You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
96 lines
3.4 KiB
C
96 lines
3.4 KiB
C
/*
|
|
* 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 <stdint.h>
|
|
#include "dix.h"
|
|
#include "misync.h"
|
|
#include "scrnintstr.h"
|
|
#include <X11/extensions/syncconst.h>
|
|
|
|
/* Sync object types */
|
|
#define SYNC_COUNTER 0
|
|
#define SYNC_FENCE 1
|
|
|
|
struct _SyncObject {
|
|
ClientPtr client; /* Owning client. 0 for system counters */
|
|
struct _SyncTriggerList *pTriglist; /* list of triggers */
|
|
XID id; /* resource ID */
|
|
unsigned char type; /* SYNC_* */
|
|
unsigned char initialized; /* FALSE if created but not initialized */
|
|
Bool beingDestroyed; /* in process of going away */
|
|
};
|
|
|
|
typedef struct _SyncCounter {
|
|
SyncObject sync; /* Common sync object data */
|
|
int64_t 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;
|
|
int64_t wait_value; /* wait value */
|
|
unsigned int value_type; /* Absolute or Relative */
|
|
unsigned int test_type; /* transition or Comparison type */
|
|
int64_t test_value; /* trigger event threshold value */
|
|
Bool (*CheckTrigger)(struct _SyncTrigger *pTrigger,
|
|
int64_t newval);
|
|
void (*TriggerFired)(struct _SyncTrigger *pTrigger);
|
|
void (*CounterDestroyed)(struct _SyncTrigger *pTrigger);
|
|
};
|
|
|
|
typedef struct _SyncTriggerList {
|
|
SyncTrigger *pTrigger;
|
|
struct _SyncTriggerList *next;
|
|
} SyncTriggerList;
|
|
|
|
extern DevPrivateKeyRec miSyncScreenPrivateKey;
|
|
|
|
#define SYNC_SCREEN_PRIV(pScreen) \
|
|
(SyncScreenPrivPtr) dixLookupPrivate(&pScreen->devPrivates, \
|
|
&miSyncScreenPrivateKey)
|
|
|
|
typedef struct _syncScreenPriv {
|
|
/* Wrappable sync-specific screen functions */
|
|
SyncScreenFuncsRec funcs;
|
|
|
|
/* Wrapped screen functions */
|
|
CloseScreenProcPtr CloseScreen;
|
|
} SyncScreenPrivRec, *SyncScreenPrivPtr;
|
|
|
|
#endif /* _MISYNCSTR_H_ */
|