drm/amdgpu: Fix identifier names to function definition arguments in atom.h

Fixes the following:

WARNING: function definition argument 'struct card_info *' should also have an identifier name
WARNING: function definition argument 'uint32_t' should also have an identifier name
WARNING: function definition argument 'void *' should also have an identifier name
WARNING: function definition argument 'struct atom_context *' should also have an identifier name
WARNING: function definition argument 'int' should also have an identifier name
WARNING: function definition argument 'uint32_t *' should also have an identifier name
WARNING: Unnecessary space before function pointer name
ERROR: space prohibited after that '*' (ctx:BxW)
CHECK: Prefer kernel type 'u32' over 'uint32_t'

Cc: Guchun Chen <guchun.chen@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu/pm: fix throttle_status for other than MP1 11.0.7

Use the right metrics table version based on the firmware.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2720
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Umio Yasuno <coelacanth_dream@protonmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: mode1 reset needs to recover mp1 for mp0 v13_0_10

Mode1 reset needs to recover mp1 in fatal error case
for mp0 v13_0_10.

v2:
  Define a macro to wrap psp function calls.

Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amd/pm: avoid driver getting empty metrics table for the first time

add metrics.AccumulationCouter check to avoid driver getting an empty
metrics data since metrics table not updated completely in pmfw side.

Signed-off-by: Yang Wang <KevinYang.Wang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Tested-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdkfd: Use memdup_user() rather than duplicating its implementation

To prevent its redundant implementation and streamline
code, use memdup_user.

This fixes warnings reported by Coccinelle:
./drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c:2811:13-20: WARNING opportunity for memdup_user

Signed-off-by: Atul Raut <rauji.raut@gmail.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Remove unnecessary ras cap check

RAS global isr will only be invoked by hardware
interrupt. Don't need to query ras capability in isr
In addition, amdgpu_ras_interrupt_fatal_error_handler
ensures the isr won't be called from guest linux
side by accident. The RAS cap check in isr that
introduced to fix sriov crash is not needed any more

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdkfd: fix build failure without CONFIG_DYNAMIC_DEBUG

When CONFIG_DYNAMIC_DEBUG is disabled altogether, calling
_dynamic_func_call_no_desc() does not work:

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c: In function 'svm_range_set_attr':
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c:52:9: error: implicit declaration of function '_dynamic_func_call_no_desc' [-Werror=implicit-function-declaration]
   52 |         _dynamic_func_call_no_desc("svm_range_dump", svm_range_debug_dump, svms)
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c:3564:9: note: in expansion of macro 'dynamic_svm_range_dump'
 3564 |         dynamic_svm_range_dump(svms);
      |         ^~~~~~~~~~~~~~~~~~~~~~

Add a compile-time conditional in addition to the runtime check.

Fixes: 8923137dbe4b ("drm/amdkfd: avoid svm dump when dynamic debug disabled")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: disable mcbp if parameter zero is set

The parameter amdgpu_mcbp shall have priority against the default value
calculated from the chip version.
User could disable mcbp by setting the parameter mcbp as zero.

v2: do not trigger preemption in sw ring muxer when mcbp is disabled.

Signed-off-by: Jiadong Zhu <Jiadong.Zhu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/radeon: Fix multiple line dereference in 'atom_iio_execute'

Fixes the following:

WARNING: Avoid multiple line dereference - prefer 'ctx->io_attr'
+                           ((ctx->
+                             io_attr >> CU8(base + 2)) & (0xFFFFFFFF >> (32 -

Cc: Guchun Chen <guchun.chen@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amd/pm: Add vclk and dclk sysnode for GC 9.4.3

Expose sysfs vclck and dclk entries for GC version 9.4.3

Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amd/pm: disallow the fan setting if there is no fan on smu 13.0.0

drm/amd/pm: disallow the fan setting if there is no fan on smu 13.0.0
V2: depend on pm.no_fan to check

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdkfd: Add missing tba_hi programming on aldebaran

Previously asymptomatic because high 32 bits were zero.

Fixes: 96c211f1f9ef ("drm/amdkfd: Relocate TBA/TMA to opposite side of VM hole")
Signed-off-by: Jay Cornwall <jay.cornwall@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Fix missing comment for mb() in 'amdgpu_device_aper_access'

This patch adds the missing code comment for memory barrier

WARNING: memory barrier without comment
+                       mb();

WARNING: memory barrier without comment
+                       mb();

Cc: Guchun Chen <guchun.chen@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amd/display: Add Replay supported/enabled checks

- Add checks for Cursor update and dirty rects (sending updates to dmub)
- Add checks for dc_notify_vsync, and fbc and subvp

Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

Merge tag 'amd-drm-next-6.6-2023-08-11' of https://gitlab.freedesktop.org/agd5f/linux into drm-next

amdgpu:
- SDMA 6.1.0 support
- SMU 13.x fixes
- PSP 13.x fixes
- HDP 6.1 support
- SMUIO 14.0 support
- IH 6.1 support
- Coding style cleanups
- Misc display fixes
- Initial Freesync panel replay support
- RAS fixes
- SDMA 5.2 MGCG updates
- SR-IOV fixes
- DCN3+ gamma fix
- Revert zpos properly until IGT regression is fixed
- NBIO 7.9 fixes
- Use TTM to manage the doorbell BAR
- Async flip fix
- DPIA tracing support
- DCN 3.x TMDS HDMI fixes
- FRU fixes

amdkfd:
- Coding style cleanups
- SVM fixes
- Trap handler fixes
- Convert older APUs to use dGPU path like newer APUs
- Drop IOMMUv2 path as it is no longer used

radeon:
- Coding style cleanups

drm buddy:
- Fix debugging output

UAPI:
- A new memory pool was added to amdgpu_drm.h since we converted doorbell BAR management to use TTM,
  but userspace is blocked from allocating from it at this point, so kind of not really anything new
  here per se

