Re: [PATCH v7 16/22] ASoC: qdsp6: audioreach: add module configuration command helpers

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> +static int audioreach_i2s_set_media_format(struct q6apm_graph *graph,
> +					   struct audioreach_module *module,
> +					   struct audioreach_module_config *cfg)
> +{
> +	struct apm_module_frame_size_factor_cfg *fs_cfg;
> +	struct apm_module_param_data *param_data;
> +	struct apm_i2s_module_intf_cfg *intf_cfg;
> +	struct apm_module_hw_ep_mf_cfg *hw_cfg;
> +	int ic_sz, ep_sz, fs_sz;
> +	int rc, payload_size;
> +	struct gpr_pkt *pkt;
> +	void *p;
> +
> +	ic_sz = APM_I2S_INTF_CFG_PSIZE;
> +	ep_sz = APM_HW_EP_CFG_PSIZE;
> +	fs_sz = APM_FS_CFG_PSIZE;
> +
> +	payload_size = ic_sz + ep_sz + fs_sz;
> +
> +	pkt = audioreach_alloc_apm_cmd_pkt(payload_size, APM_CMD_SET_CFG, 0);
> +	if (IS_ERR(pkt))
> +		return -ENOMEM;
> +
> +	p = (void *)pkt + GPR_HDR_SIZE + APM_CMD_HDR_SIZE;
> +	intf_cfg = p;
> +
> +	param_data = &intf_cfg->param_data;
> +	param_data->module_instance_id = module->instance_id;
> +	param_data->error_code = 0;
> +	param_data->param_id = PARAM_ID_I2S_INTF_CFG;
> +	param_data->param_size = ic_sz - APM_MODULE_PARAM_DATA_SIZE;
> +
> +	intf_cfg->cfg.intf_idx = module->hw_interface_idx;
> +	intf_cfg->cfg.sd_line_idx = module->sd_line_idx;
> +
> +	switch (cfg->fmt & SND_SOC_DAIFMT_MASTER_MASK) {

SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK

> +	case SND_SOC_DAIFMT_CBC_CFC:
> +		intf_cfg->cfg.ws_src = CONFIG_I2S_WS_SRC_INTERNAL;
> +		break;
> +	case SND_SOC_DAIFMT_CBP_CFP:
> +		/* CPU is slave */
> +		intf_cfg->cfg.ws_src = CONFIG_I2S_WS_SRC_EXTERNAL;
> +		break;
> +	default:
> +		break;
> +	}
> +
> +	p += ic_sz;
> +	hw_cfg = p;
> +	param_data = &hw_cfg->param_data;
> +	param_data->module_instance_id = module->instance_id;
> +	param_data->error_code = 0;
> +	param_data->param_id = PARAM_ID_HW_EP_MF_CFG;
> +	param_data->param_size = ep_sz - APM_MODULE_PARAM_DATA_SIZE;
> +
> +	hw_cfg->mf.sample_rate = cfg->sample_rate;
> +	hw_cfg->mf.bit_width = cfg->bit_width;
> +	hw_cfg->mf.num_channels = cfg->num_channels;
> +	hw_cfg->mf.data_format = module->data_format;
> +
> +	p += ep_sz;
> +	fs_cfg = p;
> +	param_data = &fs_cfg->param_data;
> +	param_data->module_instance_id = module->instance_id;
> +	param_data->error_code = 0;
> +	param_data->param_id = PARAM_ID_HW_EP_FRAME_SIZE_FACTOR;
> +	param_data->param_size = fs_sz - APM_MODULE_PARAM_DATA_SIZE;
> +	fs_cfg->frame_size_factor = 1;
> +
> +	rc = q6apm_send_cmd_sync(graph->apm, pkt, 0);
> +
> +	kfree(pkt);
> +
> +	return rc;
> +}

