Merge "libgui: align the Surface default mMaxBufferCount value with BufferQueue" into rvc-dev
diff --git a/include/android/multinetwork.h b/include/android/multinetwork.h
index 59b1deb..c6d1c94 100644
--- a/include/android/multinetwork.h
+++ b/include/android/multinetwork.h
@@ -126,8 +126,8 @@
     ANDROID_RESOLV_NO_RETRY = 1 << 0,
 
     /**
-     * Do not cache the result of the lookup. The lookup may return a result that is already
-     * in the cache, unless the ANDROID_RESOLV_NO_CACHE_LOOKUP flag is also specified.
+     * Don't lookup this request in the cache, and don't cache the result of the lookup.
+     * This flag implies {@link #ANDROID_RESOLV_NO_CACHE_LOOKUP}.
      */
     ANDROID_RESOLV_NO_CACHE_STORE = 1 << 1,
 
diff --git a/libs/gui/tests/EndToEndNativeInputTest.cpp b/libs/gui/tests/EndToEndNativeInputTest.cpp
index 5188a09..b1d3ecb 100644
--- a/libs/gui/tests/EndToEndNativeInputTest.cpp
+++ b/libs/gui/tests/EndToEndNativeInputTest.cpp
@@ -104,6 +104,15 @@
         return std::make_unique<InputSurface>(surfaceControl, width, height);
     }
 
+    static std::unique_ptr<InputSurface> makeCursorInputSurface(
+            const sp<SurfaceComposerClient> &scc, int width, int height) {
+        sp<SurfaceControl> surfaceControl =
+                scc->createSurface(String8("Test Cursor Surface"), 0 /* bufHeight */,
+                                   0 /* bufWidth */, PIXEL_FORMAT_RGBA_8888,
+                                   ISurfaceComposerClient::eCursorWindow);
+        return std::make_unique<InputSurface>(surfaceControl, width, height);
+    }
+
     InputEvent* consumeEvent() {
         waitForEventAvailable();
 
@@ -134,12 +143,14 @@
         EXPECT_EQ(AMOTION_EVENT_ACTION_DOWN, mev->getAction());
         EXPECT_EQ(x, mev->getX(0));
         EXPECT_EQ(y, mev->getY(0));
+        EXPECT_EQ(0, mev->getFlags() & VERIFIED_MOTION_EVENT_FLAGS);
 
         ev = consumeEvent();
         ASSERT_NE(ev, nullptr);
         ASSERT_EQ(AINPUT_EVENT_TYPE_MOTION, ev->getType());
         mev = static_cast<MotionEvent*>(ev);
         EXPECT_EQ(AMOTION_EVENT_ACTION_UP, mev->getAction());
+        EXPECT_EQ(0, mev->getFlags() & VERIFIED_MOTION_EVENT_FLAGS);
     }
 