Signed-off-by: Dave Airlie <airlied@redhat.com>
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# gpg: Signature made Sat 12 Aug 2023 07:00:23 AEST
# gpg:                using EDDSA key 203B921D836B5735349902BDBDDFF6856BBC99D8
# gpg: Can't check signature: No public key
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230811211554.7804-1-alexander.deucher@amd.com

Merge tag 'drm-next-20230814' of git://git./linux/kernel/git/pinchartl/linux into drm-next

Renesas R-Car DU miscellaneous changes

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230814130531.GC22929@pendragon.ideasonboard.com

Merge tag 'mediatek-drm-next-6.6' of https://git./linux/kernel/git/chunkuang.hu/linux into drm-next

Mediatek DRM Next for Linux 6.6

1. Small mtk-dpi cleanups
2. DisplayPort: support eDP and aux-bus
3. Fix uninitialized symbol
4. Do not check for 0 return after calling platform_get_irq()
5. Convert to platform remove callback returning void
6. Fix coverity issues
7. Fix potential memory leak if vmap() fail
8. Fix void-pointer-to-enum-cast warning
9. Rid W=1 warnings from GPU

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230813152726.14802-1-chunkuang.hu@kernel.org

Merge tag 'drm-intel-gt-next-2023-08-11' of git://anongit.freedesktop.org/drm/drm-intel into drm-next

Cross-subsystem Changes:

- Backmerge of drm-next

Driver Changes:

- Apply workaround 22016122933 correctly (Jonathan, Matt R)

- Simplify shmem_create_from_object map_type selection (Jonathan,
  Tvrtko)
- Make i915_coherent_map_type GT-centric (Jonathan, Matt R)

- Selftest improvements (John)

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ZNYR3bKFquGc7u9w@jlahtine-mobl.ger.corp.intel.com

drm:rcar-du: Enable ABGR and XBGR formats

These formats are used by Android so having them available
allows the DU to be used for composition operations.

Signed-off-by: Damian Hobson-Garcia <dhobsong@igel.co.jp>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

drm: rcar-du: Add more formats to DRM_MODE_BLEND_PIXEL_NONE support

Add additional pixel formats for which blending is disabled when
DRM_MODE_BLEND_PIXEL_NONE is set.

Refactor the fourcc selection into a separate function to handle the
increased number of formats.

Signed-off-by: Damian Hobson-Garcia <dhobsong@igel.co.jp>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

drm/renesas: Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.

Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

drm: rcar-du: Use dev_err_probe() to record cause of KMS init errors

The (large) rcar_du_modeset_init() function can fail for many reasons,
two of two involving probe deferral. Use dev_err_probe() in those code
paths to record the cause of the probe deferral, in order to help
debugging probe issues.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>

drm: rcar-du: Replace DRM_INFO() with drm_info()

drm_info() adds proper context to the kernel log message, as it receives
the drm_device pointer. It is thus preferred over DRM_INFO(). Replace
the latter with the former.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>

drm/mediatek/mtk_disp_ccorr: Remove half completed incorrect struct header

Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/mediatek/mtk_disp_ccorr.c:47: warning: Function parameter or member 'clk' not described in 'mtk_disp_ccorr'
 drivers/gpu/drm/mediatek/mtk_disp_ccorr.c:47: warning: Function parameter or member 'regs' not described in 'mtk_disp_ccorr'
 drivers/gpu/drm/mediatek/mtk_disp_ccorr.c:47: warning: Function parameter or member 'cmdq_reg' not described in 'mtk_disp_ccorr'
 drivers/gpu/drm/mediatek/mtk_disp_ccorr.c:47: warning: Function parameter or member 'data' not described in 'mtk_disp_ccorr'

Cc: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: David Airlie <airlied@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-mediatek@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Lee Jones <lee@kernel.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230609081732.3842341-6-lee@kernel.org/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek/mtk_disp_aal: Remove half completed incorrect struct header

Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/mediatek/mtk_disp_aal.c:39: warning: Function parameter or member 'clk' not described in 'mtk_disp_aal'
 drivers/gpu/drm/mediatek/mtk_disp_aal.c:39: warning: Function parameter or member 'regs' not described in 'mtk_disp_aal'
 drivers/gpu/drm/mediatek/mtk_disp_aal.c:39: warning: Function parameter or member 'cmdq_reg' not described in 'mtk_disp_aal'
 drivers/gpu/drm/mediatek/mtk_disp_aal.c:39: warning: Function parameter or member 'data' not described in 'mtk_disp_aal'

Cc: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: David Airlie <airlied@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-mediatek@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Lee Jones <lee@kernel.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230609081732.3842341-5-lee@kernel.org/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: Fix void-pointer-to-enum-cast warning

1. Fix build warning message in mtk_disp_ovl_adaptor.c
>> drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c:415:10:
  warning: cast to smaller integer type 'enum mtk_ovl_adaptor_comp_type'
  from 'const void *' [-Wvoid-pointer-to-enum-cast]

  type = (enum mtk_ovl_adaptor_comp_type)of_id->data;

         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         1 warning generated.

2. Also fix the same warning message in mtk_drm_drv.c
>> drivers/gpu/drm/mediatek/mtk_drm_drv.c:832:15:
   warning: cast to smaller integer type 'enum mtk_ddp_comp_type'
   from 'const void *' [-Wvoid-pointer-to-enum-cast]

   comp_type = (enum mtk_ddp_comp_type)of_id->data;

               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
               1 warning generated.

