1 /* 2 * Copyright 2016 The Android Open Source Project 3 * * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef ANDROID_HARDWARE_GRAPHICS_MAPPER_V2_0_GRALLOC1MAPPER_H 17 #define ANDROID_HARDWARE_GRAPHICS_MAPPER_V2_0_GRALLOC1MAPPER_H 18 19 #include "GrallocMapper.h" 20 21 #include <hardware/gralloc1.h> 22 23 namespace android { 24 namespace hardware { 25 namespace graphics { 26 namespace mapper { 27 namespace V2_0 { 28 namespace implementation { 29 30 class Gralloc1Mapper : public GrallocMapper { 31 public: 32 Gralloc1Mapper(const hw_module_t* module); 33 ~Gralloc1Mapper(); 34 35 private: 36 void initCapabilities(); 37 38 template <typename T> 39 void initDispatch(gralloc1_function_descriptor_t desc, T* outPfn); 40 void initDispatch(); 41 42 static Error toError(int32_t error); 43 static bool toYCbCrLayout(const android_flex_layout& flex, 44 YCbCrLayout* outLayout); 45 static gralloc1_rect_t asGralloc1Rect(const IMapper::Rect& rect); 46 47 Error registerBuffer(buffer_handle_t bufferHandle) override; 48 void unregisterBuffer(buffer_handle_t bufferHandle) override; 49 Error lockBuffer(buffer_handle_t bufferHandle, uint64_t cpuUsage, 50 const IMapper::Rect& accessRegion, int fenceFd, 51 void** outData) override; 52 Error lockBuffer(buffer_handle_t bufferHandle, uint64_t cpuUsage, 53 const IMapper::Rect& accessRegion, int fenceFd, 54 YCbCrLayout* outLayout) override; 55 Error unlockBuffer(buffer_handle_t bufferHandle, int* outFenceFd) override; 56 57 gralloc1_device_t* mDevice; 58 59 struct { 60 GRALLOC1_PFN_RETAIN retain; 61 GRALLOC1_PFN_RELEASE release; 62 GRALLOC1_PFN_GET_NUM_FLEX_PLANES getNumFlexPlanes; 63 GRALLOC1_PFN_LOCK lock; 64 GRALLOC1_PFN_LOCK_FLEX lockFlex; 65 GRALLOC1_PFN_UNLOCK unlock; 66 } mDispatch; 67 }; 68 69 } // namespace implementation 70 } // namespace V2_0 71 } // namespace mapper 72 } // namespace graphics 73 } // namespace hardware 74 } // namespace android 75 76 #endif // ANDROID_HARDWARE_GRAPHICS_MAPPER_V2_0_GRALLOC1MAPPER_H 77