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Commit 56ba1e20 authored by Honghao Liu's avatar Honghao Liu
Browse files

ASoC: msm: add support for customized sound card 



Add support for customized sound card that uses customized
TDM slot mapping and DAI links for automotive platform.

CRs-fixed: 2020063
Change-Id: I887b33d23d2af8af61cf15b499d14afbc9544e37
Signed-off-by: default avatarHonghao Liu <honghaol@codeaurora.org>
parent 3ad7caee

Documentation/devicetree/bindings/sound/qcom-audio-dev.txt

+3 −1
Original line number Diff line number Diff line
@@ -2145,7 +2145,9 @@ Required properties: 
		"qcom,apq8096-asoc-snd-adp-agave" for adp agave codec and

		node is "sound-adp-agave",

		"qcom,apq8096-asoc-snd-adp-mmxf" for adp mmxf codec and

		node is "sound-adp-mmxf".

		node is "sound-adp-mmxf",

		"qcom,apq8096-asoc-snd-auto-custom" for auto custom codec and

		node is "sound-auto-custom".

- qcom,model : The user-visible name of this sound card.

- asoc-platform: This is phandle list containing the references to platform device

		nodes that are used as part of the sound card dai-links.

sound/soc/msm/apq8096-auto.c

+269 −26
Original line number Diff line number Diff line
@@ -116,6 +116,9 @@ static int msm_ec_ref_ch = 4; 
static int msm_ec_ref_bit_format = SNDRV_PCM_FORMAT_S16_LE;

static int msm_ec_ref_sampling_rate = SAMPLING_RATE_48KHZ;



static int msm_tdm_slot_width = 32;

static int msm_tdm_num_slots = 8;



static void *adsp_state_notifier;

static bool dummy_device_registered;
@@ -296,6 +299,62 @@ static unsigned int tdm_slot_offset_adp_mmxf[TDM_MAX][TDM_SLOT_OFFSET_MAX] = { 
	{0xFFFF}, /* not used */

};



static unsigned int tdm_slot_offset_custom[TDM_MAX][TDM_SLOT_OFFSET_MAX] = {

	/* QUAT_TDM_RX */

	{0, 2, 0xFFFF},

	{4, 6, 8, 10, 12, 14, 16, 18},

	{20, 22, 24, 26, 28, 30, 0xFFFF},

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	/* QUAT_TDM_TX */

	{0, 2, 0xFFFF},

	{4, 6, 8, 10, 12, 14, 16, 18},

	{20, 22, 24, 26, 28, 30, 0xFFFF},

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	/* TERT_TDM_RX */

	{0, 2, 0xFFFF},

	{4, 0xFFFF},

	{6, 0xFFFF},

	{8, 0xFFFF},

	{10, 0xFFFF},

	{12, 14, 16, 18, 20, 22, 24, 26},

	{28, 30, 0xFFFF},

	{0xFFFF}, /* not used */

	/* TERT_TDM_TX */

	{0, 2, 4, 6, 8, 10, 12, 0xFFFF},

	{14, 16, 0xFFFF},

	{18, 20, 22, 24, 26, 28, 30, 0xFFFF},

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	/* SEC_TDM_RX */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	/* SEC_TDM_TX */

	{0xFFFF},

	{0xFFFF},

	{0xFFFF},

	{0xFFFF},

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

	{0xFFFF}, /* not used */

};



static char const *hdmi_rx_ch_text[] = {"Two", "Three", "Four", "Five",

					"Six", "Seven", "Eight"};
@@ -2273,14 +2332,14 @@ static int apq8096_tdm_snd_hw_params(struct snd_pcm_substream *substream, 
			 * use 32 bit slot width for max support of

			 * stream bit width. (slot_width > bit_width)

			 */

			slot_width = 32;

			slot_width = msm_tdm_slot_width;

			break;

		default:

			pr_err("%s: invalid param format 0x%x\n",

				__func__, params_format(params));

			return -EINVAL;

		}

		slots = 8;

		slots = msm_tdm_num_slots;

		slot_mask = tdm_param_set_slot_mask(cpu_dai->id,

			slot_width, slots);

		if (!slot_mask) {
@@ -2661,7 +2720,7 @@ static int apq8096_get_ll_qos_val(struct snd_pcm_runtime *runtime) 
	return usecs;

