Define and set the dai_get_clk_op for IPC4.
Signed-off-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Péter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Bard Liao yung-chuan.liao@linux.intel.com --- sound/soc/sof/ipc4-topology.c | 58 +++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+)
diff --git a/sound/soc/sof/ipc4-topology.c b/sound/soc/sof/ipc4-topology.c index 9f055c187b72..d5cb08ec1af1 100644 --- a/sound/soc/sof/ipc4-topology.c +++ b/sound/soc/sof/ipc4-topology.c @@ -1511,6 +1511,63 @@ static int sof_ipc4_parse_manifest(struct snd_soc_component *scomp, int index, return 0; }
+static int sof_ipc4_dai_get_clk(struct snd_sof_dev *sdev, struct snd_sof_dai *dai, int clk_type) +{ + struct sof_ipc4_copier *ipc4_copier = dai->private; + struct snd_soc_tplg_hw_config *hw_config; + struct snd_sof_dai_link *slink; + bool dai_link_found = false; + bool hw_cfg_found = false; + int i; + + if (!ipc4_copier) + return 0; + + list_for_each_entry(slink, &sdev->dai_link_list, list) { + if (!strcmp(slink->link->name, dai->name)) { + dai_link_found = true; + break; + } + } + + if (!dai_link_found) { + dev_err(sdev->dev, "no DAI link found for DAI %s\n", dai->name); + return -EINVAL; + } + + for (i = 0; i < slink->num_hw_configs; i++) { + hw_config = &slink->hw_configs[i]; + if (dai->current_config == le32_to_cpu(hw_config->id)) { + hw_cfg_found = true; + break; + } + } + + if (!hw_cfg_found) { + dev_err(sdev->dev, "no matching hw_config found for DAI %s\n", dai->name); + return -EINVAL; + } + + switch (ipc4_copier->dai_type) { + case SOF_DAI_INTEL_SSP: + switch (clk_type) { + case SOF_DAI_CLK_INTEL_SSP_MCLK: + return le32_to_cpu(hw_config->mclk_rate); + case SOF_DAI_CLK_INTEL_SSP_BCLK: + return le32_to_cpu(hw_config->bclk_rate); + default: + dev_err(sdev->dev, "Invalid clk type for SSP %d\n", clk_type); + break; + } + break; + default: + dev_err(sdev->dev, "DAI type %d not supported yet!\n", ipc4_copier->dai_type); + break; + } + + return -EINVAL; +} + static enum sof_tokens host_token_list[] = { SOF_COMP_TOKENS, SOF_AUDIO_FMT_NUM_TOKENS, @@ -1597,4 +1654,5 @@ const struct sof_ipc_tplg_ops ipc4_tplg_ops = { .route_free = sof_ipc4_route_free, .dai_config = sof_ipc4_dai_config, .parse_manifest = sof_ipc4_parse_manifest, + .dai_get_clk = sof_ipc4_dai_get_clk, };