drm/amd/display: Retrieve MST Downstream Port Status

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Determine if DFP present and the type of downstream device
based on dsc_aux

Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Fangzhi Zuo 2022-01-23 13:20:07 -05:00 • committed by Alex Deucher

parent 2ca97adccd

commit 09db246cee

2 changed files with 24 additions and 0 deletions

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1

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h

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23

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c

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