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ASoC: SOF: ipc4-topology: Add prepare op for AIF type widgets
authorRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Thu, 9 Jun 2022 03:26:25 +0000 (20:26 -0700)
committerMark Brown <broonie@kernel.org>
Fri, 10 Jun 2022 12:31:53 +0000 (13:31 +0100)
Define the prepare op for the AIF type widgets for IPC4.
The prepare op is responsible for choosing the input/output audio
formats for these widgets based on the runtime PCM params, assigning the
instance ID and updating the total memory usage for the pipelines these
widgets belong to.

Co-developed-by: Rander Wang <rander.wang@linux.intel.com>
Signed-off-by: Rander Wang <rander.wang@linux.intel.com>
Co-developed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20220609032643.916882-6-ranjani.sridharan@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/sof/ipc4-topology.c
sound/soc/sof/ipc4-topology.h

index 5bb8030..1a73c16 100644 (file)
@@ -557,6 +557,290 @@ err:
        return ret;
 }
 
+static void
+sof_ipc4_update_pipeline_mem_usage(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget,
+                                  struct sof_ipc4_base_module_cfg *base_config)
+{
+       struct sof_ipc4_fw_module *fw_module = swidget->module_info;
+       struct snd_sof_widget *pipe_widget;
+       struct sof_ipc4_pipeline *pipeline;
+       int task_mem, queue_mem;
+       int ibs, bss, total;
+
+       ibs = base_config->ibs;
+       bss = base_config->is_pages;
+
+       task_mem = SOF_IPC4_PIPELINE_OBJECT_SIZE;
+       task_mem += SOF_IPC4_MODULE_INSTANCE_LIST_ITEM_SIZE + bss;
+
+       if (fw_module->man4_module_entry.type & SOF_IPC4_MODULE_LL) {
+               task_mem += SOF_IPC4_FW_ROUNDUP(SOF_IPC4_LL_TASK_OBJECT_SIZE);
+               task_mem += SOF_IPC4_FW_MAX_QUEUE_COUNT * SOF_IPC4_MODULE_INSTANCE_LIST_ITEM_SIZE;
+               task_mem += SOF_IPC4_LL_TASK_LIST_ITEM_SIZE;
+       } else {
+               task_mem += SOF_IPC4_FW_ROUNDUP(SOF_IPC4_DP_TASK_OBJECT_SIZE);
+               task_mem += SOF_IPC4_DP_TASK_LIST_SIZE;
+       }
+
+       ibs = SOF_IPC4_FW_ROUNDUP(ibs);
+       queue_mem = SOF_IPC4_FW_MAX_QUEUE_COUNT * (SOF_IPC4_DATA_QUEUE_OBJECT_SIZE +  ibs);
+
+       total = SOF_IPC4_FW_PAGE(task_mem + queue_mem);
+
+       pipe_widget = swidget->pipe_widget;
+       pipeline = pipe_widget->private;
+       pipeline->mem_usage += total;
+}
+
+static int sof_ipc4_widget_assign_instance_id(struct snd_sof_dev *sdev,
+                                             struct snd_sof_widget *swidget)
+{
+       struct sof_ipc4_fw_module *fw_module = swidget->module_info;
+       int max_instances = fw_module->man4_module_entry.instance_max_count;
+
+       swidget->instance_id = ida_alloc_max(&fw_module->m_ida, max_instances, GFP_KERNEL);
+       if (swidget->instance_id < 0) {
+               dev_err(sdev->dev, "failed to assign instance id for widget %s",
+                       swidget->widget->name);
+               return swidget->instance_id;
+       }
+
+       return 0;
+}
+
+static int sof_ipc4_init_audio_fmt(struct snd_sof_dev *sdev,
+                                  struct snd_sof_widget *swidget,
+                                  struct sof_ipc4_base_module_cfg *base_config,
+                                  struct sof_ipc4_audio_format *out_format,
+                                  struct snd_pcm_hw_params *params,
+                                  struct sof_ipc4_available_audio_format *available_fmt,
+                                  size_t object_offset)
+{
+       void *ptr = available_fmt->ref_audio_fmt;
+       u32 valid_bits;
+       u32 channels;
+       u32 rate;
+       int sample_valid_bits;
+       int i;
+
+       if (!ptr) {
