[ALSA] soc - wm9712: Remove unneeded AC97_EXTENDED_MID updates
Mark Brown [Wed, 16 Apr 2008 10:59:55 +0000 (12:59 +0200)]
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/soc/codecs/wm9712.c

index 524f745..d2d79e1 100644 (file)
@@ -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;