]> git.karo-electronics.de Git - mv-sheeva.git/blobdiff - sound/soc/codecs/wm8400.c
ASoC: multi-component - ASoC Multi-Component Support
[mv-sheeva.git] / sound / soc / codecs / wm8400.c
index 7f5d080536a07379613249fb6c2a25fd1cde27d5..850299786e02d0d87f77e673bb093fffb68bcbdc 100644 (file)
@@ -65,7 +65,7 @@ static struct regulator_bulk_data power[] = {
 
 /* codec private data */
 struct wm8400_priv {
-       struct snd_soc_codec codec;
+       struct snd_soc_codec *codec;
        struct wm8400 *wm8400;
        u16 fake_register;
        unsigned int sysclk;
@@ -107,21 +107,21 @@ static void wm8400_codec_reset(struct snd_soc_codec *codec)
        wm8400_reset_codec_reg_cache(wm8400->wm8400);
 }
 
-static const DECLARE_TLV_DB_LINEAR(rec_mix_tlv, -1500, 600);
+static const DECLARE_TLV_DB_SCALE(rec_mix_tlv, -1500, 600, 0);
 
-static const DECLARE_TLV_DB_LINEAR(in_pga_tlv, -1650, 3000);
+static const DECLARE_TLV_DB_SCALE(in_pga_tlv, -1650, 3000, 0);
 
-static const DECLARE_TLV_DB_LINEAR(out_mix_tlv, -2100, 0);
+static const DECLARE_TLV_DB_SCALE(out_mix_tlv, -2100, 0, 0);
 
-static const DECLARE_TLV_DB_LINEAR(out_pga_tlv, -7300, 600);
+static const DECLARE_TLV_DB_SCALE(out_pga_tlv, -7300, 600, 0);
 
-static const DECLARE_TLV_DB_LINEAR(out_omix_tlv, -600, 0);
+static const DECLARE_TLV_DB_SCALE(out_omix_tlv, -600, 0, 0);
 
-static const DECLARE_TLV_DB_LINEAR(out_dac_tlv, -7163, 0);
+static const DECLARE_TLV_DB_SCALE(out_dac_tlv, -7163, 0, 0);
 
-static const DECLARE_TLV_DB_LINEAR(in_adc_tlv, -7163, 1763);
+static const DECLARE_TLV_DB_SCALE(in_adc_tlv, -7163, 1763, 0);
 
-static const DECLARE_TLV_DB_LINEAR(out_sidetone_tlv, -3600, 0);
+static const DECLARE_TLV_DB_SCALE(out_sidetone_tlv, -3600, 0, 0);
 
 static int wm8400_outpga_put_volsw_vu(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol)
@@ -440,7 +440,7 @@ static int outmixer_event (struct snd_soc_dapm_widget *w,
 /* INMIX dB values */
 static const unsigned int in_mix_tlv[] = {
        TLV_DB_RANGE_HEAD(1),
-       0,7, TLV_DB_LINEAR_ITEM(-1200, 600),
+       0,7, TLV_DB_SCALE_ITEM(-1200, 600, 0),
 };
 
 /* Left In PGA Connections */
@@ -1163,8 +1163,7 @@ static int wm8400_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;
        u16 audio1 = wm8400_read(codec, WM8400_AUDIO_INTERFACE_1);
 
        audio1 &= ~WM8400_AIF_WL_MASK;
@@ -1332,10 +1331,9 @@ static struct snd_soc_dai_ops wm8400_dai_ops = {
  * 1. ADC/DAC on Primary Interface
  * 2. ADC on Primary Interface/DAC on secondary
  */
-struct snd_soc_dai wm8400_dai = {
+static struct snd_soc_dai_driver wm8400_dai = {
 /* ADC/DAC on primary */
-       .name = "WM8400 ADC/DAC Primary",
-       .id = 1,
+       .name = "wm8400-hifi",
        .playback = {
                .stream_name = "Playback",
                .channels_min = 1,
@@ -1352,147 +1350,53 @@ struct snd_soc_dai wm8400_dai = {
        },
        .ops = &wm8400_dai_ops,
 };
-EXPORT_SYMBOL_GPL(wm8400_dai);
 
