[PATCH v3 3/4] media: i2c: imx214: Read orientation and rotation from system firmware

From: André Apitzsch
Date: Sat Oct 28 2023 - 04:42:38 EST


Obtain rotation and orientation information from system firmware and
register the appropriate controls. While at it, update number of
pre-allocated control slots.

Reviewed-by: Jacopo Mondi <jacopo.mondi@xxxxxxxxxxxxxxxx>
Reviewed-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
Signed-off-by: André Apitzsch <git@xxxxxxxxxxx>
---
drivers/media/i2c/imx214.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/media/i2c/imx214.c b/drivers/media/i2c/imx214.c
index f62cd131164e..81f126a1b145 100644
--- a/drivers/media/i2c/imx214.c
+++ b/drivers/media/i2c/imx214.c
@@ -704,11 +704,16 @@ static int imx214_ctrls_init(struct imx214 *imx214)
.width = 1120,
.height = 1120,
};
+ struct v4l2_fwnode_device_properties props;
struct v4l2_ctrl_handler *ctrl_hdlr;
int ret;

+ ret = v4l2_fwnode_device_parse(imx214->dev, &props);
+ if (ret < 0)
+ return ret;
+
ctrl_hdlr = &imx214->ctrls;
- ret = v4l2_ctrl_handler_init(&imx214->ctrls, 3);
+ ret = v4l2_ctrl_handler_init(&imx214->ctrls, 6);
if (ret)
return ret;

@@ -746,6 +751,8 @@ static int imx214_ctrls_init(struct imx214 *imx214)
V4L2_CID_UNIT_CELL_SIZE,
v4l2_ctrl_ptr_create((void *)&unit_size));

+ v4l2_ctrl_new_fwnode_properties(ctrl_hdlr, &imx214_ctrl_ops, &props);
+
ret = ctrl_hdlr->error;
if (ret) {
v4l2_ctrl_handler_free(ctrl_hdlr);

--
2.42.0