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-rw-r--r--Xext/sync.c6
-rw-r--r--dix/privates.c1
-rwxr-xr-xhw/xfree86/loader/sdksyms.sh3
-rw-r--r--include/privates.h1
-rw-r--r--miext/sync/misync.c176
-rw-r--r--miext/sync/misync.h46
-rw-r--r--miext/sync/misyncstr.h13
7 files changed, 243 insertions, 3 deletions
diff --git a/Xext/sync.c b/Xext/sync.c
index e5bc64f9a..2615c27eb 100644
--- a/Xext/sync.c
+++ b/Xext/sync.c
@@ -59,7 +59,7 @@ 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"
@@ -2199,6 +2199,10 @@ void
SyncExtensionInit(void)
{
ExtensionEntry *extEntry;
+ int s;
+
+ for (s = 0; s < screenInfo.numScreens; s++)
+ miSyncSetup(screenInfo.screens[s]);
if (RTCounter == 0)
{
diff --git a/dix/privates.c b/dix/privates.c
index 687fa7aa0..d651258f6 100644
--- a/dix/privates.c
+++ b/dix/privates.c
@@ -447,6 +447,7 @@ static const char *key_names[PRIVATE_LAST] = {
[PRIVATE_GLYPH] = "GLYPH",
[PRIVATE_GLYPHSET] = "GLYPHSET",
[PRIVATE_PICTURE] = "PICTURE",
+ [PRIVATE_SYNC_FENCE] = "SYNC_FENCE",
};
void
diff --git a/hw/xfree86/loader/sdksyms.sh b/hw/xfree86/loader/sdksyms.sh
index 4b3ed8694..21354303f 100755
--- a/hw/xfree86/loader/sdksyms.sh
+++ b/hw/xfree86/loader/sdksyms.sh
@@ -41,6 +41,9 @@ cat > sdksyms.c << EOF
#include "damage.h"
#include "damagestr.h"
+/* miext/sync/Makefile.am */
+#include "misync.h"
+#include "misyncstr.h"
/* Xext/Makefile.am -- half is module, half is builtin */
/*
diff --git a/include/privates.h b/include/privates.h
index 9fb6ae84e..7ef2cb732 100644
--- a/include/privates.h
+++ b/include/privates.h
@@ -51,6 +51,7 @@ typedef enum {
PRIVATE_GLYPH,
PRIVATE_GLYPHSET,
PRIVATE_PICTURE,
+ PRIVATE_SYNC_FENCE,
/* last private type */
PRIVATE_LAST,
diff --git a/miext/sync/misync.c b/miext/sync/misync.c
index 344810f56..bcc68a2bb 100644
--- a/miext/sync/misync.c
+++ b/miext/sync/misync.c
@@ -21,5 +21,181 @@
* DEALINGS IN THE SOFTWARE.
*/
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "scrnintstr.h"
#include "misync.h"
#include "misyncstr.h"
+
+static DevPrivateKeyRec syncScreenPrivateKeyRec;
+static DevPrivateKey syncScreenPrivateKey = &syncScreenPrivateKeyRec;
+
+#define SYNC_SCREEN_PRIV(pScreen) \
+ (SyncScreenPrivPtr) dixLookupPrivate(&pScreen->devPrivates, \
+ syncScreenPrivateKey)
+
+typedef struct _syncScreenPriv {
+ /* Wrappable sync-specific screen functions */
+ SyncScreenFuncsRec funcs;
+
+ /* Wrapped screen functions */
+ CloseScreenProcPtr CloseScreen;
+} SyncScreenPrivRec, *SyncScreenPrivPtr;
+
+/* Default implementations of the sync screen functions */
+void
+miSyncScreenCreateFence(ScreenPtr pScreen, SyncFence* pFence,
+ Bool initially_triggered)
+{
+ (void)pScreen;
+
+ pFence->triggered = initially_triggered;
+}
+
+void miSyncScreenDestroyFence(ScreenPtr pScreen, SyncFence* pFence)
+{
+ (void)pScreen;
+ (void)pFence;
+}
+
+/* Default implementations of the per-object functions */
