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-rw-r--r--sound/soc/codecs/wm8962.c168
-rw-r--r--sound/soc/codecs/wm8962.h3
2 files changed, 47 insertions, 124 deletions
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index ea8940e..58ba2d3 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -34,9 +34,6 @@
#include "wm8962.h"
-static struct snd_soc_codec *wm8962_codec;
-struct snd_soc_codec_device soc_codec_dev_wm8962;
-
#define WM8962_NUM_SUPPLIES 8
static const char *wm8962_supply_names[WM8962_NUM_SUPPLIES] = {
"DCVDD",
@@ -51,7 +48,8 @@ static const char *wm8962_supply_names[WM8962_NUM_SUPPLIES] = {
/* codec private data */
struct wm8962_priv {
- struct snd_soc_codec codec;
+ struct snd_soc_codec *codec;
+
u16 reg_cache[WM8962_MAX_REGISTER + 1];
int sysclk;
@@ -85,7 +83,7 @@ static int wm8962_regulator_event_##n(struct notifier_block *nb, \
struct wm8962_priv *wm8962 = container_of(nb, struct wm8962_priv, \
disable_nb[n]); \
if (event & REGULATOR_EVENT_DISABLE) { \
- wm8962->codec.cache_sync = 1; \
+ wm8962->codec->cache_sync = 1; \
} \
return 0; \
}
@@ -107,7 +105,7 @@ static int wm8962_volatile_register(unsigned int reg)
return 0;
}
-static int wm8962_readable(unsigned int reg)
+static int wm8962_readable_register(unsigned int reg)
{
if (wm8962_reg_access[reg].read)
return 1;
@@ -150,7 +148,8 @@ static int wm8962_put_hp_sw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- u16 *reg_cache = codec->reg_cache;
+ struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
+ u16 *reg_cache = wm8962->reg_cache;
int ret;
/* Apply the update (if any) */
@@ -178,7 +177,8 @@ static int wm8962_put_spk_sw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- u16 *reg_cache = codec->reg_cache;
+ struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
+ u16 *reg_cache = wm8962->reg_cache;
int ret;
/* Apply the update (if any) */
@@ -486,7 +486,8 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
- u16 *reg_cache = codec->reg_cache;
+ struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
+ u16 *reg_cache = wm8962->reg_cache;
int reg;
switch (w->shift) {
@@ -1071,8 +1072,7 @@ static int wm8962_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
+ struct snd_soc_codec *codec = rtd->codec;
struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
int rate = params_rate(params);
int i;
@@ -1441,8 +1441,8 @@ static struct snd_soc_dai_ops wm8962_dai_ops = {
.digital_mute = wm8962_mute,
};
-struct snd_soc_dai wm8962_dai = {
- .name = "WM8962",
+static struct snd_soc_dai_driver wm8962_dai = {
+ .name = "wm8962",
.playback = {
.stream_name = "Playback",
.channels_min = 2,
@@ -1460,52 +1460,10 @@ struct snd_soc_dai wm8962_dai = {
.ops = &wm8962_dai_ops,
.symmetric_rates = 1,
};
-EXPORT_SYMBOL_GPL(wm8962_dai);
-
-static int wm8962_probe(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
- int ret = 0;
-
- if (wm8962_codec == NULL) {
- dev_err(&pdev->dev, "Codec device not registered\n");
- return -ENODEV;
- }
-
- socdev->card->codec = wm8962_codec;
- codec = wm8962_codec;
-
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- dev_err(codec->dev, "failed to create pcms: %d\n", ret);
- goto pcm_err;
- }
-
- wm8962_add_widgets(codec);
-
- return ret;
-
-pcm_err:
- return ret;
-}
-
-static int wm8962_remove(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-
- snd_soc_free_pcms(socdev);
- snd_soc_dapm_free(socdev);
-
- return 0;
-}
#ifdef CONFIG_PM
-static int wm8962_resume(struct platform_device *pdev)
+static int wm8962_resume(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
u16 *reg_cache = codec->reg_cache;
int i;
@@ -1529,13 +1487,6 @@ static int wm8962_resume(struct platform_device *pdev)
#define wm8962_resume NULL
#endif
-struct snd_soc_codec_device soc_codec_dev_wm8962 = {
- .probe = wm8962_probe,
- .remove = wm8962_remove,
- .resume = wm8962_resume,
-};
-EXPORT_SYMBOL_GPL(soc_codec_dev_wm8962);
-
#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE)
static int beep_rates[] = {
500, 1000, 2000, 4000,
@@ -1545,7 +1496,7 @@ static void wm8962_beep_work(struct work_struct *work)
{
struct wm8962_priv *wm8962 =
container_of(work, struct wm8962_priv, beep_work);
- struct snd_soc_codec *codec = &wm8962->codec;
+ struct snd_soc_codec *codec = wm8962->codec;
int i;
int reg = 0;
int best = 0;
@@ -1676,40 +1627,19 @@ static void wm8962_free_beep(struct snd_soc_codec *codec)
}
#endif