}



static int apq8096_mm5_prepare(struct snd_pcm_substream *substream)

static int apq8096_ll_prepare(struct snd_pcm_substream *substream)

{

	if (pm_qos_request_active(&substream->latency_pm_qos_req))

		pm_qos_remove_request(&substream->latency_pm_qos_req);
@@ -2671,8 +2730,8 @@ static int apq8096_mm5_prepare(struct snd_pcm_substream *substream) 
	return 0;

}



static struct snd_soc_ops apq8096_mm5_ops = {

	.prepare = apq8096_mm5_prepare,

static struct snd_soc_ops apq8096_ll_ops = {

	.prepare = apq8096_ll_prepare,

};



/* Digital audio interface glue - connects codec <---> CPU */
@@ -2939,7 +2998,7 @@ static struct snd_soc_dai_link apq8096_common_dai_links[] = { 
		/* this dainlink has playback support */

		.ignore_pmdown_time = 1,

		.be_id = MSM_FRONTEND_DAI_MULTIMEDIA5,

		.ops = &apq8096_mm5_ops,

		.ops = &apq8096_ll_ops,

	},

	{

		.name = "Listen 1 Audio Service",
@@ -3648,6 +3707,143 @@ static struct snd_soc_dai_link apq8096_auto_fe_dai_links[] = { 
	},

};



