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(parent: fd3b2e2) | patch
drm/amd/display: set MSA vsp/hsp to 0 for positive polarity for DP 128b/132b
authorWenjing Liu <wenjing.liu@amd.com>
Tue, 2 Nov 2021 16:43:47 +0000 (12:43 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 22 Nov 2021 19:45:01 +0000 (14:45 -0500)
commitef9d5a54dae9be855352ead302a9659bb8610285
tree9230c5bce8661ef6c439d4b67e621533e9a2d6a9tree | snapshot
parentfd3b2e21b8816273ca7813a8c9455c41ff77a96acommit | diff
drm/amd/display: set MSA vsp/hsp to 0 for positive polarity for DP 128b/132b

[why]
There is a bug in MSA programming sequence that mistakenly set
MSA vsp/hsp to 1 for positive polarity. This is incorrect.

Reviewed-by: Ariel Bernstein <Eric.Bernstein@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Wenjing Liu <wenjing.liu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_stream_encoder.c diff | blob | history
https://github.com/torvalds/linux.git