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Diffstat (limited to 'sound/soc/codecs/wm8971.c')
-rw-r--r--sound/soc/codecs/wm8971.c135
1 files changed, 61 insertions, 74 deletions
diff --git a/sound/soc/codecs/wm8971.c b/sound/soc/codecs/wm8971.c
index 887d31cf3945..46aa556b44fa 100644
--- a/sound/soc/codecs/wm8971.c
+++ b/sound/soc/codecs/wm8971.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* wm8971.c -- WM8971 ALSA SoC Audio driver
*
@@ -6,11 +7,6 @@
* Author: Kenneth Kiraly <kiraly@lab126.com>
*
* Based on wm8753.c by Liam Girdwood
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
*/
#include <linux/module.h>
@@ -89,7 +85,7 @@ static const struct reg_default wm8971_reg_defaults[] = {
{ 42, 0x0079 },
};
-#define wm8971_reset(c) snd_soc_write(c, WM8971_RESET, 0)
+#define wm8971_reset(c) snd_soc_component_write(c, WM8971_RESET, 0)
/* WM8971 Controls */
static const char *wm8971_bass[] = { "Linear Control", "Adaptive Boost" };
@@ -433,8 +429,8 @@ static int get_coeff(int mclk, int rate)
static int wm8971_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 wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = codec_dai->component;
+ struct wm8971_priv *wm8971 = snd_soc_component_get_drvdata(component);
switch (freq) {
case 11289600:
@@ -451,15 +447,15 @@ static int wm8971_set_dai_sysclk(struct snd_soc_dai *codec_dai,
static int wm8971_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;
@@ -502,7 +498,7 @@ static int wm8971_set_dai_fmt(struct snd_soc_dai *codec_dai,
return -EINVAL;
}
- snd_soc_write(codec, WM8971_IFACE, iface);
+ snd_soc_component_write(component, WM8971_IFACE, iface);
return 0;
}
@@ -510,10 +506,10 @@ static int wm8971_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 wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec);
- u16 iface = snd_soc_read(codec, WM8971_IFACE) & 0x1f3;
- u16 srate = snd_soc_read(codec, WM8971_SRATE) & 0x1c0;
+ struct snd_soc_component *component = dai->component;
+ struct wm8971_priv *wm8971 = snd_soc_component_get_drvdata(component);
+ u16 iface = snd_soc_component_read(component, WM8971_IFACE) & 0x1f3;
+ u16 srate = snd_soc_component_read(component, WM8971_SRATE) & 0x1c0;
int coeff = get_coeff(wm8971->sysclk, params_rate(params));
/* bit size */
@@ -532,23 +528,23 @@ static int wm8971_pcm_hw_params(struct snd_pcm_substream *substream,
}
/* set iface & srate */
- snd_soc_write(codec, WM8971_IFACE, iface);
+ snd_soc_component_write(component, WM8971_IFACE, iface);
if (coeff >= 0)
- snd_soc_write(codec, WM8971_SRATE, srate |
+ snd_soc_component_write(component, WM8971_SRATE, srate |
(coeff_div[coeff].sr << 1) | coeff_div[coeff].usb);
return 0;
}
-static int wm8971_mute(struct snd_soc_dai *dai, int mute)
+static int wm8971_mute(struct snd_soc_dai *dai, int mute, int direction)
{
- struct snd_soc_codec *codec = dai->codec;
- u16 mute_reg = snd_soc_read(codec, WM8971_ADCDAC) & 0xfff7;
+ struct snd_soc_component *component = dai->component;
+ u16 mute_reg = snd_soc_component_read(component, WM8971_ADCDAC) & 0xfff7;
if (mute)
- snd_soc_write(codec, WM8971_ADCDAC, mute_reg | 0x8);
+ snd_soc_component_write(component, WM8971_ADCDAC, mute_reg | 0x8);
else
- snd_soc_write(codec, WM8971_ADCDAC, mute_reg);
+ snd_soc_component_write(component, WM8971_ADCDAC, mute_reg);
return 0;
}
@@ -561,37 +557,38 @@ static void wm8971_charge_work(struct work_struct *work)
regmap_update_bits(wm8971->regmap, WM8971_PWR1, 0x0180, 0x0100);
}
-static int wm8971_set_bias_level(struct snd_soc_codec *codec,
+static int wm8971_set_bias_level(struct snd_soc_component *component,
enum snd_soc_bias_level level)
{
- struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec);
- u16 pwr_reg = snd_soc_read(codec, WM8971_PWR1) & 0xfe3e;
+ struct wm8971_priv *wm8971 = snd_soc_component_get_drvdata(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
+ u16 pwr_reg = snd_soc_component_read(component, WM8971_PWR1) & 0xfe3e;
switch (level) {
case SND_SOC_BIAS_ON:
/* set vmid to 50k and unmute dac */
- snd_soc_write(codec, WM8971_PWR1, pwr_reg | 0x00c1);
+ snd_soc_component_write(component, WM8971_PWR1, pwr_reg | 0x00c1);
break;
case SND_SOC_BIAS_PREPARE:
/* Wait until fully charged */
flush_delayed_work(&wm8971->charge_work);
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);
/* charge output caps - set vmid to 5k for quick power up */
- snd_soc_write(codec, WM8971_PWR1, pwr_reg | 0x01c0);
+ snd_soc_component_write(component, WM8971_PWR1, pwr_reg | 0x01c0);
queue_delayed_work(system_power_efficient_wq,
&wm8971->charge_work, msecs_to_jiffies(1000));
} else {
/* mute dac and set vmid to 500k, enable VREF */
