Allow OPUS codec on LE Audio.

Bug: 377204617
Test: atest VtsHalBluetoothAudioTargetTest
Change-Id: I847f23395f984d3c344ec06a8f7f9e4b967b74ed
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecSpecificCapabilitiesLtv.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecSpecificCapabilitiesLtv.aidl
index 60c276b..93c3d8c 100644
--- a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecSpecificCapabilitiesLtv.aidl
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecSpecificCapabilitiesLtv.aidl
@@ -59,8 +59,10 @@
     int bitmask;
     const int US7500 = 0x01;
     const int US10000 = 0x02;
+    const int US20000 = 0x04;
     const int US7500PREFERRED = 0x10;
     const int US10000PREFERRED = 0x20;
+    const int US20000PREFERRED = 0x40;
   }
   parcelable SupportedAudioChannelCounts {
     int bitmask;
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecSpecificConfigurationLtv.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecSpecificConfigurationLtv.aidl
index 943d396..be79b0d 100644
--- a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecSpecificConfigurationLtv.aidl
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecSpecificConfigurationLtv.aidl
@@ -59,6 +59,7 @@
   enum FrameDuration {
     US7500 = 0x00,
     US10000 = 0x01,
+    US20000 = 0x02,
   }
   parcelable AudioChannelAllocation {
     int bitmask;
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/LeAudioCodecConfiguration.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/LeAudioCodecConfiguration.aidl
index 031ee67..0613f6c 100644
--- a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/LeAudioCodecConfiguration.aidl
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/LeAudioCodecConfiguration.aidl
@@ -37,6 +37,7 @@
   android.hardware.bluetooth.audio.Lc3Configuration lc3Config;
   android.hardware.bluetooth.audio.LeAudioCodecConfiguration.VendorConfiguration vendorConfig;
   android.hardware.bluetooth.audio.AptxAdaptiveLeConfiguration aptxAdaptiveLeConfig;
+  android.hardware.bluetooth.audio.OpusConfiguration opusConfig;
   @VintfStability
   parcelable VendorConfiguration {
     ParcelableHolder extension;
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/UnicastCapability.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/UnicastCapability.aidl
index 894a2f3..481e2ac 100644
--- a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/UnicastCapability.aidl
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/UnicastCapability.aidl
@@ -48,5 +48,6 @@
     android.hardware.bluetooth.audio.Lc3Capabilities lc3Capabilities;
     android.hardware.bluetooth.audio.UnicastCapability.VendorCapabilities vendorCapabillities;
     android.hardware.bluetooth.audio.AptxAdaptiveLeCapabilities aptxAdaptiveLeCapabilities;
+    android.hardware.bluetooth.audio.OpusCapabilities opusCapabilities;
   }
 }
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecSpecificCapabilitiesLtv.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecSpecificCapabilitiesLtv.aidl
index fa302e3..94f0544 100644
--- a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecSpecificCapabilitiesLtv.aidl
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecSpecificCapabilitiesLtv.aidl
@@ -50,9 +50,11 @@
     parcelable SupportedFrameDurations {
         const int US7500 = 0x01;
         const int US10000 = 0x02;
+        const int US20000 = 0x04;
         /* Bits 2-3 are RFU */
         const int US7500PREFERRED = 0x10;
         const int US10000PREFERRED = 0x20;
+        const int US20000PREFERRED = 0x40;
 
         /* 8 bit wide bit mask */
         int bitmask;
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecSpecificConfigurationLtv.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecSpecificConfigurationLtv.aidl
index c099ebe..5e32e5e 100644
--- a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecSpecificConfigurationLtv.aidl
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecSpecificConfigurationLtv.aidl
@@ -43,6 +43,7 @@
     enum FrameDuration {
         US7500 = 0x00,
         US10000 = 0x01,
+        US20000 = 0x02,
     }
 
     parcelable AudioChannelAllocation {
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/LeAudioCodecConfiguration.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/LeAudioCodecConfiguration.aidl
index 7ce6ff3..20e6c0c 100644
--- a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/LeAudioCodecConfiguration.aidl
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/LeAudioCodecConfiguration.aidl
@@ -16,8 +16,9 @@
 
 package android.hardware.bluetooth.audio;
 
-import android.hardware.bluetooth.audio.Lc3Configuration;
 import android.hardware.bluetooth.audio.AptxAdaptiveLeConfiguration;
+import android.hardware.bluetooth.audio.Lc3Configuration;
+import android.hardware.bluetooth.audio.OpusConfiguration;
 
 @VintfStability
 union LeAudioCodecConfiguration {
@@ -28,4 +29,5 @@
     Lc3Configuration lc3Config;
     VendorConfiguration vendorConfig;
     AptxAdaptiveLeConfiguration aptxAdaptiveLeConfig;
+    OpusConfiguration opusConfig;
 }
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/UnicastCapability.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/UnicastCapability.aidl
index 07688a7..8583221 100644
--- a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/UnicastCapability.aidl
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/UnicastCapability.aidl
@@ -16,10 +16,11 @@
 
 package android.hardware.bluetooth.audio;
 
