diff options
Diffstat (limited to 'sound/soc/codecs/twl4030.c')
-rw-r--r-- | sound/soc/codecs/twl4030.c | 228 |
1 files changed, 70 insertions, 158 deletions
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c index 7b618bb..cbebec6 100644 --- a/sound/soc/codecs/twl4030.c +++ b/sound/soc/codecs/twl4030.c @@ -36,7 +36,16 @@ #include <sound/initval.h> #include <sound/tlv.h> -#include "twl4030.h" +/* Register descriptions are here */ +#include <linux/mfd/twl4030-codec.h> + +/* Shadow register used by the audio driver */ +#define TWL4030_REG_SW_SHADOW 0x4A +#define TWL4030_CACHEREGNUM (TWL4030_REG_SW_SHADOW + 1) + +/* TWL4030_REG_SW_SHADOW (0x4A) Fields */ +#define TWL4030_HFL_EN 0x01 +#define TWL4030_HFR_EN 0x02 /* * twl4030 register cache & default register settings @@ -277,21 +286,19 @@ static inline void twl4030_reset_registers(struct snd_soc_codec *codec) } -static void twl4030_init_chip(struct platform_device *pdev) +static void twl4030_init_chip(struct snd_soc_codec *codec) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct twl4030_setup_data *setup = socdev->codec_data; - struct snd_soc_codec *codec = socdev->card->codec; + struct twl4030_codec_audio_data *pdata = dev_get_platdata(codec->dev); struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); u8 reg, byte; int i = 0; /* Check defaults, if instructed before anything else */ - if (setup && setup->check_defaults) + if (pdata && pdata->check_defaults) twl4030_check_defaults(codec); /* Reset registers, if no setup data or if instructed to do so */ - if (!setup || (setup && setup->reset_registers)) + if (!pdata || (pdata && pdata->reset_registers)) twl4030_reset_registers(codec); /* Refresh APLL_CTL register from HW */ @@ -312,20 +319,14 @@ static void twl4030_init_chip(struct platform_device *pdev) twl4030_write(codec, TWL4030_REG_ARXR2_APGA_CTL, 0x32); /* Machine dependent setup */ - if (!setup) + if (!pdata) return; - twl4030->digimic_delay = setup->digimic_delay; - - /* Configuration for headset ramp delay from setup data */ - if (setup->sysclk != twl4030->sysclk) - dev_warn(codec->dev, - "Mismatch in APLL mclk: %u (configured: %u)\n", - setup->sysclk, twl4030->sysclk); + twl4030->digimic_delay = pdata->digimic_delay; reg = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET); reg &= ~TWL4030_RAMP_DELAY; - reg |= (setup->ramp_delay_value << 2); + reg |= (pdata->ramp_delay_value << 2); twl4030_write_reg_cache(codec, TWL4030_REG_HS_POPN_SET, reg); /* initiate offset cancellation */ @@ -333,7 +334,7 @@ static void twl4030_init_chip(struct platform_device *pdev) reg = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL); reg &= ~TWL4030_OFFSET_CNCL_SEL; - reg |= setup->offset_cncl_path; + reg |= pdata->offset_cncl_path; twl4030_write(codec, TWL4030_REG_ANAMICL, reg | TWL4030_CNCL_OFFSET_START); @@ -718,9 +719,7 @@ static int aif_event(struct snd_soc_dapm_widget *w, static void headset_ramp(struct snd_soc_codec *codec, int ramp) { - struct snd_soc_device *socdev = codec->socdev; - struct twl4030_setup_data *setup = socdev->codec_data; - + struct twl4030_codec_audio_data *pdata = codec->dev->platform_data; unsigned char hs_gain, hs_pop; struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); /* Base values for ramp delay calculation: 2^19 - 2^26 */ @@ -732,9 +731,9 @@ static void headset_ramp(struct snd_soc_codec *codec, int ramp) /* Enable external mute control, this dramatically reduces * the pop-noise */ - if (setup && setup->hs_extmute) { - if (setup->set_hs_extmute) { - setup->set_hs_extmute(1); + if (pdata && pdata->hs_extmute) { + if (pdata->set_hs_extmute) { + pdata->set_hs_extmute(1); } else { hs_pop |= TWL4030_EXTMUTE; twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop); @@ -772,9 +771,9 @@ static void headset_ramp(struct snd_soc_codec *codec, int ramp) } /* Disable external mute */ - if (setup && setup->hs_extmute) { - if (setup->set_hs_extmute) { - setup->set_hs_extmute(0); + if (pdata && pdata->hs_extmute) { + if (pdata->set_hs_extmute) { + pdata->set_hs_extmute(0); } else { hs_pop &= ~TWL4030_EXTMUTE; twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop); @@ -1707,8 +1706,7 @@ static int twl4030_startup(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 twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); if (twl4030->master_substream) { @@ -1738,8 +1736,7 @@ static void twl4030_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 snd_soc_codec *codec = rtd->codec; struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); if (twl4030->master_substream == substream) @@ -1764,8 +1761,7 @@ static int twl4030_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 twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); u8 mode, old_mode, format, old_format; @@ -1999,8 +1995,7 @@ static int twl4030_voice_startup(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 twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); u8 mode; @@ -2033,8 +2028,7 @@ static void twl4030_voice_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 snd_soc_codec *codec = rtd->codec; /* Enable voice digital filters */ twl4030_voice_enable(codec, substream->stream, 0); @@ -2044,8 +2038,7 @@ static int twl4030_voice_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, 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 twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); u8 old_mode, mode; @@ -2175,7 +2168,7 @@ static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate) #define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000) #define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE) -static struct snd_soc_dai_ops twl4030_dai_ops = { +static struct snd_soc_dai_ops twl4030_dai_hifi_ops = { .startup = twl4030_startup, .shutdown = twl4030_shutdown, .hw_params = twl4030_hw_params, @@ -2193,9 +2186,9 @@ static struct snd_soc_dai_ops twl4030_dai_voice_ops = { .set_tristate = twl4030_voice_set_tristate, }; -struct snd_soc_dai twl4030_dai[] = { +static struct snd_soc_dai_driver twl4030_dai[] = { { - .name = "twl4030", + .name = "twl4030-hifi", .playback = { .stream_name = "HiFi Playback", .channels_min = 2, @@ -2208,10 +2201,10 @@ struct snd_soc_dai twl4030_dai[] = { .channels_max = 4, .rates = TWL4030_RATES, .formats = TWL4030_FORMATS,}, - .ops = &twl4030_dai_ops, + .ops = &twl4030_dai_hifi_ops, }, { - .name = "twl4030 Voice", + .name = "twl4030-voice", .playback = { .stream_name = "Voice Playback", .channels_min = 1, @@ -2227,164 +2220,91 @@ struct snd_soc_dai twl4030_dai[] = { .ops = &twl4030_dai_voice_ops, }, }; -EXPORT_SYMBOL_GPL(twl4030_dai); -static int twl4030_soc_suspend(struct platform_device *pdev, pm_message_t state) +static int twl4030_soc_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; - twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF); - return 0; } -static int twl4030_soc_resume(struct platform_device *pdev) +static int twl4030_soc_resume(struct snd_soc_codec *codec) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec = socdev->card->codec; - twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY); return 0; } -static struct snd_soc_codec *twl4030_codec; - -static int twl4030_soc_probe(struct platform_device *pdev) +static int twl4030_soc_probe(struct snd_soc_codec *codec) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec; - int ret; - - BUG_ON(!twl4030_codec); - - codec = twl4030_codec; - socdev->card->codec = codec; - - twl4030_init_chip(pdev); + struct twl4030_priv *twl4030; - /* 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"); - return ret; + twl4030 = kzalloc(sizeof(struct twl4030_priv), GFP_KERNEL); + if (twl4030 == NULL) { + printk("Can not allocate memroy\n"); + return -ENOMEM; } + snd_soc_codec_set_drvdata(codec, twl4030); + /* Set the defaults, and power up the codec */ + twl4030->sysclk = twl4030_codec_get_mclk() / 1000; + codec->idle_bias_off = 1; + + twl4030_init_chip(codec); snd_soc_add_controls(codec, twl4030_snd_controls, ARRAY_SIZE(twl4030_snd_controls)); twl4030_add_widgets(codec); - return 0; } -static int twl4030_soc_remove(struct platform_device *pdev) +static int twl4030_soc_remove(struct snd_soc_codec *codec) { - struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec = socdev->card->codec; - /* Reset registers to their chip default before leaving */ twl4030_reset_registers(codec); twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF); - snd_soc_free_pcms(socdev); - snd_soc_dapm_free(socdev); - return 0; } +static struct snd_soc_codec_driver soc_codec_dev_twl4030 = { + .probe = twl4030_soc_probe, + .remove = twl4030_soc_remove, + .suspend = twl4030_soc_suspend, + .resume = twl4030_soc_resume, + .read = twl4030_read_reg_cache, + .write = twl4030_write, + .set_bias_level = twl4030_set_bias_level, + .reg_cache_size = sizeof(twl4030_reg), + .reg_word_size = sizeof(u8), + .reg_cache_default = twl4030_reg, +}; + static int __devinit twl4030_codec_probe(struct platform_device *pdev) { struct twl4030_codec_audio_data *pdata = pdev->dev.platform_data; - struct snd_soc_codec *codec; - struct twl4030_priv *twl4030; - int ret; if (!pdata) { dev_err(&pdev->dev, "platform_data is missing\n"); return -EINVAL; } - twl4030 = kzalloc(sizeof(struct twl4030_priv), GFP_KERNEL); - if (twl4030 == NULL) { - dev_err(&pdev->dev, "Can not allocate memroy\n"); - return -ENOMEM; - } - - codec = &twl4030->codec; - snd_soc_codec_set_drvdata(codec, twl4030); - codec->dev = &pdev->dev; - twl4030_dai[0].dev = &pdev->dev; - twl4030_dai[1].dev = &pdev->dev; - - mutex_init(&codec->mutex); - INIT_LIST_HEAD(&codec->dapm_widgets); - INIT_LIST_HEAD(&codec->dapm_paths); - - codec->name = "twl4030"; - codec->owner = THIS_MODULE; - codec->read = twl4030_read_reg_cache; - codec->write = twl4030_write; - codec->set_bias_level = twl4030_set_bias_level; - codec->idle_bias_off = 1; - codec->dai = twl4030_dai; - codec->num_dai = ARRAY_SIZE(twl4030_dai); - codec->reg_cache_size = sizeof(twl4030_reg); - codec->reg_cache = kmemdup(twl4030_reg, sizeof(twl4030_reg), - GFP_KERNEL); - if (codec->reg_cache == NULL) { - ret = -ENOMEM; - goto error_cache; - } - - platform_set_drvdata(pdev, twl4030); - twl4030_codec = codec; - - /* Set the defaults, and power up the codec */ - twl4030->sysclk = twl4030_codec_get_mclk() / 1000; - codec->bias_level = SND_SOC_BIAS_OFF; - - ret = snd_soc_register_codec(codec); - if (ret != 0) { - dev_err(codec->dev, "Failed to register codec: %d\n", ret); - goto error_codec; - } - - ret = snd_soc_register_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai)); - if (ret != 0) { - dev_err(codec->dev, "Failed to register DAIs: %d\n", ret); - snd_soc_unregister_codec(codec); - goto error_codec; - } - - return 0; - -error_codec: - twl4030_codec_enable(codec, 0); - kfree(codec->reg_cache); -error_cache: - kfree(twl4030); - return ret; + return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_twl4030, + twl4030_dai, ARRAY_SIZE(twl4030_dai)); } static int __devexit twl4030_codec_remove(struct platform_device *pdev) { - struct twl4030_priv *twl4030 = platform_get_drvdata(pdev); + struct twl4030_priv *twl4030 = dev_get_drvdata(&pdev->dev); - snd_soc_unregister_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai)); - snd_soc_unregister_codec(&twl4030->codec); - kfree(twl4030->codec.reg_cache); + snd_soc_unregister_codec(&pdev->dev); kfree(twl4030); - - twl4030_codec = NULL; return 0; } -MODULE_ALIAS("platform:twl4030_codec_audio"); +MODULE_ALIAS("platform:twl4030-codec"); static struct platform_driver twl4030_codec_driver = { .probe = twl4030_codec_probe, .remove = __devexit_p(twl4030_codec_remove), .driver = { - .name = "twl4030_codec_audio", + .name = "twl4030-codec", .owner = THIS_MODULE, }, }; @@ -2401,14 +2321,6 @@ static void __exit twl4030_exit(void) } module_exit(twl4030_exit); -struct snd_soc_codec_device soc_codec_dev_twl4030 = { - .probe = twl4030_soc_probe, - .remove = twl4030_soc_remove, - .suspend = twl4030_soc_suspend, - .resume = twl4030_soc_resume, -}; -EXPORT_SYMBOL_GPL(soc_codec_dev_twl4030); - MODULE_DESCRIPTION("ASoC TWL4030 codec driver"); MODULE_AUTHOR("Steve Sakoman"); MODULE_LICENSE("GPL"); |