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Diffstat (limited to 'sound/soc/codecs/max98925.c')
-rw-r--r--sound/soc/codecs/max98925.c121
1 files changed, 57 insertions, 64 deletions
diff --git a/sound/soc/codecs/max98925.c b/sound/soc/codecs/max98925.c
index 327eaa25c9bd..124af6408d96 100644
--- a/sound/soc/codecs/max98925.c
+++ b/sound/soc/codecs/max98925.c
@@ -1,9 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* max98925.c -- ALSA SoC Stereo MAX98925 driver
* Copyright 2013-15 Maxim Integrated Products
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/delay.h>
#include <linux/i2c.h>
@@ -99,8 +97,8 @@ static const struct snd_kcontrol_new max98925_dai_sel_mux =
static int max98925_dac_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
- struct max98925_priv *max98925 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct max98925_priv *max98925 = snd_soc_component_get_drvdata(component);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
@@ -256,7 +254,7 @@ static const struct {
},
};
-static inline int max98925_rate_value(struct snd_soc_codec *codec,
+static inline int max98925_rate_value(struct snd_soc_component *component,
int rate, int clock, int *value, int *n, int *m)
{
int ret = -EINVAL;
@@ -297,32 +295,29 @@ static void max98925_set_sense_data(struct max98925_priv *max98925)
static int max98925_dai_set_fmt(struct snd_soc_dai *codec_dai,
unsigned int fmt)
{
- struct snd_soc_codec *codec = codec_dai->codec;
- struct max98925_priv *max98925 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = codec_dai->component;
+ struct max98925_priv *max98925 = snd_soc_component_get_drvdata(component);
unsigned int invert = 0;
- dev_dbg(codec->dev, "%s: fmt 0x%08X\n", __func__, fmt);
- switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBS_CFS:
- /* set DAI to slave mode */
+ dev_dbg(component->dev, "%s: fmt 0x%08X\n", __func__, fmt);
+ switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
+ case SND_SOC_DAIFMT_CBC_CFC:
regmap_update_bits(max98925->regmap,
MAX98925_DAI_CLK_MODE2,
M98925_DAI_MAS_MASK, 0);
max98925_set_sense_data(max98925);
break;
- case SND_SOC_DAIFMT_CBM_CFM:
+ case SND_SOC_DAIFMT_CBP_CFP:
/*
- * set left channel DAI to master mode,
- * right channel always slave
+ * set left channel DAI to provider mode,
+ * right channel always consumer
*/
regmap_update_bits(max98925->regmap,
MAX98925_DAI_CLK_MODE2,
M98925_DAI_MAS_MASK, M98925_DAI_MAS_MASK);
break;
- case SND_SOC_DAIFMT_CBS_CFM:
- case SND_SOC_DAIFMT_CBM_CFS:
default:
- dev_err(codec->dev, "DAI clock mode unsupported");
+ dev_err(component->dev, "DAI clock mode unsupported");
return -EINVAL;
}
@@ -339,7 +334,7 @@ static int max98925_dai_set_fmt(struct snd_soc_dai *codec_dai,
invert = M98925_DAI_BCI_MASK | M98925_DAI_WCI_MASK;
break;
default:
- dev_err(codec->dev, "DAI invert mode unsupported");
+ dev_err(component->dev, "DAI invert mode unsupported");
return -EINVAL;
}
@@ -352,7 +347,7 @@ static int max98925_set_clock(struct max98925_priv *max98925,
struct snd_pcm_hw_params *params)
{
unsigned int dai_sr = 0, clock, mdll, n, m;
- struct snd_soc_codec *codec = max98925->codec;
+ struct snd_soc_component *component = max98925->component;
int rate = params_rate(params);
/* BCLK/LRCLK ratio calculation */
int blr_clk_ratio = params_channels(params) * max98925->ch_size;
@@ -395,12 +390,12 @@ static int max98925_set_clock(struct max98925_priv *max98925,
mdll = M98925_MDLL_MULT_MCLKx8;
break;
default:
- dev_info(max98925->codec->dev, "unsupported sysclk %d\n",
+ dev_info(max98925->component->dev, "unsupported sysclk %d\n",
max98925->sysclk);
return -EINVAL;
}
- if (max98925_rate_value(codec, rate, clock, &dai_sr, &n, &m))
+ if (max98925_rate_value(component, rate, clock, &dai_sr, &n, &m))
return -EINVAL;
/* set DAI_SR to correct LRCLK frequency */
@@ -427,8 +422,8 @@ static int max98925_dai_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
- struct snd_soc_codec *codec = dai->codec;
- struct max98925_priv *max98925 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = dai->component;
+ struct max98925_priv *max98925 = snd_soc_component_get_drvdata(component);
switch (params_width(params)) {
case 16:
@@ -454,7 +449,7 @@ static int max98925_dai_hw_params(struct snd_pcm_substream *substream,
__func__, params_format(params));
return -EINVAL;
}
- dev_dbg(codec->dev, "%s: format supported %d",
+ dev_dbg(component->dev, "%s: format supported %d",
