1 /* 2 // Copyright(c)2014 IntelCorporation 3 // 4 // LicensedundertheApacheLicense,Version2.0(the"License"); 5 // youmaynotusethisfileexceptincompliancewiththeLicense. 6 // YoumayobtainacopyoftheLicenseat 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unlessrequiredbyapplicablelaworagreedtoinwriting,software 11 // distributedundertheLicenseisdistributedonan"ASIS"BASIS, 12 // WITHOUTWARRANTIESORCONDITIONSOFANYKIND,eitherexpressorimplied. 13 // SeetheLicenseforthespecificlanguagegoverningpermissionsand 14 // limitationsundertheLicense. 15 */ 16 #ifndef TTMBUFFERMAPPER_H_ 17 #define TTMBUFFERMAPPER_H_ 18 19 #include <DataBuffer.h> 20 #include <BufferMapper.h> 21 #include <ips/common/Wsbm.h> 22 23 namespace android { 24 namespace intel { 25 26 class TTMBufferMapper : public BufferMapper { 27 public: 28 TTMBufferMapper(Wsbm& wsbm, DataBuffer& buffer); 29 virtual ~TTMBufferMapper(); 30 public: 31 bool map(); 32 bool unmap(); 33 34 uint32_t getGttOffsetInPage(int /* subIndex */) const { 35 return mGttOffsetInPage; 36 } 37 void* getCpuAddress(int /* subIndex */) const { 38 return mCpuAddress; 39 } 40 uint32_t getSize(int /* subIndex */) const { 41 return mSize; 42 } 43 uint32_t getKHandle(int /* subIndex */) { 44 return 0; 45 } 46 uint32_t getFbHandle(int /* subIndex */) { 47 return 0; 48 } 49 void putFbHandle() { 50 return; 51 } 52 53 // wait idle 54 bool waitIdle(); 55 private: 56 int mRefCount; 57 Wsbm& mWsbm; 58 void* mBufferObject; 59 60 // mapped info 61 uint32_t mGttOffsetInPage; 62 void* mCpuAddress; 63 uint32_t mSize; 64 }; 65 66 } //namespace intel 67 } //namespace android 68 69 70 #endif /* TTMBUFFERMAPPER_H_ */ 71
