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-rw-r--r--miext/sync/Makefile.am3
-rw-r--r--miext/sync/misync.c29
-rw-r--r--miext/sync/misync.h21
-rw-r--r--miext/sync/misyncshm.c176
-rw-r--r--miext/sync/misyncshm.h28
-rw-r--r--miext/sync/misyncstr.h15
6 files changed, 250 insertions, 22 deletions
diff --git a/miext/sync/Makefile.am b/miext/sync/Makefile.am
index 9aa1ba5d5..e25ceacb0 100644
--- a/miext/sync/Makefile.am
+++ b/miext/sync/Makefile.am
@@ -5,10 +5,11 @@ AM_CFLAGS = $(DIX_CFLAGS)
AM_CPPFLAGS =
if XORG
-sdk_HEADERS = misync.h misyncstr.h
+sdk_HEADERS = misync.h misyncstr.h misyncshm.h
endif
libsync_la_SOURCES = \
misync.c \
misync.h \
+ misyncshm.c \
misyncstr.h
diff --git a/miext/sync/misync.c b/miext/sync/misync.c
index f38054754..3d03d1b59 100644
--- a/miext/sync/misync.c
+++ b/miext/sync/misync.c
@@ -29,20 +29,7 @@
#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;
+DevPrivateKeyRec miSyncScreenPrivateKey;
/* Default implementations of the sync screen functions */
void
@@ -62,25 +49,25 @@ miSyncScreenDestroyFence(ScreenPtr pScreen, SyncFence * pFence)
}
/* Default implementations of the per-object functions */
-static void
+void
miSyncFenceSetTriggered(SyncFence * pFence)
{
pFence->triggered = TRUE;
}
-static void
+void
miSyncFenceReset(SyncFence * pFence)
{
pFence->triggered = FALSE;
}
-static Bool
+Bool
miSyncFenceCheckTriggered(SyncFence * pFence)
{
return pFence->triggered;
}
-static void
+void
miSyncFenceAddTrigger(SyncTrigger * pTrigger)
{
(void) pTrigger;
@@ -88,7 +75,7 @@ miSyncFenceAddTrigger(SyncTrigger * pTrigger)
return;
}
-static void
+void
miSyncFenceDeleteTrigger(SyncTrigger * pTrigger)
{
(void) pTrigger;
@@ -182,8 +169,8 @@ miSyncSetup(ScreenPtr pScreen)
&miSyncScreenDestroyFence
};
- if (!dixPrivateKeyRegistered(syncScreenPrivateKey)) {
- if (!dixRegisterPrivateKey(syncScreenPrivateKey, PRIVATE_SCREEN,
+ if (!dixPrivateKeyRegistered(&miSyncScreenPrivateKey)) {
+ if (!dixRegisterPrivateKey(&miSyncScreenPrivateKey, PRIVATE_SCREEN,
sizeof(SyncScreenPrivRec)))
return FALSE;
}
diff --git a/miext/sync/misync.h b/miext/sync/misync.h
index deebb82bc..f63ec2b82 100644
--- a/miext/sync/misync.h
+++ b/miext/sync/misync.h
@@ -76,4 +76,25 @@ extern _X_EXPORT SyncScreenFuncsPtr miSyncGetScreenFuncs(ScreenPtr pScreen);
extern _X_EXPORT Bool
miSyncSetup(ScreenPtr pScreen);
+Bool
+miSyncFenceCheckTriggered(SyncFence * pFence);
+
+void
+miSyncFenceSetTriggered(SyncFence * pFence);
+
+void
+miSyncFenceReset(SyncFence * pFence);
+
+void
+miSyncFenceAddTrigger(SyncTrigger * pTrigger);
+
+void
+miSyncFenceDeleteTrigger(SyncTrigger * pTrigger);
+
+int
+miSyncInitFenceFromFD(DrawablePtr pDraw, SyncFence *pFence, int fd, BOOL initially_triggered);
+
+int
+miSyncFDFromFence(DrawablePtr pDraw, SyncFence *pFence);
+
#endif /* _MISYNC_H_ */
diff --git a/miext/sync/misyncshm.c b/miext/sync/misyncshm.c
new file mode 100644
index 000000000..ddd15ae49
--- /dev/null
+++ b/miext/sync/misyncshm.c
@@ -0,0 +1,176 @@
+/*
+ * Copyright © 2013 Keith Packard
+ *
+ * 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, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS 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.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "scrnintstr.h"
+#include "misync.h"
+#include "misyncstr.h"
+#include "misyncshm.h"
+#include "pixmapstr.h"
+#include <sys/mman.h>
+#include <unistd.h>
+#include <X11/xshmfence.h>
+
+static DevPrivateKeyRec syncShmFencePrivateKey;
+
+typedef struct _SyncShmFencePrivate {
+ int32_t *fence;
+ int fd;
+} SyncShmFencePrivateRec, *SyncShmFencePrivatePtr;
+
+#define SYNC_FENCE_PRIV(pFence) \
+ (SyncShmFencePrivatePtr) dixLookupPrivate(&pFence->devPrivates, &syncShmFencePrivateKey)
