1 files changed, 1625 insertions, 0 deletions

diff --git a/sound/soc/intel/avs/topology.c b/sound/soc/intel/avs/topology.c
new file mode 100644
index 000000000000..8a9f9fc48938
--- /dev/null
+++ b/sound/soc/intel/avs/topology.c
@@ -0,0 +1,1625 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright(c) 2021 Intel Corporation. All rights reserved.
+//
+// Authors: Cezary Rojewski <cezary.rojewski@intel.com>
+//          Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
+//
+
+#include <linux/firmware.h>
+#include <linux/uuid.h>
+#include <sound/soc.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-topology.h>
+#include <uapi/sound/intel/avs/tokens.h>
+#include "avs.h"
+#include "topology.h"
+
+/* Get pointer to vendor array at the specified offset. */
+#define avs_tplg_vendor_array_at(array, offset) \
+	((struct snd_soc_tplg_vendor_array *)((u8 *)array + offset))
+
+/* Get pointer to vendor array that is next in line. */
+#define avs_tplg_vendor_array_next(array) \
+	(avs_tplg_vendor_array_at(array, le32_to_cpu((array)->size)))
+
+/*
+ * Scan provided block of tuples for the specified token. If found,
+ * @offset is updated with position at which first matching token is
+ * located.
+ *
+ * Returns 0 on success, -ENOENT if not found and error code otherwise.
+ */
+static int
+avs_tplg_vendor_array_lookup(struct snd_soc_tplg_vendor_array *tuples,
+			     u32 block_size, u32 token, u32 *offset)
+{
+	u32 pos = 0;
+
+	while (block_size > 0) {
+		struct snd_soc_tplg_vendor_value_elem *tuple;
+		u32 tuples_size = le32_to_cpu(tuples->size);
+
+		if (tuples_size > block_size)
+			return -EINVAL;
+
+		tuple = tuples->value;
+		if (le32_to_cpu(tuple->token) == token) {
+			*offset = pos;
+			return 0;
+		}
+
+		block_size -= tuples_size;
+		pos += tuples_size;
+		tuples = avs_tplg_vendor_array_next(tuples);
+	}
+
+	return -ENOENT;
+}
+
+/*
+ * See avs_tplg_vendor_array_lookup() for description.
+ *
+ * Behaves exactly like avs_tplg_vendor_lookup() but starts from the
+ * next vendor array in line. Useful when searching for the finish line
+ * of an arbitrary entry in a list of entries where each is composed of
+ * several vendor tuples and a specific token marks the beginning of
+ * a new entry block.
+ */
+static int
+avs_tplg_vendor_array_lookup_next(struct snd_soc_tplg_vendor_array *tuples,
+				  u32 block_size, u32 token, u32 *offset)
+{
+	u32 tuples_size = le32_to_cpu(tuples->size);
+	int ret;
+
+	if (tuples_size > block_size)
+		return -EINVAL;
+
+	tuples = avs_tplg_vendor_array_next(tuples);
+	block_size -= tuples_size;
+
+	ret = avs_tplg_vendor_array_lookup(tuples, block_size, token, offset);
+	if (!ret)
+		*offset += tuples_size;
+	return ret;
+}
+
+/*
+ * Scan provided block of tuples for the specified token which marks
+ * the border of an entry block. Behavior is similar to
+ * avs_tplg_vendor_array_lookup() except 0 is also returned if no
+ * matching token has been found. In such case, returned @size is
+ * assigned to @block_size as the entire block belongs to the current
+ * entry.
+ *
+ * Returns 0 on success, error code otherwise.
+ */
+static int
+avs_tplg_vendor_entry_size(struct snd_soc_tplg_vendor_array *tuples,
+			   u32 block_size, u32 entry_id_token, u32 *size)
+{
+	int ret;
+
+	ret = avs_tplg_vendor_array_lookup_next(tuples, block_size, entry_id_token, size);
+	if (ret == -ENOENT) {
+		*size = block_size;
+		ret = 0;
+	}
+
+	return ret;
+}
+
+/*
+ * Vendor tuple parsing descriptor.
+ *
+ * @token: vendor specific token that identifies tuple
+ * @type: tuple type, one of SND_SOC_TPLG_TUPLE_TYPE_XXX
+ * @offset: offset of a struct's field to initialize
+ * @parse: parsing function, extracts and assigns value to object's field
+ */
+struct avs_tplg_token_parser {
+	enum avs_tplg_token token;
+	u32 type;
+	u32 offset;
+	int (*parse)(struct snd_soc_component *comp, void *elem, void *object, u32 offset);
+};
+
+static int
+avs_parse_uuid_token(struct snd_soc_component *comp, void *elem, void *object, u32 offset)
+{
+	struct snd_soc_tplg_vendor_uuid_elem *tuple = elem;
+	guid_t *val = (guid_t *)((u8 *)object + offset);
+
+	guid_copy((guid_t *)val, (const guid_t *)&tuple->uuid);
+
+	return 0;
+}
+
+static int
+avs_parse_bool_token(struct snd_soc_component *comp, void *elem, void *object, u32 offset)
+{
+	struct snd_soc_tplg_vendor_value_elem *tuple = elem;
+	bool *val = (bool *)((u8 *)object + offset);
+
+	*val = le32_to_cpu(tuple->value);
+
+	return 0;
+}
+
+static int
+avs_parse_byte_token(struct snd_soc_component *comp, void *elem, void *object, u32 offset)
+{
+	struct snd_soc_tplg_vendor_value_elem *tuple = elem;
+	u8 *val = ((u8 *)object + offset);
+
+	*val = le32_to_cpu(tuple->value);
+
+	return 0;
+}
+
+static int
+avs_parse_short_token(struct snd_soc_component *comp, void *elem, void *object, u32 offset)
+{
+	struct snd_soc_tplg_vendor_value_elem *tuple = elem;
+	u16 *val = (u16 *)((u8 *)object + offset);
+
+	*val = le32_to_cpu(tuple->value);
+
+	return 0;
+}
+
+static int
+avs_parse_word_token(struct snd_soc_component *comp, void *elem, void *object, u32 offset)
+{
+	struct snd_soc_tplg_vendor_value_elem *tuple = elem;
+	u32 *val = (u32 *)((u8 *)object + offset);
+
+	*val = le32_to_cpu(tuple->value);
+
+	return 0;
+}
+
+static int
+avs_parse_string_token(struct snd_soc_component *comp, void *elem, void *object, u32 offset)
+{
+	struct snd_soc_tplg_vendor_string_elem *tuple = elem;
+	char *val = (char *)((u8 *)object + offset);
+
+	snprintf(val, SNDRV_CTL_ELEM_ID_NAME_MAXLEN, "%s", tuple->string);
+
+	return 0;
+}
+
+static int avs_parse_uuid_tokens(struct snd_soc_component *comp, void *object,
+				 const struct avs_tplg_token_parser *parsers, int count,
