Commit Graph

39527 Commits

Author SHA1 Message Date
Jani Nikula affa22b5f0 drm/i915: fix documentation build warnings
Just a straightforward bag of fixes for a clean htmldocs build.

Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190605095657.23601-2-jani.nikula@intel.com
2019-06-06 11:13:20 +03:00
Jani Nikula 8a6f43d4d9 Documentation/i915: Fix kernel-doc references to moved gem files
The error messages could be more descriptive, but fix these caused by
file moves:

WARNING: kernel-doc './scripts/kernel-doc -rst -enable-lineno -internal
    ./drivers/gpu/drm/i915/i915_gem_shrinker.c' failed with return code 2
WARNING: kernel-doc './scripts/kernel-doc -rst -enable-lineno -function
    User command execution ./drivers/gpu/drm/i915/i915_gem_execbuffer.c'
    failed with return code 1
WARNING: kernel-doc './scripts/kernel-doc -rst -enable-lineno -internal
    ./drivers/gpu/drm/i915/i915_gem_tiling.c' failed with return code 2
WARNING: kernel-doc './scripts/kernel-doc -rst -enable-lineno -function
    buffer object tiling ./drivers/gpu/drm/i915/i915_gem_tiling.c'
    failed with return code 1

Fixes: 10be98a77c ("drm/i915: Move more GEM objects under gem/")
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190605095657.23601-1-jani.nikula@intel.com
2019-06-06 11:13:08 +03:00
Mauro Carvalho Chehab bcc8737ddc Documentation/i915: Fix references to renamed files
WARNING: kernel-doc './scripts/kernel-doc -rst -enable-lineno -function Hardware workarounds ./drivers/gpu/drm/i915/intel_workarounds.c' failed with return code 1
WARNING: kernel-doc './scripts/kernel-doc -rst -enable-lineno -function Logical Rings, Logical Ring Contexts and Execlists ./drivers/gpu/drm/i915/intel_lrc.c' failed with return code 1
WARNING: kernel-doc './scripts/kernel-doc -rst -enable-lineno -internal ./drivers/gpu/drm/i915/intel_lrc.c' failed with return code 2

Fixes: 112ed2d31a ("drm/i915: Move GraphicsTechnology files under gt/")
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/bd7dd29b9fb2101c954c8cfb2c3b4efc7d277045.1559656538.git.mchehab+samsung@kernel.org
2019-06-05 12:33:42 +03:00
Dave Airlie 14ee642c2a Features:
- Engine discovery query (Tvrtko)
 - Support for DP YCbCr4:2:0 outputs (Gwan-gyeong)
 - HDCP revocation support, refactoring (Ramalingam)
 - Remove DRM_AUTH from IOCTLs which also have DRM_RENDER_ALLOW (Christian König)
 - Asynchronous display power disabling (Imre)
 - Perma-pin uC firmware and re-enable global reset (Fernando)
 - GTT remapping for display, for bigger fb size and stride (Ville)
 - Enable pipe HDR mode on ICL if only HDR planes are used (Ville)
 - Kconfig to tweak the busyspin durations for i915_wait_request (Chris)
 - Allow multiple user handles to the same VM (Chris)
 - GT/GEM runtime pm improvements using wakerefs (Chris)
 - Gen 4&5 render context support (Chris)
 - Allow userspace to clone contexts on creation (Chris)
 - SINGLE_TIMELINE flags for context creation (Chris)
 - Allow specification of parallel execbuf (Chris)
 
 Refactoring:
 - Header refactoring (Jani)
 - Move GraphicsTechnology files under gt/ (Chris)
 - Sideband code refactoring (Chris)
 
 Fixes:
 - ICL DSI state readout and checker fixes (Vandita)
 - GLK DSI picture corruption fix (Stanislav)
 - HDMI deep color fixes (Clinton, Aditya)
 - Fix driver unbinding from a device in use (Janusz)
 - Fix clock gating with pipe scaling (Radhakrishna)
 - Disable broken FBC on GLK (Daniel Drake)
 - Miscellaneous GuC fixes (Michal)
 - Fix MG PHY DP register programming (Imre)
 - Add missing combo PHY lane power setup (Imre)
 - Workarounds for early ICL VBT issues (Imre)
 - Fix fastset vs. pfit on/off on HSW EDP transcoder (Ville)
 - Add readout and state check for pch_pfit.force_thru (Ville)
 - Miscellaneous display fixes and refactoring (Ville)
 - Display workaround fixes (Ville)
 - Enable audio even if ELD is bogus (Ville)
 - Fix use-after-free in reporting create.size (Chris)
 - Sideband fixes to avoid BYT hard lockups (Chris)
 - Workaround fixes and improvements (Chris)
 
 Maintainer shortcomings:
 - Failure to adequately describe and give credit for all changes (Jani)
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Merge tag 'drm-intel-next-2019-05-24' of git://anongit.freedesktop.org/drm/drm-intel into drm-next

Features:
- Engine discovery query (Tvrtko)
- Support for DP YCbCr4:2:0 outputs (Gwan-gyeong)
- HDCP revocation support, refactoring (Ramalingam)
- Remove DRM_AUTH from IOCTLs which also have DRM_RENDER_ALLOW (Christian König)
- Asynchronous display power disabling (Imre)
- Perma-pin uC firmware and re-enable global reset (Fernando)
- GTT remapping for display, for bigger fb size and stride (Ville)
- Enable pipe HDR mode on ICL if only HDR planes are used (Ville)
- Kconfig to tweak the busyspin durations for i915_wait_request (Chris)
- Allow multiple user handles to the same VM (Chris)
- GT/GEM runtime pm improvements using wakerefs (Chris)
- Gen 4&5 render context support (Chris)
- Allow userspace to clone contexts on creation (Chris)
- SINGLE_TIMELINE flags for context creation (Chris)
- Allow specification of parallel execbuf (Chris)

Refactoring:
- Header refactoring (Jani)
- Move GraphicsTechnology files under gt/ (Chris)
- Sideband code refactoring (Chris)

Fixes:
- ICL DSI state readout and checker fixes (Vandita)
- GLK DSI picture corruption fix (Stanislav)
- HDMI deep color fixes (Clinton, Aditya)
- Fix driver unbinding from a device in use (Janusz)
- Fix clock gating with pipe scaling (Radhakrishna)
- Disable broken FBC on GLK (Daniel Drake)
- Miscellaneous GuC fixes (Michal)
- Fix MG PHY DP register programming (Imre)
- Add missing combo PHY lane power setup (Imre)
- Workarounds for early ICL VBT issues (Imre)
- Fix fastset vs. pfit on/off on HSW EDP transcoder (Ville)
- Add readout and state check for pch_pfit.force_thru (Ville)
- Miscellaneous display fixes and refactoring (Ville)
- Display workaround fixes (Ville)
- Enable audio even if ELD is bogus (Ville)
- Fix use-after-free in reporting create.size (Chris)
- Sideband fixes to avoid BYT hard lockups (Chris)
- Workaround fixes and improvements (Chris)

Maintainer shortcomings:
- Failure to adequately describe and give credit for all changes (Jani)

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87sgt3n45z.fsf@intel.com
2019-05-28 09:26:52 +10:00
Dave Airlie 88cd7a2c1b drm-misc-next for v5.3, try #2:
Cross-subsystem Changes:
 - Fix device tree bindings in drm-misc-next after a botched merge.
 
