Structure at include/linux/videodev2.h, line 1212 References: drivers/media/radio/radio-si4713.c, line 198 drivers/media/radio/radio-si4713.c, line 205 drivers/media/radio/si4713-i2c.c, line 1181 drivers/media/radio/si4713-i2c.c, line 1190 drivers/media/radio/si4713-i2c.c, line 1781 drivers/media/radio/si4713-i2c.c, line 1837 drivers/media/video/v4l2-ioctl.c, line 1424 drivers/media/video/v4l2-ioctl.c, line 1440 include/linux/videodev2.h, line 1212 include/linux/videodev2.h, line 1581 include/linux/videodev2.h, line 1582 include/media/v4l2-ioctl.h, line 178 include/media/v4l2-ioctl.h, line 180 include/media/v4l2-subdev.h, line 140 include/media/v4l2-subdev.h, line 141