drm/mediatek: call drm_atomic_helper_shutdown() when unbinding driver

[ Upstream commit cf49b24ffa62766f8f04cd1c4cf17b75d29b240a ]

shutdown all CRTC when unbinding drm driver.

Fixes: 119f5173628a ("drm/mediatek: Add DRM Driver for Mediatek SoC MT8173.")
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index e7362bdafa82849204b59c5b4cba9bc5637b1399..8718d123ccaa68c62d6177d64018cba1289ba1a1 100644 (file)
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -311,6 +311,7 @@ err_config_cleanup:
 static void mtk_drm_kms_deinit(struct drm_device *drm)
 {
        drm_kms_helper_poll_fini(drm);
+       drm_atomic_helper_shutdown(drm);
 
        component_unbind_all(drm->dev, drm);
        drm_mode_config_cleanup(drm);