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A struct nvdimm_bus is the anchor device for registering nvdimm
resources and interfaces, for example, a character control device,
nvdimm devices, and I/O region devices. The ACPI NFIT (NVDIMM Firmware
Interface Table) is one possible platform description for such
non-volatile memory resources in a system. The nfit.ko driver attaches
to the "ACPI0012" device that indicates the presence of the NFIT and
parses the table to register a struct nvdimm_bus instance.
Cc: <linux-acpi@vger.kernel.org>
Cc: Lv Zheng <lv.zheng@intel.com>
Cc: Robert Moore <robert.moore@intel.com>
Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Jeff Moyer <jmoyer@redhat.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Tested-by: Toshi Kani <toshi.kani@hp.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
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ACPICA commit e4e17ca361373e9b81494bb4ca697a12cef3cba6
NVDIMM Firmware Interface Table.
Link: https://github.com/acpica/acpica/commit/e4e17ca3
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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ACPICA commit d6d003556c6fc22e067d5d511577128a661266c3
-t option displays all ACPI tables.
Link: https://github.com/acpica/acpica/commit/d6d00355
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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ACPICA commit 403b8b0023fd7549b2f9bf818fcc1ba481047b69
If non-AML files are used with the -e option, the disassembler
can fault. The fix is to ensure that all -e files are either
SSDTs or a DSDT. ACPICA BZ 1158.
Link: https://github.com/acpica/acpica/commit/403b8b00
Reference: https://bugs.acpica.org/show_bug.cgi?id=1158
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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ACPICA commit e4f0b73c107680841d7dd01cc04ec108df6580bd
There is code in acpi_hw_build_pci_list() destructing returned object
(return_list_head) before touching it while the allocated new object
(list_head) is not tracked correctly to be destructed on the error case,
which is detected as unsecure code by the "Coverity" tool.
This patch fixes this issue by always intializing the returned object in
acpi_hw_build_pci_list() so that the caller of acpi_hw_build_pci_list() needn't
initialize it and always using the returned object to track the new
allocated objects. Lv Zheng.
Link: https://github.com/acpica/acpica/commit/e4f0b73c
Link: https://jira01.devtools.intel.com/browse/LCK-2143
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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acpi_ds_auto_serialize_method().
ACPICA commit 29d03840cbab435e8ea82e9339ff9d84535c647d
This patch fixes a resource leak issue in acpi_ds_auto_serialize_method().
It is reported by the "Coverity" tool as unsecure code. Lv Zheng.
Link: https://github.com/acpica/acpica/commit/29d03840
Link: https://jira01.devtools.intel.com/browse/LCK-2142
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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ACPICA commit 08170904011f1e8f817d9e3a9f2bb2438aeacf60
For the compiler part (not disassembler).
- Characters not within a comment must be be ASCII (0-0x7F), and
now either printable or a "space" character.
Provides better detection of files that cannot be compiled.
This patch only affects iASL which is not in the Linux upstream.
Link: https://github.com/acpica/acpica/commit/08170904
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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ACPICA commit 7325b59c8b5d1522ded51ae6a76b804f6e8da5d2
Moved from a C module.
Link: https://github.com/acpica/acpica/commit/7325b59c
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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ACPICA commit 7ba68f2eafa12fe75ee7aa0df7543d5ea2443051
Compiler, Interpreter, acpi_help.
_BTH, _CR3, _DSD, _LPI, _MTL, _PRR, _RDI,
_RST, _TFP, _TSN.
Link: https://github.com/acpica/acpica/commit/7ba68f2e
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Revert commit b1ef29725865 (ACPICA: Permanently set _REV to the value
'2'.) as it causes a sound regression to happen on Dell XPS 13 (2015).
