From: Rander Wang rander.wang@intel.com
Dsp converts pcm rate to the one defined by dai. When SRC is used, the pcm runtime rate is different with dai rate and we need to fix it up for BE components.
Reviewed-by: Péter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Signed-off-by: Rander Wang rander.wang@intel.com Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/sof/ipc4-pcm.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/sound/soc/sof/ipc4-pcm.c b/sound/soc/sof/ipc4-pcm.c index 6a702f9dc065..732872395980 100644 --- a/sound/soc/sof/ipc4-pcm.c +++ b/sound/soc/sof/ipc4-pcm.c @@ -179,6 +179,7 @@ static int sof_ipc4_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, { struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, SOF_AUDIO_PCM_DRV_NAME); struct snd_sof_dai *dai = snd_sof_find_dai(component, rtd->dai_link->name); + struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); struct sof_ipc4_copier *ipc4_copier; @@ -201,6 +202,9 @@ static int sof_ipc4_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, snd_mask_none(fmt); snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S32_LE);
+ rate->min = ipc4_copier->available_fmt.base_config->audio_fmt.sampling_frequency; + rate->max = rate->min; + /* * Set trigger order for capture to SND_SOC_DPCM_TRIGGER_PRE. This is required * to ensure that the BE DAI pipeline gets stopped/suspended before the FE DAI