drm/amd/display: Use the correct input TF for video formats

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[Why]
Color blending for NV12 formats is incorrect because we're using the
predefined SRGB degamma.

[How]
Calculate the correct input transfer function for degamma from the color
module depending on what the actual surface format is.

Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Zhan Liu <Zhan.Liu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

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Nicholas Kazlauskas 2020-03-31 16:50:12 -04:00 • committed by Alex Deucher

parent d2bacc38f6

commit 2059fc5e8c

1 changed files with 19 additions and 3 deletions

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

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