Reported-by: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Pull drm fixes from Dave Airlie:
"I really need to get back to sending these on my Friday, instead of my
Monday morning, but nothing too amazing in here: a few amdkfd fixes, a
few radeon fixes, i915 fixes, one tegra fix and one core fix"
* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
drm: Zero out invalid vblank timestamp in drm_update_vblank_count.
drm/tegra: Don't use vblank_disable_immediate on incapable driver.
drm/radeon: stop trying to suspend UVD sessions
drm/radeon: more strictly validate the UVD codec
drm/radeon: make UVD handle checking more strict
drm/radeon: make VCE handle check more strict
drm/radeon: fix userptr lockup
drm/radeon: fix userptr BO unpin bug v3
drm/amdkfd: Initialize sdma vm when creating sdma queue
drm/amdkfd: Don't report local memory size
drm/amdkfd: allow unregister process with queues
drm/i915: Drop PIPE-A quirk for 945GSE HP Mini
drm/i915: Sink rate read should be saved in deca-kHz
drm/i915/dp: there is no audio on port A
drm/i915: Add missing MacBook Pro models with dual channel LVDS
drm/i915: Assume dual channel LVDS if pixel clock necessitates it
drm/radeon: don't setup audio on asics that don't support it
drm/radeon: disable semaphores for UVD V1 (v2)
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git://anongit.freedesktop.org/drm-intel into drm-fixes
misc i915 fixes.
* tag 'drm-intel-fixes-2015-05-08' of git://anongit.freedesktop.org/drm-intel:
drm/i915: Drop PIPE-A quirk for 945GSE HP Mini
drm/i915: Sink rate read should be saved in deca-kHz
drm/i915/dp: there is no audio on port A
drm/i915: Add missing MacBook Pro models with dual channel LVDS
drm/i915: Assume dual channel LVDS if pixel clock necessitates it
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Since commit 844b03f27739135fe1fed2fef06da0ffc4c7a081 we make
sure that after vblank irq off, we return the last valid
(vblank count, vblank timestamp) pair to clients, e.g., during
modesets, which is good.
An overlooked side effect of that commit for kms drivers without
support for precise vblank timestamping is that at vblank irq
enable, when we update the vblank counter from the hw counter, we
can't update the corresponding vblank timestamp, so now we have a
totally mismatched timestamp for the new count to confuse clients.
Restore old client visible behaviour from before Linux 3.17, but
zero out the timestamp at vblank counter update (instead of disable
as in original implementation) if we can't generate a meaningful
timestamp immediately for the new vblank counter. This will fix
this regression, so callers know they need to retry again later
if they need a valid timestamp, but at the same time preserves
the improvements made in the commit mentioned above.
Signed-off-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Cc: <stable@vger.kernel.org> #v3.17+
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC fixes from Arnd Bergmann:
"A few patches have come up since the merge window. The largest one is
a rewrite of the PXA lubbock/mainstone IRQ handling. This was already
broken in 2011 by a change to the GPIO code and only noticed now.
The other changes contained here are:
MAINTAINERS file updates:
- Ray Jui and Scott Branden are now co-maintainers for some of the
mach-bcm chips, while Christian Daudt and Marc Carino have stepped
down.
- Andrew Victor is no longer maintaining at91. Instead, Alexandre
Belloni now becomes an official maintainer, after having done a
bulk of the work for a while.