-static int wm8400_suspend(struct platform_device *pdev, pm_message_t state)
+static int wm8400_suspend(struct snd_soc_codec *codec, pm_message_t state)
 {
-       struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-       struct snd_soc_codec *codec = socdev->card->codec;
-
        wm8400_set_bias_level(codec, SND_SOC_BIAS_OFF);
 
        return 0;
 }
 
-static int wm8400_resume(struct platform_device *pdev)
+static int wm8400_resume(struct snd_soc_codec *codec)
 {
-       struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-       struct snd_soc_codec *codec = socdev->card->codec;
-
        wm8400_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
        return 0;
 }
 
-static struct snd_soc_codec *wm8400_codec;
-
-static int wm8400_probe(struct platform_device *pdev)
-{
-       struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-       struct snd_soc_codec *codec;
-       int ret;
-
-       if (!wm8400_codec) {
-               dev_err(&pdev->dev, "wm8400 not yet discovered\n");
-               return -ENODEV;
-       }
-       codec = wm8400_codec;
-
-       socdev->card->codec = codec;
-
-       /* register pcms */
-       ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
-       if (ret < 0) {
-               dev_err(&pdev->dev, "failed to create pcms\n");
-               goto pcm_err;
-       }
-
-       wm8400_add_controls(codec);
-       wm8400_add_widgets(codec);
-
-pcm_err:
-       return ret;
-}
-
-/* power down chip */
-static int wm8400_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_wm8400 = {
-       .probe =        wm8400_probe,
-       .remove =       wm8400_remove,
-       .suspend =      wm8400_suspend,
-       .resume =       wm8400_resume,
-};
-
 static void wm8400_probe_deferred(struct work_struct *work)
 {
        struct wm8400_priv *priv = container_of(work, struct wm8400_priv,
                                                work);
-       struct snd_soc_codec *codec = &priv->codec;
-       int ret;
+       struct snd_soc_codec *codec = priv->codec;
 
        /* charge output caps */
        wm8400_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
-       /* We're done, tell the subsystem. */
-       ret = snd_soc_register_codec(codec);
-       if (ret != 0) {
-               dev_err(priv->wm8400->dev,
-                       "Failed to register codec: %d\n", ret);
-               goto err;
-       }
-
-       ret = snd_soc_register_dai(&wm8400_dai);
-       if (ret != 0) {
-               dev_err(priv->wm8400->dev,
-                       "Failed to register DAI: %d\n", ret);
-               goto err_codec;
-       }
-
-       return;
-
-err_codec:
-       snd_soc_unregister_codec(codec);
-err:
-       wm8400_set_bias_level(codec, SND_SOC_BIAS_OFF);
 }
 
-static int wm8400_codec_probe(struct platform_device *dev)
+static int wm8400_codec_probe(struct snd_soc_codec *codec)
 {
+       struct wm8400 *wm8400 = dev_get_platdata(codec->dev);
        struct wm8400_priv *priv;
        int ret;
        u16 reg;
-       struct snd_soc_codec *codec;
 
        priv = kzalloc(sizeof(struct wm8400_priv), GFP_KERNEL);
        if (priv == NULL)
                return -ENOMEM;
 
-       codec = &priv->codec;
        snd_soc_codec_set_drvdata(codec, priv);
-       codec->control_data = dev_get_drvdata(&dev->dev);
-       priv->wm8400 = dev_get_drvdata(&dev->dev);
+       codec->control_data = priv->wm8400 = wm8400;
+       priv->codec = codec;
 
-       ret = regulator_bulk_get(priv->wm8400->dev,
+       ret = regulator_bulk_get(wm8400->dev,
                                 ARRAY_SIZE(power), &power[0]);
        if (ret != 0) {
-               dev_err(&dev->dev, "Failed to get regulators: %d\n", ret);
+               dev_err(codec->dev, "Failed to get regulators: %d\n", ret);
                goto err;
        }
 
