VORTEX_MIXER_CHNBASE  110 sound/pci/au88x0/au8810.h #define VORTEX_MIXER_CHNBASE 0x21e40
VORTEX_MIXER_CHNBASE  103 sound/pci/au88x0/au8820.h #define VORTEX_MIXER_CHNBASE 0x9e40
VORTEX_MIXER_CHNBASE  130 sound/pci/au88x0/au8830.h #define VORTEX_MIXER_CHNBASE 0x21e40