Signed-off-by: Jason-JH.Lin <jason-jh.lin@mediatek.com>
Fixes: 453c3364632a ("drm/mediatek: Add ovl_adaptor support for MT8195")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202305042054.ZtWME9OU-lkp@intel.com/
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230621075421.1982-1-jason-jh.lin@mediatek.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: Fix potential memory leak if vmap() fail

Also return -ENOMEM if such a failure happens, the implement should take
responsibility for the error handling.

Fixes: 3df64d7b0a4f ("drm/mediatek: Implement gem prime vmap/vunmap function")
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Signed-off-by: Sui Jingfeng <suijingfeng@loongson.cn>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230706134000.130098-1-suijingfeng@loongson.cn/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/amdgpu: don't allow userspace to create a doorbell BO

We need the domains in amdgpu_drm.h for the kernel driver to manage
the pool, but we don't want userspace using it until the code
is ready.  So reject for now.

Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdkfd: rename device_queue_manager_init_v10_navi10()

Drop the navi10 in the name for consistency with other
families.  All gfx10 parts use the same implementation.

Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Tested-by: Mike Lothian <mike@fireburn.co.uk>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdkfd: drop IOMMUv2 support

Now that we use the dGPU path for all APUs, drop the
IOMMUv2 support.

v2: drop the now unused queue manager functions for gfx7/8 APUs

Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Tested-by: Mike Lothian <mike@fireburn.co.uk>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdkfd: disable IOMMUv2 support for Raven

Use the dGPU path instead.  There were a lot of platform
issues with IOMMU in general on these chips due to windows
not enabling IOMMU at the time.  The dGPU path has been
used for a long time with newer APUs and works fine.  This
also paves the way to simplify the driver significantly.

Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Tested-by: Mike Lothian <mike@fireburn.co.uk>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdkfd: disable IOMMUv2 support for KV/CZ

Use the dGPU path instead.  There were a lot of platform
issues with IOMMU in general on these chips due to windows
not enabling IOMMU at the time.  The dGPU path has been
used for a long time with newer APUs and works fine.  This
also paves the way to simplify the driver significantly.

v2: use the dGPU queue manager functions

Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Tested-by: Mike Lothian <mike@fireburn.co.uk>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdkfd: ignore crat by default

We are dropping the IOMMUv2 path, so no need to enable this.
It's often buggy on consumer platforms anyway.

Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Tested-by: Mike Lothian <mike@fireburn.co.uk>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

Merge tag 'drm-intel-next-2023-08-10' of git://anongit.freedesktop.org/drm/drm-intel into drm-next

- Display SDVO fixes (Juha-Pekka, Jani)
- Taking Stolen handling out of FBC code (Jouni)
- Replace acronym with full platform name in defines (Dnyaneshwar, A\
nusha)
- Display IRQ cleanups (Jani)
- Initialize display version numbers (Luca)

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ZNVAR53jmvA1p6D5@intel.com

Merge tag 'drm-misc-next-2023-08-10' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v6.6:

UAPI Changes:

 * nouveau:
   * Provide several GETPARAM ioctls
   * Provide VM_BIND ioctls

Cross-subsystem Changes:

 * fbdev: Convert many drivers to fbdev I/O-memory helpers

 * media/vivid: Convert to fbdev I/O-memory helpers

 * vfio-dev/mdpy-fb: Convert to fbdev I/O-memory helpers

Core Changes:

 * Documentation fixes

 * Do not select framebuffer console for fbdev emulation, fixes Kconfig
   dependencies

 * exec:
   * Add test cases for calling drm_exec() multiple times
   * Fix memory leak in sleftests
   * Build fixes

 * gem:
   * Fix lockdep checking

 * ttm:
   * Add Kunit tests
   * Cleanups

Driver Changes:

 * atmel-hlcdc:
   * Support inverted pixclock polarity, required by several SoCs

 * bridge:
   * dw-hdmi: Update EDID on HDMI detection
   * sitronix-st7789v: Support panel orientation; Support rotation
                       property; Add support for Jasonic
         JT240MHQS-HWT-EK-E3 plus DT bindings; Minor
               fixes

 * ivpu:
   * Support VPU4
   * Refactorings

 * loongson:
   * Fixes

 * mcde:
   * Cleanups

 * nouveau:
   * Track GPU virtual memory via DRM GPUVA manager, enables Vulkan
     sparse binding/residency

 * panfrost:
   * Fix synchronization in IRQ handling

 * tve200:
   * Cleanups

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230810084505.GA14039@linux-uq9g

Merge tag 'exynos-drm-next-for-v6.6' of git://git./linux/kernel/git/daeinki/drm-exynos into drm-next

Fixup
- fix a possible null pointer dereference issue in
  exynos_drm_crtc_atomic_disable(), which was reported by
  the automatic static analysis tool. And below is a relevant link,
  https://sites.google.com/view/basscheck/home

Cleanup
- drop the use of of_match_ptr which is redundant.

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Inki Dae <inki.dae@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230809060216.374042-1-inki.dae@samsung.com

drm/mediatek: Fix dereference before null check

Null-checking state suggests that it may be null, but it has already
been dereferenced on drm_atomic_get_new_plane_state(state, plane).

The parameter state will never be NULL currently, so just remove the
state is NULL flow in this function.

Fixes: 5ddb0bd4ddc3 ("drm/atomic: Pass the full state to planes async atomic check and update")
Signed-off-by: Jason-JH.Lin <jason-jh.lin@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230714094908.13087-5-jason-jh.lin@mediatek.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: Add cnt checking for coverity issue

CERT-C Characters and Strings (CERT STR31-C)
all_drm_priv[cnt] evaluates to an address that could be at negative
offset of an array.

In mtk_drm_get_all_drm_priv():
Guarantee that storage for strings has sufficient space for character
data and the null terminator.

So change cnt to unsigned int and check its max value.

