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| author | Jeff Garzik <jeff@garzik.org> | 2007-12-01 16:18:56 -0500 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-12-01 16:18:56 -0500 |
| commit | c99da91e7a12724127475a85cc7a38214b3504e2 (patch) | |
| tree | de0eb3fe32ce58804457963fd133a53bb8fba5b8 | |
| parent | a31e23e15cbb9734c5883a4a7f58d8712d303e0b (diff) | |
| parent | 92d499d991ec4f5cbd00d6f33967eab9d3ee8d6c (diff) | |
| download | op-kernel-dev-c99da91e7a12724127475a85cc7a38214b3504e2.zip op-kernel-dev-c99da91e7a12724127475a85cc7a38214b3504e2.tar.gz | |
Merge branch 'master' into upstream-fixes
570 files changed, 8387 insertions, 5329 deletions
diff --git a/Documentation/00-INDEX b/Documentation/00-INDEX index 299615d..c3014df 100644 --- a/Documentation/00-INDEX +++ b/Documentation/00-INDEX @@ -262,6 +262,8 @@ mtrr.txt - how to use PPro Memory Type Range Registers to increase performance. mutex-design.txt - info on the generic mutex subsystem. +namespaces/ + - directory with various information about namespaces nbd.txt - info on a TCP implementation of a network block device. netlabel/ diff --git a/Documentation/DocBook/Makefile b/Documentation/DocBook/Makefile index 054a7ec..4953bc2 100644 --- a/Documentation/DocBook/Makefile +++ b/Documentation/DocBook/Makefile @@ -11,7 +11,7 @@ DOCBOOKS := wanbook.xml z8530book.xml mcabook.xml videobook.xml \ procfs-guide.xml writing_usb_driver.xml \ kernel-api.xml filesystems.xml lsm.xml usb.xml \ gadget.xml libata.xml mtdnand.xml librs.xml rapidio.xml \ - genericirq.xml s390-drivers.xml + genericirq.xml s390-drivers.xml uio-howto.xml ### # The build process is as follows (targets): diff --git a/Documentation/DocBook/uio-howto.tmpl b/Documentation/DocBook/uio-howto.tmpl index c119484..fdd7f4f 100644 --- a/Documentation/DocBook/uio-howto.tmpl +++ b/Documentation/DocBook/uio-howto.tmpl @@ -30,6 +30,12 @@ <revhistory> <revision> + <revnumber>0.4</revnumber> + <date>2007-11-26</date> + <authorinitials>hjk</authorinitials> + <revremark>Removed section about uio_dummy.</revremark> + </revision> + <revision> <revnumber>0.3</revnumber> <date>2007-04-29</date> <authorinitials>hjk</authorinitials> @@ -94,6 +100,26 @@ interested in translating it, please email me user space. This simplifies development and reduces the risk of serious bugs within a kernel module. </para> + <para> + Please note that UIO is not an universal driver interface. Devices + that are already handled well by other kernel subsystems (like + networking or serial or USB) are no candidates for an UIO driver. + Hardware that is ideally suited for an UIO driver fulfills all of + the following: + </para> +<itemizedlist> +<listitem> + <para>The device has memory that can be mapped. The device can be + controlled completely by writing to this memory.</para> +</listitem> +<listitem> + <para>The device usually generates interrupts.</para> +</listitem> +<listitem> + <para>The device does not fit into one of the standard kernel + subsystems.</para> +</listitem> +</itemizedlist> </sect1> <sect1 id="thanks"> @@ -174,8 +200,9 @@ interested in translating it, please email me For cards that don't generate interrupts but need to be polled, there is the possibility to set up a timer that triggers the interrupt handler at configurable time intervals. - See <filename>drivers/uio/uio_dummy.c</filename> for an - example of this technique. + This interrupt simulation is done by calling + <function>uio_event_notify()</function> + from the timer's event handler. </para> <para> @@ -263,63 +290,11 @@ offset = N * getpagesize(); </sect1> </chapter> -<chapter id="using-uio_dummy" xreflabel="Using uio_dummy"> -<?dbhtml filename="using-uio_dummy.html"?> -<title>Using uio_dummy</title> - <para> - Well, there is no real use for uio_dummy. Its only purpose is - to test most parts of the UIO system (everything except - hardware interrupts), and to serve as an example for the - kernel module that you will have to write yourself. - </para> - -<sect1 id="what_uio_dummy_does"> -<title>What uio_dummy does</title> - <para> - The kernel module <filename>uio_dummy.ko</filename> creates a - device that uses a timer to generate periodic interrupts. The - interrupt handler does nothing but increment a counter. The - driver adds two custom attributes, <varname>count</varname> - and <varname>freq</varname>, that appear under - <filename>/sys/devices/platform/uio_dummy/</filename>. - </para> - - <para> - The attribute <varname>count</varname> can be read and - written. The associated file - <filename>/sys/devices/platform/uio_dummy/count</filename> - appears as a normal text file and contains the total number of - timer interrupts. If you look at it (e.g. using - <function>cat</function>), you'll notice it is slowly counting - up. - </para> - - <para> - The attribute <varname>freq</varname> can be read and written. - The content of - <filename>/sys/devices/platform/uio_dummy/freq</filename> - represents the number of system timer ticks between two timer - interrupts. The default value of <varname>freq</varname> is - the value of the kernel variable <varname>HZ</varname>, which - gives you an interval of one second. Lower values will - increase the frequency. Try the following: - </para> -<programlisting format="linespecific"> -cd /sys/devices/platform/uio_dummy/ -echo 100 > freq -</programlisting> - <para> - Use <function>cat count</function> to see how the interrupt - frequency changes. - </para> -</sect1> -</chapter> - <chapter id="custom_kernel_module" xreflabel="Writing your own kernel module"> <?dbhtml filename="custom_kernel_module.html"?> <title>Writing your own kernel module</title> <para> - Please have a look at <filename>uio_dummy.c</filename> as an + Please have a look at <filename>uio_cif.c</filename> as an example. The following paragraphs explain the different sections of this file. </para> @@ -354,9 +329,8 @@ See the description below for details. interrupt, it's your modules task to determine the irq number during initialization. If you don't have a hardware generated interrupt but want to trigger the interrupt handler in some other way, set -<varname>irq</varname> to <varname>UIO_IRQ_CUSTOM</varname>. The -uio_dummy module does this as it triggers the event mechanism in a timer -routine. If you had no interrupt at all, you could set +<varname>irq</varname> to <varname>UIO_IRQ_CUSTOM</varname>. +If you had no interrupt at all, you could set <varname>irq</varname> to <varname>UIO_IRQ_NONE</varname>, though this rarely makes sense. </para></listitem> diff --git a/Documentation/lguest/lguest.c b/Documentation/lguest/lguest.c index 4200839..9b0e322 100644 --- a/Documentation/lguest/lguest.c +++ b/Documentation/lguest/lguest.c @@ -1040,6 +1040,11 @@ static void add_virtqueue(struct device *dev, unsigned int num_descs, / getpagesize(); p = get_pages(pages); + /* Initialize the virtqueue */ + vq->next = NULL; + vq->last_avail_idx = 0; + vq->dev = dev; + /* Initialize the configuration. */ vq->config.num = num_descs; vq->config.irq = devices.next_irq++; @@ -1057,9 +1062,6 @@ static void add_virtqueue(struct device *dev, unsigned int num_descs, for (i = &dev->vq; *i; i = &(*i)->next); *i = vq; - /* Link virtqueue back to device. */ - vq->dev = dev; - /* Set the routine to call when the Guest does something to this * virtqueue. */ vq->handle_output = handle_output; @@ -1093,6 +1095,7 @@ static struct device *new_device(const char *name, u16 type, int fd, dev->desc = new_dev_desc(type); dev->handle_input = handle_input; dev->name = name; + dev->vq = NULL; return dev; } diff --git a/Documentation/namespaces/compatibility-list.txt b/Documentation/namespaces/compatibility-list.txt new file mode 100644 index 0000000..defc558 --- /dev/null +++ b/Documentation/namespaces/compatibility-list.txt @@ -0,0 +1,39 @@ + Namespaces compatibility list + +This document contains the information about the problems user +may have when creating tasks living in different namespaces. + +Here's the summary. This matrix shows the known problems, that +occur when tasks share some namespace (the columns) while living +in different other namespaces (the rows): + + UTS IPC VFS PID User Net +UTS X +IPC X 1 +VFS X +PID 1 1 X +User 2 2 X +Net X + +1. Both the IPC and the PID namespaces provide IDs to address + object inside the kernel. E.g. semaphore with IPCID or + process group with pid. + + In both cases, tasks shouldn't try exposing this ID to some + other task living in a different namespace via a shared filesystem + or IPC shmem/message. The fact is that this ID is only valid + within the namespace it was obtained in and may refer to some + other object in another namespace. + +2. Intentionally, two equal user IDs in different user namespaces + should not be equal from the VFS point of view. In other + words, user 10 in one user namespace shouldn't have the same + access permissions to files, belonging to user 10 in another + namespace. + + The same is true for the IPC namespaces being shared - two users + from different user namespaces should not access the same IPC objects + even having equal UIDs. + + But currently this is not so. + diff --git a/Documentation/parport-lowlevel.txt b/Documentation/parport-lowlevel.txt index 265fcdc..120eb20 100644 --- a/Documentation/parport-lowlevel.txt +++ b/Documentation/parport-lowlevel.txt @@ -339,6 +339,10 @@ Use this function to register your device driver on a parallel port ('port'). Once you have done that, you will be able to use parport_claim and parport_release in order to use the port. +The ('name') argument is the name of the device that appears in /proc +filesystem. The string must be valid for the whole lifetime of the +device (until parport_unregister_device is called). + This function will register three callbacks into your driver: 'preempt', 'wakeup' and 'irq'. Each of these may be NULL in order to indicate that you do not want a callback. diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt index ac1be25..e9a3cb1 100644 --- a/Documentation/powerpc/booting-without-of.txt +++ b/Documentation/powerpc/booting-without-of.txt @@ -1645,8 +1645,9 @@ platforms are moved over to use the flattened-device-tree model. MAC addresses passed by the firmware when no information other than indices is available to associate an address with a device. - phy-connection-type : a string naming the controller/PHY interface type, - i.e., "mii" (default), "rmii", "gmii", "rgmii", "rgmii-id", "tbi", - or "rtbi". + i.e., "mii" (default), "rmii", "gmii", "rgmii", "rgmii-id" (Internal + Delay), "rgmii-txid" (delay on TX only), "rgmii-rxid" (delay on RX only), + "tbi", or "rtbi". Example: ucc@2000 { diff --git a/Documentation/thinkpad-acpi.txt b/Documentation/thinkpad-acpi.txt index ec49926..10c041c 100644 --- a/Documentation/thinkpad-acpi.txt +++ b/Documentation/thinkpad-acpi.txt @@ -1,7 +1,7 @@ ThinkPad ACPI Extras Driver - Version 0.16 - August 2nd, 2007 + Version 0.17 + October 04th, 2007 Borislav Deianov <borislav@users.sf.net> Henrique de Moraes Holschuh <hmh@hmh.eng.br> @@ -923,19 +923,34 @@ sysfs backlight device "thinkpad_screen" This feature allows software control of the LCD brightness on ThinkPad models which don't have a hardware brightness slider. -It has some limitations: the LCD backlight cannot be actually turned on or off -by this interface, and in many ThinkPad models, the "dim while on battery" -functionality will be enabled by the BIOS when this interface is used, and -cannot be controlled. - -The backlight control has eight levels, ranging from 0 to 7. Some of the -levels may not be distinct. - -There are two interfaces to the firmware for brightness control, EC and CMOS. -To select which one should be used, use the brightness_mode module parameter: -brightness_mode=1 selects EC mode, brightness_mode=2 selects CMOS mode, -brightness_mode=3 selects both EC and CMOS. The driver tries to autodetect -which interface to use. +It has some limitations: the LCD backlight cannot be actually turned on or +off by this interface, and in many ThinkPad models, the "dim while on +battery" functionality will be enabled by the BIOS when this interface is +used, and cannot be controlled. + +On IBM (and some of the earlier Lenovo) ThinkPads, the backlight control +has eight brightness levels, ranging from 0 to 7. Some of the levels +may not be distinct. Later Lenovo models that implement the ACPI +display backlight brightness control methods have 16 levels, ranging +from 0 to 15. + +There are two interfaces to the firmware for direct brightness control, +EC and CMOS. To select which one should be used, use the +brightness_mode module parameter: brightness_mode=1 selects EC mode, +brightness_mode=2 selects CMOS mode, brightness_mode=3 selects both EC +and CMOS. The driver tries to autodetect which interface to use. + +When display backlight brightness controls are available through the +standard ACPI interface, it is best to use it instead of this direct +ThinkPad-specific interface. The driver will disable its native +backlight brightness control interface if it detects that the standard +ACPI interface is available in the ThinkPad. + +The brightness_enable module parameter can be used to control whether +the LCD brightness control feature will be enabled when available. +brightness_enable=0 forces it to be disabled. brightness_enable=1 +forces it to be enabled when available, even if the standard ACPI +interface is also available. Procfs notes: @@ -947,11 +962,11 @@ Procfs notes: Sysfs notes: -The interface is implemented through the backlight sysfs class, which is poorly -documented at this time. +The interface is implemented through the backlight sysfs class, which is +poorly documented at this time. -Locate the thinkpad_screen device under /sys/class/backlight, and inside it -there will be the following attributes: +Locate the thinkpad_screen device under /sys/class/backlight, and inside +it there will be the following attributes: max_brightness: Reads the maximum brightness the hardware can be set to. @@ -961,17 +976,19 @@ there will be the following attributes: Reads what brightness the screen is set to at this instant. brightness: - Writes request the driver to change brightness to the given - value. Reads will tell you what brightness the driver is trying - to set the display to when "power" is set to zero and the display - has not been dimmed by a kernel power management event. + Writes request the driver to change brightness to the + given value. Reads will tell you what brightness the + driver is trying to set the display to when "power" is set + to zero and the display has not been dimmed by a kernel + power management event. power: - power management mode, where 0 is "display on", and 1 to 3 will - dim the display backlight to brightness level 0 because - thinkpad-acpi cannot really turn the backlight off. Kernel - power management events can temporarily increase the current - power management level, i.e. they can dim the display. + power management mode, where 0 is "display on", and 1 to 3 + will dim the display backlight to brightness level 0 + because thinkpad-acpi cannot really turn the backlight + off. Kernel power management events can temporarily + increase the current power management level, i.e. they can + dim the display. Volume control -- /proc/acpi/ibm/volume diff --git a/Documentation/tty.txt b/Documentation/tty.txt index 048a876..8e65c44 100644 --- a/Documentation/tty.txt +++ b/Documentation/tty.txt @@ -132,6 +132,14 @@ set_termios() Notify the tty driver that the device's termios tty->termios. Previous settings should be passed in the "old" argument. + The API is defined such that the driver should return + the actual modes selected. This means that the + driver function is responsible for modifying any + bits in the request it cannot fulfill to indicate + the actual modes being used. A device with no + hardware capability for change (eg a USB dongle or + virtual port) can provide NULL for this method. + throttle() Notify the tty driver that input buffers for the line discipline are close to full, and it should somehow signal that no more characters should be diff --git a/Documentation/usb/power-management.txt b/Documentation/usb/power-management.txt index 97842de..b2fc4d4 100644 --- a/Documentation/usb/power-management.txt +++ b/Documentation/usb/power-management.txt @@ -278,6 +278,14 @@ optional. The methods' jobs are quite simple: (although the interfaces will be in the same altsettings as before the suspend). +If the device is disconnected or powered down while it is suspended, +the disconnect method will be called instead of the resume or +reset_resume method. This is also quite likely to happen when +waking up from hibernation, as many systems do not maintain suspend +current to the USB host controllers during hibernation. (It's +possible to work around the hibernation-forces-disconnect problem by +using the USB Persist facility.) + The reset_resume method is used by the USB Persist facility (see Documentation/usb/persist.txt) and it can also be used under certain circumstances when CONFIG_USB_PERSIST is not enabled. Currently, if a diff --git a/Documentation/x86_64/uefi.txt b/Documentation/x86_64/uefi.txt new file mode 100644 index 0000000..91a98ed --- /dev/null +++ b/Documentation/x86_64/uefi.txt @@ -0,0 +1,29 @@ +General note on [U]EFI x86_64 support +------------------------------------- + +The nomenclature EFI and UEFI are used interchangeably in this document. + +Although the tools below are _not_ needed for building the kernel, +the needed bootloader support and associated tools for x86_64 platforms +with EFI firmware and specifications are listed below. + +1. UEFI specification: http://www.uefi.org + +2. Booting Linux kernel on UEFI x86_64 platform requires bootloader + support. Elilo with x86_64 support can be used. + +3. x86_64 platform with EFI/UEFI firmware. + +Mechanics: +--------- +- Build the kernel with the following configuration. + CONFIG_FB_EFI=y + CONFIG_FRAMEBUFFER_CONSOLE=y +- Create a VFAT partition on the disk +- Copy the following to the VFAT partition: + elilo bootloader with x86_64 support, elilo configuration file, + kernel image built in first step and corresponding + initrd. Instructions on building elilo and its dependencies + can be found in the elilo sourceforge project. +- Boot to EFI shell and invoke elilo choosing the kernel image built + in first step. diff --git a/MAINTAINERS b/MAINTAINERS index cad0882..7c8392e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -323,8 +323,7 @@ S: Maintained ALCATEL SPEEDTOUCH USB DRIVER P: Duncan Sands M: duncan.sands@free.fr -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org W: http://www.linux-usb.org/SpeedTouch/ S: Maintained @@ -440,7 +439,7 @@ S: Maintained ARM/ATMEL AT91RM9200 ARM ARCHITECTURE P: Andrew Victor -M: andrew@sanpeople.com +M: linux@maxim.org.za L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only) W: http://maxim.org.za/at91_26.html S: Maintained @@ -1043,7 +1042,7 @@ S: Maintained CIRRUS LOGIC EP93XX OHCI USB HOST DRIVER P: Lennert Buytenhek M: kernel@wantstofly.org -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained CIRRUS LOGIC CS4280/CS461x SOUNDDRIVER @@ -1552,7 +1551,7 @@ S: Maintained FREESCALE HIGHSPEED USB DEVICE DRIVER P: Li Yang M: leoli@freescale.com -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org L: linuxppc-dev@ozlabs.org S: Maintained @@ -1914,10 +1913,8 @@ L: linux1394-devel@lists.sourceforge.net S: Maintained IMS TWINTURBO FRAMEBUFFER DRIVER -P: Paul Mundt -M: lethal@chaoticdreams.org L: linux-fbdev-devel@lists.sourceforge.net (subscribers-only) -S: Maintained +S: Orphan INFINIBAND SUBSYSTEM P: Roland Dreier @@ -2113,6 +2110,14 @@ L: irda-users@lists.sourceforge.net (subscribers-only) W: http://irda.sourceforge.net/ S: Maintained +ISCSI +P: Mike Christie +M: michaelc@cs.wisc.edu +L: open-iscsi@googlegroups.com +W: www.open-iscsi.org +T: git kernel.org:/pub/scm/linux/kernel/mnc/linux-2.6-iscsi.git +S: Maintained + ISAPNP P: Jaroslav Kysela M: perex@perex.cz @@ -2446,7 +2451,7 @@ M68K ON APPLE MACINTOSH P: Joshua Thompson M: funaho@jurai.org W: http://www.mac.linux-m68k.org/ -L: linux-mac68k@mac.linux-m68k.org +L: linux-m68k@lists.linux-m68k.org S: Maintained M68K ON HP9000/300 @@ -3636,18 +3641,12 @@ M: laredo@gnu.org W: http://www.stradis.com/ S: Maintained -SUPERH (sh) +SUPERH P: Paul Mundt M: lethal@linux-sh.org -L: linuxsh-dev@lists.sourceforge.net (subscribers-only) -W: http://www.linux-sh.org -S: Maintained - -SUPERH64 (sh64) -P: Paul Mundt -M: lethal@linux-sh.org -L: linuxsh-shmedia-dev@lists.sourceforge.net +L: linux-sh@vger.kernel.org W: http://www.linux-sh.org +T: git kernel.org:/pub/scm/linux/kernel/git/lethal/sh-2.6.git S: Maintained SUN3/3X @@ -3733,7 +3732,7 @@ S: Maintained TLAN NETWORK DRIVER P: Samuel Chessman M: chessman@tux.org -L: tlan-devel@lists.sourceforge.net +L: tlan-devel@lists.sourceforge.net (subscribers-only) W: http://sourceforge.net/projects/tlan/ S: Maintained @@ -3818,22 +3817,20 @@ S: Maintained USB ACM DRIVER P: Oliver Neukum M: oliver@neukum.name -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained USB BLOCK DRIVER (UB ub) P: Pete Zaitcev M: zaitcev@redhat.com L: linux-kernel@vger.kernel.org -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Supported USB CDC ETHERNET DRIVER P: Greg Kroah-Hartman M: greg@kroah.com -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained W: http://www.kroah.com/linux-usb/ @@ -3847,13 +3844,13 @@ S: Maintained USB EHCI DRIVER P: David Brownell M: dbrownell@users.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Odd Fixes USB ET61X[12]51 DRIVER P: Luca Risolia M: luca.risolia@studio.unibo.it -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org L: video4linux-list@redhat.com W: http://www.linux-projects.org S: Maintained @@ -3861,41 +3858,33 @@ S: Maintained USB GADGET/PERIPHERAL SUBSYSTEM P: David Brownell M: dbrownell@users.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org W: http://www.linux-usb.org/gadget S: Maintained USB HID/HIDBP DRIVERS (USB KEYBOARDS, MICE, REMOTE CONTROLS, ...) P: Jiri Kosina M: jkosina@suse.cz -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org T: git kernel.org:/pub/scm/linux/kernel/git/jikos/hid.git S: Maintained -USB HUB DRIVER -P: Johannes Erdfelt -M: johannes@erdfelt.com -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net -S: Maintained - USB ISP116X DRIVER P: Olav Kongas M: ok@artecdesign.ee -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained USB KAWASAKI LSI DRIVER P: Oliver Neukum M: oliver@neukum.name -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained USB MASS STORAGE DRIVER P: Matthew Dharm M: mdharm-usb@one-eyed-alien.net -L: linux-usb-users@lists.sourceforge.net +L: linux-usb@vger.kernel.org L: usb-storage@lists.one-eyed-alien.net S: Maintained W: http://www.one-eyed-alien.net/~mdharm/linux-usb/ @@ -3903,28 +3892,26 @@ W: http://www.one-eyed-alien.net/~mdharm/linux-usb/ USB OHCI DRIVER P: David Brownell M: dbrownell@users.sourceforge.net -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Odd Fixes USB OPTION-CARD DRIVER P: Matthias Urlichs M: smurf@smurf.noris.de -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained USB OV511 DRIVER P: Mark McClelland M: mmcclell@bigfoot.com -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org W: http://alpha.dyndns.org/ov511/ S: Maintained USB PEGASUS DRIVER P: Petko Manolov M: petkan@users.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org L: netdev@vger.kernel.org W: http://pegasus2.sourceforge.net/ S: Maintained @@ -3932,14 +3919,13 @@ S: Maintained USB PRINTER DRIVER (usblp) P: Pete Zaitcev M: zaitcev@redhat.com -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Supported USB RTL8150 DRIVER P: Petko Manolov M: petkan@users.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org L: netdev@vger.kernel.org W: http://pegasus2.sourceforge.net/ S: Maintained @@ -3947,8 +3933,7 @@ S: Maintained USB SE401 DRIVER P: Jeroen Vreeken M: pe1rxq@amsat.org -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org W: http://www.chello.nl/~j.vreeken/se401/ S: Maintained @@ -3962,72 +3947,59 @@ USB SERIAL DIGI ACCELEPORT DRIVER P: Peter Berger and Al Borchers M: pberger@brimson.com M: alborchers@steinerpoint.com -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained USB SERIAL DRIVER P: Greg Kroah-Hartman M: gregkh@suse.de -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Supported USB SERIAL BELKIN F5U103 DRIVER P: William Greathouse M: wgreathouse@smva.com -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained USB SERIAL CYPRESS M8 DRIVER P: Lonnie Mendez M: dignome@gmail.com -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained W: http://geocities.com/i0xox0i W: http://firstlight.net/cvs -USB SERIAL CYBERJACK PINPAD/E-COM DRIVER -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net -S: Maintained - USB AUERSWALD DRIVER P: Wolfgang Muees M: wolfgang@iksw-muees.de -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained USB SERIAL EMPEG EMPEG-CAR MARK I/II DRIVER P: Gary Brubaker M: xavyer@ix.netcom.com -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained USB SERIAL KEYSPAN DRIVER P: Greg Kroah-Hartman M: greg@kroah.com -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org W: http://www.kroah.com/linux/ S: Maintained USB SERIAL WHITEHEAT DRIVER P: Support Department M: support@connecttech.com -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org W: http://www.connecttech.com S: Supported USB SN9C1xx DRIVER P: Luca Risolia M: luca.risolia@studio.unibo.it -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org L: video4linux-list@redhat.com W: http://www.linux-projects.org S: Maintained @@ -4035,8 +4007,7 @@ S: Maintained USB SUBSYSTEM P: Greg Kroah-Hartman M: gregkh@suse.de -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org W: http://www.linux-usb.org T: quilt kernel.org/pub/linux/kernel/people/gregkh/gregkh-2.6/ S: Supported @@ -4044,8 +4015,7 @@ S: Supported USB UHCI DRIVER P: Alan Stern M: stern@rowland.harvard.edu -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org S: Maintained USB "USBNET" DRIVER FRAMEWORK @@ -4058,7 +4028,7 @@ S: Maintained USB W996[87]CF DRIVER P: Luca Risolia M: luca.risolia@studio.unibo.it -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org L: video4linux-list@redhat.com W: http://www.linux-projects.org S: Maintained @@ -4066,7 +4036,7 @@ S: Maintained USB ZC0301 DRIVER P: Luca Risolia M: luca.risolia@studio.unibo.it -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org L: video4linux-list@redhat.com W: http://www.linux-projects.org S: Maintained @@ -4074,15 +4044,14 @@ S: Maintained USB ZD1201 DRIVER P: Jeroen Vreeken M: pe1rxq@amsat.org -L: linux-usb-users@lists.sourceforge.net -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org W: http://linux-lc100020.sourceforge.net S: Maintained USB ZR364XX DRIVER P: Antoine Jacquet M: royale@zerezo.com -L: linux-usb-devel@lists.sourceforge.net +L: linux-usb@vger.kernel.org L: video4linux-list@redhat.com W: http://royale.zerezo.com/zr364xx/ S: Maintained diff --git a/arch/alpha/kernel/pci-noop.c b/arch/alpha/kernel/pci-noop.c index 174b729..468b76c 100644 --- a/arch/alpha/kernel/pci-noop.c +++ b/arch/alpha/kernel/pci-noop.c @@ -12,6 +12,7 @@ #include <linux/errno.h> #include <linux/sched.h> #include <linux/dma-mapping.h> +#include <linux/scatterlist.h> #include "proto.h" @@ -172,18 +173,19 @@ dma_alloc_coherent(struct device *dev, size_t size, EXPORT_SYMBOL(dma_alloc_coherent); int -dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, +dma_map_sg(struct device *dev, struct scatterlist *sgl, int nents, enum dma_data_direction direction) { int i; + struct scatterlist *sg; - for (i = 0; i < nents; i++ ) { + for_each_sg(sgl, sg, nents, i) { void *va; - BUG_ON(!sg[i].page); - va = page_address(sg[i].page) + sg[i].offset; - sg_dma_address(sg + i) = (dma_addr_t)virt_to_bus(va); - sg_dma_len(sg + i) = sg[i].length; + BUG_ON(!sg_page(sg)); + va = sg_virt(sg); + sg_dma_address(sg) = (dma_addr_t)virt_to_bus(va); + sg_dma_len(sg) = sg->length; } return nents; diff --git a/arch/arm/common/uengine.c b/arch/arm/common/uengine.c index 95c8508..117cab3 100644 --- a/arch/arm/common/uengine.c +++ b/arch/arm/common/uengine.c @@ -374,8 +374,8 @@ static int set_initial_registers(int uengine, struct ixp2000_uengine_code *c) u8 *ucode; int i; - gpr_a = kmalloc(128 * sizeof(u32), GFP_KERNEL); - gpr_b = kmalloc(128 * sizeof(u32), GFP_KERNEL); + gpr_a = kzalloc(128 * sizeof(u32), GFP_KERNEL); + gpr_b = kzalloc(128 * sizeof(u32), GFP_KERNEL); ucode = kmalloc(513 * 5, GFP_KERNEL); if (gpr_a == NULL || gpr_b == NULL || ucode == NULL) { kfree(ucode); @@ -388,8 +388,6 @@ static int set_initial_registers(int uengine, struct ixp2000_uengine_code *c) if (c->uengine_parameters & IXP2000_UENGINE_4_CONTEXTS) per_ctx_regs = 32; - memset(gpr_a, 0, sizeof(gpr_a)); - memset(gpr_b, 0, sizeof(gpr_b)); for (i = 0; i < 256; i++) { struct ixp2000_reg_value *r = c->initial_reg_values + i; u32 *bank; diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index d645897..29dec08 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -339,16 +339,6 @@ __pabt_svc: str r1, [sp] @ save the "real" r0 copied @ from the exception stack -#if __LINUX_ARM_ARCH__ < 6 && !defined(CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG) -#ifndef CONFIG_MMU -#warning "NPTL on non MMU needs fixing" -#else - @ make sure our user space atomic helper is aborted - cmp r2, #TASK_SIZE - bichs r3, r3, #PSR_Z_BIT -#endif -#endif - @ @ We are now ready to fill in the remaining blanks on the stack: @ @@ -372,9 +362,25 @@ __pabt_svc: zero_fp .endm + .macro kuser_cmpxchg_check +#if __LINUX_ARM_ARCH__ < 6 && !defined(CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG) +#ifndef CONFIG_MMU +#warning "NPTL on non MMU needs fixing" +#else + @ Make sure our user space atomic helper is restarted + @ if it was interrupted in a critical region. Here we + @ perform a quick test inline since it should be false + @ 99.9999% of the time. The rest is done out of line. + cmp r2, #TASK_SIZE + blhs kuser_cmpxchg_fixup +#endif +#endif + .endm + .align 5 __dabt_usr: usr_entry + kuser_cmpxchg_check @ @ Call the processor-specific abort handler: @@ -404,6 +410,7 @@ __dabt_usr: .align 5 __irq_usr: usr_entry + kuser_cmpxchg_check #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off @@ -446,9 +453,9 @@ __und_usr: @ @ r0 - instruction @ -1: ldrt r0, [r4] adr r9, ret_from_exception adr lr, __und_usr_unknown +1: ldrt r0, [r4] @ @ fallthrough to call_fpe @ @@ -669,7 +676,7 @@ __kuser_helper_start: * * Clobbered: * - * the Z flag might be lost + * none * * Definition and user space usage example: * @@ -730,9 +737,6 @@ __kuser_memory_barrier: @ 0xffff0fa0 * * - This routine already includes memory barriers as needed. * - * - A failure might be transient, i.e. it is possible, although unlikely, - * that "failure" be returned even if *ptr == oldval. - * * For example, a user space atomic_add implementation could look like this: * * #define atomic_add(ptr, val) \ @@ -769,46 +773,62 @@ __kuser_cmpxchg: @ 0xffff0fc0 #elif __LINUX_ARM_ARCH__ < 6 +#ifdef CONFIG_MMU + /* - * Theory of operation: - * - * We set the Z flag before loading oldval. If ever an exception - * occurs we can not be sure the loaded value will still be the same - * when the exception returns, therefore the user exception handler - * will clear the Z flag whenever the interrupted user code was - * actually from the kernel address space (see the usr_entry macro). - * - * The post-increment on the str is used to prevent a race with an - * exception happening just after the str instruction which would - * clear the Z flag although the exchange was done. + * The only thing that can break atomicity in this cmpxchg + * implementation is either an IRQ or a data abort exception + * causing another process/thread to be scheduled in the middle + * of the critical sequence. To prevent this, code is added to + * the IRQ and data abort exception handlers to set the pc back + * to the beginning of the critical section if it is found to be + * within that critical section (see kuser_cmpxchg_fixup). */ -#ifdef CONFIG_MMU - teq ip, ip @ set Z flag - ldr ip, [r2] @ load current val - add r3, r2, #1 @ prepare store ptr - teqeq ip, r0 @ compare with oldval if still allowed - streq r1, [r3, #-1]! @ store newval if still allowed - subs r0, r2, r3 @ if r2 == r3 the str occured +1: ldr r3, [r2] @ load current val + subs r3, r3, r0 @ compare with oldval +2: streq r1, [r2] @ store newval if eq + rsbs r0, r3, #0 @ set return val and C flag + usr_ret lr + + .text +kuser_cmpxchg_fixup: + @ Called from kuser_cmpxchg_check macro. + @ r2 = address of interrupted insn (must be preserved). + @ sp = saved regs. r7 and r8 are clobbered. + @ 1b = first critical insn, 2b = last critical insn. + @ If r2 >= 1b and r2 <= 2b then saved pc_usr is set to 1b. + mov r7, #0xffff0fff + sub r7, r7, #(0xffff0fff - (0xffff0fc0 + (1b - __kuser_cmpxchg))) + subs r8, r2, r7 + rsbcss r8, r8, #(2b - 1b) + strcs r7, [sp, #S_PC] + mov pc, lr + .previous + #else #warning "NPTL on non MMU needs fixing" mov r0, #-1 adds r0, r0, #0 -#endif usr_ret lr +#endif #else #ifdef CONFIG_SMP mcr p15, 0, r0, c7, c10, 5 @ dmb #endif - ldrex r3, [r2] +1: ldrex r3, [r2] subs r3, r3, r0 strexeq r3, r1, [r2] + teqeq r3, #1 + beq 1b rsbs r0, r3, #0 + /* beware -- each __kuser slot must be 8 instructions max */ #ifdef CONFIG_SMP - mcr p15, 0, r0, c7, c10, 5 @ dmb -#endif + b __kuser_memory_barrier +#else usr_ret lr +#endif #endif @@ -829,7 +849,7 @@ __kuser_cmpxchg: @ 0xffff0fc0 * * Clobbered: * - * the Z flag might be lost + * none * * Definition and user space usage example: * diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 4764bd9..c34db4e 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -327,7 +327,7 @@ asmlinkage void __exception do_undefinstr(struct pt_regs *regs) if ((instr & hook->instr_mask) == hook->instr_val && (regs->ARM_cpsr & hook->cpsr_mask) == hook->cpsr_val) { if (hook->fn(regs, instr) == 0) { - spin_unlock_irq(&undef_lock); + spin_unlock_irqrestore(&undef_lock, flags); return; } } @@ -509,7 +509,7 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs) * existence. Don't ever use this from user code. */ case 0xfff0: - { + for (;;) { extern void do_DataAbort(unsigned long addr, unsigned int fsr, struct pt_regs *regs); unsigned long val; @@ -545,7 +545,6 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs) up_read(&mm->mmap_sem); /* simulate a write access fault */ do_DataAbort(addr, 15 + (1 << 11), regs); - return -1; } #endif diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c index 0417c16..9296833 100644 --- a/arch/arm/mach-at91/at91rm9200_devices.c +++ b/arch/arm/mach-at91/at91rm9200_devices.c @@ -14,6 +14,7 @@ #include <asm/mach/map.h> #include <linux/platform_device.h> +#include <linux/i2c-gpio.h> #include <asm/arch/board.h> #include <asm/arch/gpio.h> @@ -435,7 +436,40 @@ void __init at91_add_device_nand(struct at91_nand_data *data) {} * TWI (i2c) * -------------------------------------------------------------------- */ -#if defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) +/* + * Prefer the GPIO code since the TWI controller isn't robust + * (gets overruns and underruns under load) and can only issue + * repeated STARTs in one scenario (the driver doesn't yet handle them). + */ +#if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE) + +static struct i2c_gpio_platform_data pdata = { + .sda_pin = AT91_PIN_PA25, + .sda_is_open_drain = 1, + .scl_pin = AT91_PIN_PA26, + .scl_is_open_drain = 1, + .udelay = 2, /* ~100 kHz */ +}; + +static struct platform_device at91rm9200_twi_device = { + .name = "i2c-gpio", + .id = -1, + .dev.platform_data = &pdata, +}; + +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) +{ + at91_set_GPIO_periph(AT91_PIN_PA25, 1); /* TWD (SDA) */ + at91_set_multi_drive(AT91_PIN_PA25, 1); + + at91_set_GPIO_periph(AT91_PIN_PA26, 1); /* TWCK (SCL) */ + at91_set_multi_drive(AT91_PIN_PA26, 1); + + i2c_register_board_info(0, devices, nr_devices); + platform_device_register(&at91rm9200_twi_device); +} + +#elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) static struct resource twi_resources[] = { [0] = { @@ -457,7 +491,7 @@ static struct platform_device at91rm9200_twi_device = { .num_resources = ARRAY_SIZE(twi_resources), }; -void __init at91_add_device_i2c(void) +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) { /* pins used for TWI interface */ at91_set_A_periph(AT91_PIN_PA25, 0); /* TWD */ @@ -466,10 +500,11 @@ void __init at91_add_device_i2c(void) at91_set_A_periph(AT91_PIN_PA26, 0); /* TWCK */ at91_set_multi_drive(AT91_PIN_PA26, 1); + i2c_register_board_info(0, devices, nr_devices); platform_device_register(&at91rm9200_twi_device); } #else -void __init at91_add_device_i2c(void) {} +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {} #endif diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c index ffd3154..3091bf4 100644 --- a/arch/arm/mach-at91/at91sam9260_devices.c +++ b/arch/arm/mach-at91/at91sam9260_devices.c @@ -13,6 +13,7 @@ #include <asm/mach/map.h> #include <linux/platform_device.h> +#include <linux/i2c-gpio.h> #include <asm/arch/board.h> #include <asm/arch/gpio.h> @@ -352,7 +353,41 @@ void __init at91_add_device_nand(struct at91_nand_data *data) {} * TWI (i2c) * -------------------------------------------------------------------- */ -#if defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) +/* + * Prefer the GPIO code since the TWI controller isn't robust + * (gets overruns and underruns under load) and can only issue + * repeated STARTs in one scenario (the driver doesn't yet handle them). + */ + +#if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE) + +static struct i2c_gpio_platform_data pdata = { + .sda_pin = AT91_PIN_PA23, + .sda_is_open_drain = 1, + .scl_pin = AT91_PIN_PA24, + .scl_is_open_drain = 1, + .udelay = 2, /* ~100 kHz */ +}; + +static struct platform_device at91sam9260_twi_device = { + .name = "i2c-gpio", + .id = -1, + .dev.platform_data = &pdata, +}; + +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) +{ + at91_set_GPIO_periph(AT91_PIN_PA23, 1); /* TWD (SDA) */ + at91_set_multi_drive(AT91_PIN_PA23, 1); + + at91_set_GPIO_periph(AT91_PIN_PA24, 1); /* TWCK (SCL) */ + at91_set_multi_drive(AT91_PIN_PA24, 1); + + i2c_register_board_info(0, devices, nr_devices); + platform_device_register(&at91sam9260_twi_device); +} + +#elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) static struct resource twi_resources[] = { [0] = { @@ -374,7 +409,7 @@ static struct platform_device at91sam9260_twi_device = { .num_resources = ARRAY_SIZE(twi_resources), }; -void __init at91_add_device_i2c(void) +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) { /* pins used for TWI interface */ at91_set_A_periph(AT91_PIN_PA23, 0); /* TWD */ @@ -383,10 +418,11 @@ void __init at91_add_device_i2c(void) at91_set_A_periph(AT91_PIN_PA24, 0); /* TWCK */ at91_set_multi_drive(AT91_PIN_PA24, 1); + i2c_register_board_info(0, devices, nr_devices); platform_device_register(&at91sam9260_twi_device); } #else -void __init at91_add_device_i2c(void) {} +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {} #endif diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c index 3576595..64979a9 100644 --- a/arch/arm/mach-at91/at91sam9261_devices.c +++ b/arch/arm/mach-at91/at91sam9261_devices.c @@ -14,7 +14,9 @@ #include <asm/mach/map.h> #include <linux/platform_device.h> +#include <linux/i2c-gpio.h> +#include <linux/fb.h> #include <video/atmel_lcdc.h> #include <asm/arch/board.h> @@ -275,7 +277,40 @@ void __init at91_add_device_nand(struct at91_nand_data *data) {} * TWI (i2c) * -------------------------------------------------------------------- */ -#if defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) +/* + * Prefer the GPIO code since the TWI controller isn't robust + * (gets overruns and underruns under load) and can only issue + * repeated STARTs in one scenario (the driver doesn't yet handle them). + */ +#if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE) + +static struct i2c_gpio_platform_data pdata = { + .sda_pin = AT91_PIN_PA7, + .sda_is_open_drain = 1, + .scl_pin = AT91_PIN_PA8, + .scl_is_open_drain = 1, + .udelay = 2, /* ~100 kHz */ +}; + +static struct platform_device at91sam9261_twi_device = { + .name = "i2c-gpio", + .id = -1, + .dev.platform_data = &pdata, +}; + +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) +{ + at91_set_GPIO_periph(AT91_PIN_PA7, 1); /* TWD (SDA) */ + at91_set_multi_drive(AT91_PIN_PA7, 1); + + at91_set_GPIO_periph(AT91_PIN_PA8, 1); /* TWCK (SCL) */ + at91_set_multi_drive(AT91_PIN_PA8, 1); + + i2c_register_board_info(0, devices, nr_devices); + platform_device_register(&at91sam9261_twi_device); +} + +#elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) static struct resource twi_resources[] = { [0] = { @@ -297,7 +332,7 @@ static struct platform_device at91sam9261_twi_device = { .num_resources = ARRAY_SIZE(twi_resources), }; -void __init at91_add_device_i2c(void) +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) { /* pins used for TWI interface */ at91_set_A_periph(AT91_PIN_PA7, 0); /* TWD */ @@ -306,10 +341,11 @@ void __init at91_add_device_i2c(void) at91_set_A_periph(AT91_PIN_PA8, 0); /* TWCK */ at91_set_multi_drive(AT91_PIN_PA8, 1); + i2c_register_board_info(0, devices, nr_devices); platform_device_register(&at91sam9261_twi_device); } #else -void __init at91_add_device_i2c(void) {} +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {} #endif diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c index f924bd5..ac329a9 100644 --- a/arch/arm/mach-at91/at91sam9263_devices.c +++ b/arch/arm/mach-at91/at91sam9263_devices.c @@ -13,7 +13,9 @@ #include <asm/mach/map.h> #include <linux/platform_device.h> +#include <linux/i2c-gpio.h> +#include <linux/fb.h> #include <video/atmel_lcdc.h> #include <asm/arch/board.h> @@ -421,7 +423,40 @@ void __init at91_add_device_nand(struct at91_nand_data *data) {} * TWI (i2c) * -------------------------------------------------------------------- */ -#if defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) +/* + * Prefer the GPIO code since the TWI controller isn't robust + * (gets overruns and underruns under load) and can only issue + * repeated STARTs in one scenario (the driver doesn't yet handle them). + */ +#if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE) + +static struct i2c_gpio_platform_data pdata = { + .sda_pin = AT91_PIN_PB4, + .sda_is_open_drain = 1, + .scl_pin = AT91_PIN_PB5, + .scl_is_open_drain = 1, + .udelay = 2, /* ~100 kHz */ +}; + +static struct platform_device at91sam9263_twi_device = { + .name = "i2c-gpio", + .id = -1, + .dev.platform_data = &pdata, +}; + +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) +{ + at91_set_GPIO_periph(AT91_PIN_PB4, 1); /* TWD (SDA) */ + at91_set_multi_drive(AT91_PIN_PB4, 1); + + at91_set_GPIO_periph(AT91_PIN_PB5, 1); /* TWCK (SCL) */ + at91_set_multi_drive(AT91_PIN_PB5, 1); + + i2c_register_board_info(0, devices, nr_devices); + platform_device_register(&at91sam9263_twi_device); +} + +#elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) static struct resource twi_resources[] = { [0] = { @@ -443,7 +478,7 @@ static struct platform_device at91sam9263_twi_device = { .num_resources = ARRAY_SIZE(twi_resources), }; -void __init at91_add_device_i2c(void) +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) { /* pins used for TWI interface */ at91_set_A_periph(AT91_PIN_PB4, 0); /* TWD */ @@ -452,10 +487,11 @@ void __init at91_add_device_i2c(void) at91_set_A_periph(AT91_PIN_PB5, 0); /* TWCK */ at91_set_multi_drive(AT91_PIN_PB5, 1); + i2c_register_board_info(0, devices, nr_devices); platform_device_register(&at91sam9263_twi_device); } #else -void __init at91_add_device_i2c(void) {} +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {} #endif diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c index cd7532b..2bd60a3 100644 --- a/arch/arm/mach-at91/at91sam9rl_devices.c +++ b/arch/arm/mach-at91/at91sam9rl_devices.c @@ -10,8 +10,9 @@ #include <asm/mach/map.h> #include <linux/platform_device.h> -#include <linux/fb.h> +#include <linux/i2c-gpio.h> +#include <linux/fb.h> #include <video/atmel_lcdc.h> #include <asm/arch/board.h> @@ -169,7 +170,40 @@ void __init at91_add_device_nand(struct at91_nand_data *data) {} * TWI (i2c) * -------------------------------------------------------------------- */ -#if defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) +/* + * Prefer the GPIO code since the TWI controller isn't robust + * (gets overruns and underruns under load) and can only issue + * repeated STARTs in one scenario (the driver doesn't yet handle them). + */ +#if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE) + +static struct i2c_gpio_platform_data pdata = { + .sda_pin = AT91_PIN_PA23, + .sda_is_open_drain = 1, + .scl_pin = AT91_PIN_PA24, + .scl_is_open_drain = 1, + .udelay = 2, /* ~100 kHz */ +}; + +static struct platform_device at91sam9rl_twi_device = { + .name = "i2c-gpio", + .id = -1, + .dev.platform_data = &pdata, +}; + +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) +{ + at91_set_GPIO_periph(AT91_PIN_PA23, 1); /* TWD (SDA) */ + at91_set_multi_drive(AT91_PIN_PA23, 1); + + at91_set_GPIO_periph(AT91_PIN_PA24, 1); /* TWCK (SCL) */ + at91_set_multi_drive(AT91_PIN_PA24, 1); + + i2c_register_board_info(0, devices, nr_devices); + platform_device_register(&at91sam9rl_twi_device); +} + +#elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE) static struct resource twi_resources[] = { [0] = { @@ -191,7 +225,7 @@ static struct platform_device at91sam9rl_twi_device = { .num_resources = ARRAY_SIZE(twi_resources), }; -void __init at91_add_device_i2c(void) +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) { /* pins used for TWI interface */ at91_set_A_periph(AT91_PIN_PA23, 0); /* TWD */ @@ -200,10 +234,11 @@ void __init at91_add_device_i2c(void) at91_set_A_periph(AT91_PIN_PA24, 0); /* TWCK */ at91_set_multi_drive(AT91_PIN_PA24, 1); + i2c_register_board_info(0, devices, nr_devices); platform_device_register(&at91sam9rl_twi_device); } #else -void __init at91_add_device_i2c(void) {} +void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {} #endif diff --git a/arch/arm/mach-at91/board-carmeva.c b/arch/arm/mach-at91/board-carmeva.c index 76ec856..0f087829 100644 --- a/arch/arm/mach-at91/board-carmeva.c +++ b/arch/arm/mach-at91/board-carmeva.c @@ -128,7 +128,7 @@ static void __init carmeva_board_init(void) /* USB Device */ at91_add_device_udc(&carmeva_udc_data); /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(NULL, 0); /* SPI */ at91_add_device_spi(carmeva_spi_devices, ARRAY_SIZE(carmeva_spi_devices)); /* Compact Flash */ diff --git a/arch/arm/mach-at91/board-csb337.c b/arch/arm/mach-at91/board-csb337.c index dde0899..d0aa20c 100644 --- a/arch/arm/mach-at91/board-csb337.c +++ b/arch/arm/mach-at91/board-csb337.c @@ -23,7 +23,6 @@ #include <linux/mm.h> #include <linux/module.h> #include <linux/platform_device.h> -#include <linux/i2c.h> #include <linux/spi/spi.h> #include <linux/mtd/physmap.h> @@ -85,12 +84,12 @@ static struct at91_udc_data __initdata csb337_udc_data = { }; static struct i2c_board_info __initdata csb337_i2c_devices[] = { - { I2C_BOARD_INFO("rtc-ds1307", 0x68), - .type = "ds1307", + { + I2C_BOARD_INFO("rtc-ds1307", 0x68), + .type = "ds1307", }, }; - static struct at91_cf_data __initdata csb337_cf_data = { /* * connector P4 on the CSB 337 mates to @@ -168,9 +167,7 @@ static void __init csb337_board_init(void) /* USB Device */ at91_add_device_udc(&csb337_udc_data); /* I2C */ - at91_add_device_i2c(); - i2c_register_board_info(0, csb337_i2c_devices, - ARRAY_SIZE(csb337_i2c_devices)); + at91_add_device_i2c(csb337_i2c_devices, ARRAY_SIZE(csb337_i2c_devices)); /* Compact Flash */ at91_set_gpio_input(AT91_PIN_PB22, 1); /* IOIS16 */ at91_add_device_cf(&csb337_cf_data); diff --git a/arch/arm/mach-at91/board-csb637.c b/arch/arm/mach-at91/board-csb637.c index 77f04b9..c5c721d 100644 --- a/arch/arm/mach-at91/board-csb637.c +++ b/arch/arm/mach-at91/board-csb637.c @@ -129,7 +129,7 @@ static void __init csb637_board_init(void) /* USB Device */ at91_add_device_udc(&csb637_udc_data); /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(NULL, 0); /* SPI */ at91_add_device_spi(NULL, 0); /* NOR flash */ diff --git a/arch/arm/mach-at91/board-dk.c b/arch/arm/mach-at91/board-dk.c index af49789..40c9e43 100644 --- a/arch/arm/mach-at91/board-dk.c +++ b/arch/arm/mach-at91/board-dk.c @@ -124,6 +124,19 @@ static struct spi_board_info dk_spi_devices[] = { #endif }; +static struct i2c_board_info __initdata dk_i2c_devices[] = { + { + I2C_BOARD_INFO("ics1523", 0x26), + }, + { + I2C_BOARD_INFO("x9429", 0x28), + }, + { + I2C_BOARD_INFO("at24c", 0x50), + .type = "24c1024", + } +}; + static struct mtd_partition __initdata dk_nand_partition[] = { { .name = "NAND Partition 1", @@ -185,7 +198,7 @@ static void __init dk_board_init(void) /* Compact Flash */ at91_add_device_cf(&dk_cf_data); /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(dk_i2c_devices, ARRAY_SIZE(dk_i2c_devices)); /* SPI */ at91_add_device_spi(dk_spi_devices, ARRAY_SIZE(dk_spi_devices)); #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD diff --git a/arch/arm/mach-at91/board-eb9200.c b/arch/arm/mach-at91/board-eb9200.c index 20458b5..b7b79bb 100644 --- a/arch/arm/mach-at91/board-eb9200.c +++ b/arch/arm/mach-at91/board-eb9200.c @@ -91,6 +91,14 @@ static struct at91_mmc_data __initdata eb9200_mmc_data = { .wire4 = 1, }; +static struct i2c_board_info __initdata eb9200_i2c_devices[] = { + { + I2C_BOARD_INFO("at24c", 0x50), + .type = "24c512", + }, +}; + + static void __init eb9200_board_init(void) { /* Serial */ @@ -102,7 +110,7 @@ static void __init eb9200_board_init(void) /* USB Device */ at91_add_device_udc(&eb9200_udc_data); /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(eb9200_i2c_devices, ARRAY_SIZE(eb9200_i2c_devices)); /* Compact Flash */ at91_add_device_cf(&eb9200_cf_data); /* SPI */ diff --git a/arch/arm/mach-at91/board-ek.c b/arch/arm/mach-at91/board-ek.c index 322fdd7..d05b1b2 100644 --- a/arch/arm/mach-at91/board-ek.c +++ b/arch/arm/mach-at91/board-ek.c @@ -145,7 +145,7 @@ static void __init ek_board_init(void) at91_add_device_udc(&ek_udc_data); at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */ /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices)); /* SPI */ at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD diff --git a/arch/arm/mach-at91/board-kafa.c b/arch/arm/mach-at91/board-kafa.c index c77d84c..cf1b7b2 100644 --- a/arch/arm/mach-at91/board-kafa.c +++ b/arch/arm/mach-at91/board-kafa.c @@ -92,7 +92,7 @@ static void __init kafa_board_init(void) /* USB Device */ at91_add_device_udc(&kafa_udc_data); /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(NULL, 0); /* SPI */ at91_add_device_spi(NULL, 0); } diff --git a/arch/arm/mach-at91/board-kb9202.c b/arch/arm/mach-at91/board-kb9202.c index 7d9b1a2..4b39b9c 100644 --- a/arch/arm/mach-at91/board-kb9202.c +++ b/arch/arm/mach-at91/board-kb9202.c @@ -124,7 +124,7 @@ static void __init kb9202_board_init(void) /* MMC */ at91_add_device_mmc(0, &kb9202_mmc_data); /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(NULL, 0); /* SPI */ at91_add_device_spi(NULL, 0); /* NAND */ diff --git a/arch/arm/mach-at91/board-picotux200.c b/arch/arm/mach-at91/board-picotux200.c index 49cfe7a..6acb55c 100644 --- a/arch/arm/mach-at91/board-picotux200.c +++ b/arch/arm/mach-at91/board-picotux200.c @@ -139,7 +139,7 @@ static void __init picotux200_board_init(void) // at91_add_device_udc(&picotux200_udc_data); // at91_set_multi_drive(picotux200_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */ /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(NULL, 0); /* SPI */ // at91_add_device_spi(picotux200_spi_devices, ARRAY_SIZE(picotux200_spi_devices)); #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD diff --git a/arch/arm/mach-at91/board-sam9260ek.c b/arch/arm/mach-at91/board-sam9260ek.c index 65fa532..b343a6c 100644 --- a/arch/arm/mach-at91/board-sam9260ek.c +++ b/arch/arm/mach-at91/board-sam9260ek.c @@ -189,7 +189,7 @@ static void __init ek_board_init(void) /* MMC */ at91_add_device_mmc(0, &ek_mmc_data); /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(NULL, 0); } MACHINE_START(AT91SAM9260EK, "Atmel AT91SAM9260-EK") diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c index 42e172c..550ae59a 100644 --- a/arch/arm/mach-at91/board-sam9261ek.c +++ b/arch/arm/mach-at91/board-sam9261ek.c @@ -382,14 +382,14 @@ static struct platform_device ek_button_device = { static void __init ek_add_device_buttons(void) { - at91_set_gpio_input(AT91_PIN_PB27, 0); /* btn0 */ - at91_set_deglitch(AT91_PIN_PB27, 1); - at91_set_gpio_input(AT91_PIN_PB26, 0); /* btn1 */ - at91_set_deglitch(AT91_PIN_PB26, 1); - at91_set_gpio_input(AT91_PIN_PB25, 0); /* btn2 */ - at91_set_deglitch(AT91_PIN_PB25, 1); - at91_set_gpio_input(AT91_PIN_PB24, 0); /* btn3 */ - at91_set_deglitch(AT91_PIN_PB24, 1); + at91_set_gpio_input(AT91_PIN_PA27, 0); /* btn0 */ + at91_set_deglitch(AT91_PIN_PA27, 1); + at91_set_gpio_input(AT91_PIN_PA26, 0); /* btn1 */ + at91_set_deglitch(AT91_PIN_PA26, 1); + at91_set_gpio_input(AT91_PIN_PA25, 0); /* btn2 */ + at91_set_deglitch(AT91_PIN_PA25, 1); + at91_set_gpio_input(AT91_PIN_PA24, 0); /* btn3 */ + at91_set_deglitch(AT91_PIN_PA24, 1); platform_device_register(&ek_button_device); } @@ -406,7 +406,7 @@ static void __init ek_board_init(void) /* USB Device */ at91_add_device_udc(&ek_udc_data); /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(NULL, 0); /* NAND */ at91_add_device_nand(&ek_nand_data); /* DM9000 ethernet */ diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c index 2a1cc73..ab9dcc0 100644 --- a/arch/arm/mach-at91/board-sam9263ek.c +++ b/arch/arm/mach-at91/board-sam9263ek.c @@ -291,7 +291,7 @@ static void __init ek_board_init(void) /* NAND */ at91_add_device_nand(&ek_nand_data); /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(NULL, 0); /* LCD Controller */ at91_add_device_lcdc(&ek_lcdc_data); /* AC97 */ diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c index 9b61320..bc0546d 100644 --- a/arch/arm/mach-at91/board-sam9rlek.c +++ b/arch/arm/mach-at91/board-sam9rlek.c @@ -181,7 +181,7 @@ static void __init ek_board_init(void) /* Serial */ at91_add_device_serial(); /* I2C */ - at91_add_device_i2c(); + at91_add_device_i2c(NULL, 0); /* NAND */ at91_add_device_nand(&ek_nand_data); /* SPI */ diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c index 848efb2..57c3b64 100644 --- a/arch/arm/mach-at91/clock.c +++ b/arch/arm/mach-at91/clock.c @@ -351,7 +351,7 @@ static void init_programmable_clock(struct clk *clk) pckr = at91_sys_read(AT91_PMC_PCKR(clk->id)); parent = at91_css_to_clk(pckr & AT91_PMC_CSS); clk->parent = parent; - clk->rate_hz = parent->rate_hz / (1 << ((pckr >> 2) & 3)); + clk->rate_hz = parent->rate_hz / (1 << ((pckr & AT91_PMC_PRES) >> 2)); } #endif /* CONFIG_AT91_PROGRAMMABLE_CLOCKS */ @@ -587,8 +587,11 @@ int __init at91_clock_init(unsigned long main_clock) mckr = at91_sys_read(AT91_PMC_MCKR); mck.parent = at91_css_to_clk(mckr & AT91_PMC_CSS); freq = mck.parent->rate_hz; - freq /= (1 << ((mckr >> 2) & 3)); /* prescale */ - mck.rate_hz = freq / (1 + ((mckr >> 8) & 3)); /* mdiv */ + freq /= (1 << ((mckr & AT91_PMC_PRES) >> 2)); /* prescale */ + if (cpu_is_at91rm9200()) + mck.rate_hz = freq / (1 + ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */ + else + mck.rate_hz = freq / (1 << ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */ /* Register the PMC's standard clocks */ for (i = 0; i < ARRAY_SIZE(standard_pmc_clocks); i++) diff --git a/arch/arm/mach-imx/irq.c b/arch/arm/mach-imx/irq.c index 0791b56..a7465db 100644 --- a/arch/arm/mach-imx/irq.c +++ b/arch/arm/mach-imx/irq.c @@ -43,12 +43,46 @@ * */ -#define INTENNUM_OFF 0x8 -#define INTDISNUM_OFF 0xC +#define INTCNTL_OFF 0x00 +#define NIMASK_OFF 0x04 +#define INTENNUM_OFF 0x08 +#define INTDISNUM_OFF 0x0C +#define INTENABLEH_OFF 0x10 +#define INTENABLEL_OFF 0x14 +#define INTTYPEH_OFF 0x18 +#define INTTYPEL_OFF 0x1C +#define NIPRIORITY_OFF(x) (0x20+4*(7-(x))) +#define NIVECSR_OFF 0x40 +#define FIVECSR_OFF 0x44 +#define INTSRCH_OFF 0x48 +#define INTSRCL_OFF 0x4C +#define INTFRCH_OFF 0x50 +#define INTFRCL_OFF 0x54 +#define NIPNDH_OFF 0x58 +#define NIPNDL_OFF 0x5C +#define FIPNDH_OFF 0x60 +#define FIPNDL_OFF 0x64 #define VA_AITC_BASE IO_ADDRESS(IMX_AITC_BASE) -#define IMX_AITC_INTDISNUM (VA_AITC_BASE + INTDISNUM_OFF) +#define IMX_AITC_INTCNTL (VA_AITC_BASE + INTCNTL_OFF) +#define IMX_AITC_NIMASK (VA_AITC_BASE + NIMASK_OFF) #define IMX_AITC_INTENNUM (VA_AITC_BASE + INTENNUM_OFF) +#define IMX_AITC_INTDISNUM (VA_AITC_BASE + INTDISNUM_OFF) +#define IMX_AITC_INTENABLEH (VA_AITC_BASE + INTENABLEH_OFF) +#define IMX_AITC_INTENABLEL (VA_AITC_BASE + INTENABLEL_OFF) +#define IMX_AITC_INTTYPEH (VA_AITC_BASE + INTTYPEH_OFF) +#define IMX_AITC_INTTYPEL (VA_AITC_BASE + INTTYPEL_OFF) +#define IMX_AITC_NIPRIORITY(x) (VA_AITC_BASE + NIPRIORITY_OFF(x)) +#define IMX_AITC_NIVECSR (VA_AITC_BASE + NIVECSR_OFF) +#define IMX_AITC_FIVECSR (VA_AITC_BASE + FIVECSR_OFF) +#define IMX_AITC_INTSRCH (VA_AITC_BASE + INTSRCH_OFF) +#define IMX_AITC_INTSRCL (VA_AITC_BASE + INTSRCL_OFF) +#define IMX_AITC_INTFRCH (VA_AITC_BASE + INTFRCH_OFF) +#define IMX_AITC_INTFRCL (VA_AITC_BASE + INTFRCL_OFF) +#define IMX_AITC_NIPNDH (VA_AITC_BASE + NIPNDH_OFF) +#define IMX_AITC_NIPNDL (VA_AITC_BASE + NIPNDL_OFF) +#define IMX_AITC_FIPNDH (VA_AITC_BASE + FIPNDH_OFF) +#define IMX_AITC_FIPNDL (VA_AITC_BASE + FIPNDL_OFF) #if 0 #define DEBUG_IRQ(fmt...) printk(fmt) @@ -222,7 +256,12 @@ imx_init_irq(void) DEBUG_IRQ("Initializing imx interrupts\n"); - /* Mask all interrupts initially */ + /* Disable all interrupts initially. */ + /* Do not rely on the bootloader. */ + __raw_writel(0, IMX_AITC_INTENABLEH); + __raw_writel(0, IMX_AITC_INTENABLEL); + + /* Mask all GPIO interrupts as well */ IMR(0) = 0; IMR(1) = 0; IMR(2) = 0; @@ -245,6 +284,6 @@ imx_init_irq(void) set_irq_chained_handler(GPIO_INT_PORTC, imx_gpioc_demux_handler); set_irq_chained_handler(GPIO_INT_PORTD, imx_gpiod_demux_handler); - /* Disable all interrupts initially. */ - /* In IMX this is done in the bootloader. */ + /* Release masking of interrupts according to priority */ + __raw_writel(-1, IMX_AITC_NIMASK); } diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c index d0f2b59..8e126e6 100644 --- a/arch/arm/mach-pxa/pxa27x.c +++ b/arch/arm/mach-pxa/pxa27x.c @@ -146,7 +146,7 @@ static struct clk pxa27x_clks[] = { INIT_CKEN("MMCCLK", MMC, 19500000, 0, &pxa_device_mci.dev), INIT_CKEN("FICPCLK", FICP, 48000000, 0, &pxa_device_ficp.dev), - INIT_CKEN("USBCLK", USB, 48000000, 0, &pxa27x_device_ohci.dev), + INIT_CKEN("USBCLK", USBHOST, 48000000, 0, &pxa27x_device_ohci.dev), INIT_CKEN("I2CCLK", PWRI2C, 13000000, 0, &pxa27x_device_i2c_power.dev), INIT_CKEN("KBDCLK", KEYPAD, 32768, 0, NULL), diff --git a/arch/arm/mach-pxa/pxa320.c b/arch/arm/mach-pxa/pxa320.c index 1010f77..74128eb 100644 --- a/arch/arm/mach-pxa/pxa320.c +++ b/arch/arm/mach-pxa/pxa320.c @@ -23,8 +23,11 @@ static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = { MFP_ADDR_X(GPIO0, GPIO4, 0x0124), - MFP_ADDR_X(GPIO5, GPIO26, 0x028C), - MFP_ADDR_X(GPIO27, GPIO62, 0x0400), + MFP_ADDR_X(GPIO5, GPIO9, 0x028C), + MFP_ADDR(GPIO10, 0x0458), + MFP_ADDR_X(GPIO11, GPIO26, 0x02A0), + MFP_ADDR_X(GPIO27, GPIO48, 0x0400), + MFP_ADDR_X(GPIO49, GPIO62, 0x045C), MFP_ADDR_X(GPIO63, GPIO73, 0x04B4), MFP_ADDR_X(GPIO74, GPIO98, 0x04F0), MFP_ADDR_X(GPIO99, GPIO127, 0x0600), diff --git a/arch/arm/mach-pxa/ssp.c b/arch/arm/mach-pxa/ssp.c index 71766ac..422afee 100644 --- a/arch/arm/mach-pxa/ssp.c +++ b/arch/arm/mach-pxa/ssp.c @@ -309,6 +309,7 @@ void ssp_exit(struct ssp_dev *dev) if (dev->port > PXA_SSP_PORTS || dev->port == 0) { printk(KERN_WARNING "SSP: tried to close invalid port\n"); + mutex_unlock(&mutex); return; } diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 9f9de3e..2a3a7ea 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -3,7 +3,7 @@ # see Documentation/kbuild/kconfig-language.txt. # -mainmenu "uClinux/Blackfin (w/o MMU) Kernel Configuration" +mainmenu "Blackfin Kernel Configuration" config MMU bool @@ -29,10 +29,6 @@ config ZONE_DMA bool default y -config BFIN - bool - default y - config SEMAPHORE_SLEEPERS bool default y @@ -50,7 +46,7 @@ config GENERIC_HARDIRQS default y config GENERIC_IRQ_PROBE - bool + bool default y config GENERIC_TIME @@ -69,11 +65,6 @@ config GENERIC_CALIBRATE_DELAY bool default y -config IRQCHIP_DEMUX_GPIO - bool - depends on (BF52x || BF53x || BF561 || BF54x) - default y - source "init/Kconfig" source "kernel/Kconfig.preempt" @@ -140,6 +131,11 @@ config BF544 help BF544 Processor Support. +config BF547 + bool "BF547" + help + BF547 Processor Support. + config BF548 bool "BF548" help @@ -166,11 +162,11 @@ choice config BF_REV_0_0 bool "0.0" - depends on (BF549 || BF527) + depends on (BF52x || BF54x) config BF_REV_0_1 - bool "0.2" - depends on (BF549 || BF527) + bool "0.1" + depends on (BF52x || BF54x) config BF_REV_0_2 bool "0.2" @@ -208,7 +204,7 @@ config BF53x config BF54x bool - depends on (BF542 || BF544 || BF548 || BF549) + depends on (BF542 || BF544 || BF547 || BF548 || BF549) default y config BFIN_DUAL_CORE @@ -221,95 +217,6 @@ config BFIN_SINGLE_CORE depends on !BFIN_DUAL_CORE default y -choice - prompt "System type" - default BFIN533_STAMP - help - Do NOT change the board here. Please use the top level - configuration to ensure that all the other settings are - correct. - -config BFIN527_EZKIT - bool "BF527-EZKIT" - depends on (BF522 || BF525 || BF527) - help - BF533-EZKIT-LITE board Support. - -config BFIN533_EZKIT - bool "BF533-EZKIT" - depends on (BF533 || BF532 || BF531) - help - BF533-EZKIT-LITE board Support. - -config BFIN533_STAMP - bool "BF533-STAMP" - depends on (BF533 || BF532 || BF531) - help - BF533-STAMP board Support. - -config BFIN537_STAMP - bool "BF537-STAMP" - depends on (BF537 || BF536 || BF534) - help - BF537-STAMP board Support. - -config BFIN533_BLUETECHNIX_CM - bool "Bluetechnix CM-BF533" - depends on (BF533) - help - CM-BF533 support for EVAL- and DEV-Board. - -config BFIN537_BLUETECHNIX_CM - bool "Bluetechnix CM-BF537" - depends on (BF537) - help - CM-BF537 support for EVAL- and DEV-Board. - -config BFIN548_EZKIT - bool "BF548-EZKIT" - depends on (BF548 || BF549) - help - BFIN548-EZKIT board Support. - -config BFIN561_BLUETECHNIX_CM - bool "Bluetechnix CM-BF561" - depends on (BF561) - help - CM-BF561 support for EVAL- and DEV-Board. - -config BFIN561_EZKIT - bool "BF561-EZKIT" - depends on (BF561) - help - BF561-EZKIT-LITE board Support. - -config BFIN561_TEPLA - bool "BF561-TEPLA" - depends on (BF561) - help - BF561-TEPLA board Support. - -config PNAV10 - bool "PNAV 1.0 board" - depends on (BF537) - help - PNAV 1.0 board Support. - -config H8606_HVSISTEMAS - bool "HV Sistemas H8606" - depends on (BF532) - help - HV Sistemas H8606 board support. - -config GENERIC_BOARD - bool "Custom" - depends on (BF537 || BF536 \ - || BF534 || BF561 || BF535 || BF533 || BF532 || BF531) - help - GENERIC or Custom board Support. - -endchoice - config MEM_GENERIC_BOARD bool depends on GENERIC_BOARD @@ -389,9 +296,9 @@ config BFIN_KERNEL_CLOCK configuration. config PLL_BYPASS - bool "Bypass PLL" - depends on BFIN_KERNEL_CLOCK - default n + bool "Bypass PLL" + depends on BFIN_KERNEL_CLOCK + default n config CLKIN_HALF bool "Half Clock In" @@ -468,11 +375,11 @@ config MAX_VCO_HZ default 500000000 if BF534 default 400000000 if BF536 default 600000000 if BF537 - default 533000000 if BF538 - default 533000000 if BF539 + default 533333333 if BF538 + default 533333333 if BF539 default 600000000 if BF542 - default 533000000 if BF544 - default 533000000 if BF549 + default 533333333 if BF544 + default 533333333 if BF549 default 600000000 if BF561 config MIN_VCO_HZ @@ -481,7 +388,7 @@ config MIN_VCO_HZ config MAX_SCLK_HZ int - default 133000000 + default 133333333 config MIN_SCLK_HZ int @@ -959,6 +866,20 @@ config BANK_3 default 0x99B3 endmenu +config EBIU_MBSCTLVAL + hex "EBIU Bank Select Control Register" + depends on BF54x + default 0 + +config EBIU_MODEVAL + hex "Flash Memory Mode Control Register" + depends on BF54x + default 1 + +config EBIU_FCTLVAL + hex "Flash Memory Bank Control Register" + depends on BF54x + default 6 endmenu ############################################################################# @@ -1075,174 +996,7 @@ source "fs/Kconfig" source "kernel/Kconfig.instrumentation" -menu "Kernel hacking" - -source "lib/Kconfig.debug" - -config DEBUG_HWERR - bool "Hardware error interrupt debugging" - depends on DEBUG_KERNEL - help - When enabled, the hardware error interrupt is never disabled, and - will happen immediately when an error condition occurs. This comes - at a slight cost in code size, but is necessary if you are getting - hardware error interrupts and need to know where they are coming - from. - -config DEBUG_ICACHE_CHECK - bool "Check Instruction cache coherency" - depends on DEBUG_KERNEL - depends on DEBUG_HWERR - help - Say Y here if you are getting weird unexplained errors. This will - ensure that icache is what SDRAM says it should be by doing a - byte wise comparison between SDRAM and instruction cache. This - also relocates the irq_panic() function to L1 memory, (which is - un-cached). - -config DEBUG_HUNT_FOR_ZERO - bool "Catch NULL pointer reads/writes" - default y - help - Say Y here to catch reads/writes to anywhere in the memory range - from 0x0000 - 0x0FFF (the first 4k) of memory. This is useful in - catching common programming errors such as NULL pointer dereferences. - - Misbehaving applications will be killed (generate a SEGV) while the - kernel will trigger a panic. - - Enabling this option will take up an extra entry in CPLB table. - Otherwise, there is no extra overhead. - -config DEBUG_BFIN_HWTRACE_ON - bool "Turn on Blackfin's Hardware Trace" - default y - help - All Blackfins include a Trace Unit which stores a history of the last - 16 changes in program flow taken by the program sequencer. The history - allows the user to recreate the program sequencer’s recent path. This - can be handy when an application dies - we print out the execution - path of how it got to the offending instruction. - - By turning this off, you may save a tiny amount of power. - -choice - prompt "Omit loop Tracing" - default DEBUG_BFIN_HWTRACE_COMPRESSION_OFF - depends on DEBUG_BFIN_HWTRACE_ON - help - The trace buffer can be configured to omit recording of changes in - program flow that match either the last entry or one of the last - two entries. Omitting one of these entries from the record prevents - the trace buffer from overflowing because of any sort of loop (for, do - while, etc) in the program. - - Because zero-overhead Hardware loops are not recorded in the trace buffer, - this feature can be used to prevent trace overflow from loops that - are nested four deep. - -config DEBUG_BFIN_HWTRACE_COMPRESSION_OFF - bool "Trace all Loops" - help - The trace buffer records all changes of flow - -config DEBUG_BFIN_HWTRACE_COMPRESSION_ONE - bool "Compress single-level loops" - help - The trace buffer does not record single loops - helpful if trace - is spinning on a while or do loop. - -config DEBUG_BFIN_HWTRACE_COMPRESSION_TWO - bool "Compress two-level loops" - help - The trace buffer does not record loops two levels deep. Helpful if - the trace is spinning in a nested loop - -endchoice - -config DEBUG_BFIN_HWTRACE_COMPRESSION - int - depends on DEBUG_BFIN_HWTRACE_ON - default 0 if DEBUG_BFIN_HWTRACE_COMPRESSION_OFF - default 1 if DEBUG_BFIN_HWTRACE_COMPRESSION_ONE - default 2 if DEBUG_BFIN_HWTRACE_COMPRESSION_TWO - - -config DEBUG_BFIN_HWTRACE_EXPAND - bool "Expand Trace Buffer greater than 16 entries" - depends on DEBUG_BFIN_HWTRACE_ON - default n - help - By selecting this option, every time the 16 hardware entries in - the Blackfin's HW Trace buffer are full, the kernel will move them - into a software buffer, for dumping when there is an issue. This - has a great impact on performance, (an interrupt every 16 change of - flows) and should normally be turned off, except in those nasty - debugging sessions - -config DEBUG_BFIN_HWTRACE_EXPAND_LEN - int "Size of Trace buffer (in power of 2k)" - range 0 4 - depends on DEBUG_BFIN_HWTRACE_EXPAND - default 1 - help - This sets the size of the software buffer that the trace information - is kept in. - 0 for (2^0) 1k, or 256 entries, - 1 for (2^1) 2k, or 512 entries, - 2 for (2^2) 4k, or 1024 entries, - 3 for (2^3) 8k, or 2048 entries, - 4 for (2^4) 16k, or 4096 entries - -config DEBUG_BFIN_NO_KERN_HWTRACE - bool "Trace user apps (turn off hwtrace in kernel)" - depends on DEBUG_BFIN_HWTRACE_ON - default n - help - Some pieces of the kernel contain a lot of flow changes which can - quickly fill up the hardware trace buffer. When debugging crashes, - the hardware trace may indicate that the problem lies in kernel - space when in reality an application is buggy. - - Say Y here to disable hardware tracing in some known "jumpy" pieces - of code so that the trace buffer will extend further back. - -config EARLY_PRINTK - bool "Early printk" - default n - help - This option enables special console drivers which allow the kernel - to print messages very early in the bootup process. - - This is useful for kernel debugging when your machine crashes very - early before the console code is initialized. After enabling this - feature, you must add "earlyprintk=serial,uart0,57600" to the - command line (bootargs). It is safe to say Y here in all cases, as - all of this lives in the init section and is thrown away after the - kernel boots completely. - -config DUAL_CORE_TEST_MODULE - tristate "Dual Core Test Module" - depends on (BF561) - default n - help - Say Y here to build-in dual core test module for dual core test. - -config CPLB_INFO - bool "Display the CPLB information" - help - Display the CPLB information. - -config ACCESS_CHECK - bool "Check the user pointer address" - default y - help - Usually the pointer transfer from user space is checked to see if its - address is in the kernel space. - - Say N here to disable that check to improve the performance. - -endmenu +source "arch/blackfin/Kconfig.debug" source "security/Kconfig" diff --git a/arch/blackfin/Kconfig.debug b/arch/blackfin/Kconfig.debug new file mode 100644 index 0000000..59b87a4 --- /dev/null +++ b/arch/blackfin/Kconfig.debug @@ -0,0 +1,178 @@ +menu "Kernel hacking" + +source "lib/Kconfig.debug" + +config DEBUG_MMRS + bool "Generate Blackfin MMR tree" + select DEBUG_FS + help + Create a tree of Blackfin MMRs via the debugfs tree. If + you enable this, you will find all MMRs laid out in the + /sys/kernel/debug/blackfin/ directory where you can read/write + MMRs directly from userspace. This is obviously just a debug + feature. + +config DEBUG_HWERR + bool "Hardware error interrupt debugging" + depends on DEBUG_KERNEL + help + When enabled, the hardware error interrupt is never disabled, and + will happen immediately when an error condition occurs. This comes + at a slight cost in code size, but is necessary if you are getting + hardware error interrupts and need to know where they are coming + from. + +config DEBUG_ICACHE_CHECK + bool "Check Instruction cache coherency" + depends on DEBUG_KERNEL + depends on DEBUG_HWERR + help + Say Y here if you are getting weird unexplained errors. This will + ensure that icache is what SDRAM says it should be by doing a + byte wise comparison between SDRAM and instruction cache. This + also relocates the irq_panic() function to L1 memory, (which is + un-cached). + +config DEBUG_HUNT_FOR_ZERO + bool "Catch NULL pointer reads/writes" + default y + help + Say Y here to catch reads/writes to anywhere in the memory range + from 0x0000 - 0x0FFF (the first 4k) of memory. This is useful in + catching common programming errors such as NULL pointer dereferences. + + Misbehaving applications will be killed (generate a SEGV) while the + kernel will trigger a panic. + + Enabling this option will take up an extra entry in CPLB table. + Otherwise, there is no extra overhead. + +config DEBUG_BFIN_HWTRACE_ON + bool "Turn on Blackfin's Hardware Trace" + default y + help + All Blackfins include a Trace Unit which stores a history of the last + 16 changes in program flow taken by the program sequencer. The history + allows the user to recreate the program sequencer’s recent path. This + can be handy when an application dies - we print out the execution + path of how it got to the offending instruction. + + By turning this off, you may save a tiny amount of power. + +choice + prompt "Omit loop Tracing" + default DEBUG_BFIN_HWTRACE_COMPRESSION_OFF + depends on DEBUG_BFIN_HWTRACE_ON + help + The trace buffer can be configured to omit recording of changes in + program flow that match either the last entry or one of the last + two entries. Omitting one of these entries from the record prevents + the trace buffer from overflowing because of any sort of loop (for, do + while, etc) in the program. + + Because zero-overhead Hardware loops are not recorded in the trace buffer, + this feature can be used to prevent trace overflow from loops that + are nested four deep. + +config DEBUG_BFIN_HWTRACE_COMPRESSION_OFF + bool "Trace all Loops" + help + The trace buffer records all changes of flow + +config DEBUG_BFIN_HWTRACE_COMPRESSION_ONE + bool "Compress single-level loops" + help + The trace buffer does not record single loops - helpful if trace + is spinning on a while or do loop. + +config DEBUG_BFIN_HWTRACE_COMPRESSION_TWO + bool "Compress two-level loops" + help + The trace buffer does not record loops two levels deep. Helpful if + the trace is spinning in a nested loop + +endchoice + +config DEBUG_BFIN_HWTRACE_COMPRESSION + int + depends on DEBUG_BFIN_HWTRACE_ON + default 0 if DEBUG_BFIN_HWTRACE_COMPRESSION_OFF + default 1 if DEBUG_BFIN_HWTRACE_COMPRESSION_ONE + default 2 if DEBUG_BFIN_HWTRACE_COMPRESSION_TWO + + +config DEBUG_BFIN_HWTRACE_EXPAND + bool "Expand Trace Buffer greater than 16 entries" + depends on DEBUG_BFIN_HWTRACE_ON + default n + help + By selecting this option, every time the 16 hardware entries in + the Blackfin's HW Trace buffer are full, the kernel will move them + into a software buffer, for dumping when there is an issue. This + has a great impact on performance, (an interrupt every 16 change of + flows) and should normally be turned off, except in those nasty + debugging sessions + +config DEBUG_BFIN_HWTRACE_EXPAND_LEN + int "Size of Trace buffer (in power of 2k)" + range 0 4 + depends on DEBUG_BFIN_HWTRACE_EXPAND + default 1 + help + This sets the size of the software buffer that the trace information + is kept in. + 0 for (2^0) 1k, or 256 entries, + 1 for (2^1) 2k, or 512 entries, + 2 for (2^2) 4k, or 1024 entries, + 3 for (2^3) 8k, or 2048 entries, + 4 for (2^4) 16k, or 4096 entries + +config DEBUG_BFIN_NO_KERN_HWTRACE + bool "Trace user apps (turn off hwtrace in kernel)" + depends on DEBUG_BFIN_HWTRACE_ON + default n + help + Some pieces of the kernel contain a lot of flow changes which can + quickly fill up the hardware trace buffer. When debugging crashes, + the hardware trace may indicate that the problem lies in kernel + space when in reality an application is buggy. + + Say Y here to disable hardware tracing in some known "jumpy" pieces + of code so that the trace buffer will extend further back. + +config EARLY_PRINTK + bool "Early printk" + default n + help + This option enables special console drivers which allow the kernel + to print messages very early in the bootup process. + + This is useful for kernel debugging when your machine crashes very + early before the console code is initialized. After enabling this + feature, you must add "earlyprintk=serial,uart0,57600" to the + command line (bootargs). It is safe to say Y here in all cases, as + all of this lives in the init section and is thrown away after the + kernel boots completely. + +config DUAL_CORE_TEST_MODULE + tristate "Dual Core Test Module" + depends on (BF561) + default n + help + Say Y here to build-in dual core test module for dual core test. + +config CPLB_INFO + bool "Display the CPLB information" + help + Display the CPLB information. + +config ACCESS_CHECK + bool "Check the user pointer address" + default y + help + Usually the pointer transfer from user space is checked to see if its + address is in the kernel space. + + Say N here to disable that check to improve the performance. + +endmenu diff --git a/arch/blackfin/Makefile b/arch/blackfin/Makefile index f7cac7c..c47e000 100644 --- a/arch/blackfin/Makefile +++ b/arch/blackfin/Makefile @@ -31,6 +31,7 @@ machine-$(CONFIG_BF536) := bf537 machine-$(CONFIG_BF537) := bf537 machine-$(CONFIG_BF542) := bf548 machine-$(CONFIG_BF544) := bf548 +machine-$(CONFIG_BF547) := bf548 machine-$(CONFIG_BF548) := bf548 machine-$(CONFIG_BF549) := bf548 machine-$(CONFIG_BF561) := bf561 @@ -48,6 +49,7 @@ cpu-$(CONFIG_BF536) := bf536 cpu-$(CONFIG_BF537) := bf537 cpu-$(CONFIG_BF542) := bf542 cpu-$(CONFIG_BF544) := bf544 +cpu-$(CONFIG_BF547) := bf547 cpu-$(CONFIG_BF548) := bf548 cpu-$(CONFIG_BF549) := bf549 cpu-$(CONFIG_BF561) := bf561 diff --git a/arch/blackfin/configs/BF527-EZKIT_defconfig b/arch/blackfin/configs/BF527-EZKIT_defconfig index 1f6a93d..fa6eb4e 100644 --- a/arch/blackfin/configs/BF527-EZKIT_defconfig +++ b/arch/blackfin/configs/BF527-EZKIT_defconfig @@ -1,6 +1,6 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.22.9 +# Linux kernel version: 2.6.22.12 # # CONFIG_MMU is not set # CONFIG_FPU is not set @@ -8,7 +8,6 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_RWSEM_XCHGADD_ALGORITHM is not set CONFIG_BLACKFIN=y CONFIG_ZONE_DMA=y -CONFIG_BFIN=y CONFIG_SEMAPHORE_SLEEPERS=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y @@ -18,7 +17,6 @@ CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_GPIO=y CONFIG_FORCE_MAX_ZONEORDER=14 CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_IRQCHIP_DEMUX_GPIO=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # @@ -127,6 +125,7 @@ CONFIG_BF527=y # CONFIG_BF537 is not set # CONFIG_BF542 is not set # CONFIG_BF544 is not set +# CONFIG_BF547 is not set # CONFIG_BF548 is not set # CONFIG_BF549 is not set # CONFIG_BF561 is not set @@ -140,19 +139,8 @@ CONFIG_BF_REV_0_0=y # CONFIG_BF_REV_NONE is not set CONFIG_BF52x=y CONFIG_BFIN_SINGLE_CORE=y -CONFIG_BFIN527_EZKIT=y -# CONFIG_BFIN533_EZKIT is not set -# CONFIG_BFIN533_STAMP is not set -# CONFIG_BFIN537_STAMP is not set -# CONFIG_BFIN533_BLUETECHNIX_CM is not set -# CONFIG_BFIN537_BLUETECHNIX_CM is not set -# CONFIG_BFIN548_EZKIT is not set -# CONFIG_BFIN561_BLUETECHNIX_CM is not set -# CONFIG_BFIN561_EZKIT is not set -# CONFIG_BFIN561_TEPLA is not set -# CONFIG_PNAV10 is not set -# CONFIG_GENERIC_BOARD is not set CONFIG_MEM_MT48LC32M16A2TG_75=y +CONFIG_BFIN527_EZKIT=y # # BF527 Specific Configuration @@ -244,7 +232,7 @@ CONFIG_CLKIN_HZ=25000000 # CONFIG_BFIN_KERNEL_CLOCK is not set CONFIG_MAX_VCO_HZ=600000000 CONFIG_MIN_VCO_HZ=50000000 -CONFIG_MAX_SCLK_HZ=133333333 +CONFIG_MAX_SCLK_HZ=133000000 CONFIG_MIN_SCLK_HZ=27000000 # @@ -301,6 +289,7 @@ CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set CONFIG_ZONE_DMA_FLAG=1 CONFIG_LARGE_ALLOCS=y +# CONFIG_BFIN_GPTIMERS is not set CONFIG_BFIN_DMA_5XX=y # CONFIG_DMA_UNCACHED_2M is not set CONFIG_DMA_UNCACHED_1M=y @@ -322,7 +311,7 @@ CONFIG_L1_MAX_PIECE=16 # # -# EBIU_AMBCTL Global Control +# EBIU_AMGCTL Global Control # CONFIG_C_AMCKEN=y CONFIG_C_CDPRIO=y @@ -548,6 +537,7 @@ CONFIG_BFIN_NAND_CLE=2 CONFIG_BFIN_NAND_ALE=1 CONFIG_BFIN_NAND_READY=3 CONFIG_MTD_NAND_IDS=m +# CONFIG_MTD_NAND_BF5XX is not set # CONFIG_MTD_NAND_DISKONCHIP is not set # CONFIG_MTD_NAND_NANDSIM is not set # CONFIG_MTD_NAND_PLATFORM is not set @@ -637,6 +627,7 @@ CONFIG_BFIN_MAC_RMII=y # CONFIG_DM9000 is not set CONFIG_NETDEV_1000=y CONFIG_NETDEV_10000=y +# CONFIG_AX88180 is not set # # Wireless LAN @@ -708,7 +699,7 @@ CONFIG_INPUT_MISC=y # CONFIG_SPI_ADC_BF533 is not set # CONFIG_BF5xx_PFLAGS is not set # CONFIG_BF5xx_PPIFCD is not set -# CONFIG_BF5xx_TIMERS is not set +# CONFIG_BFIN_SIMPLE_TIMER is not set # CONFIG_BF5xx_PPI is not set # CONFIG_BFIN_SPORT is not set # CONFIG_BFIN_TIMER_LATENCY is not set diff --git a/arch/blackfin/configs/BF533-EZKIT_defconfig b/arch/blackfin/configs/BF533-EZKIT_defconfig index 9e9b420..4fdb493 100644 --- a/arch/blackfin/configs/BF533-EZKIT_defconfig +++ b/arch/blackfin/configs/BF533-EZKIT_defconfig @@ -1,6 +1,6 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.22.6 +# Linux kernel version: 2.6.22.12 # # CONFIG_MMU is not set # CONFIG_FPU is not set @@ -8,7 +8,6 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_RWSEM_XCHGADD_ALGORITHM is not set CONFIG_BLACKFIN=y CONFIG_ZONE_DMA=y -CONFIG_BFIN=y CONFIG_SEMAPHORE_SLEEPERS=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y @@ -18,7 +17,6 @@ CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_GPIO=y CONFIG_FORCE_MAX_ZONEORDER=14 CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_IRQCHIP_DEMUX_GPIO=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # @@ -64,7 +62,6 @@ CONFIG_FUTEX=y CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y -CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_VM_EVENT_COUNTERS=y CONFIG_BIG_ORDER_ALLOC_NOFAIL_MAGIC=3 @@ -117,6 +114,9 @@ CONFIG_PREEMPT_VOLUNTARY=y # # Processor and Board Settings # +# CONFIG_BF522 is not set +# CONFIG_BF525 is not set +# CONFIG_BF527 is not set # CONFIG_BF531 is not set # CONFIG_BF532 is not set CONFIG_BF533=y @@ -125,10 +125,12 @@ CONFIG_BF533=y # CONFIG_BF537 is not set # CONFIG_BF542 is not set # CONFIG_BF544 is not set +# CONFIG_BF547 is not set # CONFIG_BF548 is not set # CONFIG_BF549 is not set # CONFIG_BF561 is not set # CONFIG_BF_REV_0_0 is not set +# CONFIG_BF_REV_0_1 is not set # CONFIG_BF_REV_0_2 is not set CONFIG_BF_REV_0_3=y # CONFIG_BF_REV_0_4 is not set @@ -137,18 +139,12 @@ CONFIG_BF_REV_0_3=y # CONFIG_BF_REV_NONE is not set CONFIG_BF53x=y CONFIG_BFIN_SINGLE_CORE=y +CONFIG_MEM_MT48LC16M16A2TG_75=y CONFIG_BFIN533_EZKIT=y # CONFIG_BFIN533_STAMP is not set -# CONFIG_BFIN537_STAMP is not set # CONFIG_BFIN533_BLUETECHNIX_CM is not set -# CONFIG_BFIN537_BLUETECHNIX_CM is not set -# CONFIG_BFIN548_EZKIT is not set -# CONFIG_BFIN561_BLUETECHNIX_CM is not set -# CONFIG_BFIN561_EZKIT is not set -# CONFIG_BFIN561_TEPLA is not set -# CONFIG_PNAV10 is not set -# CONFIG_GENERIC_BOARD is not set -CONFIG_MEM_MT48LC16M16A2TG_75=y +# CONFIG_H8606_HVSISTEMAS is not set +# CONFIG_GENERIC_BF533_BOARD is not set # # BF533/2/1 Specific Configuration @@ -198,7 +194,7 @@ CONFIG_CLKIN_HZ=27000000 # CONFIG_BFIN_KERNEL_CLOCK is not set CONFIG_MAX_VCO_HZ=750000000 CONFIG_MIN_VCO_HZ=50000000 -CONFIG_MAX_SCLK_HZ=133333333 +CONFIG_MAX_SCLK_HZ=133000000 CONFIG_MIN_SCLK_HZ=27000000 # @@ -255,6 +251,7 @@ CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set CONFIG_ZONE_DMA_FLAG=1 CONFIG_LARGE_ALLOCS=y +# CONFIG_BFIN_GPTIMERS is not set CONFIG_BFIN_DMA_5XX=y # CONFIG_DMA_UNCACHED_2M is not set CONFIG_DMA_UNCACHED_1M=y @@ -276,7 +273,7 @@ CONFIG_L1_MAX_PIECE=16 # # -# EBIU_AMBCTL Global Control +# EBIU_AMGCTL Global Control # CONFIG_C_AMCKEN=y CONFIG_C_CDPRIO=y @@ -526,14 +523,6 @@ CONFIG_MTD_COMPLEX_MAPPINGS=y CONFIG_MTD_BF5xx=m CONFIG_BFIN_FLASH_SIZE=0x400000 CONFIG_EBIU_FLASH_BASE=0x20000000 - -# -# FLASH_EBIU_AMBCTL Control -# -CONFIG_BFIN_FLASH_BANK_0=0x7BB0 -CONFIG_BFIN_FLASH_BANK_1=0x7BB0 -CONFIG_BFIN_FLASH_BANK_2=0x7BB0 -CONFIG_BFIN_FLASH_BANK_3=0x7BB0 # CONFIG_MTD_UCLINUX is not set # CONFIG_MTD_PLATRAM is not set @@ -622,6 +611,7 @@ CONFIG_SMC91X=y # CONFIG_DM9000 is not set CONFIG_NETDEV_1000=y CONFIG_NETDEV_10000=y +# CONFIG_AX88180 is not set # # Wireless LAN @@ -683,9 +673,9 @@ CONFIG_INPUT_EVDEV=m # # CONFIG_AD9960 is not set # CONFIG_SPI_ADC_BF533 is not set -# CONFIG_BFIN_PFLAGS is not set +# CONFIG_BF5xx_PFLAGS is not set # CONFIG_BF5xx_PPIFCD is not set -# CONFIG_BF5xx_TIMERS is not set +# CONFIG_BFIN_SIMPLE_TIMER is not set # CONFIG_BF5xx_PPI is not set CONFIG_BFIN_SPORT=y # CONFIG_BFIN_TIMER_LATENCY is not set @@ -708,6 +698,7 @@ CONFIG_SERIAL_BFIN_DMA=y # CONFIG_SERIAL_BFIN_PIO is not set CONFIG_SERIAL_BFIN_UART0=y # CONFIG_BFIN_UART0_CTSRTS is not set +# CONFIG_SERIAL_BFIN_UART1 is not set CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_BFIN_SPORT is not set diff --git a/arch/blackfin/configs/BF533-STAMP_defconfig b/arch/blackfin/configs/BF533-STAMP_defconfig index f59ade9..b04e8e53 100644 --- a/arch/blackfin/configs/BF533-STAMP_defconfig +++ b/arch/blackfin/configs/BF533-STAMP_defconfig @@ -1,6 +1,6 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.22.6 +# Linux kernel version: 2.6.22.12 # # CONFIG_MMU is not set # CONFIG_FPU is not set @@ -8,7 +8,6 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_RWSEM_XCHGADD_ALGORITHM is not set CONFIG_BLACKFIN=y CONFIG_ZONE_DMA=y -CONFIG_BFIN=y CONFIG_SEMAPHORE_SLEEPERS=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y @@ -18,7 +17,6 @@ CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_GPIO=y CONFIG_FORCE_MAX_ZONEORDER=14 CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_IRQCHIP_DEMUX_GPIO=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # @@ -64,7 +62,6 @@ CONFIG_FUTEX=y CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y -CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_VM_EVENT_COUNTERS=y CONFIG_BIG_ORDER_ALLOC_NOFAIL_MAGIC=3 @@ -117,6 +114,9 @@ CONFIG_PREEMPT_VOLUNTARY=y # # Processor and Board Settings # +# CONFIG_BF522 is not set +# CONFIG_BF525 is not set +# CONFIG_BF527 is not set # CONFIG_BF531 is not set # CONFIG_BF532 is not set CONFIG_BF533=y @@ -125,10 +125,12 @@ CONFIG_BF533=y # CONFIG_BF537 is not set # CONFIG_BF542 is not set # CONFIG_BF544 is not set +# CONFIG_BF547 is not set # CONFIG_BF548 is not set # CONFIG_BF549 is not set # CONFIG_BF561 is not set # CONFIG_BF_REV_0_0 is not set +# CONFIG_BF_REV_0_1 is not set # CONFIG_BF_REV_0_2 is not set CONFIG_BF_REV_0_3=y # CONFIG_BF_REV_0_4 is not set @@ -137,19 +139,13 @@ CONFIG_BF_REV_0_3=y # CONFIG_BF_REV_NONE is not set CONFIG_BF53x=y CONFIG_BFIN_SINGLE_CORE=y +CONFIG_MEM_MT48LC64M4A2FB_7E=y +CONFIG_BFIN_SHARED_FLASH_ENET=y # CONFIG_BFIN533_EZKIT is not set CONFIG_BFIN533_STAMP=y -# CONFIG_BFIN537_STAMP is not set # CONFIG_BFIN533_BLUETECHNIX_CM is not set -# CONFIG_BFIN537_BLUETECHNIX_CM is not set -# CONFIG_BFIN548_EZKIT is not set -# CONFIG_BFIN561_BLUETECHNIX_CM is not set -# CONFIG_BFIN561_EZKIT is not set -# CONFIG_BFIN561_TEPLA is not set -# CONFIG_PNAV10 is not set -# CONFIG_GENERIC_BOARD is not set -CONFIG_MEM_MT48LC64M4A2FB_7E=y -CONFIG_BFIN_SHARED_FLASH_ENET=y +# CONFIG_H8606_HVSISTEMAS is not set +# CONFIG_GENERIC_BF533_BOARD is not set # # BF533/2/1 Specific Configuration @@ -199,7 +195,7 @@ CONFIG_CLKIN_HZ=11059200 # CONFIG_BFIN_KERNEL_CLOCK is not set CONFIG_MAX_VCO_HZ=750000000 CONFIG_MIN_VCO_HZ=50000000 -CONFIG_MAX_SCLK_HZ=133333333 +CONFIG_MAX_SCLK_HZ=133000000 CONFIG_MIN_SCLK_HZ=27000000 # @@ -267,6 +263,7 @@ CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set CONFIG_ZONE_DMA_FLAG=1 CONFIG_LARGE_ALLOCS=y +# CONFIG_BFIN_GPTIMERS is not set CONFIG_BFIN_DMA_5XX=y # CONFIG_DMA_UNCACHED_2M is not set CONFIG_DMA_UNCACHED_1M=y @@ -288,7 +285,7 @@ CONFIG_L1_MAX_PIECE=16 # # -# EBIU_AMBCTL Global Control +# EBIU_AMGCTL Global Control # CONFIG_C_AMCKEN=y CONFIG_C_CDPRIO=y @@ -634,6 +631,7 @@ CONFIG_SMC91X=y # CONFIG_DM9000 is not set CONFIG_NETDEV_1000=y CONFIG_NETDEV_10000=y +# CONFIG_AX88180 is not set # # Wireless LAN @@ -704,9 +702,9 @@ CONFIG_BFIN_TWIKEYPAD_IRQ_PFX=39 # # CONFIG_AD9960 is not set # CONFIG_SPI_ADC_BF533 is not set -# CONFIG_BFIN_PFLAGS is not set +# CONFIG_BF5xx_PFLAGS is not set # CONFIG_BF5xx_PPIFCD is not set -# CONFIG_BF5xx_TIMERS is not set +# CONFIG_BFIN_SIMPLE_TIMER is not set # CONFIG_BF5xx_PPI is not set CONFIG_BFIN_SPORT=y # CONFIG_BFIN_TIMER_LATENCY is not set @@ -732,6 +730,7 @@ CONFIG_SERIAL_BFIN_DMA=y # CONFIG_SERIAL_BFIN_PIO is not set CONFIG_SERIAL_BFIN_UART0=y # CONFIG_BFIN_UART0_CTSRTS is not set +# CONFIG_SERIAL_BFIN_UART1 is not set CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_BFIN_SPORT is not set @@ -925,6 +924,7 @@ CONFIG_NTSC=y # CONFIG_PAL_YCBCR is not set CONFIG_ADV7393_1XMEM=y # CONFIG_ADV7393_2XMEM is not set +# CONFIG_FB_BFIN_T350MCQB is not set # CONFIG_FB_S1D13XXX is not set # CONFIG_FB_VIRTUAL is not set # CONFIG_LOGO is not set @@ -979,11 +979,6 @@ CONFIG_SND_BFIN_AD73311_SE=4 # CONFIG_SND_SOC is not set # -# SoC Audio for the ADI Blackfin -# -# CONFIG_SND_BF5XX_HAVE_COLD_RESET is not set - -# # Open Sound System # # CONFIG_SOUND_PRIME is not set diff --git a/arch/blackfin/configs/BF537-STAMP_defconfig b/arch/blackfin/configs/BF537-STAMP_defconfig index 07eb63d..f812b66 100644 --- a/arch/blackfin/configs/BF537-STAMP_defconfig +++ b/arch/blackfin/configs/BF537-STAMP_defconfig @@ -1,6 +1,6 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.22.6 +# Linux kernel version: 2.6.22.12 # # CONFIG_MMU is not set # CONFIG_FPU is not set @@ -8,7 +8,6 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_RWSEM_XCHGADD_ALGORITHM is not set CONFIG_BLACKFIN=y CONFIG_ZONE_DMA=y -CONFIG_BFIN=y CONFIG_SEMAPHORE_SLEEPERS=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y @@ -18,7 +17,6 @@ CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_GPIO=y CONFIG_FORCE_MAX_ZONEORDER=14 CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_IRQCHIP_DEMUX_GPIO=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # @@ -64,7 +62,6 @@ CONFIG_FUTEX=y CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y -CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_VM_EVENT_COUNTERS=y CONFIG_BIG_ORDER_ALLOC_NOFAIL_MAGIC=3 @@ -117,6 +114,9 @@ CONFIG_PREEMPT_VOLUNTARY=y # # Processor and Board Settings # +# CONFIG_BF522 is not set +# CONFIG_BF525 is not set +# CONFIG_BF527 is not set # CONFIG_BF531 is not set # CONFIG_BF532 is not set # CONFIG_BF533 is not set @@ -125,10 +125,12 @@ CONFIG_PREEMPT_VOLUNTARY=y CONFIG_BF537=y # CONFIG_BF542 is not set # CONFIG_BF544 is not set +# CONFIG_BF547 is not set # CONFIG_BF548 is not set # CONFIG_BF549 is not set # CONFIG_BF561 is not set # CONFIG_BF_REV_0_0 is not set +# CONFIG_BF_REV_0_1 is not set CONFIG_BF_REV_0_2=y # CONFIG_BF_REV_0_3 is not set # CONFIG_BF_REV_0_4 is not set @@ -137,33 +139,8 @@ CONFIG_BF_REV_0_2=y # CONFIG_BF_REV_NONE is not set CONFIG_BF53x=y CONFIG_BFIN_SINGLE_CORE=y -# CONFIG_BFIN533_EZKIT is not set -# CONFIG_BFIN533_STAMP is not set -CONFIG_BFIN537_STAMP=y -# CONFIG_BFIN533_BLUETECHNIX_CM is not set -# CONFIG_BFIN537_BLUETECHNIX_CM is not set -# CONFIG_BFIN548_EZKIT is not set -# CONFIG_BFIN561_BLUETECHNIX_CM is not set -# CONFIG_BFIN561_EZKIT is not set -# CONFIG_BFIN561_TEPLA is not set -# CONFIG_PNAV10 is not set -# CONFIG_GENERIC_BOARD is not set CONFIG_MEM_MT48LC32M8A2_75=y CONFIG_IRQ_PLL_WAKEUP=7 - -# -# BF537 Specific Configuration -# - -# -# Interrupt Priority Assignment -# - -# -# Priority -# -CONFIG_IRQ_DMA_ERROR=7 -CONFIG_IRQ_ERROR=7 CONFIG_IRQ_RTC=8 CONFIG_IRQ_PPI=8 CONFIG_IRQ_SPORT0_RX=9 @@ -176,8 +153,6 @@ CONFIG_IRQ_UART0_RX=10 CONFIG_IRQ_UART0_TX=10 CONFIG_IRQ_UART1_RX=10 CONFIG_IRQ_UART1_TX=10 -CONFIG_IRQ_CAN_RX=11 -CONFIG_IRQ_CAN_TX=11 CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_MAC_TX=11 CONFIG_IRQ_TMR0=12 @@ -188,11 +163,31 @@ CONFIG_IRQ_TMR4=12 CONFIG_IRQ_TMR5=12 CONFIG_IRQ_TMR6=12 CONFIG_IRQ_TMR7=12 -CONFIG_IRQ_PROG_INTA=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 CONFIG_IRQ_MEM_DMA1=13 CONFIG_IRQ_WATCH=13 +CONFIG_BFIN537_STAMP=y +# CONFIG_BFIN537_BLUETECHNIX_CM is not set +# CONFIG_PNAV10 is not set +# CONFIG_GENERIC_BF537_BOARD is not set + +# +# BF537 Specific Configuration +# + +# +# Interrupt Priority Assignment +# + +# +# Priority +# +CONFIG_IRQ_DMA_ERROR=7 +CONFIG_IRQ_ERROR=7 +CONFIG_IRQ_CAN_RX=11 +CONFIG_IRQ_CAN_TX=11 +CONFIG_IRQ_PROG_INTA=12 # # Board customizations @@ -206,7 +201,7 @@ CONFIG_CLKIN_HZ=25000000 # CONFIG_BFIN_KERNEL_CLOCK is not set CONFIG_MAX_VCO_HZ=600000000 CONFIG_MIN_VCO_HZ=50000000 -CONFIG_MAX_SCLK_HZ=133333333 +CONFIG_MAX_SCLK_HZ=133000000 CONFIG_MIN_SCLK_HZ=27000000 # @@ -263,6 +258,7 @@ CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set CONFIG_ZONE_DMA_FLAG=1 CONFIG_LARGE_ALLOCS=y +# CONFIG_BFIN_GPTIMERS is not set CONFIG_BFIN_DMA_5XX=y # CONFIG_DMA_UNCACHED_2M is not set CONFIG_DMA_UNCACHED_1M=y @@ -284,7 +280,7 @@ CONFIG_L1_MAX_PIECE=16 # # -# EBIU_AMBCTL Global Control +# EBIU_AMGCTL Global Control # CONFIG_C_AMCKEN=y CONFIG_C_CDPRIO=y @@ -534,14 +530,6 @@ CONFIG_MTD_COMPLEX_MAPPINGS=y CONFIG_MTD_BF5xx=m CONFIG_BFIN_FLASH_SIZE=0x400000 CONFIG_EBIU_FLASH_BASE=0x20000000 - -# -# FLASH_EBIU_AMBCTL Control -# -CONFIG_BFIN_FLASH_BANK_0=0x7BB0 -CONFIG_BFIN_FLASH_BANK_1=0x7BB0 -CONFIG_BFIN_FLASH_BANK_2=0x7BB0 -CONFIG_BFIN_FLASH_BANK_3=0x7BB0 # CONFIG_MTD_UCLINUX is not set # CONFIG_MTD_PLATRAM is not set @@ -660,6 +648,7 @@ CONFIG_BFIN_RX_DESC_NUM=20 # CONFIG_DM9000 is not set CONFIG_NETDEV_1000=y CONFIG_NETDEV_10000=y +# CONFIG_AX88180 is not set # # Wireless LAN @@ -730,9 +719,9 @@ CONFIG_BFIN_TWIKEYPAD_IRQ_PFX=72 # # CONFIG_AD9960 is not set # CONFIG_SPI_ADC_BF533 is not set -# CONFIG_BFIN_PFLAGS is not set +# CONFIG_BF5xx_PFLAGS is not set # CONFIG_BF5xx_PPIFCD is not set -# CONFIG_BF5xx_TIMERS is not set +# CONFIG_BFIN_SIMPLE_TIMER is not set # CONFIG_BF5xx_PPI is not set CONFIG_BFIN_SPORT=y # CONFIG_BFIN_TIMER_LATENCY is not set @@ -967,6 +956,7 @@ CONFIG_FB_BF537_LQ035=m CONFIG_LQ035_SLAVE_ADDR=0x58 # CONFIG_FB_BFIN_LANDSCAPE is not set # CONFIG_FB_BFIN_BGR is not set +# CONFIG_FB_BFIN_T350MCQB is not set # CONFIG_FB_S1D13XXX is not set # CONFIG_FB_VIRTUAL is not set # CONFIG_LOGO is not set @@ -1021,11 +1011,6 @@ CONFIG_SND_BFIN_AD73311_SE=4 # CONFIG_SND_SOC is not set # -# SoC Audio for the ADI Blackfin -# -# CONFIG_SND_BF5XX_HAVE_COLD_RESET is not set - -# # Open Sound System # # CONFIG_SOUND_PRIME is not set diff --git a/arch/blackfin/configs/BF548-EZKIT_defconfig b/arch/blackfin/configs/BF548-EZKIT_defconfig index 0dd3d22..48367cc9 100644 --- a/arch/blackfin/configs/BF548-EZKIT_defconfig +++ b/arch/blackfin/configs/BF548-EZKIT_defconfig @@ -1,7 +1,6 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.22.10 -# Sat Oct 27 02:34:07 2007 +# Linux kernel version: 2.6.22.12 # # CONFIG_MMU is not set # CONFIG_FPU is not set @@ -9,7 +8,6 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_RWSEM_XCHGADD_ALGORITHM is not set CONFIG_BLACKFIN=y CONFIG_ZONE_DMA=y -CONFIG_BFIN=y CONFIG_SEMAPHORE_SLEEPERS=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y @@ -19,7 +17,6 @@ CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_GPIO=y CONFIG_FORCE_MAX_ZONEORDER=14 CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_IRQCHIP_DEMUX_GPIO=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # @@ -128,6 +125,7 @@ CONFIG_PREEMPT_VOLUNTARY=y # CONFIG_BF537 is not set # CONFIG_BF542 is not set # CONFIG_BF544 is not set +# CONFIG_BF547 is not set # CONFIG_BF548 is not set CONFIG_BF549=y # CONFIG_BF561 is not set @@ -141,19 +139,6 @@ CONFIG_BF_REV_0_0=y # CONFIG_BF_REV_NONE is not set CONFIG_BF54x=y CONFIG_BFIN_SINGLE_CORE=y -# CONFIG_BFIN527_EZKIT is not set -# CONFIG_BFIN533_EZKIT is not set -# CONFIG_BFIN533_STAMP is not set -# CONFIG_BFIN537_STAMP is not set -# CONFIG_BFIN533_BLUETECHNIX_CM is not set -# CONFIG_BFIN537_BLUETECHNIX_CM is not set -CONFIG_BFIN548_EZKIT=y -# CONFIG_BFIN561_BLUETECHNIX_CM is not set -# CONFIG_BFIN561_EZKIT is not set -# CONFIG_BFIN561_TEPLA is not set -# CONFIG_PNAV10 is not set -# CONFIG_H8606_HVSISTEMAS is not set -# CONFIG_GENERIC_BOARD is not set CONFIG_IRQ_PLL_WAKEUP=7 CONFIG_IRQ_RTC=8 CONFIG_IRQ_SPORT0_RX=9 @@ -180,6 +165,7 @@ CONFIG_IRQ_TIMER7=11 CONFIG_IRQ_TIMER8=11 CONFIG_IRQ_TIMER9=11 CONFIG_IRQ_TIMER10=11 +CONFIG_BFIN548_EZKIT=y # # BF548 Specific Configuration @@ -279,9 +265,9 @@ CONFIG_PINT3_ASSIGN=0x02020303 # CONFIG_CLKIN_HZ=25000000 # CONFIG_BFIN_KERNEL_CLOCK is not set -CONFIG_MAX_VCO_HZ=533333333 +CONFIG_MAX_VCO_HZ=533000000 CONFIG_MIN_VCO_HZ=50000000 -CONFIG_MAX_SCLK_HZ=133333333 +CONFIG_MAX_SCLK_HZ=133000000 CONFIG_MIN_SCLK_HZ=27000000 # @@ -376,6 +362,9 @@ CONFIG_BANK_0=0x7BB0 CONFIG_BANK_1=0x5554 CONFIG_BANK_2=0x7BB0 CONFIG_BANK_3=0x99B3 +CONFIG_EBUI_MBSCTLVAL=0x0 +CONFIG_EBUI_MODEVAL=0x1 +CONFIG_EBUI_FCTLVAL=0x6 # # Bus options (PCI, PCMCIA, EISA, MCA, ISA) @@ -702,6 +691,7 @@ CONFIG_SMSC911X=y # CONFIG_DM9000 is not set CONFIG_NETDEV_1000=y CONFIG_NETDEV_10000=y +# CONFIG_AX88180 is not set # # Wireless LAN @@ -1058,6 +1048,8 @@ CONFIG_SND_SOC=y CONFIG_SND_BF5XX_SOC=y CONFIG_SND_BF5XX_SOC_AC97=y CONFIG_SND_BF5XX_SOC_BF548_EZKIT=y +# CONFIG_SND_BF5XX_SOC_WM8750 is not set +# CONFIG_SND_BF5XX_SOC_WM8731 is not set CONFIG_SND_BF5XX_SPORT_NUM=0 # CONFIG_SND_BF5XX_HAVE_COLD_RESET is not set CONFIG_SND_SOC_AD1980=y diff --git a/arch/blackfin/configs/BF561-EZKIT_defconfig b/arch/blackfin/configs/BF561-EZKIT_defconfig index 277d72d..e9f100b 100644 --- a/arch/blackfin/configs/BF561-EZKIT_defconfig +++ b/arch/blackfin/configs/BF561-EZKIT_defconfig @@ -1,6 +1,6 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.22.6 +# Linux kernel version: 2.6.22.12 # # CONFIG_MMU is not set # CONFIG_FPU is not set @@ -8,7 +8,6 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_RWSEM_XCHGADD_ALGORITHM is not set CONFIG_BLACKFIN=y CONFIG_ZONE_DMA=y -CONFIG_BFIN=y CONFIG_SEMAPHORE_SLEEPERS=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y @@ -18,7 +17,6 @@ CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_GPIO=y CONFIG_FORCE_MAX_ZONEORDER=14 CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_IRQCHIP_DEMUX_GPIO=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # @@ -64,7 +62,6 @@ CONFIG_FUTEX=y CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y -CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_VM_EVENT_COUNTERS=y CONFIG_BIG_ORDER_ALLOC_NOFAIL_MAGIC=3 @@ -117,6 +114,9 @@ CONFIG_PREEMPT_VOLUNTARY=y # # Processor and Board Settings # +# CONFIG_BF522 is not set +# CONFIG_BF525 is not set +# CONFIG_BF527 is not set # CONFIG_BF531 is not set # CONFIG_BF532 is not set # CONFIG_BF533 is not set @@ -125,10 +125,12 @@ CONFIG_PREEMPT_VOLUNTARY=y # CONFIG_BF537 is not set # CONFIG_BF542 is not set # CONFIG_BF544 is not set +# CONFIG_BF547 is not set # CONFIG_BF548 is not set # CONFIG_BF549 is not set CONFIG_BF561=y # CONFIG_BF_REV_0_0 is not set +# CONFIG_BF_REV_0_1 is not set # CONFIG_BF_REV_0_2 is not set CONFIG_BF_REV_0_3=y # CONFIG_BF_REV_0_4 is not set @@ -136,18 +138,15 @@ CONFIG_BF_REV_0_3=y # CONFIG_BF_REV_ANY is not set # CONFIG_BF_REV_NONE is not set CONFIG_BFIN_DUAL_CORE=y -# CONFIG_BFIN533_EZKIT is not set -# CONFIG_BFIN533_STAMP is not set -# CONFIG_BFIN537_STAMP is not set -# CONFIG_BFIN533_BLUETECHNIX_CM is not set -# CONFIG_BFIN537_BLUETECHNIX_CM is not set -# CONFIG_BFIN548_EZKIT is not set -# CONFIG_BFIN561_BLUETECHNIX_CM is not set +CONFIG_MEM_MT48LC16M16A2TG_75=y +CONFIG_IRQ_PLL_WAKEUP=7 +CONFIG_IRQ_SPORT0_ERROR=7 +CONFIG_IRQ_SPORT1_ERROR=7 +CONFIG_IRQ_SPI_ERROR=7 CONFIG_BFIN561_EZKIT=y # CONFIG_BFIN561_TEPLA is not set -# CONFIG_PNAV10 is not set -# CONFIG_GENERIC_BOARD is not set -CONFIG_MEM_MT48LC16M16A2TG_75=y +# CONFIG_BFIN561_BLUETECHNIX_CM is not set +# CONFIG_GENERIC_BF561_BOARD is not set # # BF561 Specific Configuration @@ -170,15 +169,11 @@ CONFIG_BF561_COREB_RESET=y # # Priority # -CONFIG_IRQ_PLL_WAKEUP=7 CONFIG_IRQ_DMA1_ERROR=7 CONFIG_IRQ_DMA2_ERROR=7 CONFIG_IRQ_IMDMA_ERROR=7 CONFIG_IRQ_PPI0_ERROR=7 CONFIG_IRQ_PPI1_ERROR=7 -CONFIG_IRQ_SPORT0_ERROR=7 -CONFIG_IRQ_SPORT1_ERROR=7 -CONFIG_IRQ_SPI_ERROR=7 CONFIG_IRQ_UART_ERROR=7 CONFIG_IRQ_RESERVED_ERROR=7 CONFIG_IRQ_DMA1_0=8 @@ -243,7 +238,7 @@ CONFIG_CLKIN_HZ=30000000 # CONFIG_BFIN_KERNEL_CLOCK is not set CONFIG_MAX_VCO_HZ=600000000 CONFIG_MIN_VCO_HZ=50000000 -CONFIG_MAX_SCLK_HZ=133333333 +CONFIG_MAX_SCLK_HZ=133000000 CONFIG_MIN_SCLK_HZ=27000000 # @@ -300,6 +295,7 @@ CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set CONFIG_ZONE_DMA_FLAG=1 CONFIG_LARGE_ALLOCS=y +# CONFIG_BFIN_GPTIMERS is not set CONFIG_BFIN_DMA_5XX=y # CONFIG_DMA_UNCACHED_2M is not set CONFIG_DMA_UNCACHED_1M=y @@ -321,7 +317,7 @@ CONFIG_L1_MAX_PIECE=16 # # -# EBIU_AMBCTL Global Control +# EBIU_AMGCTL Global Control # CONFIG_C_AMCKEN=y CONFIG_C_CDPRIO=y @@ -564,14 +560,6 @@ CONFIG_MTD_COMPLEX_MAPPINGS=y CONFIG_MTD_BF5xx=m CONFIG_BFIN_FLASH_SIZE=0x0400000 CONFIG_EBIU_FLASH_BASE=0x20000000 - -# -# FLASH_EBIU_AMBCTL Control -# -CONFIG_BFIN_FLASH_BANK_0=0x7BB0 -CONFIG_BFIN_FLASH_BANK_1=0x7BB0 -CONFIG_BFIN_FLASH_BANK_2=0x7BB0 -CONFIG_BFIN_FLASH_BANK_3=0x7BB0 # CONFIG_MTD_UCLINUX is not set # CONFIG_MTD_PLATRAM is not set @@ -660,6 +648,7 @@ CONFIG_SMC91X=y # CONFIG_DM9000 is not set CONFIG_NETDEV_1000=y CONFIG_NETDEV_10000=y +# CONFIG_AX88180 is not set # # Wireless LAN @@ -721,9 +710,9 @@ CONFIG_INPUT_EVDEV=m # # CONFIG_AD9960 is not set # CONFIG_SPI_ADC_BF533 is not set -# CONFIG_BFIN_PFLAGS is not set +# CONFIG_BF5xx_PFLAGS is not set # CONFIG_BF5xx_PPIFCD is not set -# CONFIG_BF5xx_TIMERS is not set +# CONFIG_BFIN_SIMPLE_TIMER is not set # CONFIG_BF5xx_PPI is not set # CONFIG_BFIN_SPORT is not set # CONFIG_BFIN_TIMER_LATENCY is not set diff --git a/arch/blackfin/configs/H8606_defconfig b/arch/blackfin/configs/H8606_defconfig new file mode 100644 index 0000000..18cbb8c --- /dev/null +++ b/arch/blackfin/configs/H8606_defconfig @@ -0,0 +1,1160 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.22.12 +# +# CONFIG_MMU is not set +# CONFIG_FPU is not set +CONFIG_RWSEM_GENERIC_SPINLOCK=y +# CONFIG_RWSEM_XCHGADD_ALGORITHM is not set +CONFIG_BLACKFIN=y +CONFIG_ZONE_DMA=y +CONFIG_SEMAPHORE_SLEEPERS=y +CONFIG_GENERIC_FIND_NEXT_BIT=y +CONFIG_GENERIC_HWEIGHT=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_IRQ_PROBE=y +# CONFIG_GENERIC_TIME is not set +CONFIG_GENERIC_GPIO=y +CONFIG_FORCE_MAX_ZONEORDER=14 +CONFIG_GENERIC_CALIBRATE_DELAY=y +CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" + +# +# Code maturity level options +# +CONFIG_EXPERIMENTAL=y +CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 + +# +# General setup +# +CONFIG_LOCALVERSION="" +CONFIG_LOCALVERSION_AUTO=y +CONFIG_SYSVIPC=y +# CONFIG_IPC_NS is not set +CONFIG_SYSVIPC_SYSCTL=y +# CONFIG_POSIX_MQUEUE is not set +# CONFIG_BSD_PROCESS_ACCT is not set +# CONFIG_TASKSTATS is not set +# CONFIG_UTS_NS is not set +# CONFIG_AUDIT is not set +# CONFIG_IKCONFIG is not set +CONFIG_LOG_BUF_SHIFT=14 +CONFIG_SYSFS_DEPRECATED=y +# CONFIG_RELAY is not set +# CONFIG_BLK_DEV_INITRD is not set +# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set +CONFIG_SYSCTL=y +CONFIG_EMBEDDED=y +CONFIG_UID16=y +CONFIG_SYSCTL_SYSCALL=y +CONFIG_KALLSYMS=y +# CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_HOTPLUG=y +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_ELF_CORE=y +CONFIG_BASE_FULL=y +CONFIG_FUTEX=y +CONFIG_ANON_INODES=y +CONFIG_EPOLL=y +CONFIG_SIGNALFD=y +CONFIG_EVENTFD=y +CONFIG_VM_EVENT_COUNTERS=y +CONFIG_BIG_ORDER_ALLOC_NOFAIL_MAGIC=3 +# CONFIG_NP2 is not set +CONFIG_SLAB=y +# CONFIG_SLUB is not set +# CONFIG_SLOB is not set +CONFIG_RT_MUTEXES=y +CONFIG_TINY_SHMEM=y +CONFIG_BASE_SMALL=0 + +# +# Loadable module support +# +CONFIG_MODULES=y +CONFIG_MODULE_UNLOAD=y +# CONFIG_MODULE_FORCE_UNLOAD is not set +# CONFIG_MODVERSIONS is not set +# CONFIG_MODULE_SRCVERSION_ALL is not set +CONFIG_KMOD=y + +# +# Block layer +# +CONFIG_BLOCK=y +# CONFIG_LBD is not set +# CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_LSF is not set + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +CONFIG_IOSCHED_AS=y +# CONFIG_IOSCHED_DEADLINE is not set +CONFIG_IOSCHED_CFQ=y +CONFIG_DEFAULT_AS=y +# CONFIG_DEFAULT_DEADLINE is not set +# CONFIG_DEFAULT_CFQ is not set +# CONFIG_DEFAULT_NOOP is not set +CONFIG_DEFAULT_IOSCHED="anticipatory" +CONFIG_PREEMPT_NONE=y +# CONFIG_PREEMPT_VOLUNTARY is not set +# CONFIG_PREEMPT is not set + +# +# Blackfin Processor Options +# + +# +# Processor and Board Settings +# +# CONFIG_BF522 is not set +# CONFIG_BF525 is not set +# CONFIG_BF527 is not set +# CONFIG_BF531 is not set +CONFIG_BF532=y +# CONFIG_BF533 is not set +# CONFIG_BF534 is not set +# CONFIG_BF536 is not set +# CONFIG_BF537 is not set +# CONFIG_BF542 is not set +# CONFIG_BF544 is not set +# CONFIG_BF547 is not set +# CONFIG_BF548 is not set +# CONFIG_BF549 is not set +# CONFIG_BF561 is not set +# CONFIG_BF_REV_0_0 is not set +# CONFIG_BF_REV_0_1 is not set +# CONFIG_BF_REV_0_2 is not set +# CONFIG_BF_REV_0_3 is not set +# CONFIG_BF_REV_0_4 is not set +CONFIG_BF_REV_0_5=y +# CONFIG_BF_REV_ANY is not set +# CONFIG_BF_REV_NONE is not set +CONFIG_BF53x=y +CONFIG_BFIN_SINGLE_CORE=y +CONFIG_MEM_MT48LC16M16A2TG_75=y +# CONFIG_BFIN533_EZKIT is not set +# CONFIG_BFIN533_STAMP is not set +# CONFIG_BFIN533_BLUETECHNIX_CM is not set +CONFIG_H8606_HVSISTEMAS=y +# CONFIG_GENERIC_BF533_BOARD is not set + +# +# BF533/2/1 Specific Configuration +# + +# +# Interrupt Priority Assignment +# + +# +# Priority +# +CONFIG_UART_ERROR=7 +CONFIG_SPORT0_ERROR=7 +CONFIG_SPI_ERROR=7 +CONFIG_SPORT1_ERROR=7 +CONFIG_PPI_ERROR=7 +CONFIG_DMA_ERROR=7 +CONFIG_PLLWAKE_ERROR=7 +CONFIG_RTC_ERROR=8 +CONFIG_DMA0_PPI=8 +CONFIG_DMA1_SPORT0RX=9 +CONFIG_DMA2_SPORT0TX=9 +CONFIG_DMA3_SPORT1RX=9 +CONFIG_DMA4_SPORT1TX=9 +CONFIG_DMA5_SPI=10 +CONFIG_DMA6_UARTRX=10 +CONFIG_DMA7_UARTTX=10 +CONFIG_TIMER0=11 +CONFIG_TIMER1=11 +CONFIG_TIMER2=11 +CONFIG_PFA=12 +CONFIG_PFB=12 +CONFIG_MEMDMA0=13 +CONFIG_MEMDMA1=13 +CONFIG_WDTIMER=13 + +# +# Board customizations +# +# CONFIG_CMDLINE_BOOL is not set + +# +# Clock/PLL Setup +# +CONFIG_CLKIN_HZ=25000000 +# CONFIG_BFIN_KERNEL_CLOCK is not set +CONFIG_MAX_VCO_HZ=400000000 +CONFIG_MIN_VCO_HZ=50000000 +CONFIG_MAX_SCLK_HZ=133000000 +CONFIG_MIN_SCLK_HZ=27000000 + +# +# Kernel Timer/Scheduler +# +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +# CONFIG_HZ_300 is not set +# CONFIG_HZ_1000 is not set +CONFIG_HZ=250 + +# +# Memory Setup +# +CONFIG_MEM_SIZE=32 +CONFIG_MEM_ADD_WIDTH=9 +CONFIG_BOOT_LOAD=0x1000 +CONFIG_BFIN_SCRATCH_REG_RETN=y +# CONFIG_BFIN_SCRATCH_REG_RETE is not set +# CONFIG_BFIN_SCRATCH_REG_CYCLES is not set + +# +# Blackfin Kernel Optimizations +# + +# +# Memory Optimizations +# +CONFIG_I_ENTRY_L1=y +CONFIG_EXCPT_IRQ_SYSC_L1=y +CONFIG_DO_IRQ_L1=y +CONFIG_CORE_TIMER_IRQ_L1=y +CONFIG_IDLE_L1=y +CONFIG_SCHEDULE_L1=y +CONFIG_ARITHMETIC_OPS_L1=y +CONFIG_ACCESS_OK_L1=y +CONFIG_MEMSET_L1=y +CONFIG_MEMCPY_L1=y +CONFIG_SYS_BFIN_SPINLOCK_L1=y +# CONFIG_IP_CHECKSUM_L1 is not set +# CONFIG_CACHELINE_ALIGNED_L1 is not set +# CONFIG_SYSCALL_TAB_L1 is not set +# CONFIG_CPLB_SWITCH_TAB_L1 is not set +CONFIG_RAMKERNEL=y +# CONFIG_ROMKERNEL is not set +CONFIG_SELECT_MEMORY_MODEL=y +CONFIG_FLATMEM_MANUAL=y +# CONFIG_DISCONTIGMEM_MANUAL is not set +# CONFIG_SPARSEMEM_MANUAL is not set +CONFIG_FLATMEM=y +CONFIG_FLAT_NODE_MEM_MAP=y +# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_SPLIT_PTLOCK_CPUS=4 +# CONFIG_RESOURCES_64BIT is not set +CONFIG_ZONE_DMA_FLAG=1 +CONFIG_LARGE_ALLOCS=y +CONFIG_BFIN_GPTIMERS=y +CONFIG_BFIN_DMA_5XX=y +# CONFIG_DMA_UNCACHED_2M is not set +CONFIG_DMA_UNCACHED_1M=y +# CONFIG_DMA_UNCACHED_NONE is not set + +# +# Cache Support +# +CONFIG_BFIN_ICACHE=y +CONFIG_BFIN_DCACHE=y +# CONFIG_BFIN_DCACHE_BANKA is not set +CONFIG_BFIN_ICACHE_LOCK=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set +CONFIG_L1_MAX_PIECE=16 + +# +# Asynchonous Memory Configuration +# + +# +# EBIU_AMGCTL Global Control +# +CONFIG_C_AMCKEN=y +CONFIG_C_CDPRIO=y +# CONFIG_C_AMBEN is not set +# CONFIG_C_AMBEN_B0 is not set +# CONFIG_C_AMBEN_B0_B1 is not set +# CONFIG_C_AMBEN_B0_B1_B2 is not set +CONFIG_C_AMBEN_ALL=y + +# +# EBIU_AMBCTL Control +# +CONFIG_BANK_0=0x7BB0 +CONFIG_BANK_1=0x7BB0 +CONFIG_BANK_2=0x7BB0 +CONFIG_BANK_3=0x99B3 + +# +# Bus options (PCI, PCMCIA, EISA, MCA, ISA) +# +# CONFIG_PCI is not set +# CONFIG_ARCH_SUPPORTS_MSI is not set + +# +# PCCARD (PCMCIA/CardBus) support +# +# CONFIG_PCCARD is not set + +# +# Executable file formats +# +CONFIG_BINFMT_ELF_FDPIC=y +CONFIG_BINFMT_FLAT=y +CONFIG_BINFMT_ZFLAT=y +# CONFIG_BINFMT_SHARED_FLAT is not set +# CONFIG_BINFMT_MISC is not set + +# +# Power management options +# +CONFIG_PM=y +CONFIG_PM_LEGACY=y +# CONFIG_PM_DEBUG is not set +# CONFIG_PM_SYSFS_DEPRECATED is not set +CONFIG_PM_WAKEUP_GPIO_BY_SIC_IWR=y +# CONFIG_PM_WAKEUP_BY_GPIO is not set +# CONFIG_PM_WAKEUP_GPIO_API is not set +CONFIG_PM_WAKEUP_SIC_IWR=0x100000 + +# +# Networking +# +CONFIG_NET=y + +# +# Networking options +# +CONFIG_PACKET=y +# CONFIG_PACKET_MMAP is not set +CONFIG_UNIX=y +CONFIG_XFRM=y +# CONFIG_XFRM_USER is not set +# CONFIG_XFRM_SUB_POLICY is not set +# CONFIG_XFRM_MIGRATE is not set +# CONFIG_NET_KEY is not set +CONFIG_INET=y +# CONFIG_IP_MULTICAST is not set +# CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y +CONFIG_IP_PNP=y +# CONFIG_IP_PNP_DHCP is not set +# CONFIG_IP_PNP_BOOTP is not set +# CONFIG_IP_PNP_RARP is not set +# CONFIG_NET_IPIP is not set +# CONFIG_NET_IPGRE is not set +# CONFIG_ARPD is not set +CONFIG_SYN_COOKIES=y +# CONFIG_INET_AH is not set +# CONFIG_INET_ESP is not set +# CONFIG_INET_IPCOMP is not set +# CONFIG_INET_XFRM_TUNNEL is not set +# CONFIG_INET_TUNNEL is not set +CONFIG_INET_XFRM_MODE_TRANSPORT=y +CONFIG_INET_XFRM_MODE_TUNNEL=y +CONFIG_INET_XFRM_MODE_BEET=y +CONFIG_INET_DIAG=y +CONFIG_INET_TCP_DIAG=y +# CONFIG_TCP_CONG_ADVANCED is not set +CONFIG_TCP_CONG_CUBIC=y +CONFIG_DEFAULT_TCP_CONG="cubic" +# CONFIG_TCP_MD5SIG is not set +# CONFIG_IPV6 is not set +# CONFIG_INET6_XFRM_TUNNEL is not set +# CONFIG_INET6_TUNNEL is not set +# CONFIG_NETLABEL is not set +# CONFIG_NETWORK_SECMARK is not set +# CONFIG_NETFILTER is not set +# CONFIG_IP_DCCP is not set +# CONFIG_IP_SCTP is not set +# CONFIG_TIPC is not set +# CONFIG_ATM is not set +# CONFIG_BRIDGE is not set +# CONFIG_VLAN_8021Q is not set +# CONFIG_DECNET is not set +# CONFIG_LLC2 is not set +# CONFIG_IPX is not set +# CONFIG_ATALK is not set +# CONFIG_X25 is not set +# CONFIG_LAPB is not set +# CONFIG_ECONET is not set +# CONFIG_WAN_ROUTER is not set + +# +# QoS and/or fair queueing +# +# CONFIG_NET_SCHED is not set + +# +# Network testing +# +# CONFIG_NET_PKTGEN is not set +# CONFIG_HAMRADIO is not set +CONFIG_IRDA=m + +# +# IrDA protocols +# +CONFIG_IRLAN=m +CONFIG_IRCOMM=m +# CONFIG_IRDA_ULTRA is not set + +# +# IrDA options +# +CONFIG_IRDA_CACHE_LAST_LSAP=y +# CONFIG_IRDA_FAST_RR is not set +# CONFIG_IRDA_DEBUG is not set + +# +# Infrared-port device drivers +# + +# +# SIR device drivers +# +CONFIG_IRTTY_SIR=m + +# +# Dongle support +# +# CONFIG_DONGLE is not set + +# +# Old SIR device drivers +# +# CONFIG_IRPORT_SIR is not set + +# +# Old Serial dongle support +# + +# +# FIR device drivers +# +# CONFIG_BT is not set +# CONFIG_AF_RXRPC is not set + +# +# Wireless +# +# CONFIG_CFG80211 is not set +# CONFIG_WIRELESS_EXT is not set +# CONFIG_MAC80211 is not set +# CONFIG_IEEE80211 is not set +# CONFIG_RFKILL is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +CONFIG_STANDALONE=y +CONFIG_PREVENT_FIRMWARE_BUILD=y +# CONFIG_FW_LOADER is not set +# CONFIG_SYS_HYPERVISOR is not set + +# +# Connector - unified userspace <-> kernelspace linker +# +# CONFIG_CONNECTOR is not set +CONFIG_MTD=y +# CONFIG_MTD_DEBUG is not set +# CONFIG_MTD_CONCAT is not set +CONFIG_MTD_PARTITIONS=y +# CONFIG_MTD_REDBOOT_PARTS is not set +# CONFIG_MTD_CMDLINE_PARTS is not set + +# +# User Modules And Translation Layers +# +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLKDEVS=y +CONFIG_MTD_BLOCK=y +# CONFIG_FTL is not set +# CONFIG_NFTL is not set +# CONFIG_INFTL is not set +# CONFIG_RFD_FTL is not set +# CONFIG_SSFDC is not set + +# +# RAM/ROM/Flash chip drivers +# +# CONFIG_MTD_CFI is not set +# CONFIG_MTD_JEDECPROBE is not set +CONFIG_MTD_MAP_BANK_WIDTH_1=y +CONFIG_MTD_MAP_BANK_WIDTH_2=y +CONFIG_MTD_MAP_BANK_WIDTH_4=y +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +CONFIG_MTD_CFI_I1=y +CONFIG_MTD_CFI_I2=y +# CONFIG_MTD_CFI_I4 is not set +# CONFIG_MTD_CFI_I8 is not set +CONFIG_MTD_RAM=y +CONFIG_MTD_ROM=y +# CONFIG_MTD_ABSENT is not set + +# +# Mapping drivers for chip access +# +CONFIG_MTD_COMPLEX_MAPPINGS=y +# CONFIG_MTD_PHYSMAP is not set +# CONFIG_MTD_BF5xx is not set +# CONFIG_MTD_UCLINUX is not set +# CONFIG_MTD_PLATRAM is not set + +# +# Self-contained MTD device drivers +# +# CONFIG_MTD_DATAFLASH is not set +CONFIG_MTD_M25P80=y +CONFIG_M25PXX_USE_FAST_READ=y +# CONFIG_MTD_SLRAM is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_BLOCK2MTD is not set + +# +# Disk-On-Chip Device Drivers +# +# CONFIG_MTD_DOC2000 is not set +# CONFIG_MTD_DOC2001 is not set +# CONFIG_MTD_DOC2001PLUS is not set +# CONFIG_MTD_NAND is not set +# CONFIG_MTD_ONENAND is not set + +# +# UBI - Unsorted block images +# +# CONFIG_MTD_UBI is not set + +# +# Parallel port support +# +# CONFIG_PARPORT is not set + +# +# Plug and Play support +# +# CONFIG_PNPACPI is not set + +# +# Block devices +# +# CONFIG_BLK_DEV_COW_COMMON is not set +# CONFIG_BLK_DEV_LOOP is not set +# CONFIG_BLK_DEV_NBD is not set +CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_COUNT=16 +CONFIG_BLK_DEV_RAM_SIZE=4096 +CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 +# CONFIG_CDROM_PKTCDVD is not set +# CONFIG_ATA_OVER_ETH is not set + +# +# Misc devices +# +# CONFIG_IDE is not set + +# +# SCSI device support +# +# CONFIG_RAID_ATTRS is not set +# CONFIG_SCSI is not set +# CONFIG_SCSI_NETLINK is not set +# CONFIG_ATA is not set + +# +# Multi-device support (RAID and LVM) +# +# CONFIG_MD is not set + +# +# Network device support +# +CONFIG_NETDEVICES=y +# CONFIG_DUMMY is not set +# CONFIG_BONDING is not set +# CONFIG_EQUALIZER is not set +# CONFIG_TUN is not set +# CONFIG_PHYLIB is not set + +# +# Ethernet (10 or 100Mbit) +# +CONFIG_NET_ETHERNET=y +CONFIG_MII=y +# CONFIG_SMC91X is not set +# CONFIG_SMSC911X is not set +CONFIG_DM9000=y +CONFIG_NETDEV_1000=y +CONFIG_NETDEV_10000=y +# CONFIG_AX88180 is not set + +# +# Wireless LAN +# +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set +# CONFIG_WAN is not set +# CONFIG_PPP is not set +# CONFIG_SLIP is not set +# CONFIG_SHAPER is not set +# CONFIG_NETCONSOLE is not set +# CONFIG_NETPOLL is not set +# CONFIG_NET_POLL_CONTROLLER is not set + +# +# ISDN subsystem +# +# CONFIG_ISDN is not set + +# +# Telephony Support +# +# CONFIG_PHONE is not set + +# +# Input device support +# +CONFIG_INPUT=y +# CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set + +# +# Userland interfaces +# +# CONFIG_INPUT_MOUSEDEV is not set +# CONFIG_INPUT_JOYDEV is not set +# CONFIG_INPUT_TSDEV is not set +CONFIG_INPUT_EVDEV=m +# CONFIG_INPUT_EVBUG is not set + +# +# Input Device Drivers +# +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set +# CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set +# CONFIG_INPUT_TOUCHSCREEN is not set +CONFIG_INPUT_MISC=y +# CONFIG_INPUT_ATI_REMOTE is not set +# CONFIG_INPUT_ATI_REMOTE2 is not set +# CONFIG_INPUT_KEYSPAN_REMOTE is not set +# CONFIG_INPUT_POWERMATE is not set +# CONFIG_INPUT_YEALINK is not set +# CONFIG_INPUT_UINPUT is not set +# CONFIG_BF53X_PFBUTTONS is not set + +# +# Hardware I/O ports +# +# CONFIG_SERIO is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +# CONFIG_AD9960 is not set +# CONFIG_SPI_ADC_BF533 is not set +CONFIG_BF5xx_PFLAGS=y +# CONFIG_BF5xx_PFLAGS_PROC is not set +# CONFIG_BF5xx_PPIFCD is not set +CONFIG_BFIN_SIMPLE_TIMER=y +# CONFIG_BF5xx_PPI is not set +CONFIG_BFIN_SPORT=y +CONFIG_BFIN_TIMER_LATENCY=y +# CONFIG_AD5304 is not set +# CONFIG_BF5xx_FBDMA is not set +# CONFIG_VT is not set +# CONFIG_SERIAL_NONSTANDARD is not set + +# +# Serial drivers +# +# CONFIG_SERIAL_8250 is not set + +# +# Non-8250 serial port support +# +CONFIG_SERIAL_BFIN=y +CONFIG_SERIAL_BFIN_CONSOLE=y +CONFIG_SERIAL_BFIN_DMA=y +# CONFIG_SERIAL_BFIN_PIO is not set +CONFIG_SERIAL_BFIN_UART0=y +# CONFIG_BFIN_UART0_CTSRTS is not set +# CONFIG_SERIAL_BFIN_UART1 is not set +CONFIG_SERIAL_CORE=y +CONFIG_SERIAL_CORE_CONSOLE=y +# CONFIG_SERIAL_BFIN_SPORT is not set +CONFIG_UNIX98_PTYS=y +# CONFIG_LEGACY_PTYS is not set + +# +# CAN, the car bus and industrial fieldbus +# +# CONFIG_CAN4LINUX is not set + +# +# IPMI +# +# CONFIG_IPMI_HANDLER is not set +CONFIG_WATCHDOG=y +# CONFIG_WATCHDOG_NOWAYOUT is not set + +# +# Watchdog Device Drivers +# +# CONFIG_SOFT_WATCHDOG is not set +# CONFIG_BFIN_WDT is not set +# CONFIG_HW_RANDOM is not set +# CONFIG_GEN_RTC is not set +CONFIG_BLACKFIN_DPMC=y +# CONFIG_R3964 is not set +# CONFIG_RAW_DRIVER is not set + +# +# TPM devices +# +# CONFIG_TCG_TPM is not set +# CONFIG_I2C is not set + +# +# SPI support +# +CONFIG_SPI=y +CONFIG_SPI_MASTER=y + +# +# SPI Master Controller Drivers +# +CONFIG_SPI_BFIN=y +# CONFIG_SPI_BITBANG is not set + +# +# SPI Protocol Masters +# +CONFIG_SPI_AT25=y +CONFIG_SPI_SPIDEV=y + +# +# Dallas's 1-wire bus +# +# CONFIG_W1 is not set +CONFIG_HWMON=y +# CONFIG_HWMON_VID is not set +# CONFIG_SENSORS_ABITUGURU is not set +# CONFIG_SENSORS_F71805F is not set +# CONFIG_SENSORS_LM70 is not set +# CONFIG_SENSORS_PC87427 is not set +# CONFIG_SENSORS_SMSC47M1 is not set +# CONFIG_SENSORS_SMSC47B397 is not set +# CONFIG_SENSORS_VT1211 is not set +# CONFIG_SENSORS_W83627HF is not set +# CONFIG_HWMON_DEBUG_CHIP is not set + +# +# Multifunction device drivers +# +# CONFIG_MFD_SM501 is not set + +# +# Multimedia devices +# +# CONFIG_VIDEO_DEV is not set +# CONFIG_DVB_CORE is not set +CONFIG_DAB=y + +# +# Graphics support +# +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set +# CONFIG_VGASTATE is not set +# CONFIG_FB is not set + +# +# Sound +# +CONFIG_SOUND=m + +# +# Advanced Linux Sound Architecture +# +CONFIG_SND=m +CONFIG_SND_TIMER=m +CONFIG_SND_PCM=m +# CONFIG_SND_SEQUENCER is not set +CONFIG_SND_OSSEMUL=y +CONFIG_SND_MIXER_OSS=m +CONFIG_SND_PCM_OSS=m +CONFIG_SND_PCM_OSS_PLUGINS=y +# CONFIG_SND_DYNAMIC_MINORS is not set +CONFIG_SND_SUPPORT_OLD_API=y +CONFIG_SND_VERBOSE_PROCFS=y +# CONFIG_SND_VERBOSE_PRINTK is not set +# CONFIG_SND_DEBUG is not set + +# +# Generic devices +# +# CONFIG_SND_DUMMY is not set +# CONFIG_SND_MTPAV is not set +# CONFIG_SND_SERIAL_U16550 is not set +# CONFIG_SND_MPU401 is not set + +# +# ALSA Blackfin devices +# +CONFIG_SND_BLACKFIN_AD1836=m +CONFIG_SND_BLACKFIN_AD1836_TDM=y +# CONFIG_SND_BLACKFIN_AD1836_I2S is not set +CONFIG_SND_BLACKFIN_AD1836_MULSUB=y +# CONFIG_SND_BLACKFIN_AD1836_5P1 is not set +CONFIG_SND_BLACKFIN_SPORT=0 +CONFIG_SND_BLACKFIN_SPI_PFBIT=4 +# CONFIG_SND_BFIN_AD73311 is not set + +# +# System on Chip audio support +# +# CONFIG_SND_SOC is not set + +# +# Open Sound System +# +# CONFIG_SOUND_PRIME is not set + +# +# HID Devices +# +CONFIG_HID=y +# CONFIG_HID_DEBUG is not set + +# +# USB support +# +CONFIG_USB_ARCH_HAS_HCD=y +# CONFIG_USB_ARCH_HAS_OHCI is not set +# CONFIG_USB_ARCH_HAS_EHCI is not set +# CONFIG_USB is not set + +# +# Enable Host or Gadget support to see Inventra options +# + +# +# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# + +# +# USB Gadget Support +# +# CONFIG_USB_GADGET is not set +# CONFIG_MMC is not set + +# +# LED devices +# +# CONFIG_NEW_LEDS is not set + +# +# LED drivers +# + +# +# LED Triggers +# + +# +# InfiniBand support +# + +# +# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) +# + +# +# Real Time Clock +# +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set + +# +# RTC interfaces +# +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +CONFIG_RTC_INTF_DEV_UIE_EMUL=y +# CONFIG_RTC_DRV_TEST is not set + +# +# I2C RTC drivers +# + +# +# SPI RTC drivers +# +# CONFIG_RTC_DRV_RS5C348 is not set +# CONFIG_RTC_DRV_MAX6902 is not set + +# +# Platform RTC drivers +# +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_V3020 is not set + +# +# on-CPU RTC drivers +# +CONFIG_RTC_DRV_BFIN=y + +# +# DMA Engine support +# +# CONFIG_DMA_ENGINE is not set + +# +# DMA Clients +# + +# +# DMA Devices +# + +# +# PBX support +# +# CONFIG_PBX is not set + +# +# File systems +# +CONFIG_EXT2_FS=y +CONFIG_EXT2_FS_XATTR=y +# CONFIG_EXT2_FS_POSIX_ACL is not set +# CONFIG_EXT2_FS_SECURITY is not set +# CONFIG_EXT3_FS is not set +# CONFIG_EXT4DEV_FS is not set +CONFIG_FS_MBCACHE=y +# CONFIG_REISERFS_FS is not set +# CONFIG_JFS_FS is not set +# CONFIG_FS_POSIX_ACL is not set +# CONFIG_XFS_FS is not set +# CONFIG_GFS2_FS is not set +# CONFIG_OCFS2_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_ROMFS_FS is not set +CONFIG_INOTIFY=y +CONFIG_INOTIFY_USER=y +# CONFIG_QUOTA is not set +CONFIG_DNOTIFY=y +# CONFIG_AUTOFS_FS is not set +# CONFIG_AUTOFS4_FS is not set +# CONFIG_FUSE_FS is not set + +# +# CD-ROM/DVD Filesystems +# +# CONFIG_ISO9660_FS is not set +# CONFIG_UDF_FS is not set + +# +# DOS/FAT/NT Filesystems +# +# CONFIG_MSDOS_FS is not set +# CONFIG_VFAT_FS is not set +# CONFIG_NTFS_FS is not set + +# +# Pseudo filesystems +# +CONFIG_PROC_FS=y +CONFIG_PROC_SYSCTL=y +CONFIG_SYSFS=y +# CONFIG_TMPFS is not set +# CONFIG_HUGETLB_PAGE is not set +CONFIG_RAMFS=y +# CONFIG_CONFIGFS_FS is not set + +# +# Miscellaneous filesystems +# +# CONFIG_ADFS_FS is not set +# CONFIG_AFFS_FS is not set +# CONFIG_HFS_FS is not set +# CONFIG_HFSPLUS_FS is not set +# CONFIG_BEFS_FS is not set +# CONFIG_BFS_FS is not set +# CONFIG_EFS_FS is not set +# CONFIG_YAFFS_FS is not set +CONFIG_JFFS2_FS=y +CONFIG_JFFS2_FS_DEBUG=0 +CONFIG_JFFS2_FS_WRITEBUFFER=y +# CONFIG_JFFS2_SUMMARY is not set +# CONFIG_JFFS2_FS_XATTR is not set +# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set +CONFIG_JFFS2_ZLIB=y +CONFIG_JFFS2_RTIME=y +# CONFIG_JFFS2_RUBIN is not set +# CONFIG_CRAMFS is not set +# CONFIG_VXFS_FS is not set +# CONFIG_HPFS_FS is not set +# CONFIG_QNX4FS_FS is not set +# CONFIG_SYSV_FS is not set +# CONFIG_UFS_FS is not set + +# +# Network File Systems +# +CONFIG_NFS_FS=m +CONFIG_NFS_V3=y +# CONFIG_NFS_V3_ACL is not set +# CONFIG_NFS_V4 is not set +# CONFIG_NFS_DIRECTIO is not set +# CONFIG_NFSD is not set +CONFIG_LOCKD=m +CONFIG_LOCKD_V4=y +CONFIG_NFS_COMMON=y +CONFIG_SUNRPC=m +# CONFIG_SUNRPC_BIND34 is not set +# CONFIG_RPCSEC_GSS_KRB5 is not set +# CONFIG_RPCSEC_GSS_SPKM3 is not set +# CONFIG_SMB_FS is not set +# CONFIG_CIFS is not set +# CONFIG_NCP_FS is not set +# CONFIG_CODA_FS is not set +# CONFIG_AFS_FS is not set +# CONFIG_9P_FS is not set + +# +# Partition Types +# +# CONFIG_PARTITION_ADVANCED is not set +CONFIG_MSDOS_PARTITION=y + +# +# Native Language Support +# +CONFIG_NLS=m +CONFIG_NLS_DEFAULT="iso8859-1" +# CONFIG_NLS_CODEPAGE_437 is not set +# CONFIG_NLS_CODEPAGE_737 is not set +# CONFIG_NLS_CODEPAGE_775 is not set +# CONFIG_NLS_CODEPAGE_850 is not set +# CONFIG_NLS_CODEPAGE_852 is not set +# CONFIG_NLS_CODEPAGE_855 is not set +# CONFIG_NLS_CODEPAGE_857 is not set +# CONFIG_NLS_CODEPAGE_860 is not set +# CONFIG_NLS_CODEPAGE_861 is not set +# CONFIG_NLS_CODEPAGE_862 is not set +# CONFIG_NLS_CODEPAGE_863 is not set +# CONFIG_NLS_CODEPAGE_864 is not set +# CONFIG_NLS_CODEPAGE_865 is not set +# CONFIG_NLS_CODEPAGE_866 is not set +# CONFIG_NLS_CODEPAGE_869 is not set +# CONFIG_NLS_CODEPAGE_936 is not set +# CONFIG_NLS_CODEPAGE_950 is not set +# CONFIG_NLS_CODEPAGE_932 is not set +# CONFIG_NLS_CODEPAGE_949 is not set +# CONFIG_NLS_CODEPAGE_874 is not set +# CONFIG_NLS_ISO8859_8 is not set +# CONFIG_NLS_CODEPAGE_1250 is not set +# CONFIG_NLS_CODEPAGE_1251 is not set +# CONFIG_NLS_ASCII is not set +# CONFIG_NLS_ISO8859_1 is not set +# CONFIG_NLS_ISO8859_2 is not set +# CONFIG_NLS_ISO8859_3 is not set +# CONFIG_NLS_ISO8859_4 is not set +# CONFIG_NLS_ISO8859_5 is not set +# CONFIG_NLS_ISO8859_6 is not set +# CONFIG_NLS_ISO8859_7 is not set +# CONFIG_NLS_ISO8859_9 is not set +# CONFIG_NLS_ISO8859_13 is not set +# CONFIG_NLS_ISO8859_14 is not set +# CONFIG_NLS_ISO8859_15 is not set +# CONFIG_NLS_KOI8_R is not set +# CONFIG_NLS_KOI8_U is not set +# CONFIG_NLS_UTF8 is not set + +# +# Distributed Lock Manager +# +# CONFIG_DLM is not set + +# +# Profiling support +# +# CONFIG_PROFILING is not set + +# +# Kernel hacking +# +# CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_MUST_CHECK=y +# CONFIG_MAGIC_SYSRQ is not set +# CONFIG_UNUSED_SYMBOLS is not set +# CONFIG_DEBUG_FS is not set +# CONFIG_HEADERS_CHECK is not set +# CONFIG_DEBUG_KERNEL is not set +# CONFIG_DEBUG_BUGVERBOSE is not set +# CONFIG_DEBUG_MMRS is not set +CONFIG_DEBUG_HUNT_FOR_ZERO=y +CONFIG_DEBUG_BFIN_HWTRACE_ON=y +CONFIG_DEBUG_BFIN_HWTRACE_COMPRESSION_OFF=y +# CONFIG_DEBUG_BFIN_HWTRACE_COMPRESSION_ONE is not set +# CONFIG_DEBUG_BFIN_HWTRACE_COMPRESSION_TWO is not set +CONFIG_DEBUG_BFIN_HWTRACE_COMPRESSION=0 +# CONFIG_DEBUG_BFIN_HWTRACE_EXPAND is not set +# CONFIG_DEBUG_BFIN_NO_KERN_HWTRACE is not set +# CONFIG_EARLY_PRINTK is not set +CONFIG_CPLB_INFO=y +CONFIG_ACCESS_CHECK=y + +# +# Security options +# +# CONFIG_KEYS is not set +CONFIG_SECURITY=y +# CONFIG_SECURITY_NETWORK is not set +CONFIG_SECURITY_CAPABILITIES=y + +# +# Cryptographic options +# +# CONFIG_CRYPTO is not set + +# +# Library routines +# +CONFIG_BITREVERSE=y +CONFIG_CRC_CCITT=m +# CONFIG_CRC16 is not set +# CONFIG_CRC_ITU_T is not set +CONFIG_CRC32=y +# CONFIG_LIBCRC32C is not set +CONFIG_ZLIB_INFLATE=y +CONFIG_ZLIB_DEFLATE=y +CONFIG_PLIST=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y diff --git a/arch/blackfin/configs/PNAV-10_defconfig b/arch/blackfin/configs/PNAV-10_defconfig index 3d403e0..25709f5 100644 --- a/arch/blackfin/configs/PNAV-10_defconfig +++ b/arch/blackfin/configs/PNAV-10_defconfig @@ -1,6 +1,6 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.22.6 +# Linux kernel version: 2.6.22.12 # # CONFIG_MMU is not set # CONFIG_FPU is not set @@ -8,7 +8,6 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_RWSEM_XCHGADD_ALGORITHM is not set CONFIG_BLACKFIN=y CONFIG_ZONE_DMA=y -CONFIG_BFIN=y CONFIG_SEMAPHORE_SLEEPERS=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y @@ -18,7 +17,6 @@ CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_GPIO=y CONFIG_FORCE_MAX_ZONEORDER=14 CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_IRQCHIP_DEMUX_GPIO=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # @@ -62,7 +60,6 @@ CONFIG_FUTEX=y CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y -CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_VM_EVENT_COUNTERS=y CONFIG_BIG_ORDER_ALLOC_NOFAIL_MAGIC=9 @@ -115,6 +112,9 @@ CONFIG_PREEMPT_VOLUNTARY=y # # Processor and Board Settings # +# CONFIG_BF522 is not set +# CONFIG_BF525 is not set +# CONFIG_BF527 is not set # CONFIG_BF531 is not set # CONFIG_BF532 is not set # CONFIG_BF533 is not set @@ -123,10 +123,12 @@ CONFIG_PREEMPT_VOLUNTARY=y CONFIG_BF537=y # CONFIG_BF542 is not set # CONFIG_BF544 is not set +# CONFIG_BF547 is not set # CONFIG_BF548 is not set # CONFIG_BF549 is not set # CONFIG_BF561 is not set # CONFIG_BF_REV_0_0 is not set +# CONFIG_BF_REV_0_1 is not set CONFIG_BF_REV_0_2=y # CONFIG_BF_REV_0_3 is not set # CONFIG_BF_REV_0_4 is not set @@ -135,33 +137,8 @@ CONFIG_BF_REV_0_2=y # CONFIG_BF_REV_NONE is not set CONFIG_BF53x=y CONFIG_BFIN_SINGLE_CORE=y -# CONFIG_BFIN533_EZKIT is not set -# CONFIG_BFIN533_STAMP is not set -# CONFIG_BFIN537_STAMP is not set -# CONFIG_BFIN533_BLUETECHNIX_CM is not set -# CONFIG_BFIN537_BLUETECHNIX_CM is not set -# CONFIG_BFIN548_EZKIT is not set -# CONFIG_BFIN561_BLUETECHNIX_CM is not set -# CONFIG_BFIN561_EZKIT is not set -# CONFIG_BFIN561_TEPLA is not set -CONFIG_PNAV10=y -# CONFIG_GENERIC_BOARD is not set CONFIG_MEM_MT48LC32M8A2_75=y CONFIG_IRQ_PLL_WAKEUP=7 - -# -# BF537 Specific Configuration -# - -# -# Interrupt Priority Assignment -# - -# -# Priority -# -CONFIG_IRQ_DMA_ERROR=7 -CONFIG_IRQ_ERROR=7 CONFIG_IRQ_RTC=8 CONFIG_IRQ_PPI=8 CONFIG_IRQ_SPORT0_RX=9 @@ -174,8 +151,6 @@ CONFIG_IRQ_UART0_RX=10 CONFIG_IRQ_UART0_TX=10 CONFIG_IRQ_UART1_RX=10 CONFIG_IRQ_UART1_TX=10 -CONFIG_IRQ_CAN_RX=11 -CONFIG_IRQ_CAN_TX=11 CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_MAC_TX=11 CONFIG_IRQ_TMR0=12 @@ -186,11 +161,31 @@ CONFIG_IRQ_TMR4=12 CONFIG_IRQ_TMR5=12 CONFIG_IRQ_TMR6=12 CONFIG_IRQ_TMR7=12 -CONFIG_IRQ_PROG_INTA=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 CONFIG_IRQ_MEM_DMA1=13 CONFIG_IRQ_WATCH=13 +# CONFIG_BFIN537_STAMP is not set +# CONFIG_BFIN537_BLUETECHNIX_CM is not set +CONFIG_PNAV10=y +# CONFIG_GENERIC_BF537_BOARD is not set + +# +# BF537 Specific Configuration +# + +# +# Interrupt Priority Assignment +# + +# +# Priority +# +CONFIG_IRQ_DMA_ERROR=7 +CONFIG_IRQ_ERROR=7 +CONFIG_IRQ_CAN_RX=11 +CONFIG_IRQ_CAN_TX=11 +CONFIG_IRQ_PROG_INTA=12 # # Board customizations @@ -204,7 +199,7 @@ CONFIG_CLKIN_HZ=24576000 # CONFIG_BFIN_KERNEL_CLOCK is not set CONFIG_MAX_VCO_HZ=600000000 CONFIG_MIN_VCO_HZ=50000000 -CONFIG_MAX_SCLK_HZ=133333333 +CONFIG_MAX_SCLK_HZ=133000000 CONFIG_MIN_SCLK_HZ=27000000 # @@ -261,6 +256,7 @@ CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set CONFIG_ZONE_DMA_FLAG=1 CONFIG_LARGE_ALLOCS=y +# CONFIG_BFIN_GPTIMERS is not set CONFIG_BFIN_DMA_5XX=y # CONFIG_DMA_UNCACHED_2M is not set CONFIG_DMA_UNCACHED_1M=y @@ -282,7 +278,7 @@ CONFIG_L1_MAX_PIECE=16 # # -# EBIU_AMBCTL Global Control +# EBIU_AMGCTL Global Control # CONFIG_C_AMCKEN=y CONFIG_C_CDPRIO=y @@ -593,6 +589,7 @@ CONFIG_BFIN_MAC_RMII=y # CONFIG_DM9000 is not set CONFIG_NETDEV_1000=y CONFIG_NETDEV_10000=y +# CONFIG_AX88180 is not set # # Wireless LAN @@ -675,9 +672,9 @@ CONFIG_INPUT_UINPUT=y # # CONFIG_AD9960 is not set # CONFIG_SPI_ADC_BF533 is not set -# CONFIG_BFIN_PFLAGS is not set +# CONFIG_BF5xx_PFLAGS is not set # CONFIG_BF5xx_PPIFCD is not set -# CONFIG_BF5xx_TIMERS is not set +# CONFIG_BFIN_SIMPLE_TIMER is not set # CONFIG_BF5xx_PPI is not set CONFIG_BFIN_SPORT=y # CONFIG_BFIN_TIMER_LATENCY is not set @@ -897,6 +894,7 @@ CONFIG_FB_BF537_LQ035=y CONFIG_LQ035_SLAVE_ADDR=0x58 CONFIG_FB_BFIN_LANDSCAPE=y # CONFIG_FB_BFIN_BGR is not set +# CONFIG_FB_BFIN_T350MCQB is not set # CONFIG_FB_S1D13XXX is not set # CONFIG_FB_VIRTUAL is not set # CONFIG_LOGO is not set @@ -939,11 +937,6 @@ CONFIG_SND=m # CONFIG_SND_SOC is not set # -# SoC Audio for the ADI Blackfin -# -# CONFIG_SND_BF5XX_HAVE_COLD_RESET is not set - -# # Open Sound System # CONFIG_SOUND_PRIME=y diff --git a/arch/blackfin/kernel/bfin_dma_5xx.c b/arch/blackfin/kernel/bfin_dma_5xx.c index 503eef4..b544460 100644 --- a/arch/blackfin/kernel/bfin_dma_5xx.c +++ b/arch/blackfin/kernel/bfin_dma_5xx.c @@ -436,6 +436,7 @@ unsigned long get_dma_curr_desc_ptr(unsigned int channel) return dma_ch[channel].regs->curr_desc_ptr; } +EXPORT_SYMBOL(get_dma_curr_desc_ptr); unsigned long get_dma_curr_addr(unsigned int channel) { diff --git a/arch/blackfin/kernel/bfin_ksyms.c b/arch/blackfin/kernel/bfin_ksyms.c index 2198afe..0bfbb26 100644 --- a/arch/blackfin/kernel/bfin_ksyms.c +++ b/arch/blackfin/kernel/bfin_ksyms.c @@ -37,9 +37,6 @@ /* platform dependent support */ EXPORT_SYMBOL(__ioremap); -EXPORT_SYMBOL(strcmp); -EXPORT_SYMBOL(strncmp); -EXPORT_SYMBOL(dump_thread); EXPORT_SYMBOL(ip_fast_csum); @@ -51,6 +48,7 @@ EXPORT_SYMBOL(__down_trylock); EXPORT_SYMBOL(__down_interruptible); EXPORT_SYMBOL(is_in_rom); +EXPORT_SYMBOL(bfin_return_from_exception); /* Networking helper routines. */ EXPORT_SYMBOL(csum_partial_copy); @@ -60,13 +58,11 @@ EXPORT_SYMBOL(csum_partial_copy); * their interface isn't gonna change any time soon now, so * it's OK to leave it out of version control. */ -EXPORT_SYMBOL(strcpy); EXPORT_SYMBOL(memcpy); EXPORT_SYMBOL(memset); EXPORT_SYMBOL(memcmp); EXPORT_SYMBOL(memmove); EXPORT_SYMBOL(memchr); -EXPORT_SYMBOL(get_wchan); /* * libgcc functions - functions that are used internally by the @@ -102,6 +98,7 @@ EXPORT_SYMBOL(outsw); EXPORT_SYMBOL(insw); EXPORT_SYMBOL(outsl); EXPORT_SYMBOL(insl); +EXPORT_SYMBOL(insl_16); EXPORT_SYMBOL(irq_flags); EXPORT_SYMBOL(iounmap); EXPORT_SYMBOL(blackfin_dcache_invalidate_range); diff --git a/arch/blackfin/kernel/cplbinit.c b/arch/blackfin/kernel/cplbinit.c index f2db6a5..6320bc4 100644 --- a/arch/blackfin/kernel/cplbinit.c +++ b/arch/blackfin/kernel/cplbinit.c @@ -26,29 +26,22 @@ #include <asm/cplb.h> #include <asm/cplbinit.h> -u_long icplb_table[MAX_CPLBS+1]; -u_long dcplb_table[MAX_CPLBS+1]; +u_long icplb_table[MAX_CPLBS + 1]; +u_long dcplb_table[MAX_CPLBS + 1]; #ifdef CONFIG_CPLB_SWITCH_TAB_L1 -u_long ipdt_table[MAX_SWITCH_I_CPLBS+1]__attribute__((l1_data)); -u_long dpdt_table[MAX_SWITCH_D_CPLBS+1]__attribute__((l1_data)); - -#ifdef CONFIG_CPLB_INFO -u_long ipdt_swapcount_table[MAX_SWITCH_I_CPLBS]__attribute__((l1_data)); -u_long dpdt_swapcount_table[MAX_SWITCH_D_CPLBS]__attribute__((l1_data)); -#endif /* CONFIG_CPLB_INFO */ - +# define PDT_ATTR __attribute__((l1_data)) #else +# define PDT_ATTR +#endif -u_long ipdt_table[MAX_SWITCH_I_CPLBS+1]; -u_long dpdt_table[MAX_SWITCH_D_CPLBS+1]; +u_long ipdt_table[MAX_SWITCH_I_CPLBS + 1] PDT_ATTR; +u_long dpdt_table[MAX_SWITCH_D_CPLBS + 1] PDT_ATTR; #ifdef CONFIG_CPLB_INFO -u_long ipdt_swapcount_table[MAX_SWITCH_I_CPLBS]; -u_long dpdt_swapcount_table[MAX_SWITCH_D_CPLBS]; -#endif /* CONFIG_CPLB_INFO */ - -#endif /*CONFIG_CPLB_SWITCH_TAB_L1*/ +u_long ipdt_swapcount_table[MAX_SWITCH_I_CPLBS] PDT_ATTR; +u_long dpdt_swapcount_table[MAX_SWITCH_D_CPLBS] PDT_ATTR; +#endif struct s_cplb { struct cplb_tab init_i; @@ -71,7 +64,7 @@ static struct cplb_desc cplb_data[] = { #else .valid = 0, #endif - .name = "ZERO Pointer Saveguard", + .name = "Zero Pointer Guard Page", }, { .start = L1_CODE_START, @@ -102,20 +95,20 @@ static struct cplb_desc cplb_data[] = { .end = 0, /* dynamic */ .psize = 0, .attr = INITIAL_T | SWITCH_T | I_CPLB | D_CPLB, - .i_conf = SDRAM_IGENERIC, - .d_conf = SDRAM_DGENERIC, + .i_conf = SDRAM_IGENERIC, + .d_conf = SDRAM_DGENERIC, .valid = 1, - .name = "SDRAM Kernel", + .name = "Kernel Memory", }, { .start = 0, /* dynamic */ .end = 0, /* dynamic */ .psize = 0, .attr = INITIAL_T | SWITCH_T | D_CPLB, - .i_conf = SDRAM_IGENERIC, - .d_conf = SDRAM_DNON_CHBL, + .i_conf = SDRAM_IGENERIC, + .d_conf = SDRAM_DNON_CHBL, .valid = 1, - .name = "SDRAM RAM MTD", + .name = "uClinux MTD Memory", }, { .start = 0, /* dynamic */ @@ -124,7 +117,7 @@ static struct cplb_desc cplb_data[] = { .attr = INITIAL_T | SWITCH_T | D_CPLB, .d_conf = SDRAM_DNON_CHBL, .valid = 1, - .name = "SDRAM Uncached DMA ZONE", + .name = "Uncached DMA Zone", }, { .start = 0, /* dynamic */ @@ -134,7 +127,7 @@ static struct cplb_desc cplb_data[] = { .i_conf = 0, /* dynamic */ .d_conf = 0, /* dynamic */ .valid = 1, - .name = "SDRAM Reserved Memory", + .name = "Reserved Memory", }, { .start = ASYNC_BANK0_BASE, @@ -143,14 +136,14 @@ static struct cplb_desc cplb_data[] = { .attr = SWITCH_T | D_CPLB, .d_conf = SDRAM_EBIU, .valid = 1, - .name = "ASYNC Memory", + .name = "Asynchronous Memory Banks", }, { -#if defined(CONFIG_BF561) - .start = L2_SRAM, - .end = L2_SRAM_END, +#ifdef L2_START + .start = L2_START, + .end = L2_START + L2_LENGTH, .psize = SIZE_1M, - .attr = SWITCH_T | D_CPLB, + .attr = SWITCH_T | I_CPLB | D_CPLB, .i_conf = L2_MEMORY, .d_conf = L2_MEMORY, .valid = 1, @@ -158,13 +151,23 @@ static struct cplb_desc cplb_data[] = { .valid = 0, #endif .name = "L2 Memory", - } + }, + { + .start = BOOT_ROM_START, + .end = BOOT_ROM_START + BOOT_ROM_LENGTH, + .psize = SIZE_1M, + .attr = SWITCH_T | I_CPLB | D_CPLB, + .i_conf = SDRAM_IGENERIC, + .d_conf = SDRAM_DGENERIC, + .valid = 1, + .name = "On-Chip BootROM", + }, }; static u16 __init lock_kernel_check(u32 start, u32 end) { - if ((start <= (u32) _stext && end >= (u32) _end) - || (start >= (u32) _stext && end <= (u32) _end)) + if ((end <= (u32) _end && end >= (u32)_stext) || + (start <= (u32) _end && start >= (u32)_stext)) return IN_KERNEL; return 0; } @@ -350,7 +353,7 @@ void __init generate_cpl_tables(void) else cplb_data[RES_MEM].i_conf = SDRAM_INON_CHBL; - for (i = ZERO_P; i <= L2_MEM; i++) { + for (i = ZERO_P; i < ARRAY_SIZE(cplb_data); ++i) { if (!cplb_data[i].valid) continue; diff --git a/arch/blackfin/kernel/early_printk.c b/arch/blackfin/kernel/early_printk.c index 6ec518a..724f4a5 100644 --- a/arch/blackfin/kernel/early_printk.c +++ b/arch/blackfin/kernel/early_printk.c @@ -205,7 +205,8 @@ asmlinkage void __init early_trap_c(struct pt_regs *fp, void *retaddr) if (likely(early_console == NULL)) setup_early_printk(DEFAULT_EARLY_PORT); - dump_bfin_regs(fp, retaddr); + dump_bfin_mem((void *)fp->retx); + show_regs(fp); dump_bfin_trace_buffer(); panic("Died early"); diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c index 9124467..5bf1512 100644 --- a/arch/blackfin/kernel/process.c +++ b/arch/blackfin/kernel/process.c @@ -134,27 +134,6 @@ void cpu_idle(void) } } -void show_regs(struct pt_regs *regs) -{ - printk(KERN_NOTICE "\n"); - printk(KERN_NOTICE - "PC: %08lu Status: %04lu SysStatus: %04lu RETS: %08lu\n", - regs->pc, regs->astat, regs->seqstat, regs->rets); - printk(KERN_NOTICE - "A0.x: %08lx A0.w: %08lx A1.x: %08lx A1.w: %08lx\n", - regs->a0x, regs->a0w, regs->a1x, regs->a1w); - printk(KERN_NOTICE "P0: %08lx P1: %08lx P2: %08lx P3: %08lx\n", - regs->p0, regs->p1, regs->p2, regs->p3); - printk(KERN_NOTICE "P4: %08lx P5: %08lx\n", regs->p4, regs->p5); - printk(KERN_NOTICE "R0: %08lx R1: %08lx R2: %08lx R3: %08lx\n", - regs->r0, regs->r1, regs->r2, regs->r3); - printk(KERN_NOTICE "R4: %08lx R5: %08lx R6: %08lx R7: %08lx\n", - regs->r4, regs->r5, regs->r6, regs->r7); - - if (!regs->ipend) - printk(KERN_NOTICE "USP: %08lx\n", rdusp()); -} - /* Fill in the fpu structure for a core dump. */ int dump_fpu(struct pt_regs *regs, elf_fpregset_t * fpregs) @@ -239,51 +218,6 @@ copy_thread(int nr, unsigned long clone_flags, } /* - * fill in the user structure for a core dump.. - */ -void dump_thread(struct pt_regs *regs, struct user *dump) -{ - dump->magic = CMAGIC; - dump->start_code = 0; - dump->start_stack = rdusp() & ~(PAGE_SIZE - 1); - dump->u_tsize = ((unsigned long)current->mm->end_code) >> PAGE_SHIFT; - dump->u_dsize = ((unsigned long)(current->mm->brk + - (PAGE_SIZE - 1))) >> PAGE_SHIFT; - dump->u_dsize -= dump->u_tsize; - dump->u_ssize = 0; - - if (dump->start_stack < TASK_SIZE) - dump->u_ssize = - ((unsigned long)(TASK_SIZE - - dump->start_stack)) >> PAGE_SHIFT; - - dump->u_ar0 = (struct user_regs_struct *)((int)&dump->regs - (int)dump); - - dump->regs.r0 = regs->r0; - dump->regs.r1 = regs->r1; - dump->regs.r2 = regs->r2; - dump->regs.r3 = regs->r3; - dump->regs.r4 = regs->r4; - dump->regs.r5 = regs->r5; - dump->regs.r6 = regs->r6; - dump->regs.r7 = regs->r7; - dump->regs.p0 = regs->p0; - dump->regs.p1 = regs->p1; - dump->regs.p2 = regs->p2; - dump->regs.p3 = regs->p3; - dump->regs.p4 = regs->p4; - dump->regs.p5 = regs->p5; - dump->regs.orig_p0 = regs->orig_p0; - dump->regs.a0w = regs->a0w; - dump->regs.a1w = regs->a1w; - dump->regs.a0x = regs->a0x; - dump->regs.a1x = regs->a1x; - dump->regs.rets = regs->rets; - dump->regs.astat = regs->astat; - dump->regs.pc = regs->pc; -} - -/* * sys_execve() executes a new program. */ diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index 934234f..d282201 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -43,6 +43,7 @@ #include <asm/cacheflush.h> #include <asm/blackfin.h> #include <asm/cplbinit.h> +#include <asm/div64.h> #include <asm/fixed_code.h> #include <asm/early_printk.h> @@ -504,13 +505,17 @@ EXPORT_SYMBOL(get_sclk); unsigned long sclk_to_usecs(unsigned long sclk) { - return (USEC_PER_SEC * (u64)sclk) / get_sclk(); + u64 tmp = USEC_PER_SEC * (u64)sclk; + do_div(tmp, get_sclk()); + return tmp; } EXPORT_SYMBOL(sclk_to_usecs); unsigned long usecs_to_sclk(unsigned long usecs) { - return (get_sclk() * (u64)usecs) / USEC_PER_SEC; + u64 tmp = get_sclk() * (u64)usecs; + do_div(tmp, USEC_PER_SEC); + return tmp; } EXPORT_SYMBOL(usecs_to_sclk); diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c index cfa05436..21a55ef 100644 --- a/arch/blackfin/kernel/traps.c +++ b/arch/blackfin/kernel/traps.c @@ -158,7 +158,7 @@ static void decode_address(char *buf, unsigned long address) } /* we were unable to find this address anywhere */ - sprintf(buf, "[<0x%p>]", (void *)address); + sprintf(buf, "<0x%p> /* unknown address */", (void *)address); done: write_unlock_irqrestore(&tasklist_lock, flags); @@ -169,7 +169,9 @@ asmlinkage void double_fault_c(struct pt_regs *fp) console_verbose(); oops_in_progress = 1; printk(KERN_EMERG "\n" KERN_EMERG "Double Fault\n"); - dump_bfin_regs(fp, (void *)fp->retx); + dump_bfin_process(fp); + dump_bfin_mem((void *)fp->retx); + show_regs(fp); panic("Double Fault - unrecoverable event\n"); } @@ -250,7 +252,7 @@ asmlinkage void trap_c(struct pt_regs *fp) case VEC_EXCPT03: info.si_code = SEGV_STACKFLOW; sig = SIGSEGV; - printk(KERN_NOTICE EXC_0x03); + printk(KERN_NOTICE EXC_0x03(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; /* 0x04 - User Defined, Caught by default */ @@ -279,7 +281,7 @@ asmlinkage void trap_c(struct pt_regs *fp) case VEC_OVFLOW: info.si_code = TRAP_TRACEFLOW; sig = SIGTRAP; - printk(KERN_NOTICE EXC_0x11); + printk(KERN_NOTICE EXC_0x11(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; /* 0x12 - Reserved, Caught by default */ @@ -301,36 +303,35 @@ asmlinkage void trap_c(struct pt_regs *fp) case VEC_UNDEF_I: info.si_code = ILL_ILLOPC; sig = SIGILL; - printk(KERN_NOTICE EXC_0x21); + printk(KERN_NOTICE EXC_0x21(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; /* 0x22 - Illegal Instruction Combination, handled here */ case VEC_ILGAL_I: info.si_code = ILL_ILLPARAOP; sig = SIGILL; - printk(KERN_NOTICE EXC_0x22); + printk(KERN_NOTICE EXC_0x22(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; - /* 0x23 - Data CPLB Protection Violation, - normal case is handled in _cplb_hdr */ + /* 0x23 - Data CPLB protection violation, handled here */ case VEC_CPLB_VL: info.si_code = ILL_CPLB_VI; - sig = SIGILL; - printk(KERN_NOTICE EXC_0x23); + sig = SIGBUS; + printk(KERN_NOTICE EXC_0x23(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; /* 0x24 - Data access misaligned, handled here */ case VEC_MISALI_D: info.si_code = BUS_ADRALN; sig = SIGBUS; - printk(KERN_NOTICE EXC_0x24); + printk(KERN_NOTICE EXC_0x24(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; /* 0x25 - Unrecoverable Event, handled here */ case VEC_UNCOV: info.si_code = ILL_ILLEXCPT; sig = SIGILL; - printk(KERN_NOTICE EXC_0x25); + printk(KERN_NOTICE EXC_0x25(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; /* 0x26 - Data CPLB Miss, normal case is handled in _cplb_hdr, @@ -338,7 +339,7 @@ asmlinkage void trap_c(struct pt_regs *fp) case VEC_CPLB_M: info.si_code = BUS_ADRALN; sig = SIGBUS; - printk(KERN_NOTICE EXC_0x26); + printk(KERN_NOTICE EXC_0x26(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; /* 0x27 - Data CPLB Multiple Hits - Linux Trap Zero, handled here */ @@ -349,7 +350,7 @@ asmlinkage void trap_c(struct pt_regs *fp) printk(KERN_NOTICE "NULL pointer access (probably)\n"); #else sig = SIGILL; - printk(KERN_NOTICE EXC_0x27); + printk(KERN_NOTICE EXC_0x27(KERN_NOTICE)); #endif CHK_DEBUGGER_TRAP(); break; @@ -357,7 +358,7 @@ asmlinkage void trap_c(struct pt_regs *fp) case VEC_WATCH: info.si_code = TRAP_WATCHPT; sig = SIGTRAP; - pr_debug(EXC_0x28); + pr_debug(EXC_0x28(KERN_DEBUG)); CHK_DEBUGGER_TRAP_MAYBE(); /* Check if this is a watchpoint in kernel space */ if (fp->ipend & 0xffc0) @@ -379,22 +380,21 @@ asmlinkage void trap_c(struct pt_regs *fp) case VEC_MISALI_I: info.si_code = BUS_ADRALN; sig = SIGBUS; - printk(KERN_NOTICE EXC_0x2A); + printk(KERN_NOTICE EXC_0x2A(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; - /* 0x2B - Instruction CPLB protection Violation, - handled in _cplb_hdr */ + /* 0x2B - Instruction CPLB protection violation, handled here */ case VEC_CPLB_I_VL: info.si_code = ILL_CPLB_VI; - sig = SIGILL; - printk(KERN_NOTICE EXC_0x2B); + sig = SIGBUS; + printk(KERN_NOTICE EXC_0x2B(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; /* 0x2C - Instruction CPLB miss, handled in _cplb_hdr */ case VEC_CPLB_I_M: info.si_code = ILL_CPLB_MISS; sig = SIGBUS; - printk(KERN_NOTICE EXC_0x2C); + printk(KERN_NOTICE EXC_0x2C(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; /* 0x2D - Instruction CPLB Multiple Hits, handled here */ @@ -405,7 +405,7 @@ asmlinkage void trap_c(struct pt_regs *fp) printk(KERN_NOTICE "Jump to address 0 - 0x0fff\n"); #else sig = SIGILL; - printk(KERN_NOTICE EXC_0x2D); + printk(KERN_NOTICE EXC_0x2D(KERN_NOTICE)); #endif CHK_DEBUGGER_TRAP(); break; @@ -413,7 +413,7 @@ asmlinkage void trap_c(struct pt_regs *fp) case VEC_ILL_RES: info.si_code = ILL_PRVOPC; sig = SIGILL; - printk(KERN_NOTICE EXC_0x2E); + printk(KERN_NOTICE EXC_0x2E(KERN_NOTICE)); CHK_DEBUGGER_TRAP(); break; /* 0x2F - Reserved, Caught by default */ @@ -446,7 +446,9 @@ asmlinkage void trap_c(struct pt_regs *fp) if (sig != SIGTRAP) { unsigned long stack; - dump_bfin_regs(fp, (void *)fp->retx); + dump_bfin_process(fp); + dump_bfin_mem((void *)fp->retx); + show_regs(fp); /* Print out the trace buffer if it makes sense */ #ifndef CONFIG_DEBUG_BFIN_NO_KERN_HWTRACE @@ -460,22 +462,25 @@ asmlinkage void trap_c(struct pt_regs *fp) show_stack(current, &stack); if (oops_in_progress) { #ifndef CONFIG_ACCESS_CHECK - printk(KERN_EMERG "Hey - dork - please turn on " - "CONFIG_ACCESS_CHECK\n"); + printk(KERN_EMERG "Please turn on " + "CONFIG_ACCESS_CHECK\n"); #endif panic("Kernel exception"); } - - /* Ensure that bad return addresses don't end up in an infinite - * loop, due to speculative loads/reads - */ - fp->pc = SAFE_USER_INSTRUCTION; } + info.si_signo = sig; info.si_errno = 0; info.si_addr = (void *)fp->pc; force_sig_info(sig, &info, current); + /* Ensure that bad return addresses don't end up in an infinite + * loop, due to speculative loads/reads. This needs to be done after + * the signal has been sent. + */ + if (trapnr == VEC_CPLB_I_M && sig != SIGTRAP) + fp->pc = SAFE_USER_INSTRUCTION; + trace_buffer_restore(j); return; } @@ -600,37 +605,48 @@ void dump_stack(void) show_stack(current, &stack); trace_buffer_restore(tflags); } - EXPORT_SYMBOL(dump_stack); -void dump_bfin_regs(struct pt_regs *fp, void *retaddr) +void dump_bfin_process(struct pt_regs *fp) { - char buf [150]; + /* We should be able to look at fp->ipend, but we don't push it on the + * stack all the time, so do this until we fix that */ + unsigned int context = bfin_read_IPEND(); + + if (oops_in_progress) + printk(KERN_EMERG "Kernel OOPS in progress\n"); + + if (context & 0x0020) + printk(KERN_NOTICE "Deferred excecption or HW Error context\n"); + else if (context & 0x3FC0) + printk(KERN_NOTICE "Interrupt context\n"); + else if (context & 0x4000) + printk(KERN_NOTICE "Deferred Interrupt context\n"); + else if (context & 0x8000) + printk(KERN_NOTICE "Kernel process context\n"); + + if (current->pid && current->mm) { + printk(KERN_NOTICE "CURRENT PROCESS:\n"); + printk(KERN_NOTICE "COMM=%s PID=%d\n", + current->comm, current->pid); + + printk(KERN_NOTICE "TEXT = 0x%p-0x%p DATA = 0x%p-0x%p\n" + KERN_NOTICE "BSS = 0x%p-0x%p USER-STACK = 0x%p\n" + KERN_NOTICE "\n", + (void *)current->mm->start_code, + (void *)current->mm->end_code, + (void *)current->mm->start_data, + (void *)current->mm->end_data, + (void *)current->mm->end_data, + (void *)current->mm->brk, + (void *)current->mm->start_stack); + } else + printk(KERN_NOTICE "\n" KERN_NOTICE + "No Valid process in current context\n"); +} - if (!oops_in_progress) { - if (current->pid && current->mm) { - printk(KERN_NOTICE "\n" KERN_NOTICE "CURRENT PROCESS:\n"); - printk(KERN_NOTICE "COMM=%s PID=%d\n", - current->comm, current->pid); - - printk(KERN_NOTICE "TEXT = 0x%p-0x%p DATA = 0x%p-0x%p\n" - KERN_NOTICE "BSS = 0x%p-0x%p USER-STACK = 0x%p\n" - KERN_NOTICE "\n", - (void *)current->mm->start_code, - (void *)current->mm->end_code, - (void *)current->mm->start_data, - (void *)current->mm->end_data, - (void *)current->mm->end_data, - (void *)current->mm->brk, - (void *)current->mm->start_stack); - } else { - printk (KERN_NOTICE "\n" KERN_NOTICE - "No Valid pid - Either things are really messed up," - " or you are in the kernel\n"); - } - } else { - printk(KERN_NOTICE "Kernel or interrupt exception\n"); - } +void dump_bfin_mem(void *retaddr) +{ if (retaddr >= (void *)FIXED_CODE_START && retaddr < (void *)physical_mem_end #if L1_CODE_LENGTH != 0 @@ -671,8 +687,13 @@ void dump_bfin_regs(struct pt_regs *fp, void *retaddr) printk("\n"); } else printk("\n" KERN_NOTICE - "Cannot look at the [PC] for it is" - " in unreadable memory - sorry\n"); + "Cannot look at the [PC] <%p> for it is" + " in unreadable memory - sorry\n", retaddr); +} + +void show_regs(struct pt_regs *fp) +{ + char buf [150]; printk(KERN_NOTICE "\n" KERN_NOTICE "SEQUENCER STATUS:\n"); printk(KERN_NOTICE " SEQSTAT: %08lx IPEND: %04lx SYSCFG: %04lx\n", @@ -686,6 +707,8 @@ void dump_bfin_regs(struct pt_regs *fp, void *retaddr) printk(KERN_NOTICE " RETX: %s\n", buf); decode_address(buf, fp->rets); printk(KERN_NOTICE " RETS: %s\n", buf); + decode_address(buf, fp->pc); + printk(KERN_NOTICE " PC: %s\n", buf); if ((long)fp->seqstat & SEQSTAT_EXCAUSE) { decode_address(buf, bfin_read_DCPLB_FAULT_ADDR()); @@ -800,7 +823,9 @@ void panic_cplb_error(int cplb_panic, struct pt_regs *fp) printk(KERN_EMERG "DCPLB_FAULT_ADDR=%p\n", (void *)bfin_read_DCPLB_FAULT_ADDR()); printk(KERN_EMERG "ICPLB_FAULT_ADDR=%p\n", (void *)bfin_read_ICPLB_FAULT_ADDR()); - dump_bfin_regs(fp, (void *)fp->retx); + dump_bfin_process(fp); + dump_bfin_mem((void *)fp->retx); + show_regs(fp); dump_stack(); panic("Unrecoverable event\n"); } diff --git a/arch/blackfin/lib/Makefile b/arch/blackfin/lib/Makefile index bfdad52..635288f 100644 --- a/arch/blackfin/lib/Makefile +++ b/arch/blackfin/lib/Makefile @@ -4,7 +4,7 @@ lib-y := \ ashldi3.o ashrdi3.o lshrdi3.o \ - muldi3.o divsi3.o udivsi3.o udivdi3.o modsi3.o umodsi3.o \ + muldi3.o divsi3.o udivsi3.o modsi3.o umodsi3.o \ checksum.o memcpy.o memset.o memcmp.o memchr.o memmove.o \ strcmp.o strcpy.o strncmp.o strncpy.o \ umulsi3_highpart.o smulsi3_highpart.o \ diff --git a/arch/blackfin/lib/ins.S b/arch/blackfin/lib/ins.S index a17cc77..df7b883 100644 --- a/arch/blackfin/lib/ins.S +++ b/arch/blackfin/lib/ins.S @@ -77,3 +77,22 @@ ENTRY(_insb) sti R3; RTS; ENDPROC(_insb) + + + +ENTRY(_insl_16) + P0 = R0; /* P0 = port */ + cli R3; + P1 = R1; /* P1 = address */ + P2 = R2; /* P2 = count */ + SSYNC; + LSETUP( .Llong16_loop_s, .Llong16_loop_e) LC0 = P2; +.Llong16_loop_s: R0 = [P0]; + W[P1++] = R0; + R0 = R0 >> 16; + W[P1++] = R0; + NOP; +.Llong16_loop_e: NOP; + sti R3; + RTS; +ENDPROC(_insl_16) diff --git a/arch/blackfin/lib/strcmp.c b/arch/blackfin/lib/strcmp.c index 4eeefd8..fde39a1 100644 --- a/arch/blackfin/lib/strcmp.c +++ b/arch/blackfin/lib/strcmp.c @@ -1,10 +1,19 @@ -#include <linux/types.h> +/* + * Provide symbol in case str func is not inlined. + * + * Copyright (c) 2006-2007 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #define strcmp __inline_strcmp #include <asm/string.h> #undef strcmp +#include <linux/module.h> + int strcmp(const char *dest, const char *src) { return __inline_strcmp(dest, src); } +EXPORT_SYMBOL(strcmp); diff --git a/arch/blackfin/lib/strcpy.c b/arch/blackfin/lib/strcpy.c index 534589d..2a8836b 100644 --- a/arch/blackfin/lib/strcpy.c +++ b/arch/blackfin/lib/strcpy.c @@ -1,10 +1,19 @@ -#include <linux/types.h> +/* + * Provide symbol in case str func is not inlined. + * + * Copyright (c) 2006-2007 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #define strcpy __inline_strcpy #include <asm/string.h> #undef strcpy +#include <linux/module.h> + char *strcpy(char *dest, const char *src) { return __inline_strcpy(dest, src); } +EXPORT_SYMBOL(strcpy); diff --git a/arch/blackfin/lib/strncmp.c b/arch/blackfin/lib/strncmp.c index d791f12..2aaae78 100644 --- a/arch/blackfin/lib/strncmp.c +++ b/arch/blackfin/lib/strncmp.c @@ -1,10 +1,19 @@ -#include <linux/types.h> +/* + * Provide symbol in case str func is not inlined. + * + * Copyright (c) 2006-2007 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #define strncmp __inline_strncmp #include <asm/string.h> #undef strncmp +#include <linux/module.h> + int strncmp(const char *cs, const char *ct, size_t count) { return __inline_strncmp(cs, ct, count); } +EXPORT_SYMBOL(strncmp); diff --git a/arch/blackfin/lib/strncpy.c b/arch/blackfin/lib/strncpy.c index 1fecb5c..ea1dc6b 100644 --- a/arch/blackfin/lib/strncpy.c +++ b/arch/blackfin/lib/strncpy.c @@ -1,10 +1,19 @@ -#include <linux/types.h> +/* + * Provide symbol in case str func is not inlined. + * + * Copyright (c) 2006-2007 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #define strncpy __inline_strncpy #include <asm/string.h> #undef strncpy +#include <linux/module.h> + char *strncpy(char *dest, const char *src, size_t n) { return __inline_strncpy(dest, src, n); } +EXPORT_SYMBOL(strncpy); diff --git a/arch/blackfin/lib/udivdi3.S b/arch/blackfin/lib/udivdi3.S deleted file mode 100644 index ad1ebee..0000000 --- a/arch/blackfin/lib/udivdi3.S +++ /dev/null @@ -1,375 +0,0 @@ -/* - * udivdi3.S - unsigned long long division - * - * Copyright 2003-2007 Analog Devices Inc. - * Enter bugs at http://blackfin.uclinux.org/ - * - * Licensed under the GPLv2 or later. - */ - -#include <linux/linkage.h> - -#define CARRY AC0 - -#ifdef CONFIG_ARITHMETIC_OPS_L1 -.section .l1.text -#else -.text -#endif - - -ENTRY(___udivdi3) - R3 = [SP + 12]; - [--SP] = (R7:4, P5:3); - - /* Attempt to use divide primitive first; these will handle - ** most cases, and they're quick - avoids stalls incurred by - ** testing for identities. - */ - - R4 = R2 | R3; - CC = R4 == 0; - IF CC JUMP .LDIV_BY_ZERO; - - R4.H = 0x8000; - R4 >>>= 16; // R4 now 0xFFFF8000 - R5 = R0 | R2; // If either dividend or - R4 = R5 & R4; // divisor have bits in - CC = R4; // top half or low half's sign - IF CC JUMP .LIDENTS; // bit, skip builtins. - R4 = R1 | R3; // Also check top halves - CC = R4; - IF CC JUMP .LIDENTS; - - /* Can use the builtins. */ - - AQ = CC; // Clear AQ (CC==0) - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - DIVQ(R0, R2); - R0 = R0.L (Z); - R1 = 0; - (R7:4, P5:3) = [SP++]; - RTS; - -.LIDENTS: - /* Test for common identities. Value to be returned is - ** placed in R6,R7. - */ - // Check for 0/y, return 0 - R4 = R0 | R1; - CC = R4 == 0; - IF CC JUMP .LRETURN_R0; - - // Check for x/x, return 1 - R6 = R0 - R2; // If x == y, then both R6 and R7 will be zero - R7 = R1 - R3; - R4 = R6 | R7; // making R4 zero. - R6 += 1; // which would now make R6:R7==1. - CC = R4 == 0; - IF CC JUMP .LRETURN_IDENT; - - // Check for x/1, return x - R6 = R0; - R7 = R1; - CC = R3 == 0; - IF !CC JUMP .Lnexttest; - CC = R2 == 1; - IF CC JUMP .LRETURN_IDENT; - -.Lnexttest: - R4.L = ONES R2; // check for div by power of two which - R5.L = ONES R3; // can be done using a shift - R6 = PACK (R5.L, R4.L); - CC = R6 == 1; - IF CC JUMP .Lpower_of_two_upper_zero; - R6 = PACK (R4.L, R5.L); - CC = R6 == 1; - IF CC JUMP .Lpower_of_two_lower_zero; - - // Check for x < y, return 0 - R6 = 0; - R7 = R6; - CC = R1 < R3 (IU); - IF CC JUMP .LRETURN_IDENT; - CC = R1 == R3; - IF !CC JUMP .Lno_idents; - CC = R0 < R2 (IU); - IF CC JUMP .LRETURN_IDENT; - -.Lno_idents: // Idents don't match. Go for the full operation - - - // If X, or X and Y have high bit set, it'll affect the - // results, so shift right one to stop this. Note: we've already - // checked that X >= Y, so Y's msb won't be set unless X's - // is. - - R4 = 0; - CC = R1 < 0; - IF !CC JUMP .Lx_msb_clear; - CC = !CC; // 1 -> 0; - R1 = ROT R1 BY -1; // Shift X >> 1 - R0 = ROT R0 BY -1; // lsb -> CC - BITSET(R4,31); // to record only x msb was set - CC = R3 < 0; - IF !CC JUMP .Ly_msb_clear; - CC = !CC; - R3 = ROT R3 BY -1; // Shift Y >> 1 - R2 = ROT R2 BY -1; - BITCLR(R4,31); // clear bit to record only x msb was set - -.Ly_msb_clear: -.Lx_msb_clear: - // Bit 31 in R4 indicates X msb set, but Y msb wasn't, and no bits - // were lost, so we should shift result left by one. - - [--SP] = R4; // save for later - - // In the loop that follows, each iteration we add - // either Y' or -Y' to the Remainder. We compute the - // negated Y', and store, for convenience. Y' goes - // into P0:P1, while -Y' goes into P2:P3. - - P0 = R2; - P1 = R3; - R2 = -R2; - CC = CARRY; - CC = !CC; - R4 = CC; - R3 = -R3; - R3 = R3 - R4; - - R6 = 0; // remainder = 0 - R7 = R6; - - [--SP] = R2; P2 = SP; - [--SP] = R3; P3 = SP; - [--SP] = R6; P5 = SP; // AQ = 0 - [--SP] = P1; - - /* In the loop that follows, we use the following - ** register assignments: - ** R0,R1 X, workspace - ** R2,R3 Y, workspace - ** R4,R5 partial Div - ** R6,R7 partial remainder - ** P5 AQ - ** The remainder and div form a 128-bit number, with - ** the remainder in the high 64-bits. - */ - R4 = R0; // Div = X' - R5 = R1; - R3 = 0; - - P4 = 64; // Iterate once per bit - LSETUP(.LULST,.LULEND) LC0 = P4; -.LULST: - /* Shift Div and remainder up by one. The bit shifted - ** out of the top of the quotient is shifted into the bottom - ** of the remainder. - */ - CC = R3; - R4 = ROT R4 BY 1; - R5 = ROT R5 BY 1 || // low q to high q - R2 = [P5]; // load saved AQ - R6 = ROT R6 BY 1 || // high q to low r - R0 = [P2]; // load -Y' - R7 = ROT R7 BY 1 || // low r to high r - R1 = [P3]; - - // Assume add -Y' - CC = R2 < 0; // But if AQ is set... - IF CC R0 = P0; // then add Y' instead - IF CC R1 = P1; - - R6 = R6 + R0; // Rem += (Y' or -Y') - CC = CARRY; - R0 = CC; - R7 = R7 + R1; - R7 = R7 + R0 (NS) || - R1 = [SP]; - // Set the next AQ bit - R1 = R7 ^ R1; // from Remainder and Y' - R1 = R1 >> 31 || // Negate AQ's value, and - [P5] = R1; // save next AQ - BITTGL(R1, 0); // add neg AQ to the Div -.LULEND: R4 = R4 + R1; - - R6 = [SP + 16]; - - R0 = R4; - R1 = R5; - CC = BITTST(R6,30); // Just set CC=0 - R4 = ROT R0 BY 1; // but if we had to shift X, - R5 = ROT R1 BY 1; // and didn't shift any bits out, - CC = BITTST(R6,31); // then the result will be half as - IF CC R0 = R4; // much as required, so shift left - IF CC R1 = R5; // one space. - - SP += 20; - (R7:4, P5:3) = [SP++]; - RTS; - -.Lpower_of_two: - /* Y has a single bit set, which means it's a power of two. - ** That means we can perform the division just by shifting - ** X to the right the appropriate number of bits - */ - - /* signbits returns the number of sign bits, minus one. - ** 1=>30, 2=>29, ..., 0x40000000=>0. Which means we need - ** to shift right n-signbits spaces. It also means 0x80000000 - ** is a special case, because that *also* gives a signbits of 0 - */ -.Lpower_of_two_lower_zero: - R7 = 0; - R6 = R1 >> 31; - CC = R3 < 0; - IF CC JUMP .LRETURN_IDENT; - - R2.L = SIGNBITS R3; - R2 = R2.L (Z); - R2 += -62; - (R7:4, P5:3) = [SP++]; - JUMP ___lshftli; - -.Lpower_of_two_upper_zero: - CC = R2 < 0; - IF CC JUMP .Lmaxint_shift; - - R2.L = SIGNBITS R2; - R2 = R2.L (Z); - R2 += -30; - (R7:4, P5:3) = [SP++]; - JUMP ___lshftli; - -.Lmaxint_shift: - R2 = -31; - (R7:4, P5:3) = [SP++]; - JUMP ___lshftli; - -.LRETURN_IDENT: - R0 = R6; - R1 = R7; -.LRETURN_R0: - (R7:4, P5:3) = [SP++]; - RTS; -.LDIV_BY_ZERO: - R0 = ~R2; - R1 = R0; - (R7:4, P5:3) = [SP++]; - RTS; - -ENDPROC(___udivdi3) - - -ENTRY(___lshftli) - CC = R2 == 0; - IF CC JUMP .Lfinished; // nothing to do - CC = R2 < 0; - IF CC JUMP .Lrshift; - R3 = 64; - CC = R2 < R3; - IF !CC JUMP .Lretzero; - - // We're shifting left, and it's less than 64 bits, so - // a valid result will be returned. - - R3 >>= 1; // R3 now 32 - CC = R2 < R3; - - IF !CC JUMP .Lzerohalf; - - // We're shifting left, between 1 and 31 bits, which means - // some of the low half will be shifted into the high half. - // Work out how much. - - R3 = R3 - R2; - - // Save that much data from the bottom half. - - P1 = R7; - R7 = R0; - R7 >>= R3; - - // Adjust both parts of the parameter. - - R0 <<= R2; - R1 <<= R2; - - // And include the bits moved across. - - R1 = R1 | R7; - R7 = P1; - RTS; - -.Lzerohalf: - // We're shifting left, between 32 and 63 bits, so the - // bottom half will become zero, and the top half will - // lose some bits. How many? - - R2 = R2 - R3; // N - 32 - R1 = LSHIFT R0 BY R2.L; - R0 = R0 - R0; - RTS; - -.Lretzero: - R0 = R0 - R0; - R1 = R0; -.Lfinished: - RTS; - -.Lrshift: - // We're shifting right, but by how much? - R2 = -R2; - R3 = 64; - CC = R2 < R3; - IF !CC JUMP .Lretzero; - - // Shifting right less than 64 bits, so some result bits will - // be retained. - - R3 >>= 1; // R3 now 32 - CC = R2 < R3; - IF !CC JUMP .Lsignhalf; - - // Shifting right between 1 and 31 bits, so need to copy - // data across words. - - P1 = R7; - R3 = R3 - R2; - R7 = R1; - R7 <<= R3; - R1 >>= R2; - R0 >>= R2; - R0 = R7 | R0; - R7 = P1; - RTS; - -.Lsignhalf: - // Shifting right between 32 and 63 bits, so the top half - // will become all zero-bits, and the bottom half is some - // of the top half. But how much? - - R2 = R2 - R3; - R0 = R1; - R0 >>= R2; - R1 = 0; - RTS; - -ENDPROC(___lshftli) diff --git a/arch/blackfin/mach-bf527/Kconfig b/arch/blackfin/mach-bf527/Kconfig index 50321f7..5c73683 100644 --- a/arch/blackfin/mach-bf527/Kconfig +++ b/arch/blackfin/mach-bf527/Kconfig @@ -1,5 +1,7 @@ if (BF52x) +source "arch/blackfin/mach-bf527/boards/Kconfig" + menu "BF527 Specific Configuration" comment "Alternative Multiplexing Scheme" diff --git a/arch/blackfin/mach-bf527/boards/Kconfig b/arch/blackfin/mach-bf527/boards/Kconfig new file mode 100644 index 0000000..6a570ad --- /dev/null +++ b/arch/blackfin/mach-bf527/boards/Kconfig @@ -0,0 +1,12 @@ +choice + prompt "System type" + default BFIN527_EZKIT + help + Select your board! + +config BFIN527_EZKIT + bool "BF527-EZKIT" + help + BF527-EZKIT-LITE board support. + +endchoice diff --git a/arch/blackfin/mach-bf527/boards/Makefile b/arch/blackfin/mach-bf527/boards/Makefile index 912ac8e..7277d35 100644 --- a/arch/blackfin/mach-bf527/boards/Makefile +++ b/arch/blackfin/mach-bf527/boards/Makefile @@ -1,7 +1,5 @@ # -# arch/blackfin/mach-bf532/boards/Makefile +# arch/blackfin/mach-bf527/boards/Makefile # -obj-y += eth_mac.o -obj-$(CONFIG_BFIN527_EZKIT) += ezkit.o - +obj-$(CONFIG_BFIN527_EZKIT) += ezkit.o diff --git a/arch/blackfin/mach-bf527/boards/eth_mac.c b/arch/blackfin/mach-bf527/boards/eth_mac.c deleted file mode 100644 index a725cc8..0000000 --- a/arch/blackfin/mach-bf527/boards/eth_mac.c +++ /dev/null @@ -1,50 +0,0 @@ -/* - * arch/blackfin/mach-bf537/board/eth_mac.c - * - * Copyright (C) 2007 Analog Devices, Inc. - * - * 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 - */ -#include <linux/module.h> -#include <asm/blackfin.h> - -#if defined(CONFIG_GENERIC_BOARD) || defined(CONFIG_BFIN537_STAMP) - -/* - * Currently the MAC address is saved in Flash by U-Boot - */ -#define FLASH_MAC 0x203f0000 - -void get_bf537_ether_addr(char *addr) -{ - unsigned int flash_mac = (unsigned int) FLASH_MAC; - *(u32 *)(&(addr[0])) = bfin_read32(flash_mac); - flash_mac += 4; - *(u16 *)(&(addr[4])) = bfin_read16(flash_mac); -} - -#else - -/* - * Provide MAC address function for other specific board setting - */ -void get_bf537_ether_addr(char *addr) -{ - printk(KERN_WARNING "%s: No valid Ethernet MAC address found\n", __FILE__); -} - -#endif - -EXPORT_SYMBOL(get_bf537_ether_addr); diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c index bf1bedc..003e2ac 100644 --- a/arch/blackfin/mach-bf527/boards/ezkit.c +++ b/arch/blackfin/mach-bf527/boards/ezkit.c @@ -35,17 +35,18 @@ #include <linux/spi/spi.h> #include <linux/spi/flash.h> #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) -#include <linux/usb_isp1362.h> +#include <linux/usb/isp1362.h> #endif #include <linux/pata_platform.h> #include <linux/irq.h> #include <linux/interrupt.h> -#include <linux/usb_sl811.h> +#include <linux/usb/sl811.h> #include <asm/cplb.h> #include <asm/dma.h> #include <asm/bfin5xx_spi.h> #include <asm/reboot.h> #include <asm/nand.h> +#include <asm/portmux.h> #include <linux/spi/ad7877.h> /* @@ -450,6 +451,13 @@ static const struct ad7877_platform_data bfin_ad7877_ts_info = { }; #endif +#if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \ + && defined(CONFIG_SND_SOC_WM8731_SPI) +static struct bfin5xx_spi_chip spi_wm8731_chip_info = { + .enable_dma = 0, + .bits_per_word = 16, +}; +#endif static struct spi_board_info bfin_spi_board_info[] __initdata = { #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) @@ -551,17 +559,29 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .platform_data = &bfin_ad7877_ts_info, .irq = IRQ_PF6, .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 1, + .bus_num = 0, .chip_select = 1, .controller_data = &spi_ad7877_chip_info, }, #endif +#if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \ + && defined(CONFIG_SND_SOC_WM8731_SPI) + { + .modalias = "wm8731", + .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */ + .bus_num = 0, + .chip_select = 5, + .controller_data = &spi_wm8731_chip_info, + .mode = SPI_MODE_0, + }, +#endif }; /* SPI controller data */ static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; /* SPI (0) */ @@ -788,3 +808,14 @@ void native_machine_restart(char *cmd) if ((bfin_read_SYSCR() & 0x7) == 0x3) bfin_gpio_reset_spi0_ssel1(); } + +/* + * Currently the MAC address is saved in Flash by U-Boot + */ +#define FLASH_MAC 0x203f0000 +void bfin_get_ether_addr(char *addr) +{ + *(u32 *)(&(addr[0])) = bfin_read32(FLASH_MAC); + *(u16 *)(&(addr[4])) = bfin_read16(FLASH_MAC + 4); +} +EXPORT_SYMBOL(bfin_get_ether_addr); diff --git a/arch/blackfin/mach-bf533/Kconfig b/arch/blackfin/mach-bf533/Kconfig index 14297b3..76beb75 100644 --- a/arch/blackfin/mach-bf533/Kconfig +++ b/arch/blackfin/mach-bf533/Kconfig @@ -1,5 +1,7 @@ if (BF533 || BF532 || BF531) +source "arch/blackfin/mach-bf533/boards/Kconfig" + menu "BF533/2/1 Specific Configuration" comment "Interrupt Priority Assignment" diff --git a/arch/blackfin/mach-bf533/boards/H8606.c b/arch/blackfin/mach-bf533/boards/H8606.c index b941550..6bcf404 100644 --- a/arch/blackfin/mach-bf533/boards/H8606.c +++ b/arch/blackfin/mach-bf533/boards/H8606.c @@ -36,20 +36,21 @@ #include <linux/spi/spi.h> #include <linux/spi/flash.h> #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) -#include <linux/usb_isp1362.h> +#include <linux/usb/isp1362.h> #endif #include <linux/pata_platform.h> #include <linux/irq.h> #include <asm/dma.h> #include <asm/bfin5xx_spi.h> #include <asm/reboot.h> +#include <asm/portmux.h> /* * Name the Board for the /proc/cpuinfo */ const char bfin_board_name[] = "HV Sistemas H8606"; -#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_BFIN_MODULE) +#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) static struct platform_device rtc_device = { .name = "rtc-bfin", .id = -1, @@ -93,10 +94,6 @@ static struct resource smc91x_resources[] = { .end = IRQ_PROG_INTB, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, }, { - /* - * denotes the flag pin and is used directly if - * CONFIG_IRQCHIP_DEMUX_GPIO is defined. - */ .start = IRQ_PF7, .end = IRQ_PF7, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, @@ -269,6 +266,7 @@ static struct resource bfin_spi0_resource[] = { static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; static struct platform_device bfin_spi0_device = { @@ -342,4 +340,4 @@ static int __init H8606_init(void) return 0; } -arch_initcall(H8606_init);
\ No newline at end of file +arch_initcall(H8606_init); diff --git a/arch/blackfin/mach-bf533/boards/Kconfig b/arch/blackfin/mach-bf533/boards/Kconfig new file mode 100644 index 0000000..751de51 --- /dev/null +++ b/arch/blackfin/mach-bf533/boards/Kconfig @@ -0,0 +1,34 @@ +choice + prompt "System type" + default BFIN533_STAMP + help + Select your board! + +config BFIN533_EZKIT + bool "BF533-EZKIT" + help + BF533-EZKIT-LITE board support. + +config BFIN533_STAMP + bool "BF533-STAMP" + help + BF533-STAMP board support. + +config BFIN533_BLUETECHNIX_CM + bool "Bluetechnix CM-BF533" + depends on (BF533) + help + CM-BF533 support for EVAL- and DEV-Board. + +config H8606_HVSISTEMAS + bool "HV Sistemas H8606" + depends on (BF532) + help + HV Sistemas H8606 board support. + +config GENERIC_BF533_BOARD + bool "Generic" + help + Generic or Custom board support. + +endchoice diff --git a/arch/blackfin/mach-bf533/boards/Makefile b/arch/blackfin/mach-bf533/boards/Makefile index 2452b45..54f57fb 100644 --- a/arch/blackfin/mach-bf533/boards/Makefile +++ b/arch/blackfin/mach-bf533/boards/Makefile @@ -2,7 +2,7 @@ # arch/blackfin/mach-bf533/boards/Makefile # -obj-$(CONFIG_GENERIC_BOARD) += generic_board.o +obj-$(CONFIG_GENERIC_BF533_BOARD) += generic_board.o obj-$(CONFIG_BFIN533_STAMP) += stamp.o obj-$(CONFIG_BFIN533_EZKIT) += ezkit.o obj-$(CONFIG_BFIN533_BLUETECHNIX_CM) += cm_bf533.o diff --git a/arch/blackfin/mach-bf533/boards/cm_bf533.c b/arch/blackfin/mach-bf533/boards/cm_bf533.c index a863522..21df2f3 100644 --- a/arch/blackfin/mach-bf533/boards/cm_bf533.c +++ b/arch/blackfin/mach-bf533/boards/cm_bf533.c @@ -33,11 +33,12 @@ #include <linux/mtd/partitions.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> -#include <linux/usb_isp1362.h> +#include <linux/usb/isp1362.h> #include <linux/pata_platform.h> #include <linux/irq.h> #include <asm/dma.h> #include <asm/bfin5xx_spi.h> +#include <asm/portmux.h> /* * Name the Board for the /proc/cpuinfo @@ -175,6 +176,7 @@ static struct resource bfin_spi0_resource[] = { static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; static struct platform_device bfin_spi0_device = { diff --git a/arch/blackfin/mach-bf533/boards/ezkit.c b/arch/blackfin/mach-bf533/boards/ezkit.c index 34b6392..be85203 100644 --- a/arch/blackfin/mach-bf533/boards/ezkit.c +++ b/arch/blackfin/mach-bf533/boards/ezkit.c @@ -34,11 +34,12 @@ #include <linux/mtd/partitions.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> -#include <linux/usb_isp1362.h> +#include <linux/usb/isp1362.h> #include <linux/pata_platform.h> #include <linux/irq.h> #include <asm/dma.h> #include <asm/bfin5xx_spi.h> +#include <asm/portmux.h> /* * Name the Board for the /proc/cpuinfo @@ -187,6 +188,7 @@ static struct resource bfin_spi0_resource[] = { static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; static struct platform_device bfin_spi0_device = { diff --git a/arch/blackfin/mach-bf533/boards/generic_board.c b/arch/blackfin/mach-bf533/boards/generic_board.c index 310b777..e359a0d 100644 --- a/arch/blackfin/mach-bf533/boards/generic_board.c +++ b/arch/blackfin/mach-bf533/boards/generic_board.c @@ -58,10 +58,6 @@ static struct resource smc91x_resources[] = { .end = IRQ_PROG_INTB, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, }, { - /* - * denotes the flag pin and is used directly if - * CONFIG_IRQCHIP_DEMUX_GPIO is defined. - */ .start = IRQ_PF7, .end = IRQ_PF7, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, diff --git a/arch/blackfin/mach-bf533/boards/stamp.c b/arch/blackfin/mach-bf533/boards/stamp.c index 62ffa50..8fde8d8 100644 --- a/arch/blackfin/mach-bf533/boards/stamp.c +++ b/arch/blackfin/mach-bf533/boards/stamp.c @@ -35,13 +35,14 @@ #include <linux/spi/spi.h> #include <linux/spi/flash.h> #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) -#include <linux/usb_isp1362.h> +#include <linux/usb/isp1362.h> #endif #include <linux/pata_platform.h> #include <linux/irq.h> #include <asm/dma.h> #include <asm/bfin5xx_spi.h> #include <asm/reboot.h> +#include <asm/portmux.h> /* * Name the Board for the /proc/cpuinfo @@ -286,6 +287,7 @@ static struct resource bfin_spi0_resource[] = { static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; static struct platform_device bfin_spi0_device = { diff --git a/arch/blackfin/mach-bf537/Kconfig b/arch/blackfin/mach-bf537/Kconfig index e6648db..8255374 100644 --- a/arch/blackfin/mach-bf537/Kconfig +++ b/arch/blackfin/mach-bf537/Kconfig @@ -1,5 +1,7 @@ if (BF537 || BF534 || BF536) +source "arch/blackfin/mach-bf537/boards/Kconfig" + menu "BF537 Specific Configuration" comment "Interrupt Priority Assignment" diff --git a/arch/blackfin/mach-bf537/boards/Kconfig b/arch/blackfin/mach-bf537/boards/Kconfig new file mode 100644 index 0000000..96a1519 --- /dev/null +++ b/arch/blackfin/mach-bf537/boards/Kconfig @@ -0,0 +1,29 @@ +choice + prompt "System type" + default BFIN537_STAMP + help + Select your board! + +config BFIN537_STAMP + bool "BF537-STAMP" + help + BF537-STAMP board support. + +config BFIN537_BLUETECHNIX_CM + bool "Bluetechnix CM-BF537" + depends on (BF537) + help + CM-BF537 support for EVAL- and DEV-Board. + +config PNAV10 + bool "PNAV board" + depends on (BF537) + help + PNAV board support. + +config GENERIC_BF537_BOARD + bool "Generic" + help + Generic or Custom board support. + +endchoice diff --git a/arch/blackfin/mach-bf537/boards/Makefile b/arch/blackfin/mach-bf537/boards/Makefile index 23323ca..94a8517 100644 --- a/arch/blackfin/mach-bf537/boards/Makefile +++ b/arch/blackfin/mach-bf537/boards/Makefile @@ -2,8 +2,7 @@ # arch/blackfin/mach-bf537/boards/Makefile # -obj-y += eth_mac.o -obj-$(CONFIG_GENERIC_BOARD) += generic_board.o -obj-$(CONFIG_BFIN537_STAMP) += stamp.o led.o -obj-$(CONFIG_BFIN537_BLUETECHNIX_CM) += cm_bf537.o -obj-$(CONFIG_PNAV10) += pnav10.o +obj-$(CONFIG_GENERIC_BF537_BOARD) += generic_board.o +obj-$(CONFIG_BFIN537_STAMP) += stamp.o led.o +obj-$(CONFIG_BFIN537_BLUETECHNIX_CM) += cm_bf537.o +obj-$(CONFIG_PNAV10) += pnav10.o diff --git a/arch/blackfin/mach-bf537/boards/cm_bf537.c b/arch/blackfin/mach-bf537/boards/cm_bf537.c index 2915931..c0fb06d 100644 --- a/arch/blackfin/mach-bf537/boards/cm_bf537.c +++ b/arch/blackfin/mach-bf537/boards/cm_bf537.c @@ -34,11 +34,12 @@ #include <linux/mtd/partitions.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> -#include <linux/usb_isp1362.h> +#include <linux/usb/isp1362.h> #include <linux/pata_platform.h> #include <linux/irq.h> #include <asm/dma.h> #include <asm/bfin5xx_spi.h> +#include <asm/portmux.h> /* * Name the Board for the /proc/cpuinfo @@ -194,6 +195,7 @@ static struct resource bfin_spi0_resource[] = { static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; static struct platform_device bfin_spi0_device = { @@ -425,3 +427,10 @@ static int __init cm_bf537_init(void) } arch_initcall(cm_bf537_init); + +void bfin_get_ether_addr(char *addr) +{ + random_ether_addr(addr); + printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__); +} +EXPORT_SYMBOL(bfin_get_ether_addr); diff --git a/arch/blackfin/mach-bf537/boards/eth_mac.c b/arch/blackfin/mach-bf537/boards/eth_mac.c deleted file mode 100644 index a725cc8..0000000 --- a/arch/blackfin/mach-bf537/boards/eth_mac.c +++ /dev/null @@ -1,50 +0,0 @@ -/* - * arch/blackfin/mach-bf537/board/eth_mac.c - * - * Copyright (C) 2007 Analog Devices, Inc. - * - * 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 - */ -#include <linux/module.h> -#include <asm/blackfin.h> - -#if defined(CONFIG_GENERIC_BOARD) || defined(CONFIG_BFIN537_STAMP) - -/* - * Currently the MAC address is saved in Flash by U-Boot - */ -#define FLASH_MAC 0x203f0000 - -void get_bf537_ether_addr(char *addr) -{ - unsigned int flash_mac = (unsigned int) FLASH_MAC; - *(u32 *)(&(addr[0])) = bfin_read32(flash_mac); - flash_mac += 4; - *(u16 *)(&(addr[4])) = bfin_read16(flash_mac); -} - -#else - -/* - * Provide MAC address function for other specific board setting - */ -void get_bf537_ether_addr(char *addr) -{ - printk(KERN_WARNING "%s: No valid Ethernet MAC address found\n", __FILE__); -} - -#endif - -EXPORT_SYMBOL(get_bf537_ether_addr); diff --git a/arch/blackfin/mach-bf537/boards/generic_board.c b/arch/blackfin/mach-bf537/boards/generic_board.c index 255da7a..09f4bfb 100644 --- a/arch/blackfin/mach-bf537/boards/generic_board.c +++ b/arch/blackfin/mach-bf537/boards/generic_board.c @@ -35,7 +35,7 @@ #include <linux/spi/spi.h> #include <linux/spi/flash.h> #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) -#include <linux/usb_isp1362.h> +#include <linux/usb/isp1362.h> #endif #include <linux/pata_platform.h> #include <linux/irq.h> @@ -44,6 +44,7 @@ #include <asm/dma.h> #include <asm/bfin5xx_spi.h> #include <asm/reboot.h> +#include <asm/portmux.h> #include <linux/spi/ad7877.h> /* @@ -502,7 +503,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .platform_data = &bfin_ad7877_ts_info, .irq = IRQ_PF6, .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 1, + .bus_num = 0, .chip_select = 1, .controller_data = &spi_ad7877_chip_info, }, @@ -513,6 +514,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; /* SPI (0) */ @@ -730,3 +732,10 @@ void native_machine_restart(char *cmd) if ((bfin_read_SYSCR() & 0x7) == 0x3) bfin_gpio_reset_spi0_ssel1(); } + +void bfin_get_ether_addr(char *addr) +{ + random_ether_addr(addr); + printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__); +} +EXPORT_SYMBOL(bfin_get_ether_addr); diff --git a/arch/blackfin/mach-bf537/boards/pnav10.c b/arch/blackfin/mach-bf537/boards/pnav10.c index 87b8089..fd5f4a6 100644 --- a/arch/blackfin/mach-bf537/boards/pnav10.c +++ b/arch/blackfin/mach-bf537/boards/pnav10.c @@ -35,11 +35,12 @@ #include <linux/spi/spi.h> #include <linux/spi/flash.h> #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) -#include <linux/usb_isp1362.h> +#include <linux/usb/isp1362.h> #endif #include <linux/irq.h> #include <asm/dma.h> #include <asm/bfin5xx_spi.h> +#include <asm/portmux.h> #include <linux/usb/sl811.h> #include <linux/spi/ad7877.h> @@ -295,7 +296,7 @@ static struct bfin5xx_spi_chip spi_mmc_chip_info = { #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE) static struct bfin5xx_spi_chip spi_ad7877_chip_info = { - .cs_change_per_word = 1, + .cs_change_per_word = 0, .enable_dma = 0, .bits_per_word = 16, }; @@ -387,7 +388,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .platform_data = &bfin_ad7877_ts_info, .irq = IRQ_PF2, .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 1, + .bus_num = 0, .chip_select = 5, .controller_data = &spi_ad7877_chip_info, }, @@ -413,6 +414,7 @@ static struct resource bfin_spi0_resource[] = { static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; static struct platform_device bfin_spi0_device = { @@ -508,3 +510,10 @@ static int __init stamp_init(void) } arch_initcall(stamp_init); + +void bfin_get_ether_addr(char *addr) +{ + random_ether_addr(addr); + printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__); +} +EXPORT_SYMBOL(bfin_get_ether_addr); diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index 5f7b91f..07b0dc2 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -35,7 +35,7 @@ #include <linux/spi/spi.h> #include <linux/spi/flash.h> #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) -#include <linux/usb_isp1362.h> +#include <linux/usb/isp1362.h> #endif #include <linux/pata_platform.h> #include <linux/irq.h> @@ -44,6 +44,7 @@ #include <asm/dma.h> #include <asm/bfin5xx_spi.h> #include <asm/reboot.h> +#include <asm/portmux.h> #include <linux/spi/ad7877.h> /* @@ -182,6 +183,28 @@ static struct platform_device dm9000_device = { }; #endif +#if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE) +static struct resource ax88180_resources[] = { + [0] = { + .start = 0x20300000, + .end = 0x20300000 + 0x8000, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_PF7, + .end = IRQ_PF7, + .flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL), + }, +}; + +static struct platform_device ax88180_device = { + .name = "ax88180", + .id = -1, + .num_resources = ARRAY_SIZE(ax88180_resources), + .resource = ax88180_resources, +}; +#endif + #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE) static struct resource sl811_hcd_resources[] = { { @@ -502,7 +525,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .platform_data = &bfin_ad7877_ts_info, .irq = IRQ_PF6, .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 1, + .bus_num = 0, .chip_select = 1, .controller_data = &spi_ad7877_chip_info, }, @@ -513,6 +536,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; /* SPI (0) */ @@ -554,15 +578,20 @@ static struct platform_device bfin_fb_adv7393_device = { #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) static struct resource bfin_uart_resources[] = { +#ifdef CONFIG_SERIAL_BFIN_UART0 { .start = 0xFFC00400, .end = 0xFFC004FF, .flags = IORESOURCE_MEM, - }, { + }, +#endif +#ifdef CONFIG_SERIAL_BFIN_UART1 + { .start = 0xFFC02000, .end = 0xFFC020FF, .flags = IORESOURCE_MEM, }, +#endif }; static struct platform_device bfin_uart_device = { @@ -669,6 +698,10 @@ static struct platform_device *stamp_devices[] __initdata = { &dm9000_device, #endif +#if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE) + &ax88180_device, +#endif + #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) &bfin_mac_device, #endif @@ -730,3 +763,14 @@ void native_machine_restart(char *cmd) if ((bfin_read_SYSCR() & 0x7) == 0x3) bfin_gpio_reset_spi0_ssel1(); } + +/* + * Currently the MAC address is saved in Flash by U-Boot + */ +#define FLASH_MAC 0x203f0000 +void bfin_get_ether_addr(char *addr) +{ + *(u32 *)(&(addr[0])) = bfin_read32(FLASH_MAC); + *(u16 *)(&(addr[4])) = bfin_read16(FLASH_MAC + 4); +} +EXPORT_SYMBOL(bfin_get_ether_addr); diff --git a/arch/blackfin/mach-bf548/Kconfig b/arch/blackfin/mach-bf548/Kconfig index 08d8dc8..d8bd3b49 100644 --- a/arch/blackfin/mach-bf548/Kconfig +++ b/arch/blackfin/mach-bf548/Kconfig @@ -1,5 +1,7 @@ if (BF54x) +source "arch/blackfin/mach-bf548/boards/Kconfig" + menu "BF548 Specific Configuration" config DEB_DMA_URGENT diff --git a/arch/blackfin/mach-bf548/boards/Kconfig b/arch/blackfin/mach-bf548/boards/Kconfig new file mode 100644 index 0000000..0571290 --- /dev/null +++ b/arch/blackfin/mach-bf548/boards/Kconfig @@ -0,0 +1,12 @@ +choice + prompt "System type" + default BFIN548_EZKIT + help + Select your board! + +config BFIN548_EZKIT + bool "BF548-EZKIT" + help + BFIN548-EZKIT board support. + +endchoice diff --git a/arch/blackfin/mach-bf548/boards/Makefile b/arch/blackfin/mach-bf548/boards/Makefile index 486e07c..a444cc7 100644 --- a/arch/blackfin/mach-bf548/boards/Makefile +++ b/arch/blackfin/mach-bf548/boards/Makefile @@ -2,4 +2,4 @@ # arch/blackfin/mach-bf548/boards/Makefile # -obj-$(CONFIG_BFIN548_EZKIT) += ezkit.o led.o +obj-$(CONFIG_BFIN548_EZKIT) += ezkit.o led.o diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c index 6b6490e..d37d665 100644 --- a/arch/blackfin/mach-bf548/boards/ezkit.c +++ b/arch/blackfin/mach-bf548/boards/ezkit.c @@ -42,6 +42,7 @@ #include <asm/dma.h> #include <asm/gpio.h> #include <asm/nand.h> +#include <asm/portmux.h> #include <asm/mach/bf54x_keys.h> #include <linux/input.h> #include <linux/spi/ad7877.h> @@ -377,7 +378,7 @@ static struct bfin5xx_spi_chip spi_flash_chip_info = { #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE) static struct bfin5xx_spi_chip spi_ad7877_chip_info = { - .cs_change_per_word = 1, + .cs_change_per_word = 0, .enable_dma = 0, .bits_per_word = 16, }; @@ -453,9 +454,10 @@ static struct resource bfin_spi1_resource[] = { }; /* SPI controller data */ -static struct bfin5xx_spi_master bf54x_spi_master_info = { +static struct bfin5xx_spi_master bf54x_spi_master_info0 = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; static struct platform_device bf54x_spi_master0 = { @@ -464,17 +466,23 @@ static struct platform_device bf54x_spi_master0 = { .num_resources = ARRAY_SIZE(bfin_spi0_resource), .resource = bfin_spi0_resource, .dev = { - .platform_data = &bf54x_spi_master_info, /* Passed to driver */ + .platform_data = &bf54x_spi_master_info0, /* Passed to driver */ }, }; +static struct bfin5xx_spi_master bf54x_spi_master_info1 = { + .num_chipselect = 8, + .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0}, +}; + static struct platform_device bf54x_spi_master1 = { .name = "bfin-spi", .id = 1, /* Bus number */ .num_resources = ARRAY_SIZE(bfin_spi1_resource), .resource = bfin_spi1_resource, .dev = { - .platform_data = &bf54x_spi_master_info, /* Passed to driver */ + .platform_data = &bf54x_spi_master_info1, /* Passed to driver */ }, }; #endif /* spi master and devices */ @@ -500,6 +508,7 @@ static struct platform_device i2c_bfin_twi0_device = { .resource = bfin_twi0_resource, }; +#if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */ static struct resource bfin_twi1_resource[] = { [0] = { .start = TWI1_REGBASE, @@ -520,6 +529,7 @@ static struct platform_device i2c_bfin_twi1_device = { .resource = bfin_twi1_resource, }; #endif +#endif static struct platform_device *ezkit_devices[] __initdata = { #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) @@ -569,8 +579,10 @@ static struct platform_device *ezkit_devices[] __initdata = { #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE) &i2c_bfin_twi0_device, +#if !defined(CONFIG_BF542) &i2c_bfin_twi1_device, #endif +#endif }; static int __init stamp_init(void) diff --git a/arch/blackfin/mach-bf548/head.S b/arch/blackfin/mach-bf548/head.S index 3071c24..74b34c7 100644 --- a/arch/blackfin/mach-bf548/head.S +++ b/arch/blackfin/mach-bf548/head.S @@ -158,6 +158,27 @@ ENTRY(__stext) w[p2] = r0; ssync; + p2.h = hi(EBIU_MBSCTL); + p2.l = lo(EBIU_MBSCTL); + r0.h = hi(CONFIG_EBIU_MBSCTLVAL); + r0.l = lo(CONFIG_EBIU_MBSCTLVAL); + [p2] = r0; + ssync; + + p2.h = hi(EBIU_MODE); + p2.l = lo(EBIU_MODE); + r0.h = hi(CONFIG_EBIU_MODEVAL); + r0.l = lo(CONFIG_EBIU_MODEVAL); + [p2] = r0; + ssync; + + p2.h = hi(EBIU_FCTL); + p2.l = lo(EBIU_FCTL); + r0.h = hi(CONFIG_EBIU_FCTLVAL); + r0.l = lo(CONFIG_EBIU_FCTLVAL); + [p2] = r0; + ssync; + /* This section keeps the processor in supervisor mode * during kernel boot. Switches to user mode at end of boot. * See page 3-9 of Hardware Reference manual for documentation. diff --git a/arch/blackfin/mach-bf561/Kconfig b/arch/blackfin/mach-bf561/Kconfig index 0a17c4c..3f48954 100644 --- a/arch/blackfin/mach-bf561/Kconfig +++ b/arch/blackfin/mach-bf561/Kconfig @@ -1,4 +1,6 @@ -if BF561 +if (BF561) + +source "arch/blackfin/mach-bf561/boards/Kconfig" menu "BF561 Specific Configuration" diff --git a/arch/blackfin/mach-bf561/boards/Kconfig b/arch/blackfin/mach-bf561/boards/Kconfig new file mode 100644 index 0000000..e41a67b --- /dev/null +++ b/arch/blackfin/mach-bf561/boards/Kconfig @@ -0,0 +1,27 @@ +choice + prompt "System type" + default BFIN561_EZKIT + help + Select your board! + +config BFIN561_EZKIT + bool "BF561-EZKIT" + help + BF561-EZKIT-LITE board support. + +config BFIN561_TEPLA + bool "BF561-TEPLA" + help + BF561-TEPLA board support. + +config BFIN561_BLUETECHNIX_CM + bool "Bluetechnix CM-BF561" + help + CM-BF561 support for EVAL- and DEV-Board. + +config GENERIC_BF561_BOARD + bool "Generic" + help + Generic or Custom board support. + +endchoice diff --git a/arch/blackfin/mach-bf561/boards/Makefile b/arch/blackfin/mach-bf561/boards/Makefile index 495a1cf..04add01 100644 --- a/arch/blackfin/mach-bf561/boards/Makefile +++ b/arch/blackfin/mach-bf561/boards/Makefile @@ -2,7 +2,7 @@ # arch/blackfin/mach-bf561/boards/Makefile # -obj-$(CONFIG_GENERIC_BOARD) += generic_board.o +obj-$(CONFIG_GENERIC_BF561_BOARD) += generic_board.o obj-$(CONFIG_BFIN561_BLUETECHNIX_CM) += cm_bf561.o obj-$(CONFIG_BFIN561_EZKIT) += ezkit.o obj-$(CONFIG_BFIN561_TEPLA) += tepla.o diff --git a/arch/blackfin/mach-bf561/boards/cm_bf561.c b/arch/blackfin/mach-bf561/boards/cm_bf561.c index 97aeb43..c19cd29 100644 --- a/arch/blackfin/mach-bf561/boards/cm_bf561.c +++ b/arch/blackfin/mach-bf561/boards/cm_bf561.c @@ -33,11 +33,12 @@ #include <linux/mtd/partitions.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> -#include <linux/usb_isp1362.h> +#include <linux/usb/isp1362.h> #include <linux/pata_platform.h> #include <linux/irq.h> #include <asm/dma.h> #include <asm/bfin5xx_spi.h> +#include <asm/portmux.h> /* * Name the Board for the /proc/cpuinfo @@ -182,6 +183,7 @@ static struct resource bfin_spi0_resource[] = { static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; static struct platform_device bfin_spi0_device = { diff --git a/arch/blackfin/mach-bf561/boards/ezkit.c b/arch/blackfin/mach-bf561/boards/ezkit.c index 059d516..4ff8f6e 100644 --- a/arch/blackfin/mach-bf561/boards/ezkit.c +++ b/arch/blackfin/mach-bf561/boards/ezkit.c @@ -35,6 +35,7 @@ #include <linux/pata_platform.h> #include <asm/dma.h> #include <asm/bfin5xx_spi.h> +#include <asm/portmux.h> /* * Name the Board for the /proc/cpuinfo @@ -115,6 +116,28 @@ static struct platform_device smc91x_device = { }; #endif +#if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE) +static struct resource ax88180_resources[] = { + [0] = { + .start = 0x2c000000, + .end = 0x2c000000 + 0x8000, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_PF10, + .end = IRQ_PF10, + .flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL), + }, +}; + +static struct platform_device ax88180_device = { + .name = "ax88180", + .id = -1, + .num_resources = ARRAY_SIZE(ax88180_resources), + .resource = ax88180_resources, +}; +#endif + #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) static struct resource bfin_uart_resources[] = { { @@ -160,6 +183,7 @@ static struct resource bfin_spi0_resource[] = { static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; static struct platform_device bfin_spi0_device = { @@ -226,6 +250,11 @@ static struct platform_device *ezkit_devices[] __initdata = { #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) &smc91x_device, #endif + +#if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE) + &ax88180_device, +#endif + #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) &bfin_spi0_device, #endif diff --git a/arch/blackfin/mach-bf561/boards/generic_board.c b/arch/blackfin/mach-bf561/boards/generic_board.c index 46816be..fc80c5d 100644 --- a/arch/blackfin/mach-bf561/boards/generic_board.c +++ b/arch/blackfin/mach-bf561/boards/generic_board.c @@ -48,10 +48,6 @@ static struct resource smc91x_resources[] = { .end = IRQ_PROG_INTB, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, }, { - /* - * denotes the flag pin and is used directly if - * CONFIG_IRQCHIP_DEMUX_GPIO is defined. - */ .start = IRQ_PF9, .end = IRQ_PF9, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, diff --git a/arch/blackfin/mach-bf561/boards/tepla.c b/arch/blackfin/mach-bf561/boards/tepla.c index 4a17c6d..ec6a220 100644 --- a/arch/blackfin/mach-bf561/boards/tepla.c +++ b/arch/blackfin/mach-bf561/boards/tepla.c @@ -31,10 +31,6 @@ static struct resource smc91x_resources[] = { .end = IRQ_PROG_INTB, .flags = IORESOURCE_IRQ|IORESOURCE_IRQ_HIGHLEVEL, }, { - /* - * denotes the flag pin and is used directly if - * CONFIG_IRQCHIP_DEMUX_GPIO is defined. - */ .start = IRQ_PF7, .end = IRQ_PF7, .flags = IORESOURCE_IRQ|IORESOURCE_IRQ_HIGHLEVEL, diff --git a/arch/blackfin/mach-common/cplbinfo.c b/arch/blackfin/mach-common/cplbinfo.c index 785ca98..a4f0b42 100644 --- a/arch/blackfin/mach-common/cplbinfo.c +++ b/arch/blackfin/mach-common/cplbinfo.c @@ -91,7 +91,7 @@ static char *cplb_print_entry(char *buf, int type) } else buf += sprintf(buf, "Data CPLB entry:\n"); - buf += sprintf(buf, "Address\t\tData\tSize\tValid\tLocked\tSwapin\n\tiCount\toCount\n"); + buf += sprintf(buf, "Address\t\tData\tSize\tValid\tLocked\tSwapin\tiCount\toCount\n"); while (*p_addr != 0xffffffff) { entry = cplb_find_entry(cplb_addr, cplb_data, *p_addr, *p_data); diff --git a/arch/blackfin/mach-common/cplbmgr.S b/arch/blackfin/mach-common/cplbmgr.S index 946703e..6f909cb 100644 --- a/arch/blackfin/mach-common/cplbmgr.S +++ b/arch/blackfin/mach-common/cplbmgr.S @@ -73,7 +73,7 @@ ENTRY(_cplb_mgr) /* ICPLB Miss Exception. We need to choose one of the * currently-installed CPLBs, and replace it with one * from the configuration table. - */ + */ P4.L = LO(ICPLB_FAULT_ADDR); P4.H = HI(ICPLB_FAULT_ADDR); @@ -222,7 +222,7 @@ ENTRY(_cplb_mgr) /* See if failed address > start address */ CC = R4 <= R0(IU); - IF !CC JUMP .Linext; + IF !CC JUMP .Linext; /* extract page size (17:16)*/ R3 = EXTRACT(R2, R1.L) (Z); @@ -271,16 +271,27 @@ ENTRY(_cplb_mgr) /* FAILED CASES*/ .Lno_page_in_table: - ( R7:4,P5:3 ) = [SP++]; R0 = CPLB_NO_ADDR_MATCH; - RTS; + JUMP .Lfail_ret; + .Lall_locked: - ( R7:4,P5:3 ) = [SP++]; R0 = CPLB_NO_UNLOCKED; - RTS; + JUMP .Lfail_ret; + .Lprot_violation: - ( R7:4,P5:3 ) = [SP++]; R0 = CPLB_PROT_VIOL; + +.Lfail_ret: + /* Make sure we turn protection/cache back on, even in the failing case */ + BITSET(R5,ENICPLB_P); + CLI R2; + SSYNC; /* SSYNC required before writing to IMEM_CONTROL. */ + .align 8; + [P4] = R5; + SSYNC; + STI R2; + + ( R7:4,P5:3 ) = [SP++]; RTS; .Ldcplb_write: diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S index 1b13fa47..dc9d3ee 100644 --- a/arch/blackfin/mach-common/entry.S +++ b/arch/blackfin/mach-common/entry.S @@ -33,7 +33,7 @@ * after a timer-interrupt and after each system call. */ - +#include <linux/init.h> #include <linux/linkage.h> #include <linux/unistd.h> #include <asm/blackfin.h> @@ -71,25 +71,44 @@ ENDPROC(_safe_speculative_execution) * This one does not lower the level to IRQ5, and thus can be used to * patch up CPLB misses on the kernel stack. */ -ENTRY(_ex_dcplb) #if ANOMALY_05000261 +#define _ex_dviol _ex_workaround_261 +#define _ex_dmiss _ex_workaround_261 +#define _ex_dmult _ex_workaround_261 + +ENTRY(_ex_workaround_261) /* * Work around an anomaly: if we see a new DCPLB fault, return * without doing anything. Then, if we get the same fault again, * handle it. */ + P4 = R7; /* Store EXCAUSE */ p5.l = _last_cplb_fault_retx; p5.h = _last_cplb_fault_retx; r7 = [p5]; r6 = retx; [p5] = r6; cc = r6 == r7; - if !cc jump _return_from_exception; + if !cc jump _bfin_return_from_exception; /* fall through */ + R7 = P4; + R6 = 0x26; /* Data CPLB Miss */ + cc = R6 == R7; + if cc jump _ex_dcplb_miss (BP); + /* Handle 0x23 Data CPLB Protection Violation + * and Data CPLB Multiple Hits - Linux Trap Zero + */ + jump _ex_trap_c; +ENDPROC(_ex_workaround_261) + +#else +#define _ex_dviol _ex_trap_c +#define _ex_dmiss _ex_dcplb_miss +#define _ex_dmult _ex_trap_c #endif -ENDPROC(_ex_dcplb) -ENTRY(_ex_icplb) +ENTRY(_ex_dcplb_miss) +ENTRY(_ex_icplb_miss) (R7:6,P5:4) = [sp++]; ASTAT = [sp++]; SAVE_ALL_SYS @@ -98,7 +117,7 @@ ENTRY(_ex_icplb) RESTORE_ALL_SYS SP = EX_SCRATCH_REG; rtx; -ENDPROC(_ex_icplb) +ENDPROC(_ex_icplb_miss) ENTRY(_ex_syscall) DEBUG_START_HWTRACE(p5, r7) @@ -120,7 +139,7 @@ ENTRY(_ex_single_step) r7 = retx; r6 = reti; cc = r7 == r6; - if cc jump _return_from_exception + if cc jump _bfin_return_from_exception r7 = syscfg; bitclr (r7, 0); syscfg = R7; @@ -137,8 +156,9 @@ ENTRY(_ex_single_step) r7 = [p4]; cc = r6 == r7; if !cc jump _ex_trap_c; +ENDPROC(_ex_single_step) -ENTRY(_return_from_exception) +ENTRY(_bfin_return_from_exception) DEBUG_START_HWTRACE(p5, r7) #if ANOMALY_05000257 R7=LC0; @@ -150,7 +170,7 @@ ENTRY(_return_from_exception) ASTAT = [sp++]; sp = EX_SCRATCH_REG; rtx; -ENDPROC(_ex_soft_bp) +ENDPROC(_bfin_return_from_exception) ENTRY(_handle_bad_cplb) /* To get here, we just tried and failed to change a CPLB @@ -843,7 +863,7 @@ ENTRY(_ex_trace_buff_full) LC0 = [sp++]; P2 = [sp++]; P3 = [sp++]; - jump _return_from_exception; + jump _bfin_return_from_exception; ENDPROC(_ex_trace_buff_full) #if CONFIG_DEBUG_BFIN_HWTRACE_EXPAND_LEN == 4 @@ -861,7 +881,7 @@ ENTRY(_software_trace_buff) #endif /* CONFIG_DEBUG_BFIN_HWTRACE_EXPAND */ #if CONFIG_EARLY_PRINTK -.section .init.text +__INIT ENTRY(_early_trap) SAVE_ALL_SYS trace_buffer_stop(p0,r0); @@ -896,6 +916,7 @@ ENTRY(_early_trap) call _early_trap_c; SP += 12; ENDPROC(_early_trap) +__FINIT #endif /* CONFIG_EARLY_PRINTK */ /* @@ -908,6 +929,7 @@ ENDPROC(_early_trap) #else .data #endif + ENTRY(_ex_table) /* entry for each EXCAUSE[5:0] * This table must be in sync with the table in ./kernel/traps.c @@ -952,16 +974,16 @@ ENTRY(_ex_table) .long _ex_trap_c /* 0x20 - Reserved */ .long _ex_trap_c /* 0x21 - Undefined Instruction */ .long _ex_trap_c /* 0x22 - Illegal Instruction Combination */ - .long _ex_dcplb /* 0x23 - Data CPLB Protection Violation */ + .long _ex_dviol /* 0x23 - Data CPLB Protection Violation */ .long _ex_trap_c /* 0x24 - Data access misaligned */ .long _ex_trap_c /* 0x25 - Unrecoverable Event */ - .long _ex_dcplb /* 0x26 - Data CPLB Miss */ - .long _ex_trap_c /* 0x27 - Data CPLB Multiple Hits - Linux Trap Zero */ + .long _ex_dmiss /* 0x26 - Data CPLB Miss */ + .long _ex_dmult /* 0x27 - Data CPLB Multiple Hits - Linux Trap Zero */ .long _ex_trap_c /* 0x28 - Emulation Watchpoint */ .long _ex_trap_c /* 0x29 - Instruction fetch access error (535 only) */ .long _ex_trap_c /* 0x2A - Instruction fetch misaligned */ - .long _ex_icplb /* 0x2B - Instruction CPLB protection Violation */ - .long _ex_icplb /* 0x2C - Instruction CPLB miss */ + .long _ex_trap_c /* 0x2B - Instruction CPLB protection Violation */ + .long _ex_icplb_miss /* 0x2C - Instruction CPLB miss */ .long _ex_trap_c /* 0x2D - Instruction CPLB Multiple Hits */ .long _ex_trap_c /* 0x2E - Illegal use of Supervisor Resource */ .long _ex_trap_c /* 0x2E - Illegal use of Supervisor Resource */ diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S index c6b32fe..4de3764 100644 --- a/arch/blackfin/mach-common/interrupt.S +++ b/arch/blackfin/mach-common/interrupt.S @@ -30,7 +30,6 @@ #include <asm/blackfin.h> #include <asm/mach/irq.h> -#include <linux/autoconf.h> #include <linux/linkage.h> #include <asm/entry.h> #include <asm/asm-offsets.h> diff --git a/arch/blackfin/mach-common/ints-priority-dc.c b/arch/blackfin/mach-common/ints-priority-dc.c index c2f05fa..4882f0e 100644 --- a/arch/blackfin/mach-common/ints-priority-dc.c +++ b/arch/blackfin/mach-common/ints-priority-dc.c @@ -181,7 +181,6 @@ static struct irq_chip bf561_internal_irqchip = { .unmask = bf561_internal_unmask_irq, }; -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO static unsigned short gpio_enabled[gpio_bank(MAX_BLACKFIN_GPIOS)]; static unsigned short gpio_edge_triggered[gpio_bank(MAX_BLACKFIN_GPIOS)]; @@ -362,8 +361,6 @@ static void bf561_demux_gpio_irq(unsigned int inta_irq, } -#endif /* CONFIG_IRQCHIP_DEMUX_GPIO */ - void __init init_exception_vectors(void) { SSYNC(); @@ -413,26 +410,21 @@ int __init init_arch_irq(void) set_irq_chip(irq, &bf561_core_irqchip); else set_irq_chip(irq, &bf561_internal_irqchip); -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO + if ((irq != IRQ_PROG0_INTA) && - (irq != IRQ_PROG1_INTA) && (irq != IRQ_PROG2_INTA)) { -#endif + (irq != IRQ_PROG1_INTA) && + (irq != IRQ_PROG2_INTA)) set_irq_handler(irq, handle_simple_irq); -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO - } else { + else set_irq_chained_handler(irq, bf561_demux_gpio_irq); - } -#endif - } -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO for (irq = IRQ_PF0; irq <= IRQ_PF47; irq++) { set_irq_chip(irq, &bf561_gpio_irqchip); /* if configured as edge, then will be changed to do_edge_IRQ */ set_irq_handler(irq, handle_level_irq); } -#endif + bfin_write_IMASK(0); CSYNC(); ilat = bfin_read_ILAT(); @@ -457,9 +449,8 @@ int __init init_arch_irq(void) } #ifdef CONFIG_DO_IRQ_L1 -void do_irq(int vec, struct pt_regs *fp)__attribute__((l1_text)); +__attribute__((l1_text)) #endif - void do_irq(int vec, struct pt_regs *fp) { if (vec == EVT_IVTMR_P) { diff --git a/arch/blackfin/mach-common/ints-priority-sc.c b/arch/blackfin/mach-common/ints-priority-sc.c index 2d2b635..147f073 100644 --- a/arch/blackfin/mach-common/ints-priority-sc.c +++ b/arch/blackfin/mach-common/ints-priority-sc.c @@ -308,7 +308,7 @@ static void bfin_demux_error_irq(unsigned int int_err_irq, } #endif /* BF537_GENERIC_ERROR_INT_DEMUX */ -#if defined(CONFIG_IRQCHIP_DEMUX_GPIO) && !defined(CONFIG_BF54x) +#if !defined(CONFIG_BF54x) static unsigned short gpio_enabled[gpio_bank(MAX_BLACKFIN_GPIOS)]; static unsigned short gpio_edge_triggered[gpio_bank(MAX_BLACKFIN_GPIOS)]; @@ -464,7 +464,7 @@ static void bfin_demux_gpio_irq(unsigned int intb_irq, } } -#else /* CONFIG_IRQCHIP_DEMUX_GPIO */ +#else /* CONFIG_BF54x */ #define NR_PINT_SYS_IRQS 4 #define NR_PINT_BITS 32 @@ -726,7 +726,7 @@ static void bfin_demux_gpio_irq(unsigned int intb_irq, } } -#endif /* CONFIG_IRQCHIP_DEMUX_GPIO */ +#endif void __init init_exception_vectors(void) { @@ -766,10 +766,10 @@ int __init init_arch_irq(void) bfin_write_SIC_IMASK1(SIC_UNMASK_ALL); bfin_write_SIC_IWR0(IWR_ENABLE_ALL); bfin_write_SIC_IWR1(IWR_ENABLE_ALL); -#ifdef CONFIG_BF54x +# ifdef CONFIG_BF54x bfin_write_SIC_IMASK2(SIC_UNMASK_ALL); bfin_write_SIC_IWR2(IWR_ENABLE_ALL); -#endif +# endif #else bfin_write_SIC_IMASK(SIC_UNMASK_ALL); bfin_write_SIC_IWR(IWR_ENABLE_ALL); @@ -778,13 +778,13 @@ int __init init_arch_irq(void) local_irq_disable(); -#if defined(CONFIG_IRQCHIP_DEMUX_GPIO) && defined(CONFIG_BF54x) -#ifdef CONFIG_PINTx_REASSIGN +#ifdef CONFIG_BF54x +# ifdef CONFIG_PINTx_REASSIGN pint[0]->assign = CONFIG_PINT0_ASSIGN; pint[1]->assign = CONFIG_PINT1_ASSIGN; pint[2]->assign = CONFIG_PINT2_ASSIGN; pint[3]->assign = CONFIG_PINT3_ASSIGN; -#endif +# endif /* Whenever PINTx_ASSIGN is altered init_pint_lut() must be executed! */ init_pint_lut(); #endif @@ -799,18 +799,17 @@ int __init init_arch_irq(void) #endif switch (irq) { -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO #if defined(CONFIG_BF53x) case IRQ_PROG_INTA: set_irq_chained_handler(irq, bfin_demux_gpio_irq); break; -#if defined(BF537_FAMILY) && !(defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)) +# if defined(BF537_FAMILY) && !(defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)) case IRQ_MAC_RX: set_irq_chained_handler(irq, bfin_demux_gpio_irq); break; -#endif +# endif #elif defined(CONFIG_BF54x) case IRQ_PINT0: set_irq_chained_handler(irq, @@ -842,7 +841,6 @@ int __init init_arch_irq(void) bfin_demux_gpio_irq); break; #endif -#endif default: set_irq_handler(irq, handle_simple_irq); break; @@ -861,7 +859,6 @@ int __init init_arch_irq(void) } #endif -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO #ifndef CONFIG_BF54x for (irq = IRQ_PF0; irq < NR_IRQS; irq++) { #else @@ -871,7 +868,7 @@ int __init init_arch_irq(void) /* if configured as edge, then will be changed to do_edge_IRQ */ set_irq_handler(irq, handle_level_irq); } -#endif + bfin_write_IMASK(0); CSYNC(); ilat = bfin_read_ILAT(); @@ -896,9 +893,8 @@ int __init init_arch_irq(void) } #ifdef CONFIG_DO_IRQ_L1 -void do_irq(int vec, struct pt_regs *fp) __attribute__((l1_text)); +__attribute__((l1_text)) #endif - void do_irq(int vec, struct pt_regs *fp) { if (vec == EVT_IVTMR_P) { diff --git a/arch/blackfin/mach-common/irqpanic.c b/arch/blackfin/mach-common/irqpanic.c index f05e3da..b22959b 100644 --- a/arch/blackfin/mach-common/irqpanic.c +++ b/arch/blackfin/mach-common/irqpanic.c @@ -153,27 +153,29 @@ asmlinkage void irq_panic(int reason, struct pt_regs *regs) case (SEQSTAT_HWERRCAUSE_SYSTEM_MMR): /* System MMR Error */ info.si_code = BUS_ADRALN; sig = SIGBUS; - printk(KERN_EMERG HWC_x2); + printk(KERN_EMERG HWC_x2(KERN_EMERG)); break; case (SEQSTAT_HWERRCAUSE_EXTERN_ADDR): /* External Memory Addressing Error */ info.si_code = BUS_ADRERR; sig = SIGBUS; - printk(KERN_EMERG HWC_x3); + printk(KERN_EMERG HWC_x3(KERN_EMERG)); break; case (SEQSTAT_HWERRCAUSE_PERF_FLOW): /* Performance Monitor Overflow */ - printk(KERN_EMERG HWC_x12); + printk(KERN_EMERG HWC_x12(KERN_EMERG)); break; case (SEQSTAT_HWERRCAUSE_RAISE_5): /* RAISE 5 instruction */ - printk(KERN_EMERG HWC_x18); + printk(KERN_EMERG HWC_x18(KERN_EMERG)); break; default: /* Reserved */ - printk(KERN_EMERG HWC_default); + printk(KERN_EMERG HWC_default(KERN_EMERG)); break; } } regs->ipend = bfin_read_IPEND(); - dump_bfin_regs(regs, (void *)regs->pc); + dump_bfin_process(regs); + dump_bfin_mem((void *)regs->pc); + show_regs(regs); if (0 == (info.si_signo = sig) || 0 == user_mode(regs)) /* in kernelspace */ panic("Unhandled IRQ or exceptions!\n"); else { /* in userspace */ diff --git a/arch/blackfin/mm/blackfin_sram.c b/arch/blackfin/mm/blackfin_sram.c index b99ea88..e41f0e8 100644 --- a/arch/blackfin/mm/blackfin_sram.c +++ b/arch/blackfin/mm/blackfin_sram.c @@ -27,7 +27,6 @@ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include <linux/autoconf.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/types.h> diff --git a/arch/cris/arch-v10/drivers/Kconfig b/arch/cris/arch-v10/drivers/Kconfig index faf8b4d..e3c0f29 100644 --- a/arch/cris/arch-v10/drivers/Kconfig +++ b/arch/cris/arch-v10/drivers/Kconfig @@ -542,45 +542,6 @@ config ETRAX_RS485_DISABLE_RECEIVER loopback. Not all products are able to do this in software only. Axis 2400/2401 must disable receiver. -config ETRAX_IDE - bool "ATA/IDE support" - select IDE - select BLK_DEV_IDE - select BLK_DEV_IDEDISK - select BLK_DEV_IDECD - select BLK_DEV_IDEDMA - select IDE_GENERIC - help - Enable this to get support for ATA/IDE. - You can't use parallel ports or SCSI ports - at the same time. - - -config ETRAX_IDE_DELAY - int "Delay for drives to regain consciousness" - depends on ETRAX_IDE - default 15 - help - Number of seconds to wait for IDE drives to spin up after an IDE - reset. -choice - prompt "IDE reset pin" - depends on ETRAX_IDE - default ETRAX_IDE_PB7_RESET - -config ETRAX_IDE_PB7_RESET - bool "Port_PB_Bit_7" - help - IDE reset on pin 7 on port B - -config ETRAX_IDE_G27_RESET - bool "Port_G_Bit_27" - help - IDE reset on pin 27 on port G - -endchoice - - config ETRAX_USB_HOST bool "USB host" select USB diff --git a/arch/cris/arch-v32/drivers/Kconfig b/arch/cris/arch-v32/drivers/Kconfig index 7f72d7c..9bccb5e2 100644 --- a/arch/cris/arch-v32/drivers/Kconfig +++ b/arch/cris/arch-v32/drivers/Kconfig @@ -582,18 +582,6 @@ config ETRAX_PE_CHANGEABLE_BITS that a user can change the value on using ioctl's. Bit set = changeable. -config ETRAX_IDE - bool "ATA/IDE support" - depends on ETRAX_ARCH_V32 - select IDE - select BLK_DEV_IDE - select BLK_DEV_IDEDISK - select BLK_DEV_IDECD - select BLK_DEV_IDEDMA - select IDE_GENERIC - help - Enables the ETRAX IDE driver. - config ETRAX_CARDBUS bool "Cardbus support" depends on ETRAX_ARCH_V32 diff --git a/arch/frv/kernel/break.S b/arch/frv/kernel/break.S index dac4a5f..bd0bdf9 100644 --- a/arch/frv/kernel/break.S +++ b/arch/frv/kernel/break.S @@ -63,7 +63,7 @@ __break_trace_through_exceptions: # entry point for Break Exceptions/Interrupts # ############################################################################### - .text + .section .text.break .balign 4 .globl __entry_break __entry_break: diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S index 1e74f3c..f926c70 100644 --- a/arch/frv/kernel/entry.S +++ b/arch/frv/kernel/entry.S @@ -38,7 +38,7 @@ #define nr_syscalls ((syscall_table_size)/4) - .text + .section .text.entry .balign 4 .macro LEDS val diff --git a/arch/frv/kernel/vmlinux.lds.S b/arch/frv/kernel/vmlinux.lds.S index 3b71e0c..a17a81d 100644 --- a/arch/frv/kernel/vmlinux.lds.S +++ b/arch/frv/kernel/vmlinux.lds.S @@ -76,6 +76,12 @@ SECTIONS *(.data.init_task) } + . = ALIGN(4096); + .data.page_aligned : { *(.data.idt) } + + . = ALIGN(L1_CACHE_BYTES); + .data.cacheline_aligned : { *(.data.cacheline_aligned) } + .trap : { /* trap table management - read entry-table.S before modifying */ . = ALIGN(8192); @@ -86,28 +92,25 @@ SECTIONS *(.trap.break) } - . = ALIGN(4096); - .data.page_aligned : { *(.data.idt) } - - . = ALIGN(L1_CACHE_BYTES); - .data.cacheline_aligned : { *(.data.cacheline_aligned) } - /* Text and read-only data */ . = ALIGN(4); _text = .; _stext = .; .text : { - *( - .text.start .text.