Macro (un)definition at sound/usb/usbaudio.h, line 241 References: sound/usb/usbaudio.c, line 1326 sound/usb/usbaudio.c, line 2686 sound/usb/usbaudio.c, line 2892 sound/usb/usbaudio.c, line 2958 sound/usb/usbaudio.c, line 2985 sound/usb/usbaudio.c, line 3022 sound/usb/usbaudio.c, line 3115 sound/usb/usbaudio.c, line 3168 sound/usb/usbaudio.c, line 3208 sound/usb/usbaudio.c, line 3588 sound/usb/usbaudio.h, line 240 sound/usb/usbaudio.h, line 241 sound/usb/usbmidi.c, line 1473 sound/usb/usbmidi.c, line 1551 sound/usb/usbmidi.c, line 1586 sound/usb/usbmidi.c, line 1644 sound/usb/usbmidi.c, line 1685 sound/usb/usbmixer.c, line 1816