RE: [PATCH] drm/amd/display: prevent register access while in IPS

2024-06-03 Thread Li, Roman
, Roman ; Mahfooz, Hamza > ; sta...@vger.kernel.org > Subject: [PATCH] drm/amd/display: prevent register access while in IPS > > We can't read/write to DCN registers while in IPS. Since, that can cause the > system to hang. So, before proceeding with the access in that scenario

[PATCH] drm/amd/display: prevent register access while in IPS

2024-06-03 Thread Hamza Mahfooz
We can't read/write to DCN registers while in IPS. Since, that can cause the system to hang. So, before proceeding with the access in that scenario, force the system out of IPS. Cc: sta...@vger.kernel.org # 6.6+ Signed-off-by: Hamza Mahfooz --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |