drm/amdgpu: impl late_fini for amdgpu_pp_ip

This implements late_init support for powerplay.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
index 6bd961fb43dc..1cd53c65918b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
@@ -223,6 +223,22 @@ static int amdgpu_pp_hw_fini(void *handle)
         return ret;
 }
 
+static void amdgpu_pp_late_fini(void *handle)
+{
+        struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+#ifdef CONFIG_DRM_AMD_POWERPLAY
+        if (adev->pp_enabled) {
+                amdgpu_pm_sysfs_fini(adev);
+                amd_powerplay_fini(adev->powerplay.pp_handle);
+        }
+
+        if (adev->powerplay.ip_funcs->late_fini)
+                adev->powerplay.ip_funcs->late_fini(
+                          adev->powerplay.pp_handle);
+#endif
+}
+
 static int amdgpu_pp_suspend(void *handle)
 {
         int ret = 0;
@@ -311,6 +327,7 @@ const struct amd_ip_funcs amdgpu_pp_ip_funcs = {
         .sw_fini = amdgpu_pp_sw_fini,
         .hw_init = amdgpu_pp_hw_init,
         .hw_fini = amdgpu_pp_hw_fini,
+        .late_fini = amdgpu_pp_late_fini,
         .suspend = amdgpu_pp_suspend,
         .resume = amdgpu_pp_resume,
         .is_idle = amdgpu_pp_is_idle,