Commit Graph

411137 Commits

Author SHA1 Message Date
Julia Lawall 8cd5fcda24 HID: sony: fix error return code
Currently the return variable ret is always 0.  Set it to other values in
error cases, as used in the direct return.

A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
(
if@p1 (\(ret < 0\|ret != 0\))
 { ... return ret; }
|
ret@p1 = 0
)
... when != ret = e1
    when != &ret
*if(...)
{
  ... when != ret = e2
      when forall
 return ret;
}

// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2014-01-02 13:50:36 +01:00
Sven Eckelmann 0a286ef278 HID: sony: Add LED support for Sixaxis/Dualshock3 USB
The PS3 Sixaxis controller has 4 LEDs which can be controlled using the same
command as the rumble functionality. It seems not to be possible to only change
the LED without modifying the rumble motor state. Thus both have to be stored
on the host and retransmitted when either the LED or rumble state is changed.

Third party controllers may not support to disable all LEDs at once. These
controllers automatically switch to blinking of all LEDs when no LED is active
anymore.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Tested-by: Simon Wood <simon@mungewell.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2013-11-20 09:59:19 +01:00
Sven Eckelmann 2251b85f3d HID: sony: Move LED data to the main structure
It is not necessary to keep the LED information in an extra struct which is
only used by the Buzz device. It can also be used by other devices.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2013-11-20 09:59:18 +01:00
Sven Eckelmann c53825190a HID: sony: Rename buzz_* functions to sony_led_*
More controllers managed by the hid-sony module have 4 LEDs. These can share
most of the functionality provided by the buzz functions.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2013-11-20 09:59:18 +01:00
Sven Eckelmann f1c458caa1 HID: sony: Use BIT(x) macro to define quirks constants
Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2013-11-20 09:59:17 +01:00
Sven Eckelmann 92b5c411ab HID: sony: Rename rumble_* functions/variables to state_*
The commands used to modify the rumble motor state also modifies the LEDs at
the same time. The functionality used to modify this state in the driver has to
be shared between the rumble and LED part. It is therefore better to replace
the "rumble" part of the names with "state".

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2013-11-20 09:59:17 +01:00
Jiri Kosina 9316e58076 Revert "HID: wiimote: add LEGO-wiimote VID"
This reverts commit 86b84167d4 as it introduced a
VID/PID conflict with its original owner: hid-wiimote got
hid:b0005g*v0000054Cp00000306 added but hid-sony already has this id for the
PS3 Remote (and the ID is oficically assigned to Sony).

Revert the commit to avoid hid-sony regression. David is working on a
bluez patch to force proper ID on the wiimote.

Reported-by: David Herrmann <dh.herrmann@gmail.com>
Reported-by: Michel Kraus <mksolpa@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2013-11-19 11:28:03 +01:00
Sven Eckelmann 9f323b6811 HID: sony: Send FF commands in non-atomic context
The ff_memless has a timer running which gets run in an atomic context and
calls the play_effect callback. The callback function for sony uses the
hid_output_raw_report (overwritten by sixaxis_usb_output_raw_report) function
to handle differences in the control message format. It is not safe for an
atomic context because it may sleep later in usb_start_wait_urb.

This "scheduling while atomic" can cause the system to lock up. A workaround is
to make the force feedback state update using work_queues and use the
play_effect function only to enqueue the work item.