Fixes: 1ef7ed48356c ("drm/mediatek: Modify mediatek-drm for mt8195 multi mmsys support")
Signed-off-by: Jason-JH.Lin <jason-jh.lin@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230714094908.13087-3-jason-jh.lin@mediatek.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: Remove freeing not dynamic allocated memory

Fixing the coverity issue of:
mtk_drm_cmdq_pkt_destroy frees address of mtk_crtc->cmdq_handle

So remove the free function.

Fixes: 7627122fd1c0 ("drm/mediatek: Add cmdq_handle in mtk_crtc")
Signed-off-by: Jason-JH.Lin <jason-jh.lin@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230714094908.13087-2-jason-jh.lin@mediatek.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: Convert to platform remove callback returning void

The .remove() callback for a platform driver returns an int which makes
many driver authors wrongly assume it's possible to do error handling by
returning an error code. However the value returned is (mostly) ignored
and this typically results in resource leaks. To improve here there is a
quest to make the remove callback return void. In the first step of this
quest all drivers are converted to .remove_new() which already returns
void.

Trivially convert the mediatek drm drivers from always returning zero in
the remove callback to the void returning variant.

Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jyri Sarha <jyri.sarha@iki.fi>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230801110239.831099-8-u.kleine-koenig@pengutronix.de/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: Do not check for 0 return after calling platform_get_irq()

It is not possible for platform_get_irq() to return 0. Use the
return value from platform_get_irq().

Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230803040401.3067484-3-ruanjinjie@huawei.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/i915/guc: Fix potential null pointer deref in GuC 'steal id' test

It was noticed that if the very first 'stealing' request failed to
create for some reason then the 'steal all ids' loop would immediately
exit with 'last' still being NULL. The test would attempt to continue
but using a null pointer. Fix that by aborting the test if it fails to
create any requests at all.

Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230802184940.911753-1-John.C.Harrison@Intel.com

drm/i915/irq: move all PCH irq postinstall calls to display code

Unify on making the calls from display code. Need to add an if ladder in
gen8_de_irq_postinstall() for now, but the function looks like it could
be overall be better split by platform. Something for the future.

The display version check for mtp seems a bit suspect, but this matches
current code.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/fe51744aec9e2f465caf0d699b8a15591859f89e.1691509966.git.jani.nikula@intel.com

drm/i915/irq: add ilk_de_irq_postinstall()

Add a dedicated de postinstall function.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/f4a8570881e9be28a2406134b2898b8680f9e765.1691509966.git.jani.nikula@intel.com

drm/i915/irq: add dg1_de_irq_postinstall()

Add a dedicated de postinstall function.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/cb6bb860fb7596d6b37c3e1e4c7657064d2d747a.1691509966.git.jani.nikula@intel.com

drm/i915/irq: add dedicated intel_display_irq_init()

Continue splitting display from the rest.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/45c247c9f5104f3e25bd8913644402a11ec3afaf.1691509966.git.jani.nikula@intel.com

drm/i915/gt: Apply workaround 22016122933 correctly

WA_22016122933 was recently applied to all MeteorLake engines, which is
simultaneously too broad (should only apply to Media engines) and too
specific (should apply to all platforms that use the same media engine
as MeteorLake).  Correct this in cases where coherency settings are
modified.

There were also two additional places where the workaround was applied
unconditionally.  The change was confirmed as necessary for all
platforms, so the workaround label was removed.

Suggested-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Acked-by: Fei Yang <fei.yang@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230801153242.2445478-4-jonathan.cavitt@intel.com
Link: https://patchwork.freedesktop.org/patch/msgid/20230807121957.598420-4-andi.shyti@linux.intel.com

drm/i915: Make i915_coherent_map_type GT-centric

Refactor i915_coherent_map_type to be GT-centric rather than
device-centric.  Each GT may require different coherency
handling due to hardware workarounds.

Since the function now takes a GT instead of the i915, the function is
renamed and moved to the gt folder.

Suggested-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Acked-by: Fei Yang <fei.yang@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Acked-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230801153242.2445478-3-jonathan.cavitt@intel.com
Link: https://patchwork.freedesktop.org/patch/msgid/20230807121957.598420-3-andi.shyti@linux.intel.com

drm/i915/gt: Simplify shmem_create_from_object map_type selection

The object pin created for shmem_create_from_object is just a
single use mapping with the sole purpose of reading the contents
of the whole object in bulk. And the whole source object is also
even a throw-away.  Ergo, the additional logic required by
i915_coherent_map_type can be safely dropped and simplified.

Suggested-by: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Signed-off-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230801153242.2445478-2-jonathan.cavitt@intel.com
Link: https://patchwork.freedesktop.org/patch/msgid/20230807121957.598420-2-andi.shyti@linux.intel.com

drm/i915: debug log when GMD ID indicates there's no display

Debug log similar to the device id based identification of no display.

Reviewed-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230804084600.1005818-2-jani.nikula@intel.com

drm/i915: fix display probe for IVB Q and IVB D GT2 server

The current display probe is unable to differentiate between IVB Q and
IVB D GT2 server, as they both have the same device id, but different
subvendor and subdevice. This leads to the latter being misidentified as
the former, and should just end up not having a display. However, the no
display case returns a NULL as the display device info, and promptly
oopses.

As the IVB Q case is rare, and we're anyway moving towards GMD ID,
handle the identification requiring subvendor and subdevice as a special
case first, instead of unnecessarily growing the intel_display_ids[]
array with subvendor and subdevice.

