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2011-03-23[SCSI] lpfc 8.3.22: Add support for PCI Adapter FailureJames Smart
Periodically poll adapter registers to detect pci adapter failure (reads return -1). On failure, take port offline, set error indicators and wake up worker threads. Threads will take adapter offline. Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2011-03-23[SCSI] lpfc 8.3.22: T10-DIF correctionsJames Smart
T10-DIF corrections - Add selective reset jump table entry - Split T10-DIF BDEs that cross 4K boundary Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2011-03-23[SCSI] lpfc 8.3.22: Add new mailbox command and new BSG fixJames Smart
- Add new Queue Create Mailbox version support - Make lpfc_bsg_wake_mbox_wait routine check the mailboxes job reference before using it. Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2011-03-23[SCSI] ses: Avoid kernel panic when lun 0 is not mappedKrishnasamy, Somasundaram
During device discovery, scsi mid layer sends INQUIRY command to LUN 0. If the LUN 0 is not mapped to host, it creates a temporary scsi_device with LUN id 0 and sends REPORT_LUNS command to it. After the REPORT_LUNS succeeds, it walks through the LUN table and adds each LUN found to sysfs. At the end of REPORT_LUNS lun table scan, it will delete the temporary scsi_device of LUN 0. When scsi devices are added to sysfs, it calls add_dev function of all the registered class interfaces. If ses driver has been registered, ses_intf_add() of ses module will be called. This function calls scsi_device_enclosure() to check the inquiry data for EncServ bit. Since inquiry was not allocated for temporary LUN 0 scsi_device, it will cause NULL pointer exception. To fix the problem, sdev->inquiry is checked for NULL before reading it. Signed-off-by: Somasundaram Krishnasamy <Somasundaram.Krishnasamy@lsi.com> Signed-off-by: Babu Moger <babu.moger@lsi.com> Cc: stable@kernel.org Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2011-03-23[SCSI] mvsas: Add support for HighPoint RR27xx series HBAHighPoint Linux Team
This patch is to add support for HighPoint RR27xx SAS/SATA HBA which is based on Marvell 88SE9480 chipset. Signed-off-by: HighPoint Linux Team <linux@highpoint-tech.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2011-03-23[SCSI] scsi_transport_iscsi: make priv_sess file writeable only by rootVasiliy Kulikov
Signed-off-by: Vasiliy Kulikov <segoon@openwall.com> Acked-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2011-03-23[SCSI] ses: show devices for enclosures with no page 7John Hughes
enclosure page 7 gives us the "pretty" names of the enclosure slots. Without a page 7, we can still use the enclosure code as long as we make up numeric names for the slots. Unfortunately, the current code fails to add any devices because the check for page 10 is in the wrong place if we have no page 7. Fix it so that devices show up even if the enclosure has no page 7. Cc: stable@kernel.org Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2011-03-23Merge branches 'pstore-fixes' and 'syscalls2' into releaseTony Luck
2011-03-23perf_events: Fix stale ->cgrp pointer in update_cgrp_time_from_cpuctx()Stephane Eranian
This patch solves a stale pointer problem in update_cgrp_time_from_cpuctx(). The cpuctx->cgrp was not cleared on all possible event exit paths, including: close() perf_release() perf_release_kernel() list_del_event() This patch fixes list_del_event() to clear cpuctx->cgrp when there are no cgroup events left in the context. [ This second version makes the code compile when CONFIG_CGROUP_PERF is not enabled. We unconditionally define perf_cpu_context->cgrp. ] Signed-off-by: Stephane Eranian <eranian@google.com> Cc: peterz@infradead.org Cc: perfmon2-devel@lists.sf.net Cc: paulus@samba.org Cc: davem@davemloft.net LKML-Reference: <20110323150306.GA1580@quad> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-03-23Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: ALSA: HDA: Realtek: Avoid unnecessary volume control index on Surround/Side ASoC: Support !REGULATOR build for sgtl5000 ALSA: hda - VIA: Fix VT1708 can't build up Headphone control issue ALSA: hda - VIA: Correct stream names for VT1818S ALSA: hda - VIA: Fix codec type for VT1708BCE at the right timing ALSA: hda - VIA: Fix invalid A-A path volume adjust issue ALSA: hda - VIA: Add missing support for VT1718S in A-A path ALSA: hda - VIA: Fix independent headphone no sound issue ALSA: hda - VIA: Fix stereo mixer recording no sound issue ALSA: hda - Set EAPD for Realtek ALC665 ALSA: usb - Remove trailing spaces from USB card name strings sound: read i_size with i_size_read() ASoC: Remove bogus check for register validity in debugfs write ASoC: mini2440: Fix uda134x codec problem.