Reported-by: Simon Wood <simon@mungewell.org>
Reported-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Simon Wood <simon@mungewell.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2013-11-19 09:37:45 +01:00
Linus Torvalds e0da5c9a49 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID updates from Jiri Kosina:
 - i2c-hid is not querying init reports any more, as it's not mandated
   by the spec, and annoys quite a few devices during enumeration, by
   Bibek Basu
 - a lot of fixes for Logitech devices, by Simon Wood
 - hid-apple now has an option to switch between Option and Command
   mode, by Nanno Langstraat
 - Some more workarounds for severely broken ELO devices, by Oliver
   Neukum
 - more devm conversions, by Benjamin Tissoires
 - wiimote correctness fixes, by David Herrmann
 - a lot of added support for various new device IDs and random small
   fixes here and there"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (34 commits)
  HID: enable Mayflash USB Gamecube Adapter
  HID: sony: Add force feedback support for Dualshock3 USB
  Input: usbtouchscreen: ignore eGalax/D-Wav/EETI HIDs
  HID: don't ignore eGalax/D-Wav/EETI HIDs
  HID: roccat: add missing special driver declarations
  HID:hid-lg4ff: Correct Auto-center strength for wheels other than MOMO and MOMO2
  HID:hid-lg4ff: Initialize device properties before we touch autocentering.
  HID:hid-lg4ff: ensure ConstantForce is disabled when set to 0
  HID:hid-lg4ff: Switch autocentering off when strength is set to zero.
  HID:hid-lg4ff: Scale autocentering force properly on Logitech wheel
  HID: roccat: fix Coverity CID 141438
  HID: multitouch: add manufacturer to Kconfig help text
  HID: logitech-dj: small cleanup in rdcat()
  HID: remove self-assignment from hid_input_report
  HID: hid-sensor-hub: fix report size
  HID: i2c-hid: Stop querying for init reports
  HID: roccat: add support for Ryos MK keyboards
  HID: roccat: generalize some common code
  HID: roccat: add new device return value
  HID: wiimote: add pro-controller analog stick calibration
  ...
2013-11-15 16:48:22 -08:00
Linus Torvalds 9073e1a804 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull trivial tree updates from Jiri Kosina:
 "Usual earth-shaking, news-breaking, rocket science pile from
  trivial.git"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (23 commits)
  doc: usb: Fix typo in Documentation/usb/gadget_configs.txt
  doc: add missing files to timers/00-INDEX
  timekeeping: Fix some trivial typos in comments
  mm: Fix some trivial typos in comments
  irq: Fix some trivial typos in comments
  NUMA: fix typos in Kconfig help text
  mm: update 00-INDEX
  doc: Documentation/DMA-attributes.txt fix typo
  DRM: comment: `halve' -> `half'
  Docs: Kconfig: `devlopers' -> `developers'
  doc: typo on word accounting in kprobes.c in mutliple architectures
  treewide: fix "usefull" typo
  treewide: fix "distingush" typo
  mm/Kconfig: Grammar s/an/a/
  kexec: Typo s/the/then/
  Documentation/kvm: Update cpuid documentation for steal time and pv eoi
  treewide: Fix common typo in "identify"
  __page_to_pfn: Fix typo in comment
  Correct some typos for word frequency
  clk: fixed-factor: Fix a trivial typo
  ...
2013-11-15 16:47:22 -08:00
Linus Torvalds 4937e2a6f9 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov:
 "Updates for the input subsystem.  You will get an new drivers for
  Hyper-V synthetic keyboard and for Neonode zForce touchscreens, plus a
  bunch of driver fixes and cleanups"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (49 commits)
  Revert "Input: ALPS - add support for model found on Dell XT2"
  arm: dts: am335x sk: add touchscreen support
  Input: ti_am335x_tsc - fix spelling mistake in TSC/ADC DT binding
  Input: cyttsp4 - replace IS_ERR and PTR_ERR with PTR_ERR_OR_ZERO
  Input: mma8450 - add missing i2c_set_clientdata() in mma8450_probe()
  Input: mpu3050 - add missing i2c_set_clientdata() in mpu3050_probe()
  Input: tnetv107x-keypad - make irqs signed for error handling
  Input: add driver for Neonode zForce based touchscreens
  Input: sh_keysc - enable the driver on all ARM platforms
  Input: remove a redundant max() call
  Input: mousedev - allow disabling even without CONFIG_EXPERT
  Input: allow deselecting serio drivers even without CONFIG_EXPERT
  Input: i8042 - add PNP modaliases
  Input: evdev - fall back to vmalloc for client event buffer
  Input: cypress_ps2 - do not consider data bad if palm is detected
  Input: cypress_ps2 - remove useless cast
  Input: fix PWM-related undefined reference errors
  Input: ALPS - change secondary device's name
  Input: wacom - not all multi-interface devices support touch
  Input: nspire-keypad - add missing clk_disable_unprepare() on error path
  ...
2013-11-15 16:43:53 -08:00
Linus Torvalds db0b2d0116 For the 3.13 merge window we have a couple of new drivers for the AMS
AS3722 PMIC and for STMicroelectronics STw481x PMIC.
 
 Although this is a smaller update than usual, we also have:
 
 - Device tree support for the max77693 driver.
 
 - linux/of.h inclusion for all DT compatible MFD drivers, to avoid build
   breakage in the future.
 
 - Support for Intel Wildcat Point-LP PCH through the lpc_ich driver.
 
 - A small arizona update for new wm5110 DSP registers and a few fixes.
 
 - A small palmas update as well, including an of_device table addition
   and a few minor fixes.
 
 - Two small mfd-core changes, one including a memory leak fix for when
   mfd_add_device() fails.
 
 - Our usual round of minor cleanups and janitorial fixes.
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Merge tag 'mfd-3.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-next

Pull MFD updates from Samuel Ortiz:
 "For the 3.13 merge window we have a couple of new drivers for the AMS
  AS3722 PMIC and for STMicroelectronics STw481x PMIC.

  Although this is a smaller update than usual, we also have:

   - Device tree support for the max77693 driver

   - linux/of.h inclusion for all DT compatible MFD drivers, to avoid
     build breakage in the future

   - Support for Intel Wildcat Point-LP PCH through the lpc_ich driver

   - A small arizona update for new wm5110 DSP registers and a few fixes

   - A small palmas update as well, including an of_device table
     addition and a few minor fixes

   - Two small mfd-core changes, one including a memory leak fix for
     when mfd_add_device() fails

   - Our usual round of minor cleanups and janitorial fixes"

* tag 'mfd-3.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-next: (63 commits)
  Documentation: mfd: Update s2mps11.txt
  mfd: pm8921: Potential NULL dereference in pm8921_remove()
  mfd: Fix memory leak in mfd_add_devices()
  mfd: Stop setting refcounting pointers in original mfd_cell arrays
  mfd: wm5110: Enable micd clamp functionality
  mfd: lpc_ich: Add Device IDs for Intel Wildcat Point-LP PCH
  mfd: max77693: Fix up bug of wrong interrupt number
  mfd: as3722: Don't export the regmap config
  mfd: twl6040: Remove obsolete cleanup for i2c clientdata
  mfd: tps65910: Remove warning during dt node parsing
  mfd: lpc_sch: Ignore resource conflicts when adding mfd cells
  mfd: ti_am335x_tscadc: Avoid possible deadlock of reg_lock
  mfd: syscon: Return -ENOSYS if CONFIG_MFD_SYSCON is not enabled
  mfd: Add support for ams AS3722 PMIC
  mfd: max77693: Include linux/of.h header
  mfd: tc3589x: Detect the precise version
  mfd: omap-usb: prepare/unprepare clock while enable/disable
  mfd: max77686: Include linux/of.h header
  mfd: max8907: Include linux/of.h header
  mfd: max8997: Include linux/of.h header
  ...
2013-11-15 16:37:40 -08:00
Linus Torvalds 16cd9d1c0f Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging
Pull hwmon fixes and updates from Jean Delvare:
 "All lm90 driver fixes and improvements"

