ASoC: msm: Add incall recording support
Add two backend DAIs, and add two mixer controls to route
capture stream to the new backend DAIs. Start/stop record
commands will be sent to CVD if starting/stoping recording,
after voice call is established.
Change-Id: Iabff5390ca8c50ba05ae2dfa31fa3f1a8797f1db
Signed-off-by: Helen Zeng <xiaoyunz@codeaurora.org>
diff --git a/sound/soc/msm/msm-pcm-routing.c b/sound/soc/msm/msm-pcm-routing.c
index 933e4a8..453bce4 100644
--- a/sound/soc/msm/msm-pcm-routing.c
+++ b/sound/soc/msm/msm-pcm-routing.c
@@ -115,6 +115,8 @@
{ PCM_RX, 0, NULL, 0, 0},
{ PCM_TX, 0, NULL, 0, 0},
{ VOICE_PLAYBACK_TX, 0, NULL, 0, 0},
+ { VOICE_RECORD_RX, 0, NULL, 0, 0},
+ { VOICE_RECORD_TX, 0, NULL, 0, 0},
};
@@ -286,6 +288,9 @@
fe_dai_map[val][session_type], path_type);
}
}
+ if ((msm_bedais[reg].port_id == VOICE_RECORD_RX)
+ || (msm_bedais[reg].port_id == VOICE_RECORD_TX))
+ voc_start_record(msm_bedais[reg].port_id, set);
mutex_unlock(&routing_lock);
}
@@ -780,6 +785,12 @@
SOC_SINGLE_EXT("AFE_PCM_TX", MSM_BACKEND_DAI_AFE_PCM_TX,
MSM_FRONTEND_DAI_MULTIMEDIA1, 1, 0, msm_routing_get_audio_mixer,
msm_routing_put_audio_mixer),
+ SOC_SINGLE_EXT("VOC_REC_DL", MSM_BACKEND_DAI_INCALL_RECORD_RX,
+ MSM_FRONTEND_DAI_MULTIMEDIA1, 1, 0, msm_routing_get_audio_mixer,
+ msm_routing_put_audio_mixer),
+ SOC_SINGLE_EXT("VOC_REC_UL", MSM_BACKEND_DAI_INCALL_RECORD_TX,
+ MSM_FRONTEND_DAI_MULTIMEDIA1, 1, 0, msm_routing_get_audio_mixer,
+ msm_routing_put_audio_mixer),
};
static const struct snd_kcontrol_new mmul2_mixer_controls[] = {
@@ -1124,6 +1135,10 @@
/* incall */
SND_SOC_DAPM_AIF_OUT("VOICE_PLAYBACK_TX", "Voice Farend Playback",
0, 0, 0 , 0),
+ SND_SOC_DAPM_AIF_IN("INCALL_RECORD_TX", "Voice Uplink Capture",
+ 0, 0, 0, 0),
+ SND_SOC_DAPM_AIF_IN("INCALL_RECORD_RX", "Voice Downlink Capture",
+ 0, 0, 0, 0),
SND_SOC_DAPM_AIF_OUT("AUX_PCM_RX", "AUX PCM Playback", 0, 0, 0, 0),
SND_SOC_DAPM_AIF_IN("AUX_PCM_TX", "AUX PCM Capture", 0, 0, 0, 0),
/* Switch Definitions */
@@ -1210,6 +1225,10 @@
{"Incall_Music Audio Mixer", "MultiMedia1", "MM_DL1"},
{"Incall_Music Audio Mixer", "MultiMedia2", "MM_DL2"},
{"VOICE_PLAYBACK_TX", NULL, "Incall_Music Audio Mixer"},
+
+ {"MultiMedia1 Mixer", "VOC_REC_UL", "INCALL_RECORD_TX"},
+ {"MultiMedia1 Mixer", "VOC_REC_DL", "INCALL_RECORD_RX"},
+
{"MultiMedia1 Mixer", "PRI_TX", "PRI_I2S_TX"},
{"MultiMedia1 Mixer", "SLIM_0_TX", "SLIMBUS_0_TX"},
{"MultiMedia1 Mixer", "AUX_PCM_UL_TX", "AUX_PCM_TX"},