2011-03-23sys_swapon: fix inode lockingCesar Eduardo Barros
A conflict between 52c50567d8ab ("mm: swap: unlock swapfile inode mutex before closing file on bad swapfiles") and 83ef99befc32 ("sys_swapon: remove did_down variable") caused a double unlock of the inode mutex (once in bad_swap: before the filp_close, once at the end just before returning). The patch which added the extra unlock cleared did_down to avoid unlocking twice, but the other patch removed the did_down variable. To fix, set inode to NULL after the first unlock, since it will be used after that point only for the final unlock. While checking this patch, I found a path which could unlock without locking, in case the same inode was added as a swapfile twice. To fix, move the setting of the inode variable further down, to just before claim_swapfile, which will lock the inode before doing anything else. Cc: Mel Gorman <mgorman@suse.de> Cc: Hugh Dickins <hughd@google.com> Cc: Eric B Munson <emunson@mgebm.net> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Cesar Eduardo Barros <cesarb@cesarb.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-03-23smp: add missing init.h includeHeiko Carstens
Commit 34db18a054c6 ("smp: move smp setup functions to kernel/smp.c") causes this build error on s390 because of a missing init.h include: CC arch/s390/kernel/asm-offsets.s In file included from /home2/heicarst/linux-2.6/arch/s390/include/asm/spinlock.h:14:0, from include/linux/spinlock.h:87, from include/linux/seqlock.h:29, from include/linux/time.h:8, from include/linux/timex.h:56, from include/linux/sched.h:57, from arch/s390/kernel/asm-offsets.c:10: include/linux/smp.h:117:20: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'setup_nr_cpu_ids' include/linux/smp.h:118:20: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'smp_init' Fix it by adding the include statement. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Acked-by: WANG Cong <amwang@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-03-23ARM: mx51: Implement code to allow mx51 to enter WFIDinh Nguyen
Implement code for MX51 that allows the SoC to enter WFI when arch_idle is called. This patch is also necessary for correctly suspending the system. Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mx51: Add entry for gpc_dvfs_clkDinh Nguyen
For MX51 SRPG, we need to turn on the GPC clock in order to set the SRPG registers. Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mx50: Add support to get the silicon revisionDinh Nguyen
For MX50, the HW_ADADIG_DIGPROG register in the ANATOP module will have the correct silicon revision: Major Minor Description 0x50 0x0 TO1.0 0x50 0x1 TO1.1 Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mxs: configure and register the second FEC device on TX28/STK5-V4Lothar Waßmann
Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mxc: fix buggy '.end' of IORESOURCE_MEM in device codesShawn Guo
Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Wolfram Sang <w.sang@pengutronix.de> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM i.MX: remove duplicated #includeHuang Weiyi
Remove duplicated #include('s) in arch/arm/mach-mx5/mx51_efika.c Signed-off-by: Huang Weiyi <weiyi.huang@gmail.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: imx: let MACH_IMX27_VISSTRIM_M10 select IMX_HAVE_PLATFORM_IMX_SSIUwe Kleine-König
mach-imx27_visstrim_m10.c uses imx27_add_imx_ssi() so it needs to select IMX_HAVE_PLATFORM_IMX_SSI to fix: arch/arm/mach-imx/built-in.o: In function `visstrim_m10_board_init': mach-imx27_visstrim_m10.c:(.init.text+0x308): undefined reference to `imx_add_imx_ssi' mach-imx27_visstrim_m10.c:(.init.text+0x394): undefined reference to `imx27_imx_ssi_data' Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23MX51: Add AUDMUX ports definitionsJulien Boibessot
Signed-off-by: Julien Boibessot <julien.boibessot@armadeus.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mxc: Add sched_clock to mxc platformJan Weitzel
Add sched_clock using cyc_to_sched_clock and update_sched_clock with HAVE_SCHED_CLOCK tested on iMX27 and iMX35 Signed-off-by: Jan Weitzel <j.weitzel@phytec.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mxc: Add dummy_get_cycles to avoid access before init is doneJan Weitzel
this is needed to use get_cycles with sched_clock. Accessing timer without enabled clk will result in crash Signed-off-by: Jan Weitzel <j.weitzel@phytec.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mx5/mx53_evk: Make the reset pin name more meaningfulFabio Estevam