+static void
+miSyncFenceSetTriggered(SyncFence* pFence)
+{
+ pFence->triggered = TRUE;
+}
+
+static void
+miSyncFenceReset(SyncFence* pFence)
+{
+ pFence->triggered = FALSE;
+}
+
+static Bool
+miSyncFenceCheckTriggered(SyncFence* pFence)
+{
+ return pFence->triggered;
+}
+
+static void
+miSyncFenceAddTrigger(SyncTrigger* pTrigger)
+{
+ (void)pTrigger;
+
+ return;
+}
+
+static void
+miSyncFenceDeleteTrigger(SyncTrigger* pTrigger)
+{
+ (void)pTrigger;
+
+ return;
+}
+
+/* Machine independent portion of the fence sync object implementation */
+void
+miSyncInitFence(ScreenPtr pScreen, SyncFence* pFence, Bool initially_triggered)
+{
+ SyncScreenPrivPtr pScreenPriv = SYNC_SCREEN_PRIV(pScreen);
+ static const SyncFenceFuncsRec miSyncFenceFuncs = {
+ &miSyncFenceSetTriggered,
+ &miSyncFenceReset,
+ &miSyncFenceCheckTriggered,
+ &miSyncFenceAddTrigger,
+ &miSyncFenceDeleteTrigger
+ };
+
+ pFence->pScreen = pScreen;
+ pFence->funcs = miSyncFenceFuncs;
+
+ pScreenPriv->funcs.CreateFence(pScreen, pFence, initially_triggered);
+}
+
+void
+miSyncDestroyFence(SyncFence* pFence)
+{
+ ScreenPtr pScreen = pFence->pScreen;
+ SyncScreenPrivPtr pScreenPriv = SYNC_SCREEN_PRIV(pScreen);
+ SyncTriggerList *ptl, *pNext;
+
+ pFence->sync.beingDestroyed = TRUE;
+ /* tell all the fence's triggers that the counter has been destroyed */
+ for (ptl = pFence->sync.pTriglist; ptl; ptl = pNext)
+ {
+ (*ptl->pTrigger->CounterDestroyed)(ptl->pTrigger);
+ pNext = ptl->next;
+ free(ptl); /* destroy the trigger list as we go */
+ }
+
+ pScreenPriv->funcs.DestroyFence(pScreen, pFence);
+
+ dixFreeObjectWithPrivates(pFence, PRIVATE_SYNC_FENCE);
+}
+
+void
+miSyncTriggerFence(SyncFence* pFence)
+{
+ SyncTriggerList *ptl, *pNext;
+ CARD64 unused;
+
+ pFence->funcs.SetTriggered(pFence);
+
+ XSyncIntToValue(&unused, 0L);
+
+ /* run through triggers to see if any fired */
+ for (ptl = pFence->sync.pTriglist; ptl; ptl = pNext)
+ {
+ pNext = ptl->next;
+ if ((*ptl->pTrigger->CheckTrigger)(ptl->pTrigger, unused))
+ (*ptl->pTrigger->TriggerFired)(ptl->pTrigger);
+ }
+}
+
+SyncScreenFuncsPtr miSyncGetScreenFuncs(ScreenPtr pScreen)
+{
+ SyncScreenPrivPtr pScreenPriv = SYNC_SCREEN_PRIV(pScreen);
+
+ return &pScreenPriv->funcs;
+}
+
+static Bool
+SyncCloseScreen (int i, ScreenPtr pScreen)
+{
+ SyncScreenPrivPtr pScreenPriv = SYNC_SCREEN_PRIV(pScreen);
+
+ pScreen->CloseScreen = pScreenPriv->CloseScreen;
+ free(pScreenPriv);
+
+ return (*pScreen->CloseScreen) (i, pScreen);
+}
+
+Bool
+miSyncSetup(ScreenPtr pScreen)
+{
+ SyncScreenPrivPtr pScreenPriv;
+
+ static const SyncScreenFuncsRec miSyncScreenFuncs = {
+ &miSyncScreenCreateFence,
+ &miSyncScreenDestroyFence
+ };
+
+ if (dixPrivateKeyRegistered(syncScreenPrivateKey))
+ return TRUE;
+
+ if (!dixRegisterPrivateKey(syncScreenPrivateKey, PRIVATE_SCREEN,
+ sizeof(SyncScreenPrivRec)))
+ return FALSE;
+
+ pScreenPriv = SYNC_SCREEN_PRIV(pScreen);