- Baruch Siach, who added the mach-digicolor platform in 4.1 is now
listed as maintainer
- The git URL for mach-socfpga has changed
Bug fixes:
- Three bug fixes for new rockchip rk3288 code
- A regression fix to make SD card support work on certain ux500
boards
- multiple smaller dts fixes for imx, omap, mvebu, and shmobile
- a regression fiix for omap3 power consumption
- a fix for regression in the ARM CCI bus driver
Configuration changes:
- more imx platforms are now enabled in multi_v7_defconfig"
* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (39 commits)
MAINTAINERS: add Conexant Digicolor machines entry
MAINTAINERS: socfpga: update the git repo for SoCFPGA
ARM: multi_v7_defconfig: Select more FSL SoCs
MAINTAINERS: replace an AT91 maintainer
drivers: CCI: fix used_mask init in validate_group()
bus: omap_l3_noc: Fix master id address decoding for OMAP5
bus: omap_l3_noc: Fix offset for DRA7 CLK1_HOST_CLK1_2 instance
ARM: dts: dra7: Fix efuse register size for ABB
ARM: dts: am57xx-beagle-x15: Switch GPIO fan number
ARM: dts: am57xx-beagle-x15: Switch UART mux pins
ARM: dts: am437x-sk: reduce col-scan-delay-us
ARM: dts: am437x-sk: fix for new newhaven display module revision
ARM: dts: am57xx-beagle-x15: Fix RTC aliases
ARM: dts: am57xx-beagle-x15: Fix IRQ type for mcp7941x
ARM: dts: omap3: Add #iommu-cells to isp and iva iommu
ARM: omap2plus_defconfig: Enable EXTCON_USB_GPIO
ARM: dts: OMAP3-N900: Add microphone bias voltages
ARM: OMAP2+: Fix omap off idle power consumption creeping up
MAINTAINERS: Update brcmstb entry
MAINTAINERS: Remove Christian Daudt for mach-bcm
...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq updates from Thomas Gleixner:
"Two patches from the irq departement:
- a simple fix to make dummy_irq_chip usable for wakeup scenarios
- removal of the gic arch_extn hackery. Now that all users are
converted we really want to get rid of the interface so people wont
come up with new use cases"
* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip: gic: Drop support for gic_arch_extn
genirq: Set IRQCHIP_SKIP_SET_WAKE flag for dummy_irq_chip
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git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
Pull device mapper fixes from Mike Snitzer:
"Two additional fixes for changes introduced via DM during the 4.1
merge window.
The first reverts a dm-crypt change that wasn't correct. The second
fixes a device format regression that impacted userspace"
* tag 'dm-4.1-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
init: fix regression by supporting devices with major:minor:offset format
Revert "dm crypt: fix deadlock when async crypto algorithm returns -EBUSY"
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Pull block fixes from Jens Axboe:
"A collection of fixes since the merge window;
- fix for a double elevator module release, from Chao Yu. Ancient bug.
- the splice() MORE flag fix from Christophe Leroy.
- a fix for NVMe, fixing a patch that went in in the merge window.
From Keith.
- two fixes for blk-mq CPU hotplug handling, from Ming Lei.
- bdi vs blockdev lifetime fix from Neil Brown, fixing and oops in md.
- two blk-mq fixes from Shaohua, fixing a race on queue stop and a
bad merge issue with FUA writes.
- division-by-zero fix for writeback from Tejun.
- a block bounce page accounting fix, making sure we inc/dec after
bouncing so that pre/post IO pages match up. From Wang YanQing"
* 'for-linus' of git://git.kernel.dk/linux-block:
splice: sendfile() at once fails for big files
blk-mq: don't lose requests if a stopped queue restarts
blk-mq: fix FUA request hang
block: destroy bdi before blockdev is unregistered.
block:bounce: fix call inc_|dec_zone_page_state on different pages confuse value of NR_BOUNCE
elevator: fix double release of elevator module
writeback: use |1 instead of +1 to protect against div by zero
blk-mq: fix CPU hotplug handling
blk-mq: fix race between timeout and CPU hotplug
NVMe: Fix VPD B0 max sectors translation
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio
Pull GPIO fixes from Linus Walleij:
"Here is a bunch of GPIO fixes that I collected since -rc1, nothing
controversial, nothing special:
- fix a memory leak for GPIO hotplug.
- fix a signedness bug in the ACPI GPIO pin validation.
