Convert driver to use this new helper to standardize
OF "data-lanes" parsing.
Reviewed-by: Andrzej Hajda <andrzej.hajda@xxxxxxxxx>
Signed-off-by: Marek Vasut <marex@xxxxxxx>
Cc: Adrien Grassein <adrien.grassein@xxxxxxxxx>
Cc: Andrzej Hajda <andrzej.hajda@xxxxxxxxx>
Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Cc: Maxime Ripard <maxime@xxxxxxxxxx>
Cc: Robert Foss <robert.foss@xxxxxxxxxx>
Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
To: dri-devel@xxxxxxxxxxxxxxxxxxxxx
---
V2: - Rename drm_of_get_data_lanes{,_ep} to drm_of_get_data_lanes_count{,_ep}
- Add RB from Andrzej
---
drivers/gpu/drm/bridge/lontium-lt8912b.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/bridge/lontium-lt8912b.c b/drivers/gpu/drm/bridge/lontium-lt8912b.c
index c642d1e02b2f8..c92515834ff2d 100644
--- a/drivers/gpu/drm/bridge/lontium-lt8912b.c
+++ b/drivers/gpu/drm/bridge/lontium-lt8912b.c
@@ -607,7 +607,6 @@ static int lt8912_parse_dt(struct lt8912 *lt)
int ret;
int data_lanes;
struct device_node *port_node;
- struct device_node *endpoint;
gp_reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(gp_reset)) {
@@ -618,16 +617,12 @@ static int lt8912_parse_dt(struct lt8912 *lt)
}
lt->gp_reset = gp_reset;
- endpoint = of_graph_get_endpoint_by_regs(dev->of_node, 0, -1);
- if (!endpoint)
- return -ENODEV;
-
- data_lanes = of_property_count_u32_elems(endpoint, "data-lanes");
- of_node_put(endpoint);
+ data_lanes = drm_of_get_data_lanes_count_ep(dev->of_node, 0, -1, 1, 4);
if (data_lanes < 0) {
dev_err(lt->dev, "%s: Bad data-lanes property\n", __func__);
return data_lanes;
}
+
lt->data_lanes = data_lanes;
lt->host_node = of_graph_get_remote_node(dev->of_node, 0, -1);
--
2.35.1