 Core Changes:
 - Docbook fix for drm_hdmi_infoframe_set_hdr_metadata.
 
 Driver Changes:
 - mediatek: Fix compiler warning after merging the HDR series.
 - vc4: Rework binner bo handling.
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Merge tag 'drm-misc-next-2019-05-24' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v5.3, try #2:

UAPI Changes:
- Add HDR source metadata property.
- Make drm.h compile on GNU/kFreeBSD by including stdint.h
- Clarify how the userspace reviewer has to review new kernel UAPI.
- Clarify that for using new UAPI, merging to drm-next or drm-misc-next should be enough.

Cross-subsystem Changes:
- video/hdmi: Add unpack function for DRM infoframes.
- Device tree bindings:
  * Updating a property for Mali Midgard GPUs
  * Updating a property for STM32 DSI panel
  * Adding support for FriendlyELEC HD702E 800x1280 panel
  * Adding support for Evervision VGG804821 800x480 5.0" WVGA TFT panel
  * Adding support for the EDT ET035012DM6 3.5" 320x240 QVGA 24-bit RGB TFT.
  * Adding support for Three Five displays TFC S9700RTWV43TR-01B 800x480 panel
    with resistive touch found on TI's AM335X-EVM.
  * Adding support for EDT ETM0430G0DH6 480x272 panel.
- Add OSD101T2587-53TS driver with DT bindings.
- Add Samsung S6E63M0 panel driver with DT bindings.
- Add VXT VL050-8048NT-C01 800x480 panel with DT bindings.
- Dma-buf:
  - Make mmap callback actually optional.
  - Documentation updates.
  - Fix debugfs refcount inbalance.
  - Remove unused sync_dump function.
- Fix device tree bindings in drm-misc-next after a botched merge.

Core Changes:
- Add support for HDR infoframes and related EDID parsing.
- Remove prime sg_table caching, now done inside dma-buf.
- Add shiny new drm_gem_vram helpers for simple VRAM drivers;
  with some fixes to the new API on top.
- Small fix to job cleanup without timeout handler.
- Documentation fixes to drm_fourcc.
- Replace lookups of drm_format with struct drm_format_info;
  remove functions that become obsolete by this conversion.
- Remove double include in bridge/panel.c and some drivers.
- Remove drmP.h include from drm/edid and drm/dp.
- Fix null pointer deref in drm_fb_helper_hotplug_event().
- Remove most members from drm_fb_helper_crtc, only mode_set is kept.
- Remove race of fb helpers with userspace; only restore mode
  when userspace is not master.
- Move legacy setup from drm_file.c to drm_legacy_misc.c
- Rework scheduler job destruction.
- drm/bus was removed, remove from TODO.
- Add __drm_atomic_helper_crtc_reset() to subclass crtc_state,
  and convert some drivers to use it (conversion is not complete yet).
- Bump vblank timeout wait to 100 ms for atomic.
- Docbook fix for drm_hdmi_infoframe_set_hdr_metadata.

Driver Changes:
- sun4i: Use DRM_GEM_CMA_VMAP_DRIVER_OPS instead of definining manually.
- v3d: Small cleanups, adding support for compute shaders,
       reservation/synchronization fixes and job management refactoring,
       fixes MMU and debugfs.
- lima: Fix null pointer in irq handler on startup, set default timeout for scheduled jobs.
- stm/ltdc: Assorted fixes and adding FB modifier support.
- amdgpu: Avoid hw reset if guilty job was already signaled.
- virtio: Add seqno to fences, add trace events, use correct flags for fence allocation.
- Convert AST, bochs, mgag200, vboxvideo, hisilicon to the new drm_gem_vram API.
- sun6i_mipi_dsi: Support DSI GENERIC_SHORT_WRITE_2 transfers.
- bochs: Small fix to use PTR_RET_OR_ZERO and driver unload.
- gma500: header fixes
- cirrus: Remove unused files.
- mediatek: Fix compiler warning after merging the HDR series.
- vc4: Rework binner bo handling.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/052875a5-27ba-3832-60c2-193d950afdff@linux.intel.com
2019-05-28 08:59:11 +10:00
Linus Torvalds e7bd3e248b Devicetree fixes for 5.2:
- Update checkpatch.pl to use DT vendor-prefixes.yaml
 
 - Fix DT binding references to files converted to DT schema
 
 - Clean-up Arm CPU binding examples to match schema
 
 - Add Sifive block versioning scheme documentation
 
 - Pass binding directory base to validation tools for reference lookups
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Merge tag 'devicetree-fixes-for-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull Devicetree fixes from Rob Herring:

 - Update checkpatch.pl to use DT vendor-prefixes.yaml

 - Fix DT binding references to files converted to DT schema

 - Clean-up Arm CPU binding examples to match schema

 - Add Sifive block versioning scheme documentation

 - Pass binding directory base to validation tools for reference lookups

* tag 'devicetree-fixes-for-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  checkpatch.pl: Update DT vendor prefix check
  dt: bindings: mtd: replace references to nand.txt with nand-controller.yaml
  dt-bindings: interrupt-controller: arm,gic: Fix schema errors in example
  dt-bindings: arm: Clean up CPU binding examples
  dt: fix refs that were renamed to json with the same file name
  dt-bindings: Pass binding directory to validation tools
  dt-bindings: sifive: describe sifive-blocks versioning
2019-05-24 15:16:46 -07:00
Linus Torvalds 0a72ef8990 Second round of arm64 fixes for -rc2
- Fix incorrect LDADD instruction encoding in our disassembly macros
 
 - Disable the broken ARM64_PSEUDO_NMI support for now
 
 - Add workaround for Cortex-A76 CPU erratum #1463225
 
 - Handle Cortex-A76/Neoverse-N1 erratum #1418040 w/ existing workaround
 
 - Fix IORT build failure if IOMMU_SUPPORT=n
 
 - Fix place-relative module relocation range checking and its
   interaction with KASLR
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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull more arm64 fixes from Will Deacon:

 - Fix incorrect LDADD instruction encoding in our disassembly macros

 - Disable the broken ARM64_PSEUDO_NMI support for now

 - Add workaround for Cortex-A76 CPU erratum #1463225

 - Handle Cortex-A76/Neoverse-N1 erratum #1418040 w/ existing workaround

 - Fix IORT build failure if IOMMU_SUPPORT=n

 - Fix place-relative module relocation range checking and its
   interaction with KASLR

