diff options
| author | Yongqiang Sun <[email protected]> | 2018-03-07 09:12:53 -0500 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2018-04-11 13:07:36 -0500 |
| commit | 3c1a312aa4e4201efa8719e70a6dccd3acd6eba4 (patch) | |
| tree | 9fe6d13b6b8fa9112b4b0235cd6998eef90bf785 /tools/perf/scripts/python/bin | |
| parent | ba0a5aaa867d77cedb2cd6ad9e647243d9ba9650 (diff) | |
drm/amd/display: Retry when read dpcd caps failed.
Some DP panel not detected intermittently due to read dpcd
caps failed when doing hot plug.
[root cause] DC_HPD_CONNECT_INT_DELAY is set to 0, not delay
after HPD toggle and read dpcd data, while some panel need 4ms defer
to read.
[solution] Add a retry when read failed.
Signed-off-by: Yongqiang Sun <[email protected]>
Reviewed-by: Tony Cheng <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin')
0 files changed, 0 insertions, 0 deletions