diff options
| author | Lewis Huang <[email protected]> | 2022-10-20 11:46:39 -0400 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2022-10-24 14:36:12 -0400 |
| commit | b473bd5fc333ab02479444dd4a51be5f5e324d97 (patch) | |
| tree | d6ae6a28aefa6e1025773d9966f42456ed92df0c /tools/perf/scripts/python/bin | |
| parent | f1943a51f0f9ce732e344fffb576b54f3e230a4d (diff) | |
drm/amd/display: refine wake up aux in retrieve link caps
[Why]
Read set_power_state dpcd after HPD cause USB4 CTS 4.2.1.1
[How]
Read LTTPR caps first. If aux channel not ready, wake up aux channel.
If wake up aux channel return pass, retrieve lttpr caps again. If wake
up aux channel return false, register a detection retry timer.
Tested-by: Mark Broadworth <[email protected]>
Reviewed-by: Wenjing Liu <[email protected]>
Acked-by: Rodrigo Siqueira <[email protected]>
Signed-off-by: Lewis Huang <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin')
0 files changed, 0 insertions, 0 deletions