* 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
  Documentation: dt: hwmon: Add OF document for LM90
  hwmon: (lm90) Add power control
  hwmon: (lm90) Add support for TI TMP451
  hwmon: (lm90) Use enums for the indexes of temp8 and temp11
  hwmon: (lm90) Add support to handle IRQ
  hwmon: (lm90) Define status bits
  hwmon: (lm90) Fix max6696 alarm handling
2013-11-15 16:35:10 -08:00
Linus Torvalds f412f2c60b Merge branch 'for-linus' of git://git.kernel.dk/linux-block
Pull second round of block driver updates from Jens Axboe:
 "As mentioned in the original pull request, the bcache bits were pulled
  because of their dependency on the immutable bio vecs.  Kent re-did
  this part and resubmitted it, so here's the 2nd round of (mostly)
  driver updates for 3.13.  It contains:

 - The bcache work from Kent.

 - Conversion of virtio-blk to blk-mq.  This removes the bio and request
   path, and substitutes with the blk-mq path instead.  The end result
   almost 200 deleted lines.  Patch is acked by Asias and Christoph, who
   both did a bunch of testing.

 - A removal of bootmem.h include from Grygorii Strashko, part of a
   larger series of his killing the dependency on that header file.

 - Removal of __cpuinit from blk-mq from Paul Gortmaker"

* 'for-linus' of git://git.kernel.dk/linux-block: (56 commits)
  virtio_blk: blk-mq support
  blk-mq: remove newly added instances of __cpuinit
  bcache: defensively handle format strings
  bcache: Bypass torture test
  bcache: Delete some slower inline asm
  bcache: Use ida for bcache block dev minor
  bcache: Fix sysfs splat on shutdown with flash only devs
  bcache: Better full stripe scanning
  bcache: Have btree_split() insert into parent directly
  bcache: Move spinlock into struct time_stats
  bcache: Kill sequential_merge option
  bcache: Kill bch_next_recurse_key()
  bcache: Avoid deadlocking in garbage collection
  bcache: Incremental gc
  bcache: Add make_btree_freeing_key()
  bcache: Add btree_node_write_sync()
  bcache: PRECEDING_KEY()
  bcache: bch_(btree|extent)_ptr_invalid()
  bcache: Don't bother with bucket refcount for btree node allocations
  bcache: Debug code improvements
  ...
2013-11-15 16:33:41 -08:00
Jiri Kosina 7f9cc24a80 Merge branches 'for-3.12/upstream-fixes', 'for-3.13/holtek', 'for-3.13/i2c-hid', 'for-3.13/logitech', 'for-3.13/multitouch', 'for-3.13/roccat', 'for-3.13/upstream' and 'for-3.13/wiimote' into for-linus 2013-11-16 00:04:57 +01:00
Linus Torvalds cd1177f250 Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux
Pull drm regression fix from Dave Airlie:
 "Forgot this one liner was necessary to fix module reload issues
  introduced earlier in the drm pull"

* 'drm-next' of git://people.freedesktop.org/~airlied/linux:
  drm: check for !kdev in drm_unplug_minor()
2013-11-15 14:29:53 -08:00
Linus Torvalds 6c0514ddd9 blackfin updates for Linux 3.13
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Merge tag 'blackfin-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/realmz6/blackfin-linux

Pull blackfin updates from Steven Miao:
 "Blackfin gpio changes, add adi pinctrl driver, and bug fixes"

* tag 'blackfin-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/realmz6/blackfin-linux:
  blackfin: fix build warning for unused variable
  smp: bf561: and smb_wmb()/smp_rmb() at ipi send/receive
  pm: use GFP_ATOMIC when pm core call this function
  blackfin: serial: Add serial port_fer and port_mux early platform resources.
  blackfin: pinctrl-adi2: code cleanup after using pinctrl-adi2
  blackfin: adi gpio driver and pinctrl driver support
  bf609: update default config for spi
  Blackfin: bfin_gpio: Use proper mask for comparing pfunc
2013-11-15 14:27:22 -08:00
Linus Torvalds 98d38dd2ee OpenRISC updates for 3.13
- small cleanups to make allmodconfig pass
 - defconfig refresh
 - a handful of code sanitization patches
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Merge tag 'for-3.13' of git://git.openrisc.net/~jonas/linux

Pull OpenRISC updates from Jonas Bonn:
 - small cleanups to make allmodconfig pass
 - defconfig refresh
 - a handful of code sanitization patches

* tag 'for-3.13' of git://git.openrisc.net/~jonas/linux:
  openrisc: Refactor or32_early_setup()
  openrisc: Remove unused declaration of __initramfs_start
  openrisc: Use the declarations provided by <asm/sections.h>
  openrisc: Refresh or1ksim_defconfig for v3.12
  openrisc: Refactor 16-bit constant relocation
  openrisc: include: asm: Kbuild: add default "vga.h"
  openrisc: Makefile: append "-D__linux__" to KBUILD_CFLAGS
2013-11-15 14:26:38 -08:00
Linus Torvalds e4528d696f Merge branch 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull misc kbuild changes from Michal Marek:
 - make tags fixes again
 - scripts/show_delta fix for newer python
 - scripts/kernel-doc does not fail on unknown function prototype
 - one less coccinelle check this time

