diff options
Diffstat (limited to 'xorg-server/Xext')
| -rw-r--r-- | xorg-server/Xext/Makefile.am | 3 | ||||
| -rw-r--r-- | xorg-server/Xext/sync.c | 899 | ||||
| -rw-r--r-- | xorg-server/Xext/syncsdk.h | 47 | ||||
| -rw-r--r-- | xorg-server/Xext/syncsrv.h | 323 |
4 files changed, 895 insertions, 377 deletions
diff --git a/xorg-server/Xext/Makefile.am b/xorg-server/Xext/Makefile.am index cdf8366c1..8a604c3e7 100644 --- a/xorg-server/Xext/Makefile.am +++ b/xorg-server/Xext/Makefile.am @@ -15,7 +15,7 @@ INCLUDES = -I$(top_srcdir)/hw/xfree86/dixmods/extmod AM_CFLAGS = $(DIX_CFLAGS)
if XORG
-sdk_HEADERS = xvdix.h xvmcext.h geext.h geint.h shmint.h
+sdk_HEADERS = xvdix.h xvmcext.h geext.h geint.h shmint.h syncsdk.h
endif
# Sources always included in libXextbuiltin.la & libXext.la
@@ -26,6 +26,7 @@ BUILTIN_SRCS = \ sleepuntil.c \
sleepuntil.h \
sync.c \
+ syncsdk.h \
syncsrv.h \
xcmisc.c \
xtest.c
diff --git a/xorg-server/Xext/sync.c b/xorg-server/Xext/sync.c index bd2d50a1b..097900058 100644 --- a/xorg-server/Xext/sync.c +++ b/xorg-server/Xext/sync.c @@ -59,14 +59,17 @@ PERFORMANCE OF THIS SOFTWARE. #include <X11/X.h>
#include <X11/Xproto.h>
#include <X11/Xmd.h>
-#include "misc.h"
+#include "scrnintstr.h"
#include "os.h"
#include "extnsionst.h"
#include "dixstruct.h"
+#include "pixmapstr.h"
#include "resource.h"
#include "opaque.h"
#include <X11/extensions/syncproto.h>
#include "syncsrv.h"
+#include "syncsdk.h"
+#include "protocol-versions.h"
#include <stdio.h>
#if !defined(WIN32)
@@ -84,11 +87,12 @@ static RESTYPE RTCounter = 0; static RESTYPE RTAwait;
static RESTYPE RTAlarm;
static RESTYPE RTAlarmClient;
+static RESTYPE RTFence;
static int SyncNumSystemCounters = 0;
static SyncCounter **SysCounterList = NULL;
#define IsSystemCounter(pCounter) \
- (pCounter && (pCounter->client == NULL))
+ (pCounter && (pCounter->sync.client == NULL))
/* these are all the alarm attributes that pertain to the alarm's trigger */
#define XSyncCAAllTrigger \
@@ -106,18 +110,19 @@ static void SyncInitIdleTime(void); * delete and add triggers on this list.
*/
static void
-SyncDeleteTriggerFromCounter(SyncTrigger *pTrigger)
+SyncDeleteTriggerFromSyncObject(SyncTrigger *pTrigger)
{
SyncTriggerList *pCur;
SyncTriggerList *pPrev;
+ SyncCounter *pCounter;
- /* pCounter needs to be stored in pTrigger before calling here. */
+ /* pSync needs to be stored in pTrigger before calling here. */
- if (!pTrigger->pCounter)
+ if (!pTrigger->pSync)
return;
pPrev = NULL;
- pCur = pTrigger->pCounter->pTriglist;
+ pCur = pTrigger->pSync->pTriglist;
while (pCur)
{
@@ -126,7 +131,7 @@ SyncDeleteTriggerFromCounter(SyncTrigger *pTrigger) if (pPrev)
pPrev->next = pCur->next;
else
- pTrigger->pCounter->pTriglist = pCur->next;
+ pTrigger->pSync->pTriglist = pCur->next;
free(pCur);
break;
@@ -136,21 +141,30 @@ SyncDeleteTriggerFromCounter(SyncTrigger *pTrigger) pCur = pCur->next;
}
- if (IsSystemCounter(pTrigger->pCounter))
- SyncComputeBracketValues(pTrigger->pCounter);
+ if (SYNC_COUNTER == pTrigger->pSync->type)
+ {
+ pCounter = (SyncCounter *)pTrigger->pSync;
+
+ if (IsSystemCounter(pCounter))
+ SyncComputeBracketValues(pCounter);
+ } else if (SYNC_FENCE == pTrigger->pSync->type) {
+ SyncFence* pFence = (SyncFence*) pTrigger->pSync;
+ pFence->funcs.DeleteTrigger(pTrigger);
+ }
}
static int
-SyncAddTriggerToCounter(SyncTrigger *pTrigger)
+SyncAddTriggerToSyncObject(SyncTrigger *pTrigger)
{
SyncTriggerList *pCur;
+ SyncCounter *pCounter;
- if (!pTrigger->pCounter)
+ if (!pTrigger->pSync)
return Success;
/* don't do anything if it's already there */
- for (pCur = pTrigger->pCounter->pTriglist; pCur; pCur = pCur->next)
+ for (pCur = pTrigger->pSync->pTriglist; pCur; pCur = pCur->next)
{
if (pCur->pTrigger == pTrigger)
return Success;
@@ -160,96 +174,137 @@ SyncAddTriggerToCounter(SyncTrigger *pTrigger) return BadAlloc;
pCur->pTrigger = pTrigger;
- pCur->next = pTrigger->pCounter->pTriglist;
- pTrigger->pCounter->pTriglist = pCur;
+ pCur->next = pTrigger->pSync->pTriglist;
+ pTrigger->pSync->pTriglist = pCur;
+
+ if (SYNC_COUNTER == pTrigger->pSync->type)
+ {
+ pCounter = (SyncCounter *)pTrigger->pSync;
- if (IsSystemCounter(pTrigger->pCounter))
- SyncComputeBracketValues(pTrigger->pCounter);
+ if (IsSystemCounter(pCounter))
+ SyncComputeBracketValues(pCounter);
+ } else if (SYNC_FENCE == pTrigger->pSync->type) {
+ SyncFence* pFence = (SyncFence*) pTrigger->pSync;
+ pFence->funcs.AddTrigger(pTrigger);
+ }
return Success;
}
-/* Below are four possible functions that can be plugged into
- * pTrigger->CheckTrigger, corresponding to the four possible
- * test-types. These functions are called after the counter's
- * value changes but are also passed the old counter value
- * so they can inspect both the old and new values.
- * (PositiveTransition and NegativeTransition need to see both
- * pieces of information.) These functions return the truth value
- * of the trigger.
+/* Below are five possible functions that can be plugged into
+ * pTrigger->CheckTrigger for counter sync objects, corresponding to
+ * the four possible test-types, and the one possible function that
+ * can be plugged into pTrigger->CheckTrigger for fence sync objects.
+ * These functions are called after the sync object's state changes
+ * but are also passed the old state so they can inspect both the old
+ * and new values. (PositiveTransition and NegativeTransition need to
+ * see both pieces of information.) These functions return the truth
+ * value of the trigger.
*
- * All of them include the condition pTrigger->pCounter == NULL.
- * This is because the spec says that a trigger with a counter value
+ * All of them include the condition pTrigger->pSync == NULL.
+ * This is because the spec says that a trigger with a sync value
* of None is always TRUE.
