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-rw-r--r--include/uapi/sound/snd_sst_tokens.h8
-rw-r--r--sound/soc/intel/skylake/skl-topology.c194
2 files changed, 200 insertions, 2 deletions
diff --git a/include/uapi/sound/snd_sst_tokens.h b/include/uapi/sound/snd_sst_tokens.h
index f56a932736ca..1ee2e943d66a 100644
--- a/include/uapi/sound/snd_sst_tokens.h
+++ b/include/uapi/sound/snd_sst_tokens.h
@@ -153,6 +153,10 @@
*
* %SKL_TKN_U32_PROC_DOMAIN: Specify processing domain
*
+ * %SKL_TKN_U32_LIB_COUNT: Specifies the number of libraries
+ *
+ * %SKL_TKN_STR_LIB_NAME: Specifies the library name
+ *
* module_id and loadable flags dont have tokens as these values will be
* read from the DSP FW manifest
*/
@@ -202,7 +206,9 @@ enum SKL_TKNS {
SKL_TKN_U32_CAPS_PARAMS_ID,
SKL_TKN_U32_CAPS_SIZE,
SKL_TKN_U32_PROC_DOMAIN,
- SKL_TKN_MAX = SKL_TKN_U32_PROC_DOMAIN,
+ SKL_TKN_U32_LIB_COUNT,
+ SKL_TKN_STR_LIB_NAME,
+ SKL_TKN_MAX = SKL_TKN_STR_LIB_NAME,
};
#endif
diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c
index 000482e6e2f7..108ebb9ab329 100644
--- a/sound/soc/intel/skylake/skl-topology.c
+++ b/sound/soc/intel/skylake/skl-topology.c
@@ -2201,6 +2201,197 @@ static int skl_tplg_control_load(struct snd_soc_component *cmpnt,
return 0;
}
+static int skl_tplg_fill_str_mfest_tkn(struct device *dev,
+ struct snd_soc_tplg_vendor_string_elem *str_elem,
+ struct skl_dfw_manifest *minfo)
+{
+ int tkn_count = 0;
+ static int ref_count;
+
+ switch (str_elem->token) {
+ case SKL_TKN_STR_LIB_NAME:
+ if (ref_count > minfo->lib_count - 1) {
+ ref_count = 0;
+ return -EINVAL;
+ }
+
+ strncpy(minfo->lib[ref_count].name, str_elem->string,
+ ARRAY_SIZE(minfo->lib[ref_count].name));
+ ref_count++;
+ tkn_count++;
+ break;
+
+ default:
+ dev_err(dev, "Not a string token %d", str_elem->token);
+ break;
+ }
+
+ return tkn_count;
+}
+
+static int skl_tplg_get_str_tkn(struct device *dev,
+ struct snd_soc_tplg_vendor_array *array,
+ struct skl_dfw_manifest *minfo)
+{
+ int tkn_count = 0, ret;
+ struct snd_soc_tplg_vendor_string_elem *str_elem;
+
+ str_elem = (struct snd_soc_tplg_vendor_string_elem *)array->value;
+ while (tkn_count < array->num_elems) {
+ ret = skl_tplg_fill_str_mfest_tkn(dev, str_elem, minfo);
+ str_elem++;
+
+ if (ret < 0)
+ return ret;
+
+ tkn_count = tkn_count + ret;
+ }
+
+ return tkn_count;
+}
+
+static int skl_tplg_get_int_tkn(struct device *dev,
+ struct snd_soc_tplg_vendor_value_elem *tkn_elem,
+ struct skl_dfw_manifest *minfo)
+{
+ int tkn_count = 0;
+
+ switch (tkn_elem->token) {
+ case SKL_TKN_U32_LIB_COUNT:
+ minfo->lib_count = tkn_elem->value;
+ tkn_count++;
+ break;
+
+ default:
+ dev_err(dev, "Not a manifest token %d", tkn_elem->token);
+ return -EINVAL;
+ }
+
+ return tkn_count;
+}
+
+/*
+ * Fill the manifest structure by parsing the tokens based on the
+ * type.