As there is a mx53_smd board in the kernel, using SMD_FEC_PHY_RST as the pin name can be misleading when used on a MX53_EVK board. Change the pin name to reflect the board name. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mx5/mx53_evk: Use gpio_request_one in mx53_evk_fec_resetFabio Estevam
Current code inside mx53_evk_fec_reset uses gpio_direction_output with initial value of the GPIO and also sets the GPIO value via gpio_set_value right after. This is not needed. By using gpio_request_one it is possible to set the direction and initial value in one shot. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mx5/babbage: Use gpio_request_one in babbage_fec_resetFabio Estevam
Current code inside babbage_fec_reset uses gpio_direction_output with initial value of the GPIO and also sets the GPIO value via gpio_set_value to the same level right after. This is not needed. By using gpio_request_one it is possible to set the direction and initial value in one shot. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mx53_loco: Add GPIO Keypad supportFrank Li
Signed-off-by: Frank Li <Frank.Li@freescale.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mx51: Print silicon revision on bootFabio Estevam
Having the silicon revision to appear on the boot log is a useful information. MX31 and MX35 already show the silicon revision on boot. Add support for displaying such information for MX51 as well. Tested on a MX51EVK, where it shows: CPU identified as i.MX51, silicon rev 3.0 Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-03-23ARM: mach-shmobile: add coherent DMA mask to CEU camera devicesGuennadi Liakhovetski
Cameras are currently broken on ARM sh-mobile platforms. They need a suitable coherent DMA mask. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-03-23ARM: mach-shmobile: Dynamic backlight control for MackerelMagnus Damm
Use GPIO_PORT31 to control the backlight on the Mackerel board. Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-03-23fix leaks in path_lookupat()Al Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2011-03-23sh: Fix ptrace hw_breakpoint handlingDavid Engraf
Since commit 34d0b5af50a063cded842716633501b38ff815fb it is no longer possible to debug an application using singlestep. The old commit converted singlestep handling via ptrace to hw_breakpoints. The hw_breakpoint is disabled when an event is triggered and not re-enabled again. This patch re-enables the existing hw_breakpoint before the existing breakpoint is reused. Signed-off-by: David Engraf <david.engraf@sysgo.com> Cc: stable@kernel.org Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-03-23sh: Fix ptrace fpu state initialisationPhil Edworthy
Commit 0ea820cf introduced the PTRACE_GETFPREGS/SETFPREGS cmds, but gdb-server still accesses the FPU state using the PTRACE_PEEKUSR/POKEUSR commands. In this case, xstate was not initialised. Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com> Cc: stable@kernel.org Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-03-23sched, doc: Update sched-design-CFS.txtBorislav Petkov
Correct ->dequeue_tree() thinko into sched_class->dequeue_task and drop all references to ->task_new() since it is obviously gone. Signed-off-by: Borislav Petkov <borislav.petkov@amd.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> LKML-Reference: <1300815978-16618-1-git-send-email-bp@amd64.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-03-23lockdep: Remove unused 'factor' variable from lockdep_stats_show()Sergey Senozhatsky
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> LKML-Reference: <20110323123828.GB4244@swordfish.minsk.epam.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-03-23sched: Remove unused 'rq' variable and cpu_rq() call from ↵Sergey Senozhatsky
alloc_fair_sched_group() Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Peter Zijlstra <peterz@infradead.org> LKML-Reference: <20110323111722.GA4244@swordfish.minsk.epam.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-03-23sched.h: Fix a typo ("its")Jonathan Neuschäfer
The sentence uses the possessive pronoun, which is spelled without an apostrophe. Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net> Cc: Jiri Kosina <trivial@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> LKML-Reference: <1300735487-2406-1-git-send-email-j.neuschaefer@gmx.net> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-03-23Merge branch 'topic/asoc' into for-linusTakashi Iwai