- driver fixes: Qualcomm SPMI and OMAP MPUIO IRQ issues"
* tag 'gpio-v4.1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
gpio: omap: Fix regression for MPUIO interrupts
gpio: sysfs: fix memory leaks and device hotplug
pinctrl: qcom-spmi-gpio: Fix input value report
pinctrl: qcom-spmi-gpio: Fix output type configuration
gpiolib: change gpio pin from unsigned to signed in acpi callback
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Pull MMC fixes from Ulf Hansson:
"MMC core:
- Don't access RPMB partitions for normal read/write
- Fix hibernation restore sequence
MMC host:
- dw_mmc: Fix card detection for non removable cards
- dw_mmc: Fix sglist issue in 32-bit mode
- sh_mmcif: Fix timeout value for command request"
* tag 'mmc-4.1-rc2' of git://git.linaro.org/people/ulf.hansson/mmc:
mmc: dw_mmc: dw_mci_get_cd check MMC_CAP_NONREMOVABLE
mmc: dw_mmc: init desc in dw_mci_idmac_init
mmc: card: Don't access RPMB partitions for normal read/write
mmc: sh_mmcif: Fix timeout value for command request
mmc: core: add missing pm event in mmc_pm_notify to fix hib restore
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Tegra would not only need a hardware vblank counter that
increments at leading edge of vblank, but also support
for instantaneous high precision vblank timestamp queries, ie.
a proper implementation of dev->driver->get_vblank_timestamp().
Without these, there can be off-by-one errors during vblank
disable/enable if the scanout is inside vblank at en/disable
time, and additionally clients will never see any useable
vblank timestamps when querying via drmWaitVblank ioctl. This
would negatively affect swap scheduling under X11 and Wayland.
Signed-off-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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git://people.freedesktop.org/~gabbayo/linux into drm-fixes
- Add missing initialization of SDMA vm register when creating an SDMA queue
- Don't report local memory size, as we don't support local memory allocation
yet.
- Allow to unregister process with exisiting queues. Until now we blocked
it with BUG_ON, which was also an error by itself.
* tag 'drm-amdkfd-fixes-2015-05-07' of git://people.freedesktop.org/~gabbayo/linux:
drm/amdkfd: Initialize sdma vm when creating sdma queue
drm/amdkfd: Don't report local memory size
drm/amdkfd: allow unregister process with queues
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into drm-fixes
Mostly stability fixes for UVD and VCE, plus a few other bug and regression
fixes.
* 'drm-fixes-4.1' of git://people.freedesktop.org/~agd5f/linux:
drm/radeon: stop trying to suspend UVD sessions
drm/radeon: more strictly validate the UVD codec
drm/radeon: make UVD handle checking more strict
drm/radeon: make VCE handle check more strict
drm/radeon: fix userptr lockup
drm/radeon: fix userptr BO unpin bug v3
drm/radeon: don't setup audio on asics that don't support it
drm/radeon: disable semaphores for UVD V1 (v2)
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When non-removable is used for emmc, MMC_CAP_NONREMOVABLE should
also be checked, otherwise detection fail since present=0
Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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Set 0 to des1 in 32bit case.
Otherwise the random value of des1 will be used in
dw_mci_translate_sglist: IDMAC_SET_BUFFER1_SIZE(desc, length)
Signed-off-by: Fei Wang <w.f@huawei.com>
Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull power management and ACPI fixes from Rafael Wysocki:
"These include three regression fixes (PCI resources management,
ACPI/PNP device enumeration, ACPI SBS on MacBook) and two ACPI
documentation fixes related to GPIO.
Specifics:
- Fix for a PCI resources management regression introduced during the
4.0 cycle and related to the handling of ACPI resources'
Producer/Consumer flags that turn out to be useless (Jiang Liu)
- Fix for a MacBook regression related to the Smart Battery Subsystem
(SBS) driver causing various problems (stalls on boot, failure to
detect or report battery) to happen and introduced during the 3.18
cycle (Chris Bainbridge)
- Fix for an ACPI/PNP device enumeration regression introduced during
the 3.16 cycle caused by failing to include two PNP device IDs into
the list of IDs that PNP device objects need to be created for
(Witold Szczeponik)
- Fixes for two minor mistakes in the ACPI GPIO properties
documentation (Antonio Ospite, Rafael J Wysocki)"
* tag 'pm+acpi-4.1-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
ACPI / PNP: add two IDs to list for PNPACPI device enumeration
ACPI / documentation: Fix ambiguity in the GPIO properties document
ACPI / documentation: fix a sentence about GPIO resources
ACPI / SBS: Add 5 us delay to fix SBS hangs on MacBook
x86/PCI/ACPI: Make all resources except [io 0xcf8-0xcff] available on PCI bus
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* acpi-resources:
x86/PCI/ACPI: Make all resources except [io 0xcf8-0xcff] available on PCI bus
* acpi-battery:
ACPI / SBS: Add 5 us delay to fix SBS hangs on MacBook
* acpi-doc:
ACPI / documentation: Fix ambiguity in the GPIO properties document
ACPI / documentation: fix a sentence about GPIO resources
* acpi-pnp:
ACPI / PNP: add two IDs to list for PNPACPI device enumeration
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Currently in validate_group(), there is a static initializer
for fake_pmu.used_mask which is based on CPU_BITS_NONE but
the used_mask array size is based on CCI_PMU_MAX_HW_EVENTS.