*/
static Bool
SyncCheckTriggerPositiveComparison(SyncTrigger *pTrigger, CARD64 oldval)
{
- return (pTrigger->pCounter == NULL ||
- XSyncValueGreaterOrEqual(pTrigger->pCounter->value,
- pTrigger->test_value));
+ SyncCounter *pCounter;
+
+ assert(!pTrigger->pSync || (SYNC_COUNTER == pTrigger->pSync->type));
+ pCounter = (SyncCounter *)pTrigger->pSync;
+
+ return (pCounter == NULL ||
+ XSyncValueGreaterOrEqual(pCounter->value, pTrigger->test_value));
}
static Bool
SyncCheckTriggerNegativeComparison(SyncTrigger *pTrigger, CARD64 oldval)
{
- return (pTrigger->pCounter == NULL ||
- XSyncValueLessOrEqual(pTrigger->pCounter->value,
- pTrigger->test_value));
+ SyncCounter *pCounter;
+
+ assert(!pTrigger->pSync || (SYNC_COUNTER == pTrigger->pSync->type));
+ pCounter = (SyncCounter *)pTrigger->pSync;
+
+ return (pCounter == NULL ||
+ XSyncValueLessOrEqual(pCounter->value, pTrigger->test_value));
}
static Bool
SyncCheckTriggerPositiveTransition(SyncTrigger *pTrigger, CARD64 oldval)
{
- return (pTrigger->pCounter == NULL ||
+ SyncCounter *pCounter;
+
+ assert(!pTrigger->pSync || (SYNC_COUNTER == pTrigger->pSync->type));
+ pCounter = (SyncCounter *)pTrigger->pSync;
+
+ return (pCounter == NULL ||
(XSyncValueLessThan(oldval, pTrigger->test_value) &&
- XSyncValueGreaterOrEqual(pTrigger->pCounter->value,
- pTrigger->test_value)));
+ XSyncValueGreaterOrEqual(pCounter->value, pTrigger->test_value)));
}
static Bool
SyncCheckTriggerNegativeTransition(SyncTrigger *pTrigger, CARD64 oldval)
{
- return (pTrigger->pCounter == NULL ||
+ SyncCounter *pCounter;
+
+ assert(!pTrigger->pSync || (SYNC_COUNTER == pTrigger->pSync->type));
+ pCounter = (SyncCounter *)pTrigger->pSync;
+
+ return (pCounter == NULL ||
(XSyncValueGreaterThan(oldval, pTrigger->test_value) &&
- XSyncValueLessOrEqual(pTrigger->pCounter->value,
- pTrigger->test_value)));
+ XSyncValueLessOrEqual(pCounter->value, pTrigger->test_value)));
+}
+
+static Bool
+SyncCheckTriggerFence(SyncTrigger *pTrigger, CARD64 unused)
+{
+ SyncFence* pFence = (SyncFence*) pTrigger->pSync;
+ (void)unused;
+
+ return (pFence == NULL ||
+ pFence->funcs.CheckTriggered(pFence));
}
static int
-SyncInitTrigger(ClientPtr client, SyncTrigger *pTrigger, XSyncCounter counter,
- Mask changes)
+SyncInitTrigger(ClientPtr client, SyncTrigger *pTrigger, XID syncObject,
+ RESTYPE resType, Mask changes)
{
- SyncCounter *pCounter = pTrigger->pCounter;
+ SyncObject *pSync = pTrigger->pSync;
+ SyncCounter *pCounter = NULL;
int rc;
- Bool newcounter = FALSE;
+ Bool newSyncObject = FALSE;
if (changes & XSyncCACounter)
{
- if (counter == None)
- pCounter = NULL;
- else if (Success != (rc = dixLookupResourceByType ((pointer *)&pCounter,
- counter, RTCounter, client, DixReadAccess)))
+ if (syncObject == None)
+ pSync = NULL;
+ else if (Success != (rc = dixLookupResourceByType ((pointer *)&pSync,
+ syncObject, resType, client, DixReadAccess)))
{
- client->errorValue = counter;
+ client->errorValue = syncObject;
return rc;
}
- if (pCounter != pTrigger->pCounter)
+ if (pSync != pTrigger->pSync)
{ /* new counter for trigger */
- SyncDeleteTriggerFromCounter(pTrigger);
- pTrigger->pCounter = pCounter;
- newcounter = TRUE;
+ SyncDeleteTriggerFromSyncObject(pTrigger);
+ pTrigger->pSync = pSync;
+ newSyncObject = TRUE;
}
}
/* if system counter, ask it what the current value is */
- if (IsSystemCounter(pCounter))
+ if (pSync && SYNC_COUNTER == pSync->type)
{
- (*pCounter->pSysCounterInfo->QueryValue) ((pointer) pCounter,
- &pCounter->value);
+ pCounter = (SyncCounter *)pSync;
+
+ if (IsSystemCounter(pCounter))
+ {
+ (*pCounter->pSysCounterInfo->QueryValue) ((pointer) pCounter,
+ &pCounter->value);
+ }
}
if (changes & XSyncCAValueType)
@@ -264,30 +319,38 @@ SyncInitTrigger(ClientPtr client, SyncTrigger *pTrigger, XSyncCounter counter, if (changes & XSyncCATestType)
{
- if (pTrigger->test_type != XSyncPositiveTransition &&
- pTrigger->test_type != XSyncNegativeTransition &&
- pTrigger->test_type != XSyncPositiveComparison &&
- pTrigger->test_type != XSyncNegativeComparison)
+
+ if (pSync && SYNC_FENCE == pSync->type)
{
- client->errorValue = pTrigger->test_type;
- return BadValue;
+ pTrigger->CheckTrigger = SyncCheckTriggerFence;
}
- /* select appropriate CheckTrigger function */
-
- switch (pTrigger->test_type)
+ else
{
- case XSyncPositiveTransition:
- pTrigger->CheckTrigger = SyncCheckTriggerPositiveTransition;
- break;
- case XSyncNegativeTransition:
- pTrigger->CheckTrigger = SyncCheckTriggerNegativeTransition;
- break;
- case XSyncPositiveComparison:
- pTrigger->CheckTrigger = SyncCheckTriggerPositiveComparison;
- break;
- case XSyncNegativeComparison:
- pTrigger->CheckTrigger = SyncCheckTriggerNegativeComparison;
- break;
+ if (pTrigger->test_type != XSyncPositiveTransition &&
+ pTrigger->test_type != XSyncNegativeTransition &&
+ pTrigger->test_type != XSyncPositiveComparison &&
+ pTrigger->test_type != XSyncNegativeComparison)
+ {
+ client->errorValue = pTrigger->test_type;
+ return BadValue;
+ }
+ /* select appropriate CheckTrigger function */
+
+ switch (pTrigger->test_type)
+ {
+ case XSyncPositiveTransition:
+ pTrigger->CheckTrigger = SyncCheckTriggerPositiveTransition;
+ break;
+ case XSyncNegativeTransition:
+ pTrigger->CheckTrigger = SyncCheckTriggerNegativeTransition;
+ break;
+ case XSyncPositiveComparison:
+ pTrigger->CheckTrigger = SyncCheckTriggerPositiveComparison;
+ break;
+ case XSyncNegativeComparison:
+ pTrigger->CheckTrigger = SyncCheckTriggerNegativeComparison;
+ break;
+ }
}
}
@@ -314,12 +377,12 @@ SyncInitTrigger(ClientPtr client, SyncTrigger *pTrigger, XSyncCounter counter, /* we wait until we're sure there are no errors before registering
* a new counter on a trigger
*/
- if (newcounter)
+ if (newSyncObject)
{
- if ((rc = SyncAddTriggerToCounter(pTrigger)) != Success)
+ if ((rc = SyncAddTriggerToSyncObject(pTrigger)) != Success)
return rc;
