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Diffstat (limited to 'sound/soc/codecs/wm8776.c')
-rw-r--r--sound/soc/codecs/wm8776.c128
1 files changed, 56 insertions, 72 deletions
diff --git a/sound/soc/codecs/wm8776.c b/sound/soc/codecs/wm8776.c
index ae30480b3976..c3f340657f0c 100644
--- a/sound/soc/codecs/wm8776.c
+++ b/sound/soc/codecs/wm8776.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* wm8776.c -- WM8776 ALSA SoC Audio driver
*
@@ -5,20 +6,16 @@
*
* Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
*
- * 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.
- *
* TODO: Input ALC/limiter support
*/
+#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
-#include <linux/of_device.h>
#include <linux/regmap.h>
#include <linux/spi/spi.h>
#include <linux/slab.h>
@@ -78,9 +75,9 @@ static bool wm8776_volatile(struct device *dev, unsigned int reg)
}
}
-static int wm8776_reset(struct snd_soc_codec *codec)
+static int wm8776_reset(struct snd_soc_component *component)
{
- return snd_soc_write(codec, WM8776_RESET, 0);
+ return snd_soc_component_write(component, WM8776_RESET, 0);
}
static const DECLARE_TLV_DB_SCALE(hp_tlv, -12100, 100, 1);
@@ -166,7 +163,7 @@ static const struct snd_soc_dapm_route routes[] = {
static int wm8776_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
- struct snd_soc_codec *codec = dai->codec;
+ struct snd_soc_component *component = dai->component;
int reg, iface, master;
switch (dai->driver->id) {
@@ -185,9 +182,9 @@ static int wm8776_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
iface = 0;
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
+ case SND_SOC_DAIFMT_CBP_CFP:
break;
- case SND_SOC_DAIFMT_CBS_CFS:
+ case SND_SOC_DAIFMT_CBC_CFC:
master = 0;
break;
default:
@@ -224,8 +221,8 @@ static int wm8776_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
}
/* Finally, write out the values */
- snd_soc_update_bits(codec, reg, 0xf, iface);
- snd_soc_update_bits(codec, WM8776_MSTRCTRL, 0x180, master);
+ snd_soc_component_update_bits(component, reg, 0xf, iface);
+ snd_soc_component_update_bits(component, WM8776_MSTRCTRL, 0x180, master);
return 0;
}
@@ -243,8 +240,8 @@ static int wm8776_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 wm8776_priv *wm8776 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = dai->component;
+ struct wm8776_priv *wm8776 = snd_soc_component_get_drvdata(component);
int iface_reg, iface;
int ratio_shift, master;
int i;
@@ -279,13 +276,13 @@ static int wm8776_hw_params(struct snd_pcm_substream *substream,
iface = 0x30;
break;
default:
- dev_err(codec->dev, "Unsupported sample size: %i\n",
+ dev_err(component->dev, "Unsupported sample size: %i\n",
params_width(params));
return -EINVAL;
}
/* Only need to set MCLK/LRCLK ratio if we're master */
- if (snd_soc_read(codec, WM8776_MSTRCTRL) & master) {
+ if (snd_soc_component_read(component, WM8776_MSTRCTRL) & master) {
for (i = 0; i < ARRAY_SIZE(mclk_ratios); i++) {
if (wm8776->sysclk[dai->driver->id] / params_rate(params)
== mclk_ratios[i])
@@ -293,37 +290,37 @@ static int wm8776_hw_params(struct snd_pcm_substream *substream,
}
if (i == ARRAY_SIZE(mclk_ratios)) {
- dev_err(codec->dev,
+ dev_err(component->dev,
"Unable to configure MCLK ratio %d/%d\n",
wm8776->sysclk[dai->driver->id], params_rate(params));
