TngGrallocBufferMapper.h revision 3413b71d9be6302c07d792b40cb232be5d683420 
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 TNG_GRALLOC_BUFFER_MAPPER_H
17#define TNG_GRALLOC_BUFFER_MAPPER_H
18
19#include <BufferMapper.h>
20#include <ips/common/GrallocBufferMapperBase.h>
21#include <ips/tangier/TngGrallocBuffer.h>
22
23namespace android {
24namespace intel {
25
26class TngGrallocBufferMapper : public GrallocBufferMapperBase {
27public:
28    TngGrallocBufferMapper(gralloc_module_t const& module,
29                               DataBuffer& buffer);
30    virtual ~TngGrallocBufferMapper();
31public:
32    bool map();
33    bool unmap();
34    uint32_t getKHandle(int subIndex);
35    uint32_t getFbHandle(int subIndex);
36    void putFbHandle();
37private:
38    bool gttMap(void *vaddr, uint32_t size, uint32_t gttAlign, int *offset);
39    bool gttUnmap(void *vaddr);
40    bool mapKhandle();
41
42private:
43    gralloc_module_t const& mGrallocModule;
44    void* mBufferObject;
45    native_handle_t* mClonedHandle;
46};
47
48} // namespace intel
49} // namespace android
50
51#endif /* TNG_GRALLOC_BUFFER_MAPPER_H */
52