+				 struct snd_soc_tplg_vendor_array *tuples)
+{
+	struct snd_soc_tplg_vendor_uuid_elem *tuple;
+	int ret, i, j;
+
+	/* Parse element by element. */
+	for (i = 0; i < le32_to_cpu(tuples->num_elems); i++) {
+		tuple = &tuples->uuid[i];
+
+		for (j = 0; j < count; j++) {
+			/* Ignore non-UUID tokens. */
+			if (parsers[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID ||
+			    parsers[j].token != le32_to_cpu(tuple->token))
+				continue;
+
+			ret = parsers[j].parse(comp, tuple, object, parsers[j].offset);
+			if (ret)
+				return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int avs_parse_string_tokens(struct snd_soc_component *comp, void *object,
+				   const struct avs_tplg_token_parser *parsers, int count,
+				   struct snd_soc_tplg_vendor_array *tuples)
+{
+	struct snd_soc_tplg_vendor_string_elem *tuple;
+	int ret, i, j;
+
+	/* Parse element by element. */
+	for (i = 0; i < le32_to_cpu(tuples->num_elems); i++) {
+		tuple = &tuples->string[i];
+
+		for (j = 0; j < count; j++) {
+			/* Ignore non-string tokens. */
+			if (parsers[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING ||
+			    parsers[j].token != le32_to_cpu(tuple->token))
+				continue;
+
+			ret = parsers[j].parse(comp, tuple, object, parsers[j].offset);
+			if (ret)
+				return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int avs_parse_word_tokens(struct snd_soc_component *comp, void *object,
+				 const struct avs_tplg_token_parser *parsers, int count,
+				 struct snd_soc_tplg_vendor_array *tuples)
+{
+	struct snd_soc_tplg_vendor_value_elem *tuple;
+	int ret, i, j;
+
+	/* Parse element by element. */
+	for (i = 0; i < le32_to_cpu(tuples->num_elems); i++) {
+		tuple = &tuples->value[i];
+
+		for (j = 0; j < count; j++) {
+			/* Ignore non-integer tokens. */
+			if (!(parsers[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD ||
+			      parsers[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT ||
+			      parsers[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE ||
+			      parsers[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL))
+				continue;
+
+			if (parsers[j].token != le32_to_cpu(tuple->token))
+				continue;
+
+			ret = parsers[j].parse(comp, tuple, object, parsers[j].offset);
+			if (ret)
+				return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int avs_parse_tokens(struct snd_soc_component *comp, void *object,
+			    const struct avs_tplg_token_parser *parsers, size_t count,
+			    struct snd_soc_tplg_vendor_array *tuples, int priv_size)
+{
+	int array_size, ret;
+
+	while (priv_size > 0) {
+		array_size = le32_to_cpu(tuples->size);
+
+		if (array_size <= 0) {
+			dev_err(comp->dev, "invalid array size 0x%x\n", array_size);
+			return -EINVAL;
+		}
+
+		/* Make sure there is enough data before parsing. */
+		priv_size -= array_size;
+		if (priv_size < 0) {
+			dev_err(comp->dev, "invalid array size 0x%x\n", array_size);
+			return -EINVAL;
+		}
+
+		switch (le32_to_cpu(tuples->type)) {
+		case SND_SOC_TPLG_TUPLE_TYPE_UUID:
+			ret = avs_parse_uuid_tokens(comp, object, parsers, count, tuples);
+			break;
+		case SND_SOC_TPLG_TUPLE_TYPE_STRING:
+			ret = avs_parse_string_tokens(comp, object, parsers, count, tuples);
+			break;
+		case SND_SOC_TPLG_TUPLE_TYPE_BOOL:
+		case SND_SOC_TPLG_TUPLE_TYPE_BYTE:
+		case SND_SOC_TPLG_TUPLE_TYPE_SHORT:
+		case SND_SOC_TPLG_TUPLE_TYPE_WORD:
+			ret = avs_parse_word_tokens(comp, object, parsers, count, tuples);
+			break;
+		default:
+			dev_err(comp->dev, "unknown token type %d\n", tuples->type);
+			ret = -EINVAL;
+		}
+
+		if (ret) {
+			dev_err(comp->dev, "parsing %zu tokens of %d type failed: %d\n",
+				count, tuples->type, ret);
+			return ret;
+		}
+
+		tuples = avs_tplg_vendor_array_next(tuples);
+	}
+
+	return 0;
+}
+
+#define AVS_DEFINE_PTR_PARSER(name, type, member) \
+static int \
+avs_parse_##name##_ptr(struct snd_soc_component *comp, void *elem, void *object, u32 offset) \
+{ \
+	struct snd_soc_tplg_vendor_value_elem *tuple = elem;		\
+	struct avs_soc_component *acomp = to_avs_soc_component(comp);	\
+	type **val = (type **)(object + offset);			\
+	u32 idx;							\
+									\
+	idx = le32_to_cpu(tuple->value);				\
+	if (idx >= acomp->tplg->num_##member)				\
+		return -EINVAL;						\
+									\
+	*val = &acomp->tplg->member[idx];				\
+									\
+	return 0;							\
+}
+
+AVS_DEFINE_PTR_PARSER(audio_format, struct avs_audio_format, fmts);
+AVS_DEFINE_PTR_PARSER(modcfg_base, struct avs_tplg_modcfg_base, modcfgs_base);
+AVS_DEFINE_PTR_PARSER(modcfg_ext, struct avs_tplg_modcfg_ext, modcfgs_ext);
+AVS_DEFINE_PTR_PARSER(pplcfg, struct avs_tplg_pplcfg, pplcfgs);
+AVS_DEFINE_PTR_PARSER(binding, struct avs_tplg_binding, bindings);
+
+static int
+parse_audio_format_bitfield(struct snd_soc_component *comp, void *elem, void *object, u32 offset)
+{
+	struct snd_soc_tplg_vendor_value_elem *velem = elem;
+	struct avs_audio_format *audio_format = object;
+
+	switch (offset) {
+	case AVS_TKN_AFMT_NUM_CHANNELS_U32:
+		audio_format->num_channels = le32_to_cpu(velem->value);
+		break;
+	case AVS_TKN_AFMT_VALID_BIT_DEPTH_U32:
+		audio_format->valid_bit_depth = le32_to_cpu(velem->value);
+		break;
+	case AVS_TKN_AFMT_SAMPLE_TYPE_U32:
+		audio_format->sample_type = le32_to_cpu(velem->value);
+		break;
+	}
+
+	return 0;
+}
+
+static int parse_link_formatted_string(struct snd_soc_component *comp, void *elem,
+				       void *object, u32 offset)
+{
+	struct snd_soc_tplg_vendor_string_elem *tuple = elem;
+	struct snd_soc_acpi_mach *mach = dev_get_platdata(comp->card->dev);
+	char *val = (char *)((u8 *)object + offset);
+
+	/*
+	 * Dynamic naming - string formats, e.g.: ssp%d - supported only for
+	 * topologies describing single device e.g.: an I2S codec on SSP0.