return -EINVAL;
}
- dev_dbg(codec->dev, "MCLK is %dfs\n", mclk_ratios[i]);
+ dev_dbg(component->dev, "MCLK is %dfs\n", mclk_ratios[i]);
- snd_soc_update_bits(codec, WM8776_MSTRCTRL,
+ snd_soc_component_update_bits(component, WM8776_MSTRCTRL,
0x7 << ratio_shift, i << ratio_shift);
} else {
- dev_dbg(codec->dev, "DAI in slave mode\n");
+ dev_dbg(component->dev, "DAI in slave mode\n");
}
- snd_soc_update_bits(codec, iface_reg, 0x30, iface);
+ snd_soc_component_update_bits(component, iface_reg, 0x30, iface);
return 0;
}
-static int wm8776_mute(struct snd_soc_dai *dai, int mute)
+static int wm8776_mute(struct snd_soc_dai *dai, int mute, int direction)
{
- struct snd_soc_codec *codec = dai->codec;
+ struct snd_soc_component *component = dai->component;
- return snd_soc_write(codec, WM8776_DACMUTE, !!mute);
+ return snd_soc_component_write(component, WM8776_DACMUTE, !!mute);
}
static int wm8776_set_sysclk(struct snd_soc_dai *dai,
int clk_id, unsigned int freq, int dir)
{
- struct snd_soc_codec *codec = dai->codec;
- struct wm8776_priv *wm8776 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = dai->component;
+ struct wm8776_priv *wm8776 = snd_soc_component_get_drvdata(component);
if (WARN_ON(dai->driver->id >= ARRAY_SIZE(wm8776->sysclk)))
return -EINVAL;
@@ -333,10 +330,11 @@ static int wm8776_set_sysclk(struct snd_soc_dai *dai,
return 0;
}
-static int wm8776_set_bias_level(struct snd_soc_codec *codec,
+static int wm8776_set_bias_level(struct snd_soc_component *component,
enum snd_soc_bias_level level)
{
- struct wm8776_priv *wm8776 = snd_soc_codec_get_drvdata(codec);
+ struct wm8776_priv *wm8776 = snd_soc_component_get_drvdata(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
switch (level) {
case SND_SOC_BIAS_ON:
@@ -344,16 +342,16 @@ static int wm8776_set_bias_level(struct snd_soc_codec *codec,
case SND_SOC_BIAS_PREPARE:
break;
case SND_SOC_BIAS_STANDBY:
- if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
+ if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_OFF) {
regcache_sync(wm8776->regmap);
/* Disable the global powerdown; DAPM does the rest */
- snd_soc_update_bits(codec, WM8776_PWRDOWN, 1, 0);
+ snd_soc_component_update_bits(component, WM8776_PWRDOWN, 1, 0);
}
break;
case SND_SOC_BIAS_OFF:
- snd_soc_update_bits(codec, WM8776_PWRDOWN, 1, 1);
+ snd_soc_component_update_bits(component, WM8776_PWRDOWN, 1, 1);
break;
}
@@ -364,10 +362,11 @@ static int wm8776_set_bias_level(struct snd_soc_codec *codec,
SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
static const struct snd_soc_dai_ops wm8776_dac_ops = {
- .digital_mute = wm8776_mute,
+ .mute_stream = wm8776_mute,
.hw_params = wm8776_hw_params,
.set_fmt = wm8776_set_fmt,
.set_sysclk = wm8776_set_sysclk,
+ .no_capture_mute = 1,
};
static const struct snd_soc_dai_ops wm8776_adc_ops = {
@@ -407,37 +406,37 @@ static struct snd_soc_dai_driver wm8776_dai[] = {
},
};
-static int wm8776_probe(struct snd_soc_codec *codec)
+static int wm8776_probe(struct snd_soc_component *component)
{
int ret = 0;
- ret = wm8776_reset(codec);
+ ret = wm8776_reset(component);
if (ret < 0) {
- dev_err(codec->dev, "Failed to issue reset: %d\n", ret);
+ dev_err(component->dev, "Failed to issue reset: %d\n", ret);
return ret;
}
/* Latch the update bits; right channel only since we always
