1,202 @@ +# +# The ARCH_INLINE foo is necessary because select ignores "depends on" +# +config ARCH_INLINE_SPIN_TRYLOCK + bool + +config ARCH_INLINE_SPIN_TRYLOCK_BH + bool + +config ARCH_INLINE_SPIN_LOCK + bool + +config ARCH_INLINE_SPIN_LOCK_BH + bool + +config ARCH_INLINE_SPIN_LOCK_IRQ + bool + +config ARCH_INLINE_SPIN_LOCK_IRQSAVE + bool + +config ARCH_INLINE_SPIN_UNLOCK + bool + +config ARCH_INLINE_SPIN_UNLOCK_BH + bool + +config ARCH_INLINE_SPIN_UNLOCK_IRQ + bool + +config ARCH_INLINE_SPIN_UNLOCK_IRQRESTORE + bool + + +config ARCH_INLINE_READ_TRYLOCK + bool + +config ARCH_INLINE_READ_LOCK + bool + +config ARCH_INLINE_READ_LOCK_BH + bool + +config ARCH_INLINE_READ_LOCK_IRQ + bool + +config ARCH_INLINE_READ_LOCK_IRQSAVE + bool + +config ARCH_INLINE_READ_UNLOCK + bool + +config ARCH_INLINE_READ_UNLOCK_BH + bool + +config ARCH_INLINE_READ_UNLOCK_IRQ + bool + +config ARCH_INLINE_READ_UNLOCK_IRQRESTORE + bool + + +config ARCH_INLINE_WRITE_TRYLOCK + bool + +config ARCH_INLINE_WRITE_LOCK + bool + +config ARCH_INLINE_WRITE_LOCK_BH + bool + +config ARCH_INLINE_WRITE_LOCK_IRQ + bool + +config ARCH_INLINE_WRITE_LOCK_IRQSAVE + bool + +config ARCH_INLINE_WRITE_UNLOCK + bool + +config ARCH_INLINE_WRITE_UNLOCK_BH + bool + +config ARCH_INLINE_WRITE_UNLOCK_IRQ + bool + +config ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE + bool + +# +# lock_* functions are inlined when: +# - DEBUG_SPINLOCK=n and GENERIC_LOCKBREAK=n and ARCH_INLINE_*LOCK=y +# +# trylock_* functions are inlined when: +# - DEBUG_SPINLOCK=n and ARCH_INLINE_*LOCK=y +# +# unlock and unlock_irq functions are inlined when: +# - DEBUG_SPINLOCK=n and ARCH_INLINE_*LOCK=y +# or +# - DEBUG_SPINLOCK=n and PREEMPT=n +# +# unlock_bh and unlock_irqrestore functions are inlined when: +# - DEBUG_SPINLOCK=n and ARCH_INLINE_*LOCK=y +# + +config INLINE_SPIN_TRYLOCK + def_bool !DEBUG_SPINLOCK && ARCH_INLINE_SPIN_TRYLOCK + +config INLINE_SPIN_TRYLOCK_BH + def_bool !DEBUG_SPINLOCK && ARCH_INLINE_SPIN_TRYLOCK_BH + +config INLINE_SPIN_LOCK + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && ARCH_INLINE_SPIN_LOCK + +config INLINE_SPIN_LOCK_BH + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && \ + ARCH_INLINE_SPIN_LOCK_BH + +config INLINE_SPIN_LOCK_IRQ + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && \ + ARCH_INLINE_SPIN_LOCK_IRQ + +config INLINE_SPIN_LOCK_IRQSAVE + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && \ + ARCH_INLINE_SPIN_LOCK_IRQSAVE + +config INLINE_SPIN_UNLOCK + def_bool !DEBUG_SPINLOCK && (!PREEMPT || ARCH_INLINE_SPIN_UNLOCK) + +config INLINE_SPIN_UNLOCK_BH + def_bool !DEBUG_SPINLOCK && ARCH_INLINE_SPIN_UNLOCK_BH + +config INLINE_SPIN_UNLOCK_IRQ + def_bool !DEBUG_SPINLOCK && (!PREEMPT || ARCH_INLINE_SPIN_UNLOCK_BH) + +config INLINE_SPIN_UNLOCK_IRQRESTORE + def_bool !DEBUG_SPINLOCK && ARCH_INLINE_SPIN_UNLOCK_IRQRESTORE + + +config INLINE_READ_TRYLOCK + def_bool !DEBUG_SPINLOCK && ARCH_INLINE_READ_TRYLOCK + +config INLINE_READ_LOCK + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && ARCH_INLINE_READ_LOCK + +config INLINE_READ_LOCK_BH + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && \ + ARCH_INLINE_READ_LOCK_BH + +config INLINE_READ_LOCK_IRQ + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && \ + ARCH_INLINE_READ_LOCK_IRQ + +config INLINE_READ_LOCK_IRQSAVE + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && \ + ARCH_INLINE_READ_LOCK_IRQSAVE + +config INLINE_READ_UNLOCK + def_bool !DEBUG_SPINLOCK && (!PREEMPT || ARCH_INLINE_READ_UNLOCK) + +config INLINE_READ_UNLOCK_BH + def_bool !DEBUG_SPINLOCK && ARCH_INLINE_READ_UNLOCK_BH + +config INLINE_READ_UNLOCK_IRQ + def_bool !DEBUG_SPINLOCK && (!PREEMPT || ARCH_INLINE_READ_UNLOCK_BH) + +config INLINE_READ_UNLOCK_IRQRESTORE + def_bool !DEBUG_SPINLOCK && ARCH_INLINE_READ_UNLOCK_IRQRESTORE + + +config INLINE_WRITE_TRYLOCK + def_bool !DEBUG_SPINLOCK && ARCH_INLINE_WRITE_TRYLOCK + +config INLINE_WRITE_LOCK + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && ARCH_INLINE_WRITE_LOCK + +config INLINE_WRITE_LOCK_BH + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && \ + ARCH_INLINE_WRITE_LOCK_BH + +config INLINE_WRITE_LOCK_IRQ + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && \ + ARCH_INLINE_WRITE_LOCK_IRQ + +config INLINE_WRITE_LOCK_IRQSAVE + def_bool !DEBUG_SPINLOCK && !GENERIC_LOCKBREAK && \ + ARCH_INLINE_WRITE_LOCK_IRQSAVE + +config INLINE_WRITE_UNLOCK + def_bool !DEBUG_SPINLOCK && (!PREEMPT || ARCH_INLINE_WRITE_UNLOCK) + +config INLINE_WRITE_UNLOCK_BH + def_bool !DEBUG_SPINLOCK && ARCH_INLINE_WRITE_UNLOCK_BH + +config INLINE_WRITE_UNLOCK_IRQ + def_bool !DEBUG_SPINLOCK && (!PREEMPT || ARCH_INLINE_WRITE_UNLOCK_BH) + +config INLINE_WRITE_UNLOCK_IRQRESTORE + def_bool !DEBUG_SPINLOCK && ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE + +config MUTEX_SPIN_ON_OWNER + def_bool SMP && !DEBUG_MUTEXES && !HAVE_DEFAULT_NO_SPIN_MUTEXES diff --git a/kernel/Makefile b/kernel/Makefile index d7c13d2..dcf6789 100644 --- a/kernel/Makefile +++ b/kernel/Makefile @@ -82,6 +82,7 @@ obj-$(CONFIG_RCU_TORTURE_TEST) += rcutorture.o obj-$(CONFIG_TREE_RCU) += rcutree.o obj-$(CONFIG_TREE_PREEMPT_RCU) += rcutree.o obj-$(CONFIG_TREE_RCU_TRACE) += rcutree_trace.o +obj-$(CONFIG_TINY_RCU) += rcutiny.o obj-$(CONFIG_RELAY) += relay.o obj-$(CONFIG_SYSCTL) += utsname_sysctl.o obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o diff --git a/kernel/capability.c b/kernel/capability.c index 4e17041..7f876e6 100644 --- a/kernel/capability.c +++ b/kernel/capability.c @@ -29,7 +29,6 @@ EXPORT_SYMBOL(__cap_empty_set); EXPORT_SYMBOL(__cap_full_set); EXPORT_SYMBOL(__cap_init_eff_set); -#ifdef CONFIG_SECURITY_FILE_CAPABILITIES int file_caps_enabled = 1; static int __init file_caps_disable(char *str) @@ -38,7 +37,6 @@ static int __init file_caps_disable(char *str) return 1; } __setup("no_file_caps", file_caps_disable); -#endif /* * More recent versions of libcap are available from: @@ -169,8 +167,8 @@ SYSCALL_DEFINE2(capget, cap_user_header_t, header, cap_user_data_t, dataptr) kernel_cap_t pE, pI, pP; ret = cap_validate_magic(header, &tocopy); - if (ret != 0) - return ret; + if ((dataptr == NULL) || (ret != 0)) + return ((dataptr == NULL) && (ret == -EINVAL)) ? 0 : ret; if (get_user(pid, &header->pid)) return -EFAULT; @@ -238,7 +236,7 @@ SYSCALL_DEFINE2(capget, cap_user_header_t, header, cap_user_data_t, dataptr) SYSCALL_DEFINE2(capset, cap_user_header_t, header, const cap_user_data_t, data) { struct __user_cap_data_struct kdata[_KERNEL_CAPABILITY_U32S]; - unsigned i, tocopy; + unsigned i, tocopy, copybytes; kernel_cap_t inheritable, permitted, effective; struct cred *new; int ret; @@ -255,8 +253,11 @@ SYSCALL_DEFINE2(capset, cap_user_header_t, header, const cap_user_data_t, data) if (pid != 0 && pid != task_pid_vnr(current)) return -EPERM; - if (copy_from_user(&kdata, data, - tocopy * sizeof(struct __user_cap_data_struct))) + copybytes = tocopy * sizeof(struct __user_cap_data_struct); + if (copybytes > sizeof(kdata)) + return -EFAULT; + + if (copy_from_user(&kdata, data, copybytes)) return -EFAULT; for (i = 0; i < tocopy; i++) { diff --git a/kernel/hung_task.c b/kernel/hung_task.c index d4e8417..0c642d5 100644 --- a/kernel/hung_task.c +++ b/kernel/hung_task.c @@ -144,7 +144,7 @@ static void check_hung_uninterruptible_tasks(unsigned long timeout) rcu_read_lock(); do_each_thread(g, t) { - if (!--max_count) + if (!max_count--) goto unlock; if (!--batch_count) { batch_count = HUNG_TASK_BATCHING; diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c index c166019..ba566c2 100644 --- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -166,11 +166,11 @@ int set_irq_data(unsigned int irq, void *data) EXPORT_SYMBOL(set_irq_data); /** - * set_irq_data - set irq type data for an irq + * set_irq_msi - set MSI descriptor data for an irq * @irq: Interrupt number * @entry: Pointer to MSI descriptor data * - * Set the hardware irq controller data for an irq + * Set the MSI descriptor entry for an irq */ int set_irq_msi(unsigned int irq, struct msi_desc *entry) { @@ -590,7 +590,7 @@ out_unlock: } /** - * handle_percpu_IRQ - Per CPU local irq handler + * handle_percpu_irq - Per CPU local irq handler * @irq: the interrupt number * @desc: the interrupt description structure for this irq * diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c index 692363d..0832145 100644 --- a/kernel/irq/proc.c +++ b/kernel/irq/proc.c @@ -136,7 +136,7 @@ out: static int default_affinity_open(struct inode *inode, struct file *file) { - return single_open(file, default_affinity_show, NULL); + return single_open(file, default_affinity_show, PDE(inode)->data); } static const struct file_operations default_affinity_proc_fops = { @@ -148,18 +148,28 @@ static const struct file_operations default_affinity_proc_fops = { }; #endif -static int irq_spurious_read(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int irq_spurious_proc_show(struct seq_file *m, void *v) { - struct irq_desc *desc = irq_to_desc((long) data); - return sprintf(page, "count %u\n" - "unhandled %u\n" - "last_unhandled %u ms\n", - desc->irq_count, - desc->irqs_unhandled, - jiffies_to_msecs(desc->last_unhandled)); + struct irq_desc *desc = irq_to_desc((long) m->private); + + seq_printf(m, "count %u\n" "unhandled %u\n" "last_unhandled %u ms\n", + desc->irq_count, desc->irqs_unhandled, + jiffies_to_msecs(desc->last_unhandled)); + return 0; +} + +static int irq_spurious_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, irq_spurious_proc_show, NULL); } +static const struct file_operations irq_spurious_proc_fops = { + .open = irq_spurious_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + #define MAX_NAMELEN 128 static int name_unique(unsigned int irq, struct irqaction *new_action) @@ -204,7 +214,6 @@ void register_handler_proc(unsigned int irq, struct irqaction *action) void register_irq_proc(unsigned int irq, struct irq_desc *desc) { char name [MAX_NAMELEN]; - struct proc_dir_entry *entry; if (!root_irq_dir || (desc->chip == &no_irq_chip) || desc->dir) return; @@ -214,6 +223,8 @@ void register_irq_proc(unsigned int irq, struct irq_desc *desc) /* create /proc/irq/1234 */ desc->dir = proc_mkdir(name, root_irq_dir); + if (!desc->dir) + return; #ifdef CONFIG_SMP /* create /proc/irq/<irq>/smp_affinity */ @@ -221,11 +232,8 @@ void register_irq_proc(unsigned int irq, struct irq_desc *desc) &irq_affinity_proc_fops, (void *)(long)irq); #endif - entry = create_proc_entry("spurious", 0444, desc->dir); - if (entry) { - entry->data = (void *)(long)irq; - entry->read_proc = irq_spurious_read; - } + proc_create_data("spurious", 0444, desc->dir, + &irq_spurious_proc_fops, (void *)(long)irq); } #undef MAX_NAMELEN diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c index bd7273e..22b0a6e 100644 --- a/kernel/irq/spurious.c +++ b/kernel/irq/spurious.c @@ -104,7 +104,7 @@ static int misrouted_irq(int irq) return ok; } -static void poll_all_shared_irqs(void) +static void poll_spurious_irqs(unsigned long dummy) { struct irq_desc *desc; int i; @@ -125,23 +125,11 @@ static void poll_all_shared_irqs(void) try_one_irq(i, desc); local_irq_enable(); } -} - -static void poll_spurious_irqs(unsigned long dummy) -{ - poll_all_shared_irqs(); mod_timer(&poll_spurious_irq_timer, jiffies + POLL_SPURIOUS_IRQ_INTERVAL); } -#ifdef CONFIG_DEBUG_SHIRQ -void debug_poll_all_shared_irqs(void) -{ - poll_all_shared_irqs(); -} -#endif - /* * If 99,900 of the previous 100,000 interrupts have not been handled * then assume that the IRQ is stuck in some manner. Drop a diagnostic diff --git a/kernel/kmod.c b/kernel/kmod.c index 9fcb53a..25b1031 100644 --- a/kernel/kmod.c +++ b/kernel/kmod.c @@ -80,16 +80,16 @@ int __request_module(bool wait, const char *fmt, ...) #define MAX_KMOD_CONCURRENT 50 /* Completely arbitrary value - KAO */ static int kmod_loop_msg; - ret = security_kernel_module_request(); - if (ret) - return ret; - va_start(args, fmt); ret = vsnprintf(module_name, MODULE_NAME_LEN, fmt, args); va_end(args); if (ret >= MODULE_NAME_LEN) return -ENAMETOOLONG; + ret = security_kernel_module_request(module_name); + if (ret) + return ret; + /* If modprobe needs a service that is in a module, we get a recursive * loop. Limit the number of running kmod threads to max_threads/2 or * MAX_KMOD_CONCURRENT, whichever is the smaller. A cleaner method diff --git a/kernel/kprobes.c b/kernel/kprobes.c index 5240d75..1494e85 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -1014,9 +1014,9 @@ int __kprobes register_kretprobe(struct kretprobe *rp) /* Pre-allocate memory for max kretprobe instances */ if (rp->maxactive <= 0) { #ifdef CONFIG_PREEMPT - rp->maxactive = max(10, 2 * NR_CPUS); + rp->maxactive = max(10, 2 * num_possible_cpus()); #else - rp->maxactive = NR_CPUS; + rp->maxactive = num_possible_cpus(); #endif } spin_lock_init(&rp->lock); diff --git a/kernel/module.c b/kernel/module.c index 8b7d880..5842a71 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -1187,7 +1187,8 @@ static void add_sect_attrs(struct module *mod, unsigned int nsect, /* Count loaded sections and allocate structures */ for (i = 0; i < nsect; i++) - if (sechdrs[i].sh_flags & SHF_ALLOC) + if (sechdrs[i].sh_flags & SHF_ALLOC + && sechdrs[i].sh_size) nloaded++; size[0] = ALIGN(sizeof(*sect_attrs) + nloaded * sizeof(sect_attrs->attrs[0]), @@ -1207,6 +1208,8 @@ static void add_sect_attrs(struct module *mod, unsigned int nsect, for (i = 0; i < nsect; i++) { if (! (sechdrs[i].sh_flags & SHF_ALLOC)) continue; + if (!sechdrs[i].sh_size) + continue; sattr->address = sechdrs[i].sh_addr; sattr->name = kstrdup(secstrings + sechdrs[i].sh_name, GFP_KERNEL); diff --git a/kernel/mutex.c b/kernel/mutex.c index 947b3ad..632f04c 100644 --- a/kernel/mutex.c +++ b/kernel/mutex.c @@ -148,8 +148,8 @@ __mutex_lock_common(struct mutex *lock, long state, unsigned int subclass, preempt_disable(); mutex_acquire(&lock->dep_map, subclass, 0, ip); -#if defined(CONFIG_SMP) && !defined(CONFIG_DEBUG_MUTEXES) && \ - !defined(CONFIG_HAVE_DEFAULT_NO_SPIN_MUTEXES) + +#ifdef CONFIG_MUTEX_SPIN_ON_OWNER /* * Optimistic spinning. * diff --git a/kernel/printk.c b/kernel/printk.c index f38b07f..b5ac4d9 100644 --- a/kernel/printk.c +++ b/kernel/printk.c @@ -33,6 +33,7 @@ #include <linux/bootmem.h> #include <linux/syscalls.h> #include <linux/kexec.h> +#include <linux/ratelimit.h> #include <asm/uaccess.h> @@ -1376,11 +1377,11 @@ late_initcall(disable_boot_consoles); */ DEFINE_RATELIMIT_STATE(printk_ratelimit_state, 5 * HZ, 10); -int printk_ratelimit(void) +int __printk_ratelimit(const char *func) { - return __ratelimit(&printk_ratelimit_state); + return ___ratelimit(&printk_ratelimit_state, func); } -EXPORT_SYMBOL(printk_ratelimit); +EXPORT_SYMBOL(__printk_ratelimit); /** * printk_timed_ratelimit - caller-controlled printk ratelimiting diff --git a/kernel/rcupdate.c b/kernel/rcupdate.c index 4001833..9b7fd47 100644 --- a/kernel/rcupdate.c +++ b/kernel/rcupdate.c @@ -44,7 +44,6 @@ #include <linux/cpu.h> #include <linux/mutex.h> #include <linux/module.h> -#include <linux/kernel_stat.h> #ifdef CONFIG_DEBUG_LOCK_ALLOC static struct lock_class_key rcu_lock_key; @@ -53,8 +52,6 @@ struct lockdep_map rcu_lock_map = EXPORT_SYMBOL_GPL(rcu_lock_map); #endif -int rcu_scheduler_active __read_mostly; - /* * Awaken the corresponding synchronize_rcu() instance now that a * grace period has elapsed. @@ -66,122 +63,3 @@ void wakeme_after_rcu(struct rcu_head *head) rcu = container_of(head, struct rcu_synchronize, head); complete(&rcu->completion); } - -#ifdef CONFIG_TREE_PREEMPT_RCU - -/** - * synchronize_rcu - wait until a grace period has elapsed. - * - * Control will return to the caller some time after a full grace - * period has elapsed, in other words after all currently executing RCU - * read-side critical sections have completed. RCU read-side critical - * sections are delimited by rcu_read_lock() and rcu_read_unlock(), - * and may be nested. - */ -void synchronize_rcu(void) -{ - struct rcu_synchronize rcu; - - if (!rcu_scheduler_active) - return; - - init_completion(&rcu.completion); - /* Will wake me after RCU finished. */ - call_rcu(&rcu.head, wakeme_after_rcu); - /* Wait for it. */ - wait_for_completion(&rcu.completion); -} -EXPORT_SYMBOL_GPL(synchronize_rcu); - -#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */ - -/** - * synchronize_sched - wait until an rcu-sched grace period has elapsed. - * - * Control will return to the caller some time after a full rcu-sched - * grace period has elapsed, in other words after all currently executing - * rcu-sched read-side critical sections have completed. These read-side - * critical sections are delimited by rcu_read_lock_sched() and - * rcu_read_unlock_sched(), and may be nested. Note that preempt_disable(), - * local_irq_disable(), and so on may be used in place of - * rcu_read_lock_sched(). - * - * This means that all preempt_disable code sequences, including NMI and - * hardware-interrupt handlers, in progress on entry will have completed - * before this primitive returns. However, this does not guarantee that - * softirq handlers will have completed, since in some kernels, these - * handlers can run in process context, and can block. - * - * This primitive provides the guarantees made by the (now removed) - * synchronize_kernel() API. In contrast, synchronize_rcu() only - * guarantees that rcu_read_lock() sections will have completed. - * In "classic RCU", these two guarantees happen to be one and - * the same, but can differ in realtime RCU implementations. - */ -void synchronize_sched(void) -{ - struct rcu_synchronize rcu; - - if (rcu_blocking_is_gp()) - return; - - init_completion(&rcu.completion); - /* Will wake me after RCU finished. */ - call_rcu_sched(&rcu.head, wakeme_after_rcu); - /* Wait for it. */ - wait_for_completion(&rcu.completion); -} -EXPORT_SYMBOL_GPL(synchronize_sched); - -/** - * synchronize_rcu_bh - wait until an rcu_bh grace period has elapsed. - * - * Control will return to the caller some time after a full rcu_bh grace - * period has elapsed, in other words after all currently executing rcu_bh - * read-side critical sections have completed. RCU read-side critical - * sections are delimited by rcu_read_lock_bh() and rcu_read_unlock_bh(), - * and may be nested. - */ -void synchronize_rcu_bh(void) -{ - struct rcu_synchronize rcu; - - if (rcu_blocking_is_gp()) - return; - - init_completion(&rcu.completion); - /* Will wake me after RCU finished. */ - call_rcu_bh(&rcu.head, wakeme_after_rcu); - /* Wait for it. */ - wait_for_completion(&rcu.completion); -} -EXPORT_SYMBOL_GPL(synchronize_rcu_bh); - -static int __cpuinit rcu_barrier_cpu_hotplug(struct notifier_block *self, - unsigned long action, void *hcpu) -{ - return rcu_cpu_notify(self, action, hcpu); -} - -void __init rcu_init(void) -{ - int i; - - __rcu_init(); - cpu_notifier(rcu_barrier_cpu_hotplug, 0); - - /* - * We don't need protection against CPU-hotplug here because - * this is called early in boot, before either interrupts - * or the scheduler are operational. - */ - for_each_online_cpu(i) - rcu_barrier_cpu_hotplug(NULL, CPU_UP_PREPARE, (void *)(long)i); -} - -void rcu_scheduler_starting(void) -{ - WARN_ON(num_online_cpus() != 1); - WARN_ON(nr_context_switches() > 0); - rcu_scheduler_active = 1; -} diff --git a/kernel/rcutiny.c b/kernel/rcutiny.c new file mode 100644 index 0000000..9f6d9ff --- /dev/null +++ b/kernel/rcutiny.c @@ -0,0 +1,282 @@ +/* + * Read-Copy Update mechanism for mutual exclusion, the Bloatwatch edition. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * Copyright IBM Corporation, 2008 + * + * Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com> + * + * For detailed explanation of Read-Copy Update mechanism see - + * Documentation/RCU + */ +#include <linux/moduleparam.h> +#include <linux/completion.h> +#include <linux/interrupt.h> +#include <linux/notifier.h> +#include <linux/rcupdate.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/mutex.h> +#include <linux/sched.h> +#include <linux/types.h> +#include <linux/init.h> +#include <linux/time.h> +#include <linux/cpu.h> + +/* Global control variables for rcupdate callback mechanism. */ +struct rcu_ctrlblk { + struct rcu_head *rcucblist; /* List of pending callbacks (CBs). */ + struct rcu_head **donetail; /* ->next pointer of last "done" CB. */ + struct rcu_head **curtail; /* ->next pointer of last CB. */ +}; + +/* Definition for rcupdate control block. */ +static struct rcu_ctrlblk rcu_ctrlblk = { + .donetail = &rcu_ctrlblk.rcucblist, + .curtail = &rcu_ctrlblk.rcucblist, +}; + +static struct rcu_ctrlblk rcu_bh_ctrlblk = { + .donetail = &rcu_bh_ctrlblk.rcucblist, + .curtail = &rcu_bh_ctrlblk.rcucblist, +}; + +#ifdef CONFIG_NO_HZ + +static long rcu_dynticks_nesting = 1; + +/* + * Enter dynticks-idle mode, which is an extended quiescent state + * if we have fully entered that mode (i.e., if the new value of + * dynticks_nesting is zero). + */ +void rcu_enter_nohz(void) +{ + if (--rcu_dynticks_nesting == 0) + rcu_sched_qs(0); /* implies rcu_bh_qsctr_inc(0) */ +} + +/* + * Exit dynticks-idle mode, so that we are no longer in an extended + * quiescent state. + */ +void rcu_exit_nohz(void) +{ + rcu_dynticks_nesting++; +} + +#endif /* #ifdef CONFIG_NO_HZ */ + +/* + * Helper function for rcu_qsctr_inc() and rcu_bh_qsctr_inc(). + * Also disable irqs to avoid confusion due to interrupt handlers + * invoking call_rcu(). + */ +static int rcu_qsctr_help(struct rcu_ctrlblk *rcp) +{ + unsigned long flags; + + local_irq_save(flags); + if (rcp->rcucblist != NULL && + rcp->donetail != rcp->curtail) { + rcp->donetail = rcp->curtail; + local_irq_restore(flags); + return 1; + } + local_irq_restore(flags); + + return 0; +} + +/* + * Record an rcu quiescent state. And an rcu_bh quiescent state while we + * are at it, given that any rcu quiescent state is also an rcu_bh + * quiescent state. Use "+" instead of "||" to defeat short circuiting. + */ +void rcu_sched_qs(int cpu) +{ + if (rcu_qsctr_help(&rcu_ctrlblk) + rcu_qsctr_help(&rcu_bh_ctrlblk)) + raise_softirq(RCU_SOFTIRQ); +} + +/* + * Record an rcu_bh quiescent state. + */ +void rcu_bh_qs(int cpu) +{ + if (rcu_qsctr_help(&rcu_bh_ctrlblk)) + raise_softirq(RCU_SOFTIRQ); +} + +/* + * Check to see if the scheduling-clock interrupt came from an extended + * quiescent state, and, if so, tell RCU about it. + */ +void rcu_check_callbacks(int cpu, int user) +{ + if (user || + (idle_cpu(cpu) && + !in_softirq() && + hardirq_count() <= (1 << HARDIRQ_SHIFT))) + rcu_sched_qs(cpu); + else if (!in_softirq()) + rcu_bh_qs(cpu); +} + +/* + * Helper function for rcu_process_callbacks() that operates on the + * specified rcu_ctrlkblk structure. + */ +static void __rcu_process_callbacks(struct rcu_ctrlblk *rcp) +{ + struct rcu_head *next, *list; + unsigned long flags; + + /* If no RCU callbacks ready to invoke, just return. */ + if (&rcp->rcucblist == rcp->donetail) + return; + + /* Move the ready-to-invoke callbacks to a local list. */ + local_irq_save(flags); + list = rcp->rcucblist; + rcp->rcucblist = *rcp->donetail; + *rcp->donetail = NULL; + if (rcp->curtail == rcp->donetail) + rcp->curtail = &rcp->rcucblist; + rcp->donetail = &rcp->rcucblist; + local_irq_restore(flags); + + /* Invoke the callbacks on the local list. */ + while (list) { + next = list->next; + prefetch(next); + list->func(list); + list = next; + } +} + +/* + * Invoke any callbacks whose grace period has completed. + */ +static void rcu_process_callbacks(struct softirq_action *unused) +{ + __rcu_process_callbacks(&rcu_ctrlblk); + __rcu_process_callbacks(&rcu_bh_ctrlblk); +} + +/* + * Wait for a grace period to elapse. But it is illegal to invoke + * synchronize_sched() from within an RCU read-side critical section. + * Therefore, any legal call to synchronize_sched() is a quiescent + * state, and so on a UP system, synchronize_sched() need do nothing. + * Ditto for synchronize_rcu_bh(). (But Lai Jiangshan points out the + * benefits of doing might_sleep() to reduce latency.) + * + * Cool, huh? (Due to Josh Triplett.) + * + * But we want to make this a static inline later. + */ +void synchronize_sched(void) +{ + cond_resched(); +} +EXPORT_SYMBOL_GPL(synchronize_sched); + +void synchronize_rcu_bh(void) +{ + synchronize_sched(); +} +EXPORT_SYMBOL_GPL(synchronize_rcu_bh); + +/* + * Helper function for call_rcu() and call_rcu_bh(). + */ +static void __call_rcu(struct rcu_head *head, + void (*func)(struct rcu_head *rcu), + struct rcu_ctrlblk *rcp) +{ + unsigned long flags; + + head->func = func; + head->next = NULL; + + local_irq_save(flags); + *rcp->curtail = head; + rcp->curtail = &head->next; + local_irq_restore(flags); +} + +/* + * Post an RCU callback to be invoked after the end of an RCU grace + * period. But since we have but one CPU, that would be after any + * quiescent state. + */ +void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu)) +{ + __call_rcu(head, func, &rcu_ctrlblk); +} +EXPORT_SYMBOL_GPL(call_rcu); + +/* + * Post an RCU bottom-half callback to be invoked after any subsequent + * quiescent state. + */ +void call_rcu_bh(struct rcu_head *head, void (*func)(struct rcu_head *rcu)) +{ + __call_rcu(head, func, &rcu_bh_ctrlblk); +} +EXPORT_SYMBOL_GPL(call_rcu_bh); + +void rcu_barrier(void) +{ + struct rcu_synchronize rcu; + + init_completion(&rcu.completion); + /* Will wake me after RCU finished. */ + call_rcu(&rcu.head, wakeme_after_rcu); + /* Wait for it. */ + wait_for_completion(&rcu.completion); +} +EXPORT_SYMBOL_GPL(rcu_barrier); + +void rcu_barrier_bh(void) +{ + struct rcu_synchronize rcu; + + init_completion(&rcu.completion); + /* Will wake me after RCU finished. */ + call_rcu_bh(&rcu.head, wakeme_after_rcu); + /* Wait for it. */ + wait_for_completion(&rcu.completion); +} +EXPORT_SYMBOL_GPL(rcu_barrier_bh); + +void rcu_barrier_sched(void) +{ + struct rcu_synchronize rcu; + + init_completion(&rcu.completion); + /* Will wake me after RCU finished. */ + call_rcu_sched(&rcu.head, wakeme_after_rcu); + /* Wait for it. */ + wait_for_completion(&rcu.completion); +} +EXPORT_SYMBOL_GPL(rcu_barrier_sched); + +void __init rcu_init(void) +{ + open_softirq(RCU_SOFTIRQ, rcu_process_callbacks); +} diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c index 697c0a0..a621a67 100644 --- a/kernel/rcutorture.c +++ b/kernel/rcutorture.c @@ -327,6 +327,11 @@ rcu_torture_cb(struct rcu_head *p) cur_ops->deferred_free(rp); } +static int rcu_no_completed(void) +{ + return 0; +} + static void rcu_torture_deferred_free(struct rcu_torture *p) { call_rcu(&p->rtort_rcu, rcu_torture_cb); @@ -388,6 +393,21 @@ static struct rcu_torture_ops rcu_sync_ops = { .name = "rcu_sync" }; +static struct rcu_torture_ops rcu_expedited_ops = { + .init = rcu_sync_torture_init, + .cleanup = NULL, + .readlock = rcu_torture_read_lock, + .read_delay = rcu_read_delay, /* just reuse rcu's version. */ + .readunlock = rcu_torture_read_unlock, + .completed = rcu_no_completed, + .deferred_free = rcu_sync_torture_deferred_free, + .sync = synchronize_rcu_expedited, + .cb_barrier = NULL, + .stats = NULL, + .irq_capable = 1, + .name = "rcu_expedited" +}; + /* * Definitions for rcu_bh torture testing. */ @@ -547,6 +567,25 @@ static struct rcu_torture_ops srcu_ops = { .name = "srcu" }; +static void srcu_torture_synchronize_expedited(void) +{ + synchronize_srcu_expedited(&srcu_ctl); +} + +static struct rcu_torture_ops srcu_expedited_ops = { + .init = srcu_torture_init, + .cleanup = srcu_torture_cleanup, + .readlock = srcu_torture_read_lock, + .read_delay = srcu_read_delay, + .readunlock = srcu_torture_read_unlock, + .completed = srcu_torture_completed, + .deferred_free = rcu_sync_torture_deferred_free, + .sync = srcu_torture_synchronize_expedited, + .cb_barrier = NULL, + .stats = srcu_torture_stats, + .name = "srcu_expedited" +}; + /* * Definitions for sched torture testing. */ @@ -562,11 +601,6 @@ static void sched_torture_read_unlock(int idx) preempt_enable(); } -static int sched_torture_completed(void) -{ - return 0; -} - static void rcu_sched_torture_deferred_free(struct rcu_torture *p) { call_rcu_sched(&p->rtort_rcu, rcu_torture_cb); @@ -583,7 +617,7 @@ static struct rcu_torture_ops sched_ops = { .readlock = sched_torture_read_lock, .read_delay = rcu_read_delay, /* just reuse rcu's version. */ .readunlock = sched_torture_read_unlock, - .completed = sched_torture_completed, + .completed = rcu_no_completed, .deferred_free = rcu_sched_torture_deferred_free, .sync = sched_torture_synchronize, .cb_barrier = rcu_barrier_sched, @@ -592,13 +626,13 @@ static struct rcu_torture_ops sched_ops = { .name = "sched" }; -static struct rcu_torture_ops sched_ops_sync = { +static struct rcu_torture_ops sched_sync_ops = { .init = rcu_sync_torture_init, .cleanup = NULL, .readlock = sched_torture_read_lock, .read_delay = rcu_read_delay, /* just reuse rcu's version. */ .readunlock = sched_torture_read_unlock, - .completed = sched_torture_completed, + .completed = rcu_no_completed, .deferred_free = rcu_sync_torture_deferred_free, .sync = sched_torture_synchronize, .cb_barrier = NULL, @@ -612,7 +646,7 @@ static struct rcu_torture_ops sched_expedited_ops = { .readlock = sched_torture_read_lock, .read_delay = rcu_read_delay, /* just reuse rcu's version. */ .readunlock = sched_torture_read_unlock, - .completed = sched_torture_completed, + .completed = rcu_no_completed, .deferred_free = rcu_sync_torture_deferred_free, .sync = synchronize_sched_expedited, .cb_barrier = NULL, @@ -1097,9 +1131,10 @@ rcu_torture_init(void) int cpu; int firsterr = 0; static struct rcu_torture_ops *torture_ops[] = - { &rcu_ops, &rcu_sync_ops, &rcu_bh_ops, &rcu_bh_sync_ops, - &sched_expedited_ops, - &srcu_ops, &sched_ops, &sched_ops_sync, }; + { &rcu_ops, &rcu_sync_ops, &rcu_expedited_ops, + &rcu_bh_ops, &rcu_bh_sync_ops, + &srcu_ops, &srcu_expedited_ops, + &sched_ops, &sched_sync_ops, &sched_expedited_ops, }; mutex_lock(&fullstop_mutex); @@ -1110,8 +1145,12 @@ rcu_torture_init(void) break; } if (i == ARRAY_SIZE(torture_ops)) { - printk(KERN_ALERT "rcutorture: invalid torture type: \"%s\"\n", + printk(KERN_ALERT "rcu-torture: invalid torture type: \"%s\"\n", torture_type); + printk(KERN_ALERT "rcu-torture types:"); + for (i = 0; i < ARRAY_SIZE(torture_ops); i++) + printk(KERN_ALERT " %s", torture_ops[i]->name); + printk(KERN_ALERT "\n"); mutex_unlock(&fullstop_mutex); return -EINVAL; } diff --git a/kernel/rcutree.c b/kernel/rcutree.c index f3077c0..53ae959 100644 --- a/kernel/rcutree.c +++ b/kernel/rcutree.c @@ -46,18 +46,22 @@ #include <linux/cpu.h> #include <linux/mutex.h> #include <linux/time.h> +#include <linux/kernel_stat.h> #include "rcutree.h" /* Data structures. */ +static struct lock_class_key rcu_node_class[NUM_RCU_LVLS]; + #define RCU_STATE_INITIALIZER(name) { \ .level = { &name.node[0] }, \ .levelcnt = { \ NUM_RCU_LVL_0, /* root of hierarchy. */ \ NUM_RCU_LVL_1, \ NUM_RCU_LVL_2, \ - NUM_RCU_LVL_3, /* == MAX_RCU_LVLS */ \ + NUM_RCU_LVL_3, \ + NUM_RCU_LVL_4, /* == MAX_RCU_LVLS */ \ }, \ .signaled = RCU_GP_IDLE, \ .gpnum = -300, \ @@ -77,6 +81,8 @@ DEFINE_PER_CPU(struct rcu_data, rcu_sched_data); struct rcu_state rcu_bh_state = RCU_STATE_INITIALIZER(rcu_bh_state); DEFINE_PER_CPU(struct rcu_data, rcu_bh_data); +static int rcu_scheduler_active __read_mostly; + /* * Return true if an RCU grace period is in progress. The ACCESS_ONCE()s @@ -98,7 +104,7 @@ void rcu_sched_qs(int cpu) struct rcu_data *rdp; rdp = &per_cpu(rcu_sched_data, cpu); - rdp->passed_quiesc_completed = rdp->completed; + rdp->passed_quiesc_completed = rdp->gpnum - 1; barrier(); rdp->passed_quiesc = 1; rcu_preempt_note_context_switch(cpu); @@ -109,7 +115,7 @@ void rcu_bh_qs(int cpu) struct rcu_data *rdp; rdp = &per_cpu(rcu_bh_data, cpu); - rdp->passed_quiesc_completed = rdp->completed; + rdp->passed_quiesc_completed = rdp->gpnum - 1; barrier(); rdp->passed_quiesc = 1; } @@ -335,28 +341,9 @@ void rcu_irq_exit(void) set_need_resched(); } -/* - * Record the specified "completed" value, which is later used to validate - * dynticks counter manipulations. Specify "rsp->completed - 1" to - * unconditionally invalidate any future dynticks manipulations (which is - * useful at the beginning of a grace period). - */ -static void dyntick_record_completed(struct rcu_state *rsp, long comp) -{ - rsp->dynticks_completed = comp; -} - #ifdef CONFIG_SMP /* - * Recall the previously recorded value of the completion for dynticks. - */ -static long dyntick_recall_completed(struct rcu_state *rsp) -{ - return rsp->dynticks_completed; -} - -/* * Snapshot the specified CPU's dynticks counter so that we can later * credit them with an implicit quiescent state. Return 1 if this CPU * is in dynticks idle mode, which is an extended quiescent state. @@ -419,24 +406,8 @@ static int rcu_implicit_dynticks_qs(struct rcu_data *rdp) #else /* #ifdef CONFIG_NO_HZ */ -static void dyntick_record_completed(struct rcu_state *rsp, long comp) -{ -} - #ifdef CONFIG_SMP -/* - * If there are no dynticks, then the only way that a CPU can passively - * be in a quiescent state is to be offline. Unlike dynticks idle, which - * is a point in time during the prior (already finished) grace period, - * an offline CPU is always in a quiescent state, and thus can be - * unconditionally applied. So just return the current value of completed. - */ -static long dyntick_recall_completed(struct rcu_state *rsp) -{ - return rsp->completed; -} - static int dyntick_save_progress_counter(struct rcu_data *rdp) { return 0; @@ -553,13 +524,33 @@ static void check_cpu_stall(struct rcu_state *rsp, struct rcu_data *rdp) /* * Update CPU-local rcu_data state to record the newly noticed grace period. * This is used both when we started the grace period and when we notice - * that someone else started the grace period. + * that someone else started the grace period. The caller must hold the + * ->lock of the leaf rcu_node structure corresponding to the current CPU, + * and must have irqs disabled. */ +static void __note_new_gpnum(struct rcu_state *rsp, struct rcu_node *rnp, struct rcu_data *rdp) +{ + if (rdp->gpnum != rnp->gpnum) { + rdp->qs_pending = 1; + rdp->passed_quiesc = 0; + rdp->gpnum = rnp->gpnum; + } +} + static void note_new_gpnum(struct rcu_state *rsp, struct rcu_data *rdp) { - rdp->qs_pending = 1; - rdp->passed_quiesc = 0; - rdp->gpnum = rsp->gpnum; + unsigned long flags; + struct rcu_node *rnp; + + local_irq_save(flags); + rnp = rdp->mynode; + if (rdp->gpnum == ACCESS_ONCE(rnp->gpnum) || /* outside lock. */ + !spin_trylock(&rnp->lock)) { /* irqs already off, retry later. */ + local_irq_restore(flags); + return; + } + __note_new_gpnum(rsp, rnp, rdp); + spin_unlock_irqrestore(&rnp->lock, flags); } /* @@ -583,6 +574,79 @@ check_for_new_grace_period(struct rcu_state *rsp, struct rcu_data *rdp) } /* + * Advance this CPU's callbacks, but only if the current grace period + * has ended. This may be called only from the CPU to whom the rdp + * belongs. In addition, the corresponding leaf rcu_node structure's + * ->lock must be held by the caller, with irqs disabled. + */ +static void +__rcu_process_gp_end(struct rcu_state *rsp, struct rcu_node *rnp, struct rcu_data *rdp) +{ + /* Did another grace period end? */ + if (rdp->completed != rnp->completed) { + + /* Advance callbacks. No harm if list empty. */ + rdp->nxttail[RCU_DONE_TAIL] = rdp->nxttail[RCU_WAIT_TAIL]; + rdp->nxttail[RCU_WAIT_TAIL] = rdp->nxttail[RCU_NEXT_READY_TAIL]; + rdp->nxttail[RCU_NEXT_READY_TAIL] = rdp->nxttail[RCU_NEXT_TAIL]; + + /* Remember that we saw this grace-period completion. */ + rdp->completed = rnp->completed; + } +} + +/* + * Advance this CPU's callbacks, but only if the current grace period + * has ended. This may be called only from the CPU to whom the rdp + * belongs. + */ +static void +rcu_process_gp_end(struct rcu_state *rsp, struct rcu_data *rdp) +{ + unsigned long flags; + struct rcu_node *rnp; + + local_irq_save(flags); + rnp = rdp->mynode; + if (rdp->completed == ACCESS_ONCE(rnp->completed) || /* outside lock. */ + !spin_trylock(&rnp->lock)) { /* irqs already off, retry later. */ + local_irq_restore(flags); + return; + } + __rcu_process_gp_end(rsp, rnp, rdp); + spin_unlock_irqrestore(&rnp->lock, flags); +} + +/* + * Do per-CPU grace-period initialization for running CPU. The caller + * must hold the lock of the leaf rcu_node structure corresponding to + * this CPU. + */ +static void +rcu_start_gp_per_cpu(struct rcu_state *rsp, struct rcu_node *rnp, struct rcu_data *rdp) +{ + /* Prior grace period ended, so advance callbacks for current CPU. */ + __rcu_process_gp_end(rsp, rnp, rdp); + + /* + * Because this CPU just now started the new grace period, we know + * that all of its callbacks will be covered by this upcoming grace + * period, even the ones that were registered arbitrarily recently. + * Therefore, advance all outstanding callbacks to RCU_WAIT_TAIL. + * + * Other CPUs cannot be sure exactly when the grace period