ASoC: ak4104: Use snd_soc_update_bits() for read/modify/write
authorMark Brown <broonie@opensource.wolfsonmicro.com>
Fri, 17 Feb 2012 20:04:41 +0000 (12:04 -0800)
committerMark Brown <broonie@opensource.wolfsonmicro.com>
Thu, 23 Feb 2012 15:13:54 +0000 (15:13 +0000)
Don't use the internal I/O functions directly.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Daniel Mack <zonque@gmail.com>
sound/soc/codecs/ak4104.c

index f12c115484956a62a76071003e4e55733a490194..d6d9e40cbdeecc9fc4d4cfd9b6e5269300e247ce 100644 (file)
@@ -110,12 +110,6 @@ static int ak4104_set_dai_fmt(struct snd_soc_dai *codec_dai,
        struct snd_soc_codec *codec = codec_dai->codec;
        int val = 0;
 
-       val = ak4104_read_reg_cache(codec, AK4104_REG_CONTROL1);
-       if (val < 0)
-               return val;
-
-       val &= ~(AK4104_CONTROL1_DIF0 | AK4104_CONTROL1_DIF1);
-
        /* set DAI format */
        switch (format & SND_SOC_DAIFMT_FORMAT_MASK) {
        case SND_SOC_DAIFMT_RIGHT_J:
@@ -135,7 +129,13 @@ static int ak4104_set_dai_fmt(struct snd_soc_dai *codec_dai,
        if ((format & SND_SOC_DAIFMT_MASTER_MASK) != SND_SOC_DAIFMT_CBS_CFS)
                return -EINVAL;
 
-       return ak4104_spi_write(codec, AK4104_REG_CONTROL1, val);
+       ret = snd_soc_update_bits(codec, AK4104_REG_CONTROL1,
+                                 AK4104_CONTROL1_DIF0 | AK4104_CONTROL1_DIF1,
+                                 val);
+       if (ret < 0)
+               return ret;
+
+       return 0;
 }
 
 static int ak4104_hw_params(struct snd_pcm_substream *substream,
@@ -211,16 +211,15 @@ static int ak4104_probe(struct snd_soc_codec *codec)
                return -ENODEV;
 
        /* set power-up and non-reset bits */
-       val = ak4104_read_reg_cache(codec, AK4104_REG_CONTROL1);
-       val |= AK4104_CONTROL1_PW | AK4104_CONTROL1_RSTN;
-       ret = ak4104_spi_write(codec, AK4104_REG_CONTROL1, val);
+       ret = snd_soc_update_bits(codec, AK4104_REG_CONTROL1,
+                                 AK4104_CONTROL1_PW | AK4104_CONTROL1_RSTN,
+                                 AK4104_CONTROL1_PW | AK4104_CONTROL1_RSTN);
        if (ret < 0)
                return ret;
 
        /* enable transmitter */
-       val = ak4104_read_reg_cache(codec, AK4104_REG_TX);
-       val |= AK4104_TX_TXE;
-       ret = ak4104_spi_write(codec, AK4104_REG_TX, val);
+       ret = snd_soc_update_bits(codec, AK4104_REG_TX,
+                                 AK4104_TX_TXE, AK4104_TX_TXE);
        if (ret < 0)
                return ret;
 
@@ -229,17 +228,10 @@ static int ak4104_probe(struct snd_soc_codec *codec)
 
 static int ak4104_remove(struct snd_soc_codec *codec)
 {
-       int val, ret;
-
-       val = ak4104_read_reg_cache(codec, AK4104_REG_CONTROL1);
-       if (val < 0)
-               return val;
-
-       /* clear power-up and non-reset bits */
-       val &= ~(AK4104_CONTROL1_PW | AK4104_CONTROL1_RSTN);
-       ret = ak4104_spi_write(codec, AK4104_REG_CONTROL1, val);
+       snd_soc_update_bits(codec, AK4104_REG_CONTROL1,
+                           AK4104_CONTROL1_PW | AK4104_CONTROL1_RSTN, 0);
 
-       return ret;
+       return 0;
 }
 
 static struct snd_soc_codec_driver soc_codec_device_ak4104 = {