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Subject[PATCH v3 3/6] ASoC: qdsp6: q6afe-dai: add support to pcm port dais
Date
This patch adds support of AFE DAI for PCM port.

Signed-off-by: Adam Serbinski <adam@serbinski.com>
CC: Andy Gross <agross@kernel.org>
CC: Mark Rutland <mark.rutland@arm.com>
CC: Liam Girdwood <lgirdwood@gmail.com>
CC: Patrick Lai <plai@codeaurora.org>
CC: Banajit Goswami <bgoswami@codeaurora.org>
CC: Jaroslav Kysela <perex@perex.cz>
CC: Takashi Iwai <tiwai@suse.com>
CC: alsa-devel@alsa-project.org
CC: linux-arm-msm@vger.kernel.org
CC: devicetree@vger.kernel.org
CC: linux-kernel@vger.kernel.org
---
sound/soc/qcom/qdsp6/q6afe-dai.c | 210 ++++++++++++++++++++++++++++++-
1 file changed, 205 insertions(+), 5 deletions(-)

diff --git a/sound/soc/qcom/qdsp6/q6afe-dai.c b/sound/soc/qcom/qdsp6/q6afe-dai.c
index c1a7624eaf17..2deb8d6da462 100644
--- a/sound/soc/qcom/qdsp6/q6afe-dai.c
+++ b/sound/soc/qcom/qdsp6/q6afe-dai.c
@@ -63,6 +63,8 @@ struct q6afe_dai_priv_data {
uint32_t invert_sync;
uint32_t data_delay;
uint32_t data_align;
+ uint32_t quantype;
+ uint32_t slot_number_mapping[AFE_MAX_PCM_SLOT_COUNT];
};

struct q6afe_dai_data {
@@ -151,6 +153,52 @@ static int q6hdmi_hw_params(struct snd_pcm_substream *substream,
return 0;
}

+static int q6pcm_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);
+ struct q6afe_pcm_cfg *pcm = &dai_data->port_config[dai->id].pcm_cfg;
+ int i = 0;
+
+ switch (params_rate(params)) {
+ case 8000:
+ case 16000:
+ pcm->sample_rate = params_rate(params);
+ break;
+ default:
+ dev_err(dai->dev, "invalid sample rate = %u\n",
+ params_rate(params));
+ return -EINVAL;
+ }
+
+ pcm->quantype = dai_data->priv[dai->id].quantype;
+
+ for (i = 0; i < AFE_MAX_PCM_SLOT_COUNT; i++)
+ pcm->slot_number_mapping[i] =
+ dai_data->priv[dai->id].slot_number_mapping[i];
+
+ return 0;
+}
+
+static int q6pcm_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ struct q6afe_dai_data *dai_data = dev_get_drvdata(dai->dev);
+ struct q6afe_pcm_cfg *pcm = &dai_data->port_config[dai->id].pcm_cfg;
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBS_CFS:
+ case SND_SOC_DAIFMT_CBM_CFM:
+ pcm->fmt = fmt;
+ break;
+ default:
+ dev_err(dai->dev, "unsupported format = %u\n", fmt);
+ 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)
@@ -358,6 +406,15 @@ static int q6afe_dai_prepare(struct snd_pcm_substream *substream,
return rc;
}
break;
+ case PRIMARY_PCM_RX ... QUATERNARY_PCM_TX:
+ rc = q6afe_pcm_port_prepare(dai_data->port[dai->id],
+ &dai_data->port_config[dai->id].pcm_cfg);
+ if (rc < 0) {
+ dev_err(dai->dev, "fail to prepare AFE port %x\n",
+ dai->id);
+ return rc;
+ }
+ break;
case PRIMARY_TDM_RX_0 ... QUINARY_TDM_TX_7:
q6afe_tdm_port_prepare(dai_data->port[dai->id],
&dai_data->port_config[dai->id].tdm);
@@ -429,16 +486,25 @@ static int q6afe_mi2s_set_sysclk(struct snd_soc_dai *dai,
Q6AFE_LPASS_CLK_ROOT_DEFAULT,
freq, dir);
case Q6AFE_LPASS_CLK_ID_PRI_MI2S_IBIT ... Q6AFE_LPASS_CLK_ID_QUI_MI2S_OSR:
+ case Q6AFE_LPASS_CLK_ID_PRI_PCM_IBIT ... Q6AFE_LPASS_CLK_ID_QUI_PCM_OSR:
+ switch (dai->id) {
+ case PRIMARY_TDM_RX_0 ... QUINARY_TDM_TX_7:
+ return q6afe_port_set_sysclk(port, clk_id,
+ Q6AFE_LPASS_CLK_ATTRIBUTE_INVERT_COUPLE_NO,
+ Q6AFE_LPASS_CLK_ROOT_DEFAULT,
+ freq, dir);
+ break;
+ default:
+ return q6afe_port_set_sysclk(port, clk_id,
+ Q6AFE_LPASS_CLK_ATTRIBUTE_COUPLE_NO,
+ Q6AFE_LPASS_CLK_ROOT_DEFAULT,
+ freq, dir);
+ }
case Q6AFE_LPASS_CLK_ID_MCLK_1 ... Q6AFE_LPASS_CLK_ID_INT_MCLK_1:
return q6afe_port_set_sysclk(port, clk_id,
Q6AFE_LPASS_CLK_ATTRIBUTE_COUPLE_NO,
Q6AFE_LPASS_CLK_ROOT_DEFAULT,
freq, dir);
- case Q6AFE_LPASS_CLK_ID_PRI_TDM_IBIT ... Q6AFE_LPASS_CLK_ID_QUIN_TDM_EBIT:
- return q6afe_port_set_sysclk(port, clk_id,
- Q6AFE_LPASS_CLK_ATTRIBUTE_INVERT_COUPLE_NO,
- Q6AFE_LPASS_CLK_ROOT_DEFAULT,
- freq, dir);
}

