num_digital_busses_in  409 sound/pci/echoaudio/echoaudio.c 	max_channels = num_digital_busses_in(chip) - substream->number;
num_digital_busses_in  917 sound/pci/echoaudio/echoaudio.c 			       num_digital_busses_in(chip), &pcm)) < 0)
num_digital_busses_in  951 sound/pci/echoaudio/echoaudio.c 			       num_digital_busses_in(chip), &pcm)) < 0)