Re: [PATCH v4 4/4] drm/mtk: add panel orientation property

[CK Hu <ck.hu@mediatek.com>]

Hi, Derek:

On Fri, 2019-06-21 at 20:41 -0700, Derek Basehore wrote:
> 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.
> 

Reviewed-by: CK Hu <ck.hu@mediatek.com>

> Signed-off-by: Derek Basehore <dbasehore@chromium.org>
> ---
>  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 4a0b9150a7bb..08ffdc7526dd 100644
> --- a/drivers/gpu/drm/mediatek/mtk_dsi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
> @@ -782,10 +782,18 @@ 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;