-static int wm8962_register(struct wm8962_priv *wm8962,
- enum snd_soc_control_type control)
+static int wm8962_probe(struct snd_soc_codec *codec)
{
int ret;
- struct snd_soc_codec *codec = &wm8962->codec;
+ struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
struct wm8962_pdata *pdata = dev_get_platdata(codec->dev);
int i;
- if (wm8962_codec) {
- dev_err(codec->dev, "Another WM8962 is registered\n");
- return -EINVAL;
- }
+ wm8962->codec = codec;
- mutex_init(&codec->mutex);
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
- snd_soc_codec_set_drvdata(codec, wm8962);
- codec->name = "WM8962";
- codec->owner = THIS_MODULE;
- codec->bias_level = SND_SOC_BIAS_OFF;
- codec->set_bias_level = wm8962_set_bias_level;
- codec->dai = &wm8962_dai;
- codec->num_dai = 1;
- codec->reg_cache_size = WM8962_MAX_REGISTER;
- codec->reg_cache = &wm8962->reg_cache;
- codec->volatile_register = wm8962_volatile_register;
codec->cache_sync = 1;
codec->idle_bias_off = 1;
- codec->readable_register = wm8962_readable;
- memcpy(codec->reg_cache, wm8962_reg, sizeof(wm8962_reg));
-
- ret = snd_soc_codec_set_cache_io(codec, 16, 16, control);
+ ret = snd_soc_codec_set_cache_io(codec, 16, 16, SND_SOC_I2C);
if (ret != 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
goto err;
@@ -1814,22 +1744,9 @@ static int wm8962_register(struct wm8962_priv *wm8962,
wm8962->reg_cache[WM8962_HPOUTL_VOLUME] |= WM8962_HPOUT_VU;
wm8962->reg_cache[WM8962_HPOUTR_VOLUME] |= WM8962_HPOUT_VU;
- wm8962_dai.dev = codec->dev;
-
- wm8962_codec = codec;
-
- ret = snd_soc_register_codec(codec);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to register codec: %d\n", ret);
- return ret;
- }
-
- ret = snd_soc_register_dai(&wm8962_dai);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to register DAI: %d\n", ret);
- snd_soc_unregister_codec(codec);
- return ret;
- }
+ snd_soc_add_controls(codec, wm8962_snd_controls,
+ ARRAY_SIZE(wm8962_snd_controls));
+ wm8962_add_widgets(codec);
wm8962_init_beep(codec);
@@ -1844,48 +1761,57 @@ err:
return ret;
}
-static void wm8962_unregister(struct wm8962_priv *wm8962)
+static int wm8962_remove(struct snd_soc_codec *codec)
{
+ struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
int i;
- wm8962_free_beep(&wm8962->codec);
- wm8962_set_bias_level(&wm8962->codec, SND_SOC_BIAS_OFF);
+ wm8962_free_beep(codec);
for (i = 0; i < ARRAY_SIZE(wm8962->supplies); i++)
regulator_unregister_notifier(wm8962->supplies[i].consumer,
&wm8962->disable_nb[i]);
regulator_bulk_free(ARRAY_SIZE(wm8962->supplies), wm8962->supplies);
- snd_soc_unregister_dai(&wm8962_dai);
- snd_soc_unregister_codec(&wm8962->codec);
- kfree(wm8962);
- wm8962_codec = NULL;
+
+ return 0;
}
+static struct snd_soc_codec_driver soc_codec_dev_wm8962 = {
+ .probe = wm8962_probe,
+ .remove = wm8962_remove,
+ .resume = wm8962_resume,
+ .set_bias_level = wm8962_set_bias_level,
+ .reg_cache_size = WM8962_MAX_REGISTER,
+ .reg_word_size = sizeof(u16),
+ .reg_cache_default = wm8962_reg,
+ .volatile_register = wm8962_volatile_register,
+ .readable_register = wm8962_readable_register,
+};
+
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
static __devinit int wm8962_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct wm8962_priv *wm8962;
- struct snd_soc_codec *codec;
+ int ret;
wm8962 = kzalloc(sizeof(struct wm8962_priv), GFP_KERNEL);
if (wm8962 == NULL)
return -ENOMEM;
- codec = &wm8962->codec;
- codec->hw_write = (hw_write_t)i2c_master_send;
-
i2c_set_clientdata(i2c, wm8962);
- codec->control_data = i2c;
- codec->dev = &i2c->dev;
+ ret = snd_soc_register_codec(&i2c->dev,
+ &soc_codec_dev_wm8962, &wm8962_dai, 1);
+ if (ret < 0)
+ kfree(wm8962);
- return wm8962_register(wm8962, SND_SOC_I2C);
+ return ret;
}
static __devexit int wm8962_i2c_remove(struct i2c_client *client)
{
- struct wm8962_priv *wm8962 = i2c_get_clientdata(client);
- wm8962_unregister(wm8962);
+ snd_soc_unregister_codec(&client->dev);
+ kfree(i2c_get_clientdata(client));
return 0;
}
diff --git a/sound/soc/codecs/wm8962.h b/sound/soc/codecs/wm8962.h
index bc0b187..6145399 100644
--- a/sound/soc/codecs/wm8962.h
+++ b/sound/soc/codecs/wm8962.h
@@ -15,9 +15,6 @@
#include <asm/types.h>
-extern struct snd_soc_dai wm8962_dai;
-extern struct snd_soc_codec_device soc_codec_dev_wm8962;
-
#define WM8962_SYSCLK_MCLK 1
#define WM8962_SYSCLK_FLL 2
#define WM8962_SYSCLK_PLL3 3
generated by cgit v0.10.2 at 2024-11-10 19:48:09 (GMT)