* update both. */
- snd_soc_update_bits(codec, WM8776_HPRVOL, 0x100, 0x100);
- snd_soc_update_bits(codec, WM8776_DACRVOL, 0x100, 0x100);
+ snd_soc_component_update_bits(component, WM8776_HPRVOL, 0x100, 0x100);
+ snd_soc_component_update_bits(component, WM8776_DACRVOL, 0x100, 0x100);
return ret;
}
-static const struct snd_soc_codec_driver soc_codec_dev_wm8776 = {
- .probe = wm8776_probe,
- .set_bias_level = wm8776_set_bias_level,
- .suspend_bias_off = true,
-
- .component_driver = {
- .controls = wm8776_snd_controls,
- .num_controls = ARRAY_SIZE(wm8776_snd_controls),
- .dapm_widgets = wm8776_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(wm8776_dapm_widgets),
- .dapm_routes = routes,
- .num_dapm_routes = ARRAY_SIZE(routes),
- },
+static const struct snd_soc_component_driver soc_component_dev_wm8776 = {
+ .probe = wm8776_probe,
+ .set_bias_level = wm8776_set_bias_level,
+ .controls = wm8776_snd_controls,
+ .num_controls = ARRAY_SIZE(wm8776_snd_controls),
+ .dapm_widgets = wm8776_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(wm8776_dapm_widgets),
+ .dapm_routes = routes,
+ .num_dapm_routes = ARRAY_SIZE(routes),
+ .suspend_bias_off = 1,
+ .idle_bias_on = 1,
+ .use_pmdown_time = 1,
+ .endianness = 1,
};
static const struct of_device_id wm8776_of_match[] = {
@@ -453,7 +452,7 @@ static const struct regmap_config wm8776_regmap = {
.reg_defaults = wm8776_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(wm8776_reg_defaults),
- .cache_type = REGCACHE_RBTREE,
+ .cache_type = REGCACHE_MAPLE,
.volatile_reg = wm8776_volatile,
};
@@ -475,31 +474,23 @@ static int wm8776_spi_probe(struct spi_device *spi)
spi_set_drvdata(spi, wm8776);
- ret = snd_soc_register_codec(&spi->dev,
- &soc_codec_dev_wm8776, wm8776_dai, ARRAY_SIZE(wm8776_dai));
+ ret = devm_snd_soc_register_component(&spi->dev,
+ &soc_component_dev_wm8776, wm8776_dai, ARRAY_SIZE(wm8776_dai));
return ret;
}
-static int wm8776_spi_remove(struct spi_device *spi)
-{
- snd_soc_unregister_codec(&spi->dev);
- return 0;
-}
-
static struct spi_driver wm8776_spi_driver = {
.driver = {
.name = "wm8776",
.of_match_table = wm8776_of_match,
},
.probe = wm8776_spi_probe,
- .remove = wm8776_spi_remove,
};
#endif /* CONFIG_SPI_MASTER */
#if IS_ENABLED(CONFIG_I2C)
-static int wm8776_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
+static int wm8776_i2c_probe(struct i2c_client *i2c)
{
struct wm8776_priv *wm8776;
int ret;
@@ -515,18 +506,12 @@ static int wm8776_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, wm8776);
- ret = snd_soc_register_codec(&i2c->dev,
- &soc_codec_dev_wm8776, wm8776_dai, ARRAY_SIZE(wm8776_dai));
+ ret = devm_snd_soc_register_component(&i2c->dev,
+ &soc_component_dev_wm8776, wm8776_dai, ARRAY_SIZE(wm8776_dai));
return ret;
}
-static int wm8776_i2c_remove(struct i2c_client *client)
-{
- snd_soc_unregister_codec(&client->dev);
- return 0;
-}
-
static const struct i2c_device_id wm8776_i2c_id[] = {
{ "wm8775", WM8775 },
{ "wm8776", WM8776 },
@@ -539,8 +524,7 @@ static struct i2c_driver wm8776_i2c_driver = {
.name = "wm8776",
.of_match_table = wm8776_of_match,
},
- .probe = wm8776_i2c_probe,
- .remove = wm8776_i2c_remove,
+ .probe = wm8776_i2c_probe,
.id_table = wm8776_i2c_id,
};
#endif
generated by cgit (git 2.34.1) at 2025-12-26 06:32:19 +0000