RE: [PATCH] drm/amdgpu: fix the hang observed on Carrizo due to UVD suspend failure

2021-10-18 Thread Quan, Evan
; To: Quan, Evan ; amd-gfx@lists.freedesktop.org > >> Cc: Deucher, Alexander ; b...@alien8.de > >> Subject: Re: [PATCH] drm/amdgpu: fix the hang observed on Carrizo due > >> to UVD suspend failure > >> > >> > >> > >> On 10/18/2021 1:04

Re: [PATCH] drm/amdgpu: fix the hang observed on Carrizo due to UVD suspend failure

2021-10-18 Thread Christian König
Am 18.10.21 um 09:34 schrieb Evan Quan: It's confirmed that on some APUs the interaction with SMU(about DPM disablement) will power off the UVD. That will make the succeeding interactions with UVD on the suspend path impossible. And the system will hang due to that. To workaround the issue, we w

Re: [PATCH] drm/amdgpu: fix the hang observed on Carrizo due to UVD suspend failure

2021-10-18 Thread Borislav Petkov
On Mon, Oct 18, 2021 at 03:34:32PM +0800, Evan Quan wrote: > It's confirmed that on some APUs the interaction with SMU(about DPM > disablement) > will power off the UVD. That will make the succeeding interactions with UVD > on the > suspend path impossible. And the system will hang due to that. T

Re: [PATCH] drm/amdgpu: fix the hang observed on Carrizo due to UVD suspend failure

2021-10-18 Thread Lazar, Lijo
observed on Carrizo due to UVD suspend failure On 10/18/2021 1:04 PM, Evan Quan wrote: It's confirmed that on some APUs the interaction with SMU(about DPM disablement) will power off the UVD. That will make the succeeding interactions with UVD on the suspend path impossible. And the system will

RE: [PATCH] drm/amdgpu: fix the hang observed on Carrizo due to UVD suspend failure

2021-10-18 Thread Quan, Evan
[AMD Official Use Only] > -Original Message- > From: Lazar, Lijo > Sent: Monday, October 18, 2021 3:58 PM > To: Quan, Evan ; amd-gfx@lists.freedesktop.org > Cc: Deucher, Alexander ; b...@alien8.de > Subject: Re: [PATCH] drm/amdgpu: fix the hang observed on Carrizo du

Re: [PATCH] drm/amdgpu: fix the hang observed on Carrizo due to UVD suspend failure

2021-10-18 Thread Lazar, Lijo
On 10/18/2021 1:04 PM, Evan Quan wrote: It's confirmed that on some APUs the interaction with SMU(about DPM disablement) will power off the UVD. That will make the succeeding interactions with UVD on the suspend path impossible. And the system will hang due to that. To workaround the issue, w