APPLIED [OEM-5.14] Re: [SRU] [J/OEM-5.14] [PATCH 0/2] Fix broken s2idle on AMD APU

Timo Aaltonen tjaalton at ubuntu.com
Mon May 9 09:04:41 UTC 2022


Kai-Heng Feng kirjoitti 9.5.2022 klo 8.12:
> BugLink: https://bugs.launchpad.net/bugs/1972134
> 
> [Impact]
> The AMD based system can not reach s2idle after fix for LP: #1968475.
> 
> [Fix]
> No need to evict resources for s2idle case.
> 
> [Test]
> Test on a Cezanne, confirmed the 5.14.0-1035 breaks s2idle, and applying
> the fix can make s2idle work again.
> 
> [Where problems could occur]
> The fix only applies to AMD APU, and the resources sould stay at carved
> out region over sleep.
> 
> Mario Limonciello (1):
>    drm/amdgpu: explicitly check for s0ix when evicting resources
> 
> Nirmoy Das (1):
>    drm/amdgpu: unify BO evicting method in amdgpu_ttm
> 
>   drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c |  8 +++---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c  | 30 ++++++++++++++++-----
>   drivers/gpu/drm/amd/amdgpu/amdgpu_object.c  | 23 ----------------
>   drivers/gpu/drm/amd/amdgpu/amdgpu_object.h  |  1 -
>   drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c     | 30 +++++++++++++++++++++
>   drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h     |  1 +
>   6 files changed, 58 insertions(+), 35 deletions(-)
> 

applied to oem-5.14, thanks


-- 
t



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