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64: insn: Add BUILD_BUG_ON() for invalid masks
  arm64: insn: Fix ldadd instruction encoding
  arm64: Kconfig: Make ARM64_PSEUDO_NMI depend on BROKEN for now
  arm64: Handle erratum 1418040 as a superset of erratum 1188873
  arm64/module: deal with ambiguity in PRELxx relocation ranges
  ACPI/IORT: Fix build error when IOMMU_SUPPORT is disabled
  arm64/kernel: kaslr: reduce module randomization range to 2 GB
  arm64: errata: Add workaround for Cortex-A76 erratum #1463225
  arm64: Remove useless message during oops
2019-05-24 11:03:26 -07:00
Stephen Rothwell 909fa3321d
dt-bindings: fix up for vendor prefixes file conversion
Link: Link: http://patchwork.freedesktop.org/patch/msgid/20190521105151.51ffa942@canb.auug.org.au
Fixes: 374ed54293 ("Merge drm/drm-next into drm-misc-next")
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
2019-05-24 09:13:52 +02:00
Linus Torvalds 61686afe1f A handful of fixes for a docs build problem, along with catching the
spdxcheck.py script up with the current state of affairs.
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Merge tag 'docs-5.2-fixes' of git://git.lwn.net/linux

Pull documentation fixes from Jonathan Corbet:
 "A handful of fixes for a docs build problem, along with catching the
  spdxcheck.py script up with the current state of affairs"

* tag 'docs-5.2-fixes' of git://git.lwn.net/linux:
  Documentation: kdump: fix minor typo
  scripts/spdxcheck.py: Add dual license subdirectory
  scripts/spdxcheck.py: Fix path to deprecated licenses
  counter: fix Documentation build error due to incorrect source file name
2019-05-23 08:13:07 -07:00
Marc Zyngier a5325089bd arm64: Handle erratum 1418040 as a superset of erratum 1188873
We already mitigate erratum 1188873 affecting Cortex-A76 and
Neoverse-N1 r0p0 to r2p0. It turns out that revisions r0p0 to
r3p1 of the same cores are affected by erratum 1418040, which
has the same workaround as 1188873.

Let's expand the range of affected revisions to match 1418040,
and repaint all occurences of 1188873 to 1418040. Whilst we're
there, do a bit of reformating in silicon-errata.txt and drop
a now unnecessary dependency on ARM_ARCH_TIMER_OOL_WORKAROUND.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
2019-05-23 15:40:30 +01:00
Will Deacon 969f5ea627 arm64: errata: Add workaround for Cortex-A76 erratum #1463225
Revisions of the Cortex-A76 CPU prior to r4p0 are affected by an erratum
that can prevent interrupts from being taken when single-stepping.

This patch implements a software workaround to prevent userspace from
effectively being able to disable interrupts.

Cc: <stable@vger.kernel.org>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
2019-05-23 11:38:10 +01:00
Clément Péron 3b1d715dc2 dt-bindings: gpu: mali-midgard: Add H6 mali gpu compatible
This add the H6 mali compatible in the dt-bindings to later support
specific implementation.

Signed-off-by: Clément Péron <peron.clem@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190521161102.29620-5-peron.clem@gmail.com
2019-05-22 15:48:30 -05:00
Sean Paul 374ed54293 Merge drm/drm-next into drm-misc-next
Backmerging 5.2-rc1 to -misc-next for robher

Signed-off-by: Sean Paul <seanpaul@chromium.org>
2019-05-22 16:08:21 -04:00
Icenowy Zheng d4db6c0890 dt-bindings: gpu: add bus clock for Mali Midgard GPUs
Some SoCs adds a bus clock gate to the Mali Midgard GPU.

Add the binding for the bus clock.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Clément Péron <peron.clem@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190521161102.29620-4-peron.clem@gmail.com
2019-05-22 14:19:59 -05:00
Linus Torvalds f75b6f303b Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller:

 1) Clear up some recent tipc regressions because of registration
    ordering. Fix from Junwei Hu.

 2) tipc's TLV_SET() can read past the end of the supplied buffer during
    the copy. From Chris Packham.

 3) ptp example program doesn't match the kernel, from Richard Cochran.

 4) Outgoing message type fix in qrtr, from Bjorn Andersson.

 5) Flow control regression in stmmac, from Tan Tee Min.

 6) Fix inband autonegotiation in phylink, from Russell King.

 7) Fix sk_bound_dev_if handling in rawv6_bind(), from Mike Manning.

 8) Fix usbnet crash after disconnect, from Kloetzke Jan.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (21 commits)
  usbnet: fix kernel crash after disconnect
  selftests: fib_rule_tests: use pre-defined DEV_ADDR
  net-next: net: Fix typos in ip-sysctl.txt
  ipv6: Consider sk_bound_dev_if when binding a raw socket to an address
  net: phylink: ensure inband AN works correctly
  usbnet: ipheth: fix racing condition
  net: stmmac: dma channel control register need to be init first
  net: stmmac: fix ethtool flow control not able to get/set
  net: qrtr: Fix message type of outgoing packets
  networking: : fix typos in code comments
  ptp: Fix example program to match kernel.
  fddi: fix typos in code comments
  selftests: fib_rule_tests: enable forwarding before ipv4 from/iif test
  selftests: fib_rule_tests: fix local IPv4 address typo
  tipc: Avoid copying bytes beyond the supplied data
  2/2] net: xilinx_emaclite: use readx_poll_timeout() in mdio wait function
  1/2] net: axienet: use readx_poll_timeout() in mdio wait function
  vlan: Mark expected switch fall-through
  macvlan: Mark expected switch fall-through
  net/mlx4_en: ethtool, Remove unsupported SFP EEPROM high pages query
  ...
2019-05-22 08:28:16 -07:00
Kamal Dasu a5f2246fb9 dt: bindings: mtd: replace references to nand.txt with nand-controller.yaml
nand-controller.yaml replaced nand.txt however the references to it were
not updated. This change updates these references wherever it appears in
bindings documentation.

Fixes: 212e496935 ("dt-bindings: mtd: Add YAML schemas for the generic NAND options")
Signed-off-by: Kamal Dasu <kdasu.kdev@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-05-22 09:08:20 -05:00
Rob Herring 8d665693c2 dt-bindings: interrupt-controller: arm,gic: Fix schema errors in example
Validating the examples against the schema have a few errors:

arm,gic.example.dt.yaml: 'ranges' does not match any of the regexes: '^v2m@[0-9a-f]+$', 'pinctrl-[0-9]+'
arm,gic.example.dt.yaml: #address-cells:0:0: 2 is not one of [0, 1]
arm,gic.example.dt.yaml: #size-cells:0:0: 1 was expected

'ranges' is valid, but missing from the schema, so add it. The reg
addresses and sizes don't match the schema requirements and the example
template. We could just override the example template to use 64-bit
addresses, but there's not really any value showing that in the example.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-05-22 09:06:11 -05:00
Robin Murphy 31910f4476 dt-bindings: arm: Clean up CPU binding examples
Following commit 31af04cd60 ("arm64: dts: Remove inconsistent use of
'arm,armv8' compatible string"), clean up these binding examples in case
anyone is tempted to copy them.

CC: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-05-22 09:01:02 -05:00
Mauro Carvalho Chehab dfab99544c dt: fix refs that were renamed to json with the same file name
These files were converted to json-schema, but the references weren't
renamed.

