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[media] stk-webcam: add support for struct v4l2_device 

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Tested-by: Arvydas Sidorenko <asido4@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
hifive-unleashed-5.1
Hans Verkuil 2013-02-04 08:17:42 -03:00 committed by Mauro Carvalho Chehab
parent e144760a33
commit 968c60f603
2 changed files with 11 additions and 1 deletions
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10
drivers/media/usb/stkwebcam/stk-webcam.c
View File

@ -1294,7 +1294,7 @@ static int stk_register_video_device(struct stk_camera *dev)
dev->vdev = stk_v4l_data;
dev->vdev.debug = debug;
dev->vdev.parent = &dev->interface->dev;
dev->vdev.v4l2_dev = &dev->v4l2_dev;
err = video_register_device(&dev->vdev, VFL_TYPE_GRABBER, -1);
if (err)
STK_ERROR("v4l registration failed\n");
@ -1323,6 +1323,12 @@ static int stk_camera_probe(struct usb_interface *interface,
STK_ERROR("Out of memory !\n");
return -ENOMEM;
}
err = v4l2_device_register(&interface->dev, &dev->v4l2_dev);
if (err < 0) {
dev_err(&udev->dev, "couldn't register v4l2_device\n");
kfree(dev);
return err;
}
spin_lock_init(&dev->spinlock);
init_waitqueue_head(&dev->wait_frame);
@ -1383,6 +1389,7 @@ static int stk_camera_probe(struct usb_interface *interface,
return 0;
error:
v4l2_device_unregister(&dev->v4l2_dev);
kfree(dev);
return err;
}
@ -1400,6 +1407,7 @@ static void stk_camera_disconnect(struct usb_interface *interface)
video_device_node_name(&dev->vdev));
video_unregister_device(&dev->vdev);
v4l2_device_unregister(&dev->v4l2_dev);
}
#ifdef CONFIG_PM

2
drivers/media/usb/stkwebcam/stk-webcam.h
View File

@ -23,6 +23,7 @@
#define STKWEBCAM_H
#include <linux/usb.h>
#include <media/v4l2-device.h>
#include <media/v4l2-common.h>
#define DRIVER_VERSION "v0.0.1"
@ -91,6 +92,7 @@ struct regval {
};
struct stk_camera {
struct v4l2_device v4l2_dev;
struct video_device vdev;
struct usb_device *udev;
struct usb_interface *interface;