ASoC: wm8770: Remove unneeded bias level manipulation
authorMark Brown <broonie@opensource.wolfsonmicro.com>
Wed, 10 Oct 2012 11:24:23 +0000 (20:24 +0900)
committerMark Brown <broonie@opensource.wolfsonmicro.com>
Mon, 15 Oct 2012 02:49:40 +0000 (11:49 +0900)
Since the device is now idle_bias_off these never have any useful effect,
the device will be brought to _OFF when idle, and will at best leave it
powered for longer.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
sound/soc/codecs/wm8770.c

index 21ec563ad12b015d54b25cc6085983f656b7991d..8eefe429e38466335bb5a1f24f8cef3086f8a5ec 100644 (file)
@@ -572,23 +572,6 @@ static struct snd_soc_dai_driver wm8770_dai = {
        .symmetric_rates = 1
 };
 
-#ifdef CONFIG_PM
-static int wm8770_suspend(struct snd_soc_codec *codec)
-{
-       wm8770_set_bias_level(codec, SND_SOC_BIAS_OFF);
-       return 0;
-}
-
-static int wm8770_resume(struct snd_soc_codec *codec)
-{
-       wm8770_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-       return 0;
-}
-#else
-#define wm8770_suspend NULL
-#define wm8770_resume NULL
-#endif
-
 static int wm8770_probe(struct snd_soc_codec *codec)
 {
        struct wm8770_priv *wm8770;
@@ -642,8 +625,6 @@ static int wm8770_probe(struct snd_soc_codec *codec)
                goto err_reg_enable;
        }
 
-       wm8770_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
        /* latch the volume update bits */
        snd_soc_update_bits(codec, WM8770_MSDIGVOL, 0x100, 0x100);
        snd_soc_update_bits(codec, WM8770_MSALGVOL, 0x100, 0x100);
@@ -680,7 +661,6 @@ static int wm8770_remove(struct snd_soc_codec *codec)
        int i;
 
        wm8770 = snd_soc_codec_get_drvdata(codec);
-       wm8770_set_bias_level(codec, SND_SOC_BIAS_OFF);
 
        for (i = 0; i < ARRAY_SIZE(wm8770->supplies); ++i)
                regulator_unregister_notifier(wm8770->supplies[i].consumer,
@@ -692,8 +672,6 @@ static int wm8770_remove(struct snd_soc_codec *codec)
 static struct snd_soc_codec_driver soc_codec_dev_wm8770 = {
        .probe = wm8770_probe,
        .remove = wm8770_remove,
-       .suspend = wm8770_suspend,
-       .resume = wm8770_resume,
        .set_bias_level = wm8770_set_bias_level,
        .idle_bias_off = true,
 };