Re: [PATCH 1/2] drm/panel: ltk050h3146w: add check for mipi_dsi_dcs_enter_sleep_mode

[Jessica Zhang <quic_jesszhan@xxxxxxxxxxx>]

On 6/20/2024 12:47 AM, Chen Ni wrote:
> Add check for the return value of mipi_dsi_dcs_enter_sleep_mode() and
> return the error if it fails in order to catch the error.
>
> Signed-off-by: Chen Ni <nichen@xxxxxxxxxxx>

Reviewed-by: Jessica Zhang <quic_jesszhan@xxxxxxxxxxx>

> ---
>   drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
> index 292aa26a456d..24bf05d0589f 100644
> --- a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
> +++ b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
> @@ -526,7 +526,7 @@ static int ltk050h3146w_unprepare(struct drm_panel *panel)
>   		return ret;
>   	}
>   
> -	mipi_dsi_dcs_enter_sleep_mode(dsi);
> +	ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
>   	if (ret < 0) {
>   		dev_err(ctx->dev, "failed to enter sleep mode: %d\n", ret);
>   		return ret;
> --
> 2.25.1