return 0;
@@ -468,6 +534,11 @@ static const struct snd_soc_dapm_route q6afe_dapm_routes[] = {
{"Tertiary MI2S Playback", NULL, "TERT_MI2S_RX"},
{"Quaternary MI2S Playback", NULL, "QUAT_MI2S_RX"},

+ {"Primary PCM Playback", NULL, "PRI_PCM_RX"},
+ {"Secondary PCM Playback", NULL, "SEC_PCM_RX"},
+ {"Tertiary PCM Playback", NULL, "TERT_PCM_RX"},
+ {"Quaternary PCM Playback", NULL, "QUAT_PCM_RX"},
+
{"Primary TDM0 Playback", NULL, "PRIMARY_TDM_RX_0"},
{"Primary TDM1 Playback", NULL, "PRIMARY_TDM_RX_1"},
{"Primary TDM2 Playback", NULL, "PRIMARY_TDM_RX_2"},
@@ -562,6 +633,11 @@ static const struct snd_soc_dapm_route q6afe_dapm_routes[] = {
{"PRI_MI2S_TX", NULL, "Primary MI2S Capture"},
{"SEC_MI2S_TX", NULL, "Secondary MI2S Capture"},
{"QUAT_MI2S_TX", NULL, "Quaternary MI2S Capture"},
+
+ {"PRI_PCM_TX", NULL, "Primary PCM Capture"},
+ {"SEC_PCM_TX", NULL, "Secondary PCM Capture"},
+ {"TERT_PCM_TX", NULL, "Tertiary PCM Capture"},
+ {"QUAT_PCM_TX", NULL, "Quaternary PCM Capture"},
};

static const struct snd_soc_dai_ops q6hdmi_ops = {
@@ -578,6 +654,14 @@ static const struct snd_soc_dai_ops q6i2s_ops = {
.set_sysclk = q6afe_mi2s_set_sysclk,
};

