drm/amdgpu/powerplay: enable sysfs and debugfs interfaces late

To avoid users accessing them before the module has finished
initializing them and make sure they are only created if
dpm has properly initialized.

Reviewed-by: Christian König <[email protected]>
Reviewed-by: Jammy Zhou <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
index b8b4a4781f4d112d642bad11952a6d16167a5c2e..ddb90ebd0e7c66c3fd67aac3d9b549ddea95759d 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
@@ -131,6 +131,10 @@ static int amdgpu_pp_late_init(void *handle)
                ret = adev->powerplay.ip_funcs->late_init(
                                        adev->powerplay.pp_handle);
 
+#ifdef CONFIG_DRM_AMD_POWERPLAY
+       if (adev->pp_enabled)
+               amdgpu_pm_sysfs_init(adev);
+#endif
        return ret;
 }
 
@@ -145,7 +149,6 @@ static int amdgpu_pp_sw_init(void *handle)
 
 #ifdef CONFIG_DRM_AMD_POWERPLAY
        if (adev->pp_enabled) {
-               amdgpu_pm_sysfs_init(adev);
                if (amdgpu_dpm == 0)
                        adev->pm.dpm_enabled = false;
                else