* 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  scripts/tags.sh: remove obsolete __devinit[const|data]
  scripts/kernel-doc: make unknown function prototype a Warning instead of an Error
  show_delta: Update script to support python versions 2.5 through 3.3
  scripts/coccinelle/api: remove devm_request_and_ioremap.cocci
  scripts/tags.sh: Increase identifier list
2013-11-15 14:09:15 -08:00
Linus Torvalds d72681d7c6 Merge branch 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kconfig changes from Michal Marek:
 - xconfig stores its setting in a meaningful path
   (~/.config/kernel.org/qconf.conf)
 - kconfig symbol search fix
 - documentation fixes
 - cleanup & comment update
 - fix warning when a kconfig symbol is defined with two different types
 - Yann is now officially listed as maintainer of kconfig, but he
   prefers me to send pull requests for now

* 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  MAINTAINERS: New kconfig maintainer
  xconfig: Fix the filename for GUI settings
  kconfig: fix bug in search results string: use strlen(gstr->s), not gstr->len
  kconfig: remove unused definition from scanner
  kconfig: adjust warning message for conflicting types
  kconfig: fix trivial typos and update mconf documentation
  kconfig: add short explanation to SYMBOL_WRITE
  Documentation/kbuild/kconfig.txt: 'make listnewconfig' replaces: yes "" | make oldconfig
2013-11-15 14:08:15 -08:00
Linus Torvalds 762fb1ddd5 Merge branch 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kbuild changes from Michal Marek:
 - LTO fixes, but the kallsyms part had to be reverted
 - Pass -Werror=implicit-int and -Werror=strict-prototypes to the
   compiler by default
 - snprintf fix in modpost
 - remove GREP_OPTIONS from the environment to be immune against exotic
   grep option settings

* 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  kallsyms: Revert back to 128 max symbol length
  Kbuild: Ignore GREP_OPTIONS env variable
  scripts: kallsyms: Use %zu to print 'size_t'
  scripts/bloat-o-meter: use .startswith rather than fragile slicing
  scripts/bloat-o-meter: ignore changes in the size of linux_banner
  kbuild: replace unbounded sprintf call in modpost
  kbuild, bloat-o-meter: fix static detection
  Kbuild: Handle longer symbols in kallsyms.c
  kbuild: Increase kallsyms max symbol length
  Makefile: enable -Werror=implicit-int and -Werror=strict-prototypes by default
2013-11-15 14:06:38 -08:00
Linus Torvalds f13399f033 Kconfig cleanups for v3.13
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Merge tag 'for-linus' of git://linux-c6x.org/git/projects/linux-c6x-upstreaming

Pull Kconfig cleanups from Mark Salter:
 "Remove some unused config options from C6X and clean up PC_PARPORT
  dependencies.  The latter was discussed here:

    https://lkml.org/lkml/2013/10/8/12"

* tag 'for-linus' of git://linux-c6x.org/git/projects/linux-c6x-upstreaming:
  c6x: remove unused COMMON_CLKDEV Kconfig parameter
  Kconfig cleanup (PARPORT_PC dependencies)
  x86: select ARCH_MIGHT_HAVE_PC_PARPORT
  unicore32: select ARCH_MIGHT_HAVE_PC_PARPORT
  sparc: select ARCH_MIGHT_HAVE_PC_PARPORT
  sh: select ARCH_MIGHT_HAVE_PC_PARPORT
  powerpc: select ARCH_MIGHT_HAVE_PC_PARPORT
  parisc: select ARCH_MIGHT_HAVE_PC_PARPORT
  mips: select ARCH_MIGHT_HAVE_PC_PARPORT
  microblaze: select ARCH_MIGHT_HAVE_PC_PARPORT
  m68k: select ARCH_MIGHT_HAVE_PC_PARPORT
  ia64: select ARCH_MIGHT_HAVE_PC_PARPORT
  arm: select ARCH_MIGHT_HAVE_PC_PARPORT
  alpha: select ARCH_MIGHT_HAVE_PC_PARPORT
  c6x: remove unused parameter in Kconfig
2013-11-15 14:05:15 -08:00
David Herrmann a3483353ca drm: check for !kdev in drm_unplug_minor()
We moved minor deallocation to drm_dev_free() in:
  commit 8f6599da8e
  Author: David Herrmann <dh.herrmann@gmail.com>
  Date:   Sun Oct 20 18:55:45 2013 +0200

      drm: delay minor destruction to drm_dev_free()

However, this causes a call to drm_unplug_minor(), which should just do
nothing as drm_dev_unregister() already called this.

But a separate patch caused kdev lifetime changes:
  commit 5bdebb183c
  Author: Dave Airlie <airlied@redhat.com>
  Date:   Fri Oct 11 14:07:25 2013 +1000

      drm/sysfs: sort out minor and connector device object lifetimes.

Thus making our dev_is_registered() call useles (and even segfault if it
is NULL). Replace it with a simple !kdev test and we're fine.

Reported-by: Huax Lu <huax.lu@intel.com>
Reported-by: Daniel Vetter <daniel@ffwll.ch>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=71208
Tested-by: lu hua <huax.lu@intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Dave Airlie <airlied@gmail.com>
2013-11-15 20:49:02 +10:00
Steven Miao 36855dcfc9 blackfin: fix build warning for unused variable
Signed-off-by: Steven Miao <realmz6@gmail.com>
2013-11-15 18:14:55 +08:00
Steven Miao 177a48fdc8 smp: bf561: and smb_wmb()/smp_rmb() at ipi send/receive
add smb_wmb()/smp_rmb() to keep cache coherent

Signed-off-by: Steven Miao <realmz6@gmail.com>
2013-11-15 18:14:49 +08:00
Scott Jiang aefefe9211 pm: use GFP_ATOMIC when pm core call this function
We shouldn't sleep in atomic sections.

Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com>
2013-11-15 18:14:42 +08:00
Sonic Zhang eb06c06494 blackfin: serial: Add serial port_fer and port_mux early platform resources.
The serial driver sets up port function manually in early platform probe stage
if the ADI GPIO2 driver is used. Remove the bfin_sport_uart early platform
devices.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
2013-11-15 18:14:33 +08:00
Steven Miao 37035d62a4 blackfin: pinctrl-adi2: code cleanup after using pinctrl-adi2
Signed-off-by: Steven Miao <realmz6@gmail.com>
2013-11-15 18:14:21 +08:00
Geert Uytterhoeven 621c2cd853 openrisc: Refactor or32_early_setup()
- Change fdt pointer (passed from head.S) from unsigned int to void *,
    which allows to kill a cast, and makes it compatible with __dtb_start.
  - Use pr_info(),
  - Extract common part.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: linux@lists.openrisc.net
Signed-off-by: Jonas Bonn <jonas@southpole.se>
2013-11-15 11:03:51 +01:00
Wei Ni aae7bce481 Documentation: dt: hwmon: Add OF document for LM90
Add OF document for LM90 in Documentation/devicetree/.

[JD: Add this new file to the LM90 MAINTAINERS entry.]

Signed-off-by: Wei Ni <wni@nvidia.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2013-11-15 10:40:39 +01:00
Wei Ni 3e0f964f2a hwmon: (lm90) Add power control
The device lm90 can be controlled by the vcc rail.
Adding the regulator support to power on/off the vcc rail.
Enable the "vcc" regulator before accessing the device.

[JD: Rename variables to avoid confusion with registers.]

Signed-off-by: Wei Ni <wni@nvidia.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2013-11-15 10:40:39 +01:00
Wei Ni 1daaceb26d hwmon: (lm90) Add support for TI TMP451
TI TMP451 is mostly compatible with ADT7461, except for
local temperature low byte and max conversion rate.
Add support to the LM90 driver.

Signed-off-by: Wei Ni <wni@nvidia.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2013-11-15 10:40:39 +01:00
Wei Ni 40465d9424 hwmon: (lm90) Use enums for the indexes of temp8 and temp11
Using enums for the indexes and nrs of temp8 and temp11.
This make the code much more readable.

Signed-off-by: Wei Ni <wni@nvidia.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2013-11-15 10:40:39 +01:00
Wei Ni 109b1283fb hwmon: (lm90) Add support to handle IRQ
When the temperature exceed the limit range value,
the driver can handle the interrupt.

Signed-off-by: Wei Ni <wni@nvidia.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2013-11-15 10:40:39 +01:00
Wei Ni 072de4969f hwmon: (lm90) Define status bits
Add bit defines for the status register. And add a function
lm90_is_tripped() which will read status register and return
tripped or not, then lm90_alert can call it directly, and in the
future the IRQ thread also can use it.

[JD: Adjusted to include all the new MAX6696 status flags.]

Signed-off-by: Wei Ni <wni@nvidia.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2013-11-15 10:40:38 +01:00
Guenter Roeck e41fae2b1e hwmon: (lm90) Fix max6696 alarm handling
Bit 2 of status register 2 on MAX6696 (external diode 2 open)
sets ALERT; the bit thus has to be listed in alert_alarms.
Also display a message in the alert handler if the condition
is encountered.

Even though not all overtemperature conditions cause ALERT
to be set, we should not ignore them in the alert handler.
Display messages for all out-of-range conditions.

Reported-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Cc: stable@vger.kernel.org
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2013-11-15 10:40:38 +01:00
Geert Uytterhoeven 0db041be3b openrisc: Remove unused declaration of __initramfs_start
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Jonas Bonn <jonas@southpole.se>
2013-11-15 10:37:52 +01:00
Geert Uytterhoeven be5940c9fd openrisc: Use the declarations provided by <asm/sections.h>
Openrisc's private vmlinux.h duplicates a few definitions that are already
provided by asm-generic/sections.h. The former is used by setup.c only,
while the latter is already used everywhere else.

Convert setup.c to use the generic version:
  - Include <asm/sections.h>,
  - Remove the (slightly different) extern declarations,
  - Remove the no longer needed address-of ('&') operators.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Jonas Bonn <jonas@southpole.se>
2013-11-15 10:37:41 +01:00
Geert Uytterhoeven f38d45dd5a openrisc: Refresh or1ksim_defconfig for v3.12
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Jonas Bonn <jonas@southpole.se>
2013-11-15 10:37:32 +01:00
Sonic Zhang 54e4ff4d40 blackfin: adi gpio driver and pinctrl driver support
Remove gpio driver for new gpio controller on BF54x and BF60x.
Build the bfin_gpio driver only when other BF5xx processors are selected.
Replace the prefix of some gpio and peripheral functions with adi.
add portmux platform data in machine portmux.h

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Steven Miao <realmz6@gmail.com>
2013-11-15 17:33:42 +08:00
Scott Jiang 036c5df183 bf609: update default config for spi
Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com>
2013-11-15 17:33:41 +08:00
Sonic Zhang f70de486b2 Blackfin: bfin_gpio: Use proper mask for comparing pfunc
For BF537_FAMILY, when offset != 1, the mask is 1.
Thus add proper mask for comparing pfunc with function.