}
- else if (IsSystemCounter(pCounter))
+ else if (pCounter && IsSystemCounter(pCounter))
{
SyncComputeBracketValues(pCounter);
}
@@ -337,16 +400,21 @@ SyncSendAlarmNotifyEvents(SyncAlarm *pAlarm) SyncAlarmClientList *pcl;
xSyncAlarmNotifyEvent ane;
SyncTrigger *pTrigger = &pAlarm->trigger;
+ SyncCounter *pCounter;
+
+ assert(!pTrigger->pSync || (SYNC_COUNTER == pTrigger->pSync->type));
+
+ pCounter = (SyncCounter *)pTrigger->pSync;
UpdateCurrentTime();
ane.type = SyncEventBase + XSyncAlarmNotify;
ane.kind = XSyncAlarmNotify;
ane.alarm = pAlarm->alarm_id;
- if (pTrigger->pCounter)
+ if (pTrigger->pSync && SYNC_COUNTER == pTrigger->pSync->type)
{
- ane.counter_value_hi = XSyncValueHigh32(pTrigger->pCounter->value);
- ane.counter_value_lo = XSyncValueLow32(pTrigger->pCounter->value);
+ ane.counter_value_hi = XSyncValueHigh32(pCounter->value);
+ ane.counter_value_lo = XSyncValueLow32(pCounter->value);
}
else
{ /* XXX what else can we do if there's no counter? */
@@ -389,14 +457,25 @@ SyncSendCounterNotifyEvents(ClientPtr client, SyncAwait **ppAwait, SyncTrigger *pTrigger = &(*ppAwait)->trigger;
pev->type = SyncEventBase + XSyncCounterNotify;
pev->kind = XSyncCounterNotify;
- pev->counter = pTrigger->pCounter->id;
+ pev->counter = pTrigger->pSync->id;
pev->wait_value_lo = XSyncValueLow32(pTrigger->test_value);
pev->wait_value_hi = XSyncValueHigh32(pTrigger->test_value);
- pev->counter_value_lo = XSyncValueLow32(pTrigger->pCounter->value);
- pev->counter_value_hi = XSyncValueHigh32(pTrigger->pCounter->value);
+ if (SYNC_COUNTER == pTrigger->pSync->type)
+ {
+ SyncCounter *pCounter = (SyncCounter *)pTrigger->pSync;
+
+ pev->counter_value_lo = XSyncValueLow32(pCounter->value);
+ pev->counter_value_hi = XSyncValueHigh32(pCounter->value);
+ }
+ else
+ {
+ pev->counter_value_lo = 0;
+ pev->counter_value_hi = 0;
+ }
+
pev->time = currentTime.milliseconds;
pev->count = num_events - i - 1; /* events remaining */
- pev->destroyed = pTrigger->pCounter->beingDestroyed;
+ pev->destroyed = pTrigger->pSync->beingDestroyed;
}
/* swapping will be taken care of by this */
WriteEventsToClient(client, num_events, (xEvent *)pEvents);
@@ -414,7 +493,7 @@ SyncAlarmCounterDestroyed(SyncTrigger *pTrigger) pAlarm->state = XSyncAlarmInactive;
SyncSendAlarmNotifyEvents(pAlarm);
- pTrigger->pCounter = NULL;
+ pTrigger->pSync = NULL;
}
@@ -425,8 +504,12 @@ static void SyncAlarmTriggerFired(SyncTrigger *pTrigger)
{
SyncAlarm *pAlarm = (SyncAlarm *)pTrigger;
+ SyncCounter *pCounter;
CARD64 new_test_value;
+ assert(!pTrigger->pSync || (SYNC_COUNTER == pTrigger->pSync->type));
+ pCounter = (SyncCounter *)pTrigger->pSync;
+
/* no need to check alarm unless it's active */
if (pAlarm->state != XSyncAlarmActive)
return;
@@ -436,7 +519,7 @@ SyncAlarmTriggerFired(SyncTrigger *pTrigger) * no change is made to value (test-value) and the alarm
* state is changed to Inactive before the event is generated."
*/
- if (pAlarm->trigger.pCounter == NULL
+ if (pCounter == NULL
|| (XSyncValueIsZero(pAlarm->delta)
&& (pAlarm->trigger.test_type == XSyncPositiveComparison
|| pAlarm->trigger.test_type == XSyncNegativeComparison)))
@@ -449,6 +532,10 @@ SyncAlarmTriggerFired(SyncTrigger *pTrigger) Bool overflow;
CARD64 oldvalue;
SyncTrigger *paTrigger = &pAlarm->trigger;
+ SyncCounter *paCounter;
+
+ assert(!paTrigger->pSync || (SYNC_COUNTER == paTrigger->pSync->type));
+ paCounter = (SyncCounter *)pTrigger->pSync;
/* "The alarm is updated by repeatedly adding delta to the
* value of the trigger and re-initializing it until it
@@ -464,7 +551,7 @@ SyncAlarmTriggerFired(SyncTrigger *pTrigger) pAlarm->delta, &overflow);
} while (!overflow &&
(*paTrigger->CheckTrigger)(paTrigger,
- paTrigger->pCounter->value));
+ paCounter->value));
new_test_value = paTrigger->test_value;
paTrigger->test_value = oldvalue;
@@ -531,46 +618,51 @@ SyncAwaitTriggerFired(SyncTrigger *pTrigger) * always generated if the counter for one of the triggers is
* destroyed."
*/
- if (pAwait->trigger.pCounter->beingDestroyed)
+ if (pAwait->trigger.pSync->beingDestroyed)
{
ppAwait[num_events++] = pAwait;
continue;
}
+
+ if (SYNC_COUNTER == pAwait->trigger.pSync->type)
+ {
+ SyncCounter *pCounter = (SyncCounter *) pAwait->trigger.pSync;
- /* "The difference between the counter and the test value is
- * calculated by subtracting the test value from the value of
- * the counter."
- */
- XSyncValueSubtract(&diff, pAwait->trigger.pCounter->value,
- pAwait->trigger.test_value, &overflow);
+ /* "The difference between the counter and the test value is
+ * calculated by subtracting the test value from the value of
+ * the counter."
+ */
+ XSyncValueSubtract(&diff, pCounter->value,
+ pAwait->trigger.test_value, &overflow);
- /* "If the difference lies outside the range for an INT64, an
- * event is not generated."
- */
- if (overflow)
- continue;
- diffgreater = XSyncValueGreaterThan(diff, pAwait->event_threshold);
- diffequal = XSyncValueEqual(diff, pAwait->event_threshold);
-
- /* "If the test-type is PositiveTransition or
- * PositiveComparison, a CounterNotify event is generated if
- * the difference is at least event-threshold. If the test-type
- * is NegativeTransition or NegativeComparison, a CounterNotify
- * event is generated if the difference is at most
- * event-threshold."
- */
+ /* "If the difference lies outside the range for an INT64, an
+ * event is not generated."
+ */
+ if (overflow)
+ continue;
+ diffgreater = XSyncValueGreaterThan(diff, pAwait->event_threshold);
+ diffequal = XSyncValueEqual(diff, pAwait->event_threshold);
+
+ /* "If the test-type is PositiveTransition or
+ * PositiveComparison, a CounterNotify event is generated if
+ * the difference is at least event-threshold. If the test-type
+ * is NegativeTransition or NegativeComparison, a CounterNotify
+ * event is generated if the difference is at most
+ * event-threshold."
