1 /*
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3 *
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11 *    disclaimer in the documentation and/or other materials provided
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15 *    from this software without specific prior written permission.
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28 */
29 
30 
31 #ifndef __HWC_BUFFER_SYNC_HANDLER_H__
32 #define __HWC_BUFFER_SYNC_HANDLER_H__
33 
34 #include <sys/mman.h>
35 #include <fcntl.h>
36 #include <core/sdm_types.h>
37 #include <core/buffer_sync_handler.h>
38 
39 namespace sdm {
40 
41 class HWCBufferSyncHandler : public BufferSyncHandler {
42  public:
43   virtual DisplayError SyncWait(int fd);
44   virtual DisplayError SyncWait(int fd, int timeout);
45   virtual DisplayError SyncMerge(int fd1, int fd2, int *merged_fd);
46   virtual bool IsSyncSignaled(int fd);
47   virtual void GetSyncInfo(int fd, std::ostringstream *os);
48 
49  private:
50   HWCBufferSyncHandler();
51 
52   static HWCBufferSyncHandler g_hwc_buffer_sync_handler_;
53 };
54 
55 }  // namespace sdm
56 #endif  // __HWC_BUFFER_SYNC_HANDLER_H__
57