diff options
| author | Ranjani Sridharan <ranjani.sridharan@linux.intel.com> | 2023-01-27 14:00:21 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-01-27 12:14:04 +0000 |
| commit | ba223b3ad0b9f1753f0822c5c441a925cc82b63a (patch) | |
| tree | e708673ecc851c565117673a9c437470ff7f6c9c /sound | |
| parent | 7201a3d47e8a6a0b3a55125e70a9c650afabe7b0 (diff) | |
ASoC: SOF: ipc4-pcm: Define pcm_setup/free ops
Define the pcm_setup/pcm_free ops for IPC4. Define a new struct
snd_sof_pcm_stream_trigger_info and add a new field trigger_info of this
type to struct snd_sof_pcm_stream. This will be used to save the list of
pipelines that need to be triggered.
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Libin Yang <libin.yang@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230127120031.10709-9-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/sof/ipc4-pcm.c | 36 | ||||
| -rw-r--r-- | sound/soc/sof/sof-audio.h | 11 |
2 files changed, 47 insertions, 0 deletions
diff --git a/sound/soc/sof/ipc4-pcm.c b/sound/soc/sof/ipc4-pcm.c index 23de58d7d06b..05515e8e6f57 100644 --- a/sound/soc/sof/ipc4-pcm.c +++ b/sound/soc/sof/ipc4-pcm.c @@ -215,8 +215,44 @@ static int sof_ipc4_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, return 0; } +static void sof_ipc4_pcm_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm) +{ + struct snd_sof_pcm_stream_pipeline_list *pipeline_list; + int stream; + + for_each_pcm_streams(stream) { + pipeline_list = &spcm->stream[stream].pipeline_list; + kfree(pipeline_list->pipe_widgets); + pipeline_list->pipe_widgets = NULL; + } +} + +static int sof_ipc4_pcm_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm) +{ + struct snd_sof_pcm_stream_pipeline_list *pipeline_list; + struct sof_ipc4_fw_data *ipc4_data = sdev->private; + int stream; + + for_each_pcm_streams(stream) { + pipeline_list = &spcm->stream[stream].pipeline_list; + + /* allocate memory for max number of pipeline IDs */ + pipeline_list->pipe_widgets = kcalloc(ipc4_data->max_num_pipelines, + sizeof(struct snd_sof_widget *), + GFP_KERNEL); + if (!pipeline_list->pipe_widgets) { + sof_ipc4_pcm_free(sdev, spcm); + return -ENOMEM; + } + } + + return 0; +} + const struct sof_ipc_pcm_ops ipc4_pcm_ops = { .trigger = sof_ipc4_pcm_trigger, .hw_free = sof_ipc4_pcm_hw_free, .dai_link_fixup = sof_ipc4_pcm_dai_link_fixup, + .pcm_setup = sof_ipc4_pcm_setup, + .pcm_free = sof_ipc4_pcm_free, }; diff --git a/sound/soc/sof/sof-audio.h b/sound/soc/sof/sof-audio.h index bcde2ebaf022..bb5c61dd9b1e 100644 --- a/sound/soc/sof/sof-audio.h +++ b/sound/soc/sof/sof-audio.h @@ -285,6 +285,16 @@ struct sof_token_info { int count; }; +/** + * struct snd_sof_pcm_stream_pipeline_list - List of pipelines associated with a PCM stream + * @count: number of pipeline widgets in the @pipe_widgets array + * @pipe_widgets: array of pipeline widgets + */ +struct snd_sof_pcm_stream_pipeline_list { + u32 count; + struct snd_sof_widget **pipe_widgets; +}; + /* PCM stream, mapped to FW component */ struct snd_sof_pcm_stream { u32 comp_id; @@ -300,6 +310,7 @@ struct snd_sof_pcm_stream { * active or not while suspending the stream */ bool suspend_ignored; + struct snd_sof_pcm_stream_pipeline_list pipeline_list; }; /* ALSA SOF PCM device */ |