started. + * Therefore, their recently registered callbacks must pass through + * an additional RCU_NEXT_READY stage, so that they will be handled + * by the next RCU grace period. + */ + rdp->nxttail[RCU_NEXT_READY_TAIL] = rdp->nxttail[RCU_NEXT_TAIL]; + rdp->nxttail[RCU_WAIT_TAIL] = rdp->nxttail[RCU_NEXT_TAIL]; + + /* Set state so that this CPU will detect the next quiescent state. */ + __note_new_gpnum(rsp, rnp, rdp); +} + +/* * Start a new RCU grace period if warranted, re-initializing the hierarchy * in preparation for detecting the next grace period. The caller must hold * the root node's ->lock, which is released before return. Hard irqs must @@ -596,7 +660,23 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags) struct rcu_node *rnp = rcu_get_root(rsp); if (!cpu_needs_another_gp(rsp, rdp)) { - spin_unlock_irqrestore(&rnp->lock, flags); + if (rnp->completed == rsp->completed) { + spin_unlock_irqrestore(&rnp->lock, flags); + return; + } + spin_unlock(&rnp->lock); /* irqs remain disabled. */ + + /* + * Propagate new ->completed value to rcu_node structures + * so that other CPUs don't have to wait until the start + * of the next grace period to process their callbacks. + */ + rcu_for_each_node_breadth_first(rsp, rnp) { + spin_lock(&rnp->lock); /* irqs already disabled. */ + rnp->completed = rsp->completed; + spin_unlock(&rnp->lock); /* irqs remain disabled. */ + } + local_irq_restore(flags); return; } @@ -606,29 +686,15 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags) rsp->signaled = RCU_GP_INIT; /* Hold off force_quiescent_state. */ rsp->jiffies_force_qs = jiffies + RCU_JIFFIES_TILL_FORCE_QS; record_gp_stall_check_time(rsp); - dyntick_record_completed(rsp, rsp->completed - 1); - note_new_gpnum(rsp, rdp); - - /* - * Because this CPU just now started the new grace period, we know - * that all of its callbacks will be covered by this upcoming grace - * period, even the ones that were registered arbitrarily recently. - * Therefore, advance all outstanding callbacks to RCU_WAIT_TAIL. - * - * Other CPUs cannot be sure exactly when the grace period started. - * Therefore, their recently registered callbacks must pass through - * an additional RCU_NEXT_READY stage, so that they will be handled - * by the next RCU grace period. - */ - rdp->nxttail[RCU_NEXT_READY_TAIL] = rdp->nxttail[RCU_NEXT_TAIL]; - rdp->nxttail[RCU_WAIT_TAIL] = rdp->nxttail[RCU_NEXT_TAIL]; /* Special-case the common single-level case. */ if (NUM_RCU_NODES == 1) { rcu_preempt_check_blocked_tasks(rnp); rnp->qsmask = rnp->qsmaskinit; rnp->gpnum = rsp->gpnum; + rnp->completed = rsp->completed; rsp->signaled = RCU_SIGNAL_INIT; /* force_quiescent_state OK. */ + rcu_start_gp_per_cpu(rsp, rnp, rdp); spin_unlock_irqrestore(&rnp->lock, flags); return; } @@ -661,6 +727,9 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags) rcu_preempt_check_blocked_tasks(rnp); rnp->qsmask = rnp->qsmaskinit; rnp->gpnum = rsp->gpnum; + rnp->completed = rsp->completed; + if (rnp == rdp->mynode) + rcu_start_gp_per_cpu(rsp, rnp, rdp); spin_unlock(&rnp->lock); /* irqs remain disabled. */ } @@ -672,58 +741,32 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags) } /* - * Advance this CPU's callbacks, but only if the current grace period - * has ended. This may be called only from the CPU to whom the rdp - * belongs. + * Report a full set of quiescent states to the specified rcu_state + * data structure. This involves cleaning up after the prior grace + * period and letting rcu_start_gp() start up the next grace period + * if one is needed. Note that the caller must hold rnp->lock, as + * required by rcu_start_gp(), which will release it. */ -static void -rcu_process_gp_end(struct rcu_state *rsp, struct rcu_data *rdp) -{ - long completed_snap; - unsigned long flags; - - local_irq_save(flags); - completed_snap = ACCESS_ONCE(rsp->completed); /* outside of lock. */ - - /* Did another grace period end? */ - if (rdp->completed != completed_snap) { - - /* Advance callbacks. No harm if list empty. */ - rdp->nxttail[RCU_DONE_TAIL] = rdp->nxttail[RCU_WAIT_TAIL]; - rdp->nxttail[RCU_WAIT_TAIL] = rdp->nxttail[RCU_NEXT_READY_TAIL]; - rdp->nxttail[RCU_NEXT_READY_TAIL] = rdp->nxttail[RCU_NEXT_TAIL]; - - /* Remember that we saw this grace-period completion. */ - rdp->completed = completed_snap; - } - local_irq_restore(flags); -} - -/* - * Clean up after the prior grace period and let rcu_start_gp() start up - * the next grace period if one is needed. Note that the caller must - * hold rnp->lock, as required by rcu_start_gp(), which will release it. - */ -static void cpu_quiet_msk_finish(struct rcu_state *rsp, unsigned long flags) +static void rcu_report_qs_rsp(struct rcu_state *rsp, unsigned long flags) __releases(rcu_get_root(rsp)->lock) { WARN_ON_ONCE(!rcu_gp_in_progress(rsp)); rsp->completed = rsp->gpnum; rsp->signaled = RCU_GP_IDLE; - rcu_process_gp_end(rsp, rsp->rda[smp_processor_id()]); rcu_start_gp(rsp, flags); /* releases root node's rnp->lock. */ } /* - * Similar to cpu_quiet(), for which it is a helper function. Allows - * a group of CPUs to be quieted at one go, though all the CPUs in the - * group must be represented by the same leaf rcu_node structure. - * That structure's lock must be held upon entry, and it is released - * before return. + * Similar to rcu_report_qs_rdp(), for which it is a helper function. + * Allows quiescent states for a group of CPUs to be reported at one go + * to the specified rcu_node structure, though all the CPUs in the group + * must be represented by the same rcu_node structure (which need not be + * a leaf rcu_node structure, though it often will be). That structure's + * lock must be held upon entry, and it is released before return. */ static void -cpu_quiet_msk(unsigned long mask, struct rcu_state *rsp, struct rcu_node *rnp, - unsigned long flags) +rcu_report_qs_rnp(unsigned long mask, struct rcu_state *rsp, + struct rcu_node *rnp, unsigned long flags) __releases(rnp->lock) { struct rcu_node *rnp_c; @@ -759,21 +802,23 @@ cpu_quiet_msk(unsigned long mask, struct rcu_state *rsp, struct rcu_node *rnp, /* * Get here if we are the last CPU to pass through a quiescent - * state for this grace period. Invoke cpu_quiet_msk_finish() + * state for this grace period. Invoke rcu_report_qs_rsp() * to clean up and start the next grace period if one is needed. */ - cpu_quiet_msk_finish(rsp, flags); /* releases rnp->lock. */ + rcu_report_qs_rsp(rsp, flags); /* releases rnp->lock. */ } /* - * Record a quiescent state for the specified CPU, which must either be - * the current CPU. The lastcomp argument is used to make sure we are - * still in the grace period of interest. We don't want to end the current - * grace period based on quiescent states detected in an earlier grace - * period! + * Record a quiescent state for the specified CPU to that CPU's rcu_data + * structure. This must be either called from the specified CPU, or + * called when the specified CPU is known to be offline (and when it is + * also known that no other CPU is concurrently trying to help the offline + * CPU). The lastcomp argument is used to make sure we are still in the + * grace period of interest. We don't want to end the current grace period + * based on quiescent states detected in an earlier grace period! */ static void -cpu_quiet(int cpu, struct rcu_state *rsp, struct rcu_data *rdp, long lastcomp) +rcu_report_qs_rdp(int cpu, struct rcu_state *rsp, struct rcu_data *rdp, long lastcomp) { unsigned long flags; unsigned long mask; @@ -781,15 +826,15 @@ cpu_quiet(int cpu, struct rcu_state *rsp, struct rcu_data *rdp, long lastcomp) rnp = rdp->mynode; spin_lock_irqsave(&rnp->lock, flags); - if (lastcomp != ACCESS_ONCE(rsp->completed)) { + if (lastcomp != rnp->completed) { /* * Someone beat us to it for this grace period, so leave. * The race with GP start is resolved by the fact that we * hold the leaf rcu_node lock, so that the per-CPU bits * cannot yet be initialized -- so we would simply find our - * CPU's bit already cleared in cpu_quiet_msk() if this race - * occurred. + * CPU's bit already cleared in rcu_report_qs_rnp() if this + * race occurred. */ rdp->passed_quiesc = 0; /* try again later! */ spin_unlock_irqrestore(&rnp->lock, flags); @@ -807,7 +852,7 @@ cpu_quiet(int cpu, struct rcu_state *rsp, struct rcu_data *rdp, long lastcomp) */ rdp->nxttail[RCU_NEXT_READY_TAIL] = rdp->nxttail[RCU_NEXT_TAIL]; - cpu_quiet_msk(mask, rsp, rnp, flags); /* releases rnp->lock */ + rcu_report_qs_rnp(mask, rsp, rnp, flags); /* rlses rnp->lock */ } } @@ -838,8 +883,11 @@ rcu_check_quiescent_state(struct rcu_state *rsp, struct rcu_data *rdp) if (!rdp->passed_quiesc) return; - /* Tell RCU we are done (but cpu_quiet() will be the judge of that). */ - cpu_quiet(rdp->cpu, rsp, rdp, rdp->passed_quiesc_completed); + /* + * Tell RCU we are done (but rcu_report_qs_rdp() will be the + * judge of that). + */ + rcu_report_qs_rdp(rdp->cpu, rsp, rdp, rdp->passed_quiesc_completed); } #ifdef CONFIG_HOTPLUG_CPU @@ -899,8 +947,8 @@ static void rcu_adopt_orphan_cbs(struct rcu_state *rsp) static void __rcu_offline_cpu(int cpu, struct rcu_state *rsp) { unsigned long flags; - long lastcomp; unsigned long mask; + int need_report = 0; struct rcu_data *rdp = rsp->rda[cpu]; struct rcu_node *rnp; @@ -914,30 +962,32 @@ static void __rcu_offline_cpu(int cpu, struct rcu_state *rsp) spin_lock(&rnp->lock); /* irqs already disabled. */ rnp->qsmaskinit &= ~mask; if (rnp->qsmaskinit != 0) { - spin_unlock(&rnp->lock); /* irqs remain disabled. */ + if (rnp != rdp->mynode) + spin_unlock(&rnp->lock); /* irqs remain disabled. */ break; } - - /* - * If there was a task blocking the current grace period, - * and if all CPUs have checked in, we need to propagate - * the quiescent state up the rcu_node hierarchy. But that - * is inconvenient at the moment due to deadlock issues if - * this should end the current grace period. So set the - * offlined CPU's bit in ->qsmask in order to force the - * next force_quiescent_state() invocation to clean up this - * mess in a deadlock-free manner. - */ - if (rcu_preempt_offline_tasks(rsp, rnp, rdp) && !rnp->qsmask) - rnp->qsmask |= mask; - + if (rnp == rdp->mynode) + need_report = rcu_preempt_offline_tasks(rsp, rnp, rdp); + else + spin_unlock(&rnp->lock); /* irqs remain disabled. */ mask = rnp->grpmask; - spin_unlock(&rnp->lock); /* irqs remain disabled. */ rnp = rnp->parent; } while (rnp != NULL); - lastcomp = rsp->completed; - spin_unlock_irqrestore(&rsp->onofflock, flags); + /* + * We still hold the leaf rcu_node structure lock here, and + * irqs are still disabled. The reason for this subterfuge is + * because invoking rcu_report_unblock_qs_rnp() with ->onofflock + * held leads to deadlock. + */ + spin_unlock(&rsp->onofflock); /* irqs remain disabled. */ + rnp = rdp->mynode; + if (need_report & RCU_OFL_TASKS_NORM_GP) + rcu_report_unblock_qs_rnp(rnp, flags); + else + spin_unlock_irqrestore(&rnp->lock, flags); + if (need_report & RCU_OFL_TASKS_EXP_GP) + rcu_report_exp_rnp(rsp, rnp); rcu_adopt_orphan_cbs(rsp); } @@ -1109,7 +1159,7 @@ static int rcu_process_dyntick(struct rcu_state *rsp, long lastcomp, rcu_for_each_leaf_node(rsp, rnp) { mask = 0; spin_lock_irqsave(&rnp->lock, flags); - if (rsp->completed != lastcomp) { + if (rnp->completed != lastcomp) { spin_unlock_irqrestore(&rnp->lock, flags); return 1; } @@ -1123,10 +1173,10 @@ static int rcu_process_dyntick(struct rcu_state *rsp, long lastcomp, if ((rnp->qsmask & bit) != 0 && f(rsp->rda[cpu])) mask |= bit; } - if (mask != 0 && rsp->completed == lastcomp) { + if (mask != 0 && rnp->completed == lastcomp) { - /* cpu_quiet_msk() releases rnp->lock. */ - cpu_quiet_msk(mask, rsp, rnp, flags); + /* rcu_report_qs_rnp() releases rnp->lock. */ + rcu_report_qs_rnp(mask, rsp, rnp, flags); continue; } spin_unlock_irqrestore(&rnp->lock, flags); @@ -1144,6 +1194,7 @@ static void force_quiescent_state(struct rcu_state *rsp, int relaxed) long lastcomp; struct rcu_node *rnp = rcu_get_root(rsp); u8 signaled; + u8 forcenow; if (!rcu_gp_in_progress(rsp)) return; /* No grace period in progress, nothing to force. */ @@ -1156,10 +1207,10 @@ static void force_quiescent_state(struct rcu_state *rsp, int relaxed) goto unlock_ret; /* no emergency and done recently. */ rsp->n_force_qs++; spin_lock(&rnp->lock); - lastcomp = rsp->completed; + lastcomp = rsp->gpnum - 1; signaled = rsp->signaled; rsp->jiffies_force_qs = jiffies + RCU_JIFFIES_TILL_FORCE_QS; - if (lastcomp == rsp->gpnum) { + if(!rcu_gp_in_progress(rsp)) { rsp->n_force_qs_ngp++; spin_unlock(&rnp->lock); goto unlock_ret; /* no GP in progress, time updated. */ @@ -1180,21 +1231,29 @@ static void force_quiescent_state(struct rcu_state *rsp, int relaxed) if (rcu_process_dyntick(rsp, lastcomp, dyntick_save_progress_counter)) goto unlock_ret; + /* fall into next case. */ + + case RCU_SAVE_COMPLETED: /* Update state, record completion counter. */ + forcenow = 0; spin_lock(&rnp->lock); - if (lastcomp == rsp->completed && - rsp->signaled == RCU_SAVE_DYNTICK) { + if (lastcomp + 1 == rsp->gpnum && + lastcomp == rsp->completed && + rsp->signaled == signaled) { rsp->signaled = RCU_FORCE_QS; - dyntick_record_completed(rsp, lastcomp); + rsp->completed_fqs = lastcomp; + forcenow = signaled == RCU_SAVE_COMPLETED; } spin_unlock(&rnp->lock); - break; + if (!forcenow) + break; + /* fall into next case. */ case RCU_FORCE_QS: /* Check dyntick-idle state, send IPI to laggarts. */ - if (rcu_process_dyntick(rsp, dyntick_recall_completed(rsp), + if (rcu_process_dyntick(rsp, rsp->completed_fqs, rcu_implicit_dynticks_qs)) goto unlock_ret; @@ -1351,6 +1410,68 @@ void call_rcu_bh(struct rcu_head *head, void (*func)(struct rcu_head *rcu)) } EXPORT_SYMBOL_GPL(call_rcu_bh); +/** + * synchronize_sched - wait until an rcu-sched grace period has elapsed. + * + * Control will return to the caller some time after a full rcu-sched + * grace period has elapsed, in other words after all currently executing + * rcu-sched read-side critical sections have completed. These read-side + * critical sections are delimited by rcu_read_lock_sched() and + * rcu_read_unlock_sched(), and may be nested. Note that preempt_disable(), + * local_irq_disable(), and so on may be used in place of + * rcu_read_lock_sched(). + * + * This means that all preempt_disable code sequences, including NMI and + * hardware-interrupt handlers, in progress on entry will have completed + * before this primitive returns. However, this does not guarantee that + * softirq handlers will have completed, since in some kernels, these + * handlers can run in process context, and can block. + * + * This primitive provides the guarantees made by the (now removed) + * synchronize_kernel() API. In contrast, synchronize_rcu() only + * guarantees that rcu_read_lock() sections will have completed. + * In "classic RCU", these two guarantees happen to be one and + * the same, but can differ in realtime RCU implementations. + */ +void synchronize_sched(void) +{ + struct rcu_synchronize rcu; + + if (rcu_blocking_is_gp()) + return; + + init_completion(&rcu.completion); + /* Will wake me after RCU finished. */ + call_rcu_sched(&rcu.head, wakeme_after_rcu); + /* Wait for it. */ + wait_for_completion(&rcu.completion); +} +EXPORT_SYMBOL_GPL(synchronize_sched); + +/** + * synchronize_rcu_bh - wait until an rcu_bh grace period has elapsed. + * + * Control will return to the caller some time after a full rcu_bh grace + * period has elapsed, in other words after all currently executing rcu_bh + * read-side critical sections have completed. RCU read-side critical + * sections are delimited by rcu_read_lock_bh() and rcu_read_unlock_bh(), + * and may be nested. + */ +void synchronize_rcu_bh(void) +{ + struct rcu_synchronize rcu; + + if (rcu_blocking_is_gp()) + return; + + init_completion(&rcu.completion); + /* Will wake me after RCU finished. */ + call_rcu_bh(&rcu.head, wakeme_after_rcu); + /* Wait for it. */ + wait_for_completion(&rcu.completion); +} +EXPORT_SYMBOL_GPL(synchronize_rcu_bh); + /* * Check to see if there is any immediate RCU-related work to be done * by the current CPU, for the specified type of RCU, returning 1 if so. @@ -1360,6 +1481,8 @@ EXPORT_SYMBOL_GPL(call_rcu_bh); */ static int __rcu_pending(struct rcu_state *rsp, struct rcu_data *rdp) { + struct rcu_node *rnp = rdp->mynode; + rdp->n_rcu_pending++; /* Check for CPU stalls, if enabled. */ @@ -1384,13 +1507,13 @@ static int __rcu_pending(struct rcu_state *rsp, struct rcu_data *rdp) } /* Has another RCU grace period completed? */ - if (ACCESS_ONCE(rsp->completed) != rdp->completed) { /* outside lock */ + if (ACCESS_ONCE(rnp->completed) != rdp->completed) { /* outside lock */ rdp->n_rp_gp_completed++; return 1; } /* Has a new RCU grace period started? */ - if (ACCESS_ONCE(rsp->gpnum) != rdp->gpnum) { /* outside lock */ + if (ACCESS_ONCE(rnp->gpnum) != rdp->gpnum) { /* outside lock */ rdp->n_rp_gp_started++; return 1; } @@ -1433,6 +1556,21 @@ int rcu_needs_cpu(int cpu) rcu_preempt_needs_cpu(cpu); } +/* + * This function is invoked towards the end of the scheduler's initialization + * process. Before this is called, the idle task might contain + * RCU read-side critical sections (during which time, this idle + * task is booting the system). After this function is called, the + * idle tasks are prohibited from containing RCU read-side critical + * sections. + */ +void rcu_scheduler_starting(void) +{ + WARN_ON(num_online_cpus() != 1); + WARN_ON(nr_context_switches() > 0); + rcu_scheduler_active = 1; +} + static DEFINE_PER_CPU(struct rcu_head, rcu_barrier_head) = {NULL}; static atomic_t rcu_barrier_cpu_count; static DEFINE_MUTEX(rcu_barrier_mutex); @@ -1544,21 +1682,16 @@ static void __cpuinit rcu_init_percpu_data(int cpu, struct rcu_state *rsp, int preemptable) { unsigned long flags; - long lastcomp; unsigned long mask; struct rcu_data *rdp = rsp->rda[cpu]; struct rcu_node *rnp = rcu_get_root(rsp); /* Set up local state, ensuring consistent view of global state. */ spin_lock_irqsave(&rnp->lock, flags); - lastcomp = rsp->completed; - rdp->completed = lastcomp; - rdp->gpnum = lastcomp; rdp->passed_quiesc = 0; /* We could be racing with new GP, */ rdp->qs_pending = 1; /* so set up to respond to current GP. */ rdp->beenonline = 1; /* We have now been online. */ rdp->preemptable = preemptable; - rdp->passed_quiesc_completed = lastcomp - 1; rdp->qlen_last_fqs_check = 0; rdp->n_force_qs_snap = rsp->n_force_qs; rdp->blimit = blimit; @@ -1580,6 +1713,11 @@ rcu_init_percpu_data(int cpu, struct rcu_state *rsp, int preemptable) spin_lock(&rnp->lock); /* irqs already disabled. */ rnp->qsmaskinit |= mask; mask = rnp->grpmask; + if (rnp == rdp->mynode) { + rdp->gpnum = rnp->completed; /* if GP in progress... */ + rdp->completed = rnp->completed; + rdp->passed_quiesc_completed = rnp->completed - 1; + } spin_unlock(&rnp->lock); /* irqs already disabled. */ rnp = rnp->parent; } while (rnp != NULL && !(rnp->qsmaskinit & mask)); @@ -1597,8 +1735,8 @@ static void __cpuinit rcu_online_cpu(int cpu) /* * Handle CPU online/offline notification events. */ -int __cpuinit rcu_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int __cpuinit rcu_cpu_notify(struct notifier_block *self, + unsigned long action, void *hcpu) { long cpu = (long)hcpu; @@ -1685,8 +1823,8 @@ static void __init rcu_init_one(struct rcu_state *rsp) cpustride *= rsp->levelspread[i]; rnp = rsp->level[i]; for (j = 0; j < rsp->levelcnt[i]; j++, rnp++) { - if (rnp != rcu_get_root(rsp)) - spin_lock_init(&rnp->lock); + spin_lock_init(&rnp->lock); + lockdep_set_class(&rnp->lock, &rcu_node_class[i]); rnp->gpnum = 0; rnp->qsmask = 0; rnp->qsmaskinit = 0; @@ -1707,9 +1845,10 @@ static void __init rcu_init_one(struct rcu_state *rsp) rnp->level = i; INIT_LIST_HEAD(&rnp->blocked_tasks[0]); INIT_LIST_HEAD(&rnp->blocked_tasks[1]); + INIT_LIST_HEAD(&rnp->blocked_tasks[2]); + INIT_LIST_HEAD(&rnp->blocked_tasks[3]); } } - spin_lock_init(&rcu_get_root(rsp)->lock); } /* @@ -1735,16 +1874,30 @@ do { \ } \ } while (0) -void __init __rcu_init(void) +void __init rcu_init(void) { + int i; + rcu_bootup_announce(); #ifdef CONFIG_RCU_CPU_STALL_DETECTOR printk(KERN_INFO "RCU-based detection of stalled CPUs is enabled.\n"); #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */ +#if NUM_RCU_LVL_4 != 0 + printk(KERN_INFO "Experimental four-level hierarchy is enabled.\n"); +#endif /* #if NUM_RCU_LVL_4 != 0 */ RCU_INIT_FLAVOR(&rcu_sched_state, rcu_sched_data); RCU_INIT_FLAVOR(&rcu_bh_state, rcu_bh_data); __rcu_init_preempt(); open_softirq(RCU_SOFTIRQ, rcu_process_callbacks); + + /* + * We don't need protection against CPU-hotplug here because + * this is called early in boot, before either interrupts + * or the scheduler are operational. + */ + cpu_notifier(rcu_cpu_notify, 0); + for_each_online_cpu(i) + rcu_cpu_notify(NULL, CPU_UP_PREPARE, (void *)(long)i); } #include "rcutree_plugin.h" diff --git a/kernel/rcutree.h b/kernel/rcutree.h index 1899023..d2a0046 100644 --- a/kernel/rcutree.h +++ b/kernel/rcutree.h @@ -34,10 +34,11 @@ * In practice, this has not been tested, so there is probably some * bug somewhere. */ -#define MAX_RCU_LVLS 3 +#define MAX_RCU_LVLS 4 #define RCU_FANOUT (CONFIG_RCU_FANOUT) #define RCU_FANOUT_SQ (RCU_FANOUT * RCU_FANOUT) #define RCU_FANOUT_CUBE (RCU_FANOUT_SQ * RCU_FANOUT) +#define RCU_FANOUT_FOURTH (RCU_FANOUT_CUBE * RCU_FANOUT) #if NR_CPUS <= RCU_FANOUT # define NUM_RCU_LVLS 1 @@ -45,23 +46,33 @@ # define NUM_RCU_LVL_1 (NR_CPUS) # define NUM_RCU_LVL_2 0 # define NUM_RCU_LVL_3 0 +# define NUM_RCU_LVL_4 0 #elif NR_CPUS <= RCU_FANOUT_SQ # define NUM_RCU_LVLS 2 # define NUM_RCU_LVL_0 1 # define NUM_RCU_LVL_1 DIV_ROUND_UP(NR_CPUS, RCU_FANOUT) # define NUM_RCU_LVL_2 (NR_CPUS) # define NUM_RCU_LVL_3 0 +# define NUM_RCU_LVL_4 0 #elif NR_CPUS <= RCU_FANOUT_CUBE # define NUM_RCU_LVLS 3 # define NUM_RCU_LVL_0 1 # define NUM_RCU_LVL_1 DIV_ROUND_UP(NR_CPUS, RCU_FANOUT_SQ) # define NUM_RCU_LVL_2 DIV_ROUND_UP(NR_CPUS, RCU_FANOUT) # define NUM_RCU_LVL_3 NR_CPUS +# define NUM_RCU_LVL_4 0 +#elif NR_CPUS <= RCU_FANOUT_FOURTH +# define NUM_RCU_LVLS 4 +# define NUM_RCU_LVL_0 1 +# define NUM_RCU_LVL_1 DIV_ROUND_UP(NR_CPUS, RCU_FANOUT_CUBE) +# define NUM_RCU_LVL_2 DIV_ROUND_UP(NR_CPUS, RCU_FANOUT_SQ) +# define NUM_RCU_LVL_3 DIV_ROUND_UP(NR_CPUS, RCU_FANOUT) +# define NUM_RCU_LVL_4 NR_CPUS #else # error "CONFIG_RCU_FANOUT insufficient for NR_CPUS" #endif /* #if (NR_CPUS) <= RCU_FANOUT */ -#define RCU_SUM (NUM_RCU_LVL_0 + NUM_RCU_LVL_1 + NUM_RCU_LVL_2 + NUM_RCU_LVL_3) +#define RCU_SUM (NUM_RCU_LVL_0 + NUM_RCU_LVL_1 + NUM_RCU_LVL_2 + NUM_RCU_LVL_3 + NUM_RCU_LVL_4) #define NUM_RCU_NODES (RCU_SUM - NR_CPUS) /* @@ -84,14 +95,21 @@ struct rcu_node { long gpnum; /* Current grace period for this node. */ /* This will either be equal to or one */ /* behind the root rcu_node's gpnum. */ + long completed; /* Last grace period completed for this node. */ + /* This will either be equal to or one */ + /* behind the root rcu_node's gpnum. */ unsigned long qsmask; /* CPUs or groups that need to switch in */ /* order for current grace period to proceed.*/ /* In leaf rcu_node, each bit corresponds to */ /* an rcu_data structure, otherwise, each */ /* bit corresponds to a child rcu_node */ /* structure. */ + unsigned long expmask; /* Groups that have ->blocked_tasks[] */ + /* elements that need to drain to allow the */ + /* current expedited grace period to */ + /* complete (only for TREE_PREEMPT_RCU). */ unsigned long qsmaskinit; - /* Per-GP initialization for qsmask. */ + /* Per-GP initial value for qsmask & expmask. */ unsigned long grpmask; /* Mask to apply to parent qsmask. */ /* Only one bit will be set in this mask. */ int grplo; /* lowest-numbered CPU or group here. */ @@ -99,7 +117,7 @@ struct rcu_node { u8 grpnum; /* CPU/group number for next level up. */ u8 level; /* root is at level 0. */ struct rcu_node *parent; - struct list_head blocked_tasks[2]; + struct list_head blocked_tasks[4]; /* Tasks blocked in RCU read-side critsect. */ /* Grace period number (->gpnum) x blocked */ /* by tasks on the (x & 0x1) element of the */ @@ -114,6 +132,21 @@ struct rcu_node { for ((rnp) = &(rsp)->node[0]; \ (rnp) < &(rsp)->node[NUM_RCU_NODES]; (rnp)++) +/* + * Do a breadth-first scan of the non-leaf rcu_node structures for the + * specified rcu_state structure. Note that if there is a singleton + * rcu_node tree with but one rcu_node structure, this loop is a no-op. + */ +#define rcu_for_each_nonleaf_node_breadth_first(rsp, rnp) \ + for ((rnp) = &(rsp)->node[0]; \ + (rnp) < (rsp)->level[NUM_RCU_LVLS - 1]; (rnp)++) + +/* + * Scan the leaves of the rcu_node hierarchy for the specified rcu_state + * structure. Note that if there is a singleton rcu_node tree with but + * one rcu_node structure, this loop -will- visit the rcu_node structure. + * It is still a leaf node, even if it is also the root node. + */ #define rcu_for_each_leaf_node(rsp, rnp) \ for ((rnp) = (rsp)->level[NUM_RCU_LVLS - 1]; \ (rnp) < &(rsp)->node[NUM_RCU_NODES]; (rnp)++) @@ -204,11 +237,12 @@ struct rcu_data { #define RCU_GP_IDLE 0 /* No grace period in progress. */ #define RCU_GP_INIT 1 /* Grace period being initialized. */ #define RCU_SAVE_DYNTICK 2 /* Need to scan dyntick state. */ -#define RCU_FORCE_QS 3 /* Need to force quiescent state. */ +#define RCU_SAVE_COMPLETED 3 /* Need to save rsp->completed. */ +#define RCU_FORCE_QS 4 /* Need to force quiescent state. */ #ifdef CONFIG_NO_HZ #define RCU_SIGNAL_INIT RCU_SAVE_DYNTICK #else /* #ifdef CONFIG_NO_HZ */ -#define RCU_SIGNAL_INIT RCU_FORCE_QS +#define RCU_SIGNAL_INIT RCU_SAVE_COMPLETED #endif /* #else #ifdef CONFIG_NO_HZ */ #define RCU_JIFFIES_TILL_FORCE_QS 3 /* for rsp->jiffies_force_qs */ @@ -246,7 +280,7 @@ struct rcu_state { long gpnum; /* Current gp number. */ long completed; /* # of last completed gp. */ - /* End of fields guarded by root rcu_node's lock. */ + /* End of fields guarded by root rcu_node's lock. */ spinlock_t onofflock; /* exclude on/offline and */ /* starting new GP. Also */ @@ -260,6 +294,8 @@ struct rcu_state { long orphan_qlen; /* Number of orphaned cbs. */ spinlock_t fqslock; /* Only one task forcing */ /* quiescent states. */ + long completed_fqs; /* Value of completed @ snap. */ + /* Protected by fqslock. */ unsigned long jiffies_force_qs; /* Time at which to invoke */ /* force_quiescent_state(). */ unsigned long n_force_qs; /* Number of calls to */ @@ -274,11 +310,15 @@ struct rcu_state { unsigned long jiffies_stall; /* Time at which to check */ /* for CPU stalls. */ #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */ -#ifdef CONFIG_NO_HZ - long dynticks_completed; /* Value of completed @ snap. */ -#endif /* #ifdef CONFIG_NO_HZ */ }; +/* Return values for rcu_preempt_offline_tasks(). */ + +#define RCU_OFL_TASKS_NORM_GP 0x1 /* Tasks blocking normal */ + /* GP were moved to root. */ +#define RCU_OFL_TASKS_EXP_GP 0x2 /* Tasks blocking expedited */ + /* GP were moved to root. */ + #ifdef RCU_TREE_NONCORE /* @@ -298,10 +338,14 @@ DECLARE_PER_CPU(struct rcu_data, rcu_preempt_data); #else /* #ifdef RCU_TREE_NONCORE */ /* Forward declarations for rcutree_plugin.h */ -static inline void rcu_bootup_announce(void); +static void rcu_bootup_announce(void); long rcu_batches_completed(void); static void rcu_preempt_note_context_switch(int cpu); static int rcu_preempted_readers(struct rcu_node *rnp); +#ifdef CONFIG_HOTPLUG_CPU +static void rcu_report_unblock_qs_rnp(struct rcu_node *rnp, + unsigned long flags); +#endif /* #ifdef CONFIG_HOTPLUG_CPU */ #ifdef CONFIG_RCU_CPU_STALL_DETECTOR static void rcu_print_task_stall(struct rcu_node *rnp); #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */ @@ -315,6 +359,9 @@ static void rcu_preempt_offline_cpu(int cpu); static void rcu_preempt_check_callbacks(int cpu); static void rcu_preempt_process_callbacks(void); void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu)); +#if defined(CONFIG_HOTPLUG_CPU) || defined(CONFIG_TREE_PREEMPT_RCU) +static void rcu_report_exp_rnp(struct rcu_state *rsp, struct rcu_node *rnp); +#endif /* #if defined(CONFIG_HOTPLUG_CPU) || defined(CONFIG_TREE_PREEMPT_RCU) */ static int rcu_preempt_pending(int cpu); static int rcu_preempt_needs_cpu(int cpu); static void __cpuinit rcu_preempt_init_percpu_data(int cpu); diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h index ef2a58c..37fbccd 100644 --- a/kernel/rcutree_plugin.h +++ b/kernel/rcutree_plugin.h @@ -24,16 +24,19 @@ * Paul E. McKenney <paulmck@linux.vnet.ibm.com> */ +#include <linux/delay.h> #ifdef CONFIG_TREE_PREEMPT_RCU struct rcu_state rcu_preempt_state = RCU_STATE_INITIALIZER(rcu_preempt_state); DEFINE_PER_CPU(struct rcu_data, rcu_preempt_data); +static int rcu_preempted_readers_exp(struct rcu_node *rnp); + /* * Tell them what RCU they are running. */ -static inline void rcu_bootup_announce(void) +static void __init rcu_bootup_announce(void) { printk(KERN_INFO "Experimental preemptable hierarchical RCU implementation.\n"); @@ -67,7 +70,7 @@ EXPORT_SYMBOL_GPL(rcu_batches_completed); static void rcu_preempt_qs(int cpu) { struct rcu_data *rdp = &per_cpu(rcu_preempt_data, cpu); - rdp->passed_quiesc_completed = rdp->completed; + rdp->passed_quiesc_completed = rdp->gpnum - 1; barrier(); rdp->passed_quiesc = 1; } @@ -157,14 +160,58 @@ EXPORT_SYMBOL_GPL(__rcu_read_lock); */ static int rcu_preempted_readers(struct rcu_node *rnp) { - return !list_empty(&rnp->blocked_tasks[rnp->gpnum & 0x1]); + int phase = rnp->gpnum & 0x1; + + return !list_empty(&rnp->blocked_tasks[phase]) || + !list_empty(&rnp->blocked_tasks[phase + 2]); +} + +/* + * Record a quiescent state for all tasks that were previously queued + * on the specified rcu_node structure and that were blocking the current + * RCU grace period. The caller must hold the specified rnp->lock with + * irqs disabled, and this lock is released upon return, but irqs remain + * disabled. + */ +static void rcu_report_unblock_qs_rnp(struct rcu_node *rnp, unsigned long flags) + __releases(rnp->lock) +{ + unsigned long mask; + struct rcu_node *rnp_p; + + if (rnp->qsmask != 0 || rcu_preempted_readers(rnp)) { + spin_unlock_irqrestore(&rnp->lock, flags); + return; /* Still need more quiescent states! */ + } + + rnp_p = rnp->parent; + if (rnp_p == NULL) { + /* + * Either there is only one rcu_node in the tree, + * or tasks were kicked up to root rcu_node due to + * CPUs going offline. + */ + rcu_report_qs_rsp(&rcu_preempt_state, flags); + return; + } + + /* Report up the rest of the hierarchy. */ + mask = rnp->grpmask; + spin_unlock(&rnp->lock); /* irqs remain disabled. */ + spin_lock(&rnp_p->lock); /* irqs already disabled. */ + rcu_report_qs_rnp(mask, &rcu_preempt_state, rnp_p, flags); } +/* + * Handle special cases during rcu_read_unlock(), such as needing to + * notify RCU core processing or task having blocked during the RCU + * read-side critical section. + */ static void rcu_read_unlock_special(struct task_struct *t) { int empty; + int empty_exp; unsigned long flags; - unsigned long mask; struct rcu_node *rnp; int special; @@ -207,36 +254,30 @@ static void rcu_read_unlock_special(struct task_struct *t) spin_unlock(&rnp->lock); /* irqs remain disabled. */ } empty = !rcu_preempted_readers(rnp); + empty_exp = !rcu_preempted_readers_exp(rnp); + smp_mb(); /* ensure expedited fastpath sees end of RCU c-s. */ list_del_init(&t->rcu_node_entry); t->rcu_blocked_node = NULL; /* * If this was the last task on the current list, and if * we aren't waiting on any CPUs, report the quiescent state. - * Note that both cpu_quiet_msk_finish() and cpu_quiet_msk() - * drop rnp->lock and restore irq. + * Note that rcu_report_unblock_qs_rnp() releases rnp->lock. */ - if (!empty && rnp->qsmask == 0 && - !rcu_preempted_readers(rnp)) { - struct rcu_node *rnp_p; - - if (rnp->parent == NULL) { - /* Only one rcu_node in the tree. */ - cpu_quiet_msk_finish(&rcu_preempt_state, flags); - return; - } - /* Report up the rest of the hierarchy. */ - mask = rnp->grpmask; + if (empty) spin_unlock_irqrestore(&rnp->lock, flags); - rnp_p = rnp->parent; - spin_lock_irqsave(&rnp_p->lock, flags); - WARN_ON_ONCE(rnp->qsmask); - cpu_quiet_msk(mask, &rcu_preempt_state, rnp_p, flags); - return; - } - spin_unlock(&rnp->lock); + else + rcu_report_unblock_qs_rnp(rnp, flags); + + /* + * If this was the last task on the expedited lists, + * then we need to report up the rcu_node hierarchy. + */ + if (!empty_exp && !rcu_preempted_readers_exp(rnp)) + rcu_report_exp_rnp(&rcu_preempt_state, rnp); + } else { + local_irq_restore(flags); } - local_irq_restore(flags); } /* @@ -303,6 +344,8 @@ static void rcu_preempt_check_blocked_tasks(struct rcu_node *rnp) * rcu_node. The reason for not just moving them to the immediate * parent is to remove the need for rcu_read_unlock_special() to * make more than two attempts to acquire the target rcu_node's lock. + * Returns true if there were tasks blocking the current RCU grace + * period. * * Returns 1 if there was previously a task blocking the current grace * period on the specified rcu_node structure. @@ -316,7 +359,7 @@ static int rcu_preempt_offline_tasks(struct rcu_state *rsp, int i; struct list_head *lp; struct list_head *lp_root; - int retval = rcu_preempted_readers(rnp); + int retval = 0; struct rcu_node *rnp_root = rcu_get_root(rsp); struct task_struct *tp; @@ -326,7 +369,9 @@ static int rcu_preempt_offline_tasks(struct rcu_state *rsp, } WARN_ON_ONCE(rnp != rdp->mynode && (!list_empty(&rnp->blocked_tasks[0]) || - !list_empty(&rnp->blocked_tasks[1]))); + !list_empty(&rnp->blocked_tasks[1]) || + !list_empty(&rnp->blocked_tasks[2]) || + !list_empty(&rnp->blocked_tasks[3]))); /* * Move tasks up to root rcu_node. Rely on the fact that the @@ -334,7 +379,11 @@ static int rcu_preempt_offline_tasks(struct rcu_state *rsp, * rcu_nodes in terms of gp_num value. This fact allows us to * move the blocked_tasks[] array directly, element by element. */ - for (i = 0; i < 2; i++) { + if (rcu_preempted_readers(rnp)) + retval |= RCU_OFL_TASKS_NORM_GP; + if (rcu_preempted_readers_exp(rnp)) + retval |= RCU_OFL_TASKS_EXP_GP; + for (i = 0; i < 4; i++) { lp = &rnp->blocked_tasks[i]; lp_root = &rnp_root->blocked_tasks[i]; while (!list_empty(lp)) { @@ -346,7 +395,6 @@ static int rcu_preempt_offline_tasks(struct rcu_state *rsp, spin_unlock(&rnp_root->lock); /* irqs remain disabled */ } } - return retval; } @@ -398,14 +446,183 @@ void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu)) } EXPORT_SYMBOL_GPL(call_rcu); +/** + * synchronize_rcu - wait until a grace period has elapsed. + * + * Control will return to the caller some time after a full grace + * period has elapsed, in other words after all currently executing RCU + * read-side critical sections have completed. RCU read-side critical + * sections are delimited by rcu_read_lock() and rcu_read_unlock(), + * and may be nested. + */ +void synchronize_rcu(void) +{ + struct rcu_synchronize rcu; + + if (!rcu_scheduler_active) + return; + + init_completion(&rcu.completion); + /* Will wake me after RCU finished. */ + call_rcu(&rcu.head, wakeme_after_rcu); + /* Wait for it. */ + wait_for_completion(&rcu.completion); +} +EXPORT_SYMBOL_GPL(synchronize_rcu); + +static DECLARE_WAIT_QUEUE_HEAD(sync_rcu_preempt_exp_wq); +static long sync_rcu_preempt_exp_count; +static DEFINE_MUTEX(sync_rcu_preempt_exp_mutex); + /* - * Wait for an rcu-preempt grace period. We are supposed to expedite the - * grace period, but this is the crude slow compatability hack, so just - * invoke synchronize_rcu(). + * Return non-zero if there are any tasks in RCU read-side critical + * sections blocking the current preemptible-RCU expedited grace period. + * If there is no preemptible-RCU expedited grace period currently in + * progress, returns zero unconditionally. + */ +static int rcu_preempted_readers_exp(struct rcu_node *rnp) +{ + return !list_empty(&rnp->blocked_tasks[2]) || + !list_empty(&rnp->blocked_tasks[3]); +} + +/* + * return non-zero if there is no RCU expedited grace period in progress + * for the specified rcu_node structure, in other words, if all CPUs and + * tasks covered by the specified rcu_node structure have done their bit + * for the current expedited grace period. Works only for preemptible + * RCU -- other RCU implementation use other means. + * + * Caller must hold sync_rcu_preempt_exp_mutex. + */ +static int sync_rcu_preempt_exp_done(struct rcu_node *rnp) +{ + return !rcu_preempted_readers_exp(rnp) && + ACCESS_ONCE(rnp->expmask) == 0; +} + +/* + * Report the exit from RCU read-side critical section for the last task + * that queued itself during or before the current expedited preemptible-RCU + * grace period. This event is reported either to the rcu_node structure on + * which the task was queued or to one of that rcu_node structure's ancestors, + * recursively up the tree. (Calm down, calm down, we do the recursion + * iteratively!) + * + * Caller must hold sync_rcu_preempt_exp_mutex. + */ +static void rcu_report_exp_rnp(struct rcu_state *rsp, struct rcu_node *rnp) +{ + unsigned long flags; + unsigned long mask; + + spin_lock_irqsave(&rnp->lock, flags); + for (;;) { + if (!sync_rcu_preempt_exp_done(rnp)) + break; + if (rnp->parent == NULL) { + wake_up(&sync_rcu_preempt_exp_wq); + break; + } + mask = rnp->grpmask; + spin_unlock(&rnp->lock); /* irqs remain disabled */ + rnp = rnp->parent; + spin_lock(&rnp->lock); /* irqs already disabled */ + rnp->expmask &= ~mask; + } + spin_unlock_irqrestore(&rnp->lock, flags); +} + +/* + * Snapshot the tasks blocking the newly started preemptible-RCU expedited + * grace period for the specified rcu_node structure. If there are no such + * tasks, report it up the rcu_node hierarchy. + * + * Caller must hold sync_rcu_preempt_exp_mutex and rsp->onofflock. + */ +static void +sync_rcu_preempt_exp_init(struct rcu_state *rsp, struct rcu_node *rnp) +{ + int must_wait; + + spin_lock(&rnp->lock); /* irqs already disabled */ + list_splice_init(&rnp->blocked_tasks[0], &rnp->blocked_tasks[2]); + list_splice_init(&rnp->blocked_tasks[1], &rnp->blocked_tasks[3]); + must_wait = rcu_preempted_readers_exp(rnp); + spin_unlock(&rnp->lock); /* irqs remain disabled */ + if (!must_wait) + rcu_report_exp_rnp(rsp, rnp); +} + +/* + * Wait for an rcu-preempt grace period, but expedite it. The basic idea + * is to invoke synchronize_sched_expedited() to push all the tasks to + * the ->blocked_tasks[] lists, move all entries from the first set of + * ->blocked_tasks[] lists to the second set, and finally wait for this + * second set to drain. */ void synchronize_rcu_expedited(void) { - synchronize_rcu(); + unsigned long flags; + struct rcu_node *rnp; + struct rcu_state *rsp = &rcu_preempt_state; + long snap; + int trycount = 0; + + smp_mb(); /* Caller's modifications seen first by other CPUs. */ + snap = ACCESS_ONCE(sync_rcu_preempt_exp_count) + 1; + smp_mb(); /* Above access cannot bleed into critical section. */ + + /* + * Acquire lock, falling back to synchronize_rcu() if too many + * lock-acquisition failures. Of course, if someone does the + * expedited grace period for us, just leave. + */ + while (!mutex_trylock(&sync_rcu_preempt_exp_mutex)) { + if (trycount++ < 10) + udelay(trycount * num_online_cpus()); + else { + synchronize_rcu(); + return; + } + if ((ACCESS_ONCE(sync_rcu_preempt_exp_count) - snap) > 0) + goto mb_ret; /* Others did our work for us. */ + } + if ((ACCESS_ONCE(sync_rcu_preempt_exp_count) - snap) > 0) + goto unlock_mb_ret; /* Others did our work for us. */ + + /* force all RCU readers onto blocked_tasks[]. */ + synchronize_sched_expedited(); + + spin_lock_irqsave(&rsp->onofflock, flags); + + /* Initialize ->expmask for all non-leaf rcu_node structures. */ + rcu_for_each_nonleaf_node_breadth_first(rsp, rnp) { + spin_lock(&rnp->lock); /* irqs already disabled. */ + rnp->expmask = rnp->qsmaskinit; + spin_unlock(&rnp->lock); /* irqs remain disabled. */ + } + + /* Snapshot current state of ->blocked_tasks[] lists. */ + rcu_for_each_leaf_node(rsp, rnp) + sync_rcu_preempt_exp_init(rsp, rnp); + if (NUM_RCU_NODES > 1) + sync_rcu_preempt_exp_init(rsp, rcu_get_root(rsp)); + + spin_unlock_irqrestore(&rsp->onofflock, flags); + + /* Wait for snapshotted ->blocked_tasks[] lists to drain. */ + rnp = rcu_get_root(rsp); + wait_event(sync_rcu_preempt_exp_wq, + sync_rcu_preempt_exp_done(rnp)); + + /* Clean up and exit. */ + smp_mb(); /* ensure expedited GP seen before counter increment. */ + ACCESS_ONCE(sync_rcu_preempt_exp_count)++; +unlock_mb_ret: + mutex_unlock(&sync_rcu_preempt_exp_mutex); +mb_ret: + smp_mb(); /* ensure subsequent action seen after grace period. */ } EXPORT_SYMBOL_GPL(synchronize_rcu_expedited); @@ -481,7 +698,7 @@ void exit_rcu(void) /* * Tell them what RCU they are running. */ -static inline void rcu_bootup_announce(void) +static void __init rcu_bootup_announce(void) { printk(KERN_INFO "Hierarchical RCU implementation.