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MLK-20277-2: ASoC: rpmsg_ak4497: remove digital_mute function 

For the LPA mode, when the system enter suspend, the M4 will
continue to play the data, but for normal ALSA case, the digital
mute should be called at suspend, so the codec will be mute,
which conflict with the requirement of LPA.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
pull/10/head
Shengjiu Wang 2018-11-08 15:12:25 +08:00
parent 8036a8b198
commit 2d8a7e5990
1 changed files with 0 additions and 28 deletions
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28
sound/soc/codecs/rpmsg_ak4497.c
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@ -739,33 +739,6 @@ static int ak4497_set_bias_level(struct snd_soc_codec *codec,
return 0;
}
static int ak4497_set_dai_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
struct rpmsg_ak4497_priv *ak4497 = snd_soc_codec_get_drvdata(codec);
int nfs, ndt;
nfs = ak4497->fs1;
if (mute) { /* SMUTE: 1 , MUTE */
snd_soc_update_bits(codec, AK4497_01_CONTROL2, 0x01, 0x01);
ndt = 7424000 / nfs;
mdelay(ndt);
/* External Mute ON */
if (gpio_is_valid(ak4497->mute_gpio))
gpio_set_value_cansleep(ak4497->mute_gpio, 1);
} else { /* SMUTE: 0, NORMAL operation */
/* External Mute OFF */
if (gpio_is_valid(ak4497->mute_gpio))
gpio_set_value_cansleep(ak4497->mute_gpio, 0);
snd_soc_update_bits(codec, AK4497_01_CONTROL2, 0x01, 0x00);
}
return 0;
}
#define AK4497_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\
SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |\
@ -807,7 +780,6 @@ static struct snd_soc_dai_ops ak4497_dai_ops = {
.hw_params = ak4497_hw_params,
.set_sysclk = ak4497_set_dai_sysclk,
.set_fmt = ak4497_set_dai_fmt,
.digital_mute = ak4497_set_dai_mute,
};
struct snd_soc_dai_driver rpmsg_ak4497_dai[] = {