FM801_CODEC_CTRL 1207 sound/pci/fm801.c FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0), FM801_CODEC_CTRL 1208 sound/pci/fm801.c FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0), FM801_CODEC_CTRL 1536 sound/pci/fm801.c FM801_CODEC_CTRL, FM801_I2S_MODE, FM801_VOLUME, FM801_GEN_CTRL,