+import android.hardware.bluetooth.audio.AptxAdaptiveLeCapabilities;
 import android.hardware.bluetooth.audio.AudioLocation;
 import android.hardware.bluetooth.audio.CodecType;
 import android.hardware.bluetooth.audio.Lc3Capabilities;
-import android.hardware.bluetooth.audio.AptxAdaptiveLeCapabilities;
+import android.hardware.bluetooth.audio.OpusCapabilities;
 
 /**
  * Used to specify the le audio unicast codec capabilities for hardware offload.
@@ -35,6 +36,7 @@
         Lc3Capabilities lc3Capabilities;
         VendorCapabilities vendorCapabillities;
         AptxAdaptiveLeCapabilities aptxAdaptiveLeCapabilities;
+        OpusCapabilities opusCapabilities;
     }
     CodecType codecType;
     AudioLocation supportedChannel;
diff --git a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
index 61c29d3..a10e0a6 100644
--- a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
+++ b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
@@ -82,6 +82,8 @@
          CodecSpecificCapabilitiesLtv::SupportedFrameDurations::US7500},
         {CodecSpecificConfigurationLtv::FrameDuration::US10000,
          CodecSpecificCapabilitiesLtv::SupportedFrameDurations::US10000},
+        {CodecSpecificConfigurationLtv::FrameDuration::US20000,
+         CodecSpecificCapabilitiesLtv::SupportedFrameDurations::US20000},
 };
 
 std::map<int32_t, CodecSpecificConfigurationLtv::SamplingFrequency>
@@ -768,7 +770,7 @@
   // A setting must match both source and sink.
   // First filter all setting matched with sink capability
   if (in_remoteSinkAudioCapabilities.has_value()) {
-    for (auto& setting : ase_configuration_settings)
+    for (auto& setting : ase_configuration_settings) {
       for (auto& capability : in_remoteSinkAudioCapabilities.value()) {
         if (!capability.has_value()) continue;
         auto filtered_ase_configuration_setting =
@@ -779,6 +781,7 @@
               filtered_ase_configuration_setting.value());
         }
       }
+    }
   } else {
     sink_matched_ase_configuration_settings = ase_configuration_settings;
   }
@@ -809,7 +812,6 @@
     // Matching priority list:
     // Preferred context - exact match with allocation
     // Any context - exact match with allocation
-
     auto matched_setting_with_context = matchWithRequirement(
         matched_ase_configuration_settings, requirement, true);
     if (matched_setting_with_context.has_value()) {
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothLeAudioAseConfigurationSettingProvider.cpp b/bluetooth/audio/utils/aidl_session/BluetoothLeAudioAseConfigurationSettingProvider.cpp
index 37812fa..8475d39 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothLeAudioAseConfigurationSettingProvider.cpp
+++ b/bluetooth/audio/utils/aidl_session/BluetoothLeAudioAseConfigurationSettingProvider.cpp
@@ -92,6 +92,7 @@
 /* Frame Durations */
 constexpr uint8_t kLeAudioCodecFrameDur7500us = 0x00;
 constexpr uint8_t kLeAudioCodecFrameDur10000us = 0x01;
+constexpr uint8_t kLeAudioCodecFrameDur20000us = 0x02;
 
 /* Audio Allocations */
 constexpr uint32_t kLeAudioLocationNotAllowed = 0x00000000;
@@ -171,7 +172,9 @@
         {kLeAudioCodecFrameDur7500us,
          CodecSpecificConfigurationLtv::FrameDuration::US7500},
         {kLeAudioCodecFrameDur10000us,
-         CodecSpecificConfigurationLtv::FrameDuration::US10000}};
+         CodecSpecificConfigurationLtv::FrameDuration::US10000},
+        {kLeAudioCodecFrameDur20000us,
+         CodecSpecificConfigurationLtv::FrameDuration::US20000}};
 
 /* Helper map for matching various audio channel allocation notations */
 std::map<uint32_t, uint32_t> audio_channel_allocation_map = {
@@ -487,6 +490,9 @@
       case CodecSpecificConfigurationLtv::FrameDuration::US10000:
         qos.sduIntervalUs = 10000;
         break;
+      case CodecSpecificConfigurationLtv::FrameDuration::US20000:
+        qos.sduIntervalUs = 20000;
+        break;
     }
     qos.sduIntervalUs *= frameBlockValue;
   }
diff --git a/bluetooth/audio/utils/le_audio_configuration_set/audio_set_configurations.json b/bluetooth/audio/utils/le_audio_configuration_set/audio_set_configurations.json
index fbfa3f9..88e9ce4 100644
--- a/bluetooth/audio/utils/le_audio_configuration_set/audio_set_configurations.json
+++ b/bluetooth/audio/utils/le_audio_configuration_set/audio_set_configurations.json
@@ -18,6 +18,7 @@
     " Example values which can be used as 'codec_configuration.compound_value'",
     "   Codec Coding formats:",
     "     LC3 = 6",
+    "     OPUS = 225",
     "   Sampling Frequencies: ",
     "     8000Hz = 1",
     "     11025Hz = 2",
@@ -34,7 +35,8 @@
     "     384000Hz = 13",
     "   Frame Durations:",
     "     7500us = 0",
-    "     10000us = 1"
+    "     10000us = 1",
+    "     20000us = 2"
   ],
   "configurations": [
     {