+	 */
+	if (hweight_long(mach->mach_params.i2s_link_mask) != 1)
+		return avs_parse_string_token(comp, elem, object, offset);
+
+	snprintf(val, SNDRV_CTL_ELEM_ID_NAME_MAXLEN, tuple->string,
+		 __ffs(mach->mach_params.i2s_link_mask));
+
+	return 0;
+}
+
+static int
+parse_dictionary_header(struct snd_soc_component *comp,
+			struct snd_soc_tplg_vendor_array *tuples,
+			void **dict, u32 *num_entries, size_t entry_size,
+			u32 num_entries_token)
+{
+	struct snd_soc_tplg_vendor_value_elem *tuple;
+
+	/* Dictionary header consists of single tuple - entry count. */
+	tuple = tuples->value;
+	if (le32_to_cpu(tuple->token) != num_entries_token) {
+		dev_err(comp->dev, "invalid dictionary header, expected: %d\n",
+			num_entries_token);
+		return -EINVAL;
+	}
+
+	*num_entries = le32_to_cpu(tuple->value);
+	*dict = devm_kcalloc(comp->card->dev, *num_entries, entry_size, GFP_KERNEL);
+	if (!*dict)
+		return -ENOMEM;
+
+	return 0;
+}
+
+static int
+parse_dictionary_entries(struct snd_soc_component *comp,
+			 struct snd_soc_tplg_vendor_array *tuples, u32 block_size,
+			 void *dict, u32 num_entries, size_t entry_size,
+			 u32 entry_id_token,
+			 const struct avs_tplg_token_parser *parsers, size_t num_parsers)
+{
+	void *pos = dict;
+	int i;
+
+	for (i = 0; i < num_entries; i++) {
+		u32 esize;
+		int ret;
+
+		ret = avs_tplg_vendor_entry_size(tuples, block_size,
+						 entry_id_token, &esize);
+		if (ret)
+			return ret;
+
+		ret = avs_parse_tokens(comp, pos, parsers, num_parsers, tuples, esize);
+		if (ret < 0) {
+			dev_err(comp->dev, "parse entry: %d of type: %d failed: %d\n",
+				i, entry_id_token, ret);
+			return ret;
+		}
+
+		pos += entry_size;
+		block_size -= esize;
+		tuples = avs_tplg_vendor_array_at(tuples, esize);
+	}
+
+	return 0;
+}
+
+static int parse_dictionary(struct snd_soc_component *comp,
+			    struct snd_soc_tplg_vendor_array *tuples, u32 block_size,
+			    void **dict, u32 *num_entries, size_t entry_size,
+			    u32 num_entries_token, u32 entry_id_token,
+			    const struct avs_tplg_token_parser *parsers, size_t num_parsers)
+{
+	int ret;
+
+	ret = parse_dictionary_header(comp, tuples, dict, num_entries,
+				      entry_size, num_entries_token);
+	if (ret)
+		return ret;
+
+	block_size -= le32_to_cpu(tuples->size);
+	/* With header parsed, move on to parsing entries. */
+	tuples = avs_tplg_vendor_array_next(tuples);
+
+	return parse_dictionary_entries(comp, tuples, block_size, *dict,
+					*num_entries, entry_size,
+					entry_id_token, parsers, num_parsers);
+}
+
+static const struct avs_tplg_token_parser library_parsers[] = {
+	{
+		.token = AVS_TKN_LIBRARY_NAME_STRING,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_STRING,
+		.offset = offsetof(struct avs_tplg_library, name),
+		.parse = avs_parse_string_token,
+	},
+};
+
+static int avs_tplg_parse_libraries(struct snd_soc_component *comp,
+				    struct snd_soc_tplg_vendor_array *tuples, u32 block_size)
+{
+	struct avs_soc_component *acomp = to_avs_soc_component(comp);
+	struct avs_tplg *tplg = acomp->tplg;
+
+	return parse_dictionary(comp, tuples, block_size, (void **)&tplg->libs,
+				&tplg->num_libs, sizeof(*tplg->libs),
+				AVS_TKN_MANIFEST_NUM_LIBRARIES_U32,
+				AVS_TKN_LIBRARY_ID_U32,
+				library_parsers, ARRAY_SIZE(library_parsers));
+}
+
+static const struct avs_tplg_token_parser audio_format_parsers[] = {
+	{
+		.token = AVS_TKN_AFMT_SAMPLE_RATE_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_audio_format, sampling_freq),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_AFMT_BIT_DEPTH_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_audio_format, bit_depth),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_AFMT_CHANNEL_MAP_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_audio_format, channel_map),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_AFMT_CHANNEL_CFG_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_audio_format, channel_config),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_AFMT_INTERLEAVING_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_audio_format, interleaving),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_AFMT_NUM_CHANNELS_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = AVS_TKN_AFMT_NUM_CHANNELS_U32,
+		.parse = parse_audio_format_bitfield,
+	},
+	{
+		.token = AVS_TKN_AFMT_VALID_BIT_DEPTH_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = AVS_TKN_AFMT_VALID_BIT_DEPTH_U32,
+		.parse = parse_audio_format_bitfield,
+	},
+	{
+		.token = AVS_TKN_AFMT_SAMPLE_TYPE_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = AVS_TKN_AFMT_SAMPLE_TYPE_U32,
+		.parse = parse_audio_format_bitfield,
+	},
+};
+
+static int avs_tplg_parse_audio_formats(struct snd_soc_component *comp,
+					struct snd_soc_tplg_vendor_array *tuples,
+					u32 block_size)
+{
+	struct avs_soc_component *acomp = to_avs_soc_component(comp);
+	struct avs_tplg *tplg = acomp->tplg;
+
+	return parse_dictionary(comp, tuples, block_size, (void **)&tplg->fmts,
+				&tplg->num_fmts, sizeof(*tplg->fmts),
+				AVS_TKN_MANIFEST_NUM_AFMTS_U32,
+				AVS_TKN_AFMT_ID_U32,
+				audio_format_parsers, ARRAY_SIZE(audio_format_parsers));
