drm/amd/display: Fix B0 USB-C DP Alt mode

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[Why]
Starting from B0, along with RDPCSTX, RDPCSPIPE registers are also used.

[How]
Make sure RDPCSPIPE registers are programmed correctly.

Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Zhan Liu <Zhan.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
(cherry picked from commit bdd1a21b52)

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This commit is contained in:

Liu, Zhan 2021-09-09 13:26:37 -04:00 • committed by Alex Deucher

parent 9e1ff307c7

commit 45d65c0f09

4 changed files with 70 additions and 2 deletions

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1

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

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33

drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c

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11

drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.h

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27

drivers/gpu/drm/amd/include/asic_reg/dpcs/dpcs_4_2_0_offset.h

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