| commit | 1ae62f3114a95982f2f4cbe5c7bd14b81233597a | [log] [tgz] |
|---|---|---|
| author | Wenjing Liu <Wenjing.Liu@amd.com> | Mon Dec 03 17:26:15 2018 -0500 |
| committer | Alex Deucher <alexander.deucher@amd.com> | Tue Dec 18 18:25:13 2018 -0500 |
| tree | 98bf95d8f94c2c8290ebc6b230a6cd243b96de0c | |
| parent | fd0853567cdf2eeddf22ba9021deedf6b1f90f7a [diff] |
drm/amd/display: verify lane status before exiting verify link cap [why] DP LL CTS1.4 4.3.2.1 test failure. [how] The failure is caused by not handling DP link loss hpd short pusle during set mode. The change is to read link status before set mode link training. If link is lost, re-verify link caps. Signed-off-by: Wenjing Liu <Wenjing.Liu@amd.com> Reviewed-by: Jun Lei <Jun.Lei@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>