[PATCH 3/4] media: i2c: ov2685: Add controls from fwnode

From: Luca Weiss
Date: Sun Jan 29 2023 - 04:43:04 EST


Add V4L2_CID_CAMERA_ORIENTATION and V4L2_CID_CAMERA_SENSOR_ROTATION
controls to the ov2685 driver by attempting to parse them from firmware.

Signed-off-by: Luca Weiss <luca@xxxxxxxxx>
---
drivers/media/i2c/ov2685.c | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/drivers/media/i2c/ov2685.c b/drivers/media/i2c/ov2685.c
index 844a91dbc8e5..bfced11b178b 100644
--- a/drivers/media/i2c/ov2685.c
+++ b/drivers/media/i2c/ov2685.c
@@ -17,6 +17,7 @@
#include <media/media-entity.h>
#include <media/v4l2-async.h>
#include <media/v4l2-ctrls.h>
+#include <media/v4l2-fwnode.h>
#include <media/v4l2-subdev.h>

#define CHIP_ID 0x2685
@@ -613,6 +614,7 @@ static int ov2685_initialize_controls(struct ov2685 *ov2685)
const struct ov2685_mode *mode;
struct v4l2_ctrl_handler *handler;
struct v4l2_ctrl *ctrl;
+ struct v4l2_fwnode_device_properties props;
u64 exposure_max;
u32 pixel_rate, h_blank;
int ret;
@@ -661,6 +663,15 @@ static int ov2685_initialize_controls(struct ov2685 *ov2685)
ARRAY_SIZE(ov2685_test_pattern_menu) - 1,
0, 0, ov2685_test_pattern_menu);

+ /* set properties from fwnode (e.g. rotation, orientation) */
+ ret = v4l2_fwnode_device_parse(&ov2685->client->dev, &props);
+ if (ret)
+ goto err_free_handler;
+
+ ret = v4l2_ctrl_new_fwnode_properties(handler, &ov2685_ctrl_ops, &props);
+ if (ret)
+ goto err_free_handler;
+
if (handler->error) {
ret = handler->error;
dev_err(&ov2685->client->dev,

--
2.39.1