* + *(.text.start) + *(.text.entry) + *(.text.break) + *(.text.tlbmiss) + TEXT_TEXT + SCHED_TEXT + LOCK_TEXT #ifdef CONFIG_DEBUG_INFO + *( .init.text .exit.text .exitcall.exit -#endif ) - TEXT_TEXT - SCHED_TEXT - LOCK_TEXT +#endif *(.fixup) *(.gnu.warning) *(.exitcall.exit) diff --git a/arch/frv/mm/tlb-miss.S b/arch/frv/mm/tlb-miss.S index 04da674..0764348 100644 --- a/arch/frv/mm/tlb-miss.S +++ b/arch/frv/mm/tlb-miss.S @@ -16,7 +16,7 @@ #include <asm/highmem.h> #include <asm/spr-regs.h> - .section .text + .section .text.tlbmiss .balign 4 .globl __entry_insn_mmu_miss diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c index a753d79..1812454 100644 --- a/arch/m32r/kernel/signal.c +++ b/arch/m32r/kernel/signal.c @@ -36,7 +36,7 @@ sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize, unsigned long r2, unsigned long r3, unsigned long r4, unsigned long r5, unsigned long r6, struct pt_regs *regs) { - sigset_t saveset, newset; + sigset_t newset; /* XXX: Don't preclude handling different sized sigset_t's. */ if (sigsetsize != sizeof(sigset_t)) @@ -44,21 +44,18 @@ sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize, if (copy_from_user(&newset, unewset, sizeof(newset))) return -EFAULT; - sigdelsetmask(&newset, ~_BLOCKABLE); + sigdelsetmask(&newset, sigmask(SIGKILL)|sigmask(SIGSTOP)); spin_lock_irq(¤t->sighand->siglock); - saveset = current->blocked; + current->saved_sigmask = current->blocked; current->blocked = newset; recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - regs->r0 = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(regs, &saveset)) - return regs->r0; - } + current->state = TASK_INTERRUPTIBLE; + schedule(); + set_thread_flag(TIF_RESTORE_SIGMASK); + return -ERESTARTNOHAND; } asmlinkage int diff --git a/arch/m32r/kernel/syscall_table.S b/arch/m32r/kernel/syscall_table.S index 751ac2a..95aa798 100644 --- a/arch/m32r/kernel/syscall_table.S +++ b/arch/m32r/kernel/syscall_table.S @@ -284,3 +284,43 @@ ENTRY(sys_call_table) .long sys_mq_getsetattr .long sys_ni_syscall /* reserved for kexec */ .long sys_waitid + .long sys_ni_syscall /* 285 */ /* available */ + .long sys_add_key + .long sys_request_key + .long sys_keyctl + .long sys_ioprio_set + .long sys_ioprio_get /* 290 */ + .long sys_inotify_init + .long sys_inotify_add_watch + .long sys_inotify_rm_watch + .long sys_migrate_pages + .long sys_openat /* 295 */ + .long sys_mkdirat + .long sys_mknodat + .long sys_fchownat + .long sys_futimesat + .long sys_fstatat64 /* 300 */ + .long sys_unlinkat + .long sys_renameat + .long sys_linkat + .long sys_symlinkat + .long sys_readlinkat /* 305 */ + .long sys_fchmodat + .long sys_faccessat + .long sys_pselect6 + .long sys_ppoll + .long sys_unshare /* 310 */ + .long sys_set_robust_list + .long sys_get_robust_list + .long sys_splice + .long sys_sync_file_range + .long sys_tee /* 315 */ + .long sys_vmsplice + .long sys_move_pages + .long sys_getcpu + .long sys_epoll_pwait + .long sys_utimensat /* 320 */ + .long sys_signalfd + .long sys_timerfd + .long sys_eventfd + .long sys_fallocate diff --git a/arch/m68k/atari/atakeyb.c b/arch/m68k/atari/atakeyb.c index 880add1..8a2a53b 100644 --- a/arch/m68k/atari/atakeyb.c +++ b/arch/m68k/atari/atakeyb.c @@ -565,7 +565,7 @@ void atari_kbd_leds(unsigned int leds) static int atari_keyb_done = 0; -int __init atari_keyb_init(void) +int atari_keyb_init(void) { if (atari_keyb_done) return 0; @@ -631,6 +631,7 @@ int __init atari_keyb_init(void) atari_keyb_done = 1; return 0; } +EXPORT_SYMBOL_GPL(atari_keyb_init); int atari_kbd_translate(unsigned char keycode, unsigned char *keycodep, char raw_mode) { diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 2f2ce0c..455bd1f 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -22,6 +22,7 @@ config MACH_ALCHEMY config BASLER_EXCITE bool "Basler eXcite smart camera" select CEVT_R4K + select CSRC_R4K select DMA_COHERENT select HW_HAS_PCI select IRQ_CPU @@ -49,6 +50,7 @@ config BASLER_EXCITE_PROTOTYPE config BCM47XX bool "BCM47XX based boards" select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select HW_HAS_PCI select IRQ_CPU @@ -66,6 +68,7 @@ config BCM47XX config MIPS_COBALT bool "Cobalt Server" select CEVT_R4K + select CSRC_R4K select CEVT_GT641XX select DMA_NONCOHERENT select HW_HAS_PCI @@ -85,6 +88,7 @@ config MACH_DECSTATION bool "DECstations" select BOOT_ELF32 select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select NO_IOPORT select IRQ_CPU @@ -117,6 +121,7 @@ config MACH_JAZZ select ARC32 select ARCH_MAY_HAVE_PC_FDC select CEVT_R4K + select CSRC_R4K select GENERIC_ISA_DMA select IRQ_CPU select I8253 @@ -137,6 +142,7 @@ config MACH_JAZZ config LASAT bool "LASAT Networks platforms" select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select SYS_HAS_EARLY_PRINTK select HW_HAS_PCI @@ -154,6 +160,7 @@ config LEMOTE_FULONG bool "Lemote Fulong mini-PC" select ARCH_SPARSEMEM_ENABLE select CEVT_R4K + select CSRC_R4K select SYS_HAS_CPU_LOONGSON2 select DMA_NONCOHERENT select BOOT_ELF32 @@ -179,6 +186,7 @@ config MIPS_ATLAS bool "MIPS Atlas board" select BOOT_ELF32 select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select SYS_HAS_EARLY_PRINTK select IRQ_CPU @@ -210,6 +218,7 @@ config MIPS_MALTA select ARCH_MAY_HAVE_PC_FDC select BOOT_ELF32 select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select GENERIC_ISA_DMA select IRQ_CPU @@ -241,6 +250,7 @@ config MIPS_MALTA config MIPS_SEAD bool "MIPS SEAD board" select CEVT_R4K + select CSRC_R4K select IRQ_CPU select DMA_NONCOHERENT select SYS_HAS_EARLY_PRINTK @@ -260,6 +270,7 @@ config MIPS_SEAD config MIPS_SIM bool 'MIPS simulator (MIPSsim)' select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select SYS_HAS_EARLY_PRINTK select IRQ_CPU @@ -278,6 +289,7 @@ config MIPS_SIM config MARKEINS bool "NEC EMMA2RH Mark-eins" select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select HW_HAS_PCI select IRQ_CPU @@ -293,6 +305,7 @@ config MARKEINS config MACH_VR41XX bool "NEC VR4100 series based machines" select CEVT_R4K + select CSRC_R4K select SYS_HAS_CPU_VR41XX select GENERIC_HARDIRQS_NO__DO_IRQ @@ -330,6 +343,7 @@ config PMC_MSP config PMC_YOSEMITE bool "PMC-Sierra Yosemite eval board" select CEVT_R4K + select CSRC_R4K select DMA_COHERENT select HW_HAS_PCI select IRQ_CPU @@ -351,6 +365,7 @@ config PMC_YOSEMITE config QEMU bool "Qemu" select CEVT_R4K + select CSRC_R4K select DMA_COHERENT select GENERIC_ISA_DMA select HAVE_STD_PC_SERIAL_PORT @@ -382,9 +397,11 @@ config SGI_IP22 select ARC32 select BOOT_ELF32 select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select HW_HAS_EISA select I8253 + select I8259 select IP22_CPU_SCACHE select IRQ_CPU select GENERIC_ISA_DMA_SUPPORT_BROKEN @@ -427,6 +444,7 @@ config SGI_IP32 select ARC32 select BOOT_ELF32 select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select HW_HAS_PCI select IRQ_CPU @@ -498,6 +516,7 @@ config SIBYTE_SWARM select SYS_SUPPORTS_HIGHMEM select SYS_SUPPORTS_KGDB select SYS_SUPPORTS_LITTLE_ENDIAN + select ZONE_DMA32 if 64BIT config SIBYTE_LITTLESUR bool "Sibyte BCM91250C2-LittleSur" @@ -548,6 +567,7 @@ config SIBYTE_BIGSUR select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_HIGHMEM select SYS_SUPPORTS_LITTLE_ENDIAN + select ZONE_DMA32 if 64BIT config SNI_RM bool "SNI RM200/300/400" @@ -556,6 +576,7 @@ config SNI_RM select ARCH_MAY_HAVE_PC_FDC select BOOT_ELF32 select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select GENERIC_ISA_DMA select HW_HAS_EISA @@ -599,6 +620,7 @@ config TOSHIBA_JMR3927 config TOSHIBA_RBTX4927 bool "Toshiba RBTX49[23]7 board" select CEVT_R4K + select CSRC_R4K select CEVT_TXX9 select DMA_NONCOHERENT select HAS_TXX9_SERIAL @@ -621,6 +643,7 @@ config TOSHIBA_RBTX4927 config TOSHIBA_RBTX4938 bool "Toshiba RBTX4938 board" select CEVT_R4K + select CSRC_R4K select CEVT_TXX9 select DMA_NONCOHERENT select HAS_TXX9_SERIAL @@ -642,6 +665,7 @@ config TOSHIBA_RBTX4938 config WR_PPMC bool "Wind River PPMC board" select CEVT_R4K + select CSRC_R4K select IRQ_CPU select BOOT_ELF32 select DMA_NONCOHERENT @@ -752,6 +776,9 @@ config CEVT_TXX9 config CSRC_BCM1480 bool +config CSRC_R4K + bool + config CSRC_SB1250 bool @@ -1640,6 +1667,9 @@ config ARCH_DISCONTIGMEM_ENABLE or have huge holes in the physical address space for other reasons. See <file:Documentation/vm/numa> for more. +config ARCH_POPULATES_NODE_MAP + def_bool y + config ARCH_SPARSEMEM_ENABLE bool select SPARSEMEM_STATIC @@ -1945,6 +1975,9 @@ config I8253 config PCSPEAKER bool +config ZONE_DMA32 + bool + source "drivers/pcmcia/Kconfig" source "drivers/pci/hotplug/Kconfig" diff --git a/arch/mips/au1000/Kconfig b/arch/mips/au1000/Kconfig index b36cec58..05d1354 100644 --- a/arch/mips/au1000/Kconfig +++ b/arch/mips/au1000/Kconfig @@ -138,6 +138,7 @@ config SOC_AU1X00 bool select 64BIT_PHYS_ADDR select CEVT_R4K + select CSRC_R4K select IRQ_CPU select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_32BIT_KERNEL diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile index b551535..ffa0836 100644 --- a/arch/mips/kernel/Makefile +++ b/arch/mips/kernel/Makefile @@ -14,6 +14,7 @@ obj-$(CONFIG_CEVT_GT641XX) += cevt-gt641xx.o obj-$(CONFIG_CEVT_SB1250) += cevt-sb1250.o obj-$(CONFIG_CEVT_TXX9) += cevt-txx9.o obj-$(CONFIG_CSRC_BCM1480) += csrc-bcm1480.o +obj-$(CONFIG_CSRC_R4K) += csrc-r4k.o obj-$(CONFIG_CSRC_SB1250) += csrc-sb1250.o binfmt_irix-objs := irixelf.o irixinv.o irixioctl.o irixsig.o \ @@ -43,6 +44,7 @@ obj-$(CONFIG_CPU_TX49XX) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_CPU_VR41XX) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_SMP) += smp.o +obj-$(CONFIG_SMP_UP) += smp-up.o obj-$(CONFIG_MIPS_MT) += mips-mt.o obj-$(CONFIG_MIPS_MT_FPAFF) += mips-mt-fpaff.o diff --git a/arch/mips/kernel/cevt-r4k.c b/arch/mips/kernel/cevt-r4k.c index bab935a..24a2d90 100644 --- a/arch/mips/kernel/cevt-r4k.c +++ b/arch/mips/kernel/cevt-r4k.c @@ -219,7 +219,7 @@ static int c0_compare_int_usable(void) return 1; } -void __cpuinit mips_clockevent_init(void) +int __cpuinit mips_clockevent_init(void) { uint64_t mips_freq = mips_hpt_frequency; unsigned int cpu = smp_processor_id(); @@ -227,7 +227,7 @@ void __cpuinit mips_clockevent_init(void) unsigned int irq; if (!cpu_has_counter || !mips_hpt_frequency) - return; + return -ENXIO; #ifdef CONFIG_MIPS_MT_SMTC setup_smtc_dummy_clockevent_device(); @@ -237,11 +237,11 @@ void __cpuinit mips_clockevent_init(void) * device. */ if (cpu) - return; + return 0; #endif if (!c0_compare_int_usable()) - return; + return -ENXIO; /* * With vectored interrupts things are getting platform specific. @@ -276,8 +276,8 @@ void __cpuinit mips_clockevent_init(void) clockevents_register_device(cd); - if (!cp0_timer_irq_installed) - return; + if (cp0_timer_irq_installed) + return 0; cp0_timer_irq_installed = 1; @@ -287,4 +287,6 @@ void __cpuinit mips_clockevent_init(void) #else setup_irq(irq, &c0_compare_irqaction); #endif + + return 0; } diff --git a/arch/mips/kernel/csrc-r4k.c b/arch/mips/kernel/csrc-r4k.c new file mode 100644 index 0000000..0e2b5cd --- /dev/null +++ b/arch/mips/kernel/csrc-r4k.c @@ -0,0 +1,33 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2007 by Ralf Baechle + */ +#include <linux/clocksource.h> +#include <linux/init.h> + +#include <asm/time.h> + +static cycle_t c0_hpt_read(void) +{ + return read_c0_count(); +} + +static struct clocksource clocksource_mips = { + .name = "MIPS", + .read = c0_hpt_read, + .mask = CLOCKSOURCE_MASK(32), + .flags = CLOCK_SOURCE_IS_CONTINUOUS, +}; + +void __init init_mips_clocksource(void) +{ + /* Calclate a somewhat reasonable rating value */ + clocksource_mips.rating = 200 + mips_hpt_frequency / 10000000; + + clocksource_set_clock(&clocksource_mips, mips_hpt_frequency); + + clocksource_register(&clocksource_mips); +} diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index a06a27d..7f6ddcb 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -269,7 +269,7 @@ static void __init bootmem_init(void) static void __init bootmem_init(void) { - unsigned long reserved_end; + unsigned long init_begin, reserved_end; unsigned long mapstart = ~0UL; unsigned long bootmap_size; int i; @@ -342,6 +342,35 @@ static void __init bootmem_init(void) */ bootmap_size = init_bootmem_node(NODE_DATA(0), mapstart, min_low_pfn, max_low_pfn); + + + init_begin = PFN_UP(__pa_symbol(&__init_begin)); + for (i = 0; i < boot_mem_map.nr_map; i++) { + unsigned long start, end; + + start = PFN_UP(boot_mem_map.map[i].addr); + end = PFN_DOWN(boot_mem_map.map[i].addr + + boot_mem_map.map[i].size); + + if (start <= init_begin) + start = init_begin; + if (start >= end) + continue; + +#ifndef CONFIG_HIGHMEM + if (end > max_low_pfn) + end = max_low_pfn; + + /* + * ... finally, is the area going away? + */ + if (end <= start) + continue; +#endif + + add_active_range(0, start, end); + } + /* * Register fully available low RAM pages with the bootmem allocator. */ diff --git a/arch/mips/kernel/smp-up.c b/arch/mips/kernel/smp-up.c new file mode 100644 index 0000000..ead6c30 --- /dev/null +++ b/arch/mips/kernel/smp-up.c @@ -0,0 +1,67 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2006, 07 by Ralf Baechle (ralf@linux-mips.org) + * + * Symmetric Uniprocessor (TM) Support + */ +#include <linux/kernel.h> +#include <linux/sched.h> + +/* + * Send inter-processor interrupt + */ +void up_send_ipi_single(int cpu, unsigned int action) +{ + panic(KERN_ERR "%s called", __func__); +} + +static inline void up_send_ipi_mask(cpumask_t mask, unsigned int action) +{ + panic(KERN_ERR "%s called", __func__); +} + +/* + * After we've done initial boot, this function is called to allow the + * board code to clean up state, if needed + */ +void __cpuinit up_init_secondary(void) +{ +} + +void __cpuinit up_smp_finish(void) +{ +} + +/* Hook for after all CPUs are online */ +void up_cpus_done(void) +{ +} + +/* + * Firmware CPU startup hook + */ +void __cpuinit up_boot_secondary(int cpu, struct task_struct *idle) +{ +} + +void __init up_smp_setup(void) +{ +} + +void __init up_prepare_cpus(unsigned int max_cpus) +{ +} + +struct plat_smp_ops up_smp_ops = { + .send_ipi_single = up_send_ipi_single, + .send_ipi_mask = up_send_ipi_mask, + .init_secondary = up_init_secondary, + .smp_finish = up_smp_finish, + .cpus_done = up_cpus_done, + .boot_secondary = up_boot_secondary, + .smp_setup = up_smp_setup, + .prepare_cpus = up_prepare_cpus, +}; diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c index 3284b9b..5207542 100644 --- a/arch/mips/kernel/time.c +++ b/arch/mips/kernel/time.c @@ -50,14 +50,6 @@ int update_persistent_clock(struct timespec now) return rtc_mips_set_mmss(now.tv_sec); } -/* - * High precision timer functions for a R4k-compatible timer. - */ -static cycle_t c0_hpt_read(void) -{ - return read_c0_count(); -} - int (*mips_timer_state)(void); int null_perf_irq(void) @@ -84,55 +76,6 @@ EXPORT_SYMBOL(perf_irq); unsigned int mips_hpt_frequency; -static struct clocksource clocksource_mips = { - .name = "MIPS", - .read = c0_hpt_read, - .mask = CLOCKSOURCE_MASK(32), - .flags = CLOCK_SOURCE_IS_CONTINUOUS, -}; - -static unsigned int __init calibrate_hpt(void) -{ - cycle_t frequency, hpt_start, hpt_end, hpt_count, hz; - - const int loops = HZ / 10; - int log_2_loops = 0; - int i; - - /* - * We want to calibrate for 0.1s, but to avoid a 64-bit - * division we round the number of loops up to the nearest - * power of 2. - */ - while (loops > 1 << log_2_loops) - log_2_loops++; - i = 1 << log_2_loops; - - /* - * Wait for a rising edge of the timer interrupt. - */ - while (mips_timer_state()); - while (!mips_timer_state()); - - /* - * Now see how many high precision timer ticks happen - * during the calculated number of periods between timer - * interrupts. - */ - hpt_start = clocksource_mips.read(); - do { - while (mips_timer_state()); - while (!mips_timer_state()); - } while (--i); - hpt_end = clocksource_mips.read(); - - hpt_count = (hpt_end - hpt_start) & clocksource_mips.mask; - hz = HZ; - frequency = hpt_count * hz; - - return frequency >> log_2_loops; -} - void __init clocksource_set_clock(struct clocksource *cs, unsigned int clock) { u64 temp; @@ -166,16 +109,6 @@ void __cpuinit clockevent_set_clock(struct clock_event_device *cd, cd->mult = (u32) temp; } -static void __init init_mips_clocksource(void) -{ - /* Calclate a somewhat reasonable rating value */ - clocksource_mips.rating = 200 + mips_hpt_frequency / 10000000; - - clocksource_set_clock(&clocksource_mips, mips_hpt_frequency); - - clocksource_register(&clocksource_mips); -} - void __init __weak plat_time_init(void) { } @@ -194,21 +127,42 @@ void __init plat_timer_setup(void) BUG(); } +static __init int cpu_has_mfc0_count_bug(void) +{ + switch (current_cpu_type()) { + case CPU_R4000PC: + case CPU_R4000SC: + case CPU_R4000MC: + /* + * V3.0 is documented as suffering from the mfc0 from count bug. + * Afaik this is the last version of the R4000. Later versions + * were marketed as R4400. + */ + return 1; + + case CPU_R4400PC: + case CPU_R4400SC: + case CPU_R4400MC: + /* + * The published errata for the R4400 upto 3.0 say the CPU + * has the mfc0 from count bug. + */ + if ((current_cpu_data.processor_id & 0xff) <= 0x30) + return 1; + + /* + * I don't have erratas for newer R4400 so be paranoid. + */ + return 1; + } + + return 0; +} + void __init time_init(void) { plat_time_init(); - if (cpu_has_counter && (mips_hpt_frequency || mips_timer_state)) { - /* We know counter frequency. Or we can get it. */ - if (!mips_hpt_frequency) - mips_hpt_frequency = calibrate_hpt(); - - /* Report the high precision timer rate for a reference. */ - printk("Using %u.%03u MHz high precision timer.\n", - ((mips_hpt_frequency + 500) / 1000) / 1000, - ((mips_hpt_frequency + 500) / 1000) % 1000); + if (mips_clockevent_init() || !cpu_has_mfc0_count_bug()) init_mips_clocksource(); - } - - mips_clockevent_init(); } diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c index 38bd33f..c06eb81 100644 --- a/arch/mips/kernel/vpe.c +++ b/arch/mips/kernel/vpe.c @@ -470,7 +470,7 @@ static int apply_r_mips_lo16(struct module *me, uint32_t *location, */ if (v != l->value) { printk(KERN_DEBUG "VPE loader: " - "apply_r_mips_lo16/hi16: " + "apply_r_mips_lo16/hi16: \t" "inconsistent value information\n"); return -ENOEXEC; } @@ -629,7 +629,7 @@ static void simplify_symbols(Elf_Shdr * sechdrs, break; case SHN_MIPS_SCOMMON: - printk(KERN_DEBUG "simplify_symbols: ignoring SHN_MIPS_SCOMMON" + printk(KERN_DEBUG "simplify_symbols: ignoring SHN_MIPS_SCOMMON " "symbol <%s> st_shndx %d\n", strtab + sym[i].st_name, sym[i].st_shndx); // .sbss section diff --git a/arch/mips/math-emu/ieee754.c b/arch/mips/math-emu/ieee754.c index 946aee3..cb1b682 100644 --- a/arch/mips/math-emu/ieee754.c +++ b/arch/mips/math-emu/ieee754.c @@ -108,6 +108,7 @@ int ieee754si_xcpt(int r, const char *op, ...) ax.rv.si = r; va_start(ax.ap, op); ieee754_xcpt(&ax); + va_end(ax.ap); return ax.rv.si; } @@ -122,5 +123,6 @@ s64 ieee754di_xcpt(s64 r, const char *op, ...) ax.rv.di = r; va_start(ax.ap, op); ieee754_xcpt(&ax); + va_end(ax.ap); return ax.rv.di; } diff --git a/arch/mips/math-emu/ieee754dp.c b/arch/mips/math-emu/ieee754dp.c index 3e214aa..6d2d89f 100644 --- a/arch/mips/math-emu/ieee754dp.c +++ b/arch/mips/math-emu/ieee754dp.c @@ -57,6 +57,7 @@ ieee754dp ieee754dp_xcpt(ieee754dp r, const char *op, ...) ax.rv.dp = r; va_start(ax.ap, op); ieee754_xcpt(&ax); + va_end(ax.ap); return ax.rv.dp; } @@ -83,6 +84,7 @@ ieee754dp ieee754dp_nanxcpt(ieee754dp r, const char *op, ...) ax.rv.dp = r; va_start(ax.ap, op); ieee754_xcpt(&ax); + va_end(ax.ap); return ax.rv.dp; } diff --git a/arch/mips/math-emu/ieee754sp.c b/arch/mips/math-emu/ieee754sp.c index adda851..4635340 100644 --- a/arch/mips/math-emu/ieee754sp.c +++ b/arch/mips/math-emu/ieee754sp.c @@ -58,6 +58,7 @@ ieee754sp ieee754sp_xcpt(ieee754sp r, const char *op, ...) ax.rv.sp = r; va_start(ax.ap, op); ieee754_xcpt(&ax); + va_end(ax.ap); return ax.rv.sp; } @@ -84,6 +85,7 @@ ieee754sp ieee754sp_nanxcpt(ieee754sp r, const char *op, ...) ax.rv.sp = r; va_start(ax.ap, op); ieee754_xcpt(&ax); + va_end(ax.ap); return ax.rv.sp; } diff --git a/arch/mips/mipssim/sim_time.c b/arch/mips/mipssim/sim_time.c index bfaafa3..e39bbe9 100644 --- a/arch/mips/mipssim/sim_time.c +++ b/arch/mips/mipssim/sim_time.c @@ -101,9 +101,7 @@ unsigned __init get_c0_compare_int(void) void __init plat_time_init(void) { - unsigned int est_freq, flags; - - local_irq_save(flags); + unsigned int est_freq; /* Set Data mode - binary. */ CMOS_WRITE(CMOS_READ(RTC_CONTROL) | RTC_DM_BINARY, RTC_CONTROL); @@ -114,6 +112,4 @@ void __init plat_time_init(void) (est_freq % 1000000) * 100 / 1000000); cpu_khz = est_freq / 1000; - - local_irq_restore(flags); } diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index 33519ce..ae76795 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -40,16 +40,38 @@ static inline int cpu_is_noncoherent_r10000(struct device *dev) current_cpu_type() == CPU_R12000); } +static gfp_t massage_gfp_flags(const struct device *dev, gfp_t gfp) +{ + /* ignore region specifiers */ + gfp &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); + +#ifdef CONFIG_ZONE_DMA32 + if (dev == NULL) + gfp |= __GFP_DMA; + else if (dev->coherent_dma_mask < DMA_BIT_MASK(24)) + gfp |= __GFP_DMA; + else +#endif +#ifdef CONFIG_ZONE_DMA32 + if (dev->coherent_dma_mask < DMA_BIT_MASK(32)) + gfp |= __GFP_DMA32; + else +#endif + ; + + /* Don't invoke OOM killer */ + gfp |= __GFP_NORETRY; + + return gfp; +} + void *dma_alloc_noncoherent(struct device *dev, size_t size, dma_addr_t * dma_handle, gfp_t gfp) { void *ret; - /* ignore region specifiers */ - gfp &= ~(__GFP_DMA | __GFP_HIGHMEM); + gfp = massage_gfp_flags(dev, gfp); - if (dev == NULL || (dev->coherent_dma_mask < 0xffffffff)) - gfp |= GFP_DMA; ret = (void *) __get_free_pages(gfp, get_order(size)); if (ret != NULL) { @@ -67,11 +89,8 @@ void *dma_alloc_coherent(struct device *dev, size_t size, { void *ret; - /* ignore region specifiers */ - gfp &= ~(__GFP_DMA | __GFP_HIGHMEM); + gfp = massage_gfp_flags(dev, gfp); - if (dev == NULL || (dev->coherent_dma_mask < 0xffffffff)) - gfp |= GFP_DMA; ret = (void *) __get_free_pages(gfp, get_order(size)); if (ret) { @@ -343,7 +362,7 @@ int dma_supported(struct device *dev, u64 mask) * so we can't guarantee allocations that must be * within a tighter range than GFP_DMA.. */ - if (mask < 0x00ffffff) + if (mask < DMA_BIT_MASK(24)) return 0; return 1; diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index ec3b9e9..480dec0 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -347,11 +347,8 @@ static int __init page_is_ram(unsigned long pagenr) void __init paging_init(void) { - unsigned long zones_size[MAX_NR_ZONES] = { 0, }; -#ifndef CONFIG_FLATMEM - unsigned long zholes_size[MAX_NR_ZONES] = { 0, }; - unsigned long i, j, pfn; -#endif + unsigned long max_zone_pfns[MAX_NR_ZONES]; + unsigned long lastpfn; pagetable_init(); @@ -361,35 +358,27 @@ void __init paging_init(void) kmap_coherent_init(); #ifdef CONFIG_ZONE_DMA - if (min_low_pfn < MAX_DMA_PFN && MAX_DMA_PFN <= max_low_pfn) { - zones_size[ZONE_DMA] = MAX_DMA_PFN - min_low_pfn; - zones_size[ZONE_NORMAL] = max_low_pfn - MAX_DMA_PFN; - } else if (max_low_pfn < MAX_DMA_PFN) - zones_size[ZONE_DMA] = max_low_pfn - min_low_pfn; - else + max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN; #endif - zones_size[ZONE_NORMAL] = max_low_pfn - min_low_pfn; - +#ifdef CONFIG_ZONE_DMA32 + max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN; +#endif + max_zone_pfns[ZONE_NORMAL] = max_low_pfn; + lastpfn = max_low_pfn; #ifdef CONFIG_HIGHMEM - zones_size[ZONE_HIGHMEM] = highend_pfn - highstart_pfn; + max_zone_pfns[ZONE_HIGHMEM] = highend_pfn; + lastpfn = highend_pfn; - if (cpu_has_dc_aliases && zones_size[ZONE_HIGHMEM]) { + if (cpu_has_dc_aliases && max_low_pfn != highend_pfn) { printk(KERN_WARNING "This processor doesn't support highmem." - " %ldk highmem ignored\n", zones_size[ZONE_HIGHMEM]); - zones_size[ZONE_HIGHMEM] = 0; + " %ldk highmem ignored\n", + (highend_pfn - max_low_pfn) << (PAGE_SHIFT - 10)); + max_zone_pfns[ZONE_HIGHMEM] = max_low_pfn; + lastpfn = max_low_pfn; } #endif -#ifdef CONFIG_FLATMEM - free_area_init(zones_size); -#else - pfn = min_low_pfn; - for (i = 0; i < MAX_NR_ZONES; i++) - for (j = 0; j < zones_size[i]; j++, pfn++) - if (!page_is_ram(pfn)) - zholes_size[i]++; - free_area_init_node(0, NODE_DATA(0), zones_size, 0, zholes_size); -#endif + free_area_init_nodes(max_zone_pfns); } static struct kcore_list kcore_mem, kcore_vmalloc; diff --git a/arch/mips/pmc-sierra/Kconfig b/arch/mips/pmc-sierra/Kconfig index 6b293ce..90261b8 100644 --- a/arch/mips/pmc-sierra/Kconfig +++ b/arch/mips/pmc-sierra/Kconfig @@ -5,12 +5,14 @@ choice config PMC_MSP4200_EVAL bool "PMC-Sierra MSP4200 Eval Board" select CEVT_R4K + select CSRC_R4K select IRQ_MSP_SLP select HW_HAS_PCI config PMC_MSP4200_GW bool "PMC-Sierra MSP4200 VoIP Gateway" select CEVT_R4K + select CSRC_R4K select IRQ_MSP_SLP select HW_HAS_PCI diff --git a/arch/mips/sgi-ip22/ip22-eisa.c b/arch/mips/sgi-ip22/ip22-eisa.c index 26854fb..1617241 100644 --- a/arch/mips/sgi-ip22/ip22-eisa.c +++ b/arch/mips/sgi-ip22/ip22-eisa.c @@ -36,6 +36,7 @@ #include <asm/sgi/ioc.h> #include <asm/sgi/mc.h> #include <asm/sgi/ip22.h> +#include <asm/i8259.h> /* I2 has four EISA slots. */ #define IP22_EISA_MAX_SLOTS 4 @@ -93,126 +94,11 @@ static irqreturn_t ip22_eisa_intr(int irq, void *dev_id) return IRQ_NONE; } -static void enable_eisa1_irq(unsigned int irq) -{ - u8 mask; - - mask = inb(EISA_INT1_MASK); - mask &= ~((u8) (1 << irq)); - outb(mask, EISA_INT1_MASK); -} - -static unsigned int startup_eisa1_irq(unsigned int irq) -{ - u8 edge; - - /* Only use edge interrupts for EISA */ - - edge = inb(EISA_INT1_EDGE_LEVEL); - edge &= ~((u8) (1 << irq)); - outb(edge, EISA_INT1_EDGE_LEVEL); - - enable_eisa1_irq(irq); - return 0; -} - -static void disable_eisa1_irq(unsigned int irq) -{ - u8 mask; - - mask = inb(EISA_INT1_MASK); - mask |= ((u8) (1 << irq)); - outb(mask, EISA_INT1_MASK); -} - -static void mask_and_ack_eisa1_irq(unsigned int irq) -{ - disable_eisa1_irq(irq); - - outb(0x20, EISA_INT1_CTRL); -} - -static void end_eisa1_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - enable_eisa1_irq(irq); -} - -static struct irq_chip ip22_eisa1_irq_type = { - .name = "IP22 EISA", - .startup = startup_eisa1_irq, - .ack = mask_and_ack_eisa1_irq, - .mask = disable_eisa1_irq, - .mask_ack = mask_and_ack_eisa1_irq, - .unmask = enable_eisa1_irq, - .end = end_eisa1_irq, -}; - -static void enable_eisa2_irq(unsigned int irq) -{ - u8 mask; - - mask = inb(EISA_INT2_MASK); - mask &= ~((u8) (1 << (irq - 8))); - outb(mask, EISA_INT2_MASK); -} - -static unsigned int startup_eisa2_irq(unsigned int irq) -{ - u8 edge; - - /* Only use edge interrupts for EISA */ - - edge = inb(EISA_INT2_EDGE_LEVEL); - edge &= ~((u8) (1 << (irq - 8))); - outb(edge, EISA_INT2_EDGE_LEVEL); - - enable_eisa2_irq(irq); - return 0; -} - -static void disable_eisa2_irq(unsigned int irq) -{ - u8 mask; - - mask = inb(EISA_INT2_MASK); - mask |= ((u8) (1 << (irq - 8))); - outb(mask, EISA_INT2_MASK); -} - -static void mask_and_ack_eisa2_irq(unsigned int irq) -{ - disable_eisa2_irq(irq); - - outb(0x20, EISA_INT2_CTRL); -} - -static void end_eisa2_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - enable_eisa2_irq(irq); -} - -static struct irq_chip ip22_eisa2_irq_type = { - .name = "IP22 EISA", - .startup = startup_eisa2_irq, - .ack = mask_and_ack_eisa2_irq, - .mask = disable_eisa2_irq, - .mask_ack = mask_and_ack_eisa2_irq, - .unmask = enable_eisa2_irq, - .end = end_eisa2_irq, -}; - static struct irqaction eisa_action = { .handler = ip22_eisa_intr, .name = "EISA", }; -static struct irqaction cascade_action = { - .handler = no_action, - .name = "EISA cascade", -}; - int __init ip22_eisa_init(void) { int i, c; @@ -248,29 +134,13 @@ int __init ip22_eisa_init(void) outb(1, EISA_EXT_NMI_RESET_CTRL); udelay(50); /* Wait long enough for the dust to settle */ outb(0, EISA_EXT_NMI_RESET_CTRL); - outb(0x11, EISA_INT1_CTRL); - outb(0x11, EISA_INT2_CTRL); - outb(0, EISA_INT1_MASK); - outb(8, EISA_INT2_MASK); - outb(4, EISA_INT1_MASK); - outb(2, EISA_INT2_MASK); - outb(1, EISA_INT1_MASK); - outb(1, EISA_INT2_MASK); - outb(0xfb, EISA_INT1_MASK); - outb(0xff, EISA_INT2_MASK); outb(0, EISA_DMA2_WRITE_SINGLE); - for (i = SGINT_EISA; i < (SGINT_EISA + EISA_MAX_IRQ); i++) { - if (i < (SGINT_EISA + 8)) - set_irq_chip(i, &ip22_eisa1_irq_type); - else - set_irq_chip(i, &ip22_eisa2_irq_type); - } + init_i8259_irqs(); /* Cannot use request_irq because of kmalloc not being ready at such * an early stage. Yes, I've been bitten... */ setup_irq(SGI_EISA_IRQ, &eisa_action); - setup_irq(SGINT_EISA + 2, &cascade_action); EISA_bus = 1; return 0; diff --git a/arch/mips/sgi-ip22/ip22-nvram.c b/arch/mips/sgi-ip22/ip22-nvram.c index e19d60d..0177566 100644 --- a/arch/mips/sgi-ip22/ip22-nvram.c +++ b/arch/mips/sgi-ip22/ip22-nvram.c @@ -32,19 +32,19 @@ for (x=0; x<100000; x++) __asm__ __volatile__(""); }) #define eeprom_cs_on(ptr) ({ \ - *ptr &= ~EEPROM_DATO; \ - *ptr &= ~EEPROM_ECLK; \ - *ptr &= ~EEPROM_EPROT; \ - delay(); \ - *ptr |= EEPROM_CSEL; \ - *ptr |= EEPROM_ECLK; }) + __raw_writel(__raw_readl(ptr) & ~EEPROM_DATO, ptr); \ + __raw_writel(__raw_readl(ptr) & ~EEPROM_ECLK, ptr); \ + __raw_writel(__raw_readl(ptr) & ~EEPROM_EPROT, ptr); \ + delay(); \ + __raw_writel(__raw_readl(ptr) | EEPROM_CSEL, ptr); \ + __raw_writel(__raw_readl(ptr) | EEPROM_ECLK, ptr); }) #define eeprom_cs_off(ptr) ({ \ - *ptr &= ~EEPROM_ECLK; \ - *ptr &= ~EEPROM_CSEL; \ - *ptr |= EEPROM_EPROT; \ - *ptr |= EEPROM_ECLK; }) + __raw_writel(__raw_readl(ptr) & ~EEPROM_ECLK, ptr); \ + __raw_writel(__raw_readl(ptr) & ~EEPROM_CSEL, ptr); \ + __raw_writel(__raw_readl(ptr) | EEPROM_EPROT, ptr); \ + __raw_writel(__raw_readl(ptr) | EEPROM_ECLK, ptr); }) #define BITS_IN_COMMAND 11 /* @@ -60,15 +60,17 @@ static inline void eeprom_cmd(unsigned int *ctrl, unsigned cmd, unsigned reg) ser_cmd = cmd | (reg << (16 - BITS_IN_COMMAND)); for (i = 0; i < BITS_IN_COMMAND; i++) { if (ser_cmd & (1<<15)) /* if high order bit set */ - writel(readl(ctrl) | EEPROM_DATO, ctrl); + __raw_writel(__raw_readl(ctrl) | EEPROM_DATO, ctrl); else - writel(readl(ctrl) & ~EEPROM_DATO, ctrl); - writel(readl(ctrl) & ~EEPROM_ECLK, ctrl); - writel(readl(ctrl) | EEPROM_ECLK, ctrl); + __raw_writel(__raw_readl(ctrl) & ~EEPROM_DATO, ctrl); + __raw_writel(__raw_readl(ctrl) & ~EEPROM_ECLK, ctrl); + delay(); + __raw_writel(__raw_readl(ctrl) | EEPROM_ECLK, ctrl); + delay(); ser_cmd <<= 1; } /* see data sheet timing diagram */ - writel(readl(ctrl) & ~EEPROM_DATO, ctrl); + __raw_writel(__raw_readl(ctrl) & ~EEPROM_DATO, ctrl); } unsigned short ip22_eeprom_read(unsigned int *ctrl, int reg) @@ -76,18 +78,18 @@ unsigned short ip22_eeprom_read(unsigned int *ctrl, int reg) unsigned short res = 0; int i; - writel(readl(ctrl) & ~EEPROM_EPROT, ctrl); + __raw_writel(__raw_readl(ctrl) & ~EEPROM_EPROT, ctrl); eeprom_cs_on(ctrl); eeprom_cmd(ctrl, EEPROM_READ, reg); /* clock the data ouf of serial mem */ for (i = 0; i < 16; i++) { - writel(readl(ctrl) & ~EEPROM_ECLK, ctrl); + __raw_writel(__raw_readl(ctrl) & ~EEPROM_ECLK, ctrl); delay(); - writel(readl(ctrl) | EEPROM_ECLK, ctrl); + __raw_writel(__raw_readl(ctrl) | EEPROM_ECLK, ctrl); delay(); res <<= 1; - if (readl(ctrl) & EEPROM_DATI) + if (__raw_readl(ctrl) & EEPROM_DATI) res |= 1; } diff --git a/arch/mips/sgi-ip22/ip22-setup.c b/arch/mips/sgi-ip22/ip22-setup.c index 174f09e..5f389ee 100644 --- a/arch/mips/sgi-ip22/ip22-setup.c +++ b/arch/mips/sgi-ip22/ip22-setup.c @@ -31,25 +31,6 @@ unsigned long sgi_gfxaddr; EXPORT_SYMBOL_GPL(sgi_gfxaddr); -/* - * Stop-A is originally a Sun thing that isn't standard on IP22 so to avoid - * accidents it's disabled by default on IP22. - * - * FIXME: provide a mechanism to change the value of stop_a_enabled. - */ -int stop_a_enabled; - -void ip22_do_break(void) -{ - if (!stop_a_enabled) - return; - - printk("\n"); - ArcEnterInteractiveMode(); -} - -EXPORT_SYMBOL(ip22_do_break); - extern void ip22_be_init(void) __init; void __init plat_mem_setup(void) diff --git a/arch/mips/sgi-ip32/ip32-irq.c b/arch/mips/sgi-ip32/ip32-irq.c index aab17dd..cab7cc2 100644 --- a/arch/mips/sgi-ip32/ip32-irq.c +++ b/arch/mips/sgi-ip32/ip32-irq.c @@ -209,18 +209,18 @@ static unsigned long macepci_mask; static void enable_macepci_irq(unsigned int irq) { - macepci_mask |= MACEPCI_CONTROL_INT(irq - 9); + macepci_mask |= MACEPCI_CONTROL_INT(irq - MACEPCI_SCSI0_IRQ); mace->pci.control = macepci_mask; - crime_mask |= 1 << (irq - 1); + crime_mask |= 1 << (irq - CRIME_IRQ_BASE); crime->imask = crime_mask; } static void disable_macepci_irq(unsigned int irq) { - crime_mask &= ~(1 << (irq - 1)); + crime_mask &= ~(1 << (irq - CRIME_IRQ_BASE)); crime->imask = crime_mask; flush_crime_bus(); - macepci_mask &= ~MACEPCI_CONTROL_INT(irq - 9); + macepci_mask &= ~MACEPCI_CONTROL_INT(irq - MACEPCI_SCSI0_IRQ); mace->pci.control = macepci_mask; flush_mace_bus(); } @@ -299,7 +299,7 @@ static void enable_maceisa_irq(unsigned int irq) pr_debug("crime_int %08x enabled\n", crime_int); crime_mask |= crime_int; crime->imask = crime_mask; - maceisa_mask |= 1 << (irq - 33); + maceisa_mask |= 1 << (irq - MACEISA_AUDIO_SW_IRQ); mace->perif.ctrl.imask = maceisa_mask; } @@ -307,7 +307,7 @@ static void disable_maceisa_irq(unsigned int irq) { unsigned int crime_int = 0; - maceisa_mask &= ~(1 << (irq - 33)); + maceisa_mask &= ~(1 << (irq - MACEISA_AUDIO_SW_IRQ)); if (!(maceisa_mask & MACEISA_AUDIO_INT)) crime_int |= MACE_AUDIO_INT; if (!(maceisa_mask & MACEISA_MISC_INT)) @@ -331,7 +331,7 @@ static void mask_and_ack_maceisa_irq(unsigned int irq) case MACEISA_SERIAL2_TDMAPR_IRQ: /* edge triggered */ mace_int = mace->perif.ctrl.istat; - mace_int &= ~(1 << (irq - 33)); + mace_int &= ~(1 << (irq - MACEISA_AUDIO_SW_IRQ)); mace->perif.ctrl.istat = mace_int; break; } @@ -359,13 +359,17 @@ static struct irq_chip ip32_maceisa_interrupt = { static void enable_mace_irq(unsigned int irq) { - crime_mask |= 1 << (irq - 1); + unsigned int bit = irq - CRIME_IRQ_BASE; + + crime_mask |= (1 << bit); crime->imask = crime_mask; } static void disable_mace_irq(unsigned int irq) { - crime_mask &= ~(1 << (irq - 1)); + unsigned int bit = irq - CRIME_IRQ_BASE; + + crime_mask &= ~(1 << bit); crime->imask = crime_mask; flush_crime_bus(); } @@ -489,7 +493,7 @@ void __init arch_init_irq(void) mace->perif.ctrl.imask = 0; mips_cpu_irq_init(); - for (irq = MIPS_CPU_IRQ_BASE + 8; irq <= IP32_IRQ_MAX; irq++) { + for (irq = CRIME_IRQ_BASE; irq <= IP32_IRQ_MAX; irq++) { switch (irq) { case MACE_VID_IN1_IRQ ... MACE_PCI_BRIDGE_IRQ: set_irq_chip(irq, &ip32_mace_interrupt); diff --git a/arch/mips/vr41xx/Kconfig b/arch/mips/vr41xx/Kconfig index eeb089f..559acc0 100644 --- a/arch/mips/vr41xx/Kconfig +++ b/arch/mips/vr41xx/Kconfig @@ -6,6 +6,7 @@ choice config CASIO_E55 bool "CASIO CASSIOPEIA E-10/15/55/65" select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select IRQ_CPU select ISA @@ -15,6 +16,7 @@ config CASIO_E55 config IBM_WORKPAD bool "IBM WorkPad z50" select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select IRQ_CPU select ISA @@ -24,6 +26,7 @@ config IBM_WORKPAD config NEC_CMBVR4133 bool "NEC CMB-VR4133" select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select IRQ_CPU select HW_HAS_PCI @@ -33,6 +36,7 @@ config NEC_CMBVR4133 config TANBAC_TB022X bool "TANBAC VR4131 multichip module and TANBAC VR4131DIMM" select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select IRQ_CPU select HW_HAS_PCI @@ -48,6 +52,7 @@ config TANBAC_TB022X config VICTOR_MPC30X bool "Victor MP-C303/304" select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select IRQ_CPU select HW_HAS_PCI @@ -58,6 +63,7 @@ config VICTOR_MPC30X config ZAO_CAPCELLA bool "ZAO Networks Capcella" select CEVT_R4K + select CSRC_R4K select DMA_NONCOHERENT select IRQ_CPU select HW_HAS_PCI diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 18f397ca..232c298 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -187,6 +187,11 @@ config FORCE_MAX_ZONEORDER default "9" if PPC_64K_PAGES default "13" +config HUGETLB_PAGE_SIZE_VARIABLE + bool + depends on HUGETLB_PAGE + default y + config MATH_EMULATION bool "Math emulation" depends on 4xx || 8xx || E200 || PPC_MPC832x || E500 diff --git a/arch/powerpc/boot/dts/mpc832x_mds.dts b/arch/powerpc/boot/dts/mpc832x_mds.dts index fcd333c..c64f303 100644 --- a/arch/powerpc/boot/dts/mpc832x_mds.dts +++ b/arch/powerpc/boot/dts/mpc832x_mds.dts @@ -57,12 +57,19 @@ }; i2c@3000 { + #address-cells = <1>; + #size-cells = <0>; device_type = "i2c"; compatible = "fsl-i2c"; reg = <3000 100>; interrupts = <e 8>; interrupt-parent = < &ipic >; dfsrr; + + rtc@68 { + compatible = "dallas,ds1374"; + reg = <68>; + }; }; serial@4500 { @@ -104,7 +111,7 @@ reg = <700 100>; device_type = "ipic"; }; - + par_io@1400 { reg = <1400 100>; device_type = "par_io"; @@ -117,7 +124,6 @@ 3 5 1 0 2 0 /* MDC */ 0 d 2 0 1 0 /* RX_CLK (CLK9) */ 3 18 2 0 1 0 /* TX_CLK (CLK10) */ - 1 1 1 0 1 0 /* TxD1 */ 1 0 1 0 1 0 /* TxD0 */ 1 1 1 0 1 0 /* TxD1 */ 1 2 1 0 1 0 /* TxD2 */ @@ -165,11 +171,11 @@ reg = <e0100000 480>; brg-frequency = <0>; bus-frequency = <BCD3D80>; - + muram@10000 { device_type = "muram"; ranges = <0 00010000 00004000>; - + data-only@0 { reg = <0 4000>; }; @@ -228,7 +234,7 @@ compatible = "ucc_geth"; model = "UCC"; device-id = <4>; - reg = <3000 200>; + reg = <3200 200>; interrupts = <23>; interrupt-parent = < &qeic >; /* diff --git a/arch/powerpc/boot/dts/mpc834x_mds.dts b/arch/powerpc/boot/dts/mpc834x_mds.dts index e5a84ef..49363f8 100644 --- a/arch/powerpc/boot/dts/mpc834x_mds.dts +++ b/arch/powerpc/boot/dts/mpc834x_mds.dts @@ -57,15 +57,24 @@ }; i2c@3000 { + #address-cells = <1>; + #size-cells = <0>; device_type = "i2c"; compatible = "fsl-i2c"; reg = <3000 100>; interrupts = <e 8>; interrupt-parent = < &ipic >; dfsrr; + + rtc@68 { + compatible = "dallas,ds1374"; + reg = <68>; + }; }; i2c@3100 { + #address-cells = <1>; + #size-cells = <0>; device_type = "i2c"; compatible = "fsl-i2c"; reg = <3100 100>; diff --git a/arch/powerpc/boot/dts/mpc836x_mds.dts b/arch/powerpc/boot/dts/mpc836x_mds.dts index fbd1573..0b2d2b5 100644 --- a/arch/powerpc/boot/dts/mpc836x_mds.dts +++ b/arch/powerpc/boot/dts/mpc836x_mds.dts @@ -62,15 +62,24 @@ }; i2c@3000 { + #address-cells = <1>; + #size-cells = <0>; device_type = "i2c"; compatible = "fsl-i2c"; reg = <3000 100>; interrupts = <e 8>; interrupt-parent = < &ipic >; dfsrr; + + rtc@68 { + compatible = "dallas,ds1374"; + reg = <68>; + }; }; i2c@3100 { + #address-cells = <1>; + #size-cells = <0>; device_type = "i2c"; compatible = "fsl-i2c"; reg = <3100 100>; diff --git a/arch/powerpc/boot/dts/mpc8544ds.dts b/arch/powerpc/boot/dts/mpc8544ds.dts index 3f9d15c..6c608de 100644 --- a/arch/powerpc/boot/dts/mpc8544ds.dts +++ b/arch/powerpc/boot/dts/mpc8544ds.dts @@ -272,24 +272,24 @@ clock-frequency = <1fca055>; interrupt-parent = <&mpic>; interrupts = <1b 2>; - interrupt-map-mask = <fb00 0 0 0>; + interrupt-map-mask = <ff00 0 0 1>; interrupt-map = < // IDSEL 0x1c USB - e000 0 0 0 &i8259 c 2 - e100 0 0 0 &i8259 9 2 - e200 0 0 0 &i8259 a 2 - e300 0 0 0 &i8259 b 2 + e000 0 0 1 &i8259 c 2 + e100 0 0 1 &i8259 9 2 + e200 0 0 1 &i8259 a 2 + e300 0 0 1 &i8259 b 2 // IDSEL 0x1d Audio - e800 0 0 0 &i8259 6 2 + e800 0 0 1 &i8259 6 2 // IDSEL 0x1e Legacy - f000 0 0 0 &i8259 7 2 - f100 0 0 0 &i8259 7 2 + f000 0 0 1 &i8259 7 2 + f100 0 0 1 &i8259 7 2 // IDSEL 0x1f IDE/SATA - f800 0 0 0 &i8259 e 2 - f900 0 0 0 &i8259 5 2 + f800 0 0 1 &i8259 e 2 + f900 0 0 1 &i8259 5 2 >; pcie@0 { diff --git a/arch/powerpc/boot/dts/mpc8572ds.dts b/arch/powerpc/boot/dts/mpc8572ds.dts index d638dee..0eb44fb 100644 --- a/arch/powerpc/boot/dts/mpc8572ds.dts +++ b/arch/powerpc/boot/dts/mpc8572ds.dts @@ -219,36 +219,120 @@ clock-frequency = <1fca055>; interrupt-parent = <&mpic>; interrupts = <18 2>; - interrupt-map-mask = <fb00 0 0 0>; + interrupt-map-mask = <ff00 0 0 7>; interrupt-map = < - /* IDSEL 0x11 - PCI slot 1 */ + /* IDSEL 0x11 func 0 - PCI slot 1 */ 8800 0 0 1 &mpic 2 1 8800 0 0 2 &mpic 3 1 8800 0 0 3 &mpic 4 1 8800 0 0 4 &mpic 1 1 - /* IDSEL 0x12 - PCI slot 2 */ + /* IDSEL 0x11 func 1 - PCI slot 1 */ + 8900 0 0 1 &mpic 2 1 + 8900 0 0 2 &mpic 3 1 + 8900 0 0 3 &mpic 4 1 + 8900 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 2 - PCI slot 1 */ + 8a00 0 0 1 &mpic 2 1 + 8a00 0 0 2 &mpic 3 1 + 8a00 0 0 3 &mpic 4 1 + 8a00 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 3 - PCI slot 1 */ + 8b00 0 0 1 &mpic 2 1 + 8b00 0 0 2 &mpic 3 1 + 8b00 0 0 3 &mpic 4 1 + 8b00 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 4 - PCI slot 1 */ + 8c00 0 0 1 &mpic 2 1 + 8c00 0 0 2 &mpic 3 1 + 8c00 0 0 3 &mpic 4 1 + 8c00 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 5 - PCI slot 1 */ + 8d00 0 0 1 &mpic 2 1 + 8d00 0 0 2 &mpic 3 1 + 8d00 0 0 3 &mpic 4 1 + 8d00 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 6 - PCI slot 1 */ + 8e00 0 0 1 &mpic 2 1 + 8e00 0 0 2 &mpic 3 1 + 8e00 0 0 3 &mpic 4 1 + 8e00 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 7 - PCI slot 1 */ + 8f00 0 0 1 &mpic 2 1 + 8f00 0 0 2 &mpic 3 1 + 8f00 0 0 3 &mpic 4 1 + 8f00 0 0 4 &mpic 1 1 + + /* IDSEL 0x12 func 0 - PCI slot 2 */ 9000 0 0 1 &mpic 3 1 9000 0 0 2 &mpic 4 1 9000 0 0 3 &mpic 1 1 9000 0 0 4 &mpic 2 1 + /* IDSEL 0x12 func 1 - PCI slot 2 */ + 9100 0 0 1 &mpic 3 1 + 9100 0 0 2 &mpic 4 1 + 9100 0 0 3 &mpic 1 1 + 9100 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 2 - PCI slot 2 */ + 9200 0 0 1 &mpic 3 1 + 9200 0 0 2 &mpic 4 1 + 9200 0 0 3 &mpic 1 1 + 9200 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 3 - PCI slot 2 */ + 9300 0 0 1 &mpic 3 1 + 9300 0 0 2 &mpic 4 1 + 9300 0 0 3 &mpic 1 1 + 9300 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 4 - PCI slot 2 */ + 9400 0 0 1 &mpic 3 1 + 9400 0 0 2 &mpic 4 1 + 9400 0 0 3 &mpic 1 1 + 9400 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 5 - PCI slot 2 */ + 9500 0 0 1 &mpic 3 1 + 9500 0 0 2 &mpic 4 1 + 9500 0 0 3 &mpic 1 1 + 9500 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 6 - PCI slot 2 */ + 9600 0 0 1 &mpic 3 1 + 9600 0 0 2 &mpic 4 1 + 9600 0 0 3 &mpic 1 1 + 9600 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 7 - PCI slot 2 */ + 9700 0 0 1 &mpic 3 1 + 9700 0 0 2 &mpic 4 1 + 9700 0 0 3 &mpic 1 1 + 9700 0 0 4 &mpic 2 1 + // IDSEL 0x1c USB - e000 0 0 0 &i8259 c 2 - e100 0 0 0 &i8259 9 2 - e200 0 0 0 &i8259 a 2 - e300 0 0 0 &i8259 b 2 + e000 0 0 1 &i8259 c 2 + e100 0 0 1 &i8259 9 2 + e200 0 0 1 &i8259 a 2 + e300 0 0 1 &i8259 b 2 // IDSEL 0x1d Audio - e800 0 0 0 &i8259 6 2 + e800 0 0 1 &i8259 6 2 // IDSEL 0x1e Legacy - f000 0 0 0 &i8259 7 2 - f100 0 0 0 &i8259 7 2 + f000 0 0 1 &i8259 7 2 + f100 0 0 1 &i8259 7 2 // IDSEL 0x1f IDE/SATA - f800 0 0 0 &i8259 e 2 - f900 0 0 0 &i8259 5 2 + f800 0 0 1 &i8259 e 2 + f900 0 0 1 &i8259 5 2 >; diff --git a/arch/powerpc/boot/dts/mpc8641_hpcn.dts b/arch/powerpc/boot/dts/mpc8641_hpcn.dts index 3677659..abb26dc 100644 --- a/arch/powerpc/boot/dts/mpc8641_hpcn.dts +++ b/arch/powerpc/boot/dts/mpc8641_hpcn.dts @@ -235,36 +235,120 @@ clock-frequency = <1fca055>; interrupt-parent = <&mpic>; interrupts = <18 2>; - interrupt-map-mask = <fb00 0 0 0>; + interrupt-map-mask = <ff00 0 0 7>; interrupt-map = < - /* IDSEL 0x11 */ - 8800 0 0 1 &i8259 9 2 - 8800 0 0 2 &i8259 a 2 - 8800 0 0 3 &i8259 b 2 - 8800 0 0 4 &i8259 c 2 - - /* IDSEL 0x12 */ - 9000 0 0 1 &i8259 a 2 - 9000 0 0 2 &i8259 b 2 - 9000 0 0 3 &i8259 c 2 - 9000 0 0 4 &i8259 9 2 + /* IDSEL 0x11 func 0 - PCI slot 1 */ + 8800 0 0 1 &mpic 2 1 + 8800 0 0 2 &mpic 3 1 + 8800 0 0 3 &mpic 4 1 + 8800 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 1 - PCI slot 1 */ + 8900 0 0 1 &mpic 2 1 + 8900 0 0 2 &mpic 3 1 + 8900 0 0 3 &mpic 4 1 + 8900 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 2 - PCI slot 1 */ + 8a00 0 0 1 &mpic 2 1 + 8a00 0 0 2 &mpic 3 1 + 8a00 0 0 3 &mpic 4 1 + 8a00 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 3 - PCI slot 1 */ + 8b00 0 0 1 &mpic 2 1 + 8b00 0 0 2 &mpic 3 1 + 8b00 0 0 3 &mpic 4 1 + 8b00 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 4 - PCI slot 1 */ + 8c00 0 0 1 &mpic 2 1 + 8c00 0 0 2 &mpic 3 1 + 8c00 0 0 3 &mpic 4 1 + 8c00 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 5 - PCI slot 1 */ + 8d00 0 0 1 &mpic 2 1 + 8d00 0 0 2 &mpic 3 1 + 8d00 0 0 3 &mpic 4 1 + 8d00 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 6 - PCI slot 1 */ + 8e00 0 0 1 &mpic 2 1 + 8e00 0 0 2 &mpic 3 1 + 8e00 0 0 3 &mpic 4 1 + 8e00 0 0 4 &mpic 1 1 + + /* IDSEL 0x11 func 7 - PCI slot 1 */ + 8f00 0 0 1 &mpic 2 1 + 8f00 0 0 2 &mpic 3 1 + 8f00 0 0 3 &mpic 4 1 + 8f00 0 0 4 &mpic 1 1 + + /* IDSEL 0x12 func 0 - PCI slot 2 */ + 9000 0 0 1 &mpic 3 1 + 9000 0 0 2 &mpic 4 1 + 9000 0 0 3 &mpic 1 1 + 9000 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 1 - PCI slot 2 */ + 9100 0 0 1 &mpic 3 1 + 9100 0 0 2 &mpic 4 1 + 9100 0 0 3 &mpic 1 1 + 9100 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 2 - PCI slot 2 */ + 9200 0 0 1 &mpic 3 1 + 9200 0 0 2 &mpic 4 1 + 9200 0 0 3 &mpic 1 1 + 9200 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 3 - PCI slot 2 */ + 9300 0 0 1 &mpic 3 1 + 9300 0 0 2 &mpic 4 1 + 9300 0 0 3 &mpic 1 1 + 9300 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 4 - PCI slot 2 */ + 9400 0 0 1 &mpic 3 1 + 9400 0 0 2 &mpic 4 1 + 9400 0 0 3 &mpic 1 1 + 9400 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 5 - PCI slot 2 */ + 9500 0 0 1 &mpic 3 1 + 9500 0 0 2 &mpic 4 1 + 9500 0 0 3 &mpic 1 1 + 9500 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 6 - PCI slot 2 */ + 9600 0 0 1 &mpic 3 1 + 9600 0 0 2 &mpic 4 1 + 9600 0 0 3 &mpic 1 1 + 9600 0 0 4 &mpic 2 1 + + /* IDSEL 0x12 func 7 - PCI slot 2 */ + 9700 0 0 1 &mpic 3 1 + 9700 0 0 2 &mpic 4 1 + 9700 0 0 3 &mpic 1 1 + 9700 0 0 4 &mpic 2 1 // IDSEL 0x1c USB - e000 0 0 0 &i8259 c 2 - e100 0 0 0 &i8259 9 2 - e200 0 0 0 &i8259 a 2 - e300 0 0 0 &i8259 b 2 + e000 0 0 1 &i8259 c 2 + e100 0 0 1 &i8259 9 2 + e200 0 0 1 &i8259 a 2 + e300 0 0 1 &i8259 b 2 // IDSEL 0x1d Audio - e800 0 0 0 &i8259 6 2 + e800 0 0 1 &i8259 6 2 // IDSEL 0x1e Legacy - f000 0 0 0 &i8259 7 2 - f100 0 0 0 &i8259 7 2 + f000 0 0 1 &i8259 7 2 + f100 0 0 1 &i8259 7 2 // IDSEL 0x1f IDE/SATA - f800 0 0 0 &i8259 e 2 - f900 0 0 0 &i8259 5 2 + f800 0 0 1 &i8259 e 2 + f900 0 0 1 &i8259 5 2 >; pcie@0 { diff --git a/arch/powerpc/configs/mpc832x_mds_defconfig b/arch/powerpc/configs/mpc832x_mds_defconfig index dd68d18..e069018 100644 --- a/arch/powerpc/configs/mpc832x_mds_defconfig +++ b/arch/powerpc/configs/mpc832x_mds_defconfig @@ -774,7 +774,53 @@ CONFIG_USB_ARCH_HAS_EHCI=y # CONFIG_NEW_LEDS is not set # CONFIG_INFINIBAND is not set # CONFIG_EDAC is not set -# CONFIG_RTC_CLASS is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set + +# +# RTC interfaces +# +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set + +# +# I2C RTC drivers +# +# CONFIG_RTC_DRV_DS1307 is not set +CONFIG_RTC_DRV_DS1374=y +# CONFIG_RTC_DRV_DS1672 is not set +# CONFIG_RTC_DRV_MAX6900 is not set +# CONFIG_RTC_DRV_RS5C372 is not set +# CONFIG_RTC_DRV_ISL1208 is not set +# CONFIG_RTC_DRV_X1205 is not set +# CONFIG_RTC_DRV_PCF8563 is not set +# CONFIG_RTC_DRV_PCF8583 is not set +# CONFIG_RTC_DRV_M41T80 is not set + +# +# SPI RTC drivers +# + +# +# Platform RTC drivers +# +# CONFIG_RTC_DRV_CMOS is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_V3020 is not set + +# +# on-CPU RTC drivers +# # # DMA Engine support diff --git a/arch/powerpc/configs/mpc832x_rdb_defconfig b/arch/powerpc/configs/mpc832x_rdb_defconfig index 4f39102..7a5b13f 100644 --- a/arch/powerpc/configs/mpc832x_rdb_defconfig +++ b/arch/powerpc/configs/mpc832x_rdb_defconfig @@ -685,8 +685,21 @@ CONFIG_I2C_MPC=y # # SPI support # -# CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set +CONFIG_SPI=y +CONFIG_SPI_MASTER=y + +# +# SPI Master Controller Drivers +# +CONFIG_SPI_BITBANG=y +CONFIG_SPI_MPC83xx=y + +# +# SPI Protocol Masters +# +# CONFIG_SPI_AT25 is not set +# CONFIG_SPI_SPIDEV is not set +# CONFIG_SPI_TLE62X0 is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set CONFIG_HWMON=y @@ -710,6 +723,7 @@ CONFIG_HWMON=y # CONFIG_SENSORS_GL520SM is not set # CONFIG_SENSORS_IT87 is not set # CONFIG_SENSORS_LM63 is not set +# CONFIG_SENSORS_LM70 is not set # CONFIG_SENSORS_LM75 is not set # CONFIG_SENSORS_LM77 is not set # CONFIG_SENSORS_LM78 is not set @@ -896,7 +910,24 @@ CONFIG_USB_MON=y # USB Gadget Support # # CONFIG_USB_GADGET is not set -# CONFIG_MMC is not set +CONFIG_MMC=y +# CONFIG_MMC_DEBUG is not set +# CONFIG_MMC_UNSAFE_RESUME is not set + +# +# MMC/SD Card Drivers +# +CONFIG_MMC_BLOCK=y +CONFIG_MMC_BLOCK_BOUNCE=y +# CONFIG_SDIO_UART is not set + +# +# MMC/SD Host Controller Drivers +# +# CONFIG_MMC_SDHCI is not set +# CONFIG_MMC_WBSD is not set +# CONFIG_MMC_TIFM_SD is not set +CONFIG_MMC_SPI=y # CONFIG_NEW_LEDS is not set # CONFIG_INFINIBAND is not set # CONFIG_EDAC is not set @@ -1101,9 +1132,9 @@ CONFIG_UCC=y CONFIG_BITREVERSE=y # CONFIG_CRC_CCITT is not set # CONFIG_CRC16 is not set -# CONFIG_CRC_ITU_T is not set +CONFIG_CRC_ITU_T=y CONFIG_CRC32=y -# CONFIG_CRC7 is not set +CONFIG_CRC7=y # CONFIG_LIBCRC32C is not set CONFIG_PLIST=y CONFIG_HAS_IOMEM=y diff --git a/arch/powerpc/configs/mpc834x_itx_defconfig b/arch/powerpc/configs/mpc834x_itx_defconfig index eb28dd8..ba512d1 100644 --- a/arch/powerpc/configs/mpc834x_itx_defconfig +++ b/arch/powerpc/configs/mpc834x_itx_defconfig @@ -867,7 +867,7 @@ CONFIG_USB_EHCI_ROOT_HUB_TT=y CONFIG_USB_EHCI_FSL=y # CONFIG_USB_ISP116X_HCD is not set # CONFIG_USB_OHCI_HCD is not set -# CONFIG_USB_UHCI_HCD is not set +CONFIG_USB_UHCI_HCD=y # CONFIG_USB_SL811_HCD is not set # CONFIG_USB_R8A66597_HCD is not set diff --git a/arch/powerpc/configs/mpc834x_itxgp_defconfig b/arch/powerpc/configs/mpc834x_itxgp_defconfig index 22b9546..9faa948 100644 --- a/arch/powerpc/configs/mpc834x_itxgp_defconfig +++ b/arch/powerpc/configs/mpc834x_itxgp_defconfig @@ -760,15 +760,101 @@ CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y -# CONFIG_USB is not set +CONFIG_USB=y +# CONFIG_USB_DEBUG is not set + +# +# Miscellaneous USB options +# +# CONFIG_USB_DEVICEFS is not set +CONFIG_USB_DEVICE_CLASS=y +# CONFIG_USB_DYNAMIC_MINORS is not set +# CONFIG_USB_OTG is not set + +# +# USB Host Controller Drivers +# +CONFIG_USB_EHCI_HCD=y +# CONFIG_USB_EHCI_SPLIT_ISO is not set CONFIG_USB_EHCI_ROOT_HUB_TT=y +# CONFIG_USB_EHCI_TT_NEWSCHED is not set CONFIG_USB_EHCI_FSL=y +# CONFIG_USB_ISP116X_HCD is not set +# CONFIG_USB_OHCI_HCD is not set +CONFIG_USB_UHCI_HCD=y +# CONFIG_USB_SL811_HCD is not set +# CONFIG_USB_R8A66597_HCD is not set + +# +# USB Device Class drivers +# +# CONFIG_USB_ACM is not set +# CONFIG_USB_PRINTER is not set # # NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' # # +# may also be needed; see USB_STORAGE Help for more information +# +CONFIG_USB_STORAGE=y +# CONFIG_USB_STORAGE_DEBUG is not set +# CONFIG_USB_STORAGE_DATAFAB is not set +# CONFIG_USB_STORAGE_FREECOM is not set +# CONFIG_USB_STORAGE_DPCM is not set +# CONFIG_USB_STORAGE_USBAT is not set +# CONFIG_USB_STORAGE_SDDR09 is not set +# CONFIG_USB_STORAGE_SDDR55 is not set +# CONFIG_USB_STORAGE_JUMPSHOT is not set +# CONFIG_USB_STORAGE_ALAUDA is not set +# CONFIG_USB_STORAGE_KARMA is not set +# CONFIG_USB_LIBUSUAL is not set + +# +# USB Imaging devices +# +# CONFIG_USB_MDC800 is not set +# CONFIG_USB_MICROTEK is not set +CONFIG_USB_MON=y + +# +# USB port drivers +# + +# +# USB Serial Converter support +# +# CONFIG_USB_SERIAL is not set + +# +# USB Miscellaneous drivers +# +# CONFIG_USB_EMI62 is not set +# CONFIG_USB_EMI26 is not set +# CONFIG_USB_ADUTUX is not set +# CONFIG_USB_AUERSWALD is not set +# CONFIG_USB_RIO500 is not set +# CONFIG_USB_LEGOTOWER is not set +# CONFIG_USB_LCD is not set +# CONFIG_USB_BERRY_CHARGE is not set +# CONFIG_USB_LED is not set +# CONFIG_USB_CYPRESS_CY7C63 is not set +# CONFIG_USB_CYTHERM is not set +# CONFIG_USB_PHIDGET is not set +# CONFIG_USB_IDMOUSE is not set +# CONFIG_USB_FTDI_ELAN is not set +# CONFIG_USB_APPLEDISPLAY is not set +# CONFIG_USB_SISUSBVGA is not set +# CONFIG_USB_LD is not set +# CONFIG_USB_TRANCEVIBRATOR is not set +# CONFIG_USB_IOWARRIOR is not set + +# +# USB DSL modem support +# + +# # USB Gadget Support # # CONFIG_USB_GADGET is not set diff --git a/arch/powerpc/configs/mpc834x_mds_defconfig b/arch/powerpc/configs/mpc834x_mds_defconfig index e59a88e..356f736 100644 --- a/arch/powerpc/configs/mpc834x_mds_defconfig +++ b/arch/powerpc/configs/mpc834x_mds_defconfig @@ -721,7 +721,53 @@ CONFIG_USB_EHCI_FSL=y # CONFIG_NEW_LEDS is not set # CONFIG_INFINIBAND is not set # CONFIG_EDAC is not set -# CONFIG_RTC_CLASS is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set + +# +# RTC interfaces +# +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set + +# +# I2C RTC drivers +# +# CONFIG_RTC_DRV_DS1307 is not set +CONFIG_RTC_DRV_DS1374=y +# CONFIG_RTC_DRV_DS1672 is not set +# CONFIG_RTC_DRV_MAX6900 is not set +# CONFIG_RTC_DRV_RS5C372 is not set +# CONFIG_RTC_DRV_ISL1208 is not set +# CONFIG_RTC_DRV_X1205 is not set +# CONFIG_RTC_DRV_PCF8563 is not set +# CONFIG_RTC_DRV_PCF8583 is not set +# CONFIG_RTC_DRV_M41T80 is not set + +# +# SPI RTC drivers +# + +# +# Platform RTC drivers +# +# CONFIG_RTC_DRV_CMOS is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_V3020 is not set + +# +# on-CPU RTC drivers +# # # DMA Engine support diff --git a/arch/powerpc/configs/mpc836x_mds_defconfig b/arch/powerpc/configs/mpc836x_mds_defconfig index 7565752..1b4d375 100644 --- a/arch/powerpc/configs/mpc836x_mds_defconfig +++ b/arch/powerpc/configs/mpc836x_mds_defconfig @@ -773,7 +773,53 @@ CONFIG_USB_ARCH_HAS_EHCI=y # CONFIG_NEW_LEDS is not set # CONFIG_INFINIBAND is not set # CONFIG_EDAC is not set -# CONFIG_RTC_CLASS is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set + +# +# RTC interfaces +# +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set + +# +# I2C RTC drivers +# +# CONFIG_RTC_DRV_DS1307 is not set +CONFIG_RTC_DRV_DS1374=y +# CONFIG_RTC_DRV_DS1672 is not set +# CONFIG_RTC_DRV_MAX6900 is not set +# CONFIG_RTC_DRV_RS5C372 is not set +# CONFIG_RTC_DRV_ISL1208 is not set +# CONFIG_RTC_DRV_X1205 is not set +# CONFIG_RTC_DRV_PCF8563 is not set +# CONFIG_RTC_DRV_PCF8583 is not set +# CONFIG_RTC_DRV_M41T80 is not set + +# +# SPI RTC drivers +# + +# +# Platform RTC drivers +# +# CONFIG_RTC_DRV_CMOS is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_V3020 is not set + +# +# on-CPU RTC drivers +# # # DMA Engine support diff --git a/arch/powerpc/configs/mpc8568mds_defconfig b/arch/powerpc/configs/mpc8568mds_defconfig index 883d8af..d665e7a 100644 --- a/arch/powerpc/configs/mpc8568mds_defconfig +++ b/arch/powerpc/configs/mpc8568mds_defconfig @@ -768,7 +768,53 @@ CONFIG_USB_ARCH_HAS_EHCI=y # CONFIG_NEW_LEDS is not set # CONFIG_INFINIBAND is not set # CONFIG_EDAC is not set -# CONFIG_RTC_CLASS is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set + +# +# RTC interfaces +# +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set + +# +# I2C RTC drivers +# +# CONFIG_RTC_DRV_DS1307 is not set +CONFIG_RTC_DRV_DS1374=y +# CONFIG_RTC_DRV_DS1672 is not set +# CONFIG_RTC_DRV_MAX6900 is not set +# CONFIG_RTC_DRV_RS5C372 is not set +# CONFIG_RTC_DRV_ISL1208 is not set +# CONFIG_RTC_DRV_X1205 is not set +# CONFIG_RTC_DRV_PCF8563 is not set +# CONFIG_RTC_DRV_PCF8583 is not set +# CONFIG_RTC_DRV_M41T80 is not set + +# +# SPI RTC drivers +# + +# +# Platform RTC drivers +# +# CONFIG_RTC_DRV_CMOS is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_V3020 is not set + +# +# on-CPU RTC drivers +# # # DMA Engine support diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 2c8e756..d67bcd8 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -284,6 +284,10 @@ int main(void) DEFINE(CFG_SYSCALL_MAP32, offsetof(struct vdso_data, syscall_map_32)); DEFINE(WTOM_CLOCK_SEC, offsetof(struct vdso_data, wtom_clock_sec)); DEFINE(WTOM_CLOCK_NSEC, offsetof(struct vdso_data, wtom_clock_nsec)); + DEFINE(CFG_ICACHE_BLOCKSZ, offsetof(struct vdso_data, icache_block_size)); + DEFINE(CFG_DCACHE_BLOCKSZ, offsetof(struct vdso_data, dcache_block_size)); + DEFINE(CFG_ICACHE_LOGBLOCKSZ, offsetof(struct vdso_data, icache_log_block_size)); + DEFINE(CFG_DCACHE_LOGBLOCKSZ, offsetof(struct vdso_data, dcache_log_block_size)); #ifdef CONFIG_PPC64 DEFINE(CFG_SYSCALL_MAP64, offsetof(struct vdso_data, syscall_map_64)); DEFINE(TVAL64_TV_SEC, offsetof(struct timeval, tv_sec)); diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c index 2147807..053cac1 100644 --- a/arch/powerpc/kernel/rtas.c +++ b/arch/powerpc/kernel/rtas.c @@ -19,6 +19,9 @@ #include <linux/init.h> #include <linux/capability.h> #include <linux/delay.h> +#include <linux/smp.h> +#include <linux/completion.h> +#include <linux/cpumask.h> #include <asm/prom.h> #include <asm/rtas.h> @@ -34,6 +37,8 @@ #include <asm/lmb.h> #include <asm/udbg.h> #include <asm/syscalls.h> +#include <asm/smp.h> +#include <asm/atomic.h> struct rtas_t rtas = { .lock = SPIN_LOCK_UNLOCKED @@ -41,8 +46,10 @@ struct rtas_t rtas = { EXPORT_SYMBOL(rtas); struct rtas_suspend_me_data { - long waiting; - struct rtas_args *args; + atomic_t working; /* number of cpus accessing this struct */ + int token; /* ibm,suspend-me */ + int error; + struct completion *complete; /* wait on this until working == 0 */ }; DEFINE_SPINLOCK(rtas_data_buf_lock); @@ -631,18 +638,18 @@ void rtas_halt(void) /* Must be in the RMO region, so we place it here */ static char rtas_os_term_buf[2048]; -void rtas_os_term(char *str) +void rtas_panic_msg(char *str) { - int status; + snprintf(rtas_os_term_buf, 2048, "OS panic: %s", str); +} - if (panic_timeout) - return; +void rtas_os_term(void) +{ + int status; if (RTAS_UNKNOWN_SERVICE == rtas_token("ibm,os-term")) return; - snprintf(rtas_os_term_buf, 2048, "OS panic: %s", str); - do { status = rtas_call(rtas_token("ibm,os-term"), 1, 1, NULL, __pa(rtas_os_term_buf)); @@ -657,50 +664,62 @@ static int ibm_suspend_me_token = RTAS_UNKNOWN_SERVICE; #ifdef CONFIG_PPC_PSERIES static void rtas_percpu_suspend_me(void *info) { - int i; long rc; - long flags; + unsigned long msr_save; + int cpu; struct rtas_suspend_me_data *data = (struct rtas_suspend_me_data *)info; - /* - * We use "waiting" to indicate our state. As long - * as it is >0, we are still trying to all join up. - * If it goes to 0, we have successfully joined up and - * one thread got H_CONTINUE. If any error happens, - * we set it to <0. - */ - local_irq_save(flags); - do { - rc = plpar_hcall_norets(H_JOIN); - smp_rmb(); - } while (rc == H_SUCCESS && data->waiting > 0); - if (rc == H_SUCCESS) - goto out; + atomic_inc(&data->working); + + /* really need to ensure MSR.EE is off for H_JOIN */ + msr_save = mfmsr(); + mtmsr(msr_save & ~(MSR_EE)); + + rc = plpar_hcall_norets(H_JOIN); - if (rc == H_CONTINUE) { - data->waiting = 0; - data->args->args[data->args->nargs] = - rtas_call(ibm_suspend_me_token, 0, 1, NULL); - for_each_possible_cpu(i) - plpar_hcall_norets(H_PROD,i); + mtmsr(msr_save); + + if (rc == H_SUCCESS) { + /* This cpu was prodded and the suspend is complete. */ + goto out; + } else if (rc == H_CONTINUE) { + /* All other cpus are in H_JOIN, this cpu does + * the suspend. + */ + printk(KERN_DEBUG "calling ibm,suspend-me on cpu %i\n", + smp_processor_id()); + data->error = rtas_call(data->token, 0, 1, NULL); + + if (data->error) + printk(KERN_DEBUG "ibm,suspend-me returned %d\n", + data->error); } else { - data->waiting = -EBUSY; - printk(KERN_ERR "Error on H_JOIN hypervisor call\n"); + printk(KERN_ERR "H_JOIN on cpu %i failed with rc = %ld\n", + smp_processor_id(), rc); + data->error = rc; } - + /* This cpu did the suspend or got an error; in either case, + * we need to prod all other other cpus out of join state. + * Extra prods are harmless. + */ + for_each_online_cpu(cpu) + plpar_hcall_norets(H_PROD, get_hard_smp_processor_id(cpu)); out: - local_irq_restore(flags); - return; + if (atomic_dec_return(&data->working) == 0) + complete(data->complete); } static int rtas_ibm_suspend_me(struct rtas_args *args) { - int i; long state; long rc; unsigned long retbuf[PLPAR_HCALL_BUFSIZE]; struct rtas_suspend_me_data data; + DECLARE_COMPLETION_ONSTACK(done); + + if (!rtas_service_present("ibm,suspend-me")) + return -ENOSYS; /* Make sure the state is valid */ rc = plpar_hcall(H_VASI_STATE, retbuf, @@ -721,25 +740,23 @@ static int rtas_ibm_suspend_me(struct rtas_args *args) return 0; } - data.waiting = 1; - data.args = args; + atomic_set(&data.working, 0); + data.token = rtas_token("ibm,suspend-me"); + data.error = 0; + data.complete = &done; /* Call function on all CPUs. One of us will make the * rtas call */ if (on_each_cpu(rtas_percpu_suspend_me, &data, 1, 0)) - data.waiting = -EINVAL; + data.error = -EINVAL; - if (data.waiting != 0) - printk(KERN_ERR "Error doing global join\n"); + wait_for_completion(&done); - /* Prod each CPU. This won't hurt, and will wake - * anyone we successfully put to sleep with H_JOIN. - */ - for_each_possible_cpu(i) - plpar_hcall_norets(H_PROD, i); + if (data.error != 0) + printk(KERN_ERR "Error doing global join\n"); - return data.waiting; + return data.error; } #else /* CONFIG_PPC_PSERIES */ static int rtas_ibm_suspend_me(struct rtas_args *args) diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index c0d7772..a925a8e 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -241,8 +241,9 @@ void account_system_vtime(struct task_struct *tsk) /* deltascaled includes both user and system time. * Hence scale it based on the purr ratio to estimate * the system time */ - deltascaled = deltascaled * get_paca()->system_time / - (get_paca()->system_time + get_paca()->user_time); + if (get_paca()->user_time) + deltascaled = deltascaled * get_paca()->system_time / + (get_paca()->system_time + get_paca()->user_time); delta += get_paca()->system_time; get_paca()->system_time = 0; } diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c index 2322ba5..3702df7 100644 --- a/arch/powerpc/kernel/vdso.c +++ b/arch/powerpc/kernel/vdso.c @@ -699,11 +699,22 @@ static int __init vdso_init(void) vdso_data->icache_size = ppc64_caches.isize; vdso_data->icache_line_size = ppc64_caches.iline_size; + /* XXXOJN: Blocks should be added to ppc64_caches and used instead */ + vdso_data->dcache_block_size = ppc64_caches.dline_size; + vdso_data->icache_block_size = ppc64_caches.iline_size; + vdso_data->dcache_log_block_size = ppc64_caches.log_dline_size; + vdso_data->icache_log_block_size = ppc64_caches.log_iline_size; + /* * Calculate the size of the 64 bits vDSO */ vdso64_pages = (&vdso64_end - &vdso64_start) >> PAGE_SHIFT; DBG("vdso64_kbase: %p, 0x%x pages\n", vdso64_kbase, vdso64_pages); +#else + vdso_data->dcache_block_size = L1_CACHE_BYTES; + vdso_data->dcache_log_block_size = L1_CACHE_SHIFT; + vdso_data->icache_block_size = L1_CACHE_BYTES; + vdso_data->icache_log_block_size = L1_CACHE_SHIFT; #endif /* CONFIG_PPC64 */ diff --git a/arch/powerpc/kernel/vdso32/cacheflush.S b/arch/powerpc/kernel/vdso32/cacheflush.S index 9cb3199..1ba6feb 100644 --- a/arch/powerpc/kernel/vdso32/cacheflush.S +++ b/arch/powerpc/kernel/vdso32/cacheflush.S @@ -23,29 +23,46 @@ * * Flushes the data cache & invalidate the instruction cache for the * provided range [start, end[ - * - * Note: all CPUs supported by this kernel have a 128 bytes cache - * line size so we don't have to peek that info from the datapage */ V_FUNCTION_BEGIN(__kernel_sync_dicache) .cfi_startproc - li r5,127 - andc r6,r3,r5 /* round low to line bdy */ + mflr r12 + .cfi_register lr,r12 + mr r11,r3 + bl __get_datapage@local + mtlr r12 + mr r10,r3 + + lwz r7,CFG_DCACHE_BLOCKSZ(r10) + addi r5,r7,-1 + andc r6,r11,r5 /* round low to line bdy */ subf r8,r6,r4 /* compute length */ add r8,r8,r5 /* ensure we get enough */ - srwi. r8,r8,7 /* compute line count */ + lwz r9,CFG_DCACHE_LOGBLOCKSZ(r10) + srw. r8,r8,r9 /* compute line count */ crclr cr0*4+so beqlr /* nothing to do? */ mtctr r8 - mr r3,r6 -1: dcbst 0,r3 - addi r3,r3,128 +1: dcbst 0,r6 + add r6,r6,r7 bdnz 1b sync + +/* Now invalidate the instruction cache */ + + lwz r7,CFG_ICACHE_BLOCKSZ(r10) + addi r5,r7,-1 + andc r6,r11,r5 /* round low to line bdy */ + subf r8,r6,r4 /* compute length */ + add r8,r8,r5 + lwz r9,CFG_ICACHE_LOGBLOCKSZ(r10) + srw. r8,r8,r9 /* compute line count */ + crclr cr0*4+so + beqlr /* nothing to do? */ mtctr r8 -1: icbi 0,r6 - addi r6,r6,128 - bdnz 1b +2: icbi 0,r6 + add r6,r6,r7 + bdnz 2b isync li r3,0 blr diff --git a/arch/powerpc/kernel/vdso64/cacheflush.S b/arch/powerpc/kernel/vdso64/cacheflush.S index 66a36d3..69c5af2 100644 --- a/arch/powerpc/kernel/vdso64/cacheflush.S +++ b/arch/powerpc/kernel/vdso64/cacheflush.S @@ -23,29 +23,46 @@ * * Flushes the data cache & invalidate the instruction cache for the * provided range [start, end[ - * - * Note: all CPUs supported by this kernel have a 128 bytes cache - * line size so we don't have to peek that info from the datapage */ V_FUNCTION_BEGIN(__kernel_sync_dicache) .cfi_startproc - li r5,127 - andc r6,r3,r5 /* round low to line bdy */ + mflr r12 + .cfi_register lr,r12 + mr r11,r3 + bl V_LOCAL_FUNC(__get_datapage) + mtlr r12 + mr r10,r3 + + lwz r7,CFG_DCACHE_BLOCKSZ(r10) + addi r5,r7,-1 + andc r6,r11,r5 /* round low to line bdy */ subf r8,r6,r4 /* compute length */ add r8,r8,r5 /* ensure we get enough */ - srwi. r8,r8,7 /* compute line count */ + lwz r9,CFG_DCACHE_LOGBLOCKSZ(r10) + srw. r8,r8,r9 /* compute line count */ crclr cr0*4+so beqlr /* nothing to do? */ mtctr r8 - mr r3,r6 -1: dcbst 0,r3 - addi r3,r3,128 +1: dcbst 0,r6 + add r6,r6,r7 bdnz 1b sync + +/* Now invalidate the instruction cache */ + + lwz r7,CFG_ICACHE_BLOCKSZ(r10) + addi r5,r7,-1 + andc r6,r11,r5 /* round low to line bdy */ + subf r8,r6,r4 /* compute length */ + add r8,r8,r5 + lwz r9,CFG_ICACHE_LOGBLOCKSZ(r10) + srw. r8,r8,r9 /* compute line count */ + crclr cr0*4+so + beqlr /* nothing to do? */ mtctr r8 -1: icbi 0,r6 - addi r6,r6,128 - bdnz 1b +2: icbi 0,r6 + add r6,r6,r7 + bdnz 2b isync li r3,0 blr diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 81eb96e..5402fb6b 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -464,7 +464,7 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, * we invalidate the TLB here, thus avoiding dcbst * misbehaviour. */ - _tlbie(address); + _tlbie(address, 0 /* 8xx doesn't care about PID */); #endif if (!PageReserved(page) && !test_bit(PG_arch_1, &page->flags)) { diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h index eb3a732..ebfd13d 100644 --- a/arch/powerpc/mm/mmu_decl.h +++ b/arch/powerpc/mm/mmu_decl.h @@ -56,7 +56,7 @@ extern unsigned long total_lowmem; * architectures. -- Dan */ #if defined(CONFIG_8xx) -#define flush_HPTE(X, va, pg) _tlbie(va) +#define flush_HPTE(X, va, pg) _tlbie(va, 0 /* 8xx doesn't care about PID */) #define MMU_init_hw() do { } while(0) #define mmu_mapin_ram() (0UL) diff --git a/arch/powerpc/mm/stab.c b/arch/powerpc/mm/stab.c index 9e85bda..50448d5 100644 --- a/arch/powerpc/mm/stab.c +++ b/arch/powerpc/mm/stab.c @@ -20,6 +20,7 @@ #include <asm/lmb.h> #include <asm/abs_addr.h> #include <asm/firmware.h> +#include <asm/iseries/hv_call.h> struct stab_entry { unsigned long esid_data; diff --git a/arch/powerpc/platforms/40x/walnut.c b/arch/powerpc/platforms/40x/walnut.c index eb0c136b1..ff6db24 100644 --- a/arch/powerpc/platforms/40x/walnut.c +++ b/arch/powerpc/platforms/40x/walnut.c @@ -17,12 +17,13 @@ */ #include <linux/init.h> +#include <linux/of_platform.h> + #include <asm/machdep.h> #include <asm/prom.h> #include <asm/udbg.h> #include <asm/time.h> #include <asm/uic.h> -#include <asm/of_platform.h> static struct of_device_id walnut_of_bus[] = { { .compatible = "ibm,plb3", }, diff --git a/arch/powerpc/platforms/44x/bamboo.c b/arch/powerpc/platforms/44x/bamboo.c index 470e1a3..be23f11 100644 --- a/arch/powerpc/platforms/44x/bamboo.c +++ b/arch/powerpc/platforms/44x/bamboo.c @@ -14,12 +14,13 @@ * option) any later version. */ #include <linux/init.h> +#include <linux/of_platform.h> + #include <asm/machdep.h> #include <asm/prom.h> #include <asm/udbg.h> #include <asm/time.h> #include <asm/uic.h> -#include <asm/of_platform.h> #include "44x.h" static struct of_device_id bamboo_of_bus[] = { diff --git a/arch/powerpc/platforms/44x/ebony.c b/arch/powerpc/platforms/44x/ebony.c index 40e18fc..6cd3476 100644 --- a/arch/powerpc/platforms/44x/ebony.c +++ b/arch/powerpc/platforms/44x/ebony.c @@ -17,12 +17,13 @@ */ #include <linux/init.h> +#include <linux/of_platform.h> + #include <asm/machdep.h> #include <asm/prom.h> #include <asm/udbg.h> #include <asm/time.h> #include <asm/uic.h> -#include <asm/of_platform.h> #include "44x.h" diff --git a/arch/powerpc/platforms/44x/sequoia.c b/arch/powerpc/platforms/44x/sequoia.c index 30700b3..21a9dd1 100644 --- a/arch/powerpc/platforms/44x/sequoia.c +++ b/arch/powerpc/platforms/44x/sequoia.c @@ -14,12 +14,13 @@ * option) any later version. */ #include <linux/init.h> +#include <linux/of_platform.h> + #include <asm/machdep.h> #include <asm/prom.h> #include <asm/udbg.h> #include <asm/time.h> #include <asm/uic.h> -#include <asm/of_platform.h> #include "44x.h" static struct of_device_id sequoia_of_bus[] = { diff --git a/arch/powerpc/platforms/83xx/mpc832x_mds.c b/arch/powerpc/platforms/83xx/mpc832x_mds.c index 972fa85..39ee7a1 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc832x_mds.c @@ -90,10 +90,11 @@ static void __init mpc832x_sys_setup_arch(void) if ((np = of_find_compatible_node(NULL, "network", "ucc_geth")) != NULL){ - /* Reset the Ethernet PHY */ - bcsr_regs[9] &= ~0x20; + /* Reset the Ethernet PHYs */ +#define BCSR8_FETH_RST 0x50 + bcsr_regs[8] &= ~BCSR8_FETH_RST; udelay(1000); - bcsr_regs[9] |= 0x20; + bcsr_regs[8] |= BCSR8_FETH_RST; iounmap(bcsr_regs); of_node_put(np); } @@ -145,30 +146,6 @@ static void __init mpc832x_sys_init_IRQ(void) #endif /* CONFIG_QUICC_ENGINE */ } -#if defined(CONFIG_I2C_MPC) && defined(CONFIG_SENSORS_DS1374) -extern ulong ds1374_get_rtc_time(void); -extern int ds1374_set_rtc_time(ulong); - -static int __init mpc832x_rtc_hookup(void) -{ - struct timespec tv; - - if (!machine_is(mpc832x_mds)) - return 0; - - ppc_md.get_rtc_time = ds1374_get_rtc_time; - ppc_md.set_rtc_time = ds1374_set_rtc_time; - - tv.tv_nsec = 0; - tv.tv_sec = (ppc_md.get_rtc_time) (); - do_settimeofday(&tv); - - return 0; -} - -late_initcall(mpc832x_rtc_hookup); -#endif - /* * Called very early, MMU is off, device-tree isn't unflattened */ diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c index fbca336..d4bd040 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c @@ -15,7 +15,10 @@ */ #include <linux/pci.h> +#include <linux/interrupt.h> #include <linux/spi/spi.h> +#include <linux/spi/mmc_spi.h> +#include <linux/mmc/host.h> #include <asm/of_platform.h> #include <asm/time.h> @@ -46,15 +49,16 @@ static void mpc83xx_spi_deactivate_cs(u8 cs, u8 polarity) par_io_data_set(3, 13, !polarity); } +static struct mmc_spi_platform_data mpc832x_mmc_pdata = { + .ocr_mask = MMC_VDD_33_34, +}; + static struct spi_board_info mpc832x_spi_boardinfo = { .bus_num = 0x4c0, .chip_select = 0, .max_speed_hz = 50000000, - /* - * XXX: This is spidev (spi in userspace) stub, should - * be replaced by "mmc_spi" when mmc_spi will hit mainline. - */ - .modalias = "spidev", + .modalias = "mmc_spi", + .platform_data = &mpc832x_mmc_pdata, }; static int __init mpc832x_spi_init(void) diff --git a/arch/powerpc/platforms/83xx/mpc834x_mds.c b/arch/powerpc/platforms/83xx/mpc834x_mds.c index 00aed7c..a81bb3c 100644 --- a/arch/powerpc/platforms/83xx/mpc834x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc834x_mds.c @@ -106,30 +106,6 @@ static void __init mpc834x_mds_init_IRQ(void) ipic_set_default_priority(); } -#if defined(CONFIG_I2C_MPC) && defined(CONFIG_SENSORS_DS1374) -extern ulong ds1374_get_rtc_time(void); -extern int ds1374_set_rtc_time(ulong); - -static int __init mpc834x_rtc_hookup(void) -{ - struct timespec tv; - - if (!machine_is(mpc834x_mds)) - return 0; - - ppc_md.get_rtc_time = ds1374_get_rtc_time; - ppc_md.set_rtc_time = ds1374_set_rtc_time; - - tv.tv_nsec = 0; - tv.tv_sec = (ppc_md.get_rtc_time) (); - do_settimeofday(&tv); - - return 0; -} - -late_initcall(mpc834x_rtc_hookup); -#endif - /* * Called very early, MMU is off, device-tree isn't unflattened */ diff --git a/arch/powerpc/platforms/83xx/mpc836x_mds.c b/arch/powerpc/platforms/83xx/mpc836x_mds.c index 0f3855c..e40012f 100644 --- a/arch/powerpc/platforms/83xx/mpc836x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc836x_mds.c @@ -96,14 +96,39 @@ static void __init mpc836x_mds_setup_arch(void) if ((np = of_find_compatible_node(NULL, "network", "ucc_geth")) != NULL){ + uint svid; + /* Reset the Ethernet PHY */ - bcsr_regs[9] &= ~0x20; +#define BCSR9_GETHRST 0x20 + clrbits8(&bcsr_regs[9], BCSR9_GETHRST); udelay(1000); - bcsr_regs[9] |= 0x20; + setbits8(&bcsr_regs[9], BCSR9_GETHRST); + + /* handle mpc8360ea rev.2.1 erratum 2: RGMII Timing */ + svid = mfspr(SPRN_SVR); + if (svid == 0x80480021) { + void __iomem *immap; + + immap = ioremap(get_immrbase() + 0x14a8, 8); + + /* + * IMMR + 0x14A8[4:5] = 11 (clk delay for UCC 2) + * IMMR + 0x14A8[18:19] = 11 (clk delay for UCC 1) + */ + setbits32(immap, 0x0c003000); + + /* + * IMMR + 0x14AC[20:27] = 10101010 + * (data delay for both UCC's) + */ + clrsetbits_be32(immap + 4, 0xff0, 0xaa0); + + iounmap(immap); + } + iounmap(bcsr_regs); of_node_put(np); } - #endif /* CONFIG_QUICC_ENGINE */ } @@ -152,30 +177,6 @@ static void __init mpc836x_mds_init_IRQ(void) #endif /* CONFIG_QUICC_ENGINE */ } -#if defined(CONFIG_I2C_MPC) && defined(CONFIG_SENSORS_DS1374) -extern ulong ds1374_get_rtc_time(void); -extern int ds1374_set_rtc_time(ulong); - -static int __init mpc8360_rtc_hookup(void) -{ - struct timespec tv; - - if (!machine_is(mpc836x_mds)) - return 0; - - ppc_md.get_rtc_time = ds1374_get_rtc_time; - ppc_md.set_rtc_time = ds1374_set_rtc_time; - - tv.tv_nsec = 0; - tv.tv_sec = (ppc_md.get_rtc_time) (); - do_settimeofday(&tv); - - return 0; -} - -late_initcall(mpc8360_rtc_hookup); -#endif - /* * Called very early, MMU is off, device-tree isn't unflattened */ diff --git a/arch/powerpc/platforms/83xx/usb.c b/arch/powerpc/platforms/83xx/usb.c index eafe760..b45160f 100644 --- a/arch/powerpc/platforms/83xx/usb.c +++ b/arch/powerpc/platforms/83xx/usb.c @@ -130,7 +130,7 @@ int mpc831x_usb_cfg(void) out_be32(immap + MPC83XX_SCCR_OFFS, temp); /* Configure pin mux for ULPI. There is no pin mux for UTMI */ - if (!strcmp(prop, "ulpi")) { + if (prop && !strcmp(prop, "ulpi")) { temp = in_be32(immap + MPC83XX_SICRL_OFFS); temp &= ~MPC831X_SICRL_USB_MASK; temp |= MPC831X_SICRL_USB_ULPI; @@ -153,13 +153,13 @@ int mpc831x_usb_cfg(void) usb_regs = ioremap(res.start, res.end - res.start + 1); /* Using on-chip PHY */ - if (!strcmp(prop, "utmi_wide") || - !strcmp(prop, "utmi")) { + if (prop && (!strcmp(prop, "utmi_wide") || + !strcmp(prop, "utmi"))) { /* Set UTMI_PHY_EN, REFSEL to 48MHZ */ out_be32(usb_regs + FSL_USB2_CONTROL_OFFS, CONTROL_UTMI_PHY_EN | CONTROL_REFSEL_48MHZ); /* Using external UPLI PHY */ - } else if (!strcmp(prop, "ulpi")) { + } else if (prop && !strcmp(prop, "ulpi")) { /* Set PHY_CLK_SEL to ULPI */ temp = CONTROL_PHY_CLK_SEL_ULPI; #ifdef CONFIG_USB_OTG diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index 0966d09..c0e968a 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -171,6 +171,7 @@ static int spufs_rmdir(struct inode *parent, struct dentry *dir) { /* remove all entries */ spufs_prune_dir(dir); + d_drop(dir); return simple_rmdir(parent, dir); } diff --git a/arch/powerpc/platforms/embedded6xx/prpmc2800.c b/arch/powerpc/platforms/embedded6xx/prpmc2800.c index e484cac..653a5eb 100644 --- a/arch/powerpc/platforms/embedded6xx/prpmc2800.c +++ b/arch/powerpc/platforms/embedded6xx/prpmc2800.c @@ -144,6 +144,7 @@ static int __init prpmc2800_probe(void) strncpy(prpmc2800_platform_name, m, min((int)len, PLATFORM_NAME_MAX - 1)); + _set_L2CR(_get_L2CR() | L2CR_L2E); return 1; } diff --git a/arch/powerpc/platforms/pasemi/setup.c b/arch/powerpc/platforms/pasemi/setup.c index 3a5d112..3d62060 100644 --- a/arch/powerpc/platforms/pasemi/setup.c +++ b/arch/powerpc/platforms/pasemi/setup.c @@ -214,7 +214,7 @@ static __init void pas_init_IRQ(void) printk(KERN_DEBUG "OpenPIC addr: %lx\n", openpic_addr); mpic = mpic_alloc(mpic_node, openpic_addr, - MPIC_PRIMARY|MPIC_LARGE_VECTORS|MPIC_WANTS_RESET, + MPIC_PRIMARY|MPIC_LARGE_VECTORS, 0, 0, " PAS-OPIC "); BUG_ON(!mpic); diff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig index 16e4e40..306a9d0 100644 --- a/arch/powerpc/platforms/pseries/Kconfig +++ b/arch/powerpc/platforms/pseries/Kconfig @@ -21,7 +21,7 @@ config PPC_SPLPAR config EEH bool "PCI Extended Error Handling (EEH)" if EMBEDDED - depends on PPC_PSERIES + depends on PPC_PSERIES && PCI default y if !EMBEDDED config SCANLOG diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index fdb9b1c..fdeefe5 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -507,7 +507,8 @@ define_machine(pseries) { .restart = rtas_restart, .power_off = pSeries_power_off, .halt = rtas_halt, - .panic = rtas_os_term, + .panic = rtas_panic_msg, + .machine_shutdown = rtas_os_term, .get_boot_time = rtas_get_boot_time, .get_rtc_time = rtas_get_rtc_time, .set_rtc_time = rtas_set_rtc_time, diff --git a/arch/powerpc/sysdev/uic.c b/arch/powerpc/sysdev/uic.c index 5149716..847a549 100644 --- a/arch/powerpc/sysdev/uic.c +++ b/arch/powerpc/sysdev/uic.c @@ -97,6 +97,22 @@ static void uic_ack_irq(unsigned int virq) spin_unlock_irqrestore(&uic->lock, flags); } +static void uic_mask_ack_irq(unsigned int virq) +{ + struct uic *uic = get_irq_chip_data(virq); + unsigned int src = uic_irq_to_hw(virq); + unsigned long flags; + u32 er, sr; + + sr = 1 << (31-src); + spin_lock_irqsave(&uic->lock, flags); + er = mfdcr(uic->dcrbase + UIC_ER); + er &= ~sr; + mtdcr(uic->dcrbase + UIC_ER, er); + mtdcr(uic->dcrbase + UIC_SR, sr); + spin_unlock_irqrestore(&uic->lock, flags); +} + static int uic_set_irq_type(unsigned int virq, unsigned int flow_type) { struct uic *uic = get_irq_chip_data(virq); @@ -152,7 +168,7 @@ static struct irq_chip uic_irq_chip = { .typename = " UIC ", .unmask = uic_unmask_irq, .mask = uic_mask_irq, -/* .mask_ack = uic_mask_irq_and_ack, */ + .mask_ack = uic_mask_ack_irq, .ack = uic_ack_irq, .set_type = uic_set_irq_type, }; diff --git a/arch/ppc/kernel/setup.c b/arch/ppc/kernel/setup.c index aac88c2..5255bd8 100644 --- a/arch/ppc/kernel/setup.c +++ b/arch/ppc/kernel/setup.c @@ -312,7 +312,14 @@ early_init(int r3, int r4, int r5) * Identify the CPU type and fix up code sections * that depend on which cpu we have. */ +#if defined(CONFIG_440EP) && defined(CONFIG_PPC_FPU) + /* We pass the virtual PVR here for 440EP as 440EP and 440GR have + * identical PVRs and there is no reliable way to check for the FPU + */ + spec = identify_cpu(offset, (mfspr(SPRN_PVR) | 0x8)); +#else spec = identify_cpu(offset, mfspr(SPRN_PVR)); +#endif do_feature_fixups(spec->cpu_features, PTRRELOC(&__start___ftr_fixup), PTRRELOC(&__stop___ftr_fixup)); diff --git a/arch/ppc/mm/init.c b/arch/ppc/mm/init.c index 390dd19..dd898d3 100644 --- a/arch/ppc/mm/init.c +++ b/arch/ppc/mm/init.c @@ -561,7 +561,7 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, * That means the zeroed TLB has to be invalidated * whenever a page miss occurs. */ - _tlbie(address); + _tlbie(address, 0 /* 8xx doesn't care about PID */); #endif if (!PageReserved(page) && !test_bit(PG_arch_1, &page->flags)) { diff --git a/arch/ppc/mm/mmu_decl.h b/arch/ppc/mm/mmu_decl.h index f1d4f21..b298b60 100644 --- a/arch/ppc/mm/mmu_decl.h +++ b/arch/ppc/mm/mmu_decl.h @@ -49,7 +49,7 @@ extern unsigned int num_tlbcam_entries; * architectures. -- Dan */ #if defined(CONFIG_8xx) -#define flush_HPTE(X, va, pg) _tlbie(va) +#define flush_HPTE(X, va, pg) _tlbie(va, 0 /* 8xx doesn't care about PID */) #define MMU_init_hw() do { } while(0) #define mmu_mapin_ram() (0UL) diff --git a/arch/ppc/platforms/4xx/yucca.c b/arch/ppc/platforms/4xx/yucca.c index a83b0ba..66a44ff 100644 --- a/arch/ppc/platforms/4xx/yucca.c +++ b/arch/ppc/platforms/4xx/yucca.c @@ -211,6 +211,7 @@ static void __init yucca_setup_pcie_fpga_rootpoint(int port) break; default: + iounmap(pcie_reg_fpga_base); return; } diff --git a/arch/ppc/syslib/virtex_devices.c b/arch/ppc/syslib/virtex_devices.c index ace4ec0..f658ff3 100644 --- a/arch/ppc/syslib/virtex_devices.c +++ b/arch/ppc/syslib/virtex_devices.c @@ -87,6 +87,29 @@ }, \ } +#define XPAR_AC97_CONTROLLER_REFERENCE(num) { \ + .name = "ml403_ac97cr", \ + .id = num, \ + .num_resources = 3, \ + .resource = (struct resource[]) { \ + { \ + .start = XPAR_OPB_AC97_CONTROLLER_REF_##num##_BASEADDR, \ + .end = XPAR_OPB_AC97_CONTROLLER_REF_##num##_HIGHADDR, \ + .flags = IORESOURCE_MEM, \ + }, \ + { \ + .start = XPAR_OPB_INTC_0_OPB_AC97_CONTROLLER_REF_##num##_PLAYBACK_INTERRUPT_INTR, \ + .end = XPAR_OPB_INTC_0_OPB_AC97_CONTROLLER_REF_##num##_PLAYBACK_INTERRUPT_INTR, \ + .flags = IORESOURCE_IRQ, \ + }, \ + { \ + .start = XPAR_OPB_INTC_0_OPB_AC97_CONTROLLER_REF_##num##_RECORD_INTERRUPT_INTR, \ + .end = XPAR_OPB_INTC_0_OPB_AC97_CONTROLLER_REF_##num##_RECORD_INTERRUPT_INTR, \ + .flags = IORESOURCE_IRQ, \ + }, \ + }, \ +} + /* UART 8250 driver platform data table */ struct plat_serial8250_port virtex_serial_platform_data[] = { #if defined(XPAR_UARTNS550_0_BASEADDR) @@ -173,6 +196,14 @@ struct platform_device virtex_platform_devices[] = { #if defined(XPAR_TFT_3_BASEADDR) XPAR_TFT(3), #endif + + /* AC97 Controller Reference instances */ +#if defined(XPAR_OPB_AC97_CONTROLLER_REF_0_BASEADDR) + XPAR_AC97_CONTROLLER_REFERENCE(0), +#endif +#if defined(XPAR_OPB_AC97_CONTROLLER_REF_1_BASEADDR) + XPAR_AC97_CONTROLLER_REFERENCE(1), +#endif }; /* Early serial support functions */ diff --git a/arch/s390/appldata/appldata.h b/arch/s390/appldata/appldata.h index 4069b81..db3ae850 100644 --- a/arch/s390/appldata/appldata.h +++ b/arch/s390/appldata/appldata.h @@ -45,7 +45,6 @@ struct appldata_ops { int active; /* monitoring status */ /* fill in from here */ - unsigned int ctl_nr; /* sysctl ID */ char name[APPLDATA_PROC_NAME_LENGTH]; /* name of /proc fs node */ unsigned char record_nr; /* Record Nr. for Product ID */ void (*callback)(void *data); /* callback function */ diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c index ac61cf4..655d525 100644 --- a/arch/s390/appldata/appldata_base.c +++ b/arch/s390/appldata/appldata_base.c @@ -53,29 +53,26 @@ static int appldata_interval_handler(ctl_table *ctl, int write, static struct ctl_table_header *appldata_sysctl_header; static struct ctl_table appldata_table[] = { { - .ctl_name = CTL_APPLDATA_TIMER, .procname = "timer", .mode = S_IRUGO | S_IWUSR, .proc_handler = &appldata_timer_handler, }, { - .ctl_name = CTL_APPLDATA_INTERVAL, .procname = "interval", .mode = S_IRUGO | S_IWUSR, .proc_handler = &appldata_interval_handler, }, - { .ctl_name = 0 } + { }, }; static struct ctl_table appldata_dir_table[] = { { - .ctl_name = CTL_APPLDATA, .procname = appldata_proc_name, .maxlen = 0, .mode = S_IRUGO | S_IXUGO, .child = appldata_table, }, - { .ctl_name = 0 } + { }, }; /* @@ -441,75 +438,38 @@ out: */ int appldata_register_ops(struct appldata_ops *ops) { - struct list_head *lh; - struct appldata_ops *tmp_ops; - int i; - - i = 0; + if ((ops->size > APPLDATA_MAX_REC_SIZE) || (ops->size < 0)) + return -EINVAL; - if ((ops->size > APPLDATA_MAX_REC_SIZE) || - (ops->size < 0)){ - P_ERROR("Invalid size of %s record = %i, maximum = %i!\n", - ops->name, ops->size, APPLDATA_MAX_REC_SIZE); - return -ENOMEM; - } - if ((ops->ctl_nr == CTL_APPLDATA) || - (ops->ctl_nr == CTL_APPLDATA_TIMER) || - (ops->ctl_nr == CTL_APPLDATA_INTERVAL)) { - P_ERROR("ctl_nr %i already in use!\n", ops->ctl_nr); - return -EBUSY; - } - ops->ctl_table = kzalloc(4*sizeof(struct ctl_table), GFP_KERNEL); - if (ops->ctl_table == NULL) { - P_ERROR("Not enough memory for %s ctl_table!\n", ops->name); + ops->ctl_table = kzalloc(4 * sizeof(struct ctl_table), GFP_KERNEL); + if (!ops->ctl_table) return -ENOMEM; - } spin_lock(&appldata_ops_lock); - list_for_each(lh, &appldata_ops_list) { - tmp_ops = list_entry(lh, struct appldata_ops, list); - P_DEBUG("register_ops loop: %i) name = %s, ctl = %i\n", - ++i, tmp_ops->name, tmp_ops->ctl_nr); - P_DEBUG("Comparing %s (ctl %i) with %s (ctl %i)\n", - tmp_ops->name, tmp_ops->ctl_nr, ops->name, - ops->ctl_nr); - if (strncmp(tmp_ops->name, ops->name, - APPLDATA_PROC_NAME_LENGTH) == 0) { - P_ERROR("Name \"%s\" already registered!\n", ops->name); - kfree(ops->ctl_table); - spin_unlock(&appldata_ops_lock); - return -EBUSY; - } - if (tmp_ops->ctl_nr == ops->ctl_nr) { - P_ERROR("ctl_nr %i already registered!\n", ops->ctl_nr); - kfree(ops->ctl_table); - spin_unlock(&appldata_ops_lock); - return -EBUSY; - } - } list_add(&ops->list, &appldata_ops_list); spin_unlock(&appldata_ops_lock); - ops->ctl_table[0].ctl_name = CTL_APPLDATA; ops->ctl_table[0].procname = appldata_proc_name; ops->ctl_table[0].maxlen = 0; ops->ctl_table[0].mode = S_IRUGO | S_IXUGO; ops->ctl_table[0].child = &ops->ctl_table[2]; - ops->ctl_table[1].ctl_name = 0; - - ops->ctl_table[2].ctl_name = ops->ctl_nr; ops->ctl_table[2].procname = ops->name; ops->ctl_table[2].mode = S_IRUGO | S_IWUSR; ops->ctl_table[2].proc_handler = appldata_generic_handler; ops->ctl_table[2].data = ops; - ops->ctl_table[3].ctl_name = 0; - ops->sysctl_header = register_sysctl_table(ops->ctl_table); - + if (!ops->sysctl_header) + goto out; P_INFO("%s-ops registered!\n", ops->name); return 0; +out: + spin_lock(&appldata_ops_lock); + list_del(&ops->list); + spin_unlock(&appldata_ops_lock); + kfree(ops->ctl_table); + return -ENOMEM; } /* @@ -519,15 +479,11 @@ int appldata_register_ops(struct appldata_ops *ops) */ void appldata_unregister_ops(struct appldata_ops *ops) { - void *table; spin_lock(&appldata_ops_lock); list_del(&ops->list); - /* at that point any incoming access will fail */ - table = ops->ctl_table; - ops->ctl_table = NULL; spin_unlock(&appldata_ops_lock); unregister_sysctl_table(ops->sysctl_header); - kfree(table); + kfree(ops->ctl_table); P_INFO("%s-ops unregistered!\n", ops->name); } /********************** module-ops management <END> **************************/ diff --git a/arch/s390/appldata/appldata_mem.c b/arch/s390/appldata/appldata_mem.c index 697eb30..51181cc 100644 --- a/arch/s390/appldata/appldata_mem.c +++ b/arch/s390/appldata/appldata_mem.c @@ -147,7 +147,6 @@ static void appldata_get_mem_data(void *data) static struct appldata_ops ops = { - .ctl_nr = CTL_APPLDATA_MEM, .name = "mem", .record_nr = APPLDATA_RECORD_MEM_ID, .size = sizeof(struct appldata_mem_data), diff --git a/arch/s390/appldata/appldata_net_sum.c b/arch/s390/appldata/appldata_net_sum.c index 6c1815a..4d83443 100644 --- a/arch/s390/appldata/appldata_net_sum.c +++ b/arch/s390/appldata/appldata_net_sum.c @@ -142,7 +142,6 @@ static void appldata_get_net_sum_data(void *data) static struct appldata_ops ops = { - .ctl_nr = CTL_APPLDATA_NET_SUM, .name = "net_sum", .record_nr = APPLDATA_RECORD_NET_SUM_ID, .size = sizeof(struct appldata_net_sum_data), diff --git a/arch/s390/appldata/appldata_os.c b/arch/s390/appldata/appldata_os.c index 76a1552..6b3eafe 100644 --- a/arch/s390/appldata/appldata_os.c +++ b/arch/s390/appldata/appldata_os.c @@ -82,7 +82,6 @@ struct appldata_os_data { static struct appldata_os_data *appldata_os_data; static struct appldata_ops ops = { - .ctl_nr = CTL_APPLDATA_OS, .name = "os", .record_nr = APPLDATA_RECORD_OS_ID, .owner = THIS_MODULE, diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 8bf4ae1..1b3af7d 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -200,7 +200,7 @@ static noinline __init void find_memory_chunks(unsigned long memsize) cc = __tprot(addr); while (cc == old_cc) { addr += CHUNK_INCR; - if (addr >= memsize) + if (memsize && addr >= memsize) break; #ifndef CONFIG_64BIT if (addr == ADDR2G) diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 139ca15..b2b2edc 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -69,13 +69,31 @@ STACK_SIZE = 1 << STACK_SHIFT basr %r14,%r1 .endm - .macro LOCKDEP_SYS_EXIT - l %r1,BASED(.Llockdep_sys_exit) + .macro TRACE_IRQS_CHECK + tm SP_PSW(%r15),0x03 # irqs enabled? + jz 0f + l %r1,BASED(.Ltrace_irq_on) basr %r14,%r1 + j 1f +0: l %r1,BASED(.Ltrace_irq_off) + basr %r14,%r1 +1: .endm #else #define TRACE_IRQS_ON #define TRACE_IRQS_OFF +#define TRACE_IRQS_CHECK +#endif + +#ifdef CONFIG_LOCKDEP + .macro LOCKDEP_SYS_EXIT + tm SP_PSW+1(%r15),0x01 # returning to user ? + jz 0f + l %r1,BASED(.Llockdep_sys_exit) + basr %r14,%r1 +0: + .endm +#else #define LOCKDEP_SYS_EXIT #endif @@ -234,8 +252,6 @@ sysc_saveall: lh %r7,0x8a # get svc number from lowcore #ifdef CONFIG_VIRT_CPU_ACCOUNTING sysc_vtime: - tm SP_PSW+1(%r15),0x01 # interrupting from user ? - bz BASED(sysc_do_svc) UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER sysc_stime: UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER @@ -263,19 +279,34 @@ sysc_do_restart: sysc_return: tm SP_PSW+1(%r15),0x01 # returning to user ? - bno BASED(sysc_leave) + bno BASED(sysc_restore) tm __TI_flags+3(%r9),_TIF_WORK_SVC bnz BASED(sysc_work) # there is work to do (signals etc.) +sysc_restore: +#ifdef CONFIG_TRACE_IRQFLAGS + la %r1,BASED(sysc_restore_trace_psw) + lpsw 0(%r1) +sysc_restore_trace: + TRACE_IRQS_CHECK LOCKDEP_SYS_EXIT +#endif sysc_leave: RESTORE_ALL __LC_RETURN_PSW,1 +sysc_done: + +#ifdef CONFIG_TRACE_IRQFLAGS + .align 8 + .globl sysc_restore_trace_psw +sysc_restore_trace_psw: + .long 0, sysc_restore_trace + 0x80000000 +#endif # # recheck if there is more work to do # sysc_work_loop: tm __TI_flags+3(%r9),_TIF_WORK_SVC - bz BASED(sysc_leave) # there is no work to do + bz BASED(sysc_restore) # there is no work to do # # One of the work bits is on. Find out which one. # @@ -290,8 +321,8 @@ sysc_work: bo BASED(sysc_restart) tm __TI_flags+3(%r9),_TIF_SINGLE_STEP bo BASED(sysc_singlestep) - LOCKDEP_SYS_EXIT - b BASED(sysc_leave) + b BASED(sysc_restore) +sysc_work_done: # # _TIF_NEED_RESCHED is set, call schedule @@ -458,6 +489,7 @@ pgm_check_handler: pgm_no_vtime: #endif l %r9,__LC_THREAD_INFO # load pointer to thread_info struct + TRACE_IRQS_OFF l %r3,__LC_PGM_ILC # load program interruption code la %r8,0x7f nr %r8,%r3 @@ -497,6 +529,7 @@ pgm_per_std: pgm_no_vtime2: #endif l %r9,__LC_THREAD_INFO # load pointer to thread_info struct + TRACE_IRQS_OFF l %r1,__TI_task(%r9) mvc __THREAD_per+__PER_atmid(2,%r1),__LC_PER_ATMID mvc __THREAD_per+__PER_address(4,%r1),__LC_PER_ADDRESS @@ -517,15 +550,13 @@ pgm_svcper: SAVE_ALL_SYNC __LC_SVC_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_SVC_OLD_PSW,__LC_SAVE_AREA #ifdef CONFIG_VIRT_CPU_ACCOUNTING - tm SP_PSW+1(%r15),0x01 # interrupting from user ? - bz BASED(pgm_no_vtime3) UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER -pgm_no_vtime3: #endif lh %r7,0x8a # get svc number from lowcore l %r9,__LC_THREAD_INFO # load pointer to thread_info struct + TRACE_IRQS_OFF l %r1,__TI_task(%r9) mvc __THREAD_per+__PER_atmid(2,%r1),__LC_PER_ATMID mvc __THREAD_per+__PER_address(4,%r1),__LC_PER_ADDRESS @@ -542,7 +573,7 @@ kernel_per: mvi SP_TRAP+1(%r15),0x28 # set trap indication to pgm check la %r2,SP_PTREGS(%r15) # address of register-save area l %r1,BASED(.Lhandle_per) # load adr. of per handler - la %r14,BASED(sysc_leave) # load adr. of system return + la %r14,BASED(sysc_restore)# load adr. of system return br %r1 # branch to do_single_step /* @@ -569,26 +600,38 @@ io_no_vtime: l %r1,BASED(.Ldo_IRQ) # load address of do_IRQ la %r2,SP_PTREGS(%r15) # address of register-save area basr %r14,%r1 # branch to standard irq handler - TRACE_IRQS_ON - io_return: tm SP_PSW+1(%r15),0x01 # returning to user ? #ifdef CONFIG_PREEMPT bno BASED(io_preempt) # no -> check for preemptive scheduling #else - bno BASED(io_leave) # no-> skip resched & signal + bno BASED(io_restore) # no-> skip resched & signal #endif tm __TI_flags+3(%r9),_TIF_WORK_INT bnz BASED(io_work) # there is work to do (signals etc.) +io_restore: +#ifdef CONFIG_TRACE_IRQFLAGS + la %r1,BASED(io_restore_trace_psw) + lpsw 0(%r1) +io_restore_trace: + TRACE_IRQS_CHECK LOCKDEP_SYS_EXIT +#endif io_leave: RESTORE_ALL __LC_RETURN_PSW,0 io_done: +#ifdef CONFIG_TRACE_IRQFLAGS + .align 8 + .globl io_restore_trace_psw +io_restore_trace_psw: + .long 0, io_restore_trace + 0x80000000 +#endif + #ifdef CONFIG_PREEMPT io_preempt: icm %r0,15,__TI_precount(%r9) - bnz BASED(io_leave) + bnz BASED(io_restore) l %r1,SP_R15(%r15) s %r1,BASED(.Lc_spsize) mvc SP_PTREGS(__PT_SIZE,%r1),SP_PTREGS(%r15) @@ -596,14 +639,10 @@ io_preempt: lr %r15,%r1 io_resume_loop: tm __TI_flags+3(%r9),_TIF_NEED_RESCHED - bno BASED(io_leave) - mvc __TI_precount(4,%r9),BASED(.Lc_pactive) - stosm __SF_EMPTY(%r15),0x03 # reenable interrupts - l %r1,BASED(.Lschedule) - basr %r14,%r1 # call schedule - stnsm __SF_EMPTY(%r15),0xfc # disable I/O and ext. interrupts - xc __TI_precount(4,%r9),__TI_precount(%r9) - b BASED(io_resume_loop) + bno BASED(io_restore) + l %r1,BASED(.Lpreempt_schedule_irq) + la %r14,BASED(io_resume_loop) + br %r1 # call schedule #endif # @@ -627,40 +666,42 @@ io_work_loop: bo BASED(io_reschedule) tm __TI_flags+3(%r9),(_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK) bnz BASED(io_sigpending) - LOCKDEP_SYS_EXIT - b BASED(io_leave) + b BASED(io_restore) +io_work_done: # # _TIF_MCCK_PENDING is set, call handler # io_mcck_pending: - TRACE_IRQS_OFF l %r1,BASED(.Ls390_handle_mcck) basr %r14,%r1 # TIF bit will be cleared by handler - TRACE_IRQS_ON b BASED(io_work_loop) # # _TIF_NEED_RESCHED is set, call schedule # io_reschedule: + TRACE_IRQS_ON l %r1,BASED(.Lschedule) stosm __SF_EMPTY(%r15),0x03 # reenable interrupts basr %r14,%r1 # call scheduler stnsm __SF_EMPTY(%r15),0xfc # disable I/O and ext. interrupts + TRACE_IRQS_OFF tm __TI_flags+3(%r9),_TIF_WORK_INT - bz BASED(io_leave) # there is no work to do + bz BASED(io_restore) # there is no work to do b BASED(io_work_loop) # # _TIF_SIGPENDING or _TIF_RESTORE_SIGMASK is set, call do_signal # io_sigpending: + TRACE_IRQS_ON stosm __SF_EMPTY(%r15),0x03 # reenable interrupts la %r2,SP_PTREGS(%r15) # load pt_regs l %r1,BASED(.Ldo_signal) basr %r14,%r1 # call do_signal stnsm __SF_EMPTY(%r15),0xfc # disable I/O and ext. interrupts + TRACE_IRQS_OFF b BASED(io_work_loop) /* @@ -688,7 +729,6 @@ ext_no_vtime: lh %r3,__LC_EXT_INT_CODE # get interruption code l %r1,BASED(.Ldo_extint) basr %r14,%r1 - TRACE_IRQS_ON b BASED(io_return) __critical_end: @@ -853,15 +893,15 @@ cleanup_table_system_call: cleanup_table_sysc_return: .long sysc_return + 0x80000000, sysc_leave + 0x80000000 cleanup_table_sysc_leave: - .long sysc_leave + 0x80000000, sysc_work_loop + 0x80000000 + .long sysc_leave + 0x80000000, sysc_done + 0x80000000 cleanup_table_sysc_work_loop: - .long sysc_work_loop + 0x80000000, sysc_reschedule + 0x80000000 + .long sysc_work_loop + 0x80000000, sysc_work_done + 0x80000000 cleanup_table_io_return: .long io_return + 0x80000000, io_leave + 0x80000000 cleanup_table_io_leave: .long io_leave + 0x80000000, io_done + 0x80000000 cleanup_table_io_work_loop: - .long io_work_loop + 0x80000000, io_mcck_pending + 0x80000000 + .long io_work_loop + 0x80000000, io_work_done + 0x80000000 cleanup_critical: clc 4(4,%r12),BASED(cleanup_table_system_call) @@ -930,8 +970,6 @@ cleanup_system_call: cleanup_vtime: clc __LC_RETURN_PSW+4(4),BASED(cleanup_system_call_insn+12) bhe BASED(cleanup_stime) - tm SP_PSW+1(%r15),0x01 # interrupting from user ? - bz BASED(cleanup_novtime) UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER cleanup_stime: clc __LC_RETURN_PSW+4(4),BASED(cleanup_system_call_insn+16) @@ -939,7 +977,6 @@ cleanup_stime: UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER cleanup_update: mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER -cleanup_novtime: #endif mvc __LC_RETURN_PSW+4(4),BASED(cleanup_table_system_call+4) la %r12,__LC_RETURN_PSW @@ -978,10 +1015,10 @@ cleanup_sysc_leave: 2: la %r12,__LC_RETURN_PSW br %r14 cleanup_sysc_leave_insn: + .long sysc_done - 4 + 0x80000000 #ifdef CONFIG_VIRT_CPU_ACCOUNTING - .long sysc_leave + 14 + 0x80000000 + .long sysc_done - 8 + 0x80000000 #endif - .long sysc_leave + 10 + 0x80000000 cleanup_io_return: mvc __LC_RETURN_PSW(4),0(%r12) @@ -1008,10 +1045,10 @@ cleanup_io_leave: 2: la %r12,__LC_RETURN_PSW br %r14 cleanup_io_leave_insn: + .long io_done - 4 + 0x80000000 #ifdef CONFIG_VIRT_CPU_ACCOUNTING - .long io_leave + 18 + 0x80000000 + .long io_done - 8 + 0x80000000 #endif - .long io_leave + 14 + 0x80000000 /* * Integer constants @@ -1019,7 +1056,6 @@ cleanup_io_leave_insn: .align 4 .Lc_spsize: .long SP_SIZE .Lc_overhead: .long STACK_FRAME_OVERHEAD -.Lc_pactive: .long PREEMPT_ACTIVE .Lnr_syscalls: .long NR_syscalls .L0x018: .short 0x018 .L0x020: .short 0x020 @@ -1043,6 +1079,8 @@ cleanup_io_leave_insn: .Lexecve_tail: .long execve_tail .Ljump_table: .long pgm_check_table .Lschedule: .long schedule +.Lpreempt_schedule_irq: + .long preempt_schedule_irq .Ltrace: .long syscall_trace .Lschedtail: .long schedule_tail .Lsysc_table: .long sys_call_table diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index 05e26d1..a3e47b8 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S @@ -67,12 +67,28 @@ _TIF_WORK_INT = (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK | _TIF_NEED_RESCHED | \ brasl %r14,trace_hardirqs_off .endm - .macro LOCKDEP_SYS_EXIT - brasl %r14,lockdep_sys_exit + .macro TRACE_IRQS_CHECK + tm SP_PSW(%r15),0x03 # irqs enabled? + jz 0f + brasl %r14,trace_hardirqs_on + j 1f +0: brasl %r14,trace_hardirqs_off +1: .endm #else #define TRACE_IRQS_ON #define TRACE_IRQS_OFF +#define TRACE_IRQS_CHECK +#endif + +#ifdef CONFIG_LOCKDEP + .macro LOCKDEP_SYS_EXIT + tm SP_PSW+1(%r15),0x01 # returning to user ? + jz 0f + brasl %r14,lockdep_sys_exit +0: + .endm +#else #define LOCKDEP_SYS_EXIT #endif @@ -222,8 +238,6 @@ sysc_saveall: llgh %r7,__LC_SVC_INT_CODE # get svc number from lowcore #ifdef CONFIG_VIRT_CPU_ACCOUNTING sysc_vtime: - tm SP_PSW+1(%r15),0x01 # interrupting from user ? - jz sysc_do_svc UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER sysc_stime: UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER @@ -257,19 +271,34 @@ sysc_noemu: sysc_return: tm SP_PSW+1(%r15),0x01 # returning to user ? - jno sysc_leave + jno sysc_restore tm __TI_flags+7(%r9),_TIF_WORK_SVC jnz sysc_work # there is work to do (signals etc.) +sysc_restore: +#ifdef CONFIG_TRACE_IRQFLAGS + larl %r1,sysc_restore_trace_psw + lpswe 0(%r1) +sysc_restore_trace: + TRACE_IRQS_CHECK LOCKDEP_SYS_EXIT +#endif sysc_leave: RESTORE_ALL __LC_RETURN_PSW,1 +sysc_done: + +#ifdef CONFIG_TRACE_IRQFLAGS + .align 8 + .globl sysc_restore_trace_psw +sysc_restore_trace_psw: + .quad 0, sysc_restore_trace +#endif # # recheck if there is more work to do # sysc_work_loop: tm __TI_flags+7(%r9),_TIF_WORK_SVC - jz sysc_leave # there is no work to do + jz sysc_restore # there is no work to do # # One of the work bits is on. Find out which one. # @@ -284,8 +313,8 @@ sysc_work: jo sysc_restart tm __TI_flags+7(%r9),_TIF_SINGLE_STEP jo sysc_singlestep - LOCKDEP_SYS_EXIT - j sysc_leave + j sysc_restore +sysc_work_done: # # _TIF_NEED_RESCHED is set, call schedule @@ -445,6 +474,7 @@ pgm_check_handler: pgm_no_vtime: #endif lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct + TRACE_IRQS_OFF lgf %r3,__LC_PGM_ILC # load program interruption code lghi %r8,0x7f ngr %r8,%r3 @@ -484,6 +514,7 @@ pgm_per_std: pgm_no_vtime2: #endif lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct + TRACE_IRQS_OFF lg %r1,__TI_task(%r9) tm SP_PSW+1(%r15),0x01 # kernel per event ? jz kernel_per @@ -504,12 +535,9 @@ pgm_svcper: SAVE_ALL_SYNC __LC_SVC_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_SVC_OLD_PSW,__LC_SAVE_AREA #ifdef CONFIG_VIRT_CPU_ACCOUNTING - tm SP_PSW+1(%r15),0x01 # interrupting from user ? - jz pgm_no_vtime3 UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER -pgm_no_vtime3: #endif llgh %r7,__LC_SVC_INT_CODE # get svc number from lowcore lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct @@ -529,7 +557,7 @@ kernel_per: lhi %r0,__LC_PGM_OLD_PSW sth %r0,SP_TRAP(%r15) # set trap indication to pgm check la %r2,SP_PTREGS(%r15) # address of register-save area - larl %r14,sysc_leave # load adr. of system ret, no work + larl %r14,sysc_restore # load adr. of system ret, no work jg do_single_step # branch to do_single_step /* @@ -554,26 +582,38 @@ io_no_vtime: TRACE_IRQS_OFF la %r2,SP_PTREGS(%r15) # address of register-save area brasl %r14,do_IRQ # call standard irq handler - TRACE_IRQS_ON - io_return: tm SP_PSW+1(%r15),0x01 # returning to user ? #ifdef CONFIG_PREEMPT jno io_preempt # no -> check for preemptive scheduling #else - jno io_leave # no-> skip resched & signal + jno io_restore # no-> skip resched & signal #endif tm __TI_flags+7(%r9),_TIF_WORK_INT jnz io_work # there is work to do (signals etc.) +io_restore: +#ifdef CONFIG_TRACE_IRQFLAGS + larl %r1,io_restore_trace_psw + lpswe 0(%r1) +io_restore_trace: + TRACE_IRQS_CHECK LOCKDEP_SYS_EXIT +#endif io_leave: RESTORE_ALL __LC_RETURN_PSW,0 io_done: +#ifdef CONFIG_TRACE_IRQFLAGS + .align 8 + .globl io_restore_trace_psw +io_restore_trace_psw: + .quad 0, io_restore_trace +#endif + #ifdef CONFIG_PREEMPT io_preempt: icm %r0,15,__TI_precount(%r9) - jnz io_leave + jnz io_restore # switch to kernel stack lg %r1,SP_R15(%r15) aghi %r1,-SP_SIZE @@ -582,14 +622,9 @@ io_preempt: lgr %r15,%r1 io_resume_loop: tm __TI_flags+7(%r9),_TIF_NEED_RESCHED - jno io_leave - larl %r1,.Lc_pactive - mvc __TI_precount(4,%r9),0(%r1) - stosm __SF_EMPTY(%r15),0x03 # reenable interrupts - brasl %r14,schedule # call schedule - stnsm __SF_EMPTY(%r15),0xfc # disable I/O and ext. interrupts - xc __TI_precount(4,%r9),__TI_precount(%r9) - j io_resume_loop + jno io_restore + larl %r14,io_resume_loop + jg preempt_schedule_irq #endif # @@ -613,37 +648,39 @@ io_work_loop: jo io_reschedule tm __TI_flags+7(%r9),(_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK) jnz io_sigpending - LOCKDEP_SYS_EXIT - j io_leave + j io_restore +io_work_done: # # _TIF_MCCK_PENDING is set, call handler # io_mcck_pending: - TRACE_IRQS_OFF brasl %r14,s390_handle_mcck # TIF bit will be cleared by handler - TRACE_IRQS_ON j io_work_loop # # _TIF_NEED_RESCHED is set, call schedule # io_reschedule: + TRACE_IRQS_ON stosm __SF_EMPTY(%r15),0x03 # reenable interrupts brasl %r14,schedule # call scheduler stnsm __SF_EMPTY(%r15),0xfc # disable I/O and ext. interrupts + TRACE_IRQS_OFF tm __TI_flags+7(%r9),_TIF_WORK_INT - jz io_leave # there is no work to do + jz io_restore # there is no work to do j io_work_loop # # _TIF_SIGPENDING or _TIF_RESTORE_SIGMASK is set, call do_signal # io_sigpending: + TRACE_IRQS_ON stosm __SF_EMPTY(%r15),0x03 # reenable interrupts la %r2,SP_PTREGS(%r15) # load pt_regs brasl %r14,do_signal # call do_signal stnsm __SF_EMPTY(%r15),0xfc # disable I/O and ext. interrupts + TRACE_IRQS_OFF j io_work_loop /* @@ -669,7 +706,6 @@ ext_no_vtime: la %r2,SP_PTREGS(%r15) # address of register-save area llgh %r3,__LC_EXT_INT_CODE # get interruption code brasl %r14,do_extint - TRACE_IRQS_ON j io_return __critical_end: @@ -824,15 +860,15 @@ cleanup_table_system_call: cleanup_table_sysc_return: .quad sysc_return, sysc_leave cleanup_table_sysc_leave: - .quad sysc_leave, sysc_work_loop + .quad sysc_leave, sysc_done cleanup_table_sysc_work_loop: - .quad sysc_work_loop, sysc_reschedule + .quad sysc_work_loop, sysc_work_done cleanup_table_io_return: .quad io_return, io_leave cleanup_table_io_leave: .quad io_leave, io_done cleanup_table_io_work_loop: - .quad io_work_loop, io_mcck_pending + .quad io_work_loop, io_work_done cleanup_critical: clc 8(8,%r12),BASED(cleanup_table_system_call) @@ -901,8 +937,6 @@ cleanup_system_call: cleanup_vtime: clc __LC_RETURN_PSW+8(8),BASED(cleanup_system_call_insn+24) jhe cleanup_stime - tm SP_PSW+1(%r15),0x01 # interrupting from user ? - jz cleanup_novtime UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER cleanup_stime: clc __LC_RETURN_PSW+8(8),BASED(cleanup_system_call_insn+32) @@ -910,7 +944,6 @@ cleanup_stime: UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER cleanup_update: mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER -cleanup_novtime: #endif mvc __LC_RETURN_PSW+8(8),BASED(cleanup_table_system_call+8) la %r12,__LC_RETURN_PSW @@ -949,10 +982,10 @@ cleanup_sysc_leave: 2: la %r12,__LC_RETURN_PSW br %r14 cleanup_sysc_leave_insn: + .quad sysc_done - 4 #ifdef CONFIG_VIRT_CPU_ACCOUNTING - .quad sysc_leave + 16 + .quad sysc_done - 8 #endif - .quad sysc_leave + 12 cleanup_io_return: mvc __LC_RETURN_PSW(8),0(%r12) @@ -979,17 +1012,16 @@ cleanup_io_leave: 2: la %r12,__LC_RETURN_PSW br %r14 cleanup_io_leave_insn: + .quad io_done - 4 #ifdef CONFIG_VIRT_CPU_ACCOUNTING - .quad io_leave + 20 + .quad io_done - 8 #endif - .quad io_leave + 16 /* * Integer constants */ .align 4 .Lconst: -.Lc_pactive: .long PREEMPT_ACTIVE .Lnr_syscalls: .long NR_syscalls .L0x0130: .short 0x130 .L0x0140: .short 0x140 diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 7e1bfb9..50f8f1e 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -347,7 +347,7 @@ void (*_machine_power_off)(void) = do_machine_power_off_nonsmp; void machine_restart(char *command) { - if (!in_interrupt() || oops_in_progress) + if ((!in_interrupt() && !in_atomic()) || oops_in_progress) /* * Only unblank the console if we are called in enabled * context or a bust_spinlocks cleared the way for us. @@ -492,6 +492,10 @@ static void setup_addressing_mode(void) printk("S390 address spaces switched, "); set_amode_and_uaccess(PSW_ASC_PRIMARY, PSW32_ASC_PRIMARY); } +#ifdef CONFIG_TRACE_IRQFLAGS + sysc_restore_trace_psw.mask = psw_kernel_bits & ~PSW_MASK_MCHECK; + io_restore_trace_psw.mask = psw_kernel_bits & ~PSW_MASK_MCHECK; +#endif } static void __init diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index b05ae85..264ea90 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -193,72 +193,30 @@ int smp_call_function_single(int cpu, void (*func) (void *info), void *info, } EXPORT_SYMBOL(smp_call_function_single); -static void do_send_stop(void) +void smp_send_stop(void) { int cpu, rc; - /* stop all processors */ - for_each_online_cpu(cpu) { - if (cpu == smp_processor_id()) - continue; - do { - rc = signal_processor(cpu, sigp_stop); - } while (rc == sigp_busy); - } -} + /* Disable all interrupts/machine checks */ + __load_psw_mask(psw_kernel_bits & ~PSW_MASK_MCHECK); -static void do_store_status(void) -{ - int cpu, rc; + /* write magic number to zero page (absolute 0) */ + lowcore_ptr[smp_processor_id()]->panic_magic = __PANIC_MAGIC; - /* store status of all processors in their lowcores (real 0) */ + /* stop all processors */ for_each_online_cpu(cpu) { if (cpu == smp_processor_id()) continue; do { - rc = signal_processor_p( - (__u32)(unsigned long) lowcore_ptr[cpu], cpu, - sigp_store_status_at_address); + rc = signal_processor(cpu, sigp_stop); } while (rc == sigp_busy); - } -} -static void do_wait_for_stop(void) -{ - int cpu; - - /* Wait for all other cpus to enter stopped state */ - for_each_online_cpu(cpu) { - if (cpu == smp_processor_id()) - continue; while (!smp_cpu_not_running(cpu)) cpu_relax(); } } /* - * this function sends a 'stop' sigp to all other CPUs in the system. - * it goes straight through. - */ -void smp_send_stop(void) -{ - /* Disable all interrupts/machine checks */ - __load_psw_mask(psw_kernel_bits & ~PSW_MASK_MCHECK); - - /* write magic number to zero page (absolute 0) */ - lowcore_ptr[smp_processor_id()]->panic_magic = __PANIC_MAGIC; - - /* stop other processors. */ - do_send_stop(); - - /* wait until other processors are stopped */ - do_wait_for_stop(); - - /* store status of other processors. */ - do_store_status(); -} - -/* * Reboot, halt and power_off routines for SMP. */ void machine_restart_smp(char *__unused) diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index 8ec9def..8ed16a8 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -260,6 +260,7 @@ void die(const char * str, struct pt_regs * regs, long err) bust_spinlocks(1); printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter); print_modules(); + notify_die(DIE_OOPS, str, regs, err, current->thread.trap_no, SIGSEGV); show_regs(regs); bust_spinlocks(0); add_taint(TAINT_DIE); diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c index d4ed93d..413c240 100644 --- a/arch/s390/mm/cmm.c +++ b/arch/s390/mm/cmm.c @@ -341,19 +341,16 @@ cmm_timeout_handler(ctl_table *ctl, int write, struct file *filp, static struct ctl_table cmm_table[] = { { - .ctl_name = VM_CMM_PAGES, .procname = "cmm_pages", .mode = 0644, .proc_handler = &cmm_pages_handler, }, { - .ctl_name = VM_CMM_TIMED_PAGES, .procname = "cmm_timed_pages", .mode = 0644, .proc_handler = &cmm_pages_handler, }, { - .ctl_name = VM_CMM_TIMEOUT, .procname = "cmm_timeout", .mode = 0644, .proc_handler = &cmm_timeout_handler, diff --git a/arch/sh/boards/renesas/rts7751r2d/setup.c b/arch/sh/boards/renesas/rts7751r2d/setup.c index 37f2c0b..8125d20 100644 --- a/arch/sh/boards/renesas/rts7751r2d/setup.c +++ b/arch/sh/boards/renesas/rts7751r2d/setup.c @@ -53,10 +53,12 @@ static struct resource cf_ide_resources[] = { .end = PA_AREA5_IO + 0x80c, .flags = IORESOURCE_MEM, }, +#ifndef CONFIG_RTS7751R2D_1 /* For R2D-1 polling is preferred */ [2] = { .start = IRQ_CF_IDE, .flags = IORESOURCE_IRQ, }, +#endif }; static struct pata_platform_info pata_info = { diff --git a/arch/sh/configs/r7780mp_defconfig b/arch/sh/configs/r7780mp_defconfig index ac4de49..2ad804e 100644 --- a/arch/sh/configs/r7780mp_defconfig +++ b/arch/sh/configs/r7780mp_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.22-rc4 -# Mon Jun 11 10:24:57 2007 +# Linux kernel version: 2.6.24-rc2 +# Tue Nov 13 20:32:39 2007 # CONFIG_SUPERH=y CONFIG_RWSEM_GENERIC_SPINLOCK=y @@ -13,38 +13,39 @@ CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_TIME=y CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_SYS_SUPPORTS_PCI=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_LOCKDEP_SUPPORT=y # CONFIG_ARCH_HAS_ILOG2_U32 is not set # CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_NO_VIRT_TO_BUS=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # -# Code maturity level options +# General setup # CONFIG_EXPERIMENTAL=y CONFIG_BROKEN_ON_SMP=y CONFIG_LOCK_KERNEL=y CONFIG_INIT_ENV_ARG_LIMIT=32 - -# -# General setup -# CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y CONFIG_SWAP=y CONFIG_SYSVIPC=y -# CONFIG_IPC_NS is not set CONFIG_SYSVIPC_SYSCTL=y # CONFIG_POSIX_MQUEUE is not set CONFIG_BSD_PROCESS_ACCT=y # CONFIG_BSD_PROCESS_ACCT_V3 is not set # CONFIG_TASKSTATS is not set -# CONFIG_UTS_NS is not set +# CONFIG_USER_NS is not set # CONFIG_AUDIT is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_CGROUPS is not set +CONFIG_FAIR_GROUP_SCHED=y +CONFIG_FAIR_USER_SCHED=y +# CONFIG_FAIR_CGROUP_SCHED is not set # CONFIG_SYSFS_DEPRECATED is not set # CONFIG_RELAY is not set # CONFIG_BLK_DEV_INITRD is not set @@ -65,7 +66,6 @@ CONFIG_BASE_FULL=y CONFIG_ANON_INODES=y # CONFIG_EPOLL is not set CONFIG_SIGNALFD=y -CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_VM_EVENT_COUNTERS=y @@ -74,24 +74,17 @@ CONFIG_SLAB=y # CONFIG_SLOB is not set # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 - -# -# Loadable module support -# CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_FORCE_UNLOAD is not set # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_KMOD=y - -# -# Block layer -# CONFIG_BLOCK=y # CONFIG_LBD is not set # CONFIG_BLK_DEV_IO_TRACE is not set # CONFIG_LSF is not set +# CONFIG_BLK_DEV_BSG is not set # # IO Schedulers @@ -113,7 +106,6 @@ CONFIG_CPU_SH4=y CONFIG_CPU_SH4A=y # CONFIG_CPU_SUBTYPE_SH7619 is not set # CONFIG_CPU_SUBTYPE_SH7206 is not set -# CONFIG_CPU_SUBTYPE_SH7300 is not set # CONFIG_CPU_SUBTYPE_SH7705 is not set # CONFIG_CPU_SUBTYPE_SH7706 is not set # CONFIG_CPU_SUBTYPE_SH7707 is not set @@ -121,6 +113,7 @@ CONFIG_CPU_SH4A=y # CONFIG_CPU_SUBTYPE_SH7709 is not set # CONFIG_CPU_SUBTYPE_SH7710 is not set # CONFIG_CPU_SUBTYPE_SH7712 is not set +# CONFIG_CPU_SUBTYPE_SH7720 is not set # CONFIG_CPU_SUBTYPE_SH7750 is not set # CONFIG_CPU_SUBTYPE_SH7091 is not set # CONFIG_CPU_SUBTYPE_SH7750R is not set @@ -129,12 +122,10 @@ CONFIG_CPU_SH4A=y # CONFIG_CPU_SUBTYPE_SH7751R is not set # CONFIG_CPU_SUBTYPE_SH7760 is not set # CONFIG_CPU_SUBTYPE_SH4_202 is not set -# CONFIG_CPU_SUBTYPE_ST40STB1 is not set -# CONFIG_CPU_SUBTYPE_ST40GX1 is not set # CONFIG_CPU_SUBTYPE_SH7770 is not set CONFIG_CPU_SUBTYPE_SH7780=y # CONFIG_CPU_SUBTYPE_SH7785 is not set -# CONFIG_CPU_SUBTYPE_SH73180 is not set +# CONFIG_CPU_SUBTYPE_SHX3 is not set # CONFIG_CPU_SUBTYPE_SH7343 is not set # CONFIG_CPU_SUBTYPE_SH7722 is not set @@ -169,6 +160,7 @@ CONFIG_FLATMEM_MANUAL=y CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y CONFIG_SPARSEMEM_STATIC=y +# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set CONFIG_ZONE_DMA_FLAG=0 @@ -178,8 +170,9 @@ CONFIG_NR_QUICK=2 # Cache configuration # # CONFIG_SH_DIRECT_MAPPED is not set -# CONFIG_SH_WRITETHROUGH is not set -# CONFIG_SH_OCRAM is not set +CONFIG_CACHE_WRITEBACK=y +# CONFIG_CACHE_WRITETHROUGH is not set +# CONFIG_CACHE_OFF is not set # # Processor features @@ -187,12 +180,11 @@ CONFIG_NR_QUICK=2 CONFIG_CPU_LITTLE_ENDIAN=y # CONFIG_CPU_BIG_ENDIAN is not set CONFIG_SH_FPU=y -# CONFIG_SH_DSP is not set CONFIG_SH_STORE_QUEUES=y CONFIG_SPECULATIVE_EXECUTION=y CONFIG_CPU_HAS_INTEVT=y -CONFIG_CPU_HAS_INTC_IRQ=y CONFIG_CPU_HAS_SR_RB=y +CONFIG_CPU_HAS_FPU=y # # Board support @@ -212,6 +204,7 @@ CONFIG_SH_PCLK_FREQ=32000000 # CONFIG_TICK_ONESHOT is not set # CONFIG_NO_HZ is not set # CONFIG_HIGH_RES_TIMERS is not set +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y # # CPU Frequency scaling @@ -226,7 +219,6 @@ CONFIG_SH_PCLK_FREQ=32000000 # # Companion Chips # -# CONFIG_HD6446X_SERIES is not set # # Additional SuperH Device Drivers @@ -244,18 +236,17 @@ CONFIG_HZ_250=y CONFIG_HZ=250 CONFIG_KEXEC=y # CONFIG_CRASH_DUMP is not set -# CONFIG_SMP is not set # CONFIG_PREEMPT_NONE is not set # CONFIG_PREEMPT_VOLUNTARY is not set CONFIG_PREEMPT=y CONFIG_PREEMPT_BKL=y +CONFIG_GUSA=y # # Boot options # CONFIG_ZERO_PAGE_OFFSET=0x00001000 CONFIG_BOOT_LINK_OFFSET=0x00800000 -# CONFIG_UBC_WAKEUP is not set CONFIG_CMDLINE_BOOL=y CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda1" @@ -267,11 +258,8 @@ CONFIG_SH_PCIDMA_NONCOHERENT=y CONFIG_PCI_AUTO=y CONFIG_PCI_AUTO_UPDATE_RESOURCES=y # CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_PCI_LEGACY=y # CONFIG_PCI_DEBUG is not set - -# -# PCCARD (PCMCIA/CardBus) support -# # CONFIG_PCCARD is not set # CONFIG_HOTPLUG_PCI is not set @@ -282,11 +270,6 @@ CONFIG_BINFMT_ELF=y # CONFIG_BINFMT_MISC is not set # -# Power management options (EXPERIMENTAL) -# -# CONFIG_PM is not set - -# # Networking # CONFIG_NET=y @@ -327,6 +310,7 @@ CONFIG_IP_PNP_DHCP=y CONFIG_INET_XFRM_MODE_TRANSPORT=y CONFIG_INET_XFRM_MODE_TUNNEL=y CONFIG_INET_XFRM_MODE_BEET=y +# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=y CONFIG_INET_TCP_DIAG=y # CONFIG_TCP_CONG_ADVANCED is not set @@ -353,10 +337,6 @@ CONFIG_LLC=m # CONFIG_LAPB is not set # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# # CONFIG_NET_SCHED is not set # @@ -376,6 +356,7 @@ CONFIG_WIRELESS_EXT=y # CONFIG_MAC80211 is not set # CONFIG_IEEE80211 is not set # CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set # # Device Drivers @@ -384,33 +365,17 @@ CONFIG_WIRELESS_EXT=y # # Generic Driver Options # +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y CONFIG_FW_LOADER=m # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set - -# -# Connector - unified userspace <-> kernelspace linker -# # CONFIG_CONNECTOR is not set # CONFIG_MTD is not set - -# -# Parallel port support -# # CONFIG_PARPORT is not set - -# -# Plug and Play support -# -# CONFIG_PNPACPI is not set - -# -# Block devices -# -# CONFIG_BLK_CPQ_DA is not set +CONFIG_BLK_DEV=y # CONFIG_BLK_CPQ_CISS_DA is not set # CONFIG_BLK_DEV_DAC960 is not set # CONFIG_BLK_DEV_UMEM is not set @@ -424,14 +389,11 @@ CONFIG_BLK_DEV_RAM_SIZE=4096 CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set - -# -# Misc devices -# +CONFIG_MISC_DEVICES=y # CONFIG_PHANTOM is not set +CONFIG_EEPROM_93CX6=y # CONFIG_SGI_IOC4 is not set # CONFIG_TIFM_CORE is not set -# CONFIG_BLINK is not set # CONFIG_IDE is not set # @@ -439,6 +401,7 @@ CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 # # CONFIG_RAID_ATTRS is not set CONFIG_SCSI=y +CONFIG_SCSI_DMA=y # CONFIG_SCSI_TGT is not set # CONFIG_SCSI_NETLINK is not set CONFIG_SCSI_PROC_FS=y @@ -468,12 +431,9 @@ CONFIG_SCSI_WAIT_SCAN=m # CONFIG_SCSI_SPI_ATTRS is not set # CONFIG_SCSI_FC_ATTRS is not