\n"); } @@ -512,6 +729,16 @@ static int rcu_preempted_readers(struct rcu_node *rnp) return 0; } +#ifdef CONFIG_HOTPLUG_CPU + +/* Because preemptible RCU does not exist, no quieting of tasks. */ +static void rcu_report_unblock_qs_rnp(struct rcu_node *rnp, unsigned long flags) +{ + spin_unlock_irqrestore(&rnp->lock, flags); +} + +#endif /* #ifdef CONFIG_HOTPLUG_CPU */ + #ifdef CONFIG_RCU_CPU_STALL_DETECTOR /* @@ -594,6 +821,20 @@ void synchronize_rcu_expedited(void) } EXPORT_SYMBOL_GPL(synchronize_rcu_expedited); +#ifdef CONFIG_HOTPLUG_CPU + +/* + * Because preemptable RCU does not exist, there is never any need to + * report on tasks preempted in RCU read-side critical sections during + * expedited RCU grace periods. + */ +static void rcu_report_exp_rnp(struct rcu_state *rsp, struct rcu_node *rnp) +{ + return; +} + +#endif /* #ifdef CONFIG_HOTPLUG_CPU */ + /* * Because preemptable RCU does not exist, it never has any work to do. */ diff --git a/kernel/rcutree_trace.c b/kernel/rcutree_trace.c index 4b31c77..9d2c884 100644 --- a/kernel/rcutree_trace.c +++ b/kernel/rcutree_trace.c @@ -155,12 +155,15 @@ static const struct file_operations rcudata_csv_fops = { static void print_one_rcu_state(struct seq_file *m, struct rcu_state *rsp) { + long gpnum; int level = 0; + int phase; struct rcu_node *rnp; + gpnum = rsp->gpnum; seq_printf(m, "c=%ld g=%ld s=%d jfq=%ld j=%x " "nfqs=%lu/nfqsng=%lu(%lu) fqlh=%lu oqlen=%ld\n", - rsp->completed, rsp->gpnum, rsp->signaled, + rsp->completed, gpnum, rsp->signaled, (long)(rsp->jiffies_force_qs - jiffies), (int)(jiffies & 0xffff), rsp->n_force_qs, rsp->n_force_qs_ngp, @@ -171,8 +174,13 @@ static void print_one_rcu_state(struct seq_file *m, struct rcu_state *rsp) seq_puts(m, "\n"); level = rnp->level; } - seq_printf(m, "%lx/%lx %d:%d ^%d ", + phase = gpnum & 0x1; + seq_printf(m, "%lx/%lx %c%c>%c%c %d:%d ^%d ", rnp->qsmask, rnp->qsmaskinit, + "T."[list_empty(&rnp->blocked_tasks[phase])], + "E."[list_empty(&rnp->blocked_tasks[phase + 2])], + "T."[list_empty(&rnp->blocked_tasks[!phase])], + "E."[list_empty(&rnp->blocked_tasks[!phase + 2])], rnp->grplo, rnp->grphi, rnp->grpnum); } seq_puts(m, "\n"); diff --git a/kernel/sched.c b/kernel/sched.c index 3c11ae0..6ae2739 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -5481,7 +5481,7 @@ need_resched_nonpreemptible: } EXPORT_SYMBOL(schedule); -#ifdef CONFIG_SMP +#ifdef CONFIG_MUTEX_SPIN_ON_OWNER /* * Look out! "owner" is an entirely speculative pointer * access and not reliable. @@ -10901,6 +10901,7 @@ void synchronize_sched_expedited(void) spin_unlock_irqrestore(&rq->lock, flags); } rcu_expedited_state = RCU_EXPEDITED_STATE_IDLE; + synchronize_sched_expedited_count++; mutex_unlock(&rcu_sched_expedited_mutex); put_online_cpus(); if (need_full_sync) diff --git a/kernel/signal.c b/kernel/signal.c index 6705320..fe08008 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -22,6 +22,7 @@ #include <linux/ptrace.h> #include <linux/signal.h> #include <linux/signalfd.h> +#include <linux/ratelimit.h> #include <linux/tracehook.h> #include <linux/capability.h> #include <linux/freezer.h> @@ -41,6 +42,8 @@ static struct kmem_cache *sigqueue_cachep; +int print_fatal_signals __read_mostly; + static void __user *sig_handler(struct task_struct *t, int sig) { return t->sighand->action[sig - 1].sa.sa_handler; @@ -159,7 +162,7 @@ int next_signal(struct sigpending *pending, sigset_t *mask) { unsigned long i, *s, *m, x; int sig = 0; - + s = pending->signal.sig; m = mask->sig; switch (_NSIG_WORDS) { @@ -184,17 +187,31 @@ int next_signal(struct sigpending *pending, sigset_t *mask) sig = ffz(~x) + 1; break; } - + return sig; } +static inline void print_dropped_signal(int sig) +{ + static DEFINE_RATELIMIT_STATE(ratelimit_state, 5 * HZ, 10); + + if (!print_fatal_signals) + return; + + if (!__ratelimit(&ratelimit_state)) + return; + + printk(KERN_INFO "%s/%d: reached RLIMIT_SIGPENDING, dropped signal %d\n", + current->comm, current->pid, sig); +} + /* * allocate a new signal queue record * - this may be called without locks if and only if t == current, otherwise an * appopriate lock must be held to stop the target task from exiting */ -static struct sigqueue *__sigqueue_alloc(struct task_struct *t, gfp_t flags, - int override_rlimit) +static struct sigqueue * +__sigqueue_alloc(int sig, struct task_struct *t, gfp_t flags, int override_rlimit) { struct sigqueue *q = NULL; struct user_struct *user; @@ -207,10 +224,15 @@ static struct sigqueue *__sigqueue_alloc(struct task_struct *t, gfp_t flags, */ user = get_uid(__task_cred(t)->user); atomic_inc(&user->sigpending); + if (override_rlimit || atomic_read(&user->sigpending) <= - t->signal->rlim[RLIMIT_SIGPENDING].rlim_cur) + t->signal->rlim[RLIMIT_SIGPENDING].rlim_cur) { q = kmem_cache_alloc(sigqueue_cachep, flags); + } else { + print_dropped_signal(sig); + } + if (unlikely(q == NULL)) { atomic_dec(&user->sigpending); free_uid(user); @@ -869,7 +891,7 @@ static int __send_signal(int sig, struct siginfo *info, struct task_struct *t, else override_rlimit = 0; - q = __sigqueue_alloc(t, GFP_ATOMIC | __GFP_NOTRACK_FALSE_POSITIVE, + q = __sigqueue_alloc(sig, t, GFP_ATOMIC | __GFP_NOTRACK_FALSE_POSITIVE, override_rlimit); if (q) { list_add_tail(&q->list, &pending->list); @@ -925,8 +947,6 @@ static int send_signal(int sig, struct siginfo *info, struct task_struct *t, return __send_signal(sig, info, t, group, from_ancestor_ns); } -int print_fatal_signals; - static void print_fatal_signal(struct pt_regs *regs, int signr) { printk("%s/%d: potentially unexpected fatal signal %d.\n", @@ -1293,19 +1313,19 @@ EXPORT_SYMBOL(kill_pid); * These functions support sending signals using preallocated sigqueue * structures. This is needed "because realtime applications cannot * afford to lose notifications of asynchronous events, like timer - * expirations or I/O completions". In the case of Posix Timers + * expirations or I/O completions". In the case of Posix Timers * we allocate the sigqueue structure from the timer_create. If this * allocation fails we are able to report the failure to the application * with an EAGAIN error. */ - struct sigqueue *sigqueue_alloc(void) { - struct sigqueue *q; + struct sigqueue *q = __sigqueue_alloc(-1, current, GFP_KERNEL, 0); - if ((q = __sigqueue_alloc(current, GFP_KERNEL, 0))) + if (q) q->flags |= SIGQUEUE_PREALLOC; - return(q); + + return q; } void sigqueue_free(struct sigqueue *q) diff --git a/kernel/smp.c b/kernel/smp.c index c9d1c78..a8c7606 100644 --- a/kernel/smp.c +++ b/kernel/smp.c @@ -265,9 +265,7 @@ static DEFINE_PER_CPU(struct call_single_data, csd_data); * @info: An arbitrary pointer to pass to the function. * @wait: If true, wait until function has completed on other CPUs. * - * Returns 0 on success, else a negative status code. Note that @wait - * will be implicitly turned on in case of allocation failures, since - * we fall back to on-stack allocation. + * Returns 0 on success, else a negative status code. */ int smp_call_function_single(int cpu, void (*func) (void *info), void *info, int wait) @@ -321,6 +319,51 @@ int smp_call_function_single(int cpu, void (*func) (void *info), void *info, } EXPORT_SYMBOL(smp_call_function_single); +/* + * smp_call_function_any - Run a function on any of the given cpus + * @mask: The mask of cpus it can run on. + * @func: The function to run. This must be fast and non-blocking. + * @info: An arbitrary pointer to pass to the function. + * @wait: If true, wait until function has completed. + * + * Returns 0 on success, else a negative status code (if no cpus were online). + * Note that @wait will be implicitly turned on in case of allocation failures, + * since we fall back to on-stack allocation. + * + * Selection preference: + * 1) current cpu if in @mask + * 2) any cpu of current node if in @mask + * 3) any other online cpu in @mask + */ +int smp_call_function_any(const struct cpumask *mask, + void (*func)(void *info), void *info, int wait) +{ + unsigned int cpu; + const struct cpumask *nodemask; + int ret; + + /* Try for same CPU (cheapest) */ + cpu = get_cpu(); + if (cpumask_test_cpu(cpu, mask)) + goto call; + + /* Try for same node. */ + nodemask = cpumask_of_node(cpu); + for (cpu = cpumask_first_and(nodemask, mask); cpu < nr_cpu_ids; + cpu = cpumask_next_and(cpu, nodemask, mask)) { + if (cpu_online(cpu)) + goto call; + } + + /* Any online will do: smp_call_function_single handles nr_cpu_ids. */ + cpu = cpumask_any_and(mask, cpu_online_mask); +call: + ret = smp_call_function_single(cpu, func, info, wait); + put_cpu(); + return ret; +} +EXPORT_SYMBOL_GPL(smp_call_function_any); + /** * __smp_call_function_single(): Run a function on another CPU * @cpu: The CPU to run on. @@ -355,9 +398,7 @@ void __smp_call_function_single(int cpu, struct call_single_data *data, * @wait: If true, wait (atomically) until function has completed * on other CPUs. * - * If @wait is true, then returns once @func has returned. Note that @wait - * will be implicitly turned on in case of allocation failures, since - * we fall back to on-stack allocation. + * If @wait is true, then returns once @func has returned. * * You must not call this function with disabled interrupts or from a * hardware interrupt handler or from a bottom half handler. Preemption @@ -443,8 +484,7 @@ EXPORT_SYMBOL(smp_call_function_many); * Returns 0. * * If @wait is true, then returns once @func has returned; otherwise - * it returns just before the target cpu calls @func. In case of allocation - * failure, @wait will be implicitly turned on. + * it returns just before the target cpu calls @func. * * You must not call this function with disabled interrupts or from a * hardware interrupt handler or from a bottom half handler. diff --git a/kernel/softirq.c b/kernel/softirq.c index f8749e5..21939d9 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -302,9 +302,9 @@ void irq_exit(void) if (!in_interrupt() && local_softirq_pending()) invoke_softirq(); + rcu_irq_exit(); #ifdef CONFIG_NO_HZ /* Make sure that timer wheel updates are propagated */ - rcu_irq_exit(); if (idle_cpu(smp_processor_id()) && !in_interrupt() && !need_resched()) tick_nohz_stop_sched_tick(0); #endif diff --git a/kernel/spinlock.c b/kernel/spinlock.c index 5ddab73..41e0422 100644 --- a/kernel/spinlock.c +++ b/kernel/spinlock.c @@ -21,145 +21,28 @@ #include <linux/debug_locks.h> #include <linux/module.h> -#ifndef _spin_trylock -int __lockfunc _spin_trylock(spinlock_t *lock) -{ - return __spin_trylock(lock); -} -EXPORT_SYMBOL(_spin_trylock); -#endif - -#ifndef _read_trylock -int __lockfunc _read_trylock(rwlock_t *lock) -{ - return __read_trylock(lock); -} -EXPORT_SYMBOL(_read_trylock); -#endif - -#ifndef _write_trylock -int __lockfunc _write_trylock(rwlock_t *lock) -{ - return __write_trylock(lock); -} -EXPORT_SYMBOL(_write_trylock); -#endif - /* * If lockdep is enabled then we use the non-preemption spin-ops * even on CONFIG_PREEMPT, because lockdep assumes that interrupts are * not re-enabled during lock-acquire (which the preempt-spin-ops do): */ #if !defined(CONFIG_GENERIC_LOCKBREAK) || defined(CONFIG_DEBUG_LOCK_ALLOC) - -#ifndef _read_lock -void __lockfunc _read_lock(rwlock_t *lock) -{ - __read_lock(lock); -} -EXPORT_SYMBOL(_read_lock); -#endif - -#ifndef _spin_lock_irqsave -unsigned long __lockfunc _spin_lock_irqsave(spinlock_t *lock) -{ - return __spin_lock_irqsave(lock); -} -EXPORT_SYMBOL(_spin_lock_irqsave); -#endif - -#ifndef _spin_lock_irq -void __lockfunc _spin_lock_irq(spinlock_t *lock) -{ - __spin_lock_irq(lock); -} -EXPORT_SYMBOL(_spin_lock_irq); -#endif - -#ifndef _spin_lock_bh -void __lockfunc _spin_lock_bh(spinlock_t *lock) -{ - __spin_lock_bh(lock); -} -EXPORT_SYMBOL(_spin_lock_bh); -#endif - -#ifndef _read_lock_irqsave -unsigned long __lockfunc _read_lock_irqsave(rwlock_t *lock) -{ - return __read_lock_irqsave(lock); -} -EXPORT_SYMBOL(_read_lock_irqsave); -#endif - -#ifndef _read_lock_irq -void __lockfunc _read_lock_irq(rwlock_t *lock) -{ - __read_lock_irq(lock); -} -EXPORT_SYMBOL(_read_lock_irq); -#endif - -#ifndef _read_lock_bh -void __lockfunc _read_lock_bh(rwlock_t *lock) -{ - __read_lock_bh(lock); -} -EXPORT_SYMBOL(_read_lock_bh); -#endif - -#ifndef _write_lock_irqsave -unsigned long __lockfunc _write_lock_irqsave(rwlock_t *lock) -{ - return __write_lock_irqsave(lock); -} -EXPORT_SYMBOL(_write_lock_irqsave); -#endif - -#ifndef _write_lock_irq -void __lockfunc _write_lock_irq(rwlock_t *lock) -{ - __write_lock_irq(lock); -} -EXPORT_SYMBOL(_write_lock_irq); -#endif - -#ifndef _write_lock_bh -void __lockfunc _write_lock_bh(rwlock_t *lock) -{ - __write_lock_bh(lock); -} -EXPORT_SYMBOL(_write_lock_bh); -#endif - -#ifndef _spin_lock -void __lockfunc _spin_lock(spinlock_t *lock) -{ - __spin_lock(lock); -} -EXPORT_SYMBOL(_spin_lock); -#endif - -#ifndef _write_lock -void __lockfunc _write_lock(rwlock_t *lock) -{ - __write_lock(lock); -} -EXPORT_SYMBOL(_write_lock); -#endif - -#else /* CONFIG_PREEMPT: */ - /* + * The __lock_function inlines are taken from + * include/linux/spinlock_api_smp.h + */ +#else +/* + * We build the __lock_function inlines here. They are too large for + * inlining all over the place, but here is only one user per function + * which embedds them into the calling _lock_function below. + * * This could be a long-held lock. We both prepare to spin for a long * time (making _this_ CPU preemptable if possible), and we also signal * towards that other CPU that it should break the lock ASAP. - * - * (We do this in a function because inlining it would be excessive.) */ - #define BUILD_LOCK_OPS(op, locktype) \ -void __lockfunc _##op##_lock(locktype##_t *lock) \ +void __lockfunc __##op##_lock(locktype##_t *lock) \ { \ for (;;) { \ preempt_disable(); \ @@ -175,9 +58,7 @@ void __lockfunc _##op##_lock(locktype##_t *lock) \ (lock)->break_lock = 0; \ } \ \ -EXPORT_SYMBOL(_##op##_lock); \ - \ -unsigned long __lockfunc _##op##_lock_irqsave(locktype##_t *lock) \ +unsigned long __lockfunc __##op##_lock_irqsave(locktype##_t *lock) \ { \ unsigned long flags; \ \ @@ -198,16 +79,12 @@ unsigned long __lockfunc _##op##_lock_irqsave(locktype##_t *lock) \ return flags; \ } \ \ -EXPORT_SYMBOL(_##op##_lock_irqsave); \ - \ -void __lockfunc _##op##_lock_irq(locktype##_t *lock) \ +void __lockfunc __##op##_lock_irq(locktype##_t *lock) \ { \ _##op##_lock_irqsave(lock); \ } \ \ -EXPORT_SYMBOL(_##op##_lock_irq); \ - \ -void __lockfunc _##op##_lock_bh(locktype##_t *lock) \ +void __lockfunc __##op##_lock_bh(locktype##_t *lock) \ { \ unsigned long flags; \ \ @@ -220,23 +97,21 @@ void __lockfunc _##op##_lock_bh(locktype##_t *lock) \ local_bh_disable(); \ local_irq_restore(flags); \ } \ - \ -EXPORT_SYMBOL(_##op##_lock_bh) /* * Build preemption-friendly versions of the following * lock-spinning functions: * - * _[spin|read|write]_lock() - * _[spin|read|write]_lock_irq() - * _[spin|read|write]_lock_irqsave() - * _[spin|read|write]_lock_bh() + * __[spin|read|write]_lock() + * __[spin|read|write]_lock_irq() + * __[spin|read|write]_lock_irqsave() + * __[spin|read|write]_lock_bh() */ BUILD_LOCK_OPS(spin, spinlock); BUILD_LOCK_OPS(read, rwlock); BUILD_LOCK_OPS(write, rwlock); -#endif /* CONFIG_PREEMPT */ +#endif #ifdef CONFIG_DEBUG_LOCK_ALLOC @@ -248,7 +123,8 @@ void __lockfunc _spin_lock_nested(spinlock_t *lock, int subclass) } EXPORT_SYMBOL(_spin_lock_nested); -unsigned long __lockfunc _spin_lock_irqsave_nested(spinlock_t *lock, int subclass) +unsigned long __lockfunc _spin_lock_irqsave_nested(spinlock_t *lock, + int subclass) { unsigned long flags; @@ -272,7 +148,127 @@ EXPORT_SYMBOL(_spin_lock_nest_lock); #endif -#ifndef _spin_unlock +#ifndef CONFIG_INLINE_SPIN_TRYLOCK +int __lockfunc _spin_trylock(spinlock_t *lock) +{ + return __spin_trylock(lock); +} +EXPORT_SYMBOL(_spin_trylock); +#endif + +#ifndef CONFIG_INLINE_READ_TRYLOCK +int __lockfunc _read_trylock(rwlock_t *lock) +{ + return __read_trylock(lock); +} +EXPORT_SYMBOL(_read_trylock); +#endif + +#ifndef CONFIG_INLINE_WRITE_TRYLOCK +int __lockfunc _write_trylock(rwlock_t *lock) +{ + return __write_trylock(lock); +} +EXPORT_SYMBOL(_write_trylock); +#endif + +#ifndef CONFIG_INLINE_READ_LOCK +void __lockfunc _read_lock(rwlock_t *lock) +{ + __read_lock(lock); +} +EXPORT_SYMBOL(_read_lock); +#endif + +#ifndef CONFIG_INLINE_SPIN_LOCK_IRQSAVE +unsigned long __lockfunc _spin_lock_irqsave(spinlock_t *lock) +{ + return __spin_lock_irqsave(lock); +} +EXPORT_SYMBOL(_spin_lock_irqsave); +#endif + +#ifndef CONFIG_INLINE_SPIN_LOCK_IRQ +void __lockfunc _spin_lock_irq(spinlock_t *lock) +{ + __spin_lock_irq(lock); +} +EXPORT_SYMBOL(_spin_lock_irq); +#endif + +#ifndef CONFIG_INLINE_SPIN_LOCK_BH +void __lockfunc _spin_lock_bh(spinlock_t *lock) +{ + __spin_lock_bh(lock); +} +EXPORT_SYMBOL(_spin_lock_bh); +#endif + +#ifndef CONFIG_INLINE_READ_LOCK_IRQSAVE +unsigned long __lockfunc _read_lock_irqsave(rwlock_t *lock) +{ + return __read_lock_irqsave(lock); +} +EXPORT_SYMBOL(_read_lock_irqsave); +#endif + +#ifndef CONFIG_INLINE_READ_LOCK_IRQ +void __lockfunc _read_lock_irq(rwlock_t *lock) +{ + __read_lock_irq(lock); +} +EXPORT_SYMBOL(_read_lock_irq); +#endif + +#ifndef CONFIG_INLINE_READ_LOCK_BH +void __lockfunc _read_lock_bh(rwlock_t *lock) +{ + __read_lock_bh(lock); +} +EXPORT_SYMBOL(_read_lock_bh); +#endif + +#ifndef CONFIG_INLINE_WRITE_LOCK_IRQSAVE +unsigned long __lockfunc _write_lock_irqsave(rwlock_t *lock) +{ + return __write_lock_irqsave(lock); +} +EXPORT_SYMBOL(_write_lock_irqsave); +#endif + +#ifndef CONFIG_INLINE_WRITE_LOCK_IRQ +void __lockfunc _write_lock_irq(rwlock_t *lock) +{ + __write_lock_irq(lock); +} +EXPORT_SYMBOL(_write_lock_irq); +#endif + +#ifndef CONFIG_INLINE_WRITE_LOCK_BH +void __lockfunc _write_lock_bh(rwlock_t *lock) +{ + __write_lock_bh(lock); +} +EXPORT_SYMBOL(_write_lock_bh); +#endif + +#ifndef CONFIG_INLINE_SPIN_LOCK +void __lockfunc _spin_lock(spinlock_t *lock) +{ + __spin_lock(lock); +} +EXPORT_SYMBOL(_spin_lock); +#endif + +#ifndef CONFIG_INLINE_WRITE_LOCK +void __lockfunc _write_lock(rwlock_t *lock) +{ + __write_lock(lock); +} +EXPORT_SYMBOL(_write_lock); +#endif + +#ifndef CONFIG_INLINE_SPIN_UNLOCK void __lockfunc _spin_unlock(spinlock_t *lock) { __spin_unlock(lock); @@ -280,7 +276,7 @@ void __lockfunc _spin_unlock(spinlock_t *lock) EXPORT_SYMBOL(_spin_unlock); #endif -#ifndef _write_unlock +#ifndef CONFIG_INLINE_WRITE_UNLOCK void __lockfunc _write_unlock(rwlock_t *lock) { __write_unlock(lock); @@ -288,7 +284,7 @@ void __lockfunc _write_unlock(rwlock_t *lock) EXPORT_SYMBOL(_write_unlock); #endif -#ifndef _read_unlock +#ifndef CONFIG_INLINE_READ_UNLOCK void __lockfunc _read_unlock(rwlock_t *lock) { __read_unlock(lock); @@ -296,7 +292,7 @@ void __lockfunc _read_unlock(rwlock_t *lock) EXPORT_SYMBOL(_read_unlock); #endif -#ifndef _spin_unlock_irqrestore +#ifndef CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE void __lockfunc _spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags) { __spin_unlock_irqrestore(lock, flags); @@ -304,7 +300,7 @@ void __lockfunc _spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags) EXPORT_SYMBOL(_spin_unlock_irqrestore); #endif -#ifndef _spin_unlock_irq +#ifndef CONFIG_INLINE_SPIN_UNLOCK_IRQ void __lockfunc _spin_unlock_irq(spinlock_t *lock) { __spin_unlock_irq(lock); @@ -312,7 +308,7 @@ void __lockfunc _spin_unlock_irq(spinlock_t *lock) EXPORT_SYMBOL(_spin_unlock_irq); #endif -#ifndef _spin_unlock_bh +#ifndef CONFIG_INLINE_SPIN_UNLOCK_BH void __lockfunc _spin_unlock_bh(spinlock_t *lock) { __spin_unlock_bh(lock); @@ -320,7 +316,7 @@ void __lockfunc _spin_unlock_bh(spinlock_t *lock) EXPORT_SYMBOL(_spin_unlock_bh); #endif -#ifndef _read_unlock_irqrestore +#ifndef CONFIG_INLINE_READ_UNLOCK_IRQRESTORE void __lockfunc _read_unlock_irqrestore(rwlock_t *lock, unsigned long flags) { __read_unlock_irqrestore(lock, flags); @@ -328,7 +324,7 @@ void __lockfunc _read_unlock_irqrestore(rwlock_t *lock, unsigned long flags) EXPORT_SYMBOL(_read_unlock_irqrestore); #endif -#ifndef _read_unlock_irq +#ifndef CONFIG_INLINE_READ_UNLOCK_IRQ void __lockfunc _read_unlock_irq(rwlock_t *lock) { __read_unlock_irq(lock); @@ -336,7 +332,7 @@ void __lockfunc _read_unlock_irq(rwlock_t *lock) EXPORT_SYMBOL(_read_unlock_irq); #endif -#ifndef _read_unlock_bh +#ifndef CONFIG_INLINE_READ_UNLOCK_BH void __lockfunc _read_unlock_bh(rwlock_t *lock) { __read_unlock_bh(lock); @@ -344,7 +340,7 @@ void __lockfunc _read_unlock_bh(rwlock_t *lock) EXPORT_SYMBOL(_read_unlock_bh); #endif -#ifndef _write_unlock_irqrestore +#ifndef CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE void __lockfunc _write_unlock_irqrestore(rwlock_t *lock, unsigned long flags) { __write_unlock_irqrestore(lock, flags); @@ -352,7 +348,7 @@ void __lockfunc _write_unlock_irqrestore(rwlock_t *lock, unsigned long flags) EXPORT_SYMBOL(_write_unlock_irqrestore); #endif -#ifndef _write_unlock_irq +#ifndef CONFIG_INLINE_WRITE_UNLOCK_IRQ void __lockfunc _write_unlock_irq(rwlock_t *lock) { __write_unlock_irq(lock); @@ -360,7 +356,7 @@ void __lockfunc _write_unlock_irq(rwlock_t *lock) EXPORT_SYMBOL(_write_unlock_irq); #endif -#ifndef _write_unlock_bh +#ifndef CONFIG_INLINE_WRITE_UNLOCK_BH void __lockfunc _write_unlock_bh(rwlock_t *lock) { __write_unlock_bh(lock); @@ -368,7 +364,7 @@ void __lockfunc _write_unlock_bh(rwlock_t *lock) EXPORT_SYMBOL(_write_unlock_bh); #endif -#ifndef _spin_trylock_bh +#ifndef CONFIG_INLINE_SPIN_TRYLOCK_BH int __lockfunc _spin_trylock_bh(spinlock_t *lock) { return __spin_trylock_bh(lock); diff --git a/kernel/srcu.c b/kernel/srcu.c index b0aeeaf..818d7d9 100644 --- a/kernel/srcu.c +++ b/kernel/srcu.c @@ -49,6 +49,7 @@ int init_srcu_struct(struct srcu_struct *sp) sp->per_cpu_ref = alloc_percpu(struct srcu_struct_array); return (sp->per_cpu_ref ? 0 : -ENOMEM); } +EXPORT_SYMBOL_GPL(init_srcu_struct); /* * srcu_readers_active_idx -- returns approximate number of readers @@ -97,6 +98,7 @@ void cleanup_srcu_struct(struct srcu_struct *sp) free_percpu(sp->per_cpu_ref); sp->per_cpu_ref = NULL; } +EXPORT_SYMBOL_GPL(cleanup_srcu_struct); /** * srcu_read_lock - register a new reader for an SRCU-protected structure. @@ -118,6 +120,7 @@ int srcu_read_lock(struct srcu_struct *sp) preempt_enable(); return idx; } +EXPORT_SYMBOL_GPL(srcu_read_lock); /** * srcu_read_unlock - unregister a old reader from an SRCU-protected structure. @@ -136,22 +139,12 @@ void srcu_read_unlock(struct srcu_struct *sp, int idx) per_cpu_ptr(sp->per_cpu_ref, smp_processor_id())->c[idx]--; preempt_enable(); } +EXPORT_SYMBOL_GPL(srcu_read_unlock); -/** - * synchronize_srcu - wait for prior SRCU read-side critical-section completion - * @sp: srcu_struct with which to synchronize. - * - * Flip the completed counter, and wait for the old count to drain to zero. - * As with classic RCU, the updater must use some separate means of - * synchronizing concurrent updates. Can block; must be called from - * process context. - * - * Note that it is illegal to call synchornize_srcu() from the corresponding - * SRCU read-side critical section; doing so will result in deadlock. - * However, it is perfectly legal to call synchronize_srcu() on one - * srcu_struct from some other srcu_struct's read-side critical section. +/* + * Helper function for synchronize_srcu() and synchronize_srcu_expedited(). */ -void synchronize_srcu(struct srcu_struct *sp) +void __synchronize_srcu(struct srcu_struct *sp, void (*sync_func)(void)) { int idx; @@ -173,7 +166,7 @@ void synchronize_srcu(struct srcu_struct *sp) return; } - synchronize_sched(); /* Force memory barrier on all CPUs. */ + sync_func(); /* Force memory barrier on all CPUs. */ /* * The preceding synchronize_sched() ensures that any CPU that @@ -190,7 +183,7 @@ void synchronize_srcu(struct srcu_struct *sp) idx = sp->completed & 0x1; sp->completed++; - synchronize_sched(); /* Force memory barrier on all CPUs. */ + sync_func(); /* Force memory barrier on all CPUs. */ /* * At this point, because of the preceding synchronize_sched(), @@ -203,7 +196,7 @@ void synchronize_srcu(struct srcu_struct *sp) while (srcu_readers_active_idx(sp, idx)) schedule_timeout_interruptible(1); - synchronize_sched(); /* Force memory barrier on all CPUs. */ + sync_func(); /* Force memory barrier on all CPUs. */ /* * The preceding synchronize_sched() forces all srcu_read_unlock() @@ -237,6 +230,47 @@ void synchronize_srcu(struct srcu_struct *sp) } /** + * synchronize_srcu - wait for prior SRCU read-side critical-section completion + * @sp: srcu_struct with which to synchronize. + * + * Flip the completed counter, and wait for the old count to drain to zero. + * As with classic RCU, the updater must use some separate means of + * synchronizing concurrent updates. Can block; must be called from + * process context. + * + * Note that it is illegal to call synchronize_srcu() from the corresponding + * SRCU read-side critical section; doing so will result in deadlock. + * However, it is perfectly legal to call synchronize_srcu() on one + * srcu_struct from some other srcu_struct's read-side critical section. + */ +void synchronize_srcu(struct srcu_struct *sp) +{ + __synchronize_srcu(sp, synchronize_sched); +} +EXPORT_SYMBOL_GPL(synchronize_srcu); + +/** + * synchronize_srcu_expedited - like synchronize_srcu, but less patient + * @sp: srcu_struct with which to synchronize. + * + * Flip the completed counter, and wait for the old count to drain to zero. + * As with classic RCU, the updater must use some separate means of + * synchronizing concurrent updates. Can block; must be called from + * process context. + * + * Note that it is illegal to call synchronize_srcu_expedited() + * from the corresponding SRCU read-side critical section; doing so + * will result in deadlock. However, it is perfectly legal to call + * synchronize_srcu_expedited() on one srcu_struct from some other + * srcu_struct's read-side critical section. + */ +void synchronize_srcu_expedited(struct srcu_struct *sp) +{ + __synchronize_srcu(sp, synchronize_sched_expedited); +} +EXPORT_SYMBOL_GPL(synchronize_srcu_expedited); + +/** * srcu_batches_completed - return batches completed. * @sp: srcu_struct on which to report batch completion. * @@ -248,10 +282,4 @@ long srcu_batches_completed(struct srcu_struct *sp) { return sp->completed; } - -EXPORT_SYMBOL_GPL(init_srcu_struct); -EXPORT_SYMBOL_GPL(cleanup_srcu_struct); -EXPORT_SYMBOL_GPL(srcu_read_lock); -EXPORT_SYMBOL_GPL(srcu_read_unlock); -EXPORT_SYMBOL_GPL(synchronize_srcu); EXPORT_SYMBOL_GPL(srcu_batches_completed); diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 0d949c5..4dbf93a 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -36,6 +36,7 @@ #include <linux/sysrq.h> #include <linux/highuid.h> #include <linux/writeback.h> +#include <linux/ratelimit.h> #include <linux/hugetlb.h> #include <linux/initrd.h> #include <linux/key.h> @@ -158,6 +159,8 @@ extern int no_unaligned_warning; extern int unaligned_dump_stack; #endif +extern struct ratelimit_state printk_ratelimit_state; + #ifdef CONFIG_RT_MUTEXES extern int max_lock_depth; #endif diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 6dc4e5e..e51a1bc 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -60,6 +60,13 @@ static int last_ftrace_enabled; /* Quick disabling of function tracer. */ int function_trace_stop; +/* List for set_ftrace_pid's pids. */ +LIST_HEAD(ftrace_pids); +struct ftrace_pid { + struct list_head list; + struct pid *pid; +}; + /* * ftrace_disabled is set when an anomaly is discovered. * ftrace_disabled is much stronger than ftrace_enabled. @@ -78,6 +85,10 @@ ftrace_func_t ftrace_trace_function __read_mostly = ftrace_stub; ftrace_func_t __ftrace_trace_function __read_mostly = ftrace_stub; ftrace_func_t ftrace_pid_function __read_mostly = ftrace_stub; +#ifdef CONFIG_FUNCTION_GRAPH_TRACER +static int ftrace_set_func(unsigned long *array, int *idx, char *buffer); +#endif + static void ftrace_list_func(unsigned long ip, unsigned long parent_ip) { struct ftrace_ops *op = ftrace_list; @@ -155,7 +166,7 @@ static int __register_ftrace_function(struct ftrace_ops *ops) else func = ftrace_list_func; - if (ftrace_pid_trace) { + if (!list_empty(&ftrace_pids)) { set_ftrace_pid_function(func); func = ftrace_pid_func; } @@ -203,7 +214,7 @@ static int __unregister_ftrace_function(struct ftrace_ops *ops) if (ftrace_list->next == &ftrace_list_end) { ftrace_func_t func = ftrace_list->func; - if (ftrace_pid_trace) { + if (!list_empty(&ftrace_pids)) { set_ftrace_pid_function(func); func = ftrace_pid_func; } @@ -231,7 +242,7 @@ static void ftrace_update_pid_func(void) func = __ftrace_trace_function; #endif - if (ftrace_pid_trace) { + if (!list_empty(&ftrace_pids)) { set_ftrace_pid_function(func); func = ftrace_pid_func; } else { @@ -821,8 +832,6 @@ static __init void ftrace_profile_debugfs(struct dentry *d_tracer) } #endif /* CONFIG_FUNCTION_PROFILER */ -/* set when tracing only a pid */ -struct pid *ftrace_pid_trace; static struct pid * const ftrace_swapper_pid = &init_struct_pid; #ifdef CONFIG_DYNAMIC_FTRACE @@ -1261,12 +1270,34 @@ static int ftrace_update_code(struct module *mod) ftrace_new_addrs = p->newlist; p->flags = 0L; - /* convert record (i.e, patch mcount-call with NOP) */ - if (ftrace_code_disable(mod, p)) { - p->flags |= FTRACE_FL_CONVERTED; - ftrace_update_cnt++; - } else + /* + * Do the initial record convertion from mcount jump + * to the NOP instructions. + */ + if (!ftrace_code_disable(mod, p)) { ftrace_free_rec(p); + continue; + } + + p->flags |= FTRACE_FL_CONVERTED; + ftrace_update_cnt++; + + /* + * If the tracing is enabled, go ahead and enable the record. + * + * The reason not to enable the record immediatelly is the + * inherent check of ftrace_make_nop/ftrace_make_call for + * correct previous instructions. Making first the NOP + * conversion puts the module to the correct state, thus + * passing the ftrace_make_call check. + */ + if (ftrace_start_up) { + int failed = __ftrace_replace_code(p, 1); + if (failed) { + ftrace_bug(failed, p->ip); + ftrace_free_rec(p); + } + } } stop = ftrace_now(raw_smp_processor_id()); @@ -1656,60 +1687,6 @@ ftrace_regex_lseek(struct file *file, loff_t offset, int origin) return ret; } -enum { - MATCH_FULL, - MATCH_FRONT_ONLY, - MATCH_MIDDLE_ONLY, - MATCH_END_ONLY, -}; - -/* - * (static function - no need for kernel doc) - * - * Pass in a buffer containing a glob and this function will - * set search to point to the search part of the buffer and - * return the type of search it is (see enum above). - * This does modify buff. - * - * Returns enum type. - * search returns the pointer to use for comparison. - * not returns 1 if buff started with a '!' - * 0 otherwise. - */ -static int -ftrace_setup_glob(char *buff, int len, char **search, int *not) -{ - int type = MATCH_FULL; - int i; - - if (buff[0] == '!') { - *not = 1; - buff++; - len--; - } else - *not = 0; - - *search = buff; - - for (i = 0; i < len; i++) { - if (buff[i] == '*') { - if (!i) { - *search = buff + 1; - type = MATCH_END_ONLY; - } else { - if (type == MATCH_END_ONLY) - type = MATCH_MIDDLE_ONLY; - else - type = MATCH_FRONT_ONLY; - buff[i] = 0; - break; - } - } - } - - return type; -} - static int ftrace_match(char *str, char *regex, int len, int type) { int matched = 0; @@ -1758,7 +1735,7 @@ static void ftrace_match_records(char *buff, int len, int enable) int not; flag = enable ? FTRACE_FL_FILTER : FTRACE_FL_NOTRACE; - type = ftrace_setup_glob(buff, len, &search, ¬); + type = filter_parse_regex(buff, len, &search, ¬); search_len = strlen(search); @@ -1826,7 +1803,7 @@ static void ftrace_match_module_records(char *buff, char *mod, int enable) } if (strlen(buff)) { - type = ftrace_setup_glob(buff, strlen(buff), &search, ¬); + type = filter_parse_regex(buff, strlen(buff), &search, ¬); search_len = strlen(search); } @@ -1991,7 +1968,7 @@ register_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, int count = 0; char *search; - type = ftrace_setup_glob(glob, strlen(glob), &search, ¬); + type = filter_parse_regex(glob, strlen(glob), &search, ¬); len = strlen(search); /* we do not support '!' for function probes */ @@ -2068,7 +2045,7 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, else if (glob) { int not; - type = ftrace_setup_glob(glob, strlen(glob), &search, ¬); + type = filter_parse_regex(glob, strlen(glob), &search, ¬); len = strlen(search); /* we do not support '!' for function probes */ @@ -2312,6 +2289,32 @@ static int __init set_ftrace_filter(char *str) } __setup("ftrace_filter=", set_ftrace_filter); +#ifdef CONFIG_FUNCTION_GRAPH_TRACER +static char ftrace_graph_buf[FTRACE_FILTER_SIZE] __initdata; +static int __init set_graph_function(char *str) +{ + strlcpy(ftrace_graph_buf, str, FTRACE_FILTER_SIZE); + return 1; +} +__setup("ftrace_graph_filter=", set_graph_function); + +static void __init set_ftrace_early_graph(char *buf) +{ + int ret; + char *func; + + while (buf) { + func = strsep(&buf, ","); + /* we allow only one expression at a time */ + ret = ftrace_set_func(ftrace_graph_funcs, &ftrace_graph_count, + func); + if (ret) + printk(KERN_DEBUG "ftrace: function %s not " + "traceable\n", func); + } +} +#endif /* CONFIG_FUNCTION_GRAPH_TRACER */ + static void __init set_ftrace_early_filter(char *buf, int enable) { char *func; @@ -2328,6 +2331,10 @@ static void __init set_ftrace_early_filters(void) set_ftrace_early_filter(ftrace_filter_buf, 1); if (ftrace_notrace_buf[0]) set_ftrace_early_filter(ftrace_notrace_buf, 0); +#ifdef CONFIG_FUNCTION_GRAPH_TRACER + if (ftrace_graph_buf[0]) + set_ftrace_early_graph(ftrace_graph_buf); +#endif /* CONFIG_FUNCTION_GRAPH_TRACER */ } static int @@ -2513,7 +2520,7 @@ ftrace_set_func(unsigned long *array, int *idx, char *buffer) return -ENODEV; /* decode regex */ - type = ftrace_setup_glob(buffer, strlen(buffer), &search, ¬); + type = filter_parse_regex(buffer, strlen(buffer), &search, ¬); if (not) return -EINVAL; @@ -2624,7 +2631,7 @@ static __init int ftrace_init_dyn_debugfs(struct dentry *d_tracer) return 0; } -static int ftrace_convert_nops(struct module *mod, +static int ftrace_process_locs(struct module *mod, unsigned long *start, unsigned long *end) { @@ -2684,7 +2691,7 @@ static void ftrace_init_module(struct module *mod, { if (ftrace_disabled || start == end) return; - ftrace_convert_nops(mod, start, end); + ftrace_process_locs(mod, start, end); } static int ftrace_module_notify(struct notifier_block *self, @@ -2745,7 +2752,7 @@ void __init ftrace_init(void) last_ftrace_enabled = ftrace_enabled = 1; - ret = ftrace_convert_nops(NULL, + ret = ftrace_process_locs(NULL, __start_mcount_loc, __stop_mcount_loc); @@ -2778,23 +2785,6 @@ static inline void ftrace_startup_enable(int command) { } # define ftrace_shutdown_sysctl() do { } while (0) #endif /* CONFIG_DYNAMIC_FTRACE */ -static ssize_t -ftrace_pid_read(struct file *file, char __user *ubuf, - size_t cnt, loff_t *ppos) -{ - char buf[64]; - int r; - - if (ftrace_pid_trace == ftrace_swapper_pid) - r = sprintf(buf, "swapper tasks\n"); - else if (ftrace_pid_trace) - r = sprintf(buf, "%u\n", pid_vnr(ftrace_pid_trace)); - else - r = sprintf(buf, "no pid\n"); - - return simple_read_from_buffer(ubuf, cnt, ppos, buf, r); -} - static void clear_ftrace_swapper(void) { struct task_struct *p; @@ -2845,14 +2835,12 @@ static void set_ftrace_pid(struct pid *pid) rcu_read_unlock(); } -static void clear_ftrace_pid_task(struct pid **pid) +static void clear_ftrace_pid_task(struct pid *pid) { - if (*pid == ftrace_swapper_pid) + if (pid == ftrace_swapper_pid) clear_ftrace_swapper(); else - clear_ftrace_pid(*pid); - - *pid = NULL; + clear_ftrace_pid(pid); } static void set_ftrace_pid_task(struct pid *pid) @@ -2863,74 +2851,184 @@ static void set_ftrace_pid_task(struct pid *pid) set_ftrace_pid(pid); } -static ssize_t -ftrace_pid_write(struct file *filp, const char __user *ubuf, - size_t cnt, loff_t *ppos) +static int ftrace_pid_add(int p) { struct pid *pid; - char buf[64]; - long val; - int ret; + struct ftrace_pid *fpid; + int ret = -EINVAL; - if (cnt >= sizeof(buf)) - return -EINVAL; + mutex_lock(&ftrace_lock); - if (copy_from_user(&buf, ubuf, cnt)) - return -EFAULT; + if (!p) + pid = ftrace_swapper_pid; + else + pid = find_get_pid(p); - buf[cnt] = 0; + if (!pid) + goto out; - ret = strict_strtol(buf, 10, &val); - if (ret < 0) - return ret; + ret = 0; - mutex_lock(&ftrace_lock); - if (val < 0) { - /* disable pid tracing */ - if (!ftrace_pid_trace) - goto out; + list_for_each_entry(fpid, &ftrace_pids, list) + if (fpid->pid == pid) + goto out_put; - clear_ftrace_pid_task(&ftrace_pid_trace); + ret = -ENOMEM; - } else { - /* swapper task is special */ - if (!val) { - pid = ftrace_swapper_pid; - if (pid == ftrace_pid_trace) - goto out; - } else { - pid = find_get_pid(val); + fpid = kmalloc(sizeof(*fpid), GFP_KERNEL); + if (!fpid) + goto out_put; - if (pid == ftrace_pid_trace) { - put_pid(pid); - goto out; - } - } + list_add(&fpid->list, &ftrace_pids); + fpid->pid = pid; - if (ftrace_pid_trace) - clear_ftrace_pid_task(&ftrace_pid_trace); + set_ftrace_pid_task(pid); - if (!pid) - goto out; + ftrace_update_pid_func(); + ftrace_startup_enable(0); + + mutex_unlock(&ftrace_lock); + return 0; + +out_put: + if (pid != ftrace_swapper_pid) + put_pid(pid); - ftrace_pid_trace = pid; +out: + mutex_unlock(&ftrace_lock); + return ret; +} + +static void ftrace_pid_reset(void) +{ + struct ftrace_pid *fpid, *safe; - set_ftrace_pid_task(ftrace_pid_trace); + mutex_lock(&ftrace_lock); + list_for_each_entry_safe(fpid, safe, &ftrace_pids, list) { + struct pid *pid = fpid->pid; + + clear_ftrace_pid_task(pid); + + list_del(&fpid->list); + kfree(fpid); } - /* update the function call */ ftrace_update_pid_func(); ftrace_startup_enable(0); - out: mutex_unlock(&ftrace_lock); +} - return cnt; +static void *fpid_start(struct seq_file *m, loff_t *pos) +{ + mutex_lock(&ftrace_lock); + + if (list_empty(&ftrace_pids) && (!