diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2018-02-01 09:34:52 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-02-01 09:34:52 -0800 |
commit | ba49097e1de4bd382a0ea0452f3518b9b5e4c99d (patch) | |
tree | 8e0817d93e84d7dbf35278bc6792b2e5163f3606 /arch/sparc/kernel | |
parent | ca0c836d88dd2705879d24a754343467fc5a5ba6 (diff) | |
parent | 2d85ec8acb01601a216b6c591cab63bfaacd2083 (diff) | |
download | op-kernel-dev-ba49097e1de4bd382a0ea0452f3518b9b5e4c99d.zip op-kernel-dev-ba49097e1de4bd382a0ea0452f3518b9b5e4c99d.tar.gz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next
Pull sparc updates from David Miller:
"Of note is the addition of a driver for the Data Analytics
Accelerator, and some small cleanups"
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next:
oradax: Fix return value check in dax_attach()
sparc: vDSO: remove an extra tab
sparc64: drop unneeded compat include
sparc64: Oracle DAX driver
sparc64: Oracle DAX infrastructure
Diffstat (limited to 'arch/sparc/kernel')
-rw-r--r-- | arch/sparc/kernel/hvapi.c | 1 | ||||
-rw-r--r-- | arch/sparc/kernel/hvcalls.S | 57 | ||||
-rw-r--r-- | arch/sparc/kernel/signal_64.c | 3 |
3 files changed, 58 insertions, 3 deletions
diff --git a/arch/sparc/kernel/hvapi.c b/arch/sparc/kernel/hvapi.c index a2bc1b2..717ec7e 100644 --- a/arch/sparc/kernel/hvapi.c +++ b/arch/sparc/kernel/hvapi.c @@ -41,6 +41,7 @@ static struct api_info api_table[] = { { .group = HV_GRP_SDIO_ERR, }, { .group = HV_GRP_REBOOT_DATA, }, { .group = HV_GRP_ATU, .flags = FLAG_PRE_API }, + { .group = HV_GRP_DAX, }, { .group = HV_GRP_NIAG_PERF, .flags = FLAG_PRE_API }, { .group = HV_GRP_FIRE_PERF, }, { .group = HV_GRP_N2_CPU, }, diff --git a/arch/sparc/kernel/hvcalls.S b/arch/sparc/kernel/hvcalls.S index bdfd3d8..2f865a4 100644 --- a/arch/sparc/kernel/hvcalls.S +++ b/arch/sparc/kernel/hvcalls.S @@ -871,3 +871,60 @@ ENTRY(sun4v_m7_set_perfreg) retl nop ENDPROC(sun4v_m7_set_perfreg) + + /* %o0: address of CCB array + * %o1: size (in bytes) of CCB array + * %o2: flags + * %o3: reserved + * + * returns: + * %o0: status + * %o1: size (in bytes) of the CCB array that was accepted + * %o2: status data + * %o3: reserved + */ +ENTRY(sun4v_ccb_submit) + mov %o5, %g1 + mov HV_CCB_SUBMIT, %o5 + ta HV_FAST_TRAP + stx %o1, [%o4] + retl + stx %o2, [%g1] +ENDPROC(sun4v_ccb_submit) +EXPORT_SYMBOL(sun4v_ccb_submit) + + /* %o0: completion area ra for the ccb to get info + * + * returns: + * %o0: status + * %o1: CCB state + * %o2: position + * %o3: dax unit + * %o4: queue + */ +ENTRY(sun4v_ccb_info) + mov %o1, %g1 + mov HV_CCB_INFO, %o5 + ta HV_FAST_TRAP + sth %o1, [%g1 + CCB_INFO_OFFSET_CCB_STATE] + sth %o2, [%g1 + CCB_INFO_OFFSET_QUEUE_POS] + sth %o3, [%g1 + CCB_INFO_OFFSET_DAX_UNIT] + retl + sth %o4, [%g1 + CCB_INFO_OFFSET_QUEUE_NUM] +ENDPROC(sun4v_ccb_info) +EXPORT_SYMBOL(sun4v_ccb_info) + + /* %o0: completion area ra for the ccb to kill + * + * returns: + * %o0: status + * %o1: result of the kill + */ +ENTRY(sun4v_ccb_kill) + mov %o1, %g1 + mov HV_CCB_KILL, %o5 + ta HV_FAST_TRAP + retl + sth %o1, [%g1] +ENDPROC(sun4v_ccb_kill) +EXPORT_SYMBOL(sun4v_ccb_kill) diff --git a/arch/sparc/kernel/signal_64.c b/arch/sparc/kernel/signal_64.c index 20426a1..48366e5 100644 --- a/arch/sparc/kernel/signal_64.c +++ b/arch/sparc/kernel/signal_64.c @@ -9,9 +9,6 @@ * Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) */ -#ifdef CONFIG_COMPAT -#include <linux/compat.h> /* for compat_old_sigset_t */ -#endif #include <linux/sched.h> #include <linux/kernel.h> #include <linux/signal.h> |