drm/amdgpu: add amdgpu_amdkfd_resume_iommu

commit 8066008482e533e91934bee49765bf8b4a7c40db upstream.

Add amdgpu_amdkfd_resume_iommu for amdgpu.

Bug: https://bugzilla.kernel.org/show_bug.cgi?id=211277
Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
James Zhu
2021-09-07 11:27:31 -04:00
committed by Greg Kroah-Hartman
parent 5d191b0976
commit fe9dca7dda
2 changed files with 11 additions and 0 deletions

View File

@@ -190,6 +190,16 @@ void amdgpu_amdkfd_suspend(struct amdgpu_device *adev, bool run_pm)
kgd2kfd_suspend(adev->kfd.dev, run_pm);
}
int amdgpu_amdkfd_resume_iommu(struct amdgpu_device *adev)
{
int r = 0;
if (adev->kfd.dev)
r = kgd2kfd_resume_iommu(adev->kfd.dev);
return r;
}
int amdgpu_amdkfd_resume(struct amdgpu_device *adev, bool run_pm)
{
int r = 0;

View File

@@ -121,6 +121,7 @@ int amdgpu_amdkfd_init(void);
void amdgpu_amdkfd_fini(void);
void amdgpu_amdkfd_suspend(struct amdgpu_device *adev, bool run_pm);
int amdgpu_amdkfd_resume_iommu(struct amdgpu_device *adev);
int amdgpu_amdkfd_resume(struct amdgpu_device *adev, bool run_pm);
void amdgpu_amdkfd_interrupt(struct amdgpu_device *adev,
const void *ih_ring_entry);