+ */
- if ( ((pAwait->trigger.test_type == XSyncPositiveComparison ||
- pAwait->trigger.test_type == XSyncPositiveTransition)
- && (diffgreater || diffequal))
- ||
- ((pAwait->trigger.test_type == XSyncNegativeComparison ||
- pAwait->trigger.test_type == XSyncNegativeTransition)
- && (!diffgreater) /* less or equal */
- )
- )
- {
- ppAwait[num_events++] = pAwait;
+ if ( ((pAwait->trigger.test_type == XSyncPositiveComparison ||
+ pAwait->trigger.test_type == XSyncPositiveTransition)
+ && (diffgreater || diffequal))
+ ||
+ ((pAwait->trigger.test_type == XSyncNegativeComparison ||
+ pAwait->trigger.test_type == XSyncNegativeTransition)
+ && (!diffgreater) /* less or equal */
+ )
+ )
+ {
+ ppAwait[num_events++] = pAwait;
+ }
}
}
if (num_events)
@@ -599,7 +691,7 @@ SyncChangeCounter(SyncCounter *pCounter, CARD64 newval) pCounter->value = newval;
/* run through triggers to see if any become true */
- for (ptl = pCounter->pTriglist; ptl; ptl = pnext)
+ for (ptl = pCounter->sync.pTriglist; ptl; ptl = pnext)
{
pnext = ptl->next;
if ((*ptl->pTrigger->CheckTrigger)(ptl->pTrigger, oldval))
@@ -691,7 +783,8 @@ SyncChangeAlarmAttributes(ClientPtr client, SyncAlarm *pAlarm, Mask mask, XSyncCounter counter;
Mask origmask = mask;
- counter = pAlarm->trigger.pCounter ? pAlarm->trigger.pCounter->id : None;
+ counter =
+ pAlarm->trigger.pSync ? pAlarm->trigger.pSync->id : None;
while (mask)
{
@@ -771,7 +864,7 @@ SyncChangeAlarmAttributes(ClientPtr client, SyncAlarm *pAlarm, Mask mask, }
/* postpone this until now, when we're sure nothing else can go wrong */
- if ((status = SyncInitTrigger(client, &pAlarm->trigger, counter,
+ if ((status = SyncInitTrigger(client, &pAlarm->trigger, counter, RTCounter,
origmask & XSyncCAAllTrigger)) != Success)
return status;
@@ -780,26 +873,63 @@ SyncChangeAlarmAttributes(ClientPtr client, SyncAlarm *pAlarm, Mask mask, return Success;
}
-
-static SyncCounter *
-SyncCreateCounter(ClientPtr client, XSyncCounter id, CARD64 initialvalue)
+static SyncObject *
+SyncCreate(ClientPtr client, XID id, unsigned char type)
{
- SyncCounter *pCounter;
+ SyncObject *pSync;
+ RESTYPE resType;
- if (!(pCounter = malloc(sizeof(SyncCounter))))
+ switch (type) {
+ case SYNC_COUNTER:
+ resType = RTCounter;
+ pSync = malloc(sizeof(SyncCounter));
+ break;
+ case SYNC_FENCE:
+ resType = RTFence;
+ pSync = dixAllocateObjectWithPrivates(SyncFence,
+ PRIVATE_SYNC_FENCE);
+ break;
+ default:
+ return NULL;
+ }
+
+ if (!pSync)
return NULL;
- if (!AddResource(id, RTCounter, (pointer) pCounter))
+ if (!AddResource(id, resType, (pointer) pSync))
{
- free(pCounter);
+ switch (type) {
+ case SYNC_FENCE:
+ dixFreeObjectWithPrivates((SyncFence *)pSync, PRIVATE_SYNC_FENCE);
+ break;
+ default:
+ free(pSync);
+ }
+
return NULL;
}
- pCounter->client = client;
- pCounter->id = id;
+ pSync->client = client;
+ pSync->id = id;
+ pSync->pTriglist = NULL;
+ pSync->beingDestroyed = FALSE;
+ pSync->type = type;
+
+ return pSync;
+}
+
+
+static SyncCounter *
+SyncCreateCounter(ClientPtr client, XSyncCounter id, CARD64 initialvalue)
+{
+ SyncCounter *pCounter;
+
+ if (!(pCounter = (SyncCounter *)SyncCreate(client,
+ id,
+ SYNC_COUNTER)))
+ return NULL;
+
pCounter->value = initialvalue;
- pCounter->pTriglist = NULL;
- pCounter->beingDestroyed = FALSE;
pCounter->pSysCounterInfo = NULL;
return pCounter;
}
@@ -851,7 +981,7 @@ SyncCreateSystemCounter( psci = malloc(sizeof(SysCounterInfo));
if (!psci)
{
- FreeResource(pCounter->id, RT_NONE);
+ FreeResource(pCounter->sync.id, RT_NONE);
return pCounter;
}
pCounter->pSysCounterInfo = psci;
@@ -871,7 +1001,7 @@ void SyncDestroySystemCounter(pointer pSysCounter)
{
SyncCounter *pCounter = (SyncCounter *)pSysCounter;
- FreeResource(pCounter->id, RT_NONE);
+ FreeResource(pCounter->sync.id, RT_NONE);
}
static void
@@ -895,7 +1025,7 @@ SyncComputeBracketValues(SyncCounter *pCounter) XSyncMaxValue(&psci->bracket_greater);
XSyncMinValue(&psci->bracket_less);
- for (pCur = pCounter->pTriglist; pCur; pCur = pCur->next)
+ for (pCur = pCounter->sync.pTriglist; pCur; pCur = pCur->next)
{
pTrigger = pCur->pTrigger;
@@ -968,7 +1098,7 @@ FreeAlarm(void *addr, XID id) while (pAlarm->pEventClients)
FreeResource(pAlarm->pEventClients->delete_id, RT_NONE);
- SyncDeleteTriggerFromCounter(&pAlarm->trigger);
+ SyncDeleteTriggerFromSyncObject(&pAlarm->trigger);
free(pAlarm);
return Success;
@@ -985,9 +1115,9 @@ FreeCounter(void *env, XID id) SyncCounter *pCounter = (SyncCounter *) env;
SyncTriggerList *ptl, *pnext;
- pCounter->beingDestroyed = TRUE;
+ pCounter->sync.beingDestroyed = TRUE;
/* tell all the counter's triggers that the counter has been destroyed */
- for (ptl = pCounter->pTriglist; ptl; ptl = pnext)
+ for (ptl = pCounter->sync.pTriglist; ptl; ptl = pnext)
{
(*ptl->pTrigger->CounterDestroyed)(ptl->pTrigger);
pnext = ptl->next;
@@ -1046,9 +1176,9 @@ FreeAwait(void *addr, XID id) /* If the counter is being destroyed, FreeCounter will delete
* the trigger list itself, so don't do it here.