> +int audioreach_map_memory_regions(struct q6apm_graph *graph, unsigned int dir, size_t period_sz,
> +				  unsigned int periods, bool is_contiguous)
> +{
> +	struct apm_shared_map_region_payload *mregions;
> +	struct apm_cmd_shared_mem_map_regions *cmd;
> +	uint32_t num_regions, buf_sz, payload_size;
> +	struct audioreach_graph_data *data;
> +	struct gpr_pkt *pkt;
> +	void *p;
> +	int rc, i;
> +
> +	if (dir == SNDRV_PCM_STREAM_PLAYBACK)
> +		data = &graph->rx_data;
> +	else
> +		data = &graph->tx_data;
> +
> +	if (is_contiguous) {
> +		num_regions = 1;
> +		buf_sz = period_sz * periods;
> +	} else {
> +		buf_sz = period_sz;
> +		num_regions = periods;
> +	}
> +
> +	/* DSP expects size should be aligned to 4K */
> +	buf_sz = ALIGN(buf_sz, 4096);
> +
> +	payload_size = sizeof(*cmd) + (sizeof(*mregions) * num_regions);
> +
> +	pkt = audioreach_alloc_apm_pkt(payload_size, APM_CMD_SHARED_MEM_MAP_REGIONS, dir,
> +				     graph->port->id);
> +	if (IS_ERR(pkt))
> +		return -ENOMEM;

return PTR_ERR(pkt) ?


> +int audioreach_shared_memory_send_eos(struct q6apm_graph *graph)
> +{
> +	struct data_cmd_wr_sh_mem_ep_eos *eos;
> +	struct gpr_pkt *pkt;
> +	int rc = 0, iid;
> +
> +	iid = q6apm_graph_get_rx_shmem_module_iid(graph);
> +	pkt = audioreach_alloc_cmd_pkt(sizeof(*eos), DATA_CMD_WR_SH_MEM_EP_EOS, 0,
> +				       graph->port->id, iid);
> +	if (IS_ERR(pkt))
> +		return -ENOMEM;

return PTR_ERR(pkt) ?

> +
> +	eos = (void *)pkt + GPR_HDR_SIZE + APM_CMD_HDR_SIZE;
> +
> +	eos->policy = WR_SH_MEM_EP_EOS_POLICY_LAST;
> +
> +	rc = gpr_send_port_pkt(graph->port, pkt);
> +	kfree(pkt);
> +
> +	return rc;
> +}

> +int q6apm_unmap_memory_regions(struct q6apm_graph *graph, unsigned int dir)
> +{
> +	struct apm_cmd_shared_mem_unmap_regions *cmd;
> +	struct audioreach_graph_data *data;
> +	struct gpr_pkt *pkt;
> +	int rc;
> +
> +	if (dir == SNDRV_PCM_STREAM_PLAYBACK)
> +		data = &graph->rx_data;
> +	else
> +		data = &graph->tx_data;
> +
> +	if (!data->mem_map_handle)
> +		return 0;
> +
> +	pkt = audioreach_alloc_apm_pkt(sizeof(*cmd), APM_CMD_SHARED_MEM_UNMAP_REGIONS, dir,
> +				     graph->port->id);
> +	if (IS_ERR(pkt))
> +		return -ENOMEM;

return PTR_ERR(pkt) ?

> +
> +	cmd = (void *)pkt + GPR_HDR_SIZE;
> +	cmd->mem_map_handle = data->mem_map_handle;
> +
> +	rc = audioreach_graph_send_cmd_sync(graph, pkt, APM_CMD_SHARED_MEM_UNMAP_REGIONS);
> +	kfree(pkt);
> +
> +	audioreach_graph_free_buf(graph);
> +
> +	return rc;
> +}
> +EXPORT_SYMBOL_GPL(q6apm_unmap_memory_regions);
> +
> +int q6apm_graph_media_format_pcm(struct q6apm_graph *graph, struct audioreach_module_config *cfg)
> +{
> +	struct audioreach_graph_info *info = graph->info;
> +	struct audioreach_sub_graph *sgs;
> +	struct audioreach_container *container;
> +	struct audioreach_module *module;
> +
> +	list_for_each_entry(sgs, &info->sg_list, node) {
> +		list_for_each_entry(container, &sgs->container_list, node) {
> +			list_for_each_entry(module, &container->modules_list, node) {
> +				if ((module->module_id == MODULE_ID_WR_SHARED_MEM_EP) ||
> +					(module->module_id == MODULE_ID_RD_SHARED_MEM_EP))
> +					continue;
> +
> +				audioreach_set_media_format(graph, module, cfg);
> +			}
> +		}
> +	}
> +
> +	return 0;
> +
> +}

