[PATCH v3 25/25] media:i2c: imx258: Use v4l2_link_freq_to_bitmap helper

git
2024-04-03T15:19:14Z

From: Luis Garcia <git@luigi311.com>

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@luigi311.com>
---
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 4c117c4829f1..038f40a1f800 100644
--- a/drivers/media/i2c/imx258.c
+++ b/drivers/media/i2c/imx258.c
@@ -674,6 +674,7 @@ 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;
@@ -1533,6 +1534,17 @@ 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:
--
2.42.0