Unverified Commit bdb803c8 authored by Rander Wang's avatar Rander Wang Committed by Mark Brown
Browse files

ASoC: SOF: ipc4-pcm: set pcm rate to dai setting 



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: default avatarPéter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: default avatarRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: default avatarRander Wang <rander.wang@intel.com>
Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20220715145216.277003-4-pierre-louis.bossart@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 711d0427

sound/soc/sof/ipc4-pcm.c

+4 −0
Original line number Diff line number Diff line
@@ -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