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media: i2c: ov2685: Add controls from fwnode 

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@z3ntu.xyz>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Luca Weiss 2023-02-01 18:07:00 +01:00 committed by Mauro Carvalho Chehab
parent 74b506cb4f
commit 36cc66b082
1 changed files with 12 additions and 1 deletions
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13
drivers/media/i2c/ov2685.c
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@ -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
@ -613,13 +614,14 @@ 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;
handler = &ov2685->ctrl_handler;
mode = ov2685->cur_mode;
ret = v4l2_ctrl_handler_init(handler, 8);
ret = v4l2_ctrl_handler_init(handler, 10);
if (ret)
return ret;
handler->lock = &ov2685->mutex;
@ -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,