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Diffstat (limited to 'sound/soc/codecs/wm8750.c')
-rw-r--r--sound/soc/codecs/wm8750.c142
1 files changed, 63 insertions, 79 deletions
diff --git a/sound/soc/codecs/wm8750.c b/sound/soc/codecs/wm8750.c
index 0da2bbaf06d1..0e1d3ebb15c4 100644
--- a/sound/soc/codecs/wm8750.c
+++ b/sound/soc/codecs/wm8750.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* wm8750.c -- WM8750 ALSA SoC audio driver
*
@@ -6,10 +7,6 @@
* Author: Richard Purdie <richard@openedhand.com>
*
* Based on WM8753.c
- *
- * 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/module.h>
@@ -18,10 +15,10 @@
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
+#include <linux/of.h>
#include <linux/regmap.h>
#include <linux/spi/spi.h>
#include <linux/slab.h>
-#include <linux/of_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
@@ -86,7 +83,7 @@ struct wm8750_priv {
unsigned int sysclk;
};
-#define wm8750_reset(c) snd_soc_write(c, WM8750_RESET, 0)
+#define wm8750_reset(c) snd_soc_component_write(c, WM8750_RESET, 0)
/*
* WM8750 Controls
@@ -502,8 +499,8 @@ static inline int get_coeff(int mclk, int rate)
static int wm8750_set_dai_sysclk(struct snd_soc_dai *codec_dai,
int clk_id, unsigned int freq, int dir)
{
- struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = codec_dai->component;
+ struct wm8750_priv *wm8750 = snd_soc_component_get_drvdata(component);
switch (freq) {
case 11289600:
@@ -520,15 +517,15 @@ static int wm8750_set_dai_sysclk(struct snd_soc_dai *codec_dai,
static int wm8750_set_dai_fmt(struct snd_soc_dai *codec_dai,
unsigned int fmt)
{
- struct snd_soc_codec *codec = codec_dai->codec;
+ struct snd_soc_component *component = codec_dai->component;
u16 iface = 0;
/* set master/slave audio interface */
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
+ case SND_SOC_DAIFMT_CBP_CFP:
iface = 0x0040;
break;
- case SND_SOC_DAIFMT_CBS_CFS:
+ case SND_SOC_DAIFMT_CBC_CFC:
break;
default:
return -EINVAL;
@@ -571,7 +568,7 @@ static int wm8750_set_dai_fmt(struct snd_soc_dai *codec_dai,
return -EINVAL;
}
- snd_soc_write(codec, WM8750_IFACE, iface);
+ snd_soc_component_write(component, WM8750_IFACE, iface);
return 0;
}
@@ -579,10 +576,10 @@ static int wm8750_pcm_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 wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec);
- u16 iface = snd_soc_read(codec, WM8750_IFACE) & 0x1f3;
- u16 srate = snd_soc_read(codec, WM8750_SRATE) & 0x1c0;
+ struct snd_soc_component *component = dai->component;
+ struct wm8750_priv *wm8750 = snd_soc_component_get_drvdata(component);
+ u16 iface = snd_soc_component_read(component, WM8750_IFACE) & 0x1f3;
+ u16 srate = snd_soc_component_read(component, WM8750_SRATE) & 0x1c0;
int coeff = get_coeff(wm8750->sysclk, params_rate(params));
/* bit size */
@@ -601,54 +598,55 @@ static int wm8750_pcm_hw_params(struct snd_pcm_substream *substream,
}
/* set iface & srate */
- snd_soc_write(codec, WM8750_IFACE, iface);
+ snd_soc_component_write(component, WM8750_IFACE, iface);
if (coeff >= 0)
- snd_soc_write(codec, WM8750_SRATE, srate |
+ snd_soc_component_write(component, WM8750_SRATE, srate |
(coeff_div[coeff].sr << 1) | coeff_div[coeff].usb);
return 0;
}
-static int wm8750_mute(struct snd_soc_dai *dai, int mute)
+static int wm8750_mute(struct snd_soc_dai *dai, int mute, int direction)
{
- struct snd_soc_codec *codec = dai->codec;
