ad1816a_devices 207 sound/isa/ad1816a/ad1816a.c static unsigned int ad1816a_devices; ad1816a_devices 222 sound/isa/ad1816a/ad1816a.c ad1816a_devices++; ad1816a_devices 275 sound/isa/ad1816a/ad1816a.c if (!ad1816a_devices) {