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drm/amdgpu: skip kfd-iommu suspend/resume for S0ix 

GFX is in gfxoff mode during s0ix so we shouldn't need to
actually execute kfd_iommu_suspend/kfd_iommu_resume operation.

Signed-off-by: Aaron Liu <aaron.liu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Aaron Liu 2023-04-05 19:22:20 +08:00 committed by Alex Deucher
parent 7c0f7ee00c
commit f22067419e
1 changed files with 5 additions and 3 deletions
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8
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -3305,9 +3305,11 @@ static int amdgpu_device_ip_resume(struct amdgpu_device *adev)
{
int r;
r = amdgpu_amdkfd_resume_iommu(adev);
if (r)
return r;
if (!adev->in_s0ix) {
r = amdgpu_amdkfd_resume_iommu(adev);
if (r)
return r;
}
r = amdgpu_device_ip_resume_phase1(adev);
if (r)