diff options
Diffstat (limited to 'sound/soc/codecs/wm8580.c')
-rw-r--r-- | sound/soc/codecs/wm8580.c | 183 |
1 files changed, 51 insertions, 132 deletions
diff --git a/sound/soc/codecs/wm8580.c b/sound/soc/codecs/wm8580.c index 1881b16..b1a80e5 100644 --- a/sound/soc/codecs/wm8580.c +++ b/sound/soc/codecs/wm8580.c @@ -199,7 +199,7 @@ static const char *wm8580_supply_names[WM8580_NUM_SUPPLIES] = { /* codec private data */ struct wm8580_priv { - struct snd_soc_codec codec; + enum snd_soc_control_type control_type; struct regulator_bulk_data supplies[WM8580_NUM_SUPPLIES]; u16 reg_cache[WM8580_MAX_REGISTER + 1]; struct pll_state a; @@ -484,9 +484,8 @@ static int wm8580_paif_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; - u16 paifb = snd_soc_read(codec, WM8580_PAIF3 + dai->id); + struct snd_soc_codec *codec = rtd->codec; + u16 paifb = snd_soc_read(codec, WM8580_PAIF3 + dai->driver->id); paifb &= ~WM8580_AIF_LENGTH_MASK; /* bit size */ @@ -506,7 +505,7 @@ static int wm8580_paif_hw_params(struct snd_pcm_substream *substream, return -EINVAL; } - snd_soc_write(codec, WM8580_PAIF3 + dai->id, paifb); + snd_soc_write(codec, WM8580_PAIF3 + dai->driver->id, paifb); return 0; } @@ -518,8 +517,8 @@ static int wm8580_set_paif_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int aifb; int can_invert_lrclk; - aifa = snd_soc_read(codec, WM8580_PAIF1 + codec_dai->id); - aifb = snd_soc_read(codec, WM8580_PAIF3 + codec_dai->id); + aifa = snd_soc_read(codec, WM8580_PAIF1 + codec_dai->driver->id); + aifb = snd_soc_read(codec, WM8580_PAIF3 + codec_dai->driver->id); aifb &= ~(WM8580_AIF_FMT_MASK | WM8580_AIF_LRP | WM8580_AIF_BCP); @@ -585,8 +584,8 @@ static int wm8580_set_paif_dai_fmt(struct snd_soc_dai *codec_dai, return -EINVAL; } - snd_soc_write(codec, WM8580_PAIF1 + codec_dai->id, aifa); - snd_soc_write(codec, WM8580_PAIF3 + codec_dai->id, aifb); + snd_soc_write(codec, WM8580_PAIF1 + codec_dai->driver->id, aifa); + snd_soc_write(codec, WM8580_PAIF3 + codec_dai->driver->id, aifb); return 0; } @@ -746,10 +745,10 @@ static struct snd_soc_dai_ops wm8580_dai_ops_capture = { .set_pll = wm8580_set_dai_pll, }; -struct snd_soc_dai wm8580_dai[] = { +static struct snd_soc_dai_driver wm8580_dai[] = { { - .name = "WM8580 PAIFRX", - .id = 0, + .name = "wm8580-hifi-playback", + .id = WM8580_DAI_PAIFRX, .playback = { .stream_name = "Playback", .channels_min = 1, @@ -760,8 +759,8 @@ struct snd_soc_dai wm8580_dai[] = { .ops = &wm8580_dai_ops_playback, }, { - .name = "WM8580 PAIFTX", - .id = 1, + .name = "wm8580-hifi-capture", + .id = WM8580_DAI_PAIFTX, .capture = { .stream_name = "Capture", .channels_min = 2, @@ -772,90 +771,16 @@ struct snd_soc_dai wm8580_dai[] = { .ops = &wm8580_dai_ops_capture, }, }; -EXPORT_SYMBOL_GPL(wm8580_dai); -static struct snd_soc_codec *wm8580_codec; - -static int wm8580_probe(struct platform_device *pdev) +static int wm8580_probe(struct snd_soc_codec *codec) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec; - int ret = 0; - - if (wm8580_codec == NULL) { - dev_err(&pdev->dev, "Codec device not registered\n"); - return -ENODEV; - } - - socdev->card->codec = wm8580_codec; - codec = wm8580_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; - } - - snd_soc_add_controls(codec, wm8580_snd_controls, - ARRAY_SIZE(wm8580_snd_controls)); - wm8580_add_widgets(codec); - - return ret; - -pcm_err: - return ret; -} - -/* power down chip */ -static int wm8580_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_wm8580 = { - .probe = wm8580_probe, - .remove = wm8580_remove, -}; -EXPORT_SYMBOL_GPL(soc_codec_dev_wm8580); - -static int wm8580_register(struct wm8580_priv *wm8580, - enum snd_soc_control_type control) -{ - int ret, i; - struct snd_soc_codec *codec = &wm8580->codec; - - if (wm8580_codec) { - dev_err(codec->dev, "Another WM8580 is registered\n"); - ret = -EINVAL; - goto err; - } - - mutex_init(&codec->mutex); - INIT_LIST_HEAD(&codec->dapm_widgets); - INIT_LIST_HEAD(&codec->dapm_paths); - - snd_soc_codec_set_drvdata(codec, wm8580); - codec->name = "WM8580"; - codec->owner = THIS_MODULE; - codec->bias_level = SND_SOC_BIAS_OFF; - codec->set_bias_level = wm8580_set_bias_level; - codec->dai = wm8580_dai; - codec->num_dai = ARRAY_SIZE(wm8580_dai); - codec->reg_cache_size = ARRAY_SIZE(wm8580->reg_cache); - codec->reg_cache = &wm8580->reg_cache; - - memcpy(codec->reg_cache, wm8580_reg, sizeof(wm8580_reg)); + struct wm8580_priv *wm8580 = snd_soc_codec_get_drvdata(codec); + int ret = 0,i; - ret = snd_soc_codec_set_cache_io(codec, 7, 9, control); + ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8580->control_type); if (ret < 0) { dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); - goto err; + return ret; } for (i = 0; i < ARRAY_SIZE(wm8580->supplies); i++) @@ -865,7 +790,7 @@ static int wm8580_register(struct wm8580_priv *wm8580, wm8580->supplies); if (ret != 0) { dev_err(codec->dev, "Failed to request supplies: %d\n", ret); - goto err; + return ret; } ret = regulator_bulk_enable(ARRAY_SIZE(wm8580->supplies), @@ -882,74 +807,68 @@ static int wm8580_register(struct wm8580_priv *wm8580, goto err_regulator_enable; } - for (i = 0; i < ARRAY_SIZE(wm8580_dai); i++) - wm8580_dai[i].dev = codec->dev; - wm8580_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - wm8580_codec = codec; - - ret = snd_soc_register_codec(codec); - if (ret != 0) { - dev_err(codec->dev, "Failed to register codec: %d\n", ret); - goto err_regulator_enable; - } - - ret = snd_soc_register_dais(wm8580_dai, ARRAY_SIZE(wm8580_dai)); - if (ret != 0) { - dev_err(codec->dev, "Failed to register DAI: %d\n", ret); - goto err_codec; - } + snd_soc_add_controls(codec, wm8580_snd_controls, + ARRAY_SIZE(wm8580_snd_controls)); + wm8580_add_widgets(codec); return 0; -err_codec: - snd_soc_unregister_codec(codec); err_regulator_enable: regulator_bulk_disable(ARRAY_SIZE(wm8580->supplies), wm8580->supplies); err_regulator_get: regulator_bulk_free(ARRAY_SIZE(wm8580->supplies), wm8580->supplies); -err: - kfree(wm8580); return ret; } -static void wm8580_unregister(struct wm8580_priv *wm8580) +/* power down chip */ +static int wm8580_remove(struct snd_soc_codec *codec) { - wm8580_set_bias_level(&wm8580->codec, SND_SOC_BIAS_OFF); - snd_soc_unregister_dais(wm8580_dai, ARRAY_SIZE(wm8580_dai)); - snd_soc_unregister_codec(&wm8580->codec); + struct wm8580_priv *wm8580 = snd_soc_codec_get_drvdata(codec); + + wm8580_set_bias_level(codec, SND_SOC_BIAS_OFF); + regulator_bulk_disable(ARRAY_SIZE(wm8580->supplies), wm8580->supplies); regulator_bulk_free(ARRAY_SIZE(wm8580->supplies), wm8580->supplies); - kfree(wm8580); - wm8580_codec = NULL; + + return 0; } +static struct snd_soc_codec_driver soc_codec_dev_wm8580 = { + .probe = wm8580_probe, + .remove = wm8580_remove, + .set_bias_level = wm8580_set_bias_level, + .reg_cache_size = sizeof(wm8580_reg), + .reg_word_size = sizeof(u16), + .reg_cache_default = &wm8580_reg, +}; + #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) static int wm8580_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct wm8580_priv *wm8580; - struct snd_soc_codec *codec; + int ret; wm8580 = kzalloc(sizeof(struct wm8580_priv), GFP_KERNEL); if (wm8580 == NULL) return -ENOMEM; - codec = &wm8580->codec; - i2c_set_clientdata(i2c, wm8580); - codec->control_data = i2c; - - codec->dev = &i2c->dev; + wm8580->control_type = SND_SOC_I2C; - return wm8580_register(wm8580, SND_SOC_I2C); + ret = snd_soc_register_codec(&i2c->dev, + &soc_codec_dev_wm8580, wm8580_dai, ARRAY_SIZE(wm8580_dai)); + if (ret < 0) + kfree(wm8580); + return ret; } static int wm8580_i2c_remove(struct i2c_client *client) { - struct wm8580_priv *wm8580 = i2c_get_clientdata(client); - wm8580_unregister(wm8580); + snd_soc_unregister_codec(&client->dev); + kfree(i2c_get_clientdata(client)); return 0; } @@ -961,7 +880,7 @@ MODULE_DEVICE_TABLE(i2c, wm8580_i2c_id); static struct i2c_driver wm8580_i2c_driver = { .driver = { - .name = "wm8580", + .name = "wm8580-codec", .owner = THIS_MODULE, }, .probe = wm8580_i2c_probe, @@ -972,7 +891,7 @@ static struct i2c_driver wm8580_i2c_driver = { static int __init wm8580_modinit(void) { - int ret; + int ret = 0; #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) ret = i2c_add_driver(&wm8580_i2c_driver); @@ -981,7 +900,7 @@ static int __init wm8580_modinit(void) } #endif - return 0; + return ret; } module_init(wm8580_modinit); |