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Commit ab44f1b5 authored by Surendar Karka's avatar Surendar Karka Committed by Meng Wang
Browse files

asoc: qcs405: add afe loopback support in machine driver 



Add machine driver changes for AFE Rx to
Tx loopback.

Change-Id: I033d0b769126c229a7734f50d48601e4bf9810bb
Signed-off-by: default avatarMeng Wang <mengw@codeaurora.org>
parent e7507516

asoc/qcs405.c

+33 −1
Original line number Diff line number Diff line
@@ -7463,6 +7463,22 @@ static struct snd_soc_dai_link msm_spdif_be_dai_links[] = { 
	},

};



static struct snd_soc_dai_link msm_afe_rxtx_lb_be_dai_link[] = {

	{

		.name = LPASS_BE_AFE_LOOPBACK_TX,

		.stream_name = "AFE Loopback Capture",

		.cpu_dai_name = "msm-dai-q6-dev.24577",

		.platform_name = "msm-pcm-routing",

		.codec_name = "msm-stub-codec.1",

		.codec_dai_name = "msm-stub-tx",

		.no_pcm = 1,

		.dpcm_capture = 1,

		.id = MSM_BACKEND_DAI_AFE_LOOPBACK_TX,

		.ignore_pmdown_time = 1,

		.ignore_suspend = 1,

	},

};



static struct snd_soc_dai_link msm_qcs405_dai_links[

			 ARRAY_SIZE(msm_common_dai_links) +

			 ARRAY_SIZE(msm_common_misc_fe_dai_links) +
@@ -7474,7 +7490,8 @@ static struct snd_soc_dai_link msm_qcs405_dai_links[ 
			 ARRAY_SIZE(msm_va_cdc_dma_be_dai_links) +

			 ARRAY_SIZE(msm_wsa_cdc_dma_be_dai_links) +

			 ARRAY_SIZE(msm_bolero_fe_dai_links) +

			 ARRAY_SIZE(msm_spdif_be_dai_links)];

			 ARRAY_SIZE(msm_spdif_be_dai_links) +

			 ARRAY_SIZE(msm_afe_rxtx_lb_be_dai_link)];



static int msm_snd_card_tasha_late_probe(struct snd_soc_card *card)

{
@@ -7724,6 +7741,7 @@ static struct snd_soc_card *populate_snd_card_dailinks(struct device *dev) 
	uint32_t tasha_codec = 0, auxpcm_audio_intf = 0;

	uint32_t va_bolero_codec = 0, wsa_bolero_codec = 0, mi2s_audio_intf = 0;

	uint32_t spdif_audio_intf = 0, wcn_audio_intf = 0;

	uint32_t afe_loopback_intf = 0;

	const struct of_device_id *match;

	char __iomem *spdif_cfg, *spdif_pin_ctl;

	int rc = 0;
@@ -7881,6 +7899,20 @@ static struct snd_soc_card *populate_snd_card_dailinks(struct device *dev) 
				ARRAY_SIZE(msm_wcn_be_dai_links);

			}

		}

		rc = of_property_read_u32(dev->of_node, "qcom,afe-rxtx-lb",

					  &afe_loopback_intf);

		if (rc) {

			dev_dbg(dev, "%s: No DT match AFE loopback audio interface\n",

				__func__);

		} else {

			if (afe_loopback_intf) {

				memcpy(msm_qcs405_dai_links + total_links,

				msm_afe_rxtx_lb_be_dai_link,

				sizeof(msm_afe_rxtx_lb_be_dai_link));

				total_links +=

				ARRAY_SIZE(msm_afe_rxtx_lb_be_dai_link);

			}

		}

		dailink = msm_qcs405_dai_links;

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

		card = &snd_soc_card_stub_msm;