+               dev_err(sdev->dev, "no reference formats for %s\n", swidget->widget->name);
+               return -EINVAL;
+       }
+
+       switch (params_format(params)) {
+       case SNDRV_PCM_FORMAT_S16_LE:
+               sample_valid_bits = 16;
+               break;
+       case SNDRV_PCM_FORMAT_S24_LE:
+               sample_valid_bits = 24;
+               break;
+       case SNDRV_PCM_FORMAT_S32_LE:
+               sample_valid_bits = 32;
+               break;
+       default:
+               dev_err(sdev->dev, "invalid pcm frame format %d\n", params_format(params));
+               return -EINVAL;
+       }
+
+       if (!available_fmt->audio_fmt_num) {
+               dev_err(sdev->dev, "no formats available for %s\n", swidget->widget->name);
+               return -EINVAL;
+       }
+
+       /*
+        * Search supported audio formats to match rate, channels ,and
+        * sample_valid_bytes from runtime params
+        */
+       for (i = 0; i < available_fmt->audio_fmt_num; i++, ptr = (u8 *)ptr + object_offset) {
+               struct sof_ipc4_audio_format *fmt = ptr;
+
+               rate = fmt->sampling_frequency;
+               channels = SOF_IPC4_AUDIO_FORMAT_CFG_CHANNELS_COUNT(fmt->fmt_cfg);
+               valid_bits = SOF_IPC4_AUDIO_FORMAT_CFG_V_BIT_DEPTH(fmt->fmt_cfg);
+               if (params_rate(params) == rate && params_channels(params) == channels &&
+                   sample_valid_bits == valid_bits) {
+                       dev_dbg(sdev->dev, "%s: matching audio format index for %uHz, %ubit, %u channels: %d\n",
+                               __func__, rate, valid_bits, channels, i);
+
+                       /* copy ibs/obs and input format */
+                       memcpy(base_config, &available_fmt->base_config[i],
+                              sizeof(struct sof_ipc4_base_module_cfg));
+
+                       /* copy output format */
+                       if (out_format)
+                               memcpy(out_format, &available_fmt->out_audio_fmt[i],
+                                      sizeof(struct sof_ipc4_audio_format));
+                       break;
+               }
+       }
+
+       if (i == available_fmt->audio_fmt_num) {
+               dev_err(sdev->dev, "%s: Unsupported audio format: %uHz, %ubit, %u channels\n",
+                       __func__, params_rate(params), sample_valid_bits, params_channels(params));
+               return -EINVAL;
+       }
+
+       dev_dbg(sdev->dev, "Init input audio formats for %s\n", swidget->widget->name);
+       sof_ipc4_dbg_audio_format(sdev->dev, &base_config->audio_fmt,
+                                 sizeof(*base_config), 1);
+       if (out_format) {
+               dev_dbg(sdev->dev, "Init output audio formats for %s\n", swidget->widget->name);
+               sof_ipc4_dbg_audio_format(sdev->dev, out_format,
+                                         sizeof(*out_format), 1);
+       }
+
+       /* Return the index of the matched format */
+       return i;
+}
+
+static void sof_ipc4_unprepare_copier_module(struct snd_sof_widget *swidget)
+{
+       struct sof_ipc4_fw_module *fw_module = swidget->module_info;
+       struct sof_ipc4_copier *ipc4_copier = NULL;
+       struct snd_sof_widget *pipe_widget;
+       struct sof_ipc4_pipeline *pipeline;
+
+       /* reset pipeline memory usage */
+       pipe_widget = swidget->pipe_widget;
+       pipeline = pipe_widget->private;
+       pipeline->mem_usage = 0;
+
+       if (WIDGET_IS_AIF(swidget->id))
+               ipc4_copier = swidget->private;
+
+       if (ipc4_copier) {
+               kfree(ipc4_copier->ipc_config_data);
+               ipc4_copier->ipc_config_data = NULL;
+               ipc4_copier->ipc_config_size = 0;
+       }
+
+       ida_free(&fw_module->m_ida, swidget->instance_id);
