[PATCH v8 4/4] drm/mtk: add panel orientation property

[Derek Basehore]

This inits the panel orientation property for the mediatek dsi driver
if the panel orientation (connector.display_info.panel_orientation) is
not DRM_MODE_PANEL_ORIENTATION_UNKNOWN.

Signed-off-by: Derek Basehore <dbasehore at chromium.org>
Acked-by: Sam Ravnborg <sam at ravnborg.org>
Reviewed-by: CK Hu <ck.hu at mediatek.com>
---
 drivers/gpu/drm/mediatek/mtk_dsi.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 224afb666881..2936932344eb 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -792,10 +792,18 @@ static int mtk_dsi_create_connector(struct drm_device *drm, struct mtk_dsi *dsi)
 			DRM_ERROR("Failed to attach panel to drm\n");
 			goto err_connector_cleanup;
 		}
+
+		ret = drm_connector_init_panel_orientation_property(&dsi->conn);
+		if (ret) {
+			DRM_ERROR("Failed to init panel orientation\n");
+			goto err_panel_detach;
+		}
 	}
 
 	return 0;
 
+err_panel_detach:
+	drm_panel_detach(dsi->panel);
 err_connector_cleanup:
 	drm_connector_cleanup(&dsi->conn);
 	return ret;
-- 
2.23.0.351.gc4317032e6-goog