fm_v4l2_init_video_device 1634 drivers/media/radio/wl128x/fmdrv_common.c ret = fm_v4l2_init_video_device(fmdev, radio_nr); fm_v4l2_init_video_device 17 drivers/media/radio/wl128x/fmdrv_v4l2.h int fm_v4l2_init_video_device(struct fmdev *, int);