[media] media: am437x-vpfe: embed video_device struct in vpfe_device
Embed video_device struct (video_dev) in vpfe_device and
Unregister path doesn't need to free the video_device
structure, hence, change the video_device.release callback
point to video_device_release_empty.
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/platform/am437x/am437x-vpfe.c b/drivers/media/platform/am437x/am437x-vpfe.c
index 006e9e8..4899924 100644
--- a/drivers/media/platform/am437x/am437x-vpfe.c
+++ b/drivers/media/platform/am437x/am437x-vpfe.c
@@ -2316,7 +2316,7 @@
return -EINVAL;
}
- vpfe->video_dev->tvnorms |= sdinfo->inputs[0].std;
+ vpfe->video_dev.tvnorms |= sdinfo->inputs[0].std;
/* setup the supported formats & indexes */
for (j = 0, i = 0; ; ++j) {
@@ -2389,9 +2389,9 @@
INIT_LIST_HEAD(&vpfe->dma_queue);
- vdev = vpfe->video_dev;
+ vdev = &vpfe->video_dev;
strlcpy(vdev->name, VPFE_MODULE_NAME, sizeof(vdev->name));
- vdev->release = video_device_release;
+ vdev->release = video_device_release_empty;
vdev->fops = &vpfe_fops;
vdev->ioctl_ops = &vpfe_ioctl_ops;
vdev->v4l2_dev = &vpfe->v4l2_dev;
@@ -2399,7 +2399,7 @@
vdev->queue = q;
vdev->lock = &vpfe->lock;
video_set_drvdata(vdev, vpfe);
- err = video_register_device(vpfe->video_dev, VFL_TYPE_GRABBER, -1);
+ err = video_register_device(&vpfe->video_dev, VFL_TYPE_GRABBER, -1);
if (err) {
vpfe_err(vpfe,
"Unable to register video device.\n");
@@ -2565,17 +2565,11 @@
return -EINVAL;
}
- vpfe->video_dev = video_device_alloc();
- if (!vpfe->video_dev) {
- dev_err(&pdev->dev, "Unable to allocate video device\n");
- return -ENOMEM;
- }
-
ret = v4l2_device_register(&pdev->dev, &vpfe->v4l2_dev);
if (ret) {
vpfe_err(vpfe,
"Unable to register v4l2 device.\n");
- goto probe_out_video_release;
+ return ret;
}
/* set the driver data in platform device */
@@ -2613,9 +2607,6 @@
probe_out_v4l2_unregister:
v4l2_device_unregister(&vpfe->v4l2_dev);
-probe_out_video_release:
- if (!video_is_registered(vpfe->video_dev))
- video_device_release(vpfe->video_dev);
return ret;
}
@@ -2632,7 +2623,7 @@
v4l2_async_notifier_unregister(&vpfe->notifier);
v4l2_device_unregister(&vpfe->v4l2_dev);
- video_unregister_device(vpfe->video_dev);
+ video_unregister_device(&vpfe->video_dev);
return 0;
}
diff --git a/drivers/media/platform/am437x/am437x-vpfe.h b/drivers/media/platform/am437x/am437x-vpfe.h
index 956fb9e..5bfb356 100644
--- a/drivers/media/platform/am437x/am437x-vpfe.h
+++ b/drivers/media/platform/am437x/am437x-vpfe.h
@@ -222,7 +222,7 @@
struct vpfe_device {
/* V4l2 specific parameters */
/* Identifies video device for this channel */
- struct video_device *video_dev;
+ struct video_device video_dev;
/* sub devices */
struct v4l2_subdev **sd;
/* vpfe cfg */