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2012-12-10drm/ttm: change fence_lock to inner lockMaarten Lankhorst
This requires changing the order in ttm_bo_cleanup_refs_or_queue to take the reservation first, as there is otherwise no race free way to take lru lock before fence_lock. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-12-10Merge branch 'drm-next-3.8' of git://people.freedesktop.org/~agd5f/linux ↵Dave Airlie
into drm-next Alex writes: Pretty minor -next pull request. We some additional new bits waiting internally for release. Hopefully Monday we can get at least some of them out. The others will probably take a few more weeks. Highlights of the current request: - ELD registers for passing audio information to the sound hardware - Handle GPUVM page faults more gracefully - Misc fixes Merge radeon test * 'drm-next-3.8' of git://people.freedesktop.org/~agd5f/linux: (483 commits) drm/radeon: bump driver version for new info ioctl requests drm/radeon: fix eDP clk and lane setup for scaled modes drm/radeon: add new INFO ioctl requests drm/radeon/dce32+: use fractional fb dividers for high clocks drm/radeon: use cached memory when evicting for vram on non agp drm/radeon: add a CS flag END_OF_FRAME drm/radeon: stop page faults from hanging the system (v2) drm/radeon/dce4/5: add registers for ELD handling drm/radeon/dce3.2: add registers for ELD handling radeon: fix pll/ctrc mapping on dce2 and dce3 hardware Linux 3.7-rc7 powerpc/eeh: Do not invalidate PE properly Revert "drm/i915: enable rc6 on ilk again" ALSA: hda - Fix build without CONFIG_PM of/address: sparc: Declare of_iomap as an extern function for sparc again PM / QoS: fix wrong error-checking condition bnx2x: remove redundant warning log vxlan: fix command usage in its doc 8139cp: revert "set ring address before enabling receiver" MPI: Fix compilation on MIPS with GCC 4.4 and newer ... Conflicts: drivers/gpu/drm/exynos/exynos_drm_encoder.c drivers/gpu/drm/exynos/exynos_drm_fbdev.c drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
2012-12-10drivers/video/console/softcursor.c: remove redundant NULL check before kfree()Sachin Kamat
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2012-12-10drivers/video: add support for the Solomon SSD1307 OLED ControllerMaxime Ripard
Add support for the Solomon SSD1307 OLED controller found on the Crystalfontz CFA10036 board. This controller can drive a display with a resolution up to 128x39 and can operate over I2C or SPI. The current driver has only been tested on the CFA-10036, that is using this controller over I2C to driver a 96x16 OLED screen. [akpm@linux-foundation.org: checkpatch fixes] Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Cc: Brian Lilly <brian@crystalfontz.com> Cc: Greg KH <gregkh@linux-foundation.org> Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de> Cc: Thomas Petazzoni <thomas@free-electrons.com> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2012-12-10drm/i915: add support for mPHY destination on intel_sbi_{read, write}Paulo Zanoni
This way we should be able to write mPHY registers using the Sideband Interface in the next commit. Also fixed some syntax oddities in the related code. Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com> Reviewed-by: Damien Lespiau <damien.lespiau@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2012-12-10mfd: tps6507x: Convert to devm_kzallocAxel Lin
Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-12-10mfd: stmpe: Update DT support for stmpe driverVipul Kumar Samar
This patch extends existing DT support for stmpe devices. This updates: - missing header files in stmpe.c - stmpe_of_probe() with pwm, rotator and new bindings. - Bindings are updated in binding document. Acked-by: Lee Jones <lee.jones@linaro.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Vipul Kumar Samar <vipulkumar.samar@st.com> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-12-10Merge tag 'asoc-3.8' of ↵Takashi Iwai
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next ASoC: Updates for v3.8 Some incremental updates, nothing too exciting. The biggest block here is the __dev annotation removal stuff from Bill, everything else is the usual driver-specific stuff - a combination of fixes and development. There will be at least more more set of fixes to come but I wanted to get these out ready for the merge window to make sure Bill's stuff makes it in.