[    5.425298] BUG: kernel NULL pointer dereference, address: 0000000000000000
[    5.426059] #PF: supervisor read access in kernel mode
[    5.426810] #PF: error_code(0x0000) - not-present page
[    5.427570] PGD 0 P4D 0
[    5.428285] Oops: 0000 [#1] PREEMPT SMP PTI
[    5.429035] CPU: 0 PID: 137 Comm: (udev-worker) Not tainted 6.4.0-1-amd64 #1  Debian 6.4.4-1
[    5.429759] Hardware name: HP HP Z220 SFF Workstation/HP Z220 SFF Workstation, BIOS 4.19-218-gb184e6e0a1 02/02/2023
[    5.430485] RIP: 0010:intel_device_info_driver_create+0xf1/0x120 [i915]
[    5.431338] Code: 48 8b 97 80 1b 00 00 89 8f c0 1b 00 00 48 89 b7 b0 1b 00 00 48 89 97 b8 1b 00 00 0f b7 fd e8 76 e8 14 00 48 89 83 50 1b 00 00 <48> 8b 08 48 89 8b c4 1b 00 00 48 8b 48 08 48 89 8b cc 1b 00 00 8b
[    5.432920] RSP: 0018:ffffb8254044fb98 EFLAGS: 00010206
[    5.433707] RAX: 0000000000000000 RBX: ffff923076e80000 RCX: 0000000000000000
[    5.434494] RDX: 0000000000000260 RSI: 0000000100001000 RDI: 000000000000016a
[    5.435277] RBP: 000000000000016a R08: ffffb8254044fb00 R09: 0000000000000000
[    5.436055] R10: ffff922d02761de8 R11: 00657361656c6572 R12: ffffffffc0e5d140
[    5.436867] R13: ffff922d00b720d0 R14: 0000000076e80000 R15: ffff923078c0cae8
[    5.437646] FS:  00007febd19a18c0(0000) GS:ffff92307c000000(0000) knlGS:0000000000000000
[    5.438434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.439218] CR2: 0000000000000000 CR3: 000000010256e002 CR4: 00000000001706f0
[    5.440009] Call Trace:
[    5.440824]  <TASK>
[    5.441611]  ? __die+0x23/0x70
[    5.442394]  ? page_fault_oops+0x17d/0x4c0
[    5.443173]  ? exc_page_fault+0x7f/0x180
[    5.443949]  ? asm_exc_page_fault+0x26/0x30
[    5.444756]  ? intel_device_info_driver_create+0xf1/0x120 [i915]
[    5.445652]  ? intel_device_info_driver_create+0xea/0x120 [i915]
[    5.446545]  i915_driver_probe+0x7f/0xb60 [i915]
[    5.447431]  ? drm_privacy_screen_get+0x15c/0x1a0 [drm]
[    5.448240]  local_pci_probe+0x45/0xa0
[    5.449013]  pci_device_probe+0xc7/0x240
[    5.449748]  really_probe+0x19e/0x3e0
[    5.450464]  ? __pfx___driver_attach+0x10/0x10
[    5.451172]  __driver_probe_device+0x78/0x160
[    5.451870]  driver_probe_device+0x1f/0x90
[    5.452601]  __driver_attach+0xd2/0x1c0
[    5.453293]  bus_for_each_dev+0x88/0xd0
[    5.453989]  bus_add_driver+0x116/0x220
[    5.454672]  driver_register+0x59/0x100
[    5.455336]  i915_init+0x25/0xc0 [i915]
[    5.456104]  ? __pfx_i915_init+0x10/0x10 [i915]
[    5.456882]  do_one_initcall+0x5d/0x240
[    5.457511]  do_init_module+0x60/0x250
[    5.458126]  __do_sys_finit_module+0xac/0x120
[    5.458721]  do_syscall_64+0x60/0xc0
[    5.459314]  ? syscall_exit_to_user_mode+0x1b/0x40
[    5.459897]  ? do_syscall_64+0x6c/0xc0
[    5.460510]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
[    5.461082] RIP: 0033:0x7febd20b0eb9
[    5.461648] Code: 08 89 e8 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 2f 1f 0d 00 f7 d8 64 89 01 48
[    5.462905] RSP: 002b:00007fffabb1ba78 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[    5.463554] RAX: ffffffffffffffda RBX: 0000561e6304f410 RCX: 00007febd20b0eb9
[    5.464201] RDX: 0000000000000000 RSI: 00007febd2244f0d RDI: 0000000000000015
[    5.464869] RBP: 00007febd2244f0d R08: 0000000000000000 R09: 000000000000000a
[    5.465512] R10: 0000000000000015 R11: 0000000000000246 R12: 0000000000020000
[    5.466124] R13: 0000000000000000 R14: 0000561e63032b60 R15: 000000000000000a
[    5.466700]  </TASK>
[    5.467271] Modules linked in: i915(+) drm_buddy video crc32_pclmul sr_mod hid_generic wmi crc32c_intel i2c_algo_bit sd_mod cdrom drm_display_helper cec usbhid rc_core ghash_clmulni_intel hid sha512_ssse3 ttm sha512_generic xhci_pci ehci_pci xhci_hcd ehci_hcd nvme ahci drm_kms_helper nvme_core libahci t10_pi libata psmouse aesni_intel scsi_mod crypto_simd i2c_i801 scsi_common crc64_rocksoft_generic cryptd i2c_smbus drm lpc_ich crc64_rocksoft crc_t10dif e1000e usbcore crct10dif_generic usb_common crct10dif_pclmul crc64 crct10dif_common button
[    5.469750] CR2: 0000000000000000
[    5.470364] ---[ end trace 0000000000000000 ]---
[    5.470971] RIP: 0010:intel_device_info_driver_create+0xf1/0x120 [i915]
[    5.471699] Code: 48 8b 97 80 1b 00 00 89 8f c0 1b 00 00 48 89 b7 b0 1b 00 00 48 89 97 b8 1b 00 00 0f b7 fd e8 76 e8 14 00 48 89 83 50 1b 00 00 <48> 8b 08 48 89 8b c4 1b 00 00 48 8b 48 08 48 89 8b cc 1b 00 00 8b
[    5.473034] RSP: 0018:ffffb8254044fb98 EFLAGS: 00010206
[    5.473698] RAX: 0000000000000000 RBX: ffff923076e80000 RCX: 0000000000000000
[    5.474371] RDX: 0000000000000260 RSI: 0000000100001000 RDI: 000000000000016a
[    5.475045] RBP: 000000000000016a R08: ffffb8254044fb00 R09: 0000000000000000
[    5.475725] R10: ffff922d02761de8 R11: 00657361656c6572 R12: ffffffffc0e5d140
[    5.476405] R13: ffff922d00b720d0 R14: 0000000076e80000 R15: ffff923078c0cae8
[    5.477124] FS:  00007febd19a18c0(0000) GS:ffff92307c000000(0000) knlGS:0000000000000000
[    5.477811] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.478499] CR2: 0000000000000000 CR3: 000000010256e002 CR4: 00000000001706f0

