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| author | John Clements <john.clements@amd.com> | 2020-05-13 17:45:57 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-05-14 17:42:27 -0400 |
| commit | 5e7067b24fcf1549c72988dd92de6d17ff3d2077 (patch) | |
| tree | 1e643720daa936c974f0419338e4088459fae9fc | |
| parent | ab9c21124d6e03460c9c59006a61cc076fefa82e (diff) | |
| download | linux-5e7067b24fcf1549c72988dd92de6d17ff3d2077.tar.bz2 | |
drm/amdgpu: Add DPM function for XGMI link power down control
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: John Clements <john.clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 2 |
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c index 0e8018c9aa8e..d2a105e3bf7c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c @@ -1188,3 +1188,13 @@ int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, return ret; } + +int amdgpu_dpm_allow_xgmi_power_down(struct amdgpu_device *adev, bool en) +{ + struct smu_context *smu = &adev->smu; + + if (is_support_sw_smu(adev)) + return smu_allow_xgmi_power_down(smu, en); + + return 0; +}
\ No newline at end of file diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h index 936d85aa0fbc..956f6c710670 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h @@ -538,4 +538,6 @@ int amdgpu_dpm_baco_enter(struct amdgpu_device *adev); int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, uint32_t cstate); +int amdgpu_dpm_allow_xgmi_power_down(struct amdgpu_device *adev, bool en); + #endif |