set # CONFIG_SCSI_ISCSI_ATTRS is not set -# CONFIG_SCSI_SAS_ATTRS is not set # CONFIG_SCSI_SAS_LIBSAS is not set - -# -# SCSI low-level drivers -# +# CONFIG_SCSI_SRP_ATTRS is not set +CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set # CONFIG_SCSI_3W_9XXX is not set @@ -483,7 +443,6 @@ CONFIG_SCSI_WAIT_SCAN=m # CONFIG_SCSI_AIC7XXX_OLD is not set # CONFIG_SCSI_AIC79XX is not set # CONFIG_SCSI_AIC94XX is not set -# CONFIG_SCSI_DPT_I2O is not set # CONFIG_SCSI_ARCMSR is not set # CONFIG_MEGARAID_NEWGEN is not set # CONFIG_MEGARAID_LEGACY is not set @@ -548,6 +507,7 @@ CONFIG_SATA_SIL=y # CONFIG_PATA_OLDPIIX is not set # CONFIG_PATA_NETCELL is not set # CONFIG_PATA_NS87410 is not set +# CONFIG_PATA_NS87415 is not set # CONFIG_PATA_OPTI is not set # CONFIG_PATA_OPTIDMA is not set # CONFIG_PATA_PDC_OLD is not set @@ -561,59 +521,43 @@ CONFIG_SATA_SIL=y # CONFIG_PATA_VIA is not set # CONFIG_PATA_WINBOND is not set CONFIG_PATA_PLATFORM=y - -# -# Multi-device support (RAID and LVM) -# # CONFIG_MD is not set - -# -# Fusion MPT device support -# # CONFIG_FUSION is not set -# CONFIG_FUSION_SPI is not set -# CONFIG_FUSION_FC is not set -# CONFIG_FUSION_SAS is not set # # IEEE 1394 (FireWire) support # # CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set - -# -# I2O device support -# # CONFIG_I2O is not set - -# -# Network device support -# CONFIG_NETDEVICES=y +# CONFIG_NETDEVICES_MULTIQUEUE is not set # CONFIG_DUMMY is not set # CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set # CONFIG_TUN is not set +# CONFIG_VETH is not set +# CONFIG_IP1000 is not set # CONFIG_ARCNET is not set # CONFIG_PHYLIB is not set - -# -# Ethernet (10 or 100Mbit) -# CONFIG_NET_ETHERNET=y CONFIG_MII=y +CONFIG_AX88796=y +CONFIG_AX88796_93CX6=y # CONFIG_STNIC is not set # CONFIG_HAPPYMEAL is not set # CONFIG_SUNGEM is not set # CONFIG_CASSINI is not set # CONFIG_NET_VENDOR_3COM is not set # CONFIG_SMC91X is not set - -# -# Tulip family network device support -# +# CONFIG_SMC911X is not set # CONFIG_NET_TULIP is not set # CONFIG_HP100 is not set +# CONFIG_IBM_NEW_EMAC_ZMII is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set CONFIG_NET_PCI=y CONFIG_PCNET32=m # CONFIG_PCNET32_NAPI is not set @@ -621,7 +565,6 @@ CONFIG_PCNET32=m # CONFIG_ADAPTEC_STARFIRE is not set # CONFIG_B44 is not set # CONFIG_FORCEDETH is not set -# CONFIG_DGRS is not set # CONFIG_EEPRO100 is not set # CONFIG_E100 is not set # CONFIG_FEALNX is not set @@ -647,6 +590,7 @@ CONFIG_NETDEV_1000=y CONFIG_E1000=m # CONFIG_E1000_NAPI is not set # CONFIG_E1000_DISABLE_PACKET_SPLIT is not set +# CONFIG_E1000E is not set # CONFIG_NS83820 is not set # CONFIG_HAMACHI is not set # CONFIG_YELLOWFIN is not set @@ -664,11 +608,14 @@ CONFIG_R8169=y CONFIG_NETDEV_10000=y # CONFIG_CHELSIO_T1 is not set # CONFIG_CHELSIO_T3 is not set +# CONFIG_IXGBE is not set # CONFIG_IXGB is not set # CONFIG_S2IO is not set # CONFIG_MYRI10GE is not set # CONFIG_NETXEN_NIC is not set +# CONFIG_NIU is not set # CONFIG_MLX4_CORE is not set +# CONFIG_TEHUTI is not set # CONFIG_TR is not set # @@ -686,15 +633,7 @@ CONFIG_NETDEV_10000=y # CONFIG_NETCONSOLE is not set # CONFIG_NETPOLL is not set # CONFIG_NET_POLL_CONTROLLER is not set - -# -# ISDN subsystem -# # CONFIG_ISDN is not set - -# -# Telephony Support -# # CONFIG_PHONE is not set # @@ -702,6 +641,7 @@ CONFIG_NETDEV_10000=y # CONFIG_INPUT=y # CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set # # Userland interfaces @@ -711,7 +651,6 @@ CONFIG_INPUT_MOUSEDEV=y CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 # CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set # CONFIG_INPUT_EVDEV is not set # CONFIG_INPUT_EVBUG is not set @@ -765,21 +704,11 @@ CONFIG_SERIAL_CORE_CONSOLE=y CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 - -# -# IPMI -# # CONFIG_IPMI_HANDLER is not set -# CONFIG_WATCHDOG is not set CONFIG_HW_RANDOM=y # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set -# CONFIG_DRM is not set # CONFIG_RAW_DRIVER is not set - -# -# TPM devices -# # CONFIG_TCG_TPM is not set CONFIG_DEVPORT=y # CONFIG_I2C is not set @@ -789,21 +718,31 @@ CONFIG_DEVPORT=y # # CONFIG_SPI is not set # CONFIG_SPI_MASTER is not set - -# -# Dallas's 1-wire bus -# # CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set CONFIG_HWMON=y # CONFIG_HWMON_VID is not set -# CONFIG_SENSORS_ABITUGURU is not set # CONFIG_SENSORS_F71805F is not set +# CONFIG_SENSORS_F71882FG is not set +# CONFIG_SENSORS_IT87 is not set +# CONFIG_SENSORS_PC87360 is not set # CONFIG_SENSORS_PC87427 is not set +# CONFIG_SENSORS_SIS5595 is not set # CONFIG_SENSORS_SMSC47M1 is not set # CONFIG_SENSORS_SMSC47B397 is not set +# CONFIG_SENSORS_VIA686A is not set # CONFIG_SENSORS_VT1211 is not set +# CONFIG_SENSORS_VT8231 is not set # CONFIG_SENSORS_W83627HF is not set +# CONFIG_SENSORS_W83627EHF is not set # CONFIG_HWMON_DEBUG_CHIP is not set +# CONFIG_WATCHDOG is not set + +# +# Sonics Silicon Backplane +# +CONFIG_SSB_POSSIBLE=y +# CONFIG_SSB is not set # # Multifunction device drivers @@ -820,14 +759,16 @@ CONFIG_DAB=y # # Graphics support # +# CONFIG_DRM is not set +# CONFIG_VGASTATE is not set +# CONFIG_VIDEO_OUTPUT_CONTROL is not set +# CONFIG_FB is not set # CONFIG_BACKLIGHT_LCD_SUPPORT is not set # # Display device support # # CONFIG_DISPLAY_SUPPORT is not set -# CONFIG_VGASTATE is not set -# CONFIG_FB is not set # # Sound @@ -843,20 +784,14 @@ CONFIG_SOUND=m # Open Sound System # CONFIG_SOUND_PRIME=m -# CONFIG_OSS_OBSOLETE is not set # CONFIG_SOUND_TRIDENT is not set # CONFIG_SOUND_MSNDCLAS is not set # CONFIG_SOUND_MSNDPIN is not set - -# -# HID Devices -# +CONFIG_HID_SUPPORT=y CONFIG_HID=y # CONFIG_HID_DEBUG is not set - -# -# USB support -# +# CONFIG_HIDRAW is not set +CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y @@ -871,32 +806,8 @@ CONFIG_USB_ARCH_HAS_EHCI=y # # CONFIG_USB_GADGET is not set # CONFIG_MMC is not set - -# -# LED devices -# # CONFIG_NEW_LEDS is not set - -# -# LED drivers -# - -# -# LED Triggers -# - -# -# InfiniBand support -# # CONFIG_INFINIBAND is not set - -# -# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) -# - -# -# Real Time Clock -# CONFIG_RTC_LIB=y CONFIG_RTC_CLASS=y CONFIG_RTC_HCTOSYS=y @@ -913,10 +824,6 @@ CONFIG_RTC_INTF_DEV=y # CONFIG_RTC_DRV_TEST is not set # -# I2C RTC drivers -# - -# # SPI RTC drivers # @@ -924,8 +831,10 @@ CONFIG_RTC_INTF_DEV=y # Platform RTC drivers # # CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set # CONFIG_RTC_DRV_DS1742 is not set # CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T59 is not set # CONFIG_RTC_DRV_V3020 is not set # @@ -934,17 +843,9 @@ CONFIG_RTC_INTF_DEV=y CONFIG_RTC_DRV_SH=y # -# DMA Engine support -# -# CONFIG_DMA_ENGINE is not set - -# -# DMA Clients -# - -# -# DMA Devices +# Userspace I/O # +# CONFIG_UIO is not set # # File systems @@ -1005,7 +906,6 @@ CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set CONFIG_HUGETLBFS=y CONFIG_HUGETLB_PAGE=y -CONFIG_RAMFS=y CONFIG_CONFIGFS_FS=m # @@ -1024,10 +924,7 @@ CONFIG_CONFIGFS_FS=m # CONFIG_QNX4FS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set - -# -# Network File Systems -# +CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set @@ -1053,17 +950,12 @@ CONFIG_RPCSEC_GSS_KRB5=y # CONFIG_NCP_FS is not set # CONFIG_CODA_FS is not set # CONFIG_AFS_FS is not set -# CONFIG_9P_FS is not set # # Partition Types # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y - -# -# Native Language Support -# CONFIG_NLS=y CONFIG_NLS_DEFAULT="iso8859-1" CONFIG_NLS_CODEPAGE_437=y @@ -1104,23 +996,18 @@ CONFIG_NLS_ISO8859_1=y # CONFIG_NLS_KOI8_R is not set # CONFIG_NLS_KOI8_U is not set # CONFIG_NLS_UTF8 is not set - -# -# Distributed Lock Manager -# # CONFIG_DLM is not set - -# -# Profiling support -# +CONFIG_INSTRUMENTATION=y CONFIG_PROFILING=y CONFIG_OPROFILE=m +# CONFIG_MARKERS is not set # # Kernel hacking # CONFIG_TRACE_IRQFLAGS_SUPPORT=y # CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y CONFIG_MAGIC_SYSRQ=y # CONFIG_UNUSED_SYMBOLS is not set @@ -1129,6 +1016,7 @@ CONFIG_DEBUG_FS=y CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set CONFIG_DETECT_SOFTLOCKUP=y +CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set # CONFIG_DEBUG_SLAB is not set @@ -1137,6 +1025,7 @@ CONFIG_DETECT_SOFTLOCKUP=y # CONFIG_DEBUG_MUTEXES is not set # CONFIG_DEBUG_LOCK_ALLOC is not set # CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set # CONFIG_DEBUG_SPINLOCK_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_DEBUG_KOBJECT is not set @@ -1144,10 +1033,13 @@ CONFIG_DEBUG_BUGVERBOSE=y CONFIG_DEBUG_INFO=y # CONFIG_DEBUG_VM is not set # CONFIG_DEBUG_LIST is not set +# CONFIG_DEBUG_SG is not set # CONFIG_FRAME_POINTER is not set CONFIG_FORCED_INLINING=y +# CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_FAULT_INJECTION is not set +# CONFIG_SAMPLES is not set CONFIG_SH_STANDARD_BIOS=y # CONFIG_EARLY_SCIF_CONSOLE is not set CONFIG_EARLY_PRINTK=y @@ -1155,6 +1047,7 @@ CONFIG_EARLY_PRINTK=y CONFIG_DEBUG_STACKOVERFLOW=y # CONFIG_DEBUG_STACK_USAGE is not set # CONFIG_4KSTACKS is not set +# CONFIG_IRQSTACKS is not set # CONFIG_SH_KGDB is not set # @@ -1162,10 +1055,7 @@ CONFIG_DEBUG_STACKOVERFLOW=y # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set - -# -# Cryptographic options -# +# CONFIG_SECURITY_FILE_CAPABILITIES is not set CONFIG_CRYPTO=y CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_BLKCIPHER=y @@ -1186,6 +1076,7 @@ CONFIG_CRYPTO_ECB=m CONFIG_CRYPTO_CBC=y CONFIG_CRYPTO_PCBC=m # CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_XTS is not set # CONFIG_CRYPTO_CRYPTD is not set CONFIG_CRYPTO_DES=y # CONFIG_CRYPTO_FCRYPT is not set @@ -1199,15 +1090,14 @@ CONFIG_CRYPTO_DES=y # CONFIG_CRYPTO_ARC4 is not set # CONFIG_CRYPTO_KHAZAD is not set # CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_SEED is not set # CONFIG_CRYPTO_DEFLATE is not set # CONFIG_CRYPTO_MICHAEL_MIC is not set # CONFIG_CRYPTO_CRC32C is not set # CONFIG_CRYPTO_CAMELLIA is not set # CONFIG_CRYPTO_TEST is not set - -# -# Hardware crypto devices -# +# CONFIG_CRYPTO_AUTHENC is not set +CONFIG_CRYPTO_HW=y # # Library routines @@ -1217,6 +1107,7 @@ CONFIG_BITREVERSE=y # CONFIG_CRC16 is not set # CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y +# CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y diff --git a/arch/sh/configs/r7785rp_defconfig b/arch/sh/configs/r7785rp_defconfig index 158e03f..2e43a2a 100644 --- a/arch/sh/configs/r7785rp_defconfig +++ b/arch/sh/configs/r7785rp_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.24-rc1 -# Fri Nov 2 14:30:49 2007 +# Linux kernel version: 2.6.24-rc2 +# Tue Nov 13 20:34:57 2007 # CONFIG_SUPERH=y CONFIG_RWSEM_GENERIC_SPINLOCK=y @@ -124,8 +124,6 @@ CONFIG_CPU_SHX2=y # CONFIG_CPU_SUBTYPE_SH7751R is not set # CONFIG_CPU_SUBTYPE_SH7760 is not set # CONFIG_CPU_SUBTYPE_SH4_202 is not set -# CONFIG_CPU_SUBTYPE_ST40STB1 is not set -# CONFIG_CPU_SUBTYPE_ST40GX1 is not set # CONFIG_CPU_SUBTYPE_SH7770 is not set # CONFIG_CPU_SUBTYPE_SH7780 is not set CONFIG_CPU_SUBTYPE_SH7785=y @@ -254,7 +252,6 @@ CONFIG_GUSA=y # CONFIG_ZERO_PAGE_OFFSET=0x00001000 CONFIG_BOOT_LINK_OFFSET=0x00800000 -# CONFIG_UBC_WAKEUP is not set CONFIG_CMDLINE_BOOL=y CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda1" @@ -266,6 +263,7 @@ CONFIG_SH_PCIDMA_NONCOHERENT=y CONFIG_PCI_AUTO=y CONFIG_PCI_AUTO_UPDATE_RESOURCES=y # CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_PCI_LEGACY=y # CONFIG_PCI_DEBUG is not set # CONFIG_PCCARD is not set # CONFIG_HOTPLUG_PCI is not set @@ -550,6 +548,8 @@ CONFIG_NETDEVICES=y # CONFIG_PHYLIB is not set CONFIG_NET_ETHERNET=y CONFIG_MII=y +CONFIG_AX88796=y +CONFIG_AX88796_93CX6=y # CONFIG_STNIC is not set # CONFIG_HAPPYMEAL is not set # CONFIG_SUNGEM is not set diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault.c index f33cedb..60d74f7 100644 --- a/arch/sh/mm/fault.c +++ b/arch/sh/mm/fault.c @@ -258,9 +258,6 @@ asmlinkage int __kprobes __do_page_fault(struct pt_regs *regs, pmd_t *pmd; pte_t *pte; pte_t entry; - struct mm_struct *mm = current->mm; - spinlock_t *ptl = NULL; - int ret = 1; #ifdef CONFIG_SH_KGDB if (kgdb_nofault && kgdb_bus_err_hook) @@ -274,12 +271,11 @@ asmlinkage int __kprobes __do_page_fault(struct pt_regs *regs, */ if (address >= P3SEG && address < P3_ADDR_MAX) { pgd = pgd_offset_k(address); - mm = NULL; } else { - if (unlikely(address >= TASK_SIZE || !mm)) + if (unlikely(address >= TASK_SIZE || !current->mm)) return 1; - pgd = pgd_offset(mm, address); + pgd = pgd_offset(current->mm, address); } pud = pud_offset(pgd, address); @@ -289,34 +285,19 @@ asmlinkage int __kprobes __do_page_fault(struct pt_regs *regs, if (pmd_none_or_clear_bad(pmd)) return 1; - if (mm) - pte = pte_offset_map_lock(mm, pmd, address, &ptl); - else - pte = pte_offset_kernel(pmd, address); - + pte = pte_offset_kernel(pmd, address); entry = *pte; if (unlikely(pte_none(entry) || pte_not_present(entry))) - goto unlock; + return 1; if (unlikely(writeaccess && !pte_write(entry))) - goto unlock; + return 1; if (writeaccess) entry = pte_mkdirty(entry); entry = pte_mkyoung(entry); -#ifdef CONFIG_CPU_SH4 - /* - * ITLB is not affected by "ldtlb" instruction. - * So, we need to flush the entry by ourselves. - */ - local_flush_tlb_one(get_asid(), address & PAGE_MASK); -#endif - set_pte(pte, entry); update_mmu_cache(NULL, address, entry); - ret = 0; -unlock: - if (mm) - pte_unmap_unlock(pte, ptl); - return ret; + + return 0; } diff --git a/arch/um/Makefile b/arch/um/Makefile index 31999bc..ba6813a 100644 --- a/arch/um/Makefile +++ b/arch/um/Makefile @@ -168,7 +168,7 @@ ifneq ($(KBUILD_SRC),) $(Q)mkdir -p $(objtree)/include/asm-um $(Q)ln -fsn $(srctree)/include/asm-$(HEADER_ARCH) include/asm-um/arch else - $(Q)cd $(TOPDIR)/include/asm-um && ln -fsn ../asm-$(SUBARCH) arch + $(Q)cd $(TOPDIR)/include/asm-um && ln -fsn ../asm-$(HEADER_ARCH) arch endif $(objtree)/$(ARCH_DIR)/include: diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c index 7e6cdde..b1a77b1 100644 --- a/arch/um/drivers/ubd_kern.c +++ b/arch/um/drivers/ubd_kern.c @@ -1128,6 +1128,7 @@ static void do_ubd_request(struct request_queue *q) "errno = %d\n", -n); else if(list_empty(&dev->restart)) list_add(&dev->restart, &restart); + kfree(io_req); return; } diff --git a/arch/um/os-Linux/time.c b/arch/um/os-Linux/time.c index e34e1ef..ef02d94 100644 --- a/arch/um/os-Linux/time.c +++ b/arch/um/os-Linux/time.c @@ -59,7 +59,7 @@ long long disable_timer(void) { struct itimerval time = ((struct itimerval) { { 0, 0 }, { 0, 0 } }); - if(setitimer(ITIMER_VIRTUAL, &time, &time) < 0) + if (setitimer(ITIMER_VIRTUAL, &time, &time) < 0) printk(UM_KERN_ERR "disable_timer - setitimer failed, " "errno = %d\n", errno); @@ -74,13 +74,61 @@ long long os_nsecs(void) return timeval_to_ns(&tv); } +#ifdef UML_CONFIG_NO_HZ +static int after_sleep_interval(struct timespec *ts) +{ +} +#else +static inline long long timespec_to_us(const struct timespec *ts) +{ + return ((long long) ts->tv_sec * UM_USEC_PER_SEC) + + ts->tv_nsec / UM_NSEC_PER_USEC; +} + +static int after_sleep_interval(struct timespec *ts) +{ + int usec = UM_USEC_PER_SEC / UM_HZ; + long long start_usecs = timespec_to_us(ts); + struct timeval tv; + struct itimerval interval; + + /* + * It seems that rounding can increase the value returned from + * setitimer to larger than the one passed in. Over time, + * this will cause the remaining time to be greater than the + * tick interval. If this happens, then just reduce the first + * tick to the interval value. + */ + if (start_usecs > usec) + start_usecs = usec; + tv = ((struct timeval) { .tv_sec = start_usecs / UM_USEC_PER_SEC, + .tv_usec = start_usecs % UM_USEC_PER_SEC }); + interval = ((struct itimerval) { { 0, usec }, tv }); + + if (setitimer(ITIMER_VIRTUAL, &interval, NULL) == -1) + return -errno; + + return 0; +} +#endif + extern void alarm_handler(int sig, struct sigcontext *sc); void idle_sleep(unsigned long long nsecs) { - struct timespec ts = { .tv_sec = nsecs / UM_NSEC_PER_SEC, - .tv_nsec = nsecs % UM_NSEC_PER_SEC }; + struct timespec ts; + + /* + * nsecs can come in as zero, in which case, this starts a + * busy loop. To prevent this, reset nsecs to the tick + * interval if it is zero. + */ + if (nsecs == 0) + nsecs = UM_NSEC_PER_SEC / UM_HZ; + ts = ((struct timespec) { .tv_sec = nsecs / UM_NSEC_PER_SEC, + .tv_nsec = nsecs % UM_NSEC_PER_SEC }); if (nanosleep(&ts, &ts) == 0) alarm_handler(SIGVTALRM, NULL); + after_sleep_interval(&ts); } diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 116b03a..7aa1dc6 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -11,10 +11,9 @@ endif $(srctree)/arch/x86/Makefile%: ; ifeq ($(CONFIG_X86_32),y) + UTS_MACHINE := i386 include $(srctree)/arch/x86/Makefile_32 else + UTS_MACHINE := x86_64 include $(srctree)/arch/x86/Makefile_64 endif - - - diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S index 6ef5a06..4cc5b04 100644 --- a/arch/x86/boot/header.S +++ b/arch/x86/boot/header.S @@ -236,39 +236,30 @@ start_of_setup: movw %ax, %es cld -# Apparently some ancient versions of LILO invoked the kernel -# with %ss != %ds, which happened to work by accident for the -# old code. If the CAN_USE_HEAP flag is set in loadflags, or -# %ss != %ds, then adjust the stack pointer. +# Apparently some ancient versions of LILO invoked the kernel with %ss != %ds, +# which happened to work by accident for the old code. Recalculate the stack +# pointer if %ss is invalid. Otherwise leave it alone, LOADLIN sets up the +# stack behind its own code, so we can't blindly put it directly past the heap. - # Smallest possible stack we can tolerate - movw $(_end+STACK_SIZE), %cx - - movw heap_end_ptr, %dx - addw $512, %dx - jnc 1f - xorw %dx, %dx # Wraparound - whole segment available -1: testb $CAN_USE_HEAP, loadflags - jnz 2f - - # No CAN_USE_HEAP movw %ss, %dx cmpw %ax, %dx # %ds == %ss? movw %sp, %dx - # If so, assume %sp is reasonably set, otherwise use - # the smallest possible stack. - jne 4f # -> Smallest possible stack... + je 2f # -> assume %sp is reasonably set + + # Invalid %ss, make up a new stack + movw $_end, %dx + testb $CAN_USE_HEAP, loadflags + jz 1f + movw heap_end_ptr, %dx +1: addw $STACK_SIZE, %dx + jnc 2f + xorw %dx, %dx # Prevent wraparound - # Make sure the stack is at least minimum size. Take a value - # of zero to mean "full segment." -2: +2: # Now %dx should point to the end of our stack space andw $~3, %dx # dword align (might as well...) jnz 3f movw $0xfffc, %dx # Make sure we're not zero -3: cmpw %cx, %dx - jnb 5f -4: movw %cx, %dx # Minimum value we can possibly use -5: movw %ax, %ss +3: movw %ax, %ss movzwl %dx, %esp # Clear upper half of %esp sti # Now we should have a working stack diff --git a/arch/x86/kernel/acpi/processor.c b/arch/x86/kernel/acpi/processor.c index f63e5ff..a25db51 100644 --- a/arch/x86/kernel/acpi/processor.c +++ b/arch/x86/kernel/acpi/processor.c @@ -49,6 +49,9 @@ static void init_intel_pdc(struct acpi_processor *pr, struct cpuinfo_x86 *c) if (cpu_has(c, X86_FEATURE_EST)) buf[2] |= ACPI_PDC_EST_CAPABILITY_SWSMP; + if (cpu_has(c, X86_FEATURE_ACPI)) + buf[2] |= ACPI_PDC_T_FFH; + obj->type = ACPI_TYPE_BUFFER; obj->buffer.length = 12; obj->buffer.pointer = (u8 *) buf; diff --git a/arch/x86/kernel/acpi/sleep_64.c b/arch/x86/kernel/acpi/sleep_64.c index 79475d2..da42de2 100644 --- a/arch/x86/kernel/acpi/sleep_64.c +++ b/arch/x86/kernel/acpi/sleep_64.c @@ -115,6 +115,3 @@ static int __init acpi_sleep_setup(char *str) __setup("acpi_sleep=", acpi_sleep_setup); -void acpi_pci_link_exit(void) -{ -} diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c index 08b07c1..96986b4 100644 --- a/arch/x86/kernel/apic_32.c +++ b/arch/x86/kernel/apic_32.c @@ -789,7 +789,7 @@ void __init sync_Arb_IDs(void) * Unsupported on P4 - see Intel Dev. Manual Vol. 3, Ch. 8.6.1 And not * needed on AMD. */ - if (modern_apic()) + if (modern_apic() || boot_cpu_data.x86_vendor == X86_VENDOR_AMD) return; /* * Wait for idle. diff --git a/arch/x86/kernel/i386_ksyms_32.c b/arch/x86/kernel/i386_ksyms_32.c index edd39cc..02112fc 100644 --- a/arch/x86/kernel/i386_ksyms_32.c +++ b/arch/x86/kernel/i386_ksyms_32.c @@ -2,6 +2,7 @@ #include <asm/semaphore.h> #include <asm/checksum.h> #include <asm/desc.h> +#include <asm/pgtable.h> EXPORT_SYMBOL(__down_failed); EXPORT_SYMBOL(__down_failed_interruptible); @@ -29,3 +30,4 @@ EXPORT_SYMBOL(__read_lock_failed); #endif EXPORT_SYMBOL(csum_partial); +EXPORT_SYMBOL(empty_zero_page); diff --git a/arch/x86/kernel/io_apic_32.c b/arch/x86/kernel/io_apic_32.c index f35c6eb..6cf2731 100644 --- a/arch/x86/kernel/io_apic_32.c +++ b/arch/x86/kernel/io_apic_32.c @@ -962,7 +962,7 @@ static int EISA_ELCR(unsigned int irq) #define default_MCA_trigger(idx) (1) #define default_MCA_polarity(idx) (0) -static int __init MPBIOS_polarity(int idx) +static int MPBIOS_polarity(int idx) { int bus = mp_irqs[idx].mpc_srcbus; int polarity; @@ -2166,6 +2166,10 @@ static inline void __init check_timer(void) { int apic1, pin1, apic2, pin2; int vector; + unsigned int ver; + + ver = apic_read(APIC_LVR); + ver = GET_APIC_VERSION(ver); /* * get/set the timer IRQ vector: @@ -2179,11 +2183,15 @@ static inline void __init check_timer(void) * mode for the 8259A whenever interrupts are routed * through I/O APICs. Also IRQ0 has to be enabled in * the 8259A which implies the virtual wire has to be - * disabled in the local APIC. + * disabled in the local APIC. Finally timer interrupts + * need to be acknowledged manually in the 8259A for + * timer_interrupt() and for the i82489DX when using + * the NMI watchdog. */ apic_write_around(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_EXTINT); init_8259A(1); - timer_ack = 1; + timer_ack = !cpu_has_tsc; + timer_ack |= (nmi_watchdog == NMI_IO_APIC && !APIC_INTEGRATED(ver)); if (timer_over_8254 > 0) enable_8259A_irq(0); @@ -2830,6 +2838,25 @@ int io_apic_set_pci_routing (int ioapic, int pin, int irq, int edge_level, int a return 0; } +int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity) +{ + int i; + + if (skip_ioapic_setup) + return -1; + + for (i = 0; i < mp_irq_entries; i++) + if (mp_irqs[i].mpc_irqtype == mp_INT && + mp_irqs[i].mpc_srcbusirq == bus_irq) + break; + if (i >= mp_irq_entries) + return -1; + + *trigger = irq_trigger(i); + *polarity = irq_polarity(i); + return 0; +} + #endif /* CONFIG_ACPI */ static int __init parse_disable_timer_pin_1(char *arg) diff --git a/arch/x86/kernel/io_apic_64.c b/arch/x86/kernel/io_apic_64.c index 953328b..435a8c9 100644 --- a/arch/x86/kernel/io_apic_64.c +++ b/arch/x86/kernel/io_apic_64.c @@ -546,7 +546,7 @@ int IO_APIC_get_PCI_irq_vector(int bus, int slot, int pin) #define default_PCI_trigger(idx) (1) #define default_PCI_polarity(idx) (1) -static int __init MPBIOS_polarity(int idx) +static int MPBIOS_polarity(int idx) { int bus = mp_irqs[idx].mpc_srcbus; int polarity; @@ -2222,8 +2222,27 @@ int io_apic_set_pci_routing (int ioapic, int pin, int irq, int triggering, int p return 0; } -#endif /* CONFIG_ACPI */ +int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity) +{ + int i; + + if (skip_ioapic_setup) + return -1; + + for (i = 0; i < mp_irq_entries; i++) + if (mp_irqs[i].mpc_irqtype == mp_INT && + mp_irqs[i].mpc_srcbusirq == bus_irq) + break; + if (i >= mp_irq_entries) + return -1; + + *trigger = irq_trigger(i); + *polarity = irq_polarity(i); + return 0; +} + +#endif /* CONFIG_ACPI */ /* * This function currently is only a helper for the i386 smp boot process where @@ -2260,3 +2279,4 @@ void __init setup_ioapic_dest(void) } } #endif + diff --git a/arch/x86/kernel/kprobes_64.c b/arch/x86/kernel/kprobes_64.c index 3db36119..0c46764 100644 --- a/arch/x86/kernel/kprobes_64.c +++ b/arch/x86/kernel/kprobes_64.c @@ -58,7 +58,7 @@ const int kretprobe_blacklist_size = ARRAY_SIZE(kretprobe_blacklist); /* * returns non-zero if opcode modifies the interrupt flag. */ -static __always_inline int is_IF_modifier(kprobe_opcode_t *insn) +static int __kprobes is_IF_modifier(kprobe_opcode_t *insn) { switch (*insn) { case 0xfa: /* cli */ diff --git a/arch/x86/kernel/nmi_32.c b/arch/x86/kernel/nmi_32.c index 600fd40..f5cc47c 100644 --- a/arch/x86/kernel/nmi_32.c +++ b/arch/x86/kernel/nmi_32.c @@ -25,6 +25,7 @@ #include <asm/smp.h> #include <asm/nmi.h> +#include <asm/timer.h> #include "mach_traps.h" @@ -83,7 +84,7 @@ static int __init check_nmi_watchdog(void) prev_nmi_count = kmalloc(NR_CPUS * sizeof(int), GFP_KERNEL); if (!prev_nmi_count) - return -1; + goto error; printk(KERN_INFO "Testing NMI watchdog ... "); @@ -117,7 +118,7 @@ static int __init check_nmi_watchdog(void) if (!atomic_read(&nmi_active)) { kfree(prev_nmi_count); atomic_set(&nmi_active, -1); - return -1; + goto error; } printk("OK.\n"); @@ -128,6 +129,10 @@ static int __init check_nmi_watchdog(void) kfree(prev_nmi_count); return 0; +error: + timer_ack = !cpu_has_tsc; + + return -1; } /* This needs to happen later in boot so counters are working */ late_initcall(check_nmi_watchdog); diff --git a/arch/x86/kernel/paravirt_32.c b/arch/x86/kernel/paravirt_32.c index 6a80d67..f5000799 100644 --- a/arch/x86/kernel/paravirt_32.c +++ b/arch/x86/kernel/paravirt_32.c @@ -465,8 +465,8 @@ struct pv_mmu_ops pv_mmu_ops = { }; EXPORT_SYMBOL_GPL(pv_time_ops); -EXPORT_SYMBOL_GPL(pv_cpu_ops); -EXPORT_SYMBOL_GPL(pv_mmu_ops); +EXPORT_SYMBOL (pv_cpu_ops); +EXPORT_SYMBOL (pv_mmu_ops); EXPORT_SYMBOL_GPL(pv_apic_ops); EXPORT_SYMBOL_GPL(pv_info); EXPORT_SYMBOL (pv_irq_ops); diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c index aa805b1..5552d23 100644 --- a/arch/x86/kernel/pci-dma_64.c +++ b/arch/x86/kernel/pci-dma_64.c @@ -12,7 +12,7 @@ #include <asm/gart.h> #include <asm/calgary.h> -int iommu_merge __read_mostly = 1; +int iommu_merge __read_mostly = 0; EXPORT_SYMBOL(iommu_merge); dma_addr_t bad_dma_address __read_mostly; diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c index 298d13e..ef60102 100644 --- a/arch/x86/kernel/traps_32.c +++ b/arch/x86/kernel/traps_32.c @@ -283,6 +283,11 @@ void dump_stack(void) { unsigned long stack; + printk("Pid: %d, comm: %.20s %s %s %.*s\n", + current->pid, current->comm, print_tainted(), + init_utsname()->release, + (int)strcspn(init_utsname()->version, " "), + init_utsname()->version); show_trace(current, NULL, &stack); } @@ -828,6 +833,8 @@ fastcall void __kprobes do_debug(struct pt_regs * regs, long error_code) unsigned int condition; struct task_struct *tsk = current; + trace_hardirqs_fixup(); + get_debugreg(condition, 6); if (notify_die(DIE_DEBUG, "debug", regs, condition, error_code, diff --git a/arch/x86/kernel/traps_64.c b/arch/x86/kernel/traps_64.c index 4a6bd49..d11525a 100644 --- a/arch/x86/kernel/traps_64.c +++ b/arch/x86/kernel/traps_64.c @@ -31,6 +31,7 @@ #include <linux/uaccess.h> #include <linux/bug.h> #include <linux/kdebug.h> +#include <linux/utsname.h> #if defined(CONFIG_EDAC) #include <linux/edac.h> @@ -400,6 +401,12 @@ void show_stack(struct task_struct *tsk, unsigned long * rsp) void dump_stack(void) { unsigned long dummy; + + printk("Pid: %d, comm: %.20s %s %s %.*s\n", + current->pid, current->comm, print_tainted(), + init_utsname()->release, + (int)strcspn(init_utsname()->version, " "), + init_utsname()->version); show_trace(NULL, NULL, &dummy); } @@ -846,6 +853,8 @@ asmlinkage void __kprobes do_debug(struct pt_regs * regs, struct task_struct *tsk = current; siginfo_t info; + trace_hardirqs_fixup(); + get_debugreg(condition, 6); if (notify_die(DIE_DEBUG, "debug", regs, condition, error_code, diff --git a/arch/x86/lguest/Kconfig b/arch/x86/lguest/Kconfig index c4dffbe..19626ac 100644 --- a/arch/x86/lguest/Kconfig +++ b/arch/x86/lguest/Kconfig @@ -2,6 +2,7 @@ config LGUEST_GUEST bool "Lguest guest support" select PARAVIRT depends on !X86_PAE + depends on !(X86_VISWS || X86_VOYAGER) select VIRTIO select VIRTIO_RING select VIRTIO_CONSOLE diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index a7308b2..0f9c8c8 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -345,7 +345,7 @@ static void __init find_early_table_space(unsigned long end) /* Setup the direct mapping of the physical memory at PAGE_OFFSET. This runs before bootmem is initialized and gets pages directly from the physical memory. To access them they are temporarily mapped. */ -void __meminit init_memory_mapping(unsigned long start, unsigned long end) +void __init_refok init_memory_mapping(unsigned long start, unsigned long end) { unsigned long next; diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c index 7e35078..0234f28 100644 --- a/arch/x86/pci/acpi.c +++ b/arch/x86/pci/acpi.c @@ -13,7 +13,7 @@ static int __devinit can_skip_ioresource_align(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id acpi_pciprobe_dmi_table[] = { +static struct dmi_system_id acpi_pciprobe_dmi_table[] __devinitdata = { /* * Systems where PCI IO resource ISA alignment can be skipped * when the ISA enable bit in the bridge control is not set diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c index f438699..8627463 100644 --- a/arch/x86/pci/common.c +++ b/arch/x86/pci/common.c @@ -315,6 +315,22 @@ static struct dmi_system_id __devinitdata pciprobe_dmi_table[] = { }, }, #endif + { + .callback = set_bf_sort, + .ident = "HP ProLiant DL385 G2", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HP"), + DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant DL385 G2"), + }, + }, + { + .callback = set_bf_sort, + .ident = "HP ProLiant DL585 G2", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HP"), + DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant DL585 G2"), + }, + }, {} }; diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index b2e32f9..0ac6c5d 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -244,6 +244,8 @@ pte_t xen_make_pte(unsigned long long pte) if (pte & 1) pte = phys_to_machine(XPADDR(pte)).maddr; + pte &= ~_PAGE_PCD; + return (pte_t){ pte, pte >> 32 }; } @@ -291,6 +293,8 @@ pte_t xen_make_pte(unsigned long pte) if (pte & _PAGE_PRESENT) pte = phys_to_machine(XPADDR(pte)).maddr; + pte &= ~_PAGE_PCD; + return (pte_t){ pte }; } diff --git a/block/blktrace.c b/block/blktrace.c index d00ac39..498a0a5 100644 --- a/block/blktrace.c +++ b/block/blktrace.c @@ -202,6 +202,7 @@ static void blk_remove_tree(struct dentry *dir) static struct dentry *blk_create_tree(const char *blk_name) { struct dentry *dir = NULL; + int created = 0; mutex_lock(&blk_tree_mutex); @@ -209,13 +210,17 @@ static struct dentry *blk_create_tree(const char *blk_name) blk_tree_root = debugfs_create_dir("block", NULL); if (!blk_tree_root) goto err; + created = 1; } dir = debugfs_create_dir(blk_name, blk_tree_root); if (dir) root_users++; - else - blk_remove_root(); + else { + /* Delete root only if we created it */ + if (created) + blk_remove_root(); + } err: mutex_unlock(&blk_tree_mutex); diff --git a/block/genhd.c b/block/genhd.c index e609996..f2ac914 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -715,6 +715,7 @@ struct gendisk *alloc_disk_node(int minors, int node_id) disk->part = kmalloc_node(size, GFP_KERNEL | __GFP_ZERO, node_id); if (!disk->part) { + free_disk_stats(disk); kfree(disk); return NULL; } diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c index 3b927be..8b91994 100644 --- a/block/ll_rw_blk.c +++ b/block/ll_rw_blk.c @@ -4080,23 +4080,7 @@ static ssize_t queue_max_hw_sectors_show(struct request_queue *q, char *page) return queue_var_show(max_hw_sectors_kb, (page)); } -static ssize_t queue_max_segments_show(struct request_queue *q, char *page) -{ - return queue_var_show(q->max_phys_segments, page); -} - -static ssize_t queue_max_segments_store(struct request_queue *q, - const char *page, size_t count) -{ - unsigned long segments; - ssize_t ret = queue_var_store(&segments, page, count); - spin_lock_irq(q->queue_lock); - q->max_phys_segments = segments; - spin_unlock_irq(q->queue_lock); - - return ret; -} static struct queue_sysfs_entry queue_requests_entry = { .attr = {.name = "nr_requests", .mode = S_IRUGO | S_IWUSR }, .show = queue_requests_show, @@ -4120,12 +4104,6 @@ static struct queue_sysfs_entry queue_max_hw_sectors_entry = { .show = queue_max_hw_sectors_show, }; -static struct queue_sysfs_entry queue_max_segments_entry = { - .attr = {.name = "max_segments", .mode = S_IRUGO | S_IWUSR }, - .show = queue_max_segments_show, - .store = queue_max_segments_store, -}; - static struct queue_sysfs_entry queue_iosched_entry = { .attr = {.name = "scheduler", .mode = S_IRUGO | S_IWUSR }, .show = elv_iosched_show, @@ -4137,7 +4115,6 @@ static struct attribute *default_attrs[] = { &queue_ra_entry.attr, &queue_max_hw_sectors_entry.attr, &queue_max_sectors_entry.attr, - &queue_max_segments_entry.attr, &queue_iosched_entry.attr, NULL, }; diff --git a/crypto/algapi.c b/crypto/algapi.c index 8ff8c26..8383282 100644 --- a/crypto/algapi.c +++ b/crypto/algapi.c @@ -95,6 +95,9 @@ static void crypto_remove_spawn(struct crypto_spawn *spawn, return; inst->alg.cra_flags |= CRYPTO_ALG_DEAD; + if (hlist_unhashed(&inst->list)) + return; + if (!tmpl || !crypto_tmpl_get(tmpl)) return; @@ -335,9 +338,6 @@ int crypto_register_instance(struct crypto_template *tmpl, LIST_HEAD(list); int err = -EINVAL; - if (inst->alg.cra_destroy) - goto err; - err = crypto_check_alg(&inst->alg); if (err) goto err; diff --git a/crypto/authenc.c b/crypto/authenc.c index 0b29a6a..126a529 100644 --- a/crypto/authenc.c +++ b/crypto/authenc.c @@ -84,8 +84,8 @@ static int crypto_authenc_hash(struct aead_request *req) .tfm = auth, }; u8 *hash = aead_request_ctx(req); - struct scatterlist *dst; - unsigned int cryptlen; + struct scatterlist *dst = req->dst; + unsigned int cryptlen = req->cryptlen; int err; hash = (u8 *)ALIGN((unsigned long)hash + crypto_hash_alignmask(auth), @@ -100,8 +100,6 @@ static int crypto_authenc_hash(struct aead_request *req) if (err) goto auth_unlock; - cryptlen = req->cryptlen; - dst = req->dst; err = crypto_hash_update(&desc, dst, cryptlen); if (err) goto auth_unlock; @@ -159,8 +157,8 @@ static int crypto_authenc_verify(struct aead_request *req) }; u8 *ohash = aead_request_ctx(req); u8 *ihash; - struct scatterlist *src; - unsigned int cryptlen; + struct scatterlist *src = req->src; + unsigned int cryptlen = req->cryptlen; unsigned int authsize; int err; @@ -177,8 +175,6 @@ static int crypto_authenc_verify(struct aead_request *req) if (err) goto auth_unlock; - cryptlen = req->cryptlen; - src = req->src; err = crypto_hash_update(&desc, src, cryptlen); if (err) goto auth_unlock; diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 087a702..b9f923e 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -50,7 +50,6 @@ config ACPI_SLEEP config ACPI_PROCFS bool "Deprecated /proc/acpi files" depends on PROC_FS - default y ---help--- For backwards compatibility, this option allows deprecated /proc/acpi/ files to exist, even when @@ -61,7 +60,6 @@ config ACPI_PROCFS /proc/acpi/info (/sys/modules/acpi/parameters/acpica_version) /proc/acpi/dsdt (/sys/firmware/acpi/tables/DSDT) /proc/acpi/fadt (/sys/firmware/acpi/tables/FACP) - /proc/acpi/battery (/sys/class/power_supply) /proc/acpi/debug_layer (/sys/module/acpi/parameters/debug_layer) /proc/acpi/debug_level (/sys/module/acpi/parameters/debug_level) @@ -69,7 +67,21 @@ config ACPI_PROCFS and functions which do not yet exist in /sys. Say N to delete /proc/acpi/ files that have moved to /sys/ - +config ACPI_PROCFS_POWER + bool "Deprecated power /proc/acpi folders" + depends on PROC_FS + default y + ---help--- + For backwards compatibility, this option allows + deprecated power /proc/acpi/ folders to exist, even when + they have been replaced by functions in /sys. + The deprecated folders (and their replacements) include: + /proc/acpi/battery/* (/sys/class/power_supply/*) + /proc/acpi/ac_adapter/* (sys/class/power_supply/*) + This option has no effect on /proc/acpi/ folders + and functions, which do not yet exist in /sys + + Say N to delete power /proc/acpi/ folders that have moved to /sys/ config ACPI_PROC_EVENT bool "Deprecated /proc/acpi/event support" depends on PROC_FS diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile index 54e3ab0..456446f 100644 --- a/drivers/acpi/Makefile +++ b/drivers/acpi/Makefile @@ -58,6 +58,6 @@ obj-$(CONFIG_ACPI_NUMA) += numa.o obj-$(CONFIG_ACPI_ASUS) += asus_acpi.o obj-$(CONFIG_ACPI_TOSHIBA) += toshiba_acpi.o obj-$(CONFIG_ACPI_HOTPLUG_MEMORY) += acpi_memhotplug.o -obj-y += cm_sbs.o +obj-$(CONFIG_ACPI_PROCFS_POWER) += cm_sbs.o obj-$(CONFIG_ACPI_SBS) += sbs.o obj-$(CONFIG_ACPI_SBS) += sbshc.o diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c index 30238f6..76ed4f5 100644 --- a/drivers/acpi/ac.c +++ b/drivers/acpi/ac.c @@ -27,7 +27,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/types.h> -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER #include <linux/proc_fs.h> #include <linux/seq_file.h> #endif @@ -51,7 +51,7 @@ MODULE_AUTHOR("Paul Diefenbaugh"); MODULE_DESCRIPTION("ACPI AC Adapter Driver"); MODULE_LICENSE("GPL"); -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER extern struct proc_dir_entry *acpi_lock_ac_dir(void); extern void *acpi_unlock_ac_dir(struct proc_dir_entry *acpi_ac_dir); static int acpi_ac_open_fs(struct inode *inode, struct file *file); @@ -86,7 +86,7 @@ struct acpi_ac { #define to_acpi_ac(x) container_of(x, struct acpi_ac, charger); -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER static const struct file_operations acpi_ac_fops = { .open = acpi_ac_open_fs, .read = seq_read, @@ -136,7 +136,7 @@ static int acpi_ac_get_state(struct acpi_ac *ac) return 0; } -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ @@ -275,7 +275,7 @@ static int acpi_ac_add(struct acpi_device *device) if (result) goto end; -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER result = acpi_ac_add_fs(device); #endif if (result) @@ -300,7 +300,7 @@ static int acpi_ac_add(struct acpi_device *device) end: if (result) { -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_ac_remove_fs(device); #endif kfree(ac); @@ -339,7 +339,7 @@ static int acpi_ac_remove(struct acpi_device *device, int type) ACPI_ALL_NOTIFY, acpi_ac_notify); if (ac->charger.dev) power_supply_unregister(&ac->charger); -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_ac_remove_fs(device); #endif @@ -355,7 +355,7 @@ static int __init acpi_ac_init(void) if (acpi_disabled) return -ENODEV; -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_ac_dir = acpi_lock_ac_dir(); if (!acpi_ac_dir) return -ENODEV; @@ -363,7 +363,7 @@ static int __init acpi_ac_init(void) result = acpi_bus_register_driver(&acpi_ac_driver); if (result < 0) { -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_unlock_ac_dir(acpi_ac_dir); #endif return -ENODEV; @@ -377,7 +377,7 @@ static void __exit acpi_ac_exit(void) acpi_bus_unregister_driver(&acpi_ac_driver); -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_unlock_ac_dir(acpi_ac_dir); #endif diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 192c244f..7d6be23 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -31,7 +31,7 @@ #include <linux/types.h> #include <linux/jiffies.h> -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <asm/uaccess.h> @@ -63,7 +63,7 @@ static unsigned int cache_time = 1000; module_param(cache_time, uint, 0644); MODULE_PARM_DESC(cache_time, "cache time in milliseconds"); -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER extern struct proc_dir_entry *acpi_lock_battery_dir(void); extern void *acpi_unlock_battery_dir(struct proc_dir_entry *acpi_battery_dir); @@ -153,6 +153,8 @@ static int acpi_battery_get_property(struct power_supply *psy, val->intval = POWER_SUPPLY_STATUS_CHARGING; else if (battery->state == 0) val->intval = POWER_SUPPLY_STATUS_FULL; + else + val->intval = POWER_SUPPLY_STATUS_UNKNOWN; break; case POWER_SUPPLY_PROP_PRESENT: val->intval = acpi_battery_present(battery); @@ -221,7 +223,7 @@ static enum power_supply_property energy_battery_props[] = { POWER_SUPPLY_PROP_MANUFACTURER, }; -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER inline char *acpi_battery_units(struct acpi_battery *battery) { return (battery->power_unit)?"mA":"mW"; @@ -479,7 +481,7 @@ static int acpi_battery_update(struct acpi_battery *battery) FS Interface (/proc) -------------------------------------------------------------------------- */ -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER static struct proc_dir_entry *acpi_battery_dir; static int acpi_battery_print_info(struct seq_file *seq, int result) @@ -786,7 +788,7 @@ static int acpi_battery_add(struct acpi_device *device) acpi_driver_data(device) = battery; mutex_init(&battery->lock); acpi_battery_update(battery); -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER result = acpi_battery_add_fs(device); if (result) goto end; @@ -804,7 +806,7 @@ static int acpi_battery_add(struct acpi_device *device) device->status.battery_present ? "present" : "absent"); end: if (result) { -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_battery_remove_fs(device); #endif kfree(battery); @@ -823,7 +825,7 @@ static int acpi_battery_remove(struct acpi_device *device, int type) status = acpi_remove_notify_handler(device->handle, ACPI_ALL_NOTIFY, acpi_battery_notify); -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_battery_remove_fs(device); #endif sysfs_remove_battery(battery); @@ -859,13 +861,13 @@ static int __init acpi_battery_init(void) { if (acpi_disabled) return -ENODEV; -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_battery_dir = acpi_lock_battery_dir(); if (!acpi_battery_dir) return -ENODEV; #endif if (acpi_bus_register_driver(&acpi_battery_driver) < 0) { -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_unlock_battery_dir(acpi_battery_dir); #endif return -ENODEV; @@ -876,7 +878,7 @@ static int __init acpi_battery_init(void) static void __exit acpi_battery_exit(void) { acpi_bus_unregister_driver(&acpi_battery_driver); -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_unlock_battery_dir(acpi_battery_dir); #endif } diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 06b78e5..d411017 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -47,6 +47,9 @@ #undef PREFIX #define PREFIX "ACPI: EC: " +/* Uncomment next line to get verbose print outs*/ +/* #define DEBUG */ + /* EC status register */ #define ACPI_EC_FLAG_OBF 0x01 /* Output buffer full */ #define ACPI_EC_FLAG_IBF 0x02 /* Input buffer full */ @@ -75,7 +78,10 @@ enum { EC_FLAGS_WAIT_GPE = 0, /* Don't check status until GPE arrives */ EC_FLAGS_QUERY_PENDING, /* Query is pending */ EC_FLAGS_GPE_MODE, /* Expect GPE to be sent for status change */ - EC_FLAGS_ONLY_IBF_GPE, /* Expect GPE only for IBF = 0 event */ + EC_FLAGS_NO_ADDRESS_GPE, /* Expect GPE only for non-address event */ + EC_FLAGS_ADDRESS, /* Address is being written */ + EC_FLAGS_NO_WDATA_GPE, /* Don't expect WDATA GPE event */ + EC_FLAGS_WDATA, /* Data is being written */ }; static int acpi_ec_remove(struct acpi_device *device, int type); @@ -131,21 +137,27 @@ static struct acpi_ec { static inline u8 acpi_ec_read_status(struct acpi_ec *ec) { - return inb(ec->command_addr); + u8 x = inb(ec->command_addr); + pr_debug(PREFIX "---> status = 0x%2x\n", x); + return x; } static inline u8 acpi_ec_read_data(struct acpi_ec *ec) { + u8 x = inb(ec->data_addr); + pr_debug(PREFIX "---> data = 0x%2x\n", x); return inb(ec->data_addr); } static inline void acpi_ec_write_cmd(struct acpi_ec *ec, u8 command) { + pr_debug(PREFIX "<--- command = 0x%2x\n", command); outb(command, ec->command_addr); } static inline void acpi_ec_write_data(struct acpi_ec *ec, u8 data) { + pr_debug(PREFIX "<--- data = 0x%2x\n", data); outb(data, ec->data_addr); } @@ -166,38 +178,54 @@ static inline int acpi_ec_check_status(struct acpi_ec *ec, enum ec_event event) static int acpi_ec_wait(struct acpi_ec *ec, enum ec_event event, int force_poll) { + int ret = 0; + if (unlikely(test_bit(EC_FLAGS_ADDRESS, &ec->flags) && + test_bit(EC_FLAGS_NO_ADDRESS_GPE, &ec->flags))) + force_poll = 1; + if (unlikely(test_bit(EC_FLAGS_WDATA, &ec->flags) && + test_bit(EC_FLAGS_NO_WDATA_GPE, &ec->flags))) + force_poll = 1; if (likely(test_bit(EC_FLAGS_GPE_MODE, &ec->flags)) && likely(!force_poll)) { if (wait_event_timeout(ec->wait, acpi_ec_check_status(ec, event), msecs_to_jiffies(ACPI_EC_DELAY))) - return 0; + goto end; clear_bit(EC_FLAGS_WAIT_GPE, &ec->flags); if (acpi_ec_check_status(ec, event)) { - if (event == ACPI_EC_EVENT_OBF_1) { - /* miss OBF = 1 GPE, don't expect it anymore */ - printk(KERN_INFO PREFIX "missing OBF_1 confirmation," - "switching to degraded mode.\n"); - set_bit(EC_FLAGS_ONLY_IBF_GPE, &ec->flags); + if (test_bit(EC_FLAGS_ADDRESS, &ec->flags)) { + /* miss address GPE, don't expect it anymore */ + pr_info(PREFIX "missing address confirmation, " + "don't expect it any longer.\n"); + set_bit(EC_FLAGS_NO_ADDRESS_GPE, &ec->flags); + } else if (test_bit(EC_FLAGS_WDATA, &ec->flags)) { + /* miss write data GPE, don't expect it */ + pr_info(PREFIX "missing write data confirmation, " + "don't expect it any longer.\n"); + set_bit(EC_FLAGS_NO_WDATA_GPE, &ec->flags); } else { /* missing GPEs, switch back to poll mode */ - printk(KERN_INFO PREFIX "missing IBF_1 confirmations," - "switch off interrupt mode.\n"); + if (printk_ratelimit()) + pr_info(PREFIX "missing confirmations, " + "switch off interrupt mode.\n"); clear_bit(EC_FLAGS_GPE_MODE, &ec->flags); } - return 0; + goto end; } } else { unsigned long delay = jiffies + msecs_to_jiffies(ACPI_EC_DELAY); clear_bit(EC_FLAGS_WAIT_GPE, &ec->flags); while (time_before(jiffies, delay)) { if (acpi_ec_check_status(ec, event)) - return 0; + goto end; } } - printk(KERN_ERR PREFIX "acpi_ec_wait timeout," + pr_err(PREFIX "acpi_ec_wait timeout," " status = %d, expect_event = %d\n", acpi_ec_read_status(ec), event); - return -ETIME; + ret = -ETIME; + end: + clear_bit(EC_FLAGS_ADDRESS, &ec->flags); + return ret; } static int acpi_ec_transaction_unlocked(struct acpi_ec *ec, u8 command, @@ -208,22 +236,26 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec, u8 command, int result = 0; set_bit(EC_FLAGS_WAIT_GPE, &ec->flags); acpi_ec_write_cmd(ec, command); - + pr_debug(PREFIX "transaction start\n"); for (; wdata_len > 0; --wdata_len) { result = acpi_ec_wait(ec, ACPI_EC_EVENT_IBF_0, force_poll); if (result) { - printk(KERN_ERR PREFIX + pr_err(PREFIX "write_cmd timeout, command = %d\n", command); goto end; } + /* mark the address byte written to EC */ + if (rdata_len + wdata_len > 1) + set_bit(EC_FLAGS_ADDRESS, &ec->flags); set_bit(EC_FLAGS_WAIT_GPE, &ec->flags); acpi_ec_write_data(ec, *(wdata++)); } if (!rdata_len) { + set_bit(EC_FLAGS_WDATA, &ec->flags); result = acpi_ec_wait(ec, ACPI_EC_EVENT_IBF_0, force_poll); if (result) { - printk(KERN_ERR PREFIX + pr_err(PREFIX "finish-write timeout, command = %d\n", command); goto end; } @@ -231,12 +263,9 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec, u8 command, clear_bit(EC_FLAGS_QUERY_PENDING, &ec->flags); for (; rdata_len > 0; --rdata_len) { - if (test_bit(EC_FLAGS_ONLY_IBF_GPE, &ec->flags)) - force_poll = 1; result = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF_1, force_poll); if (result) { - printk(KERN_ERR PREFIX "read timeout, command = %d\n", - command); + pr_err(PREFIX "read timeout, command = %d\n", command); goto end; } /* Don't expect GPE after last read */ @@ -245,6 +274,7 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec, u8 command, *(rdata++) = acpi_ec_read_data(ec); } end: + pr_debug(PREFIX "transaction end\n"); return result; } @@ -273,8 +303,8 @@ static int acpi_ec_transaction(struct acpi_ec *ec, u8 command, status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBF_0, 0); if (status) { - printk(KERN_ERR PREFIX - "input buffer is not empty, aborting transaction\n"); + pr_err(PREFIX "input buffer is not empty, " + "aborting transaction\n"); goto end; } @@ -488,6 +518,7 @@ static u32 acpi_ec_gpe_handler(void *data) acpi_status status = AE_OK; struct acpi_ec *ec = data; + pr_debug(PREFIX "~~~> interrupt\n"); clear_bit(EC_FLAGS_WAIT_GPE, &ec->flags); if (test_bit(EC_FLAGS_GPE_MODE, &ec->flags)) wake_up(&ec->wait); @@ -498,8 +529,9 @@ static u32 acpi_ec_gpe_handler(void *data) acpi_ec_gpe_query, ec); } else if (unlikely(!test_bit(EC_FLAGS_GPE_MODE, &ec->flags))) { /* this is non-query, must be confirmation */ - printk(KERN_INFO PREFIX "non-query interrupt received," - " switching to interrupt mode\n"); + if (printk_ratelimit()) + pr_info(PREFIX "non-query interrupt received," + " switching to interrupt mode\n"); set_bit(EC_FLAGS_GPE_MODE, &ec->flags); } @@ -701,10 +733,10 @@ static void ec_remove_handlers(struct acpi_ec *ec) { if (ACPI_FAILURE(acpi_remove_address_space_handler(ec->handle, ACPI_ADR_SPACE_EC, &acpi_ec_space_handler))) - printk(KERN_ERR PREFIX "failed to remove space handler\n"); + pr_err(PREFIX "failed to remove space handler\n"); if (ACPI_FAILURE(acpi_remove_gpe_handler(NULL, ec->gpe, &acpi_ec_gpe_handler))) - printk(KERN_ERR PREFIX "failed to remove gpe handler\n"); + pr_err(PREFIX "failed to remove gpe handler\n"); ec->handlers_installed = 0; } @@ -747,9 +779,9 @@ static int acpi_ec_add(struct acpi_device *device) first_ec = ec; acpi_driver_data(device) = ec; acpi_ec_add_fs(device); - printk(KERN_INFO PREFIX "GPE = 0x%lx, I/O: command/status = 0x%lx, data = 0x%lx\n", + pr_info(PREFIX "GPE = 0x%lx, I/O: command/status = 0x%lx, data = 0x%lx\n", ec->gpe, ec->command_addr, ec->data_addr); - printk(KERN_INFO PREFIX "driver started in %s mode\n", + pr_info(PREFIX "driver started in %s mode\n", (test_bit(EC_FLAGS_GPE_MODE, &ec->flags))?"interrupt":"poll"); return 0; } @@ -875,18 +907,26 @@ int __init acpi_ec_ecdt_probe(void) status = acpi_get_table(ACPI_SIG_ECDT, 1, (struct acpi_table_header **)&ecdt_ptr); if (ACPI_SUCCESS(status)) { - printk(KERN_INFO PREFIX "EC description table is found, configuring boot EC\n"); + pr_info(PREFIX "EC description table is found, configuring boot EC\n"); boot_ec->command_addr = ecdt_ptr->control.address; boot_ec->data_addr = ecdt_ptr->data.address; boot_ec->gpe = ecdt_ptr->gpe; boot_ec->handle = ACPI_ROOT_OBJECT; } else { + /* This workaround is needed only on some broken machines, + * which require early EC, but fail to provide ECDT */ + acpi_handle x; printk(KERN_DEBUG PREFIX "Look up EC in DSDT\n"); status = acpi_get_devices(ec_device_ids[0].id, ec_parse_device, boot_ec, NULL); /* Check that acpi_get_devices actually find something */ if (ACPI_FAILURE(status) || !boot_ec->handle) goto error; + /* We really need to limit this workaround, the only ASUS, + * which needs it, has fake EC._INI method, so use it as flag. + */ + if (ACPI_FAILURE(acpi_get_handle(boot_ec->handle, "_INI", &x))) + goto error; } ret = ec_install_handlers(boot_ec); diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index aabc6ca..e3a673a 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -387,17 +387,14 @@ acpi_status acpi_os_read_port(acpi_io_address port, u32 * value, u32 width) if (!value) value = &dummy; - switch (width) { - case 8: + *value = 0; + if (width <= 8) { *(u8 *) value = inb(port); - break; - case 16: + } else if (width <= 16) { *(u16 *) value = inw(port); - break; - case 32: + } else if (width <= 32) { *(u32 *) value = inl(port); - break; - default: + } else { BUG(); } @@ -408,17 +405,13 @@ EXPORT_SYMBOL(acpi_os_read_port); acpi_status acpi_os_write_port(acpi_io_address port, u32 value, u32 width) { - switch (width) { - case 8: + if (width <= 8) { outb(value, port); - break; - case 16: + } else if (width <= 16) { outw(value, port); - break; - case 32: + } else if (width <= 32) { outl(value, port); - break; - default: + } else { BUG(); } diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index 235a51e..e48ee4f 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -494,7 +494,7 @@ static int get_cpu_id(acpi_handle handle, u32 acpi_id) if (apic_id == -1) return apic_id; - for (i = 0; i < NR_CPUS; ++i) { + for_each_possible_cpu(i) { if (cpu_physical_id(i) == apic_id) return i; } @@ -612,12 +612,6 @@ static int acpi_processor_get_info(struct acpi_processor *pr, unsigned has_uid) request_region(pr->throttling.address, 6, "ACPI CPU throttle"); } -#ifdef CONFIG_CPU_FREQ - acpi_processor_ppc_has_changed(pr); -#endif - acpi_processor_get_throttling_info(pr); - acpi_processor_get_limit_info(pr); - return 0; } @@ -638,7 +632,7 @@ static int __cpuinit acpi_processor_start(struct acpi_device *device) return 0; } - BUG_ON((pr->id >= NR_CPUS) || (pr->id < 0)); + BUG_ON((pr->id >= nr_cpu_ids) || (pr->id < 0)); /* * Buggy BIOS check @@ -647,7 +641,7 @@ static int __cpuinit acpi_processor_start(struct acpi_device *device) */ if (processor_device_array[pr->id] != NULL && processor_device_array[pr->id] != device) { - printk(KERN_WARNING "BIOS reported wrong ACPI id" + printk(KERN_WARNING "BIOS reported wrong ACPI id " "for the processor\n"); return -ENODEV; } @@ -665,6 +659,12 @@ static int __cpuinit acpi_processor_start(struct acpi_device *device) /* _PDC call should be done before doing anything else (if reqd.). */ arch_acpi_processor_init_pdc(pr); acpi_processor_set_pdc(pr); +#ifdef CONFIG_CPU_FREQ + acpi_processor_ppc_has_changed(pr); +#endif + acpi_processor_get_throttling_info(pr); + acpi_processor_get_limit_info(pr); + acpi_processor_power_init(pr, device); @@ -684,7 +684,7 @@ static void acpi_processor_notify(acpi_handle handle, u32 event, void *data) { struct acpi_processor *pr = data; struct acpi_device *device = NULL; - + int saved; if (!pr) return; @@ -694,7 +694,10 @@ static void acpi_processor_notify(acpi_handle handle, u32 event, void *data) switch (event) { case ACPI_PROCESSOR_NOTIFY_PERFORMANCE: + saved = pr->performance_platform_limit; acpi_processor_ppc_has_changed(pr); + if (saved == pr->performance_platform_limit) + break; acpi_bus_generate_proc_event(device, event, pr->performance_platform_limit); acpi_bus_generate_netlink_event(device->pnp.device_class, @@ -771,7 +774,7 @@ static int acpi_processor_remove(struct acpi_device *device, int type) pr = acpi_driver_data(device); - if (pr->id >= NR_CPUS) { + if (pr->id >= nr_cpu_ids) { kfree(pr); return 0; } @@ -842,7 +845,7 @@ int acpi_processor_device_add(acpi_handle handle, struct acpi_device **device) if (!pr) return -ENODEV; - if ((pr->id >= 0) && (pr->id < NR_CPUS)) { + if ((pr->id >= 0) && (pr->id < nr_cpu_ids)) { kobject_uevent(&(*device)->dev.kobj, KOBJ_ONLINE); } return 0; @@ -880,13 +883,13 @@ acpi_processor_hotplug_notify(acpi_handle handle, u32 event, void *data) break; } - if (pr->id >= 0 && (pr->id < NR_CPUS)) { + if (pr->id >= 0 && (pr->id < nr_cpu_ids)) { kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE); break; } result = acpi_processor_start(device); - if ((!result) && ((pr->id >= 0) && (pr->id < NR_CPUS))) { + if ((!result) && ((pr->id >= 0) && (pr->id < nr_cpu_ids))) { kobject_uevent(&device->dev.kobj, KOBJ_ONLINE); } else { printk(KERN_ERR PREFIX "Device [%s] failed to start\n", @@ -909,7 +912,7 @@ acpi_processor_hotplug_notify(acpi_handle handle, u32 event, void *data) return; } - if ((pr->id < NR_CPUS) && (cpu_present(pr->id))) + if ((pr->id < nr_cpu_ids) && (cpu_present(pr->id))) kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE); break; default: diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index f996d0e..b1fbee3 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -197,6 +197,19 @@ static inline u32 ticks_elapsed_in_us(u32 t1, u32 t2) return PM_TIMER_TICKS_TO_US((0xFFFFFFFF - t1) + t2); } +static void acpi_safe_halt(void) +{ + current_thread_info()->status &= ~TS_POLLING; + /* + * TS_POLLING-cleared state must be visible before we + * test NEED_RESCHED: + */ + smp_mb(); + if (!need_resched()) + safe_halt(); + current_thread_info()->status |= TS_POLLING; +} + #ifndef CONFIG_CPU_IDLE static void @@ -239,19 +252,6 @@ acpi_processor_power_activate(struct acpi_processor *pr, return; } -static void acpi_safe_halt(void) -{ - current_thread_info()->status &= ~TS_POLLING; - /* - * TS_POLLING-cleared state must be visible before we - * test NEED_RESCHED: - */ - smp_mb(); - if (!need_resched()) - safe_halt(); - current_thread_info()->status |= TS_POLLING; -} - static atomic_t c3_cpu_count; /* Common C-state entry for C2, C3, .. */ @@ -1373,15 +1373,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev, if (pr->flags.bm_check) acpi_idle_update_bm_rld(pr, cx); - current_thread_info()->status &= ~TS_POLLING; - /* - * TS_POLLING-cleared state must be visible before we test - * NEED_RESCHED: - */ - smp_mb(); - if (!need_resched()) - safe_halt(); - current_thread_info()->status |= TS_POLLING; + acpi_safe_halt(); cx->usage++; @@ -1399,6 +1391,8 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev, struct acpi_processor *pr; struct acpi_processor_cx *cx = cpuidle_get_statedata(state); u32 t1, t2; + int sleep_ticks = 0; + pr = processors[smp_processor_id()]; if (unlikely(!pr)) @@ -1428,6 +1422,8 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev, ACPI_FLUSH_CPU_CACHE(); t1 = inl(acpi_gbl_FADT.xpm_timer_block.address); + /* Tell the scheduler that we are going deep-idle: */ + sched_clock_idle_sleep_event(); acpi_state_timer_broadcast(pr, cx, 1); acpi_idle_do_entry(cx); t2 = inl(acpi_gbl_FADT.xpm_timer_block.address); @@ -1436,6 +1432,10 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev, /* TSC could halt in idle, so notify users */ mark_tsc_unstable("TSC halts in idle");; #endif + sleep_ticks = ticks_elapsed(t1, t2); + + /* Tell the scheduler how much we idled: */ + sched_clock_idle_wakeup_event(sleep_ticks*PM_TIMER_TICK_NS); local_irq_enable(); current_thread_info()->status |= TS_POLLING; @@ -1443,7 +1443,7 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev, cx->usage++; acpi_state_timer_broadcast(pr, cx, 0); - cx->time += ticks_elapsed(t1, t2); + cx->time += sleep_ticks; return ticks_elapsed_in_us(t1, t2); } @@ -1463,6 +1463,8 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev, struct acpi_processor *pr; struct acpi_processor_cx *cx = cpuidle_get_statedata(state); u32 t1, t2; + int sleep_ticks = 0; + pr = processors[smp_processor_id()]; if (unlikely(!pr)) @@ -1471,6 +1473,15 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev, if (acpi_idle_suspend) return(acpi_idle_enter_c1(dev, state)); + if (acpi_idle_bm_check()) { + if (dev->safe_state) { + return dev->safe_state->enter(dev, dev->safe_state); + } else { + acpi_safe_halt(); + return 0; + } + } + local_irq_disable(); current_thread_info()->status &= ~TS_POLLING; /* @@ -1485,38 +1496,45 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev, return 0; } + /* Tell the scheduler that we are going deep-idle: */ + sched_clock_idle_sleep_event(); /* * Must be done before busmaster disable as we might need to * access HPET ! */ acpi_state_timer_broadcast(pr, cx, 1); - if (acpi_idle_bm_check()) { - cx = pr->power.bm_state; - - acpi_idle_update_bm_rld(pr, cx); - - t1 = inl(acpi_gbl_FADT.xpm_timer_block.address); - acpi_idle_do_entry(cx); - t2 = inl(acpi_gbl_FADT.xpm_timer_block.address); - } else { - acpi_idle_update_bm_rld(pr, cx); + acpi_idle_update_bm_rld(pr, cx); + /* + * disable bus master + * bm_check implies we need ARB_DIS + * !bm_check implies we need cache flush + * bm_control implies whether we can do ARB_DIS + * + * That leaves a case where bm_check is set and bm_control is + * not set. In that case we cannot do much, we enter C3 + * without doing anything. + */ + if (pr->flags.bm_check && pr->flags.bm_control) { spin_lock(&c3_lock); c3_cpu_count++; /* Disable bus master arbitration when all CPUs are in C3 */ if (c3_cpu_count == num_online_cpus()) acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1); spin_unlock(&c3_lock); + } else if (!pr->flags.bm_check) { + ACPI_FLUSH_CPU_CACHE(); + } - t1 = inl(acpi_gbl_FADT.xpm_timer_block.address); - acpi_idle_do_entry(cx); - t2 = inl(acpi_gbl_FADT.xpm_timer_block.address); + t1 = inl(acpi_gbl_FADT.xpm_timer_block.address); + acpi_idle_do_entry(cx); + t2 = inl(acpi_gbl_FADT.xpm_timer_block.address); + /* Re-enable bus master arbitration */ + if (pr->flags.bm_check && pr->flags.bm_control) { spin_lock(&c3_lock); - /* Re-enable bus master arbitration */ - if (c3_cpu_count == num_online_cpus()) - acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0); + acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0); c3_cpu_count--; spin_unlock(&c3_lock); } @@ -1525,6 +1543,9 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev, /* TSC could halt in idle, so notify users */ mark_tsc_unstable("TSC halts in idle"); #endif + sleep_ticks = ticks_elapsed(t1, t2); + /* Tell the scheduler how much we idled: */ + sched_clock_idle_wakeup_event(sleep_ticks*PM_TIMER_TICK_NS); local_irq_enable(); current_thread_info()->status |= TS_POLLING; @@ -1532,7 +1553,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev, cx->usage++; acpi_state_timer_broadcast(pr, cx, 0); - cx->time += ticks_elapsed(t1, t2); + cx->time += sleep_ticks; return ticks_elapsed_in_us(t1, t2); } @@ -1584,12 +1605,14 @@ static int acpi_processor_setup_cpuidle(struct acpi_processor *pr) case ACPI_STATE_C1: state->flags |= CPUIDLE_FLAG_SHALLOW; state->enter = acpi_idle_enter_c1; + dev->safe_state = state; break; case ACPI_STATE_C2: state->flags |= CPUIDLE_FLAG_BALANCED; state->flags |= CPUIDLE_FLAG_TIME_VALID; state->enter = acpi_idle_enter_simple; + dev->safe_state = state; break; case ACPI_STATE_C3: @@ -1610,14 +1633,6 @@ static int acpi_processor_setup_cpuidle(struct acpi_processor *pr) if (!count) return -EINVAL; - /* find the deepest state that can handle active BM */ - if (pr->flags.bm_check) { - for (i = 1; i < ACPI_PROCESSOR_MAX_POWER && i <= max_cstate; i++) - if (pr->power.states[i].type == ACPI_STATE_C3) - break; - pr->power.bm_state = &pr->power.states[i-1]; - } - return 0; } @@ -1658,6 +1673,7 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr, if (!first_run) { dmi_check_system(processor_power_dmi_table); + max_cstate = acpi_processor_cstate_check(max_cstate); if (max_cstate < ACPI_C_STATES_MAX) printk(KERN_NOTICE "ACPI: processor limited to max C-state %d\n", diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index 0b8204e..c26c61f 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -70,7 +70,55 @@ static int acpi_processor_get_platform_limit(struct acpi_processor *pr) int acpi_processor_tstate_has_changed(struct acpi_processor *pr) { - return acpi_processor_get_platform_limit(pr); + int result = 0; + int throttling_limit; + int current_state; + struct acpi_processor_limit *limit; + int target_state; + + result = acpi_processor_get_platform_limit(pr); + if (result) { + /* Throttling Limit is unsupported */ + return result; + } + + throttling_limit = pr->throttling_platform_limit; + if (throttling_limit >= pr->throttling.state_count) { + /* Uncorrect Throttling Limit */ + return -EINVAL; + } + + current_state = pr->throttling.state; + if (current_state > throttling_limit) { + /* + * The current state can meet the requirement of + * _TPC limit. But it is reasonable that OSPM changes + * t-states from high to low for better performance. + * Of course the limit condition of thermal + * and user should be considered. + */ + limit = &pr->limit; + target_state = throttling_limit; + if (limit->thermal.tx > target_state) + target_state = limit->thermal.tx; + if (limit->user.tx > target_state) + target_state = limit->user.tx; + } else if (current_state == throttling_limit) { + /* + * Unnecessary to change the throttling state + */ + return 0; + } else { + /* + * If the current state is lower than the limit of _TPC, it + * will be forced to switch to the throttling state defined + * by throttling_platfor_limit. + * Because the previous state meets with the limit condition + * of thermal and user, it is unnecessary to check it again. + */ + target_state = throttling_limit; + } + return acpi_processor_set_throttling(pr, target_state); } /* @@ -83,6 +131,7 @@ static int acpi_processor_get_throttling_control(struct acpi_processor *pr) struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *ptc = NULL; union acpi_object obj = { 0 }; + struct acpi_processor_throttling *throttling; status = acpi_evaluate_object(pr->handle, "_PTC", NULL, &buffer); if (ACPI_FAILURE(status)) { @@ -134,6 +183,22 @@ static int acpi_processor_get_throttling_control(struct acpi_processor *pr) memcpy(&pr->throttling.status_register, obj.buffer.pointer, sizeof(struct acpi_ptc_register)); + throttling = &pr->throttling; + + if ((throttling->control_register.bit_width + + throttling->control_register.bit_offset) > 32) { + printk(KERN_ERR PREFIX "Invalid _PTC control register\n"); + result = -EFAULT; + goto end; + } + + if ((throttling->status_register.bit_width + + throttling->status_register.bit_offset) > 32) { + printk(KERN_ERR PREFIX "Invalid _PTC status register\n"); + result = -EFAULT; + goto end; + } + end: kfree(buffer.pointer); @@ -328,44 +393,132 @@ static int acpi_processor_get_throttling_fadt(struct acpi_processor *pr) return 0; } -static int acpi_read_throttling_status(struct acpi_processor_throttling - *throttling) +#ifdef CONFIG_X86 +static int acpi_throttling_rdmsr(struct acpi_processor *pr, + acpi_integer * value) { - int value = -1; + struct cpuinfo_x86 *c; + u64 msr_high, msr_low; + unsigned int cpu; + u64 msr = 0; + int ret = -1; + + cpu = pr->id; + c = &cpu_data(cpu); + + if ((c->x86_vendor != X86_VENDOR_INTEL) || + !cpu_has(c, X86_FEATURE_ACPI)) { + printk(KERN_ERR PREFIX + "HARDWARE addr space,NOT supported yet\n"); + } else { + msr_low = 0; + msr_high = 0; + rdmsr_on_cpu(cpu, MSR_IA32_THERM_CONTROL, + (u32 *)&msr_low , (u32 *) &msr_high); + msr = (msr_high << 32) | msr_low; + *value = (acpi_integer) msr; + ret = 0; + } + return ret; +} + +static int acpi_throttling_wrmsr(struct acpi_processor *pr, acpi_integer value) +{ + struct cpuinfo_x86 *c; + unsigned int cpu; + int ret = -1; + u64 msr; + + cpu = pr->id; + c = &cpu_data(cpu); + + if ((c->x86_vendor != X86_VENDOR_INTEL) || + !cpu_has(c, X86_FEATURE_ACPI)) { + printk(KERN_ERR PREFIX + "HARDWARE addr space,NOT supported yet\n"); + } else { + msr = value; + wrmsr_on_cpu(cpu, MSR_IA32_THERM_CONTROL, + msr & 0xffffffff, msr >> 32); + ret = 0; + } + return ret; +} +#else +static int acpi_throttling_rdmsr(struct acpi_processor *pr, + acpi_integer * value) +{ + printk(KERN_ERR PREFIX + "HARDWARE addr space,NOT supported yet\n"); + return -1; +} + +static int acpi_throttling_wrmsr(struct acpi_processor *pr, acpi_integer value) +{ + printk(KERN_ERR PREFIX + "HARDWARE addr space,NOT supported yet\n"); + return -1; +} +#endif + +static int acpi_read_throttling_status(struct acpi_processor *pr, + acpi_integer *value) +{ + u32 bit_width, bit_offset; + u64 ptc_value; + u64 ptc_mask; + struct acpi_processor_throttling *throttling; + int ret = -1; + + throttling = &pr->throttling; switch (throttling->status_register.space_id) { case ACPI_ADR_SPACE_SYSTEM_IO: + ptc_value = 0; + bit_width = throttling->status_register.bit_width; + bit_offset = throttling->status_register.bit_offset; + acpi_os_read_port((acpi_io_address) throttling->status_register. - address, &value, - (u32) throttling->status_register.bit_width * - 8); + address, (u32 *) &ptc_value, + (u32) (bit_width + bit_offset)); + ptc_mask = (1 << bit_width) - 1; + *value = (acpi_integer) ((ptc_value >> bit_offset) & ptc_mask); + ret = 0; break; case ACPI_ADR_SPACE_FIXED_HARDWARE: - printk(KERN_ERR PREFIX - "HARDWARE addr space,NOT supported yet\n"); + ret = acpi_throttling_rdmsr(pr, value); break; default: printk(KERN_ERR PREFIX "Unknown addr space %d\n", (u32) (throttling->status_register.space_id)); } - return value; + return ret; } -static int acpi_write_throttling_state(struct acpi_processor_throttling - *throttling, int value) +static int acpi_write_throttling_state(struct acpi_processor *pr, + acpi_integer value) { + u32 bit_width, bit_offset; + u64 ptc_value; + u64 ptc_mask; + struct acpi_processor_throttling *throttling; int ret = -1; + throttling = &pr->throttling; switch (throttling->control_register.space_id) { case ACPI_ADR_SPACE_SYSTEM_IO: + bit_width = throttling->control_register.bit_width; + bit_offset = throttling->control_register.bit_offset; + ptc_mask = (1 << bit_width) - 1; + ptc_value = value & ptc_mask; + acpi_os_write_port((acpi_io_address) throttling-> - control_register.address, value, - (u32) throttling->control_register. - bit_width * 8); + control_register.address, + (u32) (ptc_value << bit_offset), + (u32) (bit_width + bit_offset)); ret = 0; break; case ACPI_ADR_SPACE_FIXED_HARDWARE: - printk(KERN_ERR PREFIX - "HARDWARE addr space,NOT supported yet\n"); + ret = acpi_throttling_wrmsr(pr, value); break; default: printk(KERN_ERR PREFIX "Unknown addr space %d\n", @@ -374,7 +527,8 @@ static int acpi_write_throttling_state(struct acpi_processor_throttling return ret; } -static int acpi_get_throttling_state(struct acpi_processor *pr, int value) +static int acpi_get_throttling_state(struct acpi_processor *pr, + acpi_integer value) { int i; @@ -390,22 +544,26 @@ static int acpi_get_throttling_state(struct acpi_processor *pr, int value) return i; } -static int acpi_get_throttling_value(struct acpi_processor *pr, int state) +static int acpi_get_throttling_value(struct acpi_processor *pr, + int state, acpi_integer *value) { - int value = -1; + int ret = -1; + if (state >= 0 && state <= pr->throttling.state_count) { struct acpi_processor_tx_tss *tx = (struct acpi_processor_tx_tss *)&(pr->throttling. states_tss[state]); - value = tx->control; + *value = tx->control; + ret = 0; } - return value; + return ret; } static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr) { int state = 0; - u32 value = 0; + int ret; + acpi_integer value; if (!pr) return -EINVAL; @@ -415,8 +573,9 @@ static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr) pr->throttling.state = 0; local_irq_disable(); - value = acpi_read_throttling_status(&pr->throttling); - if (value >= 0) { + value = 0; + ret = acpi_read_throttling_status(pr, &value); + if (ret >= 0) { state = acpi_get_throttling_state(pr, value); pr->throttling.state = state; } @@ -430,6 +589,40 @@ static int acpi_processor_get_throttling(struct acpi_processor *pr) return pr->throttling.acpi_processor_get_throttling(pr); } +static int acpi_processor_get_fadt_info(struct acpi_processor *pr) +{ + int i, step; + + if (!pr->throttling.address) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No throttling register\n")); + return -EINVAL; + } else if (!pr->throttling.duty_width) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No throttling states\n")); + return -EINVAL; + } + /* TBD: Support duty_cycle values that span bit 4. */ + else if ((pr->throttling.duty_offset + pr->throttling.duty_width) > 4) { + printk(KERN_WARNING PREFIX "duty_cycle spans bit 4\n"); + return -EINVAL; + } + + pr->throttling.state_count = 1 << acpi_gbl_FADT.duty_width; + + /* + * Compute state values. Note that throttling displays a linear power + * performance relationship (at 50% performance the CPU will consume + * 50% power). Values are in 1/10th of a percent to preserve accuracy. + */ + + step = (1000 / pr->throttling.state_count); + + for (i = 0; i < pr->throttling.state_count; i++) { + pr->throttling.states[i].performance = 1000 - step * i; + pr->throttling.states[i].power = 1000 - step * i; + } + return 0; +} + static int acpi_processor_set_throttling_fadt(struct acpi_processor *pr, int state) { @@ -506,7 +699,8 @@ static int acpi_processor_set_throttling_fadt(struct acpi_processor *pr, static int acpi_processor_set_throttling_ptc(struct acpi_processor *pr, int state) { - u32 value = 0; + int ret; + acpi_integer value; if (!pr) return -EINVAL; @@ -524,10 +718,10 @@ static int acpi_processor_set_throttling_ptc(struct acpi_processor *pr, return -EPERM; local_irq_disable(); - - value = acpi_get_throttling_value(pr, state); - if (value >= 0) { - acpi_write_throttling_state(&pr->throttling, value); + value = 0; + ret = acpi_get_throttling_value(pr, state, &value); + if (ret >= 0) { + acpi_write_throttling_state(pr, value); pr->throttling.state = state; } local_irq_enable(); @@ -543,8 +737,6 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state) int acpi_processor_get_throttling_info(struct acpi_processor *pr) { int result = 0; - int step = 0; - int i = 0; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "pblk_address[0x%08x] duty_offset[%d] duty_width[%d]\n", @@ -563,6 +755,8 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr) acpi_processor_get_throttling_states(pr) || acpi_processor_get_platform_limit(pr)) { + if (acpi_processor_get_fadt_info(pr)) + return 0; pr->throttling.acpi_processor_get_throttling = &acpi_processor_get_throttling_fadt; pr->throttling.acpi_processor_set_throttling = @@ -576,19 +770,6 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr) acpi_processor_get_tsd(pr); - if (!pr->throttling.address) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No throttling register\n")); - return 0; - } else if (!pr->throttling.duty_width) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No throttling states\n")); - return 0; - } - /* TBD: Support duty_cycle values that span bit 4. */ - else if ((pr->throttling.duty_offset + pr->throttling.duty_width) > 4) { - printk(KERN_WARNING PREFIX "duty_cycle spans bit 4\n"); - return 0; - } - /* * PIIX4 Errata: We don't support throttling on the original PIIX4. * This shouldn't be an issue as few (if any) mobile systems ever @@ -600,21 +781,6 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr) return 0; } - pr->throttling.state_count = 1 << acpi_gbl_FADT.duty_width; - - /* - * Compute state values. Note that throttling displays a linear power/ - * performance relationship (at 50% performance the CPU will consume - * 50% power). Values are in 1/10th of a percent to preserve accuracy. - */ - - step = (1000 / pr->throttling.state_count); - - for (i = 0; i < pr->throttling.state_count; i++) { - pr->throttling.states[i].performance = step * i; - pr->throttling.states[i].power = step * i; - } - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d throttling states\n", pr->throttling.state_count)); diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c index 90fd09c..6045cdb 100644 --- a/drivers/acpi/sbs.c +++ b/drivers/acpi/sbs.c @@ -29,7 +29,7 @@ #include <linux/moduleparam.h> #include <linux/kernel.h> -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <asm/uaccess.h> @@ -88,7 +88,7 @@ MODULE_DEVICE_TABLE(acpi, sbs_device_ids); struct acpi_battery { struct power_supply bat; struct acpi_sbs *sbs; -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER struct proc_dir_entry *proc_entry; #endif unsigned long update_time; @@ -113,6 +113,7 @@ struct acpi_battery { u16 spec; u8 id; u8 present:1; + u8 have_sysfs_alarm:1; }; #define to_acpi_battery(x) container_of(x, struct acpi_battery, bat); @@ -122,7 +123,7 @@ struct acpi_sbs { struct acpi_device *device; struct acpi_smb_hc *hc; struct mutex lock; -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER struct proc_dir_entry *charger_entry; #endif struct acpi_battery battery[MAX_SBS_BAT]; @@ -468,7 +469,7 @@ static struct device_attribute alarm_attr = { FS Interface (/proc/acpi) -------------------------------------------------------------------------- */ -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER /* Generic Routines */ static int acpi_sbs_add_fs(struct proc_dir_entry **dir, @@ -789,7 +790,7 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id) return result; sprintf(battery->name, ACPI_BATTERY_DIR_NAME, id); -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_sbs_add_fs(&battery->proc_entry, acpi_battery_dir, battery->name, &acpi_battery_info_fops, &acpi_battery_state_fops, &acpi_battery_alarm_fops, @@ -808,7 +809,13 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id) } battery->bat.get_property = acpi_sbs_battery_get_property; result = power_supply_register(&sbs->device->dev, &battery->bat); - device_create_file(battery->bat.dev, &alarm_attr); + if (result) + goto end; + result = device_create_file(battery->bat.dev, &alarm_attr); + if (result) + goto end; + battery->have_sysfs_alarm = 1; + end: printk(KERN_INFO PREFIX "%s [%s]: Battery Slot [%s] (battery %s)\n", ACPI_SBS_DEVICE_NAME, acpi_device_bid(sbs->device), battery->name, sbs->battery->present ? "present" : "absent"); @@ -817,14 +824,16 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id) static void acpi_battery_remove(struct acpi_sbs *sbs, int id) { - if (sbs->battery[id].bat.dev) - device_remove_file(sbs->battery[id].bat.dev, &alarm_attr); - power_supply_unregister(&sbs->battery[id].bat); -#ifdef CONFIG_ACPI_PROCFS - if (sbs->battery[id].proc_entry) { - acpi_sbs_remove_fs(&(sbs->battery[id].proc_entry), - acpi_battery_dir); + struct acpi_battery *battery = &sbs->battery[id]; + + if (battery->bat.dev) { + if (battery->have_sysfs_alarm) + device_remove_file(battery->bat.dev, &alarm_attr); + power_supply_unregister(&battery->bat); } +#ifdef CONFIG_ACPI_PROCFS_POWER + if (battery->proc_entry) + acpi_sbs_remove_fs(&battery->proc_entry, acpi_battery_dir); #endif } @@ -835,7 +844,7 @@ static int acpi_charger_add(struct acpi_sbs *sbs) result = acpi_ac_get_present(sbs); if (result) goto end; -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER result = acpi_sbs_add_fs(&sbs->charger_entry, acpi_ac_dir, ACPI_AC_DIR_NAME, NULL, &acpi_ac_state_fops, NULL, sbs); @@ -859,7 +868,7 @@ static void acpi_charger_remove(struct acpi_sbs *sbs) { if (sbs->charger.dev) power_supply_unregister(&sbs->charger); -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER if (sbs->charger_entry) acpi_sbs_remove_fs(&sbs->charger_entry, acpi_ac_dir); #endif @@ -965,7 +974,7 @@ static int acpi_sbs_remove(struct acpi_device *device, int type) static void acpi_sbs_rmdirs(void) { -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER if (acpi_ac_dir) { acpi_unlock_ac_dir(acpi_ac_dir); acpi_ac_dir = NULL; @@ -1004,7 +1013,7 @@ static int __init acpi_sbs_init(void) if (acpi_disabled) return -ENODEV; -#ifdef CONFIG_ACPI_PROCFS +#ifdef CONFIG_ACPI_PROCFS_POWER acpi_ac_dir = acpi_lock_ac_dir(); if (!acpi_ac_dir) return -ENODEV; diff --git a/drivers/acpi/tables/tbutils.c b/drivers/acpi/tables/tbutils.c index 5f1d85f..010f196 100644 --- a/drivers/acpi/tables/tbutils.c +++ b/drivers/acpi/tables/tbutils.c @@ -449,7 +449,7 @@ acpi_tb_parse_root_table(acpi_physical_address rsdp_address, u8 flags) /* XSDT has NULL entry, RSDT is used */ address = rsdt_address; table_entry_size = sizeof(u32); - ACPI_WARNING((AE_INFO, "BIOS XSDT has NULL entry," + ACPI_WARNING((AE_INFO, "BIOS XSDT has NULL entry, " "using RSDT")); } } diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index bac956b..44a0d9b 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -29,6 +29,7 @@ #include <linux/init.h> #include <linux/types.h> #include <linux/list.h> +#include <linux/mutex.h> #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/input.h> @@ -135,8 +136,8 @@ struct acpi_video_bus { u8 attached_count; struct acpi_video_bus_cap cap; struct acpi_video_bus_flags flags; - struct semaphore sem; struct list_head video_device_list; + struct mutex device_list_lock; /* protects video_device_list */ struct proc_dir_entry *dir; struct input_dev *input; char phys[32]; /* for input device */ @@ -896,7 +897,7 @@ acpi_video_device_write_brightness(struct file *file, { struct seq_file *m = file->private_data; struct acpi_video_device *dev = m->private; - char str[4] = { 0 }; + char str[5] = { 0 }; unsigned int level = 0; int i; @@ -1436,9 +1437,9 @@ acpi_video_bus_get_one_device(struct acpi_device *device, return -ENODEV; } - down(&video->sem); + mutex_lock(&video->device_list_lock); list_add_tail(&data->entry, &video->video_device_list); - up(&video->sem); + mutex_unlock(&video->device_list_lock); acpi_video_device_add_fs(device); @@ -1462,12 +1463,14 @@ acpi_video_bus_get_one_device(struct acpi_device *device, static void acpi_video_device_rebind(struct acpi_video_bus *video) { - struct list_head *node, *next; - list_for_each_safe(node, next, &video->video_device_list) { - struct acpi_video_device *dev = - container_of(node, struct acpi_video_device, entry); + struct acpi_video_device *dev; + + mutex_lock(&video->device_list_lock); + + list_for_each_entry(dev, &video->video_device_list, entry) acpi_video_device_bind(video, dev); - } + + mutex_unlock(&video->device_list_lock); } /* @@ -1592,30 +1595,33 @@ static int acpi_video_device_enumerate(struct acpi_video_bus *video) static int acpi_video_switch_output(struct acpi_video_bus *video, int event) { - struct list_head *node, *next; + struct list_head *node; struct acpi_video_device *dev = NULL; struct acpi_video_device *dev_next = NULL; struct acpi_video_device *dev_prev = NULL; unsigned long state; int status = 0; + mutex_lock(&video->device_list_lock); - list_for_each_safe(node, next, &video->video_device_list) { + list_for_each(node, &video->video_device_list) { dev = container_of(node, struct acpi_video_device, entry); status = acpi_video_device_get_state(dev, &state); if (state & 0x2) { - dev_next = - container_of(node->next, struct acpi_video_device, - entry); - dev_prev = - container_of(node->prev, struct acpi_video_device, - entry); + dev_next = container_of(node->next, + struct acpi_video_device, entry); + dev_prev = container_of(node->prev, + struct acpi_video_device, entry); goto out; } } + dev_next = container_of(node->next, struct acpi_video_device, entry); dev_prev = container_of(node->prev, struct acpi_video_device, entry); - out: + + out: + mutex_unlock(&video->device_list_lock); + switch (event) { case ACPI_VIDEO_NOTIFY_CYCLE: case ACPI_VIDEO_NOTIFY_NEXT_OUTPUT: @@ -1691,24 +1697,17 @@ acpi_video_bus_get_devices(struct acpi_video_bus *video, struct acpi_device *device) { int status = 0; - struct list_head *node, *next; - + struct acpi_device *dev; acpi_video_device_enumerate(video); - list_for_each_safe(node, next, &device->children) { - struct acpi_device *dev = - list_entry(node, struct acpi_device, node); - - if (!dev) - continue; + list_for_each_entry(dev, &device->children, node) { status = acpi_video_bus_get_one_device(dev, video); if (ACPI_FAILURE(status)) { ACPI_EXCEPTION((AE_INFO, status, "Cant attach device")); continue; } - } return status; } @@ -1724,9 +1723,6 @@ static int acpi_video_bus_put_one_device(struct acpi_video_device *device) video = device->video; - down(&video->sem); - list_del(&device->entry); - up(&video->sem); acpi_video_device_remove_fs(device->dev); status = acpi_remove_notify_handler(device->dev->handle, @@ -1734,32 +1730,34 @@ static int acpi_video_bus_put_one_device(struct acpi_video_device *device) acpi_video_device_notify); backlight_device_unregister(device->backlight); video_output_unregister(device->output_dev); + return 0; } static int acpi_video_bus_put_devices(struct acpi_video_bus *video) { int status; - struct list_head *node, *next; + struct acpi_video_device *dev, *next; + mutex_lock(&video->device_list_lock); - list_for_each_safe(node, next, &video->video_device_list) { - struct acpi_video_device *data = - list_entry(node, struct acpi_video_device, entry); - if (!data) - continue; + list_for_each_entry_safe(dev, next, &video->video_device_list, entry) { - status = acpi_video_bus_put_one_device(data); + status = acpi_video_bus_put_one_device(dev); if (ACPI_FAILURE(status)) printk(KERN_WARNING PREFIX "hhuuhhuu bug in acpi video driver.\n"); - if (data->brightness) - kfree(data->brightness->levels); - kfree(data->brightness); - kfree(data); + if (dev->brightness) { + kfree(dev->brightness->levels); + kfree(dev->brightness); + } + list_del(&dev->entry); + kfree(dev); } + mutex_unlock(&video->device_list_lock); + return 0; } @@ -1782,9 +1780,6 @@ static void acpi_video_bus_notify(acpi_handle handle, u32 event, void *data) struct input_dev *input; int keycode; - - printk("video bus notify\n"); - if (!video) return; @@ -1897,14 +1892,10 @@ static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data) static int instance; static int acpi_video_bus_add(struct acpi_device *device) { - int result = 0; - acpi_status status = 0; - struct acpi_video_bus *video = NULL; + acpi_status status; + struct acpi_video_bus *video; struct input_dev *input; - - - if (!device) - return -EINVAL; + int error; video = kzalloc(sizeof(struct acpi_video_bus), GFP_KERNEL); if (!video) @@ -1923,15 +1914,15 @@ static int acpi_video_bus_add(struct acpi_device *device) acpi_driver_data(device) = video; acpi_video_bus_find_cap(video); - result = acpi_video_bus_check(video); - if (result) - goto end; + error = acpi_video_bus_check(video); + if (error) + goto err_free_video; - result = acpi_video_bus_add_fs(device); - if (result) - goto end; + error = acpi_video_bus_add_fs(device); + if (error) + goto err_free_video; - init_MUTEX(&video->sem); + mutex_init(&video->device_list_lock); INIT_LIST_HEAD(&video->video_device_list); acpi_video_bus_get_devices(video, device); @@ -1943,16 +1934,15 @@ static int acpi_video_bus_add(struct acpi_device *device) if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error installing notify handler\n")); - acpi_video_bus_stop_devices(video); - acpi_video_bus_put_devices(video); - kfree(video->attached_array); - acpi_video_bus_remove_fs(device); - result = -ENODEV; - goto end; + error = -ENODEV; + goto err_stop_video; } - video->input = input = input_allocate_device(); + if (!input) { + error = -ENOMEM; + goto err_uninstall_notify; + } snprintf(video->phys, sizeof(video->phys), "%s/video/input0", acpi_device_hid(video->device)); @@ -1961,6 +1951,7 @@ static int acpi_video_bus_add(struct acpi_device *device) input->phys = video->phys; input->id.bustype = BUS_HOST; input->id.product = 0x06; + input->dev.parent = &device->dev; input->evbit[0] = BIT(EV_KEY); set_bit(KEY_SWITCHVIDEOMODE, input->keybit); set_bit(KEY_VIDEO_NEXT, input->keybit); @@ -1971,18 +1962,10 @@ static int acpi_video_bus_add(struct acpi_device *device) set_bit(KEY_BRIGHTNESS_ZERO, input->keybit); set_bit(KEY_DISPLAY_OFF, input->keybit); set_bit(KEY_UNKNOWN, input->keybit); - result = input_register_device(input); - if (result) { - acpi_remove_notify_handler(video->device->handle, - ACPI_DEVICE_NOTIFY, - acpi_video_bus_notify); - acpi_video_bus_stop_devices(video); - acpi_video_bus_put_devices(video); - kfree(video->attached_array); - acpi_video_bus_remove_fs(device); - goto end; - } + error = input_register_device(input); + if (error) + goto err_free_input_dev; printk(KERN_INFO PREFIX "%s [%s] (multi-head: %s rom: %s post: %s)\n", ACPI_VIDEO_DEVICE_NAME, acpi_device_bid(device), @@ -1990,11 +1973,23 @@ static int acpi_video_bus_add(struct acpi_device *device) video->flags.rom ? "yes" : "no", video->flags.post ? "yes" : "no"); - end: - if (result) - kfree(video); + return 0; + + err_free_input_dev: + input_free_device(input); + err_uninstall_notify: + acpi_remove_notify_handler(device->handle, ACPI_DEVICE_NOTIFY, + acpi_video_bus_notify); + err_stop_video: + acpi_video_bus_stop_devices(video); + acpi_video_bus_put_devices(video); + kfree(video->attached_array); + acpi_video_bus_remove_fs(device); + err_free_video: + kfree(video); + acpi_driver_data(device) = NULL; - return result; + return error; } static int acpi_video_bus_remove(struct acpi_device *device, int type) diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index 328ce8a..483269d 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -119,18 +119,19 @@ enum { PIIX_80C_SEC = (1 << 7) | (1 << 6), /* controller IDs */ - piix_pata_33 = 0, /* PIIX4 at 33Mhz */ - ich_pata_33 = 1, /* ICH up to UDMA 33 only */ - ich_pata_66 = 2, /* ICH up to 66 Mhz */ - ich_pata_100 = 3, /* ICH up to UDMA 100 */ - ich5_sata = 5, - ich6_sata = 6, - ich6_sata_ahci = 7, - ich6m_sata_ahci = 8, - ich8_sata_ahci = 9, - piix_pata_mwdma = 10, /* PIIX3 MWDMA only */ - tolapai_sata_ahci = 11, - ich9_2port_sata = 12, + piix_pata_mwdma = 0, /* PIIX3 MWDMA only */ + piix_pata_33, /* PIIX4 at 33Mhz */ + ich_pata_33, /* ICH up to UDMA 33 only */ + ich_pata_66, /* ICH up to 66 Mhz */ + ich_pata_100, /* ICH up to UDMA 100 */ + ich5_sata, + ich6_sata, + ich6_sata_ahci, + ich6m_sata_ahci, + ich8_sata_ahci, + ich8_2port_sata, + ich8m_apple_sata_ahci, /* locks up on second port enable */ + tolapai_sata_ahci, /* constants for mapping table */ P0 = 0, /* port 0 */ @@ -239,19 +240,21 @@ static const struct pci_device_id piix_pci_tbl[] = { /* SATA Controller 1 IDE (ICH8) */ { 0x8086, 0x2820, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci }, /* SATA Controller 2 IDE (ICH8) */ - { 0x8086, 0x2825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich9_2port_sata }, + { 0x8086, 0x2825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, /* Mobile SATA Controller IDE (ICH8M) */ { 0x8086, 0x2828, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci }, + /* Mobile SATA Controller IDE (ICH8M), Apple */ + { 0x8086, 0x2828, 0x106b, 0x00a0, 0, 0, ich8m_apple_sata_ahci }, /* SATA Controller IDE (ICH9) */ { 0x8086, 0x2920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci }, /* SATA Controller IDE (ICH9) */ - { 0x8086, 0x2921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich9_2port_sata }, + { 0x8086, 0x2921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, /* SATA Controller IDE (ICH9) */ - { 0x8086, 0x2926, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich9_2port_sata }, + { 0x8086, 0x2926, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, /* SATA Controller IDE (ICH9M) */ - { 0x8086, 0x2928, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich9_2port_sata }, + { 0x8086, 0x2928, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, /* SATA Controller IDE (ICH9M) */ - { 0x8086, 0x292d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich9_2port_sata }, + { 0x8086, 0x292d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, /* SATA Controller IDE (ICH9M) */ { 0x8086, 0x292e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci }, /* SATA Controller IDE (Tolapai) */ @@ -427,7 +430,7 @@ static const struct piix_map_db ich6m_map_db = { static const struct piix_map_db ich8_map_db = { .mask = 0x3, - .port_enable = 0x3, + .port_enable = 0xf, .map = { /* PM PS SM SS MAP */ { P0, P2, P1, P3 }, /* 00b (hardwired when in AHCI) */ @@ -437,7 +440,7 @@ static const struct piix_map_db ich8_map_db = { }, }; -static const struct piix_map_db tolapai_map_db = { +static const struct piix_map_db ich8_2port_map_db = { .mask = 0x3, .port_enable = 0x3, .map = { @@ -449,7 +452,19 @@ static const struct piix_map_db tolapai_map_db = { }, }; -static const struct piix_map_db ich9_2port_map_db = { +static const struct piix_map_db ich8m_apple_map_db = { + .mask = 0x3, + .port_enable = 0x1, + .map = { + /* PM PS SM SS MAP */ + { P0, NA, NA, NA }, /* 00b */ + { RV, RV, RV, RV }, + { P0, P2, IDE, IDE }, /* 10b */ + { RV, RV, RV, RV }, + }, +}; + +static const struct piix_map_db tolapai_map_db = { .mask = 0x3, .port_enable = 0x3, .map = { @@ -467,11 +482,21 @@ static const struct piix_map_db *piix_map_db_table[] = { [ich6_sata_ahci] = &ich6_map_db, [ich6m_sata_ahci] = &ich6m_map_db, [ich8_sata_ahci] = &ich8_map_db, + [ich8_2port_sata] = &ich8_2port_map_db, + [ich8m_apple_sata_ahci] = &ich8m_apple_map_db, [tolapai_sata_ahci] = &tolapai_map_db, - [ich9_2port_sata] = &ich9_2port_map_db, }; static struct ata_port_info piix_port_info[] = { + [piix_pata_mwdma] = /* PIIX3 MWDMA only */ + { + .sht = &piix_sht, + .flags = PIIX_PATA_FLAGS, + .pio_mask = 0x1f, /* pio0-4 */ + .mwdma_mask = 0x06, /* mwdma1-2 ?? CHECK 0 should be ok but slow */ + .port_ops = &piix_pata_ops, + }, + [piix_pata_33] = /* PIIX4 at 33MHz */ { .sht = &piix_sht, @@ -565,13 +590,15 @@ static struct ata_port_info piix_port_info[] = { .port_ops = &piix_sata_ops, }, - [piix_pata_mwdma] = /* PIIX3 MWDMA only */ + [ich8_2port_sata] = { .sht = &piix_sht, - .flags = PIIX_PATA_FLAGS, + .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SCR | + PIIX_FLAG_AHCI, .pio_mask = 0x1f, /* pio0-4 */ - .mwdma_mask = 0x06, /* mwdma1-2 ?? CHECK 0 should be ok but slow */ - .port_ops = &piix_pata_ops, + .mwdma_mask = 0x07, /* mwdma0-2 */ + .udma_mask = ATA_UDMA6, + .port_ops = &piix_sata_ops, }, [tolapai_sata_ahci] = @@ -585,7 +612,7 @@ static struct ata_port_info piix_port_info[] = { .port_ops = &piix_sata_ops, }, - [ich9_2port_sata] = + [ich8m_apple_sata_ahci] = { .sht = &piix_sht, .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SCR | @@ -595,6 +622,7 @@ static struct ata_port_info piix_port_info[] = { .udma_mask = ATA_UDMA6, .port_ops = &piix_sata_ops, }, + }; static struct pci_bits piix_enable_bits[] = { @@ -974,6 +1002,13 @@ static int piix_broken_suspend(void) }, }, { + .ident = "SATELLITE U205", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE U205"), + }, + }, + { .ident = "Portege M500", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), @@ -1086,12 +1121,12 @@ static int piix_disable_ahci(struct pci_dev *pdev) if (!mmio) return -ENOMEM; - tmp = readl(mmio + AHCI_GLOBAL_CTL); + tmp = ioread32(mmio + AHCI_GLOBAL_CTL); if (tmp & AHCI_ENABLE) { tmp &= ~AHCI_ENABLE; - writel(tmp, mmio + AHCI_GLOBAL_CTL); + iowrite32(tmp, mmio + AHCI_GLOBAL_CTL); - tmp = readl(mmio + AHCI_GLOBAL_CTL); + tmp = ioread32(mmio + AHCI_GLOBAL_CTL); if (tmp & AHCI_ENABLE) rc = -EIO; } diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 81898036db..33f0627 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -30,6 +30,14 @@ * Hardware documentation available from http://www.t13.org/ and * http://www.sata-io.org/ * + * Standards documents from: + * http://www.t13.org (ATA standards, PCI DMA IDE spec) + * http://www.t10.org (SCSI MMC - for ATAPI MMC) + * http://www.sata-io.org (SATA) + * http://www.compactflash.org (CF) + * http://www.qic.org (QIC157 - Tape and DSC) + * http://www.ce-ata.org (CE-ATA: not supported) + * */ #include <linux/kernel.h> @@ -2307,8 +2315,10 @@ int ata_dev_configure(struct ata_device *dev) } if ((dev->class == ATA_DEV_ATAPI) && - (atapi_command_packet_set(id) == TYPE_TAPE)) + (atapi_command_packet_set(id) == TYPE_TAPE)) { dev->max_sectors = ATA_MAX_SECTORS_TAPE; + dev->horkage |= ATA_HORKAGE_STUCK_ERR; + } if (dev->horkage & ATA_HORKAGE_MAX_SEC_128) dev->max_sectors = min_t(unsigned int, ATA_MAX_SECTORS_128, @@ -2581,81 +2591,6 @@ void sata_print_link_status(struct ata_link *link) } /** - * __sata_phy_reset - Wake/reset a low-level SATA PHY - * @ap: SATA port associated with target SATA PHY. - * - * This function issues commands to standard SATA Sxxx - * PHY registers, to wake up the phy (and device), and - * clear any reset condition. - * - * LOCKING: - * PCI/etc. bus probe sem. - * - */ -void __sata_phy_reset(struct ata_port *ap) -{ - struct ata_link *link = &ap->link; - unsigned long timeout = jiffies + (HZ * 5); - u32 sstatus; - - if (ap->flags & ATA_FLAG_SATA_RESET) { - /* issue phy wake/reset */ - sata_scr_write_flush(link, SCR_CONTROL, 0x301); - /* Couldn't find anything in SATA I/II specs, but - * AHCI-1.1 10.4.2 says at least 1 ms. */ - mdelay(1); - } - /* phy wake/clear reset */ - sata_scr_write_flush(link, SCR_CONTROL, 0x300); - - /* wait for phy to become ready, if necessary */ - do { - msleep(200); - sata_scr_read(link, SCR_STATUS, &sstatus); - if ((sstatus & 0xf) != 1) - break; - } while (time_before(jiffies, timeout)); - - /* print link status */ - sata_print_link_status(link); - - /* TODO: phy layer with polling, timeouts, etc. */ - if (!ata_link_offline(link)) - ata_port_probe(ap); - else - ata_port_disable(ap); - - if (ap->flags & ATA_FLAG_DISABLED) - return; - - if (ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT)) { - ata_port_disable(ap); - return; - } - - ap->cbl = ATA_CBL_SATA; -} - -/** - * sata_phy_reset - Reset SATA bus. - * @ap: SATA port associated with target SATA PHY. - * - * This function resets the SATA bus, and then probes - * the bus for devices. - * - * LOCKING: - * PCI/etc. bus probe sem. - * - */ -void sata_phy_reset(struct ata_port *ap) -{ - __sata_phy_reset(ap); - if (ap->flags & ATA_FLAG_DISABLED) - return; - ata_bus_reset(ap); -} - -/** * ata_dev_pair - return other device on cable * @adev: device * @@ -5490,11 +5425,19 @@ fsm_start: * let the EH abort the command or reset the device. */ if (unlikely(status & (ATA_ERR | ATA_DF))) { - ata_port_printk(ap, KERN_WARNING, "DRQ=1 with device " - "error, dev_stat 0x%X\n", status); - qc->err_mask |= AC_ERR_HSM; - ap->hsm_task_state = HSM_ST_ERR; - goto fsm_start; + /* Some ATAPI tape drives forget to clear the ERR bit + * when doing the next command (mostly request sense). + * We ignore ERR here to workaround and proceed sending + * the CDB. + */ + if (!