Fixes: 69d439818fe5 ("drm/i915/display: Make display responsible for probing its own IP")
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/8991
Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Andrzej Hajda <andrzej.hajda@intel.com>
Reviewed-by: Luca Coelho <luciano.coelho@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230804084600.1005818-1-jani.nikula@intel.com

drm/ttm: Remove two unused function declarations

Commit cd3a8a596214 ("drm/ttm: remove ttm_bo_(un)lock_delayed_workqueue")
removed the implementations but not the declarations.

Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230809135839.13216-1-yuehaibing@huawei.com
Signed-off-by: Christian König <christian.koenig@amd.com>

drm/test: drm_exec: fix memory leak on object prepare

drm_exec_prepare_obj() and drm_exec_prepare_array() both reserve
dma-fence slots and hence a dma_resv_list without ever freeing it.

Make sure to call drm_gem_private_object_fini() for each GEM object
passed to drm_exec_prepare_obj()/drm_exec_prepare_array() throughout the
test to fix this up.

While at it, remove some trailing empty lines.

Fixes: 9710631cc8f3 ("drm: add drm_exec selftests v4")
Signed-off-by: Danilo Krummrich <dakr@redhat.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230809225034.8803-1-dakr@redhat.com
Signed-off-by: Christian König <christian.koenig@amd.com>

drm: atmel-hlcdc: Support inverting the pixel clock polarity

On the SoC host controller, the pixel clock can be:
* standard: data is launched on the rising edge
* inverted: data is launched on the falling edge

Some panels may need the inverted option to be used so let's support
this DRM flag.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230609144843.851327-1-miquel.raynal@bootlin.com

drm/panfrost: Sync IRQ by job's timeout handler

Panfrost IRQ handler may stuck for a long time, for example this happens
when there is a bad HDMI connection and HDMI handler takes a long time to
finish processing, holding Panfrost. Make Panfrost's job timeout handler
to sync IRQ before checking fence signal status in order to prevent
spurious job timeouts due to a slow IRQ processing.

Reviewed-by: Steven Price <steven.price@arm.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> # MediaTek MT8192 and MT8195 Chromebooks
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230807000444.14926-1-dmitry.osipenko@collabora.com

drm/exec: add test case for using a drm_exec multiple times

Not really a common use case, but let's make sure that we don't
accidentially break that somehow.

CC: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230731123625.3766-2-christian.koenig@amd.com

drm/exec: use unique instead of local label

GCC forbids to jump to labels in loop conditions and a new clang
check stumbled over this.

So instead using a local label inside the loop condition use an
unique label outside of it.

Fixes: 09593216bff1 ("drm: execution context for GEM buffers v7")
Link: https://gcc.gnu.org/onlinedocs/gcc/Statement-Exprs.html
Link: https://github.com/ClangBuiltLinux/linux/issues/1890
Link: https://github.com/llvm/llvm-project/commit/20219106060208f0c2f5d096eb3aed7b712f5067
Reported-by: Nathan Chancellor <nathan@kernel.org>
Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org>
CC: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230731123625.3766-1-christian.koenig@amd.com

drm/mediatek: dp: Don't register HPD interrupt handler for eDP case

The interrupt handler for HPD is useful only if a display is actually
supposed to be hotpluggable, as that manages the machinery to perform
cable (un)plug detection, debouncing and setup for re-training.

Since eDP panels are not supposed to be hotpluggable we can avoid
using the HPD interrupts altogether and rely on HPD polling only
for the suspend/resume case, saving us some spinlocking action and
the overhead of interrupts firing at every suspend/resume cycle,
achieving a faster (even if just slightly) display resume.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-12-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: dp: Add .wait_hpd_asserted() for AUX bus

In order to support usecases in which the panel regulator can be
switched on and off to save power, and usecases in which the panel
regulator is off at boot, add a .wait_hpd_asserted() callback for
the AUX bus: this will make sure to wait until the panel is fully
ready after power-on before trying to communicate with it.

Also, parse the eDP display capabilities in that callback, so that
we can also avoid using the .get_edid() callback from this bridge.

Since at this point the hpd machinery is performed in the new hpd
callback and the detection and edid reading are done outside of
this driver, assign the DRM_BRIDGE_OP_{DETECT, EDID, HPD} ops and
register the bridge unconditionally at probe time only if we are
probing full DisplayPort and not eDP while, for the latter, we
register the bridge in the .done_probing() callback and only if
the panel was found and triggered HPD.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-11-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: dp: Add support for embedded DisplayPort aux-bus

For the eDP case we can support using aux-bus on MediaTek DP: this
gives us the possibility to declare our panel as generic "panel-edp"
which will automatically configure the timings and available modes
via the EDID that we read from it.