CCI_PMU_MAX_HW_EVENTS is not based on NR_CPUS, so CPU_BITS_NONE
is not correct and will cause a build failure if NR_CPUS
is set high enough to make CPU_BITS_NONE larger than used_mask.
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Mark Salter <msalter@redhat.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes
Merge "omap fixes against v4.1-rc1" from Tony Lindgren:
Fixes for omaps, mostly a fix for power power consumption
creeping up during idle, and two l3-noc device fixes:
- Fix power consumption creeping up with I2C4 staying on
- Fix n900 microphone bias voltages
- Fix dra7 l3-noc for host clock
- Fix omap5 l3-noc id address decoding
The rest are all just minor dts fixes:
- Fix changed EXTCON_USB_GPIO_USB in defconfig
- Fix missing isp and iva #iommu-cells property
- Various beagle x15 dts fixes for pre-production changes
- Fix am437x-sk display dts entries
* tag 'omap-for-v4.1/fixes-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
bus: omap_l3_noc: Fix master id address decoding for OMAP5
bus: omap_l3_noc: Fix offset for DRA7 CLK1_HOST_CLK1_2 instance
ARM: dts: dra7: Fix efuse register size for ABB
ARM: dts: am57xx-beagle-x15: Switch GPIO fan number
ARM: dts: am57xx-beagle-x15: Switch UART mux pins
ARM: dts: am437x-sk: reduce col-scan-delay-us
ARM: dts: am437x-sk: fix for new newhaven display module revision
ARM: dts: am57xx-beagle-x15: Fix RTC aliases
ARM: dts: am57xx-beagle-x15: Fix IRQ type for mcp7941x
ARM: dts: omap3: Add #iommu-cells to isp and iva iommu
ARM: omap2plus_defconfig: Enable EXTCON_USB_GPIO
ARM: dts: OMAP3-N900: Add microphone bias voltages
ARM: OMAP2+: Fix omap off idle power consumption creeping up
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
Pull pin control fixes from Linus Walleij:
"Here is a smallish set of pin control fixes for the v4.1 cycle,
collected the last two weeks:
- fix a real nasty legacy bug that has screwed up the protection of
adding pinctrl maps dynamically. Normally this didn't happen so
much but Dough Anderson ran into it and fixed it, kudos!
- minor driver fixes for Qualcomm spmi, mediatek and Marvell drivers"
* tag 'pinctrl-v4.1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
pinctrl: Don't just pretend to protect pinctrl_maps, do it for real
pinctrl: mediatek: mtk-common: initialize unmask
pinctrl: qcom-spmi-mpp: Fix input value report
pinctrl: qcom-spmi: Fix pin direction configuration
pinctrl: mvebu: Fix mapping of pin 63 (gpo -> gpio)
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Pull vfio fixes from Alex Williamson:
"Fix some undesirable behavior with the vfio device request interface:
- increase verbosity of device request channel (Alex Williamson)
- fix runaway interruptible timeout (Alex Williamson)"
* tag 'vfio-v4.1-rc3' of git://github.com/awilliam/linux-vfio:
vfio: Fix runaway interruptible timeout
vfio-pci: Log device requests more verbosely
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Saving the current UVD state on suspend and restoring it on resume
just doesn't work reliable. Just close cleanup all sessions on suspend.
