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authorMark Brown <broonie@linaro.org>2013-09-25 19:22:54 +0100
committerMark Brown <broonie@linaro.org>2013-09-26 10:55:42 +0100
commit83cbe35b874621a23ca468621c0d833b76a1b8de (patch)
treee94aba319a200a4a4c7f39ea904823c21d13be3d /sound
parent4a10c2ac2f368583138b774ca41fac4207911983 (diff)
ASoC: sn95031: Convert to regmap
This moves us towards being able to remove the duplicated register I/O functionality in ASoC. Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/sn95031.c35
1 files changed, 20 insertions, 15 deletions
diff --git a/sound/soc/codecs/sn95031.c b/sound/soc/codecs/sn95031.c
index dba26e63844e..13045f2af4d3 100644
--- a/sound/soc/codecs/sn95031.c
+++ b/sound/soc/codecs/sn95031.c
@@ -164,30 +164,28 @@ static unsigned int sn95031_get_mic_bias(struct snd_soc_codec *codec)
}
/*end - adc helper functions */
-static inline unsigned int sn95031_read(struct snd_soc_codec *codec,
- unsigned int reg)
+static int sn95031_read(void *ctx, unsigned int reg, unsigned int *val)
{
u8 value = 0;
int ret;
ret = intel_scu_ipc_ioread8(reg, &value);
- if (ret)
- pr_err("read of %x failed, err %d\n", reg, ret);
- return value;
+ if (ret == 0)
+ *val = value;
+ return ret;
}
-static inline int sn95031_write(struct snd_soc_codec *codec,
- unsigned int reg, unsigned int value)
+static int sn95031_write(void *ctx, unsigned int reg, unsigned int value)
{
- int ret;
-
- ret = intel_scu_ipc_iowrite8(reg, value);
- if (ret)
- pr_err("write of %x failed, err %d\n", reg, ret);
- return ret;
+ return intel_scu_ipc_iowrite8(reg, value);
}
+static const struct regmap_config sn95031_regmap = {
+ .reg_read = sn95031_read,
+ .reg_write = sn95031_write,
+};
+
static int sn95031_set_vaud_bias(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
@@ -827,6 +825,8 @@ static int sn95031_codec_probe(struct snd_soc_codec *codec)
{
pr_debug("codec_probe called\n");
+ snd_soc_codec_set_cache_io(codec, 0, 0, SND_SOC_REGMAP);
+
/* PCM interface config
* This sets the pcm rx slot conguration to max 6 slots
* for max 4 dais (2 stereo and 2 mono)
@@ -886,8 +886,6 @@ static int sn95031_codec_remove(struct snd_soc_codec *codec)
static struct snd_soc_codec_driver sn95031_codec = {
.probe = sn95031_codec_probe,
.remove = sn95031_codec_remove,
- .read = sn95031_read,
- .write = sn95031_write,
.set_bias_level = sn95031_set_vaud_bias,
.idle_bias_off = true,
.dapm_widgets = sn95031_dapm_widgets,
@@ -898,7 +896,14 @@ static struct snd_soc_codec_driver sn95031_codec = {
static int sn95031_device_probe(struct platform_device *pdev)
{
+ struct regmap *regmap;
+
pr_debug("codec device probe called for %s\n", dev_name(&pdev->dev));
+
+ regmap = devm_regmap_init(&pdev->dev, NULL, NULL, &sn95031_regmap);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
+
return snd_soc_register_codec(&pdev->dev, &sn95031_codec,
sn95031_dais, ARRAY_SIZE(sn95031_dais));
}