Add Enhanced connection update SDK APIs

Add support for following ECU support.
1. Enhanced connection update SDK APIs
   support.
2. Enhanced connection update support
   in Bluetooth apk and stack.

CRs-Fixed: 3127801
Change-Id: I29a8d10aad4c797f7b082297dabaa3049bad5462

1 files changed, 56 insertions, 0 deletions

diff --git a/framework/java/android/bluetooth/BluetoothGattServer.java b/framework/java/android/bluetooth/BluetoothGattServer.java
index 8b84505e36..e2410aab96 100644
--- a/framework/java/android/bluetooth/BluetoothGattServer.java
+++ b/framework/java/android/bluetooth/BluetoothGattServer.java
@@ -12,6 +12,41 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
+ *
+ * Changes from Qualcomm Innovation Center are provided under the following license:
+ *
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted (subject to the limitations in the
+ * disclaimer below) provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials provided
+ * with the distribution.
+ *
+ * Neither the name of Qualcomm Innovation Center, Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
+ * GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
+ * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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+ * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
+ *
  */
 
 package android.bluetooth;
@@ -389,6 +424,27 @@ public final class BluetoothGattServer implements BluetoothProfile {
                     }
                 }
 
+                /**
+                 * Callback invoked when the given connection's subrate parameters are changed
+                 * @hide
+                 */
+                @Override
+                public void onSubrateChange(String address, int subrateFactor, int latency,
+                        int contNum, int timeout, int status) {
+                    Log.d(TAG, "onSubrateChange() - Device=" + address
+                               + " subrateFactor=" + subrateFactor + " latency=" + latency
+                               + " contNum=" + contNum + " timeout=" + timeout + " status=" + status);
+                    BluetoothDevice device = mAdapter.getRemoteDevice(address);
+                    if (device == null) return;
+
+                    try {
+                        mCallback.onSubrateChange(device, subrateFactor, latency,
+                                contNum, timeout, status);
+                    } catch (Exception ex) {
+                        Log.w(TAG, "Unhandled exception: " + ex);
+                    }
+                }
+
             };
 
     /**