diff options
| -rw-r--r-- | sound/soc/intel/avs/topology.c | 158 | ||||
| -rw-r--r-- | sound/soc/intel/avs/topology.h | 27 |
2 files changed, 185 insertions, 0 deletions
diff --git a/sound/soc/intel/avs/topology.c b/sound/soc/intel/avs/topology.c index 5eaa8d91ce97..243ec27e7ec7 100644 --- a/sound/soc/intel/avs/topology.c +++ b/sound/soc/intel/avs/topology.c @@ -1181,3 +1181,161 @@ avs_tplg_pipeline_create(struct snd_soc_component *comp, struct avs_tplg_path *o return pipeline; } + +static const struct avs_tplg_token_parser path_parsers[] = { + { + .token = AVS_TKN_PATH_ID_U32, + .type = SND_SOC_TPLG_TUPLE_TYPE_WORD, + .offset = offsetof(struct avs_tplg_path, id), + .parse = avs_parse_word_token, + }, + { + .token = AVS_TKN_PATH_FE_FMT_ID_U32, + .type = SND_SOC_TPLG_TUPLE_TYPE_WORD, + .offset = offsetof(struct avs_tplg_path, fe_fmt), + .parse = avs_parse_audio_format_ptr, + }, + { + .token = AVS_TKN_PATH_BE_FMT_ID_U32, + .type = SND_SOC_TPLG_TUPLE_TYPE_WORD, + .offset = offsetof(struct avs_tplg_path, be_fmt), + .parse = avs_parse_audio_format_ptr, + }, +}; + +static struct avs_tplg_path * +avs_tplg_path_create(struct snd_soc_component *comp, struct avs_tplg_path_template *owner, + struct snd_soc_tplg_vendor_array *tuples, u32 block_size, + const struct avs_tplg_token_parser *parsers, u32 num_parsers) +{ + struct avs_tplg_pipeline *pipeline; + struct avs_tplg_path *path; + u32 offset; + int ret; + + path = devm_kzalloc(comp->card->dev, sizeof(*path), GFP_KERNEL); + if (!path) + return ERR_PTR(-ENOMEM); + + path->owner = owner; + INIT_LIST_HEAD(&path->ppl_list); + INIT_LIST_HEAD(&path->node); + + /* Path header MAY be followed by one or more pipelines. */ + ret = avs_tplg_vendor_array_lookup(tuples, block_size, + AVS_TKN_PPL_ID_U32, &offset); + if (ret == -ENOENT) + offset = block_size; + else if (ret) + return ERR_PTR(ret); + else if (!offset) + return ERR_PTR(-EINVAL); + + /* Process header which precedes pipeline sections. */ + ret = avs_parse_tokens(comp, path, parsers, num_parsers, tuples, offset); + if (ret < 0) + return ERR_PTR(ret); + + block_size -= offset; + tuples = avs_tplg_vendor_array_at(tuples, offset); + while (block_size > 0) { + u32 esize; + + ret = avs_tplg_vendor_entry_size(tuples, block_size, + AVS_TKN_PPL_ID_U32, &esize); + if (ret) + return ERR_PTR(ret); + + pipeline = avs_tplg_pipeline_create(comp, path, tuples, esize); + if (IS_ERR(pipeline)) { + dev_err(comp->dev, "parse pipeline failed: %ld\n", + PTR_ERR(pipeline)); + return ERR_CAST(pipeline); + } + + list_add_tail(&pipeline->node, &path->ppl_list); + block_size -= esize; + tuples = avs_tplg_vendor_array_at(tuples, esize); + } + + return path; +} + +static const struct avs_tplg_token_parser path_tmpl_parsers[] = { + { + .token = AVS_TKN_PATH_TMPL_ID_U32, + .type = SND_SOC_TPLG_TUPLE_TYPE_WORD, + .offset = offsetof(struct avs_tplg_path_template, id), + .parse = avs_parse_word_token, + }, +}; + +static int parse_path_template(struct snd_soc_component *comp, + struct snd_soc_tplg_vendor_array *tuples, u32 block_size, + struct avs_tplg_path_template *template, + const struct avs_tplg_token_parser *tmpl_tokens, u32 num_tmpl_tokens, + const struct avs_tplg_token_parser *path_tokens, u32 num_path_tokens) +{ + struct avs_tplg_path *path; + u32 offset; + int ret; + + /* Path template header MUST be followed by at least one path variant. */ + ret = avs_tplg_vendor_array_lookup(tuples, block_size, + AVS_TKN_PATH_ID_U32, &offset); + if (ret) + return ret; + + /* Process header which precedes path variants sections. */ + ret = avs_parse_tokens(comp, template, tmpl_tokens, num_tmpl_tokens, tuples, offset); + if (ret < 0) + return ret; + + block_size -= offset; + tuples = avs_tplg_vendor_array_at(tuples, offset); + do { + u32 esize; + + ret = avs_tplg_vendor_entry_size(tuples, block_size, + AVS_TKN_PATH_ID_U32, &esize); + if (ret) + return ret; + + path = avs_tplg_path_create(comp, template, tuples, esize, path_tokens, + num_path_tokens); + if (IS_ERR(path)) { + dev_err(comp->dev, "parse path failed: %ld\n", PTR_ERR(path)); + return PTR_ERR(path); + } + + list_add_tail(&path->node, &template->path_list); + block_size -= esize; + tuples = avs_tplg_vendor_array_at(tuples, esize); + } while (block_size > 0); + + return 0; +} + +static struct avs_tplg_path_template * +avs_tplg_path_template_create(struct snd_soc_component *comp, struct avs_tplg *owner, + struct snd_soc_tplg_vendor_array *tuples, u32 block_size) +{ + struct avs_tplg_path_template *template; + int ret; + + template = devm_kzalloc(comp->card->dev, sizeof(*template), GFP_KERNEL); + if (!template) + return ERR_PTR(-ENOMEM); + + template->owner = owner; /* Used to access component tplg is assigned to. */ + INIT_LIST_HEAD(&template->path_list); + INIT_LIST_HEAD(&template->node); + + ret = parse_path_template(comp, tuples, block_size, template, path_tmpl_parsers, + ARRAY_SIZE(path_tmpl_parsers), path_parsers, + ARRAY_SIZE(path_parsers)); + if (ret) + return ERR_PTR(ret); + + return template; +} diff --git a/sound/soc/intel/avs/topology.h b/sound/soc/intel/avs/topology.h index 0a19302cef1a..3067d63cfcf7 100644 --- a/sound/soc/intel/avs/topology.h +++ b/sound/soc/intel/avs/topology.h @@ -33,6 +33,8 @@ struct avs_tplg { u32 num_pplcfgs; struct avs_tplg_binding *bindings; u32 num_bindings; + + struct list_head path_tmpl_list; }; struct avs_tplg_library { @@ -128,8 +130,33 @@ struct avs_tplg_binding { u8 is_sink; }; +struct avs_tplg_path_template_id { + u32 id; + char tplg_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; +}; + +struct avs_tplg_path_template { + u32 id; + + struct list_head path_list; + + struct avs_tplg *owner; + /* Driver path templates management. */ + struct list_head node; +}; + struct avs_tplg_path { u32 id; + + /* Path format requirements. */ + struct avs_audio_format *fe_fmt; + struct avs_audio_format *be_fmt; + + struct list_head ppl_list; + + struct avs_tplg_path_template *owner; + /* Path template path-variants management. */ + struct list_head node; }; struct avs_tplg_pipeline { |