drm/amd/display: Add HDMI DSC native YCbCr422 support

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[WHY && HOW]
For some HDMI OVT timing, YCbCr422 encoding fails at the DSC
bandwidth check. The root cause is our DSC policy for timing
doesn't account for HDMI YCbCr422 native support.

Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: Chris Park <chris.park@amd.com>
Signed-off-by: Leo Ma <hanghong.ma@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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This commit is contained in:

Leo Ma 2024-08-19 13:25:27 -04:00 • committed by Alex Deucher

parent e79563bf5f

commit 07bfa9cdbf

3 changed files with 7 additions and 5 deletions

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4

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c

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3

drivers/gpu/drm/amd/display/dc/dc_dsc.h

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5

drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c

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