     ~InputSurface() {
@@ -537,5 +548,18 @@
     injectTap(0, 0);
     surface->expectTap(1, 1);
 }
+
+TEST_F(InputSurfacesTest, input_ignores_cursor_layer) {
+    std::unique_ptr<InputSurface> surface = makeSurface(100, 100);
+    std::unique_ptr<InputSurface> cursorSurface =
+            InputSurface::makeCursorInputSurface(mComposerClient, 10, 10);
+
+    surface->showAt(10, 10);
+    surface->assertFocusChange(true);
+    cursorSurface->showAt(10, 10);
+
+    injectTap(11, 11);
+    surface->expectTap(1, 1);
+}
 }
 }
diff --git a/services/sensorservice/SensorEventConnection.cpp b/services/sensorservice/SensorEventConnection.cpp
index ccf05d9..9b30dce 100644
--- a/services/sensorservice/SensorEventConnection.cpp
+++ b/services/sensorservice/SensorEventConnection.cpp
@@ -37,6 +37,7 @@
       mCacheSize(0), mMaxCacheSize(0), mTimeOfLastEventDrop(0), mEventsDropped(0),
       mPackageName(packageName), mOpPackageName(opPackageName), mDestroyed(false) {
     mChannel = new BitTube(mService->mSocketBufferSize);
+    mTargetSdk = SensorService::getTargetSdkVersion(opPackageName);
 #if DEBUG_CONNECTIONS
     mEventsReceived = mEventsSentFromCache = mEventsSent = 0;
     mTotalAcksNeeded = mTotalAcksReceived = 0;
@@ -439,8 +440,17 @@
     bool success = true;
     const auto iter = mHandleToAppOp.find(event.sensor);
     if (iter != mHandleToAppOp.end()) {
-        int32_t appOpMode = mService->sAppOpsManager.noteOp((*iter).second, mUid, mOpPackageName);
-        success = (appOpMode == AppOpsManager::MODE_ALLOWED);
+        // Special handling for step count/detect backwards compatibility: if the app's target SDK
+        // is pre-Q, still permit delivering events to the app even if permission isn't granted
+        // (since this permission was only introduced in Q)
+        if ((event.type == SENSOR_TYPE_STEP_COUNTER || event.type == SENSOR_TYPE_STEP_DETECTOR) &&
+                mTargetSdk > 0 && mTargetSdk <= __ANDROID_API_P__) {
+            success = true;
+        } else {
+            int32_t appOpMode = mService->sAppOpsManager.noteOp(iter->second, mUid,
+                                                                mOpPackageName);
+            success = (appOpMode == AppOpsManager::MODE_ALLOWED);
+        }
     }
     return success;
 }
diff --git a/services/sensorservice/SensorEventConnection.h b/services/sensorservice/SensorEventConnection.h
index 13cee6f..8d5fcf7 100644
--- a/services/sensorservice/SensorEventConnection.h
+++ b/services/sensorservice/SensorEventConnection.h
@@ -175,6 +175,7 @@
     int mEventsDropped;
     String8 mPackageName;
     const String16 mOpPackageName;
+    int mTargetSdk;
 #if DEBUG_CONNECTIONS
     int mEventsReceived, mEventsSent, mEventsSentFromCache;
     int mTotalAcksNeeded, mTotalAcksReceived;
diff --git a/services/sensorservice/SensorService.cpp b/services/sensorservice/SensorService.cpp
index ffcd0a0..26e37aa 100644
--- a/services/sensorservice/SensorService.cpp
+++ b/services/sensorservice/SensorService.cpp
@@ -1802,36 +1802,28 @@
     const int32_t appOpMode = sAppOpsManager.checkOp(opCode,
             IPCThreadState::self()->getCallingUid(), opPackageName);
     bool appOpAllowed = appOpMode == AppOpsManager::MODE_ALLOWED;
+    int targetSdkVersion = getTargetSdkVersion(opPackageName);
 
     bool canAccess = false;
-    if (hasPermissionForSensor(sensor)) {
+    if (targetSdkVersion > 0 && targetSdkVersion <= __ANDROID_API_P__ &&
+            (sensor.getType() == SENSOR_TYPE_STEP_COUNTER ||
+             sensor.getType() == SENSOR_TYPE_STEP_DETECTOR)) {
+        // Allow access to step sensors if the application targets pre-Q, which is before the
+        // requirement to hold the AR permission to access Step Counter and Step Detector events
+        // was introduced.
+        canAccess = true;
+    } else if (hasPermissionForSensor(sensor)) {
         // Ensure that the AppOp is allowed, or that there is no necessary app op for the sensor
         if (opCode < 0 || appOpAllowed) {
             canAccess = true;
         }
-    } else if (sensor.getType() == SENSOR_TYPE_STEP_COUNTER ||
-            sensor.getType() == SENSOR_TYPE_STEP_DETECTOR) {
-        int targetSdkVersion = getTargetSdkVersion(opPackageName);
-        // Allow access to the sensor if the application targets pre-Q, which is before the
-        // requirement to hold the AR permission to access Step Counter and Step Detector events
-        // was introduced, and the user hasn't revoked the app op.
-        //
-        // Verifying the app op is required to ensure that the user hasn't revoked the necessary
-        // permissions to access the Step Detector and Step Counter when the application targets
-        // pre-Q. Without this check, if the user revokes the pre-Q install-time GMS Core AR
-        // permission, the app would still be able to receive Step Counter and Step Detector events.
-        if (appOpAllowed &&
-                targetSdkVersion > 0 &&
-                targetSdkVersion <= __ANDROID_API_P__) {
-            canAccess = true;
-        }
     }
 
