Am Donnerstag, dem 19.05.2022 um 01:38 +0200 schrieb Marek Vasut:
> Handle empty data-lanes = < >; property, which translates to
> dsi_lanes = 0 as invalid.
>
> Fixes: ceb515ba29ba6 ("drm/bridge: ti-sn65dsi83: Add TI SN65DSI83 and
> SN65DSI84 driver")
> Signed-off-by: Marek Vasut <[email protected]>
> Cc: Jonas Karlman <[email protected]>
> Cc: Laurent Pinchart <[email protected]>
> Cc: Lucas Stach <[email protected]>
> Cc: Marek Vasut <[email protected]>
> Cc: Maxime Ripard <[email protected]>
> Cc: Neil Armstrong <[email protected]>
> Cc: Robert Foss <[email protected]>
> Cc: Sam Ravnborg <[email protected]>
Reviewed-by: Lucas Stach <[email protected]>
> ---
> drivers/gpu/drm/bridge/ti-sn65dsi83.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi83.c
> b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
> index d64d4385188dd..dc65f424e7f3c 100644
> --- a/drivers/gpu/drm/bridge/ti-sn65dsi83.c
> +++ b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
> @@ -585,7 +585,7 @@ static int sn65dsi83_parse_dt(struct sn65dsi83 *ctx, enum
> sn65dsi83_model model)
> ctx->host_node = of_graph_get_remote_port_parent(endpoint);
> of_node_put(endpoint);
>
> - if (ctx->dsi_lanes < 0 || ctx->dsi_lanes > 4) {
> + if (ctx->dsi_lanes <= 0 || ctx->dsi_lanes > 4) {
> ret = -EINVAL;
> goto err_put_node;
> }
