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Commit 18232957 authored by Helen Zeng's avatar Helen Zeng
Browse files

ASoC: msm: add stub DAIs for host pcm and DTMF detection 



stub DAIs are added to support voice host pcm and
DTMF detection since no afe ports are needed to be opened.

Change-Id: I13c1c9f31702a14028e4d8bcf9db3ac7b9153aab
Signed-off-by: default avatarHelen Zeng <xiaoyunz@codeaurora.org>
parent 15329bb1

sound/soc/msm/qdsp6v2/msm-dai-stub-v2.c

+118 −1
Original line number Diff line number Diff line 
/* Copyright (c) 2013, The Linux Foundation. All rights reserved.

/* Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -23,6 +23,11 @@ enum { 
	STUB_TX,

	STUB_1_RX,

	STUB_1_TX,

	STUB_DTMF_TX,

	STUB_HOST_RX_CAPTURE_TX,

	STUB_HOST_RX_PLAYBACK_RX,

	STUB_HOST_TX_CAPTURE_TX,

	STUB_HOST_TX_PLAYBACK_RX,

};



static int msm_dai_stub_set_channel_map(struct snd_soc_dai *dai,
@@ -133,6 +138,93 @@ static struct snd_soc_dai_driver msm_dai_stub_dai_tx[] = { 
	}

};



static struct snd_soc_dai_driver msm_dai_stub_dtmf_tx_dai = {

	.capture = {

		.stream_name = "DTMF TX",

		.aif_name = "STUB_DTMF_TX",

		.rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 |

			 SNDRV_PCM_RATE_16000,

		.formats = SNDRV_PCM_FMTBIT_S16_LE,

		.channels_min = 1,

		.channels_max = 2,

		.rate_min = 8000,

		.rate_max = 48000,

	},

	.ops = &msm_dai_stub_ops,

	.probe = &msm_dai_stub_dai_probe,

	.remove = &msm_dai_stub_dai_remove,

};



static struct snd_soc_dai_driver msm_dai_stub_host_capture_tx_dai[] = {

	{

		.capture = {

			.stream_name = "CS-VOICE HOST RX CAPTURE",

			.aif_name = "STUB_HOST_RX_CAPTURE_TX",

			.rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 |

				SNDRV_PCM_RATE_16000,

			.formats = SNDRV_PCM_FMTBIT_S16_LE,

			.channels_min = 1,

			.channels_max = 2,

			.rate_min = 8000,

			.rate_max = 48000,

		},

		.ops = &msm_dai_stub_ops,

		.probe = &msm_dai_stub_dai_probe,

		.remove = &msm_dai_stub_dai_remove,

	},

	{

		.capture = {

			.stream_name = "CS-VOICE HOST TX CAPTURE",

			.aif_name = "STUB_HOST_TX_CAPTURE_TX",

			.rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 |

				SNDRV_PCM_RATE_16000,

			.formats = SNDRV_PCM_FMTBIT_S16_LE,

			.channels_min = 1,

			.channels_max = 2,

			.rate_min = 8000,

			.rate_max = 48000,

		},

		.ops = &msm_dai_stub_ops,

		.probe = &msm_dai_stub_dai_probe,

		.remove = &msm_dai_stub_dai_remove,

	},

};



static struct snd_soc_dai_driver msm_dai_stub_host_playback_rx_dai[] = {

	{

		.playback = {

			.stream_name = "CS-VOICE HOST RX PLAYBACK",

			.aif_name = "STUB_HOST_RX_PLAYBACK_RX",

			.rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 |

				 SNDRV_PCM_RATE_16000,

			.formats = SNDRV_PCM_FMTBIT_S16_LE,

			.channels_min = 1,

			.channels_max = 2,

			.rate_min = 8000,

			.rate_max = 48000,

		},

		.ops = &msm_dai_stub_ops,

		.probe = &msm_dai_stub_dai_probe,

		.remove = &msm_dai_stub_dai_remove,

	},

	{

		.playback = {

			.stream_name = "CS-VOICE HOST TX PLAYBACK",

			.aif_name = "STUB_HOST_TX_PLAYBACK_RX",

			.rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 |

				 SNDRV_PCM_RATE_16000,

			.formats = SNDRV_PCM_FMTBIT_S16_LE,

			.channels_min = 1,

			.channels_max = 2,

			.rate_min = 8000,

			.rate_max = 48000,

		},

		.ops = &msm_dai_stub_ops,

		.probe = &msm_dai_stub_dai_probe,

		.remove = &msm_dai_stub_dai_remove,

	},

};



static const struct snd_soc_component_driver msm_dai_stub_component = {

	.name		= "msm-dai-stub-dev",

};
@@ -168,6 +260,31 @@ static int msm_dai_stub_dev_probe(struct platform_device *pdev) 
		rc = snd_soc_register_component(&pdev->dev,

			&msm_dai_stub_component, &msm_dai_stub_dai_tx[1], 1);

		break;

	case STUB_DTMF_TX:

		rc = snd_soc_register_component(&pdev->dev,

			&msm_dai_stub_component,

			&msm_dai_stub_dtmf_tx_dai, 1);

		break;

	case STUB_HOST_RX_CAPTURE_TX:

		rc = snd_soc_register_component(&pdev->dev,

			&msm_dai_stub_component,

			&msm_dai_stub_host_capture_tx_dai[0], 1);

		break;

	case STUB_HOST_TX_CAPTURE_TX:

		rc = snd_soc_register_component(&pdev->dev,

			&msm_dai_stub_component,

			&msm_dai_stub_host_capture_tx_dai[1], 1);

		break;

	case STUB_HOST_RX_PLAYBACK_RX:

		rc = snd_soc_register_component(&pdev->dev,

			&msm_dai_stub_component,

			&msm_dai_stub_host_playback_rx_dai[0], 1);

		break;

	case STUB_HOST_TX_PLAYBACK_RX:

		rc = snd_soc_register_component(&pdev->dev,

			&msm_dai_stub_component,

			&msm_dai_stub_host_playback_rx_dai[1], 1);

		break;

	}



	return rc;