commit 117cf6f3e15d658fe902612a9a9f1f1e51f92d39
author Susan Wang <quic_yingshuw@quicinc.com> Wed Apr 06 20:11:46 2022 -0400
committer Gerrit - the friendly Code Review server <code-review@localhost> Fri Jun 03 14:03:41 2022 -0700
tree c668991f1d67c91b851eca2637b225854235440f
parent 260f137ecb03991e2d5dab72c617a367a24442d6

hal: Adds support for alerts bus

- Adds snd device, acdb id, and
  usecase for new alerts output bus
- Sets alerts output bus to use
  pcm device 59 (MM31)
- Alerts bus will only be used
  by automotive

Change-Id: I8932dfb646d301eec2d830a560f98a194e1e59fb

hal/msm8974/platform.c

diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
old mode 100755
new mode 100644
index 6115614..d2a6756
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -529,6 +529,8 @@
                                              NAV_GUIDANCE_PCM_DEVICE},
     [USECASE_AUDIO_PLAYBACK_PHONE] = {PHONE_PCM_DEVICE,
                                       PHONE_PCM_DEVICE},
+    [USECASE_AUDIO_PLAYBACK_ALERTS] = {ALERTS_PCM_DEVICE,
+                                      ALERTS_PCM_DEVICE},
     [USECASE_AUDIO_PLAYBACK_FRONT_PASSENGER] = {FRONT_PASSENGER_PCM_DEVICE,
                                                 FRONT_PASSENGER_PCM_DEVICE},
     [USECASE_AUDIO_PLAYBACK_REAR_SEAT] = {REAR_SEAT_PCM_DEVICE,
@@ -648,6 +650,7 @@
     [SND_DEVICE_OUT_BUS_SYS] = "bus-speaker",
     [SND_DEVICE_OUT_BUS_NAV] = "bus-speaker",
     [SND_DEVICE_OUT_BUS_PHN] = "bus-speaker",
+    [SND_DEVICE_OUT_BUS_ALR] = "bus-speaker",
     [SND_DEVICE_OUT_BUS_PAX] = "bus-speaker",
     [SND_DEVICE_OUT_BUS_RSE] = "bus-speaker",
     [SND_DEVICE_OUT_CALL_PROXY] = "call-proxy",
@@ -952,6 +955,7 @@
     [SND_DEVICE_OUT_BUS_SYS] = 60,
     [SND_DEVICE_OUT_BUS_NAV] = 14,
     [SND_DEVICE_OUT_BUS_PHN] = 94,
+    [SND_DEVICE_OUT_BUS_ALR] = 60,
     [SND_DEVICE_OUT_BUS_PAX] = 60,
     [SND_DEVICE_OUT_BUS_RSE] = 60,
     [SND_DEVICE_OUT_CALL_PROXY] = 32,
@@ -1209,6 +1213,7 @@
     {TO_NAME_INDEX(SND_DEVICE_OUT_BUS_SYS)},
     {TO_NAME_INDEX(SND_DEVICE_OUT_BUS_NAV)},
     {TO_NAME_INDEX(SND_DEVICE_OUT_BUS_PHN)},
+    {TO_NAME_INDEX(SND_DEVICE_OUT_BUS_ALR)},
     {TO_NAME_INDEX(SND_DEVICE_OUT_BUS_PAX)},
     {TO_NAME_INDEX(SND_DEVICE_OUT_BUS_RSE)},
     {TO_NAME_INDEX(SND_DEVICE_OUT_CALL_PROXY)},
@@ -1436,6 +1441,7 @@
     {TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_SYS_NOTIFICATION)},
     {TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_NAV_GUIDANCE)},
     {TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_PHONE)},
+    {TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_ALERTS)},
     {TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_FRONT_PASSENGER)},
     {TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_REAR_SEAT)},
     {TO_NAME_INDEX(USECASE_AUDIO_RECORD_VOIP_LOW_LATENCY)},
@@ -2542,6 +2548,7 @@
     hw_interface_table[SND_DEVICE_OUT_BUS_SYS] = strdup("TERT_TDM_RX_0");
     hw_interface_table[SND_DEVICE_OUT_BUS_NAV] = strdup("TERT_TDM_RX_1");
     hw_interface_table[SND_DEVICE_OUT_BUS_PHN] = strdup("TERT_TDM_RX_2");
+    hw_interface_table[SND_DEVICE_OUT_BUS_ALR] = strdup("TERT_TDM_RX_0");
     hw_interface_table[SND_DEVICE_OUT_BUS_PAX] = strdup("QUAT_TDM_RX_0");
     hw_interface_table[SND_DEVICE_OUT_BUS_RSE] = strdup("QUIN_TDM_RX_0");
     hw_interface_table[SND_DEVICE_OUT_CALL_PROXY] = strdup("CALL_PROXY_RX");
@@ -9116,6 +9123,7 @@
         case USECASE_AUDIO_PLAYBACK_SYS_NOTIFICATION:
         case USECASE_AUDIO_PLAYBACK_FRONT_PASSENGER:
         case USECASE_AUDIO_PLAYBACK_PHONE:
+        case USECASE_AUDIO_PLAYBACK_ALERTS:
             delay = LOW_LATENCY_PLATFORM_DELAY;
             break;
         case USECASE_AUDIO_PLAYBACK_OFFLOAD:

hal/msm8974/platform.h

diff --git a/hal/msm8974/platform.h b/hal/msm8974/platform.h
old mode 100755
new mode 100644
index 4d09144..d83f7db
--- a/hal/msm8974/platform.h
+++ b/hal/msm8974/platform.h
@@ -201,6 +201,7 @@
     SND_DEVICE_OUT_BUS_SYS,
     SND_DEVICE_OUT_BUS_NAV,
     SND_DEVICE_OUT_BUS_PHN,
+    SND_DEVICE_OUT_BUS_ALR,
     SND_DEVICE_OUT_BUS_PAX,
     SND_DEVICE_OUT_BUS_RSE,
     SND_DEVICE_OUT_CALL_PROXY,
@@ -493,6 +494,7 @@
 #define MULTIMEDIA2_PCM_DEVICE 1
 #define MULTIMEDIA3_PCM_DEVICE 4
 #define MULTIMEDIA9_PCM_DEVICE 32
+#define MULTIMEDIA31_PCM_DEVICE 59
 #define FM_PLAYBACK_PCM_DEVICE 5
 #define FM_CAPTURE_PCM_DEVICE  6
 
@@ -726,6 +728,7 @@
 #define SYS_NOTIFICATION_PCM_DEVICE 9
 #define NAV_GUIDANCE_PCM_DEVICE MULTIMEDIA2_PCM_DEVICE
 #define PHONE_PCM_DEVICE 12
+#define ALERTS_PCM_DEVICE MULTIMEDIA31_PCM_DEVICE
 #define FRONT_PASSENGER_PCM_DEVICE 55
 #define REAR_SEAT_PCM_DEVICE 54