+}
+
+static int
+sof_ipc4_prepare_copier_module(struct snd_sof_widget *swidget,
+                              struct snd_pcm_hw_params *fe_params,
+                              struct snd_sof_platform_stream_params *platform_params,
+                              struct snd_pcm_hw_params *pipeline_params, int dir)
+{
+       struct sof_ipc4_available_audio_format *available_fmt;
+       struct snd_soc_component *scomp = swidget->scomp;
+       struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
+       struct sof_ipc4_copier_data *copier_data;
+       struct snd_pcm_hw_params *ref_params;
+       struct sof_ipc4_copier *ipc4_copier;
+       struct snd_mask *fmt;
+       int out_sample_valid_bits;
+       size_t ref_audio_fmt_size;
+       void **ipc_config_data;
+       int *ipc_config_size;
+       u32 **data;
+       int ipc_size, ret;
+
+       dev_dbg(sdev->dev, "%s: copier %s, type %d", __func__, swidget->widget->name, swidget->id);
+
+       switch (swidget->id) {
+       case snd_soc_dapm_aif_in:
+       case snd_soc_dapm_aif_out:
+       {
+               struct sof_ipc4_gtw_attributes *gtw_attr;
+               struct snd_sof_widget *pipe_widget;
+               struct sof_ipc4_pipeline *pipeline;
+
+               pipe_widget = swidget->pipe_widget;
+               pipeline = pipe_widget->private;
+               ipc4_copier = (struct sof_ipc4_copier *)swidget->private;
+               gtw_attr = ipc4_copier->gtw_attr;
+               copier_data = &ipc4_copier->data;
+               available_fmt = &ipc4_copier->available_fmt;
+
+               /*
+                * base_config->audio_fmt and out_audio_fmt represent the input and output audio
+                * formats. Use the input format as the reference to match pcm params for playback
+                * and the output format as reference for capture.
+                */
+               if (dir == SNDRV_PCM_STREAM_PLAYBACK) {
+                       available_fmt->ref_audio_fmt = &available_fmt->base_config->audio_fmt;
+                       ref_audio_fmt_size = sizeof(struct sof_ipc4_base_module_cfg);
+               } else {
+                       available_fmt->ref_audio_fmt = available_fmt->out_audio_fmt;
+                       ref_audio_fmt_size = sizeof(struct sof_ipc4_audio_format);
+               }
+               copier_data->gtw_cfg.node_id &= ~SOF_IPC4_NODE_INDEX_MASK;
+               copier_data->gtw_cfg.node_id |=
+                       SOF_IPC4_NODE_INDEX(platform_params->stream_tag - 1);
+
+               /* set gateway attributes */
+               gtw_attr->lp_buffer_alloc = pipeline->lp_mode;
+               ref_params = fe_params;
+               break;
+       }
+       default:
+               dev_err(sdev->dev, "unsupported type %d for copier %s",
+                       swidget->id, swidget->widget->name);
+               return -EINVAL;
+       }
+
+       /* set input and output audio formats */
+       ret = sof_ipc4_init_audio_fmt(sdev, swidget, &copier_data->base_config,
+                                     &copier_data->out_format, ref_params,
+                                     available_fmt, ref_audio_fmt_size);
+       if (ret < 0)
+               return ret;
+
+       /* modify the input params for the next widget */
+       fmt = hw_param_mask(pipeline_params, SNDRV_PCM_HW_PARAM_FORMAT);
+       out_sample_valid_bits =
+               SOF_IPC4_AUDIO_FORMAT_CFG_V_BIT_DEPTH(copier_data->out_format.fmt_cfg);
+       snd_mask_none(fmt);
+       switch (out_sample_valid_bits) {
+       case 16:
+               snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S16_LE);
+               break;
+       case 24:
+               snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
