[v2,26/66] media: sun6i-csi: Register the media device after creation

Commit Message

Paul Kocialkowski Feb. 5, 2022, 6:53 p.m. UTC

There is no particular need to register the media device in the
subdev notify complete callback.

Register it in the v4l2 code instead where it's more in-context.

Signed-off-by: Paul Kocialkowski <[e-mail]>
---
 drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

Patch

diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
index 688288afae68..6f04f86504bf 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
@@ -638,7 +638,7 @@  static int sun6i_subdev_notify_complete(struct v4l2_async_notifier *notifier)
 	if (ret < 0)
 		return ret;
 
-	return media_device_register(&v4l2->media_dev);
+	return 0;
 }
 
 static const struct v4l2_async_notifier_operations sun6i_csi_async_ops = {
@@ -687,6 +687,12 @@  static int sun6i_csi_v4l2_setup(struct sun6i_csi_device *csi_dev)
 
 	media_device_init(media_dev);
 
+	ret = media_device_register(media_dev);
+	if (ret) {
+		dev_err(dev, "failed to register media device: %d\n", ret);
+		goto error_media;
+	}
+
 	/* V4L2 Control Handler */
 
 	ret = v4l2_ctrl_handler_init(&v4l2->ctrl_handler, 0);
@@ -746,6 +752,7 @@  static int sun6i_csi_v4l2_setup(struct sun6i_csi_device *csi_dev)
 	v4l2_ctrl_handler_free(&v4l2->ctrl_handler);
 
 error_media:
+	media_device_unregister(media_dev);
 	media_device_cleanup(media_dev);
 
 	return ret;