*/
- SyncCounter *pCounter = pAwait->trigger.pCounter;
- if (pCounter && !pCounter->beingDestroyed)
- SyncDeleteTriggerFromCounter(&pAwait->trigger);
+ SyncObject *pSync = pAwait->trigger.pSync;
+ if (pSync && !pSync->beingDestroyed)
+ SyncDeleteTriggerFromSyncObject(&pAwait->trigger);
}
free(pAwaitUnion);
return Success;
@@ -1099,8 +1229,8 @@ ProcSyncInitialize(ClientPtr client) memset(&rep, 0, sizeof(xSyncInitializeReply));
rep.type = X_Reply;
rep.sequenceNumber = client->sequence;
- rep.majorVersion = SYNC_MAJOR_VERSION;
- rep.minorVersion = SYNC_MINOR_VERSION;
+ rep.majorVersion = SERVER_SYNC_MAJOR_VERSION;
+ rep.minorVersion = SERVER_SYNC_MINOR_VERSION;
rep.length = 0;
if (client->swapped)
@@ -1157,7 +1287,7 @@ ProcSyncListSystemCounters(ClientPtr client) char *pname_in_reply;
SysCounterInfo *psci = SysCounterList[i]->pSysCounterInfo;
- walklist->counter = SysCounterList[i]->id;
+ walklist->counter = SysCounterList[i]->sync.id;
walklist->resolution_hi = XSyncValueHigh32(psci->resolution);
walklist->resolution_lo = XSyncValueLow32(psci->resolution);
namelen = strlen(psci->name);
@@ -1370,10 +1500,70 @@ ProcSyncDestroyCounter(ClientPtr client) client->errorValue = stuff->counter;
return BadAccess;
}
- FreeResource(pCounter->id, RT_NONE);
+ FreeResource(pCounter->sync.id, RT_NONE);
return Success;
}
+static SyncAwaitUnion*
+SyncAwaitPrologue(ClientPtr client, int items)
+{
+ SyncAwaitUnion *pAwaitUnion;
+
+ /* all the memory for the entire await list is allocated
+ * here in one chunk
+ */
+ pAwaitUnion = malloc((items+1) * sizeof(SyncAwaitUnion));
+ if (!pAwaitUnion)
+ return NULL;
+
+ /* first item is the header, remainder are real wait conditions */
+
+ pAwaitUnion->header.delete_id = FakeClientID(client->index);
+ if (!AddResource(pAwaitUnion->header.delete_id, RTAwait, pAwaitUnion))
+ {
+ free(pAwaitUnion);
+ return NULL;
+ }
+
+ pAwaitUnion->header.client = client;
+ pAwaitUnion->header.num_waitconditions = 0;
+
+ return pAwaitUnion;
+}
+
+static void
+SyncAwaitEpilogue(ClientPtr client, int items, SyncAwaitUnion *pAwaitUnion)
+{
+ SyncAwait *pAwait;
+ int i;
+
+ IgnoreClient(client);
+
+ /* see if any of the triggers are already true */
+
+ pAwait = &(pAwaitUnion+1)->await; /* skip over header */
+ for (i = 0; i < items; i++, pAwait++)
+ {
+ CARD64 value;
+
+ /* don't have to worry about NULL counters because the request
+ * errors before we get here out if they occur
+ */
+ switch (pAwait->trigger.pSync->type) {
+ case SYNC_COUNTER:
+ value = ((SyncCounter *)pAwait->trigger.pSync)->value;
+ break;
+ default:
+ XSyncIntToValue(&value, 0);
+ }
+
+ if ((*pAwait->trigger.CheckTrigger)(&pAwait->trigger, value))
+ {
+ (*pAwait->trigger.TriggerFired)(&pAwait->trigger);
+ break; /* once is enough */
+ }
+ }
+}
/*
* ** Await
@@ -1405,28 +1595,12 @@ ProcSyncAwait(ClientPtr client) return BadValue;
}
- pProtocolWaitConds = (xSyncWaitCondition *) & stuff[1];
-
- /* all the memory for the entire await list is allocated
- * here in one chunk
- */
- pAwaitUnion = malloc((items+1) * sizeof(SyncAwaitUnion));
- if (!pAwaitUnion)
- return BadAlloc;
-
- /* first item is the header, remainder are real wait conditions */
-
- pAwaitUnion->header.delete_id = FakeClientID(client->index);
- if (!AddResource(pAwaitUnion->header.delete_id, RTAwait, pAwaitUnion))
- {
- free(pAwaitUnion);
+ if (!(pAwaitUnion = SyncAwaitPrologue(client, items)))
return BadAlloc;
- }
/* don't need to do any more memory allocation for this request! */
- pAwaitUnion->header.client = client;
- pAwaitUnion->header.num_waitconditions = 0;
+ pProtocolWaitConds = (xSyncWaitCondition *) & stuff[1];
pAwait = &(pAwaitUnion+1)->await; /* skip over header */
for (i = 0; i < items; i++, pProtocolWaitConds++, pAwait++)
@@ -1434,7 +1608,7 @@ ProcSyncAwait(ClientPtr client) if (pProtocolWaitConds->counter == None) /* XXX protocol change */
{
/* this should take care of removing any triggers created by
- * this request that have already been registered on counters
+ * this request that have already been registered on sync objects
*/
FreeResource(pAwaitUnion->header.delete_id, RT_NONE);
client->errorValue = pProtocolWaitConds->counter;
@@ -1442,7 +1616,7 @@ ProcSyncAwait(ClientPtr client) }
/* sanity checks are in SyncInitTrigger */
- pAwait->trigger.pCounter = NULL;
+ pAwait->trigger.pSync = NULL;
pAwait->trigger.value_type = pProtocolWaitConds->value_type;
XSyncIntsToValue(&pAwait->trigger.wait_value,
pProtocolWaitConds->wait_value_lo,
@@ -1450,11 +1624,12 @@ ProcSyncAwait(ClientPtr client) pAwait->trigger.test_type = pProtocolWaitConds->test_type;
status = SyncInitTrigger(client, &pAwait->trigger,
- pProtocolWaitConds->counter, XSyncCAAllTrigger);
+ pProtocolWaitConds->counter, RTCounter,
+ XSyncCAAllTrigger);
if (status != Success)
{
/* this should take care of removing any triggers created by
- * this request that have already been registered on counters
+ * this request that have already been registered on sync objects
*/
FreeResource(pAwaitUnion->header.delete_id, RT_NONE);
return status;
@@ -1469,23 +1644,8 @@ ProcSyncAwait(ClientPtr client) pAwaitUnion->header.num_waitconditions++;
}
- IgnoreClient(client);
-
- /* see if any of the triggers are already true */
+ SyncAwaitEpilogue(client, items, pAwaitUnion);
- pAwait = &(pAwaitUnion+1)->await; /* skip over header */
- for (i = 0; i < items; i++, pAwait++)
- {
- /* don't have to worry about NULL counters because the request
- * errors before we get here out if they occur
- */
- if ((*pAwait->trigger.CheckTrigger)(&pAwait->trigger,
- pAwait->trigger.pCounter->value))
- {
- (*pAwait->trigger.TriggerFired)(&pAwait->trigger);
- break; /* once is enough */
- }
- }
return Success;
}
@@ -1565,13 +1725,14 @@ ProcSyncCreateAlarm(ClientPtr client) /* set up defaults */
pTrigger = &pAlarm->trigger;
- pTrigger->pCounter = NULL;
+ pTrigger->pSync = NULL;
pTrigger->value_type = XSyncAbsolute;
XSyncIntToValue(&pTrigger->wait_value, 0L);
pTrigger->test_type = XSyncPositiveComparison;
pTrigger->TriggerFired = SyncAlarmTriggerFired;
pTrigger->CounterDestroyed = SyncAlarmCounterDestroyed;
- status = SyncInitTrigger(client, pTrigger, None, XSyncCAAllTrigger);
+ status = SyncInitTrigger(client, pTrigger, None, RTCounter,
+ XSyncCAAllTrigger);
if (status != Success)
{
free(pAlarm);
@@ -1602,13 +1763,19 @@ ProcSyncCreateAlarm(ClientPtr client) * in CreateAlarm and sets alarm state to Inactive.
*/
- if (!pTrigger->pCounter)
+ if (!pTrigger->pSync)
{
pAlarm->state = XSyncAlarmInactive; /* XXX protocol change */
}
- else if ((*pTrigger->CheckTrigger)(pTrigger, pTrigger->pCounter->value))
+ else
{
- (*pTrigger->TriggerFired)(pTrigger);
+ SyncCounter *pCounter;
+
+ assert(SYNC_COUNTER == pTrigger->pSync->type);
+ pCounter = (SyncCounter *)pTrigger->pSync;
+
+ if ((*pTrigger->CheckTrigger)(pTrigger, pCounter->value))
+ (*pTrigger->TriggerFired)(pTrigger);
}
return Success;
@@ -1622,6 +1789,7 @@ ProcSyncChangeAlarm(ClientPtr client) {
REQUEST(xSyncChangeAlarmReq);
SyncAlarm *pAlarm;
+ SyncCounter *pCounter = NULL;
long vmask;
int len, status;
@@ -1642,13 +1810,18 @@ ProcSyncChangeAlarm(ClientPtr client) (CARD32 *)&stuff[1])) != Success)
return status;
+ if (pAlarm->trigger.pSync)
+ {
+ assert(SYNC_COUNTER == pAlarm->trigger.pSync->type);
+ pCounter = (SyncCounter *)pAlarm->trigger.pSync;
+ }
+
/* see if alarm already triggered. NULL counter WILL trigger
* in ChangeAlarm.
*/
- if (!pAlarm->trigger.pCounter ||
- (*pAlarm->trigger.CheckTrigger)(&pAlarm->trigger,
- pAlarm->trigger.pCounter->value))
+ if (!pCounter ||
+ (*pAlarm->trigger.CheckTrigger)(&pAlarm->trigger, pCounter->value))
{
(*pAlarm->trigger.TriggerFired)(&pAlarm->trigger);
}
@@ -1676,7 +1849,7 @@ ProcSyncQueryAlarm(ClientPtr client) rep.sequenceNumber = client->sequence;
pTrigger = &pAlarm->trigger;
- rep.counter = (pTrigger->pCounter) ? pTrigger->pCounter->id : None;
+ rep.counter = (pTrigger->pSync) ? pTrigger->pSync->id : None;
#if 0 /* XXX unclear what to do, depends on whether relative value-types
* are "consumed" immediately and are considered absolute from then
@@ -1732,6 +1905,228 @@ ProcSyncDestroyAlarm(ClientPtr client) return Success;
}
+static int
+ProcSyncCreateFence(ClientPtr client)
+{
+ REQUEST(xSyncCreateFenceReq);
+ DrawablePtr pDraw;
+ SyncFence *pFence;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xSyncCreateFenceReq);
+
+ rc = dixLookupDrawable(&pDraw, stuff->d, client, M_ANY, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ LEGAL_NEW_RESOURCE(stuff->fid, client);
+
+ if (!(pFence = (SyncFence *)SyncCreate(client,
+ stuff->fid,
+ SYNC_FENCE)))
+ return BadAlloc;
+
+ miSyncInitFence(pDraw->pScreen, pFence, stuff->initially_triggered);
+
+ return client->noClientException;
+}
+
+static int
+FreeFence(void *obj, XID id)
+{
+ SyncFence *pFence = (SyncFence *) obj;
+
+ miSyncDestroyFence(pFence);
+
+ return Success;
+}
+
+int SyncVerifyFence(SyncFence **ppSyncFence, XID fid,
+ ClientPtr client, Mask mode)
+{
+ int rc = dixLookupResourceByType((pointer *)ppSyncFence, fid, RTFence,
+ client, mode);
+
+ if (rc != Success)
+ client->errorValue = fid;
+
+ return rc;
+}
+
+static int
+ProcSyncTriggerFence(ClientPtr client)
+{
+ REQUEST(xSyncTriggerFenceReq);
+ SyncFence *pFence;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xSyncTriggerFenceReq);
+
+ rc = dixLookupResourceByType((pointer *)&pFence, stuff->fid, RTFence,
+ client, DixWriteAccess);
+ if (rc != Success)
+ return rc;
+
+ miSyncTriggerFence(pFence);
+
+ return client->noClientException;
+}
+
+static int
+ProcSyncResetFence(ClientPtr client)
+{
+ REQUEST(xSyncResetFenceReq);
+ SyncFence *pFence;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xSyncResetFenceReq);
+
+ rc = dixLookupResourceByType((pointer *)&pFence, stuff->fid, RTFence,
+ client, DixWriteAccess);
+ if (rc != Success)
+ return rc;
+
+ if (pFence->funcs.CheckTriggered(pFence) != TRUE)
+ return BadMatch;
+
+ pFence->funcs.Reset(pFence);
+
+ return client->noClientException;
+}
+
+static int
+ProcSyncDestroyFence(ClientPtr client)
+{
+ REQUEST(xSyncDestroyFenceReq);
+ SyncFence *pFence;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xSyncDestroyFenceReq);
+
+ rc = dixLookupResourceByType((pointer *)&pFence, stuff->fid, RTFence,
+ client, DixDestroyAccess);
+ if (rc != Success)
+ return rc;
+
+ FreeResource(stuff->fid, RT_NONE);
+ return client->noClientException;
+}
+
+static int
+ProcSyncQueryFence(ClientPtr client)
+{
+ REQUEST(xSyncQueryFenceReq);
+ xSyncQueryFenceReply rep;
+ SyncFence *pFence;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xSyncQueryFenceReq);
+
+ rc = dixLookupResourceByType((pointer *)&pFence, stuff->fid,
+ RTFence, client, DixReadAccess);
+ if (rc != Success)
+ return rc;
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ rep.triggered = pFence->funcs.CheckTriggered(pFence);
+
+ if (client->swapped)
+ {
+ char n;
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ }
+
+ WriteToClient(client, sizeof(xSyncQueryFenceReply), (char *) &rep);
+ return client->noClientException;
+}
+
+static int
+ProcSyncAwaitFence(ClientPtr client)
+{
+ REQUEST(xSyncAwaitFenceReq);
+ SyncAwaitUnion *pAwaitUnion;
+ SyncAwait *pAwait;
+ /* Use CARD32 rather than XSyncFence because XIDs are hard-coded to
+ * CARD32 in protocol definitions */
+ CARD32 *pProtocolFences;
+ int status;
+ int len;
+ int items;
+ int i;
+
+ REQUEST_AT_LEAST_SIZE(xSyncAwaitFenceReq);
+
+ len = client->req_len << 2;
+ len -= sz_xSyncAwaitFenceReq;
+ items = len / sizeof(CARD32);
+
+ if (items * sizeof(CARD32) != len)
+ {
+ return BadLength;
+ }
+ if (items == 0)
+ {
+ client->errorValue = items; /* XXX protocol change */
+ return BadValue;
+ }
+
+ if (!(pAwaitUnion = SyncAwaitPrologue(client, items)))
+ return BadAlloc;
+
+ /* don't need to do any more memory allocation for this request! */
+
+ pProtocolFences = (CARD32 *) & stuff[1];
+
+ pAwait = &(pAwaitUnion+1)->await; /* skip over header */
+ for (i = 0; i < items; i++, pProtocolFences++, pAwait++)
+ {
+ if (*pProtocolFences == None) /* XXX protocol change */
+ {
+ /* this should take care of removing any triggers created by
+ * this request that have already been registered on sync objects
+ */
+ FreeResource(pAwaitUnion->header.delete_id, RT_NONE);
+ client->errorValue = *pProtocolFences;
+ return SyncErrorBase + XSyncBadCounter;
+ }
+
+ pAwait->trigger.pSync = NULL;
+ /* Provide acceptable values for these unused fields to
+ * satisfy SyncInitTrigger's validation logic
+ */
+ pAwait->trigger.value_type = XSyncAbsolute;
+ XSyncIntToValue(&pAwait->trigger.wait_value, 0);
+ pAwait->trigger.test_type = 0;
+
+ status = SyncInitTrigger(client, &pAwait->trigger,
+ *pProtocolFences, RTFence,
+ XSyncCAAllTrigger);
+ if (status != Success)
+ {
+ /* this should take care of removing any triggers created by
+ * this request that have already been registered on sync objects
+ */
+ FreeResource(pAwaitUnion->header.delete_id, RT_NONE);
+ return status;
+ }
+ /* this is not a mistake -- same function works for both cases */
