Unverified Commit 1f197351 authored by Ajit Kumar Pandey's avatar Ajit Kumar Pandey Committed by Mark Brown
Browse files

ASoC: amd: acp: Add DMIC machine driver ops 



Add dmic ops and startup callback to add snd_pcm_hw_constraint for
pdm related device node.

Signed-off-by: default avatarAjit Kumar Pandey <AjitKumar.Pandey@amd.com>
Link: https://lore.kernel.org/r/20220222124213.721224-4-AjitKumar.Pandey@amd.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent eee33bac

sound/soc/amd/acp/acp-mach-common.c

+27 −0
Original line number Diff line number Diff line
@@ -291,6 +291,32 @@ static const struct snd_soc_ops acp_card_rt5682s_ops = { 
	.shutdown = acp_card_shutdown,

};



static const unsigned int dmic_channels[] = {

	DUAL_CHANNEL, FOUR_CHANNEL,

};



static const struct snd_pcm_hw_constraint_list dmic_constraints_channels = {

	.count = ARRAY_SIZE(dmic_channels),

	.list = dmic_channels,

	.mask = 0,

};



static int acp_card_dmic_startup(struct snd_pcm_substream *substream)

{

	struct snd_pcm_runtime *runtime = substream->runtime;



	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,

				   &dmic_constraints_channels);

	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,

				   &constraints_rates);



	return 0;

}



static const struct snd_soc_ops acp_card_dmic_ops = {

	.startup = acp_card_dmic_startup,

};



/* Declare RT1019 codec components */

SND_SOC_DAILINK_DEF(rt1019,

	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC1019:00", "rt1019-aif"),
@@ -633,6 +659,7 @@ int acp_legacy_dai_links_create(struct snd_soc_card *card) 
		links[i].num_cpus = ARRAY_SIZE(pdm_dmic);

		links[i].platforms = platform_component;

		links[i].num_platforms = ARRAY_SIZE(platform_component);

		links[i].ops = &acp_card_dmic_ops;

		links[i].dpcm_capture = 1;

	}