drm/amd/display: Add 16ms AUX RD interval W/A for specific LTTPR

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[Why]
Certain display configurations require an extra delay before
reading lane status with certain LTTPR.

[How]
Add temporary workaround to force AUX RD interval to
16ms for CR and EQ. Needs to be refactored later.

Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: George Shen <George.Shen@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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George Shen 2021-11-19 11:09:37 -05:00 • committed by Alex Deucher

parent f3edefce70

commit ee347d5b40

1 changed files with 12 additions and 0 deletions

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

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