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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MPEG 2/4 are only supported since UVD3.
Signed-off-by: Christian König <christian.koenig@amd.com>
CC: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Invalid messages can crash the hw otherwise.
Signed-off-by: Christian König <christian.koenig@amd.com>
CC: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Invalid handles can crash the hw.
Signed-off-by: Christian König <christian.koenig@amd.com>
CC: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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We shouldn't try to reserve and wait for a BO that isn't bound. Otherwise
we can run into a deadlock if we have a fault during binding the BO.
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Fixing a memory leak with userptrs.
v2: clean up the loop, use an iterator instead
v3: remove unused variable
Signed-off-by: monk.liu <monk.liu@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
CC: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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This patch fixes a bug where sdma vm wasn't initialized when
an sdma queue was created in HWS mode.
This caused GPUVM faults to appear on dmesg and it is one of the
causes that SDMA queues are not working.
Signed-off-by: Xihan Zhang <xihan.zhang@amd.com>
Reviewed-by: Ben Goz <ben.goz@amd.comt>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Cc: stable@vger.kernel.org
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
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This patch sets the local memory size that is reported to userspace to 0.
This is done to make sure that userspace won't try to allocate local memory
for HSA.
As long as amdkfd doesn't support allocating local memory for HSA,
we need this patch.
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Cc: stable@vger.kernel.org
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
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Sometimes we might unregister process that have queues, because we couldn't
preempt the queues. Until now we blocked it with BUG_ON but instead just
print it as debug.
Reviewed-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Cc: stable@vger.kernel.org
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
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Pull infiniband updates from Doug Ledford:
"Minor updates for 4.1-rc
Most of the changes are fairly small and well confined. The iWARP
address reporting changes are the only ones that are a medium size. I
had these queued up prior to rc1, but due to the shuffle in
maintainers, they did not get submitted when I expected. My apologies
for that. I feel comfortable with them however due to the testing
they've received, so I left them in this submission"
* tag 'for-linus' of git://github.com/dledford/linux:
MAINTAINERS: Update InfiniBand subsystem maintainer
MAINTAINERS: add include/rdma/ to InfiniBand subsystem
IPoIB/CM: Fix indentation level
iw_cxgb4: Remove negative advice dmesg warnings
IB/core: Fix unaligned accesses
IB/core: change rdma_gid2ip into void function as it always return zero
IB/qib: use arch_phys_wc_add()
IB/qib: add acounting for MTRR
IB/core: dma unmap optimizations
IB/core: dma map/unmap locking optimizations
RDMA/cxgb4: Report the actual address of the remote connecting peer
RDMA/nes: Report the actual address of the remote connecting peer
RDMA/core: Enable the iWarp Port Mapper to provide the actual address of the connecting peer to its clients
iw_cxgb4: enforce qp/cq id requirements
iw_cxgb4: use BAR2 GTS register for T5 kernel mode CQs
iw_cxgb4: 32b platform fixes
iw_cxgb4: Cleanup register defines/MACROS
RDMA/CMA: Canonize IPv4 on IPV6 sockets properly
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Since the introduction of BIOS fb preservation, circa 3.17, we began
encountering a failure during boot when trying to use force-detect
before GEM was initialised. That bug is from
commit 7fad798e16fecddd41c6a91728a09f0b9507e40c
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Wed Jul 4 17:51:47 2012 +0200
drm/i915: ensure the force pipe A quirk is actually followed
but investigation of the affected machine revealed that it was using a
PIPE-A quirk even though it was a 945GSE and the quirk is only supposed
to be used to workaround a hardware issue on 830/845. That quirk was
added for this HP Mini in
commit 6b93afc564a5e74b0eaaa46c95f557449951b3b9
Author: Bryce Harrington <bryce@bryceharrington.org>
Date: Wed May 27 03:40:52 2009 -0700
add pipe a force quirk for Dell mini
in order to workaround an issue with the BIOS behaving strangely during
lid-close. Since then we have a much larger hammer to thwart the BIOS
after opening the lid and the PIPE-A quirk is no longer required.
