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drm/bridge: ti-sn65dsi83: Handle dsi_lanes == 0 as invalid
Handle empty data-lanes = < >; property, which translates to
dsi_lanes = 0 as invalid.
Fixes: ceb515ba29
("drm/bridge: ti-sn65dsi83: Add TI SN65DSI83 and SN65DSI84 driver")
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Jonas Karlman <jonas@kwiboo.se>
Cc: Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Marek Vasut <marex@denx.de>
Cc: Maxime Ripard <maxime@cerno.tech>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Robert Foss <robert.foss@linaro.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220518233844.248504-1-marex@denx.de
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1 changed files with 1 additions and 1 deletions
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@ -573,7 +573,7 @@ static int sn65dsi83_parse_dt(struct sn65dsi83 *ctx, enum sn65dsi83_model model)
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ctx->host_node = of_graph_get_remote_port_parent(endpoint);
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of_node_put(endpoint);
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if (ctx->dsi_lanes < 0 || ctx->dsi_lanes > 4) {
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if (ctx->dsi_lanes <= 0 || ctx->dsi_lanes > 4) {
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ret = -EINVAL;
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goto err_put_node;
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}
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