udfps: Add support for udfps on aod without having dedicated sensor

Change-Id: I4aa39efe3714bcc40ab3da862809ca9c8974c6bd

3 files changed, 25 insertions, 0 deletions

diff --git a/core/java/android/hardware/fingerprint/IUdfpsOverlayController.aidl b/core/java/android/hardware/fingerprint/IUdfpsOverlayController.aidl
index f18360ff4108..f9d037648813 100644
--- a/core/java/android/hardware/fingerprint/IUdfpsOverlayController.aidl
+++ b/core/java/android/hardware/fingerprint/IUdfpsOverlayController.aidl
@@ -47,4 +47,7 @@ oneway interface IUdfpsOverlayController {
 
     // Shows debug messages on the UDFPS overlay.
     void setDebugMessage(int sensorId, String message);
+
+    // Useful for Legacy devices not having dedicated aod sensor
+    void onAcquired(int sensorId, int acquiredInfo, int vendorCode);
 }
diff --git a/packages/SystemUI/src/com/android/systemui/biometrics/UdfpsController.java b/packages/SystemUI/src/com/android/systemui/biometrics/UdfpsController.java
index 30fca84472d8..acaf81eb13d4 100644
--- a/packages/SystemUI/src/com/android/systemui/biometrics/UdfpsController.java
+++ b/packages/SystemUI/src/com/android/systemui/biometrics/UdfpsController.java
@@ -310,6 +310,19 @@ public class UdfpsController implements DozeReceiver, UdfpsHbmProvider {
                 mView.setDebugMessage(message);
             });
         }
+
+        @Override
+        public void onAcquired(int sensorId, int acquiredInfo, int vendorCode) {
+            mFgExecutor.execute(() -> {
+                if (acquiredInfo == 6 && (mStatusBarStateController.isDozing() || !mScreenOn)) {
+                    if (vendorCode == 22) { // Use overlay to determine pressed vendor code?
+                        mPowerManager.wakeUp(mSystemClock.uptimeMillis(),
+                                PowerManager.WAKE_REASON_GESTURE, TAG);
+                        onAodInterrupt(0, 0, 0, 0); // To-Do pass proper values
+                    }
+                }
+            });
+        }
     }
 
     private static float computePointerSpeed(@NonNull VelocityTracker tracker, int pointerId) {
diff --git a/services/core/java/com/android/server/biometrics/sensors/fingerprint/hidl/FingerprintAuthenticationClient.java b/services/core/java/com/android/server/biometrics/sensors/fingerprint/hidl/FingerprintAuthenticationClient.java
index 7d95ec098fee..87c2910c396c 100644
--- a/services/core/java/com/android/server/biometrics/sensors/fingerprint/hidl/FingerprintAuthenticationClient.java
+++ b/services/core/java/com/android/server/biometrics/sensors/fingerprint/hidl/FingerprintAuthenticationClient.java
@@ -100,6 +100,15 @@ class FingerprintAuthenticationClient extends AuthenticationClient<IBiometricsFi
     }
 
     @Override
+    public void onAcquired(int acquiredInfo, int vendorCode) {
+        super.onAcquired(acquiredInfo, vendorCode);
+        try {
+            mUdfpsOverlayController.onAcquired(getSensorId(), acquiredInfo, vendorCode);
+        } catch (Exception e) {
+        }
+    }
+
+    @Override
     public void onAuthenticated(BiometricAuthenticator.Identifier identifier,
             boolean authenticated, ArrayList<Byte> token) {
         super.onAuthenticated(identifier, authenticated, token);