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Commit 7bf44165 authored by Ashish Jain's avatar Ashish Jain Committed by Gerrit - the friendly Code Review server
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ASoC: msm: add dailink for split a2dp support on 8909 



Add dailink to support audio playback over a2dp via
dsp.

CRs-Fixed: 978676
Change-Id: I7e58fd1ccc947bcf27eecb291cf6614d8d23de17
Signed-off-by: default avatarAshish Jain <ashishj@codeaurora.org>
parent 53939748

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

+16 −7
Original line number Diff line number Diff line
@@ -494,6 +494,11 @@ Example: 
			qcom,msm-dai-q6-dev-id = <12288>;

		};



		bt_a2dp_rx: qcom,msm-dai-q6-bt-a2dp-rx {

			compatible = "qcom,msm-dai-q6-dev";

			qcom,msm-dai-q6-dev-id = <12290>;

		};



		qcom,msm-dai-q6-bt-sco-tx {

			compatible = "qcom,msm-dai-q6-dev";

			qcom,msm-dai-q6-dev-id = <12289>;
@@ -724,8 +729,9 @@ Example: 
				<&dai_mi2s0>, <&dai_mi2s1>, <&dai_mi2s2>, <&dai_mi2s3>,

				<&sb_0_rx>, <&sb_0_tx>, <&sb_1_rx>, <&sb_1_tx>,

				<&sb_3_rx>, <&sb_3_tx>, <&sb_4_rx>, <&sb_4_tx>,

				<&bt_sco_rx>, <&bt_sco_tx>, <&int_fm_rx>, <&int_fm_tx>,

				<&afe_pcm_rx>, <&afe_pcm_tx>, <&afe_proxy_rx>, <&afe_proxy_tx>,

				<&bt_sco_rx>, <&bt_sco_tx>, <&bt_a2dp_rx>,

				<&int_fm_rx>, <&int_fm_tx>,<&afe_pcm_rx>,

				<&afe_pcm_tx>, <&afe_proxy_rx>, <&afe_proxy_tx>,

				<&incall_record_rx>, <&incall_record_tx>, <&incall_music_rx>,

				<&incall_music_2_rx>;

		asoc-cpu-names = "msm-dai-q6-auxpcm.1", "msm-dai-q6-hdmi.8",
@@ -736,11 +742,12 @@ Example: 
				"msm-dai-q6-dev.16390", "msm-dai-q6-dev.16391",

				"msm-dai-q6-dev.16392", "msm-dai-q6-dev.16393",

				"msm-dai-q6-dev.12288", "msm-dai-q6-dev.12289",

				"msm-dai-q6-dev.12292", "msm-dai-q6-dev.12293",

				"msm-dai-q6-dev.224", "msm-dai-q6-dev.225",

				"msm-dai-q6-dev.241", "msm-dai-q6-dev.240",

				"msm-dai-q6-dev.32771", "msm-dai-q6-dev.32772",

				"msm-dai-q6-dev.32773", "msm-dai-q6-dev.32770";

				"msm-dai-q6-dev.12290", "msm-dai-q6-dev.12292",

				"msm-dai-q6-dev.12293", "msm-dai-q6-dev.224",

				"msm-dai-q6-dev.225", "msm-dai-q6-dev.241",

				"msm-dai-q6-dev.240", "msm-dai-q6-dev.32771",

				"msm-dai-q6-dev.32772", "msm-dai-q6-dev.32773",

				"msm-dai-q6-dev.32770";

		asoc-codec = <&stub>, <&pm8916_tombak_dig>;

		asoc-codec-names = "msm-stub-codec.1", "tombak_codec";

	};
@@ -1402,6 +1409,7 @@ the flavor. 
Optional properties:

- qcom,msm-afe-clk-ver: Provides detail of AFE clock API version.

- qcom,hdmi-dba-codec-rx: Boolean. specifies if HDMI DBA audio support is enabled or not.

- qcom,split-a2dp: Boolean. specifies if split a2dp audio support is enabled or not.

- qcom,prim-auxpcm-gpio-clk  : GPIO on which Primary AUXPCM clk signal is coming.

- qcom,prim-auxpcm-gpio-sync : GPIO on which Primary AUXPCM SYNC signal is coming.

- qcom,prim-auxpcm-gpio-din  : GPIO on which Primary AUXPCM DIN signal is coming.
@@ -1467,6 +1475,7 @@ Example: 
		qcom,msm-afe-clk-ver = <1>;

		qcom,msm-ext-pa = "primary";

		qcom,hdmi-dba-codec-rx;

		qcom,split-a2dp;

		qcom,msm-mclk-freq = <9600000>;

		qcom,msm-mbhc-hphl-swh = <0>;

		qcom,msm-mbhc-gnd-swh = <0>;

sound/soc/msm/msm8952.c

+27 −1
Original line number Diff line number Diff line
@@ -2489,9 +2489,27 @@ static struct snd_soc_dai_link msm8952_quin_dai_link[] = { 
	},

};



static struct snd_soc_dai_link msm8952_split_a2dp_dai_link[] = {

	{

		.name = LPASS_BE_INT_BT_A2DP_RX,

		.stream_name = "Internal BT-A2DP Playback",

		.cpu_dai_name = "msm-dai-q6-dev.12290",

		.platform_name = "msm-pcm-routing",

		.codec_dai_name = "msm-stub-rx",

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

		.no_pcm = 1,

		.dpcm_playback = 1,

		.be_id = MSM_BACKEND_DAI_INT_BT_A2DP_RX,

		.be_hw_params_fixup = msm_be_hw_params_fixup,

		.ignore_pmdown_time = 1, /* dai link has playback support */

		.ignore_suspend = 1,

	},

};



static struct snd_soc_dai_link msm8952_dai_links[

ARRAY_SIZE(msm8952_dai) +

ARRAY_SIZE(msm8952_hdmi_dba_dai_link)];

ARRAY_SIZE(msm8952_hdmi_dba_dai_link) +

ARRAY_SIZE(msm8952_split_a2dp_dai_link)];



static int msm8952_wsa881x_init(struct snd_soc_component *component)

{
@@ -2793,6 +2811,14 @@ static struct snd_soc_card *msm8952_populate_sndcard_dailinks( 
				sizeof(msm8952_quin_dai_link));

		len1 += ARRAY_SIZE(msm8952_quin_dai_link);

	}

	if (of_property_read_bool(dev->of_node,

				"qcom,split-a2dp")) {

		dev_dbg(dev, "%s(): split a2dp support present\n",

				__func__);

		memcpy(dailink + len1, msm8952_split_a2dp_dai_link,

				sizeof(msm8952_split_a2dp_dai_link));

		len1 += ARRAY_SIZE(msm8952_split_a2dp_dai_link);

	}

	card->dai_link = dailink;

	card->num_links = len1;

	return card;