(qc->dev->horkage & ATA_HORKAGE_STUCK_ERR)) { + ata_port_printk(ap, KERN_WARNING, + "DRQ=1 with device error, " + "dev_stat 0x%X\n", status); + qc->err_mask |= AC_ERR_HSM; + ap->hsm_task_state = HSM_ST_ERR; + goto fsm_start; + } } /* Send the CDB (atapi) or the first data block (ata pio out). @@ -7653,8 +7596,6 @@ EXPORT_SYMBOL_GPL(ata_dev_disable); EXPORT_SYMBOL_GPL(sata_set_spd); EXPORT_SYMBOL_GPL(sata_link_debounce); EXPORT_SYMBOL_GPL(sata_link_resume); -EXPORT_SYMBOL_GPL(sata_phy_reset); -EXPORT_SYMBOL_GPL(__sata_phy_reset); EXPORT_SYMBOL_GPL(ata_bus_reset); EXPORT_SYMBOL_GPL(ata_std_prereset); EXPORT_SYMBOL_GPL(ata_std_softreset); @@ -7725,7 +7666,6 @@ EXPORT_SYMBOL_GPL(ata_port_desc); #ifdef CONFIG_PCI EXPORT_SYMBOL_GPL(ata_port_pbar_desc); #endif /* CONFIG_PCI */ -EXPORT_SYMBOL_GPL(ata_eng_timeout); EXPORT_SYMBOL_GPL(ata_port_schedule_eh); EXPORT_SYMBOL_GPL(ata_link_abort); EXPORT_SYMBOL_GPL(ata_port_abort); diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index ed8813b..0dac69d 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -559,101 +559,6 @@ void ata_port_wait_eh(struct ata_port *ap) } } -/** - * ata_qc_timeout - Handle timeout of queued command - * @qc: Command that timed out - * - * Some part of the kernel (currently, only the SCSI layer) - * has noticed that the active command on port @ap has not - * completed after a specified length of time. Handle this - * condition by disabling DMA (if necessary) and completing - * transactions, with error if necessary. - * - * This also handles the case of the "lost interrupt", where - * for some reason (possibly hardware bug, possibly driver bug) - * an interrupt was not delivered to the driver, even though the - * transaction completed successfully. - * - * TODO: kill this function once old EH is gone. - * - * LOCKING: - * Inherited from SCSI layer (none, can sleep) - */ -static void ata_qc_timeout(struct ata_queued_cmd *qc) -{ - struct ata_port *ap = qc->ap; - u8 host_stat = 0, drv_stat; - unsigned long flags; - - DPRINTK("ENTER\n"); - - ap->hsm_task_state = HSM_ST_IDLE; - - spin_lock_irqsave(ap->lock, flags); - - switch (qc->tf.protocol) { - - case ATA_PROT_DMA: - case ATA_PROT_ATAPI_DMA: - host_stat = ap->ops->bmdma_status(ap); - - /* before we do anything else, clear DMA-Start bit */ - ap->ops->bmdma_stop(qc); - - /* fall through */ - - default: - ata_altstatus(ap); - drv_stat = ata_chk_status(ap); - - /* ack bmdma irq events */ - ap->ops->irq_clear(ap); - - ata_dev_printk(qc->dev, KERN_ERR, "command 0x%x timeout, " - "stat 0x%x host_stat 0x%x\n", - qc->tf.command, drv_stat, host_stat); - - /* complete taskfile transaction */ - qc->err_mask |= AC_ERR_TIMEOUT; - break; - } - - spin_unlock_irqrestore(ap->lock, flags); - - ata_eh_qc_complete(qc); - - DPRINTK("EXIT\n"); -} - -/** - * ata_eng_timeout - Handle timeout of queued command - * @ap: Port on which timed-out command is active - * - * Some part of the kernel (currently, only the SCSI layer) - * has noticed that the active command on port @ap has not - * completed after a specified length of time. Handle this - * condition by disabling DMA (if necessary) and completing - * transactions, with error if necessary. - * - * This also handles the case of the "lost interrupt", where - * for some reason (possibly hardware bug, possibly driver bug) - * an interrupt was not delivered to the driver, even though the - * transaction completed successfully. - * - * TODO: kill this function once old EH is gone. - * - * LOCKING: - * Inherited from SCSI layer (none, can sleep) - */ -void ata_eng_timeout(struct ata_port *ap) -{ - DPRINTK("ENTER\n"); - - ata_qc_timeout(ata_qc_from_tag(ap, ap->link.active_tag)); - - DPRINTK("EXIT\n"); -} - static int ata_eh_nr_in_flight(struct ata_port *ap) { unsigned int tag; diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 94144ed..a883bb0 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -2485,11 +2485,40 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc) if (!using_pio && ata_check_atapi_dma(qc)) using_pio = 1; - /* Some controller variants snoop this value for Packet transfers - to do state machine and FIFO management. Thus we want to set it - properly, and for DMA where it is effectively meaningless */ + /* Some controller variants snoop this value for Packet + * transfers to do state machine and FIFO management. Thus we + * want to set it properly, and for DMA where it is + * effectively meaningless. + */ nbytes = min(qc->nbytes, (unsigned int)63 * 1024); + /* Most ATAPI devices which honor transfer chunk size don't + * behave according to the spec when odd chunk size which + * matches the transfer length is specified. If the number of + * bytes to transfer is 2n+1. According to the spec, what + * should happen is to indicate that 2n+1 is going to be + * transferred and transfer 2n+2 bytes where the last byte is + * padding. + * + * In practice, this doesn't happen. ATAPI devices first + * indicate and transfer 2n bytes and then indicate and + * transfer 2 bytes where the last byte is padding. + * + * This inconsistency confuses several controllers which + * perform PIO using DMA such as Intel AHCIs and sil3124/32. + * These controllers use actual number of transferred bytes to + * update DMA poitner and transfer of 4n+2 bytes make those + * controller push DMA pointer by 4n+4 bytes because SATA data + * FISes are aligned to 4 bytes. This causes data corruption + * and buffer overrun. + * + * Always setting nbytes to even number solves this problem + * because then ATAPI devices don't have to split data at 2n + * boundaries. + */ + if (nbytes & 0x1) + nbytes++; + qc->tf.lbam = (nbytes & 0xFF); qc->tf.lbah = (nbytes >> 8); @@ -2869,7 +2898,8 @@ static inline int __ata_scsi_queuecmd(struct scsi_cmnd *scmd, xlat_func = NULL; if (likely((scsi_op != ATA_16) || !atapi_passthru16)) { /* relay SCSI command to ATAPI device */ - if (unlikely(scmd->cmd_len > dev->cdb_len)) + int len = COMMAND_SIZE(scsi_op); + if (unlikely(len > scmd->cmd_len || len > dev->cdb_len)) goto bad_cdb_len; xlat_func = atapi_xlat; diff --git a/drivers/ata/pata_ali.c b/drivers/ata/pata_ali.c index 364534e..8caf9af 100644 --- a/drivers/ata/pata_ali.c +++ b/drivers/ata/pata_ali.c @@ -63,6 +63,9 @@ static int ali_cable_override(struct pci_dev *pdev) /* Fujitsu P2000 */ if (pdev->subsystem_vendor == 0x10CF && pdev->subsystem_device == 0x10AF) return 1; + /* Mitac 8317 (Winbook-A) and relatives */ + if (pdev->subsystem_vendor == 0x1071 && pdev->subsystem_device == 0x8317) + return 1; /* Systems by DMI */ if (dmi_check_system(cable_dmi_table)) return 1; @@ -282,6 +285,21 @@ static void ali_lock_sectors(struct ata_device *adev) adev->max_sectors = 255; } +/** + * ali_check_atapi_dma - DMA check for most ALi controllers + * @adev: Device + * + * Called to decide whether commands should be sent by DMA or PIO + */ + +static int ali_check_atapi_dma(struct ata_queued_cmd *qc) +{ + /* If its not a media command, its not worth it */ + if (qc->nbytes < 2048) + return -EOPNOTSUPP; + return 0; +} + static struct scsi_host_template ali_sht = { .module = THIS_MODULE, .name = DRV_NAME, @@ -378,6 +396,7 @@ static struct ata_port_operations ali_c2_port_ops = { .mode_filter = ata_pci_default_filter, .tf_load = ata_tf_load, .tf_read = ata_tf_read, + .check_atapi_dma = ali_check_atapi_dma, .check_status = ata_check_status, .exec_command = ata_exec_command, .dev_select = ata_std_dev_select, @@ -415,6 +434,7 @@ static struct ata_port_operations ali_c5_port_ops = { .mode_filter = ata_pci_default_filter, .tf_load = ata_tf_load, .tf_read = ata_tf_read, + .check_atapi_dma = ali_check_atapi_dma, .check_status = ata_check_status, .exec_command = ata_exec_command, .dev_select = ata_std_dev_select, diff --git a/drivers/ata/pata_bf54x.c b/drivers/ata/pata_bf54x.c index b5e3842..81db405 100644 --- a/drivers/ata/pata_bf54x.c +++ b/drivers/ata/pata_bf54x.c @@ -1145,13 +1145,13 @@ static unsigned char bfin_bmdma_status(struct ata_port *ap) unsigned short int_status = ATAPI_GET_INT_STATUS(base); if (ATAPI_GET_STATUS(base) & (MULTI_XFER_ON|ULTRA_XFER_ON)) { - host_stat = ATA_DMA_ACTIVE; + host_stat |= ATA_DMA_ACTIVE; } if (int_status & (MULTI_DONE_INT|UDMAIN_DONE_INT|UDMAOUT_DONE_INT)) { - host_stat = ATA_DMA_INTR; + host_stat |= ATA_DMA_INTR; } if (int_status & (MULTI_TERM_INT|UDMAIN_TERM_INT|UDMAOUT_TERM_INT)) { - host_stat = ATA_DMA_ERR; + host_stat |= ATA_DMA_ERR; } return host_stat; diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c index 3816b86..46dc70e 100644 --- a/drivers/ata/pata_hpt37x.c +++ b/drivers/ata/pata_hpt37x.c @@ -329,7 +329,7 @@ static int hpt37x_pre_reset(struct ata_link *link, unsigned long deadline) /* Restore state */ pci_write_config_byte(pdev, 0x5B, scr2); - if (ata66 & (1 << ap->port_no)) + if (ata66 & (2 >> ap->port_no)) ap->cbl = ATA_CBL_PATA40; else ap->cbl = ATA_CBL_PATA80; diff --git a/drivers/ata/pata_isapnp.c b/drivers/ata/pata_isapnp.c index 88ab0e1..4320e79 100644 --- a/drivers/ata/pata_isapnp.c +++ b/drivers/ata/pata_isapnp.c @@ -75,13 +75,16 @@ static int isapnp_init_one(struct pnp_dev *idev, const struct pnp_device_id *dev struct ata_host *host; struct ata_port *ap; void __iomem *cmd_addr, *ctl_addr; + int irq = 0; + irq_handler_t handler = NULL; if (pnp_port_valid(idev, 0) == 0) return -ENODEV; - /* FIXME: Should selected polled PIO here not fail */ - if (pnp_irq_valid(idev, 0) == 0) - return -ENODEV; + if (pnp_irq_valid(idev, 0)) { + irq = pnp_irq(idev, 0); + handler = ata_interrupt; + } /* allocate host */ host = ata_host_alloc(&idev->dev, 1); @@ -115,7 +118,7 @@ static int isapnp_init_one(struct pnp_dev *idev, const struct pnp_device_id *dev (unsigned long long)pnp_port_start(idev, 1)); /* activate */ - return ata_host_activate(host, pnp_irq(idev, 0), ata_interrupt, 0, + return ata_host_activate(host, irq, handler, 0, &isapnp_sht); } diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c index 225a722..5b8174d 100644 --- a/drivers/ata/pata_jmicron.c +++ b/drivers/ata/pata_jmicron.c @@ -80,11 +80,10 @@ static int jmicron_pre_reset(struct ata_link *link, unsigned long deadline) * actually do our cable checking etc. Thankfully we don't need * to do the plumbing for other cases. */ - switch (port_map[port]) - { + switch (port_map[port]) { case PORT_PATA0: - if (control & (1 << 5)) - return 0; + if ((control & (1 << 5)) == 0) + return -ENOENT; if (control & (1 << 3)) /* 40/80 pin primary */ ap->cbl = ATA_CBL_PATA40; else @@ -93,7 +92,7 @@ static int jmicron_pre_reset(struct ata_link *link, unsigned long deadline) case PORT_PATA1: /* Bit 21 is set if the port is enabled */ if ((control5 & (1 << 21)) == 0) - return 0; + return -ENOENT; if (control5 & (1 << 19)) /* 40/80 pin secondary */ ap->cbl = ATA_CBL_PATA40; else diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c index 5c1e9cb..503245a 100644 --- a/drivers/ata/pata_sil680.c +++ b/drivers/ata/pata_sil680.c @@ -33,7 +33,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_sil680" -#define DRV_VERSION "0.4.7" +#define DRV_VERSION "0.4.8" #define SIL680_MMIO_BAR 5 @@ -94,34 +94,6 @@ static int sil680_cable_detect(struct ata_port *ap) { } /** - * sil680_bus_reset - reset the SIL680 bus - * @link: ATA link to reset - * @deadline: deadline jiffies for the operation - * - * Perform the SIL680 housekeeping when doing an ATA bus reset - */ - -static int sil680_bus_reset(struct ata_link *link, unsigned int *classes, - unsigned long deadline) -{ - struct ata_port *ap = link->ap; - struct pci_dev *pdev = to_pci_dev(ap->host->dev); - unsigned long addr = sil680_selreg(ap, 0); - u8 reset; - - pci_read_config_byte(pdev, addr, &reset); - pci_write_config_byte(pdev, addr, reset | 0x03); - udelay(25); - pci_write_config_byte(pdev, addr, reset); - return ata_std_softreset(link, classes, deadline); -} - -static void sil680_error_handler(struct ata_port *ap) -{ - ata_bmdma_drive_eh(ap, ata_std_prereset, sil680_bus_reset, NULL, ata_std_postreset); -} - -/** * sil680_set_piomode - set initial PIO mode data * @ap: ATA interface * @adev: ATA device @@ -249,7 +221,7 @@ static struct ata_port_operations sil680_port_ops = { .freeze = ata_bmdma_freeze, .thaw = ata_bmdma_thaw, - .error_handler = sil680_error_handler, + .error_handler = ata_bmdma_error_handler, .post_internal_cmd = ata_bmdma_post_internal_cmd, .cable_detect = sil680_cable_detect, diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c index 3b5be77..87546d9 100644 --- a/drivers/ata/pata_sis.c +++ b/drivers/ata/pata_sis.c @@ -55,6 +55,7 @@ static const struct sis_laptop sis_laptop[] = { /* devid, subvendor, subdev */ { 0x5513, 0x1043, 0x1107 }, /* ASUS A6K */ { 0x5513, 0x1734, 0x105F }, /* FSC Amilo A1630 */ + { 0x5513, 0x1071, 0x8640 }, /* EasyNote K5305 */ /* end marker */ { 0, } }; diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c index 187dcb0..96fd526 100644 --- a/drivers/ata/sata_sil24.c +++ b/drivers/ata/sata_sil24.c @@ -63,6 +63,21 @@ enum { SIL24_HOST_BAR = 0, SIL24_PORT_BAR = 2, + /* sil24 fetches in chunks of 64bytes. The first block + * contains the PRB and two SGEs. From the second block, it's + * consisted of four SGEs and called SGT. Calculate the + * number of SGTs that fit into one page. + */ + SIL24_PRB_SZ = sizeof(struct sil24_prb) + + 2 * sizeof(struct sil24_sge), + SIL24_MAX_SGT = (PAGE_SIZE - SIL24_PRB_SZ) + / (4 * sizeof(struct sil24_sge)), + + /* This will give us one unused SGEs for ATA. This extra SGE + * will be used to store CDB for ATAPI devices. + */ + SIL24_MAX_SGE = 4 * SIL24_MAX_SGT + 1, + /* * Global controller registers (128 bytes @ BAR0) */ @@ -247,13 +262,13 @@ enum { struct sil24_ata_block { struct sil24_prb prb; - struct sil24_sge sge[LIBATA_MAX_PRD]; + struct sil24_sge sge[SIL24_MAX_SGE]; }; struct sil24_atapi_block { struct sil24_prb prb; u8 cdb[16]; - struct sil24_sge sge[LIBATA_MAX_PRD - 1]; + struct sil24_sge sge[SIL24_MAX_SGE]; }; union sil24_cmd_block { @@ -378,7 +393,7 @@ static struct scsi_host_template sil24_sht = { .change_queue_depth = ata_scsi_change_queue_depth, .can_queue = SIL24_MAX_CMDS, .this_id = ATA_SHT_THIS_ID, - .sg_tablesize = LIBATA_MAX_PRD, + .sg_tablesize = SIL24_MAX_SGE, .cmd_per_lun = ATA_SHT_CMD_PER_LUN, .emulated = ATA_SHT_EMULATED, .use_clustering = ATA_SHT_USE_CLUSTERING, @@ -1284,6 +1299,7 @@ static void sil24_init_controller(struct ata_host *host) static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { + extern int __MARKER__sil24_cmd_block_is_sized_wrongly; static int printed_version; struct ata_port_info pi = sil24_port_info[ent->driver_data]; const struct ata_port_info *ppi[] = { &pi, NULL }; @@ -1292,6 +1308,10 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) int i, rc; u32 tmp; + /* cause link error if sil24_cmd_block is sized wrongly */ + if (sizeof(union sil24_cmd_block) != PAGE_SIZE) + __MARKER__sil24_cmd_block_is_sized_wrongly = 1; + if (!printed_version++) dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n"); diff --git a/drivers/atm/he.c b/drivers/atm/he.c index d33aba6..3b64a99 100644 --- a/drivers/atm/he.c +++ b/drivers/atm/he.c @@ -394,6 +394,11 @@ he_init_one(struct pci_dev *pci_dev, const struct pci_device_id *pci_ent) he_dev->atm_dev->dev_data = he_dev; atm_dev->dev_data = he_dev; he_dev->number = atm_dev->number; +#ifdef USE_TASKLET + tasklet_init(&he_dev->tasklet, he_tasklet, (unsigned long) he_dev); +#endif + spin_lock_init(&he_dev->global_lock); + if (he_start(atm_dev)) { he_stop(he_dev); err = -ENODEV; @@ -1173,11 +1178,6 @@ he_start(struct atm_dev *dev) if ((err = he_init_irq(he_dev)) != 0) return err; -#ifdef USE_TASKLET - tasklet_init(&he_dev->tasklet, he_tasklet, (unsigned long) he_dev); -#endif - spin_lock_init(&he_dev->global_lock); - /* 4.11 enable pci bus controller state machines */ host_cntl |= (OUTFF_ENB | CMDFF_ENB | QUICK_RD_RETRY | QUICK_WR_RETRY | PERR_INT_ENB); diff --git a/drivers/base/core.c b/drivers/base/core.c index 3f4d6aa1..2683eac 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -770,9 +770,10 @@ int device_add(struct device *dev) error = device_add_attrs(dev); if (error) goto AttrsError; - error = device_pm_add(dev); + error = dpm_sysfs_add(dev); if (error) goto PMError; + device_pm_add(dev); error = bus_add_device(dev); if (error) goto BusError; @@ -797,6 +798,7 @@ int device_add(struct device *dev) return error; BusError: device_pm_remove(dev); + dpm_sysfs_remove(dev); PMError: if (dev->bus) blocking_notifier_call_chain(&dev->bus->bus_notifier, diff --git a/drivers/base/power/Makefile b/drivers/base/power/Makefile index a803733..44504e6 100644 --- a/drivers/base/power/Makefile +++ b/drivers/base/power/Makefile @@ -1,5 +1,6 @@ obj-y := shutdown.o -obj-$(CONFIG_PM_SLEEP) += main.o sysfs.o +obj-$(CONFIG_PM) += sysfs.o +obj-$(CONFIG_PM_SLEEP) += main.o obj-$(CONFIG_PM_TRACE) += trace.o ifeq ($(CONFIG_DEBUG_DRIVER),y) diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 0ab4ab2..691ffb6 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -38,20 +38,14 @@ static DEFINE_MUTEX(dpm_list_mtx); int (*platform_enable_wakeup)(struct device *dev, int is_on); -int device_pm_add(struct device *dev) +void device_pm_add(struct device *dev) { - int error; - pr_debug("PM: Adding info for %s:%s\n", dev->bus ? dev->bus->name : "No Bus", kobject_name(&dev->kobj)); mutex_lock(&dpm_list_mtx); list_add_tail(&dev->power.entry, &dpm_active); - error = dpm_sysfs_add(dev); - if (error) - list_del(&dev->power.entry); mutex_unlock(&dpm_list_mtx); - return error; } void device_pm_remove(struct device *dev) diff --git a/drivers/base/power/power.h b/drivers/base/power/power.h index 5c4efd4..379da4e 100644 --- a/drivers/base/power/power.h +++ b/drivers/base/power/power.h @@ -13,14 +13,29 @@ extern void device_shutdown(void); extern struct list_head dpm_active; /* The active device list */ -static inline struct device * to_device(struct list_head * entry) +static inline struct device *to_device(struct list_head *entry) { return container_of(entry, struct device, power.entry); } -extern int device_pm_add(struct device *); +extern void device_pm_add(struct device *); extern void device_pm_remove(struct device *); +#else /* CONFIG_PM_SLEEP */ + + +static inline void device_pm_add(struct device *dev) +{ +} + +static inline void device_pm_remove(struct device *dev) +{ +} + +#endif + +#ifdef CONFIG_PM + /* * sysfs.c */ @@ -28,16 +43,15 @@ extern void device_pm_remove(struct device *); extern int dpm_sysfs_add(struct device *); extern void dpm_sysfs_remove(struct device *); -#else /* CONFIG_PM_SLEEP */ - +#else /* CONFIG_PM */ -static inline int device_pm_add(struct device * dev) +static inline int dpm_sysfs_add(struct device *dev) { return 0; } -static inline void device_pm_remove(struct device * dev) -{ +static inline void dpm_sysfs_remove(struct device *dev) +{ } #endif diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index 3cf7129..924ddd8 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -223,7 +223,7 @@ static int virtblk_probe(struct virtio_device *vdev) err = virtio_config_val(vdev, VIRTIO_CONFIG_BLK_F_CAPACITY, &cap); if (err) { dev_err(&vdev->dev, "Bad/missing capacity in config\n"); - goto out_put_disk; + goto out_cleanup_queue; } /* If capacity is too big, truncate with warning. */ @@ -239,7 +239,7 @@ static int virtblk_probe(struct virtio_device *vdev) blk_queue_max_segment_size(vblk->disk->queue, v); else if (err != -ENOENT) { dev_err(&vdev->dev, "Bad SIZE_MAX in config\n"); - goto out_put_disk; + goto out_cleanup_queue; } err = virtio_config_val(vdev, VIRTIO_CONFIG_BLK_F_SEG_MAX, &v); @@ -247,12 +247,14 @@ static int virtblk_probe(struct virtio_device *vdev) blk_queue_max_hw_segments(vblk->disk->queue, v); else if (err != -ENOENT) { dev_err(&vdev->dev, "Bad SEG_MAX in config\n"); - goto out_put_disk; + goto out_cleanup_queue; } add_disk(vblk->disk); return 0; +out_cleanup_queue: + blk_cleanup_queue(vblk->disk->queue); out_put_disk: put_disk(vblk->disk); out_unregister_blkdev: @@ -277,6 +279,8 @@ static void virtblk_remove(struct virtio_device *vdev) put_disk(vblk->disk); unregister_blkdev(major, "virtblk"); mempool_destroy(vblk->pool); + /* There should be nothing in the queue now, so no need to shutdown */ + vdev->config->del_vq(vblk->vq); kfree(vblk); } diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig index bf18d75..a509b8d 100644 --- a/drivers/char/Kconfig +++ b/drivers/char/Kconfig @@ -457,7 +457,7 @@ config LEGACY_PTYS config LEGACY_PTY_COUNT int "Maximum number of legacy PTY in use" depends on LEGACY_PTYS - range 1 256 + range 0 256 default "256" ---help--- The maximum number of legacy PTYs that can be used at any one time. diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c index 877e53d..921c6d2 100644 --- a/drivers/char/sonypi.c +++ b/drivers/char/sonypi.c @@ -1163,7 +1163,7 @@ static struct acpi_driver sonypi_acpi_driver = { }; #endif -static int __devinit sonypi_create_input_devices(void) +static int __devinit sonypi_create_input_devices(struct platform_device *pdev) { struct input_dev *jog_dev; struct input_dev *key_dev; @@ -1177,6 +1177,7 @@ static int __devinit sonypi_create_input_devices(void) jog_dev->name = "Sony Vaio Jogdial"; jog_dev->id.bustype = BUS_ISA; jog_dev->id.vendor = PCI_VENDOR_ID_SONY; + jog_dev->dev.parent = &pdev->dev; jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE); @@ -1191,6 +1192,7 @@ static int __devinit sonypi_create_input_devices(void) key_dev->name = "Sony Vaio Keys"; key_dev->id.bustype = BUS_ISA; key_dev->id.vendor = PCI_VENDOR_ID_SONY; + key_dev->dev.parent = &pdev->dev; /* Initialize the Input Drivers: special keys */ key_dev->evbit[0] = BIT_MASK(EV_KEY); @@ -1385,7 +1387,7 @@ static int __devinit sonypi_probe(struct platform_device *dev) if (useinput) { - error = sonypi_create_input_devices(); + error = sonypi_create_input_devices(dev); if (error) { printk(KERN_ERR "sonypi: failed to create input devices\n"); @@ -1432,7 +1434,7 @@ static int __devexit sonypi_remove(struct platform_device *dev) { sonypi_disable(); - synchronize_sched(); /* Allow sonypi interrupt to complete. */ + synchronize_irq(sonypi_device.irq); flush_scheduled_work(); if (useinput) { diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c index fd771a4..81503d9 100644 --- a/drivers/char/tpm/tpm_tis.c +++ b/drivers/char/tpm/tpm_tis.c @@ -450,6 +450,11 @@ static int tpm_tis_init(struct device *dev, resource_size_t start, goto out_err; } + if (request_locality(chip, 0) != 0) { + rc = -ENODEV; + goto out_err; + } + vendor = ioread32(chip->vendor.iobase + TPM_DID_VID(0)); /* Default timeouts */ @@ -487,11 +492,6 @@ static int tpm_tis_init(struct device *dev, resource_size_t start, if (intfcaps & TPM_INTF_DATA_AVAIL_INT) dev_dbg(dev, "\tData Avail Int Support\n"); - if (request_locality(chip, 0) != 0) { - rc = -ENODEV; - goto out_err; - } - /* INTERRUPT Setup */ init_waitqueue_head(&chip->vendor.read_queue); init_waitqueue_head(&chip->vendor.int_queue); diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 6a7d25f..c46b7c2 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -3,11 +3,13 @@ # menuconfig DMADEVICES - bool "DMA Offload Engine support" + bool "DMA Engine support" depends on (PCI && X86) || ARCH_IOP32X || ARCH_IOP33X || ARCH_IOP13XX help - Intel(R) offload engines enable offloading memory copies in the - network stack and RAID operations in the MD driver. + DMA engines can do asynchronous data transfers without + involving the host CPU. Currently, this framework can be + used to offload memory copies in the network stack and + RAID operations in the MD driver. if DMADEVICES diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index e445fe6..45b2228 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig @@ -313,7 +313,6 @@ comment "IDE chipset support/bugfixes" config IDE_GENERIC tristate "generic/default IDE chipset support" - default H8300 help If unsure, say N. @@ -484,6 +483,7 @@ config WDC_ALI15X3 config BLK_DEV_AMD74XX tristate "AMD and nVidia IDE support" + depends on !ARM select BLK_DEV_IDEDMA_PCI help This driver adds explicit support for AMD-7xx and AMD-8111 chips @@ -883,6 +883,49 @@ config BLK_DEV_IDE_BAST Say Y here if you want to support the onboard IDE channels on the Simtec BAST or the Thorcom VR1000 +config ETRAX_IDE + bool "ETRAX IDE support" + depends on CRIS && BROKEN + select BLK_DEV_IDEDMA + select IDE_GENERIC + help + Enables the ETRAX IDE driver. + + You can't use parallel ports or SCSI ports at the same time. + +config ETRAX_IDE_DELAY + int "Delay for drives to regain consciousness" + depends on ETRAX_IDE && ETRAX_ARCH_V10 + default 15 + help + Number of seconds to wait for IDE drives to spin up after an IDE + reset. + +choice + prompt "IDE reset pin" + depends on ETRAX_IDE && ETRAX_ARCH_V10 + default ETRAX_IDE_PB7_RESET + +config ETRAX_IDE_PB7_RESET + bool "Port_PB_Bit_7" + help + IDE reset on pin 7 on port B + +config ETRAX_IDE_G27_RESET + bool "Port_G_Bit_27" + help + IDE reset on pin 27 on port G + +endchoice + +config IDE_H8300 + bool "H8300 IDE support" + depends on H8300 + select IDE_GENERIC + default y + help + Enables the H8300 IDE driver. + config BLK_DEV_GAYLE bool "Amiga Gayle IDE interface support" depends on AMIGA @@ -963,7 +1006,7 @@ config BLK_DEV_Q40IDE config BLK_DEV_MPC8xx_IDE bool "MPC8xx IDE support" - depends on 8xx && IDE=y && BLK_DEV_IDE=y && !PPC_MERGE + depends on 8xx && (LWMON || IVMS8 || IVML24 || TQM8xxL) && IDE=y && BLK_DEV_IDE=y && !PPC_MERGE select IDE_GENERIC help This option provides support for IDE on Motorola MPC8xx Systems. diff --git a/drivers/ide/Makefile b/drivers/ide/Makefile index 75dc696..b181fc6 100644 --- a/drivers/ide/Makefile +++ b/drivers/ide/Makefile @@ -39,7 +39,7 @@ ide-core-$(CONFIG_BLK_DEV_MPC8xx_IDE) += ppc/mpc8xx.o ide-core-$(CONFIG_BLK_DEV_IDE_PMAC) += ppc/pmac.o # built-in only drivers from h8300/ -ide-core-$(CONFIG_H8300) += h8300/ide-h8300.o +ide-core-$(CONFIG_IDE_H8300) += h8300/ide-h8300.o obj-$(CONFIG_BLK_DEV_IDE) += ide-core.o obj-$(CONFIG_IDE_GENERIC) += ide-generic.o diff --git a/drivers/ide/cris/ide-cris.c b/drivers/ide/cris/ide-cris.c index 7f5bc2e..476e0d6 100644 --- a/drivers/ide/cris/ide-cris.c +++ b/drivers/ide/cris/ide-cris.c @@ -773,15 +773,16 @@ init_e100_ide (void) /* the IDE control register is at ATA address 6, with CS1 active instead of CS0 */ ide_offsets[IDE_CONTROL_OFFSET] = cris_ide_reg_addr(6, 1, 0); - /* first fill in some stuff in the ide_hwifs fields */ + for (h = 0; h < 4; h++) { + ide_hwif_t *hwif = NULL; - for(h = 0; h < MAX_HWIFS; h++) { - ide_hwif_t *hwif = &ide_hwifs[h]; ide_setup_ports(&hw, cris_ide_base_address(h), ide_offsets, 0, 0, cris_ide_ack_intr, ide_default_irq(0)); ide_register_hw(&hw, NULL, 1, &hwif); + if (hwif == NULL) + continue; hwif->mmio = 1; hwif->chipset = ide_etrax100; hwif->set_pio_mode = &cris_set_pio_mode; diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c index e3add70..0d795a1 100644 --- a/drivers/ide/ide-dma.c +++ b/drivers/ide/ide-dma.c @@ -130,6 +130,7 @@ static const struct drive_list_entry drive_blacklist [] = { { "_NEC DV5800A", NULL }, { "SAMSUNG CD-ROM SN-124", "N001" }, { "Seagate STT20000A", NULL }, + { "CD-ROM CDR_U200", "1.09" }, { NULL , NULL } }; diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index e17a9ee..5c32561 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -303,9 +303,6 @@ void default_hwif_transport(ide_hwif_t *hwif) hwif->atapi_output_bytes = atapi_output_bytes; } -/* - * Beginning of Taskfile OPCODE Library and feature sets. - */ void ide_fix_driveid (struct hd_driveid *id) { #ifndef __LITTLE_ENDIAN @@ -592,6 +589,9 @@ EXPORT_SYMBOL_GPL(ide_in_drive_list); static const struct drive_list_entry ivb_list[] = { { "QUANTUM FIREBALLlct10 05" , "A03.0900" }, { "TSSTcorp CDDVDW SH-S202J" , "SB00" }, + { "TSSTcorp CDDVDW SH-S202J" , "SB01" }, + { "TSSTcorp CDDVDW SH-S202N" , "SB00" }, + { "TSSTcorp CDDVDW SH-S202N" , "SB01" }, { NULL , NULL } }; @@ -756,7 +756,7 @@ int ide_driveid_update(ide_drive_t *drive) int ide_config_drive_speed(ide_drive_t *drive, u8 speed) { ide_hwif_t *hwif = drive->hwif; - int error; + int error = 0; u8 stat; // while (HWGROUP(drive)->busy) @@ -767,6 +767,10 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) hwif->dma_host_off(drive); #endif + /* Skip setting PIO flow-control modes on pre-EIDE drives */ + if ((speed & 0xf8) == XFER_PIO_0 && !(drive->id->capability & 0x08)) + goto skip; + /* * Don't use ide_wait_cmd here - it will * attempt to set_geometry and recalibrate, @@ -814,6 +818,7 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) drive->id->dma_mword &= ~0x0F00; drive->id->dma_1word &= ~0x0F00; + skip: #ifdef CONFIG_BLK_DEV_IDEDMA if (speed >= XFER_SW_DMA_0) hwif->dma_host_on(drive); diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index 56fb0b8..ee848c7 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -644,7 +644,7 @@ static void hwif_register (ide_hwif_t *hwif) static int wait_hwif_ready(ide_hwif_t *hwif) { - int rc; + int unit, rc; printk(KERN_DEBUG "Probing IDE interface %s...\n", hwif->name); @@ -661,20 +661,26 @@ static int wait_hwif_ready(ide_hwif_t *hwif) return rc; /* Now make sure both master & slave are ready */ - SELECT_DRIVE(&hwif->drives[0]); - hwif->OUTB(8, hwif->io_ports[IDE_CONTROL_OFFSET]); - mdelay(2); - rc = ide_wait_not_busy(hwif, 35000); - if (rc) - return rc; - SELECT_DRIVE(&hwif->drives[1]); - hwif->OUTB(8, hwif->io_ports[IDE_CONTROL_OFFSET]); - mdelay(2); - rc = ide_wait_not_busy(hwif, 35000); + for (unit = 0; unit < MAX_DRIVES; unit++) { + ide_drive_t *drive = &hwif->drives[unit]; + /* Ignore disks that we will not probe for later. */ + if (!drive->noprobe || drive->present) { + SELECT_DRIVE(drive); + hwif->OUTB(8, hwif->io_ports[IDE_CONTROL_OFFSET]); + mdelay(2); + rc = ide_wait_not_busy(hwif, 35000); + if (rc) + goto out; + } else + printk(KERN_DEBUG "%s: ide_wait_not_busy() skipped\n", + drive->name); + } +out: /* Exit function with master reselected (let's be sane) */ - SELECT_DRIVE(&hwif->drives[0]); - + if (unit) + SELECT_DRIVE(&hwif->drives[0]); + return rc; } diff --git a/drivers/ide/legacy/ali14xx.c b/drivers/ide/legacy/ali14xx.c index 10311ec..38c3a6d 100644 --- a/drivers/ide/legacy/ali14xx.c +++ b/drivers/ide/legacy/ali14xx.c @@ -53,12 +53,13 @@ /* port addresses for auto-detection */ #define ALI_NUM_PORTS 4 -static int ports[ALI_NUM_PORTS] __initdata = {0x074, 0x0f4, 0x034, 0x0e4}; +static const int ports[ALI_NUM_PORTS] __initdata = + { 0x074, 0x0f4, 0x034, 0x0e4 }; /* register initialization data */ typedef struct { u8 reg, data; } RegInitializer; -static RegInitializer initData[] __initdata = { +static const RegInitializer initData[] __initdata = { {0x01, 0x0f}, {0x02, 0x00}, {0x03, 0x00}, {0x04, 0x00}, {0x05, 0x00}, {0x06, 0x00}, {0x07, 0x2b}, {0x0a, 0x0f}, {0x25, 0x00}, {0x26, 0x00}, {0x27, 0x00}, {0x28, 0x00}, @@ -177,7 +178,7 @@ static int __init findPort (void) * Initialize controller registers with default values. */ static int __init initRegisters (void) { - RegInitializer *p; + const RegInitializer *p; u8 t; unsigned long flags; diff --git a/drivers/ide/legacy/macide.c b/drivers/ide/legacy/macide.c index e87cd2f..5c6aa77 100644 --- a/drivers/ide/legacy/macide.c +++ b/drivers/ide/legacy/macide.c @@ -81,7 +81,7 @@ int macide_ack_intr(ide_hwif_t* hwif) * Probe for a Macintosh IDE interface */ -void macide_init(void) +void __init macide_init(void) { hw_regs_t hw; ide_hwif_t *hwif; diff --git a/drivers/ide/legacy/q40ide.c b/drivers/ide/legacy/q40ide.c index a73db1b..6ea46a6 100644 --- a/drivers/ide/legacy/q40ide.c +++ b/drivers/ide/legacy/q40ide.c @@ -111,7 +111,7 @@ static const char *q40_ide_names[Q40IDE_NUM_HWIFS]={ * Probe for Q40 IDE interfaces */ -void q40ide_init(void) +void __init q40ide_init(void) { int i; ide_hwif_t *hwif; diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c index 19ec421..4426850 100644 --- a/drivers/ide/pci/aec62xx.c +++ b/drivers/ide/pci/aec62xx.c @@ -260,6 +260,11 @@ static int __devinit aec62xx_init_one(struct pci_dev *dev, const struct pci_devi { struct ide_port_info d; u8 idx = id->driver_data; + int err; + + err = pci_enable_device(dev); + if (err) + return err; d = aec62xx_chipsets[idx]; @@ -272,7 +277,11 @@ static int __devinit aec62xx_init_one(struct pci_dev *dev, const struct pci_devi } } - return ide_setup_pci_device(dev, &d); + err = ide_setup_pci_device(dev, &d); + if (err) + pci_disable_device(dev); + + return err; } static const struct pci_device_id aec62xx_pci_tbl[] = { diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c index a607dd3..ce29393 100644 --- a/drivers/ide/pci/alim15x3.c +++ b/drivers/ide/pci/alim15x3.c @@ -603,6 +603,11 @@ static int ali_cable_override(struct pci_dev *pdev) pdev->subsystem_device == 0x10AF) return 1; + /* Mitac 8317 (Winbook-A) and relatives */ + if (pdev->subsystem_vendor == 0x1071 && + pdev->subsystem_device == 0x8317) + return 1; + /* Systems by DMI */ if (dmi_check_system(cable_dmi_table)) return 1; diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c index 63625a0..27781d2 100644 --- a/drivers/ide/pci/piix.c +++ b/drivers/ide/pci/piix.c @@ -306,6 +306,7 @@ static const struct ich_laptop ich_laptop[] = { { 0x27DF, 0x0005, 0x0280 }, /* ICH7 on Acer 5602WLMi */ { 0x27DF, 0x1025, 0x0110 }, /* ICH7 on Acer 3682WLMi */ { 0x27DF, 0x1043, 0x1267 }, /* ICH7 on Asus W5F */ + { 0x27DF, 0x103C, 0x30A1 }, /* ICH7 on HP Compaq nc2400 */ { 0x24CA, 0x1025, 0x0061 }, /* ICH4 on Acer Aspire 2023WLMi */ /* end marker */ { 0, } diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c index 6d99441..5709c25 100644 --- a/drivers/ide/pci/siimage.c +++ b/drivers/ide/pci/siimage.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/siimage.c Version 1.18 Oct 18 2007 + * linux/drivers/ide/pci/siimage.c Version 1.19 Nov 16 2007 * * Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 2003 Red Hat <alan@redhat.com> @@ -460,48 +460,6 @@ static void sil_sata_pre_reset(ide_drive_t *drive) } /** - * siimage_reset - reset a device on an siimage controller - * @drive: drive to reset - * - * Perform a controller level reset fo the device. For - * SATA we must also check the PHY. - */ - -static void siimage_reset (ide_drive_t *drive) -{ - ide_hwif_t *hwif = HWIF(drive); - u8 reset = 0; - unsigned long addr = siimage_selreg(hwif, 0); - - if (hwif->mmio) { - reset = hwif->INB(addr); - hwif->OUTB((reset|0x03), addr); - /* FIXME:posting */ - udelay(25); - hwif->OUTB(reset, addr); - (void) hwif->INB(addr); - } else { - pci_read_config_byte(hwif->pci_dev, addr, &reset); - pci_write_config_byte(hwif->pci_dev, addr, reset|0x03); - udelay(25); - pci_write_config_byte(hwif->pci_dev, addr, reset); - pci_read_config_byte(hwif->pci_dev, addr, &reset); - } - - if (SATA_STATUS_REG) { - /* SATA_STATUS_REG is valid only when in MMIO mode */ - u32 sata_stat = readl((void __iomem *)SATA_STATUS_REG); - printk(KERN_WARNING "%s: reset phy, status=0x%08x, %s\n", - hwif->name, sata_stat, __FUNCTION__); - if (!(sata_stat)) { - printk(KERN_WARNING "%s: reset phy dead, status=0x%08x\n", - hwif->name, sata_stat); - drive->failures++; - } - } -} - -/** * proc_reports_siimage - add siimage controller to proc * @dev: PCI device * @clocking: SCSC value @@ -857,7 +815,6 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif) { u8 sata = is_sata(hwif); - hwif->resetproc = &siimage_reset; hwif->set_pio_mode = &sil_set_pio_mode; hwif->set_dma_mode = &sil_set_dma_mode; diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c index f6e2ab3..d90b429 100644 --- a/drivers/ide/pci/sis5513.c +++ b/drivers/ide/pci/sis5513.c @@ -526,6 +526,7 @@ static const struct sis_laptop sis_laptop[] = { /* devid, subvendor, subdev */ { 0x5513, 0x1043, 0x1107 }, /* ASUS A6K */ { 0x5513, 0x1734, 0x105f }, /* FSC Amilo A1630 */ + { 0x5513, 0x1071, 0x8640 }, /* EasyNote K5305 */ /* end marker */ { 0, } }; diff --git a/drivers/ide/pci/trm290.c b/drivers/ide/pci/trm290.c index 5011ba2..0895e75 100644 --- a/drivers/ide/pci/trm290.c +++ b/drivers/ide/pci/trm290.c @@ -240,9 +240,6 @@ static int trm290_ide_dma_test_irq (ide_drive_t *drive) return (status == 0x00ff); } -/* - * Invoked from ide-dma.c at boot time. - */ static void __devinit init_hwif_trm290(ide_hwif_t *hwif) { unsigned int cfgbase = 0; diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c index 5afdfef..7f7a598 100644 --- a/drivers/ide/ppc/pmac.c +++ b/drivers/ide/ppc/pmac.c @@ -1513,7 +1513,7 @@ pmac_ide_build_dmatable(ide_drive_t *drive, struct request *rq) if (pmif->broken_dma && cur_addr & (L1_CACHE_BYTES - 1)) { if (pmif->broken_dma_warn == 0) { - printk(KERN_WARNING "%s: DMA on non aligned address," + printk(KERN_WARNING "%s: DMA on non aligned address, " "switching to PIO on Ohare chipset\n", drive->name); pmif->broken_dma_warn = 1; } diff --git a/drivers/infiniband/hw/ehca/ehca_av.c b/drivers/infiniband/hw/ehca/ehca_av.c index 453eb99..f7782c8 100644 --- a/drivers/infiniband/hw/ehca/ehca_av.c +++ b/drivers/infiniband/hw/ehca/ehca_av.c @@ -76,8 +76,12 @@ int ehca_calc_ipd(struct ehca_shca *shca, int port, link = ib_width_enum_to_int(pa.active_width) * pa.active_speed; - /* IPD = round((link / path) - 1) */ - *ipd = ((link + (path >> 1)) / path) - 1; + if (path >= link) + /* no need to throttle if path faster than link */ + *ipd = 0; + else + /* IPD = round((link / path) - 1) */ + *ipd = ((link + (path >> 1)) / path) - 1; return 0; } diff --git a/drivers/infiniband/hw/ehca/ehca_qp.c b/drivers/infiniband/hw/ehca/ehca_qp.c index 2e3e654..dd12668 100644 --- a/drivers/infiniband/hw/ehca/ehca_qp.c +++ b/drivers/infiniband/hw/ehca/ehca_qp.c @@ -1203,7 +1203,7 @@ static int internal_modify_qp(struct ib_qp *ibqp, mqpcb->service_level = attr->ah_attr.sl; update_mask |= EHCA_BMASK_SET(MQPCB_MASK_SERVICE_LEVEL, 1); - if (ehca_calc_ipd(shca, my_qp->init_attr.port_num, + if (ehca_calc_ipd(shca, mqpcb->prim_phys_port, attr->ah_attr.static_rate, &mqpcb->max_static_rate)) { ret = -EINVAL; @@ -1302,7 +1302,7 @@ static int internal_modify_qp(struct ib_qp *ibqp, mqpcb->source_path_bits_al = attr->alt_ah_attr.src_path_bits; mqpcb->service_level_al = attr->alt_ah_attr.sl; - if (ehca_calc_ipd(shca, my_qp->init_attr.port_num, + if (ehca_calc_ipd(shca, mqpcb->alt_phys_port, attr->alt_ah_attr.static_rate, &mqpcb->max_static_rate_al)) { ret = -EINVAL; diff --git a/drivers/infiniband/hw/ipath/ipath_cq.c b/drivers/infiniband/hw/ipath/ipath_cq.c index 08d8ae1..d1380c7 100644 --- a/drivers/infiniband/hw/ipath/ipath_cq.c +++ b/drivers/infiniband/hw/ipath/ipath_cq.c @@ -395,12 +395,9 @@ int ipath_resize_cq(struct ib_cq *ibcq, int cqe, struct ib_udata *udata) goto bail; } - /* - * Return the address of the WC as the offset to mmap. - * See ipath_mmap() for details. - */ + /* Check that we can write the offset to mmap. */ if (udata && udata->outlen >= sizeof(__u64)) { - __u64 offset = (__u64) wc; + __u64 offset = 0; ret = ib_copy_to_udata(udata, &offset, sizeof(offset)); if (ret) @@ -450,6 +447,18 @@ int ipath_resize_cq(struct ib_cq *ibcq, int cqe, struct ib_udata *udata) struct ipath_mmap_info *ip = cq->ip; ipath_update_mmap_info(dev, ip, sz, wc); + + /* + * Return the offset to mmap. + * See ipath_mmap() for details. + */ + if (udata && udata->outlen >= sizeof(__u64)) { + ret = ib_copy_to_udata(udata, &ip->offset, + sizeof(ip->offset)); + if (ret) + goto bail; + } + spin_lock_irq(&dev->pending_lock); if (list_empty(&ip->pending_mmaps)) list_add(&ip->pending_mmaps, &dev->pending_mmaps); diff --git a/drivers/infiniband/hw/ipath/ipath_qp.c b/drivers/infiniband/hw/ipath/ipath_qp.c index 6a41fdb..b997ff88 100644 --- a/drivers/infiniband/hw/ipath/ipath_qp.c +++ b/drivers/infiniband/hw/ipath/ipath_qp.c @@ -835,7 +835,8 @@ struct ib_qp *ipath_create_qp(struct ib_pd *ibpd, init_attr->qp_type); if (err) { ret = ERR_PTR(err); - goto bail_rwq; + vfree(qp->r_rq.wq); + goto bail_qp; } qp->ip = NULL; ipath_reset_qp(qp); @@ -863,7 +864,7 @@ struct ib_qp *ipath_create_qp(struct ib_pd *ibpd, sizeof(offset)); if (err) { ret = ERR_PTR(err); - goto bail_rwq; + goto bail_ip; } } else { u32 s = sizeof(struct ipath_rwq) + @@ -875,7 +876,7 @@ struct ib_qp *ipath_create_qp(struct ib_pd *ibpd, qp->r_rq.wq); if (!qp->ip) { ret = ERR_PTR(-ENOMEM); - goto bail_rwq; + goto bail_ip; } err = ib_copy_to_udata(udata, &(qp->ip->offset), @@ -907,9 +908,11 @@ struct ib_qp *ipath_create_qp(struct ib_pd *ibpd, goto bail; bail_ip: - kfree(qp->ip); -bail_rwq: - vfree(qp->r_rq.wq); + if (qp->ip) + kref_put(&qp->ip->ref, ipath_release_mmap_info); + else + vfree(qp->r_rq.wq); + ipath_free_qp(&dev->qp_table, qp); bail_qp: kfree(qp); bail_swq: diff --git a/drivers/infiniband/hw/ipath/ipath_srq.c b/drivers/infiniband/hw/ipath/ipath_srq.c index 40c36ec..2fef36f4 100644 --- a/drivers/infiniband/hw/ipath/ipath_srq.c +++ b/drivers/infiniband/hw/ipath/ipath_srq.c @@ -59,7 +59,7 @@ int ipath_post_srq_receive(struct ib_srq *ibsrq, struct ib_recv_wr *wr, if ((unsigned) wr->num_sge > srq->rq.max_sge) { *bad_wr = wr; - ret = -ENOMEM; + ret = -EINVAL; goto bail; } @@ -211,11 +211,11 @@ int ipath_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, struct ib_udata *udata) { struct ipath_srq *srq = to_isrq(ibsrq); + struct ipath_rwq *wq; int ret = 0; if (attr_mask & IB_SRQ_MAX_WR) { struct ipath_rwq *owq; - struct ipath_rwq *wq; struct ipath_rwqe *p; u32 sz, size, n, head, tail; @@ -236,27 +236,20 @@ int ipath_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, goto bail; } - /* - * Return the address of the RWQ as the offset to mmap. - * See ipath_mmap() for details. - */ + /* Check that we can write the offset to mmap. */ if (udata && udata->inlen >= sizeof(__u64)) { __u64 offset_addr; - __u64 offset = (__u64) wq; + __u64 offset = 0; ret = ib_copy_from_udata(&offset_addr, udata, sizeof(offset_addr)); - if (ret) { - vfree(wq); - goto bail; - } + if (ret) + goto bail_free; udata->outbuf = (void __user *) offset_addr; ret = ib_copy_to_udata(udata, &offset, sizeof(offset)); - if (ret) { - vfree(wq); - goto bail; - } + if (ret) + goto bail_free; } spin_lock_irq(&srq->rq.lock); @@ -277,10 +270,8 @@ int ipath_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, else n -= tail; if (size <= n) { - spin_unlock_irq(&srq->rq.lock); - vfree(wq); ret = -EINVAL; - goto bail; + goto bail_unlock; } n = 0; p = wq->wq; @@ -314,6 +305,18 @@ int ipath_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, u32 s = sizeof(struct ipath_rwq) + size * sz; ipath_update_mmap_info(dev, ip, s, wq); + + /* + * Return the offset to mmap. + * See ipath_mmap() for details. + */ + if (udata && udata->inlen >= sizeof(__u64)) { + ret = ib_copy_to_udata(udata, &ip->offset, + sizeof(ip->offset)); + if (ret) + goto bail; + } + spin_lock_irq(&dev->pending_lock); if (list_empty(&ip->pending_mmaps)) list_add(&ip->pending_mmaps, @@ -328,7 +331,12 @@ int ipath_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, srq->limit = attr->srq_limit; spin_unlock_irq(&srq->rq.lock); } + goto bail; +bail_unlock: + spin_unlock_irq(&srq->rq.lock); +bail_free: + vfree(wq); bail: return ret; } diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.c b/drivers/infiniband/hw/ipath/ipath_verbs.c index 74f77e7..c4c9984 100644 --- a/drivers/infiniband/hw/ipath/ipath_verbs.c +++ b/drivers/infiniband/hw/ipath/ipath_verbs.c @@ -302,8 +302,10 @@ static int ipath_post_one_send(struct ipath_qp *qp, struct ib_send_wr *wr) next = qp->s_head + 1; if (next >= qp->s_size) next = 0; - if (next == qp->s_last) - goto bail_inval; + if (next == qp->s_last) { + ret = -ENOMEM; + goto bail; + } wqe = get_swqe_ptr(qp, qp->s_head); wqe->wr = *wr; @@ -404,7 +406,7 @@ static int ipath_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr, if ((unsigned) wr->num_sge > qp->r_rq.max_sge) { *bad_wr = wr; - ret = -ENOMEM; + ret = -EINVAL; goto bail; } diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index a03a65e..c9f6077 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -460,6 +460,9 @@ static struct ipoib_path *path_rec_create(struct net_device *dev, void *gid) struct ipoib_dev_priv *priv = netdev_priv(dev); struct ipoib_path *path; + if (!priv->broadcast) + return NULL; + path = kzalloc(sizeof *path, GFP_ATOMIC); if (!path) return NULL; diff --git a/drivers/infiniband/ulp/iser/iser_memory.c b/drivers/infiniband/ulp/iser/iser_memory.c index d687980..4a17743 100644 --- a/drivers/infiniband/ulp/iser/iser_memory.c +++ b/drivers/infiniband/ulp/iser/iser_memory.c @@ -310,13 +310,15 @@ static unsigned int iser_data_buf_aligned_len(struct iser_data_buf *data, if (i + 1 < data->dma_nents) { next_addr = ib_sg_dma_address(ibdev, sg_next(sg)); /* are i, i+1 fragments of the same page? */ - if (end_addr == next_addr) + if (end_addr == next_addr) { + cnt++; continue; - else if (!IS_4K_ALIGNED(end_addr)) { + } else if (!IS_4K_ALIGNED(end_addr)) { ret_len = cnt + 1; break; } } + cnt++; } if (i == data->dma_nents) ret_len = cnt; /* loop ended */ diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index 2316a01..dfa6592 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -286,7 +286,7 @@ config KEYBOARD_MAPLE config KEYBOARD_BFIN tristate "Blackfin BF54x keypad support" - depends on BF54x + depends on (BF54x && !BF544) help Say Y here if you want to use the BF54x keypad. diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index 3eddf52..6a9ca4b 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -75,16 +75,32 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) for (i = 0; i < pdata->nbuttons; i++) { struct gpio_keys_button *button = &pdata->buttons[i]; - int irq = gpio_to_irq(button->gpio); + int irq; unsigned int type = button->type ?: EV_KEY; + error = gpio_request(button->gpio, button->desc ?: "gpio_keys"); + if (error < 0) { + pr_err("gpio-keys: failed to request GPIO %d," + " error %d\n", button->gpio, error); + goto fail; + } + + error = gpio_direction_input(button->gpio); + if (error < 0) { + pr_err("gpio-keys: failed to configure input" + " direction for GPIO %d, error %d\n", + button->gpio, error); + gpio_free(button->gpio); + goto fail; + } + + irq = gpio_to_irq(button->gpio); if (irq < 0) { error = irq; - printk(KERN_ERR - "gpio-keys: " - "Unable to get irq number for GPIO %d," - "error %d\n", + pr_err("gpio-keys: Unable to get irq number" + " for GPIO %d, error %d\n", button->gpio, error); + gpio_free(button->gpio); goto fail; } @@ -94,9 +110,9 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) button->desc ? button->desc : "gpio_keys", pdev); if (error) { - printk(KERN_ERR - "gpio-keys: Unable to claim irq %d; error %d\n", + pr_err("gpio-keys: Unable to claim irq %d; error %d\n", irq, error); + gpio_free(button->gpio); goto fail; } @@ -108,8 +124,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) error = input_register_device(input); if (error) { - printk(KERN_ERR - "gpio-keys: Unable to register input device, " + pr_err("gpio-keys: Unable to register input device, " "error: %d\n", error); goto fail; } @@ -119,8 +134,10 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) return 0; fail: - while (--i >= 0) + while (--i >= 0) { free_irq(gpio_to_irq(pdata->buttons[i].gpio), pdev); + gpio_free(pdata->buttons[i].gpio); + } platform_set_drvdata(pdev, NULL); input_free_device(input); @@ -139,6 +156,7 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev) for (i = 0; i < pdata->nbuttons; i++) { int irq = gpio_to_irq(pdata->buttons[i].gpio); free_irq(irq, pdev); + gpio_free(pdata->buttons[i].gpio); } input_unregister_device(input); diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig index 5ce632c..b88569e 100644 --- a/drivers/input/serio/Kconfig +++ b/drivers/input/serio/Kconfig @@ -21,7 +21,7 @@ if SERIO config SERIO_I8042 tristate "i8042 PC Keyboard controller" if EMBEDDED || !X86 default y - depends on !PARISC && (!ARM || ARCH_SHARK || FOOTBRIDGE_HOST) && !M68K && !BFIN + depends on !PARISC && (!ARM || ARCH_SHARK || FOOTBRIDGE_HOST) && !M68K && !BLACKFIN ---help--- i8042 is the chip over which the standard AT keyboard and PS/2 mouse are connected to the computer. If you use these devices, diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index f8fe421..c5e68dc 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -110,6 +110,14 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = { DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), }, }, + { + .ident = "Microsoft Virtual Machine", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"), + DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"), + }, + }, { } }; diff --git a/drivers/isdn/hisax/hfcscard.c b/drivers/isdn/hisax/hfcscard.c index 57670dc..909d670 100644 --- a/drivers/isdn/hisax/hfcscard.c +++ b/drivers/isdn/hisax/hfcscard.c @@ -118,8 +118,7 @@ hfcs_card_msg(struct IsdnCardState *cs, int mt, void *arg) return(0); case CARD_INIT: delay = (75*HZ)/100 +1; - cs->hw.hfcD.timer.expires = jiffies + delay; - add_timer(&cs->hw.hfcD.timer); + mod_timer(&cs->hw.hfcD.timer, jiffies + delay); spin_lock_irqsave(&cs->lock, flags); reset_hfcs(cs); init2bds0(cs); diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c index b39d1f5..ced83c2 100644 --- a/drivers/isdn/i4l/isdn_net.c +++ b/drivers/isdn/i4l/isdn_net.c @@ -2104,7 +2104,7 @@ isdn_net_find_icall(int di, int ch, int idx, setup_parm *setup) u_long flags; isdn_net_dev *p; isdn_net_phone *n; - char nr[32]; + char nr[ISDN_MSNLEN]; char *my_eaz; /* Search name in netdev-chain */ @@ -2113,7 +2113,7 @@ isdn_net_find_icall(int di, int ch, int idx, setup_parm *setup) nr[1] = '\0'; printk(KERN_INFO "isdn_net: Incoming call without OAD, assuming '0'\n"); } else - strcpy(nr, setup->phone); + strlcpy(nr, setup->phone, ISDN_MSNLEN); si1 = (int) setup->si1; si2 = (int) setup->si2; if (!setup->eazmsn[0]) { @@ -2789,7 +2789,7 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) chidx = -1; } } - strcpy(lp->msn, cfg->eaz); + strlcpy(lp->msn, cfg->eaz, sizeof(lp->msn)); lp->pre_device = drvidx; lp->pre_channel = chidx; lp->onhtime = cfg->onhtime; @@ -2936,7 +2936,7 @@ isdn_net_addphone(isdn_net_ioctl_phone * phone) if (p) { if (!(n = kmalloc(sizeof(isdn_net_phone), GFP_KERNEL))) return -ENOMEM; - strcpy(n->num, phone->phone); + strlcpy(n->num, phone->phone, sizeof(n->num)); n->next = p->local->phone[phone->outgoing & 1]; p->local->phone[phone->outgoing & 1] = n; return 0; diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index 07ae280..47c10b8 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -1188,8 +1188,7 @@ int emulate_invlpg(struct kvm_vcpu *vcpu, gva_t address) int emulate_clts(struct kvm_vcpu *vcpu) { - vcpu->cr0 &= ~X86_CR0_TS; - kvm_x86_ops->set_cr0(vcpu, vcpu->cr0); + kvm_x86_ops->set_cr0(vcpu, vcpu->cr0 & ~X86_CR0_TS); return X86EMUL_CONTINUE; } diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c index 7a6eead..4e04e49 100644 --- a/drivers/kvm/svm.c +++ b/drivers/kvm/svm.c @@ -663,6 +663,7 @@ static void svm_vcpu_put(struct kvm_vcpu *vcpu) wrmsrl(host_save_user_msrs[i], svm->host_user_msrs[i]); rdtscll(vcpu->host_tsc); + kvm_put_guest_fpu(vcpu); } static void svm_vcpu_decache(struct kvm_vcpu *vcpu) diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c index 33b1814..bd46de6b 100644 --- a/drivers/kvm/x86_emulate.c +++ b/drivers/kvm/x86_emulate.c @@ -448,8 +448,7 @@ struct operand { #define JMP_REL(rel) \ do { \ - _eip += (int)(rel); \ - _eip = ((op_bytes == 2) ? (uint16_t)_eip : (uint32_t)_eip); \ + register_address_increment(_eip, rel); \ } while (0) /* @@ -1147,7 +1146,7 @@ done_prefixes: } register_address_increment(_regs[VCPU_REGS_RSP], -dst.bytes); - if ((rc = ops->write_std( + if ((rc = ops->write_emulated( register_address(ctxt->ss_base, _regs[VCPU_REGS_RSP]), &dst.val, dst.bytes, ctxt->vcpu)) != 0) @@ -1359,6 +1358,7 @@ special_insn: } src.val = (unsigned long) _eip; JMP_REL(rel); + op_bytes = ad_bytes; goto push; } case 0xe9: /* jmp rel */ diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c index 66f3872..e2eec38 100644 --- a/drivers/lguest/lguest_device.c +++ b/drivers/lguest/lguest_device.c @@ -247,6 +247,8 @@ static void lg_del_vq(struct virtqueue *vq) { struct lguest_vq_info *lvq = vq->priv; + /* Release the interrupt */ + free_irq(lvq->config.irq, vq); /* Tell virtio_ring.c to free the virtqueue. */ vring_del_virtqueue(vq); /* Unmap the pages containing the ring. */ diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c index 8135e4c..afd8296 100644 --- a/drivers/mfd/sm501.c +++ b/drivers/mfd/sm501.c @@ -156,7 +156,7 @@ static void sm501_dump_clk(struct sm501_devdata *sm) dev_dbg(sm->dev, "PM0[%c]: " "P2 %ld.%ld MHz (%ld), V2 %ld.%ld (%ld), " -x "M %ld.%ld (%ld), MX1 %ld.%ld (%ld)\n", + "M %ld.%ld (%ld), MX1 %ld.%ld (%ld)\n", (pmc & 3 ) == 0 ? '*' : '-', fmt_freq(decode_div(pll2, pm0, 24, 1<<29, 31, px_div)), fmt_freq(decode_div(pll2, pm0, 16, 1<<20, 15, misc_div)), diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c index bb13858..b0f6803 100644 --- a/drivers/misc/sony-laptop.c +++ b/drivers/misc/sony-laptop.c @@ -338,7 +338,7 @@ static void sony_laptop_report_input_event(u8 event) dprintk("unknown input event %.2x\n", event); } -static int sony_laptop_setup_input(void) +static int sony_laptop_setup_input(struct acpi_device *acpi_device) { struct input_dev *jog_dev; struct input_dev *key_dev; @@ -379,6 +379,7 @@ static int sony_laptop_setup_input(void) key_dev->name = "Sony Vaio Keys"; key_dev->id.bustype = BUS_ISA; key_dev->id.vendor = PCI_VENDOR_ID_SONY; + key_dev->dev.parent = &acpi_device->dev; /* Initialize the Input Drivers: special keys */ set_bit(EV_KEY, key_dev->evbit); @@ -410,6 +411,7 @@ static int sony_laptop_setup_input(void) jog_dev->name = "Sony Vaio Jogdial"; jog_dev->id.bustype = BUS_ISA; jog_dev->id.vendor = PCI_VENDOR_ID_SONY; + key_dev->dev.parent = &acpi_device->dev; jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE); @@ -1006,7 +1008,7 @@ static int sony_nc_add(struct acpi_device *device) } /* setup input devices and helper fifo */ - result = sony_laptop_setup_input(); + result = sony_laptop_setup_input(device); if (result) { printk(KERN_ERR DRV_PFX "Unabe to create input devices.\n"); @@ -1034,7 +1036,7 @@ static int sony_nc_add(struct acpi_device *device) sony_backlight_device->props.brightness = sony_backlight_get_brightness (sony_backlight_device); - sony_backlight_device->props.max_brightness = + sony_backlight_device->props.max_brightness = SONY_MAX_BRIGHTNESS - 1; } @@ -2453,7 +2455,7 @@ static int sony_pic_add(struct acpi_device *device) } /* setup input devices and helper fifo */ - result = sony_laptop_setup_input(); + result = sony_laptop_setup_input(device); if (result) { printk(KERN_ERR DRV_PFX "Unabe to create input devices.\n"); diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c index e953276..ab23a32 100644 --- a/drivers/misc/thinkpad_acpi.c +++ b/drivers/misc/thinkpad_acpi.c @@ -21,7 +21,7 @@ * 02110-1301, USA. */ -#define IBM_VERSION "0.16" +#define IBM_VERSION "0.17" #define TPACPI_SYSFS_VERSION 0x020000 /* @@ -964,15 +964,15 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) KEY_UNKNOWN, /* 0x0C: FN+BACKSPACE */ KEY_UNKNOWN, /* 0x0D: FN+INSERT */ KEY_UNKNOWN, /* 0x0E: FN+DELETE */ - KEY_BRIGHTNESSUP, /* 0x0F: FN+HOME (brightness up) */ + KEY_RESERVED, /* 0x0F: FN+HOME (brightness up) */ /* Scan codes 0x10 to 0x1F: Extended ACPI HKEY hot keys */ - KEY_BRIGHTNESSDOWN, /* 0x10: FN+END (brightness down) */ + KEY_RESERVED, /* 0x10: FN+END (brightness down) */ KEY_RESERVED, /* 0x11: FN+PGUP (thinklight toggle) */ KEY_UNKNOWN, /* 0x12: FN+PGDOWN */ KEY_ZOOM, /* 0x13: FN+SPACE (zoom) */ - KEY_VOLUMEUP, /* 0x14: VOLUME UP */ - KEY_VOLUMEDOWN, /* 0x15: VOLUME DOWN */ - KEY_MUTE, /* 0x16: MUTE */ + KEY_RESERVED, /* 0x14: VOLUME UP */ + KEY_RESERVED, /* 0x15: VOLUME DOWN */ + KEY_RESERVED, /* 0x16: MUTE */ KEY_VENDOR, /* 0x17: Thinkpad/AccessIBM/Lenovo */ /* (assignments unknown, please report if found) */ KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, @@ -993,9 +993,9 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) KEY_RESERVED, /* 0x11: FN+PGUP (thinklight toggle) */ KEY_UNKNOWN, /* 0x12: FN+PGDOWN */ KEY_ZOOM, /* 0x13: FN+SPACE (zoom) */ - KEY_VOLUMEUP, /* 0x14: VOLUME UP */ - KEY_VOLUMEDOWN, /* 0x15: VOLUME DOWN */ - KEY_MUTE, /* 0x16: MUTE */ + KEY_RESERVED, /* 0x14: VOLUME UP */ + KEY_RESERVED, /* 0x15: VOLUME DOWN */ + KEY_RESERVED, /* 0x16: MUTE */ KEY_VENDOR, /* 0x17: Thinkpad/AccessIBM/Lenovo */ /* (assignments unknown, please report if found) */ KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, @@ -1342,9 +1342,8 @@ static int hotkey_read(char *p) return len; } - res = mutex_lock_interruptible(&hotkey_mutex); - if (res < 0) - return res; + if (mutex_lock_interruptible(&hotkey_mutex)) + return -ERESTARTSYS; res = hotkey_get(&status, &mask); mutex_unlock(&hotkey_mutex); if (res) @@ -1373,9 +1372,8 @@ static int hotkey_write(char *buf) if (!tp_features.hotkey) return -ENODEV; - res = mutex_lock_interruptible(&hotkey_mutex); - if (res < 0) - return res; + if (mutex_lock_interruptible(&hotkey_mutex)) + return -ERESTARTSYS; res = hotkey_get(&status, &mask); if (res) @@ -3114,6 +3112,99 @@ static struct backlight_ops ibm_backlight_data = { static struct mutex brightness_mutex; +static int __init tpacpi_query_bcll_levels(acpi_handle handle) +{ + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *obj; + int rc; + + if (ACPI_SUCCESS(acpi_evaluate_object(handle, NULL, NULL, &buffer))) { + obj = (union acpi_object *)buffer.pointer; + if (!obj || (obj->type != ACPI_TYPE_PACKAGE)) { + printk(IBM_ERR "Unknown BCLL data, " + "please report this to %s\n", IBM_MAIL); + rc = 0; + } else { + rc = obj->package.count; + } + } else { + return 0; + } + + kfree(buffer.pointer); + return rc; +} + +static acpi_status __init brightness_find_bcll(acpi_handle handle, u32 lvl, + void *context, void **rv) +{ + char name[ACPI_PATH_SEGMENT_LENGTH]; + struct acpi_buffer buffer = { sizeof(name), &name }; + + if (ACPI_SUCCESS(acpi_get_name(handle, ACPI_SINGLE_NAME, &buffer)) && + !strncmp("BCLL", name, sizeof(name) - 1)) { + if (tpacpi_query_bcll_levels(handle) == 16) { + *rv = handle; + return AE_CTRL_TERMINATE; + } else { + return AE_OK; + } + } else { + return AE_OK; + } +} + +static int __init brightness_check_levels(void) +{ + int status; + void *found_node = NULL; + + if (!vid_handle) { + IBM_ACPIHANDLE_INIT(vid); + } + if (!vid_handle) + return 0; + + /* Search for a BCLL package with 16 levels */ + status = acpi_walk_namespace(ACPI_TYPE_PACKAGE, vid_handle, 3, + brightness_find_bcll, NULL, &found_node); + + return (ACPI_SUCCESS(status) && found_node != NULL); +} + +static acpi_status __init brightness_find_bcl(acpi_handle handle, u32 lvl, + void *context, void **rv) +{ + char name[ACPI_PATH_SEGMENT_LENGTH]; + struct acpi_buffer buffer = { sizeof(name), &name }; + + if (ACPI_SUCCESS(acpi_get_name(handle, ACPI_SINGLE_NAME, &buffer)) && + !strncmp("_BCL", name, sizeof(name) - 1)) { + *rv = handle; + return AE_CTRL_TERMINATE; + } else { + return AE_OK; + } +} + +static int __init brightness_check_std_acpi_support(void) +{ + int status; + void *found_node = NULL; + + if (!vid_handle) { + IBM_ACPIHANDLE_INIT(vid); + } + if (!vid_handle) + return 0; + + /* Search for a _BCL method, but don't execute it */ + status = acpi_walk_namespace(ACPI_TYPE_METHOD, vid_handle, 3, + brightness_find_bcl, NULL, &found_node); + + return (ACPI_SUCCESS(status) && found_node != NULL); +} + static int __init brightness_init(struct ibm_init_struct *iibm) { int b; @@ -3122,6 +3213,18 @@ static int __init brightness_init(struct ibm_init_struct *iibm) mutex_init(&brightness_mutex); + if (!brightness_enable) { + dbg_printk(TPACPI_DBG_INIT, + "brightness support disabled by module parameter\n"); + return 1; + } else if (brightness_enable > 1) { + if (brightness_check_std_acpi_support()) { + printk(IBM_NOTICE + "standard ACPI backlight interface available, not loading native one...\n"); + return 1; + } + } + if (!brightness_mode) { if (thinkpad_id.vendor == PCI_VENDOR_ID_LENOVO) brightness_mode = 2; @@ -3135,10 +3238,17 @@ static int __init brightness_init(struct ibm_init_struct *iibm) if (brightness_mode > 3) return -EINVAL; + tp_features.bright_16levels = + thinkpad_id.vendor == PCI_VENDOR_ID_LENOVO && + brightness_check_levels(); + b = brightness_get(NULL); if (b < 0) return 1; + if (tp_features.bright_16levels) + printk(IBM_INFO "detected a 16-level brightness capable ThinkPad\n"); + ibm_backlight_device = backlight_device_register( TPACPI_BACKLIGHT_DEV_NAME, NULL, NULL, &ibm_backlight_data); @@ -3148,7 +3258,8 @@ static int __init brightness_init(struct ibm_init_struct *iibm) } vdbg_printk(TPACPI_DBG_INIT, "brightness is supported\n"); - ibm_backlight_device->props.max_brightness = 7; + ibm_backlight_device->props.max_brightness = + (tp_features.bright_16levels)? 15 : 7; ibm_backlight_device->props.brightness = b; backlight_update_status(ibm_backlight_device); @@ -3167,6 +3278,8 @@ static void brightness_exit(void) static int brightness_update_status(struct backlight_device *bd) { + /* it is the backlight class's job (caller) to handle + * EINTR and other errors properly */ return brightness_set( (bd->props.fb_blank == FB_BLANK_UNBLANK && bd->props.power == FB_BLANK_UNBLANK) ? @@ -3184,13 +3297,14 @@ static int brightness_get(struct backlight_device *bd) if (brightness_mode & 1) { if (!acpi_ec_read(brightness_offset, &lec)) return -EIO; - lec &= 7; + lec &= (tp_features.bright_16levels)? 0x0f : 0x07; level = lec; }; if (brightness_mode & 2) { lcmos = (nvram_read_byte(TP_NVRAM_ADDR_BRIGHTNESS) & TP_NVRAM_MASK_LEVEL_BRIGHTNESS) >> TP_NVRAM_POS_LEVEL_BRIGHTNESS; + lcmos &= (tp_features.bright_16levels)? 0x0f : 0x07; level = lcmos; } @@ -3206,12 +3320,13 @@ static int brightness_get(struct backlight_device *bd) return level; } +/* May return EINTR which can always be mapped to ERESTARTSYS */ static int brightness_set(int value) { int cmos_cmd, inc, i, res; int current_value; - if (value > 7) + if (value > ((tp_features.bright_16levels)? 15 : 7)) return -EINVAL; res = mutex_lock_interruptible(&brightness_mutex); @@ -3227,7 +3342,7 @@ static int brightness_set(int value) cmos_cmd = value > current_value ? TP_CMOS_BRIGHTNESS_UP : TP_CMOS_BRIGHTNESS_DOWN; - inc = value > current_value ? 1 : -1; + inc = (value > current_value)? 1 : -1; res = 0; for (i = current_value; i != value; i += inc) { @@ -3256,10 +3371,11 @@ static int brightness_read(char *p) if ((level = brightness_get(NULL)) < 0) { len += sprintf(p + len, "level:\t\tunreadable\n"); } else { - len += sprintf(p + len, "level:\t\t%d\n", level & 0x7); + len += sprintf(p + len, "level:\t\t%d\n", level); len += sprintf(p + len, "commands:\tup, down\n"); len += sprintf(p + len, "commands:\tlevel <level>" - " (<level> is 0-7)\n"); + " (<level> is 0-%d)\n", + (tp_features.bright_16levels) ? 15 : 7); } return len; @@ -3268,28 +3384,34 @@ static int brightness_read(char *p) static int brightness_write(char *buf) { int level; - int new_level; + int rc; char *cmd; + int max_level = (tp_features.bright_16levels) ? 15 : 7; - while ((cmd = next_cmd(&buf))) { - if ((level = brightness_get(NULL)) < 0) - return level; - level &= 7; + level = brightness_get(NULL); + if (level < 0) + return level; + while ((cmd = next_cmd(&buf))) { if (strlencmp(cmd, "up") == 0) { - new_level = level == 7 ? 7 : level + 1; + if (level < max_level) + level++; } else if (strlencmp(cmd, "down") == 0) { - new_level = level == 0 ? 0 : level - 1; - } else if (sscanf(cmd, "level %d", &new_level) == 1 && - new_level >= 0 && new_level <= 7) { - /* new_level set */ + if (level > 0) + level--; + } else if (sscanf(cmd, "level %d", &level) == 1 && + level >= 0 && level <= max_level) { + /* new level set */ } else return -EINVAL; - - brightness_set(new_level); } - return 0; + /* + * Now we know what the final level should be, so we try to set it. + * Doing it this way makes the syscall restartable in case of EINTR + */ + rc = brightness_set(level); + return (rc == -EINTR)? ERESTARTSYS : rc; } static struct ibm_struct brightness_driver_data = { @@ -3652,9 +3774,8 @@ static ssize_t fan_pwm1_store(struct device *dev, /* scale down from 0-255 to 0-7 */ newlevel = (s >> 5) & 0x07; - rc = mutex_lock_interruptible(&fan_mutex); - if (rc < 0) - return rc; + if (mutex_lock_interruptible(&fan_mutex)) + return -ERESTARTSYS; rc = fan_get_status(&status); if (!rc && (status & @@ -3904,9 +4025,8 @@ static int fan_get_status_safe(u8 *status) int rc; u8 s; - rc = mutex_lock_interruptible(&fan_mutex); - if (rc < 0) - return rc; + if (mutex_lock_interruptible(&fan_mutex)) + return -ERESTARTSYS; rc = fan_get_status(&s); if (!rc) fan_update_desired_level(s); @@ -4040,9 +4160,8 @@ static int fan_set_level_safe(int level) if (!fan_control_allowed) return -EPERM; - rc = mutex_lock_interruptible(&fan_mutex); - if (rc < 0) - return rc; + if (mutex_lock_interruptible(&fan_mutex)) + return -ERESTARTSYS; if (level == TPACPI_FAN_LAST_LEVEL) level = fan_control_desired_level; @@ -4063,9 +4182,8 @@ static int fan_set_enable(void) if (!fan_control_allowed) return -EPERM; - rc = mutex_lock_interruptible(&fan_mutex); - if (rc < 0) - return rc; + if (mutex_lock_interruptible(&fan_mutex)) + return -ERESTARTSYS; switch (fan_control_access_mode) { case TPACPI_FAN_WR_ACPI_FANS: @@ -4119,9 +4237,8 @@ static int fan_set_disable(void) if (!fan_control_allowed) return -EPERM; - rc = mutex_lock_interruptible(&fan_mutex); - if (rc < 0) - return rc; + if (mutex_lock_interruptible(&fan_mutex)) + return -ERESTARTSYS; rc = 0; switch (fan_control_access_mode) { @@ -4158,9 +4275,8 @@ static int fan_set_speed(int speed) if (!fan_control_allowed) return -EPERM; - rc = mutex_lock_interruptible(&fan_mutex); - if (rc < 0) - return rc; + if (mutex_lock_interruptible(&fan_mutex)) + return -ERESTARTSYS; rc = 0; switch (fan_control_access_mode) { @@ -4701,9 +4817,15 @@ static int __init set_ibm_param(const char *val, struct kernel_param *kp) unsigned int i; struct ibm_struct *ibm; + if (!kp || !kp->name || !val) + return -EINVAL; + for (i = 0; i < ARRAY_SIZE(ibms_init); i++) { ibm = ibms_init[i].data; - BUG_ON(ibm == NULL); + WARN_ON(ibm == NULL); + + if (!ibm || !ibm->name) + continue; if (strcmp(ibm->name, kp->name) == 0 && ibm->write) { if (strlen(val) > sizeof(ibms_init[i].param) - 2) @@ -4732,6 +4854,9 @@ module_param_named(fan_control, fan_control_allowed, bool, 0); static int brightness_mode; module_param_named(brightness_mode, brightness_mode, int, 0); +static unsigned int brightness_enable = 2; /* 2 = auto, 0 = no, 1 = yes */ +module_param(brightness_enable, uint, 0); + static unsigned int hotkey_report_mode; module_param(hotkey_report_mode, uint, 0); diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h index 3abcc81..8fba2bb 100644 --- a/drivers/misc/thinkpad_acpi.h +++ b/drivers/misc/thinkpad_acpi.h @@ -84,7 +84,7 @@ /* ThinkPad CMOS NVRAM constants */ #define TP_NVRAM_ADDR_BRIGHTNESS 0x5e -#define TP_NVRAM_MASK_LEVEL_BRIGHTNESS 0x07 +#define TP_NVRAM_MASK_LEVEL_BRIGHTNESS 0x0f #define TP_NVRAM_POS_LEVEL_BRIGHTNESS 0 #define onoff(status,bit) ((status) & (1 << (bit)) ? "on" : "off") @@ -246,6 +246,7 @@ static struct { u32 hotkey_wlsw:1; u32 light:1; u32 light_status:1; + u32 bright_16levels:1; u32 wan:1; u32 fan_ctrl_status_undef:1; u32 input_device_registered:1; @@ -338,6 +339,7 @@ static int bluetooth_write(char *buf); static struct backlight_device *ibm_backlight_device; static int brightness_offset = 0x31; static int brightness_mode; +static unsigned int brightness_enable; /* 0 = no, 1 = yes, 2 = auto */ static int brightness_init(struct ibm_init_struct *iibm); static void brightness_exit(void); diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index e38d5a3..aeb32a9 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -44,6 +44,9 @@ * max 8 partitions per card */ #define MMC_SHIFT 3 +#define MMC_NUM_MINORS (256 >> MMC_SHIFT) + +static unsigned long dev_use[MMC_NUM_MINORS/(8*sizeof(unsigned long))]; /* * There is one mmc_blk_data per slot. @@ -80,6 +83,9 @@ static void mmc_blk_put(struct mmc_blk_data *md) mutex_lock(&open_lock); md->usage--; if (md->usage == 0) { + int devidx = md->disk->first_minor >> MMC_SHIFT; + __clear_bit(devidx, dev_use); + put_disk(md->disk); kfree(md); } @@ -321,7 +327,13 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req) req->rq_disk->disk_name, err); goto cmd_err; } - } while (!(cmd.resp[0] & R1_READY_FOR_DATA)); + /* + * Some cards mishandle the status bits, + * so make sure to check both the busy + * indication and the card state. + */ + } while (!(cmd.resp[0] & R1_READY_FOR_DATA) || + (R1_CURRENT_STATE(cmd.resp[0]) == 7)); #if 0 if (cmd.resp[0] & ~0x00000900) @@ -400,9 +412,6 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req) return 0; } -#define MMC_NUM_MINORS (256 >> MMC_SHIFT) - -static unsigned long dev_use[MMC_NUM_MINORS/(8*sizeof(unsigned long))]; static inline int mmc_blk_readonly(struct mmc_card *card) { @@ -568,17 +577,12 @@ static void mmc_blk_remove(struct mmc_card *card) struct mmc_blk_data *md = mmc_get_drvdata(card); if (md) { - int devidx; - /* Stop new requests from getting into the queue */ del_gendisk(md->disk); /* Then flush out any already in there */ mmc_cleanup_queue(&md->queue); - devidx = md->disk->first_minor >> MMC_SHIFT; - __clear_bit(devidx, dev_use); - mmc_blk_put(md); } mmc_set_drvdata(card, NULL); diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c index 1b9c9b6..30cd13b 100644 --- a/drivers/mmc/card/queue.c +++ b/drivers/mmc/card/queue.c @@ -180,12 +180,13 @@ int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card, spinlock_t *lock blk_queue_max_hw_segments(mq->queue, host->max_hw_segs); blk_queue_max_segment_size(mq->queue, host->max_seg_size); - mq->sg = kzalloc(sizeof(struct scatterlist) * + mq->sg = kmalloc(sizeof(struct scatterlist) * host->max_phys_segs, GFP_KERNEL); if (!mq->sg) { ret = -ENOMEM; goto cleanup_queue; } + sg_init_table(mq->sg, host->max_phys_segs); } init_MUTEX(&mq->thread_sem); diff --git a/drivers/mmc/card/sdio_uart.c b/drivers/mmc/card/sdio_uart.c index d552de6..eeea84c 100644 --- a/drivers/mmc/card/sdio_uart.c +++ b/drivers/mmc/card/sdio_uart.c @@ -386,7 +386,7 @@ static void sdio_uart_stop_rx(struct sdio_uart_port *port) sdio_out(port, UART_IER, port->ier); } -static void sdio_uart_receive_chars(struct sdio_uart_port *port, int *status) +static void sdio_uart_receive_chars(struct sdio_uart_port *port, unsigned int *status) { struct tty_struct *tty = port->tty; unsigned int ch, flag; diff --git a/drivers/mmc/host/tifm_sd.c b/drivers/mmc/host/tifm_sd.c index c11a3d2..20d5c7b 100644 --- a/drivers/mmc/host/tifm_sd.c +++ b/drivers/mmc/host/tifm_sd.c @@ -16,7 +16,6 @@ #include <linux/mmc/host.h> #include <linux/highmem.h> #include <linux/scatterlist.h> -#include <linux/log2.h> #include <asm/io.h> #define DRIVER_NAME "tifm_sd" @@ -638,17 +637,15 @@ static void tifm_sd_request(struct mmc_host *mmc, struct mmc_request *mrq) goto err_out; } - if (mrq->data && !is_power_of_2(mrq->data->blksz)) { - printk(KERN_ERR "%s: Unsupported block size (%d bytes)\n", - sock->dev.bus_id, mrq->data->blksz); - mrq->cmd->error = -EINVAL; - goto err_out; - } - host->cmd_flags = 0; host->block_pos = 0; host->sg_pos = 0; + if (mrq->data && !is_power_of_2(mrq->data->blksz)) + host->no_dma = 1; + else + host->no_dma = no_dma ? 1 : 0; + if (r_data) { tifm_sd_set_data_timeout(host, r_data); @@ -676,7 +673,7 @@ static void tifm_sd_request(struct mmc_host *mmc, struct mmc_request *mrq) : PCI_DMA_FROMDEVICE)) { printk(KERN_ERR "%s : scatterlist map failed\n", sock->dev.bus_id); - spin_unlock_irqrestore(&sock->lock, flags); + mrq->cmd->error = -ENOMEM; goto err_out; } host->sg_len = tifm_map_sg(sock, r_data->sg, @@ -692,7 +689,7 @@ static void tifm_sd_request(struct mmc_host *mmc, struct mmc_request *mrq) r_data->flags & MMC_DATA_WRITE ? PCI_DMA_TODEVICE : PCI_DMA_FROMDEVICE); - spin_unlock_irqrestore(&sock->lock, flags); + mrq->cmd->error = -ENOMEM; goto err_out; } @@ -966,7 +963,6 @@ static int tifm_sd_probe(struct tifm_dev *sock) return -ENOMEM; host = mmc_priv(mmc); - host->no_dma = no_dma; tifm_set_drvdata(sock, mmc); host->dev = sock; host->timeout_jiffies = msecs_to_jiffies(1000); diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c index f0f8516..eb97175 100644 --- a/drivers/net/bfin_mac.c +++ b/drivers/net/bfin_mac.c @@ -924,7 +924,7 @@ static int __init bf537mac_probe(struct net_device *dev) if (!is_valid_ether_addr(dev->dev_addr)) { /* Grab the MAC from the board somehow - this is done in the arch/blackfin/mach-bf537/boards/eth_mac.c */ - get_bf537_ether_addr(dev->dev_addr); + bfin_get_ether_addr(dev->dev_addr); } /* If still not valid, get a random one */ diff --git a/drivers/net/bfin_mac.h b/drivers/net/bfin_mac.h index 3a107ad..5970ea7 100644 --- a/drivers/net/bfin_mac.h +++ b/drivers/net/bfin_mac.h @@ -92,4 +92,4 @@ struct bf537mac_local { struct mii_bus mii_bus; }; -extern void get_bf537_ether_addr(char *addr); +extern void bfin_get_ether_addr(char *addr); diff --git a/drivers/net/mlx4/qp.c b/drivers/net/mlx4/qp.c index 42b4763..fa24e65 100644 --- a/drivers/net/mlx4/qp.c +++ b/drivers/net/mlx4/qp.c @@ -113,7 +113,7 @@ int mlx4_qp_modify(struct mlx4_dev *dev, struct mlx4_mtt *mtt, struct mlx4_cmd_mailbox *mailbox; int ret = 0; - if (cur_state >= MLX4_QP_NUM_STATE || cur_state >= MLX4_QP_NUM_STATE || + if (cur_state >= MLX4_QP_NUM_STATE || new_state >= MLX4_QP_NUM_STATE || !op[cur_state][new_state]) return -EINVAL; diff --git a/drivers/net/plip.c b/drivers/net/plip.c index 5071fcd..57c9866 100644 --- a/drivers/net/plip.c +++ b/drivers/net/plip.c @@ -663,7 +663,7 @@ plip_receive_packet(struct net_device *dev, struct net_local *nl, case PLIP_PK_DONE: /* Inform the upper layer for the arrival of a packet. */ rcv->skb->protocol=plip_type_trans(rcv->skb, dev); - netif_rx(rcv->skb); + netif_rx_ni(rcv->skb); dev->last_rx = jiffies; dev->stats.rx_bytes += rcv->length.h; dev->stats.rx_packets++; @@ -1269,7 +1269,7 @@ static void plip_attach (struct parport *port) nl = netdev_priv(dev); nl->dev = dev; - nl->pardev = parport_register_device(port, name, plip_preempt, + nl->pardev = parport_register_device(port, dev->name, plip_preempt, plip_wakeup, plip_interrupt, 0, dev); diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index a75be57..5413dbf 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -198,8 +198,8 @@ again: if (vi->num < vi->max / 2) try_fill_recv(vi); - /* All done? */ - if (!skb) { + /* Out of packets? */ + if (received < budget) { netif_rx_complete(vi->dev, napi); if (unlikely(!vi->rvq->vq_ops->restart(vi->rvq)) && netif_rx_reschedule(vi->dev, napi)) @@ -404,8 +404,12 @@ free: static void virtnet_remove(struct virtio_device *vdev) { - unregister_netdev(vdev->priv); - free_netdev(vdev->priv); + struct virtnet_info *vi = vdev->priv; + + vdev->config->del_vq(vi->svq); + vdev->config->del_vq(vi->rvq); + unregister_netdev(vi->dev); + free_netdev(vi->dev); } static struct virtio_device_id id_table[] = { diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 277a020..50775f9 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1032,7 +1032,7 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, } static int rt2500usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev, - int maxpacket, struct sk_buff *skb) + struct sk_buff *skb) { int length; @@ -1041,7 +1041,7 @@ static int rt2500usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev, * but it must _not_ be a multiple of the USB packet size. */ length = roundup(skb->len, 2); - length += (2 * !(length % maxpacket)); + length += (2 * !(length % rt2x00dev->usb_maxpacket)); return length; } @@ -1643,7 +1643,6 @@ static int rt2500usb_beacon_update(struct ieee80211_hw *hw, struct data_entry *beacon; struct data_entry *guardian; int pipe = usb_sndbulkpipe(usb_dev, 1); - int max_packet = usb_maxpacket(usb_dev, pipe, 1); int length; /* @@ -1672,7 +1671,7 @@ static int rt2500usb_beacon_update(struct ieee80211_hw *hw, ring->desc_size), skb->len - ring->desc_size, control); - length = rt2500usb_get_tx_data_len(rt2x00dev, max_packet, skb); + length = rt2500usb_get_tx_data_len(rt2x00dev, skb); usb_fill_bulk_urb(beacon->priv, usb_dev, pipe, skb->data, length, rt2500usb_beacondone, beacon); diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index d1ad525..c8f16f1 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -418,7 +418,7 @@ struct rt2x00lib_ops { int (*write_tx_data) (struct rt2x00_dev *rt2x00dev, struct data_ring *ring, struct sk_buff *skb, struct ieee80211_tx_control *control); - int (*get_tx_data_len) (struct rt2x00_dev *rt2x00dev, int maxpacket, + int (*get_tx_data_len) (struct rt2x00_dev *rt2x00dev, struct sk_buff *skb); void (*kick_tx_queue) (struct rt2x00_dev *rt2x00dev, unsigned int queue); @@ -599,6 +599,11 @@ struct rt2x00_dev { u32 *rf; /* + * USB Max frame size (for rt2500usb & rt73usb). + */ + u16 usb_maxpacket; + + /* * Current TX power value. */ u16 tx_power; diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 73cc726..1f5675d 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -159,7 +159,6 @@ int rt2x00usb_write_tx_data(struct rt2x00_dev *rt2x00dev, interface_to_usbdev(rt2x00dev_usb(rt2x00dev)); struct data_entry *entry = rt2x00_get_data_entry(ring); int pipe = usb_sndbulkpipe(usb_dev, 1); - int max_packet = usb_maxpacket(usb_dev, pipe, 1); u32 length; if (rt2x00_ring_full(ring)) { @@ -194,8 +193,7 @@ int rt2x00usb_write_tx_data(struct rt2x00_dev *rt2x00dev, * length of the data to usb_fill_bulk_urb. Pass the skb * to the driver to determine what the length should be. */ - length = rt2x00dev->ops->lib->get_tx_data_len(rt2x00dev, - max_packet, skb); + length = rt2x00dev->ops->lib->get_tx_data_len(rt2x00dev, skb); /* * Initialize URB and send the frame to the device. @@ -490,6 +488,11 @@ int rt2x00usb_probe(struct usb_interface *usb_intf, rt2x00dev->ops = ops; rt2x00dev->hw = hw; + rt2x00dev->usb_maxpacket = + usb_maxpacket(usb_dev, usb_sndbulkpipe(usb_dev, 1), 1); + if (!rt2x00dev->usb_maxpacket) + rt2x00dev->usb_maxpacket = 1; + retval = rt2x00usb_alloc_reg(rt2x00dev); if (retval) goto exit_free_device; diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index dc640bf..c0671c2 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1251,7 +1251,7 @@ static void rt73usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, } static int rt73usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev, - int maxpacket, struct sk_buff *skb) + struct sk_buff *skb) { int length; @@ -1260,7 +1260,7 @@ static int rt73usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev, * but it must _not_ be a multiple of the USB packet size. */ length = roundup(skb->len, 4); - length += (4 * !(length % maxpacket)); + length += (4 * !(length % rt2x00dev->usb_maxpacket)); return length; } diff --git a/drivers/pci/hotplug/acpiphp.h b/drivers/pci/hotplug/acpiphp.h index f6cc0c5b..1ef417c 100644 --- a/drivers/pci/hotplug/acpiphp.h +++ b/drivers/pci/hotplug/acpiphp.h @@ -66,7 +66,7 @@ struct slot { char name[SLOT_NAME_SIZE]; }; -/** +/* * struct acpiphp_bridge - PCI bridge information * * for each bridge device in ACPI namespace @@ -97,7 +97,7 @@ struct acpiphp_bridge { }; -/** +/* * struct acpiphp_slot - PCI slot information * * PCI slot information for each *physical* PCI slot @@ -118,7 +118,7 @@ struct acpiphp_slot { }; -/** +/* * struct acpiphp_func - PCI function information * * PCI function information for each object in ACPI namespace @@ -137,7 +137,7 @@ struct acpiphp_func { u32 flags; /* see below */ }; -/** +/* * struct acpiphp_attention_info - device specific attention registration * * ACPI has no generic method of setting/getting attention status diff --git a/drivers/pci/hotplug/acpiphp_core.c b/drivers/pci/hotplug/acpiphp_core.c index a0ca63a..c8c2638 100644 --- a/drivers/pci/hotplug/acpiphp_core.c +++ b/drivers/pci/hotplug/acpiphp_core.c @@ -91,10 +91,10 @@ static struct hotplug_slot_ops acpi_hotplug_slot_ops = { * acpiphp_register_attention - set attention LED callback * @info: must be completely filled with LED callbacks * - * Description: this is used to register a hardware specific ACPI + * Description: This is used to register a hardware specific ACPI * driver that manipulates the attention LED. All the fields in * info must be set. - **/ + */ int acpiphp_register_attention(struct acpiphp_attention_info *info) { int retval = -EINVAL; @@ -112,10 +112,10 @@ int acpiphp_register_attention(struct acpiphp_attention_info *info) * acpiphp_unregister_attention - unset attention LED callback * @info: must match the pointer used to register * - * Description: this is used to un-register a hardware specific acpi + * Description: This is used to un-register a hardware specific acpi * driver that manipulates the attention LED. The pointer to the * info struct must be the same as the one used to set it. - **/ + */ int acpiphp_unregister_attention(struct acpiphp_attention_info *info) { int retval = -EINVAL; @@ -133,7 +133,6 @@ int acpiphp_unregister_attention(struct acpiphp_attention_info *info) * @hotplug_slot: slot to enable * * Actual tasks are done in acpiphp_enable_slot() - * */ static int enable_slot(struct hotplug_slot *hotplug_slot) { @@ -151,7 +150,6 @@ static int enable_slot(struct hotplug_slot *hotplug_slot) * @hotplug_slot: slot to disable * * Actual tasks are done in acpiphp_disable_slot() - * */ static int disable_slot(struct hotplug_slot *hotplug_slot) { @@ -168,15 +166,15 @@ static int disable_slot(struct hotplug_slot *hotplug_slot) } - /** - * set_attention_status - set attention LED +/** + * set_attention_status - set attention LED * @hotplug_slot: slot to set attention LED on * @status: value to set attention LED to (0 or 1) * * attention status LED, so we use a callback that * was registered with us. This allows hardware specific * ACPI implementations to blink the light for us. - **/ + */ static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 status) { int retval = -ENODEV; @@ -199,7 +197,6 @@ static int disable_slot(struct hotplug_slot *hotplug_slot) * * Some platforms may not implement _STA method properly. * In that case, the value returned may not be reliable. - * */ static int get_power_status(struct hotplug_slot *hotplug_slot, u8 *value) { @@ -213,7 +210,7 @@ static int get_power_status(struct hotplug_slot *hotplug_slot, u8 *value) } - /** +/** * get_attention_status - get attention LED status * @hotplug_slot: slot to get status from * @value: returns with value of attention LED @@ -221,8 +218,8 @@ static int get_power_status(struct hotplug_slot *hotplug_slot, u8 *value) * ACPI doesn't have known method to determine the state * of the attention status LED, so we use a callback that * was registered with us. This allows hardware specific - * ACPI implementations to determine its state - **/ + * ACPI implementations to determine its state. + */ static int get_attention_status(struct hotplug_slot *hotplug_slot, u8 *value) { int retval = -EINVAL; @@ -244,8 +241,7 @@ static int get_attention_status(struct hotplug_slot *hotplug_slot, u8 *value) * @value: pointer to store status * * ACPI doesn't provide any formal means to access latch status. - * Instead, we fake latch status from _STA - * + * Instead, we fake latch status from _STA. */ static int get_latch_status(struct hotplug_slot *hotplug_slot, u8 *value) { @@ -265,8 +261,7 @@ static int get_latch_status(struct hotplug_slot *hotplug_slot, u8 *value) * @value: pointer to store status * * ACPI doesn't provide any formal means to access adapter status. - * Instead, we fake adapter status from _STA - * + * Instead, we fake adapter status from _STA. */ static int get_adapter_status(struct hotplug_slot *hotplug_slot, u8 *value) { diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index 1e125b5..ff1b1c7 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -82,7 +82,6 @@ static void handle_hotplug_event_func(acpi_handle handle, u32 type, void *contex * 2. has _PS0 method * 3. has _PS3 method * 4. .. - * */ static int is_ejectable(acpi_handle handle) { @@ -986,10 +985,8 @@ static int power_off_slot(struct acpiphp_slot *slot) /** - * acpiphp_max_busnr - return the highest reserved bus number under - * the given bus. + * acpiphp_max_busnr - return the highest reserved bus number under the given bus. * @bus: bus to start search with - * */ static unsigned char acpiphp_max_busnr(struct pci_bus *bus) { @@ -1018,7 +1015,6 @@ static unsigned char acpiphp_max_busnr(struct pci_bus *bus) /** * acpiphp_bus_add - add a new bus to acpi subsystem * @func: acpiphp_func of the bridge - * */ static int acpiphp_bus_add(struct acpiphp_func *func) { @@ -1063,7 +1059,6 @@ acpiphp_bus_add_out: /** * acpiphp_bus_trim - trim a bus from acpi subsystem * @handle: handle to acpi namespace - * */ static int acpiphp_bus_trim(acpi_handle handle) { @@ -1089,7 +1084,6 @@ static int acpiphp_bus_trim(acpi_handle handle) * * This function should be called per *physical slot*, * not per each slot object in ACPI namespace. - * */ static int enable_device(struct acpiphp_slot *slot) { @@ -1185,6 +1179,7 @@ static void disable_bridges(struct pci_bus *bus) /** * disable_device - disable a slot + * @slot: ACPI PHP slot */ static int disable_device(struct acpiphp_slot *slot) { @@ -1240,14 +1235,15 @@ static int disable_device(struct acpiphp_slot *slot) /** * get_slot_status - get ACPI slot status + * @slot: ACPI PHP slot * - * if a slot has _STA for each function and if any one of them - * returned non-zero status, return it + * If a slot has _STA for each function and if any one of them + * returned non-zero status, return it. * - * if a slot doesn't have _STA and if any one of its functions' - * configuration space is configured, return 0x0f as a _STA + * If a slot doesn't have _STA and if any one of its functions' + * configuration space is configured, return 0x0f as a _STA. * - * otherwise return 0 + * Otherwise return 0. */ static unsigned int get_slot_status(struct acpiphp_slot *slot) { @@ -1281,6 +1277,7 @@ static unsigned int get_slot_status(struct acpiphp_slot *slot) /** * acpiphp_eject_slot - physically eject the slot + * @slot: ACPI PHP slot */ int acpiphp_eject_slot(struct acpiphp_slot *slot) { @@ -1314,6 +1311,7 @@ int acpiphp_eject_slot(struct acpiphp_slot *slot) /** * acpiphp_check_bridge - re-enumerate devices + * @bridge: where to begin re-enumeration * * Iterate over all slots under this bridge and make sure that if a * card is present they are enabled, and if not they are disabled. @@ -1538,13 +1536,11 @@ check_sub_bridges(acpi_handle handle, u32 lvl, void *context, void **rv) /** * handle_hotplug_event_bridge - handle ACPI event on bridges - * * @handle: Notify()'ed acpi_handle * @type: Notify code * @context: pointer to acpiphp_bridge structure * - * handles ACPI event notification on {host,p2p} bridges - * + * Handles ACPI event notification on {host,p2p} bridges. */ static void handle_hotplug_event_bridge(acpi_handle handle, u32 type, void *context) { @@ -1634,13 +1630,11 @@ static void handle_hotplug_event_bridge(acpi_handle handle, u32 type, void *cont /** * handle_hotplug_event_func - handle ACPI event on functions (i.e. slots) - * * @handle: Notify()'ed acpi_handle * @type: Notify code * @context: pointer to acpiphp_func structure * - * handles ACPI event notification on slots - * + * Handles ACPI event notification on slots. */ static void handle_hotplug_event_func(acpi_handle handle, u32 type, void *context) { @@ -1705,7 +1699,6 @@ static struct acpi_pci_driver acpi_pci_hp_driver = { /** * acpiphp_glue_init - initializes all PCI hotplug - ACPI glue data structures - * */ int __init acpiphp_glue_init(void) { @@ -1726,7 +1719,7 @@ int __init acpiphp_glue_init(void) /** * acpiphp_glue_exit - terminates all PCI hotplug - ACPI glue data structures * - * This function frees all data allocated in acpiphp_glue_init() + * This function frees all data allocated in acpiphp_glue_init(). */ void acpiphp_glue_exit(void) { @@ -1760,7 +1753,6 @@ int __init acpiphp_get_num_slots(void) * acpiphp_for_each_slot - call function for each slot * @fn: callback function * @data: context to be passed to callback function - * */ static int acpiphp_for_each_slot(acpiphp_callback fn, void *data) { @@ -1786,6 +1778,7 @@ static int acpiphp_for_each_slot(acpiphp_callback fn, void *data) /** * acpiphp_enable_slot - power on slot + * @slot: ACPI PHP slot */ int acpiphp_enable_slot(struct acpiphp_slot *slot) { @@ -1815,6 +1808,7 @@ int acpiphp_enable_slot(struct acpiphp_slot *slot) /** * acpiphp_disable_slot - power off slot + * @slot: ACPI PHP slot */ int acpiphp_disable_slot(struct acpiphp_slot *slot) { diff --git a/drivers/pci/hotplug/acpiphp_ibm.c b/drivers/pci/hotplug/acpiphp_ibm.c index 56829f8..47d26b6 100644 --- a/drivers/pci/hotplug/acpiphp_ibm.c +++ b/drivers/pci/hotplug/acpiphp_ibm.c @@ -134,11 +134,11 @@ static struct acpiphp_attention_info ibm_attention_info = * ibm_slot_from_id - workaround for bad ibm hardware * @id: the slot number that linux refers to the slot by * - * Description: this method returns the aCPI slot descriptor + * Description: This method returns the aCPI slot descriptor * corresponding to the Linux slot number. This descriptor * has info about the aPCI slot id and attention status. * This descriptor must be freed using kfree when done. - **/ + */ static union apci_descriptor *ibm_slot_from_id(int id) { int ind = 0, size; @@ -173,9 +173,9 @@ ibm_slot_done: * @slot: the hotplug_slot to work with * @status: what to set the LED to (0 or 1) * - * Description: this method is registered with the acpiphp module as a - * callback to do the device specific task of setting the LED status - **/ + * Description: This method is registered with the acpiphp module as a + * callback to do the device specific task of setting the LED status. + */ static int ibm_set_attention_status(struct hotplug_slot *slot, u8 status) { union acpi_object args[2]; @@ -213,13 +213,13 @@ static int ibm_set_attention_status(struct hotplug_slot *slot, u8 status) * @slot: the hotplug_slot to work with * @status: returns what the LED is set to (0 or 1) * - * Description: this method is registered with the acpiphp module as a - * callback to do the device specific task of getting the LED status + * Description: This method is registered with the acpiphp module as a + * callback to do the device specific task of getting the LED status. * * Because there is no direct method of getting the LED status directly * from an ACPI call, we read the aPCI table and parse out our * slot descriptor to read the status from that. - **/ + */ static int ibm_get_attention_status(struct hotplug_slot *slot, u8 *status) { union apci_descriptor *ibm_slot; @@ -245,8 +245,8 @@ static int ibm_get_attention_status(struct hotplug_slot *slot, u8 *status) * @event: the event info (device specific) * @context: passed context (our notification struct) * - * Description: this method is registered as a callback with the ACPI - * subsystem it is called when this device has an event to notify the OS of + * Description: This method is registered as a callback with the ACPI + * subsystem it is called when this device has an event to notify the OS of. * * The events actually come from the device as two events that get * synthesized into one event with data by this function. The event @@ -256,7 +256,7 @@ static int ibm_get_attention_status(struct hotplug_slot *slot, u8 *status) * From section 5.6.2.2 of the ACPI 2.0 spec, I understand that the OSPM will * only re-enable the interrupt that causes this event AFTER this method * has returned, thereby enforcing serial access for the notification struct. - **/ + */ static void ibm_handle_events(acpi_handle handle, u32 event, void *context) { u8 detail = event & 0x0f; @@ -279,16 +279,16 @@ static void ibm_handle_events(acpi_handle handle, u32 event, void *context) * ibm_get_table_from_acpi - reads the APLS buffer from ACPI * @bufp: address to pointer to allocate for the table * - * Description: this method reads the APLS buffer in from ACPI and + * Description: This method reads the APLS buffer in from ACPI and * stores the "stripped" table into a single buffer - * it allocates and passes the address back in bufp + * it allocates and passes the address back in bufp. * * If NULL is passed in as buffer, this method only calculates * the size of the table and returns that without filling - * in the buffer + * in the buffer. * - * returns < 0 on error or the size of the table on success - **/ + * Returns < 0 on error or the size of the table on success. + */ static int ibm_get_table_from_acpi(char **bufp) { union acpi_object *package; @@ -349,17 +349,18 @@ read_table_done: /** * ibm_read_apci_table - callback for the sysfs apci_table file * @kobj: the kobject this binary attribute is a part of + * @bin_attr: struct bin_attribute for this file * @buffer: the kernel space buffer to fill * @pos: the offset into the file * @size: the number of bytes requested * - * Description: gets registered with sysfs as the reader callback - * to be executed when /sys/bus/pci/slots/apci_table gets read + * Description: Gets registered with sysfs as the reader callback + * to be executed when /sys/bus/pci/slots/apci_table gets read. * * Since we don't get notified on open and close for this file, * things get really tricky here... - * our solution is to only allow reading the table in all at once - **/ + * our solution is to only allow reading the table in all at once. + */ static ssize_t ibm_read_apci_table(struct kobject *kobj, struct bin_attribute *bin_attr, char *buffer, loff_t pos, size_t size) @@ -385,10 +386,10 @@ static ssize_t ibm_read_apci_table(struct kobject *kobj, * @context: a pointer to our handle to fill when we find the device * @rv: a return value to fill if desired * - * Description: used as a callback when calling acpi_walk_namespace + * Description: Used as a callback when calling acpi_walk_namespace * to find our device. When this method returns non-zero - * acpi_walk_namespace quits its search and returns our value - **/ + * acpi_walk_namespace quits its search and returns our value. + */ static acpi_status __init ibm_find_acpi_device(acpi_handle handle, u32 lvl, void *context, void **rv) { diff --git a/drivers/pci/hotplug/cpqphp_core.c b/drivers/pci/hotplug/cpqphp_core.c index a96b739..7417887 100644 --- a/drivers/pci/hotplug/cpqphp_core.c +++ b/drivers/pci/hotplug/cpqphp_core.c @@ -117,12 +117,10 @@ static inline int is_slot66mhz(struct slot *slot) /** * detect_SMBIOS_pointer - find the System Management BIOS Table in mem region. - * * @begin: begin pointer for region to be scanned. * @end: end pointer for region to be scanned. * - * Returns pointer to the head of the SMBIOS tables (or NULL) - * + * Returns pointer to the head of the SMBIOS tables (or %NULL). */ static void __iomem * detect_SMBIOS_pointer(void __iomem *begin, void __iomem *end) { @@ -157,9 +155,9 @@ static void __iomem * detect_SMBIOS_pointer(void __iomem *begin, void __iomem *e /** * init_SERR - Initializes the per slot SERR generation. + * @ctrl: controller to use * * For unexpected switch opens - * */ static int init_SERR(struct controller * ctrl) { @@ -224,14 +222,15 @@ static int pci_print_IRQ_route (void) /** * get_subsequent_smbios_entry: get the next entry from bios table. - * - * Gets the first entry if previous == NULL - * Otherwise, returns the next entry - * Uses global SMBIOS Table pointer - * + * @smbios_start: where to start in the SMBIOS table + * @smbios_table: location of the SMBIOS table * @curr: %NULL or pointer to previously returned structure * - * returns a pointer to an SMBIOS structure or NULL if none found + * Gets the first entry if previous == NULL; + * otherwise, returns the next entry. + * Uses global SMBIOS Table pointer. + * + * Returns a pointer to an SMBIOS structure or NULL if none found. */ static void __iomem *get_subsequent_smbios_entry(void __iomem *smbios_start, void __iomem *smbios_table, @@ -272,17 +271,18 @@ static void __iomem *get_subsequent_smbios_entry(void __iomem *smbios_start, /** - * get_SMBIOS_entry - * - * @type:SMBIOS structure type to be returned + * get_SMBIOS_entry - return the requested SMBIOS entry or %NULL + * @smbios_start: where to start in the SMBIOS table + * @smbios_table: location of the SMBIOS table + * @type: SMBIOS structure type to be returned * @previous: %NULL or pointer to previously returned structure * - * Gets the first entry of the specified type if previous == NULL + * Gets the first entry of the specified type if previous == %NULL; * Otherwise, returns the next entry of the given type. - * Uses global SMBIOS Table pointer - * Uses get_subsequent_smbios_entry + * Uses global SMBIOS Table pointer. + * Uses get_subsequent_smbios_entry. * - * returns a pointer to an SMBIOS structure or %NULL if none found + * Returns a pointer to an SMBIOS structure or %NULL if none found. */ static void __iomem *get_SMBIOS_entry(void __iomem *smbios_start, void __iomem *smbios_table, @@ -581,7 +581,9 @@ get_slot_mapping(struct pci_bus *bus, u8 bus_num, u8 dev_num, u8 *slot) /** * cpqhp_set_attention_status - Turns the Amber LED for a slot on or off - * + * @ctrl: struct controller to use + * @func: PCI device/function info + * @status: LED control flag: 1 = LED on, 0 = LED off */ static int cpqhp_set_attention_status(struct controller *ctrl, struct pci_func *func, @@ -621,7 +623,8 @@ cpqhp_set_attention_status(struct controller *ctrl, struct pci_func *func, /** * set_attention_status - Turns the Amber LED for a slot on or off - * + * @hotplug_slot: slot to change LED on + * @status: LED control flag */ static int set_attention_status (struct hotplug_slot *hotplug_slot, u8 status) { diff --git a/drivers/pci/hotplug/cpqphp_ctrl.c b/drivers/pci/hotplug/cpqphp_ctrl.c index 856d57b..4018420 100644 --- a/drivers/pci/hotplug/cpqphp_ctrl.c +++ b/drivers/pci/hotplug/cpqphp_ctrl.c @@ -123,7 +123,7 @@ static u8 handle_switch_change(u8 change, struct controller * ctrl) } /** - * cpqhp_find_slot: find the struct slot of given device + * cpqhp_find_slot - find the struct slot of given device * @ctrl: scan lots of this controller * @device: the device id to find */ @@ -305,9 +305,8 @@ static u8 handle_power_fault(u8 change, struct controller * ctrl) /** - * sort_by_size: sort nodes on the list by their length, smallest first. + * sort_by_size - sort nodes on the list by their length, smallest first. * @head: list to sort - * */ static int sort_by_size(struct pci_resource **head) { @@ -354,9 +353,8 @@ static int sort_by_size(struct pci_resource **head) /** - * sort_by_max_size: sort nodes on the list by their length, largest first. + * sort_by_max_size - sort nodes on the list by their length, largest first. * @head: list to sort - * */ static int sort_by_max_size(struct pci_resource **head) { @@ -403,8 +401,10 @@ static int sort_by_max_size(struct pci_resource **head) /** - * do_pre_bridge_resource_split: find node of resources that are unused - * + * do_pre_bridge_resource_split - find node of resources that are unused + * @head: new list head + * @orig_head: original list head + * @alignment: max node size (?) */ static struct pci_resource *do_pre_bridge_resource_split(struct pci_resource **head, struct pci_resource **orig_head, u32 alignment) @@ -477,8 +477,9 @@ static struct pci_resource *do_pre_bridge_resource_split(struct pci_resource **h /** - * do_bridge_resource_split: find one node of resources that aren't in use - * + * do_bridge_resource_split - find one node of resources that aren't in use + * @head: list head + * @alignment: max node size (?) */ static struct pci_resource *do_bridge_resource_split(struct pci_resource **head, u32 alignment) { @@ -525,14 +526,13 @@ error: /** - * get_io_resource: find first node of given size not in ISA aliasing window. + * get_io_resource - find first node of given size not in ISA aliasing window. * @head: list to search * @size: size of node to find, must be a power of two. * - * Description: this function sorts the resource list by size and then returns + * Description: This function sorts the resource list by size and then returns * returns the first node of "size" length that is not in the ISA aliasing * window. If it finds a node larger than "size" it will split it up. - * */ static struct pci_resource *get_io_resource(struct pci_resource **head, u32 size) { @@ -620,7 +620,7 @@ static struct pci_resource *get_io_resource(struct pci_resource **head, u32 size /** - * get_max_resource: get largest node which has at least the given size. + * get_max_resource - get largest node which has at least the given size. * @head: the list to search the node in * @size: the minimum size of the node to find * @@ -712,7 +712,7 @@ static struct pci_resource *get_max_resource(struct pci_resource **head, u32 siz /** - * get_resource: find resource of given size and split up larger ones. + * get_resource - find resource of given size and split up larger ones. * @head: the list to search for resources * @size: the size limit to use * @@ -804,14 +804,14 @@ static struct pci_resource *get_resource(struct pci_resource **head, u32 size) /** - * cpqhp_resource_sort_and_combine: sort nodes by base addresses and clean up. + * cpqhp_resource_sort_and_combine - sort nodes by base addresses and clean up * @head: the list to sort and clean up * * Description: Sorts all of the nodes in the list in ascending order by * their base addresses. Also does garbage collection by * combining adjacent nodes. * - * returns 0 if success + * Returns %0 if success. */ int cpqhp_resource_sort_and_combine(struct pci_resource **head) { @@ -951,9 +951,9 @@ irqreturn_t cpqhp_ctrl_intr(int IRQ, void *data) /** * cpqhp_slot_create - Creates a node and adds it to the proper bus. - * @busnumber - bus where new node is to be located + * @busnumber: bus where new node is to be located * - * Returns pointer to the new node or NULL if unsuccessful + * Returns pointer to the new node or %NULL if unsuccessful. */ struct pci_func *cpqhp_slot_create(u8 busnumber) { @@ -986,7 +986,7 @@ struct pci_func *cpqhp_slot_create(u8 busnumber) * slot_remove - Removes a node from the linked list of slots. * @old_slot: slot to remove * - * Returns 0 if successful, !0 otherwise. + * Returns %0 if successful, !0 otherwise. */ static int slot_remove(struct pci_func * old_slot) { @@ -1026,7 +1026,7 @@ static int slot_remove(struct pci_func * old_slot) * bridge_slot_remove - Removes a node from the linked list of slots. * @bridge: bridge to remove * - * Returns 0 if successful, !0 otherwise. + * Returns %0 if successful, !0 otherwise. */ static int bridge_slot_remove(struct pci_func *bridge) { @@ -1071,7 +1071,7 @@ out: * cpqhp_slot_find - Looks for a node by bus, and device, multiple functions accessed * @bus: bus to find * @device: device to find - * @index: is 0 for first function found, 1 for the second... + * @index: is %0 for first function found, %1 for the second... * * Returns pointer to the node if successful, %NULL otherwise. */ @@ -1115,16 +1115,13 @@ static int is_bridge(struct pci_func * func) /** - * set_controller_speed - set the frequency and/or mode of a specific - * controller segment. - * + * set_controller_speed - set the frequency and/or mode of a specific controller segment. * @ctrl: controller to change frequency/mode for. * @adapter_speed: the speed of the adapter we want to match. * @hp_slot: the slot number where the adapter is installed. * - * Returns 0 if we successfully change frequency and/or mode to match the + * Returns %0 if we successfully change frequency and/or mode to match the * adapter speed. - * */ static u8 set_controller_speed(struct controller *ctrl, u8 adapter_speed, u8 hp_slot) { @@ -1253,13 +1250,14 @@ static u8 set_controller_speed(struct controller *ctrl, u8 adapter_speed, u8 hp_ /** * board_replaced - Called after a board has been replaced in the system. + * @func: PCI device/function information + * @ctrl: hotplug controller * - * This is only used if we don't have resources for hot add - * Turns power on for the board - * Checks to see if board is the same - * If board is same, reconfigures it + * This is only used if we don't have resources for hot add. + * Turns power on for the board. + * Checks to see if board is the same. + * If board is same, reconfigures it. * If board isn't same, turns it back off. - * */ static u32 board_replaced(struct pci_func *func, struct controller *ctrl) { @@ -1403,10 +1401,11 @@ static u32 board_replaced(struct pci_func *func, struct controller *ctrl) /** * board_added - Called after a board has been added to the system. + * @func: PCI device/function info + * @ctrl: hotplug controller * - * Turns power on for the board - * Configures board - * + * Turns power on for the board. + * Configures board. */ static u32 board_added(struct pci_func *func, struct controller *ctrl) { @@ -1607,8 +1606,10 @@ static u32 board_added(struct pci_func *func, struct controller *ctrl) /** - * remove_board - Turns off slot and LED's - * + * remove_board - Turns off slot and LEDs + * @func: PCI device/function info + * @replace_flag: whether replacing or adding a new device + * @ctrl: target controller */ static u32 remove_board(struct pci_func * func, u32 replace_flag, struct controller * ctrl) { @@ -1902,11 +1903,11 @@ static void interrupt_event_handler(struct controller *ctrl) /** - * cpqhp_pushbutton_thread + * cpqhp_pushbutton_thread - handle pushbutton events + * @slot: target slot (struct) * - * Scheduled procedure to handle blocking stuff for the pushbuttons + * Scheduled procedure to handle blocking stuff for the pushbuttons. * Handles all pending events and exits. - * */ void cpqhp_pushbutton_thread(unsigned long slot) { @@ -2137,9 +2138,10 @@ int cpqhp_process_SS(struct controller *ctrl, struct pci_func *func) } /** - * switch_leds: switch the leds, go from one site to the other. + * switch_leds - switch the leds, go from one site to the other. * @ctrl: controller to use * @num_of_slots: number of slots to use + * @work_LED: LED control value * @direction: 1 to start from the left side, 0 to start right. */ static void switch_leds(struct controller *ctrl, const int num_of_slots, @@ -2165,11 +2167,11 @@ static void switch_leds(struct controller *ctrl, const int num_of_slots, } /** - * hardware_test - runs hardware tests + * cpqhp_hardware_test - runs hardware tests + * @ctrl: target controller + * @test_num: the number written to the "test" file in sysfs. * * For hot plug ctrl folks to play with. - * test_num is the number written to the "test" file in sysfs - * */ int cpqhp_hardware_test(struct controller *ctrl, int test_num) { @@ -2249,14 +2251,12 @@ int cpqhp_hardware_test(struct controller *ctrl, int test_num) /** * configure_new_device - Configures the PCI header information of one board. - * * @ctrl: pointer to controller structure * @func: pointer to function structure * @behind_bridge: 1 if this is a recursive call, 0 if not * @resources: pointer to set of resource lists * - * Returns 0 if success - * + * Returns 0 if success. */ static u32 configure_new_device(struct controller * ctrl, struct pci_func * func, u8 behind_bridge, struct resource_lists * resources) @@ -2346,15 +2346,13 @@ static u32 configure_new_device(struct controller * ctrl, struct pci_func * func /** * configure_new_function - Configures the PCI header information of one device - * * @ctrl: pointer to controller structure * @func: pointer to function structure * @behind_bridge: 1 if this is a recursive call, 0 if not * @resources: pointer to set of resource lists * * Calls itself recursively for bridged devices. - * Returns 0 if success - * + * Returns 0 if success. */ static int configure_new_function(struct controller *ctrl, struct pci_func *func, u8 behind_bridge, diff --git a/drivers/pci/hotplug/fakephp.c b/drivers/pci/hotplug/fakephp.c index 027f686..d7a293e 100644 --- a/drivers/pci/hotplug/fakephp.c +++ b/drivers/pci/hotplug/fakephp.c @@ -165,11 +165,11 @@ static void remove_slot(struct dummy_slot *dslot) } /** - * Rescan slot. - * Tries hard not to re-enable already existing devices - * also handles scanning of subfunctions + * pci_rescan_slot - Rescan slot + * @temp: Device template. Should be set: bus and devfn. * - * @param temp Device template. Should be set: bus and devfn. + * Tries hard not to re-enable already existing devices; + * also handles scanning of subfunctions. */ static void pci_rescan_slot(struct pci_dev *temp) { @@ -229,10 +229,10 @@ static void pci_rescan_slot(struct pci_dev *temp) /** - * Rescan PCI bus. - * call pci_rescan_slot for each possible function of the bus + * pci_rescan_bus - Rescan PCI bus + * @bus: the PCI bus to rescan * - * @param bus + * Call pci_rescan_slot for each possible function of the bus. */ static void pci_rescan_bus(const struct pci_bus *bus) { diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c index c8cb49c..f1e0966 100644 --- a/drivers/pci/hotplug/pciehp_ctrl.c +++ b/drivers/pci/hotplug/pciehp_ctrl.c @@ -208,10 +208,10 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot) /** * board_added - Called after a board has been added to the system. + * @p_slot: &slot where board is added * - * Turns power on for the board - * Configures board - * + * Turns power on for the board. + * Configures board. */ static int board_added(struct slot *p_slot) { @@ -276,8 +276,8 @@ err_exit: } /** - * remove_board - Turns off slot and LED's - * + * remove_board - Turns off slot and LEDs + * @p_slot: slot where board is being removed */ static int remove_board(struct slot *p_slot) { @@ -319,11 +319,11 @@ struct power_work_info { }; /** - * pciehp_pushbutton_thread + * pciehp_power_thread - handle pushbutton events + * @work: &struct work_struct describing work to be done * - * Scheduled procedure to handle blocking stuff for the pushbuttons + * Scheduled procedure to handle blocking stuff for the pushbuttons. * Handles all pending events and exits. - * */ static void pciehp_power_thread(struct work_struct *work) { diff --git a/drivers/pci/hotplug/rpadlpar_core.c b/drivers/pci/hotplug/rpadlpar_core.c index deb6b5e..b169b0e 100644 --- a/drivers/pci/hotplug/rpadlpar_core.c +++ b/drivers/pci/hotplug/rpadlpar_core.c @@ -100,6 +100,7 @@ static struct device_node *find_dlpar_node(char *drc_name, int *node_type) /** * find_php_slot - return hotplug slot structure for device node + * @dn: target &device_node * * This routine will return the hotplug slot structure * for a given device node. Note that built-in PCI slots @@ -293,9 +294,8 @@ static int dlpar_add_vio_slot(char *drc_name, struct device_node *dn) * dlpar_add_slot - DLPAR add an I/O Slot * @drc_name: drc-name of newly added slot * - * Make the hotplug module and the kernel aware - * of a newly added I/O Slot. - * Return Codes - + * Make the hotplug module and the kernel aware of a newly added I/O Slot. + * Return Codes: * 0 Success * -ENODEV Not a valid drc_name * -EINVAL Slot already added @@ -339,9 +339,9 @@ exit: /** * dlpar_remove_vio_slot - DLPAR remove a virtual I/O Slot * @drc_name: drc-name of newly added slot + * @dn: &device_node * - * Remove the kernel and hotplug representations - * of an I/O Slot. + * Remove the kernel and hotplug representations of an I/O Slot. * Return Codes: * 0 Success * -EINVAL Vio dev doesn't exist @@ -359,11 +359,11 @@ static int dlpar_remove_vio_slot(char *drc_name, struct device_node *dn) } /** - * dlpar_remove_slot - DLPAR remove a PCI I/O Slot + * dlpar_remove_pci_slot - DLPAR remove a PCI I/O Slot * @drc_name: drc-name of newly added slot + * @dn: &device_node * - * Remove the kernel and hotplug representations - * of a PCI I/O Slot. + * Remove the kernel and hotplug representations of a PCI I/O Slot. * Return Codes: * 0 Success * -ENODEV Not a valid drc_name @@ -405,8 +405,7 @@ int dlpar_remove_pci_slot(char *drc_name, struct device_node *dn) * dlpar_remove_slot - DLPAR remove an I/O Slot * @drc_name: drc-name of newly added slot * - * Remove the kernel and hotplug representations - * of an I/O Slot. + * Remove the kernel and hotplug representations of an I/O Slot. * Return Codes: * 0 Success * -ENODEV Not a valid drc_name diff --git a/drivers/pci/hotplug/rpaphp_core.c b/drivers/pci/hotplug/rpaphp_core.c index 458c08e..58f1a99 100644 --- a/drivers/pci/hotplug/rpaphp_core.c +++ b/drivers/pci/hotplug/rpaphp_core.c @@ -54,10 +54,12 @@ module_param(debug, bool, 0644); /** * set_attention_status - set attention LED + * @hotplug_slot: target &hotplug_slot + * @value: LED control value + * * echo 0 > attention -- set LED OFF * echo 1 > attention -- set LED ON * echo 2 > attention -- set LED ID(identify, light is blinking) - * */ static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 value) { @@ -99,6 +101,8 @@ static int get_power_status(struct hotplug_slot *hotplug_slot, u8 * value) /** * get_attention_status - get attention LED status + * @hotplug_slot: slot to get status + * @value: pointer to store status */ static int get_attention_status(struct hotplug_slot *hotplug_slot, u8 * value) { @@ -254,6 +258,11 @@ static int is_php_type(char *drc_type) /** * is_php_dn() - return 1 if this is a hotpluggable pci slot, else 0 + * @dn: target &device_node + * @indexes: passed to get_children_props() + * @names: passed to get_children_props() + * @types: returned from get_children_props() + * @power_domains: * * This routine will return true only if the device node is * a hotpluggable slot. This routine will return false @@ -279,7 +288,7 @@ static int is_php_dn(struct device_node *dn, const int **indexes, /** * rpaphp_add_slot -- declare a hotplug slot to the hotplug subsystem. - * @dn device node of slot + * @dn: device node of slot * * This subroutine will register a hotplugable slot with the * PCI hotplug infrastructure. This routine is typicaly called @@ -291,7 +300,7 @@ static int is_php_dn(struct device_node *dn, const int **indexes, * routine will just return without doing anything, since embedded * slots cannot be hotplugged. * - * To remove a slot, it suffices to call rpaphp_deregister_slot() + * To remove a slot, it suffices to call rpaphp_deregister_slot(). */ int rpaphp_add_slot(struct device_node *dn) { diff --git a/drivers/pci/hotplug/rpaphp_pci.c b/drivers/pci/hotplug/rpaphp_pci.c index 54ca865..0de8453 100644 --- a/drivers/pci/hotplug/rpaphp_pci.c +++ b/drivers/pci/hotplug/rpaphp_pci.c @@ -79,6 +79,7 @@ static void set_slot_name(struct slot *slot) /** * rpaphp_enable_slot - record slot state, config pci device + * @slot: target &slot * * Initialize values in the slot, and the hotplug_slot info * structures to indicate if there is a pci card plugged into diff --git a/drivers/pci/hotplug/shpchp_ctrl.c b/drivers/pci/hotplug/shpchp_ctrl.c index d2fc355..eb5cac6 100644 --- a/drivers/pci/hotplug/shpchp_ctrl.c +++ b/drivers/pci/hotplug/shpchp_ctrl.c @@ -231,10 +231,10 @@ static int fix_bus_speed(struct controller *ctrl, struct slot *pslot, /** * board_added - Called after a board has been added to the system. + * @p_slot: target &slot * - * Turns power on for the board - * Configures board - * + * Turns power on for the board. + * Configures board. */ static int board_added(struct slot *p_slot) { @@ -350,8 +350,8 @@ err_exit: /** - * remove_board - Turns off slot and LED's - * + * remove_board - Turns off slot and LEDs + * @p_slot: target &slot */ static int remove_board(struct slot *p_slot) { @@ -397,11 +397,11 @@ struct pushbutton_work_info { }; /** - * shpchp_pushbutton_thread + * shpchp_pushbutton_thread - handle pushbutton events + * @work: &struct work_struct to be handled * - * Scheduled procedure to handle blocking stuff for the pushbuttons + * Scheduled procedure to handle blocking stuff for the pushbuttons. * Handles all pending events and exits. - * */ static void shpchp_pushbutton_thread(struct work_struct *work) { diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 1b7b281..7d18773 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -702,8 +702,10 @@ static int __init pci_sysfs_init(void) sysfs_initialized = 1; for_each_pci_dev(pdev) { retval = pci_create_sysfs_dev_files(pdev); - if (retval) + if (retval) { + pci_dev_put(pdev); return retval; + } } return 0; diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c index 92a8469..3c0d8d1 100644 --- a/drivers/pci/pcie/aer/aerdrv_core.c +++ b/drivers/pci/pcie/aer/aerdrv_core.c @@ -168,11 +168,11 @@ static int find_device_iter(struct device *device, void *data) /** * find_source_device - search through device hierarchy for source device - * @p_dev: pointer to Root Port pci_dev data structure + * @parent: pointer to Root Port pci_dev data structure * @id: device ID of agent who sends an error message to this Root Port * * Invoked when error is detected at the Root Port. - **/ + */ static struct device* find_source_device(struct pci_dev *parent, u16 id) { struct pci_dev *dev = parent; @@ -286,14 +286,15 @@ static void report_resume(struct pci_dev *dev, void *data) /** * broadcast_error_message - handle message broadcast to downstream drivers - * @device: pointer to from where in a hierarchy message is broadcasted down - * @api: callback to be broadcasted + * @dev: pointer to from where in a hierarchy message is broadcasted down * @state: error state + * @error_mesg: message to print + * @cb: callback to be broadcasted * * Invoked during error recovery process. Once being invoked, the content * of error severity will be broadcasted to all downstream drivers in a * hierarchy in question. - **/ + */ static pci_ers_result_t broadcast_error_message(struct pci_dev *dev, enum pci_channel_state state, char *error_mesg, @@ -428,7 +429,7 @@ static pci_ers_result_t reset_link(struct pcie_device *aerdev, * Invoked when an error is nonfatal/fatal. Once being invoked, broadcast * error detected message to all downstream drivers within a hierarchy in * question and return the returned code. - **/ + */ static pci_ers_result_t do_recovery(struct pcie_device *aerdev, struct pci_dev *dev, int severity) @@ -488,7 +489,7 @@ static pci_ers_result_t do_recovery(struct pcie_device *aerdev, * @info: comprehensive error information * * Invoked when an error being detected by Root Port. - **/ + */ static void handle_error_source(struct pcie_device * aerdev, struct pci_dev *dev, struct aer_err_info info) @@ -521,7 +522,7 @@ static void handle_error_source(struct pcie_device * aerdev, * @rpc: pointer to a Root Port data structure * * Invoked when PCIE bus loads AER service driver. - **/ + */ void aer_enable_rootport(struct aer_rpc *rpc) { struct pci_dev *pdev = rpc->rpd->port; @@ -569,7 +570,7 @@ void aer_enable_rootport(struct aer_rpc *rpc) * @rpc: pointer to a Root Port data structure * * Invoked when PCIE bus unloads AER service driver. - **/ + */ static void disable_root_aer(struct aer_rpc *rpc) { struct pci_dev *pdev = rpc->rpd->port; @@ -590,7 +591,7 @@ static void disable_root_aer(struct aer_rpc *rpc) * @rpc: pointer to the root port which holds an error * * Invoked by DPC handler to consume an error. - **/ + */ static struct aer_err_source* get_e_source(struct aer_rpc *rpc) { struct aer_err_source *e_source; @@ -655,7 +656,7 @@ static int get_device_error_info(struct pci_dev *dev, struct aer_err_info *info) * aer_isr_one_error - consume an error detected by root port * @p_device: pointer to error root port service device * @e_src: pointer to an error source - **/ + */ static void aer_isr_one_error(struct pcie_device *p_device, struct aer_err_source *e_src) { @@ -706,7 +707,7 @@ static void aer_isr_one_error(struct pcie_device *p_device, * @work: definition of this work item * * Invoked, as DPC, when root port records new detected error - **/ + */ void aer_isr(struct work_struct *work) { struct aer_rpc *rpc = container_of(work, struct aer_rpc, dpc_handler); @@ -729,7 +730,7 @@ void aer_isr(struct work_struct *work) * @rpc: pointer to a root port device being deleted * * Invoked when AER service unloaded on a specific Root Port - **/ + */ void aer_delete_rootport(struct aer_rpc *rpc) { /* Disable root port AER itself */ @@ -743,7 +744,7 @@ void aer_delete_rootport(struct aer_rpc *rpc) * @dev: pointer to AER pcie device * * Invoked when AER service driver is loaded. - **/ + */ int aer_init(struct pcie_device *dev) { if (aer_osc_setup(dev) && !forceload) diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c index df38364..26057f9 100644 --- a/drivers/pci/pcie/portdrv_pci.c +++ b/drivers/pci/pcie/portdrv_pci.c @@ -217,7 +217,7 @@ static int slot_reset_iter(struct device *device, void *data) static pci_ers_result_t pcie_portdrv_slot_reset(struct pci_dev *dev) { - pci_ers_result_t status; + pci_ers_result_t status = PCI_ERS_RESULT_NONE; int retval; /* If fatal, restore cfg space for possible link reset at upstream */ diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c index cd0a204..3c5eb37 100644 --- a/drivers/pnp/pnpacpi/rsparser.c +++ b/drivers/pnp/pnpacpi/rsparser.c @@ -75,6 +75,7 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, { int i = 0; int irq; + int p, t; if (!valid_IRQ(gsi)) return; @@ -82,18 +83,27 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, while (!