Sensor direct report test - gralloc support
Bug: 37794556
Test: sensor vts passes on 2016 and 2017 devices
Change-Id: Ibe1d076c24dc2cfe61dfd19aa5055c9075aa9e14
diff --git a/sensors/1.0/vts/functional/GrallocWrapper.h b/sensors/1.0/vts/functional/GrallocWrapper.h
new file mode 100644
index 0000000..e506fe1
--- /dev/null
+++ b/sensors/1.0/vts/functional/GrallocWrapper.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * 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.
+ */
+
+#ifndef GRALLO_WRAPPER_H_
+#define GRALLO_WRAPPER_H_
+
+#include <unordered_set>
+
+#include <android/hardware/graphics/allocator/2.0/IAllocator.h>
+#include <android/hardware/graphics/mapper/2.0/IMapper.h>
+
+namespace allocator2 = ::android::hardware::graphics::allocator::V2_0;
+namespace mapper2 = ::android::hardware::graphics::mapper::V2_0;
+
+namespace android {
+
+// Modified from hardware/interfaces/graphics/mapper/2.0/vts/functional/
+class GrallocWrapper {
+ public:
+ GrallocWrapper();
+ ~GrallocWrapper();
+
+ sp<allocator2::IAllocator> getAllocator() const;
+ sp<mapper2::IMapper> getMapper() const;
+
+ std::string dumpDebugInfo();
+
+ // When import is false, this simply calls IAllocator::allocate. When import
+ // is true, the returned buffers are also imported into the mapper.
+ //
+ // Either case, the returned buffers must be freed with freeBuffer.
+ std::vector<const native_handle_t*> allocate(
+ const mapper2::BufferDescriptor& descriptor, uint32_t count, bool import = true,
+ uint32_t* outStride = nullptr);
+ const native_handle_t* allocate(
+ const mapper2::IMapper::BufferDescriptorInfo& descriptorInfo, bool import = true,
+ uint32_t* outStride = nullptr);
+
+ mapper2::BufferDescriptor createDescriptor(
+ const mapper2::IMapper::BufferDescriptorInfo& descriptorInfo);
+
+ const native_handle_t* importBuffer(const hardware::hidl_handle& rawHandle);
+ void freeBuffer(const native_handle_t* bufferHandle);
+
+ // We use fd instead of hardware::hidl_handle in these functions to pass fences
+ // in and out of the mapper. The ownership of the fd is always transferred
+ // with each of these functions.
+ void* lock(const native_handle_t* bufferHandle, uint64_t cpuUsage,
+ const mapper2::IMapper::Rect& accessRegion, int acquireFence);
+
+ int unlock(const native_handle_t* bufferHandle);
+
+ private:
+ void init();
+ const native_handle_t* cloneBuffer(const hardware::hidl_handle& rawHandle);
+
+ sp<allocator2::IAllocator> mAllocator;
+ sp<mapper2::IMapper> mMapper;
+
+ // Keep track of all cloned and imported handles. When a test fails with
+ // ASSERT_*, the destructor will free the handles for the test.
+ std::unordered_set<const native_handle_t*> mClonedBuffers;
+ std::unordered_set<const native_handle_t*> mImportedBuffers;
+};
+
+} // namespace android
+#endif // GRALLO_WRAPPER_H_