mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-27 12:57:53 +00:00
Code Issues Releases Wiki Activity

drm/amdgpu: skip kfd suspend/resume for S0ix

Browse source 
GFX is in gfxoff mode during s0ix so we shouldn't need to
actually tear anything down and restore it.

Acked-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2021-03-16 22:02:14 -04:00
parent 50ec83f0d8
commit 5d3a2d9522
1 changed files with 7 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
View file

@ -3734,7 +3734,8 @@ int amdgpu_device_suspend(struct drm_device *dev, bool fbcon)
r = amdgpu_device_ip_suspend_phase1(adev);
amdgpu_amdkfd_suspend(adev, adev->in_runpm);
if (!adev->in_s0ix)
amdgpu_amdkfd_suspend(adev, adev->in_runpm);
/* evict vram memory */
amdgpu_bo_evict_vram(adev);
@ -3794,9 +3795,11 @@ int amdgpu_device_resume(struct drm_device *dev, bool fbcon)
queue_delayed_work(system_wq, &adev->delayed_init_work,
msecs_to_jiffies(AMDGPU_RESUME_MS));
r = amdgpu_amdkfd_resume(adev, adev->in_runpm);
if (r)
return r;
if (!adev->in_s0ix) {
r = amdgpu_amdkfd_resume(adev, adev->in_runpm);
if (r)
return r;
}
/* Make sure IB tests flushed */
flush_delayed_work(&adev->delayed_init_work);