- u16 mute_reg = snd_soc_read(codec, WM8750_ADCDAC) & 0xfff7;
+ struct snd_soc_component *component = dai->component;
+ u16 mute_reg = snd_soc_component_read(component, WM8750_ADCDAC) & 0xfff7;
if (mute)
- snd_soc_write(codec, WM8750_ADCDAC, mute_reg | 0x8);
+ snd_soc_component_write(component, WM8750_ADCDAC, mute_reg | 0x8);
else
- snd_soc_write(codec, WM8750_ADCDAC, mute_reg);
+ snd_soc_component_write(component, WM8750_ADCDAC, mute_reg);
return 0;
}
-static int wm8750_set_bias_level(struct snd_soc_codec *codec,
+static int wm8750_set_bias_level(struct snd_soc_component *component,
enum snd_soc_bias_level level)
{
- u16 pwr_reg = snd_soc_read(codec, WM8750_PWR1) & 0xfe3e;
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
+ u16 pwr_reg = snd_soc_component_read(component, WM8750_PWR1) & 0xfe3e;
switch (level) {
case SND_SOC_BIAS_ON:
/* set vmid to 50k and unmute dac */
- snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x00c0);
+ snd_soc_component_write(component, WM8750_PWR1, pwr_reg | 0x00c0);
break;
case SND_SOC_BIAS_PREPARE:
break;
case SND_SOC_BIAS_STANDBY:
- if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
- snd_soc_cache_sync(codec);
+ if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_OFF) {
+ snd_soc_component_cache_sync(component);
/* Set VMID to 5k */
- snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x01c1);
+ snd_soc_component_write(component, WM8750_PWR1, pwr_reg | 0x01c1);
/* ...and ramp */
msleep(1000);
}
/* mute dac and set vmid to 500k, enable VREF */
- snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x0141);
+ snd_soc_component_write(component, WM8750_PWR1, pwr_reg | 0x0141);
break;
case SND_SOC_BIAS_OFF:
- snd_soc_write(codec, WM8750_PWR1, 0x0001);
+ snd_soc_component_write(component, WM8750_PWR1, 0x0001);
break;
}
return 0;
@@ -663,9 +661,10 @@ static int wm8750_set_bias_level(struct snd_soc_codec *codec,
static const struct snd_soc_dai_ops wm8750_dai_ops = {
.hw_params = wm8750_pcm_hw_params,
- .digital_mute = wm8750_mute,
+ .mute_stream = wm8750_mute,
.set_fmt = wm8750_set_dai_fmt,
.set_sysclk = wm8750_set_dai_sysclk,
+ .no_capture_mute = 1,
};
static struct snd_soc_dai_driver wm8750_dai = {
@@ -685,42 +684,42 @@ static struct snd_soc_dai_driver wm8750_dai = {
.ops = &wm8750_dai_ops,
};
-static int wm8750_probe(struct snd_soc_codec *codec)
+static int wm8750_probe(struct snd_soc_component *component)
{
int ret;
- ret = wm8750_reset(codec);
+ ret = wm8750_reset(component);
if (ret < 0) {
printk(KERN_ERR "wm8750: failed to reset: %d\n", ret);
return ret;
}
/* set the update bits */
- snd_soc_update_bits(codec, WM8750_LDAC, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8750_RDAC, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8750_LOUT1V, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8750_ROUT1V, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8750_LOUT2V, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8750_ROUT2V, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8750_LINVOL, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8750_RINVOL, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8750_LDAC, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8750_RDAC, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8750_LOUT1V, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8750_ROUT1V, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8750_LOUT2V, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8750_ROUT2V, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8750_LINVOL, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8750_RINVOL, 0x0100, 0x0100);