+}
+
+static const struct avs_tplg_token_parser modcfg_base_parsers[] = {
+	{
+		.token = AVS_TKN_MODCFG_BASE_CPC_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_base, cpc),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_BASE_IBS_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_base, ibs),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_BASE_OBS_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_base, obs),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_BASE_PAGES_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_base, is_pages),
+		.parse = avs_parse_word_token,
+	},
+};
+
+static int avs_tplg_parse_modcfgs_base(struct snd_soc_component *comp,
+				       struct snd_soc_tplg_vendor_array *tuples,
+				       u32 block_size)
+{
+	struct avs_soc_component *acomp = to_avs_soc_component(comp);
+	struct avs_tplg *tplg = acomp->tplg;
+
+	return parse_dictionary(comp, tuples, block_size, (void **)&tplg->modcfgs_base,
+				&tplg->num_modcfgs_base, sizeof(*tplg->modcfgs_base),
+				AVS_TKN_MANIFEST_NUM_MODCFGS_BASE_U32,
+				AVS_TKN_MODCFG_BASE_ID_U32,
+				modcfg_base_parsers, ARRAY_SIZE(modcfg_base_parsers));
+}
+
+static const struct avs_tplg_token_parser modcfg_ext_parsers[] = {
+	{
+		.token = AVS_TKN_MODCFG_EXT_TYPE_UUID,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_UUID,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, type),
+		.parse = avs_parse_uuid_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_CPR_OUT_AFMT_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, copier.out_fmt),
+		.parse = avs_parse_audio_format_ptr,
+	},
+	{
+		.token = AVS_TKN_MODCFG_CPR_FEATURE_MASK_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, copier.feature_mask),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_CPR_VINDEX_U8,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_BYTE,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, copier.vindex),
+		.parse = avs_parse_byte_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_CPR_DMA_TYPE_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, copier.dma_type),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_CPR_DMABUFF_SIZE_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, copier.dma_buffer_size),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_CPR_BLOB_FMT_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, copier.blob_fmt),
+		.parse = avs_parse_audio_format_ptr,
+	},
+	{
+		.token = AVS_TKN_MODCFG_MICSEL_OUT_AFMT_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, micsel.out_fmt),
+		.parse = avs_parse_audio_format_ptr,
+	},
+	{
+		.token = AVS_TKN_MODCFG_INTELWOV_CPC_LP_MODE_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, wov.cpc_lp_mode),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_SRC_OUT_FREQ_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, src.out_freq),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_MUX_REF_AFMT_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, mux.ref_fmt),
+		.parse = avs_parse_audio_format_ptr,
+	},
+	{
+		.token = AVS_TKN_MODCFG_MUX_OUT_AFMT_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, mux.out_fmt),
+		.parse = avs_parse_audio_format_ptr,
+	},
+	{
+		.token = AVS_TKN_MODCFG_AEC_REF_AFMT_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, aec.ref_fmt),
+		.parse = avs_parse_audio_format_ptr,
+	},
+	{
+		.token = AVS_TKN_MODCFG_AEC_OUT_AFMT_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, aec.out_fmt),
+		.parse = avs_parse_audio_format_ptr,
+	},
+	{
+		.token = AVS_TKN_MODCFG_AEC_CPC_LP_MODE_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, aec.cpc_lp_mode),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_ASRC_OUT_FREQ_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, asrc.out_freq),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_ASRC_MODE_U8,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_BYTE,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, asrc.mode),
+		.parse = avs_parse_byte_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_ASRC_DISABLE_JITTER_U8,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_BYTE,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, asrc.disable_jitter_buffer),
+		.parse = avs_parse_byte_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_OUT_CHAN_CFG_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.out_channel_config),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_COEFF_SELECT_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.coefficients_select),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_COEFF_0_S32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.coefficients[0]),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_COEFF_1_S32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.coefficients[1]),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_COEFF_2_S32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.coefficients[2]),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_COEFF_3_S32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.coefficients[3]),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_COEFF_4_S32