*pos)) + return (void *) 1; + + return seq_list_start(&ftrace_pids, *pos); +} + +static void *fpid_next(struct seq_file *m, void *v, loff_t *pos) +{ + if (v == (void *)1) + return NULL; + + return seq_list_next(v, &ftrace_pids, pos); +} + +static void fpid_stop(struct seq_file *m, void *p) +{ + mutex_unlock(&ftrace_lock); +} + +static int fpid_show(struct seq_file *m, void *v) +{ + const struct ftrace_pid *fpid = list_entry(v, struct ftrace_pid, list); + + if (v == (void *)1) { + seq_printf(m, "no pid\n"); + return 0; + } + + if (fpid->pid == ftrace_swapper_pid) + seq_printf(m, "swapper tasks\n"); + else + seq_printf(m, "%u\n", pid_vnr(fpid->pid)); + + return 0; +} + +static const struct seq_operations ftrace_pid_sops = { + .start = fpid_start, + .next = fpid_next, + .stop = fpid_stop, + .show = fpid_show, +}; + +static int +ftrace_pid_open(struct inode *inode, struct file *file) +{ + int ret = 0; + + if ((file->f_mode & FMODE_WRITE) && + (file->f_flags & O_TRUNC)) + ftrace_pid_reset(); + + if (file->f_mode & FMODE_READ) + ret = seq_open(file, &ftrace_pid_sops); + + return ret; +} + +static ssize_t +ftrace_pid_write(struct file *filp, const char __user *ubuf, + size_t cnt, loff_t *ppos) +{ + char buf[64], *tmp; + long val; + int ret; + + if (cnt >= sizeof(buf)) + return -EINVAL; + + if (copy_from_user(&buf, ubuf, cnt)) + return -EFAULT; + + buf[cnt] = 0; + + /* + * Allow "echo > set_ftrace_pid" or "echo -n '' > set_ftrace_pid" + * to clean the filter quietly. + */ + tmp = strstrip(buf); + if (strlen(tmp) == 0) + return 1; + + ret = strict_strtol(tmp, 10, &val); + if (ret < 0) + return ret; + + ret = ftrace_pid_add(val); + + return ret ? ret : cnt; +} + +static int +ftrace_pid_release(struct inode *inode, struct file *file) +{ + if (file->f_mode & FMODE_READ) + seq_release(inode, file); + + return 0; } static const struct file_operations ftrace_pid_fops = { - .read = ftrace_pid_read, - .write = ftrace_pid_write, + .open = ftrace_pid_open, + .write = ftrace_pid_write, + .read = seq_read, + .llseek = seq_lseek, + .release = ftrace_pid_release, }; static __init int ftrace_init_debugfs(void) @@ -3293,4 +3391,3 @@ void ftrace_graph_stop(void) ftrace_stop(); } #endif - diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 5dd017f..a72c6e0 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -1787,9 +1787,9 @@ rb_reset_tail(struct ring_buffer_per_cpu *cpu_buffer, static struct ring_buffer_event * rb_move_tail(struct ring_buffer_per_cpu *cpu_buffer, unsigned long length, unsigned long tail, - struct buffer_page *commit_page, struct buffer_page *tail_page, u64 *ts) { + struct buffer_page *commit_page = cpu_buffer->commit_page; struct ring_buffer *buffer = cpu_buffer->buffer; struct buffer_page *next_page; int ret; @@ -1892,13 +1892,10 @@ static struct ring_buffer_event * __rb_reserve_next(struct ring_buffer_per_cpu *cpu_buffer, unsigned type, unsigned long length, u64 *ts) { - struct buffer_page *tail_page, *commit_page; + struct buffer_page *tail_page; struct ring_buffer_event *event; unsigned long tail, write; - commit_page = cpu_buffer->commit_page; - /* we just need to protect against interrupts */ - barrier(); tail_page = cpu_buffer->tail_page; write = local_add_return(length, &tail_page->write); @@ -1909,7 +1906,7 @@ __rb_reserve_next(struct ring_buffer_per_cpu *cpu_buffer, /* See if we shot pass the end of this buffer page */ if (write > BUF_PAGE_SIZE) return rb_move_tail(cpu_buffer, length, tail, - commit_page, tail_page, ts); + tail_page, ts); /* We reserved something on the buffer */ diff --git a/kernel/trace/ring_buffer_benchmark.c b/kernel/trace/ring_buffer_benchmark.c index 573d3cc..b2477ca 100644 --- a/kernel/trace/ring_buffer_benchmark.c +++ b/kernel/trace/ring_buffer_benchmark.c @@ -35,6 +35,28 @@ static int disable_reader; module_param(disable_reader, uint, 0644); MODULE_PARM_DESC(disable_reader, "only run producer"); +static int write_iteration = 50; +module_param(write_iteration, uint, 0644); +MODULE_PARM_DESC(write_iteration, "# of writes between timestamp readings"); + +static int producer_nice = 19; +static int consumer_nice = 19; + +static int producer_fifo = -1; +static int consumer_fifo = -1; + +module_param(producer_nice, uint, 0644); +MODULE_PARM_DESC(producer_nice, "nice prio for producer"); + +module_param(consumer_nice, uint, 0644); +MODULE_PARM_DESC(consumer_nice, "nice prio for consumer"); + +module_param(producer_fifo, uint, 0644); +MODULE_PARM_DESC(producer_fifo, "fifo prio for producer"); + +module_param(consumer_fifo, uint, 0644); +MODULE_PARM_DESC(consumer_fifo, "fifo prio for consumer"); + static int read_events; static int kill_test; @@ -208,15 +230,18 @@ static void ring_buffer_producer(void) do { struct ring_buffer_event *event; int *entry; - - event = ring_buffer_lock_reserve(buffer, 10); - if (!event) { - missed++; - } else { - hit++; - entry = ring_buffer_event_data(event); - *entry = smp_processor_id(); - ring_buffer_unlock_commit(buffer, event); + int i; + + for (i = 0; i < write_iteration; i++) { + event = ring_buffer_lock_reserve(buffer, 10); + if (!event) { + missed++; + } else { + hit++; + entry = ring_buffer_event_data(event); + *entry = smp_processor_id(); + ring_buffer_unlock_commit(buffer, event); + } } do_gettimeofday(&end_tv); @@ -263,6 +288,27 @@ static void ring_buffer_producer(void) if (kill_test) trace_printk("ERROR!\n"); + + if (!disable_reader) { + if (consumer_fifo < 0) + trace_printk("Running Consumer at nice: %d\n", + consumer_nice); + else + trace_printk("Running Consumer at SCHED_FIFO %d\n", + consumer_fifo); + } + if (producer_fifo < 0) + trace_printk("Running Producer at nice: %d\n", + producer_nice); + else + trace_printk("Running Producer at SCHED_FIFO %d\n", + producer_fifo); + + /* Let the user know that the test is running at low priority */ + if (producer_fifo < 0 && consumer_fifo < 0 && + producer_nice == 19 && consumer_nice == 19) + trace_printk("WARNING!!! This test is running at lowest priority.\n"); + trace_printk("Time: %lld (usecs)\n", time); trace_printk("Overruns: %lld\n", overruns); if (disable_reader) @@ -392,6 +438,27 @@ static int __init ring_buffer_benchmark_init(void) if (IS_ERR(producer)) goto out_kill; + /* + * Run them as low-prio background tasks by default: + */ + if (!disable_reader) { + if (consumer_fifo >= 0) { + struct sched_param param = { + .sched_priority = consumer_fifo + }; + sched_setscheduler(consumer, SCHED_FIFO, ¶m); + } else + set_user_nice(consumer, consumer_nice); + } + + if (producer_fifo >= 0) { + struct sched_param param = { + .sched_priority = consumer_fifo + }; + sched_setscheduler(producer, SCHED_FIFO, ¶m); + } else + set_user_nice(producer, producer_nice); + return 0; out_kill: diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index b20d3ec..874f289 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -129,7 +129,7 @@ static int tracing_set_tracer(const char *buf); static char bootup_tracer_buf[MAX_TRACER_SIZE] __initdata; static char *default_bootup_tracer; -static int __init set_ftrace(char *str) +static int __init set_cmdline_ftrace(char *str) { strncpy(bootup_tracer_buf, str, MAX_TRACER_SIZE); default_bootup_tracer = bootup_tracer_buf; @@ -137,7 +137,7 @@ static int __init set_ftrace(char *str) ring_buffer_expanded = 1; return 1; } -__setup("ftrace=", set_ftrace); +__setup("ftrace=", set_cmdline_ftrace); static int __init set_ftrace_dump_on_oops(char *str) { @@ -1361,10 +1361,11 @@ int trace_array_vprintk(struct trace_array *tr, pause_graph_tracing(); raw_local_irq_save(irq_flags); __raw_spin_lock(&trace_buf_lock); - len = vsnprintf(trace_buf, TRACE_BUF_SIZE, fmt, args); - - len = min(len, TRACE_BUF_SIZE-1); - trace_buf[len] = 0; + if (args == NULL) { + strncpy(trace_buf, fmt, TRACE_BUF_SIZE); + len = strlen(trace_buf); + } else + len = vsnprintf(trace_buf, TRACE_BUF_SIZE, fmt, args); size = sizeof(*entry) + len + 1; buffer = tr->buffer; @@ -1373,10 +1374,10 @@ int trace_array_vprintk(struct trace_array *tr, if (!event) goto out_unlock; entry = ring_buffer_event_data(event); - entry->ip = ip; + entry->ip = ip; memcpy(&entry->buf, trace_buf, len); - entry->buf[len] = 0; + entry->buf[len] = '\0'; if (!filter_check_discard(call, entry, buffer, event)) ring_buffer_unlock_commit(buffer, event); @@ -3319,22 +3320,11 @@ tracing_entries_write(struct file *filp, const char __user *ubuf, return cnt; } -static int mark_printk(const char *fmt, ...) -{ - int ret; - va_list args; - va_start(args, fmt); - ret = trace_vprintk(0, fmt, args); - va_end(args); - return ret; -} - static ssize_t tracing_mark_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *fpos) { char *buf; - char *end; if (tracing_disabled) return -EINVAL; @@ -3342,7 +3332,7 @@ tracing_mark_write(struct file *filp, const char __user *ubuf, if (cnt > TRACE_BUF_SIZE) cnt = TRACE_BUF_SIZE; - buf = kmalloc(cnt + 1, GFP_KERNEL); + buf = kmalloc(cnt + 2, GFP_KERNEL); if (buf == NULL) return -ENOMEM; @@ -3350,14 +3340,13 @@ tracing_mark_write(struct file *filp, const char __user *ubuf, kfree(buf); return -EFAULT; } + if (buf[cnt-1] != '\n') { + buf[cnt] = '\n'; + buf[cnt+1] = '\0'; + } else + buf[cnt] = '\0'; - /* Cut from the first nil or newline. */ - buf[cnt] = '\0'; - end = strchr(buf, '\n'); - if (end) - *end = '\0'; - - cnt = mark_printk("%s\n", buf); + cnt = trace_vprintk(0, buf, NULL); kfree(buf); *fpos += cnt; @@ -3730,7 +3719,7 @@ tracing_stats_read(struct file *filp, char __user *ubuf, s = kmalloc(sizeof(*s), GFP_KERNEL); if (!s) - return ENOMEM; + return -ENOMEM; trace_seq_init(s); diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 405cb85..acef8b4 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -483,10 +483,6 @@ static inline int ftrace_graph_addr(unsigned long addr) return 0; } #else -static inline int ftrace_trace_addr(unsigned long addr) -{ - return 1; -} static inline int ftrace_graph_addr(unsigned long addr) { return 1; @@ -500,12 +496,12 @@ print_graph_function(struct trace_iterator *iter) } #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ -extern struct pid *ftrace_pid_trace; +extern struct list_head ftrace_pids; #ifdef CONFIG_FUNCTION_TRACER static inline int ftrace_trace_task(struct task_struct *task) { - if (!ftrace_pid_trace) + if (list_empty(&ftrace_pids)) return 1; return test_tsk_trace_trace(task); @@ -699,22 +695,40 @@ struct event_subsystem { }; struct filter_pred; +struct regex; typedef int (*filter_pred_fn_t) (struct filter_pred *pred, void *event, int val1, int val2); +typedef int (*regex_match_func)(char *str, struct regex *r, int len); + +enum regex_type { + MATCH_FULL, + MATCH_FRONT_ONLY, + MATCH_MIDDLE_ONLY, + MATCH_END_ONLY, +}; + +struct regex { + char pattern[MAX_FILTER_STR_VAL]; + int len; + int field_len; + regex_match_func match; +}; + struct filter_pred { - filter_pred_fn_t fn; - u64 val; - char str_val[MAX_FILTER_STR_VAL]; - int str_len; - char *field_name; - int offset; - int not; - int op; - int pop_n; + filter_pred_fn_t fn; + u64 val; + struct regex regex; + char *field_name; + int offset; + int not; + int op; + int pop_n; }; +extern enum regex_type +filter_parse_regex(char *buff, int len, char **search, int *not); extern void print_event_filter(struct ftrace_event_call *call, struct trace_seq *s); extern int apply_event_filter(struct ftrace_event_call *call, diff --git a/kernel/trace/trace_clock.c b/kernel/trace/trace_clock.c index 20c5f92..878c03f 100644 --- a/kernel/trace/trace_clock.c +++ b/kernel/trace/trace_clock.c @@ -20,6 +20,8 @@ #include <linux/ktime.h> #include <linux/trace_clock.h> +#include "trace.h" + /* * trace_clock_local(): the simplest and least coherent tracing clock. * @@ -28,17 +30,17 @@ */ u64 notrace trace_clock_local(void) { - unsigned long flags; u64 clock; + int resched; /* * sched_clock() is an architecture implemented, fast, scalable, * lockless clock. It is not guaranteed to be coherent across * CPUs, nor across CPU idle events. */ - raw_local_irq_save(flags); + resched = ftrace_preempt_disable(); clock = sched_clock(); - raw_local_irq_restore(flags); + ftrace_preempt_enable(resched); return clock; } diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index d128f65..5e9ffc3 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -878,9 +878,9 @@ event_subsystem_dir(const char *name, struct dentry *d_events) "'%s/filter' entry\n", name); } - entry = trace_create_file("enable", 0644, system->entry, - (void *)system->name, - &ftrace_system_enable_fops); + trace_create_file("enable", 0644, system->entry, + (void *)system->name, + &ftrace_system_enable_fops); return system->entry; } @@ -892,7 +892,6 @@ event_create_dir(struct ftrace_event_call *call, struct dentry *d_events, const struct file_operations *filter, const struct file_operations *format) { - struct dentry *entry; int ret; /* @@ -910,12 +909,12 @@ event_create_dir(struct ftrace_event_call *call, struct dentry *d_events, } if (call->regfunc) - entry = trace_create_file("enable", 0644, call->dir, call, - enable); + trace_create_file("enable", 0644, call->dir, call, + enable); if (call->id && call->profile_enable) - entry = trace_create_file("id", 0444, call->dir, call, - id); + trace_create_file("id", 0444, call->dir, call, + id); if (call->define_fields) { ret = call->define_fields(call); @@ -924,16 +923,16 @@ event_create_dir(struct ftrace_event_call *call, struct dentry *d_events, " events/%s\n", call->name); return ret; } - entry = trace_create_file("filter", 0644, call->dir, call, - filter); + trace_create_file("filter", 0644, call->dir, call, + filter); } /* A trace may not want to export its format */ if (!call->show_format) return 0; - entry = trace_create_file("format", 0444, call->dir, call, - format); + trace_create_file("format", 0444, call->dir, call, + format); return 0; } diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c index 98a6cc5..9267201 100644 --- a/kernel/trace/trace_events_filter.c +++ b/kernel/trace/trace_events_filter.c @@ -18,8 +18,6 @@ * Copyright (C) 2009 Tom Zanussi <tzanussi@gmail.com> */ -#include <linux/debugfs.h> -#include <linux/uaccess.h> #include <linux/module.h> #include <linux/ctype.h> #include <linux/mutex.h> @@ -197,9 +195,9 @@ static int filter_pred_string(struct filter_pred *pred, void *event, char *addr = (char *)(event + pred->offset); int cmp, match; - cmp = strncmp(addr, pred->str_val, pred->str_len); + cmp = pred->regex.match(addr, &pred->regex, pred->regex.field_len); - match = (!cmp) ^ pred->not; + match = cmp ^ pred->not; return match; } @@ -211,9 +209,9 @@ static int filter_pred_pchar(struct filter_pred *pred, void *event, char **addr = (char **)(event + pred->offset); int cmp, match; - cmp = strncmp(*addr, pred->str_val, pred->str_len); + cmp = pred->regex.match(*addr, &pred->regex, pred->regex.field_len); - match = (!cmp) ^ pred->not; + match = cmp ^ pred->not; return match; } @@ -237,9 +235,9 @@ static int filter_pred_strloc(struct filter_pred *pred, void *event, char *addr = (char *)(event + str_loc); int cmp, match; - cmp = strncmp(addr, pred->str_val, str_len); + cmp = pred->regex.match(addr, &pred->regex, str_len); - match = (!cmp) ^ pred->not; + match = cmp ^ pred->not; return match; } @@ -250,6 +248,124 @@ static int filter_pred_none(struct filter_pred *pred, void *event, return 0; } +/* Basic regex callbacks */ +static int regex_match_full(char *str, struct regex *r, int len) +{ + if (strncmp(str, r->pattern, len) == 0) + return 1; + return 0; +} + +static int regex_match_front(char *str, struct regex *r, int len) +{ + if (strncmp(str, r->pattern, len) == 0) + return 1; + return 0; +} + +static int regex_match_middle(char *str, struct regex *r, int len) +{ + if (strstr(str, r->pattern)) + return 1; + return 0; +} + +static int regex_match_end(char *str, struct regex *r, int len) +{ + char *ptr = strstr(str, r->pattern); + + if (ptr && (ptr[r->len] == 0)) + return 1; + return 0; +} + +/** + * filter_parse_regex - parse a basic regex + * @buff: the raw regex + * @len: length of the regex + * @search: will point to the beginning of the string to compare + * @not: tell whether the match will have to be inverted + * + * This passes in a buffer containing a regex and this function will + * set search to point to the search part of the buffer and + * return the type of search it is (see enum above). + * This does modify buff. + * + * Returns enum type. + * search returns the pointer to use for comparison. + * not returns 1 if buff started with a '!' + * 0 otherwise. + */ +enum regex_type filter_parse_regex(char *buff, int len, char **search, int *not) +{ + int type = MATCH_FULL; + int i; + + if (buff[0] == '!') { + *not = 1; + buff++; + len--; + } else + *not = 0; + + *search = buff; + + for (i = 0; i < len; i++) { + if (buff[i] == '*') { + if (!i) { + *search = buff + 1; + type = MATCH_END_ONLY; + } else { + if (type == MATCH_END_ONLY) + type = MATCH_MIDDLE_ONLY; + else + type = MATCH_FRONT_ONLY; + buff[i] = 0; + break; + } + } + } + + return type; +} + +static int filter_build_regex(struct filter_pred *pred) +{ + struct regex *r = &pred->regex; + char *search, *dup; + enum regex_type type; + int not; + + type = filter_parse_regex(r->pattern, r->len, &search, ¬); + dup = kstrdup(search, GFP_KERNEL); + if (!dup) + return -ENOMEM; + + strcpy(r->pattern, dup); + kfree(dup); + + r->len = strlen(r->pattern); + + switch (type) { + case MATCH_FULL: + r->match = regex_match_full; + break; + case MATCH_FRONT_ONLY: + r->match = regex_match_front; + break; + case MATCH_MIDDLE_ONLY: + r->match = regex_match_middle; + break; + case MATCH_END_ONLY: + r->match = regex_match_end; + break; + } + + pred->not ^= not; + + return 0; +} + /* return 1 if event matches, 0 otherwise (discard) */ int filter_match_preds(struct ftrace_event_call *call, void *rec) { @@ -396,7 +512,7 @@ static void filter_clear_pred(struct filter_pred *pred) { kfree(pred->field_name); pred->field_name = NULL; - pred->str_len = 0; + pred->regex.len = 0; } static int filter_set_pred(struct filter_pred *dest, @@ -660,21 +776,24 @@ static int filter_add_pred(struct filter_parse_state *ps, } if (is_string_field(field)) { - pred->str_len = field->size; + ret = filter_build_regex(pred); + if (ret) + return ret; - if (field->filter_type == FILTER_STATIC_STRING) + if (field->filter_type == FILTER_STATIC_STRING) { fn = filter_pred_string; - else if (field->filter_type == FILTER_DYN_STRING) - fn = filter_pred_strloc; + pred->regex.field_len = field->size; + } else if (field->filter_type == FILTER_DYN_STRING) + fn = filter_pred_strloc; else { fn = filter_pred_pchar; - pred->str_len = strlen(pred->str_val); + pred->regex.field_len = strlen(pred->regex.pattern); } } else { if (field->is_signed) - ret = strict_strtoll(pred->str_val, 0, &val); + ret = strict_strtoll(pred->regex.pattern, 0, &val); else - ret = strict_strtoull(pred->str_val, 0, &val); + ret = strict_strtoull(pred->regex.pattern, 0, &val); if (ret) { parse_error(ps, FILT_ERR_ILLEGAL_INTVAL, 0); return -EINVAL; @@ -1045,8 +1164,8 @@ static struct filter_pred *create_pred(int op, char *operand1, char *operand2) return NULL; } - strcpy(pred->str_val, operand2); - pred->str_len = strlen(operand2); + strcpy(pred->regex.pattern, operand2); + pred->regex.len = strlen(pred->regex.pattern); pred->op = op; diff --git a/kernel/trace/trace_export.c b/kernel/trace/trace_export.c index 9753fcc..c74848d 100644 --- a/kernel/trace/trace_export.c +++ b/kernel/trace/trace_export.c @@ -48,11 +48,11 @@ struct ____ftrace_##name { \ tstruct \ }; \ -static void __used ____ftrace_check_##name(void) \ +static void __always_unused ____ftrace_check_##name(void) \ { \ struct ____ftrace_##name *__entry = NULL; \ \ - /* force cmpile-time check on F_printk() */ \ + /* force compile-time check on F_printk() */ \ printk(print); \ } diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c index 527e17e..ddee9c5 100644 --- a/kernel/trace/trace_syscalls.c +++ b/kernel/trace/trace_syscalls.c @@ -14,6 +14,69 @@ static int sys_refcount_exit; static DECLARE_BITMAP(enabled_enter_syscalls, NR_syscalls); static DECLARE_BITMAP(enabled_exit_syscalls, NR_syscalls); +extern unsigned long __start_syscalls_metadata[]; +extern unsigned long __stop_syscalls_metadata[]; + +static struct syscall_metadata **syscalls_metadata; + +static struct syscall_metadata *find_syscall_meta(unsigned long syscall) +{ + struct syscall_metadata *start; + struct syscall_metadata *stop; + char str[KSYM_SYMBOL_LEN]; + + + start = (struct syscall_metadata *)__start_syscalls_metadata; + stop = (struct syscall_metadata *)__stop_syscalls_metadata; + kallsyms_lookup(syscall, NULL, NULL, NULL, str); + + for ( ; start < stop; start++) { + /* + * Only compare after the "sys" prefix. Archs that use + * syscall wrappers may have syscalls symbols aliases prefixed + * with "SyS" instead of "sys", leading to an unwanted + * mismatch. + */ + if (start->name && !strcmp(start->name + 3, str + 3)) + return start; + } + return NULL; +} + +static struct syscall_metadata *syscall_nr_to_meta(int nr) +{ + if (!syscalls_metadata || nr >= NR_syscalls || nr < 0) + return NULL; + + return syscalls_metadata[nr]; +} + +int syscall_name_to_nr(char *name) +{ + int i; + + if (!syscalls_metadata) + return -1; + + for (i = 0; i < NR_syscalls; i++) { + if (syscalls_metadata[i]) { + if (!strcmp(syscalls_metadata[i]->name, name)) + return i; + } + } + return -1; +} + +void set_syscall_enter_id(int num, int id) +{ + syscalls_metadata[num]->enter_id = id; +} + +void set_syscall_exit_id(int num, int id) +{ + syscalls_metadata[num]->exit_id = id; +} + enum print_line_t print_syscall_enter(struct trace_iterator *iter, int flags) { @@ -375,6 +438,29 @@ struct trace_event event_syscall_exit = { .trace = print_syscall_exit, }; +int __init init_ftrace_syscalls(void) +{ + struct syscall_metadata *meta; + unsigned long addr; + int i; + + syscalls_metadata = kzalloc(sizeof(*syscalls_metadata) * + NR_syscalls, GFP_KERNEL); + if (!syscalls_metadata) { + WARN_ON(1); + return -ENOMEM; + } + + for (i = 0; i < NR_syscalls; i++) { + addr = arch_syscall_addr(i); + meta = find_syscall_meta(addr); + syscalls_metadata[i] = meta; + } + + return 0; +} +core_initcall(init_ftrace_syscalls); + #ifdef CONFIG_EVENT_PROFILE static DECLARE_BITMAP(enabled_prof_enter_syscalls, NR_syscalls); diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 234ceb1..a79c4d0 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -750,7 +750,7 @@ config RCU_TORTURE_TEST_RUNNABLE config RCU_CPU_STALL_DETECTOR bool "Check for stalled CPUs delaying RCU grace periods" depends on TREE_RCU || TREE_PREEMPT_RCU - default n + default y help This option causes RCU to printk information on which CPUs are delaying the current grace period, but only when diff --git a/lib/kernel_lock.c b/lib/kernel_lock.c index 39f1029..4ebfa5a 100644 --- a/lib/kernel_lock.c +++ b/lib/kernel_lock.c @@ -5,10 +5,13 @@ * relegated to obsolescence, but used by various less * important (or lazy) subsystems. */ -#include <linux/smp_lock.h> #include <linux/module.h> #include <linux/kallsyms.h> #include <linux/semaphore.h> +#include <linux/smp_lock.h> + +#define CREATE_TRACE_POINTS +#include <trace/events/bkl.h> /* * The 'big kernel lock' @@ -113,21 +116,26 @@ static inline void __unlock_kernel(void) * This cannot happen asynchronously, so we only need to * worry about other CPU's. */ -void __lockfunc lock_kernel(void) +void __lockfunc _lock_kernel(const char *func, const char *file, int line) { - int depth = current->lock_depth+1; + int depth = current->lock_depth + 1; + + trace_lock_kernel(func, file, line); + if (likely(!depth)) __lock_kernel(); current->lock_depth = depth; } -void __lockfunc unlock_kernel(void) +void __lockfunc _unlock_kernel(const char *func, const char *file, int line) { BUG_ON(current->lock_depth < 0); if (likely(--current->lock_depth < 0)) __unlock_kernel(); + + trace_unlock_kernel(func, file, line); } -EXPORT_SYMBOL(lock_kernel); -EXPORT_SYMBOL(unlock_kernel); +EXPORT_SYMBOL(_lock_kernel); +EXPORT_SYMBOL(_unlock_kernel); diff --git a/lib/ratelimit.c b/lib/ratelimit.c index 26187ed..09f5ce1 100644 --- a/lib/ratelimit.c +++ b/lib/ratelimit.c @@ -7,15 +7,12 @@ * parameter. Now every user can use their own standalone ratelimit_state. * * This file is released under the GPLv2. - * */ -#include <linux/kernel.h> +#include <linux/ratelimit.h> #include <linux/jiffies.h> #include <linux/module.h> -static DEFINE_SPINLOCK(ratelimit_lock); - /* * __ratelimit - rate limiting * @rs: ratelimit_state data @@ -23,35 +20,43 @@ static DEFINE_SPINLOCK(ratelimit_lock); * This enforces a rate limit: not more than @rs->ratelimit_burst callbacks * in every @rs->ratelimit_jiffies */ -int __ratelimit(struct ratelimit_state *rs) +int ___ratelimit(struct ratelimit_state *rs, const char *func) { unsigned long flags; + int ret; if (!rs->interval) return 1; - spin_lock_irqsave(&ratelimit_lock, flags); + /* + * If we contend on this state's lock then almost + * by definition we are too busy to print a message, + * in addition to the one that will be printed by + * the entity that is holding the lock already: + */ + if (!spin_trylock_irqsave(&rs->lock, flags)) + return 1; + if (!rs->begin) rs->begin = jiffies; if (time_is_before_jiffies(rs->begin + rs->interval)) { if (rs->missed) printk(KERN_WARNING "%s: %d callbacks suppressed\n", - __func__, rs->missed); - rs->begin = 0; + func, rs->missed); + rs->begin = 0; rs->printed = 0; - rs->missed = 0; + rs->missed = 0; } - if (rs->burst && rs->burst > rs->printed) - goto print; - - rs->missed++; - spin_unlock_irqrestore(&ratelimit_lock, flags); - return 0; + if (rs->burst && rs->burst > rs->printed) { + rs->printed++; + ret = 1; + } else { + rs->missed++; + ret = 0; + } + spin_unlock_irqrestore(&rs->lock, flags); -print: - rs->printed++; - spin_unlock_irqrestore(&ratelimit_lock, flags); - return 1; + return ret; } -EXPORT_SYMBOL(__ratelimit); +EXPORT_SYMBOL(___ratelimit); diff --git a/lib/swiotlb.c b/lib/swiotlb.c index ac25cd2..795472d 100644 --- a/lib/swiotlb.c +++ b/lib/swiotlb.c @@ -97,6 +97,8 @@ static phys_addr_t *io_tlb_orig_addr; */ static DEFINE_SPINLOCK(io_tlb_lock); +static int late_alloc; + static int __init setup_io_tlb_npages(char *str) { @@ -109,6 +111,7 @@ setup_io_tlb_npages(char *str) ++str; if (!strcmp(str, "force")) swiotlb_force = 1; + return 1; } __setup("swiotlb=", setup_io_tlb_npages); @@ -121,8 +124,9 @@ static dma_addr_t swiotlb_virt_to_bus(struct device *hwdev, return phys_to_dma(hwdev, virt_to_phys(address)); } -static void swiotlb_print_info(unsigned long bytes) +void swiotlb_print_info(void) { + unsigned long bytes = io_tlb_nslabs << IO_TLB_SHIFT; phys_addr_t pstart, pend; pstart = virt_to_phys(io_tlb_start); @@ -140,7 +144,7 @@ static void swiotlb_print_info(unsigned long bytes) * structures for the software IO TLB used to implement the DMA API. */ void __init -swiotlb_init_with_default_size(size_t default_size) +swiotlb_init_with_default_size(size_t default_size, int verbose) { unsigned long i, bytes; @@ -176,14 +180,14 @@ swiotlb_init_with_default_size(size_t default_size) io_tlb_overflow_buffer = alloc_bootmem_low(io_tlb_overflow); if (!io_tlb_overflow_buffer) panic("Cannot allocate SWIOTLB overflow buffer!\n"); - - swiotlb_print_info(bytes); + if (verbose) + swiotlb_print_info(); } void __init -swiotlb_init(void) +swiotlb_init(int verbose) { - swiotlb_init_with_default_size(64 * (1<<20)); /* default to 64MB */ + swiotlb_init_with_default_size(64 * (1<<20), verbose); /* default to 64MB */ } /* @@ -260,7 +264,9 @@ swiotlb_late_init_with_default_size(size_t default_size) if (!io_tlb_overflow_buffer) goto cleanup4; - swiotlb_print_info(bytes); + swiotlb_print_info(); + + late_alloc = 1; return 0; @@ -281,6 +287,32 @@ cleanup1: return -ENOMEM; } +void __init swiotlb_free(void) +{ + if (!io_tlb_overflow_buffer) + return; + + if (late_alloc) { + free_pages((unsigned long)io_tlb_overflow_buffer, + get_order(io_tlb_overflow)); + free_pages((unsigned long)io_tlb_orig_addr, + get_order(io_tlb_nslabs * sizeof(phys_addr_t))); + free_pages((unsigned long)io_tlb_list, get_order(io_tlb_nslabs * + sizeof(int))); + free_pages((unsigned long)io_tlb_start, + get_order(io_tlb_nslabs << IO_TLB_SHIFT)); + } else { + free_bootmem_late(__pa(io_tlb_overflow_buffer), + io_tlb_overflow); + free_bootmem_late(__pa(io_tlb_orig_addr), + io_tlb_nslabs * sizeof(phys_addr_t)); + free_bootmem_late(__pa(io_tlb_list), + io_tlb_nslabs * sizeof(int)); + free_bootmem_late(__pa(io_tlb_start), + io_tlb_nslabs << IO_TLB_SHIFT); + } +} + static int is_swiotlb_buffer(phys_addr_t paddr) { return paddr >= virt_to_phys(io_tlb_start) && diff --git a/mm/bootmem.c b/mm/bootmem.c index 555d5d2..d1dc23c 100644 --- a/mm/bootmem.c +++ b/mm/bootmem.c @@ -143,6 +143,30 @@ unsigned long __init init_bootmem(unsigned long start, unsigned long pages) return init_bootmem_core(NODE_DATA(0)->bdata, start, 0, pages); } +/* + * free_bootmem_late - free bootmem pages directly to page allocator + * @addr: starting address of the range + * @size: size of the range in bytes + * + * This is only useful when the bootmem allocator has already been torn + * down, but we are still initializing the system. Pages are given directly + * to the page allocator, no bootmem metadata is updated because it is gone. + */ +void __init free_bootmem_late(unsigned long addr, unsigned long size) +{ + unsigned long cursor, end; + + kmemleak_free_part(__va(addr), size); + + cursor = PFN_UP(addr); + end = PFN_DOWN(addr + size); + + for (; cursor < end; cursor++) { + __free_pages_bootmem(pfn_to_page(cursor), 0); + totalram_pages++; + } +} + static unsigned long __init free_all_bootmem_core(bootmem_data_t *bdata) { int aligned; @@ -20,7 +20,6 @@ #include <linux/fs.h> #include <linux/personality.h> #include <linux/security.h> -#include <linux/ima.h> #include <linux/hugetlb.h> #include <linux/profile.h> #include <linux/module.h> @@ -1061,9 +1060,6 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, error = security_file_mmap(file, reqprot, prot, flags, addr, 0); if (error) return error; - error = ima_file_mmap(file, prot); - if (error) - return error; return mmap_region(file, addr, len, flags, vm_flags, pgoff); } diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c index fcfc545..8938fa7 100644 --- a/net/core/sysctl_net_core.c +++ b/net/core/sysctl_net_core.c @@ -10,7 +10,9 @@ #include <linux/module.h> #include <linux/socket.h> #include <linux/netdevice.h> +#include <linux/ratelimit.h> #include <linux/init.h> + #include <net/ip.h> #include <net/sock.h> diff --git a/net/core/utils.c b/net/core/utils.c index 83221ae..8382502 100644 --- a/net/core/utils.c +++ b/net/core/utils.c @@ -24,6 +24,8 @@ #include <linux/types.h> #include <linux/percpu.h> #include <linux/init.h> +#include <linux/ratelimit.h> + #include <net/sock.h> #include <asm/byteorder.h> diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl index 090d300..f0d1445 100755 --- a/scripts/recordmcount.pl +++ b/scripts/recordmcount.pl @@ -6,77 +6,93 @@ # all the offsets to the calls to mcount. # # -# What we want to end up with is a section in vmlinux called -# __mcount_loc that contains a list of pointers to all the -# call sites in the kernel that call mcount. Later on boot up, the kernel -# will read this list, save the locations and turn them into nops. -# When tracing or profiling is later enabled, these locations will then -# be converted back to pointers to some function. +# What we want to end up with this is that each object file will have a +# section called __mcount_loc that will hold the list of pointers to mcount +# callers. After final linking, the vmlinux will have within .init.data the +# list of all callers to mcount between __start_mcount_loc and __stop_mcount_loc. +# Later on boot up, the kernel will read this list, save the locations and turn +# them into nops. When tracing or profiling is later enabled, these locations +# will then be converted back to pointers to some function. # # This is no easy feat. This script is called just after the original # object is compiled and before it is linked. # -# The references to the call sites are offsets from the section of text -# that the call site is in. Hence, all functions in a section that -# has a call site to mcount, will have the offset from the beginning of -# the section and not the beginning of the function. +# When parse this object file using 'objdump', the references to the call +# sites are offsets from the section that the call site is in. Hence, all +# functions in a section that has a call site to mcount, will have the +# offset from the beginning of the section and not the beginning of the +# function. +# +# But where this section will reside finally in vmlinx is undetermined at +# this point. So we can't use this kind of offsets to record the final +# address of this call site. +# +# The trick is to change the call offset referring the start of a section to +# referring a function symbol in this section. During the link step, 'ld' will +# compute the final address according to the information we record. # -# The trick is to find a way to record the beginning of the section. -# The way we do this is to look at the first function in the section -# which will also be the location of that section after final link. # e.g. # # .section ".sched.text", "ax" -# .globl my_func -# my_func: # [...] -# call mcount (offset: 0x5) +# func1: +# [...] +# call mcount (offset: 0x10) # [...] # ret -# other_func: +# .globl fun2 +# func2: (offset: 0x20) # [...] -# call mcount (offset: 0x1b) +# [...] +# ret +# func3: +# [...] +# call mcount (offset: 0x30) # [...] # # Both relocation offsets for the mcounts in the above example will be -# offset from .sched.text. If we make another file called tmp.s with: +# offset from .sched.text. If we choose global symbol func2 as a reference and +# make another file called tmp.s with the new offsets: # # .section __mcount_loc -# .quad my_func + 0x5 -# .quad my_func + 0x1b +# .quad func2 - 0x10 +# .quad func2 + 0x10 # -# We can then compile this tmp.s into tmp.o, and link it to the original +# We can then compile this tmp.s into tmp.o, and link it back to the original # object. # -# But this gets hard if my_func is not globl (a static function). -# In such a case we have: +# In our algorithm, we will choose the first global function we meet in this +# section as the reference. But this gets hard if there is no global functions +# in this section. In such a case we have to select a local one. E.g. func1: # # .section ".sched.text", "ax" -# my_func: +# func1: # [...] -# call mcount (offset: 0x5) +# call mcount (offset: 0x10) # [...] # ret -# other_func: +# func2: # [...] -# call mcount (offset: 0x1b) +# call mcount (offset: 0x20) # [...] +# .section "other.section" # # If we make the tmp.s the same as above, when we link together with -# the original object, we will end up with two symbols for my_func: +# the original object, we will end up with two symbols for func1: # one local, one global. After final compile, we will end up with -# an undefined reference to my_func. +# an undefined reference to func1 or a wrong reference to another global +# func1 in other files. # # Since local objects can reference local variables, we need to find # a way to make tmp.o reference the local objects of the original object -# file after it is linked together. To do this, we convert the my_func +# file after it is linked together. To do this, we convert func1 # into a global symbol before linking tmp.o. Then after we link tmp.o -# we will only have a single symbol for my_func that is global. -# We can convert my_func back into a local symbol and we are done. +# we will only have a single symbol for func1 that is global. +# We can convert func1 back into a local symbol and we are done. # # Here are the steps we take: # -# 1) Record all the local symbols by using 'nm' +# 1) Record all the local and weak symbols by using 'nm' # 2) Use objdump to find all the call site offsets and sections for # mcount. # 3) Compile the list into its own object. @@ -86,10 +102,8 @@ # 6) Link together this new object with the list object. # 7) Convert the local functions back to local symbols and rename # the result as the original object. -# End. # 8) Link the object with the list object. # 9) Move the result back to the original object. -# End. # use strict; @@ -99,7 +113,7 @@ $P =~ s@.