Add support for parsing and preparing mixer type widgets. Define the token ID's and the associated token arrays needed to parse these widgets.
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 Reviewed-by: Paul Olaru paul.olaru@oss.nxp.com --- sound/soc/sof/ipc4-topology.c | 68 +++++++++++++++++++++++++++++++++++ sound/soc/sof/ipc4-topology.h | 12 +++++++ 2 files changed, 80 insertions(+)
diff --git a/sound/soc/sof/ipc4-topology.c b/sound/soc/sof/ipc4-topology.c index 30549573bd34..35457fe4edd9 100644 --- a/sound/soc/sof/ipc4-topology.c +++ b/sound/soc/sof/ipc4-topology.c @@ -624,6 +624,35 @@ static int sof_ipc4_widget_setup_comp_pga(struct snd_sof_widget *swidget) return ret; }
+static int sof_ipc4_widget_setup_comp_mixer(struct snd_sof_widget *swidget) +{ + struct snd_soc_component *scomp = swidget->scomp; + struct sof_ipc4_mixer *mixer; + int ret; + + dev_dbg(scomp->dev, "Updating IPC structure for %s\n", swidget->widget->name); + + mixer = kzalloc(sizeof(*mixer), GFP_KERNEL); + if (!mixer) + return -ENOMEM; + + swidget->private = mixer; + + /* The out_audio_fmt in topology is ignored as it is not required to be sent to the FW */ + ret = sof_ipc4_get_audio_fmt(scomp, swidget, &mixer->available_fmt, false); + if (ret) + goto err; + + ret = sof_ipc4_widget_setup_msg(swidget, &mixer->msg); + if (ret) + goto err; + + return 0; +err: + kfree(mixer); + 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) @@ -974,6 +1003,33 @@ static int sof_ipc4_prepare_gain_module(struct snd_sof_widget *swidget, return sof_ipc4_widget_assign_instance_id(sdev, swidget); }
+static int sof_ipc4_prepare_mixer_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 snd_soc_component *scomp = swidget->scomp; + struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); + struct sof_ipc4_mixer *mixer = swidget->private; + int ret; + + /* only 32bit is supported by mixer */ + mixer->available_fmt.ref_audio_fmt = &mixer->available_fmt.base_config->audio_fmt; + + /* output format is not required to be sent to the FW for mixer */ + ret = sof_ipc4_init_audio_fmt(sdev, swidget, &mixer->base_config, + NULL, pipeline_params, &mixer->available_fmt, + sizeof(mixer->base_config)); + if (ret < 0) + return ret; + + /* update pipeline memory usage */ + sof_ipc4_update_pipeline_mem_usage(sdev, swidget, &mixer->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, @@ -1011,6 +1067,14 @@ static enum sof_tokens pga_token_list[] = { SOF_COMP_EXT_TOKENS, };
+static enum sof_tokens mixer_token_list[] = { + SOF_COMP_TOKENS, + SOF_AUDIO_FMT_NUM_TOKENS, + SOF_IN_AUDIO_FORMAT_TOKENS, + SOF_AUDIO_FORMAT_BUFFER_SIZE_TOKENS, + SOF_COMP_EXT_TOKENS, +}; + 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, @@ -1035,6 +1099,10 @@ static const struct sof_ipc_tplg_widget_ops tplg_ipc4_widget_ops[SND_SOC_DAPM_TY pga_token_list, ARRAY_SIZE(pga_token_list), NULL, sof_ipc4_prepare_gain_module, sof_ipc4_unprepare_generic_module}, + [snd_soc_dapm_mixer] = {sof_ipc4_widget_setup_comp_mixer, sof_ipc4_widget_free_comp, + mixer_token_list, ARRAY_SIZE(mixer_token_list), + NULL, sof_ipc4_prepare_mixer_module, + sof_ipc4_unprepare_generic_module}, };
const struct sof_ipc_tplg_ops ipc4_tplg_ops = { diff --git a/sound/soc/sof/ipc4-topology.h b/sound/soc/sof/ipc4-topology.h index 060123826db4..eebf46b24430 100644 --- a/sound/soc/sof/ipc4-topology.h +++ b/sound/soc/sof/ipc4-topology.h @@ -188,4 +188,16 @@ struct sof_ipc4_gain { struct sof_ipc4_msg msg; };
+/** + * struct sof_ipc4_mixer - mixer config data + * @base_config: IPC base config data + * @available_fmt: Available audio format + * @msg: IPC4 message struct containing header and data info + */ +struct sof_ipc4_mixer { + struct sof_ipc4_base_module_cfg base_config; + struct sof_ipc4_available_audio_format available_fmt; + struct sof_ipc4_msg msg; +}; + #endif