diff options
Diffstat (limited to 'sound/soc/codecs/tlv320aic23.c')
-rw-r--r-- | sound/soc/codecs/tlv320aic23.c | 182 |
1 files changed, 60 insertions, 122 deletions
diff --git a/sound/soc/codecs/tlv320aic23.c b/sound/soc/codecs/tlv320aic23.c index 0a4b0fef335..e8652b1ae32 100644 --- a/sound/soc/codecs/tlv320aic23.c +++ b/sound/soc/codecs/tlv320aic23.c @@ -240,7 +240,8 @@ static const struct snd_soc_dapm_route intercon[] = { /* AIC23 driver data */ struct aic23 { - struct snd_soc_codec codec; + enum snd_soc_control_type control_type; + void *control_data; int mclk; int requested_adc; int requested_dac; @@ -404,11 +405,10 @@ static int tlv320aic23_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 iface_reg; int ret; - struct aic23 *aic23 = container_of(codec, struct aic23, codec); + struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec); u32 sample_rate_adc = aic23->requested_adc; u32 sample_rate_dac = aic23->requested_dac; u32 sample_rate = params_rate(params); @@ -452,8 +452,7 @@ static int tlv320aic23_pcm_prepare(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; /* set active */ tlv320aic23_write(codec, TLV320AIC23_ACTIVE, 0x0001); @@ -465,9 +464,8 @@ static void tlv320aic23_shutdown(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 aic23 *aic23 = container_of(codec, struct aic23, codec); + struct snd_soc_codec *codec = rtd->codec; + struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec); /* deactivate */ if (!codec->active) { @@ -546,8 +544,7 @@ static int tlv320aic23_set_dai_fmt(struct snd_soc_dai *codec_dai, static int tlv320aic23_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id, unsigned int freq, int dir) { - struct snd_soc_codec *codec = codec_dai->codec; - struct aic23 *aic23 = container_of(codec, struct aic23, codec); + struct aic23 *aic23 = snd_soc_dai_get_drvdata(codec_dai); aic23->mclk = freq; return 0; } @@ -594,8 +591,8 @@ static struct snd_soc_dai_ops tlv320aic23_dai_ops = { .set_sysclk = tlv320aic23_set_dai_sysclk, }; -struct snd_soc_dai tlv320aic23_dai = { - .name = "tlv320aic23", +static struct snd_soc_dai_driver tlv320aic23_dai = { + .name = "tlv320aic23-hifi", .playback = { .stream_name = "Playback", .channels_min = 2, @@ -610,23 +607,17 @@ struct snd_soc_dai tlv320aic23_dai = { .formats = AIC23_FORMATS,}, .ops = &tlv320aic23_dai_ops, }; -EXPORT_SYMBOL_GPL(tlv320aic23_dai); -static int tlv320aic23_suspend(struct platform_device *pdev, +static int tlv320aic23_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; - tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_OFF); return 0; } -static int tlv320aic23_resume(struct platform_device *pdev) +static int tlv320aic23_resume(struct snd_soc_codec *codec) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec = socdev->card->codec; u16 reg; /* Sync reg_cache with the hardware */ @@ -639,39 +630,19 @@ static int tlv320aic23_resume(struct platform_device *pdev) return 0; } -/* - * initialise the AIC23 driver - * register the mixer and dsp interfaces with the kernel - */ -static int tlv320aic23_init(struct snd_soc_device *socdev) +static int tlv320aic23_probe(struct snd_soc_codec *codec) { - struct snd_soc_codec *codec = socdev->card->codec; - int ret = 0; - u16 reg; + struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec); + int reg; - codec->name = "tlv320aic23"; - codec->owner = THIS_MODULE; - codec->read = tlv320aic23_read_reg_cache; - codec->write = tlv320aic23_write; - codec->set_bias_level = tlv320aic23_set_bias_level; - codec->dai = &tlv320aic23_dai; - codec->num_dai = 1; - codec->reg_cache_size = ARRAY_SIZE(tlv320aic23_reg); - codec->reg_cache = - kmemdup(tlv320aic23_reg, sizeof(tlv320aic23_reg), GFP_KERNEL); - if (codec->reg_cache == NULL) - return -ENOMEM; + printk(KERN_INFO "AIC23 Audio Codec %s\n", AIC23_VERSION); + codec->control_data = aic23->control_data; + codec->hw_write = (hw_write_t)i2c_master_send; + codec->hw_read = NULL; /* Reset codec */ tlv320aic23_write(codec, TLV320AIC23_RESET, 0); - /* register pcms */ - ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); - if (ret < 0) { - printk(KERN_ERR "tlv320aic23: failed to create pcms\n"); - goto pcm_err; - } - /* power on device */ tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_STANDBY); @@ -707,13 +678,27 @@ static int tlv320aic23_init(struct snd_soc_device *socdev) ARRAY_SIZE(tlv320aic23_snd_controls)); tlv320aic23_add_widgets(codec); - return ret; + return 0; +} -pcm_err: - kfree(codec->reg_cache); - return ret; +static int tlv320aic23_remove(struct snd_soc_codec *codec) +{ + tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_OFF); + return 0; } -static struct snd_soc_device *tlv320aic23_socdev; + +static struct snd_soc_codec_driver soc_codec_dev_tlv320aic23 = { + .reg_cache_size = ARRAY_SIZE(tlv320aic23_reg), + .reg_word_size = sizeof(u16), + .reg_cache_default = tlv320aic23_reg, + .probe = tlv320aic23_probe, + .remove = tlv320aic23_remove, + .suspend = tlv320aic23_suspend, + .resume = tlv320aic23_resume, + .read = tlv320aic23_read_reg_cache, + .write = tlv320aic23_write, + .set_bias_level = tlv320aic23_set_bias_level, +}; #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) /* @@ -723,31 +708,30 @@ static struct snd_soc_device *tlv320aic23_socdev; static int tlv320aic23_codec_probe(struct i2c_client *i2c, const struct i2c_device_id *i2c_id) { - struct snd_soc_device *socdev = tlv320aic23_socdev; - struct snd_soc_codec *codec = socdev->card->codec; + struct aic23 *aic23; int ret; if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -EINVAL; - i2c_set_clientdata(i2c, codec); - codec->control_data = i2c; + aic23 = kzalloc(sizeof(struct aic23), GFP_KERNEL); + if (aic23 == NULL) + return -ENOMEM; - ret = tlv320aic23_init(socdev); - if (ret < 0) { - printk(KERN_ERR "tlv320aic23: failed to initialise AIC23\n"); - goto err; - } - return ret; + i2c_set_clientdata(i2c, aic23); + aic23->control_data = i2c; + aic23->control_type = SND_SOC_I2C; -err: - kfree(codec); - kfree(i2c); + ret = snd_soc_register_codec(&i2c->dev, + &soc_codec_dev_tlv320aic23, &tlv320aic23_dai, 1); + if (ret < 0) + kfree(aic23); return ret; } static int __exit tlv320aic23_i2c_remove(struct i2c_client *i2c) { - put_device(&i2c->dev); + snd_soc_unregister_codec(&i2c->dev); + kfree(i2c_get_clientdata(i2c)); return 0; } @@ -760,7 +744,7 @@ MODULE_DEVICE_TABLE(i2c, tlv320aic23_id); static struct i2c_driver tlv320aic23_i2c_driver = { .driver = { - .name = "tlv320aic23", + .name = "tlv320aic23-codec", }, .probe = tlv320aic23_codec_probe, .remove = __exit_p(tlv320aic23_i2c_remove), @@ -769,71 +753,25 @@ static struct i2c_driver tlv320aic23_i2c_driver = { #endif -static int tlv320aic23_probe(struct platform_device *pdev) +static int __init tlv320aic23_modinit(void) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec; - struct aic23 *aic23; - int ret = 0; - - printk(KERN_INFO "AIC23 Audio Codec %s\n", AIC23_VERSION); - - aic23 = kzalloc(sizeof(struct aic23), GFP_KERNEL); - if (aic23 == NULL) - return -ENOMEM; - codec = &aic23->codec; - socdev->card->codec = codec; - mutex_init(&codec->mutex); - INIT_LIST_HEAD(&codec->dapm_widgets); - INIT_LIST_HEAD(&codec->dapm_paths); - - tlv320aic23_socdev = socdev; + int ret; #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) - codec->hw_write = (hw_write_t) i2c_master_send; - codec->hw_read = NULL; ret = i2c_add_driver(&tlv320aic23_i2c_driver); - if (ret != 0) - printk(KERN_ERR "can't add i2c driver"); + if (ret != 0) { + printk(KERN_ERR "Failed to register TLV320AIC23 I2C driver: %d\n", + ret); + } #endif return ret; } +module_init(tlv320aic23_modinit); -static int tlv320aic23_remove(struct platform_device *pdev) +static void __exit tlv320aic23_exit(void) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec = socdev->card->codec; - struct aic23 *aic23 = container_of(codec, struct aic23, codec); - - if (codec->control_data) - tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_OFF); - - snd_soc_free_pcms(socdev); - snd_soc_dapm_free(socdev); #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) i2c_del_driver(&tlv320aic23_i2c_driver); #endif - kfree(codec->reg_cache); - kfree(aic23); - - return 0; -} -struct snd_soc_codec_device soc_codec_dev_tlv320aic23 = { - .probe = tlv320aic23_probe, - .remove = tlv320aic23_remove, - .suspend = tlv320aic23_suspend, - .resume = tlv320aic23_resume, -}; -EXPORT_SYMBOL_GPL(soc_codec_dev_tlv320aic23); - -static int __init tlv320aic23_modinit(void) -{ - return snd_soc_register_dai(&tlv320aic23_dai); -} -module_init(tlv320aic23_modinit); - -static void __exit tlv320aic23_exit(void) -{ - snd_soc_unregister_dai(&tlv320aic23_dai); } module_exit(tlv320aic23_exit); |