Re: [Freedreno] [PATCH v3 6/6] drm/msm/dp: do not end dp link training until video is ready

2021-08-10 Thread Stephen Boyd
Quoting Kuogee Hsieh (2021-08-05 13:44:55) > Initialize both pre-emphasis and voltage swing level to 0 before > start link training and do not end link training until video is > ready to reduce the period between end of link training and video > start to meet Link Layer CTS requirement. Some dongl

[Freedreno] [PATCH v3 6/6] drm/msm/dp: do not end dp link training until video is ready

2021-08-05 Thread Kuogee Hsieh
Initialize both pre-emphasis and voltage swing level to 0 before start link training and do not end link training until video is ready to reduce the period between end of link training and video start to meet Link Layer CTS requirement. Some dongle main link symbol may become unlocked again if hos