Also has small refactor for better readability.
In portmux_setup(), it looks odd having "pmux &= ~(3 << 1);"
while in current code we do pmux |= (function << offset);.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
2013-11-15 17:33:41 +08:00
Linus Torvalds 049ffa8ab3 Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux
Pull drm updates from Dave Airlie:
 "This is a combo of -next and some -fixes that came in in the
  intervening time.

  Highlights:

  New drivers:
    ARM Armada driver for Marvell Armada 510 SOCs

  Intel:
    Broadwell initial support under a default off switch,
    Stereo/3D HDMI mode support
    Valleyview improvements
    Displayport improvements
    Haswell fixes
    initial mipi dsi panel support
    CRC support for debugging
    build with CONFIG_FB=n

  Radeon:
    enable DPM on a number of GPUs by default
    secondary GPU powerdown support
    enable HDMI audio by default
    Hawaii support

  Nouveau:
    dynamic pm code infrastructure reworked, does nothing major yet
    GK208 modesetting support
    MSI fixes, on by default again
    PMPEG improvements
    pageflipping fixes

  GMA500:
    minnowboard SDVO support

  VMware:
    misc fixes

  MSM:
    prime, plane and rendernodes support

  Tegra:
    rearchitected to put the drm driver into the drm subsystem.
    HDMI and gr2d support for tegra 114 SoC

  QXL:
    oops fix, and multi-head fixes

  DRM core:
    sysfs lifetime fixes
    client capability ioctl
    further cleanups to device midlayer
    more vblank timestamp fixes"

* 'drm-next' of git://people.freedesktop.org/~airlied/linux: (789 commits)
  drm/nouveau: do not map evicted vram buffers in nouveau_bo_vma_add
  drm/nvc0-/gr: shift wrapping bug in nvc0_grctx_generate_r406800
  drm/nouveau/pwr: fix missing mutex unlock in a failure path
  drm/nv40/therm: fix slowing down fan when pstate undefined
  drm/nv11-: synchronise flips to vblank, unless async flip requested
  drm/nvc0-: remove nasty fifo swmthd hack for flip completion method
  drm/nv10-: we no longer need to create nvsw object on user channels
  drm/nouveau: always queue flips relative to kernel channel activity
  drm/nouveau: there is no need to reserve/fence the new fb when flipping
  drm/nouveau: when bailing out of a pushbuf ioctl, do not remove previous fence
  drm/nouveau: allow nouveau_fence_ref() to be a noop
  drm/nvc8/mc: msi rearm is via the nvc0 method
  drm/ttm: Fix vma page_prot bit manipulation
  drm/vmwgfx: Fix a couple of compile / sparse warnings and errors
  drm/vmwgfx: Resource evict fixes
  drm/edid: compare actual vrefresh for all modes for quirks
  drm: shmob_drm: Convert to clk_prepare/unprepare
  drm/nouveau: fix 32-bit build
  drm/i915/opregion: fix build error on CONFIG_ACPI=n
  Revert "drm/radeon/audio: don't set speaker allocation on DCE4+"
  ...
2013-11-15 14:19:54 +09:00
Linus Torvalds c681427e5c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide
Pull IDE updates from David Miller:
 "Just some minor cleanups and simplifications"

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide:
  ide: pmac: remove unnecessary pci_set_drvdata()
  ide: cs5536: use module_pci_driver()
  ide: pmac: Remove casting the return value which is a void pointer
2013-11-15 14:17:43 +09:00
Linus Torvalds 1b2722752f Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next
Pull sparc update from David Miller:

 1) Implement support for up to 47-bit physical addresses on sparc64.

 2) Support HAVE_CONTEXT_TRACKING on sparc64, from Kirill Tkhai.

 3) Fix Simba bridge window calculations, from Kjetil Oftedal.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next:
  sparc64: Implement HAVE_CONTEXT_TRACKING
  sparc64: Add self-IPI support for smp_send_reschedule()
  sparc: PCI: Fix incorrect address calculation of PCI Bridge windows on Simba-bridges
  sparc64: Encode huge PMDs using PTE encoding.
  sparc64: Move to 64-bit PGDs and PMDs.
  sparc64: Move from 4MB to 8MB huge pages.
  sparc64: Make PAGE_OFFSET variable.
  sparc64: Fix inconsistent max-physical-address defines.
  sparc64: Document the shift counts used to validate linear kernel addresses.
  sparc64: Define PAGE_OFFSET in terms of physical address bits.
  sparc64: Use PAGE_OFFSET instead of a magic constant.
  sparc64: Clean up 64-bit mmap exclusion defines.
2013-11-15 14:16:30 +09:00
Linus Torvalds 91838e2dab IOMMU Updates for Linux v3.13
This time the updates contain:
 
 * Tracepoints for certain IOMMU-API functions to make
   their use easier to debug
 * A tracepoint for IOMMU page faults to make it easier
   to get them in user space
 * Updates and fixes for the new ARM SMMU driver after
   the first hardware showed up
 * Various other fixes and cleanups in other IOMMU drivers
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Merge tag 'iommu-updates-v3.13' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull IOMMU updates from Joerg Roedel:
 "This time the updates contain:

   - Tracepoints for certain IOMMU-API functions to make their use
     easier to debug
   - A tracepoint for IOMMU page faults to make it easier to get them in
     user space
   - Updates and fixes for the new ARM SMMU driver after the first
     hardware showed up
   - Various other fixes and cleanups in other IOMMU drivers"