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.coefficients[4]),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_COEFF_5_S32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.coefficients[5]),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_COEFF_6_S32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.coefficients[6]),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_COEFF_7_S32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.coefficients[7]),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_UPDOWN_MIX_CHAN_MAP_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, updown_mix.channel_map),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_EXT_NUM_INPUT_PINS_U16,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_SHORT,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, generic.num_input_pins),
+		.parse = avs_parse_short_token,
+	},
+	{
+		.token = AVS_TKN_MODCFG_EXT_NUM_OUTPUT_PINS_U16,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_SHORT,
+		.offset = offsetof(struct avs_tplg_modcfg_ext, generic.num_output_pins),
+		.parse = avs_parse_short_token,
+	},
+};
+
+static const struct avs_tplg_token_parser pin_format_parsers[] = {
+	{
+		.token = AVS_TKN_PIN_FMT_INDEX_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_pin_format, pin_index),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_PIN_FMT_IOBS_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_pin_format, iobs),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_PIN_FMT_AFMT_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_pin_format, fmt),
+		.parse = avs_parse_audio_format_ptr,
+	},
+};
+
+static void
+assign_copier_gtw_instance(struct snd_soc_component *comp, struct avs_tplg_modcfg_ext *cfg)
+{
+	struct snd_soc_acpi_mach *mach;
+
+	if (!guid_equal(&cfg->type, &AVS_COPIER_MOD_UUID))
+		return;
+
+	/* Only I2S boards assign port instance in ->i2s_link_mask. */
+	switch (cfg->copier.dma_type) {
+	case AVS_DMA_I2S_LINK_OUTPUT:
+	case AVS_DMA_I2S_LINK_INPUT:
+		break;
+	default:
+		return;
+	}
+
+	mach = dev_get_platdata(comp->card->dev);
+
+	/* Automatic assignment only when board describes single SSP. */
+	if (hweight_long(mach->mach_params.i2s_link_mask) == 1 && !cfg->copier.vindex.i2s.instance)
+		cfg->copier.vindex.i2s.instance = __ffs(mach->mach_params.i2s_link_mask);
+}
+
+static int avs_tplg_parse_modcfg_ext(struct snd_soc_component *comp,
+				     struct avs_tplg_modcfg_ext *cfg,
+				     struct snd_soc_tplg_vendor_array *tuples,
+				     u32 block_size)
+{
+	u32 esize;
+	int ret;
+
+	/* See where pin block starts. */
+	ret = avs_tplg_vendor_entry_size(tuples, block_size,
+					 AVS_TKN_PIN_FMT_INDEX_U32, &esize);
+	if (ret)
+		return ret;
+
+	ret = avs_parse_tokens(comp, cfg, modcfg_ext_parsers,
+			       ARRAY_SIZE(modcfg_ext_parsers), tuples, esize);
+	if (ret)
+		return ret;
+
+	/* Update copier gateway based on board's i2s_link_mask. */
+	assign_copier_gtw_instance(comp, cfg);
+
+	block_size -= esize;
+	/* Parse trailing in/out pin formats if any. */
+	if (block_size) {
+		struct avs_tplg_pin_format *pins;
+		u32 num_pins;
+
+		num_pins = cfg->generic.num_input_pins + cfg->generic.num_output_pins;
+		if (!num_pins)
+			return -EINVAL;
+
+		pins = devm_kcalloc(comp->card->dev, num_pins, sizeof(*pins), GFP_KERNEL);
+		if (!pins)
+			return -ENOMEM;
+
+		tuples = avs_tplg_vendor_array_at(tuples, esize);
+		ret = parse_dictionary_entries(comp, tuples, block_size,
+					       pins, num_pins, sizeof(*pins),
+					       AVS_TKN_PIN_FMT_INDEX_U32,
+					       pin_format_parsers,
+					       ARRAY_SIZE(pin_format_parsers));
+		if (ret)
+			return ret;
+		cfg->generic.pin_fmts = pins;
+	}
+
+	return 0;
+}
+
+static int avs_tplg_parse_modcfgs_ext(struct snd_soc_component *comp,
+				      struct snd_soc_tplg_vendor_array *tuples,
+				      u32 block_size)
+{
+	struct avs_soc_component *acomp = to_avs_soc_component(comp);
+	struct avs_tplg *tplg = acomp->tplg;
+	int ret, i;
+
+	ret = parse_dictionary_header(comp, tuples, (void **)&tplg->modcfgs_ext,
+				      &tplg->num_modcfgs_ext,
+				      sizeof(*tplg->modcfgs_ext),
+				      AVS_TKN_MANIFEST_NUM_MODCFGS_EXT_U32);
+	if (ret)
+		return ret;
+
+	block_size -= le32_to_cpu(tuples->size);
+	/* With header parsed, move on to parsing entries. */
+	tuples = avs_tplg_vendor_array_next(tuples);
+
+	for (i = 0; i < tplg->num_modcfgs_ext; i++) {
+		struct avs_tplg_modcfg_ext *cfg = &tplg->modcfgs_ext[i];
+		u32 esize;
+
+		ret = avs_tplg_vendor_entry_size(tuples, block_size,
+						 AVS_TKN_MODCFG_EXT_ID_U32, &esize);
+		if (ret)
+			return ret;
+
+		ret = avs_tplg_parse_modcfg_ext(comp, cfg, tuples, esize);
+		if (ret)
+			return ret;
+
+		block_size -= esize;
+		tuples = avs_tplg_vendor_array_at(tuples, esize);
+	}
+
+	return 0;
+}
+
+static const struct avs_tplg_token_parser pplcfg_parsers[] = {
+	{
+		.token = AVS_TKN_PPLCFG_REQ_SIZE_U16,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_SHORT,
+		.offset = offsetof(struct avs_tplg_pplcfg, req_size),
+		.parse = avs_parse_short_token,
+	},
+	{
+		.token = AVS_TKN_PPLCFG_PRIORITY_U8,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_BYTE,
