SB_DSP_PCM_DEV 491 sound/isa/sb/sb_mixer.c SB_DOUBLE("PCM Playback Volume", SB_DSP_PCM_DEV, SB_DSP_PCM_DEV, 5, 1, 7); SB_DSP_PCM_DEV 527 sound/isa/sb/sb_mixer.c { SB_DSP_PCM_DEV, 0 }, SB_DSP_PCM_DEV 866 sound/isa/sb/sb_mixer.c SB_DSP_PCM_DEV,