static struct snd_soc_dai_link apq8096_custom_fe_dai_links[] = {

	/* FrontEnd DAI Links */

	{

		.name = "MSM8996 Media1",

		.stream_name = "MultiMedia1",

		.cpu_dai_name = "MultiMedia1",

		.platform_name = "msm-pcm-dsp.1",

		.dynamic = 1,

		.async_ops = ASYNC_DPCM_SND_SOC_PREPARE,

		.dpcm_playback = 1,

		.dpcm_capture = 1,

		.codec_dai_name = "snd-soc-dummy-dai",

		.codec_name = "snd-soc-dummy",

		.trigger = {SND_SOC_DPCM_TRIGGER_POST,

				SND_SOC_DPCM_TRIGGER_POST},

		.ignore_suspend = 1,

		/* this dainlink has playback support */

		.ignore_pmdown_time = 1,

		.be_id = MSM_FRONTEND_DAI_MULTIMEDIA1,

		.ops = &apq8096_ll_ops,

	},

	{

		.name = "MSM8996 Media2",

		.stream_name = "MultiMedia2",

		.cpu_dai_name = "MultiMedia2",

		.platform_name = "msm-pcm-dsp.1",

		.dynamic = 1,

		.async_ops = ASYNC_DPCM_SND_SOC_PREPARE,

		.dpcm_playback = 1,

		.dpcm_capture = 1,

		.codec_dai_name = "snd-soc-dummy-dai",

		.codec_name = "snd-soc-dummy",

		.trigger = {SND_SOC_DPCM_TRIGGER_POST,

				SND_SOC_DPCM_TRIGGER_POST},

		.ignore_suspend = 1,

		/* this dainlink has playback support */

		.ignore_pmdown_time = 1,

		.be_id = MSM_FRONTEND_DAI_MULTIMEDIA2,

		.ops = &apq8096_ll_ops,

	},

	{

		.name = "MSM8996 Media3",

		.stream_name = "MultiMedia3",

		.cpu_dai_name = "MultiMedia3",

		.platform_name = "msm-pcm-dsp.1",

		.dynamic = 1,

		.async_ops = ASYNC_DPCM_SND_SOC_PREPARE,

		.dpcm_playback = 1,

		.dpcm_capture = 1,

		.codec_dai_name = "snd-soc-dummy-dai",

		.codec_name = "snd-soc-dummy",

		.trigger = {SND_SOC_DPCM_TRIGGER_POST,

				SND_SOC_DPCM_TRIGGER_POST},

		.ignore_suspend = 1,

		/* this dainlink has playback support */

		.ignore_pmdown_time = 1,

		.be_id = MSM_FRONTEND_DAI_MULTIMEDIA3,

		.ops = &apq8096_ll_ops,

	},

	{

		.name = "MSM8996 Media5",

		.stream_name = "MultiMedia5",

		.cpu_dai_name = "MultiMedia5",

		.platform_name = "msm-pcm-dsp.1",

		.dynamic = 1,

		.async_ops = ASYNC_DPCM_SND_SOC_PREPARE,

		.dpcm_playback = 1,

		.dpcm_capture = 1,

		.codec_dai_name = "snd-soc-dummy-dai",

		.codec_name = "snd-soc-dummy",

		.trigger = {SND_SOC_DPCM_TRIGGER_POST,

				SND_SOC_DPCM_TRIGGER_POST},

		.ignore_suspend = 1,

		/* this dainlink has playback support */

		.ignore_pmdown_time = 1,

		.be_id = MSM_FRONTEND_DAI_MULTIMEDIA5,

		.ops = &apq8096_ll_ops,

	},

	{

		.name = "MSM8996 Media6",

		.stream_name = "MultiMedia6",

		.cpu_dai_name = "MultiMedia6",

		.platform_name = "msm-pcm-dsp.1",

		.dynamic = 1,

		.async_ops = ASYNC_DPCM_SND_SOC_PREPARE,

		.dpcm_playback = 1,

		.dpcm_capture = 1,

		.codec_dai_name = "snd-soc-dummy-dai",

		.codec_name = "snd-soc-dummy",

		.trigger = {SND_SOC_DPCM_TRIGGER_POST,

				SND_SOC_DPCM_TRIGGER_POST},

		.ignore_suspend = 1,

		/* this dainlink has playback support */

		.ignore_pmdown_time = 1,

		.be_id = MSM_FRONTEND_DAI_MULTIMEDIA6,

		.ops = &apq8096_ll_ops,

	},

	{

		.name = "MSM8996 Media8",

		.stream_name = "MultiMedia8",

		.cpu_dai_name = "MultiMedia8",

		.platform_name = "msm-pcm-dsp.1",

		.dynamic = 1,

		.async_ops = ASYNC_DPCM_SND_SOC_PREPARE,

		.dpcm_playback = 1,

		.dpcm_capture = 1,

		.codec_dai_name = "snd-soc-dummy-dai",

		.codec_name = "snd-soc-dummy",

		.trigger = {SND_SOC_DPCM_TRIGGER_POST,

				SND_SOC_DPCM_TRIGGER_POST},

		.ignore_suspend = 1,

		/* this dainlink has playback support */

		.ignore_pmdown_time = 1,

		.be_id = MSM_FRONTEND_DAI_MULTIMEDIA8,

		.ops = &apq8096_ll_ops,

	},

	{

		.name = "MSM8996 Media9",

		.stream_name = "MultiMedia9",

		.cpu_dai_name = "MultiMedia9",

		.platform_name = "msm-pcm-dsp.1",

		.dynamic = 1,

		.async_ops = ASYNC_DPCM_SND_SOC_PREPARE,

		.dpcm_playback = 1,

		.dpcm_capture = 1,

		.codec_dai_name = "snd-soc-dummy-dai",

		.codec_name = "snd-soc-dummy",

		.trigger = {SND_SOC_DPCM_TRIGGER_POST,

				SND_SOC_DPCM_TRIGGER_POST},

		.ignore_suspend = 1,

		/* this dainlink has playback support */

		.ignore_pmdown_time = 1,

		.be_id = MSM_FRONTEND_DAI_MULTIMEDIA9,

		.ops = &apq8096_ll_ops,

	},

};



static struct snd_soc_dai_link apq8096_common_be_dai_links[] = {

	/* Backend AFE DAI Links */

	{
@@ -4116,6 +4312,13 @@ static struct snd_soc_dai_link apq8096_auto_dai_links[ 
			 ARRAY_SIZE(apq8096_auto_be_dai_links) +

			 ARRAY_SIZE(apq8096_hdmi_dai_link)];



static struct snd_soc_dai_link apq8096_auto_custom_dai_links[

			 ARRAY_SIZE(apq8096_custom_fe_dai_links) +

			 ARRAY_SIZE(apq8096_auto_fe_dai_links) +

			 ARRAY_SIZE(apq8096_common_be_dai_links) +

			 ARRAY_SIZE(apq8096_auto_be_dai_links) +

			 ARRAY_SIZE(apq8096_hdmi_dai_link)];



struct snd_soc_card snd_soc_card_auto_apq8096 = {

	.name = "apq8096-auto-snd-card",

};
@@ -4128,6 +4331,10 @@ struct snd_soc_card snd_soc_card_adp_mmxf_apq8096 = { 
	.name = "apq8096-adp-mmxf-snd-card",

