drm/amd/display: Monitor patch to delay setting ignore MSA bit

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[Why]
Some displays clear ignore MSA bit on mode change, which cause
blackscreen when programming variable vtotals. Ignore MSA bit needs
programming needs to be delayed or re-set to be retained.

[How]
Create patch to delay programming ignore MSA bit after unblanking
stream.

Signed-off-by: Jaehyun Chung <jaehyun.chung@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Jaehyun Chung 2020-02-11 11:19:41 -05:00 • committed by Alex Deucher

parent b01f22ec88

commit dc326f61c5

2 changed files with 4 additions and 0 deletions

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3

drivers/gpu/drm/amd/display/dc/core/dc_link.c

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1

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

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