return ret;
}
-static const struct snd_soc_codec_driver soc_codec_dev_wm8750 = {
- .probe = wm8750_probe,
- .set_bias_level = wm8750_set_bias_level,
- .suspend_bias_off = true,
-
- .component_driver = {
- .controls = wm8750_snd_controls,
- .num_controls = ARRAY_SIZE(wm8750_snd_controls),
- .dapm_widgets = wm8750_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(wm8750_dapm_widgets),
- .dapm_routes = wm8750_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(wm8750_dapm_routes),
- },
+static const struct snd_soc_component_driver soc_component_dev_wm8750 = {
+ .probe = wm8750_probe,
+ .set_bias_level = wm8750_set_bias_level,
+ .controls = wm8750_snd_controls,
+ .num_controls = ARRAY_SIZE(wm8750_snd_controls),
+ .dapm_widgets = wm8750_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(wm8750_dapm_widgets),
+ .dapm_routes = wm8750_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(wm8750_dapm_routes),
+ .suspend_bias_off = 1,
+ .idle_bias_on = 1,
+ .use_pmdown_time = 1,
+ .endianness = 1,
};
static const struct of_device_id wm8750_of_match[] = {
@@ -737,7 +736,7 @@ static const struct regmap_config wm8750_regmap = {
.reg_defaults = wm8750_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(wm8750_reg_defaults),
- .cache_type = REGCACHE_RBTREE,
+ .cache_type = REGCACHE_MAPLE,
};
#if defined(CONFIG_SPI_MASTER)
@@ -758,17 +757,11 @@ static int wm8750_spi_probe(struct spi_device *spi)
spi_set_drvdata(spi, wm8750);
- ret = snd_soc_register_codec(&spi->dev,
- &soc_codec_dev_wm8750, &wm8750_dai, 1);
+ ret = devm_snd_soc_register_component(&spi->dev,
+ &soc_component_dev_wm8750, &wm8750_dai, 1);
return ret;
}
-static int wm8750_spi_remove(struct spi_device *spi)
-{
- snd_soc_unregister_codec(&spi->dev);
- return 0;
-}
-
static const struct spi_device_id wm8750_spi_ids[] = {
{ "wm8750", 0 },
{ "wm8987", 0 },
@@ -783,13 +776,11 @@ static struct spi_driver wm8750_spi_driver = {
},
.id_table = wm8750_spi_ids,
.probe = wm8750_spi_probe,
- .remove = wm8750_spi_remove,
};
#endif /* CONFIG_SPI_MASTER */
#if IS_ENABLED(CONFIG_I2C)
-static int wm8750_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
+static int wm8750_i2c_probe(struct i2c_client *i2c)
{
struct wm8750_priv *wm8750;
struct regmap *regmap;
@@ -806,20 +797,14 @@ static int wm8750_i2c_probe(struct i2c_client *i2c,
if (IS_ERR(regmap))
return PTR_ERR(regmap);
- ret = snd_soc_register_codec(&i2c->dev,
- &soc_codec_dev_wm8750, &wm8750_dai, 1);
+ ret = devm_snd_soc_register_component(&i2c->dev,
+ &soc_component_dev_wm8750, &wm8750_dai, 1);
return ret;
}
-static int wm8750_i2c_remove(struct i2c_client *client)
-{
- snd_soc_unregister_codec(&client->dev);
- return 0;
-}
-
static const struct i2c_device_id wm8750_i2c_id[] = {
- { "wm8750", 0 },
- { "wm8987", 0 },
+ { "wm8750" },
+ { "wm8987" },
{ }
};
MODULE_DEVICE_TABLE(i2c, wm8750_i2c_id);
@@ -829,8 +814,7 @@ static struct i2c_driver wm8750_i2c_driver = {
.name = "wm8750",
.of_match_table = wm8750_of_match,
},
- .probe = wm8750_i2c_probe,
- .remove = wm8750_i2c_remove,
+ .probe = wm8750_i2c_probe,
.id_table = wm8750_i2c_id,
};
#endif
generated by cgit (git 2.34.1) at 2025-12-26 07:23:35 +0000