+ */
+static int skl_tplg_get_manifest_tkn(struct device *dev,
+ char *pvt_data, struct skl_dfw_manifest *minfo,
+ int block_size)
+{
+ int tkn_count = 0, ret;
+ int off = 0, tuple_size = 0;
+ struct snd_soc_tplg_vendor_array *array;
+ struct snd_soc_tplg_vendor_value_elem *tkn_elem;
+
+ if (block_size <= 0)
+ return -EINVAL;
+
+ while (tuple_size < block_size) {
+ array = (struct snd_soc_tplg_vendor_array *)(pvt_data + off);
+ off += array->size;
+ switch (array->type) {
+ case SND_SOC_TPLG_TUPLE_TYPE_STRING:
+ ret = skl_tplg_get_str_tkn(dev, array, minfo);
+
+ if (ret < 0)
+ return ret;
+ tkn_count += ret;
+
+ tuple_size += tkn_count *
+ sizeof(struct snd_soc_tplg_vendor_string_elem);
+ continue;
+
+ case SND_SOC_TPLG_TUPLE_TYPE_UUID:
+ dev_warn(dev, "no uuid tokens for skl tplf manifest");
+ continue;
+
+ default:
+ tkn_elem = array->value;
+ tkn_count = 0;
+ break;
+ }
+
+ while (tkn_count <= array->num_elems - 1) {
+ ret = skl_tplg_get_int_tkn(dev,
+ tkn_elem, minfo);
+ if (ret < 0)
+ return ret;
+
+ tkn_count = tkn_count + ret;
+ tkn_elem++;
+ tuple_size += tkn_count *
+ sizeof(struct snd_soc_tplg_vendor_value_elem);
+ break;
+ }
+ tkn_count = 0;
+ }
+
+ return 0;
+}
+
+/*
+ * Parse manifest private data for tokens. The private data block is
+ * preceded by descriptors for type and size of data block.
+ */
+static int skl_tplg_get_manifest_data(struct snd_soc_tplg_manifest *manifest,
+ struct device *dev, struct skl_dfw_manifest *minfo)
+{
+ struct snd_soc_tplg_vendor_array *array;
+ int num_blocks, block_size = 0, block_type, off = 0;
+ char *data;
+ int ret;
+
+ /* Read the NUM_DATA_BLOCKS descriptor */
+ array = (struct snd_soc_tplg_vendor_array *)manifest->priv.data;
+ ret = skl_tplg_get_desc_blocks(dev, array);
+ if (ret < 0)
+ return ret;
+ num_blocks = ret;
+
+ off += array->size;
+ array = (struct snd_soc_tplg_vendor_array *)
+ (manifest->priv.data + off);
+
+ /* Read the BLOCK_TYPE and BLOCK_SIZE descriptor */
+ while (num_blocks > 0) {
+ ret = skl_tplg_get_desc_blocks(dev, array);
+
+ if (ret < 0)
+ return ret;
+ block_type = ret;
+ off += array->size;
+
+ array = (struct snd_soc_tplg_vendor_array *)
+ (manifest->priv.data + off);
+
+ ret = skl_tplg_get_desc_blocks(dev, array);
+
+ if (ret < 0)
+ return ret;
+ block_size = ret;
+ off += array->size;
+
+ array = (struct snd_soc_tplg_vendor_array *)
+ (manifest->priv.data + off);
+
+ data = (manifest->priv.data + off);
+
+ if (block_type == SKL_TYPE_TUPLE) {
+ ret = skl_tplg_get_manifest_tkn(dev, data, minfo,
+ block_size);
+
+ if (ret < 0)
+ return ret;
+
+ --num_blocks;
+ } else {
+ return -EINVAL;
+ }
+ }
+
+ return 0;
+}
+
static int skl_manifest_load(struct snd_soc_component *cmpnt,
struct snd_soc_tplg_manifest *manifest)
{
@@ -2211,7 +2402,8 @@ static int skl_manifest_load(struct snd_soc_component *cmpnt,
int ret = 0;
minfo = &skl->skl_sst->manifest;
- memcpy(minfo, manifest->priv.data, sizeof(struct skl_dfw_manifest));
+
+ skl_tplg_get_manifest_data(manifest, bus->dev, minfo);
if (minfo->lib_count > HDA_MAX_LIB) {
dev_err(bus->dev, "Exceeding max Library count. Got:%d\n",