mpu_switch 204 sound/pci/sonicvibes.c unsigned char mpu_switch; mpu_switch 1152 sound/pci/sonicvibes.c tmp = sonic->mpu_switch; mpu_switch 1352 sound/pci/sonicvibes.c snd_sonicvibes_out(sonic, SV_IREG_MPU401, sonic->mpu_switch = 0x05); /* MPU-401 switch */