2011-03-23sh: Re-enable GENERIC_HARDIRQS_NO_DEPRECATED.Paul Mundt
Now that the in-tree offenders have seemingly all caught up, we can finally unconditionally select this. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-03-23sh: pmb: Use struct syscore_ops instead of sysdevsPaul Mundt
This converts the PMB code over to use the new syscore_ops and kills off the old sysdev utilization, as per Rafael's example. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-03-23sh: Use struct syscore_ops instead of sysdevsRafael J. Wysocki
Convert the SuperH clocks framework and shared interrupt handling code to using struct syscore_ops instead of a sysdev classes and sysdevs for power managment. This reduces the code size significantly and simplifies it. The optimizations causing things not to be restored after creating a hibernation image are removed, but they might lead to undesirable effects during resume from hibernation (e.g. the clocks would be left as the boot kernel set them, which might be not the same way as the hibernated kernel had seen them before the hibernation). This also is necessary for removing sysdevs from the kernel entirely in the future. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-03-23mfd: Push byte swaps out of wm8994 bulk read pathMark Brown
For consistency with the write path push byte swaps of the WM8994 register data out of the bulk read data path into the per-register APIs. The only user of the bulk register read is the interrupt code which is updated to do the swaps itself part of this patch. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-23mfd: Rename ab8500 gpadc headerLinus Walleij
Rename AB8500 GPADC header so as not to be redunantly named. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-23mfd: Constify WM8994 write pathMark Brown
Allow const buffers to be passed in without type safety issues. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-23mfd: Push byte swap out of WM8994 bulk I/OMark Brown
For bulk I/O it is both convenient and more sensible to pre-swap the data rather than doing the swap as part of the I/O operation so move the byte swaps we're currently doing into the core write function into the register based functions, giving the bulk write function a straight pass through to the chip. This leaves reads inconsistent, this will be addressed as a followup patch. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-23mfd: Avoid copying data in WM8994 I2C writeMark Brown
As well as providing a trivial performance optimisation this also avoids allocating a copy of the message on the stack which is beneficial when doing large transfers. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-23mfd: Remove copy from WM831x I2C write functionMark Brown
This saves us allocating an array on the stack, giving a meaningless performance improvement and ensuring that if drivers ever do large writes we'll not allocate large arrays on the stack. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-23mfd: Staticise WM8994 PM opsMark Brown
They're not exported. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-23regulator: Add a subdriver for TI TPS6105x regulator portions v2Linus Walleij
This adds a subdriver for the regulator found inside the TPS61050 and TPS61052 chips. Cc: Samuel Ortiz <samuel.ortiz@intel.com> Cc: Ola Lilja <ola.o.lilja@stericsson.com> Cc: Jonas Aberg <jonas.aberg@stericsson.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-23mfd: Add a core driver for TI TPS61050/TPS61052 chips v2Linus Walleij
The TPS61050/TPS61052 are boost converters, LED drivers, LED flash drivers and a simple GPIO pin chips. Cc: Liam Girdwood <lrg@slimlogic.co.uk> Cc: Mark Brown <broonie@opensource.wolfsonmicro.com> Cc: Jonas Aberg <jonas.aberg@stericsson.com> Cc: Ola Lilja <ola.o.lilja@stericsson.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-23gpio: Add Tunnel Creek support to sch_gpioDenis Turischev
Almost the same driver for both Poulsbo and Tunnel Creek. The difference is in quantity of GPIOs powered by the core power rail and by suspend power supply, default values for some GPIOs, etc. Detect actual hardware by platform device ID assigned in lpc_sch and set configuration accordingly. Signed-off-by: Denis Turischev <denis@compulab.co.il> Acked-by: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>