Function prototype or declaration at sound/usb/usbaudio.h, line 222 References: sound/usb/usbaudio.c, line 1260 sound/usb/usbaudio.c, line 1286 sound/usb/usbaudio.c, line 1293 sound/usb/usbaudio.c, line 2054 sound/usb/usbaudio.c, line 3251 sound/usb/usbaudio.c, line 3271 sound/usb/usbaudio.c, line 3275 sound/usb/usbaudio.c, line 3294 sound/usb/usbaudio.h, line 222 sound/usb/usbmixer.c, line 364 sound/usb/usbmixer.c, line 428 sound/usb/usbmixer.c, line 1959 sound/usb/usbmixer.c, line 2048 sound/usb/usbmixer.c, line 2082