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Diffstat (limited to 'sound/soc/codecs/tlv320aic26.c')
-rw-r--r--sound/soc/codecs/tlv320aic26.c180
1 files changed, 61 insertions, 119 deletions
diff --git a/sound/soc/codecs/tlv320aic26.c b/sound/soc/codecs/tlv320aic26.c
index f0e00fd4b435..6b7d71ec0004 100644
--- a/sound/soc/codecs/tlv320aic26.c
+++ b/sound/soc/codecs/tlv320aic26.c
@@ -19,7 +19,6 @@
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
-#include <sound/soc-of-simple.h>
#include <sound/initval.h>
#include "tlv320aic26.h"
@@ -130,8 +129,7 @@ static int aic26_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 aic26 *aic26 = snd_soc_codec_get_drvdata(codec);
int fsref, divisor, wlen, pval, jval, dval, qval;
u16 reg;
@@ -278,8 +276,8 @@ static struct snd_soc_dai_ops aic26_dai_ops = {
.set_fmt = aic26_set_fmt,
};
-struct snd_soc_dai aic26_dai = {
- .name = "tlv320aic26",
+static struct snd_soc_dai_driver aic26_dai = {
+ .name = "tlv320aic26-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 2,
@@ -296,7 +294,6 @@ struct snd_soc_dai aic26_dai = {
},
.ops = &aic26_dai_ops,
};
-EXPORT_SYMBOL_GPL(aic26_dai);
/* ---------------------------------------------------------------------
* ALSA controls
@@ -319,61 +316,6 @@ static const struct snd_kcontrol_new aic26_snd_controls[] = {
};
/* ---------------------------------------------------------------------
- * SoC CODEC portion of driver: probe and release routines
- */
-static int aic26_probe(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
- struct aic26 *aic26;
- int ret, err;
-
- dev_info(&pdev->dev, "Probing AIC26 SoC CODEC driver\n");
- dev_dbg(&pdev->dev, "socdev=%p\n", socdev);
- dev_dbg(&pdev->dev, "codec_data=%p\n", socdev->codec_data);
-
- /* Fetch the relevant aic26 private data here (it's already been
- * stored in the .codec pointer) */
- aic26 = socdev->codec_data;
- if (aic26 == NULL) {
- dev_err(&pdev->dev, "aic26: missing codec pointer\n");
- return -ENODEV;
- }
- codec = &aic26->codec;
- socdev->card->codec = codec;
-
- dev_dbg(&pdev->dev, "Registering PCMs, dev=%p, socdev->dev=%p\n",
- &pdev->dev, socdev->dev);
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- dev_err(&pdev->dev, "aic26: failed to create pcms\n");
- return -ENODEV;
- }
-
- /* register controls */
- dev_dbg(&pdev->dev, "Registering controls\n");
- err = snd_soc_add_controls(codec, aic26_snd_controls,
- ARRAY_SIZE(aic26_snd_controls));
- WARN_ON(err < 0);
-
- return 0;
-}
-
-static int aic26_remove(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- snd_soc_free_pcms(socdev);
- return 0;
-}
-
-struct snd_soc_codec_device aic26_soc_codec_dev = {
- .probe = aic26_probe,
- .remove = aic26_remove,
-};
-EXPORT_SYMBOL_GPL(aic26_soc_codec_dev);
-
-/* ---------------------------------------------------------------------
* SPI device portion of driver: sysfs files for debugging
*/
@@ -409,95 +351,95 @@ static ssize_t aic26_keyclick_set(struct device *dev,
static DEVICE_ATTR(keyclick, 0644, aic26_keyclick_show, aic26_keyclick_set);
/* ---------------------------------------------------------------------
- * SPI device portion of driver: probe and release routines and SPI
- * driver registration.
