PWIDX_SURR 2331 sound/pci/ac97/ac97_codec.c [PWIDX_SURR] = { AC97_PCM_SURR_DAC_RATE, AC97_EXTENDED_STATUS, PWIDX_SURR 2394 sound/pci/ac97/ac97_codec.c power_up |= (1 << PWIDX_SURR);