+ pAwait->trigger.TriggerFired = SyncAwaitTriggerFired;
+ pAwait->trigger.CounterDestroyed = SyncAwaitTriggerFired;
+ /* event_threshold is unused for fence syncs */
+ XSyncIntToValue(&pAwait->event_threshold, 0);
+ pAwait->pHeader = &pAwaitUnion->header;
+ pAwaitUnion->header.num_waitconditions++;
+ }
+
+ SyncAwaitEpilogue(client, items, pAwaitUnion);
+
+ return client->noClientException;
+}
+
/*
* ** Given an extension request, call the appropriate request procedure
*/
@@ -1770,6 +2165,18 @@ ProcSyncDispatch(ClientPtr client) return ProcSyncSetPriority(client);
case X_SyncGetPriority:
return ProcSyncGetPriority(client);
+ case X_SyncCreateFence:
+ return ProcSyncCreateFence(client);
+ case X_SyncTriggerFence:
+ return ProcSyncTriggerFence(client);
+ case X_SyncResetFence:
+ return ProcSyncResetFence(client);
+ case X_SyncDestroyFence:
+ return ProcSyncDestroyFence(client);
+ case X_SyncQueryFence:
+ return ProcSyncQueryFence(client);
+ case X_SyncAwaitFence:
+ return ProcSyncAwaitFence(client);
default:
return BadRequest;
}
@@ -1969,6 +2376,83 @@ SProcSyncGetPriority(ClientPtr client) return ProcSyncGetPriority(client);
}
+static int
+SProcSyncCreateFence(ClientPtr client)
+{
+ REQUEST(xSyncCreateFenceReq);
+ char n;
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH (xSyncCreateFenceReq);
+ swapl(&stuff->fid, n);
+
+ return ProcSyncCreateFence(client);
+}
+
+static int
+SProcSyncTriggerFence(ClientPtr client)
+{
+ REQUEST(xSyncTriggerFenceReq);
+ char n;
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH (xSyncTriggerFenceReq);
+ swapl(&stuff->fid, n);
+
+ return ProcSyncTriggerFence(client);
+}
+
+static int
+SProcSyncResetFence(ClientPtr client)
+{
+ REQUEST(xSyncResetFenceReq);
+ char n;
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH (xSyncResetFenceReq);
+ swapl(&stuff->fid, n);
+
+ return ProcSyncResetFence(client);
+}
+
+static int
+SProcSyncDestroyFence(ClientPtr client)
+{
+ REQUEST(xSyncDestroyFenceReq);
+ char n;
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH (xSyncDestroyFenceReq);
+ swapl(&stuff->fid, n);
+
+ return ProcSyncDestroyFence(client);
+}
+
+static int
+SProcSyncQueryFence(ClientPtr client)
+{
+ REQUEST(xSyncQueryFenceReq);
+ char n;
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH (xSyncQueryFenceReq);
+ swapl(&stuff->fid, n);
+
+ return ProcSyncQueryFence(client);
+}
+
+static int
+SProcSyncAwaitFence(ClientPtr client)
+{
+ REQUEST(xSyncAwaitFenceReq);
+ char n;
+
+ swaps(&stuff->length, n);
+ REQUEST_AT_LEAST_SIZE(xSyncAwaitFenceReq);
+ SwapRestL(stuff);
+
+ return ProcSyncAwaitFence(client);
+}
static int
SProcSyncDispatch(ClientPtr client)
@@ -2005,6 +2489,18 @@ SProcSyncDispatch(ClientPtr client) return SProcSyncSetPriority(client);
case X_SyncGetPriority:
return SProcSyncGetPriority(client);
+ case X_SyncCreateFence:
+ return SProcSyncCreateFence(client);
+ case X_SyncTriggerFence:
+ return SProcSyncTriggerFence(client);
+ case X_SyncResetFence:
+ return SProcSyncResetFence(client);
+ case X_SyncDestroyFence:
+ return SProcSyncDestroyFence(client);
+ case X_SyncQueryFence:
+ return SProcSyncQueryFence(client);
+ case X_SyncAwaitFence:
+ return SProcSyncAwaitFence(client);
default:
return BadRequest;
}
@@ -2058,7 +2554,6 @@ SyncResetProc(ExtensionEntry *extEntry) RTCounter = 0;
}
-
/*
* ** Initialise the extension.
*/
@@ -2066,6 +2561,10 @@ void SyncExtensionInit(void)
{
ExtensionEntry *extEntry;
+ int s;
+
+ for (s = 0; s < screenInfo.numScreens; s++)
+ miSyncSetup(screenInfo.screens[s]);
if (RTCounter == 0)
{
@@ -2073,6 +2572,7 @@ SyncExtensionInit(void) }
RTAlarm = CreateNewResourceType(FreeAlarm, "SyncAlarm");
RTAwait = CreateNewResourceType(FreeAwait, "SyncAwait");
+ RTFence = CreateNewResourceType(FreeFence, "SyncFence");
if (RTAwait)
RTAwait |= RC_NEVERRETAIN;
RTAlarmClient = CreateNewResourceType(FreeAlarmClient, "SyncAlarmClient");
@@ -2099,6 +2599,7 @@ SyncExtensionInit(void) SetResourceTypeErrorValue(RTCounter, SyncErrorBase + XSyncBadCounter);
SetResourceTypeErrorValue(RTAlarm, SyncErrorBase + XSyncBadAlarm);
+ SetResourceTypeErrorValue(RTFence, SyncErrorBase + XSyncBadFence);
/*
* Although SERVERTIME is implemented by the OS layer, we initialise it
@@ -2242,7 +2743,7 @@ static void IdleTimeBlockHandler(pointer env, struct timeval **wt, pointer LastSelectMask)
{
XSyncValue idle, old_idle;
- SyncTriggerList *list = IdleTimeCounter->pTriglist;
+ SyncTriggerList *list = IdleTimeCounter->sync.pTriglist;
SyncTrigger *trig;
if (!pIdleTimeValueLess && !pIdleTimeValueGreater)
@@ -2263,7 +2764,7 @@ IdleTimeBlockHandler(pointer env, struct timeval **wt, pointer LastSelectMask) * immediately so we can reschedule.
*/
- for (list = IdleTimeCounter->pTriglist; list; list = list->next) {
+ for (list = IdleTimeCounter->sync.pTriglist; list; list = list->next) {
trig = list->pTrigger;
if (trig->CheckTrigger(trig, old_idle)) {
AdjustWaitForDelay(wt, 0);
@@ -2289,7 +2790,7 @@ IdleTimeBlockHandler(pointer env, struct timeval **wt, pointer LastSelectMask) idle, &overflow);
timeout = min(timeout, XSyncValueLow32 (value));
} else {
- for (list = IdleTimeCounter->pTriglist; list; list = list->next) {
+ for (list = IdleTimeCounter->sync.pTriglist; list; list = list->next) {
trig = list->pTrigger;
if (trig->CheckTrigger(trig, old_idle)) {
timeout = min(timeout, 0);
diff --git a/xorg-server/Xext/syncsdk.h b/xorg-server/Xext/syncsdk.h new file mode 100644 index 000000000..eab5451f1 --- /dev/null +++ b/xorg-server/Xext/syncsdk.h @@ -0,0 +1,47 @@ +/*
+ * 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.
