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media: ov02c10: Support hflip and vflip

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Support horizontal and vertical flip, which is necessary to handle
upside-down mounted sensors.

Suggested-by: Bryan O'Donoghue <bod@kernel.org>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
Reviewed-by: Bryan O'Donoghue <bod@kernel.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
This commit is contained in:
Sebastian Reichel
2025-08-20 02:13:20 +02:00
committed by Hans Verkuil
parent d5ebe3f7d1
commit b7cd2ba3f6
1 changed files with 24 additions and 1 deletions
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25
drivers/media/i2c/ov02c10.c
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@@ -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,