misync.h (3543B)
1 /* 2 * Copyright © 2010 NVIDIA Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21 * DEALINGS IN THE SOFTWARE. 22 */ 23 24 #ifdef HAVE_DIX_CONFIG_H 25 #include <dix-config.h> 26 #endif 27 28 #ifndef _MISYNC_H_ 29 #define _MISYNC_H_ 30 31 typedef struct _SyncObject SyncObject; 32 typedef struct _SyncFence SyncFence; 33 typedef struct _SyncTrigger SyncTrigger; 34 35 typedef void (*SyncScreenCreateFenceFunc) (ScreenPtr pScreen, 36 SyncFence * pFence, 37 Bool initially_triggered); 38 typedef void (*SyncScreenDestroyFenceFunc) (ScreenPtr pScreen, 39 SyncFence * pFence); 40 41 typedef struct _syncScreenFuncs { 42 SyncScreenCreateFenceFunc CreateFence; 43 SyncScreenDestroyFenceFunc DestroyFence; 44 } SyncScreenFuncsRec, *SyncScreenFuncsPtr; 45 46 47 extern _X_EXPORT void 48 miSyncScreenCreateFence(ScreenPtr pScreen, SyncFence * pFence, 49 Bool initially_triggered); 50 extern _X_EXPORT void 51 miSyncScreenDestroyFence(ScreenPtr pScreen, SyncFence * pFence); 52 53 typedef void (*SyncFenceSetTriggeredFunc) (SyncFence * pFence); 54 typedef void (*SyncFenceResetFunc) (SyncFence * pFence); 55 typedef Bool (*SyncFenceCheckTriggeredFunc) (SyncFence * pFence); 56 typedef void (*SyncFenceAddTriggerFunc) (SyncTrigger * pTrigger); 57 typedef void (*SyncFenceDeleteTriggerFunc) (SyncTrigger * pTrigger); 58 59 typedef struct _syncFenceFuncs { 60 SyncFenceSetTriggeredFunc SetTriggered; 61 SyncFenceResetFunc Reset; 62 SyncFenceCheckTriggeredFunc CheckTriggered; 63 SyncFenceAddTriggerFunc AddTrigger; 64 SyncFenceDeleteTriggerFunc DeleteTrigger; 65 } SyncFenceFuncsRec, *SyncFenceFuncsPtr; 66 67 extern _X_EXPORT void 68 69 miSyncInitFence(ScreenPtr pScreen, SyncFence * pFence, 70 Bool initially_triggered); 71 extern _X_EXPORT void 72 miSyncDestroyFence(SyncFence * pFence); 73 extern _X_EXPORT void 74 miSyncTriggerFence(SyncFence * pFence); 75 76 extern _X_EXPORT SyncScreenFuncsPtr miSyncGetScreenFuncs(ScreenPtr pScreen); 77 extern _X_EXPORT Bool 78 miSyncSetup(ScreenPtr pScreen); 79 80 Bool 81 miSyncFenceCheckTriggered(SyncFence * pFence); 82 83 void 84 miSyncFenceSetTriggered(SyncFence * pFence); 85 86 void 87 miSyncFenceReset(SyncFence * pFence); 88 89 void 90 miSyncFenceAddTrigger(SyncTrigger * pTrigger); 91 92 void 93 miSyncFenceDeleteTrigger(SyncTrigger * pTrigger); 94 95 int 96 miSyncInitFenceFromFD(DrawablePtr pDraw, SyncFence *pFence, int fd, BOOL initially_triggered); 97 98 int 99 miSyncFDFromFence(DrawablePtr pDraw, SyncFence *pFence); 100 101 #endif /* _MISYNC_H_ */