Fixes: 66ed144f14 ("dt-bindings: interrupt-controller: Convert ARM GIC to json-schema")
(and other similar commits)

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-05-22 09:01:01 -05:00
Rob Herring 05aeca7cb0 dt-bindings: Pass binding directory to validation tools
In order to have $ref's to schema files within the kernel, we need to
pass the base path of bindings to the schema validation tools.

Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Michal Marek <michal.lkml@markovi.net>
Cc: devicetree@vger.kernel.org
Cc: linux-kbuild@vger.kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
2019-05-22 09:01:01 -05:00
Paul Walmsley f08ff9c525 dt-bindings: sifive: describe sifive-blocks versioning
For IP blocks that are generated from the public, open-source
sifive-blocks repository, describe the version numbering policy
that its maintainers intend to use, upon request from Rob
Herring <robh@kernel.org>.

Signed-off-by: Paul Walmsley <paul.walmsley@sifive.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Reviewed-by: Palmer Dabbelt <palmer@sifive.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Palmer Dabbelt <palmer@sifive.com>
Cc: Megan Wachs <megan@sifive.com>
Cc: Wesley Terpstra <wesley@sifive.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: devicetree@vger.kernel.org
Cc: linux-riscv@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
2019-05-22 09:01:00 -05:00
Matthias Kaehlcke 982c0500fd dt-bindings: gpu: add #cooling-cells property to the ARM Mali Midgard GPU binding
The GPU can be used as a thermal cooling device, add an optional
'#cooling-cells' property.

Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20190516172510.181473-1-mka@chromium.org
2019-05-22 10:20:18 +02:00
Masanari Iida 2bcd9d842b net-next: net: Fix typos in ip-sysctl.txt
This patch fixes some spelling typos found in ip-sysctl.txt

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-05-21 13:21:08 -07:00
Cengiz Can a65fd4f0de Documentation: kdump: fix minor typo
kdump.txt had a minor typo.

Signed-off-by: Cengiz Can <cengizc@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-05-21 09:31:28 -06:00
Weitao Hou ba3c43851f networking: : fix typos in code comments
fix accelleration to acceleration

Signed-off-by: Weitao Hou <houweitaoo@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-05-20 20:24:34 -04:00
Linus Torvalds 5bdd9ad875 Kbuild fixes for v5.2
- remove unused cc-ldoption
 
  - do not check the name uniquness of builtin modules to avoid
    false positives
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Merge tag 'kbuild-fixes-v5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild fixes from Masahiro Yamada:

 - remove unused cc-ldoption

 - do not check the name uniquness of builtin modules to avoid false
   positives

* tag 'kbuild-fixes-v5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  kbuild: do not check name uniqueness of builtin modules
  kbuild: drop support for cc-ldoption
2019-05-20 17:22:17 -07:00
Randy Dunlap fba388032c counter: fix Documentation build error due to incorrect source file name
Fix kernel-doc build error in Documentation/driver-api/generic-counter.rst
of incorrect source file name.
Fixes this warning and error:

Error: Cannot open file ../drivers/counter/generic-counter.c
WARNING: kernel-doc '../scripts/kernel-doc -rst -enable-lineno -export ../drivers/counter/generic-counter.c' failed with return code 2

Fixes: 09e7d4ed89 ("docs: Add Generic Counter interface documentation")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-05-20 13:18:45 -06:00
Linus Torvalds 78e0365184 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller:1) Use after free in __dev_map_entry_free(), from Eric Dumazet.

 1) Use after free in __dev_map_entry_free(), from Eric Dumazet.

 2) Fix TCP retransmission timestamps on passive Fast Open, from Yuchung
    Cheng.

 3) Orphan NFC, we'll take the patches directly into my tree. From
    Johannes Berg.

 4) We can't recycle cloned TCP skbs, from Eric Dumazet.

 5) Some flow dissector bpf test fixes, from Stanislav Fomichev.

 6) Fix RCU marking and warnings in rhashtable, from Herbert Xu.

 7) Fix some potential fib6 leaks, from Eric Dumazet.

 8) Fix a _decode_session4 uninitialized memory read bug fix that got
    lost in a merge. From Florian Westphal.

 9) Fix ipv6 source address routing wrt. exception route entries, from
    Wei Wang.

10) The netdev_xmit_more() conversion was not done %100 properly in mlx5
    driver, fix from Tariq Toukan.

11) Clean up botched merge on netfilter kselftest, from Florian
    Westphal.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (74 commits)
  of_net: fix of_get_mac_address retval if compiled without CONFIG_OF
  net: fix kernel-doc warnings for socket.c
  net: Treat sock->sk_drops as an unsigned int when printing
  kselftests: netfilter: fix leftover net/net-next merge conflict
  mlxsw: core: Prevent reading unsupported slave address from SFP EEPROM
  mlxsw: core: Prevent QSFP module initialization for old hardware
  vsock/virtio: Initialize core virtio vsock before registering the driver
  net/mlx5e: Fix possible modify header actions memory leak
  net/mlx5e: Fix no rewrite fields with the same match
  net/mlx5e: Additional check for flow destination comparison
  net/mlx5e: Add missing ethtool driver info for representors
  net/mlx5e: Fix number of vports for ingress ACL configuration
  net/mlx5e: Fix ethtool rxfh commands when CONFIG_MLX5_EN_RXNFC is disabled
  net/mlx5e: Fix wrong xmit_more application
  net/mlx5: Fix peer pf disable hca command
  net/mlx5: E-Switch, Correct type to u16 for vport_num and int for vport_index
  net/mlx5: Add meaningful return codes to status_to_err function
  net/mlx5: Imply MLXFW in mlx5_core
  Revert "tipc: fix modprobe tipc failed after switch order of device registration"
  vsock/virtio: free packets during the socket release
  ...
2019-05-20 08:21:07 -07:00
Nick Desaulniers 055efab312 kbuild: drop support for cc-ldoption
If you want to see if your linker supports a certain flag, then ask the
linker directly with ld-option (not the compiler with cc-ldoption).
Checking for linker flag support is an antipattern that complicates the
usage of various linkers other than bfd via -fuse-ld={bfd|gold|lld}.

Cc: clang-built-linux@googlegroups.com
Suggested-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2019-05-21 00:02:59 +09:00
Linus Torvalds cb6f8739fb Merge branch 'akpm' (patches from Andrew)
Merge yet more updates from Andrew Morton:
 "A few final bits:

   - large changes to vmalloc, yielding large performance benefits

   - tweak the console-flush-on-panic code

   - a few fixes"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  panic: add an option to replay all the printk message in buffer
  initramfs: don't free a non-existent initrd
  fs/writeback.c: use rcu_barrier() to wait for inflight wb switches going into workqueue when umount
  mm/compaction.c: correct zone boundary handling when isolating pages from a pageblock
  mm/vmap: add DEBUG_AUGMENT_LOWEST_MATCH_CHECK macro
  mm/vmap: add DEBUG_AUGMENT_PROPAGATE_CHECK macro
  mm/vmalloc.c: keep track of free blocks for vmap allocation
2019-05-19 12:15:32 -07:00
Linus Torvalds f23d8719e7 Merge branch 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c updates from Wolfram Sang:
 "Some I2C core API additions which are kind of simple but enhance error
  checking for users a lot, especially by returning errno now.