> +int q6apm_write_async(struct q6apm_graph *graph, uint32_t len, uint32_t msw_ts,
> +		      uint32_t lsw_ts, uint32_t wflags)
> +{
> +	struct apm_data_cmd_wr_sh_mem_ep_data_buffer_v2 *write_buffer;
> +	struct audio_buffer *ab;
> +	struct gpr_pkt *pkt;
> +	int rc, iid;
> +
> +	iid = q6apm_graph_get_rx_shmem_module_iid(graph);
> +	pkt = audioreach_alloc_pkt(sizeof(*write_buffer), DATA_CMD_WR_SH_MEM_EP_DATA_BUFFER_V2,
> +				   graph->rx_data.dsp_buf | (len << APM_WRITE_TOKEN_LEN_SHIFT),
> +				   graph->port->id, iid);
> +	if (IS_ERR(pkt))
> +		return -ENOMEM;

return PTR_ERR(pkt) ?

> +
> +	write_buffer = (void *)pkt + GPR_HDR_SIZE;
> +
> +	mutex_lock(&graph->lock);
> +	ab = &graph->rx_data.buf[graph->rx_data.dsp_buf];
> +
> +	write_buffer->buf_addr_lsw = lower_32_bits(ab->phys);
> +	write_buffer->buf_addr_msw = upper_32_bits(ab->phys);
> +	write_buffer->buf_size = len;
> +	write_buffer->timestamp_lsw = lsw_ts;
> +	write_buffer->timestamp_msw = msw_ts;
> +	write_buffer->mem_map_handle = graph->rx_data.mem_map_handle;
> +	write_buffer->flags = wflags;
> +
> +	graph->rx_data.dsp_buf++;
> +
> +	if (graph->rx_data.dsp_buf >= graph->rx_data.num_periods)
> +		graph->rx_data.dsp_buf = 0;
> +
> +	mutex_unlock(&graph->lock);
> +
> +	rc = gpr_send_port_pkt(graph->port, pkt);
> +
> +	kfree(pkt);
> +
> +	return rc;
> +}
> +EXPORT_SYMBOL_GPL(q6apm_write_async);
> +
> +int q6apm_read(struct q6apm_graph *graph)
> +{
> +	struct data_cmd_rd_sh_mem_ep_data_buffer_v2 *read_buffer;
> +	struct audioreach_graph_data *port;
> +	struct audio_buffer *ab;
> +	struct gpr_pkt *pkt;
> +	int rc, iid;
> +
> +	iid = q6apm_graph_get_tx_shmem_module_iid(graph);
> +	pkt = audioreach_alloc_pkt(sizeof(*read_buffer), DATA_CMD_RD_SH_MEM_EP_DATA_BUFFER_V2,
> +				   graph->tx_data.dsp_buf, graph->port->id, iid);
> +	if (IS_ERR(pkt))
> +		return -ENOMEM;

return PTR_ERR(pkt) ?

> +
> +	read_buffer = (void *)pkt + GPR_HDR_SIZE;
> +
> +	mutex_lock(&graph->lock);
> +	port = &graph->tx_data;
> +	ab = &port->buf[port->dsp_buf];
> +
> +	read_buffer->buf_addr_lsw = lower_32_bits(ab->phys);
> +	read_buffer->buf_addr_msw = upper_32_bits(ab->phys);
> +	read_buffer->mem_map_handle = port->mem_map_handle;
> +	read_buffer->buf_size = ab->size;
> +
> +	port->dsp_buf++;
> +
> +	if (port->dsp_buf >= port->num_periods)
> +		port->dsp_buf = 0;
> +
> +	mutex_unlock(&graph->lock);
> +
> +	rc = gpr_send_port_pkt(graph->port, pkt);
> +	kfree(pkt);
> +
> +	return rc;
> +}



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