OXYGEN_PLAY_CHANNELS 382 sound/pci/oxygen/oxygen_lib.c oxygen_write8(chip, OXYGEN_PLAY_CHANNELS, OXYGEN_PLAY_CHANNELS 156 sound/pci/oxygen/oxygen_mixer.c channels = oxygen_read8(chip, OXYGEN_PLAY_CHANNELS) & OXYGEN_PLAY_CHANNELS 494 sound/pci/oxygen/oxygen_pcm.c oxygen_write8_masked(chip, OXYGEN_PLAY_CHANNELS,