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ASoC: Intel: sof_sdw: add multi dailink support for a codec
A codec may support multiple dais for different purpose. For example, the rt712 codec supports jack and amp on different dais and machine driver needs to create different dailink for those dais. Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20230602202225.249209-7-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -843,6 +843,7 @@ static int get_sdw_dailink_info(struct device *dev, const struct snd_soc_acpi_li
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bool group_visited[SDW_MAX_GROUPS];
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bool no_aggregation;
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int i;
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int j;
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no_aggregation = sof_sdw_quirk & SOF_SDW_NO_AGGREGATION;
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*sdw_cpu_dai_num = 0;
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@ -870,17 +871,19 @@ static int get_sdw_dailink_info(struct device *dev, const struct snd_soc_acpi_li
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endpoint = link->adr_d[i].endpoints;
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/* count DAI number for playback and capture */
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for_each_pcm_streams(stream) {
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if (!codec_info->dais[0].direction[stream])
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continue;
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for (j = 0; j < codec_info->dai_num; j++) {
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/* count DAI number for playback and capture */
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for_each_pcm_streams(stream) {
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if (!codec_info->dais[j].direction[stream])
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continue;
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(*sdw_cpu_dai_num)++;
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(*sdw_cpu_dai_num)++;
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/* count BE for each non-aggregated slave or group */
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if (!endpoint->aggregated || no_aggregation ||
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!group_visited[endpoint->group_id])
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(*sdw_be_num)++;
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/* count BE for each non-aggregated slave or group */
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if (!endpoint->aggregated || no_aggregation ||
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!group_visited[endpoint->group_id])
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(*sdw_be_num)++;
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}
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}
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if (endpoint->aggregated)
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@ -956,7 +959,8 @@ static int create_codec_dai_name(struct device *dev,
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struct snd_soc_codec_conf *codec_conf,
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int codec_count,
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int *codec_conf_index,
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int adr_index)
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int adr_index,
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int dai_index)
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{
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int _codec_index = -1;
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int i;
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@ -1012,7 +1016,7 @@ static int create_codec_dai_name(struct device *dev,
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_codec_index = codec_index;
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codec[comp_index].dai_name =
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codec_info_list[codec_index].dais[0].dai_name;
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codec_info_list[codec_index].dais[dai_index].dai_name;
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codec_conf[*codec_conf_index].dlc = codec[comp_index];
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codec_conf[*codec_conf_index].name_prefix = link->adr_d[i].name_prefix;
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@ -1026,7 +1030,7 @@ static int create_codec_dai_name(struct device *dev,
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static int set_codec_init_func(struct snd_soc_card *card,
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const struct snd_soc_acpi_link_adr *link,
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struct snd_soc_dai_link *dai_links,
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bool playback, int group_id, int adr_index)
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bool playback, int group_id, int adr_index, int dai_index)
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{
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int i = adr_index;
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@ -1046,11 +1050,13 @@ static int set_codec_init_func(struct snd_soc_card *card,
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if (codec_index < 0)
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return codec_index;
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/* The group_id is > 0 iff the codec is aggregated */
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if (link->adr_d[i].endpoints->group_id != group_id)
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continue;
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if (codec_info_list[codec_index].dais[0].init)
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codec_info_list[codec_index].dais[0].init(card,
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if (codec_info_list[codec_index].dais[dai_index].init)
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codec_info_list[codec_index].dais[dai_index].init(card,
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link,
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dai_links,
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&codec_info_list[codec_index],
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@ -1166,7 +1172,8 @@ static int create_sdw_dailink(struct snd_soc_card *card,
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int *codec_conf_index,
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bool *ignore_pch_dmic,
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bool append_dai_type,
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int adr_index)
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int adr_index,
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int dai_index)
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{
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const struct snd_soc_acpi_link_adr *link_next;
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struct snd_soc_dai_link_component *codecs;
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@ -1206,7 +1213,8 @@ static int create_sdw_dailink(struct snd_soc_card *card,
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continue;
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ret = create_codec_dai_name(dev, link_next, codecs, codec_idx,
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codec_conf, codec_count, codec_conf_index, adr_index);
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codec_conf, codec_count, codec_conf_index,
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adr_index, dai_index);
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if (ret < 0)
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return ret;
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@ -1235,10 +1243,10 @@ static int create_sdw_dailink(struct snd_soc_card *card,
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"SDW%d-Capture-%s",
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};
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if (!codec_info->dais[0].direction[stream])
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if (!codec_info->dais[dai_index].direction[stream])
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continue;
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*link_id = codec_info->dais[0].dailink[stream];
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*link_id = codec_info->dais[dai_index].dailink[stream];
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if (*link_id < 0) {
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dev_err(dev, "Invalid dailink id %d\n", *link_id);
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return -EINVAL;
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@ -1248,7 +1256,7 @@ static int create_sdw_dailink(struct snd_soc_card *card,
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if (append_dai_type) {
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name = devm_kasprintf(dev, GFP_KERNEL,
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sdw_stream_name[stream + 2], cpu_dai_id[0],
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type_strings[codec_info->dais[0].dai_type]);
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type_strings[codec_info->dais[dai_index].dai_type]);
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} else {
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name = devm_kasprintf(dev, GFP_KERNEL,
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sdw_stream_name[stream], cpu_dai_id[0]);
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@ -1305,7 +1313,7 @@ static int create_sdw_dailink(struct snd_soc_card *card,
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dai_links[*link_index].nonatomic = true;
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ret = set_codec_init_func(card, link, dai_links + (*link_index)++,
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playback, group_id, adr_index);
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playback, group_id, adr_index, dai_index);
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if (ret < 0) {
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dev_err(dev, "failed to init codec %d", codec_index);
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return ret;
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@ -1328,6 +1336,7 @@ static int sof_card_codec_conf_alloc(struct device *dev,
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const struct snd_soc_acpi_link_adr *adr_link;
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struct snd_soc_codec_conf *c_conf;
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int num_codecs = 0;
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int codec_index;
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int i;
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adr_link = mach_params->links;
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@ -1342,8 +1351,11 @@ static int sof_card_codec_conf_alloc(struct device *dev,
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adr_link->adr_d[i].adr);
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return -EINVAL;
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}
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codec_index = find_codec_info_part(adr_link->adr_d[i].adr);
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if (codec_index < 0)
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return codec_index;
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num_codecs += codec_info_list[codec_index].dai_num;
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}
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num_codecs += adr_link->num_adr;
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}
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c_conf = devm_kzalloc(dev, num_codecs * sizeof(*c_conf), GFP_KERNEL);
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@ -1380,6 +1392,7 @@ static int sof_card_dai_links_create(struct device *dev,
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int total_cpu_dai_num;
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int sdw_cpu_dai_num;
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int i, j, be_id = 0;
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int codec_index;
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int cpu_id = 0;
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int comp_num;
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int ret;
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@ -1468,6 +1481,14 @@ static int sof_card_dai_links_create(struct device *dev,
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* snd_soc_acpi_adr_device array. They won't be described in different adr_links.