+		.offset = offsetof(struct avs_tplg_pplcfg, priority),
+		.parse = avs_parse_byte_token,
+	},
+	{
+		.token = AVS_TKN_PPLCFG_LOW_POWER_BOOL,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_BOOL,
+		.offset = offsetof(struct avs_tplg_pplcfg, lp),
+		.parse = avs_parse_bool_token,
+	},
+	{
+		.token = AVS_TKN_PPLCFG_ATTRIBUTES_U16,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_SHORT,
+		.offset = offsetof(struct avs_tplg_pplcfg, attributes),
+		.parse = avs_parse_short_token,
+	},
+	{
+		.token = AVS_TKN_PPLCFG_TRIGGER_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_pplcfg, trigger),
+		.parse = avs_parse_word_token,
+	},
+};
+
+static int avs_tplg_parse_pplcfgs(struct snd_soc_component *comp,
+				  struct snd_soc_tplg_vendor_array *tuples,
+				  u32 block_size)
+{
+	struct avs_soc_component *acomp = to_avs_soc_component(comp);
+	struct avs_tplg *tplg = acomp->tplg;
+
+	return parse_dictionary(comp, tuples, block_size, (void **)&tplg->pplcfgs,
+				&tplg->num_pplcfgs, sizeof(*tplg->pplcfgs),
+				AVS_TKN_MANIFEST_NUM_PPLCFGS_U32,
+				AVS_TKN_PPLCFG_ID_U32,
+				pplcfg_parsers, ARRAY_SIZE(pplcfg_parsers));
+}
+
+static const struct avs_tplg_token_parser binding_parsers[] = {
+	{
+		.token = AVS_TKN_BINDING_TARGET_TPLG_NAME_STRING,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_STRING,
+		.offset = offsetof(struct avs_tplg_binding, target_tplg_name),
+		.parse = parse_link_formatted_string,
+	},
+	{
+		.token = AVS_TKN_BINDING_TARGET_PATH_TMPL_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_binding, target_path_tmpl_id),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_BINDING_TARGET_PPL_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_binding, target_ppl_id),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_BINDING_TARGET_MOD_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_binding, target_mod_id),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_BINDING_TARGET_MOD_PIN_U8,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_BYTE,
+		.offset = offsetof(struct avs_tplg_binding, target_mod_pin),
+		.parse = avs_parse_byte_token,
+	},
+	{
+		.token = AVS_TKN_BINDING_MOD_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_binding, mod_id),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_BINDING_MOD_PIN_U8,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_BYTE,
+		.offset = offsetof(struct avs_tplg_binding, mod_pin),
+		.parse = avs_parse_byte_token,
+	},
+	{
+		.token = AVS_TKN_BINDING_IS_SINK_U8,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_BYTE,
+		.offset = offsetof(struct avs_tplg_binding, is_sink),
+		.parse = avs_parse_byte_token,
+	},
+};
+
+static int avs_tplg_parse_bindings(struct snd_soc_component *comp,
+				   struct snd_soc_tplg_vendor_array *tuples,
+				   u32 block_size)
+{
+	struct avs_soc_component *acomp = to_avs_soc_component(comp);
+	struct avs_tplg *tplg = acomp->tplg;
+
+	return parse_dictionary(comp, tuples, block_size, (void **)&tplg->bindings,
+				&tplg->num_bindings, sizeof(*tplg->bindings),
+				AVS_TKN_MANIFEST_NUM_BINDINGS_U32,
+				AVS_TKN_BINDING_ID_U32,
+				binding_parsers, ARRAY_SIZE(binding_parsers));
+}
+
+static const struct avs_tplg_token_parser module_parsers[] = {
+	{
+		.token = AVS_TKN_MOD_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_module, id),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_MOD_MODCFG_BASE_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_module, cfg_base),
+		.parse = avs_parse_modcfg_base_ptr,
+	},
+	{
+		.token = AVS_TKN_MOD_IN_AFMT_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_module, in_fmt),
+		.parse = avs_parse_audio_format_ptr,
+	},
+	{
+		.token = AVS_TKN_MOD_CORE_ID_U8,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_BYTE,
+		.offset = offsetof(struct avs_tplg_module, core_id),
+		.parse = avs_parse_byte_token,
+	},
+	{
+		.token = AVS_TKN_MOD_PROC_DOMAIN_U8,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_BYTE,
+		.offset = offsetof(struct avs_tplg_module, domain),
+		.parse = avs_parse_byte_token,
+	},
+	{
+		.token = AVS_TKN_MOD_MODCFG_EXT_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_module, cfg_ext),
+		.parse = avs_parse_modcfg_ext_ptr,
+	},
+};
+
+static struct avs_tplg_module *
+avs_tplg_module_create(struct snd_soc_component *comp, struct avs_tplg_pipeline *owner,
+		       struct snd_soc_tplg_vendor_array *tuples, u32 block_size)
+{
+	struct avs_tplg_module *module;
+	int ret;
+
+	module = devm_kzalloc(comp->card->dev, sizeof(*module), GFP_KERNEL);
+	if (!module)
+		return ERR_PTR(-ENOMEM);
+
+	ret = avs_parse_tokens(comp, module, module_parsers,
+			       ARRAY_SIZE(module_parsers), tuples, block_size);
+	if (ret < 0)
+		return ERR_PTR(ret);
+
+	module->owner = owner;
+	INIT_LIST_HEAD(&module->node);
+
+	return module;
+}
+
+static const struct avs_tplg_token_parser pipeline_parsers[] = {
+	{
+		.token = AVS_TKN_PPL_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_pipeline, id),
+		.parse = avs_parse_word_token,
+	},
+	{
+		.token = AVS_TKN_PPL_PPLCFG_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_pipeline, cfg),
