drm/amd/display: Add stub to get DPIA tunneling device data
authorJimmy Kizito <Jimmy.Kizito@amd.com>
Thu, 1 Apr 2021 16:59:54 +0000 (12:59 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 6 Oct 2021 19:51:22 +0000 (15:51 -0400)
commit99447622ae157393296580f9e39224951a1cdcf6
tree24c1ae27aa3d20c9e088fa9ac27e83de068c5668
parent76724b76739a4fd751298deb281a878dfe72ae48
drm/amd/display: Add stub to get DPIA tunneling device data

[why & how]
1. Add stub for getting tunneling device data
2. Add check for phy_repeater_cnt < 0xff to LTTPR check
3. Add two more bits of information to DPIA links

Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Wayne Lin <Wayne.Lin@amd.com>
Acked-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Jimmy Kizito <Jimmy.Kizito@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/Makefile
drivers/gpu/drm/amd/display/dc/core/dc_link.c
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c [new file with mode: 0644]
drivers/gpu/drm/amd/display/dc/inc/dc_link_dpia.h [new file with mode: 0644]