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drm/amd/display: validate plane format on primary plane

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In dce110, the plane configuration is such that plane 0
or the primary plane should be rendered with only RGB data.

This patch adds the validation to ensure that no video data
is rendered on plane 0.

Signed-off-by: Shirish S <shirish.s@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Shirish S 2018-03-07 12:36:11 +05:30 committed by Alex Deucher
parent f8bee6135e
commit 4a53d9045e
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
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@ -879,6 +879,13 @@ static bool dce110_validate_surface_sets(
plane->src_rect.height > 1080)) plane->src_rect.height > 1080))
return false; return false;
/* we don't have the logic to support underlay
* only yet so block the use case where we get
* NV12 plane as top layer
*/
if (j == 0)
return false;
/* irrespective of plane format, /* irrespective of plane format,
* stream should be RGB encoded * stream should be RGB encoded
*/ */