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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
index 5e9baca556a4..3465fddff666 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
@@ -1247,3 +1247,18 @@ int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev,
return ret;
}
+
+int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev,
+ bool acquire)
+{
+ void *pp_handle = adev->powerplay.pp_handle;
+ const struct amd_pm_funcs *pp_funcs =
+ adev->powerplay.pp_funcs;
+ int ret = -EOPNOTSUPP;
+
+ if (pp_funcs && pp_funcs->smu_i2c_bus_access)
+ ret = pp_funcs->smu_i2c_bus_access(pp_handle,
+ acquire);
+
+ return ret;
+}