drm/amdgpu: fix unload driver fail

dc_destroy should be called amdgpu_cgs_destroy_device,
as it will use cgs context to read or write registers.

Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index c3e7803..53b76e0 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -616,6 +616,10 @@ error:
 static void amdgpu_dm_fini(struct amdgpu_device *adev)
 {
        amdgpu_dm_destroy_drm_device(&adev->dm);
+
+       /* DC Destroy TODO: Replace destroy DAL */
+       if (adev->dm.dc)
+               dc_destroy(&adev->dm.dc);
        /*
         * TODO: pageflip, vlank interrupt
         *
@@ -630,9 +634,6 @@ static void amdgpu_dm_fini(struct amdgpu_device *adev)
                mod_freesync_destroy(adev->dm.freesync_module);
                adev->dm.freesync_module = NULL;
        }
-       /* DC Destroy TODO: Replace destroy DAL */
-       if (adev->dm.dc)
-               dc_destroy(&adev->dm.dc);
 
        mutex_destroy(&adev->dm.dc_lock);