*/@@g; my $V = '0.1'; -if ($#ARGV < 7) { +if ($#ARGV != 10) { print "usage: $P arch bits objdump objcopy cc ld nm rm mv is_module inputfile\n"; print "version: $V\n"; exit(1); @@ -109,7 +123,7 @@ my ($arch, $bits, $objdump, $objcopy, $cc, $ld, $nm, $rm, $mv, $is_module, $inputfile) = @ARGV; # This file refers to mcount and shouldn't be ftraced, so lets' ignore it -if ($inputfile eq "kernel/trace/ftrace.o") { +if ($inputfile =~ m,kernel/trace/ftrace\.o$,) { exit(0); } @@ -119,6 +133,7 @@ my %text_sections = ( ".sched.text" => 1, ".spinlock.text" => 1, ".irqentry.text" => 1, + ".text.unlikely" => 1, ); $objdump = "objdump" if ((length $objdump) == 0); @@ -137,13 +152,47 @@ my %weak; # List of weak functions my %convert; # List of local functions used that needs conversion my $type; -my $nm_regex; # Find the local functions (return function) +my $local_regex; # Match a local function (return function) +my $weak_regex; # Match a weak function (return function) my $section_regex; # Find the start of a section my $function_regex; # Find the name of a function # (return offset and func name) my $mcount_regex; # Find the call site to mcount (return offset) my $alignment; # The .align value to use for $mcount_section my $section_type; # Section header plus possible alignment command +my $can_use_local = 0; # If we can use local function references + +# Shut up recordmcount if user has older objcopy +my $quiet_recordmcount = ".tmp_quiet_recordmcount"; +my $print_warning = 1; +$print_warning = 0 if ( -f $quiet_recordmcount); + +## +# check_objcopy - whether objcopy supports --globalize-symbols +# +# --globalize-symbols came out in 2.17, we must test the version +# of objcopy, and if it is less than 2.17, then we can not +# record local functions. +sub check_objcopy +{ + open (IN, "$objcopy --version |") or die "error running $objcopy"; + while (<IN>) { + if (/objcopy.*\s(\d+)\.(\d+)/) { + $can_use_local = 1 if ($1 > 2 || ($1 == 2 && $2 >= 17)); + last; + } + } + close (IN); + + if (!$can_use_local && $print_warning) { + print STDERR "WARNING: could not find objcopy version or version " . + "is less than 2.17.\n" . + "\tLocal function references are disabled.\n"; + open (QUIET, ">$quiet_recordmcount"); + printf QUIET "Disables the warning from recordmcount.pl\n"; + close QUIET; + } +} if ($arch eq "x86") { if ($bits == 64) { @@ -157,7 +206,8 @@ if ($arch eq "x86") { # We base the defaults off of i386, the other archs may # feel free to change them in the below if statements. # -$nm_regex = "^[0-9a-fA-F]+\\s+t\\s+(\\S+)"; +$local_regex = "^[0-9a-fA-F]+\\s+t\\s+(\\S+)"; +$weak_regex = "^[0-9a-fA-F]+\\s+([wW])\\s+(\\S+)"; $section_regex = "Disassembly of section\\s+(\\S+):"; $function_regex = "^([0-9a-fA-F]+)\\s+<(.*?)>:"; $mcount_regex = "^\\s*([0-9a-fA-F]+):.*\\smcount\$"; @@ -206,7 +256,7 @@ if ($arch eq "x86_64") { $cc .= " -m32"; } elsif ($arch eq "powerpc") { - $nm_regex = "^[0-9a-fA-F]+\\s+t\\s+(\\.?\\S+)"; + $local_regex = "^[0-9a-fA-F]+\\s+t\\s+(\\.?\\S+)"; $function_regex = "^([0-9a-fA-F]+)\\s+<(\\.?.*?)>:"; $mcount_regex = "^\\s*([0-9a-fA-F]+):.*\\s\\.?_mcount\$"; @@ -278,44 +328,17 @@ if ($filename =~ m,^(.*)(\.\S),) { my $mcount_s = $dirname . "/.tmp_mc_" . $prefix . ".s"; my $mcount_o = $dirname . "/.tmp_mc_" . $prefix . ".o"; -# -# --globalize-symbols came out in 2.17, we must test the version -# of objcopy, and if it is less than 2.17, then we can not -# record local functions. -my $use_locals = 01; -my $local_warn_once = 0; -my $found_version = 0; - -open (IN, "$objcopy --version |") || die "error running $objcopy"; -while (<IN>) { - if (/objcopy.*\s(\d+)\.(\d+)/) { - my $major = $1; - my $minor = $2; - - $found_version = 1; - if ($major < 2 || - ($major == 2 && $minor < 17)) { - $use_locals = 0; - } - last; - } -} -close (IN); - -if (!$found_version) { - print STDERR "WARNING: could not find objcopy version.\n" . - "\tDisabling local function references.\n"; -} +check_objcopy(); # # Step 1: find all the local (static functions) and weak symbols. -# 't' is local, 'w/W' is weak (we never use a weak function) +# 't' is local, 'w/W' is weak # open (IN, "$nm $inputfile|") || die "error running $nm"; while (<IN>) { - if (/$nm_regex/) { + if (/$local_regex/) { $locals{$1} = 1; - } elsif (/^[0-9a-fA-F]+\s+([wW])\s+(\S+)/) { + } elsif (/$weak_regex/) { $weak{$2} = $1; } } @@ -333,26 +356,20 @@ my $offset = 0; # offset of ref_func to section beginning # sub update_funcs { - return if ($#offsets < 0); - - defined($ref_func) || die "No function to reference"; + return unless ($ref_func and @offsets); - # A section only had a weak function, to represent it. - # Unfortunately, a weak function may be overwritten by another - # function of the same name, making all these offsets incorrect. - # To be safe, we simply print a warning and bail. + # Sanity check on weak function. A weak function may be overwritten by + # another function of the same name, making all these offsets incorrect. if (defined $weak{$ref_func}) { - print STDERR - "$inputfile: WARNING: referencing weak function" . + die "$inputfile: ERROR: referencing weak function" . " $ref_func for mcount\n"; - return; } # is this function static? If so, note this fact. if (defined $locals{$ref_func}) { # only use locals if objcopy supports globalize-symbols - if (!$use_locals) { + if (!$can_use_local) { return; } $convert{$ref_func} = 1; @@ -378,9 +395,27 @@ open(IN, "$objdump -hdr $inputfile|") || die "error running $objdump"; my $text; + +# read headers first my $read_headers = 1; while (<IN>) { + + if ($read_headers && /$mcount_section/) { + # + # Somehow the make process can execute this script on an + # object twice. If it does, we would duplicate the mcount + # section and it will cause the function tracer self test + # to fail. Check if the mcount section exists, and if it does, + # warn and exit. + # + print STDERR "ERROR: $mcount_section already in $inputfile\n" . + "\tThis may be an indication that your build is corrupted.\n" . + "\tDelete $inputfile and try again. If the same object file\n" . + "\tstill causes an issue, then disable CONFIG_DYNAMIC_FTRACE.\n"; + exit(-1); + } + # is it a section? if (/$section_regex/) { $read_headers = 0; @@ -392,7 +427,7 @@ while (<IN>) { $read_function = 0; } # print out any recorded offsets - update_funcs() if (defined($ref_func)); + update_funcs(); # reset all markers and arrays $text_found = 0; @@ -421,21 +456,7 @@ while (<IN>) { $offset = hex $1; } } - } elsif ($read_headers && /$mcount_section/) { - # - # Somehow the make process can execute this script on an - # object twice. If it does, we would duplicate the mcount - # section and it will cause the function tracer self test - # to fail. Check if the mcount section exists, and if it does, - # warn and exit. - # - print STDERR "ERROR: $mcount_section already in $inputfile\n" . - "\tThis may be an indication that your build is corrupted.\n" . - "\tDelete $inputfile and try again. If the same object file\n" . - "\tstill causes an issue, then disable CONFIG_DYNAMIC_FTRACE.\n"; - exit(-1); } - # is this a call site to mcount? If so, record it to print later if ($text_found && /$mcount_regex/) { $offsets[$#offsets + 1] = hex $1; @@ -443,7 +464,7 @@ while (<IN>) { } # dump out anymore offsets that may have been found -update_funcs() if (defined($ref_func)); +update_funcs(); # If we did not find any mcount callers, we are done (do nothing). if (!$opened) { diff --git a/scripts/selinux/Makefile b/scripts/selinux/Makefile index ca4b1ec..e8049da 100644 --- a/scripts/selinux/Makefile +++ b/scripts/selinux/Makefile @@ -1,2 +1,2 @@ -subdir-y := mdp -subdir- += mdp +subdir-y := mdp genheaders +subdir- += mdp genheaders diff --git a/scripts/selinux/genheaders/.gitignore b/scripts/selinux/genheaders/.gitignore new file mode 100644 index 0000000..4c0b646 --- /dev/null +++ b/scripts/selinux/genheaders/.gitignore @@ -0,0 +1 @@ +genheaders diff --git a/scripts/selinux/genheaders/Makefile b/scripts/selinux/genheaders/Makefile new file mode 100644 index 0000000..417b165 --- /dev/null +++ b/scripts/selinux/genheaders/Makefile @@ -0,0 +1,5 @@ +hostprogs-y := genheaders +HOST_EXTRACFLAGS += -Isecurity/selinux/include + +always := $(hostprogs-y) +clean-files := $(hostprogs-y) diff --git a/scripts/selinux/genheaders/genheaders.c b/scripts/selinux/genheaders/genheaders.c new file mode 100644 index 0000000..2462696 --- /dev/null +++ b/scripts/selinux/genheaders/genheaders.c @@ -0,0 +1,118 @@ +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <string.h> +#include <errno.h> +#include <ctype.h> + +struct security_class_mapping { + const char *name; + const char *perms[sizeof(unsigned) * 8 + 1]; +}; + +#include "classmap.h" +#include "initial_sid_to_string.h" + +#define max(x, y) (((int)(x) > (int)(y)) ? x : y) + +const char *progname; + +static void usage(void) +{ + printf("usage: %s flask.h av_permissions.h\n", progname); + exit(1); +} + +static char *stoupperx(const char *s) +{ + char *s2 = strdup(s); + char *p; + + if (!s2) { + fprintf(stderr, "%s: out of memory\n", progname); + exit(3); + } + + for (p = s2; *p; p++) + *p = toupper(*p); + return s2; +} + +int main(int argc, char *argv[]) +{ + int i, j, k; + int isids_len; + FILE *fout; + + progname = argv[0]; + + if (argc < 3) + usage(); + + fout = fopen(argv[1], "w"); + if (!fout) { + fprintf(stderr, "Could not open %s for writing: %s\n", + argv[1], strerror(errno)); + exit(2); + } + + for (i = 0; secclass_map[i].name; i++) { + struct security_class_mapping *map = &secclass_map[i]; + map->name = stoupperx(map->name); + for (j = 0; map->perms[j]; j++) + map->perms[j] = stoupperx(map->perms[j]); + } + + isids_len = sizeof(initial_sid_to_string) / sizeof (char *); + for (i = 1; i < isids_len; i++) + initial_sid_to_string[i] = stoupperx(initial_sid_to_string[i]); + + fprintf(fout, "/* This file is automatically generated. Do not edit. */\n"); + fprintf(fout, "#ifndef _SELINUX_FLASK_H_\n#define _SELINUX_FLASK_H_\n\n"); + + for (i = 0; secclass_map[i].name; i++) { + struct security_class_mapping *map = &secclass_map[i]; + fprintf(fout, "#define SECCLASS_%s", map->name); + for (j = 0; j < max(1, 40 - strlen(map->name)); j++) + fprintf(fout, " "); + fprintf(fout, "%2d\n", i+1); + } + + fprintf(fout, "\n"); + + for (i = 1; i < isids_len; i++) { + char *s = initial_sid_to_string[i]; + fprintf(fout, "#define SECINITSID_%s", s); + for (j = 0; j < max(1, 40 - strlen(s)); j++) + fprintf(fout, " "); + fprintf(fout, "%2d\n", i); + } + fprintf(fout, "\n#define SECINITSID_NUM %d\n", i-1); + fprintf(fout, "\n#endif\n"); + fclose(fout); + + fout = fopen(argv[2], "w"); + if (!fout) { + fprintf(stderr, "Could not open %s for writing: %s\n", + argv[2], strerror(errno)); + exit(4); + } + + fprintf(fout, "/* This file is automatically generated. Do not edit. */\n"); + fprintf(fout, "#ifndef _SELINUX_AV_PERMISSIONS_H_\n#define _SELINUX_AV_PERMISSIONS_H_\n\n"); + + for (i = 0; secclass_map[i].name; i++) { + struct security_class_mapping *map = &secclass_map[i]; + for (j = 0; map->perms[j]; j++) { + fprintf(fout, "#define %s__%s", map->name, + map->perms[j]); + for (k = 0; k < max(1, 40 - strlen(map->name) - strlen(map->perms[j])); k++) + fprintf(fout, " "); + fprintf(fout, "0x%08xUL\n", (1<<j)); + } + } + + fprintf(fout, "\n#endif\n"); + fclose(fout); + exit(0); +} diff --git a/scripts/selinux/mdp/mdp.c b/scripts/selinux/mdp/mdp.c index b4ced85..62b34ce 100644 --- a/scripts/selinux/mdp/mdp.c +++ b/scripts/selinux/mdp/mdp.c @@ -29,86 +29,27 @@ #include <unistd.h> #include <string.h> -#include "flask.h" - static void usage(char *name) { printf("usage: %s [-m] policy_file context_file\n", name); exit(1); } -static void find_common_name(char *cname, char *dest, int len) -{ - char *start, *end; - - start = strchr(cname, '_')+1; - end = strchr(start, '_'); - if (!start || !end || start-cname > len || end-start > len) { - printf("Error with commons defines\n"); - exit(1); - } - strncpy(dest, start, end-start); - dest[end-start] = '\0'; -} - -#define S_(x) x, -static char *classlist[] = { -#include "class_to_string.h" - NULL +/* Class/perm mapping support */ +struct security_class_mapping { + const char *name; + const char *perms[sizeof(unsigned) * 8 + 1]; }; -#undef S_ +#include "classmap.h" #include "initial_sid_to_string.h" -#define TB_(x) char *x[] = { -#define TE_(x) NULL }; -#define S_(x) x, -#include "common_perm_to_string.h" -#undef TB_ -#undef TE_ -#undef S_ - -struct common { - char *cname; - char **perms; -}; -struct common common[] = { -#define TB_(x) { #x, x }, -#define S_(x) -#define TE_(x) -#include "common_perm_to_string.h" -#undef TB_ -#undef TE_ -#undef S_ -}; - -#define S_(x, y, z) {x, #y}, -struct av_inherit { - int class; - char *common; -}; -struct av_inherit av_inherit[] = { -#include "av_inherit.h" -}; -#undef S_ - -#include "av_permissions.h" -#define S_(x, y, z) {x, y, z}, -struct av_perms { - int class; - int perm_i; - char *perm_s; -}; -struct av_perms av_perms[] = { -#include "av_perm_to_string.h" -}; -#undef S_ - int main(int argc, char *argv[]) { int i, j, mls = 0; + int initial_sid_to_string_len; char **arg, *polout, *ctxout; - int classlist_len, initial_sid_to_string_len; + FILE *fout; if (argc < 3) @@ -127,64 +68,25 @@ int main(int argc, char *argv[]) usage(argv[0]); } - classlist_len = sizeof(classlist) / sizeof(char *); /* print out the classes */ - for (i=1; i < classlist_len; i++) { - if(classlist[i]) - fprintf(fout, "class %s\n", classlist[i]); - else - fprintf(fout, "class user%d\n", i); - } + for (i = 0; secclass_map[i].name; i++) + fprintf(fout, "class %s\n", secclass_map[i].name); fprintf(fout, "\n"); initial_sid_to_string_len = sizeof(initial_sid_to_string) / sizeof (char *); /* print out the sids */ - for (i=1; i < initial_sid_to_string_len; i++) + for (i = 1; i < initial_sid_to_string_len; i++) fprintf(fout, "sid %s\n", initial_sid_to_string[i]); fprintf(fout, "\n"); - /* print out the commons */ - for (i=0; i< sizeof(common)/sizeof(struct common); i++) { - char cname[101]; - find_common_name(common[i].cname, cname, 100); - cname[100] = '\0'; - fprintf(fout, "common %s\n{\n", cname); - for (j=0; common[i].perms[j]; j++) - fprintf(fout, "\t%s\n", common[i].perms[j]); - fprintf(fout, "}\n\n"); - } - fprintf(fout, "\n"); - /* print out the class permissions */ - for (i=1; i < classlist_len; i++) { - if (classlist[i]) { - int firstperm = -1, numperms = 0; - - fprintf(fout, "class %s\n", classlist[i]); - /* does it inherit from a common? */ - for (j=0; j < sizeof(av_inherit)/sizeof(struct av_inherit); j++) - if (av_inherit[j].class == i) - fprintf(fout, "inherits %s\n", av_inherit[j].common); - - for (j=0; j < sizeof(av_perms)/sizeof(struct av_perms); j++) { - if (av_perms[j].class == i) { - if (firstperm == -1) - firstperm = j; - numperms++; - } - } - if (!numperms) { - fprintf(fout, "\n"); - continue; - } - - fprintf(fout, "{\n"); - /* print out the av_perms */ - for (j=0; j < numperms; j++) { - fprintf(fout, "\t%s\n", av_perms[firstperm+j].perm_s); - } - fprintf(fout, "}\n\n"); - } + for (i = 0; secclass_map[i].name; i++) { + struct security_class_mapping *map = &secclass_map[i]; + fprintf(fout, "class %s\n", map->name); + fprintf(fout, "{\n"); + for (j = 0; map->perms[j]; j++) + fprintf(fout, "\t%s\n", map->perms[j]); + fprintf(fout, "}\n\n"); } fprintf(fout, "\n"); @@ -197,31 +99,34 @@ int main(int argc, char *argv[]) /* types, roles, and allows */ fprintf(fout, "type base_t;\n"); fprintf(fout, "role base_r types { base_t };\n"); - for (i=1; i < classlist_len; i++) { - if (classlist[i]) - fprintf(fout, "allow base_t base_t:%s *;\n", classlist[i]); - else - fprintf(fout, "allow base_t base_t:user%d *;\n", i); - } + for (i = 0; secclass_map[i].name; i++) + fprintf(fout, "allow base_t base_t:%s *;\n", + secclass_map[i].name); fprintf(fout, "user user_u roles { base_r };\n"); fprintf(fout, "\n"); /* default sids */ - for (i=1; i < initial_sid_to_string_len; i++) + for (i = 1; i < initial_sid_to_string_len; i++) fprintf(fout, "sid %s user_u:base_r:base_t\n", initial_sid_to_string[i]); fprintf(fout, "\n"); - fprintf(fout, "fs_use_xattr ext2 user_u:base_r:base_t;\n"); fprintf(fout, "fs_use_xattr ext3 user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_xattr ext4 user_u:base_r:base_t;\n"); fprintf(fout, "fs_use_xattr jfs user_u:base_r:base_t;\n"); fprintf(fout, "fs_use_xattr xfs user_u:base_r:base_t;\n"); fprintf(fout, "fs_use_xattr reiserfs user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_xattr jffs2 user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_xattr gfs2 user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_xattr lustre user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_task eventpollfs user_u:base_r:base_t;\n"); fprintf(fout, "fs_use_task pipefs user_u:base_r:base_t;\n"); fprintf(fout, "fs_use_task sockfs user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_trans mqueue user_u:base_r:base_t;\n"); fprintf(fout, "fs_use_trans devpts user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_trans hugetlbfs user_u:base_r:base_t;\n"); fprintf(fout, "fs_use_trans tmpfs user_u:base_r:base_t;\n"); fprintf(fout, "fs_use_trans shm user_u:base_r:base_t;\n"); diff --git a/security/Kconfig b/security/Kconfig index fb363cd..226b955 100644 --- a/security/Kconfig +++ b/security/Kconfig @@ -91,28 +91,6 @@ config SECURITY_PATH implement pathname based access controls. If you are unsure how to answer this question, answer N. -config SECURITY_FILE_CAPABILITIES - bool "File POSIX Capabilities" - default n - help - This enables filesystem capabilities, allowing you to give - binaries a subset of root's powers without using setuid 0. - - If in doubt, answer N. - -config SECURITY_ROOTPLUG - bool "Root Plug Support" - depends on USB=y && SECURITY - help - This is a sample LSM module that should only be used as such. - It prevents any programs running with egid == 0 if a specific - USB device is not present in the system. - - See <http://www.linuxjournal.com/article.php?sid=6279> for - more information about this module. - - If you are unsure how to answer this question, answer N. - config INTEL_TXT bool "Enable Intel(R) Trusted Execution Technology (Intel(R) TXT)" depends on HAVE_INTEL_TXT @@ -165,5 +143,37 @@ source security/tomoyo/Kconfig source security/integrity/ima/Kconfig +choice + prompt "Default security module" + default DEFAULT_SECURITY_SELINUX if SECURITY_SELINUX + default DEFAULT_SECURITY_SMACK if SECURITY_SMACK + default DEFAULT_SECURITY_TOMOYO if SECURITY_TOMOYO + default DEFAULT_SECURITY_DAC + + help + Select the security module that will be used by default if the + kernel parameter security= is not specified. + + config DEFAULT_SECURITY_SELINUX + bool "SELinux" if SECURITY_SELINUX=y + + config DEFAULT_SECURITY_SMACK + bool "Simplified Mandatory Access Control" if SECURITY_SMACK=y + + config DEFAULT_SECURITY_TOMOYO + bool "TOMOYO" if SECURITY_TOMOYO=y + + config DEFAULT_SECURITY_DAC + bool "Unix Discretionary Access Controls" + +endchoice + +config DEFAULT_SECURITY + string + default "selinux" if DEFAULT_SECURITY_SELINUX + default "smack" if DEFAULT_SECURITY_SMACK + default "tomoyo" if DEFAULT_SECURITY_TOMOYO + default "" if DEFAULT_SECURITY_DAC + endmenu diff --git a/security/Makefile b/security/Makefile index 95ecc06..bb44e35 100644 --- a/security/Makefile +++ b/security/Makefile @@ -18,7 +18,6 @@ obj-$(CONFIG_SECURITY_SELINUX) += selinux/built-in.o obj-$(CONFIG_SECURITY_SMACK) += smack/built-in.o obj-$(CONFIG_AUDIT) += lsm_audit.o obj-$(CONFIG_SECURITY_TOMOYO) += tomoyo/built-in.o -obj-$(CONFIG_SECURITY_ROOTPLUG) += root_plug.o obj-$(CONFIG_CGROUP_DEVICE) += device_cgroup.o # Object integrity file lists diff --git a/security/capability.c b/security/capability.c index fce07a7..5c700e1 100644 --- a/security/capability.c +++ b/security/capability.c @@ -308,6 +308,22 @@ static int cap_path_truncate(struct path *path, loff_t length, { return 0; } + +static int cap_path_chmod(struct dentry *dentry, struct vfsmount *mnt, + mode_t mode) +{ + return 0; +} + +static int cap_path_chown(struct path *path, uid_t uid, gid_t gid) +{ + return 0; +} + +static int cap_path_chroot(struct path *root) +{ + return 0; +} #endif static int cap_file_permission(struct file *file, int mask) @@ -405,7 +421,7 @@ static int cap_kernel_create_files_as(struct cred *new, struct inode *inode) return 0; } -static int cap_kernel_module_request(void) +static int cap_kernel_module_request(char *kmod_name) { return 0; } @@ -977,6 +993,9 @@ void security_fixup_ops(struct security_operations *ops) set_to_cap_if_null(ops, path_link); set_to_cap_if_null(ops, path_rename); set_to_cap_if_null(ops, path_truncate); + set_to_cap_if_null(ops, path_chmod); + set_to_cap_if_null(ops, path_chown); + set_to_cap_if_null(ops, path_chroot); #endif set_to_cap_if_null(ops, file_permission); set_to_cap_if_null(ops, file_alloc_security); diff --git a/security/commoncap.c b/security/commoncap.c index fe30751..f800fdb 100644 --- a/security/commoncap.c +++ b/security/commoncap.c @@ -1,4 +1,4 @@ -/* Common capabilities, needed by capability.o and root_plug.o +/* Common capabilities, needed by capability.o. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -173,7 +173,6 @@ int cap_capget(struct task_struct *target, kernel_cap_t *effective, */ static inline int cap_inh_is_capped(void) { -#ifdef CONFIG_SECURITY_FILE_CAPABILITIES /* they are so limited unless the current task has the CAP_SETPCAP * capability @@ -181,7 +180,6 @@ static inline int cap_inh_is_capped(void) if (cap_capable(current, current_cred(), CAP_SETPCAP, SECURITY_CAP_AUDIT) == 0) return 0; -#endif return 1; } @@ -239,8 +237,6 @@ static inline void bprm_clear_caps(struct linux_binprm *bprm) bprm->cap_effective = false; } -#ifdef CONFIG_SECURITY_FILE_CAPABILITIES - /** * cap_inode_need_killpriv - Determine if inode change affects privileges * @dentry: The inode/dentry in being changed with change marked ATTR_KILL_PRIV @@ -421,49 +417,6 @@ out: return rc; } -#else -int cap_inode_need_killpriv(struct dentry *dentry) -{ - return 0; -} - -int cap_inode_killpriv(struct dentry *dentry) -{ - return 0; -} - -int get_vfs_caps_from_disk(const struct dentry *dentry, struct cpu_vfs_cap_data *cpu_caps) -{ - memset(cpu_caps, 0, sizeof(struct cpu_vfs_cap_data)); - return -ENODATA; -} - -static inline int get_file_caps(struct linux_binprm *bprm, bool *effective) -{ - bprm_clear_caps(bprm); - return 0; -} -#endif - -/* - * Determine whether a exec'ing process's new permitted capabilities should be - * limited to just what it already has. - * - * This prevents processes that are being ptraced from gaining access to - * CAP_SETPCAP, unless the process they're tracing already has it, and the - * binary they're executing has filecaps that elevate it. - * - * Returns 1 if they should be limited, 0 if they are not. - */ -static inline int cap_limit_ptraced_target(void) -{ -#ifndef CONFIG_SECURITY_FILE_CAPABILITIES - if (capable(CAP_SETPCAP)) - return 0; -#endif - return 1; -} - /** * cap_bprm_set_creds - Set up the proposed credentials for execve(). * @bprm: The execution parameters, including the proposed creds @@ -523,9 +476,8 @@ skip: new->euid = new->uid; new->egid = new->gid; } - if (cap_limit_ptraced_target()) - new->cap_permitted = cap_intersect(new->cap_permitted, - old->cap_permitted); + new->cap_permitted = cap_intersect(new->cap_permitted, + old->cap_permitted); } new->suid = new->fsuid = new->euid; @@ -739,7 +691,6 @@ int cap_task_fix_setuid(struct cred *new, const struct cred *old, int flags) return 0; } -#ifdef CONFIG_SECURITY_FILE_CAPABILITIES /* * Rationale: code calling task_setscheduler, task_setioprio, and * task_setnice, assumes that @@ -820,22 +771,6 @@ static long cap_prctl_drop(struct cred *new, unsigned long cap) return 0; } -#else -int cap_task_setscheduler (struct task_struct *p, int policy, - struct sched_param *lp) -{ - return 0; -} -int cap_task_setioprio (struct task_struct *p, int ioprio) -{ - return 0; -} -int cap_task_setnice (struct task_struct *p, int nice) -{ - return 0; -} -#endif - /** * cap_task_prctl - Implement process control functions for this security module * @option: The process control function requested @@ -866,7 +801,6 @@ int cap_task_prctl(int option, unsigned long arg2, unsigned long arg3, error = !!cap_raised(new->cap_bset, arg2); goto no_change; -#ifdef CONFIG_SECURITY_FILE_CAPABILITIES case PR_CAPBSET_DROP: error = cap_prctl_drop(new, arg2); if (error < 0) @@ -917,8 +851,6 @@ int cap_task_prctl(int option, unsigned long arg2, unsigned long arg3, error = new->securebits; goto no_change; -#endif /* def CONFIG_SECURITY_FILE_CAPABILITIES */ - case PR_GET_KEEPCAPS: if (issecure(SECURE_KEEP_CAPS)) error = 1; diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig index 53d9764..3d7846d 100644 --- a/security/integrity/ima/Kconfig +++ b/security/integrity/ima/Kconfig @@ -3,6 +3,7 @@ config IMA bool "Integrity Measurement Architecture(IMA)" depends on ACPI + depends on SECURITY select SECURITYFS select CRYPTO select CRYPTO_HMAC diff --git a/security/lsm_audit.c b/security/lsm_audit.c index e04566a..acba3df 100644 --- a/security/lsm_audit.c +++ b/security/lsm_audit.c @@ -354,6 +354,10 @@ static void dump_common_audit_data(struct audit_buffer *ab, } break; #endif + case LSM_AUDIT_DATA_KMOD: + audit_log_format(ab, " kmod="); + audit_log_untrustedstring(ab, a->u.kmod_name); + break; } /* switch (a->type) */ } diff --git a/security/min_addr.c b/security/min_addr.c index c844eed..fc43c9d 100644 --- a/security/min_addr.c +++ b/security/min_addr.c @@ -33,6 +33,9 @@ int mmap_min_addr_handler(struct ctl_table *table, int write, { int ret; + if (!capable(CAP_SYS_RAWIO)) + return -EPERM; + ret = proc_doulongvec_minmax(table, write, buffer, lenp, ppos); update_mmap_min_addr(); diff --git a/security/root_plug.c b/security/root_plug.c deleted file mode 100644 index 2f7ffa6..0000000 --- a/security/root_plug.c +++ /dev/null @@ -1,90 +0,0 @@ -/* - * Root Plug sample LSM module - * - * Originally written for a Linux Journal. - * - * Copyright (C) 2002 Greg Kroah-Hartman <greg@kroah.com> - * - * Prevents any programs running with egid == 0 if a specific USB device - * is not present in the system. Yes, it can be gotten around, but is a - * nice starting point for people to play with, and learn the LSM - * interface. - * - * If you want to turn this into something with a semblance of security, - * you need to hook the task_* functions also. - * - * See http://www.linuxjournal.com/article.php?sid=6279 for more information - * about this code. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation, version 2 of the - * License. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/security.h> -#include <linux/usb.h> -#include <linux/moduleparam.h> - -/* default is a generic type of usb to serial converter */ -static int vendor_id = 0x0557; -static int product_id = 0x2008; - -module_param(vendor_id, uint, 0400); -module_param(product_id, uint, 0400); - -/* should we print out debug messages */ -static int debug = 0; - -module_param(debug, bool, 0600); - -#define MY_NAME "root_plug" - -#define root_dbg(fmt, arg...) \ - do { \ - if (debug) \ - printk(KERN_DEBUG "%s: %s: " fmt , \ - MY_NAME , __func__ , \ - ## arg); \ - } while (0) - -static int rootplug_bprm_check_security (struct linux_binprm *bprm) -{ - struct usb_device *dev; - - root_dbg("file %s, e_uid = %d, e_gid = %d\n", - bprm->filename, bprm->cred->euid, bprm->cred->egid); - - if (bprm->cred->egid == 0) { - dev = usb_find_device(vendor_id, product_id); - if (!dev) { - root_dbg("e_gid = 0, and device not found, " - "task not allowed to run...