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Diffstat (limited to 'sound/soc/codecs/da7210.c')
-rw-r--r--sound/soc/codecs/da7210.c163
1 files changed, 35 insertions, 128 deletions
diff --git a/sound/soc/codecs/da7210.c b/sound/soc/codecs/da7210.c
index 3c51d6a57523..58bb9b994811 100644
--- a/sound/soc/codecs/da7210.c
+++ b/sound/soc/codecs/da7210.c
@@ -25,8 +25,6 @@
#include <sound/initval.h>
#include <sound/tlv.h>
-#include "da7210.h"
-
/* DA7210 register space */
#define DA7210_STATUS 0x02
#define DA7210_STARTUP1 0x03
@@ -162,11 +160,10 @@ static const struct snd_kcontrol_new da7210_snd_controls[] = {
/* Codec private data */
struct da7210_priv {
- struct snd_soc_codec codec;
+ enum snd_soc_control_type control_type;
+ void *control_data;
};
-static struct snd_soc_codec *da7210_codec;
-
/*
* Register cache
*/
@@ -209,12 +206,12 @@ static int da7210_write(struct snd_soc_codec *codec, u32 reg, u32 value)
u8 *cache = codec->reg_cache;
u8 data[2];
- BUG_ON(codec->volatile_register);
+ BUG_ON(codec->driver->volatile_register);
data[0] = reg & 0xff;
data[1] = value & 0xff;
- if (reg >= codec->reg_cache_size)
+ if (reg >= codec->driver->reg_cache_size)
return -EIO;
if (2 != codec->hw_write(codec->control_data, data, 2))
@@ -267,8 +264,7 @@ static int da7210_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;
u32 dai_cfg1;
u32 hpf_reg, hpf_mask, hpf_value;
u32 fs, bypass;
@@ -430,9 +426,8 @@ static struct snd_soc_dai_ops da7210_dai_ops = {
.set_fmt = da7210_set_dai_fmt,
};
-struct snd_soc_dai da7210_dai = {
- .name = "DA7210 IIS",
- .id = 0,
+static struct snd_soc_dai_driver da7210_dai = {
+ .name = "da7210-hifi",
/* playback capabilities */
.playback = {
.stream_name = "Playback",
@@ -452,55 +447,15 @@ struct snd_soc_dai da7210_dai = {
.ops = &da7210_dai_ops,
.symmetric_rates = 1,
};
-EXPORT_SYMBOL_GPL(da7210_dai);
-/*
- * Initialize the DA7210 driver
- * register the mixer and dsp interfaces with the kernel
- */
-static int da7210_init(struct da7210_priv *da7210)
+static int da7210_probe(struct snd_soc_codec *codec)
{
- struct snd_soc_codec *codec = &da7210->codec;
- int ret = 0;
+ struct da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec);
- if (da7210_codec) {
- dev_err(codec->dev, "Another da7210 is registered\n");
- return -EINVAL;
- }
+ dev_info(codec->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION);
- mutex_init(&codec->mutex);
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
- snd_soc_codec_set_drvdata(codec, da7210);
- codec->name = "DA7210";
- codec->owner = THIS_MODULE;
- codec->read = da7210_read;
- codec->write = da7210_write;
- codec->dai = &da7210_dai;
- codec->num_dai = 1;
+ codec->control_data = da7210->control_data;
codec->hw_write = (hw_write_t)i2c_master_send;
- codec->reg_cache_size = ARRAY_SIZE(da7210_reg);
- codec->reg_cache = kmemdup(da7210_reg,
- sizeof(da7210_reg), GFP_KERNEL);
-
- if (!codec->reg_cache)
- return -ENOMEM;
-
- da7210_dai.dev = codec->dev;
- da7210_codec = codec;
-
- ret = snd_soc_register_codec(codec);
- if (ret) {
- dev_err(codec->dev, "Failed to register CODEC: %d\n", ret);
- goto init_err;
- }
-
- ret = snd_soc_register_dai(&da7210_dai);
- if (ret) {
