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288,026 commits

Author SHA1 Message Date
Cong Wang
e7c9bba799 tty: fix a build failure on sparc
On sparc, there is a build failure:

drivers/tty/serial/8250/8250.c:48:21: error: suncore.h: No such file or directory
drivers/tty/serial/8250/8250.c:3275: error: implicit declaration of function 'sunserial_register_minors'
drivers/tty/serial/8250/8250.c:3305: error: implicit declaration of function 'sunserial_unregister_minors'

this is due to commit 9bef3d4197
(serial: group all the 8250 related code together) moved these files
into 8250/ subdirectory, but forgot to change the reference
to drivers/tty/serial/suncore.h.

Cc: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-03 11:26:07 -08:00
Milan Kocian
90451e6973 USB: usbserial: add new PID number (0xa951) to the ftdi driver
Signed-off-by: Milan Kocian <milon@wq.cz>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-03 11:22:44 -08:00
Mohammed Shafi Shajakhan
07445f6882 ath9k: Fix kernel panic during driver initilization
all works need to be initialized before ieee80211_register_hw
to prevent mac80211 call backs such as drv_start, drv_config
getting started. otherwise we would queue/cancel works before
initializing them and it leads to kernel panic.
this issue can be recreated with the following script
in Chrome laptops with AR928X cards, with background scan
running (or) Network manager is running

while true
do
sudo modprobe -v ath9k
sleep 3
sudo modprobe -r ath9k
sleep 3
done

	 EIP: [<81040a47>] __cancel_work_timer+0xb8/0xe1 SS:ESP 0068:f6be9d70
	 ---[ end trace 4f86d6139a9900ef ]---
	 Registered led device: ath9k-phy0
	 ieee80211 phy0: Atheros AR9280 Rev:2 mem=0xf88a0000,
	 irq=16
	 Kernel panic - not syncing: Fatal exception
	 Pid: 456, comm: wpa_supplicant Tainted: G      D
	 3.0.13 #1
	Call Trace:
	 [<81379e21>] panic+0x53/0x14a
	 [<81004a30>] oops_end+0x73/0x81
	 [<81004b53>] die+0x4c/0x55
	 [<81002710>] do_trap+0x7c/0x83
	 [<81002855>] ? do_bounds+0x58/0x58
	 [<810028cc>] do_invalid_op+0x77/0x81
	 [<81040a47>] ? __cancel_work_timer+0xb8/0xe1
	 [<810489ec>] ? sched_clock_cpu+0x81/0x11f
	 [<8103f809>] ? wait_on_work+0xe2/0xf7
	 [<8137f807>] error_code+0x67/0x6c
	 [<810300d8>] ? wait_consider_task+0x4ba/0x84c
	 [<81040a47>] ? __cancel_work_timer+0xb8/0xe1
	 [<810380c9>] ? try_to_del_timer_sync+0x5f/0x67
	 [<81040a91>] cancel_work_sync+0xf/0x11
	 [<f88d7b7c>] ath_set_channel+0x62/0x25c [ath9k]
	 [<f88d67d1>] ? ath9k_tx_last_beacon+0x26a/0x85c [ath9k]
	 [<f88d8899>] ath_radio_disable+0x3f1/0x68e [ath9k]
	 [<f90d0edb>] ieee80211_hw_config+0x111/0x116 [mac80211]
	 [<f90dd95c>] __ieee80211_recalc_idle+0x919/0xa37 [mac80211]
	 [<f90dda76>] __ieee80211_recalc_idle+0xa33/0xa37 [mac80211]
	 [<812dbed8>] __dev_open+0x82/0xab

Cc: <stable@vger.kernel.org>
Cc: Gary Morain <gmorain@google.com>
Cc: Paul Stewart <pstew@google.com>
Cc: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com>
Tested-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2012-02-03 14:18:02 -05:00
Amitkumar Karwar
b7097eb75f mwifiex: handle association failure case correctly
Currently even if association is failed "iw link" shows some
information about connected BSS and "Tx timeout" error is seen in
dmesg log.