\n"); - return -EPERM; - } - usb_put_dev(dev); - } - - return 0; -} - -static struct security_operations rootplug_security_ops = { - .bprm_check_security = rootplug_bprm_check_security, -}; - -static int __init rootplug_init (void) -{ - /* register ourselves with the security framework */ - if (register_security (&rootplug_security_ops)) { - printk (KERN_INFO - "Failure registering Root Plug module with the kernel\n"); - return -EINVAL; - } - printk (KERN_INFO "Root Plug module initialized, " - "vendor_id = %4.4x, product id = %4.4x\n", vendor_id, product_id); - return 0; -} - -security_initcall (rootplug_init); diff --git a/security/security.c b/security/security.c index c4c6732..24e060b 100644 --- a/security/security.c +++ b/security/security.c @@ -16,9 +16,11 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/security.h> +#include <linux/ima.h> /* Boot-time LSM user choice */ -static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1]; +static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] = + CONFIG_DEFAULT_SECURITY; /* things that live in capability.c */ extern struct security_operations default_security_ops; @@ -79,8 +81,10 @@ __setup("security=", choose_lsm); * * Return true if: * -The passed LSM is the one chosen by user at boot time, - * -or user didn't specify a specific LSM and we're the first to ask - * for registration permission, + * -or the passed LSM is configured as the default and the user did not + * choose an alternate LSM at boot time, + * -or there is no default LSM set and the user didn't specify a + * specific LSM and we're the first to ask for registration permission, * -or the passed LSM is currently loaded. * Otherwise, return false. */ @@ -235,7 +239,12 @@ int security_bprm_set_creds(struct linux_binprm *bprm) int security_bprm_check(struct linux_binprm *bprm) { - return security_ops->bprm_check_security(bprm); + int ret; + + ret = security_ops->bprm_check_security(bprm); + if (ret) + return ret; + return ima_bprm_check(bprm); } void security_bprm_committing_creds(struct linux_binprm *bprm) @@ -352,12 +361,21 @@ EXPORT_SYMBOL(security_sb_parse_opts_str); int security_inode_alloc(struct inode *inode) { + int ret; + inode->i_security = NULL; - return security_ops->inode_alloc_security(inode); + ret = security_ops->inode_alloc_security(inode); + if (ret) + return ret; + ret = ima_inode_alloc(inode); + if (ret) + security_inode_free(inode); + return ret; } void security_inode_free(struct inode *inode) { + ima_inode_free(inode); security_ops->inode_free_security(inode); } @@ -434,6 +452,26 @@ int security_path_truncate(struct path *path, loff_t length, return 0; return security_ops->path_truncate(path, length, time_attrs); } + +int security_path_chmod(struct dentry *dentry, struct vfsmount *mnt, + mode_t mode) +{ + if (unlikely(IS_PRIVATE(dentry->d_inode))) + return 0; + return security_ops->path_chmod(dentry, mnt, mode); +} + +int security_path_chown(struct path *path, uid_t uid, gid_t gid) +{ + if (unlikely(IS_PRIVATE(path->dentry->d_inode))) + return 0; + return security_ops->path_chown(path, uid, gid); +} + +int security_path_chroot(struct path *path) +{ + return security_ops->path_chroot(path); +} #endif int security_inode_create(struct inode *dir, struct dentry *dentry, int mode) @@ -628,6 +666,8 @@ int security_file_alloc(struct file *file) void security_file_free(struct file *file) { security_ops->file_free_security(file); + if (file->f_dentry) + ima_file_free(file); } int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg) @@ -639,7 +679,12 @@ int security_file_mmap(struct file *file, unsigned long reqprot, unsigned long prot, unsigned long flags, unsigned long addr, unsigned long addr_only) { - return security_ops->file_mmap(file, reqprot, prot, flags, addr, addr_only); + int ret; + + ret = security_ops->file_mmap(file, reqprot, prot, flags, addr, addr_only); + if (ret) + return ret; + return ima_file_mmap(file, prot); } int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot, @@ -719,9 +764,9 @@ int security_kernel_create_files_as(struct cred *new, struct inode *inode) return security_ops->kernel_create_files_as(new, inode); } -int security_kernel_module_request(void) +int security_kernel_module_request(char *kmod_name) { - return security_ops->kernel_module_request(); + return security_ops->kernel_module_request(kmod_name); } int security_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags) diff --git a/security/selinux/.gitignore b/security/selinux/.gitignore new file mode 100644 index 0000000..2e5040a --- /dev/null +++ b/security/selinux/.gitignore @@ -0,0 +1,2 @@ +av_permissions.h +flask.h diff --git a/security/selinux/Makefile b/security/selinux/Makefile index d47fc5e..f013982 100644 --- a/security/selinux/Makefile +++ b/security/selinux/Makefile @@ -18,5 +18,13 @@ selinux-$(CONFIG_SECURITY_NETWORK_XFRM) += xfrm.o selinux-$(CONFIG_NETLABEL) += netlabel.o -EXTRA_CFLAGS += -Isecurity/selinux/include +EXTRA_CFLAGS += -Isecurity/selinux -Isecurity/selinux/include +$(obj)/avc.o: $(obj)/flask.h + +quiet_cmd_flask = GEN $(obj)/flask.h $(obj)/av_permissions.h + cmd_flask = scripts/selinux/genheaders/genheaders $(obj)/flask.h $(obj)/av_permissions.h + +targets += flask.h +$(obj)/flask.h: $(src)/include/classmap.h FORCE + $(call if_changed,flask) diff --git a/security/selinux/avc.c b/security/selinux/avc.c index b4b5da1..f2dde26 100644 --- a/security/selinux/avc.c +++ b/security/selinux/avc.c @@ -31,43 +31,7 @@ #include <net/ipv6.h> #include "avc.h" #include "avc_ss.h" - -static const struct av_perm_to_string av_perm_to_string[] = { -#define S_(c, v, s) { c, v, s }, -#include "av_perm_to_string.h" -#undef S_ -}; - -static const char *class_to_string[] = { -#define S_(s) s, -#include "class_to_string.h" -#undef S_ -}; - -#define TB_(s) static const char *s[] = { -#define TE_(s) }; -#define S_(s) s, -#include "common_perm_to_string.h" -#undef TB_ -#undef TE_ -#undef S_ - -static const struct av_inherit av_inherit[] = { -#define S_(c, i, b) { .tclass = c,\ - .common_pts = common_##i##_perm_to_string,\ - .common_base = b }, -#include "av_inherit.h" -#undef S_ -}; - -const struct selinux_class_perm selinux_class_perm = { - .av_perm_to_string = av_perm_to_string, - .av_pts_len = ARRAY_SIZE(av_perm_to_string), - .class_to_string = class_to_string, - .cts_len = ARRAY_SIZE(class_to_string), - .av_inherit = av_inherit, - .av_inherit_len = ARRAY_SIZE(av_inherit) -}; +#include "classmap.h" #define AVC_CACHE_SLOTS 512 #define AVC_DEF_CACHE_THRESHOLD 512 @@ -139,52 +103,28 @@ static inline int avc_hash(u32 ssid, u32 tsid, u16 tclass) */ static void avc_dump_av(struct audit_buffer *ab, u16 tclass, u32 av) { - const char **common_pts = NULL; - u32 common_base = 0; - int i, i2, perm; + const char **perms; + int i, perm; if (av == 0) { audit_log_format(ab, " null"); return; } - for (i = 0; i < ARRAY_SIZE(av_inherit); i++) { - if (av_inherit[i].tclass == tclass) { - common_pts = av_inherit[i].common_pts; - common_base = av_inherit[i].common_base; - break; - } - } + perms = secclass_map[tclass-1].perms; audit_log_format(ab, " {"); i = 0; perm = 1; - while (perm < common_base) { - if (perm & av) { - audit_log_format(ab, " %s", common_pts[i]); + while (i < (sizeof(av) * 8)) { + if ((perm & av) && perms[i]) { + audit_log_format(ab, " %s", perms[i]); av &= ~perm; } i++; perm <<= 1; } - while (i < sizeof(av) * 8) { - if (perm & av) { - for (i2 = 0; i2 < ARRAY_SIZE(av_perm_to_string); i2++) { - if ((av_perm_to_string[i2].tclass == tclass) && - (av_perm_to_string[i2].value == perm)) - break; - } - if (i2 < ARRAY_SIZE(av_perm_to_string)) { - audit_log_format(ab, " %s", - av_perm_to_string[i2].name); - av &= ~perm; - } - } - i++; - perm <<= 1; - } - if (av) audit_log_format(ab, " 0x%x", av); @@ -219,8 +159,8 @@ static void avc_dump_query(struct audit_buffer *ab, u32 ssid, u32 tsid, u16 tcla kfree(scontext); } - BUG_ON(tclass >= ARRAY_SIZE(class_to_string) || !class_to_string[tclass]); - audit_log_format(ab, " tclass=%s", class_to_string[tclass]); + BUG_ON(tclass >= ARRAY_SIZE(secclass_map)); + audit_log_format(ab, " tclass=%s", secclass_map[tclass-1].name); } /** diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 83a4aad..7a374c2 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -91,7 +91,6 @@ #define NUM_SEL_MNT_OPTS 5 -extern unsigned int policydb_loaded_version; extern int selinux_nlmsg_lookup(u16 sclass, u16 nlmsg_type, u32 *perm); extern struct security_operations *security_ops; @@ -3338,9 +3337,18 @@ static int selinux_kernel_create_files_as(struct cred *new, struct inode *inode) return 0; } -static int selinux_kernel_module_request(void) +static int selinux_kernel_module_request(char *kmod_name) { - return task_has_system(current, SYSTEM__MODULE_REQUEST); + u32 sid; + struct common_audit_data ad; + + sid = task_sid(current); + + COMMON_AUDIT_DATA_INIT(&ad, KMOD); + ad.u.kmod_name = kmod_name; + + return avc_has_perm(sid, SECINITSID_KERNEL, SECCLASS_SYSTEM, + SYSTEM__MODULE_REQUEST, &ad); } static int selinux_task_setpgid(struct task_struct *p, pid_t pgid) @@ -4714,10 +4722,7 @@ static int selinux_netlink_send(struct sock *sk, struct sk_buff *skb) if (err) return err; - if (policydb_loaded_version >= POLICYDB_VERSION_NLCLASS) - err = selinux_nlmsg_perm(sk, skb); - - return err; + return selinux_nlmsg_perm(sk, skb); } static int selinux_netlink_recv(struct sk_buff *skb, int capability) @@ -5830,12 +5835,12 @@ int selinux_disable(void) selinux_disabled = 1; selinux_enabled = 0; - /* Try to destroy the avc node cache */ - avc_disable(); - /* Reset security_ops to the secondary module, dummy or capability. */ security_ops = secondary_ops; + /* Try to destroy the avc node cache */ + avc_disable(); + /* Unregister netfilter hooks. */ selinux_nf_ip_exit(); diff --git a/security/selinux/include/av_inherit.h b/security/selinux/include/av_inherit.h deleted file mode 100644 index abedcd7..0000000 --- a/security/selinux/include/av_inherit.h +++ /dev/null @@ -1,34 +0,0 @@ -/* This file is automatically generated. Do not edit. */ - S_(SECCLASS_DIR, file, 0x00020000UL) - S_(SECCLASS_FILE, file, 0x00020000UL) - S_(SECCLASS_LNK_FILE, file, 0x00020000UL) - S_(SECCLASS_CHR_FILE, file, 0x00020000UL) - S_(SECCLASS_BLK_FILE, file, 0x00020000UL) - S_(SECCLASS_SOCK_FILE, file, 0x00020000UL) - S_(SECCLASS_FIFO_FILE, file, 0x00020000UL) - S_(SECCLASS_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_TCP_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_UDP_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_RAWIP_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_NETLINK_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_PACKET_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_KEY_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_UNIX_STREAM_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_UNIX_DGRAM_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_TUN_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_IPC, ipc, 0x00000200UL) - S_(SECCLASS_SEM, ipc, 0x00000200UL) - S_(SECCLASS_MSGQ, ipc, 0x00000200UL) - S_(SECCLASS_SHM, ipc, 0x00000200UL) - S_(SECCLASS_NETLINK_ROUTE_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_NETLINK_FIREWALL_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_NETLINK_TCPDIAG_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_NETLINK_NFLOG_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_NETLINK_XFRM_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_NETLINK_SELINUX_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_NETLINK_AUDIT_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_NETLINK_IP6FW_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_NETLINK_DNRT_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_NETLINK_KOBJECT_UEVENT_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_APPLETALK_SOCKET, socket, 0x00400000UL) - S_(SECCLASS_DCCP_SOCKET, socket, 0x00400000UL) diff --git a/security/selinux/include/av_perm_to_string.h b/security/selinux/include/av_perm_to_string.h deleted file mode 100644 index 2b683ad..0000000 --- a/security/selinux/include/av_perm_to_string.h +++ /dev/null @@ -1,183 +0,0 @@ -/* This file is automatically generated. Do not edit. */ - S_(SECCLASS_FILESYSTEM, FILESYSTEM__MOUNT, "mount") - S_(SECCLASS_FILESYSTEM, FILESYSTEM__REMOUNT, "remount") - S_(SECCLASS_FILESYSTEM, FILESYSTEM__UNMOUNT, "unmount") - S_(SECCLASS_FILESYSTEM, FILESYSTEM__GETATTR, "getattr") - S_(SECCLASS_FILESYSTEM, FILESYSTEM__RELABELFROM, "relabelfrom") - S_(SECCLASS_FILESYSTEM, FILESYSTEM__RELABELTO, "relabelto") - S_(SECCLASS_FILESYSTEM, FILESYSTEM__TRANSITION, "transition") - S_(SECCLASS_FILESYSTEM, FILESYSTEM__ASSOCIATE, "associate") - S_(SECCLASS_FILESYSTEM, FILESYSTEM__QUOTAMOD, "quotamod") - S_(SECCLASS_FILESYSTEM, FILESYSTEM__QUOTAGET, "quotaget") - S_(SECCLASS_DIR, DIR__ADD_NAME, "add_name") - S_(SECCLASS_DIR, DIR__REMOVE_NAME, "remove_name") - S_(SECCLASS_DIR, DIR__REPARENT, "reparent") - S_(SECCLASS_DIR, DIR__SEARCH, "search") - S_(SECCLASS_DIR, DIR__RMDIR, "rmdir") - S_(SECCLASS_DIR, DIR__OPEN, "open") - S_(SECCLASS_FILE, FILE__EXECUTE_NO_TRANS, "execute_no_trans") - S_(SECCLASS_FILE, FILE__ENTRYPOINT, "entrypoint") - S_(SECCLASS_FILE, FILE__EXECMOD, "execmod") - S_(SECCLASS_FILE, FILE__OPEN, "open") - S_(SECCLASS_CHR_FILE, CHR_FILE__EXECUTE_NO_TRANS, "execute_no_trans") - S_(SECCLASS_CHR_FILE, CHR_FILE__ENTRYPOINT, "entrypoint") - S_(SECCLASS_CHR_FILE, CHR_FILE__EXECMOD, "execmod") - S_(SECCLASS_CHR_FILE, CHR_FILE__OPEN, "open") - S_(SECCLASS_BLK_FILE, BLK_FILE__OPEN, "open") - S_(SECCLASS_SOCK_FILE, SOCK_FILE__OPEN, "open") - S_(SECCLASS_FIFO_FILE, FIFO_FILE__OPEN, "open") - S_(SECCLASS_FD, FD__USE, "use") - S_(SECCLASS_TCP_SOCKET, TCP_SOCKET__CONNECTTO, "connectto") - S_(SECCLASS_TCP_SOCKET, TCP_SOCKET__NEWCONN, "newconn") - S_(SECCLASS_TCP_SOCKET, TCP_SOCKET__ACCEPTFROM, "acceptfrom") - S_(SECCLASS_TCP_SOCKET, TCP_SOCKET__NODE_BIND, "node_bind") - S_(SECCLASS_TCP_SOCKET, TCP_SOCKET__NAME_CONNECT, "name_connect") - S_(SECCLASS_UDP_SOCKET, UDP_SOCKET__NODE_BIND, "node_bind") - S_(SECCLASS_RAWIP_SOCKET, RAWIP_SOCKET__NODE_BIND, "node_bind") - S_(SECCLASS_NODE, NODE__TCP_RECV, "tcp_recv") - S_(SECCLASS_NODE, NODE__TCP_SEND, "tcp_send") - S_(SECCLASS_NODE, NODE__UDP_RECV, "udp_recv") - S_(SECCLASS_NODE, NODE__UDP_SEND, "udp_send") - S_(SECCLASS_NODE, NODE__RAWIP_RECV, "rawip_recv") - S_(SECCLASS_NODE, NODE__RAWIP_SEND, "rawip_send") - S_(SECCLASS_NODE, NODE__ENFORCE_DEST, "enforce_dest") - S_(SECCLASS_NODE, NODE__DCCP_RECV, "dccp_recv") - S_(SECCLASS_NODE, NODE__DCCP_SEND, "dccp_send") - S_(SECCLASS_NODE, NODE__RECVFROM, "recvfrom") - S_(SECCLASS_NODE, NODE__SENDTO, "sendto") - S_(SECCLASS_NETIF, NETIF__TCP_RECV, "tcp_recv") - S_(SECCLASS_NETIF, NETIF__TCP_SEND, "tcp_send") - S_(SECCLASS_NETIF, NETIF__UDP_RECV, "udp_recv") - S_(SECCLASS_NETIF, NETIF__UDP_SEND, "udp_send") - S_(SECCLASS_NETIF, NETIF__RAWIP_RECV, "rawip_recv") - S_(SECCLASS_NETIF, NETIF__RAWIP_SEND, "rawip_send") - S_(SECCLASS_NETIF, NETIF__DCCP_RECV, "dccp_recv") - S_(SECCLASS_NETIF, NETIF__DCCP_SEND, "dccp_send") - S_(SECCLASS_NETIF, NETIF__INGRESS, "ingress") - S_(SECCLASS_NETIF, NETIF__EGRESS, "egress") - S_(SECCLASS_UNIX_STREAM_SOCKET, UNIX_STREAM_SOCKET__CONNECTTO, "connectto") - S_(SECCLASS_UNIX_STREAM_SOCKET, UNIX_STREAM_SOCKET__NEWCONN, "newconn") - S_(SECCLASS_UNIX_STREAM_SOCKET, UNIX_STREAM_SOCKET__ACCEPTFROM, "acceptfrom") - S_(SECCLASS_PROCESS, PROCESS__FORK, "fork") - S_(SECCLASS_PROCESS, PROCESS__TRANSITION, "transition") - S_(SECCLASS_PROCESS, PROCESS__SIGCHLD, "sigchld") - S_(SECCLASS_PROCESS, PROCESS__SIGKILL, "sigkill") - S_(SECCLASS_PROCESS, PROCESS__SIGSTOP, "sigstop") - S_(SECCLASS_PROCESS, PROCESS__SIGNULL, "signull") - S_(SECCLASS_PROCESS, PROCESS__SIGNAL, "signal") - S_(SECCLASS_PROCESS, PROCESS__PTRACE, "ptrace") - S_(SECCLASS_PROCESS, PROCESS__GETSCHED, "getsched") - S_(SECCLASS_PROCESS, PROCESS__SETSCHED, "setsched") - S_(SECCLASS_PROCESS, PROCESS__GETSESSION, "getsession") - S_(SECCLASS_PROCESS, PROCESS__GETPGID, "getpgid") - S_(SECCLASS_PROCESS, PROCESS__SETPGID, "setpgid") - S_(SECCLASS_PROCESS, PROCESS__GETCAP, "getcap") - S_(SECCLASS_PROCESS, PROCESS__SETCAP, "setcap") - S_(SECCLASS_PROCESS, PROCESS__SHARE, "share") - S_(SECCLASS_PROCESS, PROCESS__GETATTR, "getattr") - S_(SECCLASS_PROCESS, PROCESS__SETEXEC, "setexec") - S_(SECCLASS_PROCESS, PROCESS__SETFSCREATE, "setfscreate") - S_(SECCLASS_PROCESS, PROCESS__NOATSECURE, "noatsecure") - S_(SECCLASS_PROCESS, PROCESS__SIGINH, "siginh") - S_(SECCLASS_PROCESS, PROCESS__SETRLIMIT, "setrlimit") - S_(SECCLASS_PROCESS, PROCESS__RLIMITINH, "rlimitinh") - S_(SECCLASS_PROCESS, PROCESS__DYNTRANSITION, "dyntransition") - S_(SECCLASS_PROCESS, PROCESS__SETCURRENT, "setcurrent") - S_(SECCLASS_PROCESS, PROCESS__EXECMEM, "execmem") - S_(SECCLASS_PROCESS, PROCESS__EXECSTACK, "execstack") - S_(SECCLASS_PROCESS, PROCESS__EXECHEAP, "execheap") - S_(SECCLASS_PROCESS, PROCESS__SETKEYCREATE, "setkeycreate") - S_(SECCLASS_PROCESS, PROCESS__SETSOCKCREATE, "setsockcreate") - S_(SECCLASS_MSGQ, MSGQ__ENQUEUE, "enqueue") - S_(SECCLASS_MSG, MSG__SEND, "send") - S_(SECCLASS_MSG, MSG__RECEIVE, "receive") - S_(SECCLASS_SHM, SHM__LOCK, "lock") - S_(SECCLASS_SECURITY, SECURITY__COMPUTE_AV, "compute_av") - S_(SECCLASS_SECURITY, SECURITY__COMPUTE_CREATE, "compute_create") - S_(SECCLASS_SECURITY, SECURITY__COMPUTE_MEMBER, "compute_member") - S_(SECCLASS_SECURITY, SECURITY__CHECK_CONTEXT, "check_context") - S_(SECCLASS_SECURITY, SECURITY__LOAD_POLICY, "load_policy") - S_(SECCLASS_SECURITY, SECURITY__COMPUTE_RELABEL, "compute_relabel") - S_(SECCLASS_SECURITY, SECURITY__COMPUTE_USER, "compute_user") - S_(SECCLASS_SECURITY, SECURITY__SETENFORCE, "setenforce") - S_(SECCLASS_SECURITY, SECURITY__SETBOOL, "setbool") - S_(SECCLASS_SECURITY, SECURITY__SETSECPARAM, "setsecparam") - S_(SECCLASS_SECURITY, SECURITY__SETCHECKREQPROT, "setcheckreqprot") - S_(SECCLASS_SYSTEM, SYSTEM__IPC_INFO, "ipc_info") - S_(SECCLASS_SYSTEM, SYSTEM__SYSLOG_READ, "syslog_read") - S_(SECCLASS_SYSTEM, SYSTEM__SYSLOG_MOD, "syslog_mod") - S_(SECCLASS_SYSTEM, SYSTEM__SYSLOG_CONSOLE, "syslog_console") - S_(SECCLASS_SYSTEM, SYSTEM__MODULE_REQUEST, "module_request") - S_(SECCLASS_CAPABILITY, CAPABILITY__CHOWN, "chown") - S_(SECCLASS_CAPABILITY, CAPABILITY__DAC_OVERRIDE, "dac_override") - S_(SECCLASS_CAPABILITY, CAPABILITY__DAC_READ_SEARCH, "dac_read_search") - S_(SECCLASS_CAPABILITY, CAPABILITY__FOWNER, "fowner") - S_(SECCLASS_CAPABILITY, CAPABILITY__FSETID, "fsetid") - S_(SECCLASS_CAPABILITY, CAPABILITY__KILL, "kill") - S_(SECCLASS_CAPABILITY, CAPABILITY__SETGID, "setgid") - S_(SECCLASS_CAPABILITY, CAPABILITY__SETUID, "setuid") - S_(SECCLASS_CAPABILITY, CAPABILITY__SETPCAP, "setpcap") - S_(SECCLASS_CAPABILITY, CAPABILITY__LINUX_IMMUTABLE, "linux_immutable") - S_(SECCLASS_CAPABILITY, CAPABILITY__NET_BIND_SERVICE, "net_bind_service") - S_(SECCLASS_CAPABILITY, CAPABILITY__NET_BROADCAST, "net_broadcast") - S_(SECCLASS_CAPABILITY, CAPABILITY__NET_ADMIN, "net_admin") - S_(SECCLASS_CAPABILITY, CAPABILITY__NET_RAW, "net_raw") - S_(SECCLASS_CAPABILITY, CAPABILITY__IPC_LOCK, "ipc_lock") - S_(SECCLASS_CAPABILITY, CAPABILITY__IPC_OWNER, "ipc_owner") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_MODULE, "sys_module") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_RAWIO, "sys_rawio") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_CHROOT, "sys_chroot") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_PTRACE, "sys_ptrace") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_PACCT, "sys_pacct") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_ADMIN, "sys_admin") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_BOOT, "sys_boot") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_NICE, "sys_nice") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_RESOURCE, "sys_resource") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_TIME, "sys_time") - S_(SECCLASS_CAPABILITY, CAPABILITY__SYS_TTY_CONFIG, "sys_tty_config") - S_(SECCLASS_CAPABILITY, CAPABILITY__MKNOD, "mknod") - S_(SECCLASS_CAPABILITY, CAPABILITY__LEASE, "lease") - S_(SECCLASS_CAPABILITY, CAPABILITY__AUDIT_WRITE, "audit_write") - S_(SECCLASS_CAPABILITY, CAPABILITY__AUDIT_CONTROL, "audit_control") - S_(SECCLASS_CAPABILITY, CAPABILITY__SETFCAP, "setfcap") - S_(SECCLASS_CAPABILITY2, CAPABILITY2__MAC_OVERRIDE, "mac_override") - S_(SECCLASS_CAPABILITY2, CAPABILITY2__MAC_ADMIN, "mac_admin") - S_(SECCLASS_NETLINK_ROUTE_SOCKET, NETLINK_ROUTE_SOCKET__NLMSG_READ, "nlmsg_read") - S_(SECCLASS_NETLINK_ROUTE_SOCKET, NETLINK_ROUTE_SOCKET__NLMSG_WRITE, "nlmsg_write") - S_(SECCLASS_NETLINK_FIREWALL_SOCKET, NETLINK_FIREWALL_SOCKET__NLMSG_READ, "nlmsg_read") - S_(SECCLASS_NETLINK_FIREWALL_SOCKET, NETLINK_FIREWALL_SOCKET__NLMSG_WRITE, "nlmsg_write") - S_(SECCLASS_NETLINK_TCPDIAG_SOCKET, NETLINK_TCPDIAG_SOCKET__NLMSG_READ, "nlmsg_read") - S_(SECCLASS_NETLINK_TCPDIAG_SOCKET, NETLINK_TCPDIAG_SOCKET__NLMSG_WRITE, "nlmsg_write") - S_(SECCLASS_NETLINK_XFRM_SOCKET, NETLINK_XFRM_SOCKET__NLMSG_READ, "nlmsg_read") - S_(SECCLASS_NETLINK_XFRM_SOCKET, NETLINK_XFRM_SOCKET__NLMSG_WRITE, "nlmsg_write") - S_(SECCLASS_NETLINK_AUDIT_SOCKET, NETLINK_AUDIT_SOCKET__NLMSG_READ, "nlmsg_read") - S_(SECCLASS_NETLINK_AUDIT_SOCKET, NETLINK_AUDIT_SOCKET__NLMSG_WRITE, "nlmsg_write") - S_(SECCLASS_NETLINK_AUDIT_SOCKET, NETLINK_AUDIT_SOCKET__NLMSG_RELAY, "nlmsg_relay") - S_(SECCLASS_NETLINK_AUDIT_SOCKET, NETLINK_AUDIT_SOCKET__NLMSG_READPRIV, "nlmsg_readpriv") - S_(SECCLASS_NETLINK_AUDIT_SOCKET, NETLINK_AUDIT_SOCKET__NLMSG_TTY_AUDIT, "nlmsg_tty_audit") - S_(SECCLASS_NETLINK_IP6FW_SOCKET, NETLINK_IP6FW_SOCKET__NLMSG_READ, "nlmsg_read") - S_(SECCLASS_NETLINK_IP6FW_SOCKET, NETLINK_IP6FW_SOCKET__NLMSG_WRITE, "nlmsg_write") - S_(SECCLASS_ASSOCIATION, ASSOCIATION__SENDTO, "sendto") - S_(SECCLASS_ASSOCIATION, ASSOCIATION__RECVFROM, "recvfrom") - S_(SECCLASS_ASSOCIATION, ASSOCIATION__SETCONTEXT, "setcontext") - S_(SECCLASS_ASSOCIATION, ASSOCIATION__POLMATCH, "polmatch") - S_(SECCLASS_PACKET, PACKET__SEND, "send") - S_(SECCLASS_PACKET, PACKET__RECV, "recv") - S_(SECCLASS_PACKET, PACKET__RELABELTO, "relabelto") - S_(SECCLASS_PACKET, PACKET__FLOW_IN, "flow_in") - S_(SECCLASS_PACKET, PACKET__FLOW_OUT, "flow_out") - S_(SECCLASS_PACKET, PACKET__FORWARD_IN, "forward_in") - S_(SECCLASS_PACKET, PACKET__FORWARD_OUT, "forward_out") - S_(SECCLASS_KEY, KEY__VIEW, "view") - S_(SECCLASS_KEY, KEY__READ, "read") - S_(SECCLASS_KEY, KEY__WRITE, "write") - S_(SECCLASS_KEY, KEY__SEARCH, "search") - S_(SECCLASS_KEY, KEY__LINK, "link") - S_(SECCLASS_KEY, KEY__SETATTR, "setattr") - S_(SECCLASS_KEY, KEY__CREATE, "create") - S_(SECCLASS_DCCP_SOCKET, DCCP_SOCKET__NODE_BIND, "node_bind") - S_(SECCLASS_DCCP_SOCKET, DCCP_SOCKET__NAME_CONNECT, "name_connect") - S_(SECCLASS_MEMPROTECT, MEMPROTECT__MMAP_ZERO, "mmap_zero") - S_(SECCLASS_PEER, PEER__RECV, "recv") - S_(SECCLASS_KERNEL_SERVICE, KERNEL_SERVICE__USE_AS_OVERRIDE, "use_as_override") - S_(SECCLASS_KERNEL_SERVICE, KERNEL_SERVICE__CREATE_FILES_AS, "create_files_as") diff --git a/security/selinux/include/av_permissions.h b/security/selinux/include/av_permissions.h deleted file mode 100644 index 0546d61..0000000 --- a/security/selinux/include/av_permissions.h +++ /dev/null @@ -1,870 +0,0 @@ -/* This file is automatically generated. Do not edit. */ -#define COMMON_FILE__IOCTL 0x00000001UL -#define COMMON_FILE__READ 0x00000002UL -#define COMMON_FILE__WRITE 0x00000004UL -#define COMMON_FILE__CREATE 0x00000008UL -#define COMMON_FILE__GETATTR 0x00000010UL -#define COMMON_FILE__SETATTR 0x00000020UL -#define COMMON_FILE__LOCK 0x00000040UL -#define COMMON_FILE__RELABELFROM 0x00000080UL -#define COMMON_FILE__RELABELTO 0x00000100UL -#define COMMON_FILE__APPEND 0x00000200UL -#define COMMON_FILE__UNLINK 0x00000400UL -#define COMMON_FILE__LINK 0x00000800UL -#define COMMON_FILE__RENAME 0x00001000UL -#define COMMON_FILE__EXECUTE 0x00002000UL -#define COMMON_FILE__SWAPON 0x00004000UL -#define COMMON_FILE__QUOTAON 0x00008000UL -#define COMMON_FILE__MOUNTON 0x00010000UL -#define COMMON_SOCKET__IOCTL 0x00000001UL -#define COMMON_SOCKET__READ 0x00000002UL -#define COMMON_SOCKET__WRITE 0x00000004UL -#define COMMON_SOCKET__CREATE 0x00000008UL -#define COMMON_SOCKET__GETATTR 0x00000010UL -#define COMMON_SOCKET__SETATTR 0x00000020UL -#define COMMON_SOCKET__LOCK 0x00000040UL -#define COMMON_SOCKET__RELABELFROM 0x00000080UL -#define COMMON_SOCKET__RELABELTO 0x00000100UL -#define COMMON_SOCKET__APPEND 0x00000200UL -#define COMMON_SOCKET__BIND 0x00000400UL -#define COMMON_SOCKET__CONNECT 0x00000800UL -#define COMMON_SOCKET__LISTEN 0x00001000UL -#define COMMON_SOCKET__ACCEPT 0x00002000UL -#define COMMON_SOCKET__GETOPT 0x00004000UL -#define COMMON_SOCKET__SETOPT 0x00008000UL -#define COMMON_SOCKET__SHUTDOWN 0x00010000UL -#define COMMON_SOCKET__RECVFROM 0x00020000UL -#define COMMON_SOCKET__SENDTO 0x00040000UL -#define COMMON_SOCKET__RECV_MSG 0x00080000UL -#define COMMON_SOCKET__SEND_MSG 0x00100000UL -#define COMMON_SOCKET__NAME_BIND 0x00200000UL -#define COMMON_IPC__CREATE 0x00000001UL -#define COMMON_IPC__DESTROY 0x00000002UL -#define COMMON_IPC__GETATTR 0x00000004UL -#define COMMON_IPC__SETATTR 0x00000008UL -#define COMMON_IPC__READ 0x00000010UL -#define COMMON_IPC__WRITE 0x00000020UL -#define COMMON_IPC__ASSOCIATE 0x00000040UL -#define COMMON_IPC__UNIX_READ 0x00000080UL -#define COMMON_IPC__UNIX_WRITE 0x00000100UL -#define FILESYSTEM__MOUNT 0x00000001UL -#define FILESYSTEM__REMOUNT 0x00000002UL -#define FILESYSTEM__UNMOUNT 0x00000004UL -#define FILESYSTEM__GETATTR 0x00000008UL -#define FILESYSTEM__RELABELFROM 0x00000010UL -#define FILESYSTEM__RELABELTO 0x00000020UL -#define FILESYSTEM__TRANSITION 0x00000040UL -#define FILESYSTEM__ASSOCIATE 0x00000080UL -#define FILESYSTEM__QUOTAMOD 0x00000100UL -#define FILESYSTEM__QUOTAGET 0x00000200UL -#define DIR__IOCTL 0x00000001UL -#define DIR__READ 0x00000002UL -#define DIR__WRITE 0x00000004UL -#define DIR__CREATE 0x00000008UL -#define DIR__GETATTR 0x00000010UL -#define DIR__SETATTR 0x00000020UL -#define DIR__LOCK 0x00000040UL -#define DIR__RELABELFROM 0x00000080UL -#define DIR__RELABELTO 0x00000100UL -#define DIR__APPEND 0x00000200UL -#define DIR__UNLINK 0x00000400UL -#define DIR__LINK 0x00000800UL -#define DIR__RENAME 0x00001000UL -#define DIR__EXECUTE 0x00002000UL -#define DIR__SWAPON 0x00004000UL -#define DIR__QUOTAON 0x00008000UL -#define DIR__MOUNTON 0x00010000UL -#define DIR__ADD_NAME 0x00020000UL -#define DIR__REMOVE_NAME 0x00040000UL -#define DIR__REPARENT 0x00080000UL -#define DIR__SEARCH 0x00100000UL -#define DIR__RMDIR 0x00200000UL -#define DIR__OPEN 0x00400000UL -#define FILE__IOCTL 0x00000001UL -#define FILE__READ 0x00000002UL -#define FILE__WRITE 0x00000004UL -#define FILE__CREATE 0x00000008UL -#define FILE__GETATTR 0x00000010UL -#define FILE__SETATTR 0x00000020UL -#define FILE__LOCK 0x00000040UL -#define FILE__RELABELFROM 0x00000080UL -#define FILE__RELABELTO 0x00000100UL -#define FILE__APPEND 0x00000200UL -#define FILE__UNLINK 0x00000400UL -#define FILE__LINK 0x00000800UL -#define FILE__RENAME 0x00001000UL -#define FILE__EXECUTE 0x00002000UL -#define FILE__SWAPON 0x00004000UL -#define FILE__QUOTAON 0x00008000UL -#define FILE__MOUNTON 0x00010000UL -#define FILE__EXECUTE_NO_TRANS 0x00020000UL -#define FILE__ENTRYPOINT 0x00040000UL -#define FILE__EXECMOD 0x00080000UL -#define FILE__OPEN 0x00100000UL -#define LNK_FILE__IOCTL 0x00000001UL -#define LNK_FILE__READ 0x00000002UL -#define LNK_FILE__WRITE 0x00000004UL -#define LNK_FILE__CREATE 0x00000008UL -#define LNK_FILE__GETATTR 0x00000010UL -#define LNK_FILE__SETATTR 0x00000020UL -#define LNK_FILE__LOCK 0x00000040UL -#define LNK_FILE__RELABELFROM 0x00000080UL -#define LNK_FILE__RELABELTO 0x00000100UL -#define LNK_FILE__APPEND 0x00000200UL -#define LNK_FILE__UNLINK 0x00000400UL -#define LNK_FILE__LINK 0x00000800UL -#define LNK_FILE__RENAME 0x00001000UL -#define LNK_FILE__EXECUTE 0x00002000UL -#define LNK_FILE__SWAPON 0x00004000UL -#define LNK_FILE__QUOTAON 0x00008000UL -#define LNK_FILE__MOUNTON 0x00010000UL -#define CHR_FILE__IOCTL 0x00000001UL -#define CHR_FILE__READ 0x00000002UL -#define CHR_FILE__WRITE 0x00000004UL -#define CHR_FILE__CREATE 0x00000008UL -#define CHR_FILE__GETATTR 0x00000010UL -#define CHR_FILE__SETATTR 0x00000020UL -#define CHR_FILE__LOCK 0x00000040UL -#define CHR_FILE__RELABELFROM 0x00000080UL -#define CHR_FILE__RELABELTO 0x00000100UL -#define CHR_FILE__APPEND 0x00000200UL -#define CHR_FILE__UNLINK 0x00000400UL -#define CHR_FILE__LINK 0x00000800UL -#define CHR_FILE__RENAME 0x00001000UL -#define CHR_FILE__EXECUTE 0x00002000UL -#define CHR_FILE__SWAPON 0x00004000UL -#define CHR_FILE__QUOTAON 0x00008000UL -#define CHR_FILE__MOUNTON 0x00010000UL -#define CHR_FILE__EXECUTE_NO_TRANS 0x00020000UL -#define CHR_FILE__ENTRYPOINT 0x00040000UL -#define CHR_FILE__EXECMOD 0x00080000UL -#define CHR_FILE__OPEN 0x00100000UL -#define BLK_FILE__IOCTL 0x00000001UL -#define BLK_FILE__READ 0x00000002UL -#define BLK_FILE__WRITE 0x00000004UL -#define BLK_FILE__CREATE 0x00000008UL -#define BLK_FILE__GETATTR 0x00000010UL -#define BLK_FILE__SETATTR 0x00000020UL -#define BLK_FILE__LOCK 0x00000040UL -#define BLK_FILE__RELABELFROM 0x00000080UL -#define BLK_FILE__RELABELTO 0x00000100UL -#define BLK_FILE__APPEND 0x00000200UL -#define BLK_FILE__UNLINK 0x00000400UL -#define BLK_FILE__LINK 0x00000800UL -#define BLK_FILE__RENAME 0x00001000UL -#define BLK_FILE__EXECUTE 0x00002000UL -#define BLK_FILE__SWAPON 0x00004000UL -#define BLK_FILE__QUOTAON 0x00008000UL -#define BLK_FILE__MOUNTON 0x00010000UL -#define BLK_FILE__OPEN 0x00020000UL -#define SOCK_FILE__IOCTL 0x00000001UL -#define SOCK_FILE__READ 0x00000002UL -#define SOCK_FILE__WRITE 0x00000004UL -#define SOCK_FILE__CREATE 0x00000008UL -#define SOCK_FILE__GETATTR 0x00000010UL -#define SOCK_FILE__SETATTR 0x00000020UL -#define SOCK_FILE__LOCK 0x00000040UL -#define SOCK_FILE__RELABELFROM 0x00000080UL -#define SOCK_FILE__RELABELTO 0x00000100UL -#define SOCK_FILE__APPEND 0x00000200UL -#define SOCK_FILE__UNLINK 0x00000400UL -#define SOCK_FILE__LINK 0x00000800UL -#define SOCK_FILE__RENAME 0x00001000UL -#define SOCK_FILE__EXECUTE 0x00002000UL -#define SOCK_FILE__SWAPON 0x00004000UL -#define SOCK_FILE__QUOTAON 0x00008000UL -#define SOCK_FILE__MOUNTON 0x00010000UL -#define SOCK_FILE__OPEN 0x00020000UL -#define FIFO_FILE__IOCTL 0x00000001UL -#define FIFO_FILE__READ 0x00000002UL -#define FIFO_FILE__WRITE 0x00000004UL -#define FIFO_FILE__CREATE 0x00000008UL -#define FIFO_FILE__GETATTR 0x00000010UL -#define FIFO_FILE__SETATTR 0x00000020UL -#define FIFO_FILE__LOCK 0x00000040UL -#define FIFO_FILE__RELABELFROM 0x00000080UL -#define FIFO_FILE__RELABELTO 0x00000100UL -#define FIFO_FILE__APPEND 0x00000200UL -#define FIFO_FILE__UNLINK 0x00000400UL -#define FIFO_FILE__LINK 0x00000800UL -#define FIFO_FILE__RENAME 0x00001000UL -#define FIFO_FILE__EXECUTE 0x00002000UL -#define FIFO_FILE__SWAPON 0x00004000UL -#define FIFO_FILE__QUOTAON 0x00008000UL -#define FIFO_FILE__MOUNTON 0x00010000UL -#define FIFO_FILE__OPEN 0x00020000UL -#define FD__USE 0x00000001UL -#define SOCKET__IOCTL 0x00000001UL -#define SOCKET__READ 0x00000002UL -#define SOCKET__WRITE 0x00000004UL -#define SOCKET__CREATE 0x00000008UL -#define SOCKET__GETATTR 0x00000010UL -#define SOCKET__SETATTR 0x00000020UL -#define SOCKET__LOCK 0x00000040UL -#define SOCKET__RELABELFROM 0x00000080UL -#define SOCKET__RELABELTO 0x00000100UL -#define SOCKET__APPEND 0x00000200UL -#define SOCKET__BIND 0x00000400UL -#define SOCKET__CONNECT 0x00000800UL -#define SOCKET__LISTEN 0x00001000UL -#define SOCKET__ACCEPT 0x00002000UL -#define SOCKET__GETOPT 0x00004000UL -#define SOCKET__SETOPT 0x00008000UL -#define SOCKET__SHUTDOWN 0x00010000UL -#define SOCKET__RECVFROM 0x00020000UL -#define SOCKET__SENDTO 0x00040000UL -#define SOCKET__RECV_MSG 0x00080000UL -#define SOCKET__SEND_MSG 0x00100000UL -#define SOCKET__NAME_BIND 0x00200000UL -#define TCP_SOCKET__IOCTL 0x00000001UL -#define TCP_SOCKET__READ 0x00000002UL -#define TCP_SOCKET__WRITE 0x00000004UL -#define TCP_SOCKET__CREATE 0x00000008UL -#define TCP_SOCKET__GETATTR 0x00000010UL -#define TCP_SOCKET__SETATTR 0x00000020UL -#define TCP_SOCKET__LOCK 0x00000040UL -#define TCP_SOCKET__RELABELFROM 0x00000080UL -#define TCP_SOCKET__RELABELTO 0x00000100UL -#define TCP_SOCKET__APPEND 0x00000200UL -#define TCP_SOCKET__BIND 0x00000400UL -#define TCP_SOCKET__CONNECT 0x00000800UL -#define TCP_SOCKET__LISTEN 0x00001000UL -#define TCP_SOCKET__ACCEPT 0x00002000UL -#define TCP_SOCKET__GETOPT 0x00004000UL -#define TCP_SOCKET__SETOPT 0x00008000UL -#define TCP_SOCKET__SHUTDOWN 0x00010000UL -#define TCP_SOCKET__RECVFROM 0x00020000UL -#define TCP_SOCKET__SENDTO 0x00040000UL -#define TCP_SOCKET__RECV_MSG 0x00080000UL -#define TCP_SOCKET__SEND_MSG 0x00100000UL -#define TCP_SOCKET__NAME_BIND 0x00200000UL -#define TCP_SOCKET__CONNECTTO 0x00400000UL -#define TCP_SOCKET__NEWCONN 0x00800000UL -#define TCP_SOCKET__ACCEPTFROM 0x01000000UL -#define TCP_SOCKET__NODE_BIND 0x02000000UL -#define TCP_SOCKET__NAME_CONNECT 0x04000000UL -#define UDP_SOCKET__IOCTL 0x00000001UL -#define UDP_SOCKET__READ 0x00000002UL -#define UDP_SOCKET__WRITE 0x00000004UL -#define UDP_SOCKET__CREATE 0x00000008UL -#define UDP_SOCKET__GETATTR 0x00000010UL -#define UDP_SOCKET__SETATTR 0x00000020UL -#define UDP_SOCKET__LOCK 0x00000040UL -#define UDP_SOCKET__RELABELFROM 0x00000080UL -#define UDP_SOCKET__RELABELTO 0x00000100UL -#define UDP_SOCKET__APPEND 0x00000200UL -#define UDP_SOCKET__BIND 0x00000400UL -#define UDP_SOCKET__CONNECT 0x00000800UL -#define UDP_SOCKET__LISTEN 0x00001000UL -#define UDP_SOCKET__ACCEPT 0x00002000UL -#define UDP_SOCKET__GETOPT 0x00004000UL -#define UDP_SOCKET__SETOPT 0x00008000UL -#define UDP_SOCKET__SHUTDOWN 0x00010000UL -#define UDP_SOCKET__RECVFROM 0x00020000UL -#define UDP_SOCKET__SENDTO 0x00040000UL -#define UDP_SOCKET__RECV_MSG 0x00080000UL -#define UDP_SOCKET__SEND_MSG 0x00100000UL -#define UDP_SOCKET__NAME_BIND 0x00200000UL -#define UDP_SOCKET__NODE_BIND 0x00400000UL -#define RAWIP_SOCKET__IOCTL 0x00000001UL -#define RAWIP_SOCKET__READ 0x00000002UL -#define RAWIP_SOCKET__WRITE 0x00000004UL -#define RAWIP_SOCKET__CREATE 0x00000008UL -#define RAWIP_SOCKET__GETATTR 0x00000010UL -#define RAWIP_SOCKET__SETATTR 0x00000020UL -#define RAWIP_SOCKET__LOCK 0x00000040UL -#define RAWIP_SOCKET__RELABELFROM 0x00000080UL -#define RAWIP_SOCKET__RELABELTO 0x00000100UL -#define RAWIP_SOCKET__APPEND 0x00000200UL -#define RAWIP_SOCKET__BIND 0x00000400UL -#define RAWIP_SOCKET__CONNECT 0x00000800UL -#define RAWIP_SOCKET__LISTEN 0x00001000UL -#define RAWIP_SOCKET__ACCEPT 0x00002000UL -#define RAWIP_SOCKET__GETOPT 0x00004000UL -#define RAWIP_SOCKET__SETOPT 0x00008000UL -#define RAWIP_SOCKET__SHUTDOWN 0x00010000UL -#define RAWIP_SOCKET__RECVFROM 0x00020000UL -#define RAWIP_SOCKET__SENDTO 0x00040000UL -#define RAWIP_SOCKET__RECV_MSG 0x00080000UL -#define RAWIP_SOCKET__SEND_MSG 0x00100000UL -#define RAWIP_SOCKET__NAME_BIND 0x00200000UL -#define RAWIP_SOCKET__NODE_BIND 0x00400000UL -#define NODE__TCP_RECV 0x00000001UL -#define NODE__TCP_SEND 0x00000002UL -#define NODE__UDP_RECV 0x00000004UL -#define NODE__UDP_SEND 0x00000008UL -#define NODE__RAWIP_RECV 0x00000010UL -#define NODE__RAWIP_SEND 0x00000020UL -#define NODE__ENFORCE_DEST 0x00000040UL -#define NODE__DCCP_RECV 0x00000080UL -#define NODE__DCCP_SEND 0x00000100UL -#define NODE__RECVFROM 0x00000200UL -#define NODE__SENDTO 0x00000400UL -#define NETIF__TCP_RECV 0x00000001UL -#define NETIF__TCP_SEND 0x00000002UL -#define NETIF__UDP_RECV 0x00000004UL -#define NETIF__UDP_SEND 0x00000008UL -#define NETIF__RAWIP_RECV 0x00000010UL -#define NETIF__RAWIP_SEND 0x00000020UL -#define NETIF__DCCP_RECV 0x00000040UL -#define NETIF__DCCP_SEND 0x00000080UL -#define NETIF__INGRESS 0x00000100UL -#define NETIF__EGRESS 0x00000200UL -#define NETLINK_SOCKET__IOCTL 0x00000001UL -#define NETLINK_SOCKET__READ 0x00000002UL -#define NETLINK_SOCKET__WRITE 0x00000004UL -#define NETLINK_SOCKET__CREATE 0x00000008UL -#define NETLINK_SOCKET__GETATTR 0x00000010UL -#define NETLINK_SOCKET__SETATTR 0x00000020UL -#define NETLINK_SOCKET__LOCK 0x00000040UL -#define NETLINK_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_SOCKET__APPEND 0x00000200UL -#define NETLINK_SOCKET__BIND 0x00000400UL -#define NETLINK_SOCKET__CONNECT 0x00000800UL -#define NETLINK_SOCKET__LISTEN 0x00001000UL -#define NETLINK_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_SOCKET__GETOPT 0x00004000UL -#define NETLINK_SOCKET__SETOPT 0x00008000UL -#define NETLINK_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_SOCKET__SENDTO 0x00040000UL -#define NETLINK_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_SOCKET__NAME_BIND 0x00200000UL -#define PACKET_SOCKET__IOCTL 0x00000001UL -#define PACKET_SOCKET__READ 0x00000002UL -#define PACKET_SOCKET__WRITE 0x00000004UL -#define PACKET_SOCKET__CREATE 0x00000008UL -#define PACKET_SOCKET__GETATTR 0x00000010UL -#define PACKET_SOCKET__SETATTR 0x00000020UL -#define PACKET_SOCKET__LOCK 0x00000040UL -#define PACKET_SOCKET__RELABELFROM 0x00000080UL -#define PACKET_SOCKET__RELABELTO 0x00000100UL -#define PACKET_SOCKET__APPEND 0x00000200UL -#define PACKET_SOCKET__BIND 0x00000400UL -#define PACKET_SOCKET__CONNECT 0x00000800UL -#define PACKET_SOCKET__LISTEN 0x00001000UL -#define PACKET_SOCKET__ACCEPT 0x00002000UL -#define PACKET_SOCKET__GETOPT 0x00004000UL -#define PACKET_SOCKET__SETOPT 0x00008000UL -#define PACKET_SOCKET__SHUTDOWN 0x00010000UL -#define PACKET_SOCKET__RECVFROM 0x00020000UL -#define PACKET_SOCKET__SENDTO 0x00040000UL -#define PACKET_SOCKET__RECV_MSG 0x00080000UL -#define PACKET_SOCKET__SEND_MSG 0x00100000UL -#define PACKET_SOCKET__NAME_BIND 0x00200000UL -#define KEY_SOCKET__IOCTL 0x00000001UL -#define KEY_SOCKET__READ 0x00000002UL -#define KEY_SOCKET__WRITE 0x00000004UL -#define KEY_SOCKET__CREATE 0x00000008UL -#define KEY_SOCKET__GETATTR 0x00000010UL -#define KEY_SOCKET__SETATTR 0x00000020UL -#define KEY_SOCKET__LOCK 0x00000040UL -#define KEY_SOCKET__RELABELFROM 0x00000080UL -#define KEY_SOCKET__RELABELTO 0x00000100UL -#define KEY_SOCKET__APPEND 0x00000200UL -#define KEY_SOCKET__BIND 0x00000400UL -#define KEY_SOCKET__CONNECT 0x00000800UL -#define KEY_SOCKET__LISTEN 0x00001000UL -#define KEY_SOCKET__ACCEPT 0x00002000UL -#define KEY_SOCKET__GETOPT 0x00004000UL -#define KEY_SOCKET__SETOPT 0x00008000UL -#define KEY_SOCKET__SHUTDOWN 0x00010000UL -#define KEY_SOCKET__RECVFROM 0x00020000UL -#define KEY_SOCKET__SENDTO 0x00040000UL -#define KEY_SOCKET__RECV_MSG 0x00080000UL -#define KEY_SOCKET__SEND_MSG 0x00100000UL -#define KEY_SOCKET__NAME_BIND 0x00200000UL -#define UNIX_STREAM_SOCKET__IOCTL 0x00000001UL -#define UNIX_STREAM_SOCKET__READ 0x00000002UL -#define UNIX_STREAM_SOCKET__WRITE 0x00000004UL -#define UNIX_STREAM_SOCKET__CREATE 0x00000008UL -#define UNIX_STREAM_SOCKET__GETATTR 0x00000010UL -#define UNIX_STREAM_SOCKET__SETATTR 0x00000020UL -#define UNIX_STREAM_SOCKET__LOCK 0x00000040UL -#define UNIX_STREAM_SOCKET__RELABELFROM 0x00000080UL -#define UNIX_STREAM_SOCKET__RELABELTO 0x00000100UL -#define UNIX_STREAM_SOCKET__APPEND 0x00000200UL -#define UNIX_STREAM_SOCKET__BIND 0x00000400UL -#define UNIX_STREAM_SOCKET__CONNECT 0x00000800UL -#define UNIX_STREAM_SOCKET__LISTEN 0x00001000UL -#define UNIX_STREAM_SOCKET__ACCEPT 0x00002000UL -#define UNIX_STREAM_SOCKET__GETOPT 0x00004000UL -#define UNIX_STREAM_SOCKET__SETOPT 0x00008000UL -#define UNIX_STREAM_SOCKET__SHUTDOWN 0x00010000UL -#define UNIX_STREAM_SOCKET__RECVFROM 0x00020000UL -#define UNIX_STREAM_SOCKET__SENDTO 0x00040000UL -#define UNIX_STREAM_SOCKET__RECV_MSG 0x00080000UL -#define UNIX_STREAM_SOCKET__SEND_MSG 0x00100000UL -#define UNIX_STREAM_SOCKET__NAME_BIND 0x00200000UL -#define UNIX_STREAM_SOCKET__CONNECTTO 0x00400000UL -#define UNIX_STREAM_SOCKET__NEWCONN 0x00800000UL -#define UNIX_STREAM_SOCKET__ACCEPTFROM 0x01000000UL -#define UNIX_DGRAM_SOCKET__IOCTL 0x00000001UL -#define UNIX_DGRAM_SOCKET__READ 0x00000002UL -#define UNIX_DGRAM_SOCKET__WRITE 0x00000004UL -#define UNIX_DGRAM_SOCKET__CREATE 0x00000008UL -#define UNIX_DGRAM_SOCKET__GETATTR 0x00000010UL -#define UNIX_DGRAM_SOCKET__SETATTR 0x00000020UL -#define UNIX_DGRAM_SOCKET__LOCK 0x00000040UL -#define UNIX_DGRAM_SOCKET__RELABELFROM 0x00000080UL -#define UNIX_DGRAM_SOCKET__RELABELTO 0x00000100UL -#define UNIX_DGRAM_SOCKET__APPEND 0x00000200UL -#define UNIX_DGRAM_SOCKET__BIND 0x00000400UL -#define UNIX_DGRAM_SOCKET__CONNECT 0x00000800UL -#define UNIX_DGRAM_SOCKET__LISTEN 0x00001000UL -#define UNIX_DGRAM_SOCKET__ACCEPT 0x00002000UL -#define UNIX_DGRAM_SOCKET__GETOPT 0x00004000UL -#define UNIX_DGRAM_SOCKET__SETOPT 0x00008000UL -#define UNIX_DGRAM_SOCKET__SHUTDOWN 0x00010000UL -#define UNIX_DGRAM_SOCKET__RECVFROM 0x00020000UL -#define UNIX_DGRAM_SOCKET__SENDTO 0x00040000UL -#define UNIX_DGRAM_SOCKET__RECV_MSG 0x00080000UL -#define UNIX_DGRAM_SOCKET__SEND_MSG 0x00100000UL -#define UNIX_DGRAM_SOCKET__NAME_BIND 0x00200000UL -#define TUN_SOCKET__IOCTL 0x00000001UL -#define TUN_SOCKET__READ 0x00000002UL -#define TUN_SOCKET__WRITE 0x00000004UL -#define TUN_SOCKET__CREATE 0x00000008UL -#define TUN_SOCKET__GETATTR 0x00000010UL -#define TUN_SOCKET__SETATTR 0x00000020UL -#define TUN_SOCKET__LOCK 0x00000040UL -#define TUN_SOCKET__RELABELFROM 0x00000080UL -#define TUN_SOCKET__RELABELTO 0x00000100UL -#define TUN_SOCKET__APPEND 0x00000200UL -#define TUN_SOCKET__BIND 0x00000400UL -#define TUN_SOCKET__CONNECT 0x00000800UL -#define TUN_SOCKET__LISTEN 0x00001000UL -#define TUN_SOCKET__ACCEPT 0x00002000UL -#define TUN_SOCKET__GETOPT 0x00004000UL -#define TUN_SOCKET__SETOPT 0x00008000UL -#define TUN_SOCKET__SHUTDOWN 0x00010000UL -#define TUN_SOCKET__RECVFROM 0x00020000UL -#define TUN_SOCKET__SENDTO 0x00040000UL -#define TUN_SOCKET__RECV_MSG 0x00080000UL -#define TUN_SOCKET__SEND_MSG 0x00100000UL -#define TUN_SOCKET__NAME_BIND 0x00200000UL -#define PROCESS__FORK 0x00000001UL -#define PROCESS__TRANSITION 0x00000002UL -#define PROCESS__SIGCHLD 0x00000004UL -#define PROCESS__SIGKILL 0x00000008UL -#define PROCESS__SIGSTOP 0x00000010UL -#define PROCESS__SIGNULL 0x00000020UL -#define PROCESS__SIGNAL 0x00000040UL -#define PROCESS__PTRACE 0x00000080UL -#define PROCESS__GETSCHED 0x00000100UL -#define PROCESS__SETSCHED 0x00000200UL -#define PROCESS__GETSESSION 0x00000400UL -#define PROCESS__GETPGID 0x00000800UL -#define PROCESS__SETPGID 0x00001000UL -#define PROCESS__GETCAP 0x00002000UL -#define PROCESS__SETCAP 0x00004000UL -#define PROCESS__SHARE 0x00008000UL -#define PROCESS__GETATTR 0x00010000UL -#define PROCESS__SETEXEC 0x00020000UL -#define PROCESS__SETFSCREATE 0x00040000UL -#define PROCESS__NOATSECURE 0x00080000UL -#define PROCESS__SIGINH 0x00100000UL -#define PROCESS__SETRLIMIT 0x00200000UL -#define PROCESS__RLIMITINH 0x00400000UL -#define PROCESS__DYNTRANSITION 0x00800000UL -#define PROCESS__SETCURRENT 0x01000000UL -#define PROCESS__EXECMEM 0x02000000UL -#define PROCESS__EXECSTACK 0x04000000UL -#define PROCESS__EXECHEAP 0x08000000UL -#define PROCESS__SETKEYCREATE 0x10000000UL -#define PROCESS__SETSOCKCREATE 0x20000000UL -#define IPC__CREATE 0x00000001UL -#define IPC__DESTROY 0x00000002UL -#define IPC__GETATTR 0x00000004UL -#define IPC__SETATTR 0x00000008UL -#define IPC__READ 0x00000010UL -#define IPC__WRITE 0x00000020UL -#define IPC__ASSOCIATE 0x00000040UL -#define IPC__UNIX_READ 0x00000080UL -#define IPC__UNIX_WRITE 0x00000100UL -#define SEM__CREATE 0x00000001UL -#define SEM__DESTROY 0x00000002UL -#define SEM__GETATTR 0x00000004UL -#define SEM__SETATTR 0x00000008UL -#define SEM__READ 0x00000010UL -#define SEM__WRITE 0x00000020UL -#define SEM__ASSOCIATE 0x00000040UL -#define SEM__UNIX_READ 0x00000080UL -#define SEM__UNIX_WRITE 0x00000100UL -#define MSGQ__CREATE 0x00000001UL -#define MSGQ__DESTROY 0x00000002UL -#define MSGQ__GETATTR 0x00000004UL -#define MSGQ__SETATTR 0x00000008UL -#define MSGQ__READ 0x00000010UL -#define MSGQ__WRITE 0x00000020UL -#define MSGQ__ASSOCIATE 0x00000040UL -#define MSGQ__UNIX_READ 0x00000080UL -#define MSGQ__UNIX_WRITE 0x00000100UL -#define MSGQ__ENQUEUE 0x00000200UL -#define MSG__SEND 0x00000001UL -#define MSG__RECEIVE 0x00000002UL -#define SHM__CREATE 0x00000001UL -#define SHM__DESTROY 0x00000002UL -#define SHM__GETATTR 0x00000004UL -#define SHM__SETATTR 0x00000008UL -#define SHM__READ 0x00000010UL -#define SHM__WRITE 0x00000020UL -#define SHM__ASSOCIATE 0x00000040UL -#define SHM__UNIX_READ 0x00000080UL -#define SHM__UNIX_WRITE 0x00000100UL -#define SHM__LOCK 0x00000200UL -#define SECURITY__COMPUTE_AV 0x00000001UL -#define SECURITY__COMPUTE_CREATE 0x00000002UL -#define SECURITY__COMPUTE_MEMBER 0x00000004UL -#define SECURITY__CHECK_CONTEXT 0x00000008UL -#define SECURITY__LOAD_POLICY 0x00000010UL -#define SECURITY__COMPUTE_RELABEL 0x00000020UL -#define SECURITY__COMPUTE_USER 0x00000040UL -#define SECURITY__SETENFORCE 0x00000080UL -#define SECURITY__SETBOOL 0x00000100UL -#define SECURITY__SETSECPARAM 0x00000200UL -#define SECURITY__SETCHECKREQPROT 0x00000400UL -#define SYSTEM__IPC_INFO 0x00000001UL -#define SYSTEM__SYSLOG_READ 0x00000002UL -#define SYSTEM__SYSLOG_MOD 0x00000004UL -#define SYSTEM__SYSLOG_CONSOLE 0x00000008UL -#define SYSTEM__MODULE_REQUEST 0x00000010UL -#define CAPABILITY__CHOWN 0x00000001UL -#define CAPABILITY__DAC_OVERRIDE 0x00000002UL -#define CAPABILITY__DAC_READ_SEARCH 0x00000004UL -#define CAPABILITY__FOWNER 0x00000008UL -#define CAPABILITY__FSETID 0x00000010UL -#define CAPABILITY__KILL 0x00000020UL -#define CAPABILITY__SETGID 0x00000040UL -#define CAPABILITY__SETUID 0x00000080UL -#define CAPABILITY__SETPCAP 0x00000100UL -#define CAPABILITY__LINUX_IMMUTABLE 0x00000200UL -#define CAPABILITY__NET_BIND_SERVICE 0x00000400UL -#define CAPABILITY__NET_BROADCAST 0x00000800UL -#define CAPABILITY__NET_ADMIN 0x00001000UL -#define CAPABILITY__NET_RAW 0x00002000UL -#define CAPABILITY__IPC_LOCK 0x00004000UL -#define CAPABILITY__IPC_OWNER 0x00008000UL -#define CAPABILITY__SYS_MODULE 0x00010000UL -#define CAPABILITY__SYS_RAWIO 0x00020000UL -#define CAPABILITY__SYS_CHROOT 0x00040000UL -#define CAPABILITY__SYS_PTRACE 0x00080000UL -#define CAPABILITY__SYS_PACCT 0x00100000UL -#define CAPABILITY__SYS_ADMIN 0x00200000UL -#define CAPABILITY__SYS_BOOT 0x00400000UL -#define CAPABILITY__SYS_NICE 0x00800000UL -#define CAPABILITY__SYS_RESOURCE 0x01000000UL -#define CAPABILITY__SYS_TIME 0x02000000UL -#define CAPABILITY__SYS_TTY_CONFIG 0x04000000UL -#define CAPABILITY__MKNOD 0x08000000UL -#define CAPABILITY__LEASE 0x10000000UL -#define CAPABILITY__AUDIT_WRITE 0x20000000UL -#define CAPABILITY__AUDIT_CONTROL 0x40000000UL -#define CAPABILITY__SETFCAP 0x80000000UL -#define CAPABILITY2__MAC_OVERRIDE 0x00000001UL -#define CAPABILITY2__MAC_ADMIN 0x00000002UL -#define NETLINK_ROUTE_SOCKET__IOCTL 0x00000001UL -#define NETLINK_ROUTE_SOCKET__READ 0x00000002UL -#define NETLINK_ROUTE_SOCKET__WRITE 0x00000004UL -#define NETLINK_ROUTE_SOCKET__CREATE 0x00000008UL -#define NETLINK_ROUTE_SOCKET__GETATTR 0x00000010UL -#define NETLINK_ROUTE_SOCKET__SETATTR 0x00000020UL -#define NETLINK_ROUTE_SOCKET__LOCK 0x00000040UL -#define NETLINK_ROUTE_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_ROUTE_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_ROUTE_SOCKET__APPEND 0x00000200UL -#define NETLINK_ROUTE_SOCKET__BIND 0x00000400UL -#define NETLINK_ROUTE_SOCKET__CONNECT 0x00000800UL -#define NETLINK_ROUTE_SOCKET__LISTEN 0x00001000UL -#define NETLINK_ROUTE_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_ROUTE_SOCKET__GETOPT 0x00004000UL -#define NETLINK_ROUTE_SOCKET__SETOPT 0x00008000UL -#define NETLINK_ROUTE_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_ROUTE_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_ROUTE_SOCKET__SENDTO 0x00040000UL -#define NETLINK_ROUTE_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_ROUTE_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_ROUTE_SOCKET__NAME_BIND 0x00200000UL -#define NETLINK_ROUTE_SOCKET__NLMSG_READ 0x00400000UL -#define NETLINK_ROUTE_SOCKET__NLMSG_WRITE 0x00800000UL -#define NETLINK_FIREWALL_SOCKET__IOCTL 0x00000001UL -#define NETLINK_FIREWALL_SOCKET__READ 0x00000002UL -#define NETLINK_FIREWALL_SOCKET__WRITE 0x00000004UL -#define NETLINK_FIREWALL_SOCKET__CREATE 0x00000008UL -#define NETLINK_FIREWALL_SOCKET__GETATTR 0x00000010UL -#define NETLINK_FIREWALL_SOCKET__SETATTR 0x00000020UL -#define NETLINK_FIREWALL_SOCKET__LOCK 0x00000040UL -#define NETLINK_FIREWALL_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_FIREWALL_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_FIREWALL_SOCKET__APPEND 0x00000200UL -#define NETLINK_FIREWALL_SOCKET__BIND 0x00000400UL -#define NETLINK_FIREWALL_SOCKET__CONNECT 0x00000800UL -#define NETLINK_FIREWALL_SOCKET__LISTEN 0x00001000UL -#define NETLINK_FIREWALL_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_FIREWALL_SOCKET__GETOPT 0x00004000UL -#define NETLINK_FIREWALL_SOCKET__SETOPT 0x00008000UL -#define NETLINK_FIREWALL_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_FIREWALL_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_FIREWALL_SOCKET__SENDTO 0x00040000UL -#define NETLINK_FIREWALL_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_FIREWALL_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_FIREWALL_SOCKET__NAME_BIND 0x00200000UL -#define NETLINK_FIREWALL_SOCKET__NLMSG_READ 0x00400000UL -#define NETLINK_FIREWALL_SOCKET__NLMSG_WRITE 0x00800000UL -#define NETLINK_TCPDIAG_SOCKET__IOCTL 0x00000001UL -#define NETLINK_TCPDIAG_SOCKET__READ 0x00000002UL -#define NETLINK_TCPDIAG_SOCKET__WRITE 0x00000004UL -#define NETLINK_TCPDIAG_SOCKET__CREATE 0x00000008UL -#define NETLINK_TCPDIAG_SOCKET__GETATTR 0x00000010UL -#define NETLINK_TCPDIAG_SOCKET__SETATTR 0x00000020UL -#define NETLINK_TCPDIAG_SOCKET__LOCK 0x00000040UL -#define NETLINK_TCPDIAG_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_TCPDIAG_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_TCPDIAG_SOCKET__APPEND 0x00000200UL -#define NETLINK_TCPDIAG_SOCKET__BIND 0x00000400UL -#define NETLINK_TCPDIAG_SOCKET__CONNECT 0x00000800UL -#define NETLINK_TCPDIAG_SOCKET__LISTEN 0x00001000UL -#define NETLINK_TCPDIAG_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_TCPDIAG_SOCKET__GETOPT 0x00004000UL -#define NETLINK_TCPDIAG_SOCKET__SETOPT 0x00008000UL -#define NETLINK_TCPDIAG_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_TCPDIAG_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_TCPDIAG_SOCKET__SENDTO 0x00040000UL -#define NETLINK_TCPDIAG_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_TCPDIAG_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_TCPDIAG_SOCKET__NAME_BIND 0x00200000UL -#define NETLINK_TCPDIAG_SOCKET__NLMSG_READ 0x00400000UL -#define NETLINK_TCPDIAG_SOCKET__NLMSG_WRITE 0x00800000UL -#define NETLINK_NFLOG_SOCKET__IOCTL 0x00000001UL -#define NETLINK_NFLOG_SOCKET__READ 0x00000002UL -#define NETLINK_NFLOG_SOCKET__WRITE 0x00000004UL -#define NETLINK_NFLOG_SOCKET__CREATE 0x00000008UL -#define NETLINK_NFLOG_SOCKET__GETATTR 0x00000010UL -#define NETLINK_NFLOG_SOCKET__SETATTR 0x00000020UL -#define NETLINK_NFLOG_SOCKET__LOCK 0x00000040UL -#define NETLINK_NFLOG_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_NFLOG_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_NFLOG_SOCKET__APPEND 0x00000200UL -#define NETLINK_NFLOG_SOCKET__BIND 0x00000400UL -#define NETLINK_NFLOG_SOCKET__CONNECT 0x00000800UL -#define NETLINK_NFLOG_SOCKET__LISTEN 0x00001000UL -#define NETLINK_NFLOG_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_NFLOG_SOCKET__GETOPT 0x00004000UL -#define NETLINK_NFLOG_SOCKET__SETOPT 0x00008000UL -#define NETLINK_NFLOG_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_NFLOG_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_NFLOG_SOCKET__SENDTO 0x00040000UL -#define NETLINK_NFLOG_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_NFLOG_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_NFLOG_SOCKET__NAME_BIND 0x00200000UL -#define NETLINK_XFRM_SOCKET__IOCTL 0x00000001UL -#define NETLINK_XFRM_SOCKET__READ 0x00000002UL -#define NETLINK_XFRM_SOCKET__WRITE 0x00000004UL -#define NETLINK_XFRM_SOCKET__CREATE 0x00000008UL -#define NETLINK_XFRM_SOCKET__GETATTR 0x00000010UL -#define NETLINK_XFRM_SOCKET__SETATTR 0x00000020UL -#define NETLINK_XFRM_SOCKET__LOCK 0x00000040UL -#define NETLINK_XFRM_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_XFRM_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_XFRM_SOCKET__APPEND 0x00000200UL -#define NETLINK_XFRM_SOCKET__BIND 0x00000400UL -#define NETLINK_XFRM_SOCKET__CONNECT 0x00000800UL -#define NETLINK_XFRM_SOCKET__LISTEN 0x00001000UL -#define NETLINK_XFRM_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_XFRM_SOCKET__GETOPT 0x00004000UL -#define NETLINK_XFRM_SOCKET__SETOPT 0x00008000UL -#define NETLINK_XFRM_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_XFRM_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_XFRM_SOCKET__SENDTO 0x00040000UL -#define NETLINK_XFRM_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_XFRM_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_XFRM_SOCKET__NAME_BIND 0x00200000UL -#define NETLINK_XFRM_SOCKET__NLMSG_READ 0x00400000UL -#define NETLINK_XFRM_SOCKET__NLMSG_WRITE 0x00800000UL -#define NETLINK_SELINUX_SOCKET__IOCTL 0x00000001UL -#define NETLINK_SELINUX_SOCKET__READ 0x00000002UL -#define NETLINK_SELINUX_SOCKET__WRITE 0x00000004UL -#define NETLINK_SELINUX_SOCKET__CREATE 0x00000008UL -#define NETLINK_SELINUX_SOCKET__GETATTR 0x00000010UL -#define NETLINK_SELINUX_SOCKET__SETATTR 0x00000020UL -#define NETLINK_SELINUX_SOCKET__LOCK 0x00000040UL -#define NETLINK_SELINUX_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_SELINUX_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_SELINUX_SOCKET__APPEND 0x00000200UL -#define NETLINK_SELINUX_SOCKET__BIND 0x00000400UL -#define NETLINK_SELINUX_SOCKET__CONNECT 0x00000800UL -#define NETLINK_SELINUX_SOCKET__LISTEN 0x00001000UL -#define NETLINK_SELINUX_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_SELINUX_SOCKET__GETOPT 0x00004000UL -#define NETLINK_SELINUX_SOCKET__SETOPT 0x00008000UL -#define NETLINK_SELINUX_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_SELINUX_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_SELINUX_SOCKET__SENDTO 0x00040000UL -#define NETLINK_SELINUX_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_SELINUX_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_SELINUX_SOCKET__NAME_BIND 0x00200000UL -#define NETLINK_AUDIT_SOCKET__IOCTL 0x00000001UL -#define NETLINK_AUDIT_SOCKET__READ 0x00000002UL -#define NETLINK_AUDIT_SOCKET__WRITE 0x00000004UL -#define NETLINK_AUDIT_SOCKET__CREATE 0x00000008UL -#define NETLINK_AUDIT_SOCKET__GETATTR 0x00000010UL -#define NETLINK_AUDIT_SOCKET__SETATTR 0x00000020UL -#define NETLINK_AUDIT_SOCKET__LOCK 0x00000040UL -#define NETLINK_AUDIT_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_AUDIT_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_AUDIT_SOCKET__APPEND 0x00000200UL -#define NETLINK_AUDIT_SOCKET__BIND 0x00000400UL -#define NETLINK_AUDIT_SOCKET__CONNECT 0x00000800UL -#define NETLINK_AUDIT_SOCKET__LISTEN 0x00001000UL -#define NETLINK_AUDIT_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_AUDIT_SOCKET__GETOPT 0x00004000UL -#define NETLINK_AUDIT_SOCKET__SETOPT 0x00008000UL -#define NETLINK_AUDIT_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_AUDIT_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_AUDIT_SOCKET__SENDTO 0x00040000UL -#define NETLINK_AUDIT_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_AUDIT_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_AUDIT_SOCKET__NAME_BIND 0x00200000UL -#define NETLINK_AUDIT_SOCKET__NLMSG_READ 0x00400000UL -#define NETLINK_AUDIT_SOCKET__NLMSG_WRITE 0x00800000UL -#define NETLINK_AUDIT_SOCKET__NLMSG_RELAY 0x01000000UL -#define NETLINK_AUDIT_SOCKET__NLMSG_READPRIV 0x02000000UL -#define NETLINK_AUDIT_SOCKET__NLMSG_TTY_AUDIT 0x04000000UL -#define NETLINK_IP6FW_SOCKET__IOCTL 0x00000001UL -#define NETLINK_IP6FW_SOCKET__READ 0x00000002UL -#define NETLINK_IP6FW_SOCKET__WRITE 0x00000004UL -#define NETLINK_IP6FW_SOCKET__CREATE 0x00000008UL -#define NETLINK_IP6FW_SOCKET__GETATTR 0x00000010UL -#define NETLINK_IP6FW_SOCKET__SETATTR 0x00000020UL -#define NETLINK_IP6FW_SOCKET__LOCK 0x00000040UL -#define NETLINK_IP6FW_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_IP6FW_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_IP6FW_SOCKET__APPEND 0x00000200UL -#define NETLINK_IP6FW_SOCKET__BIND 0x00000400UL -#define NETLINK_IP6FW_SOCKET__CONNECT 0x00000800UL -#define NETLINK_IP6FW_SOCKET__LISTEN 0x00001000UL -#define NETLINK_IP6FW_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_IP6FW_SOCKET__GETOPT 0x00004000UL -#define NETLINK_IP6FW_SOCKET__SETOPT 0x00008000UL -#define NETLINK_IP6FW_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_IP6FW_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_IP6FW_SOCKET__SENDTO 0x00040000UL -#define NETLINK_IP6FW_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_IP6FW_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_IP6FW_SOCKET__NAME_BIND 0x00200000UL -#define NETLINK_IP6FW_SOCKET__NLMSG_READ 0x00400000UL -#define NETLINK_IP6FW_SOCKET__NLMSG_WRITE 0x00800000UL -#define NETLINK_DNRT_SOCKET__IOCTL 0x00000001UL -#define NETLINK_DNRT_SOCKET__READ 0x00000002UL -#define NETLINK_DNRT_SOCKET__WRITE 0x00000004UL -#define NETLINK_DNRT_SOCKET__CREATE 0x00000008UL -#define NETLINK_DNRT_SOCKET__GETATTR 0x00000010UL -#define NETLINK_DNRT_SOCKET__SETATTR 0x00000020UL -#define NETLINK_DNRT_SOCKET__LOCK 0x00000040UL -#define NETLINK_DNRT_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_DNRT_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_DNRT_SOCKET__APPEND 0x00000200UL -#define NETLINK_DNRT_SOCKET__BIND 0x00000400UL -#define NETLINK_DNRT_SOCKET__CONNECT 0x00000800UL -#define NETLINK_DNRT_SOCKET__LISTEN 0x00001000UL -#define NETLINK_DNRT_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_DNRT_SOCKET__GETOPT 0x00004000UL -#define NETLINK_DNRT_SOCKET__SETOPT 0x00008000UL -#define NETLINK_DNRT_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_DNRT_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_DNRT_SOCKET__SENDTO 0x00040000UL -#define NETLINK_DNRT_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_DNRT_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_DNRT_SOCKET__NAME_BIND 0x00200000UL -#define ASSOCIATION__SENDTO 0x00000001UL -#define ASSOCIATION__RECVFROM 0x00000002UL -#define ASSOCIATION__SETCONTEXT 0x00000004UL -#define ASSOCIATION__POLMATCH 0x00000008UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__IOCTL 0x00000001UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__READ 0x00000002UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__WRITE 0x00000004UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__CREATE 0x00000008UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__GETATTR 0x00000010UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__SETATTR 0x00000020UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__LOCK 0x00000040UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__RELABELFROM 0x00000080UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__RELABELTO 0x00000100UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__APPEND 0x00000200UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__BIND 0x00000400UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__CONNECT 0x00000800UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__LISTEN 0x00001000UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__ACCEPT 0x00002000UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__GETOPT 0x00004000UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__SETOPT 0x00008000UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__SHUTDOWN 0x00010000UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__RECVFROM 0x00020000UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__SENDTO 0x00040000UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__RECV_MSG 0x00080000UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__SEND_MSG 0x00100000UL -#define NETLINK_KOBJECT_UEVENT_SOCKET__NAME_BIND 0x00200000UL -#define APPLETALK_SOCKET__IOCTL 0x00000001UL -#define APPLETALK_SOCKET__READ 0x00000002UL -#define APPLETALK_SOCKET__WRITE 0x00000004UL -#define APPLETALK_SOCKET__CREATE 0x00000008UL -#define APPLETALK_SOCKET__GETATTR 0x00000010UL -#define APPLETALK_SOCKET__SETATTR 0x00000020UL -#define APPLETALK_SOCKET__LOCK 0x00000040UL -#define APPLETALK_SOCKET__RELABELFROM 0x00000080UL -#define APPLETALK_SOCKET__RELABELTO 0x00000100UL -#define APPLETALK_SOCKET__APPEND 0x00000200UL -#define APPLETALK_SOCKET__BIND 0x00000400UL -#define APPLETALK_SOCKET__CONNECT 0x00000800UL -#define APPLETALK_SOCKET__LISTEN 0x00001000UL -#define APPLETALK_SOCKET__ACCEPT 0x00002000UL -#define APPLETALK_SOCKET__GETOPT 0x00004000UL -#define APPLETALK_SOCKET__SETOPT 0x00008000UL -#define APPLETALK_SOCKET__SHUTDOWN 0x00010000UL -#define APPLETALK_SOCKET__RECVFROM 0x00020000UL -#define APPLETALK_SOCKET__SENDTO 0x00040000UL -#define APPLETALK_SOCKET__RECV_MSG 0x00080000UL -#define APPLETALK_SOCKET__SEND_MSG 0x00100000UL -#define APPLETALK_SOCKET__NAME_BIND 0x00200000UL -#define PACKET__SEND 0x00000001UL -#define PACKET__RECV 0x00000002UL -#define PACKET__RELABELTO 0x00000004UL -#define PACKET__FLOW_IN 0x00000008UL -#define PACKET__FLOW_OUT 0x00000010UL -#define PACKET__FORWARD_IN 0x00000020UL -#define PACKET__FORWARD_OUT 0x00000040UL -#define KEY__VIEW 0x00000001UL -#define KEY__READ 0x00000002UL -#define KEY__WRITE 0x00000004UL -#define KEY__SEARCH 0x00000008UL -#define KEY__LINK 0x00000010UL -#define KEY__SETATTR 0x00000020UL -#define KEY__CREATE 0x00000040UL -#define DCCP_SOCKET__IOCTL 0x00000001UL -#define DCCP_SOCKET__READ 0x00000002UL -#define DCCP_SOCKET__WRITE 0x00000004UL -#define DCCP_SOCKET__CREATE 0x00000008UL -#define DCCP_SOCKET__GETATTR 0x00000010UL -#define DCCP_SOCKET__SETATTR 0x00000020UL -#define DCCP_SOCKET__LOCK 0x00000040UL -#define DCCP_SOCKET__RELABELFROM 0x00000080UL -#define DCCP_SOCKET__RELABELTO 0x00000100UL -#define DCCP_SOCKET__APPEND 0x00000200UL -#define DCCP_SOCKET__BIND 0x00000400UL -#define DCCP_SOCKET__CONNECT 0x00000800UL -#define DCCP_SOCKET__LISTEN 0x00001000UL -#define DCCP_SOCKET__ACCEPT 0x00002000UL -#define DCCP_SOCKET__GETOPT 0x00004000UL -#define DCCP_SOCKET__SETOPT 0x00008000UL -#define DCCP_SOCKET__SHUTDOWN 0x00010000UL -#define DCCP_SOCKET__RECVFROM 0x00020000UL -#define DCCP_SOCKET__SENDTO 0x00040000UL -#define DCCP_SOCKET__RECV_MSG 0x00080000UL -#define DCCP_SOCKET__SEND_MSG 0x00100000UL -#define DCCP_SOCKET__NAME_BIND 0x00200000UL -#define DCCP_SOCKET__NODE_BIND 0x00400000UL -#define DCCP_SOCKET__NAME_CONNECT 0x00800000UL -#define MEMPROTECT__MMAP_ZERO 0x00000001UL -#define PEER__RECV 0x00000001UL -#define KERNEL_SERVICE__USE_AS_OVERRIDE 0x00000001UL -#define KERNEL_SERVICE__CREATE_FILES_AS 0x00000002UL diff --git a/security/selinux/include/avc_ss.h b/security/selinux/include/avc_ss.h index bb1ec80..4677aa5 100644 --- a/security/selinux/include/avc_ss.h +++ b/security/selinux/include/avc_ss.h @@ -10,26 +10,13 @@ int avc_ss_reset(u32 seqno); -struct av_perm_to_string { - u16 tclass; - u32 value; +/* Class/perm mapping support */ +struct security_class_mapping { const char *name; + const char *perms[sizeof(u32) * 8 + 1]; }; -struct av_inherit { - const char **common_pts; - u32 common_base; - u16 tclass; -}; - -struct selinux_class_perm { - const struct av_perm_to_string *av_perm_to_string; - u32 av_pts_len; - u32 cts_len; - const char **class_to_string; - const struct av_inherit *av_inherit; - u32 av_inherit_len; -}; +extern struct security_class_mapping secclass_map[]; #endif /* _SELINUX_AVC_SS_H_ */ diff --git a/security/selinux/include/class_to_string.h b/security/selinux/include/class_to_string.h deleted file mode 100644 index 7ab9299..0000000 --- a/security/selinux/include/class_to_string.h +++ /dev/null @@ -1,80 +0,0 @@ -/* This file is automatically generated. Do not edit. */ -/* - * Security object class definitions - */ - S_(NULL) - S_("security") - S_("process") - S_("system") - S_("capability") - S_("filesystem") - S_("file") - S_("dir") - S_("fd") - S_("lnk_file") - S_("chr_file") - S_("blk_file") - S_("sock_file") - S_("fifo_file") - S_("socket") - S_("tcp_socket") - S_("udp_socket") - S_("rawip_socket") - S_("node") - S_("netif") - S_("netlink_socket") - S_("packet_socket") - S_("key_socket") - S_("unix_stream_socket") - S_("unix_dgram_socket") - S_("sem") - S_("msg") - S_("msgq") - S_("shm") - S_("ipc") - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_("netlink_route_socket") - S_("netlink_firewall_socket") - S_("netlink_tcpdiag_socket") - S_("netlink_nflog_socket") - S_("netlink_xfrm_socket") - S_("netlink_selinux_socket") - S_("netlink_audit_socket") - S_("netlink_ip6fw_socket") - S_("netlink_dnrt_socket") - S_(NULL) - S_(NULL) - S_("association") - S_("netlink_kobject_uevent_socket") - S_("appletalk_socket") - S_("packet") - S_("key") - S_(NULL) - S_("dccp_socket") - S_("memprotect") - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_("peer") - S_("capability2") - S_(NULL) - S_(NULL) - S_(NULL) - S_(NULL) - S_("kernel_service") - S_("tun_socket") diff --git a/security/selinux/include/classmap.h b/security/selinux/include/classmap.h new file mode 100644 index 0000000..8b32e95 --- /dev/null +++ b/security/selinux/include/classmap.h @@ -0,0 +1,150 @@ +#define COMMON_FILE_SOCK_PERMS "ioctl", "read", "write", "create", \ + "getattr", "setattr", "lock", "relabelfrom", "relabelto", "append" + +#define COMMON_FILE_PERMS COMMON_FILE_SOCK_PERMS, "unlink", "link", \ + "rename", "execute", "swapon", "quotaon", "mounton" + +#define COMMON_SOCK_PERMS COMMON_FILE_SOCK_PERMS, "bind", "connect", \ + "listen", "accept", "getopt", "setopt", "shutdown", "recvfrom", \ + "sendto", "recv_msg", "send_msg", "name_bind" + +#define COMMON_IPC_PERMS "create", "destroy", "getattr", "setattr", "read", \ + "write", "associate", "unix_read", "unix_write" + +struct security_class_mapping secclass_map[] = { + { "security", + { "compute_av", "compute_create", "compute_member", + "check_context", "load_policy", "compute_relabel", + "compute_user", "setenforce", "setbool", "setsecparam", + "setcheckreqprot", NULL } }, + { "process", + { "fork", "transition", "sigchld", "sigkill", + "sigstop", "signull", "signal", "ptrace", "getsched", "setsched", + "getsession", "getpgid", "setpgid", "getcap", "setcap", "share", + "getattr", "setexec", "setfscreate", "noatsecure", "siginh", + "setrlimit", "rlimitinh", "dyntransition", "setcurrent", + "execmem", "execstack", "execheap", "setkeycreate", + "setsockcreate", NULL } }, + { "system", + { "ipc_info", "syslog_read", "syslog_mod", + "syslog_console", "module_request", NULL } }, + { "capability", + { "chown", "dac_override", "dac_read_search", + "fowner", "fsetid", "kill", "setgid", "setuid", "setpcap", + "linux_immutable", "net_bind_service", "net_broadcast", + "net_admin", "net_raw", "ipc_lock", "ipc_owner", "sys_module", + "sys_rawio", "sys_chroot", "sys_ptrace", "sys_pacct", "sys_admin", + "sys_boot", "sys_nice", "sys_resource", "sys_time", + "sys_tty_config", "mknod", "lease", "audit_write", + "audit_control", "setfcap", NULL } }, + { "filesystem", + { "mount", "remount", "unmount", "getattr", + "relabelfrom", "relabelto", "transition", "associate", "quotamod", + "quotaget", NULL } }, + { "file", + { COMMON_FILE_PERMS, + "execute_no_trans", "entrypoint", "execmod", "open", NULL } }, + { "dir", + { COMMON_FILE_PERMS, "add_name", "remove_name", + "reparent", "search", "rmdir", "open", NULL } }, + { "fd", { "use", NULL } }, + { "lnk_file", + { COMMON_FILE_PERMS, NULL } }, + { "chr_file", + { COMMON_FILE_PERMS, + "execute_no_trans", "entrypoint", "execmod", "open", NULL } }, + { "blk_file", + { COMMON_FILE_PERMS, "open", NULL } }, + { "sock_file", + { COMMON_FILE_PERMS, "open", NULL } }, + { "fifo_file", + { COMMON_FILE_PERMS, "open", NULL } }, + { "socket", + { COMMON_SOCK_PERMS, NULL } }, + { "tcp_socket", + { COMMON_SOCK_PERMS, + "connectto", "newconn", "acceptfrom", "node_bind", "name_connect", + NULL } }, + { "udp_socket", + { COMMON_SOCK_PERMS, + "node_bind", NULL } }, + { "rawip_socket", + { COMMON_SOCK_PERMS, + "node_bind", NULL } }, + { "node", + { "tcp_recv", "tcp_send", "udp_recv", "udp_send", + "rawip_recv", "rawip_send", "enforce_dest", + "dccp_recv", "dccp_send", "recvfrom", "sendto", NULL } }, + { "netif", + { "tcp_recv", "tcp_send", "udp_recv", "udp_send", + "rawip_recv", "rawip_send", "dccp_recv", "dccp_send", + "ingress", "egress", NULL } }, + { "netlink_socket", + { COMMON_SOCK_PERMS, NULL } }, + { "packet_socket", + { COMMON_SOCK_PERMS, NULL } }, + { "key_socket", + { COMMON_SOCK_PERMS, NULL } }, + { "unix_stream_socket", + { COMMON_SOCK_PERMS, "connectto", "newconn", "acceptfrom", NULL + } }, + { "unix_dgram_socket", + { COMMON_SOCK_PERMS, NULL + } }, + { "sem", + { COMMON_IPC_PERMS, NULL } }, + { "msg", { "send", "receive", NULL } }, + { "msgq", + { COMMON_IPC_PERMS, "enqueue", NULL } }, + { "shm", + { COMMON_IPC_PERMS, "lock", NULL } }, + { "ipc", + { COMMON_IPC_PERMS, NULL } }, + { "netlink_route_socket", + { COMMON_SOCK_PERMS, + "nlmsg_read", "nlmsg_write", NULL } }, + { "netlink_firewall_socket", + { COMMON_SOCK_PERMS, + "nlmsg_read", "nlmsg_write", NULL } }, + { "netlink_tcpdiag_socket", + { COMMON_SOCK_PERMS, + "nlmsg_read", "nlmsg_write", NULL } }, + { "netlink_nflog_socket", + { COMMON_SOCK_PERMS, NULL } }, + { "netlink_xfrm_socket", + { COMMON_SOCK_PERMS, + "nlmsg_read", "nlmsg_write", NULL } }, + { "netlink_selinux_socket", + { COMMON_SOCK_PERMS, NULL } }, + { "netlink_audit_socket", + { COMMON_SOCK_PERMS, + "nlmsg_read", "nlmsg_write", "nlmsg_relay", "nlmsg_readpriv", + "nlmsg_tty_audit", NULL } }, + { "netlink_ip6fw_socket", + { COMMON_SOCK_PERMS, + "nlmsg_read", "nlmsg_write", NULL } }, + { "netlink_dnrt_socket", + { COMMON_SOCK_PERMS, NULL } }, + { "association", + { "sendto", "recvfrom", "setcontext", "polmatch", NULL } }, + { "netlink_kobject_uevent_socket", + { COMMON_SOCK_PERMS, NULL } }, + { "appletalk_socket", + { COMMON_SOCK_PERMS, NULL } }, + { "packet", + { "send", "recv", "relabelto", "flow_in", "flow_out", + "forward_in", "forward_out", NULL } }, + { "key", + { "view", "read", "write", "search", "link", "setattr", "create", + NULL } }, + { "dccp_socket", + { COMMON_SOCK_PERMS, + "node_bind", "name_connect", NULL } }, + { "memprotect", { "mmap_zero", NULL } }, + { "peer", { "recv", NULL } }, + { "capability2", { "mac_override", "mac_admin", NULL } }, + { "kernel_service", { "use_as_override", "create_files_as", NULL } }, + { "tun_socket", + { COMMON_SOCK_PERMS, NULL } }, + { NULL } + }; diff --git a/security/selinux/include/common_perm_to_string.h b/security/selinux/include/common_perm_to_string.h deleted file mode 100644 index ce5b6e2f..0000000 --- a/security/selinux/include/common_perm_to_string.h +++ /dev/null @@ -1,58 +0,0 @@ -/* This file is automatically generated. Do not edit. */ -TB_(common_file_perm_to_string) - S_("ioctl") - S_("read") - S_("write") - S_("create") - S_("getattr") - S_("setattr") - S_("lock") - S_("relabelfrom") - S_("relabelto") - S_("append") - S_("unlink") - S_("link") - S_("rename") - S_("execute") - S_("swapon") - S_("quotaon") - S_("mounton") -TE_(common_file_perm_to_string) - -TB_(common_socket_perm_to_string) - S_("ioctl") - S_("read") - S_("write") - S_("create") - S_("getattr") - S_("setattr") - S_("lock") - S_("relabelfrom") - S_("relabelto") - S_("append") - S_("bind") - S_("connect") - S_("listen") - S_("accept") - S_("getopt") - S_("setopt") - S_("shutdown") - S_("recvfrom") - S_("sendto") - S_("recv_msg") - S_("send_msg") - S_("name_bind") -TE_(common_socket_perm_to_string) - -TB_(common_ipc_perm_to_string) - S_("create") - S_("destroy") - S_("getattr") - S_("setattr") - S_("read") - S_("write") - S_("associate") - S_("unix_read") - S_("unix_write") -TE_(common_ipc_perm_to_string) - diff --git a/security/selinux/include/flask.h b/security/selinux/include/flask.h deleted file mode 100644 index f248500..0000000 --- a/security/selinux/include/flask.h +++ /dev/null @@ -1,91 +0,0 @@ -/* This file is automatically generated. Do not edit. */ -#ifndef _SELINUX_FLASK_H_ -#define _SELINUX_FLASK_H_ - -/* - * Security object class definitions - */ -#define SECCLASS_SECURITY 1 -#define SECCLASS_PROCESS 2 -#define SECCLASS_SYSTEM 3 -#define SECCLASS_CAPABILITY 4 -#define SECCLASS_FILESYSTEM 5 -#define SECCLASS_FILE 6 -#define SECCLASS_DIR 7 -#define SECCLASS_FD 8 -#define SECCLASS_LNK_FILE 9 -#define SECCLASS_CHR_FILE 10 -#define SECCLASS_BLK_FILE 11 -#define SECCLASS_SOCK_FILE 12 -#define SECCLASS_FIFO_FILE 13 -#define SECCLASS_SOCKET 14 -#define SECCLASS_TCP_SOCKET 15 -#define SECCLASS_UDP_SOCKET 16 -#define SECCLASS_RAWIP_SOCKET 17 -#define SECCLASS_NODE 18 -#define SECCLASS_NETIF 19 -#define SECCLASS_NETLINK_SOCKET 20 -#define SECCLASS_PACKET_SOCKET 21 -#define SECCLASS_KEY_SOCKET 22 -#define SECCLASS_UNIX_STREAM_SOCKET 23 -#define SECCLASS_UNIX_DGRAM_SOCKET 24 -#define SECCLASS_SEM 25 -#define SECCLASS_MSG 26 -#define SECCLASS_MSGQ 27 -#define SECCLASS_SHM 28 -#define SECCLASS_IPC 29 -#define SECCLASS_NETLINK_ROUTE_SOCKET 43 -#define SECCLASS_NETLINK_FIREWALL_SOCKET 44 -#define SECCLASS_NETLINK_TCPDIAG_SOCKET 45 -#define SECCLASS_NETLINK_NFLOG_SOCKET 46 -#define SECCLASS_NETLINK_XFRM_SOCKET 47 -#define SECCLASS_NETLINK_SELINUX_SOCKET 48 -#define SECCLASS_NETLINK_AUDIT_SOCKET 49 -#define SECCLASS_NETLINK_IP6FW_SOCKET 50 -#define SECCLASS_NETLINK_DNRT_SOCKET 51 -#define SECCLASS_ASSOCIATION 54 -#define SECCLASS_NETLINK_KOBJECT_UEVENT_SOCKET 55 -#define SECCLASS_APPLETALK_SOCKET 56 -#define SECCLASS_PACKET 57 -#define SECCLASS_KEY 58 -#define SECCLASS_DCCP_SOCKET 60 -#define SECCLASS_MEMPROTECT 61 -#define SECCLASS_PEER 68 -#define SECCLASS_CAPABILITY2 69 -#define SECCLASS_KERNEL_SERVICE 74 -#define SECCLASS_TUN_SOCKET 75 - -/* - * Security identifier indices for initial entities - */ -#define SECINITSID_KERNEL 1 -#define SECINITSID_SECURITY 2 -#define SECINITSID_UNLABELED 3 -#define SECINITSID_FS 4 -#define SECINITSID_FILE 5 -#define SECINITSID_FILE_LABELS 6 -#define SECINITSID_INIT 7 -#define SECINITSID_ANY_SOCKET 8 -#define SECINITSID_PORT 9 -#define SECINITSID_NETIF 10 -#define SECINITSID_NETMSG 11 -#define SECINITSID_NODE 12 -#define SECINITSID_IGMP_PACKET 13 -#define SECINITSID_ICMP_SOCKET 14 -#define SECINITSID_TCP_SOCKET 15 -#define SECINITSID_SYSCTL_MODPROBE 16 -#define SECINITSID_SYSCTL 17 -#define SECINITSID_SYSCTL_FS 18 -#define SECINITSID_SYSCTL_KERNEL 19 -#define SECINITSID_SYSCTL_NET 20 -#define SECINITSID_SYSCTL_NET_UNIX 21 -#define SECINITSID_SYSCTL_VM 22 -#define SECINITSID_SYSCTL_DEV 23 -#define SECINITSID_KMOD 24 -#define SECINITSID_POLICY 25 -#define SECINITSID_SCMP_PACKET 26 -#define SECINITSID_DEVNULL 27 - -#define SECINITSID_NUM 27 - -#endif diff --git a/security/selinux/include/security.h b/security/selinux/include/security.h index ca83579..2553266 100644 --- a/security/selinux/include/security.h +++ b/security/selinux/include/security.h @@ -97,11 +97,18 @@ struct av_decision { #define AVD_FLAGS_PERMISSIVE 0x0001 int security_compute_av(u32 ssid, u32 tsid, - u16 tclass, u32 requested, - struct av_decision *avd); + u16 tclass, u32 requested, + struct av_decision *avd); + +int security_compute_av_user(u32 ssid, u32 tsid, + u16 tclass, u32 requested, + struct av_decision *avd); int security_transition_sid(u32 ssid, u32 tsid, - u16 tclass, u32 *out_sid); + u16 tclass, u32 *out_sid); + +int security_transition_sid_user(u32 ssid, u32 tsid, + u16 tclass, u32 *out_sid); int security_member_sid(u32 ssid, u32 tsid, u16 tclass, u32 *out_sid); diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c index b4fc506..fab36fd 100644 --- a/security/selinux/selinuxfs.c +++ b/security/selinux/selinuxfs.c @@ -522,7 +522,7 @@ static ssize_t sel_write_access(struct file *file, char *buf, size_t size) if (length < 0) goto out2; - length = security_compute_av(ssid, tsid, tclass, req, &avd); + length = security_compute_av_user(ssid, tsid, tclass, req, &avd); if (length < 0) goto out2; @@ -571,7 +571,7 @@ static ssize_t sel_write_create(struct file *file, char *buf, size_t size) if (length < 0) goto out2; - length = security_transition_sid(ssid, tsid, tclass, &newsid); + length = security_transition_sid_user(ssid, tsid, tclass, &newsid); if (length < 0) goto out2; diff --git a/security/selinux/ss/Makefile b/security/selinux/ss/Makefile index bad7877..15d4e62 100644 --- a/security/selinux/ss/Makefile +++ b/security/selinux/ss/Makefile @@ -2,7 +2,7 @@ # Makefile for building the SELinux security server as part of the kernel tree. # -EXTRA_CFLAGS += -Isecurity/selinux/include +EXTRA_CFLAGS += -Isecurity/selinux -Isecurity/selinux/include obj-y := ss.o ss-y := ebitmap.o hashtab.o symtab.o sidtab.o avtab.o policydb.o services.o conditional.o mls.o diff --git a/security/selinux/ss/mls.c b/security/selinux/ss/mls.c index b5407f1..3f2b270 100644 --- a/security/selinux/ss/mls.c +++ b/security/selinux/ss/mls.c @@ -532,7 +532,7 @@ int mls_compute_sid(struct context *scontext, } /* Fallthrough */ case AVTAB_CHANGE: - if (tclass == SECCLASS_PROCESS) + if (tclass == policydb.process_class) /* Use the process MLS attributes. */ return mls_context_cpy(newcontext, scontext); else diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c index 72e4a54..f036672 100644 --- a/security/selinux/ss/policydb.c +++ b/security/selinux/ss/policydb.c @@ -713,7 +713,6 @@ void policydb_destroy(struct policydb *p) ebitmap_destroy(&p->type_attr_map[i]); } kfree(p->type_attr_map); - kfree(p->undefined_perms); ebitmap_destroy(&p->policycaps); ebitmap_destroy(&p->permissive_map); @@ -1640,6 +1639,40 @@ static int policydb_bounds_sanity_check(struct policydb *p) extern int ss_initialized; +u16 string_to_security_class(struct policydb *p, const char *name) +{ + struct class_datum *cladatum; + + cladatum = hashtab_search(p->p_classes.table, name); + if (!cladatum) + return 0; + + return cladatum->value; +} + +u32 string_to_av_perm(struct policydb *p, u16 tclass, const char *name) +{ + struct class_datum *cladatum; + struct perm_datum *perdatum = NULL; + struct common_datum *comdatum; + + if (!tclass || tclass > p->p_classes.nprim) + return 0; + + cladatum = p->class_val_to_struct[tclass-1]; + comdatum = cladatum->comdatum; + if (comdatum) + perdatum = hashtab_search(comdatum->permissions.table, + name); + if (!perdatum) + perdatum = hashtab_search(cladatum->permissions.table, + name); + if (!perdatum) + return 0; + + return 1U << (perdatum->value-1); +} + /* * Read the configuration data from a policy database binary * representation file into a policy database structure. @@ -1861,6 +1894,16 @@ int policydb_read(struct policydb *p, void *fp) if (rc) goto bad; + p->process_class = string_to_security_class(p, "process"); + if (!p->process_class) + goto bad; + p->process_trans_perms = string_to_av_perm(p, p->process_class, + "transition"); + p->process_trans_perms |= string_to_av_perm(p, p->process_class, + "dyntransition"); + if (!p->process_trans_perms) + goto bad; + for (i = 0; i < info->ocon_num; i++) { rc = next_entry(buf, fp, sizeof(u32)); if (rc < 0) @@ -2101,7 +2144,7 @@ int policydb_read(struct policydb *p, void *fp) goto bad; rt->target_class = le32_to_cpu(buf[0]); } else - rt->target_class = SECCLASS_PROCESS; + rt->target_class = p->process_class; if (!policydb_type_isvalid(p, rt->source_type) || !policydb_type_isvalid(p, rt->target_type) || !policydb_class_isvalid(p, rt->target_class)) { diff --git a/security/selinux/ss/policydb.h b/security/selinux/ss/policydb.h index 55152d4..cdcc570 100644 --- a/security/selinux/ss/policydb.h +++ b/security/selinux/ss/policydb.h @@ -254,7 +254,9 @@ struct policydb { unsigned int reject_unknown : 1; unsigned int allow_unknown : 1; - u32 *undefined_perms; + + u16 process_class; + u32 process_trans_perms; }; extern void policydb_destroy(struct policydb *p); @@ -295,5 +297,8 @@ static inline int next_entry(void *buf, struct policy_file *fp, size_t bytes) return 0; } +extern u16 string_to_security_class(struct policydb *p, const char *name); +extern u32 string_to_av_perm(struct policydb *p, u16 tclass, const char *name); + #endif /* _SS_POLICYDB_H_ */ diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c index ff17820..d6bb20c 100644 --- a/security/selinux/ss/services.c +++ b/security/selinux/ss/services.c @@ -65,16 +65,10 @@ #include "audit.h" extern void selnl_notify_policyload(u32 seqno); -unsigned int policydb_loaded_version; int selinux_policycap_netpeer; int selinux_policycap_openperm; -/* - * This is declared in avc.c - */ -extern const struct selinux_class_perm selinux_class_perm; - static DEFINE_RWLOCK(policy_rwlock); static struct sidtab sidtab; @@ -98,6 +92,165 @@ static int context_struct_compute_av(struct context *scontext, u16 tclass, u32 requested, struct av_decision *avd); + +struct selinux_mapping { + u16 value; /* policy value */ + unsigned num_perms; + u32 perms[sizeof(u32) * 8]; +}; + +static struct selinux_mapping *current_mapping; +static u16 current_mapping_size; + +static int selinux_set_mapping(struct policydb *pol, + struct security_class_mapping *map, + struct selinux_mapping **out_map_p, + u16 *out_map_size) +{ + struct selinux_mapping *out_map = NULL; + size_t size = sizeof(struct selinux_mapping); + u16 i, j; + unsigned k; + bool print_unknown_handle = false; + + /* Find number of classes in the input mapping */ + if (!map) + return -EINVAL; + i = 0; + while (map[i].name) + i++; + + /* Allocate space for the class records, plus one for class zero */ + out_map = kcalloc(++i, size, GFP_ATOMIC); + if (!out_map) + return -ENOMEM; + + /* Store the raw class and permission values */ + j = 0; + while (map[j].name) { + struct security_class_mapping *p_in = map + (j++); + struct selinux_mapping *p_out = out_map + j; + + /* An empty class string skips ahead */ + if (!strcmp(p_in->name, "")) { + p_out->num_perms = 0; + continue; + } + + p_out->value = string_to_security_class(pol, p_in->name); + if (!p_out->value) { + printk(KERN_INFO + "SELinux: Class %s not defined in policy.