mirror of https://github.com/thesofproject/sof.git
109 lines
2.8 KiB
C
109 lines
2.8 KiB
C
// SPDX-License-Identifier: BSD-3-Clause
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//
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// Copyright(c) 2019 Intel Corporation. All rights reserved.
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//
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// Author: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
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/* Topology parser */
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <stddef.h>
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#include <errno.h>
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#include <unistd.h>
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#include <string.h>
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#include <ipc/topology.h>
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#include <ipc/stream.h>
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#include <ipc/dai.h>
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#include <sof/common.h>
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#include <sof/lib/uuid.h>
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#include <sof/ipc/topology.h>
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#include <tplg_parser/topology.h>
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#include <tplg_parser/tokens.h>
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static const struct sof_topology_token dai_tokens[] = {
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{SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type,
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offsetof(struct sof_ipc_comp_dai, type), 0},
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{SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_uint32_t,
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offsetof(struct sof_ipc_comp_dai, dai_index), 0},
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{SOF_TKN_DAI_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_uint32_t,
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offsetof(struct sof_ipc_comp_dai, direction), 0},
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};
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/* load dai component */
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int tplg_create_dai(struct tplg_context *ctx, struct sof_ipc_comp_dai *comp_dai)
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{
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struct snd_soc_tplg_vendor_array *array;
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size_t total_array_size = 0, read_size;
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FILE *file = ctx->file;
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int size = ctx->widget->priv.size;
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int comp_id = ctx->comp_id;
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int ret;
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/* configure comp_dai */
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comp_dai->comp.hdr.size = sizeof(*comp_dai);
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comp_dai->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW;
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comp_dai->comp.id = comp_id;
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comp_dai->comp.type = SOF_COMP_DAI;
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comp_dai->comp.pipeline_id = ctx->pipeline_id;
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comp_dai->config.hdr.size = sizeof(comp_dai->config);
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/* allocate memory for vendor tuple array */
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array = (struct snd_soc_tplg_vendor_array *)malloc(size);
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if (!array) {
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fprintf(stderr, "error: mem alloc\n");
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return -errno;
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}
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/* read vendor tokens */
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while (total_array_size < size) {
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read_size = sizeof(struct snd_soc_tplg_vendor_array);
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ret = fread(array, read_size, 1, file);
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if (ret != 1) {
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free(array);
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return -EINVAL;
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}
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/* check for array size mismatch */
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if (!is_valid_priv_size(total_array_size, size, array)) {
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fprintf(stderr, "error: load dai array size mismatch\n");
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free(array);
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return -EINVAL;
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}
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ret = tplg_read_array(array, file);
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if (ret) {
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fprintf(stderr, "error: read array fail\n");
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free(array);
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return ret;
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}
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ret = sof_parse_tokens(comp_dai, dai_tokens,
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ARRAY_SIZE(dai_tokens), array,
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array->size);
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if (ret != 0) {
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fprintf(stderr, "error: parse dai tokens failed %d\n",
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size);
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free(array);
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return -EINVAL;
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}
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/* parse comp tokens */
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ret = sof_parse_tokens(&comp_dai->config, comp_tokens,
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ARRAY_SIZE(comp_tokens), array,
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array->size);
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if (ret != 0) {
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fprintf(stderr, "error: parse filewrite tokens %d\n",
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size);
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free(array);
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return -EINVAL;
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}
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total_array_size += array->size;
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}
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free(array);
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return 0;
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}
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