* tag 'iommu-updates-v3.13' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (26 commits)
  iommu/shmobile: Enable the driver on all ARM platforms
  iommu/tegra-smmu: Staticize tegra_smmu_pm_ops
  iommu/tegra-gart: Staticize tegra_gart_pm_ops
  iommu/vt-d: Use list_for_each_entry_safe() for dmar_domain->devices traversal
  iommu/vt-d: Use for_each_drhd_unit() instead of list_for_each_entry()
  iommu/vt-d: Fixed interaction of VFIO_IOMMU_MAP_DMA with IOMMU address limits
  iommu/arm-smmu: Clear global and context bank fault status registers
  iommu/arm-smmu: Print context fault information
  iommu/arm-smmu: Check for num_context_irqs > 0 to avoid divide by zero exception
  iommu/arm-smmu: Refine check for proper size of mapped region
  iommu/arm-smmu: Switch to subsys_initcall for driver registration
  iommu/arm-smmu: use relaxed accessors where possible
  iommu/arm-smmu: replace devm_request_and_ioremap by devm_ioremap_resource
  iommu: Remove stack trace from broken irq remapping warning
  iommu: Change iommu driver to call io_page_fault trace event
  iommu: Add iommu_error class event to iommu trace
  iommu/tegra: gart: cleanup devm_* functions usage
  iommu/tegra: Print phys_addr_t using %pa
  iommu: No need to pass '0x' when '%pa' is used
  iommu: Change iommu driver to call unmap trace event
  ...
2013-11-15 14:02:18 +09:00
Linus Torvalds f080480488 Here are the 3.13 KVM changes. There was a lot of work on the PPC
side: the HV and emulation flavors can now coexist in a single kernel
 is probably the most interesting change from a user point of view.
 On the x86 side there are nested virtualization improvements and a
 few bugfixes.  ARM got transparent huge page support, improved
 overcommit, and support for big endian guests.
 
 Finally, there is a new interface to connect KVM with VFIO.  This
 helps with devices that use NoSnoop PCI transactions, letting the
 driver in the guest execute WBINVD instructions.  This includes
 some nVidia cards on Windows, that fail to start without these
 patches and the corresponding userspace changes.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM changes from Paolo Bonzini:
 "Here are the 3.13 KVM changes.  There was a lot of work on the PPC
  side: the HV and emulation flavors can now coexist in a single kernel
  is probably the most interesting change from a user point of view.

  On the x86 side there are nested virtualization improvements and a few
  bugfixes.

  ARM got transparent huge page support, improved overcommit, and
  support for big endian guests.

  Finally, there is a new interface to connect KVM with VFIO.  This
  helps with devices that use NoSnoop PCI transactions, letting the
  driver in the guest execute WBINVD instructions.  This includes some
  nVidia cards on Windows, that fail to start without these patches and
  the corresponding userspace changes"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (146 commits)
  kvm, vmx: Fix lazy FPU on nested guest
  arm/arm64: KVM: PSCI: propagate caller endianness to the incoming vcpu
  arm/arm64: KVM: MMIO support for BE guest
  kvm, cpuid: Fix sparse warning
  kvm: Delete prototype for non-existent function kvm_check_iopl
  kvm: Delete prototype for non-existent function complete_pio
  hung_task: add method to reset detector
  pvclock: detect watchdog reset at pvclock read
  kvm: optimize out smp_mb after srcu_read_unlock
  srcu: API for barrier after srcu read unlock
  KVM: remove vm mmap method
  KVM: IOMMU: hva align mapping page size
  KVM: x86: trace cpuid emulation when called from emulator
  KVM: emulator: cleanup decode_register_operand() a bit
  KVM: emulator: check rex prefix inside decode_register()
  KVM: x86: fix emulation of "movzbl %bpl, %eax"
  kvm_host: typo fix
  KVM: x86: emulate SAHF instruction
  MAINTAINERS: add tree for kvm.git
  Documentation/kvm: add a 00-INDEX file
  ...
2013-11-15 13:51:36 +09:00
Linus Torvalds eda670c626 Features:
- SWIOTLB has tracing added when doing bounce buffer.
  - Xen ARM/ARM64 can use Xen-SWIOTLB. This work allows Linux to
    safely program real devices for DMA operations when running as
    a guest on Xen on ARM, without IOMMU support.*1
  - xen_raw_printk works with PVHVM guests if needed.
 Bug-fixes:
  - Make memory ballooning work under HVM with large MMIO region.
  - Inform hypervisor of MCFG regions found in ACPI DSDT.
  - Remove deprecated IRQF_DISABLED.
  - Remove deprecated __cpuinit.
 
 [*1]:
 "On arm and arm64 all Xen guests, including dom0, run with second stage
 translation enabled. As a consequence when dom0 programs a device for a
 DMA operation is going to use (pseudo) physical addresses instead
 machine addresses. This work introduces two trees to track physical to
 machine and machine to physical mappings of foreign pages. Local pages
 are assumed mapped 1:1 (physical address == machine address).  It
 enables the SWIOTLB-Xen driver on ARM and ARM64, so that Linux can
 translate physical addresses to machine addresses for dma operations
 when necessary. " (Stefano).
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Merge tag 'stable/for-linus-3.13-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

Pull Xen updates from Konrad Rzeszutek Wilk:
 "This has tons of fixes and two major features which are concentrated
  around the Xen SWIOTLB library.

