1 /* 2 // Copyright (c) 2014 Intel Corporation 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 #ifndef GRALLOC_BUFFER_MAPPER_BASE_H 17 #define GRALLOC_BUFFER_MAPPER_BASE_H 18 19 #include <BufferMapper.h> 20 #include <ips/common/GrallocSubBuffer.h> 21 #include <ips/common/GrallocBufferBase.h> 22 23 namespace android { 24 namespace intel { 25 26 class GrallocBufferMapperBase : public BufferMapper { 27 public: 28 GrallocBufferMapperBase(DataBuffer& buffer); 29 virtual ~GrallocBufferMapperBase(); 30 public: 31 virtual bool map() = 0; 32 virtual bool unmap() = 0; 33 34 uint32_t getGttOffsetInPage(int subIndex) const; 35 void* getCpuAddress(int subIndex) const; 36 uint32_t getSize(int subIndex) const; 37 virtual uint32_t getKHandle(int subIndex); 38 virtual uint32_t getFbHandle(int subIndex) = 0; 39 virtual void putFbHandle() = 0; 40 41 protected: 42 // mapped info 43 uint32_t mGttOffsetInPage[SUB_BUFFER_MAX]; 44 void* mCpuAddress[SUB_BUFFER_MAX]; 45 uint32_t mSize[SUB_BUFFER_MAX]; 46 uint32_t mKHandle[SUB_BUFFER_MAX]; 47 }; 48 49 } // namespace intel 50 } // namespace android 51 52 #endif /* TNG_GRALLOC_BUFFER_MAPPER_H */ 53