To do this, move the panel parsing at the end of the probe function
so that the hardware is initialized beforehand and also initialize
the DPTX AUX block and power both on as, when we populate the
aux-bus, the panel driver will trigger an EDID read to perform
panel detection.

Last but not least, since now the AUX transfers can happen in the
separated aux-bus, it was necessary to add an exclusion for the
cable_plugged_in check in `mtk_dp_aux_transfer()` and the easiest
way to do this is to simply ignore checking that when the bridge
type is eDP.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-10-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: dp: Move PHY registration to new function

In preparation for adding support for eDP, move the PHY registration
code to a new mtk_dp_register_phy() function for better readability.

This commit brings no functional changes.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-9-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: dp: Avoid mutex locks if audio is not supported/enabled

If a controller (usually, eDP!) does not support audio, or audio is not
enabled because the endpoint has no audio support, it's useless to lock
a mutex only to unlock it right after because there's no .plugged_cb().

Check if the audio is supported and enabled before locking the mutex in
mtk_dp_update_plugged_status(): if not, we simply return immediately.

While at it, since the update_plugged_status_lock mutex would not be
used if the controller doesn't support audio at all, initialize it
only if `audio_supported` is true.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-8-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: dp: Enable event interrupt only when bridge attached

It is useless and error-prone to enable the DisplayPort event interrupt
before finishing to probe and install the driver, as the DP training
cannot happen before the entire pipeline is correctly set up, as the
interrupt handler also requires the full hardware to be initialized by
mtk_dp_bridge_attach().

Anyway, depending in which state the controller is left from the
bootloader, this may cause an interrupt storm and consequently hang
the kernel during boot, so, avoid enabling the interrupt until we
reach a clean state by adding the IRQ_NOAUTOEN flag before requesting
it at probe time and manage the enablement of the ISR in the .attach()
and .detach() handlers for the DP bridge.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-7-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: dp: Move AUX_P0 setting to mtk_dp_initialize_aux_settings()

Move the register write to MTK_DP_AUX_P0_3690 to set the AUX reply mode
to function mtk_dp_initialize_aux_settings(), as this is effectively
part of the DPTX AUX setup sequence.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-6-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: dp: Use devm variant of drm_bridge_add()

In preparation for adding support for aux-bus, which will add a code
path that may fail after the drm_bridge_add() call, change that to
devm_drm_bridge_add() to simplify failure paths later.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-5-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: dp: Change logging to dev for mtk_dp_aux_transfer()

Change logging from drm_{err,info}() to dev_{err,info}() in functions
mtk_dp_aux_transfer() and mtk_dp_aux_do_transfer(): this will be
essential to avoid getting NULL pointer kernel panics if any kind
of error happens during AUX transfers happening before the bridge
is attached.

This may potentially start happening in a later commit implementing
aux-bus support, as AUX transfers will be triggered from the panel
driver (for EDID) before the mtk-dp bridge gets attached, and it's
done in preparation for the same.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-4-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: dp: Move AUX and panel poweron/off sequence to function

Everytime we run bridge detection and/or EDID read we run a poweron
and poweroff sequence for both the AUX and the panel; moreover, this
is also done when enabling the bridge in the .atomic_enable() callback.

Move this power on/off sequence to a new mtk_dp_aux_panel_poweron()
function as to commonize it.
Note that, before this commit, in mtk_dp_bridge_atomic_enable() only
the AUX was getting powered on but the panel was left powered off if
the DP cable wasn't plugged in while now we unconditionally send a D0
request and this is done for two reasons:
 - First, whether this request fails or not, it takes the same time
   and anyway the DP hardware won't produce any error (or, if it
   does, it's ignorable because it won't block further commands)
 - Second, training the link between a sleeping/standby/unpowered
   display makes little sense.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-3-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: dp: Add missing error checks in mtk_dp_parse_capabilities

If reading the RX capabilities fails the training pattern will be set
wrongly: add error checking for drm_dp_read_dpcd_caps() and return if
anything went wrong with it.

While at it, also add a less critical error check when writing to
clear the ESI0 IRQ vector.

Fixes: f70ac097a2cf ("drm/mediatek: Add MT8195 Embedded DisplayPort driver")
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230725073234.55892-2-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: mtk_dpi: Compress struct of_device_id entries

Reduce line count by compressing the entries of struct of_device_id;
while at it, also add the usual /* sentinel */ comment to the last
entry.

This commit brings no functional changes.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Fei Shao <fshao@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230726082245.550929-7-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: mtk_dpi: Use devm_platform_ioremap_resource()

Instead of the open-coded platform_get_resource, devm_ioremap_resource
switch to devm_platform_ioremap_resource(), also dropping the useless
struct resource pointer, which becomes unused.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Fei Shao <fshao@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230726082245.550929-6-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: mtk_dpi: Switch to .remove_new() void callback

The .remove() callback cannot fail: switch to .remove_new() and
change mtk_dpi_remove() to void.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Fei Shao <fshao@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230726082245.550929-5-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: mtk_dpi: Switch to devm_drm_of_get_bridge()

Function drm_of_find_panel_or_bridge() is marked as deprecated: since
the usage of that in this driver exactly corresponds to the new function
devm_drm_of_get_bridge(), switch to it.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Fei Shao <fshao@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230726082245.550929-4-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: mtk_dpi: Simplify with dev_err_probe()

Use dev_err_probe() across the entire probe function of this driver
to shrink the size.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Fei Shao <fshao@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230726082245.550929-3-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/mediatek: mtk_dpi: Simplify with devm_drm_bridge_add()

Change drm_bridge_add() to its devm variant to slightly simplify the
probe function.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Fei Shao <fshao@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230726082245.550929-2-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drm/amdgpu: Use local64_try_cmpxchg in amdgpu_perf_read

Use local64_try_cmpxchg instead of local64_cmpxchg (*ptr, old, new) == old
in amdgpu_perf_read.  x86 CMPXCHG instruction returns success in ZF flag,
so this change saves a compare after cmpxchg (and related move instruction
in front of cmpxchg).

