1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef GRALLOC_QSD8K_GPU_H_ 18 #define GRALLOC_QSD8K_GPU_H_ 19 20 #include <errno.h> 21 #include <pthread.h> 22 #include <stdlib.h> 23 #include <string.h> 24 25 #include <cutils/log.h> 26 #include <cutils/ashmem.h> 27 28 #include "gralloc_priv.h" 29 #include "pmemalloc.h" 30 31 32 class gpu_context_t : public alloc_device_t { 33 public: 34 35 class Deps { 36 public: 37 38 virtual ~Deps(); 39 40 // ashmem 41 virtual int ashmem_create_region(const char *name, size_t size) = 0; 42 43 // POSIX 44 virtual int close(int fd) = 0; 45 46 // Framebuffer (locally defined) 47 virtual int mapFrameBufferLocked(struct private_module_t* module) = 0; 48 virtual int terminateBuffer(gralloc_module_t const* module, 49 private_handle_t* hnd) = 0; 50 }; 51 52 gpu_context_t(Deps& deps, PmemAllocator& pmemAllocator, 53 PmemAllocator& pmemAdspAllocator, const private_module_t* module); 54 55 int gralloc_alloc_framebuffer_locked(size_t size, int usage, 56 buffer_handle_t* pHandle); 57 int gralloc_alloc_framebuffer(size_t size, int usage, 58 buffer_handle_t* pHandle); 59 int gralloc_alloc_buffer(size_t size, int usage, buffer_handle_t* pHandle); 60 int free_impl(private_handle_t const* hnd); 61 int alloc_impl(int w, int h, int format, int usage, 62 buffer_handle_t* pHandle, int* pStride); 63 64 static int gralloc_alloc(alloc_device_t* dev, int w, int h, int format, 65 int usage, buffer_handle_t* pHandle, int* pStride); 66 static int gralloc_free(alloc_device_t* dev, buffer_handle_t handle); 67 static int gralloc_close(struct hw_device_t *dev); 68 69 private: 70 71 Deps& deps; 72 PmemAllocator& pmemAllocator; 73 PmemAllocator& pmemAdspAllocator; 74 }; 75 76 #endif // GRALLOC_QSD8K_GPU_H 77