  The short <blurb> is that the tracing facility (just one function) has
  been added to SWIOTLB to make it easier to track I/O progress.
  Additionally under Xen and ARM (32 & 64) the Xen-SWIOTLB driver
  "is used to translate physical to machine and machine to physical
  addresses of foreign[guest] pages for DMA operations" (Stefano) when
  booting under hardware without proper IOMMU.

  There are also bug-fixes, cleanups, compile warning fixes, etc.

  The commit times for some of the commits is a bit fresh - that is b/c
  we wanted to make sure we have the Ack's from the ARM folks - which
  with the string of back-to-back conferences took a bit of time.  Rest
  assured - the code has been stewing in #linux-next for some time.

  Features:
   - SWIOTLB has tracing added when doing bounce buffer.
   - Xen ARM/ARM64 can use Xen-SWIOTLB.  This work allows Linux to
     safely program real devices for DMA operations when running as a
     guest on Xen on ARM, without IOMMU support. [*1]
   - xen_raw_printk works with PVHVM guests if needed.

  Bug-fixes:
   - Make memory ballooning work under HVM with large MMIO region.
   - Inform hypervisor of MCFG regions found in ACPI DSDT.
   - Remove deprecated IRQF_DISABLED.
   - Remove deprecated __cpuinit.

  [*1]:
  "On arm and arm64 all Xen guests, including dom0, run with second
   stage translation enabled.  As a consequence when dom0 programs a
   device for a DMA operation is going to use (pseudo) physical
   addresses instead machine addresses.  This work introduces two trees
   to track physical to machine and machine to physical mappings of
   foreign pages.  Local pages are assumed mapped 1:1 (physical address
   == machine address).  It enables the SWIOTLB-Xen driver on ARM and
   ARM64, so that Linux can translate physical addresses to machine
   addresses for dma operations when necessary.  " (Stefano)"

* tag 'stable/for-linus-3.13-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: (32 commits)
  xen/arm: pfn_to_mfn and mfn_to_pfn return the argument if nothing is in the p2m
  arm,arm64/include/asm/io.h: define struct bio_vec
  swiotlb-xen: missing include dma-direction.h
  pci-swiotlb-xen: call pci_request_acs only ifdef CONFIG_PCI
  arm: make SWIOTLB available
  xen: delete new instances of added __cpuinit
  xen/balloon: Set balloon's initial state to number of existing RAM pages
  xen/mcfg: Call PHYSDEVOP_pci_mmcfg_reserved for MCFG areas.
  xen: remove deprecated IRQF_DISABLED
  x86/xen: remove deprecated IRQF_DISABLED
  swiotlb-xen: fix error code returned by xen_swiotlb_map_sg_attrs
  swiotlb-xen: static inline xen_phys_to_bus, xen_bus_to_phys, xen_virt_to_bus and range_straddles_page_boundary
  grant-table: call set_phys_to_machine after mapping grant refs
  arm,arm64: do not always merge biovec if we are running on Xen
  swiotlb: print a warning when the swiotlb is full
  swiotlb-xen: use xen_dma_map/unmap_page, xen_dma_sync_single_for_cpu/device
  xen: introduce xen_dma_map/unmap_page and xen_dma_sync_single_for_cpu/device
  tracing/events: Fix swiotlb tracepoint creation
  swiotlb-xen: use xen_alloc/free_coherent_pages
  xen: introduce xen_alloc/free_coherent_pages
  ...
2013-11-15 13:34:37 +09:00
Linus Torvalds b746f9c794 Nothing really exciting: some groundwork for changing virtio endian, and
some robustness fixes for broken virtio devices, plus minor tweaks.
 
 [vs last pull request: added the virtio-scsi broken vq escape patch, which
 I somehow lost.]
 
 Cheers,
 Rusty.
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Merge tag 'virtio-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux

Pull virtio updates from Rusty Russell:
 "Nothing really exciting: some groundwork for changing virtio endian,
  and some robustness fixes for broken virtio devices, plus minor
  tweaks"

* tag 'virtio-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
  virtio_scsi: verify if queue is broken after virtqueue_get_buf()
  x86, asmlinkage, lguest: Pass in globals into assembler statement
  virtio: mmio: fix signature checking for BE guests
  virtio_ring: adapt to notify() returning bool
  virtio_net: verify if queue is broken after virtqueue_get_buf()
  virtio_console: verify if queue is broken after virtqueue_get_buf()
  virtio_blk: verify if queue is broken after virtqueue_get_buf()
  virtio_ring: add new function virtqueue_is_broken()
  virtio_test: verify if virtqueue_kick() succeeded
  virtio_net: verify if virtqueue_kick() succeeded
  virtio_ring: let virtqueue_{kick()/notify()} return a bool
  virtio_ring: change host notification API
  virtio_config: remove virtio_config_val
  virtio: use size-based config accessors.
  virtio_config: introduce size-based accessors.
  virtio_ring: plug kmemleak false positive.
  virtio: pm: use CONFIG_PM_SLEEP instead of CONFIG_PM
2013-11-15 13:28:47 +09:00
Linus Torvalds ce6513f758 Mainly boring here, too. rmmod --wait finally removed, though.
Cheers,
 Rusty.
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Merge tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux

Pull module updates from Rusty Russell:
 "Mainly boring here, too.  rmmod --wait finally removed, though"

* tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
  modpost: fix bogus 'exported twice' warnings.
  init: fix in-place parameter modification regression
  asmlinkage, module: Make ksymtab and kcrctab symbols and __this_module __visible
  kernel: add support for init_array constructors
  modpost: Optionally ignore secondary errors seen if a single module build fails
  module: remove rmmod --wait option.
2013-11-15 13:27:50 +09:00