2012-12-10Merge remote-tracking branch 'regulator/topic/wm831x' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/tps80031' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/tps65910' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/tps6586x' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/tps65090' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/tps516312' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/tol' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/stub' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/s2mps11' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/palmas' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/min' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/max8997' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/max8973' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/max77686' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/max1586' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/lp8788' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/log' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/hotplug' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/gpio' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/da9055' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/da9052' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/change' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/as3711' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/topic/arizona' into regulator-nextMark Brown
2012-12-10Merge remote-tracking branch 'regulator/fix/wm831x' into regulator-nextMark Brown
2012-12-10regulator: anatop: Use regulator_[get|set]_voltage_sel_regmapAxel Lin
Call regulator_[get|set]_voltage_sel_regmap instead of open code. Signed-off-by: Axel Lin <axel.lin@ingics.com> Reviewed-by: Ying-Chun Liu <paulliu@debian.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-12-10regulator: anatop: Use linear_min_sel with linear mappingAxel Lin
By setting linear_min_sel to anatop_reg->min_bit_val, we can avoid adjust the anatop_reg->min_bit_val offset in [set|get]_voltage_sel. With this chance we can refactor this driver to use regulator_[get|set]_voltage_sel_regmap. Signed-off-by: Axel Lin <axel.lin@ingics.com> Reviewed-by: Ying-Chun Liu <paulliu@debian.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-12-10regulator: max1586: Implement get_voltage_sel callbackAxel Lin
This is required since commit f7df20ec32 "regulator: core: Use list_voltage() to read single voltage regulators", otherwise _regulator_get_voltage returns rdev->desc->ops->list_voltage(rdev, 0). The Maxim 1586 controls V3 and V6 voltages, but offers no way of reading back the set up value. Thus this patch caches the setting when setting new voltage. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-12-10regulator: lp8788-buck: Kill _gpio_request functionAxel Lin
Simply use devm_gpio_request_one() instead. Signed-off-by: Axel Lin <axel.lin@ingics.com> Acked-by: Milo(Woogyom) Kim <milo.kim@ti.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-12-09fix "disabling echoes and oplocks" on SMB2 mountsSteve French
SMB2 and later will return only 1 credit for session setup (phase 1) not just for the negotiate protocol response. Do not disable echoes and oplocks on session setup (we only need one credit for tree connection anyway) as a resonse with only 1 credit on phase 1 of sessionsetup is expected. Fixes the "CIFS VFS: disabling echoes and oplocks" message logged to dmesg. Signed-off-by: Steve French <smfrench@gmail.com> Acked-by: Jeff Layton <jlayton@samba.org>
2012-12-09Do not send SMB2 signatures for SMB3 framesSteve French
Restructure code to make SMB2 vs. SMB3 signing a protocol specific op. SMB3 signing (AES_CMAC) is not enabled yet, but this restructuring at least makes sure we don't send an smb2 signature on an smb3 signed connection. A followon patch will add AES_CMAC and enable smb3 signing. Signed-off-by: Steve French <smfrench@gmail.com> Acked-by: Jeff Layton <jlayton@samba.org>
2012-12-09inet_diag: validate port comparison byte code to prevent unsafe readsNeal Cardwell
Add logic to verify that a port comparison byte code operation actually has the second inet_diag_bc_op from which we read the port for such operations. Previously the code blindly referenced op[1] without first checking whether a second inet_diag_bc_op struct could fit there. So a malicious user could make the kernel read 4 bytes beyond the end of the bytecode array by claiming to have a whole port comparison byte code (2 inet_diag_bc_op structs) when in fact the bytecode was not long enough to hold both. Signed-off-by: Neal Cardwell <ncardwell@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-12-09inet_diag: avoid unsafe and nonsensical prefix matches in inet_diag_bc_run()Neal Cardwell