-       codec->dev = &dev->dev;
-       wm8400_dai.dev = &dev->dev;
-
-       codec->name = "WM8400";
-       codec->owner = THIS_MODULE;
-       codec->read = wm8400_read;
-       codec->write = wm8400_write;
-       codec->bias_level = SND_SOC_BIAS_OFF;
-       codec->set_bias_level = wm8400_set_bias_level;
-       codec->dai = &wm8400_dai;
-       codec->num_dai = 1;
-       codec->reg_cache_size = WM8400_REGISTER_COUNT;
-       mutex_init(&codec->mutex);
-       INIT_LIST_HEAD(&codec->dapm_widgets);
-       INIT_LIST_HEAD(&codec->dapm_paths);
        INIT_WORK(&priv->work, wm8400_probe_deferred);
 
        wm8400_codec_reset(codec);
@@ -1511,65 +1415,78 @@ static int wm8400_codec_probe(struct platform_device *dev)
        wm8400_write(codec, WM8400_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8));
        wm8400_write(codec, WM8400_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8));
 
-       wm8400_codec = codec;
-
        if (!schedule_work(&priv->work)) {
                ret = -EINVAL;
                goto err_regulator;
        }
-
+       wm8400_add_controls(codec);
+       wm8400_add_widgets(codec);
        return 0;
 
 err_regulator:
-       wm8400_codec = NULL;
        regulator_bulk_free(ARRAY_SIZE(power), power);
 err:
        kfree(priv);
        return ret;
 }
 
-static int __exit wm8400_codec_remove(struct platform_device *dev)
+static int  wm8400_codec_remove(struct snd_soc_codec *codec)
 {
-       struct wm8400_priv *priv = snd_soc_codec_get_drvdata(wm8400_codec);
+       struct wm8400_priv *priv = snd_soc_codec_get_drvdata(codec);
        u16 reg;
 
-       snd_soc_unregister_dai(&wm8400_dai);
-       snd_soc_unregister_codec(wm8400_codec);
-
-       reg = wm8400_read(wm8400_codec, WM8400_POWER_MANAGEMENT_1);
-       wm8400_write(wm8400_codec, WM8400_POWER_MANAGEMENT_1,
+       reg = wm8400_read(codec, WM8400_POWER_MANAGEMENT_1);
+       wm8400_write(codec, WM8400_POWER_MANAGEMENT_1,
                     reg & (~WM8400_CODEC_ENA));
 
        regulator_bulk_free(ARRAY_SIZE(power), power);
        kfree(priv);
 
-       wm8400_codec = NULL;
+       return 0;
+}
+
+static struct snd_soc_codec_driver soc_codec_dev_wm8400 = {
+       .probe =        wm8400_codec_probe,
+       .remove =       wm8400_codec_remove,
+       .suspend =      wm8400_suspend,
+       .resume =       wm8400_resume,
+       .read = wm8400_read,
+       .write = wm8400_write,
+       .set_bias_level = wm8400_set_bias_level,
+};
+
+static int __devinit wm8400_probe(struct platform_device *pdev)
+{
+       return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8400,
+                       &wm8400_dai, 1);
+}
 
+static int __devexit wm8400_remove(struct platform_device *pdev)
+{
+       snd_soc_unregister_codec(&pdev->dev);
        return 0;
 }
 
 static struct platform_driver wm8400_codec_driver = {
        .driver = {
-               .name = "wm8400-codec",
-               .owner = THIS_MODULE,
-       },
-       .probe = wm8400_codec_probe,
-       .remove = __exit_p(wm8400_codec_remove),
+                  .name = "wm8400-codec",
+                  .owner = THIS_MODULE,
+                  },
+       .probe = wm8400_probe,
+       .remove = __devexit_p(wm8400_remove),
 };
 
-static int __init wm8400_codec_init(void)
+static __init int wm8400_init(void)
 {
        return platform_driver_register(&wm8400_codec_driver);
 }
-module_init(wm8400_codec_init);
+module_init(wm8400_init);
 
-static void __exit wm8400_codec_exit(void)
+static __exit void wm8400_exit(void)
 {
        platform_driver_unregister(&wm8400_codec_driver);
 }
-module_exit(wm8400_codec_exit);
-
-EXPORT_SYMBOL_GPL(soc_codec_dev_wm8400);
+module_exit(wm8400_exit);
 
 MODULE_DESCRIPTION("ASoC WM8400 driver");
 MODULE_AUTHOR("Mark Brown");