drm/amd/display: Add symclk workaround during disable link output

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[Why & How]
This is originally a change (9c75891f) in DCN32 because of the lack
of interface to set TX while keeping symclk on. Adding this workaround
to DCN314 will resolve the current issue.

Fixes: 9c75891fee ("drm/amd/display: rework recent update PHY state commit")
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Leo Chen <sancchen@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Leo Chen 2023-04-26 16:02:28 -04:00 • committed by Alex Deucher

parent db5dcd476e

commit 273f479977

3 changed files with 68 additions and 1 deletions

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65

drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c

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2

drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.h

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2

drivers/gpu/drm/amd/display/dc/dcn314/dcn314_init.c

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