#include <media/v4l2-ioctl.h>
 #include <media/v4l2-device.h>
 #include <media/v4l2-ctrls.h>
+#include <media/v4l2-event.h>
 
 #define DRIVER_VERSION "0.0.2"
 
 /* File system interface */
 static const struct v4l2_file_operations tea5764_fops = {
        .owner          = THIS_MODULE,
+       .open           = v4l2_fh_open,
+       .release        = v4l2_fh_release,
+       .poll           = v4l2_ctrl_poll,
        .unlocked_ioctl = video_ioctl2,
 };
 
        .vidioc_s_tuner     = vidioc_s_tuner,
        .vidioc_g_frequency = vidioc_g_frequency,
        .vidioc_s_frequency = vidioc_s_frequency,
+       .vidioc_log_status  = v4l2_ctrl_log_status,
+       .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+       .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
 };
 
 /* V4L2 interface */
        video_set_drvdata(&radio->vdev, radio);
        radio->vdev.lock = &radio->mutex;
        radio->vdev.v4l2_dev = v4l2_dev;
+       set_bit(V4L2_FL_USE_FH_PRIO, &radio->vdev.flags);
 
        /* initialize and power off the chip */
        tea5764_i2c_read(radio);