audio: add support for AFE proxy back end.
Add path and device definitions for AFE proxy
and voice RX and TX devices.
Bug: 15520724.
Change-Id: Ib52ead4449aa770887919f8cacd91910076493ac
diff --git a/audio_policy.conf b/audio_policy.conf
index 7a5424f..6b815af 100644
--- a/audio_policy.conf
+++ b/audio_policy.conf
@@ -6,9 +6,9 @@
# "TRUE" means DRC is enabled, "FALSE" or omission means DRC isn't used.
global_configuration {
- attached_output_devices AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_SPEAKER
+ attached_output_devices AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_TELEPHONY_TX
default_output_device AUDIO_DEVICE_OUT_SPEAKER
- attached_input_devices AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_BACK_MIC|AUDIO_DEVICE_IN_REMOTE_SUBMIX
+ attached_input_devices AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_BACK_MIC|AUDIO_DEVICE_IN_REMOTE_SUBMIX|AUDIO_DEVICE_IN_TELEPHONY_RX
speaker_drc_enabled TRUE
}
@@ -54,6 +54,12 @@
devices AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE
flags AUDIO_OUTPUT_FLAG_DIRECT|AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD|AUDIO_OUTPUT_FLAG_NON_BLOCKING
}
+ voice_tx {
+ sampling_rates 8000|16000|48000
+ channel_masks AUDIO_CHANNEL_OUT_STEREO|AUDIO_CHANNEL_OUT_MONO
+ formats AUDIO_FORMAT_PCM_16_BIT
+ devices AUDIO_DEVICE_OUT_TELEPHONY_TX
+ }
}
inputs {
primary {
@@ -62,6 +68,12 @@
formats AUDIO_FORMAT_PCM_16_BIT
devices AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_WIRED_HEADSET|AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET|AUDIO_DEVICE_IN_VOICE_CALL|AUDIO_DEVICE_IN_BACK_MIC
}
+ voice_rx {
+ sampling_rates 8000|16000|48000
+ channel_masks AUDIO_CHANNEL_IN_STEREO|AUDIO_CHANNEL_IN_MONO
+ formats AUDIO_FORMAT_PCM_16_BIT
+ devices AUDIO_DEVICE_IN_TELEPHONY_RX
+ }
}
}
a2dp {
diff --git a/mixer_paths.xml b/mixer_paths.xml
index ef4e652..3ce651a 100644
--- a/mixer_paths.xml
+++ b/mixer_paths.xml
@@ -134,6 +134,8 @@
<!-- echo reference -->
<ctl name="EC_REF_RX" value="NONE" />
<!-- echo reference end -->
+ <ctl name="AFE_PCM_RX_Voice Mixer CSVoice" value="0" />
+ <ctl name="Voice_Tx Mixer AFE_PCM_TX_Voice" value="0" />
<!-- These are audio route (FE to BE) specific mixer settings -->
<path name="deep-buffer-playback">
@@ -243,6 +245,17 @@
<path name="voice-call bt-sco" />
</path>
+ <path name="voice-call afe-proxy">
+ <ctl name="AFE_PCM_RX_Voice Mixer CSVoice" value="1" />
+ <ctl name="Voice_Tx Mixer AFE_PCM_TX_Voice" value="1" />
+ </path>
+
+ <path name="afe-proxy-playback afe-proxy">
+ </path>
+
+ <path name="afe-proxy-record afe-proxy">
+ </path>
+
<!-- These are actual sound device specific mixer settings -->
<path name="adc1">
<ctl name="AIF1_CAP Mixer SLIM TX7" value="1"/>
@@ -513,4 +526,10 @@
<path name="bt-sco-headset-wb">
</path>
+ <path name="voice-rx">
+ </path>
+
+ <path name="voice-tx">
+ </path>
+
</mixer>
