CS4231_ENABLE_MIC_GAIN 1171 sound/isa/wss/wss_lib.c if ((r & ~CS4231_ENABLE_MIC_GAIN) != 0x45) { CS4231_ENABLE_MIC_GAIN 1180 sound/isa/wss/wss_lib.c if ((r | CS4231_ENABLE_MIC_GAIN) != 0xaa) {