[Intel-gfx] [PATCH 00/10] Improve crc-core driver interface

[Alex Deucher]

+ Harry and Leo


On Mon, Jul 2, 2018 at 7:07 AM, Mahesh Kumar <mahesh1.kumar at intel.com> wrote:
> This series improves crc-core <-> driver interface.
> This series adds following functionality in the crc-core
>  - Now control node will print all the available sources if
>    implemented by driver along with current source.
>  - Setting of sorce will fail if provided source is not supported
>  - cleanup of crtc_crc_open function first allocate memory before
>    enabling CRC generation
>  - Don't block open() call instead wait in crc read call.
>
> Following IGT will fail due to crc-core <-> driver interface change
> igt at kms_pipe_crc_basic@bad-source <now setting bad-source itself will fail>
> ig at kms_pipe_crc_basic@nonblocking-crc-pipe-X
> ig at kms_pipe_crc_basic@nonblocking-crc-pipe-X-frame-sequence
> In nonblocking crc tests we'll get lesser crc's due to skipping crc
>
> AMD/Rockchip/rcar code path is not validated and need inputs
>
> Changes:
>  - Add dri-devel in Cc
> Changes rev2:
>  - now get_crc_sources returns a constant pointer to an array of
>    source list and crc-core does the verification
> Changes rev3:
>  - reorg patches to push non r-b patches to the last
>  - add r-b tag
>
> Cc: dri-devel at lists.freedesktop.org
>
> Mahesh Kumar (10):
>   drm: crc: Introduce verify_crc_source callback
>   drm: crc: Introduce get_crc_sources callback
>   drm/rockchip/crc: Implement verify_crc_source callback
>   drm/amdgpu_dm/crc: Implement verify_crc_source callback
>   drm/rcar-du/crc: Implement verify_crc_source callback
>   drm/i915/crc: implement verify_crc_source callback
>   drm/i915/crc: implement get_crc_sources callback
>   drm/crc: Cleanup crtc_crc_open function
>   Revert "drm: crc: Wait for a frame before returning from open()"
>   drm: crc: Introduce pre_crc_read function
>
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c  |   1 +
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h  |   7 +-
>  .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c  |  20 +++-
>  drivers/gpu/drm/drm_debugfs_crc.c                  |  79 ++++++++------
>  drivers/gpu/drm/i915/intel_display.c               |   2 +
>  drivers/gpu/drm/i915/intel_drv.h                   |   9 +-
>  drivers/gpu/drm/i915/intel_pipe_crc.c              | 119 ++++++++++++++++++++-
>  drivers/gpu/drm/rcar-du/rcar_du_crtc.c             |  45 +++++++-
>  drivers/gpu/drm/rockchip/rockchip_drm_vop.c        |  26 ++++-
>  include/drm/drm_crtc.h                             |  48 ++++++++-
>  10 files changed, 305 insertions(+), 51 deletions(-)
>
> --
> 2.16.2
>
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