#include <linux/timer.h>
#include <media/v4l2-ioctl.h>
#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
#include <media/v4l2-ctrls.h>
#define FM_DRV_VERSION "0.1.1"
/* FM driver operation structure */
struct fmdev {
struct video_device *radio_dev; /* V4L2 video device pointer */
+ struct v4l2_device v4l2_dev; /* V4L2 top level struct */
struct snd_card *card; /* Card which holds FM mixer controls */
u16 asci_id;
spinlock_t rds_buff_lock; /* To protect access to RDS buffer */
struct v4l2_ctrl *ctrl;
int ret;
+ strlcpy(fmdev->v4l2_dev.name, FM_DRV_NAME, sizeof(fmdev->v4l2_dev.name));
+ ret = v4l2_device_register(NULL, &fmdev->v4l2_dev);
+ if (ret < 0)
+ return ret;
+
/* Init mutex for core locking */
mutex_init(&fmdev->mutex);
video_set_drvdata(gradio_dev, fmdev);
gradio_dev->lock = &fmdev->mutex;
+ gradio_dev->v4l2_dev = &fmdev->v4l2_dev;
/* Register with V4L2 subsystem as RADIO device */
if (video_register_device(gradio_dev, VFL_TYPE_RADIO, radio_nr)) {
/* Unregister RADIO device from V4L2 subsystem */
video_unregister_device(gradio_dev);
+ v4l2_device_unregister(&fmdev->v4l2_dev);
+
return fmdev;
}