On Wed Aug 20 02:13:20 2025 +0200, Sebastian Reichel wrote:
> Support horizontal and vertical flip, which is necessary to handle
> upside-down mounted sensors.
>
> Suggested-by: Bryan O'Donoghue <[email protected]>
> Signed-off-by: Sebastian Reichel <[email protected]>
> Reviewed-by: Bryan O'Donoghue <[email protected]>
> Signed-off-by: Sakari Ailus <[email protected]>
> Signed-off-by: Hans Verkuil <[email protected]>
Patch committed.
Thanks,
Hans Verkuil
drivers/media/i2c/ov02c10.c | 25 ++++++++++++++++++++++++-
1 file changed, 24 insertions(+), 1 deletion(-)
---
diff --git a/drivers/media/i2c/ov02c10.c b/drivers/media/i2c/ov02c10.c
index 8e22ff446b0c..b1e540eb8326 100644
--- a/drivers/media/i2c/ov02c10.c
+++ b/drivers/media/i2c/ov02c10.c
@@ -385,6 +385,8 @@ struct ov02c10 {
struct v4l2_ctrl *vblank;
struct v4l2_ctrl *hblank;
struct v4l2_ctrl *exposure;
+ struct v4l2_ctrl *hflip;
+ struct v4l2_ctrl *vflip;
struct clk *img_clk;
struct gpio_desc *reset;
@@ -462,6 +464,16 @@ static int ov02c10_set_ctrl(struct v4l2_ctrl *ctrl)
ret = ov02c10_test_pattern(ov02c10, ctrl->val);
break;
+ case V4L2_CID_HFLIP:
+ cci_update_bits(ov02c10->regmap, OV02C10_ROTATE_CONTROL,
+ BIT(3), ov02c10->hflip->val << 3, &ret);
+ break;
+
+ case V4L2_CID_VFLIP:
+ cci_update_bits(ov02c10->regmap, OV02C10_ROTATE_CONTROL,
+ BIT(4), ov02c10->vflip->val << 4, &ret);
+ break;
+
default:
ret = -EINVAL;
break;
@@ -485,7 +497,7 @@ static int ov02c10_init_controls(struct ov02c10 *ov02c10)
s64 exposure_max, h_blank, pixel_rate;
int ret;
- v4l2_ctrl_handler_init(ctrl_hdlr, 10);
+ v4l2_ctrl_handler_init(ctrl_hdlr, 12);
ov02c10->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr,
&ov02c10_ctrl_ops,
@@ -536,6 +548,17 @@ static int ov02c10_init_controls(struct ov02c10 *ov02c10)
exposure_max,
OV02C10_EXPOSURE_STEP,
exposure_max);
+
+ ov02c10->hflip = v4l2_ctrl_new_std(ctrl_hdlr, &ov02c10_ctrl_ops,
+ V4L2_CID_HFLIP, 0, 1, 1, 0);
+ if (ov02c10->hflip)
+ ov02c10->hflip->flags |= V4L2_CTRL_FLAG_MODIFY_LAYOUT;
+
+ ov02c10->vflip = v4l2_ctrl_new_std(ctrl_hdlr, &ov02c10_ctrl_ops,
+ V4L2_CID_VFLIP, 0, 1, 1, 0);
+ if (ov02c10->vflip)
+ ov02c10->vflip->flags |= V4L2_CTRL_FLAG_MODIFY_LAYOUT;
+
v4l2_ctrl_new_std_menu_items(ctrl_hdlr, &ov02c10_ctrl_ops,
V4L2_CID_TEST_PATTERN,
ARRAY_SIZE(ov02c10_test_pattern_menu) - 1,
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