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*/
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for (i = 0; i < adr_link->num_adr; i++) {
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/* find codec info to get dai_num */
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codec_index = find_codec_info_part(adr_link->adr_d[i].adr);
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if (codec_index < 0)
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return codec_index;
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if (codec_info_list[codec_index].dai_num > 1) {
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append_dai_type = true;
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goto out;
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}
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for (j = 0; j < i; j++) {
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if ((SDW_PART_ID(adr_link->adr_d[i].adr) !=
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SDW_PART_ID(adr_link->adr_d[j].adr)) ||
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@ -1498,15 +1519,22 @@ out:
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group_generated[endpoint->group_id])
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continue;
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ret = create_sdw_dailink(card, dev, &link_index, links, sdw_be_num,
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sdw_cpu_dai_num, cpus, adr_link,
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&cpu_id, group_generated,
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codec_conf, codec_conf_count,
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&be_id, &codec_conf_index,
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&ignore_pch_dmic, append_dai_type, i);
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if (ret < 0) {
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dev_err(dev, "failed to create dai link %d", link_index);
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return ret;
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/* find codec info to get dai_num */
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codec_index = find_codec_info_part(adr_link->adr_d[i].adr);
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if (codec_index < 0)
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return codec_index;
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for (j = 0; j < codec_info_list[codec_index].dai_num ; j++) {
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ret = create_sdw_dailink(card, dev, &link_index, links, sdw_be_num,
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sdw_cpu_dai_num, cpus, adr_link,
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&cpu_id, group_generated,
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codec_conf, codec_conf_count,
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&be_id, &codec_conf_index,
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&ignore_pch_dmic, append_dai_type, i, j);
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if (ret < 0) {
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dev_err(dev, "failed to create dai link %d", link_index);
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return ret;
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}
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}
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}
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}
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@ -1545,6 +1573,7 @@ SSP:
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return -ENOMEM;
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ssp_components->name = codec_name;
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/* TODO: support multi codec dai on SSP when it is needed */
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ssp_components->dai_name = info->dais[0].dai_name;
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cpus[cpu_id].dai_name = cpu_name;
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@ -1686,6 +1715,24 @@ static struct snd_soc_card card_sof_sdw = {
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.late_probe = sof_sdw_card_late_probe,
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};
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/* helper to get the link that the codec DAI is used */
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static struct snd_soc_dai_link *mc_find_codec_dai_used(struct snd_soc_card *card,
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const char *dai_name)
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{
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struct snd_soc_dai_link *link;
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int i;
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int j;
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for_each_card_prelinks(card, i, link) {
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for (j = 0; j < link->num_codecs; j++) {
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/* Check each codec in a link */
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if (!strcmp(link->codecs[j].dai_name, dai_name))
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return link;
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}
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}
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return NULL;
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}
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static void mc_dailink_exit_loop(struct snd_soc_card *card)
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{
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struct snd_soc_dai_link *link;
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@ -1693,16 +1740,18 @@ static void mc_dailink_exit_loop(struct snd_soc_card *card)
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int i, j;
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for (i = 0; i < ARRAY_SIZE(codec_info_list); i++) {
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if (!codec_info_list[i].dais[0].exit)
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continue;
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/*
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* We don't need to call .exit function if there is no matched
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* dai link found.
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*/
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for_each_card_prelinks(card, j, link) {
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if (!strcmp(link->codecs[0].dai_name,
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codec_info_list[i].dais[0].dai_name)) {
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ret = codec_info_list[i].dais[0].exit(card, link);
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for (j = 0; j < codec_info_list[i].dai_num; j++) {
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/* Check each dai in codec_info_lis to see if it is used in the link */
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if (!codec_info_list[i].dais[j].exit)
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continue;
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/*
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* We don't need to call .exit function if there is no matched
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* dai link found.
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*/
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link = mc_find_codec_dai_used(card, codec_info_list[i].dais[j].dai_name);
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if (link) {
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/* Do the .exit function if the codec dai is used in the link */
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ret = codec_info_list[i].dais[j].exit(card, link);
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if (ret)
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dev_warn(card->dev,
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"codec exit failed %d\n",
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