ADC_NOISE_CTRL    509 sound/pci/ca0106/ca0106.h #define ADC_NOISE_CTRL		0x00000013	//ADC Noise Gate Control
ADC_NOISE_CTRL     59 sound/pci/emu10k1/p17v.h #define ADC_NOISE_CTRL		0x00000013	/*ADC Noise Gate Control */