This patch fixes below issues in the code to handle assoc failure
case correctly.
1) "status" variable in mwifiex_wait_queue_complete() is not
correctly updated. Hence driver doesn't inform cfg80211 stack
about association failure.
2) During association network queues are stopped but carrier is
not cleared, which gives Tx timeout error in failure case

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2012-02-03 14:17:12 -05:00
John W. Linville
8149415efa ath9k: use WARN_ON_ONCE in ath_rc_get_highest_rix
The device seems to survive the issue, so no need to flood the logs
about it...

Signed-off-by: John W. Linville <linville@tuxdriver.com>
2012-02-03 14:17:12 -05:00
Greg Kroah-Hartman
8739348391 Few fixes for 3.3-rc3, nothing major. Mostly build fixes
introduced recently.
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Merge tag 'for-3.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-linus

Few fixes for 3.3-rc3, nothing major. Mostly build fixes
introduced recently.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-03 11:15:23 -08:00
John W. Linville
157ca9eae9 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem 2012-02-03 14:14:07 -05:00
Linus Torvalds
7f06db34e5 sound fixes for 3.3-rc3
Most of commits are either regression fixes for varioud HD-audio
 codecs or small ASoC fixes.  Also a trivial build fix is included.
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Merge tag 'sound-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

sound fixes for 3.3-rc3

Most of commits are either regression fixes for varioud HD-audio
codecs or small ASoC fixes.  Also a trivial build fix is included.

* tag 'sound-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda - Disable dynamic-power control for VIA as default
  ALSA: hda - Allow analog low-current mode when dynamic power-control is on
  ALSA: hda - Fix the logic to detect VIA analog low-current mode
  ALSA: hda - Check power-state before changing in patch_via.c
  ALSA: HDA: Fix duplicated output to more than one codec
  ALSA: hda - Fix calling cs_automic twice for Cirrus codecs.
  ALSA: HDA: Remove quirk for Toshiba Qosmio G50
  ALSA: HDA: Fix jack creation for codecs with front and rear Line In
  ALSA: hda - Apply 0x0f-VREF fix to all ASUS laptops with ALC861/660
  ASoC: neo1973_wm8753: remove references to the neo1973-gta01 machine
  ALSA: Add #ifdef CONFIG_PCI guard for snd_pci_quirk_* functions
  ASoC: wm_hubs: fix wrong bits for LINEOUT2 N/P mixer
  ALSA: HDA: Remove quirk for Asus N53Jq
  ASoC: wm_hubs: Enable line out VMID buffer for single ended line outputs
  ASoC: wm5100: Mark register cache as dirty when regulators are disabled
  ASoC: wm8962: Mark register cache as dirty when regulators are disabled
  ASoC: wm8996: Mark register cache as dirty when regulators are disabled
  ASoC: wm5100: Fix microphone configuration
  ASoC: wm5100: Make sure we switch to button reporting mode
2012-02-03 10:06:15 -08:00
Peter Ujfalusi
2bd05db718 mfd: Avoid twl6040-codec PLL reconfiguration when not needed
Do not reconfigure the PLL in case it has been configured already
with the requested parameters.
In case of different PLL configuration do only the needed changes.
This can save considerable amount of time since we can avoid the
defined protocol (with delays) for the PLL configuration.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-02-03 19:03:50 +01:00
Peter Ujfalusi
f8447d6c21 mfd: Store twl6040-codec mclk configuration
Store the last used mclk configuration for the PLL.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-02-03 19:03:44 +01:00
Dan Carpenter
3af336376f IB/srpt: Fix ERR_PTR() vs. NULL checking confusion
transport_init_session() and target_fabric_configfs_init() don't
return NULL pointers, they only return ERR_PTRs or valid pointers.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
2012-02-03 09:07:00 -08:00
Will Deacon
5a97d0ae5b ARM: 7314/1: kuser: consistently use usr_ret for returning from helpers
__kuser_cmpxchg64 has a return path using bx lr to get back to the caller.
This is actually ok since the code in question is predicated on
CONFIG_CPU_32v6K, but for the sake of consistency using the usr_ret
macro is probably better.