  There are wrappers to still support the old API but it will be removed
  once all users are converted"

* 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: core: add device-managed version of i2c_new_dummy
  i2c: core: improve return value handling of i2c_new_device and i2c_new_dummy
2019-05-19 11:47:03 -07:00
Linus Torvalds a13f950ef1 Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull clocksource updates from Ingo Molnar:
 "Misc clocksource/clockevent driver updates that came in a bit late but
  are ready for v5.2"

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  misc: atmel_tclib: Do not probe already used TCBs
  clocksource/drivers/timer-atmel-tcb: Convert tc_clksrc_suspend|resume() to static
  clocksource/drivers/tcb_clksrc: Rename the file for consistency
  clocksource/drivers/timer-atmel-pit: Rework Kconfig option
  clocksource/drivers/tcb_clksrc: Move Kconfig option
  ARM: at91: Implement clocksource selection
  clocksource/drivers/tcb_clksrc: Use tcb as sched_clock
  clocksource/drivers/tcb_clksrc: Stop depending on atmel_tclib
  ARM: at91: move SoC specific definitions to SoC folder
  clocksource/drivers/timer-milbeaut: Cleanup common register accesses
  clocksource/drivers/timer-milbeaut: Add shutdown function
  clocksource/drivers/timer-milbeaut: Fix to enable one-shot timer
  clocksource/drivers/tegra: Rework for compensation of suspend time
  clocksource/drivers/sp804: Add COMPILE_TEST to CONFIG_ARM_TIMER_SP804
  clocksource/drivers/sun4i: Add a compatible for suniv
  dt-bindings: timer: Add Allwinner suniv timer
2019-05-19 11:11:20 -07:00
Linus Torvalds d9351ea14d Merge branch 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull IRQ chip updates from Ingo Molnar:
 "A late irqchips update:

   - New TI INTR/INTA set of drivers

   - Rewrite of the stm32mp1-exti driver as a platform driver

   - Update the IOMMU MSI mapping API to be RT friendly

   - A number of cleanups and other low impact fixes"

* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (34 commits)
  iommu/dma-iommu: Remove iommu_dma_map_msi_msg()
  irqchip/gic-v3-mbi: Don't map the MSI page in mbi_compose_m{b, s}i_msg()
  irqchip/ls-scfg-msi: Don't map the MSI page in ls_scfg_msi_compose_msg()
  irqchip/gic-v3-its: Don't map the MSI page in its_irq_compose_msi_msg()
  irqchip/gicv2m: Don't map the MSI page in gicv2m_compose_msi_msg()
  iommu/dma-iommu: Split iommu_dma_map_msi_msg() in two parts
  genirq/msi: Add a new field in msi_desc to store an IOMMU cookie
  arm64: arch_k3: Enable interrupt controller drivers
  irqchip/ti-sci-inta: Add msi domain support
  soc: ti: Add MSI domain bus support for Interrupt Aggregator
  irqchip/ti-sci-inta: Add support for Interrupt Aggregator driver
  dt-bindings: irqchip: Introduce TISCI Interrupt Aggregator bindings
  irqchip/ti-sci-intr: Add support for Interrupt Router driver
  dt-bindings: irqchip: Introduce TISCI Interrupt router bindings
  gpio: thunderx: Use the default parent apis for {request,release}_resources
  genirq: Introduce irq_chip_{request,release}_resource_parent() apis
  firmware: ti_sci: Add helper apis to manage resources
  firmware: ti_sci: Add RM mapping table for am654
  firmware: ti_sci: Add support for IRQ management
  firmware: ti_sci: Add support for RM core ops
  ...
2019-05-19 10:58:45 -07:00
Linus Torvalds 4c4a5c99af ARM: SoC: late updates
This is some material that we picked up into our tree late. Most of it
 are smaller fixes and additions, some defconfig updates due to recent
 development, etc.
 
 Code-wise the largest portion is a series of PM updates for the at91
 platform, and those have been in linux-next a while through the at91
 tree before we picked them up.
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Merge tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC late updates from Olof Johansson:
 "This is some material that we picked up into our tree late. Most of it
  are smaller fixes and additions, some defconfig updates due to recent
  development, etc.

  Code-wise the largest portion is a series of PM updates for the at91
  platform, and those have been in linux-next a while through the at91
  tree before we picked them up"

* tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (29 commits)
  arm64: dts: sprd: Add clock properties for serial devices
  Opt out of scripts/get_maintainer.pl
  ARM: ixp4xx: Remove duplicated include from common.c
  soc: ixp4xx: qmgr: Fix an NULL vs IS_ERR() check in probe
  arm64: tegra: Disable XUSB support on Jetson TX2
  arm64: tegra: Enable SMMU translation for PCI on Tegra186
  arm64: tegra: Fix insecure SMMU users for Tegra186
  arm64: tegra: Select ARM_GIC_PM
  amba: tegra-ahb: Mark PM functions as __maybe_unused
  ARM: dts: logicpd-som-lv: Fix MMC1 card detect
  ARM: mvebu: drop return from void function
  ARM: mvebu: prefix coprocessor operand with p
  ARM: mvebu: drop unnecessary label
  ARM: mvebu: fix a leaked reference by adding missing of_node_put
  ARM: socfpga_defconfig: enable LTC2497
  ARM: mvebu: kirkwood: remove error message when retrieving mac address
  ARM: at91: sama5: make ov2640 as a module
  ARM: OMAP1: ams-delta: fix early boot crash when LED support is disabled
  ARM: at91: remove HAVE_FB_ATMEL for sama5 SoC as they use DRM
  soc/fsl/qe: Fix an error code in qe_pin_request()
  ...
2019-05-19 10:16:39 -07:00
Linus Torvalds b0bb1269b9 RISC-V Patches for the 5.2 Merge Window, Part 1 v3
This patch set contains an assortment of RISC-V related patches that I'd
 like to target for the 5.2 merge window.  Most of the patches are
 cleanups, but there are a handful of user-visible changes:
 
 * The nosmp and nr_cpus command-line arguments are now supported, which
   work like normal.
 * The SBI console no longer installs itself as a preferred console, we
   rely on standard mechanisms (/chosen, command-line, hueristics)
   instead.
 * sfence_remove_sfence_vma{,_asid} now pass their arguments along to the
   SBI call.
 * Modules now support BUG().
 * A missing sfence.vma during boot has been added.  This bug only
   manifests during boot.
 * The arch/riscv support for SiFive's L2 cache controller has been
   merged, which should un-block the EDAC framework work.
 
 I've only tested this on QEMU again, as I didn't have time to get things
 running on the Unleashed.  The latest master from this morning merges in
 cleanly and passes the tests as well.
 
 This patch set rebased my "5.2 MW, Part 1" patch set which includes an
 erronous empty file.  It's also a rebase of my "5.2 MW, Part 2" patch
 set, in which I managed to create another file while attempting to
 remove the empty file.
 
