From: Luis Garcia <git@xxxxxxxxxxxx>
Use the v4l2_link_freq_to_bitmap() helper to figure out which
driver-supported link freq can be used on a given system.
Signed-off-by: Luis Garcia <git@xxxxxxxxxxxx>
Reviewed-by: Pavel Machek <pavel@xxxxxx>
Reviewed-by: Tommaso Merciai <tomm.merciai@xxxxxxxxx>
---
drivers/media/i2c/imx258.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/media/i2c/imx258.c b/drivers/media/i2c/imx258.c
index 671fe176c64c..e9abf6b96aec 100644
--- a/drivers/media/i2c/imx258.c
+++ b/drivers/media/i2c/imx258.c
@@ -693,6 +693,7 @@ struct imx258 {
/* Current mode */
const struct imx258_mode *cur_mode;
+ unsigned long link_freq_bitmap;
const struct imx258_link_freq_config *link_freq_configs;
const s64 *link_freq_menu_items;
unsigned int lane_mode_idx;
@@ -1546,6 +1547,17 @@ static int imx258_probe(struct i2c_client *client)
return ret;
}
+ ret = v4l2_link_freq_to_bitmap(&client->dev,
+ ep.link_frequencies,
+ ep.nr_of_link_frequencies,
+ imx258->link_freq_menu_items,
+ ARRAY_SIZE(link_freq_menu_items_19_2),
+ &imx258->link_freq_bitmap);
+ if (ret) {
+ dev_err(&client->dev, "Link frequency not supported\n");
+ goto error_endpoint_free;
+ }
+
/* Get number of data lanes */
switch (ep.bus.mipi_csi2.num_data_lanes) {
case 2:
--
2.44.0