- dev_err(codec->dev, "Failed to register DAI: %d\n", ret);
- goto codec_err;
- }
/* FIXME
*
@@ -583,54 +538,50 @@ static int da7210_init(struct da7210_priv *da7210)
/* Activate all enabled subsystem */
da7210_write(codec, DA7210_STARTUP1, DA7210_SC_MST_EN);
- return ret;
-
-codec_err:
- snd_soc_unregister_codec(codec);
-init_err:
- kfree(codec->reg_cache);
- codec->reg_cache = NULL;
+ snd_soc_add_controls(codec, da7210_snd_controls,
+ ARRAY_SIZE(da7210_snd_controls));
- return ret;
+ dev_info(codec->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION);
+ return 0;
}
+static struct snd_soc_codec_driver soc_codec_dev_da7210 = {
+ .probe = da7210_probe,
+ .read = da7210_read,
+ .write = da7210_write,
+ .reg_cache_size = ARRAY_SIZE(da7210_reg),
+ .reg_word_size = sizeof(u8),
+ .reg_cache_default = da7210_reg,
+};
+
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
static int __devinit da7210_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct da7210_priv *da7210;
- struct snd_soc_codec *codec;
int ret;
da7210 = kzalloc(sizeof(struct da7210_priv), GFP_KERNEL);
if (!da7210)
return -ENOMEM;
- codec = &da7210->codec;
- codec->dev = &i2c->dev;
-
i2c_set_clientdata(i2c, da7210);
- codec->control_data = i2c;
+ da7210->control_data = i2c;
+ da7210->control_type = SND_SOC_I2C;
- ret = da7210_init(da7210);
- if (ret < 0) {
- pr_err("Failed to initialise da7210 audio codec\n");
+ ret = snd_soc_register_codec(&i2c->dev,
+ &soc_codec_dev_da7210, &da7210_dai, 1);
+ if (ret < 0)
kfree(da7210);
- }
return ret;
}
static int __devexit da7210_i2c_remove(struct i2c_client *client)
{
- struct da7210_priv *da7210 = i2c_get_clientdata(client);
-
- snd_soc_unregister_dai(&da7210_dai);
- kfree(da7210->codec.reg_cache);
- kfree(da7210);
- da7210_codec = NULL;
-
+ snd_soc_unregister_codec(&client->dev);
+ kfree(i2c_get_clientdata(client));
return 0;
}
@@ -643,59 +594,15 @@ MODULE_DEVICE_TABLE(i2c, da7210_i2c_id);
/* I2C codec control layer */
static struct i2c_driver da7210_i2c_driver = {
.driver = {
- .name = "DA7210 I2C Codec",
+ .name = "da7210-codec",
.owner = THIS_MODULE,
},
- .probe = da7210_i2c_probe,
- .remove = __devexit_p(da7210_i2c_remove),
- .id_table = da7210_i2c_id,
+ .probe = da7210_i2c_probe,
+ .remove = __devexit_p(da7210_i2c_remove),
+ .id_table = da7210_i2c_id,
};
#endif
-static int da7210_probe(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
- int ret;
-
- if (!da7210_codec) {
- dev_err(&pdev->dev, "Codec device not registered\n");
- return -ENODEV;
- }
-
- socdev->card->codec = da7210_codec;
- codec = da7210_codec;
-
- /* Register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0)
- goto pcm_err;
-
- snd_soc_add_controls(da7210_codec, da7210_snd_controls,
- ARRAY_SIZE(da7210_snd_controls));
-
- dev_info(&pdev->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION);
-
-pcm_err:
- return ret;
-}
-
-static int da7210_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;
-}
-
-struct snd_soc_codec_device soc_codec_dev_da7210 = {
- .probe = da7210_probe,
- .remove = da7210_remove,
-};
-EXPORT_SYMBOL_GPL(soc_codec_dev_da7210);
-
static int __init da7210_modinit(void)
{
int ret = 0;
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-11-25 23:32:14 +0000