 Sorry for all the noise!
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Merge tag 'riscv-for-linus-5.2-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/palmer/riscv-linux

Pull RISC-V updates from Palmer Dabbelt:
 "This contains an assortment of RISC-V related patches that I'd like to
  target for the 5.2 merge window. Most of the patches are cleanups, but
  there are a handful of user-visible changes:

   - The nosmp and nr_cpus command-line arguments are now supported,
     which work like normal.

   - The SBI console no longer installs itself as a preferred console,
     we rely on standard mechanisms (/chosen, command-line, hueristics)
     instead.

   - sfence_remove_sfence_vma{,_asid} now pass their arguments along to
     the SBI call.

   - Modules now support BUG().

   - A missing sfence.vma during boot has been added. This bug only
     manifests during boot.

   - The arch/riscv support for SiFive's L2 cache controller has been
     merged, which should un-block the EDAC framework work.

  I've only tested this on QEMU again, as I didn't have time to get
  things running on the Unleashed. The latest master from this morning
  merges in cleanly and passes the tests as well"

* tag 'riscv-for-linus-5.2-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/palmer/riscv-linux: (31 commits)
  riscv: fix locking violation in page fault handler
  RISC-V: sifive_l2_cache: Add L2 cache controller driver for SiFive SoCs
  RISC-V: Add DT documentation for SiFive L2 Cache Controller
  RISC-V: Avoid using invalid intermediate translations
  riscv: Support BUG() in kernel module
  riscv: Add the support for c.ebreak check in is_valid_bugaddr()
  riscv: support trap-based WARN()
  riscv: fix sbi_remote_sfence_vma{,_asid}.
  riscv: move switch_mm to its own file
  riscv: move flush_icache_{all,mm} to cacheflush.c
  tty: Don't force RISCV SBI console as preferred console
  RISC-V: Access CSRs using CSR numbers
  RISC-V: Add interrupt related SCAUSE defines in asm/csr.h
  RISC-V: Use tabs to align macro values in asm/csr.h
  RISC-V: Fix minor checkpatch issues.
  RISC-V: Support nr_cpus command line option.
  RISC-V: Implement nosmp commandline option.
  RISC-V: Add RISC-V specific arch_match_cpu_phys_id
  riscv: vdso: drop unnecessary cc-ldoption
  riscv: call pm_power_off from machine_halt / machine_power_off
  ...
2019-05-19 09:56:36 -07:00
Feng Tang de6da1e8bc panic: add an option to replay all the printk message in buffer
Currently on panic, kernel will lower the loglevel and print out pending
printk msg only with console_flush_on_panic().

Add an option for users to configure the "panic_print" to replay all
dmesg in buffer, some of which they may have never seen due to the
loglevel setting, which will help panic debugging .

[feng.tang@intel.com: keep the original console_flush_on_panic() inside panic()]
  Link: http://lkml.kernel.org/r/1556199137-14163-1-git-send-email-feng.tang@intel.com
[feng.tang@intel.com: use logbuf lock to protect the console log index]
  Link: http://lkml.kernel.org/r/1556269868-22654-1-git-send-email-feng.tang@intel.com
Link: http://lkml.kernel.org/r/1556095872-36838-1-git-send-email-feng.tang@intel.com
Signed-off-by: Feng Tang <feng.tang@intel.com>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Cc: Aaro Koskinen <aaro.koskinen@nokia.com>
Cc: Petr Mladek <pmladek@suse.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Borislav Petkov <bp@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-05-18 15:52:26 -07:00
Linus Torvalds 0ef0fd3515 * ARM: support for SVE and Pointer Authentication in guests, PMU improvements
* POWER: support for direct access to the POWER9 XIVE interrupt controller,
 memory and performance optimizations.
 
 * x86: support for accessing memory not backed by struct page, fixes and refactoring
 
 * Generic: dirty page tracking improvements
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM updates from Paolo Bonzini:
 "ARM:
   - support for SVE and Pointer Authentication in guests
   - PMU improvements

  POWER:
   - support for direct access to the POWER9 XIVE interrupt controller
   - memory and performance optimizations

  x86:
   - support for accessing memory not backed by struct page
   - fixes and refactoring

  Generic:
   - dirty page tracking improvements"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (155 commits)
  kvm: fix compilation on aarch64
  Revert "KVM: nVMX: Expose RDPMC-exiting only when guest supports PMU"
  kvm: x86: Fix L1TF mitigation for shadow MMU
  KVM: nVMX: Disable intercept for FS/GS base MSRs in vmcs02 when possible
  KVM: PPC: Book3S: Remove useless checks in 'release' method of KVM device
  KVM: PPC: Book3S HV: XIVE: Fix spelling mistake "acessing" -> "accessing"
  KVM: PPC: Book3S HV: Make sure to load LPID for radix VCPUs
  kvm: nVMX: Set nested_run_pending in vmx_set_nested_state after checks complete
  tests: kvm: Add tests for KVM_SET_NESTED_STATE
  KVM: nVMX: KVM_SET_NESTED_STATE - Tear down old EVMCS state before setting new state
  tests: kvm: Add tests for KVM_CAP_MAX_VCPUS and KVM_CAP_MAX_CPU_ID
  tests: kvm: Add tests to .gitignore
  KVM: Introduce KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2
  KVM: Fix kvm_clear_dirty_log_protect off-by-(minus-)one
  KVM: Fix the bitmap range to copy during clear dirty
  KVM: arm64: Fix ptrauth ID register masking logic
  KVM: x86: use direct accessors for RIP and RSP
  KVM: VMX: Use accessors for GPRs outside of dedicated caching logic
  KVM: x86: Omit caching logic for always-available GPRs
  kvm, x86: Properly check whether a pfn is an MMIO or not
  ...
2019-05-17 10:33:30 -07:00
Heiner Kallweit b8f5fe3bc5 i2c: core: add device-managed version of i2c_new_dummy
i2c_new_dummy is typically called from the probe function of the
driver for the primary i2c client. It requires calls to
i2c_unregister_device in the error path of the probe function and
in the remove function.
This can be simplified by introducing a device-managed version.

Note the changed error case return value type: i2c_new_dummy returns
NULL whilst devm_i2c_new_dummy_device returns an ERR_PTR.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
[wsa: rename new functions and fix minor kdoc issues]
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Peter Rosin <peda@axentia.se>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
2019-05-17 19:29:40 +02:00
Yannick Fertré 79c5ecafe9 dt-bindings: display: stm32: add supply property to DSI controller
This patch adds documentation of a new property phy-dsi-supply to the
STM32 DSI controller.

Signed-off-by: Yannick Fertré <yannick.fertre@st.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Philippe Cornu <philippe.cornu@st.com>
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1557826556-10079-2-git-send-email-yannick.fertre@st.com
2019-05-17 12:11:16 +02:00
Yash Shah 5545b6d1ba
RISC-V: Add DT documentation for SiFive L2 Cache Controller
Add device tree bindings for SiFive FU540 L2 cache controller driver

Signed-off-by: Yash Shah <yash.shah@sifive.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2019-05-16 20:42:13 -07:00
Linus Torvalds 9cbda1bddb Conversion of vendor-prefixes.txt to json-schema
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Merge tag 'devicetree-for-5.2-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull Devicetree vendor prefix conversion from Rob Herring:
 "Conversion of vendor-prefixes.txt to json-schema"

* tag 'devicetree-for-5.2-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  dt-bindings: Convert vendor prefixes to json-schema
2019-05-16 18:54:13 -07:00
Linus Torvalds 227747fb9e AFS fixes
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Merge tag 'afs-fixes-20190516' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs

Pull misc AFS fixes from David Howells:
 "This fixes a set of miscellaneous issues in the afs filesystem,
  including:

   - leak of keys on file close.

