drm/amd/display: reset dpcd_cap.dpcd_rev for passive dongle.

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[why]
currently dc has never reset this dpcd_cap.dpcd_rev.

[how]
ideally  we should reset this before redo detection.
change the passive dongle only for now to reduce the impact.

Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Charlene Liu 2021-06-22 21:32:53 -04:00 • committed by Alex Deucher

parent ad43a647bc

commit 1e9653a41a

1 changed files with 2 additions and 0 deletions

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

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