_volume_add      1763 sound/pci/emu10k1/emufx.c 		_volume_add(icode, ptr, GPR(dst), GPR(src), GPR(vol))
_volume_add      1765 sound/pci/emu10k1/emufx.c 		_volume_add(icode, ptr, GPR(dst), EXTIN(src), GPR(vol))