   - broken error handling in xattr functions.

   - missing locking when updating VL server list.

   - volume location server DNS lookup whereby preloaded cells may not
     ever get a lookup and regular DNS lookups to maintain server lists
     consume power unnecessarily.

   - incorrect error propagation and handling in the fileserver
     iteration code causes operations to sometimes apparently succeed.

   - interruption of server record check/update side op during
     fileserver iteration causes uninterruptible main operations to fail
     unexpectedly.

   - callback promise expiry time miscalculation.

   - over invalidation of the callback promise on directories.

   - double locking on callback break waking up file locking waiters.

   - double increment of the vnode callback break counter.

  Note that it makes some changes outside of the afs code, including:

   - an extra parameter to dns_query() to allow the dns_resolver key
     just accessed to be immediately invalidated. AFS is caching the
     results itself, so the key can be discarded.

   - an interruptible version of wait_var_event().

   - an rxrpc function to allow the maximum lifespan to be set on a
     call.

   - a way for an rxrpc call to be marked as non-interruptible"

* tag 'afs-fixes-20190516' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs:
  afs: Fix double inc of vnode->cb_break
  afs: Fix lock-wait/callback-break double locking
  afs: Don't invalidate callback if AFS_VNODE_DIR_VALID not set
  afs: Fix calculation of callback expiry time
  afs: Make dynamic root population wait uninterruptibly for proc_cells_lock
  afs: Make some RPC operations non-interruptible
  rxrpc: Allow the kernel to mark a call as being non-interruptible
  afs: Fix error propagation from server record check/update
  afs: Fix the maximum lifespan of VL and probe calls
  rxrpc: Provide kernel interface to set max lifespan on a call
  afs: Fix "kAFS: AFS vnode with undefined type 0"
  afs: Fix cell DNS lookup
  Add wait_var_event_interruptible()
  dns_resolver: Allow used keys to be invalidated
  afs: Fix afs_cell records to always have a VL server list record
  afs: Fix missing lock when replacing VL server list
  afs: Fix afs_xattr_get_yfs() to not try freeing an error value
  afs: Fix incorrect error handling in afs_xattr_get_acl()
  afs: Fix key leak in afs_release() and afs_evict_inode()
2019-05-16 17:00:13 -07:00
Linus Torvalds 311f71281f - Improve DM snapshot target's scalability by using finer grained
locking.  Requires some list_bl interface improvements.
 
 - Add ability for DM integrity to use a bitmap mode, that tracks regions
   where data and metadata are out of sync, instead of using a journal.
 
 - Improve DM thin provisioning target to not write metadata changes to
   disk if the thin-pool and associated thin devices are merely
   activated but not used.  This avoids metadata corruption due to
   concurrent activation of thin devices across different OS instances
   (e.g. split brain scenarios, which ultimately would be avoided if
   proper device filters were used -- but not having proper filtering has
   proven a very common configuration mistake)
 
 - Fix missing call to path selector type->end_io in DM multipath.  This
   fixes reported performance problems due to inaccurate path selector IO
   accounting causing an imbalance of IO (e.g. avoiding issuing IO to
   particular path due to it seemingly being heavily used).
 
 - Fix bug in DM cache metadata's loading of its discard bitset that
   could lead to all cache blocks being discarded if the very first cache
   block was discarded (thankfully in practice the first cache block is
   generally in use; be it FS superblock, partition table, disk label,
   etc).
 
 - Add testing-only DM dust target which simulates a device that has
   failing sectors and/or read failures.
 
 - Fix a DM init error path reference count hang that caused boot hangs
   if user supplied malformed input on kernel commandline.
 
 - Fix a couple issues with DM crypt target's logging being overly
   verbose or lacking context.
 
 - Various other small fixes to DM init, DM multipath, DM zoned, and DM
   crypt.
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Merge tag 'for-5.2/dm-changes-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

Pull device mapper updates from Mike Snitzer:

 - Improve DM snapshot target's scalability by using finer grained
   locking. Requires some list_bl interface improvements.

 - Add ability for DM integrity to use a bitmap mode, that tracks
   regions where data and metadata are out of sync, instead of using a
   journal.

 - Improve DM thin provisioning target to not write metadata changes to
   disk if the thin-pool and associated thin devices are merely
   activated but not used. This avoids metadata corruption due to
   concurrent activation of thin devices across different OS instances
   (e.g. split brain scenarios, which ultimately would be avoided if
   proper device filters were used -- but not having proper filtering
   has proven a very common configuration mistake)

 - Fix missing call to path selector type->end_io in DM multipath. This
   fixes reported performance problems due to inaccurate path selector
   IO accounting causing an imbalance of IO (e.g. avoiding issuing IO to
   particular path due to it seemingly being heavily used).

 - Fix bug in DM cache metadata's loading of its discard bitset that
   could lead to all cache blocks being discarded if the very first
   cache block was discarded (thankfully in practice the first cache
   block is generally in use; be it FS superblock, partition table, disk
   label, etc).

 - Add testing-only DM dust target which simulates a device that has
   failing sectors and/or read failures.

 - Fix a DM init error path reference count hang that caused boot hangs
   if user supplied malformed input on kernel commandline.

 - Fix a couple issues with DM crypt target's logging being overly
   verbose or lacking context.

 - Various other small fixes to DM init, DM multipath, DM zoned, and DM
   crypt.

* tag 'for-5.2/dm-changes-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm: (42 commits)
  dm: fix a couple brace coding style issues
  dm crypt: print device name in integrity error message
  dm crypt: move detailed message into debug level
  dm ioctl: fix hang in early create error condition
  dm integrity: whitespace, coding style and dead code cleanup
  dm integrity: implement synchronous mode for reboot handling
  dm integrity: handle machine reboot in bitmap mode
  dm integrity: add a bitmap mode
  dm integrity: introduce a function add_new_range_and_wait()
  dm integrity: allow large ranges to be described
  dm ingerity: pass size to dm_integrity_alloc_page_list()
  dm integrity: introduce rw_journal_sectors()
  dm integrity: update documentation
  dm integrity: don't report unused options
  dm integrity: don't check null pointer before kvfree and vfree
  dm integrity: correctly calculate the size of metadata area
  dm dust: Make dm_dust_init and dm_dust_exit static
  dm dust: remove redundant unsigned comparison to less than zero
  dm mpath: always free attached_handler_name in parse_path()
  dm init: fix max devices/targets checks
  ...
2019-05-16 15:55:48 -07:00
Rob Herring 8122de5460 dt-bindings: Convert vendor prefixes to json-schema
Convert the vendor prefix registry to a schema. This will enable checking
that new vendor prefixes are added (in addition to the less than perfect
checkpatch.pl check) and will also check against adding other prefixes
which are not vendors.

