drm/amd/display: Don't allocate payloads if link lost
authorAlvin Lee <alvin.lee2@amd.com>
Fri, 2 Aug 2019 17:42:49 +0000 (13:42 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 13 Sep 2019 22:55:01 +0000 (17:55 -0500)
commit48af9b91b129f1d93221cd9f76032610a8cc6514
treec110d4a29117446e79790d57b4a681f9dad12696
parente6d14df74064fc65c6367d4c717e016c9d99be59
drm/amd/display: Don't allocate payloads if link lost

We should not allocate payloads if the link is lost until the link is retrained.
Some displays require this.

Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
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/dc_link.h
drivers/gpu/drm/amd/display/dc/dc_types.h
drivers/gpu/drm/amd/display/dc/dm_helpers.h