+ */
+
+#ifndef _SYNCSDK_H_
+#define _SYNCSDK_H_
+
+#include "misync.h"
+
+extern _X_EXPORT int
+SyncVerifyFence(SyncFence **ppFence, XID fid, ClientPtr client, Mask mode);
+
+#define VERIFY_SYNC_FENCE(pFence, fid, client, mode) \
+ do { \
+ int rc; \
+ rc = SyncVerifyFence(&(pFence), (fid), (client), (mode)); \
+ if (Success != rc) return rc; \
+ } while (0)
+
+#define VERIFY_SYNC_FENCE_OR_NONE(pFence, fid, client, mode) \
+ do { \
+ pFence = 0; \
+ if (None != fid) \
+ VERIFY_SYNC_FENCE((pFence), (fid), (client), (mode)); \
+ } while (0)
+
+#endif /* _SYNCSDK_H_ */
+
diff --git a/xorg-server/Xext/syncsrv.h b/xorg-server/Xext/syncsrv.h index 6d0e3d64a..6fe9cd123 100644 --- a/xorg-server/Xext/syncsrv.h +++ b/xorg-server/Xext/syncsrv.h @@ -1,177 +1,146 @@ -/* - -Copyright 1991, 1993, 1994, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -The above copyright notice and this permission notice 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 -OPEN GROUP 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. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - -*/ - -/*********************************************************** -Copyright 1991,1993 by Digital Equipment Corporation, Maynard, Massachusetts, -and Olivetti Research Limited, Cambridge, England. - - All Rights Reserved - -Permission to use, copy, modify, and distribute this software and its -documentation for any purpose and without fee is hereby granted, -provided that the above copyright notice appear in all copies and that -both that copyright notice and this permission notice appear in -supporting documentation, and that the names of Digital or Olivetti -not be used in advertising or publicity pertaining to distribution of the -software without specific, written prior permission. - -DIGITAL AND OLIVETTI DISCLAIM ALL WARRANTIES WITH REGARD TO THIS -SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND -FITNESS, IN NO EVENT SHALL THEY BE LIABLE FOR ANY SPECIAL, INDIRECT OR -CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF -USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR -OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR -PERFORMANCE OF THIS SOFTWARE. - -******************************************************************/ - -#ifndef _SYNCSRV_H_ -#define _SYNCSRV_H_ - -#define CARD64 XSyncValue /* XXX temporary! need real 64 bit values for Alpha */ - -typedef struct _SyncCounter { - ClientPtr client; /* Owning client. 0 for system counters */ - XSyncCounter id; /* resource ID */ - CARD64 value; /* counter value */ - struct _SyncTriggerList *pTriglist; /* list of triggers */ - Bool beingDestroyed; /* in process of going away */ - struct _SysCounterInfo *pSysCounterInfo; /* NULL if not a system counter */ -} SyncCounter; - -/* - * The System Counter interface - */ - -typedef enum { - XSyncCounterNeverChanges, - XSyncCounterNeverIncreases, - XSyncCounterNeverDecreases, - XSyncCounterUnrestricted -} SyncCounterType; - -typedef struct _SysCounterInfo { - char *name; - CARD64 resolution; - CARD64 bracket_greater; - CARD64 bracket_less; - SyncCounterType counterType; /* how can this counter change */ - void (*QueryValue)( - pointer /*pCounter*/, - CARD64 * /*freshvalue*/ -); - void (*BracketValues)( - pointer /*pCounter*/, - CARD64 * /*lessthan*/, - CARD64 * /*greaterthan*/ -); -} SysCounterInfo; - - - -typedef struct _SyncTrigger { - SyncCounter *pCounter; - 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*/ - ); -} SyncTrigger; - -typedef struct _SyncTriggerList { - SyncTrigger *pTrigger; - struct _SyncTriggerList *next; -} SyncTriggerList; - -typedef struct _SyncAlarmClientList { - ClientPtr client; - XID delete_id; - struct _SyncAlarmClientList *next; -} SyncAlarmClientList; - -typedef struct _SyncAlarm { - SyncTrigger trigger; - ClientPtr client; - XSyncAlarm alarm_id; - CARD64 delta; - int events; - int state; - SyncAlarmClientList *pEventClients; -} SyncAlarm; - -typedef struct { - ClientPtr client; - CARD32 delete_id; - int num_waitconditions; -} SyncAwaitHeader; - -typedef struct { - SyncTrigger trigger; - CARD64 event_threshold; - SyncAwaitHeader *pHeader; -} SyncAwait; - -typedef union { - SyncAwaitHeader header; - SyncAwait await; -} SyncAwaitUnion; - - -extern pointer SyncCreateSystemCounter( - char * /* name */, - CARD64 /* inital_value */, - CARD64 /* resolution */, - SyncCounterType /* change characterization */, - void (* /*QueryValue*/ ) ( - pointer /* pCounter */, - CARD64 * /* pValue_return */), /* XXX prototype */ - void (* /*BracketValues*/) ( - pointer /* pCounter */, - CARD64 * /* pbracket_less */, - CARD64 * /* pbracket_greater */) -); - -extern void SyncChangeCounter( - SyncCounter * /* pCounter*/, - CARD64 /* new_value */ -); - -extern void SyncDestroySystemCounter( - pointer pCounter -); -extern void InitServertime(void); - -extern void SyncExtensionInit(void); -#endif /* _SYNCSRV_H_ */ +/*
+
+Copyright 1991, 1993, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice 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
+OPEN GROUP 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.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/***********************************************************
+Copyright 1991,1993 by Digital Equipment Corporation, Maynard, Massachusetts,
+and Olivetti Research Limited, Cambridge, England.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the names of Digital or Olivetti
+not be used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL AND OLIVETTI DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+FITNESS, IN NO EVENT SHALL THEY BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
+USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+PERFORMANCE OF THIS SOFTWARE.
+
+******************************************************************/
+
+#ifndef _SYNCSRV_H_
+#define _SYNCSRV_H_
+
+#include "misync.h"
+#include "misyncstr.h"
+
+/*
+ * The System Counter interface
+ */
+
+typedef enum {
+ XSyncCounterNeverChanges,
+ XSyncCounterNeverIncreases,
+ XSyncCounterNeverDecreases,
+ XSyncCounterUnrestricted
+} SyncCounterType;
+
+typedef struct _SysCounterInfo {
+ char *name;
+ CARD64 resolution;
+ CARD64 bracket_greater;
+ CARD64 bracket_less;
+ SyncCounterType counterType; /* how can this counter change */
+ void (*QueryValue)(
+ pointer /*pCounter*/,
+ CARD64 * /*freshvalue*/
+);
+ void (*BracketValues)(
+ pointer /*pCounter*/,
+ CARD64 * /*lessthan*/,
+ CARD64 * /*greaterthan*/
+);
+} SysCounterInfo;
+
+
+
+typedef struct _SyncAlarmClientList {
+ ClientPtr client;
+ XID delete_id;
+ struct _SyncAlarmClientList *next;
+} SyncAlarmClientList;
+
+typedef struct _SyncAlarm {
+ SyncTrigger trigger;
+ ClientPtr client;
+ XSyncAlarm alarm_id;
+ CARD64 delta;
+ int events;
+ int state;
+ SyncAlarmClientList *pEventClients;
+} SyncAlarm;
+
+typedef struct {
+ ClientPtr client;
+ CARD32 delete_id;
+ int num_waitconditions;
+} SyncAwaitHeader;
+
+typedef struct {
+ SyncTrigger trigger;
+ CARD64 event_threshold;
+ SyncAwaitHeader *pHeader;
+} SyncAwait;
+
+typedef union {
+ SyncAwaitHeader header;
+ SyncAwait await;
+} SyncAwaitUnion;
+
+extern pointer SyncCreateSystemCounter(
+ char * /* name */,
+ CARD64 /* inital_value */,
+ CARD64 /* resolution */,
+ SyncCounterType /* change characterization */,
+ void (* /*QueryValue*/ ) (
+ pointer /* pCounter */,
+ CARD64 * /* pValue_return */), /* XXX prototype */
+ void (* /*BracketValues*/) (
+ pointer /* pCounter */,
+ CARD64 * /* pbracket_less */,
+ CARD64 * /* pbracket_greater */)
+);
+
+extern void SyncChangeCounter(
+ SyncCounter * /* pCounter*/,
+ CARD64 /* new_value */
+);
+
+extern void SyncDestroySystemCounter(
+ pointer pCounter
+);
+
+extern void InitServertime(void);
+
+extern void SyncExtensionInit(void);
+#endif /* _SYNCSRV_H_ */
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