\n", + p_in->name); + if (pol->reject_unknown) + goto err; + p_out->num_perms = 0; + print_unknown_handle = true; + continue; + } + + k = 0; + while (p_in->perms && p_in->perms[k]) { + /* An empty permission string skips ahead */ + if (!*p_in->perms[k]) { + k++; + continue; + } + p_out->perms[k] = string_to_av_perm(pol, p_out->value, + p_in->perms[k]); + if (!p_out->perms[k]) { + printk(KERN_INFO + "SELinux: Permission %s in class %s not defined in policy.\n", + p_in->perms[k], p_in->name); + if (pol->reject_unknown) + goto err; + print_unknown_handle = true; + } + + k++; + } + p_out->num_perms = k; + } + + if (print_unknown_handle) + printk(KERN_INFO "SELinux: the above unknown classes and permissions will be %s\n", + pol->allow_unknown ? "allowed" : "denied"); + + *out_map_p = out_map; + *out_map_size = i; + return 0; +err: + kfree(out_map); + return -EINVAL; +} + +/* + * Get real, policy values from mapped values + */ + +static u16 unmap_class(u16 tclass) +{ + if (tclass < current_mapping_size) + return current_mapping[tclass].value; + + return tclass; +} + +static u32 unmap_perm(u16 tclass, u32 tperm) +{ + if (tclass < current_mapping_size) { + unsigned i; + u32 kperm = 0; + + for (i = 0; i < current_mapping[tclass].num_perms; i++) + if (tperm & (1<<i)) { + kperm |= current_mapping[tclass].perms[i]; + tperm &= ~(1<<i); + } + return kperm; + } + + return tperm; +} + +static void map_decision(u16 tclass, struct av_decision *avd, + int allow_unknown) +{ + if (tclass < current_mapping_size) { + unsigned i, n = current_mapping[tclass].num_perms; + u32 result; + + for (i = 0, result = 0; i < n; i++) { + if (avd->allowed & current_mapping[tclass].perms[i]) + result |= 1<<i; + if (allow_unknown && !current_mapping[tclass].perms[i]) + result |= 1<<i; + } + avd->allowed = result; + + for (i = 0, result = 0; i < n; i++) + if (avd->auditallow & current_mapping[tclass].perms[i]) + result |= 1<<i; + avd->auditallow = result; + + for (i = 0, result = 0; i < n; i++) { + if (avd->auditdeny & current_mapping[tclass].perms[i]) + result |= 1<<i; + if (!allow_unknown && !current_mapping[tclass].perms[i]) + result |= 1<<i; + } + /* + * In case the kernel has a bug and requests a permission + * between num_perms and the maximum permission number, we + * should audit that denial + */ + for (; i < (sizeof(u32)*8); i++) + result |= 1<<i; + avd->auditdeny = result; + } +} + + /* * Return the boolean value of a constraint expression * when it is applied to the specified source and target @@ -467,21 +620,9 @@ static int context_struct_compute_av(struct context *scontext, struct class_datum *tclass_datum; struct ebitmap *sattr, *tattr; struct ebitmap_node *snode, *tnode; - const struct selinux_class_perm *kdefs = &selinux_class_perm; unsigned int i, j; /* - * Remap extended Netlink classes for old policy versions. - * Do this here rather than socket_type_to_security_class() - * in case a newer policy version is loaded, allowing sockets - * to remain in the correct class. - */ - if (policydb_loaded_version < POLICYDB_VERSION_NLCLASS) - if (tclass >= SECCLASS_NETLINK_ROUTE_SOCKET && - tclass <= SECCLASS_NETLINK_DNRT_SOCKET) - tclass = SECCLASS_NETLINK_SOCKET; - - /* * Initialize the access vectors to the default values. */ avd->allowed = 0; @@ -490,33 +631,11 @@ static int context_struct_compute_av(struct context *scontext, avd->seqno = latest_granting; avd->flags = 0; - /* - * Check for all the invalid cases. - * - tclass 0 - * - tclass > policy and > kernel - * - tclass > policy but is a userspace class - * - tclass > policy but we do not allow unknowns - */ - if (unlikely(!tclass)) - goto inval_class; - if (unlikely(tclass > policydb.p_classes.nprim)) - if (tclass > kdefs->cts_len || - !kdefs->class_to_string[tclass] || - !policydb.allow_unknown) - goto inval_class; - - /* - * Kernel class and we allow unknown so pad the allow decision - * the pad will be all 1 for unknown classes. - */ - if (tclass <= kdefs->cts_len && policydb.allow_unknown) - avd->allowed = policydb.undefined_perms[tclass - 1]; - - /* - * Not in policy. Since decision is completed (all 1 or all 0) return. - */ - if (unlikely(tclass > policydb.p_classes.nprim)) - return 0; + if (unlikely(!tclass || tclass > policydb.p_classes.nprim)) { + if (printk_ratelimit()) + printk(KERN_WARNING "SELinux: Invalid class %hu\n", tclass); + return -EINVAL; + } tclass_datum = policydb.class_val_to_struct[tclass - 1]; @@ -568,8 +687,8 @@ static int context_struct_compute_av(struct context *scontext, * role is changing, then check the (current_role, new_role) * pair. */ - if (tclass == SECCLASS_PROCESS && - (avd->allowed & (PROCESS__TRANSITION | PROCESS__DYNTRANSITION)) && + if (tclass == policydb.process_class && + (avd->allowed & policydb.process_trans_perms) && scontext->role != tcontext->role) { for (ra = policydb.role_allow; ra; ra = ra->next) { if (scontext->role == ra->role && @@ -577,8 +696,7 @@ static int context_struct_compute_av(struct context *scontext, break; } if (!ra) - avd->allowed &= ~(PROCESS__TRANSITION | - PROCESS__DYNTRANSITION); + avd->allowed &= ~policydb.process_trans_perms; } /* @@ -590,21 +708,6 @@ static int context_struct_compute_av(struct context *scontext, tclass, requested, avd); return 0; - -inval_class: - if (!tclass || tclass > kdefs->cts_len || - !kdefs->class_to_string[tclass]) { - if (printk_ratelimit()) - printk(KERN_ERR "SELinux: %s: unrecognized class %d\n", - __func__, tclass); - return -EINVAL; - } - - /* - * Known to the kernel, but not to the policy. - * Handle as a denial (allowed is 0). - */ - return 0; } static int security_validtrans_handle_fail(struct context *ocontext, @@ -636,13 +739,14 @@ out: } int security_validate_transition(u32 oldsid, u32 newsid, u32 tasksid, - u16 tclass) + u16 orig_tclass) { struct context *ocontext; struct context *ncontext; struct context *tcontext; struct class_datum *tclass_datum; struct constraint_node *constraint; + u16 tclass; int rc = 0; if (!ss_initialized) @@ -650,16 +754,7 @@ int security_validate_transition(u32 oldsid, u32 newsid, u32 tasksid, read_lock(&policy_rwlock); - /* - * Remap extended Netlink classes for old policy versions. - * Do this here rather than socket_type_to_security_class() - * in case a newer policy version is loaded, allowing sockets - * to remain in the correct class. - */ - if (policydb_loaded_version < POLICYDB_VERSION_NLCLASS) - if (tclass >= SECCLASS_NETLINK_ROUTE_SOCKET && - tclass <= SECCLASS_NETLINK_DNRT_SOCKET) - tclass = SECCLASS_NETLINK_SOCKET; + tclass = unmap_class(orig_tclass); if (!tclass || tclass > policydb.p_classes.nprim) { printk(KERN_ERR "SELinux: %s: unrecognized class %d\n", @@ -792,6 +887,38 @@ out: } +static int security_compute_av_core(u32 ssid, + u32 tsid, + u16 tclass, + u32 requested, + struct av_decision *avd) +{ + struct context *scontext = NULL, *tcontext = NULL; + int rc = 0; + + scontext = sidtab_search(&sidtab, ssid); + if (!scontext) { + printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n", + __func__, ssid); + return -EINVAL; + } + tcontext = sidtab_search(&sidtab, tsid); + if (!tcontext) { + printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n", + __func__, tsid); + return -EINVAL; + } + + rc = context_struct_compute_av(scontext, tcontext, tclass, + requested, avd); + + /* permissive domain? */ + if (ebitmap_get_bit(&policydb.permissive_map, scontext->type)) + avd->flags |= AVD_FLAGS_PERMISSIVE; + + return rc; +} + /** * security_compute_av - Compute access vector decisions. * @ssid: source security identifier @@ -807,12 +934,49 @@ out: */ int security_compute_av(u32 ssid, u32 tsid, - u16 tclass, - u32 requested, + u16 orig_tclass, + u32 orig_requested, struct av_decision *avd) { - struct context *scontext = NULL, *tcontext = NULL; - int rc = 0; + u16 tclass; + u32 requested; + int rc; + + read_lock(&policy_rwlock); + + if (!ss_initialized) + goto allow; + + requested = unmap_perm(orig_tclass, orig_requested); + tclass = unmap_class(orig_tclass); + if (unlikely(orig_tclass && !tclass)) { + if (policydb.allow_unknown) + goto allow; + rc = -EINVAL; + goto out; + } + rc = security_compute_av_core(ssid, tsid, tclass, requested, avd); + map_decision(orig_tclass, avd, policydb.allow_unknown); +out: + read_unlock(&policy_rwlock); + return rc; +allow: + avd->allowed = 0xffffffff; + avd->auditallow = 0; + avd->auditdeny = 0xffffffff; + avd->seqno = latest_granting; + avd->flags = 0; + rc = 0; + goto out; +} + +int security_compute_av_user(u32 ssid, + u32 tsid, + u16 tclass, + u32 requested, + struct av_decision *avd) +{ + int rc; if (!ss_initialized) { avd->allowed = 0xffffffff; @@ -823,29 +987,7 @@ int security_compute_av(u32 ssid, } read_lock(&policy_rwlock); - - scontext = sidtab_search(&sidtab, ssid); - if (!scontext) { - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n", - __func__, ssid); - rc = -EINVAL; - goto out; - } - tcontext = sidtab_search(&sidtab, tsid); - if (!tcontext) { - printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n", - __func__, tsid); - rc = -EINVAL; - goto out; - } - - rc = context_struct_compute_av(scontext, tcontext, tclass, - requested, avd); - - /* permissive domain? */ - if (ebitmap_get_bit(&policydb.permissive_map, scontext->type)) - avd->flags |= AVD_FLAGS_PERMISSIVE; -out: + rc = security_compute_av_core(ssid, tsid, tclass, requested, avd); read_unlock(&policy_rwlock); return rc; } @@ -1204,20 +1346,22 @@ out: static int security_compute_sid(u32 ssid, u32 tsid, - u16 tclass, + u16 orig_tclass, u32 specified, - u32 *out_sid) + u32 *out_sid, + bool kern) { struct context *scontext = NULL, *tcontext = NULL, newcontext; struct role_trans *roletr = NULL; struct avtab_key avkey; struct avtab_datum *avdatum; struct avtab_node *node; + u16 tclass; int rc = 0; if (!ss_initialized) { - switch (tclass) { - case SECCLASS_PROCESS: + switch (orig_tclass) { + case SECCLASS_PROCESS: /* kernel value */ *out_sid = ssid; break; default: @@ -1231,6 +1375,11 @@ static int security_compute_sid(u32 ssid, read_lock(&policy_rwlock); + if (kern) + tclass = unmap_class(orig_tclass); + else + tclass = orig_tclass; + scontext = sidtab_search(&sidtab, ssid); if (!scontext) { printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n", @@ -1260,13 +1409,11 @@ static int security_compute_sid(u32 ssid, } /* Set the role and type to default values. */ - switch (tclass) { - case SECCLASS_PROCESS: + if (tclass == policydb.process_class) { /* Use the current role and type of process. */ newcontext.role = scontext->role; newcontext.type = scontext->type; - break; - default: + } else { /* Use the well-defined object role. */ newcontext.role = OBJECT_R_VAL; /* Use the type of the related object. */ @@ -1297,8 +1444,7 @@ static int security_compute_sid(u32 ssid, } /* Check for class-specific changes. */ - switch (tclass) { - case SECCLASS_PROCESS: + if (tclass == policydb.process_class) { if (specified & AVTAB_TRANSITION) { /* Look for a role transition rule. */ for (roletr = policydb.role_tr; roletr; @@ -1311,9 +1457,6 @@ static int security_compute_sid(u32 ssid, } } } - break; - default: - break; } /* Set the MLS attributes. @@ -1358,7 +1501,17 @@ int security_transition_sid(u32 ssid, u16 tclass, u32 *out_sid) { - return security_compute_sid(ssid, tsid, tclass, AVTAB_TRANSITION, out_sid); + return security_compute_sid(ssid, tsid, tclass, AVTAB_TRANSITION, + out_sid, true); +} + +int security_transition_sid_user(u32 ssid, + u32 tsid, + u16 tclass, + u32 *out_sid) +{ + return security_compute_sid(ssid, tsid, tclass, AVTAB_TRANSITION, + out_sid, false); } /** @@ -1379,7 +1532,8 @@ int security_member_sid(u32 ssid, u16 tclass, u32 *out_sid) { - return security_compute_sid(ssid, tsid, tclass, AVTAB_MEMBER, out_sid); + return security_compute_sid(ssid, tsid, tclass, AVTAB_MEMBER, out_sid, + false); } /** @@ -1400,144 +1554,8 @@ int security_change_sid(u32 ssid, u16 tclass, u32 *out_sid) { - return security_compute_sid(ssid, tsid, tclass, AVTAB_CHANGE, out_sid); -} - -/* - * Verify that each kernel class that is defined in the - * policy is correct - */ -static int validate_classes(struct policydb *p) -{ - int i, j; - struct class_datum *cladatum; - struct perm_datum *perdatum; - u32 nprim, tmp, common_pts_len, perm_val, pol_val; - u16 class_val; - const struct selinux_class_perm *kdefs = &selinux_class_perm; - const char *def_class, *def_perm, *pol_class; - struct symtab *perms; - bool print_unknown_handle = 0; - - if (p->allow_unknown) { - u32 num_classes = kdefs->cts_len; - p->undefined_perms = kcalloc(num_classes, sizeof(u32), GFP_KERNEL); - if (!p->undefined_perms) - return -ENOMEM; - } - - for (i = 1; i < kdefs->cts_len; i++) { - def_class = kdefs->class_to_string[i]; - if (!def_class) - continue; - if (i > p->p_classes.nprim) { - printk(KERN_INFO - "SELinux: class %s not defined in policy\n", - def_class); - if (p->reject_unknown) - return -EINVAL; - if (p->allow_unknown) - p->undefined_perms[i-1] = ~0U; - print_unknown_handle = 1; - continue; - } - pol_class = p->p_class_val_to_name[i-1]; - if (strcmp(pol_class, def_class)) { - printk(KERN_ERR - "SELinux: class %d is incorrect, found %s but should be %s\n", - i, pol_class, def_class); - return -EINVAL; - } - } - for (i = 0; i < kdefs->av_pts_len; i++) { - class_val = kdefs->av_perm_to_string[i].tclass; - perm_val = kdefs->av_perm_to_string[i].value; - def_perm = kdefs->av_perm_to_string[i].name; - if (class_val > p->p_classes.nprim) - continue; - pol_class = p->p_class_val_to_name[class_val-1]; - cladatum = hashtab_search(p->p_classes.table, pol_class); - BUG_ON(!cladatum); - perms = &cladatum->permissions; - nprim = 1 << (perms->nprim - 1); - if (perm_val > nprim) { - printk(KERN_INFO - "SELinux: permission %s in class %s not defined in policy\n", - def_perm, pol_class); - if (p->reject_unknown) - return -EINVAL; - if (p->allow_unknown) - p->undefined_perms[class_val-1] |= perm_val; - print_unknown_handle = 1; - continue; - } - perdatum = hashtab_search(perms->table, def_perm); - if (perdatum == NULL) { - printk(KERN_ERR - "SELinux: permission %s in class %s not found in policy, bad policy\n", - def_perm, pol_class); - return -EINVAL; - } - pol_val = 1 << (perdatum->value - 1); - if (pol_val != perm_val) { - printk(KERN_ERR - "SELinux: permission %s in class %s has incorrect value\n", - def_perm, pol_class); - return -EINVAL; - } - } - for (i = 0; i < kdefs->av_inherit_len; i++) { - class_val = kdefs->av_inherit[i].tclass; - if (class_val > p->p_classes.nprim) - continue; - pol_class = p->p_class_val_to_name[class_val-1]; - cladatum = hashtab_search(p->p_classes.table, pol_class); - BUG_ON(!cladatum); - if (!cladatum->comdatum) { - printk(KERN_ERR - "SELinux: class %s should have an inherits clause but does not\n", - pol_class); - return -EINVAL; - } - tmp = kdefs->av_inherit[i].common_base; - common_pts_len = 0; - while (!(tmp & 0x01)) { - common_pts_len++; - tmp >>= 1; - } - perms = &cladatum->comdatum->permissions; - for (j = 0; j < common_pts_len; j++) { - def_perm = kdefs->av_inherit[i].common_pts[j]; - if (j >= perms->nprim) { - printk(KERN_INFO - "SELinux: permission %s in class %s not defined in policy\n", - def_perm, pol_class); - if (p->reject_unknown) - return -EINVAL; - if (p->allow_unknown) - p->undefined_perms[class_val-1] |= (1 << j); - print_unknown_handle = 1; - continue; - } - perdatum = hashtab_search(perms->table, def_perm); - if (perdatum == NULL) { - printk(KERN_ERR - "SELinux: permission %s in class %s not found in policy, bad policy\n", - def_perm, pol_class); - return -EINVAL; - } - if (perdatum->value != j + 1) { - printk(KERN_ERR - "SELinux: permission %s in class %s has incorrect value\n", - def_perm, pol_class); - return -EINVAL; - } - } - } - if (print_unknown_handle) - printk(KERN_INFO "SELinux: the above unknown classes and permissions will be %s\n", - (security_get_allow_unknown() ? "allowed" : "denied")); - return 0; + return security_compute_sid(ssid, tsid, tclass, AVTAB_CHANGE, out_sid, + false); } /* Clone the SID into the new SID table. */ @@ -1710,8 +1728,10 @@ int security_load_policy(void *data, size_t len) { struct policydb oldpolicydb, newpolicydb; struct sidtab oldsidtab, newsidtab; + struct selinux_mapping *oldmap, *map = NULL; struct convert_context_args args; u32 seqno; + u16 map_size; int rc = 0; struct policy_file file = { data, len }, *fp = &file; @@ -1721,22 +1741,19 @@ int security_load_policy(void *data, size_t len) avtab_cache_destroy(); return -EINVAL; } - if (policydb_load_isids(&policydb, &sidtab)) { + if (selinux_set_mapping(&policydb, secclass_map, + ¤t_mapping, + ¤t_mapping_size)) { policydb_destroy(&policydb); avtab_cache_destroy(); return -EINVAL; } - /* Verify that the kernel defined classes are correct. */ - if (validate_classes(&policydb)) { - printk(KERN_ERR - "SELinux: the definition of a class is incorrect\n"); - sidtab_destroy(&sidtab); + if (policydb_load_isids(&policydb, &sidtab)) { policydb_destroy(&policydb); avtab_cache_destroy(); return -EINVAL; } security_load_policycaps(); - policydb_loaded_version = policydb.policyvers; ss_initialized = 1; seqno = ++latest_granting; selinux_complete_init(); @@ -1759,13 +1776,9 @@ int security_load_policy(void *data, size_t len) return -ENOMEM; } - /* Verify that the kernel defined classes are correct. */ - if (validate_classes(&newpolicydb)) { - printk(KERN_ERR - "SELinux: the definition of a class is incorrect\n"); - rc = -EINVAL; + if (selinux_set_mapping(&newpolicydb, secclass_map, + &map, &map_size)) goto err; - } rc = security_preserve_bools(&newpolicydb); if (rc) { @@ -1799,13 +1812,16 @@ int security_load_policy(void *data, size_t len) memcpy(&policydb, &newpolicydb, sizeof policydb); sidtab_set(&sidtab, &newsidtab); security_load_policycaps(); + oldmap = current_mapping; + current_mapping = map; + current_mapping_size = map_size; seqno = ++latest_granting; - policydb_loaded_version = policydb.policyvers; write_unlock_irq(&policy_rwlock); /* Free the old policydb and SID table. */ policydb_destroy(&oldpolicydb); sidtab_destroy(&oldsidtab); + kfree(oldmap); avc_ss_reset(seqno); selnl_notify_policyload(seqno); @@ -1815,6 +1831,7 @@ int security_load_policy(void *data, size_t len) return 0; err: + kfree(map); sidtab_destroy(&newsidtab); policydb_destroy(&newpolicydb); return rc; @@ -2091,7 +2108,7 @@ out_unlock: } for (i = 0, j = 0; i < mynel; i++) { rc = avc_has_perm_noaudit(fromsid, mysids[i], - SECCLASS_PROCESS, + SECCLASS_PROCESS, /* kernel value */ PROCESS__TRANSITION, AVC_STRICT, NULL); if (!rc) @@ -2119,10 +2136,11 @@ out: */ int security_genfs_sid(const char *fstype, char *path, - u16 sclass, + u16 orig_sclass, u32 *sid) { int len; + u16 sclass; struct genfs *genfs; struct ocontext *c; int rc = 0, cmp = 0; @@ -2132,6 +2150,8 @@ int security_genfs_sid(const char *fstype, read_lock(&policy_rwlock); + sclass = unmap_class(orig_sclass); + for (genfs = policydb.genfs; genfs; genfs = genfs->next) { cmp = strcmp(fstype, genfs->fstype); if (cmp <= 0) diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c index 3c8bd8e..e0d0354 100644 --- a/security/tomoyo/common.c +++ b/security/tomoyo/common.c @@ -187,6 +187,8 @@ bool tomoyo_is_correct_path(const char *filename, const s8 start_type, const s8 pattern_type, const s8 end_type, const char *function) { + const char *const start = filename; + bool in_repetition = false; bool contains_pattern = false; unsigned char c; unsigned char d; @@ -212,9 +214,13 @@ bool tomoyo_is_correct_path(const char *filename, const s8 start_type, if (c == '/') goto out; } - while ((c = *filename++) != '\0') { + while (1) { + c = *filename++; + if (!c) + break; if (c == '\\') { - switch ((c = *filename++)) { + c = *filename++; + switch (c) { case '\\': /* "\\" */ continue; case '$': /* "\$" */ @@ -231,6 +237,22 @@ bool tomoyo_is_correct_path(const char *filename, const s8 start_type, break; /* Must not contain pattern */ contains_pattern = true; continue; + case '{': /* "/\{" */ + if (filename - 3 < start || + *(filename - 3) != '/') + break; + if (pattern_type == -1) + break; /* Must not contain pattern */ + contains_pattern = true; + in_repetition = true; + continue; + case '}': /* "\}/" */ + if (*filename != '/') + break; + if (!in_repetition) + break; + in_repetition = false; + continue; case '0': /* "\ooo" */ case '1': case '2': @@ -246,6 +268,8 @@ bool tomoyo_is_correct_path(const char *filename, const s8 start_type, continue; /* pattern is not \000 */ } goto out; + } else if (in_repetition && c == '/') { + goto out; } else if (tomoyo_is_invalid(c)) { goto out; } @@ -254,6 +278,8 @@ bool tomoyo_is_correct_path(const char *filename, const s8 start_type, if (!contains_pattern) goto out; } + if (in_repetition) + goto out; return true; out: printk(KERN_DEBUG "%s: Invalid pathname '%s'\n", function, @@ -360,33 +386,6 @@ struct tomoyo_domain_info *tomoyo_find_domain(const char *domainname) } /** - * tomoyo_path_depth - Evaluate the number of '/' in a string. - * - * @pathname: The string to evaluate. - * - * Returns path depth of the string. - * - * I score 2 for each of the '/' in the @pathname - * and score 1 if the @pathname ends with '/'. - */ -static int tomoyo_path_depth(const char *pathname) -{ - int i = 0; - - if (pathname) { - const char *ep = pathname + strlen(pathname); - if (pathname < ep--) { - if (*ep != '/') - i++; - while (pathname <= ep) - if (*ep-- == '/') - i += 2; - } - } - return i; -} - -/** * tomoyo_const_part_length - Evaluate the initial length without a pattern in a token. * * @filename: The string to evaluate. @@ -444,11 +443,10 @@ void tomoyo_fill_path_info(struct tomoyo_path_info *ptr) ptr->is_dir = len && (name[len - 1] == '/'); ptr->is_patterned = (ptr->const_len < len); ptr->hash = full_name_hash(name, len); - ptr->depth = tomoyo_path_depth(name); } /** - * tomoyo_file_matches_to_pattern2 - Pattern matching without '/' character + * tomoyo_file_matches_pattern2 - Pattern matching without '/' character * and "\-" pattern. * * @filename: The start of string to check. @@ -458,10 +456,10 @@ void tomoyo_fill_path_info(struct tomoyo_path_info *ptr) * * Returns true if @filename matches @pattern, false otherwise. */ -static bool tomoyo_file_matches_to_pattern2(const char *filename, - const char *filename_end, - const char *pattern, - const char *pattern_end) +static bool tomoyo_file_matches_pattern2(const char *filename, + const char *filename_end, + const char *pattern, + const char *pattern_end) { while (filename < filename_end && pattern < pattern_end) { char c; @@ -519,7 +517,7 @@ static bool tomoyo_file_matches_to_pattern2(const char *filename, case '*': case '@': for (i = 0; i <= filename_end - filename; i++) { - if (tomoyo_file_matches_to_pattern2( + if (tomoyo_file_matches_pattern2( filename + i, filename_end, pattern + 1, pattern_end)) return true; @@ -550,7 +548,7 @@ static bool tomoyo_file_matches_to_pattern2(const char *filename, j++; } for (i = 1; i <= j; i++) { - if (tomoyo_file_matches_to_pattern2( + if (tomoyo_file_matches_pattern2( filename + i, filename_end, pattern + 1, pattern_end)) return true; @@ -567,7 +565,7 @@ static bool tomoyo_file_matches_to_pattern2(const char *filename, } /** - * tomoyo_file_matches_to_pattern - Pattern matching without without '/' character. + * tomoyo_file_matches_pattern - Pattern matching without without '/' character. * * @filename: The start of string to check. * @filename_end: The end of string to check. @@ -576,7 +574,7 @@ static bool tomoyo_file_matches_to_pattern2(const char *filename, * * Returns true if @filename matches @pattern, false otherwise. */ -static bool tomoyo_file_matches_to_pattern(const char *filename, +static bool tomoyo_file_matches_pattern(const char *filename, const char *filename_end, const char *pattern, const char *pattern_end) @@ -589,10 +587,10 @@ static bool tomoyo_file_matches_to_pattern(const char *filename, /* Split at "\-" pattern. */ if (*pattern++ != '\\' || *pattern++ != '-') continue; - result = tomoyo_file_matches_to_pattern2(filename, - filename_end, - pattern_start, - pattern - 2); + result = tomoyo_file_matches_pattern2(filename, + filename_end, + pattern_start, + pattern - 2); if (first) result = !result; if (result) @@ -600,13 +598,79 @@ static bool tomoyo_file_matches_to_pattern(const char *filename, first = false; pattern_start = pattern; } - result = tomoyo_file_matches_to_pattern2(filename, filename_end, - pattern_start, pattern_end); + result = tomoyo_file_matches_pattern2(filename, filename_end, + pattern_start, pattern_end); return first ? result : !result; } /** + * tomoyo_path_matches_pattern2 - Do pathname pattern matching. + * + * @f: The start of string to check. + * @p: The start of pattern to compare. + * + * Returns true if @f matches @p, false otherwise. + */ +static bool tomoyo_path_matches_pattern2(const char *f, const char *p) +{ + const char *f_delimiter; + const char *p_delimiter; + + while (*f && *p) { + f_delimiter = strchr(f, '/'); + if (!f_delimiter) + f_delimiter = f + strlen(f); + p_delimiter = strchr(p, '/'); + if (!p_delimiter) + p_delimiter = p + strlen(p); + if (*p == '\\' && *(p + 1) == '{') + goto recursive; + if (!tomoyo_file_matches_pattern(f, f_delimiter, p, + p_delimiter)) + return false; + f = f_delimiter; + if (*f) + f++; + p = p_delimiter; + if (*p) + p++; + } + /* Ignore trailing "\*" and "\@" in @pattern. */ + while (*p == '\\' && + (*(p + 1) == '*' || *(p + 1) == '@')) + p += 2; + return !*f && !*p; + recursive: + /* + * The "\{" pattern is permitted only after '/' character. + * This guarantees that below "*(p - 1)" is safe. + * Also, the "\}" pattern is permitted only before '/' character + * so that "\{" + "\}" pair will not break the "\-" operator. + */ + if (*(p - 1) != '/' || p_delimiter <= p + 3 || *p_delimiter != '/' || + *(p_delimiter - 1) != '}' || *(p_delimiter - 2) != '\\') + return false; /* Bad pattern. */ + do { + /* Compare current component with pattern. */ + if (!tomoyo_file_matches_pattern(f, f_delimiter, p + 2, + p_delimiter - 2)) + break; + /* Proceed to next component. */ + f = f_delimiter; + if (!*f) + break; + f++; + /* Continue comparison. */ + if (tomoyo_path_matches_pattern2(f, p_delimiter + 1)) + return true; + f_delimiter = strchr(f, '/'); + } while (f_delimiter); + return false; /* Not matched. */ +} + +/** * tomoyo_path_matches_pattern - Check whether the given filename matches the given pattern. + * * @filename: The filename to check. * @pattern: The pattern to compare. * @@ -615,24 +679,24 @@ static bool tomoyo_file_matches_to_pattern(const char *filename, * The following patterns are available. * \\ \ itself. * \ooo Octal representation of a byte. - * \* More than or equals to 0 character other than '/'. - * \@ More than or equals to 0 character other than '/' or '.'. + * \* Zero or more repetitions of characters other than '/'. + * \@ Zero or more repetitions of characters other than '/' or '.'. * \? 1 byte character other than '/'. - * \$ More than or equals to 1 decimal digit. + * \$ One or more repetitions of decimal digits. * \+ 1 decimal digit. - * \X More than or equals to 1 hexadecimal digit. + * \X One or more repetitions of hexadecimal digits. * \x 1 hexadecimal digit. - * \A More than or equals to 1 alphabet character. + * \A One or more repetitions of alphabet characters. * \a 1 alphabet character. + * * \- Subtraction operator. + * + * /\{dir\}/ '/' + 'One or more repetitions of dir/' (e.g. /dir/ /dir/dir/ + * /dir/dir/dir/ ). */ bool tomoyo_path_matches_pattern(const struct tomoyo_path_info *filename, const struct tomoyo_path_info *pattern) { - /* - if (!filename || !pattern) - return false; - */ const char *f = filename->name; const char *p = pattern->name; const int len = pattern->const_len; @@ -640,37 +704,15 @@ bool tomoyo_path_matches_pattern(const struct tomoyo_path_info *filename, /* If @pattern doesn't contain pattern, I can use strcmp(). */ if (!pattern->is_patterned) return !tomoyo_pathcmp(filename, pattern); - /* Dont compare if the number of '/' differs. */ - if (filename->depth != pattern->depth) + /* Don't compare directory and non-directory. */ + if (filename->is_dir != pattern->is_dir) return false; /* Compare the initial length without patterns. */ if (strncmp(f, p, len)) return false; f += len; p += len; - /* Main loop. Compare each directory component. */ - while (*f && *p) { - const char *f_delimiter = strchr(f, '/'); - const char *p_delimiter = strchr(p, '/'); - if (!f_delimiter) - f_delimiter = f + strlen(f); - if (!p_delimiter) - p_delimiter = p + strlen(p); - if (!tomoyo_file_matches_to_pattern(f, f_delimiter, - p, p_delimiter)) - return false; - f = f_delimiter; - if (*f) - f++; - p = p_delimiter; - if (*p) - p++; - } - /* Ignore trailing "\*" and "\@" in @pattern. */ - while (*p == '\\' && - (*(p + 1) == '*' || *(p + 1) == '@')) - p += 2; - return !*f && !*p; + return tomoyo_path_matches_pattern2(f, p); } /** diff --git a/security/tomoyo/common.h b/security/tomoyo/common.h index 31df541..92169d2 100644 --- a/security/tomoyo/common.h +++ b/security/tomoyo/common.h @@ -56,9 +56,6 @@ struct tomoyo_page_buffer { * (5) "is_patterned" is a bool which is true if "name" contains wildcard * characters, false otherwise. This allows TOMOYO to use "hash" and * strcmp() for string comparison if "is_patterned" is false. - * (6) "depth" is calculated using the number of "/" characters in "name". - * This allows TOMOYO to avoid comparing two pathnames which never match - * (e.g. whether "/var/www/html/index.html" matches "/tmp/sh-thd-\$"). */ struct tomoyo_path_info { const char *name; @@ -66,7 +63,6 @@ struct tomoyo_path_info { u16 const_len; /* = tomoyo_const_part_length(name) */ bool is_dir; /* = tomoyo_strendswith(name, "/") */ bool is_patterned; /* = tomoyo_path_contains_pattern(name) */ - u16 depth; /* = tomoyo_path_depth(name) */ }; /* diff --git a/security/tomoyo/realpath.c b/security/tomoyo/realpath.c index 5f2e332..917f564 100644 --- a/security/tomoyo/realpath.c +++ b/security/tomoyo/realpath.c @@ -13,6 +13,8 @@ #include <linux/mount.h> #include <linux/mnt_namespace.h> #include <linux/fs_struct.h> +#include <linux/hash.h> + #include "common.h" #include "realpath.h" @@ -263,7 +265,8 @@ static unsigned int tomoyo_quota_for_savename; * table. Frequency of appending strings is very low. So we don't need * large (e.g. 64k) hash size. 256 will be sufficient. */ -#define TOMOYO_MAX_HASH 256 +#define TOMOYO_HASH_BITS 8 +#define TOMOYO_MAX_HASH (1u<<TOMOYO_HASH_BITS) /* * tomoyo_name_entry is a structure which is used for linking @@ -315,6 +318,7 @@ const struct tomoyo_path_info *tomoyo_save_name(const char *name) struct tomoyo_free_memory_block_list *fmb; int len; char *cp; + struct list_head *head; if (!name) return NULL; @@ -325,9 +329,10 @@ const struct tomoyo_path_info *tomoyo_save_name(const char *name) return NULL; } hash = full_name_hash((const unsigned char *) name, len - 1); + head = &tomoyo_name_list[hash_long(hash, TOMOYO_HASH_BITS)]; + mutex_lock(&lock); - list_for_each_entry(ptr, &tomoyo_name_list[hash % TOMOYO_MAX_HASH], - list) { + list_for_each_entry(ptr, head, list) { if (hash == ptr->entry.hash && !strcmp(name, ptr->entry.name)) goto out; } @@ -365,7 +370,7 @@ const struct tomoyo_path_info *tomoyo_save_name(const char *name) tomoyo_fill_path_info(&ptr->entry); fmb->ptr += len; fmb->len -= len; - list_add_tail(&ptr->list, &tomoyo_name_list[hash % TOMOYO_MAX_HASH]); + list_add_tail(&ptr->list, head); if (fmb->len == 0) { list_del(&fmb->list); kfree(fmb); diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf.c b/sound/pcmcia/pdaudiocf/pdaudiocf.c index 64b8599..7717e01 100644 --- a/sound/pcmcia/pdaudiocf/pdaudiocf.c +++ b/sound/pcmcia/pdaudiocf/pdaudiocf.c @@ -131,7 +131,7 @@ static int snd_pdacf_probe(struct pcmcia_device *link) return err; } - snd_card_set_dev(card, &handle_to_dev(link)); + snd_card_set_dev(card, &link->dev); pdacf->index = i; card_list[i] = card; @@ -142,12 +142,10 @@ static int snd_pdacf_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; link->io.NumPorts1 = 16; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT | IRQ_FORCED_PULSE; + link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_FORCED_PULSE; // link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; - link->irq.IRQInfo1 = 0 /* | IRQ_LEVEL_ID */; link->irq.Handler = pdacf_interrupt; - link->irq.Instance = pdacf; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; link->conf.ConfigIndex = 1; diff --git a/sound/pcmcia/vx/vxpocket.c b/sound/pcmcia/vx/vxpocket.c index 1492744..7be3b33 100644 --- a/sound/pcmcia/vx/vxpocket.c +++ b/sound/pcmcia/vx/vxpocket.c @@ -161,11 +161,9 @@ static int snd_vxpocket_new(struct snd_card *card, int ibl, link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; link->io.NumPorts1 = 16; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; + link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = &snd_vx_irq_handler; - link->irq.Instance = chip; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; @@ -244,7 +242,7 @@ static int vxpocket_config(struct pcmcia_device *link) if (ret) goto failed; - chip->dev = &handle_to_dev(link); + chip->dev = &link->dev; snd_card_set_dev(chip->card, chip->dev); if (snd_vxpocket_assign_resources(chip, link->io.BasePort1, link->irq.AssignedIRQ) < 0) |
