switch (event) {
case SNDRV_CTL_POWER_D0: /* full On */
- /* liam - maybe enable thermal shutdown */
- reg = ac97_read(codec, AC97_EXTENDED_MID) & 0xdfff;
- ac97_write(codec, AC97_EXTENDED_MID, reg);
- break;
case SNDRV_CTL_POWER_D1: /* partial On */
case SNDRV_CTL_POWER_D2: /* partial On */
break;
case SNDRV_CTL_POWER_D3hot: /* Off, with power */
- /* enable master bias and vmid */
- reg = ac97_read(codec, AC97_EXTENDED_MID) & 0xbbff;
- ac97_write(codec, AC97_EXTENDED_MID, reg);
ac97_write(codec, AC97_POWERDOWN, 0x0000);
break;
case SNDRV_CTL_POWER_D3cold: /* Off, without power */
/* disable everything including AC link */
- ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
ac97_write(codec, AC97_POWERDOWN, 0xffff);
break;