__func__, params_format(params));
return max98925_set_clock(max98925, params);
}
@@ -462,8 +457,8 @@ static int max98925_dai_hw_params(struct snd_pcm_substream *substream,
static int max98925_dai_set_sysclk(struct snd_soc_dai *dai,
int clk_id, unsigned int freq, int dir)
{
- struct snd_soc_codec *codec = dai->codec;
- struct max98925_priv *max98925 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = dai->component;
+ struct max98925_priv *max98925 = snd_soc_component_get_drvdata(component);
switch (clk_id) {
case 0:
@@ -516,11 +511,11 @@ static struct snd_soc_dai_driver max98925_dai[] = {
}
};
-static int max98925_probe(struct snd_soc_codec *codec)
+static int max98925_probe(struct snd_soc_component *component)
{
- struct max98925_priv *max98925 = snd_soc_codec_get_drvdata(codec);
+ struct max98925_priv *max98925 = snd_soc_component_get_drvdata(component);
- max98925->codec = codec;
+ max98925->component = component;
regmap_write(max98925->regmap, MAX98925_GLOBAL_ENABLE, 0x00);
/* It's not the default but we need to set DAI_DLY */
regmap_write(max98925->regmap,
@@ -538,16 +533,17 @@ static int max98925_probe(struct snd_soc_codec *codec)
return 0;
}
-static const struct snd_soc_codec_driver soc_codec_dev_max98925 = {
- .probe = max98925_probe,
- .component_driver = {
- .controls = max98925_snd_controls,
- .num_controls = ARRAY_SIZE(max98925_snd_controls),
- .dapm_routes = max98925_audio_map,
- .num_dapm_routes = ARRAY_SIZE(max98925_audio_map),
- .dapm_widgets = max98925_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(max98925_dapm_widgets),
- },
+static const struct snd_soc_component_driver soc_component_dev_max98925 = {
+ .probe = max98925_probe,
+ .controls = max98925_snd_controls,
+ .num_controls = ARRAY_SIZE(max98925_snd_controls),
+ .dapm_routes = max98925_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(max98925_audio_map),
+ .dapm_widgets = max98925_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(max98925_dapm_widgets),
+ .idle_bias_on = 1,
+ .use_pmdown_time = 1,
+ .endianness = 1,
};
static const struct regmap_config max98925_regmap = {
@@ -561,8 +557,7 @@ static const struct regmap_config max98925_regmap = {
.cache_type = REGCACHE_RBTREE,
};
-static int max98925_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
+static int max98925_i2c_probe(struct i2c_client *i2c)
{
int ret, reg;
u32 value;
@@ -579,7 +574,7 @@ static int max98925_i2c_probe(struct i2c_client *i2c,
ret = PTR_ERR(max98925->regmap);
dev_err(&i2c->dev,
"Failed to allocate regmap: %d\n", ret);
- goto err_out;
+ return ret;
}
if (!of_property_read_u32(i2c->dev.of_node, "vmon-slot-no", &value)) {
@@ -596,53 +591,51 @@ static int max98925_i2c_probe(struct i2c_client *i2c,
}
max98925->i_slot = value;
}
- ret = regmap_read(max98925->regmap,
- MAX98925_REV_VERSION, &reg);
- if ((ret < 0) ||
- ((reg != MAX98925_VERSION) &&
- (reg != MAX98925_VERSION1))) {
- dev_err(&i2c->dev,
- "device initialization error (%d 0x%02X)\n",
+
+ ret = regmap_read(max98925->regmap, MAX98925_REV_VERSION, &reg);
+ if (ret < 0) {
+ dev_err(&i2c->dev, "Read revision failed\n");
+ return ret;
+ }
+
+ if ((reg != MAX98925_VERSION) && (reg != MAX98925_VERSION1)) {
+ ret = -ENODEV;
+ dev_err(&i2c->dev, "Invalid revision (%d 0x%02X)\n",
ret, reg);
- goto err_out;
+ return ret;
}
+
dev_info(&i2c->dev, "device version 0x%02X\n", reg);
- ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_max98925,
+ ret = devm_snd_soc_register_component(&i2c->dev,
+ &soc_component_dev_max98925,
max98925_dai, ARRAY_SIZE(max98925_dai));
if (ret < 0)
dev_err(&i2c->dev,
- "Failed to register codec: %d\n", ret);
-err_out:
+ "Failed to register component: %d\n", ret);
return ret;
}
-static int max98925_i2c_remove(struct i2c_client *client)
-{
- snd_soc_unregister_codec(&client->dev);
- return 0;
-}
-
static const struct i2c_device_id max98925_i2c_id[] = {
- { "max98925", 0 },
+ { "max98925" },
{ }
};
MODULE_DEVICE_TABLE(i2c, max98925_i2c_id);
+#ifdef CONFIG_OF
static const struct of_device_id max98925_of_match[] = {
{ .compatible = "maxim,max98925", },
{ }
};
MODULE_DEVICE_TABLE(of, max98925_of_match);
+#endif
static struct i2c_driver max98925_i2c_driver = {
.driver = {
.name = "max98925",
.of_match_table = of_match_ptr(max98925_of_match),
- .pm = NULL,
},
- .probe = max98925_i2c_probe,
- .remove = max98925_i2c_remove,
+ .probe = max98925_i2c_probe,
.id_table = max98925_i2c_id,
};
generated by cgit (git 2.34.1) at 2025-12-25 15:53:28 +0000