+		.parse = avs_parse_pplcfg_ptr,
+	},
+	{
+		.token = AVS_TKN_PPL_NUM_BINDING_IDS_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg_pipeline, num_bindings),
+		.parse = avs_parse_word_token,
+	},
+};
+
+static const struct avs_tplg_token_parser bindings_parsers[] = {
+	{
+		.token = AVS_TKN_PPL_BINDING_ID_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = 0, /* to treat pipeline->bindings as dictionary */
+		.parse = avs_parse_binding_ptr,
+	},
+};
+
+static struct avs_tplg_pipeline *
+avs_tplg_pipeline_create(struct snd_soc_component *comp, struct avs_tplg_path *owner,
+			 struct snd_soc_tplg_vendor_array *tuples, u32 block_size)
+{
+	struct avs_tplg_pipeline *pipeline;
+	u32 modblk_size, offset;
+	int ret;
+
+	pipeline = devm_kzalloc(comp->card->dev, sizeof(*pipeline), GFP_KERNEL);
+	if (!pipeline)
+		return ERR_PTR(-ENOMEM);
+
+	pipeline->owner = owner;
+	INIT_LIST_HEAD(&pipeline->mod_list);
+
+	/* Pipeline header MUST be followed by at least one module. */
+	ret = avs_tplg_vendor_array_lookup(tuples, block_size,
+					   AVS_TKN_MOD_ID_U32, &offset);
+	if (!ret && !offset)
+		ret = -EINVAL;
+	if (ret)
+		return ERR_PTR(ret);
+
+	/* Process header which precedes module sections. */
+	ret = avs_parse_tokens(comp, pipeline, pipeline_parsers,
+			       ARRAY_SIZE(pipeline_parsers), tuples, offset);
+	if (ret < 0)
+		return ERR_PTR(ret);
+
+	block_size -= offset;
+	tuples = avs_tplg_vendor_array_at(tuples, offset);
+
+	/* Optionally, binding sections follow module ones. */
+	ret = avs_tplg_vendor_array_lookup_next(tuples, block_size,
+						AVS_TKN_PPL_BINDING_ID_U32, &offset);
+	if (ret) {
+		if (ret != -ENOENT)
+			return ERR_PTR(ret);
+
+		/* Does header information match actual block layout? */
+		if (pipeline->num_bindings)
+			return ERR_PTR(-EINVAL);
+
+		modblk_size = block_size;
+	} else {
+		pipeline->bindings = devm_kcalloc(comp->card->dev, pipeline->num_bindings,
+						  sizeof(*pipeline->bindings), GFP_KERNEL);
+		if (!pipeline->bindings)
+			return ERR_PTR(-ENOMEM);
+
+		modblk_size = offset;
+	}
+
+	block_size -= modblk_size;
+	do {
+		struct avs_tplg_module *module;
+		u32 esize;
+
+		ret = avs_tplg_vendor_entry_size(tuples, modblk_size,
+						 AVS_TKN_MOD_ID_U32, &esize);
+		if (ret)
+			return ERR_PTR(ret);
+
+		module = avs_tplg_module_create(comp, pipeline, tuples, esize);
+		if (IS_ERR(module)) {
+			dev_err(comp->dev, "parse module failed: %ld\n",
+				PTR_ERR(module));
+			return ERR_CAST(module);
+		}
+
+		list_add_tail(&module->node, &pipeline->mod_list);
+		modblk_size -= esize;
+		tuples = avs_tplg_vendor_array_at(tuples, esize);
+	} while (modblk_size > 0);
+
+	/* What's left is optional range of bindings. */
+	ret = parse_dictionary_entries(comp, tuples, block_size, pipeline->bindings,
+				       pipeline->num_bindings, sizeof(*pipeline->bindings),
+				       AVS_TKN_PPL_BINDING_ID_U32,
+				       bindings_parsers, ARRAY_SIZE(bindings_parsers));
+	if (ret)
+		return ERR_PTR(ret);
+
+	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;
+}
+
+static int avs_route_load(struct snd_soc_component *comp, int index,
+			  struct snd_soc_dapm_route *route)
+{
+	struct snd_soc_acpi_mach *mach = dev_get_platdata(comp->card->dev);
+	size_t len = SNDRV_CTL_ELEM_ID_NAME_MAXLEN;
+	char buf[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
+	u32 port;
+
+	/* See parse_link_formatted_string() for dynamic naming when(s). */
+	if (hweight_long(mach->mach_params.i2s_link_mask) == 1) {
+		port = __ffs(mach->mach_params.i2s_link_mask);
+
+		snprintf(buf, len, route->source, port);
+		strncpy((char *)route->source, buf, len);
+		snprintf(buf, len, route->sink, port);
+		strncpy((char *)route->sink, buf, len);
+		if (route->control) {
+			snprintf(buf, len, route->control, port);
+			strncpy((char *)route->control, buf, len);
+		}
+	}
+
+	return 0;
+}
+
+static int avs_widget_load(struct snd_soc_component *comp, int index,
+			   struct snd_soc_dapm_widget *w,
+			   struct snd_soc_tplg_dapm_widget *dw)
+{
+	struct snd_soc_acpi_mach *mach;
+	struct avs_tplg_path_template *template;
+	struct avs_soc_component *acomp = to_avs_soc_component(comp);
+	struct avs_tplg *tplg;
+
+	if (!le32_to_cpu(dw->priv.size))
+		return 0;
+
+	tplg = acomp->tplg;
+	mach = dev_get_platdata(comp->card->dev);
+
+	/* See parse_link_formatted_string() for dynamic naming when(s). */
+	if (hweight_long(mach->mach_params.i2s_link_mask) == 1) {
+		kfree(w->name);
+		/* w->name is freed later by soc_tplg_dapm_widget_create() */
+		w->name = kasprintf(GFP_KERNEL, dw->name, __ffs(mach->mach_params.i2s_link_mask));
+		if (!w->name)
+			return -ENOMEM;
+	}
+
+	template = avs_tplg_path_template_create(comp, tplg, dw->priv.array,
+						 le32_to_cpu(dw->priv.size));
+	if (IS_ERR(template)) {
+		dev_err(comp->dev, "widget %s load failed: %ld\n", dw->name,
+			PTR_ERR(template));
+		return PTR_ERR(template);
+	}
+
+	w->priv = template; /* link path information to widget */
+	list_add_tail(&template->node, &tplg->path_tmpl_list);
+	return 0;
+}
+
+static int avs_dai_load(struct snd_soc_component *comp, int index,
+			struct snd_soc_dai_driver *dai_drv, struct snd_soc_tplg_pcm *pcm,
