Re: [PATCH v2 1/4] drm/amdgpu/mst: Stop ignoring error codes and deadlocking

2022-11-18 Thread Alex Deucher
p.org > > > > > > Cc: Wentland, Harry ; > > > > > > sta...@vger.kernel.org; > > > > > > Li, Sun peng (Leo) ; Siqueira, Rodrigo > > > > > > ; Deucher, Alexander > > > > > > ; Koenig, Christian > > >

Re: [PATCH v2 1/4] drm/amdgpu/mst: Stop ignoring error codes and deadlocking

2022-11-18 Thread Lyude Paul
t; > > > > Airlie ; Daniel Vetter ; > > > > > Kazlauskas, > > > > > Nicholas ; Pillai, Aurabindo > > > > > ; Li, Roman ; Zuo, Jerry > > > > > ; Wu, Hersen ; Lin, Wayne > > > > > ; Thomas Zimmermann ; >

Re: [PATCH v2 1/4] drm/amdgpu/mst: Stop ignoring error codes and deadlocking

2022-11-18 Thread Lyude Paul
i, Aurabindo > > > > ; Li, Roman ; Zuo, Jerry > > > > ; Wu, Hersen ; Lin, Wayne > > > > ; Thomas Zimmermann ; > > > > Mahfooz, Hamza ; Hung, Alex > > > > ; Mikita Lipski ; Liu, > > > > Wenjing ; Francis, David > > &g

Re: [PATCH v2 1/4] drm/amdgpu/mst: Stop ignoring error codes and deadlocking

2022-11-18 Thread Alex Deucher
Vetter ; Kazlauskas, > > > Nicholas ; Pillai, Aurabindo > > > ; Li, Roman ; Zuo, Jerry > > > ; Wu, Hersen ; Lin, Wayne > > > ; Thomas Zimmermann ; > > > Mahfooz, Hamza ; Hung, Alex > > > ; Mikita Lipski ; Liu, > > > Wenjing ; Francis, David > &

Re: [PATCH v2 1/4] drm/amdgpu/mst: Stop ignoring error codes and deadlocking

2022-11-18 Thread Lyude Paul
irlie ; Daniel Vetter ; Kazlauskas, > > Nicholas ; Pillai, Aurabindo > > ; Li, Roman ; Zuo, Jerry > > ; Wu, Hersen ; Lin, Wayne > > ; Thomas Zimmermann ; > > Mahfooz, Hamza ; Hung, Alex > > ; Mikita Lipski ; Liu, > > Wenjing ; Francis, David > > ; open list:

Re: [PATCH v2 1/4] drm/amdgpu/mst: Stop ignoring error codes and deadlocking

2022-11-16 Thread Lyude Paul
Christian > > ; Pan, Xinhui ; David > > Airlie ; Daniel Vetter ; Kazlauskas, > > Nicholas ; Pillai, Aurabindo > > ; Li, Roman ; Zuo, Jerry > > ; Wu, Hersen ; Lin, Wayne > > ; Thomas Zimmermann ; > > Mahfooz, Hamza ; Hung, Alex > > ; Mikita Lipski ; Liu, >

RE: [PATCH v2 1/4] drm/amdgpu/mst: Stop ignoring error codes and deadlocking

2022-11-15 Thread Lin, Wayne
Wayne > ; Thomas Zimmermann ; > Mahfooz, Hamza ; Hung, Alex > ; Mikita Lipski ; Liu, > Wenjing ; Francis, David > ; open list:DRM DRIVERS de...@lists.freedesktop.org>; open list > Subject: [PATCH v2 1/4] drm/amdgpu/mst: Stop ignoring error codes and > deadlocking > >

[PATCH v2 1/4] drm/amdgpu/mst: Stop ignoring error codes and deadlocking

2022-11-14 Thread Lyude Paul
It appears that amdgpu makes the mistake of completely ignoring the return values from the DP MST helpers, and instead just returns a simple true/false. In this case, it seems to have come back to bite us because as a result of simply returning false from compute_mst_dsc_configs_for_state(), amdgpu