Unverified Commit 2f6860e6 authored by Srinivas Kandagatla's avatar Srinivas Kandagatla Committed by Mark Brown
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ASoC: qcom: q6apm: add support to display ports in lpass dais 



This patch adds support to q6apm lpass display port dais. This support
is required to get DP audio on x13s.

Signed-off-by: default avatarSrinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20230509112202.21471-5-srinivas.kandagatla@linaro.org


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 90848a25

sound/soc/qcom/qdsp6/q6apm-lpass-dais.c

+39 −0
Original line number Diff line number Diff line
@@ -11,6 +11,7 @@ 
#include <sound/soc.h>

#include <sound/pcm_params.h>

#include "q6dsp-lpass-ports.h"

#include "q6dsp-common.h"

#include "audioreach.h"

#include "q6apm.h"
@@ -91,6 +92,36 @@ static int q6dma_set_channel_map(struct snd_soc_dai *dai, 
	return 0;

}



static int q6hdmi_hw_params(struct snd_pcm_substream *substream,

			    struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)

{

	struct q6apm_lpass_dai_data *dai_data = dev_get_drvdata(dai->dev);

	struct audioreach_module_config *cfg = &dai_data->module_config[dai->id];

	int channels = params_channels(params);

	int ret;



	cfg->bit_width = params_width(params);

	cfg->sample_rate = params_rate(params);

	cfg->num_channels = channels;



	switch (dai->id) {

	case DISPLAY_PORT_RX_0:

		cfg->dp_idx = 0;

		break;

	case DISPLAY_PORT_RX_1 ... DISPLAY_PORT_RX_7:

		cfg->dp_idx = dai->id - DISPLAY_PORT_RX_1 + 1;

		break;

	}



	ret = q6dsp_get_channel_allocation(channels);

	if (ret < 0)

		return ret;



	cfg->channel_allocation = ret;



	return 0;

}



static int q6dma_hw_params(struct snd_pcm_substream *substream,

			   struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)

{
@@ -215,6 +246,13 @@ static const struct snd_soc_dai_ops q6i2s_ops = { 
	.shutdown	= q6apm_lpass_dai_shutdown,

	.set_channel_map  = q6dma_set_channel_map,

	.hw_params        = q6dma_hw_params,

};



static const struct snd_soc_dai_ops q6hdmi_ops = {

	.prepare	= q6apm_lpass_dai_prepare,

	.startup	= q6apm_lpass_dai_startup,

	.shutdown	= q6apm_lpass_dai_shutdown,

	.hw_params	= q6hdmi_hw_params,

	.set_fmt	= q6i2s_set_fmt,

};
@@ -242,6 +280,7 @@ static int q6apm_lpass_dai_dev_probe(struct platform_device *pdev) 
	memset(&cfg, 0, sizeof(cfg));

	cfg.q6i2s_ops = &q6i2s_ops;

	cfg.q6dma_ops = &q6dma_ops;

	cfg.q6hdmi_ops = &q6hdmi_ops;

	dais = q6dsp_audio_ports_set_config(dev, &cfg, &num_dais);



	return devm_snd_soc_register_component(dev, &q6apm_lpass_dai_component, dais, num_dais);