hal: add support to send/receive voice call TX/RX audio
Add support for routing voice calls to devices in other audio
HALs by allowing playback and capture to/from AFE proxy
Change-Id: I2c6a1ddec072e1d5f1a8b7ded874e9c082a7b810
diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index de1c04d..dd4bc68 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -220,6 +220,12 @@
INCALL_MUSIC_UPLINK2_PCM_DEVICE},
[USECASE_AUDIO_SPKR_CALIB_RX] = {SPKR_PROT_CALIB_RX_PCM_DEVICE, -1},
[USECASE_AUDIO_SPKR_CALIB_TX] = {-1, SPKR_PROT_CALIB_TX_PCM_DEVICE},
+
+ [USECASE_AUDIO_PLAYBACK_AFE_PROXY] = {AFE_PROXY_PLAYBACK_PCM_DEVICE,
+ AFE_PROXY_RECORD_PCM_DEVICE},
+ [USECASE_AUDIO_RECORD_AFE_PROXY] = {AFE_PROXY_PLAYBACK_PCM_DEVICE,
+ AFE_PROXY_RECORD_PCM_DEVICE},
+
};
/* Array to store sound devices */
@@ -245,6 +251,7 @@
[SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES] = "voice-tty-full-headphones",
[SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES] = "voice-tty-vco-headphones",
[SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET] = "voice-tty-hco-handset",
+ [SND_DEVICE_OUT_VOICE_TX] = "voice-tx",
[SND_DEVICE_OUT_AFE_PROXY] = "afe-proxy",
[SND_DEVICE_OUT_USB_HEADSET] = "usb-headphones",
[SND_DEVICE_OUT_SPEAKER_AND_USB_HEADSET] = "speaker-and-usb-headphones",
@@ -292,6 +299,8 @@
[SND_DEVICE_IN_VOICE_TTY_FULL_HEADSET_MIC] = "voice-tty-full-headset-mic",
[SND_DEVICE_IN_VOICE_TTY_VCO_HANDSET_MIC] = "voice-tty-vco-handset-mic",
[SND_DEVICE_IN_VOICE_TTY_HCO_HEADSET_MIC] = "voice-tty-hco-headset-mic",
+ [SND_DEVICE_IN_VOICE_RX] = "voice-rx",
+
[SND_DEVICE_IN_VOICE_REC_MIC] = "voice-rec-mic",
[SND_DEVICE_IN_VOICE_REC_MIC_NS] = "voice-rec-mic",
[SND_DEVICE_IN_VOICE_REC_DMIC_STEREO] = "voice-rec-dmic-ef",
@@ -332,6 +341,7 @@
[SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES] = 17,
[SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES] = 17,
[SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET] = 37,
+ [SND_DEVICE_OUT_VOICE_TX] = 45,
[SND_DEVICE_OUT_AFE_PROXY] = 0,
[SND_DEVICE_OUT_USB_HEADSET] = 45,
[SND_DEVICE_OUT_SPEAKER_AND_USB_HEADSET] = 14,
@@ -378,6 +388,8 @@
[SND_DEVICE_IN_VOICE_TTY_FULL_HEADSET_MIC] = 16,
[SND_DEVICE_IN_VOICE_TTY_VCO_HANDSET_MIC] = 36,
[SND_DEVICE_IN_VOICE_TTY_HCO_HEADSET_MIC] = 16,
+ [SND_DEVICE_IN_VOICE_RX] = 44,
+
[SND_DEVICE_IN_VOICE_REC_MIC] = 4,
[SND_DEVICE_IN_VOICE_REC_MIC_NS] = 107,
[SND_DEVICE_IN_VOICE_REC_DMIC_STEREO] = 34,
@@ -716,6 +728,9 @@
backend_table[SND_DEVICE_OUT_BT_SCO_WB] = strdup("bt-sco-wb");
backend_table[SND_DEVICE_OUT_HDMI] = strdup("hdmi");
backend_table[SND_DEVICE_OUT_SPEAKER_AND_HDMI] = strdup("speaker-and-hdmi");
+ backend_table[SND_DEVICE_OUT_VOICE_TX] = strdup("afe-proxy");
+ backend_table[SND_DEVICE_IN_VOICE_RX] = strdup("afe-proxy");
+
backend_table[SND_DEVICE_OUT_AFE_PROXY] = strdup("afe-proxy");
backend_table[SND_DEVICE_OUT_USB_HEADSET] = strdup("usb-headphones");
backend_table[SND_DEVICE_OUT_SPEAKER_AND_USB_HEADSET] =
@@ -1648,7 +1663,9 @@
snd_device = SND_DEVICE_OUT_ANC_HANDSET;
else
snd_device = SND_DEVICE_OUT_VOICE_HANDSET;
- }
+ } else if (devices & AUDIO_DEVICE_OUT_TELEPHONY_TX)
+ snd_device = SND_DEVICE_OUT_VOICE_TX;
+
if (snd_device != SND_DEVICE_NONE) {
goto exit;
}
@@ -1805,7 +1822,8 @@
if (audio_extn_hfp_is_active(adev))
platform_set_echo_reference(adev->platform, true);
}
- }
+ } else if (out_device & AUDIO_DEVICE_OUT_TELEPHONY_TX)
+ snd_device = SND_DEVICE_IN_VOICE_RX;
} else if (source == AUDIO_SOURCE_CAMCORDER) {
if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC ||
in_device & AUDIO_DEVICE_IN_BACK_MIC) {
diff --git a/hal/msm8974/platform.h b/hal/msm8974/platform.h
index 93b0a70..831ee58 100644
--- a/hal/msm8974/platform.h
+++ b/hal/msm8974/platform.h
@@ -70,6 +70,7 @@
SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES,
SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES,
SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET,
+ SND_DEVICE_OUT_VOICE_TX,
SND_DEVICE_OUT_AFE_PROXY,
SND_DEVICE_OUT_USB_HEADSET,
SND_DEVICE_OUT_SPEAKER_AND_USB_HEADSET,
@@ -127,6 +128,7 @@
SND_DEVICE_IN_VOICE_REC_MIC_NS,
SND_DEVICE_IN_VOICE_REC_DMIC_STEREO,
SND_DEVICE_IN_VOICE_REC_DMIC_FLUENCE,
+ SND_DEVICE_IN_VOICE_RX,
SND_DEVICE_IN_USB_HEADSET_MIC,
SND_DEVICE_IN_CAPTURE_FM,
SND_DEVICE_IN_AANC_HANDSET_MIC,
@@ -282,6 +284,9 @@
#define VOWLAN_CALL_PCM_DEVICE 36
#endif
+#define AFE_PROXY_PLAYBACK_PCM_DEVICE 7
+#define AFE_PROXY_RECORD_PCM_DEVICE 8
+
#ifdef PLATFORM_MSM8x26
#define HFP_SCO_RX 28
#define HFP_ASM_RX_TX 29