Acked-by: Dave Martin <dave.martin@linaro.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2012-02-03 15:58:46 +00:00
Takashi Iwai
b544d1e0e2 ALSA: hda/realtek - Add missing Bass and CLFE as vmaster slaves
The recent changes in Realtek auto-parser added the new "Bass Speaker"
and "CLFE" mixer elements which should be tracked as vmaster slaves,
too.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=42720

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2012-02-03 14:04:11 +01:00
Kuninori Morimoto
83344027ca ASoC: fsi: add .init/.quit handler support
This is preparation for DMAEngine support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:40 +00:00
Kuninori Morimoto
fec691e73b ASoC: fsi: PortA/B information was controlled by sh_fsi_port_info
Current FSI got each PortA/B parameter by porta_flags/portb_flags from platform.
And .set_rate function was shared for PortA/B.
This structure was not readable and not flexible.
This patch adds sh_fsi_port_info, and its own settings was added on each platform.
it is preparation for DMAEngine support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:40 +00:00
Kuninori Morimoto
97df81873e ASoC: fsi: fsi_stream_is_working() care substream->runtime
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:40 +00:00
Kuninori Morimoto
180346ede3 ASoC: fsi: add .start_stop handler to fsi_stream_handler
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:40 +00:00
Kuninori Morimoto
938e2a8da5 ASoC: fsi: don't use is_play as a parameter of fsi functions
is_play should be kept as local valuable.
it prepare cleanup for DMAEngine support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:40 +00:00
Kuninori Morimoto
1b0ca1a0c0 ASoC: fsi: tidyup: fsi_pio_xxx() are gathered
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:39 +00:00
Kuninori Morimoto
5e97313ac4 ASoC: fsi: add fsi_stream_handler and PIO handler
This patch adds struct fsi_stream_handler and defined fsi_pio_push/pop_handler.
these are controled by fsi_steam_xxx() function.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:39 +00:00
Kuninori Morimoto
7b1b3331e6 ASoC: fsi: use fsi_stream in fsi_get_current_fifo_samples() parameter
fsi_get_current_fifo_samples() uses fsi_stream instead of is_play.
This is just prepare cleanup for DMAEngine support.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:39 +00:00
Kuninori Morimoto
a449e46754 ASoC: fsi: re-define fsi_is_play() and fsi_stream_is_play()
This patch re-define fsi_is_play() and fsi_stream_is_play().
fsi_data_pop/push() function keeps direct value of "is_play" at this point,
but it will be removed soon.
This is just prepare cleanup for DMAEngine support.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:39 +00:00
Kuninori Morimoto
95b0cf0597 ASoC: fsi: modify fsi_pio_get_area() parameter and using position
This patch modify fsi_pio_get_area() parameter to use
struct fsi_stream, and used it on fsi_fifo_data_ctrl().
This is just prepare cleanup for DMAEngine support.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:39 +00:00
Kuninori Morimoto
8c4152951c ASoC: fsi: rename fsi_stream_push/pop() to fsi_stream_init/quit()
This is preparation for DMAEngine support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:39 +00:00
Kuninori Morimoto
41bba15193 ASoC: fsi: remove unnecessary parameter from fsi_hw_shutdown()
This is preparation for DMAEngine support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:38 +00:00
Kuninori Morimoto
b49e802781 ASoC: fsi: tidyup: move fsi_fifo_init() onto fsi_hw_startup()
fsi_fifo_init() is called only from fsi_hw_startup()

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:38 +00:00
Kuninori Morimoto
d78629e2a4 ASoC: fsi: rename fsi_dma_soft_xxx() to fsi_pio_xxx()
This is preparation for DMAEngine support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:38 +00:00
Kuninori Morimoto
376cf38a90 ASoC: fsi: data push/pop calculation part was divided
Next transfer data size of "push" and "pop" had calculated on shared function.
But it was not readable code.
This patch divided it into for push, and for pop.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:38 +00:00
Kuninori Morimoto
4e62d84d9d ASoC: fsi: tidyup: fsi_stream_xx() functions were gathered
This patch gathered fsi_stream_xxx() functions in order to make it readable.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:38 +00:00
Kuninori Morimoto
c1e6f10ea9 ASoC: fsi: reduce runtime calculation by using pre-setting
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-02-03 11:55:38 +00:00
Masanari Iida
542a398080 ixgbe: Fix typo in ixgbe_common.h
Correct spelling "packtetbuf_num" to "packetbuf_num" in
drivers/net/ethernet/intel/ixgbe/ixgbe_common.h

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
2012-02-03 03:10:25 -08:00
Mitch A Williams
2a06ed9297 igbvf: change copyright date
Change copyright date to 2012 in the source files.

Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Robert E Garrett <robertX.e.garrett@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2012-02-03 03:07:15 -08:00
Greg Rose
5c47a2b621 ixgbevf: Update copyright notices
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Robert E Garrett <robertX.e.garrett@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2012-02-03 03:07:09 -08:00
Greg Rose
3a2c40336b ixgbevf: Fix mailbox interrupt ack bug
Remove jump to out label that was skipping over code to replace the
ack bit in the mailbox cache variable.  This was causing driver mailbox
routines that poll for the PF to ack a message to time out which would
in turn cause all other mailbox messages to fail.  Also replace the
mailbox cache variable message indication bit when a message is found
so that other functions that choose to poll for a mailbox message from
the PF won't miss it.

Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Robert E Garrett <robertX.e.garrett@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2012-02-03 03:05:49 -08:00
Stephen Hemminger
1bba2e81f5 ixgbe: make ethtool strings table const
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2012-02-03 03:05:43 -08:00
Greg Rose
68d6d4ab9a ixgbe: Add warning when no space left for more MAC filters
Send message to system log when the VF requests another MAC filter
but there is no space left on the device for it.

Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Robert E Garrett <robertX.e.garrett@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2012-02-03 03:05:36 -08:00
Don Skidmore
9497182051 ixgbe: update copyright to 2012
New year so bump the copyright date.

Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2012-02-03 03:05:30 -08:00
Matthijs Kooijman
3fe89a0c79 drm/radeon: do not continue after error from r600_ib_test
This return statement got dropped while fixing the conflicts introduced
in 7a7e8734ac.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-02-03 10:15:03 +00:00
Julia Lawall
08bc3d4e67 drivers/gpu/drm/drm_ioc32.c: initialize all fields
The c32 structure is allocated on the stack and its idx field is not
initialized before copying it to user level.  This patch takes the value
from the result of the ioctl, as done for the other fields.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-02-03 09:47:32 +00:00
Igor Murzov
82b982c9a6 Input: i8042 - add Lenovo Ideapad U455 to 'reset' blacklist
From 2d5a38a56453421e82428155f4b00303f3fb19b2 Mon Sep 17 00:00:00 2001
From: Igor Murzov <e-mail@date.by>
Date: Wed, 1 Feb 2012 03:11:53 +0400
Subject: [PATCH] Input: i8042 - add Lenovo Ideapad U455 to 'reset' blacklist

Lenovo Ideapad U455 needs to be in the reset quirk list for its
touchpad's proper function.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=40672

Signed-off-by: Igor Murzov <e-mail@date.by>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-02-03 00:22:43 -08:00
Kuninori Morimoto
9c0a835a9d usb: ch9.h: usb_endpoint_maxp() uses __le16_to_cpu()
The usb/ch9.h will be installed to /usr/include/linux,
and be used from user space.
But le16_to_cpu() is only defined for kernel code.
Without this patch, user space compile will be broken.
Special thanks to Stefan Becker

Cc: stable@vger.kernel.org # 3.2
Reported-by: Stefan Becker <chemobejk@gmail.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2012-02-03 09:29:23 +02:00
Cong Wang
976d98cb72 usb: musb: fix a build error on mips
On mips, we got:

drivers/usb/musb/musb_io.h:44: error: conflicting types for 'readsl'
arch/mips/include/asm/io.h:529: error: previous definition of 'readsl' was here
drivers/usb/musb/musb_io.h:46: error: conflicting types for 'readsw'
arch/mips/include/asm/io.h:528: error: previous definition of 'readsw' was here
drivers/usb/musb/musb_io.h:48: error: conflicting types for 'readsb'

so, should add !defined(CONFIG_MIPS) too.

