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Commit 0a08478c authored by Mark Brown's avatar Mark Brown Committed by Takashi Iwai
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[ALSA] soc - wm9712: Remove unneeded AC97_EXTENDED_MID updates 



Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 4972a177

sound/soc/codecs/wm9712.c

+0 −8
Original line number Diff line number Diff line
@@ -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;