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

+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;

+}