diff options
Diffstat (limited to 'drivers/media/radio/radio-mr800.c')
| -rw-r--r-- | drivers/media/radio/radio-mr800.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/media/radio/radio-mr800.c b/drivers/media/radio/radio-mr800.c index 02a9cefc9a00..353b82855949 100644 --- a/drivers/media/radio/radio-mr800.c +++ b/drivers/media/radio/radio-mr800.c @@ -144,7 +144,10 @@ struct amradio_device { int initialized; }; -#define vdev_to_amradio(r) container_of(r, struct amradio_device, videodev) +static inline struct amradio_device *to_amradio_dev(struct v4l2_device *v4l2_dev) +{ + return container_of(v4l2_dev, struct amradio_device, v4l2_dev); +} /* USB Device ID List */ static struct usb_device_id usb_amradio_device_table[] = { @@ -284,13 +287,12 @@ static int amradio_set_stereo(struct amradio_device *radio, char argument) */ static void usb_amradio_disconnect(struct usb_interface *intf) { - struct amradio_device *radio = usb_get_intfdata(intf); + struct amradio_device *radio = to_amradio_dev(usb_get_intfdata(intf)); mutex_lock(&radio->lock); radio->usbdev = NULL; mutex_unlock(&radio->lock); - usb_set_intfdata(intf, NULL); v4l2_device_disconnect(&radio->v4l2_dev); video_unregister_device(&radio->videodev); } @@ -500,7 +502,7 @@ out: /* open device - amradio_start() and amradio_setfreq() */ static int usb_amradio_open(struct file *file) { - struct amradio_device *radio = vdev_to_amradio(video_devdata(file)); + struct amradio_device *radio = video_drvdata(file); int retval = 0; mutex_lock(&radio->lock); @@ -566,7 +568,7 @@ unlock: /* Suspend device - stop device. Need to be checked and fixed */ static int usb_amradio_suspend(struct usb_interface *intf, pm_message_t message) { - struct amradio_device *radio = usb_get_intfdata(intf); + struct amradio_device *radio = to_amradio_dev(usb_get_intfdata(intf)); mutex_lock(&radio->lock); @@ -584,7 +586,7 @@ static int usb_amradio_suspend(struct usb_interface *intf, pm_message_t message) /* Resume device - start device. Need to be checked and fixed */ static int usb_amradio_resume(struct usb_interface *intf) { - struct amradio_device *radio = usb_get_intfdata(intf); + struct amradio_device *radio = to_amradio_dev(usb_get_intfdata(intf)); mutex_lock(&radio->lock); @@ -633,9 +635,7 @@ static const struct v4l2_ioctl_ops usb_amradio_ioctl_ops = { static void usb_amradio_video_device_release(struct video_device *videodev) { - struct amradio_device *radio = vdev_to_amradio(videodev); - - v4l2_device_unregister(&radio->v4l2_dev); + struct amradio_device *radio = video_get_drvdata(videodev); /* free rest memory */ kfree(radio->buffer); @@ -693,7 +693,6 @@ static int usb_amradio_probe(struct usb_interface *intf, goto err_vdev; } - usb_set_intfdata(intf, radio); return 0; err_vdev: |