From: Alexander Koskovich <akoskovich@pm.me>
Date: Thu, 12 Mar 2026 17:16:28 +0000 (+0000)
Subject: media: i2c: ov8856: parse and register V4L2 device tree properties
X-Git-Tag: v7.1-rc1~169^2~91
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1b065199ea1934e6d06d1a9b2dc7ed7c79321484;p=thirdparty%2Flinux.git

media: i2c: ov8856: parse and register V4L2 device tree properties

Parse V4L2 device tree properties and register controls for them.

Signed-off-by: Alexander Koskovich <akoskovich@pm.me>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
---

diff --git a/drivers/media/i2c/ov8856.c b/drivers/media/i2c/ov8856.c
index dd01e1d515ff6..8bedb47cd7cf6 100644
--- a/drivers/media/i2c/ov8856.c
+++ b/drivers/media/i2c/ov8856.c
@@ -1887,12 +1887,14 @@ static const struct v4l2_ctrl_ops ov8856_ctrl_ops = {
 
 static int ov8856_init_controls(struct ov8856 *ov8856)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(&ov8856->sd);
+	struct v4l2_fwnode_device_properties props;
 	struct v4l2_ctrl_handler *ctrl_hdlr;
 	s64 exposure_max, h_blank;
 	int ret;
 
 	ctrl_hdlr = &ov8856->ctrl_handler;
-	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8);
+	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 10);
 	if (ret)
 		return ret;
 
@@ -1956,6 +1958,15 @@ static int ov8856_init_controls(struct ov8856 *ov8856)
 		goto err_ctrl_handler_free;
 	}
 
+	ret = v4l2_fwnode_device_parse(&client->dev, &props);
+	if (ret)
+		goto err_ctrl_handler_free;
+
+	ret = v4l2_ctrl_new_fwnode_properties(ctrl_hdlr, &ov8856_ctrl_ops,
+					      &props);
+	if (ret)
+		goto err_ctrl_handler_free;
+
 	ov8856->sd.ctrl_handler = ctrl_hdlr;
 
 	return 0;