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Commit 3f775987 authored by Manuel Lauss's avatar Manuel Lauss Committed by Jaroslav Kysela
Browse files

ALSA: ASoC: AC97 codec PM 



Simple suspend/resume for AC97 ASoC codec.

Signed-off-by: default avatarManuel Lauss <mano@roarinelk.homelinux.net>
Acked-by: default avatarLiam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@perex.cz>
parent 15e4c72f

sound/soc/codecs/ac97.c

+25 −0
Original line number Diff line number Diff line
@@ -144,9 +144,34 @@ static int ac97_soc_remove(struct platform_device *pdev) 
	return 0;

}



#ifdef CONFIG_PM

static int ac97_soc_suspend(struct platform_device *pdev, pm_message_t msg)

{

	struct snd_soc_device *socdev = platform_get_drvdata(pdev);



	snd_ac97_suspend(socdev->codec->ac97);



	return 0;

}



static int ac97_soc_resume(struct platform_device *pdev)

{

	struct snd_soc_device *socdev = platform_get_drvdata(pdev);



	snd_ac97_resume(socdev->codec->ac97);



	return 0;

}

#else

#define ac97_soc_suspend NULL

#define ac97_soc_resume NULL

#endif



struct snd_soc_codec_device soc_codec_dev_ac97 = {

	.probe = 	ac97_soc_probe,

	.remove = 	ac97_soc_remove,

	.suspend =	ac97_soc_suspend,

	.resume =	ac97_soc_resume,

};

EXPORT_SYMBOL_GPL(soc_codec_dev_ac97);