Also, try_cmpxchg implicitly assigns old *ptr value to "old" when cmpxchg
fails. There is no need to re-read the value in the loop.

No functional change intended.

Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com>
Cc: David Airlie <airlied@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/ttm/tests: Add tests for ttm_pool

Add KUnit tests that exercise page allocation using page pools
and freeing pages, either by returning them to the pool or
freeing them. Add a basic test for ttm_pool cleanup. Introduce
helpers to create a dummy ttm_buffer_object.

Signed-off-by: Karolina Stolarek <karolina.stolarek@intel.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/427ea373357d0b6cb376c9d7ebc33c930bf1d28a.1691487006.git.karolina.stolarek@intel.com
Signed-off-by: Christian König <christian.koenig@amd.com>

drm/ttm/tests: Add tests for ttm_device

Test initialization and cleanup of the ttm_device struct, including
some error paths. Verify the creation of page pools if use_dma_alloc
param is true.

Signed-off-by: Karolina Stolarek <karolina.stolarek@intel.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/2abb0e53e7d56b0a24d0255f9075e2123b991278.1691487006.git.karolina.stolarek@intel.com
Signed-off-by: Christian König <christian.koenig@amd.com>

drm/ttm: Introduce KUnit test

Add the initial version of unit tests for ttm_device struct, together
with helper functions.

Signed-off-by: Karolina Stolarek <karolina.stolarek@intel.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/3d1cc45c8a0cf536b92a850e0025f6c555de0169.1691487006.git.karolina.stolarek@intel.com
Signed-off-by: Christian König <christian.koenig@amd.com>

drm/amdgpu: Add pci usage to nbio v7.9

Add implementation to get pcie usage for nbio v7.9.

Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Shiwu Zhang <shiwu.zhang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Add pcie usage callback to nbio

Add a callback in nbio to get pcie usage

Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Shiwu Zhang <shiwu.zhang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Extend poison mode check to SDMA/VCN/JPEG

Treat SDMA/VCN/JPEG as RAS capable IP blocks in poison mode.

Signed-off-by: Candice Li <candice.li@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/buddy: Fix drm buddy info output format

[1] Change pages to blocks to avoid confusion.
[2] Fix output format to align the output info.

Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Reviewed-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu/irq: Move irq resume to the beginning

Need to move irq resume to the beginning of reset sriov, or if
one interrupt occurs before irq resume, then the irq won't work anymore.

Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: add RAS fatal error handler for NBIO v7.9

Register RAS fatal error interrupt and add handler.

v2: only register NBIO RAS for dGPU platform.
    change nbio_v7_9_set_ras_controller_irq_state and nbio_v7_9_set_ras_err_event_athub_irq_state
    to dummy functions.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Fix identation issues in 'kgd_gfx_v9_program_trap_handler_settings'

Fixes the following:

ERROR: code indent should use tabs where possible
WARNING: please, no spaces at the start of a line

Cc: Guchun Chen <guchun.chen@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu/gfx11: only enable CP GFX shadowing on SR-IOV

This is only required for SR-IOV world switches, but it
adds additional latency leading to reduced performance in
some benchmarks.  Disable for now on bare metal.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amd/display: Get replay info from VSDB

We need to make sure that the panel supports replay.

This info is inside the amd vsdb (vendor specific data block). Create a
function to parse the block and read the replay_mode bit.

Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Add FRU sysfs nodes only if needed

Create sysfs nodes for FRU data only if FRU data is available. Move the
logic to FRU specific file.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amd/pm: Clean up errors in smu73_discrete.h

Fix the following errors reported by checkpatch:

ERROR: open brace '{' following struct go on the same line
ERROR: trailing whitespace
ERROR: space prohibited before open square bracket '['

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in vcn_v3_0.c

Fix the following errors reported by checkpatch:

ERROR: space required before the open brace '{'
ERROR: "foo * bar" should be "foo *bar"
ERROR: space required before the open parenthesis '('
ERROR: that open brace { should be on the previous line

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in tonga_ih.c

Fix the following errors reported by checkpatch:

ERROR: that open brace { should be on the previous line

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in gfx_v7_0.c

Fix the following errors reported by checkpatch:

ERROR: that open brace { should be on the previous line
ERROR: trailing statements should be on next line
ERROR: open brace '{' following struct go on the same line
ERROR: space prohibited before that '++' (ctx:WxB)

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in vcn_v4_0.c

Fix the following errors reported by checkpatch:

spaces required around that '==' (ctx:VxV)
ERROR: space required before the open parenthesis '('
ERROR: that open brace { should be on the previous line

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in uvd_v3_1.c

Fix the following errors reported by checkpatch:

ERROR: that open brace { should be on the previous line

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in mxgpu_vi.c

Fix the following errors reported by checkpatch:

ERROR: spaces required around that '-=' (ctx:WxV)

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in nv.c

Fix the following errors reported by checkpatch:

ERROR: that open brace { should be on the previous line

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in amdgpu_virt.c

Fix the following errors reported by checkpatch:

ERROR: space required before the open parenthesis '('

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in amdgpu_ring.h

Fix the following errors reported by checkpatch:

ERROR: spaces required around that ':' (ctx:VxW)

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in amdgpu_trace.h

Fix the following errors reported by checkpatch:

ERROR: space required after that ',' (ctx:VxV)
ERROR: "foo* bar" should be "foo *bar"

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Clean up errors in mes_v11_0.c

Fix the following errors reported by checkpatch:

ERROR: else should follow close brace '}'

Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>