Re: [Freedreno] [PATCH v2] drm/msm/dp: remove fail safe mode related code

2022-04-26 Thread Doug Anderson
Hi, On Mon, Apr 25, 2022 at 10:56 PM Kuogee Hsieh wrote: > > Current DP driver implementation has adding safe mode done at > dp_hpd_plug_handle() which is expected to be executed under event > thread context. > > However there is possible circular locking happen (see blow stack trace) > after edp

Re: [Freedreno] [PATCH v2] drm/msm/dp: remove fail safe mode related code

2022-04-26 Thread Abhinav Kumar
On 4/25/2022 11:00 PM, Stephen Boyd wrote: Quoting Kuogee Hsieh (2022-04-25 22:56:35) Current DP driver implementation has adding safe mode done at dp_hpd_plug_handle() which is expected to be executed under event thread context. However there is possible circular locking happen (see blow st

Re: [Freedreno] [PATCH v2] drm/msm/dp: remove fail safe mode related code

2022-04-25 Thread Stephen Boyd
Quoting Kuogee Hsieh (2022-04-25 22:56:35) > Current DP driver implementation has adding safe mode done at > dp_hpd_plug_handle() which is expected to be executed under event > thread context. > > However there is possible circular locking happen (see blow stack trace) > after edp driver call dp_hp

[Freedreno] [PATCH v2] drm/msm/dp: remove fail safe mode related code

2022-04-25 Thread Kuogee Hsieh
Current DP driver implementation has adding safe mode done at dp_hpd_plug_handle() which is expected to be executed under event thread context. However there is possible circular locking happen (see blow stack trace) after edp driver call dp_hpd_plug_handle() from dp_bridge_enable() which is execu