};



struct snd_soc_card snd_soc_card_auto_custom_apq8096 = {

	.name = "apq8096-auto-custom-snd-card",

};



static int apq8096_populate_dai_link_component_of_node(

					struct snd_soc_card *card)

{
@@ -4221,6 +4428,8 @@ static const struct of_device_id apq8096_asoc_machine_of_match[] = { 
	  .data = "adp_agave_codec"},

	{ .compatible = "qcom,apq8096-asoc-snd-adp-mmxf",

	  .data = "adp_mmxf_codec"},

	{ .compatible = "qcom,apq8096-asoc-snd-auto-custom",

	  .data = "auto_custom_codec"},

	{},

};
@@ -4244,13 +4453,35 @@ static struct snd_soc_card *populate_snd_card_dailinks(struct device *dev) 
		card = &snd_soc_card_adp_agave_apq8096;

	else if (!strcmp(match->data, "adp_mmxf_codec"))

		card = &snd_soc_card_adp_mmxf_apq8096;

	else {

	else if (!strcmp(match->data, "auto_custom_codec")) {

		card = &snd_soc_card_auto_custom_apq8096;

	} else {

		dev_err(dev, "%s: Codec not supported\n",

			__func__);

		return NULL;

	}



	/* same FE and BE used for all codec */

	if (!strcmp(match->data, "auto_custom_codec")) {

		len_1 = ARRAY_SIZE(apq8096_custom_fe_dai_links);

		len_2 = len_1 + ARRAY_SIZE(apq8096_auto_fe_dai_links);

		len_3 = len_2 + ARRAY_SIZE(apq8096_common_be_dai_links);



		memcpy(apq8096_auto_custom_dai_links,

			apq8096_custom_fe_dai_links,

			sizeof(apq8096_custom_fe_dai_links));

		memcpy(apq8096_auto_custom_dai_links + len_1,

			apq8096_auto_fe_dai_links,

			sizeof(apq8096_auto_fe_dai_links));

		memcpy(apq8096_auto_custom_dai_links + len_2,

			apq8096_common_be_dai_links,

			sizeof(apq8096_common_be_dai_links));

		memcpy(apq8096_auto_custom_dai_links + len_3,

			apq8096_auto_be_dai_links,

			sizeof(apq8096_auto_be_dai_links));



		dailink = apq8096_auto_custom_dai_links;

	} else {

		/* same FE and BE used for all non-custom codec */

		len_1 = ARRAY_SIZE(apq8096_common_dai_links);

		len_2 = len_1 + ARRAY_SIZE(apq8096_auto_fe_dai_links);

		len_3 = len_2 + ARRAY_SIZE(apq8096_common_be_dai_links);
@@ -4269,6 +4500,8 @@ static struct snd_soc_card *populate_snd_card_dailinks(struct device *dev) 
			sizeof(apq8096_auto_be_dai_links));



		dailink = apq8096_auto_dai_links;

	}



	len_4 = len_3 + ARRAY_SIZE(apq8096_auto_be_dai_links);



	if (of_property_read_bool(dev->of_node, "qcom,hdmi-audio-rx")) {
@@ -4309,10 +4542,20 @@ static int apq8096_init_tdm_dev(struct device *dev) 
		memcpy(tdm_slot_offset,

			tdm_slot_offset_adp_mmxf,

			sizeof(tdm_slot_offset_adp_mmxf));

	} else if (!strcmp(match->data, "auto_custom_codec")) {

		dev_dbg(dev, "%s: custom tdm slot offset\n", __func__);

		msm_tdm_slot_width = 16;

		msm_tdm_num_slots = 16;

		memcpy(tdm_slot_offset,

			tdm_slot_offset_custom,

			sizeof(tdm_slot_offset_custom));

	} else {

		dev_dbg(dev, "%s: DEFAULT tdm slot offset\n", __func__);

	}



	dev_dbg(dev, "%s: tdm slot_width %d, num_slots %d\n",

		__func__, msm_tdm_slot_width, msm_tdm_num_slots);



	return 0;

}