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| author | James Zhu <James.Zhu@amd.com> | 2021-09-07 11:27:31 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-09-14 15:59:58 -0400 |
| commit | ea20e246f39aa3dc092627c632c2dac1d4d55de0 (patch) | |
| tree | ab0366b46e2d4947f2b73aa013cb1a2065ce79dc | |
| parent | f8846323d544540be07d7662325ad459f868dcc0 (diff) | |
| download | linux-stable-ea20e246f39aa3dc092627c632c2dac1d4d55de0.tar.gz linux-stable-ea20e246f39aa3dc092627c632c2dac1d4d55de0.tar.bz2 linux-stable-ea20e246f39aa3dc092627c632c2dac1d4d55de0.zip | |
drm/amdgpu: add amdgpu_amdkfd_resume_iommu
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>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h | 1 |
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index 3003ee1c9487..1d41c2c00623 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -192,6 +192,16 @@ 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; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h index 089c7b967008..3bc52b2c604f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h @@ -137,6 +137,7 @@ 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); |