[PATCH 3/5] drm/imx: imx-ldb: detach panel on unbind

[Philipp Zabel]

Am Freitag, den 17.06.2016, 12:13 +0200 schrieb Lucas Stach:
> Make sure to leave a clean panel state behind and allow to
> properly attach to the panel again on a rebind.
> 
> Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
> ---
>  drivers/gpu/drm/imx/imx-ldb.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/imx/imx-ldb.c b/drivers/gpu/drm/imx/imx-ldb.c
> index 48166df14042..9e117a654417 100644
> --- a/drivers/gpu/drm/imx/imx-ldb.c
> +++ b/drivers/gpu/drm/imx/imx-ldb.c
> @@ -671,6 +671,9 @@ static void imx_ldb_unbind(struct device *dev, struct device *master,
>  	for (i = 0; i < 2; i++) {
>  		struct imx_ldb_channel *channel = &imx_ldb->channel[i];
>  
> +		if (channel->panel)
> +			drm_panel_detach(channel->panel);

I think this should also be done in the bind error path.

regards
Philipp