Unverified Commit d3decc19 authored by Amadeusz Sławiński's avatar Amadeusz Sławiński Committed by Mark Brown
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ASoC: Intel: avs: i2s_test: Validate machine board configuration 



I2S test board can be used in any SSP and TDM configuration.

Signed-off-by: default avatarAmadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Link: https://lore.kernel.org/r/20231012083514.492626-5-amadeuszx.slawinski@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent e6d50e47

sound/soc/intel/avs/boards/i2s_test.c

+38 −17
Original line number Diff line number Diff line
@@ -12,9 +12,10 @@ 
#include <sound/soc.h>

#include <sound/soc-acpi.h>

#include <sound/soc-dapm.h>

#include "../utils.h"



static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port,

			       struct snd_soc_dai_link **dai_link)

			       int tdm_slot, struct snd_soc_dai_link **dai_link)

{

	struct snd_soc_dai_link_component *platform;

	struct snd_soc_dai_link *dl;
@@ -26,12 +27,14 @@ static int avs_create_dai_link(struct device *dev, const char *platform_name, in 


	platform->name = platform_name;



	dl->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_port);

	dl->name = devm_kasprintf(dev, GFP_KERNEL,

				  AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot));

	dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);

	if (!dl->name || !dl->cpus)

		return -ENOMEM;



	dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_port);

	dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,

					    AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot));

	dl->codecs = &snd_soc_dummy_dlc;

	if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name)

		return -ENOMEM;
@@ -51,7 +54,7 @@ static int avs_create_dai_link(struct device *dev, const char *platform_name, in 
	return 0;

}



static int avs_create_dapm_routes(struct device *dev, int ssp_port,

static int avs_create_dapm_routes(struct device *dev, int ssp_port, int tdm_slot,

				  struct snd_soc_dapm_route **routes, int *num_routes)

{

	struct snd_soc_dapm_route *dr;
@@ -61,13 +64,17 @@ static int avs_create_dapm_routes(struct device *dev, int ssp_port, 
	if (!dr)

		return -ENOMEM;



	dr[0].sink = devm_kasprintf(dev, GFP_KERNEL, "ssp%dpb", ssp_port);

	dr[0].source = devm_kasprintf(dev, GFP_KERNEL, "ssp%d Tx", ssp_port);

	dr[0].sink = devm_kasprintf(dev, GFP_KERNEL,

				    AVS_STRING_FMT("ssp", "pb", ssp_port, tdm_slot));

	dr[0].source = devm_kasprintf(dev, GFP_KERNEL,

				      AVS_STRING_FMT("ssp", " Tx", ssp_port, tdm_slot));

	if (!dr[0].sink || !dr[0].source)

		return -ENOMEM;



	dr[1].sink = devm_kasprintf(dev, GFP_KERNEL, "ssp%d Rx", ssp_port);

	dr[1].source = devm_kasprintf(dev, GFP_KERNEL, "ssp%dcp", ssp_port);

	dr[1].sink = devm_kasprintf(dev, GFP_KERNEL,

				    AVS_STRING_FMT("ssp", " Rx", ssp_port, tdm_slot));

	dr[1].source = devm_kasprintf(dev, GFP_KERNEL,

				      AVS_STRING_FMT("ssp", "cp", ssp_port, tdm_slot));

	if (!dr[1].sink || !dr[1].source)

		return -ENOMEM;
@@ -77,7 +84,7 @@ static int avs_create_dapm_routes(struct device *dev, int ssp_port, 
	return 0;

}



static int avs_create_dapm_widgets(struct device *dev, int ssp_port,

static int avs_create_dapm_widgets(struct device *dev, int ssp_port, int tdm_slot,

				   struct snd_soc_dapm_widget **widgets, int *num_widgets)

{

	struct snd_soc_dapm_widget *dw;
@@ -89,13 +96,15 @@ static int avs_create_dapm_widgets(struct device *dev, int ssp_port, 


	dw[0].id = snd_soc_dapm_hp;

	dw[0].reg = SND_SOC_NOPM;

	dw[0].name = devm_kasprintf(dev, GFP_KERNEL, "ssp%dpb", ssp_port);

	dw[0].name = devm_kasprintf(dev, GFP_KERNEL,

				    AVS_STRING_FMT("ssp", "pb", ssp_port, tdm_slot));

	if (!dw[0].name)

		return -ENOMEM;



	dw[1].id = snd_soc_dapm_mic;

	dw[1].reg = SND_SOC_NOPM;

	dw[1].name = devm_kasprintf(dev, GFP_KERNEL, "ssp%dcp", ssp_port);

	dw[1].name = devm_kasprintf(dev, GFP_KERNEL,

				    AVS_STRING_FMT("ssp", "cp", ssp_port, tdm_slot));

	if (!dw[1].name)

		return -ENOMEM;
@@ -115,33 +124,45 @@ static int avs_i2s_test_probe(struct platform_device *pdev) 
	struct device *dev = &pdev->dev;

	const char *pname;

	int num_routes, num_widgets;

	int ssp_port, ret;

	int ssp_port, tdm_slot, ret;



	mach = dev_get_platdata(dev);

	pname = mach->mach_params.platform;

	ssp_port = __ffs(mach->mach_params.i2s_link_mask);



	if (!avs_mach_singular_ssp(mach)) {

		dev_err(dev, "Invalid SSP configuration\n");

		return -EINVAL;

	}

	ssp_port = avs_mach_ssp_port(mach);



	if (!avs_mach_singular_tdm(mach, ssp_port)) {

		dev_err(dev, "Invalid TDM configuration\n");

		return -EINVAL;

	}

	tdm_slot = avs_mach_ssp_tdm(mach, ssp_port);



	card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);

	if (!card)

		return -ENOMEM;



	card->name = devm_kasprintf(dev, GFP_KERNEL, "ssp%d-loopback", ssp_port);

	card->name = devm_kasprintf(dev, GFP_KERNEL,

				    AVS_STRING_FMT("ssp", "-loopback", ssp_port, tdm_slot));

	if (!card->name)

		return -ENOMEM;



	ret = avs_create_dai_link(dev, pname, ssp_port, &dai_link);

	ret = avs_create_dai_link(dev, pname, ssp_port, tdm_slot, &dai_link);

	if (ret) {

		dev_err(dev, "Failed to create dai link: %d\n", ret);

		return ret;

	}



	ret = avs_create_dapm_routes(dev, ssp_port, &routes, &num_routes);

	ret = avs_create_dapm_routes(dev, ssp_port, tdm_slot, &routes, &num_routes);

	if (ret) {

		dev_err(dev, "Failed to create dapm routes: %d\n", ret);

		return ret;

	}



	ret = avs_create_dapm_widgets(dev, ssp_port, &widgets, &num_widgets);

	ret = avs_create_dapm_widgets(dev, ssp_port, tdm_slot, &widgets, &num_widgets);

	if (ret) {

		dev_err(dev, "Failed to create dapm widgets: %d\n", ret);

		return ret;