drm/amd/display: Add debugfs entry for LTTPR register status
authorAurabindo Pillai <aurabindo.pillai@amd.com>
Tue, 23 Mar 2021 21:51:56 +0000 (17:51 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 9 Apr 2021 20:51:48 +0000 (16:51 -0400)
commit37bedd9929b925b25a4b5397d7f32d3600067688
treecd1b40db2647f55cdd1492d2f9289535f3fd47e7
parent9df857f930d6035996d481b4e5bc9ce082990afb
drm/amd/display: Add debugfs entry for LTTPR register status

[Why]
Functionality of LTTPR is reporter through the DPCD register

[How]
Expose a interface in debugfs to read the current status of
LTTPR as reported from the device's DPCD register

Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@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_debugfs.c