1 /* 2 * Copyright 2023 Google LLC 3 * SPDX-License-Identifier: MIT 4 */ 5 6 #pragma once 7 8 #include <memory> 9 10 #include "VirtGpu.h" 11 #include "gfxstream/guest/GfxStreamGralloc.h" 12 13 namespace gfxstream { 14 15 class MinigbmGralloc : public Gralloc { 16 public: 17 MinigbmGralloc(int32_t descriptor); ~MinigbmGralloc()18 ~MinigbmGralloc(){}; 19 20 GrallocType getGrallocType() override; 21 22 uint32_t createColorBuffer(int width, int height, uint32_t glformat) override; 23 24 int allocate(uint32_t width, uint32_t height, uint32_t format, uint64_t usage, 25 AHardwareBuffer** outputAhb) override; 26 27 void acquire(AHardwareBuffer* ahb) override; 28 void release(AHardwareBuffer* ahb) override; 29 30 int lock(AHardwareBuffer* ahb, uint8_t** ptr) override; 31 int lockPlanes(AHardwareBuffer* ahb, std::vector<LockedPlane>* ahbPlanes) override; 32 int unlock(AHardwareBuffer* ahb) override; 33 34 uint32_t getHostHandle(native_handle_t const* handle) override; 35 uint32_t getHostHandle(const AHardwareBuffer* handle) override; 36 37 const native_handle_t* getNativeHandle(const AHardwareBuffer* ahb) override; 38 39 int getFormat(const native_handle_t* handle) override; 40 int getFormat(const AHardwareBuffer* handle) override; 41 42 uint32_t getFormatDrmFourcc(const native_handle_t* handle) override; 43 uint32_t getFormatDrmFourcc(const AHardwareBuffer* handle) override; 44 45 uint32_t getWidth(const AHardwareBuffer* ahb) override; 46 uint32_t getHeight(const AHardwareBuffer* ahb) override; 47 48 size_t getAllocatedSize(const native_handle_t* handle) override; 49 size_t getAllocatedSize(const AHardwareBuffer* handle) override; 50 51 int getId(const AHardwareBuffer* ahb, uint64_t* id) override; 52 53 int32_t getDataspace(const AHardwareBuffer* ahb) override; 54 55 private: 56 std::unique_ptr<VirtGpuDevice> mDevice; 57 }; 58 59 } // namespace gfxstream 60