+
+ pScreenPriv->funcs = miSyncScreenFuncs;
+
+ /* Wrap CloseScreen to clean up */
+ pScreenPriv->CloseScreen = pScreen->CloseScreen;
+ pScreen->CloseScreen = SyncCloseScreen;
+
+ return TRUE;
+}
diff --git a/miext/sync/misync.h b/miext/sync/misync.h
index c66be8d82..1c82ea516 100644
--- a/miext/sync/misync.h
+++ b/miext/sync/misync.h
@@ -28,4 +28,50 @@
#ifndef _MISYNC_H_
#define _MISYNC_H_
+typedef struct _SyncFence SyncFence;
+typedef struct _SyncTrigger SyncTrigger;
+
+typedef void (*SyncScreenCreateFenceFunc) (ScreenPtr pScreen,
+ SyncFence* pFence,
+ Bool initially_triggered);
+typedef void (*SyncScreenDestroyFenceFunc) (ScreenPtr pScreen,
+ SyncFence* pFence);
+
+typedef struct _syncScreenFuncs {
+ SyncScreenCreateFenceFunc CreateFence;
+ SyncScreenDestroyFenceFunc DestroyFence;
+} SyncScreenFuncsRec, *SyncScreenFuncsPtr;
+
+extern _X_EXPORT void
+miSyncScreenCreateFence(ScreenPtr pScreen, SyncFence* pFence,
+ Bool initially_triggered);
+extern _X_EXPORT void
+miSyncScreenDestroyFence(ScreenPtr pScreen, SyncFence* pFence);
+
+typedef void (*SyncFenceSetTriggeredFunc) (SyncFence* pFence);
+typedef void (*SyncFenceResetFunc) (SyncFence* pFence);
+typedef Bool (*SyncFenceCheckTriggeredFunc) (SyncFence* pFence);
+typedef void (*SyncFenceAddTriggerFunc) (SyncTrigger* pTrigger);
+typedef void (*SyncFenceDeleteTriggerFunc) (SyncTrigger* pTrigger);
+
+typedef struct _syncFenceFuncs {
+ SyncFenceSetTriggeredFunc SetTriggered;
+ SyncFenceResetFunc Reset;
+ SyncFenceCheckTriggeredFunc CheckTriggered;
+ SyncFenceAddTriggerFunc AddTrigger;
+ SyncFenceDeleteTriggerFunc DeleteTrigger;
+} SyncFenceFuncsRec, *SyncFenceFuncsPtr;
+
+extern _X_EXPORT void
+miSyncInitFence(ScreenPtr pScreen, SyncFence* pFence, Bool initially_triggered);
+extern _X_EXPORT void
+miSyncDestroyFence(SyncFence* pFence);
+extern _X_EXPORT void
+miSyncTriggerFence(SyncFence* pFence);
+
+extern _X_EXPORT SyncScreenFuncsPtr
+miSyncGetScreenFuncs(ScreenPtr pScreen);
+extern _X_EXPORT Bool
+miSyncSetup(ScreenPtr pScreen);
+
#endif /* _MISYNC_H_ */
diff --git a/miext/sync/misyncstr.h b/miext/sync/misyncstr.h
index eecf04f00..40a865c9c 100644
--- a/miext/sync/misyncstr.h
+++ b/miext/sync/misyncstr.h
@@ -35,6 +35,7 @@
/* Sync object types */
#define SYNC_COUNTER 0
+#define SYNC_FENCE 1
typedef struct _SyncObject {
ClientPtr client; /* Owning client. 0 for system counters */
@@ -50,7 +51,15 @@ typedef struct _SyncCounter {
struct _SysCounterInfo *pSysCounterInfo; /* NULL if not a system counter */
} SyncCounter;
-typedef struct _SyncTrigger {
+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 */
@@ -66,7 +75,7 @@ typedef struct _SyncTrigger {
void (*CounterDestroyed)(
struct _SyncTrigger * /*pTrigger*/
);
-} SyncTrigger;
+};
typedef struct _SyncTriggerList {
SyncTrigger *pTrigger;
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 13:20:12 +0000