diff options
Diffstat (limited to 'sound/soc/qcom/qdsp6/q6afe-dai.c')
| -rw-r--r-- | sound/soc/qcom/qdsp6/q6afe-dai.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/sound/soc/qcom/qdsp6/q6afe-dai.c b/sound/soc/qcom/qdsp6/q6afe-dai.c index 7d9628cda875..a0d21034a626 100644 --- a/sound/soc/qcom/qdsp6/q6afe-dai.c +++ b/sound/soc/qcom/qdsp6/q6afe-dai.c @@ -92,6 +92,39 @@ static int q6hdmi_hw_params(struct snd_pcm_substream *substream, return 0; } +static int q6afe_usb_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + struct q6afe_dai_data *dai_data = dev_get_drvdata(dai->dev); + int channels = params_channels(params); + int rate = params_rate(params); + struct q6afe_usb_cfg *usb = &dai_data->port_config[dai->id].usb_audio; + + usb->sample_rate = rate; + usb->num_channels = channels; + + switch (params_format(params)) { + case SNDRV_PCM_FORMAT_U16_LE: + case SNDRV_PCM_FORMAT_S16_LE: + usb->bit_width = 16; + break; + case SNDRV_PCM_FORMAT_S24_LE: + case SNDRV_PCM_FORMAT_S24_3LE: + usb->bit_width = 24; + break; + case SNDRV_PCM_FORMAT_S32_LE: + usb->bit_width = 32; + break; + default: + dev_err(dai->dev, "%s: invalid format %d\n", + __func__, params_format(params)); + return -EINVAL; + } + + return 0; +} + static int q6i2s_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) @@ -376,6 +409,7 @@ static int q6afe_dai_prepare(struct snd_pcm_substream *substream, q6afe_slim_port_prepare(dai_data->port[dai->id], &dai_data->port_config[dai->id].slim); break; + case SENARY_MI2S_RX ... SENARY_MI2S_TX: case QUINARY_MI2S_RX ... QUINARY_MI2S_TX: case PRIMARY_MI2S_RX ... QUATERNARY_MI2S_TX: rc = q6afe_i2s_port_prepare(dai_data->port[dai->id], @@ -394,6 +428,10 @@ static int q6afe_dai_prepare(struct snd_pcm_substream *substream, q6afe_cdc_dma_port_prepare(dai_data->port[dai->id], &dai_data->port_config[dai->id].dma_cfg); break; + case USB_RX: + q6afe_usb_port_prepare(dai_data->port[dai->id], + &dai_data->port_config[dai->id].usb_audio); + break; default: return -EINVAL; } @@ -503,6 +541,7 @@ static const struct snd_soc_dapm_route q6afe_dapm_routes[] = { {"Tertiary MI2S Playback", NULL, "TERT_MI2S_RX"}, {"Quaternary MI2S Playback", NULL, "QUAT_MI2S_RX"}, {"Quinary MI2S Playback", NULL, "QUIN_MI2S_RX"}, + {"Senary MI2S Playback", NULL, "SEN_MI2S_RX"}, {"Primary TDM0 Playback", NULL, "PRIMARY_TDM_RX_0"}, {"Primary TDM1 Playback", NULL, "PRIMARY_TDM_RX_1"}, @@ -599,6 +638,7 @@ static const struct snd_soc_dapm_route q6afe_dapm_routes[] = { {"SEC_MI2S_TX", NULL, "Secondary MI2S Capture"}, {"QUAT_MI2S_TX", NULL, "Quaternary MI2S Capture"}, {"QUIN_MI2S_TX", NULL, "Quinary MI2S Capture"}, + {"SEN_MI2S_TX", NULL, "Senary MI2S Capture"}, {"WSA_CODEC_DMA_RX_0 Playback", NULL, "WSA_CODEC_DMA_RX_0"}, {"WSA_CODEC_DMA_TX_0", NULL, "WSA_CODEC_DMA_TX_0 Capture"}, @@ -622,6 +662,9 @@ static const struct snd_soc_dapm_route q6afe_dapm_routes[] = { {"TX_CODEC_DMA_TX_5", NULL, "TX_CODEC_DMA_TX_5 Capture"}, {"RX_CODEC_DMA_RX_6 Playback", NULL, "RX_CODEC_DMA_RX_6"}, {"RX_CODEC_DMA_RX_7 Playback", NULL, "RX_CODEC_DMA_RX_7"}, + + /* USB playback AFE port receives data for playback, hence use the RX port */ + {"USB Playback", NULL, "USB_RX"}, }; static int msm_dai_q6_dai_probe(struct snd_soc_dai *dai) @@ -649,6 +692,23 @@ static int msm_dai_q6_dai_remove(struct snd_soc_dai *dai) return 0; } +static const struct snd_soc_dai_ops q6afe_usb_ops = { + .probe = msm_dai_q6_dai_probe, + .prepare = q6afe_dai_prepare, + .hw_params = q6afe_usb_hw_params, + /* + * Shutdown callback required to stop the USB AFE port, which is enabled + * by the prepare() stage. This stops the audio traffic on the USB AFE + * port on the Q6DSP. + */ + .shutdown = q6afe_dai_shutdown, + /* + * Startup callback not needed, as AFE port start command passes the PCM + * parameters within the AFE command, which is provided by the PCM core + * during the prepare() stage. + */ +}; + static const struct snd_soc_dai_ops q6hdmi_ops = { .probe = msm_dai_q6_dai_probe, .remove = msm_dai_q6_dai_remove, @@ -713,6 +773,8 @@ static const struct snd_soc_dapm_widget q6afe_dai_widgets[] = { SND_SOC_DAPM_AIF_OUT("SLIMBUS_4_TX", NULL, 0, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_AIF_OUT("SLIMBUS_5_TX", NULL, 0, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_AIF_OUT("SLIMBUS_6_TX", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("SEN_MI2S_RX", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("SEN_MI2S_TX", NULL, 0, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_AIF_IN("QUIN_MI2S_RX", NULL, 0, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_AIF_OUT("QUIN_MI2S_TX", NULL, @@ -947,6 +1009,8 @@ static const struct snd_soc_dapm_widget q6afe_dai_widgets[] = { 0, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_AIF_IN("RX_CODEC_DMA_RX_7", "NULL", 0, SND_SOC_NOPM, 0, 0), + + SND_SOC_DAPM_AIF_IN("USB_RX", NULL, 0, SND_SOC_NOPM, 0, 0), }; static const struct snd_soc_component_driver q6afe_dai_component = { @@ -978,6 +1042,7 @@ static void of_q6afe_parse_dai_data(struct device *dev, switch (id) { /* MI2S specific properties */ + case SENARY_MI2S_RX ... SENARY_MI2S_TX: case QUINARY_MI2S_RX ... QUINARY_MI2S_TX: case PRIMARY_MI2S_RX ... QUATERNARY_MI2S_TX: priv = &data->priv[id]; @@ -1061,6 +1126,7 @@ static int q6afe_dai_dev_probe(struct platform_device *pdev) cfg.q6i2s_ops = &q6i2s_ops; cfg.q6tdm_ops = &q6tdm_ops; cfg.q6dma_ops = &q6dma_ops; + cfg.q6usb_ops = &q6afe_usb_ops; dais = q6dsp_audio_ports_set_config(dev, &cfg, &num_dais); return devm_snd_soc_register_component(dev, &q6afe_dai_component, dais, num_dais); |