Cc: Felipe Balbi <balbi@ti.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2012-02-03 09:29:13 +02:00
Stephane Eranian
84f2b9b2ed perf: Remove deprecated WARN_ON_ONCE()
With the new throttling/unthrottling code introduced with
commit:

  e050e3f0a7 ("perf: Fix broken interrupt rate throttling")

we occasionally hit two WARN_ON_ONCE() checks in:

  - intel_pmu_pebs_enable()
  - intel_pmu_lbr_enable()
  - x86_pmu_start()

The assertions are no longer problematic. There is a valid
path where they can trigger but it is harmless.

The assertion can be triggered with:

  $ perf record -e instructions:pp ....

Leading to paths:

  intel_pmu_pebs_enable
  intel_pmu_enable_event
  x86_perf_event_set_period
  x86_pmu_start
  perf_adjust_freq_unthr_context
  perf_event_task_tick
  scheduler_tick

And:

  intel_pmu_lbr_enable
  intel_pmu_enable_event
  x86_perf_event_set_period
  x86_pmu_start
  perf_adjust_freq_unthr_context.
  perf_event_task_tick
  scheduler_tick

cpuc->enabled is always on because when we get to
perf_adjust_freq_unthr_context() the PMU is not totally
disabled. Furthermore when we need to adjust a period,
we only stop the event we need to change and not the
entire PMU. Thus, when we re-enable, cpuc->enabled is
already set. Note that when we stop the event, both
pebs and lbr are stopped if necessary (and possible).

Signed-off-by: Stephane Eranian <eranian@google.com>
Cc: peterz@infradead.org
Link: http://lkml.kernel.org/r/20120202110401.GA30911@quad
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2012-02-03 08:24:40 +01:00
Axel Lin
b5266ea675 mmc: cb710 core: Add missing spin_lock_init for irq_lock of struct cb710_chip
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-02 16:28:14 -08:00
Danny Kukawka
474de3bbad cs5535-mfgpt: don't call __init function from __devinit
Fix scan_timers() to be __devinit and not __init since
the function get called from cs5535_mfgpt_probe which is
__devinit.

Signed-off-by: Danny Kukawka <danny.kukawka@bisect.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-02 16:28:13 -08:00
Danny Kukawka
3e5ba466d5 vmw_balloon: fix for a -Wuninitialized warning
Fix for a -Wuninitialized compiler warning. Changed return value of
vmballoon_send_lock_page() from bool to int to be able to distinguish
between the error cases to avoid uninitialized use of hv_status in
vmballoon_reserve_page()

Signed-off-by: Danny Kukawka <danny.kukawka@bisect.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-02 16:28:13 -08:00
Kukjin Kim
7ccfe015a6 serial: samsung: Add support for EXYNOS5250
Cc: Thomas Abraham <thomas.abraham@linaro.org>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-02 16:11:24 -08:00
Kukjin Kim
5f7b6d1972 serial: samsung: Add support for EXYNOS4212 and EXYNOS4412
This should be added for EXYNOS4212 and EXYNOS4412 SoCs.

Cc: Thomas Abraham <thomas.abraham@linaro.org>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-02 16:11:24 -08:00
Samuel Thibault
1bab08c075 drivers/tty/vt/vt_ioctl.c: fix KDFONTOP 32bit compatibility layer
KDFONTOP(GET) currently fails with EIO when being run in a 32bit userland
with a 64bit kernel if the font width is not 8.

This is because the compatibility layer introduced by e9216651 ("tty:
handle VT specific compat ioctls in vt driver") forces the addition of the
KD_FONT_FLAG_OLD flag, which makes con_font_get return EIO in such case.

This flag should *not* be set for KDFONTOP, since it's actually the whole
point of this flag (see comment in con_font_set for instance).

Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Arthur Taylor <art@ified.ca>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-02 16:11:23 -08:00
Randy Dunlap
26417d4757 docbook: fix fatal errors in device-drivers docbook and add DMA Management section
Fix 2 fatal errors in the device-drivers docbook.
Also add some missing files from drivers/base/; since several
of these are DMA-related, add a section for DMA Management.

docproc: drivers/base/sys.c: No such file or directory
docproc: drivers/tty/serial/8250.c: No such file or directory

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-02 15:56:01 -08:00