+			struct snd_soc_dai *dai)
+{
+	if (pcm)
+		dai_drv->ops = &avs_dai_fe_ops;
+	return 0;
+}
+
+static int avs_link_load(struct snd_soc_component *comp, int index, struct snd_soc_dai_link *link,
+			 struct snd_soc_tplg_link_config *cfg)
+{
+	if (!link->no_pcm) {
+		/* Stream control handled by IPCs. */
+		link->nonatomic = true;
+
+		/* Open LINK (BE) pipes last and close them first to prevent xruns. */
+		link->trigger[0] = SND_SOC_DPCM_TRIGGER_PRE;
+		link->trigger[1] = SND_SOC_DPCM_TRIGGER_PRE;
+	}
+
+	return 0;
+}
+
+static const struct avs_tplg_token_parser manifest_parsers[] = {
+	{
+		.token = AVS_TKN_MANIFEST_NAME_STRING,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_STRING,
+		.offset = offsetof(struct avs_tplg, name),
+		.parse = parse_link_formatted_string,
+	},
+	{
+		.token = AVS_TKN_MANIFEST_VERSION_U32,
+		.type = SND_SOC_TPLG_TUPLE_TYPE_WORD,
+		.offset = offsetof(struct avs_tplg, version),
+		.parse = avs_parse_word_token,
+	},
+};
+
+static int avs_manifest(struct snd_soc_component *comp, int index,
+			struct snd_soc_tplg_manifest *manifest)
+{
+	struct snd_soc_tplg_vendor_array *tuples = manifest->priv.array;
+	struct avs_soc_component *acomp = to_avs_soc_component(comp);
+	size_t remaining = le32_to_cpu(manifest->priv.size);
+	u32 offset;
+	int ret;
+
+	ret = avs_tplg_vendor_array_lookup(tuples, remaining,
+					   AVS_TKN_MANIFEST_NUM_LIBRARIES_U32, &offset);
+	/* Manifest MUST begin with a header. */
+	if (!ret && !offset)
+		ret = -EINVAL;
+	if (ret) {
+		dev_err(comp->dev, "incorrect manifest format: %d\n", ret);
+		return ret;
+	}
+
+	/* Process header which precedes any of the dictionaries. */
+	ret = avs_parse_tokens(comp, acomp->tplg, manifest_parsers,
+			       ARRAY_SIZE(manifest_parsers), tuples, offset);
+	if (ret < 0)
+		return ret;
+
+	remaining -= offset;
+	tuples = avs_tplg_vendor_array_at(tuples, offset);
+
+	ret = avs_tplg_vendor_array_lookup(tuples, remaining,
+					   AVS_TKN_MANIFEST_NUM_AFMTS_U32, &offset);
+	if (ret) {
+		dev_err(comp->dev, "audio formats lookup failed: %d\n", ret);
+		return ret;
+	}
+
+	/* Libraries dictionary. */
+	ret = avs_tplg_parse_libraries(comp, tuples, offset);
+	if (ret < 0)
+		return ret;
+
+	remaining -= offset;
+	tuples = avs_tplg_vendor_array_at(tuples, offset);
+
+	ret = avs_tplg_vendor_array_lookup(tuples, remaining,
+					   AVS_TKN_MANIFEST_NUM_MODCFGS_BASE_U32, &offset);
+	if (ret) {
+		dev_err(comp->dev, "modcfgs_base lookup failed: %d\n", ret);
+		return ret;
+	}
+
+	/* Audio formats dictionary. */
+	ret = avs_tplg_parse_audio_formats(comp, tuples, offset);
+	if (ret < 0)
+		return ret;
+
+	remaining -= offset;
+	tuples = avs_tplg_vendor_array_at(tuples, offset);
+
+	ret = avs_tplg_vendor_array_lookup(tuples, remaining,
+					   AVS_TKN_MANIFEST_NUM_MODCFGS_EXT_U32, &offset);
+	if (ret) {
+		dev_err(comp->dev, "modcfgs_ext lookup failed: %d\n", ret);
+		return ret;
+	}
+
+	/* Module configs-base dictionary. */
+	ret = avs_tplg_parse_modcfgs_base(comp, tuples, offset);
+	if (ret < 0)
+		return ret;
+
+	remaining -= offset;
+	tuples = avs_tplg_vendor_array_at(tuples, offset);
+
+	ret = avs_tplg_vendor_array_lookup(tuples, remaining,
+					   AVS_TKN_MANIFEST_NUM_PPLCFGS_U32, &offset);
+	if (ret) {
+		dev_err(comp->dev, "pplcfgs lookup failed: %d\n", ret);
+		return ret;
+	}
+
+	/* Module configs-ext dictionary. */
+	ret = avs_tplg_parse_modcfgs_ext(comp, tuples, offset);
+	if (ret < 0)
+		return ret;
+
+	remaining -= offset;
+	tuples = avs_tplg_vendor_array_at(tuples, offset);
+
+	ret = avs_tplg_vendor_array_lookup(tuples, remaining,
+					   AVS_TKN_MANIFEST_NUM_BINDINGS_U32, &offset);
+	if (ret) {
+		dev_err(comp->dev, "bindings lookup failed: %d\n", ret);
+		return ret;
+	}
+
+	/* Pipeline configs dictionary. */
+	ret = avs_tplg_parse_pplcfgs(comp, tuples, offset);
+	if (ret < 0)
+		return ret;
+
+	remaining -= offset;
+	tuples = avs_tplg_vendor_array_at(tuples, offset);
+
+	/* Bindings dictionary. */
+	return avs_tplg_parse_bindings(comp, tuples, remaining);
+}
+
+static struct snd_soc_tplg_ops avs_tplg_ops = {
+	.dapm_route_load	= avs_route_load,
+	.widget_load		= avs_widget_load,
+	.dai_load		= avs_dai_load,
+	.link_load		= avs_link_load,
+	.manifest		= avs_manifest,
+};
+
+struct avs_tplg *avs_tplg_new(struct snd_soc_component *comp)
+{
+	struct avs_tplg *tplg;
+
+	tplg = devm_kzalloc(comp->card->dev, sizeof(*tplg), GFP_KERNEL);
+	if (!tplg)
+		return NULL;
+
+	tplg->comp = comp;
+	INIT_LIST_HEAD(&tplg->path_tmpl_list);
+
+	return tplg;
+}
+
+int avs_load_topology(struct snd_soc_component *comp, const char *filename)
+{
+	const struct firmware *fw;
+	int ret;
+
+	ret = request_firmware(&fw, filename, comp->dev);
+	if (ret < 0) {
+		dev_err(comp->dev, "request topology \"%s\" failed: %d\n", filename, ret);
+		return ret;
+	}
+
+	ret = snd_soc_tplg_component_load(comp, &avs_tplg_ops, fw);
+	if (ret < 0)
+		dev_err(comp->dev, "load topology \"%s\" failed: %d\n", filename, ret);
+
+	release_firmware(fw);
+	return ret;
+}
+
+int avs_remove_topology(struct snd_soc_component *comp)
+{
+	snd_soc_tplg_component_remove(comp);
+
+	return 0;
+}