(res->irq_resource[i].flags & IORESOURCE_UNSET) && i < PNP_MAX_IRQ) i++; - if (i >= PNP_MAX_IRQ) + if (i >= PNP_MAX_IRQ) { + printk(KERN_ERR "pnpacpi: exceeded the max number of IRQ " + "resources: %d \n", PNP_MAX_IRQ); return; - -#ifdef CONFIG_X86 - if (gsi < 16 && (triggering != ACPI_EDGE_SENSITIVE || - polarity != ACPI_ACTIVE_HIGH)) { - pnp_warn("BIOS BUG: legacy PNP IRQ %d should be edge trigger, " - "active high", gsi); - triggering = ACPI_EDGE_SENSITIVE; - polarity = ACPI_ACTIVE_HIGH; } -#endif + /* + * in IO-APIC mode, use overrided attribute. Two reasons: + * 1. BIOS bug in DSDT + * 2. BIOS uses IO-APIC mode Interrupt Source Override + */ + if (!acpi_get_override_irq(gsi, &t, &p)) { + t = t ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE; + p = p ? ACPI_ACTIVE_LOW : ACPI_ACTIVE_HIGH; + + if (triggering != t || polarity != p) { + pnp_warn("IRQ %d override to %s, %s", + gsi, t ? "edge":"level", p ? "low":"high"); + triggering = t; + polarity = p; + } + } res->irq_resource[i].flags = IORESOURCE_IRQ; // Also clears _UNSET flag res->irq_resource[i].flags |= irq_flags(triggering, polarity); @@ -173,6 +183,9 @@ static void pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, } res->dma_resource[i].start = dma; res->dma_resource[i].end = dma; + } else { + printk(KERN_ERR "pnpacpi: exceeded the max number of DMA " + "resources: %d \n", PNP_MAX_DMA); } } @@ -194,6 +207,9 @@ static void pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res, } res->port_resource[i].start = io; res->port_resource[i].end = io + len - 1; + } else { + printk(KERN_ERR "pnpacpi: exceeded the max number of IO " + "resources: %d \n", PNP_MAX_PORT); } } @@ -217,6 +233,9 @@ static void pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res, res->mem_resource[i].start = mem; res->mem_resource[i].end = mem + len - 1; + } else { + printk(KERN_ERR "pnpacpi: exceeded the max number of mem " + "resources: %d\n", PNP_MAX_MEM); } } diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c index 41d73a5..e50ebcf 100644 --- a/drivers/pnp/resource.c +++ b/drivers/pnp/resource.c @@ -367,8 +367,10 @@ int pnp_check_irq(struct pnp_dev *dev, int idx) { struct pci_dev *pci = NULL; for_each_pci_dev(pci) { - if (pci->irq == *irq) + if (pci->irq == *irq) { + pci_dev_put(pci); return 0; + } } } #endif diff --git a/drivers/ps3/Makefile b/drivers/ps3/Makefile index 746031d..1f5a2d3 100644 --- a/drivers/ps3/Makefile +++ b/drivers/ps3/Makefile @@ -1,6 +1,6 @@ -obj-$(CONFIG_PS3_VUART) += vuart.o +obj-$(CONFIG_PS3_VUART) += ps3-vuart.o obj-$(CONFIG_PS3_PS3AV) += ps3av_mod.o ps3av_mod-objs += ps3av.o ps3av_cmd.o obj-$(CONFIG_PPC_PS3) += sys-manager-core.o -obj-$(CONFIG_PS3_SYS_MANAGER) += sys-manager.o +obj-$(CONFIG_PS3_SYS_MANAGER) += ps3-sys-manager.o obj-$(CONFIG_PS3_STORAGE) += ps3stor_lib.o diff --git a/drivers/ps3/sys-manager.c b/drivers/ps3/ps3-sys-manager.c index 8461b08..8461b08 100644 --- a/drivers/ps3/sys-manager.c +++ b/drivers/ps3/ps3-sys-manager.c diff --git a/drivers/ps3/vuart.c b/drivers/ps3/ps3-vuart.c index 9dea585..9dea585 100644 --- a/drivers/ps3/vuart.c +++ b/drivers/ps3/ps3-vuart.c diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index e5cdc02..1e6715e 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -447,7 +447,7 @@ config RTC_DRV_AT91RM9200 config RTC_DRV_BFIN tristate "Blackfin On-Chip RTC" - depends on BFIN + depends on BLACKFIN help If you say yes here you will get support for the Blackfin On-Chip Real Time Clock. diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index de0da54..a4f56e9 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -293,7 +293,7 @@ int rtc_irq_register(struct rtc_device *rtc, struct rtc_task *task) return -EINVAL; /* Cannot register while the char dev is in use */ - if (!(mutex_trylock(&rtc->char_lock))) + if (test_and_set_bit(RTC_DEV_BUSY, &rtc->flags)) return -EBUSY; spin_lock_irq(&rtc->irq_task_lock); @@ -303,7 +303,7 @@ int rtc_irq_register(struct rtc_device *rtc, struct rtc_task *task) } spin_unlock_irq(&rtc->irq_task_lock); - mutex_unlock(&rtc->char_lock); + clear_bit(RTC_DEV_BUSY, &rtc->flags); return retval; } diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c index 814583b..ae1bf17 100644 --- a/drivers/rtc/rtc-dev.c +++ b/drivers/rtc/rtc-dev.c @@ -26,10 +26,7 @@ static int rtc_dev_open(struct inode *inode, struct file *file) struct rtc_device, char_dev); const struct rtc_class_ops *ops = rtc->ops; - /* We keep the lock as long as the device is in use - * and return immediately if busy - */ - if (!(mutex_trylock(&rtc->char_lock))) + if (test_and_set_bit(RTC_DEV_BUSY, &rtc->flags)) return -EBUSY; file->private_data = rtc; @@ -43,8 +40,8 @@ static int rtc_dev_open(struct inode *inode, struct file *file) return 0; } - /* something has gone wrong, release the lock */ - mutex_unlock(&rtc->char_lock); + /* something has gone wrong */ + clear_bit(RTC_DEV_BUSY, &rtc->flags); return err; } @@ -405,7 +402,7 @@ static int rtc_dev_release(struct inode *inode, struct file *file) if (rtc->ops->release) rtc->ops->release(rtc->dev.parent); - mutex_unlock(&rtc->char_lock); + clear_bit(RTC_DEV_BUSY, &rtc->flags); return 0; } @@ -440,7 +437,6 @@ void rtc_dev_prepare(struct rtc_device *rtc) rtc->dev.devt = MKDEV(MAJOR(rtc_devt), rtc->id); - mutex_init(&rtc->char_lock); #ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL INIT_WORK(&rtc->uie_task, rtc_uie_task); setup_timer(&rtc->uie_timer, rtc_uie_timer, (unsigned long)rtc); diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index 838f7ac..6db3108 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -483,7 +483,7 @@ static DECLARE_WORK(css_reprobe_work, reprobe_all); void css_schedule_reprobe(void) { need_reprobe = 1; - queue_work(ccw_device_work, &css_reprobe_work); + queue_work(slow_path_wq, &css_reprobe_work); } EXPORT_SYMBOL_GPL(css_schedule_reprobe); diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c index 8867443..bfad421 100644 --- a/drivers/s390/cio/device_fsm.c +++ b/drivers/s390/cio/device_fsm.c @@ -1034,7 +1034,7 @@ device_trigger_reprobe(struct subchannel *sch) if (sch->schib.pmcw.dev != cdev->private->dev_id.devno) { PREPARE_WORK(&cdev->private->kick_work, ccw_device_move_to_orphanage); - queue_work(ccw_device_work, &cdev->private->kick_work); + queue_work(slow_path_wq, &cdev->private->kick_work); } else ccw_device_start_id(cdev, 0); } diff --git a/drivers/s390/cio/device_id.c b/drivers/s390/cio/device_id.c index f232832..2f6bf46 100644 --- a/drivers/s390/cio/device_id.c +++ b/drivers/s390/cio/device_id.c @@ -113,19 +113,10 @@ __ccw_device_sense_id_start(struct ccw_device *cdev) { struct subchannel *sch; struct ccw1 *ccw; - int ret; sch = to_subchannel(cdev->dev.parent); /* Setup sense channel program. */ ccw = cdev->private->iccws; - if (sch->schib.pmcw.pim != 0x80) { - /* more than one path installed. */ - ccw->cmd_code = CCW_CMD_SUSPEND_RECONN; - ccw->cda = 0; - ccw->count = 0; - ccw->flags = CCW_FLAG_SLI | CCW_FLAG_CC; - ccw++; - } ccw->cmd_code = CCW_CMD_SENSE_ID; ccw->cda = (__u32) __pa (&cdev->private->senseid); ccw->count = sizeof (struct senseid); @@ -133,25 +124,9 @@ __ccw_device_sense_id_start(struct ccw_device *cdev) /* Reset device status. */ memset(&cdev->private->irb, 0, sizeof(struct irb)); + cdev->private->flags.intretry = 0; - /* Try on every path. */ - ret = -ENODEV; - while (cdev->private->imask != 0) { - if ((sch->opm & cdev->private->imask) != 0 && - cdev->private->iretry > 0) { - cdev->private->iretry--; - /* Reset internal retry indication. */ - cdev->private->flags.intretry = 0; - ret = cio_start (sch, cdev->private->iccws, - cdev->private->imask); - /* ret is 0, -EBUSY, -EACCES or -ENODEV */ - if (ret != -EACCES) - return ret; - } - cdev->private->imask >>= 1; - cdev->private->iretry = 5; - } - return ret; + return cio_start(sch, ccw, LPM_ANYPATH); } void @@ -161,8 +136,7 @@ ccw_device_sense_id_start(struct ccw_device *cdev) memset (&cdev->private->senseid, 0, sizeof (struct senseid)); cdev->private->senseid.cu_type = 0xFFFF; - cdev->private->imask = 0x80; - cdev->private->iretry = 5; + cdev->private->iretry = 3; ret = __ccw_device_sense_id_start(cdev); if (ret && ret != -EBUSY) ccw_device_sense_id_done(cdev, ret); @@ -278,14 +252,13 @@ ccw_device_sense_id_irq(struct ccw_device *cdev, enum dev_event dev_event) ccw_device_sense_id_done(cdev, ret); break; case -EACCES: /* channel is not operational. */ - sch->lpm &= ~cdev->private->imask; - cdev->private->imask >>= 1; - cdev->private->iretry = 5; - /* fall through. */ case -EAGAIN: /* try again. */ - ret = __ccw_device_sense_id_start(cdev); - if (ret == 0 || ret == -EBUSY) - break; + cdev->private->iretry--; + if (cdev->private->iretry > 0) { + ret = __ccw_device_sense_id_start(cdev); + if (ret == 0 || ret == -EBUSY) + break; + } /* fall through. */ default: /* Sense ID failed. Try asking VM. */ if (MACHINE_IS_VM) { diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c index 8d0244c..7a835a3 100644 --- a/drivers/scsi/ide-scsi.c +++ b/drivers/scsi/ide-scsi.c @@ -242,16 +242,6 @@ static void idescsi_output_buffers (ide_drive_t *drive, idescsi_pc_t *pc, unsign } } -static void hexdump(u8 *x, int len) -{ - int i; - - printk("[ "); - for (i = 0; i < len; i++) - printk("%x ", x[i]); - printk("]\n"); -} - static int idescsi_check_condition(ide_drive_t *drive, struct request *failed_command) { idescsi_scsi_t *scsi = drive_to_idescsi(drive); @@ -282,7 +272,8 @@ static int idescsi_check_condition(ide_drive_t *drive, struct request *failed_co pc->scsi_cmd = ((idescsi_pc_t *) failed_command->special)->scsi_cmd; if (test_bit(IDESCSI_LOG_CMD, &scsi->log)) { printk ("ide-scsi: %s: queue cmd = ", drive->name); - hexdump(pc->c, 6); + print_hex_dump(KERN_CONT, "", DUMP_PREFIX_NONE, 16, 1, pc->c, + 6, 0); } rq->rq_disk = scsi->disk; return ide_do_drive_cmd(drive, rq, ide_preempt); @@ -337,7 +328,8 @@ static int idescsi_end_request (ide_drive_t *drive, int uptodate, int nrsecs) idescsi_pc_t *opc = (idescsi_pc_t *) rq->buffer; if (log) { printk ("ide-scsi: %s: wrap up check %lu, rst = ", drive->name, opc->scsi_cmd->serial_number); - hexdump(pc->buffer,16); + print_hex_dump(KERN_CONT, "", DUMP_PREFIX_NONE, 16, 1, + pc->buffer, 16, 0); } memcpy((void *) opc->scsi_cmd->sense_buffer, pc->buffer, SCSI_SENSE_BUFFERSIZE); kfree(pc->buffer); @@ -816,10 +808,12 @@ static int idescsi_queue (struct scsi_cmnd *cmd, if (test_bit(IDESCSI_LOG_CMD, &scsi->log)) { printk ("ide-scsi: %s: que %lu, cmd = ", drive->name, cmd->serial_number); - hexdump(cmd->cmnd, cmd->cmd_len); + print_hex_dump(KERN_CONT, "", DUMP_PREFIX_NONE, 16, 1, + cmd->cmnd, cmd->cmd_len, 0); if (memcmp(pc->c, cmd->cmnd, cmd->cmd_len)) { printk ("ide-scsi: %s: que %lu, tsl = ", drive->name, cmd->serial_number); - hexdump(pc->c, 12); + print_hex_dump(KERN_CONT, "", DUMP_PREFIX_NONE, 16, 1, + pc->c, 12, 0); } } diff --git a/drivers/scsi/zorro7xx.c b/drivers/scsi/zorro7xx.c index ac67394..64d40a2 100644 --- a/drivers/scsi/zorro7xx.c +++ b/drivers/scsi/zorro7xx.c @@ -13,7 +13,10 @@ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/zorro.h> + +#include <asm/amigahw.h> #include <asm/amigaints.h> + #include <scsi/scsi_host.h> #include <scsi/scsi_transport_spi.h> diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index ed438bc..d7e1996 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -600,7 +600,7 @@ config SERIAL_SA1100_CONSOLE config SERIAL_BFIN tristate "Blackfin serial port support" - depends on BFIN + depends on BLACKFIN select SERIAL_CORE select SERIAL_BFIN_UART0 if (BF531 || BF532 || BF533 || BF561) help diff --git a/drivers/serial/ip22zilog.c b/drivers/serial/ip22zilog.c index f3257f7..9c95bc0 100644 --- a/drivers/serial/ip22zilog.c +++ b/drivers/serial/ip22zilog.c @@ -45,8 +45,6 @@ #include "ip22zilog.h" -void ip22_do_break(void); - /* * On IP22 we need to delay after register accesses but we do not need to * flush writes. @@ -81,12 +79,9 @@ struct uart_ip22zilog_port { #define IP22ZILOG_FLAG_REGS_HELD 0x00000040 #define IP22ZILOG_FLAG_TX_STOPPED 0x00000080 #define IP22ZILOG_FLAG_TX_ACTIVE 0x00000100 +#define IP22ZILOG_FLAG_RESET_DONE 0x00000200 - unsigned int cflag; - - /* L1-A keyboard break state. */ - int kbd_id; - int l1_down; + unsigned int tty_break; unsigned char parity_mask; unsigned char prev_status; @@ -250,13 +245,26 @@ static void ip22zilog_maybe_update_regs(struct uart_ip22zilog_port *up, } } -static void ip22zilog_receive_chars(struct uart_ip22zilog_port *up, - struct zilog_channel *channel) +#define Rx_BRK 0x0100 /* BREAK event software flag. */ +#define Rx_SYS 0x0200 /* SysRq event software flag. */ + +static struct tty_struct *ip22zilog_receive_chars(struct uart_ip22zilog_port *up, + struct zilog_channel *channel) { - struct tty_struct *tty = up->port.info->tty; /* XXX info==NULL? */ + struct tty_struct *tty; + unsigned char ch, flag; + unsigned int r1; + + tty = NULL; + if (up->port.info != NULL && + up->port.info->tty != NULL) + tty = up->port.info->tty; - while (1) { - unsigned char ch, r1, flag; + for (;;) { + ch = readb(&channel->control); + ZSDELAY(); + if (!(ch & Rx_CH_AV)) + break; r1 = read_zsreg(channel, R1); if (r1 & (PAR_ERR | Rx_OVR | CRC_ERR)) { @@ -265,43 +273,26 @@ static void ip22zilog_receive_chars(struct uart_ip22zilog_port *up, ZS_WSYNC(channel); } - ch = readb(&channel->control); - ZSDELAY(); - - /* This funny hack depends upon BRK_ABRT not interfering - * with the other bits we care about in R1. - */ - if (ch & BRK_ABRT) - r1 |= BRK_ABRT; - ch = readb(&channel->data); ZSDELAY(); ch &= up->parity_mask; - if (ZS_IS_CONS(up) && (r1 & BRK_ABRT)) { - /* Wait for BREAK to deassert to avoid potentially - * confusing the PROM. - */ - while (1) { - ch = readb(&channel->control); - ZSDELAY(); - if (!(ch & BRK_ABRT)) - break; - } - ip22_do_break(); - return; - } + /* Handle the null char got when BREAK is removed. */ + if (!ch) + r1 |= up->tty_break; /* A real serial line, record the character and status. */ flag = TTY_NORMAL; up->port.icount.rx++; - if (r1 & (BRK_ABRT | PAR_ERR | Rx_OVR | CRC_ERR)) { - if (r1 & BRK_ABRT) { - r1 &= ~(PAR_ERR | CRC_ERR); + if (r1 & (PAR_ERR | Rx_OVR | CRC_ERR | Rx_SYS | Rx_BRK)) { + up->tty_break = 0; + + if (r1 & (Rx_SYS | Rx_BRK)) { up->port.icount.brk++; - if (uart_handle_break(&up->port)) - goto next_char; + if (r1 & Rx_SYS) + continue; + r1 &= ~(PAR_ERR | CRC_ERR); } else if (r1 & PAR_ERR) up->port.icount.parity++; @@ -310,30 +301,21 @@ static void ip22zilog_receive_chars(struct uart_ip22zilog_port *up, if (r1 & Rx_OVR) up->port.icount.overrun++; r1 &= up->port.read_status_mask; - if (r1 & BRK_ABRT) + if (r1 & Rx_BRK) flag = TTY_BREAK; else if (r1 & PAR_ERR) flag = TTY_PARITY; else if (r1 & CRC_ERR) flag = TTY_FRAME; } - if (uart_handle_sysrq_char(&up->port, ch)) - goto next_char; - if (up->port.ignore_status_mask == 0xff || - (r1 & up->port.ignore_status_mask) == 0) - tty_insert_flip_char(tty, ch, flag); + if (uart_handle_sysrq_char(&up->port, ch)) + continue; - if (r1 & Rx_OVR) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); - next_char: - ch = readb(&channel->control); - ZSDELAY(); - if (!(ch & Rx_CH_AV)) - break; + if (tty) + uart_insert_char(&up->port, r1, Rx_OVR, ch, flag); } - - tty_flip_buffer_push(tty); + return tty; } static void ip22zilog_status_handle(struct uart_ip22zilog_port *up, @@ -348,6 +330,15 @@ static void ip22zilog_status_handle(struct uart_ip22zilog_port *up, ZSDELAY(); ZS_WSYNC(channel); + if (up->curregs[R15] & BRKIE) { + if ((status & BRK_ABRT) && !(up->prev_status & BRK_ABRT)) { + if (uart_handle_break(&up->port)) + up->tty_break = Rx_SYS; + else + up->tty_break = Rx_BRK; + } + } + if (ZS_WANTS_MODEM_STATUS(up)) { if (status & SYNC) up->port.icount.dsr++; @@ -356,10 +347,10 @@ static void ip22zilog_status_handle(struct uart_ip22zilog_port *up, * But it does not tell us which bit has changed, we have to keep * track of this ourselves. */ - if ((status & DCD) ^ up->prev_status) + if ((status ^ up->prev_status) ^ DCD) uart_handle_dcd_change(&up->port, (status & DCD)); - if ((status & CTS) ^ up->prev_status) + if ((status ^ up->prev_status) ^ CTS) uart_handle_cts_change(&up->port, (status & CTS)); @@ -447,19 +438,21 @@ static irqreturn_t ip22zilog_interrupt(int irq, void *dev_id) while (up) { struct zilog_channel *channel = ZILOG_CHANNEL_FROM_PORT(&up->port); + struct tty_struct *tty; unsigned char r3; spin_lock(&up->port.lock); r3 = read_zsreg(channel, R3); /* Channel A */ + tty = NULL; if (r3 & (CHAEXT | CHATxIP | CHARxIP)) { writeb(RES_H_IUS, &channel->control); ZSDELAY(); ZS_WSYNC(channel); if (r3 & CHARxIP) - ip22zilog_receive_chars(up, channel); + tty = ip22zilog_receive_chars(up, channel); if (r3 & CHAEXT) ip22zilog_status_handle(up, channel); if (r3 & CHATxIP) @@ -467,18 +460,22 @@ static irqreturn_t ip22zilog_interrupt(int irq, void *dev_id) } spin_unlock(&up->port.lock); + if (tty) + tty_flip_buffer_push(tty); + /* Channel B */ up = up->next; channel = ZILOG_CHANNEL_FROM_PORT(&up->port); spin_lock(&up->port.lock); + tty = NULL; if (r3 & (CHBEXT | CHBTxIP | CHBRxIP)) { writeb(RES_H_IUS, &channel->control); ZSDELAY(); ZS_WSYNC(channel); if (r3 & CHBRxIP) - ip22zilog_receive_chars(up, channel); + tty = ip22zilog_receive_chars(up, channel); if (r3 & CHBEXT) ip22zilog_status_handle(up, channel); if (r3 & CHBTxIP) @@ -486,6 +483,9 @@ static irqreturn_t ip22zilog_interrupt(int irq, void *dev_id) } spin_unlock(&up->port.lock); + if (tty) + tty_flip_buffer_push(tty); + up = up->next; } @@ -681,11 +681,46 @@ static void ip22zilog_break_ctl(struct uart_port *port, int break_state) spin_unlock_irqrestore(&port->lock, flags); } +static void __ip22zilog_reset(struct uart_ip22zilog_port *up) +{ + struct zilog_channel *channel; + int i; + + if (up->flags & IP22ZILOG_FLAG_RESET_DONE) + return; + + /* Let pending transmits finish. */ + channel = ZILOG_CHANNEL_FROM_PORT(&up->port); + for (i = 0; i < 1000; i++) { + unsigned char stat = read_zsreg(channel, R1); + if (stat & ALL_SNT) + break; + udelay(100); + } + + if (!ZS_IS_CHANNEL_A(up)) { + up++; + channel = ZILOG_CHANNEL_FROM_PORT(&up->port); + } + write_zsreg(channel, R9, FHWRES); + ZSDELAY_LONG(); + (void) read_zsreg(channel, R0); + + up->flags |= IP22ZILOG_FLAG_RESET_DONE; + up->next->flags |= IP22ZILOG_FLAG_RESET_DONE; +} + static void __ip22zilog_startup(struct uart_ip22zilog_port *up) { struct zilog_channel *channel; channel = ZILOG_CHANNEL_FROM_PORT(&up->port); + + __ip22zilog_reset(up); + + __load_zsregs(channel, up->curregs); + /* set master interrupt enable */ + write_zsreg(channel, R9, up->curregs[R9]); up->prev_status = readb(&channel->control); /* Enable receiver and transmitter. */ @@ -859,8 +894,6 @@ ip22zilog_set_termios(struct uart_port *port, struct ktermios *termios, else up->flags &= ~IP22ZILOG_FLAG_MODEM_STATUS; - up->cflag = termios->c_cflag; - ip22zilog_maybe_update_regs(up, ZILOG_CHANNEL_FROM_PORT(port)); uart_update_timeout(port, termios->c_cflag, baud); @@ -992,74 +1025,29 @@ ip22zilog_console_write(struct console *con, const char *s, unsigned int count) spin_unlock_irqrestore(&up->port.lock, flags); } -void -ip22serial_console_termios(struct console *con, char *options) -{ - int baud = 9600, bits = 8, cflag; - int parity = 'n'; - int flow = 'n'; - - if (options) - uart_parse_options(options, &baud, &parity, &bits, &flow); - - cflag = CREAD | HUPCL | CLOCAL; - - switch (baud) { - case 150: cflag |= B150; break; - case 300: cflag |= B300; break; - case 600: cflag |= B600; break; - case 1200: cflag |= B1200; break; - case 2400: cflag |= B2400; break; - case 4800: cflag |= B4800; break; - case 9600: cflag |= B9600; break; - case 19200: cflag |= B19200; break; - case 38400: cflag |= B38400; break; - default: baud = 9600; cflag |= B9600; break; - } - - con->cflag = cflag | CS8; /* 8N1 */ - - uart_update_timeout(&ip22zilog_port_table[con->index].port, cflag, baud); -} - static int __init ip22zilog_console_setup(struct console *con, char *options) { struct uart_ip22zilog_port *up = &ip22zilog_port_table[con->index]; unsigned long flags; - int baud, brg; - - printk("Console: ttyS%d (IP22-Zilog)\n", con->index); + int baud = 9600, bits = 8; + int parity = 'n'; + int flow = 'n'; - /* Get firmware console settings. */ - ip22serial_console_termios(con, options); + up->flags |= IP22ZILOG_FLAG_IS_CONS; - /* Firmware console speed is limited to 150-->38400 baud so - * this hackish cflag thing is OK. - */ - switch (con->cflag & CBAUD) { - case B150: baud = 150; break; - case B300: baud = 300; break; - case B600: baud = 600; break; - case B1200: baud = 1200; break; - case B2400: baud = 2400; break; - case B4800: baud = 4800; break; - default: case B9600: baud = 9600; break; - case B19200: baud = 19200; break; - case B38400: baud = 38400; break; - }; - - brg = BPS_TO_BRG(baud, ZS_CLOCK / ZS_CLOCK_DIVISOR); + printk(KERN_INFO "Console: ttyS%d (IP22-Zilog)\n", con->index); spin_lock_irqsave(&up->port.lock, flags); - up->curregs[R15] = BRKIE; - ip22zilog_convert_to_zs(up, con->cflag, 0, brg); + up->curregs[R15] |= BRKIE; __ip22zilog_startup(up); spin_unlock_irqrestore(&up->port.lock, flags); - return 0; + if (options) + uart_parse_options(options, &baud, &parity, &bits, &flow); + return uart_set_options(&up->port, con, baud, parity, bits, flow); } static struct uart_driver ip22zilog_reg; @@ -1140,25 +1128,10 @@ static void __init ip22zilog_prepare(void) up[(chip * 2) + 1].port.line = (chip * 2) + 1; up[(chip * 2) + 1].flags |= IP22ZILOG_FLAG_IS_CHANNEL_A; } -} - -static void __init ip22zilog_init_hw(void) -{ - int i; - - for (i = 0; i < NUM_CHANNELS; i++) { - struct uart_ip22zilog_port *up = &ip22zilog_port_table[i]; - struct zilog_channel *channel = ZILOG_CHANNEL_FROM_PORT(&up->port); - unsigned long flags; - int baud, brg; - spin_lock_irqsave(&up->port.lock, flags); - - if (ZS_IS_CHANNEL_A(up)) { - write_zsreg(channel, R9, FHWRES); - ZSDELAY_LONG(); - (void) read_zsreg(channel, R0); - } + for (channel = 0; channel < NUM_CHANNELS; channel++) { + struct uart_ip22zilog_port *up = &ip22zilog_port_table[channel]; + int brg; /* Normal serial TTY. */ up->parity_mask = 0xff; @@ -1169,16 +1142,10 @@ static void __init ip22zilog_init_hw(void) up->curregs[R9] = NV | MIE; up->curregs[R10] = NRZ; up->curregs[R11] = TCBR | RCBR; - baud = 9600; - brg = BPS_TO_BRG(baud, ZS_CLOCK / ZS_CLOCK_DIVISOR); + brg = BPS_TO_BRG(9600, ZS_CLOCK / ZS_CLOCK_DIVISOR); up->curregs[R12] = (brg & 0xff); up->curregs[R13] = (brg >> 8) & 0xff; up->curregs[R14] = BRENAB; - __load_zsregs(channel, up->curregs); - /* set master interrupt enable */ - write_zsreg(channel, R9, up->curregs[R9]); - - spin_unlock_irqrestore(&up->port.lock, flags); } } @@ -1195,8 +1162,6 @@ static int __init ip22zilog_ports_init(void) panic("IP22-Zilog: Unable to register zs interrupt handler.\n"); } - ip22zilog_init_hw(); - ret = uart_register_driver(&ip22zilog_reg); if (ret == 0) { int i; diff --git a/drivers/serial/pxa.c b/drivers/serial/pxa.c index af3a011..352fcb8 100644 --- a/drivers/serial/pxa.c +++ b/drivers/serial/pxa.c @@ -585,11 +585,11 @@ serial_pxa_type(struct uart_port *port) return up->name; } -#ifdef CONFIG_SERIAL_PXA_CONSOLE - static struct uart_pxa_port *serial_pxa_ports[4]; static struct uart_driver serial_pxa_reg; +#ifdef CONFIG_SERIAL_PXA_CONSOLE + #define BOTH_EMPTY (UART_LSR_TEMT | UART_LSR_THRE) /* diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index a77ede5..abf0504 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -61,7 +61,7 @@ config SPI_ATMEL config SPI_BFIN tristate "SPI controller driver for ADI Blackfin5xx" - depends on SPI_MASTER && BFIN + depends on SPI_MASTER && BLACKFIN help This is the SPI controller master driver for Blackfin 5xx processor. diff --git a/drivers/spi/atmel_spi.c b/drivers/spi/atmel_spi.c index 0d342dc..ff6a14b 100644 --- a/drivers/spi/atmel_spi.c +++ b/drivers/spi/atmel_spi.c @@ -497,7 +497,7 @@ static int atmel_spi_setup(struct spi_device *spi) /* chipselect must have been muxed as GPIO (e.g. in board setup) */ npcs_pin = (unsigned int)spi->controller_data; if (!spi->controller_state) { - ret = gpio_request(npcs_pin, "spi_npcs"); + ret = gpio_request(npcs_pin, spi->dev.bus_id); if (ret) return ret; spi->controller_state = (void *)npcs_pin; diff --git a/drivers/spi/spi_s3c24xx_gpio.c b/drivers/spi/spi_s3c24xx_gpio.c index 0fa25e2..109d82c 100644 --- a/drivers/spi/spi_s3c24xx_gpio.c +++ b/drivers/spi/spi_s3c24xx_gpio.c @@ -96,6 +96,7 @@ static void s3c2410_spigpio_chipselect(struct spi_device *dev, int value) static int s3c2410_spigpio_probe(struct platform_device *dev) { + struct s3c2410_spigpio_info *info; struct spi_master *master; struct s3c2410_spigpio *sp; int ret; @@ -113,10 +114,11 @@ static int s3c2410_spigpio_probe(struct platform_device *dev) platform_set_drvdata(dev, sp); /* copy in the plkatform data */ - sp->info = dev->dev.platform_data; + info = sp->info = dev->dev.platform_data; /* setup spi bitbang adaptor */ sp->bitbang.master = spi_master_get(master); + sp->bitbang.master->bus_num = info->bus_num; sp->bitbang.chipselect = s3c2410_spigpio_chipselect; sp->bitbang.txrx_word[SPI_MODE_0] = s3c2410_spigpio_txrx_mode0; @@ -124,13 +126,18 @@ static int s3c2410_spigpio_probe(struct platform_device *dev) sp->bitbang.txrx_word[SPI_MODE_2] = s3c2410_spigpio_txrx_mode2; sp->bitbang.txrx_word[SPI_MODE_3] = s3c2410_spigpio_txrx_mode3; - /* set state of spi pins */ - s3c2410_gpio_setpin(sp->info->pin_clk, 0); - s3c2410_gpio_setpin(sp->info->pin_mosi, 0); + /* set state of spi pins, always assume that the clock is + * available, but do check the MOSI and MISO. */ + s3c2410_gpio_setpin(info->pin_clk, 0); + s3c2410_gpio_cfgpin(info->pin_clk, S3C2410_GPIO_OUTPUT); - s3c2410_gpio_cfgpin(sp->info->pin_clk, S3C2410_GPIO_OUTPUT); - s3c2410_gpio_cfgpin(sp->info->pin_mosi, S3C2410_GPIO_OUTPUT); - s3c2410_gpio_cfgpin(sp->info->pin_miso, S3C2410_GPIO_INPUT); + if (info->pin_mosi < S3C2410_GPH10) { + s3c2410_gpio_setpin(info->pin_mosi, 0); + s3c2410_gpio_cfgpin(info->pin_mosi, S3C2410_GPIO_OUTPUT); + } + + if (info->pin_miso != S3C2410_GPA0 && info->pin_miso < S3C2410_GPH10) + s3c2410_gpio_cfgpin(info->pin_miso, S3C2410_GPIO_INPUT); ret = spi_bitbang_start(&sp->bitbang); if (ret) diff --git a/drivers/usb/README b/drivers/usb/README index 3c84341..284f46b 100644 --- a/drivers/usb/README +++ b/drivers/usb/README @@ -39,12 +39,12 @@ first subdirectory in the list below that it fits into. image/ - This is for still image drivers, like scanners or digital cameras. -input/ - This is for any driver that uses the input subsystem, +../input/ - This is for any driver that uses the input subsystem, like keyboard, mice, touchscreens, tablets, etc. -media/ - This is for multimedia drivers, like video cameras, +../media/ - This is for multimedia drivers, like video cameras, radios, and any other drivers that talk to the v4l subsystem. -net/ - This is for network drivers. +../net/ - This is for network drivers. serial/ - This is for USB to serial drivers. storage/ - This is for USB mass-storage drivers. class/ - This is for all USB device drivers that do not fit diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index 8586817..c51f8e9 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -585,9 +585,6 @@ static int usb_uevent(struct device *dev, struct kobj_uevent_env *env) { struct usb_device *usb_dev; - if (!dev) - return -ENODEV; - /* driver is often null here; dev_dbg() would oops */ pr_debug ("usb %s: uevent\n", dev->bus_id); @@ -631,14 +628,6 @@ static int usb_uevent(struct device *dev, struct kobj_uevent_env *env) usb_dev->descriptor.bDeviceProtocol)) return -ENOMEM; - if (add_uevent_var(env, "BUSNUM=%03d", - usb_dev->bus->busnum)) - return -ENOMEM; - - if (add_uevent_var(env, "DEVNUM=%03d", - usb_dev->devnum)) - return -ENOMEM; - return 0; } diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index fea8256..d5ed3fa 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1311,8 +1311,8 @@ void usb_hcd_flush_endpoint(struct usb_device *udev, hcd = bus_to_hcd(udev->bus); /* No more submits can occur */ -rescan: spin_lock_irq(&hcd_urb_list_lock); +rescan: list_for_each_entry (urb, &ep->urb_list, urb_list) { int is_in; @@ -1345,6 +1345,7 @@ rescan: usb_put_urb (urb); /* list contents may have changed */ + spin_lock(&hcd_urb_list_lock); goto rescan; } spin_unlock_irq(&hcd_urb_list_lock); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 036c3de..13b326a 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -335,7 +335,7 @@ static void kick_khubd(struct usb_hub *hub) to_usb_interface(hub->intfdev)->pm_usage_cnt = 1; spin_lock_irqsave(&hub_event_lock, flags); - if (!hub->disconnected & list_empty(&hub->event_list)) { + if (!hub->disconnected && list_empty(&hub->event_list)) { list_add_tail(&hub->event_list, &hub_event_list); wake_up(&khubd_wait); } diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index 316a746..fcd40ec 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -1172,7 +1172,6 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate) struct usb_host_interface *alt; int ret; int manual = 0; - int changed; if (dev->state == USB_STATE_SUSPENDED) return -EHOSTUNREACH; @@ -1212,8 +1211,7 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate) */ /* prevent submissions using previous endpoint settings */ - changed = (iface->cur_altsetting != alt); - if (changed && device_is_registered(&iface->dev)) + if (iface->cur_altsetting != alt && device_is_registered(&iface->dev)) usb_remove_sysfs_intf_files(iface); usb_disable_interface(dev, iface); @@ -1250,7 +1248,7 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate) * (Likewise, EP0 never "halts" on well designed devices.) */ usb_enable_interface(dev, iface); - if (changed && device_is_registered(&iface->dev)) + if (device_is_registered(&iface->dev)) usb_create_sysfs_intf_files(iface); return 0; @@ -1348,34 +1346,10 @@ static int usb_if_uevent(struct device *dev, struct kobj_uevent_env *env) struct usb_interface *intf; struct usb_host_interface *alt; - if (!dev) - return -ENODEV; - - /* driver is often null here; dev_dbg() would oops */ - pr_debug ("usb %s: uevent\n", dev->bus_id); - intf = to_usb_interface(dev); usb_dev = interface_to_usbdev(intf); alt = intf->cur_altsetting; -#ifdef CONFIG_USB_DEVICEFS - if (add_uevent_var(env, "DEVICE=/proc/bus/usb/%03d/%03d", - usb_dev->bus->busnum, usb_dev->devnum)) - return -ENOMEM; -#endif - - if (add_uevent_var(env, "PRODUCT=%x/%x/%x", - le16_to_cpu(usb_dev->descriptor.idVendor), - le16_to_cpu(usb_dev->descriptor.idProduct), - le16_to_cpu(usb_dev->descriptor.bcdDevice))) - return -ENOMEM; - - if (add_uevent_var(env, "TYPE=%d/%d/%d", - usb_dev->descriptor.bDeviceClass, - usb_dev->descriptor.bDeviceSubClass, - usb_dev->descriptor.bDeviceProtocol)) - return -ENOMEM; - if (add_uevent_var(env, "INTERFACE=%d/%d/%d", alt->desc.bInterfaceClass, alt->desc.bInterfaceSubClass, @@ -1641,12 +1615,6 @@ free_interfaces: intf->dev.bus_id, ret); continue; } - - /* The driver's probe method can call usb_set_interface(), - * which would mean the interface's sysfs files are already - * created. Just in case, we'll remove them first. - */ - usb_remove_sysfs_intf_files(intf); usb_create_sysfs_intf_files(intf); } diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c index b04afd0..32bd130 100644 --- a/drivers/usb/core/sysfs.c +++ b/drivers/usb/core/sysfs.c @@ -735,6 +735,8 @@ int usb_create_sysfs_intf_files(struct usb_interface *intf) struct usb_host_interface *alt = intf->cur_altsetting; int retval; + if (intf->sysfs_files_created) + return 0; retval = sysfs_create_group(&dev->kobj, &intf_attr_grp); if (retval) return retval; @@ -746,6 +748,7 @@ int usb_create_sysfs_intf_files(struct usb_interface *intf) if (intf->intf_assoc) retval = sysfs_create_group(&dev->kobj, &intf_assoc_attr_grp); usb_create_intf_ep_files(intf, udev); + intf->sysfs_files_created = 1; return 0; } @@ -753,8 +756,11 @@ void usb_remove_sysfs_intf_files(struct usb_interface *intf) { struct device *dev = &intf->dev; + if (!intf->sysfs_files_created) + return; usb_remove_intf_ep_files(intf); device_remove_file(dev, &dev_attr_interface); sysfs_remove_group(&dev->kobj, &intf_attr_grp); sysfs_remove_group(&intf->dev.kobj, &intf_assoc_attr_grp); + intf->sysfs_files_created = 0; } diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index c4a6f10..8f14237 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -192,9 +192,34 @@ static void usb_release_dev(struct device *dev) kfree(udev); } +#ifdef CONFIG_HOTPLUG +static int usb_dev_uevent(struct device *dev, struct kobj_uevent_env *env) +{ + struct usb_device *usb_dev; + + usb_dev = to_usb_device(dev); + + if (add_uevent_var(env, "BUSNUM=%03d", usb_dev->bus->busnum)) + return -ENOMEM; + + if (add_uevent_var(env, "DEVNUM=%03d", usb_dev->devnum)) + return -ENOMEM; + + return 0; +} + +#else + +static int usb_dev_uevent(struct device *dev, struct kobj_uevent_env *env) +{ + return -ENODEV; +} +#endif /* CONFIG_HOTPLUG */ + struct device_type usb_device_type = { .name = "usb_device", .release = usb_release_dev, + .uevent = usb_dev_uevent, }; #ifdef CONFIG_PM diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c index 87c4f50..d377154 100644 --- a/drivers/usb/gadget/omap_udc.c +++ b/drivers/usb/gadget/omap_udc.c @@ -1241,14 +1241,14 @@ static void pullup_enable(struct omap_udc *udc) udc->gadget.dev.parent->power.power_state = PMSG_ON; udc->gadget.dev.power.power_state = PMSG_ON; UDC_SYSCON1_REG |= UDC_PULLUP_EN; - if (!gadget_is_otg(udc->gadget) && !cpu_is_omap15xx()) + if (!gadget_is_otg(&udc->gadget) && !cpu_is_omap15xx()) OTG_CTRL_REG |= OTG_BSESSVLD; UDC_IRQ_EN_REG = UDC_DS_CHG_IE; } static void pullup_disable(struct omap_udc *udc) { - if (!gadget_is_otg(udc->gadget) && !cpu_is_omap15xx()) + if (!gadget_is_otg(&udc->gadget) && !cpu_is_omap15xx()) OTG_CTRL_REG &= ~OTG_BSESSVLD; UDC_IRQ_EN_REG = UDC_DS_CHG_IE; UDC_SYSCON1_REG &= ~UDC_PULLUP_EN; @@ -1386,7 +1386,7 @@ static void update_otg(struct omap_udc *udc) { u16 devstat; - if (!gadget_is_otg(udc->gadget)) + if (!gadget_is_otg(&udc->gadget)) return; if (OTG_CTRL_REG & OTG_ID) diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c index e3e90f8..4ce050c 100644 --- a/drivers/usb/gadget/s3c2410_udc.c +++ b/drivers/usb/gadget/s3c2410_udc.c @@ -52,10 +52,10 @@ #include <asm/arch/irqs.h> #include <asm/arch/hardware.h> -#include <asm/arch/regs-clock.h> #include <asm/arch/regs-gpio.h> -#include <asm/arch/regs-udc.h> -#include <asm/arch/udc.h> + +#include <asm/plat-s3c24xx/regs-udc.h> +#include <asm/plat-s3c24xx/udc.h> #include <asm/mach-types.h> @@ -1511,7 +1511,11 @@ static irqreturn_t s3c2410_udc_vbus_irq(int irq, void *_dev) unsigned int value; dprintk(DEBUG_NORMAL, "%s()\n", __func__); + + /* some cpus cannot read from an line configured to IRQ! */ + s3c2410_gpio_cfgpin(udc_info->vbus_pin, S3C2410_GPIO_INPUT); value = s3c2410_gpio_getpin(udc_info->vbus_pin); + s3c2410_gpio_cfgpin(udc_info->vbus_pin, S3C2410_GPIO_SFN2); if (udc_info->vbus_pin_inverted) value = !value; @@ -1872,9 +1876,9 @@ static int s3c2410_udc_probe(struct platform_device *pdev) if (udc_info && udc_info->vbus_pin > 0) { irq = s3c2410_gpio_getirq(udc_info->vbus_pin); retval = request_irq(irq, s3c2410_udc_vbus_irq, - IRQF_DISABLED | IRQF_TRIGGER_RISING - | IRQF_TRIGGER_FALLING, - gadget_name, udc); + IRQF_DISABLED | IRQF_TRIGGER_RISING + | IRQF_TRIGGER_FALLING | IRQF_SHARED, + gadget_name, udc); if (retval != 0) { dev_err(dev, "can't get vbus irq %i, err %d\n", diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index 177e78e..49a91c5e 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -156,7 +156,7 @@ config USB_OHCI_HCD_PCI config USB_OHCI_HCD_SSB bool "OHCI support for Broadcom SSB OHCI core" - depends on USB_OHCI_HCD && (SSB = y || SSB = CONFIG_USB_OHCI_HCD) && EXPERIMENTAL + depends on USB_OHCI_HCD && (SSB = y || SSB = USB_OHCI_HCD) && EXPERIMENTAL default n ---help--- Support for the Sonics Silicon Backplane (SSB) attached diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index c151444..5f2d74e 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -575,12 +575,15 @@ static int ehci_run (struct usb_hcd *hcd) * from the companions to the EHCI controller. If any of the * companions are in the middle of a port reset at the time, it * could cause trouble. Write-locking ehci_cf_port_reset_rwsem - * guarantees that no resets are in progress. + * guarantees that no resets are in progress. After we set CF, + * a short delay lets the hardware catch up; new resets shouldn't + * be started before the port switching actions could complete. */ down_write(&ehci_cf_port_reset_rwsem); hcd->state = HC_STATE_RUNNING; ehci_writel(ehci, FLAG_CF, &ehci->regs->configured_flag); ehci_readl(ehci, &ehci->regs->command); /* unblock posted writes */ + msleep(5); up_write(&ehci_cf_port_reset_rwsem); temp = HC_VERSION(ehci_readl(ehci, &ehci->caps->hc_capbase)); diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c index 91e999c..bc207e3 100644 --- a/drivers/usb/image/microtek.c +++ b/drivers/usb/image/microtek.c @@ -819,7 +819,7 @@ static int mts_usb_probe(struct usb_interface *intf, goto out_kfree2; new_desc->host->hostdata[0] = (unsigned long)new_desc; - if (scsi_add_host(new_desc->host, NULL)) { + if (scsi_add_host(new_desc->host, &dev->dev)) { err_retval = -EIO; goto out_host_put; } diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c index c567aa7..5a2c44e 100644 --- a/drivers/usb/misc/adutux.c +++ b/drivers/usb/misc/adutux.c @@ -79,12 +79,22 @@ MODULE_DEVICE_TABLE(usb, device_table); #define COMMAND_TIMEOUT (2*HZ) /* 60 second timeout for a command */ +/* + * The locking scheme is a vanilla 3-lock: + * adu_device.buflock: A spinlock, covers what IRQs touch. + * adutux_mutex: A Static lock to cover open_count. It would also cover + * any globals, but we don't have them in 2.6. + * adu_device.mtx: A mutex to hold across sleepers like copy_from_user. + * It covers all of adu_device, except the open_count + * and what .buflock covers. + */ + /* Structure to hold all of our device specific stuff */ struct adu_device { - struct mutex mtx; /* locks this structure */ + struct mutex mtx; struct usb_device* udev; /* save off the usb device pointer */ struct usb_interface* interface; - unsigned char minor; /* the starting minor number for this device */ + unsigned int minor; /* the starting minor number for this device */ char serial_number[8]; int open_count; /* number of times this port has been opened */ @@ -107,8 +117,11 @@ struct adu_device { char* interrupt_out_buffer; struct usb_endpoint_descriptor* interrupt_out_endpoint; struct urb* interrupt_out_urb; + int out_urb_finished; }; +static DEFINE_MUTEX(adutux_mutex); + static struct usb_driver adu_driver; static void adu_debug_data(int level, const char *function, int size, @@ -132,27 +145,31 @@ static void adu_debug_data(int level, const char *function, int size, */ static void adu_abort_transfers(struct adu_device *dev) { - dbg(2," %s : enter", __FUNCTION__); + unsigned long flags; - if (dev == NULL) { - dbg(1," %s : dev is null", __FUNCTION__); - goto exit; - } + dbg(2," %s : enter", __FUNCTION__); if (dev->udev == NULL) { dbg(1," %s : udev is null", __FUNCTION__); goto exit; } - dbg(2," %s : udev state %d", __FUNCTION__, dev->udev->state); - if (dev->udev->state == USB_STATE_NOTATTACHED) { - dbg(1," %s : udev is not attached", __FUNCTION__); - goto exit; - } - /* shutdown transfer */ - usb_unlink_urb(dev->interrupt_in_urb); - usb_unlink_urb(dev->interrupt_out_urb); + + /* XXX Anchor these instead */ + spin_lock_irqsave(&dev->buflock, flags); + if (!dev->read_urb_finished) { + spin_unlock_irqrestore(&dev->buflock, flags); + usb_kill_urb(dev->interrupt_in_urb); + } else + spin_unlock_irqrestore(&dev->buflock, flags); + + spin_lock_irqsave(&dev->buflock, flags); + if (!dev->out_urb_finished) { + spin_unlock_irqrestore(&dev->buflock, flags); + usb_kill_urb(dev->interrupt_out_urb); + } else + spin_unlock_irqrestore(&dev->buflock, flags); exit: dbg(2," %s : leave", __FUNCTION__); @@ -162,8 +179,6 @@ static void adu_delete(struct adu_device *dev) { dbg(2, "%s enter", __FUNCTION__); - adu_abort_transfers(dev); - /* free data structures */ usb_free_urb(dev->interrupt_in_urb); usb_free_urb(dev->interrupt_out_urb); @@ -239,7 +254,10 @@ static void adu_interrupt_out_callback(struct urb *urb) goto exit; } - wake_up_interruptible(&dev->write_wait); + spin_lock(&dev->buflock); + dev->out_urb_finished = 1; + wake_up(&dev->write_wait); + spin_unlock(&dev->buflock); exit: adu_debug_data(5, __FUNCTION__, urb->actual_length, @@ -252,12 +270,17 @@ static int adu_open(struct inode *inode, struct file *file) struct adu_device *dev = NULL; struct usb_interface *interface; int subminor; - int retval = 0; + int retval; dbg(2,"%s : enter", __FUNCTION__); subminor = iminor(inode); + if ((retval = mutex_lock_interruptible(&adutux_mutex))) { + dbg(2, "%s : mutex lock failed", __FUNCTION__); + goto exit_no_lock; + } + interface = usb_find_interface(&adu_driver, subminor); if (!interface) { err("%s - error, can't find device for minor %d", @@ -267,54 +290,54 @@ static int adu_open(struct inode *inode, struct file *file) } dev = usb_get_intfdata(interface); - if (!dev) { + if (!dev || !dev->udev) { retval = -ENODEV; goto exit_no_device; } - /* lock this device */ - if ((retval = mutex_lock_interruptible(&dev->mtx))) { - dbg(2, "%s : mutex lock failed", __FUNCTION__); + /* check that nobody else is using the device */ + if (dev->open_count) { + retval = -EBUSY; goto exit_no_device; } - /* increment our usage count for the device */ ++dev->open_count; dbg(2,"%s : open count %d", __FUNCTION__, dev->open_count); /* save device in the file's private structure */ file->private_data = dev; - if (dev->open_count == 1) { - /* initialize in direction */ - dev->read_buffer_length = 0; + /* initialize in direction */ + dev->read_buffer_length = 0; - /* fixup first read by having urb waiting for it */ - usb_fill_int_urb(dev->interrupt_in_urb,dev->udev, - usb_rcvintpipe(dev->udev, - dev->interrupt_in_endpoint->bEndpointAddress), - dev->interrupt_in_buffer, - le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize), - adu_interrupt_in_callback, dev, - dev->interrupt_in_endpoint->bInterval); - /* dev->interrupt_in_urb->transfer_flags |= URB_ASYNC_UNLINK; */ - dev->read_urb_finished = 0; - retval = usb_submit_urb(dev->interrupt_in_urb, GFP_KERNEL); - if (retval) - --dev->open_count; - } - mutex_unlock(&dev->mtx); + /* fixup first read by having urb waiting for it */ + usb_fill_int_urb(dev->interrupt_in_urb,dev->udev, + usb_rcvintpipe(dev->udev, + dev->interrupt_in_endpoint->bEndpointAddress), + dev->interrupt_in_buffer, + le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize), + adu_interrupt_in_callback, dev, + dev->interrupt_in_endpoint->bInterval); + dev->read_urb_finished = 0; + if (usb_submit_urb(dev->interrupt_in_urb, GFP_KERNEL)) + dev->read_urb_finished = 1; + /* we ignore failure */ + /* end of fixup for first read */ + + /* initialize out direction */ + dev->out_urb_finished = 1; + + retval = 0; exit_no_device: + mutex_unlock(&adutux_mutex); +exit_no_lock: dbg(2,"%s : leave, return value %d ", __FUNCTION__, retval); - return retval; } -static int adu_release_internal(struct adu_device *dev) +static void adu_release_internal(struct adu_device *dev) { - int retval = 0; - dbg(2," %s : enter", __FUNCTION__); /* decrement our usage count for the device */ @@ -326,12 +349,11 @@ static int adu_release_internal(struct adu_device *dev) } dbg(2," %s : leave", __FUNCTION__); - return retval; } static int adu_release(struct inode *inode, struct file *file) { - struct adu_device *dev = NULL; + struct adu_device *dev; int retval = 0; dbg(2," %s : enter", __FUNCTION__); @@ -343,15 +365,13 @@ static int adu_release(struct inode *inode, struct file *file) } dev = file->private_data; - if (dev == NULL) { dbg(1," %s : object is NULL", __FUNCTION__); retval = -ENODEV; goto exit; } - /* lock our device */ - mutex_lock(&dev->mtx); /* not interruptible */ + mutex_lock(&adutux_mutex); /* not interruptible */ if (dev->open_count <= 0) { dbg(1," %s : device not opened", __FUNCTION__); @@ -359,19 +379,15 @@ static int adu_release(struct inode *inode, struct file *file) goto exit; } + adu_release_internal(dev); if (dev->udev == NULL) { /* the device was unplugged before the file was released */ - mutex_unlock(&dev->mtx); - adu_delete(dev); - dev = NULL; - } else { - /* do the work */ - retval = adu_release_internal(dev); + if (!dev->open_count) /* ... and we're the last user */ + adu_delete(dev); } exit: - if (dev) - mutex_unlock(&dev->mtx); + mutex_unlock(&adutux_mutex); dbg(2," %s : leave, return value %d", __FUNCTION__, retval); return retval; } @@ -393,12 +409,12 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count, dev = file->private_data; dbg(2," %s : dev=%p", __FUNCTION__, dev); - /* lock this object */ + if (mutex_lock_interruptible(&dev->mtx)) return -ERESTARTSYS; /* verify that the device wasn't unplugged */ - if (dev->udev == NULL || dev->minor == 0) { + if (dev->udev == NULL) { retval = -ENODEV; err("No device or device unplugged %d", retval); goto exit; @@ -452,7 +468,7 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count, should_submit = 1; } else { /* even the primary was empty - we may need to do IO */ - if (dev->interrupt_in_urb->status == -EINPROGRESS) { + if (!dev->read_urb_finished) { /* somebody is doing IO */ spin_unlock_irqrestore(&dev->buflock, flags); dbg(2," %s : submitted already", __FUNCTION__); @@ -460,6 +476,7 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count, /* we must initiate input */ dbg(2," %s : initiate input", __FUNCTION__); dev->read_urb_finished = 0; + spin_unlock_irqrestore(&dev->buflock, flags); usb_fill_int_urb(dev->interrupt_in_urb,dev->udev, usb_rcvintpipe(dev->udev, @@ -469,15 +486,12 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count, adu_interrupt_in_callback, dev, dev->interrupt_in_endpoint->bInterval); - retval = usb_submit_urb(dev->interrupt_in_urb, GFP_ATOMIC); - if (!retval) { - spin_unlock_irqrestore(&dev->buflock, flags); - dbg(2," %s : submitted OK", __FUNCTION__); - } else { + retval = usb_submit_urb(dev->interrupt_in_urb, GFP_KERNEL); + if (retval) { + dev->read_urb_finished = 1; if (retval == -ENOMEM) { retval = bytes_read ? bytes_read : -ENOMEM; } - spin_unlock_irqrestore(&dev->buflock, flags); dbg(2," %s : submit failed", __FUNCTION__); goto exit; } @@ -486,10 +500,14 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count, /* we wait for I/O to complete */ set_current_state(TASK_INTERRUPTIBLE); add_wait_queue(&dev->read_wait, &wait); - if (!dev->read_urb_finished) + spin_lock_irqsave(&dev->buflock, flags); + if (!dev->read_urb_finished) { + spin_unlock_irqrestore(&dev->buflock, flags); timeout = schedule_timeout(COMMAND_TIMEOUT); - else + } else { + spin_unlock_irqrestore(&dev->buflock, flags); set_current_state(TASK_RUNNING); + } remove_wait_queue(&dev->read_wait, &wait); if (timeout <= 0) { @@ -509,19 +527,23 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count, retval = bytes_read; /* if the primary buffer is empty then use it */ - if (should_submit && !dev->interrupt_in_urb->status==-EINPROGRESS) { + spin_lock_irqsave(&dev->buflock, flags); + if (should_submit && dev->read_urb_finished) { + dev->read_urb_finished = 0; + spin_unlock_irqrestore(&dev->buflock, flags); usb_fill_int_urb(dev->interrupt_in_urb,dev->udev, usb_rcvintpipe(dev->udev, dev->interrupt_in_endpoint->bEndpointAddress), - dev->interrupt_in_buffer, - le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize), - adu_interrupt_in_callback, - dev, - dev->interrupt_in_endpoint->bInterval); - /* dev->interrupt_in_urb->transfer_flags |= URB_ASYNC_UNLINK; */ - dev->read_urb_finished = 0; - usb_submit_urb(dev->interrupt_in_urb, GFP_KERNEL); + dev->interrupt_in_buffer, + le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize), + adu_interrupt_in_callback, + dev, + dev->interrupt_in_endpoint->bInterval); + if (usb_submit_urb(dev->interrupt_in_urb, GFP_KERNEL) != 0) + dev->read_urb_finished = 1; /* we ignore failure */ + } else { + spin_unlock_irqrestore(&dev->buflock, flags); } exit: @@ -535,24 +557,24 @@ exit: static ssize_t adu_write(struct file *file, const __user char *buffer, size_t count, loff_t *ppos) { + DECLARE_WAITQUEUE(waita, current); struct adu_device *dev; size_t bytes_written = 0; size_t bytes_to_write; size_t buffer_size; + unsigned long flags; int retval; - int timeout = 0; dbg(2," %s : enter, count = %Zd", __FUNCTION__, count); dev = file->private_data; - /* lock this object */ retval = mutex_lock_interruptible(&dev->mtx); if (retval) goto exit_nolock; /* verify that the device wasn't unplugged */ - if (dev->udev == NULL || dev->minor == 0) { + if (dev->udev == NULL) { retval = -ENODEV; err("No device or device unplugged %d", retval); goto exit; @@ -564,42 +586,37 @@ static ssize_t adu_write(struct file *file, const __user char *buffer, goto exit; } - while (count > 0) { - if (dev->interrupt_out_urb->status == -EINPROGRESS) { - timeout = COMMAND_TIMEOUT; + add_wait_queue(&dev->write_wait, &waita); + set_current_state(TASK_INTERRUPTIBLE); + spin_lock_irqsave(&dev->buflock, flags); + if (!dev->out_urb_finished) { + spin_unlock_irqrestore(&dev->buflock, flags); - while (timeout > 0) { - if (signal_pending(current)) { + mutex_unlock(&dev->mtx); + if (signal_pending(current)) { dbg(1," %s : interrupted", __FUNCTION__); + set_current_state(TASK_RUNNING); retval = -EINTR; - goto exit; + goto exit_onqueue; } - mutex_unlock(&dev->mtx); - timeout = interruptible_sleep_on_timeout(&dev->write_wait, timeout); + if (schedule_timeout(COMMAND_TIMEOUT) == 0) { + dbg(1, "%s - command timed out.", __FUNCTION__); + retval = -ETIMEDOUT; + goto exit_onqueue; + } + remove_wait_queue(&dev->write_wait, &waita); retval = mutex_lock_interruptible(&dev->mtx); if (retval) { retval = bytes_written ? bytes_written : retval; goto exit_nolock; } - if (timeout > 0) { - break; - } - dbg(1," %s : interrupted timeout: %d", __FUNCTION__, timeout); - } - - - dbg(1," %s : final timeout: %d", __FUNCTION__, timeout); - - if (timeout == 0) { - dbg(1, "%s - command timed out.", __FUNCTION__); - retval = -ETIMEDOUT; - goto exit; - } - - dbg(4," %s : in progress, count = %Zd", __FUNCTION__, count); + dbg(4," %s : in progress, count = %Zd", __FUNCTION__, count); } else { + spin_unlock_irqrestore(&dev->buflock, flags); + set_current_state(TASK_RUNNING); + remove_wait_queue(&dev->write_wait, &waita); dbg(4," %s : sending, count = %Zd", __FUNCTION__, count); /* write the data into interrupt_out_buffer from userspace */ @@ -622,11 +639,12 @@ static ssize_t adu_write(struct file *file, const __user char *buffer, bytes_to_write, adu_interrupt_out_callback, dev, - dev->interrupt_in_endpoint->bInterval); - /* dev->interrupt_in_urb->transfer_flags |= URB_ASYNC_UNLINK; */ + dev->interrupt_out_endpoint->bInterval); dev->interrupt_out_urb->actual_length = bytes_to_write; + dev->out_urb_finished = 0; retval = usb_submit_urb(dev->interrupt_out_urb, GFP_KERNEL); if (retval < 0) { + dev->out_urb_finished = 1; err("Couldn't submit interrupt_out_urb %d", retval); goto exit; } @@ -637,16 +655,17 @@ static ssize_t adu_write(struct file *file, const __user char *buffer, bytes_written += bytes_to_write; } } - - retval = bytes_written; + mutex_unlock(&dev->mtx); + return bytes_written; exit: - /* unlock the device */ mutex_unlock(&dev->mtx); exit_nolock: - dbg(2," %s : leave, return value %d", __FUNCTION__, retval); + return retval; +exit_onqueue: + remove_wait_queue(&dev->write_wait, &waita); return retval; } @@ -831,25 +850,22 @@ static void adu_disconnect(struct usb_interface *interface) dbg(2," %s : enter", __FUNCTION__); dev = usb_get_intfdata(interface); - usb_set_intfdata(interface, NULL); + mutex_lock(&dev->mtx); /* not interruptible */ + dev->udev = NULL; /* poison */ minor = dev->minor; - - /* give back our minor */ usb_deregister_dev(interface, &adu_class); - dev->minor = 0; + mutex_unlock(&dev->mtx); - mutex_lock(&dev->mtx); /* not interruptible */ + mutex_lock(&adutux_mutex); + usb_set_intfdata(interface, NULL); /* if the device is not opened, then we clean up right now */ dbg(2," %s : open count %d", __FUNCTION__, dev->open_count); - if (!dev->open_count) { - mutex_unlock(&dev->mtx); + if (!dev->open_count) adu_delete(dev); - } else { - dev->udev = NULL; - mutex_unlock(&dev->mtx); - } + + mutex_unlock(&adutux_mutex); dev_info(&interface->dev, "ADU device adutux%d now disconnected\n", (minor - ADU_MINOR_BASE)); diff --git a/drivers/usb/misc/usbled.c b/drivers/usb/misc/usbled.c index 49c5c5c..06cb719 100644 --- a/drivers/usb/misc/usbled.c +++ b/drivers/usb/misc/usbled.c @@ -144,12 +144,14 @@ static void led_disconnect(struct usb_interface *interface) struct usb_led *dev; dev = usb_get_intfdata (interface); - usb_set_intfdata (interface, NULL); device_remove_file(&interface->dev, &dev_attr_blue); device_remove_file(&interface->dev, &dev_attr_red); device_remove_file(&interface->dev, &dev_attr_green); + /* first remove the files, then set the pointer to NULL */ + usb_set_intfdata (interface, NULL); + usb_put_dev(dev->udev); kfree(dev); diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 9eb4a65..d415311 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -327,6 +327,7 @@ void usb_serial_generic_read_bulk_callback (struct urb *urb) struct usb_serial_port *port = (struct usb_serial_port *)urb->context; unsigned char *data = urb->transfer_buffer; int status = urb->status; + unsigned long flags; dbg("%s - port %d", __FUNCTION__, port->number); @@ -339,11 +340,11 @@ void usb_serial_generic_read_bulk_callback (struct urb *urb) usb_serial_debug_data(debug, &port->dev, __FUNCTION__, urb->actual_length, data); /* Throttle the device if requested by tty */ - spin_lock(&port->lock); + spin_lock_irqsave(&port->lock, flags); if (!(port->throttled = port->throttle_req)) /* Handle data and continue reading from device */ flush_and_resubmit_read_urb(port); - spin_unlock(&port->lock); + spin_unlock_irqrestore(&port->lock, flags); } EXPORT_SYMBOL_GPL(usb_serial_generic_read_bulk_callback); diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 1f7ab15..feba967 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -1215,12 +1215,14 @@ static int keyspan_chars_in_buffer (struct usb_serial_port *port) static int keyspan_open (struct usb_serial_port *port, struct file *filp) { - struct keyspan_port_private *p_priv; - struct keyspan_serial_private *s_priv; - struct usb_serial *serial = port->serial; + struct keyspan_port_private *p_priv; + struct keyspan_serial_private *s_priv; + struct usb_serial *serial = port->serial; const struct keyspan_device_details *d_details; int i, err; + int baud_rate, device_port; struct urb *urb; + unsigned int cflag; s_priv = usb_get_serial_data(serial); p_priv = usb_get_serial_port_data(port); @@ -1263,6 +1265,30 @@ static int keyspan_open (struct usb_serial_port *port, struct file *filp) /* usb_settoggle(urb->dev, usb_pipeendpoint(urb->pipe), usb_pipeout(urb->pipe), 0); */ } + /* get the terminal config for the setup message now so we don't + * need to send 2 of them */ + + cflag = port->tty->termios->c_cflag; + device_port = port->number - port->serial->minor; + + /* Baud rate calculation takes baud rate as an integer + so other rates can be generated if desired. */ + baud_rate = tty_get_baud_rate(port->tty); + /* If no match or invalid, leave as default */ + if (baud_rate >= 0 + && d_details->calculate_baud_rate(baud_rate, d_details->baudclk, + NULL, NULL, NULL, device_port) == KEYSPAN_BAUD_RATE_OK) { + p_priv->baud = baud_rate; + } + + /* set CTS/RTS handshake etc. */ + p_priv->cflag = cflag; + p_priv->flow_control = (cflag & CRTSCTS)? flow_cts: flow_none; + + keyspan_send_setup(port, 1); + //mdelay(100); + //keyspan_set_termios(port, NULL); + return (0); } diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index a5ced7e..c29c912 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -2711,7 +2711,7 @@ static int mos7840_startup(struct usb_serial *serial) status = mos7840_set_reg_sync(serial->port[0], ZLP_REG5, Data); if (status < 0) { dbg("Writing ZLP_REG5 failed status-0x%x\n", status); - return -1; + goto error; } else dbg("ZLP_REG5 Writing success status%d\n", status); diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 2cd3f1d..cf8add9 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -86,6 +86,7 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(ALCOR_VENDOR_ID, ALCOR_PRODUCT_ID) }, { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_ID) }, { USB_DEVICE(WS002IN_VENDOR_ID, WS002IN_PRODUCT_ID) }, + { USB_DEVICE(COREGA_VENDOR_ID, COREGA_PRODUCT_ID) }, { } /* Terminating entry */ }; diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h index ed603e3..d31f5d2 100644 --- a/drivers/usb/serial/pl2303.h +++ b/drivers/usb/serial/pl2303.h @@ -104,3 +104,6 @@ #define WS002IN_VENDOR_ID 0x11f6 #define WS002IN_PRODUCT_ID 0x2001 +/* Corega CG-USBRS232R Serial Adapter */ +#define COREGA_VENDOR_ID 0x07aa +#define COREGA_PRODUCT_ID 0x002a diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index 833f6e1..605ebcc 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -136,6 +136,8 @@ static struct usb_device_id id_table_3port [] = { { USB_DEVICE(0x0f30, 0x1b1d) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x0020) }, /* Sierra Wireless MC5725 */ + { USB_DEVICE(0x1199, 0x0220) }, /* Sierra Wireless MC5725 */ + { USB_DEVICE(0x1199, 0x0220) }, /* Sierra Wireless MC5725 */ { USB_DEVICE(0x1199, 0x0019) }, /* Sierra Wireless AirCard 595 */ { USB_DEVICE(0x1199, 0x0021) }, /* Sierra Wireless AirCard 597E */ { USB_DEVICE(0x1199, 0x0120) }, /* Sierra Wireless USB Dongle 595U*/ diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c index 1ba19ea..836a34a 100644 --- a/drivers/usb/storage/scsiglue.c +++ b/drivers/usb/storage/scsiglue.c @@ -177,6 +177,10 @@ static int slave_configure(struct scsi_device *sdev) * is an occasional series of retries that will all fail. */ sdev->retry_hwerror = 1; + /* USB disks should allow restart. Some drives spin down + * automatically, requiring a START-STOP UNIT command. */ + sdev->allow_restart = 1; + } else { /* Non-disk-type devices don't need to blacklist any pages diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 22ab238..2c27721 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -342,11 +342,11 @@ UNUSUAL_DEV( 0x04b0, 0x040d, 0x0100, 0x0100, US_FL_FIX_CAPACITY), /* Reported by Graber and Mike Pagano <mpagano-kernel@mpagano.com> */ -UNUSUAL_DEV( 0x04b0, 0x040f, 0x0200, 0x0200, - "NIKON", - "NIKON DSC D200", - US_SC_DEVICE, US_PR_DEVICE, NULL, - US_FL_FIX_CAPACITY), +UNUSUAL_DEV( 0x04b0, 0x040f, 0x0100, 0x0200, + "NIKON", + "NIKON DSC D200", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_FIX_CAPACITY), /* Reported by Emil Larsson <emil@swip.net> */ UNUSUAL_DEV( 0x04b0, 0x0411, 0x0100, 0x0101, @@ -731,6 +731,13 @@ UNUSUAL_DEV( 0x0584, 0x0008, 0x0102, 0x0102, US_SC_SCSI, US_PR_ALAUDA, init_alauda, 0 ), #endif +/* Reported by RTE <raszilki@yandex.ru> */ +UNUSUAL_DEV( 0x058f, 0x6387, 0x0141, 0x0141, + "JetFlash", + "TS1GJF2A/120", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_MAX_SECTORS_64 ), + /* Fabrizio Fellini <fello@libero.it> */ UNUSUAL_DEV( 0x0595, 0x4343, 0x0000, 0x2210, "Fujifilm", diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index 7d86e9e..5b3dbcf 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -641,6 +641,17 @@ config FB_VESA You will get a boot time penguin logo at no additional cost. Please read <file:Documentation/fb/vesafb.txt>. If unsure, say Y. +config FB_EFI + bool "EFI-based Framebuffer Support" + depends on (FB = y) && X86 + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + This is the EFI frame buffer device driver. If the firmware on + your platform is UEFI2.0, select Y to add support for + Graphics Output Protocol for early console messages to appear. + config FB_IMAC bool "Intel-based Macintosh Framebuffer Support" depends on (FB = y) && X86 && EFI diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 59d6c45..83e02b3 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -118,6 +118,7 @@ obj-$(CONFIG_FB_OMAP) += omap/ obj-$(CONFIG_FB_UVESA) += uvesafb.o obj-$(CONFIG_FB_VESA) += vesafb.o obj-$(CONFIG_FB_IMAC) += imacfb.o +obj-$(CONFIG_FB_EFI) += efifb.o obj-$(CONFIG_FB_VGA16) += vga16fb.o obj-$(CONFIG_FB_OF) += offb.o obj-$(CONFIG_FB_BF54X_LQ043) += bf54x-lq043fb.o diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 235b618..11a3a22 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -268,6 +268,10 @@ static int atmel_lcdfb_set_par(struct fb_info *info) /* Turn off the LCD controller and the DMA controller */ lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET); + /* Wait for the LCDC core to become idle */ + while (lcdc_readl(sinfo, ATMEL_LCDC_PWRCON) & ATMEL_LCDC_BUSY) + msleep(10); + lcdc_writel(sinfo, ATMEL_LCDC_DMACON, 0); if (info->var.bits_per_pixel == 1) diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c index 1e32b3d..62867cb 100644 --- a/drivers/video/aty/radeon_base.c +++ b/drivers/video/aty/radeon_base.c @@ -202,6 +202,7 @@ static struct pci_device_id radeonfb_pci_table[] = { CHIP_DEF(PCI_CHIP_RV380_3154, RV380, CHIP_HAS_CRTC2 | CHIP_IS_MOBILITY), CHIP_DEF(PCI_CHIP_RV370_5B60, RV380, CHIP_HAS_CRTC2), CHIP_DEF(PCI_CHIP_RV370_5B62, RV380, CHIP_HAS_CRTC2), + CHIP_DEF(PCI_CHIP_RV370_5B63, RV380, CHIP_HAS_CRTC2), CHIP_DEF(PCI_CHIP_RV370_5B64, RV380, CHIP_HAS_CRTC2), CHIP_DEF(PCI_CHIP_RV370_5B65, RV380, CHIP_HAS_CRTC2), CHIP_DEF(PCI_CHIP_RV370_5460, RV380, CHIP_HAS_CRTC2 | CHIP_IS_MOBILITY), diff --git a/drivers/video/console/Kconfig b/drivers/video/console/Kconfig index 267422f..b87ed37 100644 --- a/drivers/video/console/Kconfig +++ b/drivers/video/console/Kconfig @@ -6,7 +6,7 @@ menu "Console display driver support" config VGA_CONSOLE bool "VGA text console" if EMBEDDED || !X86 - depends on !ARCH_ACORN && !ARCH_EBSA110 && !4xx && !8xx && !SPARC && !M68K && !PARISC && !FRV && !ARCH_VERSATILE && !SUPERH && !BFIN + depends on !ARCH_ACORN && !ARCH_EBSA110 && !4xx && !8xx && !SPARC && !M68K && !PARISC && !FRV && !ARCH_VERSATILE && !SUPERH && !BLACKFIN default y help Saying Y here will allow you to use Linux in text mode through a diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c new file mode 100644 index 0000000..bd779ae --- /dev/null +++ b/drivers/video/efifb.c @@ -0,0 +1,232 @@ +/* + * Framebuffer driver for EFI/UEFI based system + * + * (c) 2006 Edgar Hucek <gimli@dark-green.com> + * Original efi driver written by Gerd Knorr <kraxel@goldbach.in-berlin.de> + * + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/fb.h> +#include <linux/platform_device.h> +#include <linux/screen_info.h> + +#include <video/vga.h> + +static struct fb_var_screeninfo efifb_defined __initdata = { + .activate = FB_ACTIVATE_NOW, + .height = -1, + .width = -1, + .right_margin = 32, + .upper_margin = 16, + .lower_margin = 4, + .vsync_len = 4, + .vmode = FB_VMODE_NONINTERLACED, +}; + +static struct fb_fix_screeninfo efifb_fix __initdata = { + .id = "EFI VGA", + .type = FB_TYPE_PACKED_PIXELS, + .accel = FB_ACCEL_NONE, + .visual = FB_VISUAL_TRUECOLOR, +}; + +static int efifb_setcolreg(unsigned regno, unsigned red, unsigned green, + unsigned blue, unsigned transp, + struct fb_info *info) +{ + /* + * Set a single color register. The values supplied are + * already rounded down to the hardware's capabilities + * (according to the entries in the `var' structure). Return + * != 0 for invalid regno. + */ + + if (regno >= info->cmap.len) + return 1; + + if (regno < 16) { + red >>= 8; + green >>= 8; + blue >>= 8; + ((u32 *)(info->pseudo_palette))[regno] = + (red << info->var.red.offset) | + (green << info->var.green.offset) | + (blue << info->var.blue.offset); + } + return 0; +} + +static struct fb_ops efifb_ops = { + .owner = THIS_MODULE, + .fb_setcolreg = efifb_setcolreg, + .fb_fillrect = cfb_fillrect, + .fb_copyarea = cfb_copyarea, + .fb_imageblit = cfb_imageblit, +}; + +static int __init efifb_probe(struct platform_device *dev) +{ + struct fb_info *info; + int err; + unsigned int size_vmode; + unsigned int size_remap; + unsigned int size_total; + + efifb_fix.smem_start = screen_info.lfb_base; + efifb_defined.bits_per_pixel = screen_info.lfb_depth; + efifb_defined.xres = screen_info.lfb_width; + efifb_defined.yres = screen_info.lfb_height; + efifb_fix.line_length = screen_info.lfb_linelength; + + /* size_vmode -- that is the amount of memory needed for the + * used video mode, i.e. the minimum amount of + * memory we need. */ + size_vmode = efifb_defined.yres * efifb_fix.line_length; + + /* size_total -- all video memory we have. Used for + * entries, ressource allocation and bounds + * checking. */ + size_total = screen_info.lfb_size; + if (size_total < size_vmode) + size_total = size_vmode; + + /* size_remap -- the amount of video memory we are going to + * use for efifb. With modern cards it is no + * option to simply use size_total as that + * wastes plenty of kernel address space. */ + size_remap = size_vmode * 2; + if (size_remap < size_vmode) + size_remap = size_vmode; + if (size_remap > size_total) + size_remap = size_total; + efifb_fix.smem_len = size_remap; + + if (!request_mem_region(efifb_fix.smem_start, size_total, "efifb")) + /* We cannot make this fatal. Sometimes this comes from magic + spaces our resource handlers simply don't know about */ + printk(KERN_WARNING + "efifb: cannot reserve video memory at 0x%lx\n", + efifb_fix.smem_start); + + info = framebuffer_alloc(sizeof(u32) * 16, &dev->dev); + if (!info) { + err = -ENOMEM; + goto err_release_mem; + } + info->pseudo_palette = info->par; + info->par = NULL; + + info->screen_base = ioremap(efifb_fix.smem_start, efifb_fix.smem_len); + if (!info->screen_base) { + printk(KERN_ERR "efifb: abort, cannot ioremap video memory " + "0x%x @ 0x%lx\n", + efifb_fix.smem_len, efifb_fix.smem_start); + err = -EIO; + goto err_unmap; + } + + printk(KERN_INFO "efifb: framebuffer at 0x%lx, mapped to 0x%p, " + "using %dk, total %dk\n", + efifb_fix.smem_start, info->screen_base, + size_remap/1024, size_total/1024); + printk(KERN_INFO "efifb: mode is %dx%dx%d, linelength=%d, pages=%d\n", + efifb_defined.xres, efifb_defined.yres, + efifb_defined.bits_per_pixel, efifb_fix.line_length, + screen_info.pages); + + efifb_defined.xres_virtual = efifb_defined.xres; + efifb_defined.yres_virtual = efifb_fix.smem_len / + efifb_fix.line_length; + printk(KERN_INFO "efifb: scrolling: redraw\n"); + efifb_defined.yres_virtual = efifb_defined.yres; + + /* some dummy values for timing to make fbset happy */ + efifb_defined.pixclock = 10000000 / efifb_defined.xres * + 1000 / efifb_defined.yres; + efifb_defined.left_margin = (efifb_defined.xres / 8) & 0xf8; + efifb_defined.hsync_len = (efifb_defined.xres / 8) & 0xf8; + + efifb_defined.red.offset = screen_info.red_pos; + efifb_defined.red.length = screen_info.red_size; + efifb_defined.green.offset = screen_info.green_pos; + efifb_defined.green.length = screen_info.green_size; + efifb_defined.blue.offset = screen_info.blue_pos; + efifb_defined.blue.length = screen_info.blue_size; + efifb_defined.transp.offset = screen_info.rsvd_pos; + efifb_defined.transp.length = screen_info.rsvd_size; + + printk(KERN_INFO "efifb: %s: " + "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n", + "Truecolor", + screen_info.rsvd_size, + screen_info.red_size, + screen_info.green_size, + screen_info.blue_size, + screen_info.rsvd_pos, + screen_info.red_pos, + screen_info.green_pos, + screen_info.blue_pos); + + efifb_fix.ypanstep = 0; + efifb_fix.ywrapstep = 0; + + info->fbops = &efifb_ops; + info->var = efifb_defined; + info->fix = efifb_fix; + info->flags = FBINFO_FLAG_DEFAULT; + + if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) { + err = -ENOMEM; + goto err_unmap; + } + if (register_framebuffer(info) < 0) { + err = -EINVAL; + goto err_fb_dealoc; + } + printk(KERN_INFO "fb%d: %s frame buffer device\n", + info->node, info->fix.id); + return 0; + +err_fb_dealoc: + fb_dealloc_cmap(&info->cmap); +err_unmap: + iounmap(info->screen_base); + framebuffer_release(info); +err_release_mem: + release_mem_region(efifb_fix.smem_start, size_total); + return err; +} + +static struct platform_driver efifb_driver = { + .probe = efifb_probe, + .driver = { + .name = "efifb", + }, +}; + +static struct platform_device efifb_device = { + .name = "efifb", +}; + +static int __init efifb_init(void) +{ + int ret; + + if (screen_info.orig_video_isVGA != VIDEO_TYPE_EFI) + return -ENODEV; + + ret = platform_driver_register(&efifb_driver); + + if (!ret) { + ret = platform_device_register(&efifb_device); + if (ret) + platform_driver_unregister(&efifb_driver); + } + return ret; +} +module_init(efifb_init); + +MODULE_LICENSE("GPL"); diff --git a/drivers/video/fb_ddc.c b/drivers/video/fb_ddc.c index f836137..a0df632 100644 --- a/drivers/video/fb_ddc.c +++ b/drivers/video/fb_ddc.c @@ -56,13 +56,12 @@ unsigned char *fb_ddc_read(struct i2c_adapter *adapter) int i, j; algo_data->setscl(algo_data->data, 1); - algo_data->setscl(algo_data->data, 0); for (i = 0; i < 3; i++) { /* For some old monitors we need the * following process to initialize/stop DDC */ - algo_data->setsda(algo_data->data, 0); + algo_data->setsda(algo_data->data, 1); msleep(13); algo_data->setscl(algo_data->data, 1); @@ -97,14 +96,15 @@ unsigned char *fb_ddc_read(struct i2c_adapter *adapter) algo_data->setsda(algo_data->data, 1); msleep(15); algo_data->setscl(algo_data->data, 0); + algo_data->setsda(algo_data->data, 0); if (edid) break; } /* Release the DDC lines when done or the Apple Cinema HD display * will switch off */ - algo_data->setsda(algo_data->data, 0); - algo_data->setscl(algo_data->data, 0); + algo_data->setsda(algo_data->data, 1); + algo_data->setscl(algo_data->data, 1); return edid; } diff --git a/drivers/video/imacfb.c b/drivers/video/imacfb.c index 6455fd2..9366ef2 100644 --- a/drivers/video/imacfb.c +++ b/drivers/video/imacfb.c @@ -234,10 +234,6 @@ static int __init imacfb_probe(struct platform_device *dev) size_remap = size_total; imacfb_fix.smem_len = size_remap; -#ifndef __i386__ - screen_info.imacpm_seg = 0; -#endif - if (!request_mem_region(imacfb_fix.smem_start, size_total, "imacfb")) { printk(KERN_WARNING "imacfb: cannot reserve video memory at 0x%lx\n", diff --git a/drivers/video/ps3fb.c b/drivers/video/ps3fb.c index 75836aa..9c56c49 100644 --- a/drivers/video/ps3fb.c +++ b/drivers/video/ps3fb.c @@ -51,7 +51,6 @@ #define L1GPU_DISPLAY_SYNC_HSYNC 1 #define L1GPU_DISPLAY_SYNC_VSYNC 2 -#define DDR_SIZE (0) /* used no ddr */ #define GPU_CMD_BUF_SIZE (64 * 1024) #define GPU_IOIF (0x0d000000UL) #define GPU_ALIGN_UP(x) _ALIGN_UP((x), 64) @@ -1060,6 +1059,7 @@ static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev) u64 xdr_lpar; int status, res_index; struct task_struct *task; + unsigned long max_ps3fb_size; status = ps3_open_hv_device(dev); if (status) { @@ -1085,8 +1085,15 @@ static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev) ps3fb_set_sync(&dev->core); + max_ps3fb_size = _ALIGN_UP(GPU_IOIF, 256*1024*1024) - GPU_IOIF; + if (ps3fb_videomemory.size > max_ps3fb_size) { + dev_info(&dev->core, "Limiting ps3fb mem size to %lu bytes\n", + max_ps3fb_size); + ps3fb_videomemory.size = max_ps3fb_size; + } + /* get gpu context handle */ - status = lv1_gpu_memory_allocate(DDR_SIZE, 0, 0, 0, 0, + status = lv1_gpu_memory_allocate(ps3fb_videomemory.size, 0, 0, 0, 0, &ps3fb.memory_handle, &ddr_lpar); if (status) { dev_err(&dev->core, "%s: lv1_gpu_memory_allocate failed: %d\n", diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c index 15d7787..69d7ea0 100644 --- a/drivers/virtio/virtio.c +++ b/drivers/virtio/virtio.c @@ -96,10 +96,23 @@ static int virtio_dev_probe(struct device *_d) return err; } +static int virtio_dev_remove(struct device *_d) +{ + struct virtio_device *dev = container_of(_d,struct virtio_device,dev); + struct virtio_driver *drv = container_of(dev->dev.driver, + struct virtio_driver, driver); + + dev->config->set_status(dev, dev->config->get_status(dev) + & ~VIRTIO_CONFIG_S_DRIVER); + drv->remove(dev); + return 0; +} + int register_virtio_driver(struct virtio_driver *driver) { driver->driver.bus = &virtio_bus; driver->driver.probe = virtio_dev_probe; + driver->driver.remove = virtio_dev_remove; return driver_register(&driver->driver); } EXPORT_SYMBOL_GPL(register_virtio_driver); diff --git a/drivers/zorro/zorro-driver.c b/drivers/zorro/zorro-driver.c index 067c07b..e6c4390 100644 --- a/drivers/zorro/zorro-driver.c +++ b/drivers/zorro/zorro-driver.c @@ -60,6 +60,20 @@ static int zorro_device_probe(struct device *dev) } +static int zorro_device_remove(struct device *dev) +{ + struct zorro_dev *z = to_zorro_dev(dev); + struct zorro_driver *drv = to_zorro_driver(dev->driver); + + if (drv) { + if (drv->remove) + drv->remove(z); + z->driver = NULL; + } + return 0; +} + + /** * zorro_register_driver - register a new Zorro driver * @drv: the driver structure to register @@ -128,6 +142,7 @@ struct bus_type zorro_bus_type = { .name = "zorro", .match = zorro_bus_match, .probe = zorro_device_probe, + .remove = zorro_device_remove, }; @@ -459,6 +459,15 @@ config OCFS2_DEBUG_MASKLOG This option will enlarge your kernel, but it allows debugging of ocfs2 filesystem issues. +config OCFS2_DEBUG_FS + bool "OCFS2 expensive checks" + depends on OCFS2_FS + default n + help + This option will enable expensive consistency checks. Enable + this option for debugging only as it is likely to decrease + performance of the filesystem. + config MINIX_FS tristate "Minix fs support" help diff --git a/fs/cifs/CHANGES b/fs/cifs/CHANGES index 64dd222..a609599 100644 --- a/fs/cifs/CHANGES +++ b/fs/cifs/CHANGES @@ -1,6 +1,9 @@ Version 1.52 ------------ Fix oops on second mount to server when null auth is used. +Enable experimental Kerberos support. Return writebehind errors on flush +and sync so that events like out of disk space get reported properly on +cached files. Version 1.51 ------------ diff --git a/fs/cifs/README b/fs/cifs/README index b806b11..bf11329 100644 --- a/fs/cifs/README +++ b/fs/cifs/README @@ -225,12 +225,9 @@ If no password is provided, mount.cifs will prompt for password entry Restrictions ============ -Servers must support the NTLM SMB dialect (which is the most recent, supported -by Samba and Windows NT version 4, 2000 and XP and many other SMB/CIFS servers) Servers must support either "pure-TCP" (port 445 TCP/IP CIFS connections) or RFC -1001/1002 support for "Netbios-Over-TCP/IP." Neither of these is likely to be a -problem as most servers support this. IPv6 support is planned for the future, -and is almost complete. +1001/1002 support for "Netbios-Over-TCP/IP." This is not likely to be a +problem as most servers support this. Valid filenames differ between Windows and Linux. Windows typically restricts filenames which contain certain reserved characters (e.g.the character : @@ -458,6 +455,8 @@ A partial list of the supported mount options follows: byte range locks). remount remount the share (often used to change from ro to rw mounts or vice versa) + cifsacl Report mode bits (e.g. on stat) based on the Windows ACL for + the file. (EXPERIMENTAL) servern Specify the server 's netbios name (RFC1001 name) to use when attempting to setup a session to the server. This is This is needed for mounting to some older servers (such @@ -584,8 +583,8 @@ Experimental When set to 1 used to enable certain experimental performance enhancement was disabled when signing turned on in case buffer was modified just before it was sent, also this flag will - be used to use the new experimental sessionsetup - code). + be used to use the new experimental directory change + notification code). These experimental features and tracing can be enabled by changing flags in /proc/fs/cifs (after the cifs module has been installed or built into the @@ -608,7 +607,8 @@ the start of smb requests and responses can be enabled via: Two other experimental features are under development. To test these requires enabling CONFIG_CIFS_EXPERIMENTAL - ipv6 enablement + cifsacl support needed to retrieve approximated mode bits based on + the contents on the CIFS ACL. DNOTIFY fcntl: needed for support of directory change notification and perhaps later for file leases) @@ -625,10 +625,7 @@ that they represent all for that share, not just those for which the server returned success. Also note that "cat /proc/fs/cifs/DebugData" will display information about -the active sessions and the shares that are mounted. Note: NTLMv2 enablement -will not work since its implementation is not quite complete yet. Do not alter -the ExtendedSecurity configuration value unless you are doing specific testing. -Enabling extended security works to Windows 2000 Workstations and XP but not to -Windows 2000 server or Samba since it does not usually send "raw NTLMSSP" -(instead it sends NTLMSSP encapsulated in SPNEGO/GSSAPI, which support is not -complete in the CIFS VFS yet). +the active sessions and the shares that are mounted. +Enabling Kerberos (extended security) works when CONFIG_CIFS_EXPERIMENTAL is enabled +but requires a user space helper (from the Samba project). NTLM and NTLMv2 and +LANMAN support do not require this helpr. diff --git a/fs/cifs/TODO b/fs/cifs/TODO index 29d4b27..a8852c2 100644 --- a/fs/cifs/TODO +++ b/fs/cifs/TODO @@ -16,7 +16,7 @@ SecurityDescriptors c) Better pam/winbind integration (e.g. to handle uid mapping better) -d) Kerberos/SPNEGO session setup support - (started) +d) Verify that Kerberos signing works e) Cleanup now unneeded SessSetup code in fs/cifs/connect.c and add back in NTLMSSP code if any servers diff --git a/fs/cifs/cifs_spnego.c b/fs/cifs/cifs_spnego.c index ad54a3a..1529d2b 100644 --- a/fs/cifs/cifs_spnego.c +++ b/fs/cifs/cifs_spnego.c @@ -66,20 +66,26 @@ struct key_type cifs_spnego_key_type = { .describe = user_describe, }; +#define MAX_VER_STR_LEN 9 /* length of longest version string e.g. + strlen(";ver=0xFF") */ +#define MAX_MECH_STR_LEN 13 /* length of longest security mechanism name, eg + in future could have strlen(";sec=ntlmsspi") */ +#define MAX_IPV6_ADDR_LEN 42 /* eg FEDC:BA98:7654:3210:FEDC:BA98:7654:3210/60 */ /* get a key struct with a SPNEGO security blob, suitable for session setup */ struct key * -cifs_get_spnego_key(struct cifsSesInfo *sesInfo, const char *hostname) +cifs_get_spnego_key(struct cifsSesInfo *sesInfo) { struct TCP_Server_Info *server = sesInfo->server; char *description, *dp; size_t desc_len; struct key *spnego_key; + const char *hostname = server->hostname; - - /* version + ;ip{4|6}= + address + ;host=hostname + - ;sec= + ;uid= + NULL */ - desc_len = 4 + 5 + 32 + 1 + 5 + strlen(hostname) + - strlen(";sec=krb5") + 7 + sizeof(uid_t)*2 + 1; + /* BB: come up with better scheme for determining length */ + /* length of fields (with semicolons): ver=0xyz ipv4= ipaddress host= + hostname sec=mechanism uid=0x uid */ + desc_len = MAX_VER_STR_LEN + 5 + MAX_IPV6_ADDR_LEN + 1 + 6 + + strlen(hostname) + MAX_MECH_STR_LEN + 8 + (sizeof(uid_t) * 2); spnego_key = ERR_PTR(-ENOMEM); description = kzalloc(desc_len, GFP_KERNEL); if (description == NULL) @@ -88,7 +94,7 @@ cifs_get_spnego_key(struct cifsSesInfo *sesInfo, const char *hostname) dp = description; /* start with version and hostname portion of UNC string */ spnego_key = ERR_PTR(-EINVAL); - sprintf(dp, "0x%2.2x;host=%s;", CIFS_SPNEGO_UPCALL_VERSION, + sprintf(dp, "ver=0x%x;host=%s;", CIFS_SPNEGO_UPCALL_VERSION, hostname); dp = description + strlen(description); diff --git a/fs/cifs/cifs_spnego.h b/fs/cifs/cifs_spnego.h index f443f3b..05a34b1 100644 --- a/fs/cifs/cifs_spnego.h +++ b/fs/cifs/cifs_spnego.h @@ -41,6 +41,7 @@ struct cifs_spnego_msg { #ifdef __KERNEL__ extern struct key_type cifs_spnego_key_type; +extern struct key *cifs_get_spnego_key(struct cifsSesInfo *sesInfo); #endif /* KERNEL */ #endif /* _CIFS_SPNEGO_H */ diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c index dabbce0..f02fdef 100644 --- a/fs/cifs/cifsacl.c +++ b/fs/cifs/cifsacl.c @@ -269,6 +269,13 @@ static void parse_dacl(struct cifs_acl *pdacl, char *end_of_acl, /* BB need to add parm so we can store the SID BB */ + if (!pdacl) { + /* no DACL in the security descriptor, set + all the permissions for user/group/other */ + inode->i_mode |= S_IRWXUGO; + return; + } + /* validate that we do not go past end of acl */ if (end_of_acl < (char *)pdacl + le16_to_cpu(pdacl->size)) { cERROR(1, ("ACL too small to parse DACL")); @@ -286,12 +293,6 @@ static void parse_dacl(struct cifs_acl *pdacl, char *end_of_acl, user/group/other have no permissions */ inode->i_mode &= ~(S_IRWXUGO); - if (!pdacl) { - /* no DACL in the security descriptor, set - all the permissions for user/group/other */ - inode->i_mode |= S_IRWXUGO; - return; - } acl_base = (char *)pdacl; acl_size = sizeof(struct cifs_acl); diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 416dc9f..093beaa 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -266,6 +266,7 @@ cifs_alloc_inode(struct super_block *sb) cifs_inode->cifsAttrs = 0x20; /* default */ atomic_set(&cifs_inode->inUse, 0); cifs_inode->time = 0; + cifs_inode->write_behind_rc = 0; /* Until the file is open and we have gotten oplock info back from the server, can not assume caching of file data or metadata */ @@ -852,7 +853,7 @@ static int cifs_oplock_thread(void *dummyarg) struct cifsTconInfo *pTcon; struct inode *inode; __u16 netfid; - int rc; + int rc, waitrc = 0; set_freezable(); do { @@ -884,9 +885,11 @@ static int cifs_oplock_thread(void *dummyarg) filemap_fdatawrite(inode->i_mapping); if (CIFS_I(inode)->clientCanCacheRead == 0) { - filemap_fdatawait(inode->i_mapping); + waitrc = filemap_fdatawait(inode->i_mapping); invalidate_remote_inode(inode); } + if (rc == 0) + rc = waitrc; } else rc = 0; /* mutex_unlock(&inode->i_mutex);*/ diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 87f51f2..1fde219 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -110,6 +110,7 @@ struct mac_key { unsigned int len; union { char ntlm[CIFS_SESS_KEY_SIZE + 16]; + char krb5[CIFS_SESS_KEY_SIZE + 16]; /* BB: length correct? */ struct { char key[16]; struct ntlmv2_resp resp; @@ -139,6 +140,7 @@ struct TCP_Server_Info { /* 15 character server name + 0x20 16th byte indicating type = srv */ char server_RFC1001_name[SERVER_NAME_LEN_WITH_NULL]; char unicode_server_Name[SERVER_NAME_LEN_WITH_NULL * 2]; + char *hostname; /* hostname portion of UNC string */ struct socket *ssocket; union { struct sockaddr_in sockAddr; @@ -471,6 +473,17 @@ struct dir_notify_req { #define CIFS_LARGE_BUFFER 2 #define CIFS_IOVEC 4 /* array of response buffers */ +/* Type of Request to SendReceive2 */ +#define CIFS_STD_OP 0 /* normal request timeout */ +#define CIFS_LONG_OP 1 /* long op (up to 45 sec, oplock time) */ +#define CIFS_VLONG_OP 2 /* sloow op - can take up to 180 seconds */ +#define CIFS_BLOCKING_OP 4 /* operation can block */ +#define CIFS_ASYNC_OP 8 /* do not wait for response */ +#define CIFS_TIMEOUT_MASK 0x00F /* only one of 5 above set in req */ +#define CIFS_LOG_ERROR 0x010 /* log NT STATUS if non-zero */ +#define CIFS_LARGE_BUF_OP 0x020 /* large request buffer */ +#define CIFS_NO_RESP 0x040 /* no response buffer required */ + /* Security Flags: indicate type of session setup needed */ #define CIFSSEC_MAY_SIGN 0x00001 #define CIFSSEC_MAY_NTLM 0x00002 diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index dd1d7c2..8350eec 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -48,10 +48,11 @@ extern int SendReceive(const unsigned int /* xid */ , struct cifsSesInfo *, struct smb_hdr * /* input */ , struct smb_hdr * /* out */ , int * /* bytes returned */ , const int long_op); +extern int SendReceiveNoRsp(const unsigned int xid, struct cifsSesInfo *ses, + struct smb_hdr *in_buf, int flags); extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo *, struct kvec *, int /* nvec to send */, - int * /* type of buf returned */ , const int long_op, - const int logError /* whether to log status code*/ ); + int * /* type of buf returned */ , const int flags); extern int SendReceiveBlockingLock(const unsigned int /* xid */ , struct cifsTconInfo *, struct smb_hdr * /* input */ , @@ -76,8 +77,6 @@ extern void header_assemble(struct smb_hdr *, char /* command */ , extern int small_smb_init_no_tc(const int smb_cmd, const int wct, struct cifsSesInfo *ses, void **request_buf); -extern struct key *cifs_get_spnego_key(struct cifsSesInfo *sesInfo, - const char *hostname); extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, const int stage, const struct nls_table *nls_cp); @@ -248,15 +247,15 @@ extern int CIFSSMBQueryReparseLinkInfo(const int xid, extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon, const char *fileName, const int disposition, const int access_flags, const int omode, - __u16 * netfid, int *pOplock, FILE_ALL_INFO *, + __u16 *netfid, int *pOplock, FILE_ALL_INFO *, const struct nls_table *nls_codepage, int remap); extern int SMBLegacyOpen(const int xid, struct cifsTconInfo *tcon, const char *fileName, const int disposition, const int access_flags, const int omode, - __u16 * netfid, int *pOplock, FILE_ALL_INFO *, + __u16 *netfid, int *pOplock, FILE_ALL_INFO *, const struct nls_table *nls_codepage, int remap); extern int CIFSPOSIXCreate(const int xid, struct cifsTconInfo *tcon, - u32 posix_flags, __u64 mode, __u16 * netfid, + u32 posix_flags, __u64 mode, __u16 *netfid, FILE_UNIX_BASIC_INFO *pRetData, __u32 *pOplock, const char *name, const struct nls_table *nls_codepage, int remap); @@ -277,7 +276,7 @@ extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon, const __u64 offset, unsigned int *nbytes, struct kvec *iov, const int nvec, const int long_op); extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon, - const unsigned char *searchName, __u64 * inode_number, + const unsigned char *searchName, __u64 *inode_number, const struct nls_table *nls_codepage, int remap_special_chars); extern int cifs_convertUCSpath(char *target, const __le16 *source, int maxlen, @@ -352,5 +351,5 @@ extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon, const char *local_acl, const int buflen, const int acl_type, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon, - const int netfid, __u64 * pExtAttrBits, __u64 *pMask); + const int netfid, __u64 *pExtAttrBits, __u64 *pMask); #endif /* _CIFSPROTO_H */ diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 59d7b7c..9e8a6be 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -698,9 +698,7 @@ int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon) { struct smb_hdr *smb_buffer; - struct smb_hdr *smb_buffer_response; /* BB removeme BB */ int rc = 0; - int length; cFYI(1, ("In tree disconnect")); /* @@ -737,16 +735,12 @@ CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon) if (rc) { up(&tcon->tconSem); return rc; - } else { - smb_buffer_response = smb_buffer; /* BB removeme BB */ } - rc = SendReceive(xid, tcon->ses, smb_buffer, smb_buffer_response, - &length, 0); + + rc = SendReceiveNoRsp(xid, tcon->ses, smb_buffer, 0); if (rc) cFYI(1, ("Tree disconnect failed %d", rc)); - if (smb_buffer) - cifs_small_buf_release(smb_buffer); up(&tcon->tconSem); /* No need to return error on this operation if tid invalidated and @@ -760,10 +754,8 @@ CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon) int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses) { - struct smb_hdr *smb_buffer_response; LOGOFF_ANDX_REQ *pSMB; int rc = 0; - int length; cFYI(1, ("In SMBLogoff for session disconnect")); if (ses) @@ -782,8 +774,6 @@ CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses) return rc; } - smb_buffer_response = (struct smb_hdr *)pSMB; /* BB removeme BB */ - if (ses->server) { pSMB->hdr.Mid = GetNextMid(ses->server); @@ -795,8 +785,7 @@ CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses) pSMB->hdr.Uid = ses->Suid; pSMB->AndXCommand = 0xFF; - rc = SendReceive(xid, ses, (struct smb_hdr *) pSMB, - smb_buffer_response, &length, 0); + rc = SendReceiveNoRsp(xid, ses, (struct smb_hdr *) pSMB, 0); if (ses->server) { atomic_dec(&ses->server->socketUseCount); if (atomic_read(&ses->server->socketUseCount) == 0) { @@ -807,7 +796,6 @@ CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses) } } up(&ses->sesSem); - cifs_small_buf_release(pSMB); /* if session dead then we do not need to do ulogoff, since server closed smb session, no sense reporting @@ -1255,7 +1243,7 @@ OldOpenRetry: pSMB->ByteCount = cpu_to_le16(count); /* long_op set to 1 to allow for oplock break timeouts */ rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB, - (struct smb_hdr *) pSMBr, &bytes_returned, 1); + (struct smb_hdr *)pSMBr, &bytes_returned, CIFS_LONG_OP); cifs_stats_inc(&tcon->num_opens); if (rc) { cFYI(1, ("Error in Open = %d", rc)); @@ -1368,7 +1356,7 @@ openRetry: pSMB->ByteCount = cpu_to_le16(count); /* long_op set to 1 to allow for oplock break timeouts */ rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB, - (struct smb_hdr *) pSMBr, &bytes_returned, 1); + (struct smb_hdr *)pSMBr, &bytes_returned, CIFS_LONG_OP); cifs_stats_inc(&tcon->num_opens); if (rc) { cFYI(1, ("Error in Open = %d", rc)); @@ -1446,7 +1434,7 @@ CIFSSMBRead(const int xid, struct cifsTconInfo *tcon, const int netfid, iov[0].iov_base = (char *)pSMB; iov[0].iov_len = pSMB->hdr.smb_buf_length + 4; rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovecs */, - &resp_buf_type, 0 /* not long op */, 1 /* log err */ ); + &resp_buf_type, CIFS_STD_OP | CIFS_LOG_ERROR); cifs_stats_inc(&tcon->num_reads); pSMBr = (READ_RSP *)iov[0].iov_base; if (rc) { @@ -1665,7 +1653,7 @@ CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon, rc = SendReceive2(xid, tcon->ses, iov, n_vec + 1, &resp_buf_type, - long_op, 0 /* do not log STATUS code */ ); + long_op); cifs_stats_inc(&tcon->num_writes); if (rc) { cFYI(1, ("Send error Write2 = %d", rc)); @@ -1707,7 +1695,7 @@ CIFSSMBLock(const int xid, struct cifsTconInfo *tcon, int timeout = 0; __u16 count; - cFYI(1, ("In CIFSSMBLock - timeout %d numLock %d", waitFlag, numLock)); + cFYI(1, ("CIFSSMBLock timeout %d numLock %d", waitFlag, numLock)); rc = small_smb_init(SMB_COM_LOCKING_ANDX, 8, tcon, (void **) &pSMB); if (rc) @@ -1716,10 +1704,10 @@ CIFSSMBLock(const int xid, struct cifsTconInfo *tcon, pSMBr = (LOCK_RSP *)pSMB; /* BB removeme BB */ if (lockType == LOCKING_ANDX_OPLOCK_RELEASE) { - timeout = -1; /* no response expected */ + timeout = CIFS_ASYNC_OP; /* no response expected */ pSMB->Timeout = 0; } else if (waitFlag == TRUE) { - timeout = 3; /* blocking operation, no timeout */ + timeout = CIFS_BLOCKING_OP; /* blocking operation, no timeout */ pSMB->Timeout = cpu_to_le32(-1);/* blocking - do not time out */ } else { pSMB->Timeout = 0; @@ -1749,15 +1737,16 @@ CIFSSMBLock(const int xid, struct cifsTconInfo *tcon, if (waitFlag) { rc = SendReceiveBlockingLock(xid, tcon, (struct smb_hdr *) pSMB, (struct smb_hdr *) pSMBr, &bytes_returned); + cifs_small_buf_release(pSMB); } else { - rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB, - (struct smb_hdr *) pSMBr, &bytes_returned, timeout); + rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *)pSMB, + timeout); + /* SMB buffer freed by function above */ } cifs_stats_inc(&tcon->num_locks); if (rc) { cFYI(1, ("Send error in Lock = %d", rc)); } - cifs_small_buf_release(pSMB); /* Note: On -EAGAIN error only caller can retry on handle based calls since file handle passed in no longer valid */ @@ -1776,7 +1765,9 @@ CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon, int rc = 0; int timeout = 0; int bytes_returned = 0; + int resp_buf_type = 0; __u16 params, param_offset, offset, byte_count, count; + struct kvec iov[1]; cFYI(1, ("Posix Lock")); @@ -1818,7 +1809,7 @@ CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon, parm_data->lock_type = cpu_to_le16(lock_type); if (waitFlag) { - timeout = 3; /* blocking operation, no timeout */ + timeout = CIFS_BLOCKING_OP; /* blocking operation, no timeout */ parm_data->lock_flags = cpu_to_le16(1); pSMB->Timeout = cpu_to_le32(-1); } else @@ -1838,8 +1829,13 @@ CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon, rc = SendReceiveBlockingLock(xid, tcon, (struct smb_hdr *) pSMB, (struct smb_hdr *) pSMBr, &bytes_returned); } else { - rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB, - (struct smb_hdr *) pSMBr, &bytes_returned, timeout); + iov[0].iov_base = (char *)pSMB; + iov[0].iov_len = pSMB->hdr.smb_buf_length + 4; + rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovecs */, + &resp_buf_type, timeout); + pSMB = NULL; /* request buf already freed by SendReceive2. Do + not try to free it twice below on exit */ + pSMBr = (struct smb_com_transaction2_sfi_rsp *)iov[0].iov_base; } if (rc) { @@ -1874,6 +1870,11 @@ plk_err_exit: if (pSMB) cifs_small_buf_release(pSMB); + if (resp_buf_type == CIFS_SMALL_BUFFER) + cifs_small_buf_release(iov[0].iov_base); + else if (resp_buf_type == CIFS_LARGE_BUFFER) + cifs_buf_release(iov[0].iov_base); + /* Note: On -EAGAIN error only caller can retry on handle based calls since file handle passed in no longer valid */ @@ -1886,8 +1887,6 @@ CIFSSMBClose(const int xid, struct cifsTconInfo *tcon, int smb_file_id) { int rc = 0; CLOSE_REQ *pSMB = NULL; - CLOSE_RSP *pSMBr = NULL; - int bytes_returned; cFYI(1, ("In CIFSSMBClose")); /* do not retry on dead session on close */ @@ -1897,13 +1896,10 @@ CIFSSMBClose(const int xid, struct cifsTconInfo *tcon, int smb_file_id) if (rc) return rc; - pSMBr = (CLOSE_RSP *)pSMB; /* BB removeme BB */ - pSMB->FileID = (__u16) smb_file_id; pSMB->LastWriteTime = 0xFFFFFFFF; pSMB->ByteCount = 0; - rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB, - (struct smb_hdr *) pSMBr, &bytes_returned, 0); + rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *) pSMB, 0); cifs_stats_inc(&tcon->num_closes); if (rc) { if (rc != -EINTR) { @@ -1912,8 +1908,6 @@ CIFSSMBClose(const int xid, struct cifsTconInfo *tcon, int smb_file_id) } } - cifs_small_buf_release(pSMB); - /* Since session is dead, file will be closed on server already */ if (rc == -EAGAIN) rc = 0; @@ -3102,7 +3096,7 @@ CIFSSMBGetCIFSACL(const int xid, struct cifsTconInfo *tcon, __u16 fid, iov[0].iov_len = pSMB->hdr.smb_buf_length + 4; rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovec */, &buf_type, - 0 /* not long op */, 0 /* do not log STATUS codes */ ); + CIFS_STD_OP); cifs_stats_inc(&tcon->num_acl_get); if (rc) { cFYI(1, ("Send error in QuerySecDesc = %d", rc)); @@ -3763,8 +3757,6 @@ CIFSFindClose(const int xid, struct cifsTconInfo *tcon, { int rc = 0; FINDCLOSE_REQ *pSMB = NULL; - CLOSE_RSP *pSMBr = NULL; /* BB removeme BB */ - int bytes_returned; cFYI(1, ("In CIFSSMBFindClose")); rc = small_smb_init(SMB_COM_FIND_CLOSE2, 1, tcon, (void **)&pSMB); @@ -3776,16 +3768,13 @@ CIFSFindClose(const int xid, struct cifsTconInfo *tcon, if (rc) return rc; - pSMBr = (CLOSE_RSP *)pSMB; /* BB removeme BB */ pSMB->FileID = searchHandle; pSMB->ByteCount = 0; - rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB, - (struct smb_hdr *) pSMBr, &bytes_returned, 0); + rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *) pSMB, 0); if (rc) { cERROR(1, ("Send error in FindClose = %d", rc)); } cifs_stats_inc(&tcon->num_fclose); - cifs_small_buf_release(pSMB); /* Since session is dead, search handle closed on server already */ if (rc == -EAGAIN) @@ -4707,11 +4696,9 @@ CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon, __u64 size, __u16 fid, __u32 pid_of_opener, int SetAllocation) { struct smb_com_transaction2_sfi_req *pSMB = NULL; - struct smb_com_transaction2_sfi_rsp *pSMBr = NULL; char *data_offset; struct file_end_of_file_info *parm_data; int rc = 0; - int bytes_returned = 0; __u16 params, param_offset, offset, byte_count, count; cFYI(1, ("SetFileSize (via SetFileInfo) %lld", @@ -4721,8 +4708,6 @@ CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon, __u64 size, if (rc) return rc; - pSMBr = (struct smb_com_transaction2_sfi_rsp *)pSMB; - pSMB->hdr.Pid = cpu_to_le16((__u16)pid_of_opener); pSMB->hdr.PidHigh = cpu_to_le16((__u16)(pid_of_opener >> 16)); @@ -4773,17 +4758,13 @@ CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon, __u64 size, pSMB->Reserved4 = 0; pSMB->hdr.smb_buf_length += byte_count; pSMB->ByteCount = cpu_to_le16(byte_count); - rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB, - (struct smb_hdr *) pSMBr, &bytes_returned, 0); + rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *) pSMB, 0); if (rc) { cFYI(1, ("Send error in SetFileInfo (SetFileSize) = %d", rc)); } - if (pSMB) - cifs_small_buf_release(pSMB); - /* Note: On -EAGAIN error only caller can retry on handle based calls since file handle passed in no longer valid */ @@ -4801,10 +4782,8 @@ CIFSSMBSetFileTimes(const int xid, struct cifsTconInfo *tcon, const FILE_BASIC_INFO *data, __u16 fid) { struct smb_com_transaction2_sfi_req *pSMB = NULL; - struct smb_com_transaction2_sfi_rsp *pSMBr = NULL; char *data_offset; int rc = 0; - int bytes_returned = 0; __u16 params, param_offset, offset, byte_count, count; cFYI(1, ("Set Times (via SetFileInfo)")); @@ -4813,8 +4792,6 @@ CIFSSMBSetFileTimes(const int xid, struct cifsTconInfo *tcon, if (rc) return rc; - pSMBr = (struct smb_com_transaction2_sfi_rsp *)pSMB; - /* At this point there is no need to override the current pid with the pid of the opener, but that could change if we someday use an existing handle (rather than opening one on the fly) */ @@ -4854,14 +4831,11 @@ CIFSSMBSetFileTimes(const int xid, struct cifsTconInfo *tcon, pSMB->hdr.smb_buf_length += byte_count; pSMB->ByteCount = cpu_to_le16(byte_count); memcpy(data_offset, data, sizeof(FILE_BASIC_INFO)); - rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB, - (struct smb_hdr *) pSMBr, &bytes_returned, 0); + rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *) pSMB, 0); if (rc) { cFYI(1, ("Send error in Set Time (SetFileInfo) = %d", rc)); } - cifs_small_buf_release(pSMB); - /* Note: On -EAGAIN error only caller can retry on handle based calls since file handle passed in no longer valid */ @@ -5152,7 +5126,8 @@ int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon, pSMB->ByteCount = 0; rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB, - (struct smb_hdr *) pSMBr, &bytes_returned, -1); + (struct smb_hdr *)pSMBr, &bytes_returned, + CIFS_ASYNC_OP); if (rc) { cFYI(1, ("Error in Notify = %d", rc)); } else { diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index c52a76f..fd9147c 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -438,9 +438,9 @@ incomplete_rcv: csocket = server->ssocket; wake_up(&server->response_q); continue; - } else if (length < 4) { - cFYI(1, ("less than four bytes received (%d bytes)", - length)); + } else if (length < pdu_length) { + cFYI(1, ("requested %d bytes but only got %d bytes", + pdu_length, length)); pdu_length -= length; msleep(1); goto incomplete_rcv; @@ -752,6 +752,7 @@ multi_t2_fnd: } write_unlock(&GlobalSMBSeslock); + kfree(server->hostname); kfree(server); if (length > 0) mempool_resize(cifs_req_poolp, length + cifs_min_rcv, @@ -760,6 +761,34 @@ multi_t2_fnd: return 0; } +/* extract the host portion of the UNC string */ +static char * +extract_hostname(const char *unc) +{ + const char *src; + char *dst, *delim; + unsigned int len; + + /* skip double chars at beginning of string */ + /* BB: check validity of these bytes? */ + src = unc + 2; + + /* delimiter between hostname and sharename is always '\\' now */ + delim = strchr(src, '\\'); + if (!delim) + return ERR_PTR(-EINVAL); + + len = delim - src; + dst = kmalloc((len + 1), GFP_KERNEL); + if (dst == NULL) + return ERR_PTR(-ENOMEM); + + memcpy(dst, src, len); + dst[len] = '\0'; + + return dst; +} + static int cifs_parse_mount_options(char *options, const char *devname, struct smb_vol *vol) @@ -1781,11 +1810,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, memset(&volume_info, 0, sizeof(struct smb_vol)); if (cifs_parse_mount_options(mount_data, devname, &volume_info)) { - kfree(volume_info.UNC); - kfree(volume_info.password); - kfree(volume_info.prepath); - FreeXid(xid); - return -EINVAL; + rc = -EINVAL; + goto out; } if (volume_info.nullauth) { @@ -1798,11 +1824,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, cifserror("No username specified"); /* In userspace mount helper we can get user name from alternate locations such as env variables and files on disk */ - kfree(volume_info.UNC); - kfree(volume_info.password); - kfree(volume_info.prepath); - FreeXid(xid); - return -EINVAL; + rc = -EINVAL; + goto out; } if (volume_info.UNCip && volume_info.UNC) { @@ -1821,11 +1844,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, if (rc <= 0) { /* we failed translating address */ - kfree(volume_info.UNC); - kfree(volume_info.password); - kfree(volume_info.prepath); - FreeXid(xid); - return -EINVAL; + rc = -EINVAL; + goto out; } cFYI(1, ("UNC: %s ip: %s", volume_info.UNC, volume_info.UNCip)); @@ -1835,20 +1855,14 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, /* BB using ip addr as server name to connect to the DFS root below */ cERROR(1, ("Connecting to DFS root not implemented yet")); - kfree(volume_info.UNC); - kfree(volume_info.password); - kfree(volume_info.prepath); - FreeXid(xid); - return -EINVAL; + rc = -EINVAL; + goto out; } else /* which servers DFS root would we conect to */ { cERROR(1, ("CIFS mount error: No UNC path (e.g. -o " "unc=//192.168.1.100/public) specified")); - kfree(volume_info.UNC); - kfree(volume_info.password); - kfree(volume_info.prepath); - FreeXid(xid); - return -EINVAL; + rc = -EINVAL; + goto out; } /* this is needed for ASCII cp to Unicode converts */ @@ -1860,11 +1874,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, if (cifs_sb->local_nls == NULL) { cERROR(1, ("CIFS mount error: iocharset %s not found", volume_info.iocharset)); - kfree(volume_info.UNC); - kfree(volume_info.password); - kfree(volume_info.prepath); - FreeXid(xid); - return -ELIBACC; + rc = -ELIBACC; + goto out; } } @@ -1878,11 +1889,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, &sin_server6.sin6_addr, volume_info.username, &srvTcp); } else { - kfree(volume_info.UNC); - kfree(volume_info.password); - kfree(volume_info.prepath); - FreeXid(xid); - return -EINVAL; + rc = -EINVAL; + goto out; } if (srvTcp) { @@ -1906,22 +1914,14 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, "Aborting operation")); if (csocket != NULL) sock_release(csocket); - kfree(volume_info.UNC); - kfree(volume_info.password); - kfree(volume_info.prepath); - FreeXid(xid); - return rc; + goto out; } srvTcp = kzalloc(sizeof(struct TCP_Server_Info), GFP_KERNEL); if (!srvTcp) { rc = -ENOMEM; sock_release(csocket); - kfree(volume_info.UNC); - kfree(volume_info.password); - kfree(volume_info.prepath); - FreeXid(xid); - return rc; + goto out; } else { memcpy(&srvTcp->addr.sockAddr, &sin_server, sizeof(struct sockaddr_in)); @@ -1929,6 +1929,12 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, /* BB Add code for ipv6 case too */ srvTcp->ssocket = csocket; srvTcp->protocolType = IPV4; + srvTcp->hostname = extract_hostname(volume_info.UNC); + if (IS_ERR(srvTcp->hostname)) { + rc = PTR_ERR(srvTcp->hostname); + sock_release(csocket); + goto out; + } init_waitqueue_head(&srvTcp->response_q); init_waitqueue_head(&srvTcp->request_q); INIT_LIST_HEAD(&srvTcp->pending_mid_q); @@ -1938,16 +1944,13 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, srvTcp->tcpStatus = CifsNew; init_MUTEX(&srvTcp->tcpSem); srvTcp->tsk = kthread_run((void *)(void *)cifs_demultiplex_thread, srvTcp, "cifsd"); - if ( IS_ERR(srvTcp->tsk) ) { + if (IS_ERR(srvTcp->tsk)) { rc = PTR_ERR(srvTcp->tsk); cERROR(1, ("error %d create cifsd thread", rc)); srvTcp->tsk = NULL; sock_release(csocket); - kfree(volume_info.UNC); - kfree(volume_info.password); - kfree(volume_info.prepath); - FreeXid(xid); - return rc; + kfree(srvTcp->hostname); + goto out; } wait_for_completion(&cifsd_complete); rc = 0; @@ -1962,8 +1965,6 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, if (existingCifsSes) { pSesInfo = existingCifsSes; cFYI(1, ("Existing smb sess found")); - kfree(volume_info.password); - /* volume_info.UNC freed at end of function */ } else if (!rc) { cFYI(1, ("Existing smb sess not found")); pSesInfo = sesInfoAlloc(); @@ -1977,8 +1978,11 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, if (!rc) { /* volume_info.password freed at unmount */ - if (volume_info.password) + if (volume_info.password) { pSesInfo->password = volume_info.password; + /* set to NULL to prevent freeing on exit */ + volume_info.password = NULL; + } if (volume_info.username) strncpy(pSesInfo->userName, volume_info.username, @@ -2000,8 +2004,7 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, up(&pSesInfo->sesSem); if (!rc) atomic_inc(&srvTcp->socketUseCount); - } else - kfree(volume_info.password); + } } /* search for existing tcon to this server share */ @@ -2106,9 +2109,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, "", cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); - kfree(volume_info.UNC); - FreeXid(xid); - return -ENODEV; + rc = -ENODEV; + goto out; } else { /* BB Do we need to wrap sesSem around * this TCon call and Unix SetFS as @@ -2231,6 +2233,12 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, (in which case it is not needed anymore) but when new sesion is created the password ptr is put in the new session structure (in which case the password will be freed at unmount time) */ +out: + /* zero out password before freeing */ + if (volume_info.password != NULL) { + memset(volume_info.password, 0, strlen(volume_info.password)); + kfree(volume_info.password); + } kfree(volume_info.UNC); kfree(volume_info.prepath); FreeXid(xid); @@ -2374,7 +2382,7 @@ CIFSSessSetup(unsigned int xid, struct cifsSesInfo *ses, pSMB->req_no_secext.ByteCount = cpu_to_le16(count); rc = SendReceive(xid, ses, smb_buffer, smb_buffer_response, - &bytes_returned, 1); + &bytes_returned, CIFS_LONG_OP); if (rc) { /* rc = map_smb_to_linux_error(smb_buffer_response); now done in SendReceive */ } else if ((smb_buffer_response->WordCount == 3) @@ -2678,7 +2686,7 @@ CIFSNTLMSSPNegotiateSessSetup(unsigned int xid, pSMB->req.ByteCount = cpu_to_le16(count); rc = SendReceive(xid, ses, smb_buffer, smb_buffer_response, - &bytes_returned, 1); + &bytes_returned, CIFS_LONG_OP); if (smb_buffer_response->Status.CifsError == cpu_to_le32(NT_STATUS_MORE_PROCESSING_REQUIRED)) @@ -3105,7 +3113,7 @@ CIFSNTLMSSPAuthSessSetup(unsigned int xid, struct cifsSesInfo *ses, pSMB->req.ByteCount = cpu_to_le16(count); rc = SendReceive(xid, ses, smb_buffer, smb_buffer_response, - &bytes_returned, 1); + &bytes_returned, CIFS_LONG_OP); if (rc) { /* rc = map_smb_to_linux_error(smb_buffer_response) done in SendReceive now */ } else if ((smb_buffer_response->WordCount == 3) || @@ -3381,7 +3389,8 @@ CIFSTCon(unsigned int xid, struct cifsSesInfo *ses, pSMB->hdr.smb_buf_length += count; pSMB->ByteCount = cpu_to_le16(count); - rc = SendReceive(xid, ses, smb_buffer, smb_buffer_response, &length, 0); + rc = SendReceive(xid, ses, smb_buffer, smb_buffer_response, &length, + CIFS_STD_OP); /* if (rc) rc = map_smb_to_linux_error(smb_buffer_response); */ /* above now done in SendReceive */ diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 68ad4ca..dd26e27 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -130,7 +130,9 @@ static inline int cifs_open_inode_helper(struct inode *inode, struct file *file, if (file->f_path.dentry->d_inode->i_mapping) { /* BB no need to lock inode until after invalidate since namei code should already have it locked? */ - filemap_write_and_wait(file->f_path.dentry->d_inode->i_mapping); + rc = filemap_write_and_wait(file->f_path.dentry->d_inode->i_mapping); + if (rc != 0) + CIFS_I(file->f_path.dentry->d_inode)->write_behind_rc = rc; } cFYI(1, ("invalidating remote inode since open detected it " "changed")); @@ -425,7 +427,9 @@ reopen_error_exit: pCifsInode = CIFS_I(inode); if (pCifsInode) { if (can_flush) { - filemap_write_and_wait(inode->i_mapping); + rc = filemap_write_and_wait(inode->i_mapping); + if (rc != 0) + CIFS_I(inode)->write_behind_rc = rc; /* temporarily disable caching while we go to server to get inode info */ pCifsInode->clientCanCacheAll = FALSE; @@ -835,9 +839,9 @@ ssize_t cifs_user_write(struct file *file, const char __user *write_data, xid = GetXid(); if (*poffset > file->f_path.dentry->d_inode->i_size) - long_op = 2; /* writes past end of file can take a long time */ + long_op = CIFS_VLONG_OP; /* writes past EOF take long time */ else - long_op = 1; + long_op = CIFS_LONG_OP; for (total_written = 0; write_size > total_written; total_written += bytes_written) { @@ -884,7 +888,7 @@ ssize_t cifs_user_write(struct file *file, const char __user *write_data, } } else *poffset += bytes_written; - long_op = FALSE; /* subsequent writes fast - + long_op = CIFS_STD_OP; /* subsequent writes fast - 15 seconds is plenty */ } @@ -934,9 +938,9 @@ static ssize_t cifs_write(struct file *file, const char *write_data, xid = GetXid(); if (*poffset > file->f_path.dentry->d_inode->i_size) - long_op = 2; /* writes past end of file can take a long time */ + long_op = CIFS_VLONG_OP; /* writes past EOF can be slow */ else - long_op = 1; + long_op = CIFS_LONG_OP; for (total_written = 0; write_size > total_written; total_written += bytes_written) { @@ -1002,7 +1006,7 @@ static ssize_t cifs_write(struct file *file, const char *write_data, } } else *poffset += bytes_written; - long_op = FALSE; /* subsequent writes fast - + long_op = CIFS_STD_OP; /* subsequent writes fast - 15 seconds is plenty */ } @@ -1087,11 +1091,11 @@ refind_writable: read_unlock(&GlobalSMBSeslock); return open_file; } - + read_unlock(&GlobalSMBSeslock); /* Had to unlock since following call can block */ rc = cifs_reopen_file(open_file->pfile, FALSE); - if (!rc) { + if (!rc) { if (!open_file->closePend) return open_file; else { /* start over in case this was deleted */ @@ -1114,7 +1118,7 @@ refind_writable: /* can not use this handle, no write pending on this one after all */ atomic_dec(&open_file->wrtPending); - + if (open_file->closePend) /* list could have changed */ goto refind_writable; /* else we simply continue to the next entry. Thus @@ -1360,14 +1364,17 @@ retry: open_file->netfid, bytes_to_write, offset, &bytes_written, iov, n_iov, - 1); + CIFS_LONG_OP); atomic_dec(&open_file->wrtPending); if (rc || bytes_written < bytes_to_write) { cERROR(1, ("Write2 ret %d, wrote %d", rc, bytes_written)); /* BB what if continued retry is requested via mount flags? */ - set_bit(AS_EIO, &mapping->flags); + if (rc == -ENOSPC) + set_bit(AS_ENOSPC, &mapping->flags); + else + set_bit(AS_EIO, &mapping->flags); } else { cifs_stats_bytes_written(cifs_sb->tcon, bytes_written); @@ -1499,9 +1506,11 @@ int cifs_fsync(struct file *file, struct dentry *dentry, int datasync) cFYI(1, ("Sync file - name: %s datasync: 0x%x", dentry->d_name.name, datasync)); - rc = filemap_fdatawrite(inode->i_mapping); - if (rc == 0) + rc = filemap_write_and_wait(inode->i_mapping); + if (rc == 0) { + rc = CIFS_I(inode)->write_behind_rc; CIFS_I(inode)->write_behind_rc = 0; + } FreeXid(xid); return rc; } @@ -1553,8 +1562,11 @@ int cifs_flush(struct file *file, fl_owner_t id) filemapfdatawrite appears easier for the time being */ rc = filemap_fdatawrite(inode->i_mapping); - if (!rc) /* reset wb rc if we were able to write out dirty pages */ + /* reset wb rc if we were able to write out dirty pages */ + if (!rc) { + rc = CIFS_I(inode)->write_behind_rc; CIFS_I(inode)->write_behind_rc = 0; + } cFYI(1, ("Flush inode %p file %p rc %d", inode, file, rc)); diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 7d907e8..e915eb1 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -1233,7 +1233,7 @@ cifs_rename_exit: int cifs_revalidate(struct dentry *direntry) { int xid; - int rc = 0; + int rc = 0, wbrc = 0; char *full_path; struct cifs_sb_info *cifs_sb; struct cifsInodeInfo *cifsInode; @@ -1333,7 +1333,9 @@ int cifs_revalidate(struct dentry *direntry) if (direntry->d_inode->i_mapping) { /* do we need to lock inode until after invalidate completes below? */ - filemap_fdatawrite(direntry->d_inode->i_mapping); + wbrc = filemap_fdatawrite(direntry->d_inode->i_mapping); + if (wbrc) + CIFS_I(direntry->d_inode)->write_behind_rc = wbrc; } if (invalidate_inode) { /* shrink_dcache not necessary now that cifs dentry ops @@ -1342,7 +1344,9 @@ int cifs_revalidate(struct dentry *direntry) shrink_dcache_parent(direntry); */ if (S_ISREG(direntry->d_inode->i_mode)) { if (direntry->d_inode->i_mapping) - filemap_fdatawait(direntry->d_inode->i_mapping); + wbrc = filemap_fdatawait(direntry->d_inode->i_mapping); + if (wbrc) + CIFS_I(direntry->d_inode)->write_behind_rc = wbrc; /* may eventually have to do this for open files too */ if (list_empty(&(cifsInode->openFileList))) { /* changed on server - flush read ahead pages */ @@ -1485,10 +1489,20 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs) /* BB check if we need to refresh inode from server now ? BB */ - /* need to flush data before changing file size on server */ - filemap_write_and_wait(direntry->d_inode->i_mapping); - if (attrs->ia_valid & ATTR_SIZE) { + /* + Flush data before changing file size on server. If the + flush returns error, store it to report later and continue. + BB: This should be smarter. Why bother flushing pages that + will be truncated anyway? Also, should we error out here if + the flush returns error? + */ + rc = filemap_write_and_wait(direntry->d_inode->i_mapping); + if (rc != 0) { + CIFS_I(direntry->d_inode)->write_behind_rc = rc; + rc = 0; + } + /* To avoid spurious oplock breaks from server, in the case of inodes that we already have open, avoid doing path based setting of file size if we can do it by handle. diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index 899dc60..d0cb469 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -29,6 +29,7 @@ #include "ntlmssp.h" #include "nterr.h" #include <linux/utsname.h> +#include "cifs_spnego.h" extern void SMBNTencrypt(unsigned char *passwd, unsigned char *c8, unsigned char *p24); @@ -340,11 +341,12 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time, SESSION_SETUP_ANDX *pSMB; __u32 capabilities; int count; - int resp_buf_type = 0; - struct kvec iov[2]; + int resp_buf_type; + struct kvec iov[3]; enum securityEnum type; __u16 action; int bytes_remaining; + struct key *spnego_key = NULL; if (ses == NULL) return -EINVAL; @@ -377,24 +379,32 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time, capabilities = cifs_ssetup_hdr(ses, pSMB); - /* we will send the SMB in two pieces, - a fixed length beginning part, and a - second part which will include the strings - and rest of bcc area, in order to avoid having - to do a large buffer 17K allocation */ + /* we will send the SMB in three pieces: + a fixed length beginning part, an optional + SPNEGO blob (which can be zero length), and a + last part which will include the strings + and rest of bcc area. This allows us to avoid + a large buffer 17K allocation */ iov[0].iov_base = (char *)pSMB; iov[0].iov_len = smb_buf->smb_buf_length + 4; + /* setting this here allows the code at the end of the function + to free the request buffer if there's an error */ + resp_buf_type = CIFS_SMALL_BUFFER; + /* 2000 big enough to fit max user, domain, NOS name etc. */ str_area = kmalloc(2000, GFP_KERNEL); if (str_area == NULL) { - cifs_small_buf_release(smb_buf); - return -ENOMEM; + rc = -ENOMEM; + goto ssetup_exit; } bcc_ptr = str_area; ses->flags &= ~CIFS_SES_LANMAN; + iov[1].iov_base = NULL; + iov[1].iov_len = 0; + if (type == LANMAN) { #ifdef CONFIG_CIFS_WEAK_PW_HASH char lnm_session_key[CIFS_SESS_KEY_SIZE]; @@ -463,8 +473,8 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time, struct ntlmv2_resp */ if (v2_sess_key == NULL) { - cifs_small_buf_release(smb_buf); - return -ENOMEM; + rc = -ENOMEM; + goto ssetup_exit; } pSMB->req_no_secext.Capabilities = cpu_to_le32(capabilities); @@ -499,22 +509,67 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time, unicode_ssetup_strings(&bcc_ptr, ses, nls_cp); } else ascii_ssetup_strings(&bcc_ptr, ses, nls_cp); - } else /* NTLMSSP or SPNEGO */ { + } else if (type == Kerberos) { +#ifdef CONFIG_CIFS_UPCALL + struct cifs_spnego_msg *msg; + spnego_key = cifs_get_spnego_key(ses); + if (IS_ERR(spnego_key)) { + rc = PTR_ERR(spnego_key); + spnego_key = NULL; + goto ssetup_exit; + } + + msg = spnego_key->payload.data; + /* bail out if key is too long */ + if (msg->sesskey_len > + sizeof(ses->server->mac_signing_key.data.krb5)) { + cERROR(1, ("Kerberos signing key too long (%u bytes)", + msg->sesskey_len)); + rc = -EOVERFLOW; + goto ssetup_exit; + } + ses->server->mac_signing_key.len = msg->sesskey_len; + memcpy(ses->server->mac_signing_key.data.krb5, msg->data, + msg->sesskey_len); pSMB->req.hdr.Flags2 |= SMBFLG2_EXT_SEC; capabilities |= CAP_EXTENDED_SECURITY; pSMB->req.Capabilities = cpu_to_le32(capabilities); - /* BB set password lengths */ + iov[1].iov_base = msg->data + msg->sesskey_len; + iov[1].iov_len = msg->secblob_len; + pSMB->req.SecurityBlobLength = cpu_to_le16(iov[1].iov_len); + + if (ses->capabilities & CAP_UNICODE) { + /* unicode strings must be word aligned */ + if (iov[0].iov_len % 2) { + *bcc_ptr = 0; + bcc_ptr++; + } + unicode_oslm_strings(&bcc_ptr, nls_cp); + unicode_domain_string(&bcc_ptr, ses, nls_cp); + } else + /* BB: is this right? */ + ascii_ssetup_strings(&bcc_ptr, ses, nls_cp); +#else /* ! CONFIG_CIFS_UPCALL */ + cERROR(1, ("Kerberos negotiated but upcall support disabled!")); + rc = -ENOSYS; + goto ssetup_exit; +#endif /* CONFIG_CIFS_UPCALL */ + } else { + cERROR(1, ("secType %d not supported!", type)); + rc = -ENOSYS; + goto ssetup_exit; } - count = (long) bcc_ptr - (long) str_area; + iov[2].iov_base = str_area; + iov[2].iov_len = (long) bcc_ptr - (long) str_area; + + count = iov[1].iov_len + iov[2].iov_len; smb_buf->smb_buf_length += count; BCC_LE(smb_buf) = cpu_to_le16(count); - iov[1].iov_base = str_area; - iov[1].iov_len = count; - rc = SendReceive2(xid, ses, iov, 2 /* num_iovecs */, &resp_buf_type, - 0 /* not long op */, 1 /* log NT STATUS if any */ ); + rc = SendReceive2(xid, ses, iov, 3 /* num_iovecs */, &resp_buf_type, + CIFS_STD_OP /* not long */ | CIFS_LOG_ERROR); /* SMB request buf freed in SendReceive2 */ cFYI(1, ("ssetup rc from sendrecv2 is %d", rc)); @@ -560,6 +615,8 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time, ses, nls_cp); ssetup_exit: + if (spnego_key) + key_put(spnego_key); kfree(str_area); if (resp_buf_type == CIFS_SMALL_BUFFER) { cFYI(1, ("ssetup freeing small buf %p", iov[0].iov_base)); diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 7ed32b3..50b623a 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -308,7 +308,7 @@ smb_send2(struct socket *ssocket, struct kvec *iov, int n_vec, static int wait_for_free_request(struct cifsSesInfo *ses, const int long_op) { - if (long_op == -1) { + if (long_op == CIFS_ASYNC_OP) { /* oplock breaks must not be held up */ atomic_inc(&ses->server->inFlight); } else { @@ -337,7 +337,7 @@ static int wait_for_free_request(struct cifsSesInfo *ses, const int long_op) as they are allowed to block on server */ /* update # of requests on the wire to server */ - if (long_op < 3) + if (long_op != CIFS_BLOCKING_OP) atomic_inc(&ses->server->inFlight); spin_unlock(&GlobalMid_Lock); break; @@ -415,17 +415,48 @@ static int wait_for_response(struct cifsSesInfo *ses, } } + +/* + * + * Send an SMB Request. No response info (other than return code) + * needs to be parsed. + * + * flags indicate the type of request buffer and how long to wait + * and whether to log NT STATUS code (error) before mapping it to POSIX error + * + */ +int +SendReceiveNoRsp(const unsigned int xid, struct cifsSesInfo *ses, + struct smb_hdr *in_buf, int flags) +{ + int rc; + struct kvec iov[1]; + int resp_buf_type; + + iov[0].iov_base = (char *)in_buf; + iov[0].iov_len = in_buf->smb_buf_length + 4; + flags |= CIFS_NO_RESP; + rc = SendReceive2(xid, ses, iov, 1, &resp_buf_type, flags); +#ifdef CONFIG_CIFS_DEBUG2 + cFYI(1, ("SendRcvNoR flags %d rc %d", flags, rc)); +#endif + return rc; +} + int SendReceive2(const unsigned int xid, struct cifsSesInfo *ses, struct kvec *iov, int n_vec, int *pRespBufType /* ret */, - const int long_op, const int logError) + const int flags) { int rc = 0; + int long_op; unsigned int receive_len; unsigned long timeout; struct mid_q_entry *midQ; struct smb_hdr *in_buf = iov[0].iov_base; + long_op = flags & CIFS_TIMEOUT_MASK; + *pRespBufType = CIFS_NO_BUFFER; /* no response buf yet */ if ((ses == NULL) || (ses->server == NULL)) { @@ -483,15 +514,22 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses, if (rc < 0) goto out; - if (long_op == -1) - goto out; - else if (long_op == 2) /* writes past end of file can take loong time */ + if (long_op == CIFS_STD_OP) + timeout = 15 * HZ; + else if (long_op == CIFS_VLONG_OP) /* e.g. slow writes past EOF */ timeout = 180 * HZ; - else if (long_op == 1) + else if (long_op == CIFS_LONG_OP) timeout = 45 * HZ; /* should be greater than servers oplock break timeout (about 43 seconds) */ - else - timeout = 15 * HZ; + else if (long_op == CIFS_ASYNC_OP) + goto out; + else if (long_op == CIFS_BLOCKING_OP) + timeout = 0x7FFFFFFF; /* large, but not so large as to wrap */ + else { + cERROR(1, ("unknown timeout flag %d", long_op)); + rc = -EIO; + goto out; + } /* wait for 15 seconds or until woken up due to response arriving or due to last connection to this server being unmounted */ @@ -566,7 +604,8 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses, } /* BB special case reconnect tid and uid here? */ - rc = map_smb_to_linux_error(midQ->resp_buf, logError); + rc = map_smb_to_linux_error(midQ->resp_buf, + flags & CIFS_LOG_ERROR); /* convert ByteCount if necessary */ if (receive_len >= sizeof(struct smb_hdr) - 4 @@ -574,8 +613,10 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses, (2 * midQ->resp_buf->WordCount) + 2 /* bcc */ ) BCC(midQ->resp_buf) = le16_to_cpu(BCC_LE(midQ->resp_buf)); - midQ->resp_buf = NULL; /* mark it so will not be freed - by DeleteMidQEntry */ + if ((flags & CIFS_NO_RESP) == 0) + midQ->resp_buf = NULL; /* mark it so buf will + not be freed by + DeleteMidQEntry */ } else { rc = -EIO; cFYI(1, ("Bad MID state?")); @@ -663,17 +704,25 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses, if (rc < 0) goto out; - if (long_op == -1) + if (long_op == CIFS_STD_OP) + timeout = 15 * HZ; + /* wait for 15 seconds or until woken up due to response arriving or + due to last connection to this server being unmounted */ + else if (long_op == CIFS_ASYNC_OP) goto out; - else if (long_op == 2) /* writes past end of file can take loong time */ + else if (long_op == CIFS_VLONG_OP) /* writes past EOF can be slow */ timeout = 180 * HZ; - else if (long_op == 1) + else if (long_op == CIFS_LONG_OP) timeout = 45 * HZ; /* should be greater than servers oplock break timeout (about 43 seconds) */ - else - timeout = 15 * HZ; - /* wait for 15 seconds or until woken up due to response arriving or - due to last connection to this server being unmounted */ + else if (long_op == CIFS_BLOCKING_OP) + timeout = 0x7FFFFFFF; /* large but no so large as to wrap */ + else { + cERROR(1, ("unknown timeout flag %d", long_op)); + rc = -EIO; + goto out; + } + if (signal_pending(current)) { /* if signal pending do not hold up user for full smb timeout but we still give response a chance to complete */ @@ -812,7 +861,7 @@ send_lock_cancel(const unsigned int xid, struct cifsTconInfo *tcon, pSMB->hdr.Mid = GetNextMid(ses->server); return SendReceive(xid, ses, in_buf, out_buf, - &bytes_returned, 0); + &bytes_returned, CIFS_STD_OP); } int @@ -844,7 +893,7 @@ SendReceiveBlockingLock(const unsigned int xid, struct cifsTconInfo *tcon, to the same server. We may make this configurable later or use ses->maxReq */ - rc = wait_for_free_request(ses, 3); + rc = wait_for_free_request(ses, CIFS_BLOCKING_OP); if (rc) return rc; diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c index bd26e4c..e8b7c3a 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -1954,6 +1954,12 @@ ULONG_IOCTL(TIOCSCTTY) COMPATIBLE_IOCTL(TIOCGPTN) COMPATIBLE_IOCTL(TIOCSPTLCK) COMPATIBLE_IOCTL(TIOCSERGETLSR) +#ifdef TCGETS2 +COMPATIBLE_IOCTL(TCGETS2) +COMPATIBLE_IOCTL(TCSETS2) +COMPATIBLE_IOCTL(TCSETSW2) +COMPATIBLE_IOCTL(TCSETSF2) +#endif /* Little f */ COMPATIBLE_IOCTL(FIOCLEX) COMPATIBLE_IOCTL(FIONCLEX) @@ -1780,6 +1780,12 @@ int do_coredump(long signr, int exit_code, struct pt_regs * regs) but keep the previous behaviour for now. */ if (!ispipe && !S_ISREG(inode->i_mode)) goto close_fail; + /* + * Dont allow local users get cute and trick others to coredump + * into their pre-created files: + */ + if (inode->i_uid != current->fsuid) + goto close_fail; if (!file->f_op) goto close_fail; if (!file->f_op->write) diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h index 7730388..c87ae29 100644 --- a/fs/ext2/ext2.h +++ b/fs/ext2/ext2.h @@ -178,3 +178,10 @@ extern const struct inode_operations ext2_special_inode_operations; /* symlink.c */ extern const struct inode_operations ext2_fast_symlink_inode_operations; extern const struct inode_operations ext2_symlink_inode_operations; + +static inline ext2_fsblk_t +ext2_group_first_block_no(struct super_block *sb, unsigned long group_no) +{ + return group_no * (ext2_fsblk_t)EXT2_BLOCKS_PER_GROUP(sb) + + le32_to_cpu(EXT2_SB(sb)->s_es->s_first_data_block); +} diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index 3763757..80d2f52 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -132,6 +132,21 @@ static void fuse_lookup_init(struct fuse_req *req, struct inode *dir, req->out.args[0].value = outarg; } +static u64 fuse_get_attr_version(struct fuse_conn *fc) +{ + u64 curr_version; + + /* + * The spin lock isn't actually needed on 64bit archs, but we + * don't yet care too much about such optimizations. + */ + spin_lock(&fc->lock); + curr_version = fc->attr_version; + spin_unlock(&fc->lock); + + return curr_version; +} + /* * Check whether the dentry is still valid * @@ -171,9 +186,7 @@ static int fuse_dentry_revalidate(struct dentry *entry, struct nameidata *nd) return 0; } - spin_lock(&fc->lock); - attr_version = fc->attr_version; - spin_unlock(&fc->lock); + attr_version = fuse_get_attr_version(fc); parent = dget_parent(entry); fuse_lookup_init(req, parent->d_inode, entry, &outarg); @@ -264,9 +277,7 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry, return ERR_PTR(PTR_ERR(forget_req)); } - spin_lock(&fc->lock); - attr_version = fc->attr_version; - spin_unlock(&fc->lock); + attr_version = fuse_get_attr_version(fc); fuse_lookup_init(req, dir, entry, &outarg); request_send(fc, req); @@ -646,6 +657,9 @@ static int fuse_rename(struct inode *olddir, struct dentry *oldent, err = req->out.h.error; fuse_put_request(fc, req); if (!err) { + /* ctime changes */ + fuse_invalidate_attr(oldent->d_inode); + fuse_invalidate_attr(olddir); if (olddir != newdir) fuse_invalidate_attr(newdir); @@ -733,9 +747,7 @@ static int fuse_do_getattr(struct inode *inode, struct kstat *stat, if (IS_ERR(req)) return PTR_ERR(req); - spin_lock(&fc->lock); - attr_version = fc->attr_version; - spin_unlock(&fc->lock); + attr_version = fuse_get_attr_version(fc); memset(&inarg, 0, sizeof(inarg)); memset(&outarg, 0, sizeof(outarg)); @@ -775,6 +787,31 @@ static int fuse_do_getattr(struct inode *inode, struct kstat *stat, return err; } +int fuse_update_attributes(struct inode *inode, struct kstat *stat, + struct file *file, bool *refreshed) +{ + struct fuse_inode *fi = get_fuse_inode(inode); + int err; + bool r; + + if (fi->i_time < get_jiffies_64()) { + r = true; + err = fuse_do_getattr(inode, stat, file); + } else { + r = false; + err = 0; + if (stat) { + generic_fillattr(inode, stat); + stat->mode = fi->orig_i_mode; + } + } + + if (refreshed != NULL) + *refreshed = r; + + return err; +} + /* * Calling into a user-controlled filesystem gives the filesystem * daemon ptrace-like capabilities over the requester process. This @@ -862,14 +899,9 @@ static int fuse_permission(struct inode *inode, int mask, struct nameidata *nd) */ if ((fc->flags & FUSE_DEFAULT_PERMISSIONS) || ((mask & MAY_EXEC) && S_ISREG(inode->i_mode))) { - struct fuse_inode *fi = get_fuse_inode(inode); - if (fi->i_time < get_jiffies_64()) { - err = fuse_do_getattr(inode, NULL, NULL); - if (err) - return err; - - refreshed = true; - } + err = fuse_update_attributes(inode, NULL, NULL, &refreshed); + if (err) + return err; } if (fc->flags & FUSE_DEFAULT_PERMISSIONS) { @@ -935,7 +967,6 @@ static int fuse_readdir(struct file *file, void *dstbuf, filldir_t filldir) struct page *page; struct inode *inode = file->f_path.dentry->d_inode; struct fuse_conn *fc = get_fuse_conn(inode); - struct fuse_file *ff = file->private_data; struct fuse_req *req; if (is_bad_inode(inode)) @@ -952,7 +983,7 @@ static int fuse_readdir(struct file *file, void *dstbuf, filldir_t filldir) } req->num_pages = 1; req->pages[0] = page; - fuse_read_fill(req, ff, inode, file->f_pos, PAGE_SIZE, FUSE_READDIR); + fuse_read_fill(req, file, inode, file->f_pos, PAGE_SIZE, FUSE_READDIR); request_send(fc, req); nbytes = req->out.args[0].size; err = req->out.h.error; @@ -1173,22 +1204,12 @@ static int fuse_getattr(struct vfsmount *mnt, struct dentry *entry, struct kstat *stat) { struct inode *inode = entry->d_inode; - struct fuse_inode *fi = get_fuse_inode(inode); struct fuse_conn *fc = get_fuse_conn(inode); - int err; if (!fuse_allow_task(fc, current)) return -EACCES; - if (fi->i_time < get_jiffies_64()) - err = fuse_do_getattr(inode, stat, NULL); - else { - err = 0; - generic_fillattr(inode, stat); - stat->mode = fi->orig_i_mode; - } - - return err; + return fuse_update_attributes(inode, stat, NULL, NULL); } static int fuse_setxattr(struct dentry *entry, const char *name, diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 535b373..bb05d22 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -289,14 +289,16 @@ static int fuse_fsync(struct file *file, struct dentry *de, int datasync) return fuse_fsync_common(file, de, datasync, 0); } -void fuse_read_fill(struct fuse_req *req, struct fuse_file *ff, +void fuse_read_fill(struct fuse_req *req, struct file *file, struct inode *inode, loff_t pos, size_t count, int opcode) { struct fuse_read_in *inarg = &req->misc.read_in; + struct fuse_file *ff = file->private_data; inarg->fh = ff->fh; inarg->offset = pos; inarg->size = count; + inarg->flags = file->f_flags; req->in.h.opcode = opcode; req->in.h.nodeid = get_node_id(inode); req->in.numargs = 1; @@ -313,9 +315,8 @@ static size_t fuse_send_read(struct fuse_req *req, struct file *file, fl_owner_t owner) { struct fuse_conn *fc = get_fuse_conn(inode); - struct fuse_file *ff = file->private_data; - fuse_read_fill(req, ff, inode, pos, count, FUSE_READ); + fuse_read_fill(req, file, inode, pos, count, FUSE_READ); if (owner != NULL) { struct fuse_read_in *inarg = &req->misc.read_in; @@ -376,15 +377,16 @@ static void fuse_readpages_end(struct fuse_conn *fc, struct fuse_req *req) fuse_put_request(fc, req); } -static void fuse_send_readpages(struct fuse_req *req, struct fuse_file *ff, +static void fuse_send_readpages(struct fuse_req *req, struct file *file, struct inode *inode) { struct fuse_conn *fc = get_fuse_conn(inode); loff_t pos = page_offset(req->pages[0]); size_t count = req->num_pages << PAGE_CACHE_SHIFT; req->out.page_zeroing = 1; - fuse_read_fill(req, ff, inode, pos, count, FUSE_READ); + fuse_read_fill(req, file, inode, pos, count, FUSE_READ); if (fc->async_read) { + struct fuse_file *ff = file->private_data; req->ff = fuse_file_get(ff); req->end = fuse_readpages_end; request_send_background(fc, req); @@ -396,7 +398,7 @@ static void fuse_send_readpages(struct fuse_req *req, struct fuse_file *ff, struct fuse_fill_data { struct fuse_req *req; - struct fuse_file *ff; + struct file *file; struct inode *inode; }; @@ -411,7 +413,7 @@ static int fuse_readpages_fill(void *_data, struct page *page) (req->num_pages == FUSE_MAX_PAGES_PER_REQ || (req->num_pages + 1) * PAGE_CACHE_SIZE > fc->max_read || req->pages[req->num_pages - 1]->index + 1 != page->index)) { - fuse_send_readpages(req, data->ff, inode); + fuse_send_readpages(req, data->file, inode); data->req = req = fuse_get_req(fc); if (IS_ERR(req)) { unlock_page(page); @@ -435,7 +437,7 @@ static int fuse_readpages(struct file *file, struct address_space *mapping, if (is_bad_inode(inode)) goto out; - data.ff = file->private_data; + data.file = file; data.inode = inode; data.req = fuse_get_req(fc); err = PTR_ERR(data.req); @@ -445,7 +447,7 @@ static int fuse_readpages(struct file *file, struct address_space *mapping, err = read_cache_pages(mapping, pages, fuse_readpages_fill, &data); if (!err) { if (data.req->num_pages) - fuse_send_readpages(data.req, data.ff, inode); + fuse_send_readpages(data.req, file, inode); else fuse_put_request(fc, data.req); } @@ -453,11 +455,31 @@ out: return err; } -static void fuse_write_fill(struct fuse_req *req, struct fuse_file *ff, +static ssize_t fuse_file_aio_read(struct kiocb *iocb, const struct iovec *iov, + unsigned long nr_segs, loff_t pos) +{ + struct inode *inode = iocb->ki_filp->f_mapping->host; + + if (pos + iov_length(iov, nr_segs) > i_size_read(inode)) { + int err; + /* + * If trying to read past EOF, make sure the i_size + * attribute is up-to-date. + */ + err = fuse_update_attributes(inode, NULL, iocb->ki_filp, NULL); + if (err) + return err; + } + + return generic_file_aio_read(iocb, iov, nr_segs, pos); +} + +static void fuse_write_fill(struct fuse_req *req, struct file *file, struct inode *inode, loff_t pos, size_t count, int writepage) { struct fuse_conn *fc = get_fuse_conn(inode); + struct fuse_file *ff = file->private_data; struct fuse_write_in *inarg = &req->misc.write.in; struct fuse_write_out *outarg = &req->misc.write.out; @@ -466,6 +488,7 @@ static void fuse_write_fill(struct fuse_req *req, struct fuse_file *ff, inarg->offset = pos; inarg->size = count; inarg->write_flags = writepage ? FUSE_WRITE_CACHE : 0; + inarg->flags = file->f_flags; req->in.h.opcode = FUSE_WRITE; req->in.h.nodeid = get_node_id(inode); req->in.argpages = 1; @@ -486,7 +509,7 @@ static size_t fuse_send_write(struct fuse_req *req, struct file *file, fl_owner_t owner) { struct fuse_conn *fc = get_fuse_conn(inode); - fuse_write_fill(req, file->private_data, inode, pos, count, 0); + fuse_write_fill(req, file, inode, pos, count, 0); if (owner != NULL) { struct fuse_write_in *inarg = &req->misc.write.in; inarg->write_flags |= FUSE_WRITE_LOCKOWNER; @@ -887,7 +910,7 @@ static sector_t fuse_bmap(struct address_space *mapping, sector_t block) static const struct file_operations fuse_file_operations = { .llseek = generic_file_llseek, .read = do_sync_read, - .aio_read = generic_file_aio_read, + .aio_read = fuse_file_aio_read, .write = do_sync_write, .aio_write = generic_file_aio_write, .mmap = fuse_file_mmap, diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index 6c5461d..3ab8a30 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h @@ -447,7 +447,7 @@ void fuse_send_forget(struct fuse_conn *fc, struct fuse_req *req, /** * Initialize READ or READDIR request */ -void fuse_read_fill(struct fuse_req *req, struct fuse_file *ff, +void fuse_read_fill(struct fuse_req *req, struct file *file, struct inode *inode, loff_t pos, size_t count, int opcode); /** @@ -593,3 +593,6 @@ int fuse_valid_type(int m); int fuse_allow_task(struct fuse_conn *fc, struct task_struct *task); u64 fuse_lock_owner_id(struct fuse_conn *fc, fl_owner_t id); + +int fuse_update_attributes(struct inode *inode, struct kstat *stat, + struct file *file, bool *refreshed); diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 9a68d69..84f9f7d 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -56,6 +56,7 @@ static struct inode *fuse_alloc_inode(struct super_block *sb) fi->i_time = 0; fi->nodeid = 0; fi->nlookup = 0; + fi->attr_version = 0; INIT_LIST_HEAD(&fi->write_files); fi->forget_req = fuse_request_alloc(); if (!fi->forget_req) { @@ -562,8 +563,7 @@ static void fuse_send_init(struct fuse_conn *fc, struct fuse_req *req) arg->major = FUSE_KERNEL_VERSION; arg->minor = FUSE_KERNEL_MINOR_VERSION; arg->max_readahead = fc->bdi.ra_pages * PAGE_CACHE_SIZE; - arg->flags |= FUSE_ASYNC_READ | FUSE_POSIX_LOCKS | FUSE_FILE_OPS | - FUSE_ATOMIC_O_TRUNC; + arg->flags |= FUSE_ASYNC_READ | FUSE_POSIX_LOCKS | FUSE_ATOMIC_O_TRUNC; req->in.h.opcode = FUSE_INIT; req->in.numargs = 1; req->in.args[0].size = sizeof(*arg); diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 3533453..f697b5c 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -38,6 +38,7 @@ #include "nfs4_fs.h" #include "delegation.h" #include "iostat.h" +#include "internal.h" /* #define NFS_DEBUG_VERBOSE 1 */ diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index afcab00..5e8d82f 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -263,17 +263,19 @@ static const struct rpc_call_ops nfs_read_direct_ops = { * handled automatically by nfs_direct_read_result(). Otherwise, if * no requests have been sent, just return an error. */ -static ssize_t nfs_direct_read_schedule(struct nfs_direct_req *dreq, unsigned long user_addr, size_t count, loff_t pos) +static ssize_t nfs_direct_read_schedule_segment(struct nfs_direct_req *dreq, + const struct iovec *iov, + loff_t pos) { struct nfs_open_context *ctx = dreq->ctx; struct inode *inode = ctx->path.dentry->d_inode; + unsigned long user_addr = (unsigned long)iov->iov_base; + size_t count = iov->iov_len; size_t rsize = NFS_SERVER(inode)->rsize; unsigned int pgbase; int result; ssize_t started = 0; - get_dreq(dreq); - do { struct nfs_read_data *data; size_t bytes; @@ -347,15 +349,46 @@ static ssize_t nfs_direct_read_schedule(struct nfs_direct_req *dreq, unsigned lo count -= bytes; } while (count != 0); + if (started) + return started; + return result < 0 ? (ssize_t) result : -EFAULT; +} + +static ssize_t nfs_direct_read_schedule_iovec(struct nfs_direct_req *dreq, + const struct iovec *iov, + unsigned long nr_segs, + loff_t pos) +{ + ssize_t result = -EINVAL; + size_t requested_bytes = 0; + unsigned long seg; + + get_dreq(dreq); + + for (seg = 0; seg < nr_segs; seg++) { + const struct iovec *vec = &iov[seg]; + result = nfs_direct_read_schedule_segment(dreq, vec, pos); + if (result < 0) + break; + requested_bytes += result; + if ((size_t)result < vec->iov_len) + break; + pos += vec->iov_len; + } + if (put_dreq(dreq)) nfs_direct_complete(dreq); - if (started) + if (requested_bytes != 0) return 0; - return result < 0 ? (ssize_t) result : -EFAULT; + + if (result < 0) + return result; + return -EIO; } -static ssize_t nfs_direct_read(struct kiocb *iocb, unsigned long user_addr, size_t count, loff_t pos) +static ssize_t nfs_direct_read(struct kiocb *iocb, const struct iovec *iov, + unsigned long nr_segs, loff_t pos) { ssize_t result = 0; sigset_t oldset; @@ -372,9 +405,8 @@ static ssize_t nfs_direct_read(struct kiocb *iocb, unsigned long user_addr, size if (!is_sync_kiocb(iocb)) dreq->iocb = iocb; - nfs_add_stats(inode, NFSIOS_DIRECTREADBYTES, count); rpc_clnt_sigmask(clnt, &oldset); - result = nfs_direct_read_schedule(dreq, user_addr, count, pos); + result = nfs_direct_read_schedule_iovec(dreq, iov, nr_segs, pos); if (!result) result = nfs_direct_wait(dreq); rpc_clnt_sigunmask(clnt, &oldset); @@ -601,17 +633,19 @@ static const struct rpc_call_ops nfs_write_direct_ops = { * handled automatically by nfs_direct_write_result(). Otherwise, if * no requests have been sent, just return an error. */ -static ssize_t nfs_direct_write_schedule(struct nfs_direct_req *dreq, unsigned long user_addr, size_t count, loff_t pos, int sync) +static ssize_t nfs_direct_write_schedule_segment(struct nfs_direct_req *dreq, + const struct iovec *iov, + loff_t pos, int sync) { struct nfs_open_context *ctx = dreq->ctx; struct inode *inode = ctx->path.dentry->d_inode; + unsigned long user_addr = (unsigned long)iov->iov_base; + size_t count = iov->iov_len; size_t wsize = NFS_SERVER(inode)->wsize; unsigned int pgbase; int result; ssize_t started = 0; - get_dreq(dreq); - do { struct nfs_write_data *data; size_t bytes; @@ -689,15 +723,48 @@ static ssize_t nfs_direct_write_schedule(struct nfs_direct_req *dreq, unsigned l count -= bytes; } while (count != 0); + if (started) + return started; + return result < 0 ? (ssize_t) result : -EFAULT; +} + +static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq, + const struct iovec *iov, + unsigned long nr_segs, + loff_t pos, int sync) +{ + ssize_t result = 0; + size_t requested_bytes = 0; + unsigned long seg; + + get_dreq(dreq); + + for (seg = 0; seg < nr_segs; seg++) { + const struct iovec *vec = &iov[seg]; + result = nfs_direct_write_schedule_segment(dreq, vec, + pos, sync); + if (result < 0) + break; + requested_bytes += result; + if ((size_t)result < vec->iov_len) + break; + pos += vec->iov_len; + } + if (put_dreq(dreq)) - nfs_direct_write_complete(dreq, inode); + nfs_direct_write_complete(dreq, dreq->inode); - if (started) + if (requested_bytes != 0) return 0; - return result < 0 ? (ssize_t) result : -EFAULT; + + if (result < 0) + return result; + return -EIO; } -static ssize_t nfs_direct_write(struct kiocb *iocb, unsigned long user_addr, size_t count, loff_t pos) +static ssize_t nfs_direct_write(struct kiocb *iocb, const struct iovec *iov, + unsigned long nr_segs, loff_t pos, + size_t count) { ssize_t result = 0; sigset_t oldset; @@ -720,10 +787,8 @@ static ssize_t nfs_direct_write(struct kiocb *iocb, unsigned long user_addr, siz if (!is_sync_kiocb(iocb)) dreq->iocb = iocb; - nfs_add_stats(inode, NFSIOS_DIRECTWRITTENBYTES, count); - rpc_clnt_sigmask(clnt, &oldset); - result = nfs_direct_write_schedule(dreq, user_addr, count, pos, sync); + result = nfs_direct_write_schedule_iovec(dreq, iov, nr_segs, pos, sync); if (!result) result = nfs_direct_wait(dreq); rpc_clnt_sigunmask(clnt, &oldset); @@ -759,21 +824,16 @@ ssize_t nfs_file_direct_read(struct kiocb *iocb, const struct iovec *iov, ssize_t retval = -EINVAL; struct file *file = iocb->ki_filp; struct address_space *mapping = file->f_mapping; - /* XXX: temporary */ - const char __user *buf = iov[0].iov_base; - size_t count = iov[0].iov_len; + size_t count; + + count = iov_length(iov, nr_segs); + nfs_add_stats(mapping->host, NFSIOS_DIRECTREADBYTES, count); - dprintk("nfs: direct read(%s/%s, %lu@%Ld)\n", + dprintk("nfs: direct read(%s/%s, %zd@%Ld)\n", file->f_path.dentry->d_parent->d_name.name, file->f_path.dentry->d_name.name, - (unsigned long) count, (long long) pos); - - if (nr_segs != 1) - goto out; + count, (long long) pos); - retval = -EFAULT; - if (!access_ok(VERIFY_WRITE, buf, count)) - goto out; retval = 0; if (!count) goto out; @@ -782,7 +842,7 @@ ssize_t nfs_file_direct_read(struct kiocb *iocb, const struct iovec *iov, if (retval) goto out; - retval = nfs_direct_read(iocb, (unsigned long) buf, count, pos); + retval = nfs_direct_read(iocb, iov, nr_segs, pos); if (retval > 0) iocb->ki_pos = pos + retval; @@ -821,21 +881,21 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, const struct iovec *iov, ssize_t retval = -EINVAL; struct file *file = iocb->ki_filp; struct address_space *mapping = file->f_mapping; - /* XXX: temporary */ - const char __user *buf = iov[0].iov_base; - size_t count = iov[0].iov_len; + size_t count; + + count = iov_length(iov, nr_segs); + nfs_add_stats(mapping->host, NFSIOS_DIRECTWRITTENBYTES, count); - dprintk("nfs: direct write(%s/%s, %lu@%Ld)\n", + dfprintk(VFS, "nfs: direct write(%s/%s, %zd@%Ld)\n", file->f_path.dentry->d_parent->d_name.name, file->f_path.dentry->d_name.name, - (unsigned long) count, (long long) pos); - - if (nr_segs != 1) - goto out; + count, (long long) pos); retval = generic_write_checks(file, &pos, &count, 0); if (retval) goto out; + if (!count) + goto out; /* return 0 */ retval = -EINVAL; if ((ssize_t) count < 0) @@ -844,15 +904,11 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, const struct iovec *iov, if (!count) goto out; - retval = -EFAULT; - if (!access_ok(VERIFY_READ, buf, count)) - goto out; - retval = nfs_sync_mapping(mapping); if (retval) goto out; - retval = nfs_direct_write(iocb, (unsigned long) buf, count, pos); + retval = nfs_direct_write(iocb, iov, nr_segs, pos, count); if (retval > 0) iocb->ki_pos = pos + retval; diff --git a/fs/nfs/getroot.c b/fs/nfs/getroot.c index 522e5ad..0ee4384 100644 --- a/fs/nfs/getroot.c +++ b/fs/nfs/getroot.c @@ -43,6 +43,25 @@ #define NFSDBG_FACILITY NFSDBG_CLIENT /* + * Set the superblock root dentry. + * Note that this function frees the inode in case of error. + */ +static int nfs_superblock_set_dummy_root(struct super_block *sb, struct inode *inode) +{ + /* The mntroot acts as the dummy root dentry for this superblock */ + if (sb->s_root == NULL) { + sb->s_root = d_alloc_root(inode); + if (sb->s_root == NULL) { + iput(inode); + return -ENOMEM; + } + /* Circumvent igrab(): we know the inode is not being freed */ + atomic_inc(&inode->i_count); + } + return 0; +} + +/* * get an NFS2/NFS3 root dentry from the root filehandle */ struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh) @@ -54,33 +73,6 @@ struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh) struct inode *inode; int error; - /* create a dummy root dentry with dummy inode for this superblock */ - if (!sb->s_root) { - struct nfs_fh dummyfh; - struct dentry *root; - struct inode *iroot; - - memset(&dummyfh, 0, sizeof(dummyfh)); - memset(&fattr, 0, sizeof(fattr)); - nfs_fattr_init(&fattr); - fattr.valid = NFS_ATTR_FATTR; - fattr.type = NFDIR; - fattr.mode = S_IFDIR | S_IRUSR | S_IWUSR; - fattr.nlink = 2; - - iroot = nfs_fhget(sb, &dummyfh, &fattr); - if (IS_ERR(iroot)) - return ERR_PTR(PTR_ERR(iroot)); - - root = d_alloc_root(iroot); - if (!root) { - iput(iroot); - return ERR_PTR(-ENOMEM); - } - - sb->s_root = root; - } - /* get the actual root for this mount */ fsinfo.fattr = &fattr; @@ -96,6 +88,10 @@ struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh) return ERR_PTR(PTR_ERR(inode)); } + error = nfs_superblock_set_dummy_root(sb, inode); + if (error != 0) + return ERR_PTR(error); + /* root dentries normally start off anonymous and get spliced in later * if the dentry tree reaches them; however if the dentry already * exists, we'll pick it up at this point and use it as the root @@ -241,33 +237,6 @@ struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh) dprintk("--> nfs4_get_root()\n"); - /* create a dummy root dentry with dummy inode for this superblock */ - if (!sb->s_root) { - struct nfs_fh dummyfh; - struct dentry *root; - struct inode *iroot; - - memset(&dummyfh, 0, sizeof(dummyfh)); - memset(&fattr, 0, sizeof(fattr)); - nfs_fattr_init(&fattr); - fattr.valid = NFS_ATTR_FATTR; - fattr.type = NFDIR; - fattr.mode = S_IFDIR | S_IRUSR | S_IWUSR; - fattr.nlink = 2; - - iroot = nfs_fhget(sb, &dummyfh, &fattr); - if (IS_ERR(iroot)) - return ERR_PTR(PTR_ERR(iroot)); - - root = d_alloc_root(iroot); - if (!root) { - iput(iroot); - return ERR_PTR(-ENOMEM); - } - - sb->s_root = root; - } - /* get the info about the server and filesystem */ error = nfs4_server_capabilities(server, mntfh); if (error < 0) { @@ -289,6 +258,10 @@ struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh) return ERR_PTR(PTR_ERR(inode)); } + error = nfs_superblock_set_dummy_root(sb, inode); + if (error != 0) + return ERR_PTR(error); + /* root dentries normally start off anonymous and get spliced in later * if the dentry tree reaches them; however if the dentry already * exists, we'll pick it up at this point and use it as the root diff --git a/fs/nfs/super.c b/fs/nfs/super.c index fa517ae..2426e71 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -1054,10 +1054,11 @@ static int nfs_validate_mount_data(void *options, { struct nfs_mount_data *data = (struct nfs_mount_data *)options; + memset(args, 0, sizeof(*args)); + if (data == NULL) goto out_no_data; - memset(args, 0, sizeof(*args)); args->flags = (NFS_MOUNT_VER3 | NFS_MOUNT_TCP); args->rsize = NFS_MAX_FILE_IO_SIZE; args->wsize = NFS_MAX_FILE_IO_SIZE; @@ -1474,6 +1475,11 @@ static int nfs_xdev_get_sb(struct file_system_type *fs_type, int flags, error = PTR_ERR(mntroot); goto error_splat_super; } + if (mntroot->d_inode->i_op != &nfs_dir_inode_operations) { + dput(mntroot); + error = -ESTALE; + goto error_splat_super; + } s->s_flags |= MS_ACTIVE; mnt->mnt_sb = s; @@ -1531,10 +1537,11 @@ static int nfs4_validate_mount_data(void *options, struct nfs4_mount_data *data = (struct nfs4_mount_data *)options; char *c; + memset(args, 0, sizeof(*args)); + if (data == NULL) goto out_no_data; - memset(args, 0, sizeof(*args)); args->rsize = NFS_MAX_FILE_IO_SIZE; args->wsize = NFS_MAX_FILE_IO_SIZE; args->timeo = 600; diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 89527a4..51cc1bd 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -1436,7 +1436,8 @@ out: return ret; } -int nfs_wb_page_priority(struct inode *inode, struct page *page, int how) +static int nfs_wb_page_priority(struct inode *inode, struct page *page, + int how) { loff_t range_start = page_offset(page); loff_t range_end = range_start + (loff_t)(PAGE_CACHE_SIZE - 1); diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index 556e34c..56f7790 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -1514,7 +1514,7 @@ int ocfs2_size_fits_inline_data(struct buffer_head *di_bh, u64 new_size) { struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data; - if (new_size < le16_to_cpu(di->id2.i_data.id_count)) + if (new_size <= le16_to_cpu(di->id2.i_data.id_count)) return 1; return 0; } diff --git a/fs/ocfs2/cluster/masklog.h b/fs/ocfs2/cluster/masklog.h index cd04606..597e064 100644 --- a/fs/ocfs2/cluster/masklog.h +++ b/fs/ocfs2/cluster/masklog.h @@ -212,7 +212,7 @@ extern struct mlog_bits mlog_and_bits, mlog_not_bits; #define mlog_errno(st) do { \ int _st = (st); \ if (_st != -ERESTARTSYS && _st != -EINTR && \ - _st != AOP_TRUNCATED_PAGE) \ + _st != AOP_TRUNCATED_PAGE && _st != -ENOSPC) \ mlog(ML_ERROR, "status = %lld\n", (long long)_st); \ } while (0) diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c index 1957a5e..9923278 100644 --- a/fs/ocfs2/dcache.c +++ b/fs/ocfs2/dcache.c @@ -344,12 +344,24 @@ static void ocfs2_dentry_iput(struct dentry *dentry, struct inode *inode) { struct ocfs2_dentry_lock *dl = dentry->d_fsdata; - mlog_bug_on_msg(!dl && !(dentry->d_flags & DCACHE_DISCONNECTED), - "dentry: %.*s\n", dentry->d_name.len, - dentry->d_name.name); + if (!dl) { + /* + * No dentry lock is ok if we're disconnected or + * unhashed. + */ + if (!(dentry->d_flags & DCACHE_DISCONNECTED) && + !d_unhashed(dentry)) { + unsigned long long ino = 0ULL; + if (inode) + ino = (unsigned long long)OCFS2_I(inode)->ip_blkno; + mlog(ML_ERROR, "Dentry is missing cluster lock. " + "inode: %llu, d_flags: 0x%x, d_name: %.*s\n", + ino, dentry->d_flags, dentry->d_name.len, + dentry->d_name.name); + } - if (!dl) goto out; + } mlog_bug_on_msg(dl->dl_count == 0, "dentry: %.*s, count: %u\n", dentry->d_name.len, dentry->d_name.name, diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c index 62e4a7d..a54d33d 100644 --- a/fs/ocfs2/dlm/dlmmaster.c +++ b/fs/ocfs2/dlm/dlmmaster.c @@ -908,7 +908,7 @@ lookup: * but they might own this lockres. wait on them. */ bit = find_next_bit(dlm->recovery_map, O2NM_MAX_NODES, 0); if (bit < O2NM_MAX_NODES) { - mlog(ML_NOTICE, "%s:%.*s: at least one node (%d) to" + mlog(ML_NOTICE, "%s:%.*s: at least one node (%d) to " "recover before lock mastery can begin\n", dlm->name, namelen, (char *)lockid, bit); wait_on_recovery = 1; @@ -962,7 +962,7 @@ redo_request: spin_lock(&dlm->spinlock); bit = find_next_bit(dlm->recovery_map, O2NM_MAX_NODES, 0); if (bit < O2NM_MAX_NODES) { - mlog(ML_NOTICE, "%s:%.*s: at least one node (%d) to" + mlog(ML_NOTICE, "%s:%.*s: at least one node (%d) to " "recover before lock mastery can begin\n", dlm->name, namelen, (char *)lockid, bit); wait_on_recovery = 1; diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index bbac7cd..b75b2e1 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -399,7 +399,7 @@ static int ocfs2_truncate_file(struct inode *inode, if (OCFS2_I(inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL) { status = ocfs2_truncate_inline(inode, di_bh, new_i_size, - i_size_read(inode), 0); + i_size_read(inode), 1); if (status) mlog_errno(status); @@ -1521,6 +1521,7 @@ static int ocfs2_remove_inode_range(struct inode *inode, u32 trunc_start, trunc_len, cpos, phys_cpos, alloc_size; struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); struct ocfs2_cached_dealloc_ctxt dealloc; + struct address_space *mapping = inode->i_mapping; ocfs2_init_dealloc_ctxt(&dealloc); @@ -1529,10 +1530,20 @@ static int ocfs2_remove_inode_range(struct inode *inode, if (OCFS2_I(inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL) { ret = ocfs2_truncate_inline(inode, di_bh, byte_start, - byte_start + byte_len, 1); - if (ret) + byte_start + byte_len, 0); + if (ret) { mlog_errno(ret); - return ret; + goto out; + } + /* + * There's no need to get fancy with the page cache + * truncate of an inline-data inode. We're talking + * about less than a page here, which will be cached + * in the dinode buffer anyway. + */ + unmap_mapping_range(mapping, 0, 0, 0); + truncate_inode_pages(mapping, 0); + goto out; } trunc_start = ocfs2_clusters_for_bytes(osb->sb, byte_start); diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c index 1d5e0cb..ebb2bbe 100644 --- a/fs/ocfs2/inode.c +++ b/fs/ocfs2/inode.c @@ -455,8 +455,8 @@ static int ocfs2_read_locked_inode(struct inode *inode, status = -EINVAL; fe = (struct ocfs2_dinode *) bh->b_data; if (!OCFS2_IS_VALID_DINODE(fe)) { - mlog(ML_ERROR, "Invalid dinode #%llu: signature = %.*s\n", - (unsigned long long)le64_to_cpu(fe->i_blkno), 7, + mlog(0, "Invalid dinode #%llu: signature = %.*s\n", + (unsigned long long)args->fi_blkno, 7, fe->i_signature); goto bail; } @@ -863,7 +863,7 @@ static int ocfs2_query_inode_wipe(struct inode *inode, status = ocfs2_try_open_lock(inode, 1); if (status == -EAGAIN) { status = 0; - mlog(0, "Skipping delete of %llu because it is in use on" + mlog(0, "Skipping delete of %llu because it is in use on " "other nodes\n", (unsigned long long)oi->ip_blkno); goto bail; } diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c index d272847..58ea88b 100644 --- a/fs/ocfs2/localalloc.c +++ b/fs/ocfs2/localalloc.c @@ -484,6 +484,7 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb, alloc = (struct ocfs2_dinode *) osb->local_alloc_bh->b_data; +#ifdef OCFS2_DEBUG_FS if (le32_to_cpu(alloc->id1.bitmap1.i_used) != ocfs2_local_alloc_count_bits(alloc)) { ocfs2_error(osb->sb, "local alloc inode %llu says it has " @@ -494,6 +495,7 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb, status = -EIO; goto bail; } +#endif free_bits = le32_to_cpu(alloc->id1.bitmap1.i_total) - le32_to_cpu(alloc->id1.bitmap1.i_used); @@ -712,9 +714,8 @@ static int ocfs2_sync_local_to_main(struct ocfs2_super *osb, void *bitmap; struct ocfs2_local_alloc *la = OCFS2_LOCAL_ALLOC(alloc); - mlog_entry("total = %u, COUNT = %u, used = %u\n", + mlog_entry("total = %u, used = %u\n", le32_to_cpu(alloc->id1.bitmap1.i_total), - ocfs2_local_alloc_count_bits(alloc), le32_to_cpu(alloc->id1.bitmap1.i_used)); if (!alloc->id1.bitmap1.i_total) { diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index be562ac..5ee7754 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -438,14 +438,14 @@ unlock_osb: } if (!ret) { - if (!ocfs2_is_hard_readonly(osb)) - ocfs2_set_journal_params(osb); - /* Only save off the new mount options in case of a successful * remount. */ osb->s_mount_opt = parsed_options.mount_opt; osb->s_atime_quantum = parsed_options.atime_quantum; osb->preferred_slot = parsed_options.slot; + + if (!ocfs2_is_hard_readonly(osb)) + ocfs2_set_journal_params(osb); } out: return ret; diff --git a/fs/proc/array.c b/fs/proc/array.c index eba339e..65c62e1 100644 --- a/fs/proc/array.c +++ b/fs/proc/array.c @@ -374,7 +374,9 @@ static cputime_t task_stime(struct task_struct *p) stime = nsec_to_clock_t(p->se.sum_exec_runtime) - cputime_to_clock_t(task_utime(p)); - p->prev_stime = max(p->prev_stime, clock_t_to_cputime(stime)); + if (stime >= 0) + p->prev_stime = max(p->prev_stime, clock_t_to_cputime(stime)); + return p->prev_stime; } #endif diff --git a/fs/proc/base.c b/fs/proc/base.c index a17c2685..02a63ac 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -2411,19 +2411,23 @@ out: * Find the first task with tgid >= tgid * */ -static struct task_struct *next_tgid(unsigned int tgid, - struct pid_namespace *ns) -{ +struct tgid_iter { + unsigned int tgid; struct task_struct *task; +}; +static struct tgid_iter next_tgid(struct pid_namespace *ns, struct tgid_iter iter) +{ struct pid *pid; + if (iter.task) + put_task_struct(iter.task); rcu_read_lock(); retry: - task = NULL; - pid = find_ge_pid(tgid, ns); + iter.task = NULL; + pid = find_ge_pid(iter.tgid, ns); if (pid) { - tgid = pid_nr_ns(pid, ns) + 1; - task = pid_task(pid, PIDTYPE_PID); + iter.tgid = pid_nr_ns(pid, ns); + iter.task = pid_task(pid, PIDTYPE_PID); /* What we to know is if the pid we have find is the * pid of a thread_group_leader. Testing for task * being a thread_group_leader is the obvious thing @@ -2436,23 +2440,25 @@ retry: * found doesn't happen to be a thread group leader. * As we don't care in the case of readdir. */ - if (!task || !has_group_leader_pid(task)) + if (!iter.task || !has_group_leader_pid(iter.task)) { + iter.tgid += 1; goto retry; - get_task_struct(task); + } + get_task_struct(iter.task); } rcu_read_unlock(); - return task; + return iter; } #define TGID_OFFSET (FIRST_PROCESS_ENTRY + ARRAY_SIZE(proc_base_stuff)) static int proc_pid_fill_cache(struct file *filp, void *dirent, filldir_t filldir, - struct task_struct *task, int tgid) + struct tgid_iter iter) { char name[PROC_NUMBUF]; - int len = snprintf(name, sizeof(name), "%d", tgid); + int len = snprintf(name, sizeof(name), "%d", iter.tgid); return proc_fill_cache(filp, dirent, filldir, name, len, - proc_pid_instantiate, task, NULL); + proc_pid_instantiate, iter.task, NULL); } /* for the /proc/ directory itself, after non-process stuff has been done */ @@ -2460,8 +2466,7 @@ int proc_pid_readdir(struct file * filp, void * dirent, filldir_t filldir) { unsigned int nr = filp->f_pos - FIRST_PROCESS_ENTRY; struct task_struct *reaper = get_proc_task(filp->f_path.dentry->d_inode); - struct task_struct *task; - int tgid; + struct tgid_iter iter; struct pid_namespace *ns; if (!reaper) @@ -2474,14 +2479,14 @@ int proc_pid_readdir(struct file * filp, void * dirent, filldir_t filldir) } ns = filp->f_dentry->d_sb->s_fs_info; - tgid = filp->f_pos - TGID_OFFSET; - for (task = next_tgid(tgid, ns); - task; - put_task_struct(task), task = next_tgid(tgid + 1, ns)) { - tgid = task_pid_nr_ns(task, ns); - filp->f_pos = tgid + TGID_OFFSET; - if (proc_pid_fill_cache(filp, dirent, filldir, task, tgid) < 0) { - put_task_struct(task); + iter.task = NULL; + iter.tgid = filp->f_pos - TGID_OFFSET; + for (iter = next_tgid(ns, iter); + iter.task; + iter.tgid += 1, iter = next_tgid(ns, iter)) { + filp->f_pos = iter.tgid + TGID_OFFSET; + if (proc_pid_fill_cache(filp, dirent, filldir, iter) < 0) { + put_task_struct(iter.task); goto out; } } diff --git a/fs/proc/generic.c b/fs/proc/generic.c index a9806bc..39f3d65 100644 --- a/fs/proc/generic.c +++ b/fs/proc/generic.c @@ -555,41 +555,6 @@ static int proc_register(struct proc_dir_entry * dir, struct proc_dir_entry * dp return 0; } -/* - * Kill an inode that got unregistered.. - */ -static void proc_kill_inodes(struct proc_dir_entry *de) -{ - struct list_head *p; - struct super_block *sb; - - /* - * Actually it's a partial revoke(). - */ - spin_lock(&sb_lock); - list_for_each_entry(sb, &proc_fs_type.fs_supers, s_instances) { - file_list_lock(); - list_for_each(p, &sb->s_files) { - struct file *filp = list_entry(p, struct file, - f_u.fu_list); - struct dentry *dentry = filp->f_path.dentry; - struct inode *inode; - const struct file_operations *fops; - - if (dentry->d_op != &proc_dentry_operations) - continue; - inode = dentry->d_inode; - if (PDE(inode) != de) - continue; - fops = filp->f_op; - filp->f_op = NULL; - fops_put(fops); - } - file_list_unlock(); - } - spin_unlock(&sb_lock); -} - static struct proc_dir_entry *proc_create(struct proc_dir_entry **parent, const char *name, mode_t mode, @@ -764,8 +729,6 @@ void remove_proc_entry(const char *name, struct proc_dir_entry *parent) continue_removing: if (S_ISDIR(de->mode)) parent->nlink--; - if (!S_ISREG(de->mode)) - proc_kill_inodes(de); de->nlink = 0; WARN_ON(de->subdir); if (!atomic_read(&de->count)) diff --git a/fs/proc/internal.h b/fs/proc/internal.h index 1b2b6c6..1820eb2 100644 --- a/fs/proc/internal.h +++ b/fs/proc/internal.h @@ -78,5 +78,3 @@ static inline int proc_fd(struct inode *inode) { return PROC_I(inode)->fd; } - -extern struct file_system_type proc_fs_type; diff --git a/fs/proc/root.c b/fs/proc/root.c index 1f86bb8..ec9cb3b 100644 --- a/fs/proc/root.c +++ b/fs/proc/root.c @@ -98,7 +98,7 @@ static void proc_kill_sb(struct super_block *sb) put_pid_ns(ns); } -struct file_system_type proc_fs_type = { +static struct file_system_type proc_fs_type = { .name = "proc", .get_sb = proc_get_sb, .kill_sb = proc_kill_sb, diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c index 27d1785..4045bdc 100644 --- a/fs/sysfs/file.c +++ b/fs/sysfs/file.c @@ -119,7 +119,11 @@ static int fill_read_buffer(struct dentry * dentry, struct sysfs_buffer * buffer sysfs_put_active_two(attr_sd); - BUG_ON(count > (ssize_t)PAGE_SIZE); + /* + * The code works fine with PAGE_SIZE return but it's likely to + * indicate truncated result or overflow in normal use cases. + */ + BUG_ON(count >= (ssize_t)PAGE_SIZE); if (count >= 0) { buffer->needs_read_fill = 0; buffer->count = count; diff --git a/include/acpi/processor.h b/include/acpi/processor.h index 26d79f6..76411b1 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -78,7 +78,6 @@ struct acpi_processor_cx { struct acpi_processor_power { struct cpuidle_device dev; struct acpi_processor_cx *state; - struct acpi_processor_cx *bm_state; unsigned long bm_check_timestamp; u32 default_state; u32 bm_activity; diff --git a/include/asm-arm/arch-at91/board.h b/include/asm-arm/arch-at91/board.h index c0d7075..7905496 100644 --- a/include/asm-arm/arch-at91/board.h +++ b/include/asm-arm/arch-at91/board.h @@ -33,6 +33,7 @@ #include <linux/mtd/partitions.h> #include <linux/device.h> +#include <linux/i2c.h> #include <linux/spi/spi.h> /* USB Device */ @@ -94,7 +95,7 @@ struct at91_nand_data { extern void __init at91_add_device_nand(struct at91_nand_data *data); /* I2C*/ -extern void __init at91_add_device_i2c(void); +extern void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices); /* SPI */ extern void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices); diff --git a/include/asm-arm/arch-ixp23xx/irqs.h b/include/asm-arm/arch-ixp23xx/irqs.h index e696395..27c5808 100644 --- a/include/asm-arm/arch-ixp23xx/irqs.h +++ b/include/asm-arm/arch-ixp23xx/irqs.h @@ -153,7 +153,7 @@ */ #define NR_IXP23XX_MACH_IRQS 32 -#define NR_IRQS NR_IXP23XX_IRQS + NR_IXP23XX_MACH_IRQS +#define NR_IRQS (NR_IXP23XX_IRQS + NR_IXP23XX_MACH_IRQS) #define IXP23XX_MACH_IRQ(irq) (NR_IXP23XX_IRQ + (irq)) diff --git a/include/asm-arm/arch-omap/board-innovator.h b/include/asm-arm/arch-omap/board-innovator.h index b3cf334..56d2c98 100644 --- a/include/asm-arm/arch-omap/board-innovator.h +++ b/include/asm-arm/arch-omap/board-innovator.h @@ -37,7 +37,7 @@ #define OMAP1510P1_EMIFF_PRI_VALUE 0x00 #define NR_FPGA_IRQS 24 -#define NR_IRQS IH_BOARD_BASE + NR_FPGA_IRQS +#define NR_IRQS (IH_BOARD_BASE + NR_FPGA_IRQS) #ifndef __ASSEMBLY__ void fpga_write(unsigned char val, int reg); diff --git a/include/asm-arm/arch-pxa/irqs.h b/include/asm-arm/arch-pxa/irqs.h index 6238dbf..b76ee6d 100644 --- a/include/asm-arm/arch-pxa/irqs.h +++ b/include/asm-arm/arch-pxa/irqs.h @@ -13,7 +13,7 @@ #define PXA_IRQ(x) (x) -#ifdef CONFIG_PXA27x +#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) #define IRQ_SSP3 PXA_IRQ(0) /* SSP3 service request */ #define IRQ_MSL PXA_IRQ(1) /* MSL Interface interrupt */ #define IRQ_USBH2 PXA_IRQ(2) /* USB Host interrupt 1 (OHCI) */ @@ -52,11 +52,27 @@ #define IRQ_RTC1Hz PXA_IRQ(30) /* RTC HZ Clock Tick */ #define IRQ_RTCAlrm PXA_IRQ(31) /* RTC Alarm */ -#ifdef CONFIG_PXA27x +#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) #define IRQ_TPM PXA_IRQ(32) /* TPM interrupt */ #define IRQ_CAMERA PXA_IRQ(33) /* Camera Interface */ #endif +#ifdef CONFIG_PXA3xx +#define IRQ_SSP4 PXA_IRQ(13) /* SSP4 service request */ +#define IRQ_CIR PXA_IRQ(34) /* Consumer IR */ +#define IRQ_TSI PXA_IRQ(36) /* Touch Screen Interface (PXA320) */ +#define IRQ_USIM2 PXA_IRQ(38) /* USIM2 Controller */ +#define IRQ_GRPHICS PXA_IRQ(39) /* Graphics Controller */ +#define IRQ_MMC2 PXA_IRQ(41) /* MMC2 Controller */ +#define IRQ_1WIRE PXA_IRQ(44) /* 1-Wire Controller */ +#define IRQ_NAND PXA_IRQ(45) /* NAND Controller */ +#define IRQ_USB2 PXA_IRQ(46) /* USB 2.0 Device Controller */ +#define IRQ_WAKEUP0 PXA_IRQ(49) /* EXT_WAKEUP0 */ +#define IRQ_WAKEUP1 PXA_IRQ(50) /* EXT_WAKEUP1 */ +#define IRQ_DMEMC PXA_IRQ(51) /* Dynamic Memory Controller */ +#define IRQ_MMC3 PXA_IRQ(55) /* MMC3 Controller (PXA310) */ +#endif + #define PXA_GPIO_IRQ_BASE (64) #define PXA_GPIO_IRQ_NUM (128) diff --git a/include/asm-arm/arch-pxa/mfp-pxa300.h b/include/asm-arm/arch-pxa/mfp-pxa300.h index 822a27c..a209966 100644 --- a/include/asm-arm/arch-pxa/mfp-pxa300.h +++ b/include/asm-arm/arch-pxa/mfp-pxa300.h @@ -179,7 +179,7 @@ #define GPIO62_LCD_CS_N MFP_CFG_DRV(GPIO62, AF2, DS01X) #define GPIO72_LCD_FCLK MFP_CFG_DRV(GPIO72, AF1, DS01X) #define GPIO73_LCD_LCLK MFP_CFG_DRV(GPIO73, AF1, DS01X) -#define GPIO74_LCD_PCLK MFP_CFG_DRV(GPIO74, AF1, DS01X) +#define GPIO74_LCD_PCLK MFP_CFG_DRV(GPIO74, AF1, DS02X) #define GPIO75_LCD_BIAS MFP_CFG_DRV(GPIO75, AF1, DS01X) #define GPIO76_LCD_VSYNC MFP_CFG_DRV(GPIO76, AF2, DS01X) diff --git a/include/asm-arm/arch-pxa/mfp-pxa320.h b/include/asm-arm/arch-pxa/mfp-pxa320.h index 488a5bb..52deedc 100644 --- a/include/asm-arm/arch-pxa/mfp-pxa320.h +++ b/include/asm-arm/arch-pxa/mfp-pxa320.h @@ -18,7 +18,7 @@ #include <asm/arch/mfp.h> /* GPIO */ -#define GPIO46_GPIO MFP_CFG(GPIO6, AF0) +#define GPIO46_GPIO MFP_CFG(GPIO46, AF0) #define GPIO49_GPIO MFP_CFG(GPIO49, AF0) #define GPIO50_GPIO MFP_CFG(GPIO50, AF0) #define GPIO51_GPIO MFP_CFG(GPIO51, AF0) diff --git a/include/asm-arm/arch-pxa/mfp.h b/include/asm-arm/arch-pxa/mfp.h index ac4157a..03c508d 100644 --- a/include/asm-arm/arch-pxa/mfp.h +++ b/include/asm-arm/arch-pxa/mfp.h @@ -346,23 +346,31 @@ typedef uint32_t mfp_cfg_t; #define MFP_CFG_PIN(mfp_cfg) (((mfp_cfg) >> 16) & 0xffff) #define MFP_CFG_VAL(mfp_cfg) ((mfp_cfg) & 0xffff) -#define MFPR_DEFAULT (0x0000) +/* + * MFP register defaults to + * drive strength fast 3mA (010'b) + * edge detection logic disabled + * alternate function 0 + */ +#define MFPR_DEFAULT (0x0840) #define MFP_CFG(pin, af) \ ((MFP_PIN_##pin << 16) | MFPR_DEFAULT | (MFP_##af)) #define MFP_CFG_DRV(pin, af, drv) \ - ((MFP_PIN_##pin << 16) | MFPR_DEFAULT |\ + ((MFP_PIN_##pin << 16) | (MFPR_DEFAULT & ~MFPR_DRV_MASK) |\ ((MFP_##drv) << 10) | (MFP_##af)) #define MFP_CFG_LPM(pin, af, lpm) \ - ((MFP_PIN_##pin << 16) | MFPR_DEFAULT | (MFP_##af) |\ + ((MFP_PIN_##pin << 16) | (MFPR_DEFAULT & ~MFPR_LPM_MASK) |\ (((MFP_LPM_##lpm) & 0x3) << 7) |\ (((MFP_LPM_##lpm) & 0x4) << 12) |\ - (((MFP_LPM_##lpm) & 0x8) << 10)) + (((MFP_LPM_##lpm) & 0x8) << 10) |\ + (MFP_##af)) #define MFP_CFG_X(pin, af, drv, lpm) \ - ((MFP_PIN_##pin << 16) | MFPR_DEFAULT |\ + ((MFP_PIN_##pin << 16) |\ + (MFPR_DEFAULT & ~(MFPR_DRV_MASK | MFPR_LPM_MASK)) |\ ((MFP_##drv) << 10) | (MFP_##af) |\ (((MFP_LPM_##lpm) & 0x3) << 7) |\ (((MFP_LPM_##lpm) & 0x4) << 12) |\ diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h index bb68b59..6b33df6 100644 --- a/include/asm-arm/arch-pxa/pxa-regs.h +++ b/include/asm-arm/arch-pxa/pxa-regs.h @@ -110,7 +110,10 @@ #define DALGN __REG(0x400000a0) /* DMA Alignment Register */ #define DINT __REG(0x400000f0) /* DMA Interrupt Register */ -#define DRCMR(n) __REG2(0x40000100, (n)<<2) +#define DRCMR(n) (*(((n) < 64) ? \ + &__REG2(0x40000100, ((n) & 0x3f) << 2) : \ + &__REG2(0x40001100, ((n) & 0x3f) << 2))) + #define DRCMR0 __REG(0x40000100) /* Request to Channel Map Register for DREQ 0 */ #define DRCMR1 __REG(0x40000104) /* Request to Channel Map Register for DREQ 1 */ #define DRCMR2 __REG(0x40000108) /* Request to Channel Map Register for I2S receive Request */ diff --git a/include/asm-arm/arch-s3c2410/spi-gpio.h b/include/asm-arm/arch-s3c2410/spi-gpio.h index c1e4db7..ba1dca8 100644 --- a/include/asm-arm/arch-s3c2410/spi-gpio.h +++ b/include/asm-arm/arch-s3c2410/spi-gpio.h @@ -21,6 +21,8 @@ struct s3c2410_spigpio_info { unsigned long pin_mosi; unsigned long pin_miso; + int bus_num; + unsigned long board_size; struct spi_board_info *board_info; diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h index 0212e18..39bdd86 100644 --- a/include/asm-blackfin/bfin-global.h +++ b/include/asm-blackfin/bfin-global.h @@ -50,8 +50,8 @@ extern unsigned long get_sclk(void); extern unsigned long sclk_to_usecs(unsigned long sclk); extern unsigned long usecs_to_sclk(unsigned long usecs); -extern void dump_thread(struct pt_regs *regs, struct user *dump); -extern void dump_bfin_regs(struct pt_regs *fp, void *retaddr); +extern void dump_bfin_process(struct pt_regs *regs); +extern void dump_bfin_mem(void *retaddr); extern void dump_bfin_trace_buffer(void); extern int init_arch_irq(void); @@ -63,6 +63,7 @@ extern void bfin_dcache_init(void); extern int read_iloc(void); extern int bfin_console_init(void); extern asmlinkage void lower_to_irq14(void); +extern asmlinkage void bfin_return_from_exception(void); extern void init_exception_vectors(void); extern void init_dma(void); extern void program_IAR(void); diff --git a/include/asm-blackfin/cplbinit.h b/include/asm-blackfin/cplbinit.h index bec6ecd..c4d0596 100644 --- a/include/asm-blackfin/cplbinit.h +++ b/include/asm-blackfin/cplbinit.h @@ -27,6 +27,9 @@ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#ifndef __ASM_CPLBINIT_H__ +#define __ASM_CPLBINIT_H__ + #include <asm/blackfin.h> #include <asm/cplb.h> @@ -57,8 +60,8 @@ struct cplb_tab { u16 size; }; -extern u_long icplb_table[MAX_CPLBS+1]; -extern u_long dcplb_table[MAX_CPLBS+1]; +extern u_long icplb_table[]; +extern u_long dcplb_table[]; /* Till here we are discussing about the static memory management model. * However, the operating envoronments commonly define more CPLB @@ -69,28 +72,16 @@ extern u_long dcplb_table[MAX_CPLBS+1]; * This is how Page descriptor Table is implemented in uClinux/Blackfin. */ -#ifdef CONFIG_CPLB_SWITCH_TAB_L1 -extern u_long ipdt_table[MAX_SWITCH_I_CPLBS+1]__attribute__((l1_data)); -extern u_long dpdt_table[MAX_SWITCH_D_CPLBS+1]__attribute__((l1_data)); - -#ifdef CONFIG_CPLB_INFO -extern u_long ipdt_swapcount_table[MAX_SWITCH_I_CPLBS]__attribute__((l1_data)); -extern u_long dpdt_swapcount_table[MAX_SWITCH_D_CPLBS]__attribute__((l1_data)); -#endif /* CONFIG_CPLB_INFO */ - -#else - -extern u_long ipdt_table[MAX_SWITCH_I_CPLBS+1]; -extern u_long dpdt_table[MAX_SWITCH_D_CPLBS+1]; - +extern u_long ipdt_table[]; +extern u_long dpdt_table[]; #ifdef CONFIG_CPLB_INFO -extern u_long ipdt_swapcount_table[MAX_SWITCH_I_CPLBS]; -extern u_long dpdt_swapcount_table[MAX_SWITCH_D_CPLBS]; -#endif /* CONFIG_CPLB_INFO */ - -#endif /*CONFIG_CPLB_SWITCH_TAB_L1*/ +extern u_long ipdt_swapcount_table[]; +extern u_long dpdt_swapcount_table[]; +#endif extern unsigned long reserved_mem_dcache_on; extern unsigned long reserved_mem_icache_on; extern void generate_cpl_tables(void); + +#endif diff --git a/include/asm-blackfin/delay.h b/include/asm-blackfin/delay.h index 52e7a10..473a811 100644 --- a/include/asm-blackfin/delay.h +++ b/include/asm-blackfin/delay.h @@ -1,29 +1,47 @@ -#ifndef _BLACKFIN_DELAY_H -#define _BLACKFIN_DELAY_H - -static inline void __delay(unsigned long loops) -{ - -/* FIXME: Currently the assembler doesn't recognize Loop Register Clobbers, - uncomment this as soon those are implemented */ /* - __asm__ __volatile__ ( "\t LSETUP (1f,1f) LC0= %0\n\t" - "1:\t NOP;\n\t" - : :"a" (loops) - : "LT0","LB0","LC0"); + * delay.h - delay functions + * + * Copyright (c) 2004-2007 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef __ASM_DELAY_H__ +#define __ASM_DELAY_H__ -*/ +#include <asm/mach/anomaly.h> - __asm__ __volatile__("[--SP] = LC0;\n\t" - "[--SP] = LT0;\n\t" - "[--SP] = LB0;\n\t" - "LSETUP (1f,1f) LC0 = %0;\n\t" - "1:\t NOP;\n\t" - "LB0 = [SP++];\n\t" - "LT0 = [SP++];\n\t" - "LC0 = [SP++];\n" - : - :"a" (loops)); +static inline void __delay(unsigned long loops) +{ + if (ANOMALY_05000312) { + /* Interrupted loads to loop registers -> bad */ + unsigned long tmp; + __asm__ __volatile__( + "[--SP] = LC0;" + "[--SP] = LT0;" + "[--SP] = LB0;" + "LSETUP (1f,1f) LC0 = %1;" + "1: NOP;" + /* We take advantage of the fact that LC0 is 0 at + * the end of the loop. Otherwise we'd need some + * NOPs after the CLI here. + */ + "CLI %0;" + "LB0 = [SP++];" + "LT0 = [SP++];" + "LC0 = [SP++];" + "STI %0;" + : "=d" (tmp) + : "a" (loops) + ); + } else + __asm__ __volatile__ ( + "LSETUP(1f, 1f) LC0 = %0;" + "1: NOP;" + : + : "a" (loops) + : "LT0", "LB0", "LC0" + ); } #include <linux/param.h> /* needed for HZ */ @@ -41,4 +59,4 @@ static inline void udelay(unsigned long usecs) __delay(usecs * loops_per_jiffy / (1000000 / HZ)); } -#endif /* defined(_BLACKFIN_DELAY_H) */ +#endif diff --git a/include/asm-blackfin/io.h b/include/asm-blackfin/io.h index d1d2e6b..1601d62f 100644 --- a/include/asm-blackfin/io.h +++ b/include/asm-blackfin/io.h @@ -122,6 +122,7 @@ extern void outsl(unsigned long port, const void *addr, unsigned long count); extern void insb(unsigned long port, void *addr, unsigned long count); extern void insw(unsigned long port, void *addr, unsigned long count); extern void insl(unsigned long port, void *addr, unsigned long count); +extern void insl_16(unsigned long port, void *addr, unsigned long count); extern void dma_outsb(unsigned long port, const void *addr, unsigned short count); extern void dma_outsw(unsigned long port, const void *addr, unsigned short count); diff --git a/include/asm-blackfin/mach-bf527/irq.h b/include/asm-blackfin/mach-bf527/irq.h index 304f5bc..4e2b3f2 100644 --- a/include/asm-blackfin/mach-bf527/irq.h +++ b/include/asm-blackfin/mach-bf527/irq.h @@ -176,11 +176,7 @@ #define GPIO_IRQ_BASE IRQ_PF0 -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO #define NR_IRQS (IRQ_PH15+1) -#else -#define NR_IRQS (SYS_IRQS+1) -#endif #define IVG7 7 #define IVG8 8 diff --git a/include/asm-blackfin/mach-bf527/mem_map.h b/include/asm-blackfin/mach-bf527/mem_map.h index c5aa201..193082d 100644 --- a/include/asm-blackfin/mach-bf527/mem_map.h +++ b/include/asm-blackfin/mach-bf527/mem_map.h @@ -47,6 +47,7 @@ /* Boot ROM Memory */ #define BOOT_ROM_START 0xEF000000 +#define BOOT_ROM_LENGTH 0x8000 /* Level 1 Memory */ @@ -90,9 +91,7 @@ /* Scratch Pad Memory */ -#if defined(CONFIG_BF527) || defined(CONFIG_BF536) || defined(CONFIG_BF534) #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#endif #endif /* _MEM_MAP_527_H_ */ diff --git a/include/asm-blackfin/mach-bf533/irq.h b/include/asm-blackfin/mach-bf533/irq.h index 452fb82..832e6f6 100644 --- a/include/asm-blackfin/mach-bf533/irq.h +++ b/include/asm-blackfin/mach-bf533/irq.h @@ -130,11 +130,7 @@ Core Emulation ** #define GPIO_IRQ_BASE IRQ_PF0 -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO #define NR_IRQS (IRQ_PF15+1) -#else -#define NR_IRQS SYS_IRQS -#endif #define IVG7 7 #define IVG8 8 diff --git a/include/asm-blackfin/mach-bf533/mem_map.h b/include/asm-blackfin/mach-bf533/mem_map.h index 94d8c40..bd30b6f 100644 --- a/include/asm-blackfin/mach-bf533/mem_map.h +++ b/include/asm-blackfin/mach-bf533/mem_map.h @@ -1,4 +1,3 @@ - /* * File: include/asm-blackfin/mach-bf533/mem_map.h * Based on: @@ -48,6 +47,7 @@ /* Boot ROM Memory */ #define BOOT_ROM_START 0xEF000000 +#define BOOT_ROM_LENGTH 0x400 /* Level 1 Memory */ @@ -160,9 +160,7 @@ /* Scratch Pad Memory */ -#if defined(CONFIG_BF533) || defined(CONFIG_BF532) || defined(CONFIG_BF531) #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#endif #endif /* _MEM_MAP_533_H_ */ diff --git a/include/asm-blackfin/mach-bf537/irq.h b/include/asm-blackfin/mach-bf537/irq.h index 36c44bc..be6f2ff 100644 --- a/include/asm-blackfin/mach-bf537/irq.h +++ b/include/asm-blackfin/mach-bf537/irq.h @@ -162,11 +162,7 @@ Core Emulation ** #define GPIO_IRQ_BASE IRQ_PF0 -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO #define NR_IRQS (IRQ_PH15+1) -#else -#define NR_IRQS (IRQ_UART1_ERROR+1) -#endif #define IVG7 7 #define IVG8 8 diff --git a/include/asm-blackfin/mach-bf537/mem_map.h b/include/asm-blackfin/mach-bf537/mem_map.h index 18759e3..5c6726d 100644 --- a/include/asm-blackfin/mach-bf537/mem_map.h +++ b/include/asm-blackfin/mach-bf537/mem_map.h @@ -47,6 +47,7 @@ /* Boot ROM Memory */ #define BOOT_ROM_START 0xEF000000 +#define BOOT_ROM_LENGTH 0x800 /* Level 1 Memory */ @@ -167,9 +168,7 @@ /* Scratch Pad Memory */ -#if defined(CONFIG_BF537) || defined(CONFIG_BF536) || defined(CONFIG_BF534) #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#endif #endif /* _MEM_MAP_537_H_ */ diff --git a/include/asm-blackfin/mach-bf548/bf548.h b/include/asm-blackfin/mach-bf548/bf548.h index 7e6d349..e748588 100644 --- a/include/asm-blackfin/mach-bf548/bf548.h +++ b/include/asm-blackfin/mach-bf548/bf548.h @@ -106,24 +106,22 @@ #define AMGCTLVAL (V_AMBEN | V_AMCKEN) -#ifdef CONFIG_BF542 -#define CPU "BF542" -#define CPUID 0x027c8000 -#endif -#ifdef CONFIG_BF544 -#define CPU "BF544" -#define CPUID 0x027c8000 -#endif -#ifdef CONFIG_BF548 -#define CPU "BF548" -#define CPUID 0x027c6000 -#endif -#ifdef CONFIG_BF549 -#define CPU "BF549" -#endif -#ifndef CPU -#define CPU "UNKNOWN" -#define CPUID 0x0 +#if defined(CONFIG_BF542) +# define CPU "BF542" +# define CPUID 0x027c8000 +#elif defined(CONFIG_BF544) +# define CPU "BF544" +# define CPUID 0x027c8000 +#elif defined(CONFIG_BF547) +# define CPU "BF547" +#elif defined(CONFIG_BF548) +# define CPU "BF548" +# define CPUID 0x027c6000 +#elif defined(CONFIG_BF549) +# define CPU "BF549" +#else +# define CPU "UNKNOWN" +# define CPUID 0x0 #endif #endif /* __MACH_BF48_H__ */ diff --git a/include/asm-blackfin/mach-bf548/defBF544.h b/include/asm-blackfin/mach-bf548/defBF544.h index 760307e..b8b9870 100644 --- a/include/asm-blackfin/mach-bf548/defBF544.h +++ b/include/asm-blackfin/mach-bf548/defBF544.h @@ -645,7 +645,7 @@ /* Bit masks for HOST_STATUS */ -#define READY 0x1 /* DMA Ready */ +#define DMA_READY 0x1 /* DMA Ready */ #define FIFOFULL 0x2 /* FIFO Full */ #define FIFOEMPTY 0x4 /* FIFO Empty */ #define COMPLETE 0x8 /* DMA Complete */ diff --git a/include/asm-blackfin/mach-bf548/defBF548.h b/include/asm-blackfin/mach-bf548/defBF548.h index 70af33c..ecbca95 100644 --- a/include/asm-blackfin/mach-bf548/defBF548.h +++ b/include/asm-blackfin/mach-bf548/defBF548.h @@ -1007,7 +1007,7 @@ /* Bit masks for HOST_STATUS */ -#define READY 0x1 /* DMA Ready */ +#define DMA_READY 0x1 /* DMA Ready */ #define FIFOFULL 0x2 /* FIFO Full */ #define FIFOEMPTY 0x4 /* FIFO Empty */ #define COMPLETE 0x8 /* DMA Complete */ diff --git a/include/asm-blackfin/mach-bf548/irq.h b/include/asm-blackfin/mach-bf548/irq.h index 3b08cf9..9fb7bc5 100644 --- a/include/asm-blackfin/mach-bf548/irq.h +++ b/include/asm-blackfin/mach-bf548/irq.h @@ -338,11 +338,7 @@ Events (highest priority) EMU 0 #define GPIO_IRQ_BASE IRQ_PA0 -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO #define NR_IRQS (IRQ_PJ15+1) -#else -#define NR_IRQS (SYS_IRQS+1) -#endif /* For compatibility reasons with existing code */ diff --git a/include/asm-blackfin/mach-bf548/mem_map.h b/include/asm-blackfin/mach-bf548/mem_map.h index ec1597e..f99f47b 100644 --- a/include/asm-blackfin/mach-bf548/mem_map.h +++ b/include/asm-blackfin/mach-bf548/mem_map.h @@ -47,6 +47,12 @@ /* Boot ROM Memory */ #define BOOT_ROM_START 0xEF000000 +#define BOOT_ROM_LENGTH 0x1000 + +/* L1 Instruction ROM */ + +#define L1_ROM_START 0xFFA14000 +#define L1_ROM_LENGTH 0x10000 /* Level 1 Memory */ @@ -87,11 +93,19 @@ #define BFIN_DSUPBANKS 0 #endif /*CONFIG_BFIN_DCACHE*/ +/* Level 2 Memory */ +#if !defined(CONFIG_BF542) +# define L2_START 0xFEB00000 +# if defined(CONFIG_BF544) +# define L2_LENGTH 0x10000 +# else +# define L2_LENGTH 0x20000 +# endif +#endif + /* Scratch Pad Memory */ -#if defined(CONFIG_BF54x) #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#endif #endif/* _MEM_MAP_548_H_ */ diff --git a/include/asm-blackfin/mach-bf561/bf561.h b/include/asm-blackfin/mach-bf561/bf561.h index 17e1d5d..3ef9e5f 100644 --- a/include/asm-blackfin/mach-bf561/bf561.h +++ b/include/asm-blackfin/mach-bf561/bf561.h @@ -33,25 +33,6 @@ #define SUPPORTED_REVID 0x3 #define OFFSET_(x) ((x) & 0x0000FFFF) -#define L1_ISRAM 0xFFA00000 -#define L1_ISRAM_END 0xFFA04000 -#define DATA_BANKA_SRAM 0xFF800000 -#define DATA_BANKA_SRAM_END 0xFF804000 -#define DATA_BANKB_SRAM 0xFF900000 -#define DATA_BANKB_SRAM_END 0xFF904000 -#define L1_DSRAMA 0xFF800000 -#define L1_DSRAMA_END 0xFF804000 -#define L1_DSRAMB 0xFF900000 -#define L1_DSRAMB_END 0xFF904000 -#define L2_SRAM 0xFEB00000 -#define L2_SRAM_END 0xFEB20000 -#define AMB_FLASH 0x20000000 -#define AMB_FLASH_END 0x21000000 -#define AMB_FLASH_LENGTH 0x01000000 -#define L1_ISRAM_LENGTH 0x4000 -#define L1_DSRAMA_LENGTH 0x4000 -#define L1_DSRAMB_LENGTH 0x4000 -#define L2_SRAM_LENGTH 0x20000 /*some misc defines*/ #define IMASK_IVG15 0x8000 diff --git a/include/asm-blackfin/mach-bf561/defBF561.h b/include/asm-blackfin/mach-bf561/defBF561.h index 7945e8a..c3c0eb1 100644 --- a/include/asm-blackfin/mach-bf561/defBF561.h +++ b/include/asm-blackfin/mach-bf561/defBF561.h @@ -55,6 +55,7 @@ /* For MMR's that are reserved on Core B, set up defines to better integrate with other ports */ #define SWRST SICA_SWRST #define SYSCR SICA_SYSCR +#define DOUBLE_FAULT (DOUBLE_FAULT_B|DOUBLE_FAULT_A) #define RESET_DOUBLE (SWRST_DBL_FAULT_B|SWRST_DBL_FAULT_A) #define RESET_WDOG (SWRST_WDT_B|SWRST_WDT_A) #define RESET_SOFTWARE (SWRST_OCCURRED) @@ -877,12 +878,14 @@ #define PLL_LOCKED 0x0020 /* PLL_LOCKCNT Has Been Reached */ /* SWRST Mask */ -#define SYSTEM_RESET 0x00000007 /* Initiates a system software reset */ -#define SWRST_DBL_FAULT_B 0x00000800 /* SWRST Core B Double Fault */ -#define SWRST_DBL_FAULT_A 0x00001000 /* SWRST Core A Double Fault */ -#define SWRST_WDT_B 0x00002000 /* SWRST Watchdog B */ -#define SWRST_WDT_A 0x00004000 /* SWRST Watchdog A */ -#define SWRST_OCCURRED 0x00008000 /* SWRST Status */ +#define SYSTEM_RESET 0x0007 /* Initiates a system software reset */ +#define DOUBLE_FAULT_A 0x0008 /* Core A Double Fault Causes Reset */ +#define DOUBLE_FAULT_B 0x0010 /* Core B Double Fault Causes Reset */ +#define SWRST_DBL_FAULT_A 0x0800 /* SWRST Core A Double Fault */ +#define SWRST_DBL_FAULT_B 0x1000 /* SWRST Core B Double Fault */ +#define SWRST_WDT_B 0x2000 /* SWRST Watchdog B */ +#define SWRST_WDT_A 0x4000 /* SWRST Watchdog A */ +#define SWRST_OCCURRED 0x8000 /* SWRST Status */ /* ************* SYSTEM INTERRUPT CONTROLLER MASKS ***************** */ diff --git a/include/asm-blackfin/mach-bf561/irq.h b/include/asm-blackfin/mach-bf561/irq.h index 1278992..83f0383 100644 --- a/include/asm-blackfin/mach-bf561/irq.h +++ b/include/asm-blackfin/mach-bf561/irq.h @@ -291,11 +291,7 @@ #define GPIO_IRQ_BASE IRQ_PF0 -#ifdef CONFIG_IRQCHIP_DEMUX_GPIO #define NR_IRQS (IRQ_PF47 + 1) -#else -#define NR_IRQS SYS_IRQS -#endif #define IVG7 7 #define IVG8 8 diff --git a/include/asm-blackfin/mach-bf561/mem_map.h b/include/asm-blackfin/mach-bf561/mem_map.h index f7ac09c..c26d848 100644 --- a/include/asm-blackfin/mach-bf561/mem_map.h +++ b/include/asm-blackfin/mach-bf561/mem_map.h @@ -19,6 +19,11 @@ #define ASYNC_BANK0_BASE 0x20000000 /* Async Bank 0 */ #define ASYNC_BANK0_SIZE 0x04000000 /* 64M */ +/* Boot ROM Memory */ + +#define BOOT_ROM_START 0xEF000000 +#define BOOT_ROM_LENGTH 0x800 + /* Level 1 Memory */ #ifdef CONFIG_BFIN_ICACHE @@ -67,9 +72,7 @@ /* Scratch Pad Memory */ -#if defined(CONFIG_BF561) #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#endif #endif /* _MEM_MAP_533_H_ */ diff --git a/include/asm-blackfin/mach-common/def_LPBlackfin.h b/include/asm-blackfin/mach-common/def_LPBlackfin.h index c1d8c4a..e8967f6 100644 --- a/include/asm-blackfin/mach-common/def_LPBlackfin.h +++ b/include/asm-blackfin/mach-common/def_LPBlackfin.h @@ -46,7 +46,7 @@ #endif #define bfin_read8(addr) ({ \ - uint8_t __v; \ + uint32_t __v; \ __asm__ __volatile__( \ NOP_PAD_ANOMALY_05000198 \ "%0 = b[%1] (z);" \ @@ -56,7 +56,7 @@ __v; }) #define bfin_read16(addr) ({ \ - uint16_t __v; \ + uint32_t __v; \ __asm__ __volatile__( \ NOP_PAD_ANOMALY_05000198 \ "%0 = w[%1] (z);" \ @@ -80,7 +80,7 @@ NOP_PAD_ANOMALY_05000198 \ "b[%0] = %1;" \ : \ - : "a" (addr), "d" (val) \ + : "a" (addr), "d" ((uint8_t)(val)) \ : "memory" \ ) @@ -89,7 +89,7 @@ NOP_PAD_ANOMALY_05000198 \ "w[%0] = %1;" \ : \ - : "a" (addr), "d" (val) \ + : "a" (addr), "d" ((uint16_t)(val)) \ : "memory" \ ) diff --git a/include/asm-blackfin/page_offset.h b/include/asm-blackfin/page_offset.h index 3b671d5..cbaff24 100644 --- a/include/asm-blackfin/page_offset.h +++ b/include/asm-blackfin/page_offset.h @@ -1,6 +1,6 @@ /* This handles the memory map.. */ -#ifdef CONFIG_BFIN +#ifdef CONFIG_BLACKFIN #define PAGE_OFFSET_RAW 0x00000000 #endif diff --git a/include/asm-blackfin/string.h b/include/asm-blackfin/string.h index e8ada91..321f4d9 100644 --- a/include/asm-blackfin/string.h +++ b/include/asm-blackfin/string.h @@ -1,6 +1,8 @@ #ifndef _BLACKFIN_STRING_H_ #define _BLACKFIN_STRING_H_ +#include <linux/types.h> + #ifdef __KERNEL__ /* only set these up for kernel code */ #define __HAVE_ARCH_STRCPY diff --git a/include/asm-blackfin/traps.h b/include/asm-blackfin/traps.h index fe365b1..ee1cbf7 100644 --- a/include/asm-blackfin/traps.h +++ b/include/asm-blackfin/traps.h @@ -48,28 +48,80 @@ #ifndef __ASSEMBLY__ -#define HWC_x2 "System MMR Error\nAn error occurred due to an invalid access to an System MMR location\nPossible reason: a 32-bit register is accessed with a 16-bit instruction,\nor a 16-bit register is accessed with a 32-bit instruction.\n" -#define HWC_x3 "External Memory Addressing Error\n" -#define HWC_x12 "Performance Monitor Overflow\n" -#define HWC_x18 "RAISE 5 instruction\n Software issued a RAISE 5 instruction to invoke the Hardware\n" -#define HWC_default "Reserved\n" - -#define EXC_0x03 "Application stack overflow\n - Please increase the stack size of the application using elf2flt -s option,\n and/or reduce the stack use of the application.\n" -#define EXC_0x10 "Single step\n - When the processor is in single step mode, every instruction\n generates an exception. Primarily used for debugging.\n" -#define EXC_0x11 "Exception caused by a trace buffer full condition\n - The processor takes this exception when the trace\n buffer overflows (only when enabled by the Trace Unit Control register).\n" -#define EXC_0x21 "Undefined instruction\n - May be used to emulate instructions that are not defined for\n a particular processor implementation.\n" -#define EXC_0x22 "Illegal instruction combination\n - See section for multi-issue rules in the ADSP-BF53x Blackfin\n Processor Instruction Set Reference.\n" -#define EXC_0x23 "Data access CPLB protection violation\n - Attempted read or write to Supervisor resource,\n or illegal data memory access. \n" -#define EXC_0x24 "Data access misaligned address violation\n - Attempted misaligned data memory or data cache access.\n" -#define EXC_0x25 "Unrecoverable event\n - For example, an exception generated while processing a previous exception.\n" -#define EXC_0x26 "Data access CPLB miss\n - Used by the MMU to signal a CPLB miss on a data access.\n" -#define EXC_0x27 "Data access multiple CPLB hits\n - More than one CPLB entry matches data fetch address.\n" -#define EXC_0x28 "Program Sequencer Exception caused by an emulation watchpoint match\n - There is a watchpoint match, and one of the EMUSW\n bits in the Watchpoint Instruction Address Control register (WPIACTL) is set.\n" -#define EXC_0x2A "Instruction fetch misaligned address violation\n - Attempted misaligned instruction cache fetch. On a misaligned instruction fetch exception,\n the return address provided in RETX is the destination address which is misaligned, rather than the address of the offending instruction.\n" -#define EXC_0x2B "CPLB protection violation\n - Illegal instruction fetch access (memory protection violation).\n" -#define EXC_0x2C "Instruction fetch CPLB miss\n - CPLB miss on an instruction fetch.\n" -#define EXC_0x2D "Instruction fetch multiple CPLB hits\n - More than one CPLB entry matches instruction fetch address.\n" -#define EXC_0x2E "Illegal use of supervisor resource\n - Attempted to use a Supervisor register or instruction from User mode.\n Supervisor resources are registers and instructions that are reserved\n for Supervisor use: Supervisor only registers, all MMRs, and Supervisor\n only instructions.\n" +#define HWC_x2(level) \ + "System MMR Error\n" \ + level " - An error occurred due to an invalid access to an System MMR location\n" \ + level " Possible reason: a 32-bit register is accessed with a 16-bit instruction\n" \ + level " or a 16-bit register is accessed with a 32-bit instruction.\n" +#define HWC_x3(level) \ + "External Memory Addressing Error\n" +#define HWC_x12(level) \ + "Performance Monitor Overflow\n" +#define HWC_x18(level) \ + "RAISE 5 instruction\n" \ + level " Software issued a RAISE 5 instruction to invoke the Hardware\n" +#define HWC_default(level) \ + "Reserved\n" +#define EXC_0x03(level) \ + "Application stack overflow\n" \ + level " - Please increase the stack size of the application using elf2flt -s option,\n" \ + level " and/or reduce the stack use of the application.\n" +#define EXC_0x10(level) \ + "Single step\n" \ + level " - When the processor is in single step mode, every instruction\n" \ + level " generates an exception. Primarily used for debugging.\n" +#define EXC_0x11(level) \ + "Exception caused by a trace buffer full condition\n" \ + level " - The processor takes this exception when the trace\n" \ + level " buffer overflows (only when enabled by the Trace Unit Control register).\n" +#define EXC_0x21(level) \ + "Undefined instruction\n" \ + level " - May be used to emulate instructions that are not defined for\n" \ + level " a particular processor implementation.\n" +#define EXC_0x22(level) \ + "Illegal instruction combination\n" \ + level " - See section for multi-issue rules in the ADSP-BF53x Blackfin\n" \ + level " Processor Instruction Set Reference.\n" +#define EXC_0x23(level) \ + "Data access CPLB protection violation\n" \ + level " - Attempted read or write to Supervisor resource,\n" \ + level " or illegal data memory access. \n" +#define EXC_0x24(level) \ + "Data access misaligned address violation\n" \ + level " - Attempted misaligned data memory or data cache access.\n" +#define EXC_0x25(level) \ + "Unrecoverable event\n" \ + level " - For example, an exception generated while processing a previous exception.\n" +#define EXC_0x26(level) \ + "Data access CPLB miss\n" \ + level " - Used by the MMU to signal a CPLB miss on a data access.\n" +#define EXC_0x27(level) \ + "Data access multiple CPLB hits\n" \ + level " - More than one CPLB entry matches data fetch address.\n" +#define EXC_0x28(level) \ + "Program Sequencer Exception caused by an emulation watchpoint match\n" \ + level " - There is a watchpoint match, and one of the EMUSW\n" \ + level " bits in the Watchpoint Instruction Address Control register (WPIACTL) is set.\n" +#define EXC_0x2A(level) \ + "Instruction fetch misaligned address violation\n" \ + level " - Attempted misaligned instruction cache fetch. On a misaligned instruction fetch\n" \ + level " exception, the return address provided in RETX is the destination address which is\n" \ + level " misaligned, rather than the address of the offending instruction.\n" +#define EXC_0x2B(level) \ + "CPLB protection violation\n" \ + level " - Illegal instruction fetch access (memory protection violation).\n" +#define EXC_0x2C(level) \ + "Instruction fetch CPLB miss\n" \ + level " - CPLB miss on an instruction fetch.\n" +#define EXC_0x2D(level) \ + "Instruction fetch multiple CPLB hits\n" \ + level " - More than one CPLB entry matches instruction fetch address.\n" +#define EXC_0x2E(level) \ + "Illegal use of supervisor resource\n" \ + level " - Attempted to use a Supervisor register or instruction from User mode.\n" \ + level " Supervisor resources are registers and instructions that are reserved\n" \ + level " for Supervisor use: Supervisor only registers, all MMRs, and Supervisor\n" \ + level " only instructions.\n" #endif /* __ASSEMBLY__ */ #endif /* _BFIN_TRAPS_H */ diff --git a/include/asm-generic/resource.h b/include/asm-generic/resource.h index cfe3692..a4a22cc 100644 --- a/include/asm-generic/resource.h +++ b/include/asm-generic/resource.h @@ -12,7 +12,7 @@ * then it defines them prior including asm-generic/resource.h. ) */ -#define RLIMIT_CPU 0 /* CPU time in ms */ +#define RLIMIT_CPU 0 /* CPU time in sec */ #define RLIMIT_FSIZE 1 /* Maximum filesize */ #define RLIMIT_DATA 2 /* max data size */ #define RLIMIT_STACK 3 /* max stack size */ diff --git a/include/asm-ia64/acpi.h b/include/asm-ia64/acpi.h index 49730ff..81bcd5e 100644 --- a/include/asm-ia64/acpi.h +++ b/include/asm-ia64/acpi.h @@ -94,6 +94,7 @@ ia64_acpi_release_global_lock (unsigned int *lock) #define acpi_noirq 0 /* ACPI always enabled on IA64 */ #define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */ #define acpi_strict 1 /* no ACPI spec workarounds on IA64 */ +#define acpi_processor_cstate_check(x) (x) /* no idle limits on IA64 :) */ static inline void disable_acpi(void) { } const char *acpi_get_sysname (void); diff --git a/include/asm-m32r/thread_info.h b/include/asm-m32r/thread_info.h index c039820..1effcd0 100644 --- a/include/asm-m32r/thread_info.h +++ b/include/asm-m32r/thread_info.h @@ -149,16 +149,21 @@ static inline unsigned int get_thread_fault_code(void) #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ #define TIF_SINGLESTEP 3 /* restore singlestep on return to user mode */ #define TIF_IRET 4 /* return with iret */ -#define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */ - /* 31..28 fault code */ -#define TIF_MEMDIE 17 +#define TIF_RESTORE_SIGMASK 8 /* restore signal mask in do_signal() */ +#define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */ +#define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling TIF_NEED_RESCHED */ +#define TIF_MEMDIE 18 /* OOM killer killed process */ +#define TIF_FREEZE 19 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP) #define _TIF_IRET (1<<TIF_IRET) +#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) +#define _TIF_USEDFPU (1<<TIF_USEDFPU) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) +#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */ diff --git a/include/asm-m32r/unistd.h b/include/asm-m32r/unistd.h index cbbd537..f467eac 100644 --- a/include/asm-m32r/unistd.h +++ b/include/asm-m32r/unistd.h @@ -290,10 +290,50 @@ #define __NR_mq_getsetattr (__NR_mq_open+5) #define __NR_kexec_load 283 #define __NR_waitid 284 +/* 285 is unused */ +#define __NR_add_key 286 +#define __NR_request_key 287 +#define __NR_keyctl 288 +#define __NR_ioprio_set 289 +#define __NR_ioprio_get 290 +#define __NR_inotify_init 291 +#define __NR_inotify_add_watch 292 +#define __NR_inotify_rm_watch 293 +#define __NR_migrate_pages 294 +#define __NR_openat 295 +#define __NR_mkdirat 296 +#define __NR_mknodat 297 +#define __NR_fchownat 298 +#define __NR_futimesat 299 +#define __NR_fstatat64 300 +#define __NR_unlinkat 301 +#define __NR_renameat 302 +#define __NR_linkat 303 +#define __NR_symlinkat 304 +#define __NR_readlinkat 305 +#define __NR_fchmodat 306 +#define __NR_faccessat 307 +#define __NR_pselect6 308 +#define __NR_ppoll 309 +#define __NR_unshare 310 +#define __NR_set_robust_list 311 +#define __NR_get_robust_list 312 +#define __NR_splice 313 +#define __NR_sync_file_range 314 +#define __NR_tee 315 +#define __NR_vmsplice 316 +#define __NR_move_pages 317 +#define __NR_getcpu 318 +#define __NR_epoll_pwait 319 +#define __NR_utimensat 320 +#define __NR_signalfd 321 +#define __NR_timerfd 322 +#define __NR_eventfd 323 +#define __NR_fallocate 324 #ifdef __KERNEL__ -#define NR_syscalls 285 +#define NR_syscalls 325 #define __ARCH_WANT_IPC_PARSE_VERSION #define __ARCH_WANT_STAT64 @@ -311,6 +351,30 @@ #define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_RT_SIGACTION +#define __IGNORE_lchown +#define __IGNORE_setuid +#define __IGNORE_getuid +#define __IGNORE_setgid +#define __IGNORE_getgid +#define __IGNORE_geteuid +#define __IGNORE_getegid +#define __IGNORE_fcntl +#define __IGNORE_setreuid +#define __IGNORE_setregid +#define __IGNORE_getrlimit +#define __IGNORE_getgroups +#define __IGNORE_setgroups +#define __IGNORE_select +#define __IGNORE_mmap +#define __IGNORE_fchown +#define __IGNORE_setfsuid +#define __IGNORE_setfsgid +#define __IGNORE_setresuid +#define __IGNORE_getresuid +#define __IGNORE_setresgid +#define __IGNORE_getresgid +#define __IGNORE_chown + /* * "Conditional" syscalls * diff --git a/include/asm-mips/8253pit.h b/include/asm-mips/8253pit.h deleted file mode 100644 index 285f784..0000000 --- a/include/asm-mips/8253pit.h +++ /dev/null @@ -1,10 +0,0 @@ -/* - * 8253/8254 Programmable Interval Timer - */ - -#ifndef _8253PIT_H -#define _8253PIT_H - -#define PIT_TICK_RATE 1193182UL - -#endif diff --git a/include/asm-mips/cpu-features.h b/include/asm-mips/cpu-features.h index f6bd308..5ea701f 100644 --- a/include/asm-mips/cpu-features.h +++ b/include/asm-mips/cpu-features.h @@ -207,13 +207,13 @@ #endif #ifndef cpu_dcache_line_size -#define cpu_dcache_line_size() current_cpu_data.dcache.linesz +#define cpu_dcache_line_size() cpu_data[0].dcache.linesz #endif #ifndef cpu_icache_line_size -#define cpu_icache_line_size() current_cpu_data.icache.linesz +#define cpu_icache_line_size() cpu_data[0].icache.linesz #endif #ifndef cpu_scache_line_size -#define cpu_scache_line_size() current_cpu_data.scache.linesz +#define cpu_scache_line_size() cpu_data[0].scache.linesz #endif #endif /* __ASM_CPU_FEATURES_H */ diff --git a/include/asm-mips/dma.h b/include/asm-mips/dma.h index 833437d..d6a6c21 100644 --- a/include/asm-mips/dma.h +++ b/include/asm-mips/dma.h @@ -92,6 +92,7 @@ #define MAX_DMA_ADDRESS (PAGE_OFFSET + 0x01000000) #endif #define MAX_DMA_PFN PFN_DOWN(virt_to_phys((void *)MAX_DMA_ADDRESS)) +#define MAX_DMA32_PFN (1UL << (32 - PAGE_SHIFT)) /* 8237 DMA controllers */ #define IO_DMA1_BASE 0x00 /* 8 bit slave DMA, channels 0..3 */ diff --git a/include/asm-mips/futex.h b/include/asm-mips/futex.h index 3e7e30d..17f082c 100644 --- a/include/asm-mips/futex.h +++ b/include/asm-mips/futex.h @@ -35,7 +35,7 @@ " .set mips0 \n" \ " .section .fixup,\"ax\" \n" \ "4: li %0, %6 \n" \ - " j 2b \n" \ + " j 3b \n" \ " .previous \n" \ " .section __ex_table,\"a\" \n" \ " "__UA_ADDR "\t1b, 4b \n" \ @@ -61,7 +61,7 @@ " .set mips0 \n" \ " .section .fixup,\"ax\" \n" \ "4: li %0, %6 \n" \ - " j 2b \n" \ + " j 3b \n" \ " .previous \n" \ " .section __ex_table,\"a\" \n" \ " "__UA_ADDR "\t1b, 4b \n" \ @@ -200,4 +200,4 @@ futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval) } #endif -#endif +#endif /* _ASM_FUTEX_H */ diff --git a/include/asm-mips/i8253.h b/include/asm-mips/i8253.h index 032ca73..5dabc87 100644 --- a/include/asm-mips/i8253.h +++ b/include/asm-mips/i8253.h @@ -12,6 +12,8 @@ #define PIT_CH0 0x40 #define PIT_CH2 0x42 +#define PIT_TICK_RATE 1193182UL + extern spinlock_t i8253_lock; extern void setup_pit_timer(void); diff --git a/include/asm-mips/ip32/ip32_ints.h b/include/asm-mips/ip32/ip32_ints.h index ab5612f..85bc530 100644 --- a/include/asm-mips/ip32/ip32_ints.h +++ b/include/asm-mips/ip32/ip32_ints.h @@ -22,7 +22,7 @@ enum ip32_irq_no { * CPU interrupts are 0 ... 