+               break;
+       case 32:
+               snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S32_LE);
+               break;
+       default:
+               dev_err(sdev->dev, "invalid sample frame format %d\n",
+                       params_format(pipeline_params));
+               return -EINVAL;
+       }
+
+       /* set the gateway dma_buffer_size using the matched ID returned above */
+       copier_data->gtw_cfg.dma_buffer_size = available_fmt->dma_buffer_size[ret];
+
+       data = &ipc4_copier->copier_config;
+       ipc_config_size = &ipc4_copier->ipc_config_size;
+       ipc_config_data = &ipc4_copier->ipc_config_data;
+
+       /* config_length is DWORD based */
+       ipc_size = sizeof(*copier_data) + copier_data->gtw_cfg.config_length * 4;
+
+       dev_dbg(sdev->dev, "copier %s, IPC size is %d", swidget->widget->name, ipc_size);
+
+       *ipc_config_data = kzalloc(ipc_size, GFP_KERNEL);
+       if (!*ipc_config_data)
+               return -ENOMEM;
+
+       *ipc_config_size = ipc_size;
+
+       /* copy IPC data */
+       memcpy(*ipc_config_data, (void *)copier_data, sizeof(*copier_data));
+       if (copier_data->gtw_cfg.config_length)
+               memcpy(*ipc_config_data + sizeof(*copier_data),
+                      *data, copier_data->gtw_cfg.config_length * 4);
+
+       /* update pipeline memory usage */
+       sof_ipc4_update_pipeline_mem_usage(sdev, swidget, &copier_data->base_config);
+
+       /* assign instance ID */
+       return sof_ipc4_widget_assign_instance_id(sdev, swidget);
+}
+
 static enum sof_tokens host_token_list[] = {
        SOF_COMP_TOKENS,
        SOF_AUDIO_FMT_NUM_TOKENS,
@@ -588,10 +872,12 @@ static enum sof_tokens dai_token_list[] = {
 static const struct sof_ipc_tplg_widget_ops tplg_ipc4_widget_ops[SND_SOC_DAPM_TYPE_COUNT] = {
        [snd_soc_dapm_aif_in] =  {sof_ipc4_widget_setup_pcm, sof_ipc4_widget_free_comp_pcm,
                                  host_token_list, ARRAY_SIZE(host_token_list), NULL,
-                                 NULL, NULL},
+                                 sof_ipc4_prepare_copier_module,
+                                 sof_ipc4_unprepare_copier_module},
        [snd_soc_dapm_aif_out] = {sof_ipc4_widget_setup_pcm, sof_ipc4_widget_free_comp_pcm,
                                  host_token_list, ARRAY_SIZE(host_token_list), NULL,
-                                 NULL, NULL},
+                                 sof_ipc4_prepare_copier_module,
+                                 sof_ipc4_unprepare_copier_module},
        [snd_soc_dapm_dai_in] = {sof_ipc4_widget_setup_comp_dai, sof_ipc4_widget_free_comp_dai,
                                 dai_token_list, ARRAY_SIZE(dai_token_list), NULL, NULL, NULL},
        [snd_soc_dapm_dai_out] = {sof_ipc4_widget_setup_comp_dai, sof_ipc4_widget_free_comp_dai,
index f4f62dd..5f4c463 100644 (file)
 
 #include <sound/sof/ipc4/header.h>
 
+#define SOF_IPC4_FW_PAGE_SIZE BIT(12)
+#define SOF_IPC4_FW_PAGE(x) ((((x) + BIT(12) - 1) & ~(BIT(12) - 1)) >> 12)
+#define SOF_IPC4_FW_ROUNDUP(x) (((x) + BIT(6) - 1) & (~(BIT(6) - 1)))
+
+#define SOF_IPC4_MODULE_LL      BIT(5)
+#define SOF_IPC4_MODULE_INSTANCE_LIST_ITEM_SIZE 12
+#define SOF_IPC4_PIPELINE_OBJECT_SIZE 448
+#define SOF_IPC4_DATA_QUEUE_OBJECT_SIZE 128
+#define SOF_IPC4_LL_TASK_OBJECT_SIZE 72
+#define SOF_IPC4_DP_TASK_OBJECT_SIZE 104
+#define SOF_IPC4_DP_TASK_LIST_SIZE (12 + 8)
+#define SOF_IPC4_LL_TASK_LIST_ITEM_SIZE 12
+#define SOF_IPC4_FW_MAX_PAGE_COUNT 20
+#define SOF_IPC4_FW_MAX_QUEUE_COUNT 8
+
+/* Node index and mask applicable for host copier */
+#define SOF_IPC4_NODE_INDEX_MASK       0xFF
+#define SOF_IPC4_NODE_INDEX(x) ((x) & SOF_IPC4_NODE_INDEX_MASK)
 #define SOF_IPC4_NODE_TYPE(x)  ((x) << 8)
 
 /**