[ALSA] soc - wm9712: Remove unneeded AC97_EXTENDED_MID updates

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Mark Brown 2008-04-16 12:59:55 +02:00 коммит произвёл Takashi Iwai
Родитель 4972a177fe
Коммит 0a08478c0f
1 изменённых файлов: 0 добавлений и 8 удалений

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@ -581,22 +581,14 @@ static int wm9712_dapm_event(struct snd_soc_codec *codec, int event)
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;