     if (canAccess) {
         sAppOpsManager.noteOp(opCode, IPCThreadState::self()->getCallingUid(), opPackageName);
     } else {
-        ALOGE("%s a sensor (%s) without holding its required permission: %s",
-                operation, sensor.getName().string(), sensor.getRequiredPermission().string());
+        ALOGE("%s %s a sensor (%s) without holding %s", String8(opPackageName).string(),
+              operation, sensor.getName().string(), sensor.getRequiredPermission().string());
     }
 
     return canAccess;
diff --git a/services/surfaceflinger/BufferLayer.h b/services/surfaceflinger/BufferLayer.h
index 0e69f60..26bfb49 100644
--- a/services/surfaceflinger/BufferLayer.h
+++ b/services/surfaceflinger/BufferLayer.h
@@ -148,10 +148,10 @@
     virtual status_t updateActiveBuffer() = 0;
     virtual status_t updateFrameNumber(nsecs_t latchTime) = 0;
 
-    // We generate InputWindowHandles for all buffered layers regardless of whether they
+    // We generate InputWindowHandles for all non-cursor buffered layers regardless of whether they
     // have an InputChannel. This is to enable the InputDispatcher to do PID based occlusion
     // detection.
-    bool needsInputInfo() const override { return true; }
+    bool needsInputInfo() const override { return !mPotentialCursor; }
 
 protected:
     struct BufferInfo {
diff --git a/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp b/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp
index 1d8179c..4b4c050 100644
--- a/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp
+++ b/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp
@@ -85,6 +85,7 @@
 
     const bool expectsExpensiveRendering = !mExpensiveDisplays.empty();
     if (mNotifiedExpensiveRendering != expectsExpensiveRendering) {
+        std::lock_guard lock(mPowerHalMutex);
         HalWrapper* const halWrapper = getPowerHal();
         if (halWrapper == nullptr) {
             return;
@@ -108,6 +109,7 @@
     }
 
     if (mSendUpdateImminent.load()) {
+        std::lock_guard lock(mPowerHalMutex);
         HalWrapper* const halWrapper = getPowerHal();
         if (halWrapper == nullptr) {
             return;
diff --git a/services/surfaceflinger/DisplayHardware/PowerAdvisor.h b/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
index 34e63e7..95eb0e2 100644
--- a/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
+++ b/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
@@ -19,6 +19,8 @@
 #include <atomic>
 #include <unordered_set>
 
+#include <utils/Mutex.h>
+
 #include "../Scheduler/OneShotTimer.h"
 #include "DisplayIdentification.h"
 
@@ -56,10 +58,11 @@
     void notifyDisplayUpdateImminent() override;
 
 private:
-    HalWrapper* getPowerHal();
+    HalWrapper* getPowerHal() REQUIRES(mPowerHalMutex);
+    bool mReconnectPowerHal GUARDED_BY(mPowerHalMutex) = false;
+    std::mutex mPowerHalMutex;
 
     std::atomic_bool mBootFinished = false;
-    bool mReconnectPowerHal = false;
 
     std::unordered_set<DisplayId> mExpensiveDisplays;
     bool mNotifiedExpensiveRendering = false;