7 */ - CRIME_IRQ_BASE = MIPS_CPU_IRQ_BASE, + CRIME_IRQ_BASE = MIPS_CPU_IRQ_BASE + 8, /* * MACE diff --git a/include/asm-mips/system.h b/include/asm-mips/system.h index 90e4b40..a944eda 100644 --- a/include/asm-mips/system.h +++ b/include/asm-mips/system.h @@ -68,11 +68,15 @@ do { \ if (cpu_has_dsp) \ __save_dsp(prev); \ (last) = resume(prev, next, task_thread_info(next)); \ +} while (0) + +#define finish_arch_switch(prev) \ +do { \ if (cpu_has_dsp) \ __restore_dsp(current); \ if (cpu_has_userlocal) \ - write_c0_userlocal(task_thread_info(current)->tp_value);\ -} while(0) + write_c0_userlocal(current_thread_info()->tp_value); \ +} while (0) static inline unsigned long __xchg_u32(volatile int * m, unsigned int val) { @@ -205,8 +209,6 @@ extern void *set_except_vector(int n, void *addr); extern unsigned long ebase; extern void per_cpu_trap_init(void); -extern int stop_a_enabled; - /* * See include/asm-ia64/system.h; prevents deadlock on SMP * systems. diff --git a/include/asm-mips/time.h b/include/asm-mips/time.h index ee1663e..7717934 100644 --- a/include/asm-mips/time.h +++ b/include/asm-mips/time.h @@ -58,10 +58,22 @@ extern int (*perf_irq)(void); * Initialize the calling CPU's compare interrupt as clockevent device */ #ifdef CONFIG_CEVT_R4K -extern void mips_clockevent_init(void); +extern int mips_clockevent_init(void); extern unsigned int __weak get_c0_compare_int(void); #else -static inline void mips_clockevent_init(void) +static inline int mips_clockevent_init(void) +{ + return -ENXIO; +} +#endif + +/* + * Initialize the count register as a clocksource + */ +#ifdef CONFIG_CEVT_R4K +extern void init_mips_clocksource(void); +#else +static inline void init_mips_clocksource(void) { } #endif diff --git a/include/asm-powerpc/page_32.h b/include/asm-powerpc/page_32.h index 374d0db..17110af 100644 --- a/include/asm-powerpc/page_32.h +++ b/include/asm-powerpc/page_32.h @@ -6,6 +6,10 @@ #define PPC_MEMSTART 0 +#ifdef CONFIG_NOT_COHERENT_CACHE +#define ARCH_KMALLOC_MINALIGN L1_CACHE_BYTES +#endif + #ifndef __ASSEMBLY__ /* * The basic type of a PTE - 64 bits for those CPUs with > 32 bit diff --git a/include/asm-powerpc/pci-bridge.h b/include/asm-powerpc/pci-bridge.h index dc31845..d8bdc79 100644 --- a/include/asm-powerpc/pci-bridge.h +++ b/include/asm-powerpc/pci-bridge.h @@ -246,7 +246,6 @@ static inline struct pci_controller *pci_bus_to_host(struct pci_bus *bus) return PCI_DN(busdn)->phb; } -extern void pcibios_free_controller(struct pci_controller *phb); extern void isa_bridge_find_early(struct pci_controller *hose); @@ -282,9 +281,11 @@ extern void pci_process_bridge_OF_ranges(struct pci_controller *hose, struct device_node *dev, int primary); -/* Allocate a new PCI host bridge structure */ +/* Allocate & free a PCI host bridge structure */ extern struct pci_controller * pcibios_alloc_controller(struct device_node *dev); +extern void pcibios_free_controller(struct pci_controller *phb); + #ifdef CONFIG_PCI extern unsigned long pci_address_to_pio(phys_addr_t address); extern int pcibios_vaddr_is_ioport(void __iomem *address); diff --git a/include/asm-powerpc/rtas.h b/include/asm-powerpc/rtas.h index 8eaa7b2..87db872 100644 --- a/include/asm-powerpc/rtas.h +++ b/include/asm-powerpc/rtas.h @@ -164,7 +164,8 @@ extern int rtas_call(int token, int, int, int *, ...); extern void rtas_restart(char *cmd); extern void rtas_power_off(void); extern void rtas_halt(void); -extern void rtas_os_term(char *str); +extern void rtas_panic_msg(char *str); +extern void rtas_os_term(void); extern int rtas_get_sensor(int sensor, int index, int *state); extern int rtas_get_power_level(int powerdomain, int *level); extern int rtas_set_power_level(int powerdomain, int level, int *setlevel); diff --git a/include/asm-powerpc/vdso_datapage.h b/include/asm-powerpc/vdso_datapage.h index 8a94f0e..f013932 100644 --- a/include/asm-powerpc/vdso_datapage.h +++ b/include/asm-powerpc/vdso_datapage.h @@ -77,6 +77,10 @@ struct vdso_data { /* those additional ones don't have to be located anywhere * special as they were not part of the original systemcfg */ + __u32 dcache_block_size; /* L1 d-cache block size */ + __u32 icache_block_size; /* L1 i-cache block size */ + __u32 dcache_log_block_size; /* L1 d-cache log block size */ + __u32 icache_log_block_size; /* L1 i-cache log block size */ __s32 wtom_clock_sec; /* Wall to monotonic clock */ __s32 wtom_clock_nsec; __u32 syscall_map_64[SYSCALL_MAP_SIZE]; /* map of syscalls */ @@ -99,6 +103,10 @@ struct vdso_data { __s32 wtom_clock_sec; /* Wall to monotonic clock */ __s32 wtom_clock_nsec; __u32 syscall_map_32[SYSCALL_MAP_SIZE]; /* map of syscalls */ + __u32 dcache_block_size; /* L1 d-cache block size */ + __u32 icache_block_size; /* L1 i-cache block size */ + __u32 dcache_log_block_size; /* L1 d-cache log block size */ + __u32 icache_log_block_size; /* L1 i-cache log block size */ }; #endif /* CONFIG_PPC64 */ diff --git a/include/asm-s390/system.h b/include/asm-s390/system.h index d866d33..44bda78 100644 --- a/include/asm-s390/system.h +++ b/include/asm-s390/system.h @@ -388,6 +388,11 @@ extern void (*_machine_power_off)(void); #define arch_align_stack(x) (x) +#ifdef CONFIG_TRACE_IRQFLAGS +extern psw_t sysc_restore_trace_psw; +extern psw_t io_restore_trace_psw; +#endif + #endif /* __KERNEL__ */ #endif diff --git a/include/asm-sh/cacheflush.h b/include/asm-sh/cacheflush.h index b912461..9d528ad 100644 --- a/include/asm-sh/cacheflush.h +++ b/include/asm-sh/cacheflush.h @@ -43,7 +43,7 @@ extern void __flush_purge_region(void *start, int size); extern void __flush_invalidate_region(void *start, int size); #endif -#ifdef CONFIG_CPU_SH4 +#if defined(CONFIG_CPU_SH4) && !defined(CONFIG_CACHE_OFF) extern void copy_to_user_page(struct vm_area_struct *vma, struct page *page, unsigned long vaddr, void *dst, const void *src, unsigned long len); diff --git a/include/asm-x86/acpi.h b/include/asm-x86/acpi.h index 0693689..f8a8979 100644 --- a/include/asm-x86/acpi.h +++ b/include/asm-x86/acpi.h @@ -1,5 +1,32 @@ +#ifndef _ASM_X86_ACPI_H +#define _ASM_X86_ACPI_H + #ifdef CONFIG_X86_32 # include "acpi_32.h" #else # include "acpi_64.h" #endif + +#include <asm/processor.h> + +/* + * Check if the CPU can handle C2 and deeper + */ +static inline unsigned int acpi_processor_cstate_check(unsigned int max_cstate) +{ + /* + * Early models (<=5) of AMD Opterons are not supposed to go into + * C2 state. + * + * Steppings 0x0A and later are good + */ + if (boot_cpu_data.x86 == 0x0F && + boot_cpu_data.x86_vendor == X86_VENDOR_AMD && + boot_cpu_data.x86_model <= 0x05 && + boot_cpu_data.x86_mask < 0x0A) + return 1; + else + return max_cstate; +} + +#endif diff --git a/include/asm-x86/apic_32.h b/include/asm-x86/apic_32.h index 4091b33..be158b2 100644 --- a/include/asm-x86/apic_32.h +++ b/include/asm-x86/apic_32.h @@ -120,6 +120,7 @@ extern int local_apic_timer_disabled; #else /* !CONFIG_X86_LOCAL_APIC */ static inline void lapic_shutdown(void) { } +#define local_apic_timer_c2_ok 1 #endif /* !CONFIG_X86_LOCAL_APIC */ diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 8ccedf7..e3c16c9 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -132,6 +132,11 @@ extern unsigned long acpi_realmode_flags; int acpi_register_gsi (u32 gsi, int triggering, int polarity); int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); +#ifdef CONFIG_X86_IO_APIC +extern int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity); +#else +#define acpi_get_override_irq(bus, trigger, polarity) (-1) +#endif /* * This function undoes the effect of one call to acpi_register_gsi(). * If this matches the last registration, any IRQ resources for gsi diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 16a5154..c4e0016 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -92,6 +92,7 @@ struct cpuidle_device { struct kobject kobj; struct completion kobj_unregister; void *governor_data; + struct cpuidle_state *safe_state; }; DECLARE_PER_CPU(struct cpuidle_device *, cpuidle_devices); diff --git a/include/linux/ext2_fs.h b/include/linux/ext2_fs.h index 0f6c86c..84cec2a 100644 --- a/include/linux/ext2_fs.h +++ b/include/linux/ext2_fs.h @@ -563,11 +563,4 @@ enum { ~EXT2_DIR_ROUND) #define EXT2_MAX_REC_LEN ((1<<16)-1) -static inline ext2_fsblk_t -ext2_group_first_block_no(struct super_block *sb, unsigned long group_no) -{ - return group_no * (ext2_fsblk_t)EXT2_BLOCKS_PER_GROUP(sb) + - le32_to_cpu(EXT2_SB(sb)->s_es->s_first_data_block); -} - #endif /* _LINUX_EXT2_FS_H */ diff --git a/include/linux/fuse.h b/include/linux/fuse.h index d0c4370..5c86f11 100644 --- a/include/linux/fuse.h +++ b/include/linux/fuse.h @@ -16,6 +16,7 @@ * - add lk_flags in fuse_lk_in * - add lock_owner field to fuse_setattr_in, fuse_read_in and fuse_write_in * - add blksize field to fuse_attr + * - add file flags field to fuse_read_in and fuse_write_in */ #include <asm/types.h> @@ -280,6 +281,8 @@ struct fuse_read_in { __u32 size; __u32 read_flags; __u64 lock_owner; + __u32 flags; + __u32 padding; }; #define FUSE_COMPAT_WRITE_IN_SIZE 24 @@ -290,6 +293,8 @@ struct fuse_write_in { __u32 size; __u32 write_flags; __u64 lock_owner; + __u32 flags; + __u32 padding; }; struct fuse_write_out { diff --git a/include/linux/input.h b/include/linux/input.h index b45f240..2075d6d 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -530,6 +530,11 @@ struct input_absinfo { #define KEY_DOLLAR 0x1b2 #define KEY_EURO 0x1b3 +#define KEY_FRAMEBACK 0x1b4 /* Consumer - transport controls */ +#define KEY_FRAMEFORWARD 0x1b5 + +#define KEY_CONTEXT_MENU 0x1b6 /* GenDesc - system context menu */ + #define KEY_DEL_EOL 0x1c0 #define KEY_DEL_EOS 0x1c1 #define KEY_INS_LINE 0x1c2 diff --git a/include/linux/kd.h b/include/linux/kd.h index c91fc0c..15f2853 100644 --- a/include/linux/kd.h +++ b/include/linux/kd.h @@ -126,7 +126,7 @@ struct kbdiacrs { #define KDSKBDIACR 0x4B4B /* write kernel accent table */ struct kbdiacruc { - __u32 diacr, base, result; + unsigned int diacr, base, result; }; struct kbdiacrsuc { unsigned int kb_cnt; /* number of entries in following array */ diff --git a/include/linux/libata.h b/include/linux/libata.h index 56a5673..ef52a07 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -340,6 +340,7 @@ enum { ATA_HORKAGE_HPA_SIZE = (1 << 6), /* native size off by one */ ATA_HORKAGE_IPM = (1 << 7), /* Link PM problems */ ATA_HORKAGE_IVB = (1 << 8), /* cbl det validity bit bugs */ + ATA_HORKAGE_STUCK_ERR = (1 << 9), /* stuck ERR on next PACKET */ /* DMA mask for user DMA control: User visible values; DO NOT renumber */ @@ -771,8 +772,6 @@ static inline int ata_port_is_dummy(struct ata_port *ap) extern void sata_print_link_status(struct ata_link *link); extern void ata_port_probe(struct ata_port *); -extern void __sata_phy_reset(struct ata_port *ap); -extern void sata_phy_reset(struct ata_port *ap); extern void ata_bus_reset(struct ata_port *ap); extern int sata_set_spd(struct ata_link *link); extern int sata_link_debounce(struct ata_link *link, @@ -994,8 +993,6 @@ extern void sata_pmp_do_eh(struct ata_port *ap, /* * EH */ -extern void ata_eng_timeout(struct ata_port *ap); - extern void ata_port_schedule_eh(struct ata_port *ap); extern int ata_link_abort(struct ata_link *link); extern int ata_port_abort(struct ata_port *ap); diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index e82a6eb..2d15d4a 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -422,7 +422,6 @@ extern long nfs_sync_mapping_wait(struct address_space *, struct writeback_contr extern int nfs_wb_all(struct inode *inode); extern int nfs_wb_nocommit(struct inode *inode); extern int nfs_wb_page(struct inode *inode, struct page* page); -extern int nfs_wb_page_priority(struct inode *inode, struct page* page, int how); extern int nfs_wb_page_cancel(struct inode *inode, struct page* page); #if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4) extern int nfs_commit_inode(struct inode *, int); diff --git a/include/linux/pnp.h b/include/linux/pnp.h index 664d68c..0a0426c 100644 --- a/include/linux/pnp.h +++ b/include/linux/pnp.h @@ -13,8 +13,8 @@ #include <linux/errno.h> #include <linux/mod_devicetable.h> -#define PNP_MAX_PORT 8 -#define PNP_MAX_MEM 4 +#define PNP_MAX_PORT 24 +#define PNP_MAX_MEM 12 #define PNP_MAX_IRQ 2 #define PNP_MAX_DMA 2 #define PNP_NAME_LEN 50 diff --git a/include/linux/rtc.h b/include/linux/rtc.h index 6d5e4a4..f2d0d15 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -133,6 +133,9 @@ struct rtc_class_ops { #define RTC_DEVICE_NAME_SIZE 20 struct rtc_task; +/* flags */ +#define RTC_DEV_BUSY 0 + struct rtc_device { struct device dev; @@ -145,7 +148,7 @@ struct rtc_device struct mutex ops_lock; struct cdev char_dev; - struct mutex char_lock; + unsigned long flags; unsigned long irq_data; spinlock_t irq_lock; diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h index 2597350..416e000 100644 --- a/include/linux/scatterlist.h +++ b/include/linux/scatterlist.h @@ -26,6 +26,16 @@ #define SG_MAGIC 0x87654321 +/* + * We overload the LSB of the page pointer to indicate whether it's + * a valid sg entry, or whether it points to the start of a new scatterlist. + * Those low bits are there for everyone! (thanks mason :-) + */ +#define sg_is_chain(sg) ((sg)->page_link & 0x01) +#define sg_is_last(sg) ((sg)->page_link & 0x02) +#define sg_chain_ptr(sg) \ + ((struct scatterlist *) ((sg)->page_link & ~0x03)) + /** * sg_assign_page - Assign a given page to an SG entry * @sg: SG entry @@ -47,6 +57,7 @@ static inline void sg_assign_page(struct scatterlist *sg, struct page *page) BUG_ON((unsigned long) page & 0x03); #ifdef CONFIG_DEBUG_SG BUG_ON(sg->sg_magic != SG_MAGIC); + BUG_ON(sg_is_chain(sg)); #endif sg->page_link = page_link | (unsigned long) page; } @@ -73,7 +84,14 @@ static inline void sg_set_page(struct scatterlist *sg, struct page *page, sg->length = len; } -#define sg_page(sg) ((struct page *) ((sg)->page_link & ~0x3)) +static inline struct page *sg_page(struct scatterlist *sg) +{ +#ifdef CONFIG_DEBUG_SG + BUG_ON(sg->sg_magic != SG_MAGIC); + BUG_ON(sg_is_chain(sg)); +#endif + return (struct page *)((sg)->page_link & ~0x3); +} /** * sg_set_buf - Set sg entry to point at given data @@ -88,16 +106,6 @@ static inline void sg_set_buf(struct scatterlist *sg, const void *buf, sg_set_page(sg, virt_to_page(buf), buflen, offset_in_page(buf)); } -/* - * We overload the LSB of the page pointer to indicate whether it's - * a valid sg entry, or whether it points to the start of a new scatterlist. - * Those low bits are there for everyone! (thanks mason :-) - */ -#define sg_is_chain(sg) ((sg)->page_link & 0x01) -#define sg_is_last(sg) ((sg)->page_link & 0x02) -#define sg_chain_ptr(sg) \ - ((struct scatterlist *) ((sg)->page_link & ~0x03)) - /** * sg_next - return the next scatterlist entry in a list * @sg: The current sg entry @@ -179,6 +187,13 @@ static inline void sg_chain(struct scatterlist *prv, unsigned int prv_nents, #ifndef ARCH_HAS_SG_CHAIN BUG(); #endif + + /* + * offset and length are unused for chain entry. Clear them. + */ + prv->offset = 0; + prv->length = 0; + /* * Set lowest bit to indicate a link pointer, and make sure to clear * the termination bit if it happens to be set. diff --git a/include/linux/sched.h b/include/linux/sched.h index ee800e7..ac3d496 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -282,6 +282,10 @@ static inline void touch_all_softlockup_watchdogs(void) /* Attach to any functions which should be ignored in wchan output. */ #define __sched __attribute__((__section__(".sched.text"))) + +/* Linker adds these: start and end of __sched functions */ +extern char __sched_text_start[], __sched_text_end[]; + /* Is this address in the __sched functions? */ extern int in_sched_functions(unsigned long addr); diff --git a/include/linux/screen_info.h b/include/linux/screen_info.h index 827b85b..1ee2c05 100644 --- a/include/linux/screen_info.h +++ b/include/linux/screen_info.h @@ -63,6 +63,8 @@ struct screen_info { #define VIDEO_TYPE_PMAC 0x60 /* PowerMacintosh frame buffer. */ +#define VIDEO_TYPE_EFI 0x70 /* EFI graphic mode */ + #ifdef __KERNEL__ extern struct screen_info screen_info; diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 6a5203f..9963f81 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -437,7 +437,7 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch) #ifdef SUPPORT_SYSRQ if (port->sysrq) { if (ch && time_before(jiffies, port->sysrq)) { - handle_sysrq(ch, port->info->tty); + handle_sysrq(ch, port->info ? port->info->tty : NULL); port->sysrq = 0; return 1; } diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 91140fe..bddd50b 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -356,7 +356,6 @@ static inline struct sk_buff *alloc_skb_fclone(unsigned int size, return __alloc_skb(size, priority, 1, -1); } -extern void kfree_skbmem(struct sk_buff *skb); extern struct sk_buff *skb_morph(struct sk_buff *dst, struct sk_buff *src); extern struct sk_buff *skb_clone(struct sk_buff *skb, gfp_t priority); diff --git a/include/linux/sunrpc/debug.h b/include/linux/sunrpc/debug.h index 3347c72..3912cf1 100644 --- a/include/linux/sunrpc/debug.h +++ b/include/linux/sunrpc/debug.h @@ -88,11 +88,6 @@ enum { CTL_SLOTTABLE_TCP, CTL_MIN_RESVPORT, CTL_MAX_RESVPORT, - CTL_SLOTTABLE_RDMA, - CTL_RDMA_MAXINLINEREAD, - CTL_RDMA_MAXINLINEWRITE, - CTL_RDMA_WRITEPADDING, - CTL_RDMA_MEMREG, }; #endif /* _LINUX_SUNRPC_DEBUG_H_ */ diff --git a/include/linux/sunrpc/xprtsock.h b/include/linux/sunrpc/xprtsock.h index 2c6c2c2..c2a46c4 100644 --- a/include/linux/sunrpc/xprtsock.h +++ b/include/linux/sunrpc/xprtsock.h @@ -9,12 +9,6 @@ #ifdef __KERNEL__ -/* - * Socket transport setup operations - */ -struct rpc_xprt *xs_setup_udp(struct xprt_create *args); -struct rpc_xprt *xs_setup_tcp(struct xprt_create *args); - int init_socket_xprt(void); void cleanup_socket_xprt(void); diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index e99171f..4f5047d 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -70,7 +70,6 @@ enum CTL_ABI=9, /* Binary emulation */ CTL_CPU=10, /* CPU stuff (speed scaling, etc) */ CTL_ARLAN=254, /* arlan wireless driver */ - CTL_APPLDATA=2120, /* s390 appldata */ CTL_S390DBF=5677, /* s390 debug */ CTL_SUNRPC=7249, /* sunrpc debug */ CTL_PM=9899, /* frv power management */ @@ -207,11 +206,6 @@ enum VM_PANIC_ON_OOM=33, /* panic at out-of-memory */ VM_VDSO_ENABLED=34, /* map VDSO into new processes? */ VM_MIN_SLAB=35, /* Percent pages ignored by zone reclaim */ - - /* s390 vm cmm sysctls */ - VM_CMM_PAGES=1111, - VM_CMM_TIMED_PAGES=1112, - VM_CMM_TIMEOUT=1113, }; diff --git a/include/linux/timex.h b/include/linux/timex.h index 37ac3ff..24c6a2b 100644 --- a/include/linux/timex.h +++ b/include/linux/timex.h @@ -137,6 +137,7 @@ struct timex { #define ADJ_TIMECONST 0x0020 /* pll time constant */ #define ADJ_TICK 0x4000 /* tick value */ #define ADJ_OFFSET_SINGLESHOT 0x8001 /* old-fashioned adjtime */ +#define ADJ_OFFSET_SS_READ 0xa001 /* read-only adjtime */ /* xntp 3.4 compatibility names */ #define MOD_OFFSET ADJ_OFFSET diff --git a/include/linux/usb.h b/include/linux/usb.h index c5c8f16..416ee76 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -157,6 +157,7 @@ struct usb_interface { * bound to */ enum usb_interface_condition condition; /* state of binding */ unsigned is_active:1; /* the interface is not suspended */ + unsigned sysfs_files_created:1; /* the sysfs attributes exist */ unsigned needs_remote_wakeup:1; /* driver requires remote wakeup */ struct device dev; /* interface specific device info */ diff --git a/include/linux/usbdevice_fs.h b/include/linux/usbdevice_fs.h index 342dd5a..8ca5a7f 100644 --- a/include/linux/usbdevice_fs.h +++ b/include/linux/usbdevice_fs.h @@ -102,7 +102,8 @@ struct usbdevfs_urb { int start_frame; int number_of_packets; int error_count; - unsigned int signr; /* signal to be sent on error, -1 if none should be sent */ + unsigned int signr; /* signal to be sent on completion, + or 0 if none should be sent. */ void *usercontext; struct usbdevfs_iso_packet_desc iso_frame_desc[0]; }; diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 164d132..d8ae484 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -115,8 +115,16 @@ extern u32 ieee80211_debug_level; do { if (ieee80211_debug_level & (level)) \ printk(KERN_DEBUG "ieee80211: %c %s " fmt, \ in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0) +static inline bool ieee80211_ratelimit_debug(u32 level) +{ + return (ieee80211_debug_level & level) && net_ratelimit(); +} #else #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0) +static inline bool ieee80211_ratelimit_debug(u32 level) +{ + return false; +} #endif /* CONFIG_IEEE80211_DEBUG */ /* escape_essid() is intended to be used in debug (and possibly error) diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h index 469216d..37f6cb1 100644 --- a/include/net/inet_hashtables.h +++ b/include/net/inet_hashtables.h @@ -186,9 +186,8 @@ static inline void inet_ehash_locks_free(struct inet_hashinfo *hashinfo) if (size > PAGE_SIZE) vfree(hashinfo->ehash_locks); else -#else - kfree(hashinfo->ehash_locks); #endif + kfree(hashinfo->ehash_locks); hashinfo->ehash_locks = NULL; } } diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h index 67ea2c0..8a7d59b 100644 --- a/include/net/ip_vs.h +++ b/include/net/ip_vs.h @@ -328,40 +328,6 @@ extern int ip_vs_get_debug_level(void); #define FTPDATA __constant_htons(20) /* - * IPVS sysctl variables under the /proc/sys/net/ipv4/vs/ - */ -#define NET_IPV4_VS 21 - -enum { - NET_IPV4_VS_DEBUG_LEVEL=1, - NET_IPV4_VS_AMEMTHRESH=2, - NET_IPV4_VS_AMDROPRATE=3, - NET_IPV4_VS_DROP_ENTRY=4, - NET_IPV4_VS_DROP_PACKET=5, - NET_IPV4_VS_SECURE_TCP=6, - NET_IPV4_VS_TO_ES=7, - NET_IPV4_VS_TO_SS=8, - NET_IPV4_VS_TO_SR=9, - NET_IPV4_VS_TO_FW=10, - NET_IPV4_VS_TO_TW=11, - NET_IPV4_VS_TO_CL=12, - NET_IPV4_VS_TO_CW=13, - NET_IPV4_VS_TO_LA=14, - NET_IPV4_VS_TO_LI=15, - NET_IPV4_VS_TO_SA=16, - NET_IPV4_VS_TO_UDP=17, - NET_IPV4_VS_TO_ICMP=18, - NET_IPV4_VS_LBLC_EXPIRE=19, - NET_IPV4_VS_LBLCR_EXPIRE=20, - NET_IPV4_VS_CACHE_BYPASS=22, - NET_IPV4_VS_EXPIRE_NODEST_CONN=23, - NET_IPV4_VS_SYNC_THRESHOLD=24, - NET_IPV4_VS_NAT_ICMP_SEND=25, - NET_IPV4_VS_EXPIRE_QUIESCENT_TEMPLATE=26, - NET_IPV4_VS_LAST -}; - -/* * TCP State Values */ enum { diff --git a/include/net/sock.h b/include/net/sock.h index 567e468..67e35c7 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1236,6 +1236,9 @@ static inline struct sk_buff *sk_stream_alloc_pskb(struct sock *sk, { struct sk_buff *skb; + /* The TCP header must be at least 32-bit aligned. */ + size = ALIGN(size, 4); + skb = alloc_skb_fclone(size + sk->sk_prot->max_header, gfp); if (skb) { skb->truesize += mem; diff --git a/include/net/tcp.h b/include/net/tcp.h index d695cea..cb5b033 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1288,6 +1288,9 @@ static inline void tcp_insert_write_queue_before(struct sk_buff *new, struct sock *sk) { __skb_insert(new, skb->prev, skb, &sk->sk_write_queue); + + if (sk->sk_send_head == skb) + sk->sk_send_head = new; } static inline void tcp_unlink_write_queue(struct sk_buff *skb, struct sock *sk) diff --git a/include/sound/version.h b/include/sound/version.h index a2be8ad..a9781eb 100644 --- a/include/sound/version.h +++ b/include/sound/version.h @@ -1,3 +1,3 @@ /* include/version.h. Generated by alsa/ksync script. */ #define CONFIG_SND_VERSION "1.0.15" -#define CONFIG_SND_DATE " (Tue Oct 23 06:09:18 2007 UTC)" +#define CONFIG_SND_DATE " (Tue Nov 20 19:16:42 2007 UTC)" diff --git a/init/Kconfig b/init/Kconfig index c5b354b..d35e44f 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -438,7 +438,7 @@ menuconfig EMBEDDED config UID16 bool "Enable 16-bit UID system calls" if EMBEDDED - depends on ARM || BFIN || CRIS || FRV || H8300 || X86_32 || M68K || (S390 && !64BIT) || SUPERH || SPARC32 || (SPARC64 && SPARC32_COMPAT) || UML || (X86_64 && IA32_EMULATION) + depends on ARM || BLACKFIN || CRIS || FRV || H8300 || X86_32 || M68K || (S390 && !64BIT) || SUPERH || SPARC32 || (SPARC64 && SPARC32_COMPAT) || UML || (X86_64 && IA32_EMULATION) default y help This enables the legacy 16-bit UID syscall wrappers. diff --git a/ipc/mqueue.c b/ipc/mqueue.c index 1e04cd4..6ca7b97 100644 --- a/ipc/mqueue.c +++ b/ipc/mqueue.c @@ -1138,8 +1138,10 @@ asmlinkage long sys_mq_getsetattr(mqd_t mqdes, omqstat.mq_flags = filp->f_flags & O_NONBLOCK; if (u_mqstat) { ret = audit_mq_getsetattr(mqdes, &mqstat); - if (ret != 0) - goto out; + if (ret != 0) { + spin_unlock(&info->lock); + goto out_fput; + } if (mqstat.mq_flags & O_NONBLOCK) filp->f_flags |= O_NONBLOCK; else diff --git a/kernel/acct.c b/kernel/acct.c index fce53d8..cf19547 100644 --- a/kernel/acct.c +++ b/kernel/acct.c @@ -413,7 +413,7 @@ static u32 encode_float(u64 value) * The acct_process() call is the workhorse of the process * accounting system. The struct acct is built here and then written * into the accounting file. This function should only be called from - * do_exit(). + * do_exit() or when switching to a different output file. */ /* diff --git a/kernel/exit.c b/kernel/exit.c index cd0f1d4..549c055 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -1357,7 +1357,7 @@ static int wait_task_stopped(struct task_struct *p, int delayed_group_leader, int __user *stat_addr, struct rusage __user *ru) { int retval, exit_code; - struct pid_namespace *ns; + pid_t pid; if (!p->exit_code) return 0; @@ -1376,12 +1376,11 @@ static int wait_task_stopped(struct task_struct *p, int delayed_group_leader, * keep holding onto the tasklist_lock while we call getrusage and * possibly take page faults for user memory. */ - ns = current->nsproxy->pid_ns; + pid = task_pid_nr_ns(p, current->nsproxy->pid_ns); get_task_struct(p); read_unlock(&tasklist_lock); if (unlikely(noreap)) { - pid_t pid = task_pid_nr_ns(p, ns); uid_t uid = p->uid; int why = (p->ptrace & PT_PTRACED) ? CLD_TRAPPED : CLD_STOPPED; @@ -1389,7 +1388,7 @@ static int wait_task_stopped(struct task_struct *p, int delayed_group_leader, if (unlikely(!exit_code) || unlikely(p->exit_state)) goto bail_ref; return wait_noreap_copyout(p, pid, uid, - why, (exit_code << 8) | 0x7f, + why, exit_code, infop, ru); } @@ -1451,11 +1450,11 @@ bail_ref: if (!retval && infop) retval = put_user(exit_code, &infop->si_status); if (!retval && infop) - retval = put_user(task_pid_nr_ns(p, ns), &infop->si_pid); + retval = put_user(pid, &infop->si_pid); if (!retval && infop) retval = put_user(p->uid, &infop->si_uid); if (!retval) - retval = task_pid_nr_ns(p, ns); + retval = pid; put_task_struct(p); BUG_ON(!retval); diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c index 474219a..2fc2581 100644 --- a/kernel/kallsyms.c +++ b/kernel/kallsyms.c @@ -32,9 +32,14 @@ /* These will be re-linked against their real values during the second link stage */ extern const unsigned long kallsyms_addresses[] __attribute__((weak)); -extern const unsigned long kallsyms_num_syms __attribute__((weak)); extern const u8 kallsyms_names[] __attribute__((weak)); +/* tell the compiler that the count isn't in the small data section if the arch + * has one (eg: FRV) + */ +extern const unsigned long kallsyms_num_syms +__attribute__((weak, section(".rodata"))); + extern const u8 kallsyms_token_table[] __attribute__((weak)); extern const u16 kallsyms_token_index[] __attribute__((weak)); diff --git a/kernel/module.c b/kernel/module.c index 3202c99..91fe695 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -81,7 +81,8 @@ int unregister_module_notifier(struct notifier_block * nb) } EXPORT_SYMBOL(unregister_module_notifier); -/* We require a truly strong try_module_get() */ +/* We require a truly strong try_module_get(): 0 means failure due to + ongoing or failed initialization etc. */ static inline int strong_try_module_get(struct module *mod) { if (mod && mod->state == MODULE_STATE_COMING) @@ -952,7 +953,8 @@ static unsigned long resolve_symbol(Elf_Shdr *sechdrs, ret = __find_symbol(name, &owner, &crc, !(mod->taints & TAINT_PROPRIETARY_MODULE)); if (ret) { - /* use_module can fail due to OOM, or module unloading */ + /* use_module can fail due to OOM, + or module initialization or unloading */ if (!check_version(sechdrs, versindex, name, mod, crc) || !use_module(mod, owner)) ret = 0; @@ -1369,7 +1371,7 @@ dup: return ret; } -/* Change all symbols so that sh_value encodes the pointer directly. */ +/* Change all symbols so that st_value encodes the pointer directly. */ static int simplify_symbols(Elf_Shdr *sechdrs, unsigned int symindex, const char *strtab, diff --git a/kernel/sched.c b/kernel/sched.c index 38933ca..98dcdf2 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -5466,7 +5466,7 @@ sd_alloc_ctl_domain_table(struct sched_domain *sd) return table; } -static ctl_table * sd_alloc_ctl_cpu_table(int cpu) +static ctl_table *sd_alloc_ctl_cpu_table(int cpu) { struct ctl_table *entry, *table; struct sched_domain *sd; @@ -6708,9 +6708,6 @@ void __init sched_init_smp(void) int in_sched_functions(unsigned long addr) { - /* Linker adds these: start and end of __sched functions */ - extern char __sched_text_start[], __sched_text_end[]; - return in_lock_functions(addr) || (addr >= (unsigned long)__sched_text_start && addr < (unsigned long)__sched_text_end); diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c index ca198a7..d30467b 100644 --- a/kernel/sched_debug.c +++ b/kernel/sched_debug.c @@ -199,7 +199,7 @@ static int sched_debug_show(struct seq_file *m, void *v) u64 now = ktime_to_ns(ktime_get()); int cpu; - SEQ_printf(m, "Sched Debug Version: v0.06-v22, %s %.*s\n", + SEQ_printf(m, "Sched Debug Version: v0.07, %s %.*s\n", init_utsname()->release, (int)strcspn(init_utsname()->version, " "), init_utsname()->version); @@ -327,10 +327,12 @@ void proc_sched_show_task(struct task_struct *p, struct seq_file *m) avg_atom = -1LL; avg_per_cpu = p->se.sum_exec_runtime; - if (p->se.nr_migrations) - avg_per_cpu = div64_64(avg_per_cpu, p->se.nr_migrations); - else + if (p->se.nr_migrations) { + avg_per_cpu = div64_64(avg_per_cpu, + p->se.nr_migrations); + } else { avg_per_cpu = -1LL; + } __PN(avg_atom); __PN(avg_per_cpu); diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index ee00da2..2f16e15 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -22,7 +22,7 @@ /* * Targeted preemption latency for CPU-bound tasks: - * (default: 20ms * ilog(ncpus), units: nanoseconds) + * (default: 20ms * (1 + ilog(ncpus)), units: nanoseconds) * * NOTE: this latency value is not the same as the concept of * 'timeslice length' - timeslices in CFS are of variable length @@ -36,14 +36,14 @@ unsigned int sysctl_sched_latency = 20000000ULL; /* * Minimal preemption granularity for CPU-bound tasks: - * (default: 1 msec * ilog(ncpus), units: nanoseconds) + * (default: 4 msec * (1 + ilog(ncpus)), units: nanoseconds) */ -unsigned int sysctl_sched_min_granularity = 1000000ULL; +unsigned int sysctl_sched_min_granularity = 4000000ULL; /* * is kept at sysctl_sched_latency / sysctl_sched_min_granularity */ -static unsigned int sched_nr_latency = 20; +static unsigned int sched_nr_latency = 5; /* * After fork, child runs first. (default) If set to 0 then @@ -61,7 +61,7 @@ unsigned int __read_mostly sysctl_sched_compat_yield; /* * SCHED_BATCH wake-up granularity. - * (default: 10 msec * ilog(ncpus), units: nanoseconds) + * (default: 10 msec * (1 + ilog(ncpus)), units: nanoseconds) * * This option delays the preemption effects of decoupled workloads * and reduces their over-scheduling. Synchronous workloads will still @@ -71,7 +71,7 @@ unsigned int sysctl_sched_batch_wakeup_granularity = 10000000UL; /* * SCHED_OTHER wake-up granularity. - * (default: 10 msec * ilog(ncpus), units: nanoseconds) + * (default: 10 msec * (1 + ilog(ncpus)), units: nanoseconds) * * This option delays the preemption effects of decoupled workloads * and reduces their over-scheduling. Synchronous workloads will still diff --git a/kernel/sched_stats.h b/kernel/sched_stats.h index 630178e..5b32433e 100644 --- a/kernel/sched_stats.h +++ b/kernel/sched_stats.h @@ -52,7 +52,8 @@ static int show_schedstat(struct seq_file *seq, void *v) sd->lb_nobusyq[itype], sd->lb_nobusyg[itype]); } - seq_printf(seq, " %u %u %u %u %u %u %u %u %u %u %u %u\n", + seq_printf(seq, + " %u %u %u %u %u %u %u %u %u %u %u %u\n", sd->alb_count, sd->alb_failed, sd->alb_pushed, sd->sbe_count, sd->sbe_balanced, sd->sbe_pushed, sd->sbf_count, sd->sbf_balanced, sd->sbf_pushed, diff --git a/kernel/sysctl_check.c b/kernel/sysctl_check.c index 4abc6d2..6972f26 100644 --- a/kernel/sysctl_check.c +++ b/kernel/sysctl_check.c @@ -140,9 +140,6 @@ static struct trans_ctl_table trans_vm_table[] = { { VM_PANIC_ON_OOM, "panic_on_oom" }, { VM_VDSO_ENABLED, "vdso_enabled" }, { VM_MIN_SLAB, "min_slab_ratio" }, - { VM_CMM_PAGES, "cmm_pages" }, - { VM_CMM_TIMED_PAGES, "cmm_timed_pages" }, - { VM_CMM_TIMEOUT, "cmm_timeout" }, {} }; @@ -237,36 +234,6 @@ static struct trans_ctl_table trans_net_ipv4_conf_table[] = { {} }; - -static struct trans_ctl_table trans_net_ipv4_vs_table[] = { - { NET_IPV4_VS_AMEMTHRESH, "amemthresh" }, - { NET_IPV4_VS_DEBUG_LEVEL, "debug_level" }, - { NET_IPV4_VS_AMDROPRATE, "am_droprate" }, - { NET_IPV4_VS_DROP_ENTRY, "drop_entry" }, - { NET_IPV4_VS_DROP_PACKET, "drop_packet" }, - { NET_IPV4_VS_SECURE_TCP, "secure_tcp" }, - { NET_IPV4_VS_TO_ES, "timeout_established" }, - { NET_IPV4_VS_TO_SS, "timeout_synsent" }, - { NET_IPV4_VS_TO_SR, "timeout_synrecv" }, - { NET_IPV4_VS_TO_FW, "timeout_finwait" }, - { NET_IPV4_VS_TO_TW, "timeout_timewait" }, - { NET_IPV4_VS_TO_CL, "timeout_close" }, - { NET_IPV4_VS_TO_CW, "timeout_closewait" }, - { NET_IPV4_VS_TO_LA, "timeout_lastack" }, - { NET_IPV4_VS_TO_LI, "timeout_listen" }, - { NET_IPV4_VS_TO_SA, "timeout_synack" }, - { NET_IPV4_VS_TO_UDP, "timeout_udp" }, - { NET_IPV4_VS_TO_ICMP, "timeout_icmp" }, - { NET_IPV4_VS_CACHE_BYPASS, "cache_bypass" }, - { NET_IPV4_VS_EXPIRE_NODEST_CONN, "expire_nodest_conn" }, - { NET_IPV4_VS_EXPIRE_QUIESCENT_TEMPLATE, "expire_quiescent_template" }, - { NET_IPV4_VS_SYNC_THRESHOLD, "sync_threshold" }, - { NET_IPV4_VS_NAT_ICMP_SEND, "nat_icmp_send" }, - { NET_IPV4_VS_LBLC_EXPIRE, "lblc_expiration" }, - { NET_IPV4_VS_LBLCR_EXPIRE, "lblcr_expiration" }, - {} -}; - static struct trans_ctl_table trans_net_neigh_vars_table[] = { { NET_NEIGH_MCAST_SOLICIT, "mcast_solicit" }, { NET_NEIGH_UCAST_SOLICIT, "ucast_solicit" }, @@ -341,7 +308,6 @@ static struct trans_ctl_table trans_net_ipv4_table[] = { { NET_IPV4_ROUTE, "route", trans_net_ipv4_route_table }, /* NET_IPV4_FIB_HASH unused */ { NET_IPV4_NETFILTER, "netfilter", trans_net_ipv4_netfilter_table }, - { NET_IPV4_VS, "vs", trans_net_ipv4_vs_table }, { NET_IPV4_TCP_TIMESTAMPS, "tcp_timestamps" }, { NET_IPV4_TCP_WINDOW_SCALING, "tcp_window_scaling" }, @@ -1219,16 +1185,6 @@ static struct trans_ctl_table trans_arlan_table[] = { {} }; -static struct trans_ctl_table trans_appldata_table[] = { - { CTL_APPLDATA_TIMER, "timer" }, - { CTL_APPLDATA_INTERVAL, "interval" }, - { CTL_APPLDATA_OS, "os" }, - { CTL_APPLDATA_NET_SUM, "net_sum" }, - { CTL_APPLDATA_MEM, "mem" }, - {} - -}; - static struct trans_ctl_table trans_s390dbf_table[] = { { 5678 /* CTL_S390DBF_STOPPABLE */, "debug_stoppable" }, { 5679 /* CTL_S390DBF_ACTIVE */, "debug_active" }, @@ -1273,7 +1229,6 @@ static struct trans_ctl_table trans_root_table[] = { { CTL_ABI, "abi" }, /* CTL_CPU not used */ { CTL_ARLAN, "arlan", trans_arlan_table }, - { CTL_APPLDATA, "appldata", trans_appldata_table }, { CTL_S390DBF, "s390dbf", trans_s390dbf_table }, { CTL_SUNRPC, "sunrpc", trans_sunrpc_table }, { CTL_PM, "pm", trans_pm_table }, diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c index 14a2ecf..e64efaf 100644 --- a/kernel/time/ntp.c +++ b/kernel/time/ntp.c @@ -249,10 +249,12 @@ int do_adjtimex(struct timex *txc) /* Now we validate the data before disabling interrupts */ - if ((txc->modes & ADJ_OFFSET_SINGLESHOT) == ADJ_OFFSET_SINGLESHOT) + if ((txc->modes & ADJ_OFFSET_SINGLESHOT) == ADJ_OFFSET_SINGLESHOT) { /* singleshot must not be used with any other mode bits */ - if (txc->modes != ADJ_OFFSET_SINGLESHOT) + if (txc->modes != ADJ_OFFSET_SINGLESHOT && + txc->modes != ADJ_OFFSET_SS_READ) return -EINVAL; + } if (txc->modes != ADJ_OFFSET_SINGLESHOT && (txc->modes & ADJ_OFFSET)) /* adjustment Offset limited to +- .512 seconds */ @@ -372,7 +374,8 @@ int do_adjtimex(struct timex *txc) leave: if ((time_status & (STA_UNSYNC|STA_CLOCKERR)) != 0) result = TIME_ERROR; - if ((txc->modes & ADJ_OFFSET_SINGLESHOT) == ADJ_OFFSET_SINGLESHOT) + if ((txc->modes == ADJ_OFFSET_SINGLESHOT) || + (txc->modes == ADJ_OFFSET_SS_READ)) txc->offset = save_adjust; else txc->offset = ((long)shift_right(time_offset, SHIFT_UPDATE)) * diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 27a2338..cb89fa8 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -133,6 +133,8 @@ void tick_nohz_update_jiffies(void) if (!ts->tick_stopped) return; + touch_softlockup_watchdog(); + cpu_clear(cpu, nohz_cpu_mask); now = ktime_get(); diff --git a/kernel/user.c b/kernel/user.c index 0f3aa02..8320a87 100644 --- a/kernel/user.c +++ b/kernel/user.c @@ -337,8 +337,11 @@ struct user_struct * alloc_uid(struct user_namespace *ns, uid_t uid) struct user_struct *new; new = kmem_cache_alloc(uid_cachep, GFP_KERNEL); - if (!new) + if (!new) { + uids_mutex_unlock(); return NULL; + } + new->uid = uid; atomic_set(&new->__count, 1); atomic_set(&new->processes, 0); @@ -355,6 +358,7 @@ struct user_struct * alloc_uid(struct user_namespace *ns, uid_t uid) if (alloc_uid_keyring(new, current) < 0) { kmem_cache_free(uid_cachep, new); + uids_mutex_unlock(); return NULL; } @@ -362,6 +366,7 @@ struct user_struct * alloc_uid(struct user_namespace *ns, uid_t uid) key_put(new->uid_keyring); key_put(new->session_keyring); kmem_cache_free(uid_cachep, new); + uids_mutex_unlock(); return NULL; } diff --git a/kernel/utsname_sysctl.c b/kernel/utsname_sysctl.c index c76c064..fe3a56c 100644 --- a/kernel/utsname_sysctl.c +++ b/kernel/utsname_sysctl.c @@ -18,6 +18,10 @@ static void *get_uts(ctl_table *table, int write) { char *which = table->data; + struct uts_namespace *uts_ns; + + uts_ns = current->nsproxy->uts_ns; + which = (which - (char *)&init_uts_ns) + (char *)uts_ns; if (!write) down_read(&uts_sem); diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 1e5f207..a601093 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -359,7 +359,7 @@ config DEBUG_HIGHMEM config DEBUG_BUGVERBOSE bool "Verbose BUG() reporting (adds 70K)" if DEBUG_KERNEL && EMBEDDED depends on BUG - depends on ARM || AVR32 || M32R || M68K || SPARC32 || SPARC64 || FRV || SUPERH || GENERIC_BUG || BFIN + depends on ARM || AVR32 || M32R || M68K || SPARC32 || SPARC64 || FRV || SUPERH || GENERIC_BUG || BLACKFIN default !EMBEDDED help Say Y here to make BUG() panics output the file name and line number @@ -409,7 +409,7 @@ config DEBUG_SG config FRAME_POINTER bool "Compile the kernel with frame pointers" - depends on DEBUG_KERNEL && (X86 || CRIS || M68K || M68KNOMMU || FRV || UML || S390 || AVR32 || SUPERH || BFIN) + depends on DEBUG_KERNEL && (X86 || CRIS || M68K || M68KNOMMU || FRV || UML || S390 || AVR32 || SUPERH || BLACKFIN) default y if DEBUG_INFO && UML help If you say Y here the resulting kernel image will be slightly larger diff --git a/lib/hexdump.c b/lib/hexdump.c index bd5edae..3435465 100644 --- a/lib/hexdump.c +++ b/lib/hexdump.c @@ -106,7 +106,8 @@ void hex_dump_to_buffer(const void *buf, size_t len, int rowsize, while (lx < (linebuflen - 1) && lx < (ascii_column - 1)) linebuf[lx++] = ' '; for (j = 0; (j < rowsize) && (j < len) && (lx + 2) < linebuflen; j++) - linebuf[lx++] = isprint(ptr[j]) ? ptr[j] : '.'; + linebuf[lx++] = (isascii(ptr[j]) && isprint(ptr[j])) ? ptr[j] + : '.'; nil: linebuf[lx++] = '\0'; } diff --git a/lib/kobject.c b/lib/kobject.c index a7e3bf4..b52e9f4 100644 --- a/lib/kobject.c +++ b/lib/kobject.c @@ -313,8 +313,8 @@ int kobject_rename(struct kobject * kobj, const char *new_name) struct kobject *temp_kobj; temp_kobj = kset_find_obj(kobj->kset, new_name); if (temp_kobj) { - printk(KERN_WARNING "kobject '%s' can not be renamed " - "to '%s' as '%s' is already in existance.\n", + printk(KERN_WARNING "kobject '%s' cannot be renamed " + "to '%s' as '%s' is already in existence.\n", kobject_name(kobj), new_name, new_name); kobject_put(temp_kobj); return -EINVAL; diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 12376ae..b5a58d4 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -305,7 +305,6 @@ static inline void prep_zero_page(struct page *page, int order, gfp_t gfp_flags) { int i; - VM_BUG_ON((gfp_flags & (__GFP_WAIT | __GFP_HIGHMEM)) == __GFP_HIGHMEM); /* * clear_highpage() will use KM_USER0, so it's a bug to use __GFP_ZERO * and __GFP_HIGHMEM from hard or soft interrupt context. @@ -3266,6 +3265,16 @@ static void inline setup_usemap(struct pglist_data *pgdat, #endif /* CONFIG_SPARSEMEM */ #ifdef CONFIG_HUGETLB_PAGE_SIZE_VARIABLE + +/* Return a sensible default order for the pageblock size. */ +static inline int pageblock_default_order(void) +{ + if (HPAGE_SHIFT > PAGE_SHIFT) + return HUGETLB_PAGE_ORDER; + + return MAX_ORDER-1; +} + /* Initialise the number of pages represented by NR_PAGEBLOCK_BITS */ static inline void __init set_pageblock_order(unsigned int order) { @@ -3281,7 +3290,16 @@ static inline void __init set_pageblock_order(unsigned int order) } #else /* CONFIG_HUGETLB_PAGE_SIZE_VARIABLE */ -/* Defined this way to avoid accidently referencing HUGETLB_PAGE_ORDER */ +/* + * When CONFIG_HUGETLB_PAGE_SIZE_VARIABLE is not set, set_pageblock_order() + * and pageblock_default_order() are unused as pageblock_order is set + * at compile-time. See include/linux/pageblock-flags.h for the values of + * pageblock_order based on the kernel config + */ +static inline int pageblock_default_order(unsigned int order) +{ + return MAX_ORDER-1; +} #define set_pageblock_order(x) do {} while (0) #endif /* CONFIG_HUGETLB_PAGE_SIZE_VARIABLE */ @@ -3366,7 +3384,7 @@ static void __meminit free_area_init_core(struct pglist_data *pgdat, if (!size) continue; - set_pageblock_order(HUGETLB_PAGE_ORDER); + set_pageblock_order(pageblock_default_order()); setup_usemap(pgdat, zone, size); ret = init_currently_empty_zone(zone, zone_start_pfn, size, MEMMAP_EARLY); @@ -471,11 +471,12 @@ int page_mkclean(struct page *page) if (page_mapped(page)) { struct address_space *mapping = page_mapping(page); - if (mapping) + if (mapping) { ret = page_mkclean_file(mapping, page); - if (page_test_dirty(page)) { - page_clear_dirty(page); - ret = 1; + if (page_test_dirty(page)) { + page_clear_dirty(page); + ret = 1; + } } } @@ -1072,7 +1072,7 @@ shmem_alloc_page(gfp_t gfp, struct shmem_inode_info *info, pvma.vm_policy = mpol_shared_policy_lookup(&info->policy, idx); pvma.vm_pgoff = idx; pvma.vm_end = PAGE_SIZE; - page = alloc_page_vma(gfp | __GFP_ZERO, &pvma, 0); + page = alloc_page_vma(gfp, &pvma, 0); mpol_free(pvma.vm_policy); return page; } @@ -1093,7 +1093,7 @@ shmem_swapin(struct shmem_inode_info *info,swp_entry_t entry,unsigned long idx) static inline struct page * shmem_alloc_page(gfp_t gfp,struct shmem_inode_info *info, unsigned long idx) { - return alloc_page(gfp | __GFP_ZERO); + return alloc_page(gfp); } #endif @@ -1306,6 +1306,7 @@ repeat: info->alloced++; spin_unlock(&info->lock); + clear_highpage(filepage); flush_dcache_page(filepage); SetPageUptodate(filepage); } @@ -2881,6 +2881,8 @@ static void *cache_free_debugcheck(struct kmem_cache *cachep, void *objp, unsigned int objnr; struct slab *slabp; + BUG_ON(virt_to_cache(objp) != cachep); + objp -= obj_offset(cachep); kfree_debugcheck(objp); page = virt_to_head_page(objp); @@ -3759,8 +3761,6 @@ void kmem_cache_free(struct kmem_cache *cachep, void *objp) { unsigned long flags; - BUG_ON(virt_to_cache(objp) != cachep); - local_irq_save(flags); debug_check_no_locks_freed(objp, obj_size(cachep)); __cache_free(cachep, objp); diff --git a/mm/sparse-vmemmap.c b/mm/sparse-vmemmap.c index 22620f6..cd75b21 100644 --- a/mm/sparse-vmemmap.c +++ b/mm/sparse-vmemmap.c @@ -34,6 +34,16 @@ * or to back the page tables that are used to create the mapping. * Uses the main allocators if they are available, else bootmem. */ + +static void * __init_refok __earlyonly_bootmem_alloc(int node, + unsigned long size, + unsigned long align, + unsigned long goal) +{ + return __alloc_bootmem_node(NODE_DATA(node), size, align, goal); +} + + void * __meminit vmemmap_alloc_block(unsigned long size, int node) { /* If the main allocator is up use that, fallback to bootmem. */ @@ -44,7 +54,7 @@ void * __meminit vmemmap_alloc_block(unsigned long size, int node) return page_address(page); return NULL; } else - return __alloc_bootmem_node(NODE_DATA(node), size, size, + return __earlyonly_bootmem_alloc(node, size, size, __pa(MAX_DMA_ADDRESS)); } diff --git a/net/bridge/netfilter/ebt_among.c b/net/bridge/netfilter/ebt_among.c index 392d877..6436d30 100644 --- a/net/bridge/netfilter/ebt_among.c +++ b/net/bridge/netfilter/ebt_among.c @@ -187,7 +187,7 @@ static int ebt_among_check(const char *tablename, unsigned int hookmask, if (datalen != EBT_ALIGN(expected_length)) { printk(KERN_WARNING - "ebtables: among: wrong size: %d" + "ebtables: among: wrong size: %d " "against expected %d, rounded to %Zd\n", datalen, expected_length, EBT_ALIGN(expected_length)); diff --git a/net/core/pktgen.c b/net/core/pktgen.c index de33f36..285ec3e 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -2463,8 +2463,6 @@ static int pktgen_output_ipsec(struct sk_buff *skb, struct pktgen_dev *pkt_dev) x->curlft.bytes +=skb->len; x->curlft.packets++; - spin_unlock(&x->lock); - error: spin_unlock(&x->lock); return err; diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 32d5826..5b4ce9b 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -275,12 +275,11 @@ static void skb_release_data(struct sk_buff *skb) /* * Free an skbuff by memory without cleaning the state. */ -void kfree_skbmem(struct sk_buff *skb) +static void kfree_skbmem(struct sk_buff *skb) { struct sk_buff *other; atomic_t *fclone_ref; - skb_release_data(skb); switch (skb->fclone) { case SKB_FCLONE_UNAVAILABLE: kmem_cache_free(skbuff_head_cache, skb); @@ -307,16 +306,8 @@ void kfree_skbmem(struct sk_buff *skb) } } -/** - * __kfree_skb - private function - * @skb: buffer - * - * Free an sk_buff. Release anything attached to the buffer. - * Clean the state. This is an internal helper function. Users should - * always call kfree_skb - */ - -void __kfree_skb(struct sk_buff *skb) +/* Free everything but the sk_buff shell. */ +static void skb_release_all(struct sk_buff *skb) { dst_release(skb->dst); #ifdef CONFIG_XFRM @@ -340,7 +331,21 @@ void __kfree_skb(struct sk_buff *skb) skb->tc_verd = 0; #endif #endif + skb_release_data(skb); +} + +/** + * __kfree_skb - private function + * @skb: buffer + * + * Free an sk_buff. Release anything attached to the buffer. + * Clean the state. This is an internal helper function. Users should + * always call kfree_skb + */ +void __kfree_skb(struct sk_buff *skb) +{ + skb_release_all(skb); kfree_skbmem(skb); } @@ -441,7 +446,7 @@ static struct sk_buff *__skb_clone(struct sk_buff *n, struct sk_buff *skb) */ struct sk_buff *skb_morph(struct sk_buff *dst, struct sk_buff *src) { - skb_release_data(dst); + skb_release_all(dst); return __skb_clone(dst, src); } EXPORT_SYMBOL_GPL(skb_morph); diff --git a/net/dccp/ccids/lib/loss_interval.c b/net/dccp/ccids/lib/loss_interval.c index 40ad428..d26b88d 100644 --- a/net/dccp/ccids/lib/loss_interval.c +++ b/net/dccp/ccids/lib/loss_interval.c @@ -166,7 +166,7 @@ static u32 dccp_li_calc_first_li(struct sock *sk, } if (unlikely(interval == 0)) { - DCCP_WARN("%s(%p), Could not find a win_count interval > 0." + DCCP_WARN("%s(%p), Could not find a win_count interval > 0. " "Defaulting to 1\n", dccp_role(sk), sk); interval = 1; } diff --git a/net/ieee80211/ieee80211_crypt_ccmp.c b/net/ieee80211/ieee80211_crypt_ccmp.c index c6d760d..208bf35 100644 --- a/net/ieee80211/ieee80211_crypt_ccmp.c +++ b/net/ieee80211/ieee80211_crypt_ccmp.c @@ -338,7 +338,7 @@ static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv) pos += 8; if (ccmp_replay_check(pn, key->rx_pn)) { - if (net_ratelimit()) { + if (ieee80211_ratelimit_debug(IEEE80211_DL_DROP)) { IEEE80211_DEBUG_DROP("CCMP: replay detected: STA=%s " "previous PN %02x%02x%02x%02x%02x%02x " "received PN %02x%02x%02x%02x%02x%02x\n", diff --git a/net/ieee80211/ieee80211_crypt_tkip.c b/net/ieee80211/ieee80211_crypt_tkip.c index 58b2261..8e14694 100644 --- a/net/ieee80211/ieee80211_crypt_tkip.c +++ b/net/ieee80211/ieee80211_crypt_tkip.c @@ -464,7 +464,7 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv) pos += 8; if (tkip_replay_check(iv32, iv16, tkey->rx_iv32, tkey->rx_iv16)) { - if (net_ratelimit()) { + if (ieee80211_ratelimit_debug(IEEE80211_DL_DROP)) { IEEE80211_DEBUG_DROP("TKIP: replay detected: STA=%s" " previous TSC %08x%04x received TSC " "%08x%04x\n", print_mac(mac, hdr->addr2), @@ -504,7 +504,7 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv) * it needs to be recalculated for the next packet. */ tkey->rx_phase1_done = 0; } - if (net_ratelimit()) { + if (ieee80211_ratelimit_debug(IEEE80211_DL_DROP)) { IEEE80211_DEBUG_DROP("TKIP: ICV error detected: STA=" "%s\n", print_mac(mac, hdr->addr2)); } diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c index 36d6798..b3f366a 100644 --- a/net/ipv4/arp.c +++ b/net/ipv4/arp.c @@ -111,12 +111,8 @@ #include <net/tcp.h> #include <net/sock.h> #include <net/arp.h> -#if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE) #include <net/ax25.h> -#if defined(CONFIG_NETROM) || defined(CONFIG_NETROM_MODULE) #include <net/netrom.h> -#endif -#endif #if defined(CONFIG_ATM_CLIP) || defined(CONFIG_ATM_CLIP_MODULE) #include <net/atmclip.h> struct neigh_table *clip_tbl_hook; @@ -731,20 +727,10 @@ static int arp_process(struct sk_buff *skb) htons(dev_type) != arp->ar_hrd) goto out; break; -#ifdef CONFIG_NET_ETHERNET case ARPHRD_ETHER: -#endif -#ifdef CONFIG_TR case ARPHRD_IEEE802_TR: -#endif -#ifdef CONFIG_FDDI case ARPHRD_FDDI: -#endif -#ifdef CONFIG_NET_FC case ARPHRD_IEEE802: -#endif -#if defined(CONFIG_NET_ETHERNET) || defined(CONFIG_TR) || \ - defined(CONFIG_FDDI) || defined(CONFIG_NET_FC) /* * ETHERNET, Token Ring and Fibre Channel (which are IEEE 802 * devices, according to RFC 2625) devices will accept ARP @@ -759,21 +745,16 @@ static int arp_process(struct sk_buff *skb) arp->ar_pro != htons(ETH_P_IP)) goto out; break; -#endif -#if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE) case ARPHRD_AX25: if (arp->ar_pro != htons(AX25_P_IP) || arp->ar_hrd != htons(ARPHRD_AX25)) goto out; break; -#if defined(CONFIG_NETROM) || defined(CONFIG_NETROM_MODULE) case ARPHRD_NETROM: if (arp->ar_pro != htons(AX25_P_IP) || arp->ar_hrd != htons(ARPHRD_NETROM)) goto out; break; -#endif -#endif } /* Understand only these message types */ @@ -828,7 +809,8 @@ static int arp_process(struct sk_buff *skb) if (arp->ar_op == htons(ARPOP_REQUEST) && inet_addr_type(tip) == RTN_LOCAL && !arp_ignore(in_dev,dev,sip,tip)) - arp_send(ARPOP_REPLY,ETH_P_ARP,tip,dev,tip,sha,dev->dev_addr,dev->dev_addr); + arp_send(ARPOP_REPLY, ETH_P_ARP, sip, dev, tip, sha, + dev->dev_addr, sha); goto out; } diff --git a/net/ipv4/ipvs/ip_vs_core.c b/net/ipv4/ipvs/ip_vs_core.c index 20c884a..8fba202 100644 --- a/net/ipv4/ipvs/ip_vs_core.c +++ b/net/ipv4/ipvs/ip_vs_core.c @@ -637,7 +637,7 @@ static int ip_vs_out_icmp(struct sk_buff *skb, int *related) verdict = NF_DROP; if (IP_VS_FWD_METHOD(cp) != 0) { - IP_VS_ERR("shouldn't reach here, because the box is on the" + IP_VS_ERR("shouldn't reach here, because the box is on the " "half connection in the tun/dr module.\n"); } diff --git a/net/ipv4/ipvs/ip_vs_ctl.c b/net/ipv4/ipvs/ip_vs_ctl.c index b64cf45..693d924 100644 --- a/net/ipv4/ipvs/ip_vs_ctl.c +++ b/net/ipv4/ipvs/ip_vs_ctl.c @@ -1424,7 +1424,6 @@ proc_do_sync_threshold(ctl_table *table, int write, struct file *filp, static struct ctl_table vs_vars[] = { { - .ctl_name = NET_IPV4_VS_AMEMTHRESH, .procname = "amemthresh", .data = &sysctl_ip_vs_amemthresh, .maxlen = sizeof(int), @@ -1433,7 +1432,6 @@ static struct ctl_table vs_vars[] = { }, #ifdef CONFIG_IP_VS_DEBUG { - .ctl_name = NET_IPV4_VS_DEBUG_LEVEL, .procname = "debug_level", .data = &sysctl_ip_vs_debug_level, .maxlen = sizeof(int), @@ -1442,7 +1440,6 @@ static struct ctl_table vs_vars[] = { }, #endif { - .ctl_name = NET_IPV4_VS_AMDROPRATE, .procname = "am_droprate", .data = &sysctl_ip_vs_am_droprate, .maxlen = sizeof(int), @@ -1450,7 +1447,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec, }, { - .ctl_name = NET_IPV4_VS_DROP_ENTRY, .procname = "drop_entry", .data = &sysctl_ip_vs_drop_entry, .maxlen = sizeof(int), @@ -1458,7 +1454,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_do_defense_mode, }, { - .ctl_name = NET_IPV4_VS_DROP_PACKET, .procname = "drop_packet", .data = &sysctl_ip_vs_drop_packet, .maxlen = sizeof(int), @@ -1466,7 +1461,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_do_defense_mode, }, { - .ctl_name = NET_IPV4_VS_SECURE_TCP, .procname = "secure_tcp", .data = &sysctl_ip_vs_secure_tcp, .maxlen = sizeof(int), @@ -1475,7 +1469,6 @@ static struct ctl_table vs_vars[] = { }, #if 0 { - .ctl_name = NET_IPV4_VS_TO_ES, .procname = "timeout_established", .data = &vs_timeout_table_dos.timeout[IP_VS_S_ESTABLISHED], .maxlen = sizeof(int), @@ -1483,7 +1476,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_SS, .procname = "timeout_synsent", .data = &vs_timeout_table_dos.timeout[IP_VS_S_SYN_SENT], .maxlen = sizeof(int), @@ -1491,7 +1483,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_SR, .procname = "timeout_synrecv", .data = &vs_timeout_table_dos.timeout[IP_VS_S_SYN_RECV], .maxlen = sizeof(int), @@ -1499,7 +1490,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_FW, .procname = "timeout_finwait", .data = &vs_timeout_table_dos.timeout[IP_VS_S_FIN_WAIT], .maxlen = sizeof(int), @@ -1507,7 +1497,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_TW, .procname = "timeout_timewait", .data = &vs_timeout_table_dos.timeout[IP_VS_S_TIME_WAIT], .maxlen = sizeof(int), @@ -1515,7 +1504,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_CL, .procname = "timeout_close", .data = &vs_timeout_table_dos.timeout[IP_VS_S_CLOSE], .maxlen = sizeof(int), @@ -1523,7 +1511,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_CW, .procname = "timeout_closewait", .data = &vs_timeout_table_dos.timeout[IP_VS_S_CLOSE_WAIT], .maxlen = sizeof(int), @@ -1531,7 +1518,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_LA, .procname = "timeout_lastack", .data = &vs_timeout_table_dos.timeout[IP_VS_S_LAST_ACK], .maxlen = sizeof(int), @@ -1539,7 +1525,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_LI, .procname = "timeout_listen", .data = &vs_timeout_table_dos.timeout[IP_VS_S_LISTEN], .maxlen = sizeof(int), @@ -1547,7 +1532,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_SA, .procname = "timeout_synack", .data = &vs_timeout_table_dos.timeout[IP_VS_S_SYNACK], .maxlen = sizeof(int), @@ -1555,7 +1539,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_UDP, .procname = "timeout_udp", .data = &vs_timeout_table_dos.timeout[IP_VS_S_UDP], .maxlen = sizeof(int), @@ -1563,7 +1546,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec_jiffies, }, { - .ctl_name = NET_IPV4_VS_TO_ICMP, .procname = "timeout_icmp", .data = &vs_timeout_table_dos.timeout[IP_VS_S_ICMP], .maxlen = sizeof(int), @@ -1572,7 +1554,6 @@ static struct ctl_table vs_vars[] = { }, #endif { - .ctl_name = NET_IPV4_VS_CACHE_BYPASS, .procname = "cache_bypass", .data = &sysctl_ip_vs_cache_bypass, .maxlen = sizeof(int), @@ -1580,7 +1561,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec, }, { - .ctl_name = NET_IPV4_VS_EXPIRE_NODEST_CONN, .procname = "expire_nodest_conn", .data = &sysctl_ip_vs_expire_nodest_conn, .maxlen = sizeof(int), @@ -1588,7 +1568,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec, }, { - .ctl_name = NET_IPV4_VS_EXPIRE_QUIESCENT_TEMPLATE, .procname = "expire_quiescent_template", .data = &sysctl_ip_vs_expire_quiescent_template, .maxlen = sizeof(int), @@ -1596,7 +1575,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_dointvec, }, { - .ctl_name = NET_IPV4_VS_SYNC_THRESHOLD, .procname = "sync_threshold", .data = &sysctl_ip_vs_sync_threshold, .maxlen = sizeof(sysctl_ip_vs_sync_threshold), @@ -1604,7 +1582,6 @@ static struct ctl_table vs_vars[] = { .proc_handler = &proc_do_sync_threshold, }, { - .ctl_name = NET_IPV4_VS_NAT_ICMP_SEND, .procname = "nat_icmp_send", .data = &sysctl_ip_vs_nat_icmp_send, .maxlen = sizeof(int), @@ -1616,7 +1593,6 @@ static struct ctl_table vs_vars[] = { static ctl_table vs_table[] = { { - .ctl_name = NET_IPV4_VS, .procname = "vs", .mode = 0555, .child = vs_vars diff --git a/net/ipv4/ipvs/ip_vs_lblc.c b/net/ipv4/ipvs/ip_vs_lblc.c index 052f4ed..b843a11 100644 --- a/net/ipv4/ipvs/ip_vs_lblc.c +++ b/net/ipv4/ipvs/ip_vs_lblc.c @@ -114,7 +114,6 @@ struct ip_vs_lblc_table { static ctl_table vs_vars_table[] = { { - .ctl_name = NET_IPV4_VS_LBLC_EXPIRE, .procname = "lblc_expiration", .data = &sysctl_ip_vs_lblc_expiration, .maxlen = sizeof(int), @@ -126,7 +125,6 @@ static ctl_table vs_vars_table[] = { static ctl_table vs_table[] = { { - .ctl_name = NET_IPV4_VS, .procname = "vs", .mode = 0555, .child = vs_vars_table diff --git a/net/ipv4/ipvs/ip_vs_lblcr.c b/net/ipv4/ipvs/ip_vs_lblcr.c index 427b593..e5b323a 100644 --- a/net/ipv4/ipvs/ip_vs_lblcr.c +++ b/net/ipv4/ipvs/ip_vs_lblcr.c @@ -302,7 +302,6 @@ struct ip_vs_lblcr_table { static ctl_table vs_vars_table[] = { { - .ctl_name = NET_IPV4_VS_LBLCR_EXPIRE, .procname = "lblcr_expiration", .data = &sysctl_ip_vs_lblcr_expiration, .maxlen = sizeof(int), @@ -314,7 +313,6 @@ static ctl_table vs_vars_table[] = { static ctl_table vs_table[] = { { - .ctl_name = NET_IPV4_VS, .procname = "vs", .mode = 0555, .child = vs_vars_table diff --git a/net/ipv4/ipvs/ip_vs_proto.c b/net/ipv4/ipvs/ip_vs_proto.c index e844ddb..c0e11ec8 100644 --- a/net/ipv4/ipvs/ip_vs_proto.c +++ b/net/ipv4/ipvs/ip_vs_proto.c @@ -45,7 +45,7 @@ static struct ip_vs_protocol *ip_vs_proto_table[IP_VS_PROTO_TAB_SIZE]; /* * register an ipvs protocol */ -static int register_ip_vs_protocol(struct ip_vs_protocol *pp) +static int __used register_ip_vs_protocol(struct ip_vs_protocol *pp) { unsigned hash = IP_VS_PROTO_HASH(pp->protocol); diff --git a/net/ipv4/netfilter/iptable_raw.c b/net/ipv4/netfilter/iptable_raw.c index 5de6e57..f867865 100644 --- a/net/ipv4/netfilter/iptable_raw.c +++ b/net/ipv4/netfilter/iptable_raw.c @@ -66,7 +66,7 @@ ipt_local_hook(unsigned int hook, if (skb->len < sizeof(struct iphdr) || ip_hdrlen(skb) < sizeof(struct iphdr)) { if (net_ratelimit()) - printk("iptable_raw: ignoring short SOCK_RAW" + printk("iptable_raw: ignoring short SOCK_RAW " "packet.\n"); return NF_ACCEPT; } diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c index 70e7997..86b465b 100644 --- a/net/ipv4/netfilter/nf_nat_core.c +++ b/net/ipv4/netfilter/nf_nat_core.c @@ -607,13 +607,10 @@ static void nf_nat_move_storage(struct nf_conn *conntrack, void *old) struct nf_conn_nat *new_nat = nf_ct_ext_find(conntrack, NF_CT_EXT_NAT); struct nf_conn_nat *old_nat = (struct nf_conn_nat *)old; struct nf_conn *ct = old_nat->ct; - unsigned int srchash; - if (!(ct->status & IPS_NAT_DONE_MASK)) + if (!ct || !(ct->status & IPS_NAT_DONE_MASK)) return; - srchash = hash_by_src(&ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple); - write_lock_bh(&nf_nat_lock); hlist_replace_rcu(&old_nat->bysource, &new_nat->bysource); new_nat->ct = ct; diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 1bff9ed..c426dec 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -2888,18 +2888,14 @@ static int ip_rt_acct_read(char *buffer, char **start, off_t offset, offset /= sizeof(u32); if (length > 0) { - u32 *src = ((u32 *) IP_RT_ACCT_CPU(0)) + offset; u32 *dst = (u32 *) buffer; - /* Copy first cpu. */ *start = buffer; - memcpy(dst, src, length); + memset(dst, 0, length); - /* Add the other cpus in, one int at a time */ for_each_possible_cpu(i) { unsigned int j; - - src = ((u32 *) IP_RT_ACCT_CPU(i)) + offset; + u32 *src = ((u32 *) IP_RT_ACCT_CPU(i)) + offset; for (j = 0; j < length/4; j++) dst[j] += src[j]; diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c index ffddd2b..bec6fe8 100644 --- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -191,7 +191,7 @@ static int sysctl_tcp_congestion_control(ctl_table *table, int __user *name, tcp_get_default_congestion_control(val); ret = sysctl_string(&tbl, name, nlen, oldval, oldlenp, newval, newlen); - if (ret == 0 && newval && newlen) + if (ret == 1 && newval && newlen) ret = tcp_set_default_congestion_control(val); return ret; } diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index e566f3c..652c323 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -900,8 +900,7 @@ int tcp_v4_md5_do_add(struct sock *sk, __be32 addr, sizeof(*keys) * md5sig->entries4); /* Free old key list, and reference new one */ - if (md5sig->keys4) - kfree(md5sig->keys4); + kfree(md5sig->keys4); md5sig->keys4 = keys; md5sig->alloced4++; } @@ -939,10 +938,10 @@ int tcp_v4_md5_do_del(struct sock *sk, __be32 addr) tp->md5sig_info->alloced4 = 0; } else if (tp->md5sig_info->entries4 != i) { /* Need to do some manipulation */ - memcpy(&tp->md5sig_info->keys4[i], - &tp->md5sig_info->keys4[i+1], - (tp->md5sig_info->entries4 - i) * - sizeof(struct tcp4_md5sig_key)); + memmove(&tp->md5sig_info->keys4[i], + &tp->md5sig_info->keys4[i+1], + (tp->md5sig_info->entries4 - i) * + sizeof(struct tcp4_md5sig_key)); } tcp_free_md5sig_pool(); return 0; diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 324b420..e5130a7 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1295,6 +1295,7 @@ static int tcp_mtu_probe(struct sock *sk) struct sk_buff *skb, *nskb, *next; int len; int probe_size; + int size_needed; unsigned int pif; int copy; int mss_now; @@ -1313,27 +1314,20 @@ static int tcp_mtu_probe(struct sock *sk) /* Very simple search strategy: just double the MSS. */ mss_now = tcp_current_mss(sk, 0); probe_size = 2*tp->mss_cache; + size_needed = probe_size + (tp->reordering + 1) * tp->mss_cache; if (probe_size > tcp_mtu_to_mss(sk, icsk->icsk_mtup.search_high)) { /* TODO: set timer for probe_converge_event */ return -1; } /* Have enough data in the send queue to probe? */ - len = 0; - if ((skb = tcp_send_head(sk)) == NULL) - return -1; - while ((len += skb->len) < probe_size && !tcp_skb_is_last(sk, skb)) - skb = tcp_write_queue_next(sk, skb); - if (len < probe_size) + if (tp->write_seq - tp->snd_nxt < size_needed) return -1; - /* Receive window check. */ - if (after(TCP_SKB_CB(skb)->seq + probe_size, tp->snd_una + tp->snd_wnd)) { - if (tp->snd_wnd < probe_size) - return -1; - else - return 0; - } + if (tp->snd_wnd < size_needed) + return -1; + if (after(tp->snd_nxt + size_needed, tp->snd_una + tp->snd_wnd)) + return 0; /* Do we need to wait to drain cwnd? */ pif = tcp_packets_in_flight(tp); @@ -1352,7 +1346,6 @@ static int tcp_mtu_probe(struct sock *sk) skb = tcp_send_head(sk); tcp_insert_write_queue_before(nskb, skb, sk); - tcp_advance_send_head(sk, skb); TCP_SKB_CB(nskb)->seq = TCP_SKB_CB(skb)->seq; TCP_SKB_CB(nskb)->end_seq = TCP_SKB_CB(skb)->seq + probe_size; diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 1bd8d81..567664e 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -967,7 +967,7 @@ int ipv6_dev_get_saddr(struct net_device *daddr_dev, if (unlikely(score.addr_type == IPV6_ADDR_ANY || score.addr_type & IPV6_ADDR_MULTICAST)) { LIMIT_NETDEBUG(KERN_DEBUG - "ADDRCONF: unspecified / multicast address" + "ADDRCONF: unspecified / multicast address " "assigned as unicast address on %s", dev->name); continue; diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 3aad861..93980c3 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -581,7 +581,10 @@ static int tcp_v6_md5_do_add(struct sock *sk, struct in6_addr *peer, } sk->sk_route_caps &= ~NETIF_F_GSO_MASK; } - tcp_alloc_md5sig_pool(); + if (tcp_alloc_md5sig_pool() == NULL) { + kfree(newkey); + return -ENOMEM; + } if (tp->md5sig_info->alloced6 == tp->md5sig_info->entries6) { keys = kmalloc((sizeof (tp->md5sig_info->keys6[0]) * (tp->md5sig_info->entries6 + 1)), GFP_ATOMIC); @@ -634,10 +637,6 @@ static int tcp_v6_md5_do_del(struct sock *sk, struct in6_addr *peer) kfree(tp->md5sig_info->keys6); tp->md5sig_info->keys6 = NULL; tp->md5sig_info->alloced6 = 0; - - tcp_free_md5sig_pool(); - - return 0; } else { /* shrink the database */ if (tp->md5sig_info->entries6 != i) @@ -646,6 +645,8 @@ static int tcp_v6_md5_do_del(struct sock *sk, struct in6_addr *peer) (tp->md5sig_info->entries6 - i) * sizeof (tp->md5sig_info->keys6[0])); } + tcp_free_md5sig_pool(); + return 0; } } return -ENOENT; diff --git a/net/irda/iriap.c b/net/irda/iriap.c index dc5e34a..a86a5d8 100644 --- a/net/irda/iriap.c +++ b/net/irda/iriap.c @@ -928,7 +928,7 @@ void iriap_call_indication(struct iriap_cb *self, struct sk_buff *skb) opcode = fp[0]; if (~opcode & 0x80) { - IRDA_WARNING("%s: IrIAS multiframe commands or results" + IRDA_WARNING("%s: IrIAS multiframe commands or results " "is not implemented yet!\n", __FUNCTION__); return; } diff --git a/net/irda/irlan/irlan_eth.c b/net/irda/irlan/irlan_eth.c index 7f9c854..c682207 100644 --- a/net/irda/irlan/irlan_eth.c +++ b/net/irda/irlan/irlan_eth.c @@ -296,6 +296,7 @@ void irlan_eth_flow_indication(void *instance, void *sap, LOCAL_FLOW flow) */ void irlan_eth_send_gratuitous_arp(struct net_device *dev) { +#ifdef CONFIG_INET struct in_device *in_dev; /* @@ -303,7 +304,6 @@ void irlan_eth_send_gratuitous_arp(struct net_device *dev) * is useful if we have changed access points on the same * subnet. */ -#ifdef CONFIG_INET IRDA_DEBUG(4, "IrLAN: Sending gratuitous ARP\n"); rcu_read_lock(); in_dev = __in_dev_get_rcu(dev); diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c index a2f5a6ea..7698f6c 100644 --- a/net/iucv/iucv.c +++ b/net/iucv/iucv.c @@ -97,7 +97,7 @@ struct iucv_irq_list { struct iucv_irq_data data; }; -static struct iucv_irq_data *iucv_irq_data; +static struct iucv_irq_data *iucv_irq_data[NR_CPUS]; static cpumask_t iucv_buffer_cpumask = CPU_MASK_NONE; static cpumask_t iucv_irq_cpumask = CPU_MASK_NONE; @@ -277,7 +277,7 @@ union iucv_param { /* * Anchor for per-cpu IUCV command parameter block. */ -static union iucv_param *iucv_param; +static union iucv_param *iucv_param[NR_CPUS]; /** * iucv_call_b2f0 @@ -356,7 +356,7 @@ static void iucv_allow_cpu(void *data) * 0x10 - Flag to allow priority message completion interrupts * 0x08 - Flag to allow IUCV control interrupts */ - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[cpu]; memset(parm, 0, sizeof(union iucv_param)); parm->set_mask.ipmask = 0xf8; iucv_call_b2f0(IUCV_SETMASK, parm); @@ -377,7 +377,7 @@ static void iucv_block_cpu(void *data) union iucv_param *parm; /* Disable all iucv interrupts. */ - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[cpu]; memset(parm, 0, sizeof(union iucv_param)); iucv_call_b2f0(IUCV_SETMASK, parm); @@ -401,9 +401,9 @@ static void iucv_declare_cpu(void *data) return; /* Declare interrupt buffer. */ - parm = percpu_ptr(iucv_param, cpu); + parm = iucv_param[cpu]; memset(parm, 0, sizeof(union iucv_param)); - parm->db.ipbfadr1 = virt_to_phys(percpu_ptr(iucv_irq_data, cpu)); + parm->db.ipbfadr1 = virt_to_phys(iucv_irq_data[cpu]); rc = iucv_call_b2f0(IUCV_DECLARE_BUFFER, parm); if (rc) { char *err = "Unknown"; @@ -458,7 +458,7 @@ static void iucv_retrieve_cpu(void *data) iucv_block_cpu(NULL); /* Retrieve interrupt buffer. */ - parm = percpu_ptr(iucv_param, cpu); + parm = iucv_param[cpu]; iucv_call_b2f0(IUCV_RETRIEVE_BUFFER, parm); /* Clear indication that an iucv buffer exists for this cpu. */ @@ -558,22 +558,23 @@ static int __cpuinit iucv_cpu_notify(struct notifier_block *self, switch (action) { case CPU_UP_PREPARE: case CPU_UP_PREPARE_FROZEN: - if (!percpu_populate(iucv_irq_data, - sizeof(struct iucv_irq_data), - GFP_KERNEL|GFP_DMA, cpu)) + iucv_irq_data[cpu] = kmalloc_node(sizeof(struct iucv_irq_data), + GFP_KERNEL|GFP_DMA, cpu_to_node(cpu)); + if (!iucv_irq_data[cpu]) return NOTIFY_BAD; - if (!percpu_populate(iucv_param, sizeof(union iucv_param), - GFP_KERNEL|GFP_DMA, cpu)) { - percpu_depopulate(iucv_irq_data, cpu); + iucv_param[cpu] = kmalloc_node(sizeof(union iucv_param), + GFP_KERNEL|GFP_DMA, cpu_to_node(cpu)); + if (!iucv_param[cpu]) return NOTIFY_BAD; - } break; case CPU_UP_CANCELED: case CPU_UP_CANCELED_FROZEN: case CPU_DEAD: case CPU_DEAD_FROZEN: - percpu_depopulate(iucv_param, cpu); - percpu_depopulate(iucv_irq_data, cpu); + kfree(iucv_param[cpu]); + iucv_param[cpu] = NULL; + kfree(iucv_irq_data[cpu]); + iucv_irq_data[cpu] = NULL; break; case CPU_ONLINE: case CPU_ONLINE_FROZEN: @@ -612,7 +613,7 @@ static int iucv_sever_pathid(u16 pathid, u8 userdata[16]) { union iucv_param *parm; - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); if (userdata) memcpy(parm->ctrl.ipuser, userdata, sizeof(parm->ctrl.ipuser)); @@ -755,7 +756,7 @@ int iucv_path_accept(struct iucv_path *path, struct iucv_handler *handler, local_bh_disable(); /* Prepare parameter block. */ - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); parm->ctrl.ippathid = path->pathid; parm->ctrl.ipmsglim = path->msglim; @@ -799,7 +800,7 @@ int iucv_path_connect(struct iucv_path *path, struct iucv_handler *handler, BUG_ON(in_atomic()); spin_lock_bh(&iucv_table_lock); iucv_cleanup_queue(); - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); parm->ctrl.ipmsglim = path->msglim; parm->ctrl.ipflags1 = path->flags; @@ -854,7 +855,7 @@ int iucv_path_quiesce(struct iucv_path *path, u8 userdata[16]) int rc; local_bh_disable(); - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); if (userdata) memcpy(parm->ctrl.ipuser, userdata, sizeof(parm->ctrl.ipuser)); @@ -881,7 +882,7 @@ int iucv_path_resume(struct iucv_path *path, u8 userdata[16]) int rc; local_bh_disable(); - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); if (userdata) memcpy(parm->ctrl.ipuser, userdata, sizeof(parm->ctrl.ipuser)); @@ -936,7 +937,7 @@ int iucv_message_purge(struct iucv_path *path, struct iucv_message *msg, int rc; local_bh_disable(); - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); parm->purge.ippathid = path->pathid; parm->purge.ipmsgid = msg->id; @@ -1003,7 +1004,7 @@ int iucv_message_receive(struct iucv_path *path, struct iucv_message *msg, } local_bh_disable(); - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); parm->db.ipbfadr1 = (u32)(addr_t) buffer; parm->db.ipbfln1f = (u32) size; @@ -1040,7 +1041,7 @@ int iucv_message_reject(struct iucv_path *path, struct iucv_message *msg) int rc; local_bh_disable(); - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); parm->db.ippathid = path->pathid; parm->db.ipmsgid = msg->id; @@ -1074,7 +1075,7 @@ int iucv_message_reply(struct iucv_path *path, struct iucv_message *msg, int rc; local_bh_disable(); - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); if (flags & IUCV_IPRMDATA) { parm->dpl.ippathid = path->pathid; @@ -1118,7 +1119,7 @@ int iucv_message_send(struct iucv_path *path, struct iucv_message *msg, int rc; local_bh_disable(); - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); if (flags & IUCV_IPRMDATA) { /* Message of 8 bytes can be placed into the parameter list. */ @@ -1172,7 +1173,7 @@ int iucv_message_send2way(struct iucv_path *path, struct iucv_message *msg, int rc; local_bh_disable(); - parm = percpu_ptr(iucv_param, smp_processor_id()); + parm = iucv_param[smp_processor_id()]; memset(parm, 0, sizeof(union iucv_param)); if (flags & IUCV_IPRMDATA) { parm->dpl.ippathid = path->pathid; @@ -1559,7 +1560,7 @@ static void iucv_external_interrupt(u16 code) struct iucv_irq_data *p; struct iucv_irq_list *work; - p = percpu_ptr(iucv_irq_data, smp_processor_id()); + p = iucv_irq_data[smp_processor_id()]; if (p->ippathid >= iucv_max_pathid) { printk(KERN_WARNING "iucv_do_int: Got interrupt with " "pathid %d > max_connections (%ld)\n", @@ -1598,6 +1599,7 @@ static void iucv_external_interrupt(u16 code) static int __init iucv_init(void) { int rc; + int cpu; if (!MACHINE_IS_VM) { rc = -EPROTONOSUPPORT; @@ -1617,19 +1619,23 @@ static int __init iucv_init(void) rc = PTR_ERR(iucv_root); goto out_bus; } - /* Note: GFP_DMA used to get memory below 2G */ - iucv_irq_data = percpu_alloc(sizeof(struct iucv_irq_data), - GFP_KERNEL|GFP_DMA); - if (!iucv_irq_data) { - rc = -ENOMEM; - goto out_root; - } - /* Allocate parameter blocks. */ - iucv_param = percpu_alloc(sizeof(union iucv_param), - GFP_KERNEL|GFP_DMA); - if (!iucv_param) { - rc = -ENOMEM; - goto out_extint; + + for_each_online_cpu(cpu) { + /* Note: GFP_DMA used to get memory below 2G */ + iucv_irq_data[cpu] = kmalloc_node(sizeof(struct iucv_irq_data), + GFP_KERNEL|GFP_DMA, cpu_to_node(cpu)); + if (!iucv_irq_data[cpu]) { + rc = -ENOMEM; + goto out_free; + } + + /* Allocate parameter blocks. */ + iucv_param[cpu] = kmalloc_node(sizeof(union iucv_param), + GFP_KERNEL|GFP_DMA, cpu_to_node(cpu)); + if (!iucv_param[cpu]) { + rc = -ENOMEM; + goto out_free; + } } register_hotcpu_notifier(&iucv_cpu_notifier); ASCEBC(iucv_error_no_listener, 16); @@ -1638,9 +1644,13 @@ static int __init iucv_init(void) iucv_available = 1; return 0; -out_extint: - percpu_free(iucv_irq_data); -out_root: +out_free: + for_each_possible_cpu(cpu) { + kfree(iucv_param[cpu]); + iucv_param[cpu] = NULL; + kfree(iucv_irq_data[cpu]); + iucv_irq_data[cpu] = NULL; + } s390_root_dev_unregister(iucv_root); out_bus: bus_unregister(&iucv_bus); @@ -1658,6 +1668,7 @@ out: static void __exit iucv_exit(void) { struct iucv_irq_list *p, *n; + int cpu; spin_lock_irq(&iucv_queue_lock); list_for_each_entry_safe(p, n, &iucv_task_queue, list) @@ -1666,8 +1677,12 @@ static void __exit iucv_exit(void) kfree(p); spin_unlock_irq(&iucv_queue_lock); unregister_hotcpu_notifier(&iucv_cpu_notifier); - percpu_free(iucv_param); - percpu_free(iucv_irq_data); + for_each_possible_cpu(cpu) { + kfree(iucv_param[cpu]); + iucv_param[cpu] = NULL; + kfree(iucv_irq_data[cpu]); + iucv_irq_data[cpu] = NULL; + } s390_root_dev_unregister(iucv_root); bus_unregister(&iucv_bus); unregister_external_interrupt(0x4000, iucv_external_interrupt); diff --git a/net/key/af_key.c b/net/key/af_key.c index 10c89d4..878039b 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -1015,9 +1015,7 @@ static inline struct sk_buff *pfkey_xfrm_state2msg(struct xfrm_state *x) { struct sk_buff *skb; - spin_lock_bh(&x->lock); skb = __pfkey_xfrm_state2msg(x, 1, 3); - spin_unlock_bh(&x->lock); return skb; } @@ -1552,7 +1550,7 @@ static int pfkey_get(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hdr, out_hdr = (struct sadb_msg *) out_skb->data; out_hdr->sadb_msg_version = hdr->sadb_msg_version; - out_hdr->sadb_msg_type = SADB_DUMP; + out_hdr->sadb_msg_type = SADB_GET; out_hdr->sadb_msg_satype = pfkey_proto2satype(proto); out_hdr->sadb_msg_errno = 0; out_hdr->sadb_msg_reserved = 0; diff --git a/net/mac80211/ieee80211.c b/net/mac80211/ieee80211.c index e0ee65a..59350b8 100644 --- a/net/mac80211/ieee80211.c +++ b/net/mac80211/ieee80211.c @@ -267,6 +267,17 @@ static int ieee80211_open(struct net_device *dev) tasklet_enable(&local->tasklet); } + /* + * set_multicast_list will be invoked by the networking core + * which will check whether any increments here were done in + * error and sync them down to the hardware as filter flags. + */ + if (sdata->flags & IEEE80211_SDATA_ALLMULTI) + atomic_inc(&local->iff_allmultis); + + if (sdata->flags & IEEE80211_SDATA_PROMISC) + atomic_inc(&local->iff_promiscs); + local->open_count++; netif_start_queue(dev); @@ -284,6 +295,18 @@ static int ieee80211_stop(struct net_device *dev) netif_stop_queue(dev); + /* + * Don't count this interface for promisc/allmulti while it + * is down. dev_mc_unsync() will invoke set_multicast_list + * on the master interface which will sync these down to the + * hardware as filter flags. + */ + if (sdata->flags & IEEE80211_SDATA_ALLMULTI) + atomic_dec(&local->iff_allmultis); + + if (sdata->flags & IEEE80211_SDATA_PROMISC) + atomic_dec(&local->iff_promiscs); + dev_mc_unsync(local->mdev, dev); /* down all dependent devices, that is VLANs */ @@ -366,8 +389,8 @@ static void ieee80211_set_multicast_list(struct net_device *dev) allmulti = !!(dev->flags & IFF_ALLMULTI); promisc = !!(dev->flags & IFF_PROMISC); - sdata_allmulti = sdata->flags & IEEE80211_SDATA_ALLMULTI; - sdata_promisc = sdata->flags & IEEE80211_SDATA_PROMISC; + sdata_allmulti = !!(sdata->flags & IEEE80211_SDATA_ALLMULTI); + sdata_promisc = !!(sdata->flags & IEEE80211_SDATA_PROMISC); if (allmulti != sdata_allmulti) { if (dev->flags & IFF_ALLMULTI) diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c index 015b3f8..16afd24 100644 --- a/net/mac80211/ieee80211_sta.c +++ b/net/mac80211/ieee80211_sta.c @@ -2647,7 +2647,7 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw) local->sta_scanning = 0; if (ieee80211_hw_config(local)) - printk(KERN_DEBUG "%s: failed to restore operational" + printk(KERN_DEBUG "%s: failed to restore operational " "channel after scan\n", dev->name); diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c index 5ebbe80..b8bbb96 100644 --- a/net/sctp/sm_statefuns.c +++ b/net/sctp/sm_statefuns.c @@ -1146,7 +1146,7 @@ sctp_disposition_t sctp_sf_backbeat_8_3(const struct sctp_endpoint *ep, /* Check if the timestamp looks valid. */ if (time_after(hbinfo->sent_at, jiffies) || time_after(jiffies, hbinfo->sent_at + max_interval)) { - SCTP_DEBUG_PRINTK("%s: HEARTBEAT ACK with invalid timestamp" + SCTP_DEBUG_PRINTK("%s: HEARTBEAT ACK with invalid timestamp " "received for transport: %p\n", __FUNCTION__, link); return SCTP_DISPOSITION_DISCARD; diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c index 53995af..a6e57d1 100644 --- a/net/sunrpc/auth_gss/auth_gss.c +++ b/net/sunrpc/auth_gss/auth_gss.c @@ -540,7 +540,7 @@ gss_pipe_downcall(struct file *filp, const char __user *src, size_t mlen) p = gss_fill_context(p, end, ctx, gss_msg->auth->mech); if (IS_ERR(p)) { err = PTR_ERR(p); - gss_msg->msg.errno = (err == -EACCES) ? -EACCES : -EAGAIN; + gss_msg->msg.errno = (err == -EAGAIN) ? -EAGAIN : -EACCES; goto err_release_msg; } gss_msg->ctx = gss_get_ctx(ctx); @@ -967,7 +967,7 @@ gss_validate(struct rpc_task *task, __be32 *p) if (maj_stat == GSS_S_CONTEXT_EXPIRED) clear_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags); if (maj_stat) { - dprintk("RPC: %5u gss_validate: gss_verify_mic returned" + dprintk("RPC: %5u gss_validate: gss_verify_mic returned " "error 0x%08x\n", task->tk_pid, maj_stat); goto out_bad; } diff --git a/net/sunrpc/auth_gss/gss_krb5_mech.c b/net/sunrpc/auth_gss/gss_krb5_mech.c index 9843eac..60c3dba 100644 --- a/net/sunrpc/auth_gss/gss_krb5_mech.c +++ b/net/sunrpc/auth_gss/gss_krb5_mech.c @@ -147,13 +147,17 @@ gss_import_sec_context_kerberos(const void *p, p = simple_get_bytes(p, end, &tmp, sizeof(tmp)); if (IS_ERR(p)) goto out_err_free_ctx; - if (tmp != SGN_ALG_DES_MAC_MD5) + if (tmp != SGN_ALG_DES_MAC_MD5) { + p = ERR_PTR(-ENOSYS); goto out_err_free_ctx; + } p = simple_get_bytes(p, end, &tmp, sizeof(tmp)); if (IS_ERR(p)) goto out_err_free_ctx; - if (tmp != SEAL_ALG_DES) + if (tmp != SEAL_ALG_DES) { + p = ERR_PTR(-ENOSYS); goto out_err_free_ctx; + } p = simple_get_bytes(p, end, &ctx->endtime, sizeof(ctx->endtime)); if (IS_ERR(p)) goto out_err_free_ctx; diff --git a/net/sunrpc/auth_gss/gss_krb5_seal.c b/net/sunrpc/auth_gss/gss_krb5_seal.c index 1c6eda5..dedcbd61 100644 --- a/net/sunrpc/auth_gss/gss_krb5_seal.c +++ b/net/sunrpc/auth_gss/gss_krb5_seal.c @@ -83,6 +83,7 @@ gss_get_mic_kerberos(struct gss_ctx *gss_ctx, struct xdr_buf *text, u32 seq_send; dprintk("RPC: gss_krb5_seal\n"); + BUG_ON(ctx == NULL); now = get_seconds(); diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index 18f0a8d..c59f3ca 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -280,7 +280,7 @@ rpc_pipe_poll(struct file *filp, struct poll_table_struct *wait) mask = POLLOUT | POLLWRNORM; if (rpci->ops == NULL) mask |= POLLERR | POLLHUP; - if (!list_empty(&rpci->pipe)) + if (filp->private_data || !list_empty(&rpci->pipe)) mask |= POLLIN | POLLRDNORM; return mask; } diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index 282a9a2..cd641c8 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -62,7 +62,7 @@ static inline void do_xprt_reserve(struct rpc_task *); static void xprt_connect_status(struct rpc_task *task); static int __xprt_get_cong(struct rpc_xprt *, struct rpc_task *); -static spinlock_t xprt_list_lock = SPIN_LOCK_UNLOCKED; +static DEFINE_SPINLOCK(xprt_list_lock); static LIST_HEAD(xprt_list); /* diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c index 1afeb3e..6f2112d 100644 --- a/net/sunrpc/xprtrdma/transport.c +++ b/net/sunrpc/xprtrdma/transport.c @@ -89,7 +89,7 @@ static struct ctl_table_header *sunrpc_table_header; static ctl_table xr_tunables_table[] = { { - .ctl_name = CTL_SLOTTABLE_RDMA, + .ctl_name = CTL_UNNUMBERED, .procname = "rdma_slot_table_entries", .data = &xprt_rdma_slot_table_entries, .maxlen = sizeof(unsigned int), @@ -100,7 +100,7 @@ static ctl_table xr_tunables_table[] = { .extra2 = &max_slot_table_size }, { - .ctl_name = CTL_RDMA_MAXINLINEREAD, + .ctl_name = CTL_UNNUMBERED, .procname = "rdma_max_inline_read", .data = &xprt_rdma_max_inline_read, .maxlen = sizeof(unsigned int), @@ -109,7 +109,7 @@ static ctl_table xr_tunables_table[] = { .strategy = &sysctl_intvec, }, { - .ctl_name = CTL_RDMA_MAXINLINEWRITE, + .ctl_name = CTL_UNNUMBERED, .procname = "rdma_max_inline_write", .data = &xprt_rdma_max_inline_write, .maxlen = sizeof(unsigned int), @@ -118,7 +118,7 @@ static ctl_table xr_tunables_table[] = { .strategy = &sysctl_intvec, }, { - .ctl_name = CTL_RDMA_WRITEPADDING, + .ctl_name = CTL_UNNUMBERED, .procname = "rdma_inline_write_padding", .data = &xprt_rdma_inline_write_padding, .maxlen = sizeof(unsigned int), @@ -129,7 +129,7 @@ static ctl_table xr_tunables_table[] = { .extra2 = &max_padding, }, { - .ctl_name = CTL_RDMA_MEMREG, + .ctl_name = CTL_UNNUMBERED, .procname = "rdma_memreg_strategy", .data = &xprt_rdma_memreg_strategy, .maxlen = sizeof(unsigned int), diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 02298f5..2f630a5 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -1828,7 +1828,7 @@ static struct rpc_xprt *xs_setup_xprt(struct xprt_create *args, * @args: rpc transport creation arguments * */ -struct rpc_xprt *xs_setup_udp(struct xprt_create *args) +static struct rpc_xprt *xs_setup_udp(struct xprt_create *args) { struct sockaddr *addr = args->dstaddr; struct rpc_xprt *xprt; @@ -1894,7 +1894,7 @@ struct rpc_xprt *xs_setup_udp(struct xprt_create *args) * @args: rpc transport creation arguments * */ -struct rpc_xprt *xs_setup_tcp(struct xprt_create *args) +static struct rpc_xprt *xs_setup_tcp(struct xprt_create *args) { struct sockaddr *addr = args->dstaddr; struct rpc_xprt *xprt; diff --git a/net/wireless/wext.c b/net/wireless/wext.c index 85e5f9d..47e80cc 100644 --- a/net/wireless/wext.c +++ b/net/wireless/wext.c @@ -1094,7 +1094,7 @@ int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd, rtnl_lock(); ret = wireless_process_ioctl(net, ifr, cmd); rtnl_unlock(); - if (IW_IS_GET(cmd) && copy_to_user(arg, ifr, sizeof(struct ifreq))) + if (IW_IS_GET(cmd) && copy_to_user(arg, ifr, sizeof(struct iwreq))) return -EFAULT; return ret; } diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 224b44e..cf43c49 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -552,7 +552,7 @@ int __xfrm_state_delete(struct xfrm_state *x) * The xfrm_state_alloc call gives a reference, and that * is what we are dropping here. */ - __xfrm_state_put(x); + xfrm_state_put(x); err = 0; } diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index d41588d..e75dbdc 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -507,7 +507,6 @@ static int copy_to_user_state_extra(struct xfrm_state *x, struct xfrm_usersa_info *p, struct sk_buff *skb) { - spin_lock_bh(&x->lock); copy_to_user_state(x, p); if (x->coaddr) @@ -515,7 +514,6 @@ static int copy_to_user_state_extra(struct xfrm_state *x, if (x->lastused) NLA_PUT_U64(skb, XFRMA_LASTUSED, x->lastused); - spin_unlock_bh(&x->lock); if (x->aalg) NLA_PUT(skb, XFRMA_ALG_AUTH, alg_len(x->aalg), x->aalg); diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index cbb4258..579f50f 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -9,7 +9,7 @@ use strict; my $P = $0; $P =~ s@.*/@@g; -my $V = '0.11'; +my $V = '0.12'; use Getopt::Long qw(:config no_auto_abbrev); @@ -19,8 +19,11 @@ my $chk_signoff = 1; my $chk_patch = 1; my $tst_type = 0; my $emacs = 0; +my $terse = 0; my $file = 0; my $check = 0; +my $summary = 1; +my $mailback = 0; my $root; GetOptions( 'q|quiet+' => \$quiet, @@ -29,10 +32,13 @@ GetOptions( 'patch!' => \$chk_patch, 'test-type!' => \$tst_type, 'emacs!' => \$emacs, + 'terse!' => \$terse, 'file!' => \$file, 'subjective!' => \$check, 'strict!' => \$check, 'root=s' => \$root, + 'summary!' => \$summary, + 'mailback!' => \$mailback, ) or exit; my $exit = 0; @@ -42,6 +48,7 @@ if ($#ARGV < 0) { print "version: $V\n"; print "options: -q => quiet\n"; print " --no-tree => run without a kernel tree\n"; + print " --terse => one line per report\n"; print " --emacs => emacs compile window format\n"; print " --file => check a source file\n"; print " --strict => enable more subjective tests\n"; @@ -49,6 +56,11 @@ if ($#ARGV < 0) { exit(1); } +if ($terse) { + $emacs = 1; + $quiet++; +} + if ($tree) { if (defined $root) { if (!top_of_kernel_tree($root)) { @@ -90,41 +102,6 @@ our $Attribute = qr{ __(?:mem|cpu|dev|)(?:initdata|init) }x; our $Inline = qr{inline|__always_inline|noinline}; -our $NonptrType = qr{ - \b - (?:const\s+)? - (?:unsigned\s+)? - (?: - void| - char| - short| - int| - long| - unsigned| - float| - double| - bool| - long\s+int| - long\s+long| - long\s+long\s+int| - (?:__)?(?:u|s|be|le)(?:8|16|32|64)| - struct\s+$Ident| - union\s+$Ident| - enum\s+$Ident| - ${Ident}_t| - ${Ident}_handler| - ${Ident}_handler_fn - ) - (?:\s+$Sparse)* - \b - }x; - -our $Type = qr{ - \b$NonptrType\b - (?:\s*\*+\s*const|\s*\*+|(?:\s*\[\s*\])+)? - (?:\s+$Sparse|\s+$Attribute)* - }x; -our $Declare = qr{(?:$Storage\s+)?$Type}; our $Member = qr{->$Ident|\.$Ident|\[[^]]*\]}; our $Lval = qr{$Ident(?:$Member)*}; @@ -136,7 +113,50 @@ our $Operators = qr{ &&|\|\||,|\^|\+\+|--|&|\||\+|-|\*|\/ }x; -our $Bare = ''; +our $NonptrType; +our $Type; +our $Declare; + +our @typeList = ( + qr{void}, + qr{char}, + qr{short}, + qr{int}, + qr{long}, + qr{unsigned}, + qr{float}, + qr{double}, + qr{bool}, + qr{long\s+int}, + qr{long\s+long}, + qr{long\s+long\s+int}, + qr{(?:__)?(?:u|s|be|le)(?:8|16|32|64)}, + qr{struct\s+$Ident}, + qr{union\s+$Ident}, + qr{enum\s+$Ident}, + qr{${Ident}_t}, + qr{${Ident}_handler}, + qr{${Ident}_handler_fn}, +); + +sub build_types { + my $all = "(?: \n" . join("|\n ", @typeList) . "\n)"; + $NonptrType = qr{ + \b + (?:const\s+)? + (?:unsigned\s+)? + $all + (?:\s+$Sparse|\s+const)* + \b + }x; + $Type = qr{ + \b$NonptrType\b + (?:\s*\*+\s*const|\s*\*+|(?:\s*\[\s*\])+)? + (?:\s+$Sparse|\s+$Attribute)* + }x; + $Declare = qr{(?:$Storage\s+)?$Type}; +} +build_types(); $chk_signoff = 0 if ($file); @@ -278,6 +298,81 @@ sub sanitise_line { return $res; } +sub ctx_statement_block { + my ($linenr, $remain, $off) = @_; + my $line = $linenr - 1; + my $blk = ''; + my $soff = $off; + my $coff = $off - 1; + + my $type = ''; + my $level = 0; + my $c; + my $len = 0; + while (1) { + #warn "CSB: blk<$blk>\n"; + # If we are about to drop off the end, pull in more + # context. + if ($off >= $len) { + for (; $remain > 0; $line++) { + next if ($rawlines[$line] =~ /^-/); + $remain--; + $blk .= sanitise_line($rawlines[$line]) . "\n"; + $len = length($blk); + $line++; + last; + } + # Bail if there is no further context. + #warn "CSB: blk<$blk> off<$off> len<$len>\n"; + if ($off == $len) { + last; + } + } + $c = substr($blk, $off, 1); + + #warn "CSB: c<$c> type<$type> level<$level>\n"; + # Statement ends at the ';' or a close '}' at the + # outermost level. + if ($level == 0 && $c eq ';') { + last; + } + + if (($type eq '' || $type eq '(') && $c eq '(') { + $level++; + $type = '('; + } + if ($type eq '(' && $c eq ')') { + $level--; + $type = ($level != 0)? '(' : ''; + + if ($level == 0 && $coff < $soff) { + $coff = $off; + } + } + if (($type eq '' || $type eq '{') && $c eq '{') { + $level++; + $type = '{'; + } + if ($type eq '{' && $c eq '}') { + $level--; + $type = ($level != 0)? '{' : ''; + + if ($level == 0) { + last; + } + } + $off++; + } + + my $statement = substr($blk, $soff, $off - $soff + 1); + my $condition = substr($blk, $soff, $coff - $soff + 1); + + #warn "STATEMENT<$statement>\n"; + #warn "CONDITION<$condition>\n"; + + return ($statement, $condition); +} + sub ctx_block_get { my ($linenr, $remain, $outer, $open, $close, $off) = @_; my $line; @@ -421,9 +516,6 @@ sub annotate_values { my $paren = 0; my @paren_type; - # Include any user defined types we may have found as we went. - my $type_match = "(?:$Type$Bare)"; - while (length($cur)) { print " <$type> " if ($debug); if ($cur =~ /^(\s+)/o) { @@ -433,7 +525,7 @@ sub annotate_values { $type = 'N'; } - } elsif ($cur =~ /^($type_match)/) { + } elsif ($cur =~ /^($Type)/) { print "DECLARE($1)\n" if ($debug); $type = 'T'; @@ -457,7 +549,7 @@ sub annotate_values { } $type = 'N'; - } elsif ($cur =~ /^(if|while|typeof)\b/o) { + } elsif ($cur =~ /^(if|while|typeof|for)\b/o) { print "COND($1)\n" if ($debug); $paren_type[$paren] = 'N'; $type = 'N'; @@ -515,11 +607,30 @@ sub annotate_values { return $res; } +sub possible { + my ($possible) = @_; + + #print "CHECK<$possible>\n"; + if ($possible !~ /^(?:$Storage|$Type|DEFINE_\S+)$/ && + $possible ne 'goto' && $possible ne 'return' && + $possible ne 'struct' && $possible ne 'enum' && + $possible ne 'case' && $possible ne 'else' && + $possible ne 'typedef') { + #print "POSSIBLE<$possible>\n"; + push(@typeList, $possible); + build_types(); + } +} + my $prefix = ''; my @report = (); sub report { - push(@report, $prefix . $_[0]); + my $line = $prefix . $_[0]; + + $line = (split('\n', $line))[0] . "\n" if ($terse); + + push(@report, $line); } sub report_dump { @report; @@ -574,9 +685,6 @@ sub process { my $prev_values = 'N'; - # Possible bare types. - my @bare = (); - # Pre-scan the patch looking for any __setup documentation. my @setup_docs = (); my $setup_docs = 0; @@ -631,21 +739,35 @@ sub process { $realline++; $realcnt-- if ($realcnt != 0); - # track any sort of multi-line comment. Obviously if - # the added text or context do not include the whole - # comment we will not see it. Such is life. - # + # Guestimate if this is a continuing comment. Run + # the context looking for a comment "edge". If this + # edge is a close comment then we must be in a comment + # at context start. + if ($linenr == $first_line) { + my $edge; + for (my $ln = $first_line; $ln < ($linenr + $realcnt); $ln++) { + ($edge) = ($lines[$ln - 1] =~ m@(/\*|\*/)@); + last if (defined $edge); + } + if (defined $edge && $edge eq '*/') { + $in_comment = 1; + } + } + # Guestimate if this is a continuing comment. If this # is the start of a diff block and this line starts # ' *' then it is very likely a comment. if ($linenr == $first_line and $line =~ m@^.\s*\*@) { $in_comment = 1; } - if ($line =~ m@/\*@) { - $in_comment = 1; - } - if ($line =~ m@\*/@) { - $in_comment = 0; + + # Find the last comment edge on _this_ line. + while (($line =~ m@(/\*|\*/)@g)) { + if ($1 eq '/*') { + $in_comment = 1; + } else { + $in_comment = 0; + } } # Measure the line length and indent. @@ -687,7 +809,7 @@ sub process { } # Check for wrappage within a valid hunk of the file - if ($realcnt != 0 && $line !~ m{^(?:\+|-| |$)}) { + if ($realcnt != 0 && $line !~ m{^(?:\+|-| |\\ No newline|$)}) { ERROR("patch seems to be corrupt (line wrapped?)\n" . $herecurr) if (!$emitted_corrupt++); } @@ -727,6 +849,11 @@ sub process { WARN("line over 80 characters\n" . $herecurr); } +# check for adding lines without a newline. + if ($line =~ /^\+/ && defined $lines[$linenr] && $lines[$linenr] =~ /^\\ No newline at end of file/) { + WARN("adding a line without newline at end of file\n" . $herecurr); + } + # check we are in a valid source file *.[hc] if not then ignore this hunk next if ($realfile !~ /\.[hc]$/); @@ -752,30 +879,41 @@ sub process { # Check for potential 'bare' types if ($realcnt && - $line !~ /^.\s*(?:$Storage\s+)?(?:$Inline\s+)?$Type\b/ && $line !~ /$Ident:\s*$/ && - $line !~ /^.\s*$Ident\s*\(/ && - # definitions in global scope can only start with types - ($line =~ /^.(?:$Storage\s+)?(?:$Inline\s+)?($Ident)\b/ || - # declarations always start with types - $line =~ /^.\s*(?:$Storage\s+)?($Ident)\b\s*\**\s*$Ident\s*(?:;|=)/) || - # any (foo ... *) is a pointer cast, and foo is a type - $line =~ /\(($Ident)(?:\s+$Sparse)*\s*\*+\s*\)/) { - my $possible = $1; - if ($possible !~ /^(?:$Storage|$Type|DEFINE_\S+)$/ && - $possible ne 'goto' && $possible ne 'return' && - $possible ne 'struct' && $possible ne 'enum' && - $possible ne 'case' && $possible ne 'else' && - $possible ne 'typedef') { - #print "POSSIBLE<$possible>\n"; - push(@bare, $possible); - my $bare = join("|", @bare); - $Bare = '|' . qr{ - \b(?:$bare)\b - (?:\s*\*+\s*const|\s*\*+|(?:\s*\[\s*\])+)? - (?:\s+$Sparse)* - }x; + ($line =~ /^.\s*$Ident\s*\(\*+\s*$Ident\)\s*\(/ || + $line !~ /^.\s*$Ident\s*\(/)) { + # definitions in global scope can only start with types + if ($line =~ /^.(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?($Ident)\b/) { + possible($1); + + # declarations always start with types + } elsif ($prev_values eq 'N' && $line =~ /^.\s*(?:$Storage\s+)?($Ident)\b\s*\**\s*$Ident\s*(?:;|=)/) { + possible($1); + + # any (foo ... *) is a pointer cast, and foo is a type + } elsif ($line =~ /\(($Ident)(?:\s+$Sparse)*\s*\*+\s*\)/) { + possible($1); + } + + # Check for any sort of function declaration. + # int foo(something bar, other baz); + # void (*store_gdt)(x86_descr_ptr *); + if ($prev_values eq 'N' && $line =~ /^(.(?:(?:$Storage|$Inline)\s*)*\s*$Type\s*(?:\b$Ident|\(\*\s*$Ident\))\s*)\(/) { + my ($name_len) = length($1); + my ($level, @ctx) = ctx_statement_level($linenr, $realcnt, $name_len); + my $ctx = join("\n", @ctx); + + $ctx =~ s/\n.//; + substr($ctx, 0, $name_len + 1) = ''; + $ctx =~ s/\)[^\)]*$//; + for my $arg (split(/\s*,\s*/, $ctx)) { + if ($arg =~ /^(?:const\s+)?($Ident)(?:\s+$Sparse)*\s*\**\s*(:?\b$Ident)?$/ || $arg =~ /^($Ident)$/) { + + possible($1); + } + } } + } # @@ -935,6 +1073,10 @@ sub process { # $clean = 0; # } + if ($line =~ /\bLINUX_VERSION_CODE\b/) { + WARN("LINUX_VERSION_CODE should be avoided, code should be for the version to which it is merged" . $herecurr); + } + # printk should use KERN_* levels. Note that follow on printk's on the # same line do not need a level, so we use the current block context # to try and find and validate the current printk. In summary the current @@ -965,6 +1107,12 @@ sub process { ERROR("open brace '{' following function declarations go on the next line\n" . $herecurr); } +# open braces for enum, union and struct go on the same line. + if ($line =~ /^.\s*{/ && + $prevline =~ /^.\s*(?:typedef\s+)?(enum|union|struct)(?:\s+$Ident)?\s*$/) { + ERROR("open brace '{' following $1 go on the same line\n" . $hereprev); + } + # check for spaces between functions and their parentheses. while ($line =~ /($Ident)\s+\(/g) { if ($1 !~ /^(?:if|for|while|switch|return|volatile|__volatile__|__attribute__|format|__extension__|Copyright|case)$/ && @@ -1172,9 +1320,27 @@ sub process { } # Check for illegal assignment in if conditional. - if ($line=~/\bif\s*\(.*[^<>!=]=[^=]/) { - #next if ($line=~/\".*\Q$op\E.*\"/ or $line=~/\'\Q$op\E\'/); - ERROR("do not use assignment in if condition\n" . $herecurr); + if ($line =~ /\bif\s*\(/) { + my ($s, $c) = ctx_statement_block($linenr, $realcnt, 0); + + if ($c =~ /\bif\s*\(.*[^<>!=]=[^=].*/) { + ERROR("do not use assignment in if condition ($c)\n" . $herecurr); + } + + # Find out what is on the end of the line after the + # conditional. + substr($s, 0, length($c)) = ''; + $s =~ s/\n.*//g; + + if (length($c) && $s !~ /^\s*({|;|\/\*.*\*\/)?\s*\\*\s*$/) { + ERROR("trailing statements should be on next line\n" . $herecurr); + } + } + +# if and else should not have general statements after it + if ($line =~ /^.\s*(?:}\s*)?else\b(.*)/ && + $1 !~ /^\s*(?:\sif|{|\\|$)/) { + ERROR("trailing statements should be on next line\n" . $herecurr); } # Check for }<nl>else {, these must be at the same @@ -1205,12 +1371,6 @@ sub process { } } -# if and else should not have general statements after it - if ($line =~ /^.\s*(?:}\s*)?else\b(.*)/ && - $1 !~ /^\s*(?:\sif|{|\\|$)/) { - ERROR("trailing statements should be on next line\n" . $herecurr); - } - # multi-statement macros should be enclosed in a do while loop, grab the # first statement and ensure its the whole macro if its not enclosed # in a known goot container @@ -1233,6 +1393,10 @@ sub process { $off = length($1); $ln--; $cnt++; + while ($lines[$ln - 1] =~ /^-/) { + $ln--; + $cnt++; + } } my @ctx = ctx_statement($ln, $cnt, $off); my $ctx_ln = $ln + $#ctx + 1; @@ -1268,25 +1432,23 @@ sub process { if ($lines[$nr - 1] =~ /{\s*$/) { my ($lvl, @block) = ctx_block_level($nr, $cnt); - my $stmt = join(' ', @block); - $stmt =~ s/(^[^{]*){//; + my $stmt = join("\n", @block); + # Drop the diff line leader. + $stmt =~ s/\n./\n/g; + # Drop the code outside the block. + $stmt =~ s/(^[^{]*){\s*//; my $before = $1; - $stmt =~ s/}([^}]*$)//; + $stmt =~ s/\s*}([^}]*$)//; my $after = $1; #print "block<" . join(' ', @block) . "><" . scalar(@block) . ">\n"; #print "stmt<$stmt>\n\n"; - # Count the ;'s if there is fewer than two - # then there can only be one statement, - # if there is a brace inside we cannot - # trivially detect if its one statement. - # Also nested if's often require braces to - # disambiguate the else binding so shhh there. - my @semi = ($stmt =~ /;/g); - push(@semi, "/**/") if ($stmt =~ m@/\*@); - ##print "semi<" . scalar(@semi) . ">\n"; - if ($lvl == 0 && scalar(@semi) < 2 && + # Count the newlines, if there is only one + # then the block should not have {}'s. + my @lines = ($stmt =~ /\n/g); + #print "lines<" . scalar(@lines) . ">\n"; + if ($lvl == 0 && scalar(@lines) == 0 && $stmt !~ /{/ && $stmt !~ /\bif\b/ && $before !~ /}/ && $after !~ /{/) { my $herectx = "$here\n" . join("\n", @control, @block[1 .. $#block]) . "\n"; @@ -1372,6 +1534,11 @@ sub process { ERROR("inline keyword should sit between storage class and type\n" . $herecurr); } +# Check for __inline__ and __inline, prefer inline + if ($line =~ /\b(__inline__|__inline)\b/) { + WARN("plain inline is preferred over $1\n" . $herecurr); + } + # check for new externs in .c files. if ($line =~ /^.\s*extern\s/ && ($realfile =~ /\.c$/)) { WARN("externs should be avoided in .c files\n" . $herecurr); @@ -1392,21 +1559,33 @@ sub process { } } - if ($chk_patch && !$is_patch) { + # In mailback mode only produce a report in the negative, for + # things that appear to be patches. + if ($mailback && ($clean == 1 || !$is_patch)) { + exit(0); + } + + # This is not a patch, and we are are in 'no-patch' mode so + # just keep quiet. + if (!$chk_patch && !$is_patch) { + exit(0); + } + + if (!$is_patch) { ERROR("Does not appear to be a unified-diff format patch\n"); } if ($is_patch && $chk_signoff && $signoff == 0) { ERROR("Missing Signed-off-by: line(s)\n"); } - if ($clean == 0 && ($chk_patch || $is_patch)) { - print report_dump(); - if ($quiet < 2) { - print "total: $cnt_error errors, $cnt_warn warnings, " . - (($check)? "$cnt_chk checks, " : "") . - "$cnt_lines lines checked\n"; - } + print report_dump(); + if ($summary) { + print "total: $cnt_error errors, $cnt_warn warnings, " . + (($check)? "$cnt_chk checks, " : "") . + "$cnt_lines lines checked\n"; + print "\n" if ($quiet == 0); } + if ($clean == 1 && $quiet == 0) { print "Your patch has no obvious style problems and is ready for submission.\n" } diff --git a/security/commoncap.c b/security/commoncap.c index 302e8d0..5bc1895 100644 --- a/security/commoncap.c +++ b/security/commoncap.c @@ -526,6 +526,15 @@ int cap_task_kill(struct task_struct *p, struct siginfo *info, if (info != SEND_SIG_NOINFO && (is_si_special(info) || SI_FROMKERNEL(info))) return 0; + /* + * Running a setuid root program raises your capabilities. + * Killing your own setuid root processes was previously + * allowed. + * We must preserve legacy signal behavior in this case. + */ + if (p->euid == 0 && p->uid == current->uid) + return 0; + /* sigcont is permitted within same session */ if (sig == SIGCONT && (task_session_nr(current) == task_session_nr(p))) return 0; diff --git a/sound/drivers/mpu401/mpu401_uart.c b/sound/drivers/mpu401/mpu401_uart.c index 3306ecd..b57f2d5 100644 --- a/sound/drivers/mpu401/mpu401_uart.c +++ b/sound/drivers/mpu401/mpu401_uart.c @@ -97,23 +97,27 @@ static void snd_mpu401_uart_clear_rx(struct snd_mpu401 *mpu) static void uart_interrupt_tx(struct snd_mpu401 *mpu) { + unsigned long flags; + if (test_bit(MPU401_MODE_BIT_OUTPUT, &mpu->mode) && test_bit(MPU401_MODE_BIT_OUTPUT_TRIGGER, &mpu->mode)) { - spin_lock(&mpu->output_lock); + spin_lock_irqsave(&mpu->output_lock, flags); snd_mpu401_uart_output_write(mpu); - spin_unlock(&mpu->output_lock); + spin_unlock_irqrestore(&mpu->output_lock, flags); } } static void _snd_mpu401_uart_interrupt(struct snd_mpu401 *mpu) { + unsigned long flags; + if (mpu->info_flags & MPU401_INFO_INPUT) { - spin_lock(&mpu->input_lock); + spin_lock_irqsave(&mpu->input_lock, flags); if (test_bit(MPU401_MODE_BIT_INPUT, &mpu->mode)) snd_mpu401_uart_input_read(mpu); else snd_mpu401_uart_clear_rx(mpu); - spin_unlock(&mpu->input_lock); + spin_unlock_irqrestore(&mpu->input_lock, flags); } if (! (mpu->info_flags & MPU401_INFO_TX_IRQ)) /* ok. for better Tx performance try do some output diff --git a/sound/drivers/portman2x4.c b/sound/drivers/portman2x4.c index e065b2a..1b83287 100644 --- a/sound/drivers/portman2x4.c +++ b/sound/drivers/portman2x4.c @@ -668,7 +668,7 @@ static int __devinit snd_portman_probe_port(struct parport *p) parport_release(pardev); parport_unregister_device(pardev); - return res; + return res ? -EIO : 0; } static void __devinit snd_portman_attach(struct parport *p) diff --git a/sound/pci/ca0106/ca0106_mixer.c b/sound/pci/ca0106/ca0106_mixer.c index be519a1..3f9b5c5 100644 --- a/sound/pci/ca0106/ca0106_mixer.c +++ b/sound/pci/ca0106/ca0106_mixer.c @@ -86,7 +86,7 @@ static int snd_ca0106_shared_spdif_get(struct snd_kcontrol *kcontrol, { struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol); - ucontrol->value.enumerated.item[0] = emu->spdif_enable; + ucontrol->value.integer.value[0] = emu->spdif_enable; return 0; } @@ -98,11 +98,11 @@ static int snd_ca0106_shared_spdif_put(struct snd_kcontrol *kcontrol, int change = 0; u32 mask; - val = ucontrol->value.enumerated.item[0] ; + val = !!ucontrol->value.integer.value[0]; change = (emu->spdif_enable != val); if (change) { emu->spdif_enable = val; - if (val == 1) { + if (val) { /* Digital */ snd_ca0106_ptr_write(emu, SPDIF_SELECT1, 0, 0xf); snd_ca0106_ptr_write(emu, SPDIF_SELECT2, 0, 0x0b000000); @@ -159,6 +159,8 @@ static int snd_ca0106_capture_source_put(struct snd_kcontrol *kcontrol, u32 source; val = ucontrol->value.enumerated.item[0] ; + if (val >= 6) + return -EINVAL; change = (emu->capture_source != val); if (change) { emu->capture_source = val; @@ -207,6 +209,8 @@ static int snd_ca0106_i2c_capture_source_put(struct snd_kcontrol *kcontrol, * for the particular source. */ source_id = ucontrol->value.enumerated.item[0] ; + if (source_id >= 4) + return -EINVAL; change = (emu->i2c_capture_source != source_id); if (change) { snd_ca0106_i2c_write(emu, ADC_MUX, 0); /* Mute input */ @@ -271,6 +275,8 @@ static int snd_ca0106_capture_mic_line_in_put(struct snd_kcontrol *kcontrol, u32 tmp; val = ucontrol->value.enumerated.item[0] ; + if (val > 1) + return -EINVAL; change = (emu->capture_mic_line_in != val); if (change) { emu->capture_mic_line_in = val; @@ -443,7 +449,7 @@ static int snd_ca0106_i2c_volume_put(struct snd_kcontrol *kcontrol, ogain = emu->i2c_capture_volume[source_id][0]; /* Left */ ngain = ucontrol->value.integer.value[0]; if (ngain > 0xff) - return 0; + return -EINVAL; if (ogain != ngain) { if (emu->i2c_capture_source == source_id) snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCL, ((ngain) & 0xff) ); @@ -453,7 +459,7 @@ static int snd_ca0106_i2c_volume_put(struct snd_kcontrol *kcontrol, ogain = emu->i2c_capture_volume[source_id][1]; /* Right */ ngain = ucontrol->value.integer.value[1]; if (ngain > 0xff) - return 0; + return -EINVAL; if (ogain != ngain) { if (emu->i2c_capture_source == source_id) snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCR, ((ngain) & 0xff)); @@ -497,7 +503,7 @@ static int spi_mute_put(struct snd_kcontrol *kcontrol, } ret = snd_ca0106_spi_write(emu, emu->spi_dac_reg[reg]); - return ret ? -1 : 1; + return ret ? -EINVAL : 1; } #define CA_VOLUME(xname,chid,reg) \ diff --git a/sound/pci/ca0106/ca0106_proc.c b/sound/pci/ca0106/ca0106_proc.c index ae80f51..61f2718 100644 --- a/sound/pci/ca0106/ca0106_proc.c +++ b/sound/pci/ca0106/ca0106_proc.c @@ -445,13 +445,11 @@ int __devinit snd_ca0106_proc_init(struct snd_ca0106 * emu) snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read1); entry->c.text.write = snd_ca0106_proc_reg_write; entry->mode |= S_IWUSR; -// entry->private_data = emu; } if(! snd_card_proc_new(emu->card, "ca0106_i2c", &entry)) { - snd_info_set_text_ops(entry, emu, snd_ca0106_proc_i2c_write); entry->c.text.write = snd_ca0106_proc_i2c_write; + entry->private_data = emu; entry->mode |= S_IWUSR; -// entry->private_data = emu; } if(! snd_card_proc_new(emu->card, "ca0106_regs2", &entry)) snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read2); diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c index 68326498..1fa5f00 100644 --- a/sound/pci/cmipci.c +++ b/sound/pci/cmipci.c @@ -246,10 +246,9 @@ MODULE_PARM_DESC(joystick_port, "Joystick port address."); #define CM_MMODE_MASK 0x00000E00 /* model DAA interface mode */ #define CM_SPDIF_SELECT2 0x00000100 /* for model > 039 ? */ #define CM_ENCENTER 0x00000080 -#define CM_FLINKON 0x00000080 /* force modem link detection on, model 037 */ +#define CM_FLINKON 0x00000040 /* force modem link detection on, model 037 */ #define CM_MUTECH1 0x00000040 /* mute PCI ch1 to DAC */ -#define CM_FLINKOFF 0x00000040 /* force modem link detection off, model 037 */ -#define CM_UNKNOWN_18_5 0x00000020 /* ? */ +#define CM_FLINKOFF 0x00000020 /* force modem link detection off, model 037 */ #define CM_MIDSMP 0x00000010 /* 1/2 interpolation at front end DAC */ #define CM_UPDDMA_MASK 0x0000000C /* TDMA position update notification */ #define CM_UPDDMA_2048 0x00000000 diff --git a/sound/pci/emu10k1/emumixer.c b/sound/pci/emu10k1/emumixer.c index 54a2034..ccacd7b 100644 --- a/sound/pci/emu10k1/emumixer.c +++ b/sound/pci/emu10k1/emumixer.c @@ -58,6 +58,9 @@ static int snd_emu10k1_spdif_get(struct snd_kcontrol *kcontrol, unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); unsigned long flags; + /* Limit: emu->spdif_bits */ + if (idx >= 3) + return -EINVAL; spin_lock_irqsave(&emu->reg_lock, flags); ucontrol->value.iec958.status[0] = (emu->spdif_bits[idx] >> 0) & 0xff; ucontrol->value.iec958.status[1] = (emu->spdif_bits[idx] >> 8) & 0xff; @@ -272,9 +275,12 @@ static int snd_emu1010_output_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); - int channel; + unsigned int channel; channel = (kcontrol->private_value) & 0xff; + /* Limit: emu1010_output_dst, emu->emu1010.output_source */ + if (channel >= 24) + return -EINVAL; ucontrol->value.enumerated.item[0] = emu->emu1010.output_source[channel]; return 0; } @@ -285,11 +291,17 @@ static int snd_emu1010_output_source_put(struct snd_kcontrol *kcontrol, struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); int change = 0; unsigned int val; - int channel; + unsigned int channel; + val = ucontrol->value.enumerated.item[0]; + if (val >= 53) + return -EINVAL; channel = (kcontrol->private_value) & 0xff; - if (emu->emu1010.output_source[channel] != ucontrol->value.enumerated.item[0]) { - val = emu->emu1010.output_source[channel] = ucontrol->value.enumerated.item[0]; + /* Limit: emu1010_output_dst, emu->emu1010.output_source */ + if (channel >= 24) + return -EINVAL; + if (emu->emu1010.output_source[channel] != val) { + emu->emu1010.output_source[channel] = val; change = 1; snd_emu1010_fpga_link_dst_src_write(emu, emu1010_output_dst[channel], emu1010_src_regs[val]); @@ -301,9 +313,12 @@ static int snd_emu1010_input_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); - int channel; + unsigned int channel; channel = (kcontrol->private_value) & 0xff; + /* Limit: emu1010_input_dst, emu->emu1010.input_source */ + if (channel >= 22) + return -EINVAL; ucontrol->value.enumerated.item[0] = emu->emu1010.input_source[channel]; return 0; } @@ -314,11 +329,17 @@ static int snd_emu1010_input_source_put(struct snd_kcontrol *kcontrol, struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); int change = 0; unsigned int val; - int channel; + unsigned int channel; + val = ucontrol->value.enumerated.item[0]; + if (val >= 53) + return -EINVAL; channel = (kcontrol->private_value) & 0xff; - if (emu->emu1010.input_source[channel] != ucontrol->value.enumerated.item[0]) { - val = emu->emu1010.input_source[channel] = ucontrol->value.enumerated.item[0]; + /* Limit: emu1010_input_dst, emu->emu1010.input_source */ + if (channel >= 22) + return -EINVAL; + if (emu->emu1010.input_source[channel] != val) { + emu->emu1010.input_source[channel] = val; change = 1; snd_emu1010_fpga_link_dst_src_write(emu, emu1010_input_dst[channel], emu1010_src_regs[val]); @@ -533,6 +554,9 @@ static int snd_emu1010_internal_clock_put(struct snd_kcontrol *kcontrol, int change = 0; val = ucontrol->value.enumerated.item[0] ; + /* Limit: uinfo->value.enumerated.items = 4; */ + if (val >= 4) + return -EINVAL; change = (emu->emu1010.internal_clock != val); if (change) { emu->emu1010.internal_clock = val; @@ -669,7 +693,11 @@ static int snd_audigy_i2c_capture_source_put(struct snd_kcontrol *kcontrol, * update the capture volume from the cached value * for the particular source. */ - source_id = ucontrol->value.enumerated.item[0]; /* Use 2 and 3 */ + source_id = ucontrol->value.enumerated.item[0]; + /* Limit: uinfo->value.enumerated.items = 2; */ + /* emu->i2c_capture_volume */ + if (source_id >= 2) + return -EINVAL; change = (emu->i2c_capture_source != source_id); if (change) { snd_emu10k1_i2c_write(emu, ADC_MUX, 0); /* Mute input */ @@ -720,9 +748,13 @@ static int snd_audigy_i2c_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); - int source_id; + unsigned int source_id; source_id = kcontrol->private_value; + /* Limit: emu->i2c_capture_volume */ + /* capture_source: uinfo->value.enumerated.items = 2 */ + if (source_id >= 2) + return -EINVAL; ucontrol->value.integer.value[0] = emu->i2c_capture_volume[source_id][0]; ucontrol->value.integer.value[1] = emu->i2c_capture_volume[source_id][1]; @@ -735,10 +767,14 @@ static int snd_audigy_i2c_volume_put(struct snd_kcontrol *kcontrol, struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); unsigned int ogain; unsigned int ngain; - int source_id; + unsigned int source_id; int change = 0; source_id = kcontrol->private_value; + /* Limit: emu->i2c_capture_volume */ + /* capture_source: uinfo->value.enumerated.items = 2 */ + if (source_id >= 2) + return -EINVAL; ogain = emu->i2c_capture_volume[source_id][0]; /* Left */ ngain = ucontrol->value.integer.value[0]; if (ngain > 0xff) @@ -746,7 +782,7 @@ static int snd_audigy_i2c_volume_put(struct snd_kcontrol *kcontrol, if (ogain != ngain) { if (emu->i2c_capture_source == source_id) snd_emu10k1_i2c_write(emu, ADC_ATTEN_ADCL, ((ngain) & 0xff) ); - emu->i2c_capture_volume[source_id][0] = ucontrol->value.integer.value[0]; + emu->i2c_capture_volume[source_id][0] = ngain; change = 1; } ogain = emu->i2c_capture_volume[source_id][1]; /* Right */ @@ -756,7 +792,7 @@ static int snd_audigy_i2c_volume_put(struct snd_kcontrol *kcontrol, if (ogain != ngain) { if (emu->i2c_capture_source == source_id) snd_emu10k1_i2c_write(emu, ADC_ATTEN_ADCR, ((ngain) & 0xff)); - emu->i2c_capture_volume[source_id][1] = ucontrol->value.integer.value[1]; + emu->i2c_capture_volume[source_id][1] = ngain; change = 1; } @@ -877,6 +913,9 @@ static int snd_emu10k1_spdif_put(struct snd_kcontrol *kcontrol, unsigned int val; unsigned long flags; + /* Limit: emu->spdif_bits */ + if (idx >= 3) + return -EINVAL; val = (ucontrol->value.iec958.status[0] << 0) | (ucontrol->value.iec958.status[1] << 8) | (ucontrol->value.iec958.status[2] << 16) | diff --git a/sound/pci/emu10k1/p16v.c b/sound/pci/emu10k1/p16v.c index d619a38..9fd3135 100644 --- a/sound/pci/emu10k1/p16v.c +++ b/sound/pci/emu10k1/p16v.c @@ -742,6 +742,8 @@ static int snd_p16v_capture_source_put(struct snd_kcontrol *kcontrol, u32 source; val = ucontrol->value.enumerated.item[0] ; + if (val > 7) + return -EINVAL; change = (emu->p16v_capture_source != val); if (change) { emu->p16v_capture_source = val; @@ -784,6 +786,8 @@ static int snd_p16v_capture_channel_put(struct snd_kcontrol *kcontrol, u32 tmp; val = ucontrol->value.enumerated.item[0] ; + if (val > 3) + return -EINVAL; change = (emu->p16v_capture_channel != val); if (change) { emu->p16v_capture_channel = val; diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index ad4cb38..8cbe3bf 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -1625,19 +1625,26 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg, nid = codec->start_nid; for (i = 0; i < codec->num_nodes; i++, nid++) { - if (get_wcaps(codec, nid) & AC_WCAP_POWER) { - unsigned int pincap; - /* - * don't power down the widget if it controls eapd - * and EAPD_BTLENABLE is set. - */ - pincap = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); - if (pincap & AC_PINCAP_EAPD) { - int eapd = snd_hda_codec_read(codec, nid, - 0, AC_VERB_GET_EAPD_BTLENABLE, 0); - eapd &= 0x02; - if (power_state == AC_PWRST_D3 && eapd) - continue; + unsigned int wcaps = get_wcaps(codec, nid); + if (wcaps & AC_WCAP_POWER) { + unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >> + AC_WCAP_TYPE_SHIFT; + if (wid_type == AC_WID_PIN) { + unsigned int pincap; + /* + * don't power down the widget if it controls + * eapd and EAPD_BTLENABLE is set. + */ + pincap = snd_hda_param_read(codec, nid, + AC_PAR_PIN_CAP); + if (pincap & AC_PINCAP_EAPD) { + int eapd = snd_hda_codec_read(codec, + nid, 0, + AC_VERB_GET_EAPD_BTLENABLE, 0); + eapd &= 0x02; + if (power_state == AC_PWRST_D3 && eapd) + continue; + } } snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE, @@ -2485,13 +2492,14 @@ int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, /* front */ snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag, 0, format); - if (mout->hp_nid && mout->hp_nid != nids[HDA_FRONT]) + if (!mout->no_share_stream && + mout->hp_nid && mout->hp_nid != nids[HDA_FRONT]) /* headphone out will just decode front left/right (stereo) */ snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag, 0, format); /* extra outputs copied from front */ for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) - if (mout->extra_out_nid[i]) + if (!mout->no_share_stream && mout->extra_out_nid[i]) snd_hda_codec_setup_stream(codec, mout->extra_out_nid[i], stream_tag, 0, format); @@ -2501,7 +2509,7 @@ int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, if (chs >= (i + 1) * 2) /* independent out */ snd_hda_codec_setup_stream(codec, nids[i], stream_tag, i * 2, format); - else /* copy front */ + else if (!mout->no_share_stream) /* copy front */ snd_hda_codec_setup_stream(codec, nids[i], stream_tag, 0, format); } diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h index 20c5e62..8c56c9c 100644 --- a/sound/pci/hda/hda_local.h +++ b/sound/pci/hda/hda_local.h @@ -220,6 +220,7 @@ struct hda_multi_out { hda_nid_t dig_out_nid; /* digital out audio widget */ int max_channels; /* currently supported analog channels */ int dig_out_used; /* current usage of digital out (HDA_DIG_XXX) */ + int no_share_stream; /* don't share a stream with multiple pins */ }; int snd_hda_multi_out_dig_open(struct hda_codec *codec, diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c index 0ee8ae4..196ad3c 100644 --- a/sound/pci/hda/patch_analog.c +++ b/sound/pci/hda/patch_analog.c @@ -957,6 +957,14 @@ static int patch_ad1986a(struct hda_codec *codec) break; } + /* AD1986A has a hardware problem that it can't share a stream + * with multiple output pins. The copy of front to surrounds + * causes noisy or silent outputs at a certain timing, e.g. + * changing the volume. + * So, let's disable the shared stream. + */ + spec->multiout.no_share_stream = 1; + return 0; } diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index f9b2c43..040122370 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -111,7 +111,6 @@ struct sigmatel_spec { unsigned int alt_switch: 1; unsigned int hp_detect: 1; unsigned int gpio_mute: 1; - unsigned int no_vol_knob :1; unsigned int gpio_mask, gpio_data; @@ -342,42 +341,6 @@ static int stac92xx_aloopback_put(struct snd_kcontrol *kcontrol, return 1; } -static int stac92xx_volknob_info(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 1; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 127; - return 0; -} - -static int stac92xx_volknob_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.integer.value[0] = kcontrol->private_value & 0xff; - return 0; -} - -static int stac92xx_volknob_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct hda_codec *codec = snd_kcontrol_chip(kcontrol); - unsigned int val = kcontrol->private_value & 0xff; - - if (val == ucontrol->value.integer.value[0]) - return 0; - - val = ucontrol->value.integer.value[0]; - kcontrol->private_value &= ~0xff; - kcontrol->private_value |= val; - - snd_hda_codec_write_cache(codec, kcontrol->private_value >> 16, 0, - AC_VERB_SET_VOLUME_KNOB_CONTROL, val | 0x80); - return 1; -} - - static struct hda_verb stac9200_core_init[] = { /* set dac0mux for dac converter */ { 0x07, AC_VERB_SET_CONNECT_SEL, 0x00}, @@ -446,18 +409,6 @@ static struct hda_verb stac9205_core_init[] = { .private_value = verb_read | (verb_write << 16), \ } -#define STAC_VOLKNOB(knob_nid) \ - { \ - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ - .name = "Master Playback Volume", \ - .count = 1, \ - .info = stac92xx_volknob_info, \ - .get = stac92xx_volknob_get, \ - .put = stac92xx_volknob_put, \ - .private_value = 127 | (knob_nid << 16), \ - } - - static struct snd_kcontrol_new stac9200_mixer[] = { HDA_CODEC_VOLUME("Master Playback Volume", 0xb, 0, HDA_OUTPUT), HDA_CODEC_MUTE("Master Playback Switch", 0xb, 0, HDA_OUTPUT), @@ -487,7 +438,6 @@ static struct snd_kcontrol_new stac9205_mixer[] = { }, STAC_INPUT_SOURCE(2), STAC_ANALOG_LOOPBACK(0xFE0, 0x7E0), - STAC_VOLKNOB(0x24), HDA_CODEC_VOLUME_IDX("Capture Volume", 0x0, 0x1b, 0x0, HDA_INPUT), HDA_CODEC_MUTE_IDX("Capture Switch", 0x0, 0x1d, 0x0, HDA_OUTPUT), @@ -503,7 +453,6 @@ static struct snd_kcontrol_new stac9205_mixer[] = { /* This needs to be generated dynamically based on sequence */ static struct snd_kcontrol_new stac922x_mixer[] = { STAC_INPUT_SOURCE(2), - STAC_VOLKNOB(0x16), HDA_CODEC_VOLUME_IDX("Capture Volume", 0x0, 0x17, 0x0, HDA_INPUT), HDA_CODEC_MUTE_IDX("Capture Switch", 0x0, 0x17, 0x0, HDA_INPUT), HDA_CODEC_VOLUME_IDX("Mux Capture Volume", 0x0, 0x12, 0x0, HDA_OUTPUT), @@ -517,7 +466,6 @@ static struct snd_kcontrol_new stac922x_mixer[] = { static struct snd_kcontrol_new stac927x_mixer[] = { STAC_INPUT_SOURCE(3), - STAC_VOLKNOB(0x24), STAC_ANALOG_LOOPBACK(0xFEB, 0x7EB), HDA_CODEC_VOLUME_IDX("Capture Volume", 0x0, 0x18, 0x0, HDA_INPUT), @@ -1931,8 +1879,7 @@ static int stac92xx_auto_create_hp_ctls(struct hda_codec *codec, } if (spec->multiout.hp_nid) { const char *pfx; - if (old_num_dacs == spec->multiout.num_dacs && - spec->no_vol_knob) + if (old_num_dacs == spec->multiout.num_dacs) pfx = "Master"; else pfx = "Headphone"; @@ -2489,7 +2436,6 @@ static int patch_stac9200(struct hda_codec *codec) codec->spec = spec; spec->num_pins = ARRAY_SIZE(stac9200_pin_nids); spec->pin_nids = stac9200_pin_nids; - spec->no_vol_knob = 1; spec->board_config = snd_hda_check_board_config(codec, STAC_9200_MODELS, stac9200_models, stac9200_cfg_tbl); @@ -2544,7 +2490,6 @@ static int patch_stac925x(struct hda_codec *codec) codec->spec = spec; spec->num_pins = ARRAY_SIZE(stac925x_pin_nids); spec->pin_nids = stac925x_pin_nids; - spec->no_vol_knob = 1; spec->board_config = snd_hda_check_board_config(codec, STAC_925x_MODELS, stac925x_models, stac925x_cfg_tbl); diff --git a/sound/soc/codecs/cs4270.c b/sound/soc/codecs/cs4270.c index 5d601ad..abac628 100644 --- a/sound/soc/codecs/cs4270.c +++ b/sound/soc/codecs/cs4270.c @@ -725,7 +725,8 @@ static int cs4270_probe(struct platform_device *pdev) codec->owner = THIS_MODULE; codec->dai = &cs4270_dai; codec->num_dai = 1; - codec->private_data = codec + ALIGN(sizeof(struct snd_soc_codec), 4); + codec->private_data = (void *) codec + + ALIGN(sizeof(struct snd_soc_codec), 4); socdev->codec = codec; diff --git a/sound/soc/s3c24xx/s3c2443-ac97.c b/sound/soc/s3c24xx/s3c2443-ac97.c index 75acf7e..758a263 100644 --- a/sound/soc/s3c24xx/s3c2443-ac97.c +++ b/sound/soc/s3c24xx/s3c2443-ac97.c @@ -32,7 +32,7 @@ #include <asm/hardware.h> #include <asm/io.h> -#include <asm/arch/regs-ac97.h> +#include <asm/plat-s3c/regs-ac97.h> #include <asm/arch/regs-gpio.h> #include <asm/arch/regs-clock.h> #include <asm/arch/audio.h> |