Converted vendor-prefixes.txt using the following sed script:

sed -e 's/\([a-zA-Z0-9\-]*\)[[:space:]]*\([a-zA-Z0-9].*\)/  "^\1,\.\*\":\n    description: \2/'

Signed-off-by: Rob Herring <robh@kernel.org>
2019-05-16 15:27:21 -05:00
Linus Torvalds 01be377c62 media updates for v5.2-rc1
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Merge tag 'media/v5.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media fixes from Mauro Carvalho Chehab:
 "Some fixes for some platform drivers (rockchip, atmel, omap, daVinci,
  tegra-cec, coda and rcar).

  Also includes a fix on one of the V4L2 uAPI doc, explaining a border
  case"

* tag 'media/v5.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  media: rockchip/vpu: Fix/re-order probe-error/remove path
  media: rockchip/vpu: Initialize mdev->bus_info
  media: rockchip/vpu: Get vdev from the file arg in vidioc_querycap()
  media: rockchip/vpu: Add missing dont_use_autosuspend() calls
  media: rockchip/vpu: Do not request id 0 for our video device
  media: tegra-cec: fix cec_notifier_parse_hdmi_phandle return check
  media: davinci/vpbe: array underflow in vpbe_enum_outputs()
  media: field-order.rst: clarify FIELD_ANY and FIELD_NONE
  media: staging/imx: add media device to capture register
  media: rcar-csi2: Propagate the FLD signal for NTSC and PAL
  media: rcar-csi2: restart CSI-2 link if error is detected
  media: omap_vout: potential buffer overflow in vidioc_dqbuf()
  media: coda: fix unset field and fail on invalid field in buf_prepare
  media: atmel: atmel-isc: fix asd memory allocation
  media: atmel: atmel-isc: fix INIT_WORK misplacement
  media: atmel: atmel-isc: limit incoming pixels per frame
2019-05-16 11:57:16 -07:00
Olof Johansson faff3fcf01 AT91 SoC for 5.2
- PM changes for SAM9X60
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Merge tag 'at91-5.2-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux into arm/late

AT91 SoC for 5.2

 - PM changes for SAM9X60

* tag 'at91-5.2-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux:
  ARM: at91: pm: do not disable/enable PLLA for ULP modes
  ARM: at91: pm: disable RC oscillator in ULP0
  ARM: at91: pm: add ULP1 support for SAM9X60
  ARM: at91: pm: add support for per SoC wakeup source configuration
  ARM: at91: pm: keep at91_pm_backup_init() only for SAMA5D2 SoCs
  ARM: at91: pm: initial PM support for SAM9X60
  dt-bindings: arm: atmel: add binding for SAM9X60 SoC
  ARM: at91: pm: introduce at91_soc_pm structure

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-05-16 11:05:11 -07:00
Linus Torvalds d396360acd Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar:
 "Misc fixes and updates:

   - a handful of MDS documentation/comment updates

   - a cleanup related to hweight interfaces

   - a SEV guest fix for large pages

   - a kprobes LTO fix

   - and a final cleanup commit for vDSO HPET support removal"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/speculation/mds: Improve CPU buffer clear documentation
  x86/speculation/mds: Revert CPU buffer clear on double fault exit
  x86/kconfig: Disable CONFIG_GENERIC_HWEIGHT and remove __HAVE_ARCH_SW_HWEIGHT
  x86/mm: Do not use set_{pud, pmd}_safe() when splitting a large page
  x86/kprobes: Make trampoline_handler() global and visible
  x86/vdso: Remove hpet_page from vDSO
2019-05-16 11:02:27 -07:00
Linus Torvalds dc413a90ed ARM: SoC-related driver updates
Various driver updates for platforms and a couple of the small driver
 subsystems we merge through our tree:
 
 Among the larger pieces:
 
  - Power management improvements for TI am335x and am437x (RTC suspend/wake)
  - Misc new additions for Amlogic (socinfo updates)
  - ZynqMP FPGA manager
  - Nvidia improvements for reset/powergate handling
  - PMIC wrapper for Mediatek MT8516
  - Misc fixes/improvements for ARM SCMI, TEE, NXP i.MX SCU drivers
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Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC-related driver updates from Olof Johansson:
 "Various driver updates for platforms and a couple of the small driver
  subsystems we merge through our tree:

  Among the larger pieces:

   - Power management improvements for TI am335x and am437x (RTC
     suspend/wake)

   - Misc new additions for Amlogic (socinfo updates)

   - ZynqMP FPGA manager

   - Nvidia improvements for reset/powergate handling

   - PMIC wrapper for Mediatek MT8516

   - Misc fixes/improvements for ARM SCMI, TEE, NXP i.MX SCU drivers"

* tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (57 commits)
  soc: aspeed: fix Kconfig
  soc: add aspeed folder and misc drivers
  spi: zynqmp: Fix build break
  soc: imx: Add generic i.MX8 SoC driver
  MAINTAINERS: Update email for Qualcomm SoC maintainer
  memory: tegra: Fix a typos for "fdcdwr2" mc client
  Revert "ARM: tegra: Restore memory arbitration on resume from LP1 on Tegra30+"
  memory: tegra: Replace readl-writel with mc_readl-mc_writel
  memory: tegra: Fix integer overflow on tick value calculation
  memory: tegra: Fix missed registers values latching
  ARM: tegra: cpuidle: Handle tick broadcasting within cpuidle core on Tegra20/30
  optee: allow to work without static shared memory
  soc/tegra: pmc: Move powergate initialisation to probe
  soc/tegra: pmc: Remove reset sysfs entries on error
  soc/tegra: pmc: Fix reset sources and levels
  soc: amlogic: meson-gx-pwrc-vpu: Add support for G12A
  soc: amlogic: meson-gx-pwrc-vpu: Fix power on/off register bitmask
  fpga manager: Adding FPGA Manager support for Xilinx zynqmp
  dt-bindings: fpga: Add bindings for ZynqMP fpga driver
  firmware: xilinx: Add fpga API's
  ...
2019-05-16 09:19:14 -07:00
Eric Anholt ba6e798ecf drm/doc: Document expectation that userspace review looks at kernel uAPI.
The point of this review process is that userspace using the new uAPI
can actually live with the uAPI being provided, and it's hard to know
that without having actually looked into a kernel patch yourself.

Signed-off-by: Eric Anholt <eric@anholt.net>
Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20190424185617.16865-2-eric@anholt.net
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2019-05-16 09:16:45 -07:00
Eric Anholt 3d42fca008 drm/doc: Allow new UAPI to be used once it's in drm-next/drm-misc-next.
I was trying to figure out if it was permissible to merge the Mesa
side of V3D's CSD support yet while it's in drm-misc-next but not
drm-next, and developers on #dri-devel IRC had differing opinions of
what the requirement was.

v2: Restrict to just drm-next or drm-misc-next on airlied's request.

Signed-off-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20190424220638.16222-1-eric@anholt.net
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2019-05-16 09:16:33 -07:00