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authorCharles Keepax <ckeepax@opensource.cirrus.com>2017-11-01 11:03:25 +0000
committerMark Brown <broonie@kernel.org>2017-11-01 13:59:44 +0000
commiteaf8abcfb21ecb5f6460d0505b03da4c3b7eee98 (patch)
treec2acf74d8a8e270ee10b5866328e44030b35ca05 /sound/soc/codecs/wm8741.c
parent2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e (diff)
ASoC: wm8741: Use snd_soc_update_bits rather than hard coding
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/wm8741.c')
-rw-r--r--sound/soc/codecs/wm8741.c35
1 files changed, 21 insertions, 14 deletions
diff --git a/sound/soc/codecs/wm8741.c b/sound/soc/codecs/wm8741.c
index b8c1940f2243..3c96af057a3e 100644
--- a/sound/soc/codecs/wm8741.c
+++ b/sound/soc/codecs/wm8741.c
@@ -196,7 +196,7 @@ static int wm8741_hw_params(struct snd_pcm_substream *substream,
{
struct snd_soc_codec *codec = dai->codec;
struct wm8741_priv *wm8741 = snd_soc_codec_get_drvdata(codec);
- u16 iface = snd_soc_read(codec, WM8741_FORMAT_CONTROL) & 0x1FC;
+ unsigned int iface;
int i;
/* The set of sample rates that can be supported depends on the
@@ -223,15 +223,16 @@ static int wm8741_hw_params(struct snd_pcm_substream *substream,
/* bit size */
switch (params_width(params)) {
case 16:
+ iface = 0x0;
break;
case 20:
- iface |= 0x0001;
+ iface = 0x1;
break;
case 24:
- iface |= 0x0002;
+ iface = 0x2;
break;
case 32:
- iface |= 0x0003;
+ iface = 0x3;
break;
default:
dev_dbg(codec->dev, "wm8741_hw_params: Unsupported bit size param = %d",
@@ -242,7 +243,9 @@ static int wm8741_hw_params(struct snd_pcm_substream *substream,
dev_dbg(codec->dev, "wm8741_hw_params: bit size param = %d, rate param = %d",
params_width(params), params_rate(params));
- snd_soc_write(codec, WM8741_FORMAT_CONTROL, iface);
+ snd_soc_update_bits(codec, WM8741_FORMAT_CONTROL, WM8741_IWL_MASK,
+ iface);
+
return 0;
}
@@ -295,7 +298,7 @@ static int wm8741_set_dai_fmt(struct snd_soc_dai *codec_dai,
unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
- u16 iface = snd_soc_read(codec, WM8741_FORMAT_CONTROL) & 0x1C3;
+ unsigned int iface;
/* check master/slave audio interface */
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
@@ -308,18 +311,19 @@ static int wm8741_set_dai_fmt(struct snd_soc_dai *codec_dai,
/* interface format */
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
- iface |= 0x0008;
+ iface = 0x08;
break;
case SND_SOC_DAIFMT_RIGHT_J:
+ iface = 0x00;
break;
case SND_SOC_DAIFMT_LEFT_J:
- iface |= 0x0004;
+ iface = 0x04;
break;
case SND_SOC_DAIFMT_DSP_A:
- iface |= 0x000C;
+ iface = 0x0C;
break;
case SND_SOC_DAIFMT_DSP_B:
- iface |= 0x001C;
+ iface = 0x1C;
break;
default:
return -EINVAL;
@@ -330,13 +334,13 @@ static int wm8741_set_dai_fmt(struct snd_soc_dai *codec_dai,
case SND_SOC_DAIFMT_NB_NF:
break;
case SND_SOC_DAIFMT_IB_IF:
- iface |= 0x0010;
+ iface |= 0x10;
break;
case SND_SOC_DAIFMT_IB_NF:
- iface |= 0x0020;
+ iface |= 0x20;
break;
case SND_SOC_DAIFMT_NB_IF:
- iface |= 0x0030;
+ iface |= 0x30;
break;
default:
return -EINVAL;
@@ -347,7 +351,10 @@ static int wm8741_set_dai_fmt(struct snd_soc_dai *codec_dai,
fmt & SND_SOC_DAIFMT_FORMAT_MASK,
((fmt & SND_SOC_DAIFMT_INV_MASK)));
- snd_soc_write(codec, WM8741_FORMAT_CONTROL, iface);
+ snd_soc_update_bits(codec, WM8741_FORMAT_CONTROL,
+ WM8741_BCP_MASK | WM8741_LRP_MASK | WM8741_FMT_MASK,
+ iface);
+
return 0;
}