From: Daniel Baluta <daniel.baluta@xxxxxxx>
ESAI parameters are read for topology file, packed into
sof_ipc_dai_esai_parms struct and then sent to DSP.
Signed-off-by: Daniel Baluta <daniel.baluta@xxxxxxx>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
---
sound/soc/sof/pcm.c | 8 +++++
sound/soc/sof/topology.c | 69 ++++++++++++++++++++++++++++++++++++++--
2 files changed, 75 insertions(+), 2 deletions(-)
diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c
index 2b876d497447..b0f4217433e5 100644
--- a/sound/soc/sof/pcm.c
+++ b/sound/soc/sof/pcm.c
@@ -691,6 +691,14 @@ static int sof_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd,
case SOF_DAI_INTEL_ALH:
/* do nothing for ALH dai_link */
break;
+ case SOF_DAI_IMX_ESAI:
+ channels->min = dai->dai_config->esai.tdm_slots;
+ channels->max = dai->dai_config->esai.tdm_slots;
+
+ dev_dbg(sdev->dev,
+ "channels_min: %d channels_max: %d\n",
+ channels->min, channels->max);
+ break;
default:
dev_err(sdev->dev, "error: invalid DAI type %d\n",
dai->dai_config->type);
diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c
index 0aabb3190ddc..d8172d3f672f 100644
--- a/sound/soc/sof/topology.c
+++ b/sound/soc/sof/topology.c
@@ -798,6 +798,13 @@ static const struct sof_topology_token dmic_tokens[] = {
};
+/* ESAI */
+static const struct sof_topology_token esai_tokens[] = {
+ {SOF_TKN_IMX_ESAI_MCLK_ID,
+ SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
+ offsetof(struct sof_ipc_dai_esai_params, mclk_id), 0},
+};
+
/*
* DMIC PDM Tokens
* SOF_TKN_INTEL_DMIC_PDM_CTRL_ID should be the first token
@@ -2535,8 +2542,66 @@ static int sof_link_esai_load(struct snd_soc_component *scomp, int index,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
- /*TODO: Add implementation */
- return 0;
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
+ struct snd_soc_tplg_private *private = &cfg->priv;
+ struct sof_ipc_reply reply;
+ u32 size = sizeof(*config);
+ int ret;
+
+ /* handle master/slave and inverted clocks */
+ sof_dai_set_format(hw_config, config);
+
+ /* init IPC */
+ memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params));
+ config->hdr.size = size;
+
+ ret = sof_parse_tokens(scomp, &config->esai, esai_tokens,
+ ARRAY_SIZE(esai_tokens), private->array,
+ le32_to_cpu(private->size));
+ if (ret != 0) {
+ dev_err(sdev->dev, "error: parse esai tokens failed %d\n",
+ le32_to_cpu(private->size));
+ return ret;
+ }
+
+ config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate);
+ config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate);
+ config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
+ config->esai.mclk_direction = hw_config->mclk_direction;
+ config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
+ config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width);
+ config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots);
+ config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots);
+
+ dev_info(sdev->dev,
+ "tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n",
+ config->dai_index, config->format,
+ config->esai.mclk_rate, config->esai.tdm_slot_width,
+ config->esai.tdm_slots, config->esai.mclk_id);
+
+ if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) {
+ dev_err(sdev->dev, "error: invalid channel count for ESAI%d\n",
+ config->dai_index);
+ return -EINVAL;
+ }
+
+ /* send message to DSP */
+ ret = sof_ipc_tx_message(sdev->ipc,
+ config->hdr.cmd, config, size, &reply,
+ sizeof(reply));
+ if (ret < 0) {
+ dev_err(sdev->dev, "error: failed to set DAI config for ESAI%d\n",
+ config->dai_index);
+ return ret;
+ }
+
+ /* set config for all DAI's with name matching the link name */
+ ret = sof_set_dai_config(sdev, size, link, config);
+ if (ret < 0)
+ dev_err(sdev->dev, "error: failed to save DAI config for ESAI%d\n",
+ config->dai_index);
+
+ return ret;
}
static int sof_link_dmic_load(struct snd_soc_component *scomp, int index,
--
2.20.1
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