Reported-and-tested-by: Apostolos B. <barz621@gmail.com>
References: https://bugs.freedesktop.org/show_bug.cgi?id=21960
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=87521
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
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The sink rate read from supported link rate table is in KHz as per spec
while in drm, the saved clock is in deca-KHz. So divide the link rate by
10 before storing.
Reading of rates was added by:
commit fc0f8e25318f ("drm/i915/skl: Read sink supported rates from edp
panel")
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Sonika Jindal <sonika.jindal@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen bug fixes from David Vrabel:
- fix blkback regression if using persistent grants
- fix various event channel related suspend/resume bugs
- fix AMD x86 regression with X86_BUG_SYSRET_SS_ATTRS
- SWIOTLB on ARM now uses frames <4 GiB (if available) so device only
capable of 32-bit DMA work.
* tag 'for-linus-4.1b-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
xen: Add __GFP_DMA flag when xen_swiotlb_init gets free pages on ARM
hypervisor/x86/xen: Unset X86_BUG_SYSRET_SS_ATTRS on Xen PV guests
xen/events: Set irq_info->evtchn before binding the channel to CPU in __startup_pirq()
xen/console: Update console event channel on resume
xen/xenbus: Update xenbus event channel on resume
xen/events: Clear cpu_evtchn_mask before resuming
xen-pciback: Add name prefix to global 'permissive' variable
xen: Suspend ticks on all CPUs during suspend
xen/grant: introduce func gnttab_unmap_refs_sync()
xen/blkback: safely unmap purge persistent grants
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar:
"EFI fixes, and FPU fix, a ticket spinlock boundary condition fix and
two build fixes"
* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/fpu: Always restore_xinit_state() when use_eager_cpu()
x86: Make cpu_tss available to external modules
efi: Fix error handling in add_sysfs_runtime_map_entry()
x86/spinlocks: Fix regression in spinlock contention detection
x86/mm: Clean up types in xlate_dev_mem_ptr()
x86/efi: Store upper bits of command line buffer address in ext_cmd_line_ptr
efivarfs: Ensure VariableName is NUL-terminated
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Way back, when the world was a simpler place and there was no war, no
evil, and no kernel bugs, there was just a single pinctrl lock. That
was how the world was when (57291ce pinctrl: core device tree mapping
table parsing support) was written. In that case, there were
instances where the pinctrl mutex was already held when
pinctrl_register_map() was called, hence a "locked" parameter was
passed to the function to indicate that the mutex was already locked
(so we shouldn't lock it again).
A few years ago in (42fed7b pinctrl: move subsystem mutex to
pinctrl_dev struct), we switched to a separate pinctrl_maps_mutex.
...but (oops) we forgot to re-think about the whole "locked" parameter
for pinctrl_register_map(). Basically the "locked" parameter appears
to still refer to whether the bigger pinctrl_dev mutex is locked, but
we're using it to skip locks of our (now separate) pinctrl_maps_mutex.
That's kind of a bad thing(TM). Probably nobody noticed because most
of the calls to pinctrl_register_map happen at boot time and we've got
synchronous device probing. ...and even cases where we're
asynchronous don't end up actually hitting the race too often. ...but
after banging my head against the wall for a bug that reproduced 1 out
of 1000 reboots and lots of looking through kgdb, I finally noticed
this.
Anyway, we can now safely remove the "locked" parameter and go back to
a war-free, evil-free, and kernel-bug-free world.
Fixes: 42fed7ba44e4 ("pinctrl: move subsystem mutex to pinctrl_dev struct")
Signed-off-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Make sure that xen_swiotlb_init allocates buffers that are DMA capable
when at least one memblock is available below 4G. Otherwise we assume
that all devices on the SoC can cope with >4G addresses. We do this on
ARM and ARM64, where dom0 is mapped 1:1, so pfn == mfn in this case.
No functional changes on x86.
