drm/amd/display: add monitor patch to disable SCDC read/write

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[why]
customer issue: found that for their specific panel, EDID register space
being overwritten during SCDC read write

[how]
customer accepted HDMI 2 features not working - disabled SCDC read/write
as well as HDMI 2 in general based on monitor patch

Signed-off-by: Martin Leung <martin.leung@amd.com>
Reviewed-by: Chris Park <Chris.Park@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Martin Leung 2020-01-30 18:54:44 -05:00 • committed by Alex Deucher

parent 5bf24270d1

commit a760fc1bff

4 changed files with 18 additions and 0 deletions

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4

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

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8

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

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1

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

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5

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c

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