diff options
Diffstat (limited to 'sound/soc/codecs/cs47l24.c')
| -rw-r--r-- | sound/soc/codecs/cs47l24.c | 126 |
1 files changed, 121 insertions, 5 deletions
diff --git a/sound/soc/codecs/cs47l24.c b/sound/soc/codecs/cs47l24.c index dc5ae7f7a..00e9b6fc1 100644 --- a/sound/soc/codecs/cs47l24.c +++ b/sound/soc/codecs/cs47l24.c @@ -57,6 +57,25 @@ static const struct wm_adsp_region *cs47l24_dsp_regions[] = { cs47l24_dsp3_regions, }; +static int cs47l24_adsp_power_ev(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); + struct arizona *arizona = dev_get_drvdata(codec->dev->parent); + unsigned int v; + int ret; + + ret = regmap_read(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1, &v); + if (ret != 0) { + dev_err(codec->dev, "Failed to read SYSCLK state: %d\n", ret); + return ret; + } + + v = (v & ARIZONA_SYSCLK_FREQ_MASK) >> ARIZONA_SYSCLK_FREQ_SHIFT; + + return wm_adsp2_early_event(w, kcontrol, event, v); +} + static DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0); static DECLARE_TLV_DB_SCALE(digital_tlv, -6400, 50, 0); static DECLARE_TLV_DB_SCALE(noise_tlv, -13200, 600, 0); @@ -405,8 +424,8 @@ SND_SOC_DAPM_PGA("ASRC2L", ARIZONA_ASRC_ENABLE, ARIZONA_ASRC2L_ENA_SHIFT, 0, SND_SOC_DAPM_PGA("ASRC2R", ARIZONA_ASRC_ENABLE, ARIZONA_ASRC2R_ENA_SHIFT, 0, NULL, 0), -WM_ADSP2("DSP2", 1), -WM_ADSP2("DSP3", 2), +WM_ADSP2("DSP2", 1, cs47l24_adsp_power_ev), +WM_ADSP2("DSP3", 2, cs47l24_adsp_power_ev), SND_SOC_DAPM_PGA("ISRC1INT1", ARIZONA_ISRC_1_CTRL_3, ARIZONA_ISRC1_INT0_ENA_SHIFT, 0, NULL, 0), @@ -779,6 +798,9 @@ static const struct snd_soc_dapm_route cs47l24_dapm_routes[] = { { "AIF2 Capture", NULL, "SYSCLK" }, { "AIF3 Capture", NULL, "SYSCLK" }, + { "Voice Control DSP", NULL, "DSP3" }, + { "Voice Control DSP", NULL, "SYSCLK" }, + { "IN1L PGA", NULL, "IN1L" }, { "IN1R PGA", NULL, "IN1R" }, @@ -901,7 +923,7 @@ static int cs47l24_set_fll(struct snd_soc_codec *codec, int fll_id, int source, } } -#define CS47L24_RATES SNDRV_PCM_RATE_8000_192000 +#define CS47L24_RATES SNDRV_PCM_RATE_KNOT #define CS47L24_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) @@ -973,12 +995,68 @@ static struct snd_soc_dai_driver cs47l24_dai[] = { .symmetric_rates = 1, .symmetric_samplebits = 1, }, + { + .name = "cs47l24-cpu-voicectrl", + .capture = { + .stream_name = "Voice Control CPU", + .channels_min = 1, + .channels_max = 1, + .rates = CS47L24_RATES, + .formats = CS47L24_FORMATS, + }, + .compress_new = snd_soc_new_compress, + }, + { + .name = "cs47l24-dsp-voicectrl", + .capture = { + .stream_name = "Voice Control DSP", + .channels_min = 1, + .channels_max = 1, + .rates = CS47L24_RATES, + .formats = CS47L24_FORMATS, + }, + }, }; +static int cs47l24_open(struct snd_compr_stream *stream) +{ + struct snd_soc_pcm_runtime *rtd = stream->private_data; + struct cs47l24_priv *priv = snd_soc_codec_get_drvdata(rtd->codec); + struct arizona *arizona = priv->core.arizona; + int n_adsp; + + if (strcmp(rtd->codec_dai->name, "cs47l24-dsp-voicectrl") == 0) { + n_adsp = 2; + } else { + dev_err(arizona->dev, + "No suitable compressed stream for DAI '%s'\n", + rtd->codec_dai->name); + return -EINVAL; + } + + return wm_adsp_compr_open(&priv->core.adsp[n_adsp], stream); +} + +static irqreturn_t cs47l24_adsp2_irq(int irq, void *data) +{ + struct cs47l24_priv *priv = data; + struct arizona *arizona = priv->core.arizona; + int ret; + + ret = wm_adsp_compr_handle_irq(&priv->core.adsp[2]); + if (ret == -ENODEV) { + dev_err(arizona->dev, "Spurious compressed data IRQ\n"); + return IRQ_NONE; + } + + return IRQ_HANDLED; +} + static int cs47l24_codec_probe(struct snd_soc_codec *codec) { struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); struct cs47l24_priv *priv = snd_soc_codec_get_drvdata(codec); + struct arizona *arizona = priv->core.arizona; int ret; priv->core.arizona->dapm = dapm; @@ -987,6 +1065,14 @@ static int cs47l24_codec_probe(struct snd_soc_codec *codec) arizona_init_gpio(codec); arizona_init_mono(codec); + ret = arizona_request_irq(arizona, ARIZONA_IRQ_DSP_IRQ1, + "ADSP2 Compressed IRQ", cs47l24_adsp2_irq, + priv); + if (ret != 0) { + dev_err(codec->dev, "Failed to request DSP IRQ: %d\n", ret); + return ret; + } + ret = wm_adsp2_codec_probe(&priv->core.adsp[1], codec); if (ret) goto err_adsp2_codec_probe; @@ -1014,13 +1100,17 @@ err_adsp2_codec_probe: static int cs47l24_codec_remove(struct snd_soc_codec *codec) { struct cs47l24_priv *priv = snd_soc_codec_get_drvdata(codec); - + struct arizona *arizona = priv->core.arizona; wm_adsp2_codec_remove(&priv->core.adsp[1], codec); wm_adsp2_codec_remove(&priv->core.adsp[2], codec); priv->core.arizona->dapm = NULL; + arizona_free_irq(arizona, ARIZONA_IRQ_DSP_IRQ1, priv); + + arizona_free_spk(codec); + return 0; } @@ -1057,6 +1147,19 @@ static struct snd_soc_codec_driver soc_codec_dev_cs47l24 = { .num_dapm_routes = ARRAY_SIZE(cs47l24_dapm_routes), }; +static struct snd_compr_ops cs47l24_compr_ops = { + .open = cs47l24_open, + .free = wm_adsp_compr_free, + .set_params = wm_adsp_compr_set_params, + .get_caps = wm_adsp_compr_get_caps, + .trigger = wm_adsp_compr_trigger, + .pointer = wm_adsp_compr_pointer, + .copy = wm_adsp_compr_copy, +}; + +static struct snd_soc_platform_driver cs47l24_compr_platform = { + .compr_ops = &cs47l24_compr_ops, +}; static int cs47l24_probe(struct platform_device *pdev) { struct arizona *arizona = dev_get_drvdata(pdev->dev.parent); @@ -1120,12 +1223,25 @@ static int cs47l24_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); pm_runtime_idle(&pdev->dev); - return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_cs47l24, + ret = snd_soc_register_platform(&pdev->dev, &cs47l24_compr_platform); + if (ret < 0) { + dev_err(&pdev->dev, "Failed to register platform: %d\n", ret); + return ret; + } + ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_cs47l24, cs47l24_dai, ARRAY_SIZE(cs47l24_dai)); + + if (ret < 0) { + dev_err(&pdev->dev, "Failed to register codec: %d\n", ret); + snd_soc_unregister_platform(&pdev->dev); + } + + return ret; } static int cs47l24_remove(struct platform_device *pdev) { + snd_soc_unregister_platform(&pdev->dev); snd_soc_unregister_codec(&pdev->dev); pm_runtime_disable(&pdev->dev); |