From: Chen Baozi <baozich@gmail.com>
Signed-off-by: Chen Baozi <baozich@gmail.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Tested-by: Chen Baozi <baozich@gmail.com>
Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
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At some point with all the GPIO clean-up we've broken the
MPUIO interrupts. Those are just a little bit different from
the GPIO interrupts, so we can fix it up just by setting
different irqchip functions for it. And then we can just
remove all old code trying to do the same.
Cc: Aaro Koskinen <aaro.koskinen@iki.fi>
Cc: Javier Martinez Canillas <javier@dowhile0.org>
Cc: Kevin Hilman <khilman@deeprootsystems.com>
Cc: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Reviewed-by: Grygorii Strashko <grygorii.strashko@linaro.org>
Acked-by: Santosh Shilimkar <ssantosh@kernel.org>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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During kernel boot, it will try to read some logical sectors
of each block device node for the possible partition table.
But since RPMB partition is special and can not be accessed
by normal eMMC read / write CMDs, it will cause below error
messages during kernel boot:
...
mmc0: Got data interrupt 0x00000002 even though no data operation was in progress.
mmcblk0rpmb: error -110 transferring data, sector 0, nr 32, cmd response 0x900, card status 0xb00
mmcblk0rpmb: retrying using single block read
mmcblk0rpmb: timed out sending r/w cmd command, card status 0x400900
mmcblk0rpmb: timed out sending r/w cmd command, card status 0x400900
mmcblk0rpmb: timed out sending r/w cmd command, card status 0x400900
mmcblk0rpmb: timed out sending r/w cmd command, card status 0x400900
mmcblk0rpmb: timed out sending r/w cmd command, card status 0x400900
mmcblk0rpmb: timed out sending r/w cmd command, card status 0x400900
end_request: I/O error, dev mmcblk0rpmb, sector 0
Buffer I/O error on device mmcblk0rpmb, logical block 0
end_request: I/O error, dev mmcblk0rpmb, sector 8
Buffer I/O error on device mmcblk0rpmb, logical block 1
end_request: I/O error, dev mmcblk0rpmb, sector 16
Buffer I/O error on device mmcblk0rpmb, logical block 2
end_request: I/O error, dev mmcblk0rpmb, sector 24
Buffer I/O error on device mmcblk0rpmb, logical block 3
...
This patch will discard the access request in eMMC queue if
it is RPMB partition access request. By this way, it avoids
trigger above error messages.
Fixes: 090d25fe224c ("mmc: core: Expose access to RPMB partition")
Signed-off-by: Yunpeng Gao <yunpeng.gao@intel.com>
Signed-off-by: Chuanxiao Dong <chuanxiao.dong@intel.com>
Tested-by: Michael Shigorin <mike@altlinux.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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f9fd54f22e ("mmc: sh_mmcif: Use msecs_to_jiffies() for host->timeout")
changed the timeout value from 1000 jiffies to 1s. In the case where
HZ is 1000 the values are the same. However, for smaller HZ values the
timeout is now smaller, 1s instead of 10s in the case of HZ=100.
Since the timeout occurs in spite of a normal data transfer a timeout of
10s seems more appropriate. This restores the previous timeout in the
case where HZ=100 and results in an increase over the previous timeout
for larger values of HZ.
Fixes: f9fd54f22e ("mmc: sh_mmcif: Use msecs_to_jiffies() for host->timeout")
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
[horms: rewrote changelog to refer to HZ]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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The eDP port A register on PCH split platforms has a slightly different
register layout from the other ports, with bit 6 being either alternate
scrambler reset or reserved, depending on the generation. Our
misinterpretation of the bit as audio has lead to warning.
Fix this by not enabling audio on port A, since none of our platforms
support audio on port A anyway.
v2: DDI doesn't have audio on port A either (Sivakumar Thulasimani)
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=89958
Reported-and-tested-by: Chris Bainbridge <chris.bainbridge@gmail.com>
Cc: stable@vger.kernel.org
Reviewed-by: Sivakumar Thulasimani <sivakumar.thulasimani@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
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