drm/amd/display: use MST downstream AUX to dump DPRX CRCs
authorDavid (Dingchen) Zhang <dingchen.zhang@amd.com>
Wed, 4 Dec 2019 15:17:03 +0000 (10:17 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 9 Apr 2021 20:51:35 +0000 (16:51 -0400)
commit815f72be4d8a1e8629e5892e60beb8e2487db399
tree89a4223ed0dc2d2642fa075d03b5224a5e772410
parent6bdb2e3821616329125fea108c48fe5fe54aaafc
drm/amd/display: use MST downstream AUX to dump DPRX CRCs

[why]
     In MST setup, we'd use MST downstream AUX to
     dump the DPRX CRCs from sink device.

[how]
     Assign the mst_port->aux to read DPCD registers.

Signed-off-by: David (Dingchen) Zhang <dingchen.zhang@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c