+static const struct snd_soc_dai_ops q6pcm_ops = {
+ .prepare = q6afe_dai_prepare,
+ .hw_params = q6pcm_hw_params,
+ .set_fmt = q6pcm_set_fmt,
+ .shutdown = q6afe_dai_shutdown,
+ .set_sysclk = q6afe_mi2s_set_sysclk,
+};
+
static const struct snd_soc_dai_ops q6slim_ops = {
.prepare = q6afe_dai_prepare,
.hw_params = q6slim_hw_params,
@@ -1012,6 +1096,94 @@ static struct snd_soc_dai_driver q6afe_dais[] = {
.ops = &q6i2s_ops,
.probe = msm_dai_q6_dai_probe,
.remove = msm_dai_q6_dai_remove,
+ }, {
+ .playback = {
+ .stream_name = "Primary PCM Playback",
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .id = PRIMARY_PCM_RX,
+ .name = "PRI_PCM_RX",
+ .ops = &q6pcm_ops,
+ .probe = msm_dai_q6_dai_probe,
+ .remove = msm_dai_q6_dai_remove,
+ }, {
+ .capture = {
+ .stream_name = "Primary PCM Capture",
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .id = PRIMARY_PCM_TX,
+ .name = "PRI_PCM_TX",
+ .ops = &q6pcm_ops,
+ .probe = msm_dai_q6_dai_probe,
+ .remove = msm_dai_q6_dai_remove,
+ }, {
+ .playback = {
+ .stream_name = "Secondary PCM Playback",
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .name = "SEC_PCM_RX",
+ .id = SECONDARY_PCM_RX,
+ .ops = &q6pcm_ops,
+ .probe = msm_dai_q6_dai_probe,
+ .remove = msm_dai_q6_dai_remove,
+ }, {
+ .capture = {
+ .stream_name = "Secondary PCM Capture",
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .id = SECONDARY_PCM_TX,
+ .name = "SEC_PCM_TX",
+ .ops = &q6pcm_ops,
+ .probe = msm_dai_q6_dai_probe,
+ .remove = msm_dai_q6_dai_remove,
+ }, {
+ .playback = {
+ .stream_name = "Tertiary PCM Playback",
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .name = "TERT_PCM_RX",
+ .id = TERTIARY_PCM_RX,
+ .ops = &q6pcm_ops,
+ .probe = msm_dai_q6_dai_probe,
+ .remove = msm_dai_q6_dai_remove,
+ }, {
+ .capture = {
+ .stream_name = "Tertiary PCM Capture",
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .id = TERTIARY_PCM_TX,
+ .name = "TERT_PCM_TX",
+ .ops = &q6pcm_ops,
+ .probe = msm_dai_q6_dai_probe,
+ .remove = msm_dai_q6_dai_remove,
+ }, {
+ .playback = {
+ .stream_name = "Quaternary PCM Playback",
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .name = "QUAT_PCM_RX",
+ .id = QUATERNARY_PCM_RX,
+ .ops = &q6pcm_ops,
+ .probe = msm_dai_q6_dai_probe,
+ .remove = msm_dai_q6_dai_remove,
+ }, {
+ .capture = {
+ .stream_name = "Quaternary PCM Capture",
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .id = QUATERNARY_PCM_TX,
+ .name = "QUAT_PCM_TX",
+ .ops = &q6pcm_ops,
+ .probe = msm_dai_q6_dai_probe,
+ .remove = msm_dai_q6_dai_remove,
},
Q6AFE_TDM_PB_DAI("Primary", 0, PRIMARY_TDM_RX_0),
Q6AFE_TDM_PB_DAI("Primary", 1, PRIMARY_TDM_RX_1),
@@ -1169,6 +1341,15 @@ static const struct snd_soc_dapm_widget q6afe_dai_widgets[] = {
SND_SOC_DAPM_AIF_OUT("PRI_MI2S_TX", NULL,
0, 0, 0, 0),

+ SND_SOC_DAPM_AIF_IN("QUAT_PCM_RX", NULL, 0, 0, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("QUAT_PCM_TX", NULL, 0, 0, 0, 0),
+ SND_SOC_DAPM_AIF_IN("TERT_PCM_RX", NULL, 0, 0, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("TERT_PCM_TX", NULL, 0, 0, 0, 0),
+ SND_SOC_DAPM_AIF_IN("SEC_PCM_RX", NULL, 0, 0, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("SEC_PCM_TX", NULL, 0, 0, 0, 0),
+ SND_SOC_DAPM_AIF_IN("PRI_PCM_RX", NULL, 0, 0, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("PRI_PCM_TX", NULL, 0, 0, 0, 0),
+
SND_SOC_DAPM_AIF_IN("PRIMARY_TDM_RX_0", NULL,
0, 0, 0, 0),
SND_SOC_DAPM_AIF_IN("PRIMARY_TDM_RX_1", NULL,
@@ -1381,6 +1562,25 @@ static void of_q6afe_parse_dai_data(struct device *dev,
for (i = 0; i < num_lines; i++)
priv->sd_line_mask |= BIT(lines[i]);

+ break;
+ case PRIMARY_PCM_RX ... QUATERNARY_PCM_TX:
+ priv = &data->priv[id];
+ ret = of_property_read_u32(node, "qcom,pcm-quantype",
+ &priv->quantype);
+ if (ret) {
+ dev_err(dev, "No quantype from DT\n");
+ break;
+ }
+
+ ret = of_property_read_variable_u32_array(node,
+ "qcom,pcm-slot-mapping",
+ priv->slot_number_mapping,
+ 1, AFE_MAX_PCM_SLOT_COUNT);
+ if (ret < 0) {
+ dev_err(dev, "No slot mapping from DT\n");
+ break;
+ }
+
break;
case PRIMARY_TDM_RX_0 ... QUINARY_TDM_TX_7:
priv = &data->priv[id];
--
2.21.1
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