Add logic to check the address family of the user-supplied conditional and the address family of the connection entry. We now do not do prefix matching of addresses from different address families (AF_INET vs AF_INET6), except for the previously existing support for having an IPv4 prefix match an IPv4-mapped IPv6 address (which this commit maintains as-is). This change is needed for two reasons: (1) The addresses are different lengths, so comparing a 128-bit IPv6 prefix match condition to a 32-bit IPv4 connection address can cause us to unwittingly walk off the end of the IPv4 address and read garbage or oops. (2) The IPv4 and IPv6 address spaces are semantically distinct, so a simple bit-wise comparison of the prefixes is not meaningful, and would lead to bogus results (except for the IPv4-mapped IPv6 case, which this commit maintains). Signed-off-by: Neal Cardwell <ncardwell@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-12-09inet_diag: validate byte code to prevent oops in inet_diag_bc_run()Neal Cardwell
Add logic to validate INET_DIAG_BC_S_COND and INET_DIAG_BC_D_COND operations. Previously we did not validate the inet_diag_hostcond, address family, address length, and prefix length. So a malicious user could make the kernel read beyond the end of the bytecode array by claiming to have a whole inet_diag_hostcond when the bytecode was not long enough to contain a whole inet_diag_hostcond of the given address family. Or they could make the kernel read up to about 27 bytes beyond the end of a connection address by passing a prefix length that exceeded the length of addresses of the given family. Signed-off-by: Neal Cardwell <ncardwell@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-12-09inet_diag: fix oops for IPv4 AF_INET6 TCP SYN-RECV stateNeal Cardwell
Fix inet_diag to be aware of the fact that AF_INET6 TCP connections instantiated for IPv4 traffic and in the SYN-RECV state were actually created with inet_reqsk_alloc(), instead of inet6_reqsk_alloc(). This means that for such connections inet6_rsk(req) returns a pointer to a random spot in memory up to roughly 64KB beyond the end of the request_sock. With this bug, for a server using AF_INET6 TCP sockets and serving IPv4 traffic, an inet_diag user like `ss state SYN-RECV` would lead to inet_diag_fill_req() causing an oops or the export to user space of 16 bytes of kernel memory as a garbage IPv6 address, depending on where the garbage inet6_rsk(req) pointed. Signed-off-by: Neal Cardwell <ncardwell@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-12-09Merge branch 'for-upstream' of https://github.com/agraf/linux-2.6 into queueMarcelo Tosatti
* 'for-upstream' of https://github.com/agraf/linux-2.6: (28 commits) KVM: PPC: booke: Get/set guest EPCR register using ONE_REG interface KVM: PPC: bookehv: Add EPCR support in mtspr/mfspr emulation KVM: PPC: bookehv: Add guest computation mode for irq delivery KVM: PPC: Make EPCR a valid field for booke64 and bookehv KVM: PPC: booke: Extend MAS2 EPN mask for 64-bit KVM: PPC: e500: Mask MAS2 EPN high 32-bits in 32/64 tlbwe emulation KVM: PPC: Mask ea's high 32-bits in 32/64 instr emulation KVM: PPC: e500: Add emulation helper for getting instruction ea KVM: PPC: bookehv64: Add support for interrupt handling KVM: PPC: bookehv: Remove GET_VCPU macro from exception handler KVM: PPC: booke: Fix get_tb() compile error on 64-bit KVM: PPC: e500: Silence bogus GCC warning in tlb code KVM: PPC: Book3S HV: Handle guest-caused machine checks on POWER7 without panicking KVM: PPC: Book3S HV: Improve handling of local vs. global TLB invalidations MAINTAINERS: Add git tree link for PPC KVM KVM: PPC: Book3S PR: MSR_DE doesn't exist on Book 3S KVM: PPC: Book3S PR: Fix VSX handling KVM: PPC: Book3S PR: Emulate PURR, SPURR and DSCR registers KVM: PPC: Book3S HV: Don't give the guest RW access to RO pages KVM: PPC: Book3S HV: Report correct HPT entry index when reading HPT ...
2012-12-09deadline: Allow 0ms deadline latency, increase the read speedxiaobing tu
Change a timer compare from after to after-equals, thus allowing 0 timeout and making deadline schedule FIFO. Signed-off-by: xiaobing tu <xiaobing.tu@intel.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2012-12-10ASoC: codecs: remove __dev* attributesBill Pemberton
CONFIG_HOTPLUG is going away as an option. As result the __dev* markings will be going away. Remove use of __devinit, __devexit_p, __devinitdata, __devinitconst, and __devexit. Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-12-10ASoC: utils: remove __dev* attributesBill Pemberton
CONFIG_HOTPLUG is going away as an option. As result the __dev* markings will be going away. Remove use of __devinit, __devexit_p, __devinitdata, __devinitconst, and __devexit. Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-12-10ASoC: ux500: remove __dev* attributesBill Pemberton
CONFIG_HOTPLUG is going away as an option. As result the __dev* markings will be going away. Remove use of __devinit, __devexit_p, __devinitdata, __devinitconst, and __devexit. Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-12-10ASoC: txx9: remove __dev* attributesBill Pemberton
CONFIG_HOTPLUG is going away as an option. As result the __dev* markings will be going away. Remove use of __devinit, __devexit_p, __devinitdata, __devinitconst, and __devexit. Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-12-10ASoC: tegra: remove __dev* attributesBill Pemberton
CONFIG_HOTPLUG is going away as an option. As result the __dev* markings will be going away. Remove use of __devinit, __devexit_p, __devinitdata, __devinitconst, and __devexit. Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>