+ * SoC CODEC portion of driver: probe and release routines
*/
-static int aic26_spi_probe(struct spi_device *spi)
+static int aic26_probe(struct snd_soc_codec *codec)
{
- struct aic26 *aic26;
- int ret, i, reg;
-
- dev_dbg(&spi->dev, "probing tlv320aic26 spi device\n");
-
- /* Allocate driver data */
- aic26 = kzalloc(sizeof *aic26, GFP_KERNEL);
- if (!aic26)
- return -ENOMEM;
-
- /* Initialize the driver data */
- aic26->spi = spi;
- dev_set_drvdata(&spi->dev, aic26);
+ struct aic26 *aic26 = snd_soc_codec_get_drvdata(codec);
+ int ret, err, i, reg;
- /* Setup what we can in the codec structure so that the register
- * access functions will work as expected. More will be filled
- * out when it is probed by the SoC CODEC part of this driver */
- snd_soc_codec_set_drvdata(&aic26->codec, aic26);
- aic26->codec.name = "aic26";
- aic26->codec.owner = THIS_MODULE;
- aic26->codec.dai = &aic26_dai;
- aic26->codec.num_dai = 1;
- aic26->codec.read = aic26_reg_read;
- aic26->codec.write = aic26_reg_write;
- aic26->master = 1;
- mutex_init(&aic26->codec.mutex);
- INIT_LIST_HEAD(&aic26->codec.dapm_widgets);
- INIT_LIST_HEAD(&aic26->codec.dapm_paths);
- aic26->codec.reg_cache_size = AIC26_NUM_REGS;
- aic26->codec.reg_cache = aic26->reg_cache;
-
- aic26_dai.dev = &spi->dev;
- ret = snd_soc_register_dai(&aic26_dai);
- if (ret != 0) {
- dev_err(&spi->dev, "Failed to register DAI: %d\n", ret);
- kfree(aic26);
- return ret;
- }
+ dev_info(codec->dev, "Probing AIC26 SoC CODEC driver\n");
/* Reset the codec to power on defaults */
- aic26_reg_write(&aic26->codec, AIC26_REG_RESET, 0xBB00);
+ aic26_reg_write(codec, AIC26_REG_RESET, 0xBB00);
/* Power up CODEC */
- aic26_reg_write(&aic26->codec, AIC26_REG_POWER_CTRL, 0);
+ aic26_reg_write(codec, AIC26_REG_POWER_CTRL, 0);
/* Audio Control 3 (master mode, fsref rate) */
- reg = aic26_reg_read(&aic26->codec, AIC26_REG_AUDIO_CTRL3);
+ reg = aic26_reg_read(codec, AIC26_REG_AUDIO_CTRL3);
reg &= ~0xf800;
reg |= 0x0800; /* set master mode */
- aic26_reg_write(&aic26->codec, AIC26_REG_AUDIO_CTRL3, reg);
+ aic26_reg_write(codec, AIC26_REG_AUDIO_CTRL3, reg);
/* Fill register cache */
for (i = 0; i < ARRAY_SIZE(aic26->reg_cache); i++)
- aic26_reg_read(&aic26->codec, i);
+ aic26_reg_read(codec, i);
/* Register the sysfs files for debugging */
/* Create SysFS files */
- ret = device_create_file(&spi->dev, &dev_attr_keyclick);
+ ret = device_create_file(codec->dev, &dev_attr_keyclick);
if (ret)
- dev_info(&spi->dev, "error creating sysfs files\n");
+ dev_info(codec->dev, "error creating sysfs files\n");
-#if defined(CONFIG_SND_SOC_OF_SIMPLE)
- /* Tell the of_soc helper about this codec */
- of_snd_soc_register_codec(&aic26_soc_codec_dev, aic26, &aic26_dai,
- spi->dev.archdata.of_node);
-#endif
+ /* register controls */
+ dev_dbg(codec->dev, "Registering controls\n");
+ err = snd_soc_add_controls(codec, aic26_snd_controls,
+ ARRAY_SIZE(aic26_snd_controls));
+ WARN_ON(err < 0);
- dev_dbg(&spi->dev, "SPI device initialized\n");
return 0;
}
-static int aic26_spi_remove(struct spi_device *spi)
+static struct snd_soc_codec_driver aic26_soc_codec_dev = {
+ .probe = aic26_probe,
+ .read = aic26_reg_read,
+ .write = aic26_reg_write,
+ .reg_cache_size = AIC26_NUM_REGS,
+ .reg_word_size = sizeof(u16),
+};
+
+/* ---------------------------------------------------------------------
+ * SPI device portion of driver: probe and release routines and SPI
+ * driver registration.
+ */
+static int aic26_spi_probe(struct spi_device *spi)
{
- struct aic26 *aic26 = dev_get_drvdata(&spi->dev);
+ struct aic26 *aic26;
+ int ret;
- snd_soc_unregister_dai(&aic26_dai);
- kfree(aic26);
+ dev_dbg(&spi->dev, "probing tlv320aic26 spi device\n");
+
+ /* Allocate driver data */
+ aic26 = kzalloc(sizeof *aic26, GFP_KERNEL);
+ if (!aic26)
+ return -ENOMEM;
+ /* Initialize the driver data */
+ aic26->spi = spi;
+ dev_set_drvdata(&spi->dev, aic26);
+ aic26->master = 1;
+
+ ret = snd_soc_register_codec(&spi->dev,
+ &aic26_soc_codec_dev, &aic26_dai, 1);
+ if (ret < 0)
+ kfree(aic26);
+ return ret;
+
+ dev_dbg(&spi->dev, "SPI device initialized\n");
+ return 0;
+}
+
+static int aic26_spi_remove(struct spi_device *spi)
+{
+ snd_soc_unregister_codec(&spi->dev);
+ kfree(spi_get_drvdata(spi));
return 0;
}
static struct spi_driver aic26_spi = {
.driver = {
- .name = "tlv320aic26",
+ .name = "tlv320aic26-codec",
.owner = THIS_MODULE,
},
.probe = aic26_spi_probe,
generated by cgit v1.2.3 (git 2.0.4) at 2024-04-26 22:13:58 +0000