diff options
Diffstat (limited to 'miext/sync/misyncstr.h')
-rw-r--r-- | miext/sync/misyncstr.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/miext/sync/misyncstr.h b/miext/sync/misyncstr.h new file mode 100644 index 0000000..40a865c --- /dev/null +++ b/miext/sync/misyncstr.h @@ -0,0 +1,86 @@ +/* + * Copyright © 2010 NVIDIA Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#ifndef _MISYNCSTR_H_ +#define _MISYNCSTR_H_ + +#include "dix.h" +#include <X11/extensions/syncconst.h> + +#define CARD64 XSyncValue /* XXX temporary! need real 64 bit values for Alpha */ + +/* Sync object types */ +#define SYNC_COUNTER 0 +#define SYNC_FENCE 1 + +typedef struct _SyncObject { + ClientPtr client; /* Owning client. 0 for system counters */ + struct _SyncTriggerList *pTriglist; /* list of triggers */ + XID id; /* resource ID */ + unsigned char type; /* SYNC_* */ + Bool beingDestroyed; /* in process of going away */ +} SyncObject; + +typedef struct _SyncCounter { + SyncObject sync; /* Common sync object data */ + CARD64 value; /* counter value */ + struct _SysCounterInfo *pSysCounterInfo; /* NULL if not a system counter */ +} SyncCounter; + +struct _SyncFence { + SyncObject sync; /* Common sync object data */ + ScreenPtr pScreen; /* Screen of this fence object */ + SyncFenceFuncsRec funcs; /* Funcs for performing ops on fence */ + Bool triggered; /* fence state */ + PrivateRec *devPrivates; /* driver-specific per-fence data */ +}; + +struct _SyncTrigger { + SyncObject *pSync; + CARD64 wait_value; /* wait value */ + unsigned int value_type; /* Absolute or Relative */ + unsigned int test_type; /* transition or Comparision type */ + CARD64 test_value; /* trigger event threshold value */ + Bool (*CheckTrigger)( + struct _SyncTrigger * /*pTrigger*/, + CARD64 /*newval*/ + ); + void (*TriggerFired)( + struct _SyncTrigger * /*pTrigger*/ + ); + void (*CounterDestroyed)( + struct _SyncTrigger * /*pTrigger*/ + ); +}; + +typedef struct _SyncTriggerList { + SyncTrigger *pTrigger; + struct _SyncTriggerList *next; +} SyncTriggerList; + +#endif /* _MISYNCSTR_H_ */ + |