- snd_soc_write(codec, WM8971_PWR1, pwr_reg | 0x0140);
+ snd_soc_component_write(component, WM8971_PWR1, pwr_reg | 0x0140);
}
break;
case SND_SOC_BIAS_OFF:
cancel_delayed_work_sync(&wm8971->charge_work);
- snd_soc_write(codec, WM8971_PWR1, 0x0001);
+ snd_soc_component_write(component, WM8971_PWR1, 0x0001);
break;
}
return 0;
@@ -606,9 +603,10 @@ static int wm8971_set_bias_level(struct snd_soc_codec *codec,
static const struct snd_soc_dai_ops wm8971_dai_ops = {
.hw_params = wm8971_pcm_hw_params,
- .digital_mute = wm8971_mute,
+ .mute_stream = wm8971_mute,
.set_fmt = wm8971_set_dai_fmt,
.set_sysclk = wm8971_set_dai_sysclk,
+ .no_capture_mute = 1,
};
static struct snd_soc_dai_driver wm8971_dai = {
@@ -628,40 +626,40 @@ static struct snd_soc_dai_driver wm8971_dai = {
.ops = &wm8971_dai_ops,
};
-static int wm8971_probe(struct snd_soc_codec *codec)
+static int wm8971_probe(struct snd_soc_component *component)
{
- struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec);
+ struct wm8971_priv *wm8971 = snd_soc_component_get_drvdata(component);
INIT_DELAYED_WORK(&wm8971->charge_work, wm8971_charge_work);
- wm8971_reset(codec);
+ wm8971_reset(component);
/* set the update bits */
- snd_soc_update_bits(codec, WM8971_LDAC, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8971_RDAC, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8971_LOUT1V, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8971_ROUT1V, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8971_LOUT2V, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8971_ROUT2V, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8971_LINVOL, 0x0100, 0x0100);
- snd_soc_update_bits(codec, WM8971_RINVOL, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8971_LDAC, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8971_RDAC, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8971_LOUT1V, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8971_ROUT1V, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8971_LOUT2V, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8971_ROUT2V, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8971_LINVOL, 0x0100, 0x0100);
+ snd_soc_component_update_bits(component, WM8971_RINVOL, 0x0100, 0x0100);
return 0;
}
-static const struct snd_soc_codec_driver soc_codec_dev_wm8971 = {
- .probe = wm8971_probe,
- .set_bias_level = wm8971_set_bias_level,
- .suspend_bias_off = true,
-
- .component_driver = {
- .controls = wm8971_snd_controls,
- .num_controls = ARRAY_SIZE(wm8971_snd_controls),
- .dapm_widgets = wm8971_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(wm8971_dapm_widgets),
- .dapm_routes = wm8971_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(wm8971_dapm_routes),
- },
+static const struct snd_soc_component_driver soc_component_dev_wm8971 = {
+ .probe = wm8971_probe,
+ .set_bias_level = wm8971_set_bias_level,
+ .controls = wm8971_snd_controls,
+ .num_controls = ARRAY_SIZE(wm8971_snd_controls),
+ .dapm_widgets = wm8971_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(wm8971_dapm_widgets),
+ .dapm_routes = wm8971_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(wm8971_dapm_routes),
+ .suspend_bias_off = 1,
+ .idle_bias_on = 1,
+ .use_pmdown_time = 1,
+ .endianness = 1,
};
static const struct regmap_config wm8971_regmap = {
@@ -671,14 +669,12 @@ static const struct regmap_config wm8971_regmap = {
.reg_defaults = wm8971_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(wm8971_reg_defaults),
- .cache_type = REGCACHE_RBTREE,
+ .cache_type = REGCACHE_MAPLE,
};
-static int wm8971_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
+static int wm8971_i2c_probe(struct i2c_client *i2c)
{
struct wm8971_priv *wm8971;
- int ret;
wm8971 = devm_kzalloc(&i2c->dev, sizeof(struct wm8971_priv),
GFP_KERNEL);
@@ -691,20 +687,12 @@ static int wm8971_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, wm8971);
- ret = snd_soc_register_codec(&i2c->dev,
- &soc_codec_dev_wm8971, &wm8971_dai, 1);
-
- return ret;
-}
-
-static int wm8971_i2c_remove(struct i2c_client *client)
-{
- snd_soc_unregister_codec(&client->dev);
- return 0;
+ return devm_snd_soc_register_component(&i2c->dev,
+ &soc_component_dev_wm8971, &wm8971_dai, 1);
}
static const struct i2c_device_id wm8971_i2c_id[] = {
- { "wm8971", 0 },
+ { "wm8971" },
{ }
};
MODULE_DEVICE_TABLE(i2c, wm8971_i2c_id);
@@ -713,8 +701,7 @@ static struct i2c_driver wm8971_i2c_driver = {
.driver = {
.name = "wm8971",
},
- .probe = wm8971_i2c_probe,
- .remove = wm8971_i2c_remove,
+ .probe = wm8971_i2c_probe,
.id_table = wm8971_i2c_id,
};
generated by cgit (git 2.34.1) at 2025-12-26 07:24:52 +0000