+
+static void
+miSyncShmFenceSetTriggered(SyncFence * pFence)
+{
+ SyncShmFencePrivatePtr pPriv = SYNC_FENCE_PRIV(pFence);
+
+ if (pPriv->fence)
+ xshmfence_trigger(pPriv->fence);
+ miSyncFenceSetTriggered(pFence);
+}
+
+static void
+miSyncShmFenceReset(SyncFence * pFence)
+{
+ SyncShmFencePrivatePtr pPriv = SYNC_FENCE_PRIV(pFence);
+
+ if (pPriv->fence)
+ xshmfence_reset(pPriv->fence);
+ miSyncFenceReset(pFence);
+}
+
+static Bool
+miSyncShmFenceCheckTriggered(SyncFence * pFence)
+{
+ SyncShmFencePrivatePtr pPriv = SYNC_FENCE_PRIV(pFence);
+
+ if (pPriv->fence)
+ return xshmfence_query(pPriv->fence);
+ else
+ return miSyncFenceCheckTriggered(pFence);
+}
+
+static void
+miSyncShmFenceAddTrigger(SyncTrigger * pTrigger)
+{
+ miSyncFenceAddTrigger(pTrigger);
+}
+
+static void
+miSyncShmFenceDeleteTrigger(SyncTrigger * pTrigger)
+{
+ miSyncFenceDeleteTrigger(pTrigger);
+}
+
+static const SyncFenceFuncsRec miSyncShmFenceFuncs = {
+ &miSyncShmFenceSetTriggered,
+ &miSyncShmFenceReset,
+ &miSyncShmFenceCheckTriggered,
+ &miSyncShmFenceAddTrigger,
+ &miSyncShmFenceDeleteTrigger
+};
+
+static void
+miSyncShmScreenCreateFence(ScreenPtr pScreen, SyncFence * pFence,
+ Bool initially_triggered)
+{
+ SyncShmFencePrivatePtr pPriv = SYNC_FENCE_PRIV(pFence);
+
+ pPriv->fence = NULL;
+ miSyncScreenCreateFence(pScreen, pFence, initially_triggered);
+ pFence->funcs = miSyncShmFenceFuncs;
+}
+
+static void
+miSyncShmScreenDestroyFence(ScreenPtr pScreen, SyncFence * pFence)
+{
+ SyncShmFencePrivatePtr pPriv = SYNC_FENCE_PRIV(pFence);
+
+ if (pPriv->fence) {
+ xshmfence_trigger(pPriv->fence);
+ xshmfence_unmap_shm(pPriv->fence);
+ close(pPriv->fd);
+ }
+ miSyncScreenDestroyFence(pScreen, pFence);
+}
+
+int
+miSyncInitFenceFromFD(DrawablePtr pDraw, SyncFence *pFence, int fd, BOOL initially_triggered)
+
+{
+ SyncShmFencePrivatePtr pPriv = SYNC_FENCE_PRIV(pFence);
+
+ miSyncInitFence(pDraw->pScreen, pFence, initially_triggered);
+
+ pPriv->fence = xshmfence_map_shm(fd);
+ if (pPriv->fence) {
+ pPriv->fd = fd;
+ return Success;
+ }
+ else
+ close(fd);
+ return BadValue;
+}
+
+int
+miSyncFDFromFence(DrawablePtr pDraw, SyncFence *pFence)
+{
+ SyncShmFencePrivatePtr pPriv = SYNC_FENCE_PRIV(pFence);
+
+ if (!pPriv->fence) {
+ pPriv->fd = xshmfence_alloc_shm();
+ if (pPriv->fd < 0)
+ return -1;
+ pPriv->fence = xshmfence_map_shm(pPriv->fd);
+ if (!pPriv->fence) {
+ close (pPriv->fd);
+ return -1;
+ }
+ }
+ return pPriv->fd;
+}
+
+_X_EXPORT Bool miSyncShmScreenInit(ScreenPtr pScreen)
+{
+ SyncScreenFuncsPtr funcs;
+
+ if (!miSyncSetup(pScreen))
+ return FALSE;
+
+ if (!dixPrivateKeyRegistered(&syncShmFencePrivateKey)) {
+ if (!dixRegisterPrivateKey(&syncShmFencePrivateKey, PRIVATE_SYNC_FENCE,
+ sizeof(SyncShmFencePrivateRec)))
+ return FALSE;
+ }
+
+ funcs = miSyncGetScreenFuncs(pScreen);
+
+ funcs->CreateFence = miSyncShmScreenCreateFence;
+ funcs->DestroyFence = miSyncShmScreenDestroyFence;
+ return TRUE;
+}
+
diff --git a/miext/sync/misyncshm.h b/miext/sync/misyncshm.h
new file mode 100644
index 000000000..4edbb50c3
--- /dev/null
+++ b/miext/sync/misyncshm.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright © 2013 Keith Packard
+ *
+ * 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, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS 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 _MISYNCSHM_H_
+#define _MISYNCSYM_H_
+
+extern _X_EXPORT Bool miSyncShmScreenInit(ScreenPtr pScreen);
+
+#endif /* _MISYNCSHM_H_ */
diff --git a/miext/sync/misyncstr.h b/miext/sync/misyncstr.h
index e19256fee..b5bf6fd91 100644
--- a/miext/sync/misyncstr.h
+++ b/miext/sync/misyncstr.h
@@ -29,6 +29,7 @@
#define _MISYNCSTR_H_
#include "dix.h"
+#include "scrnintstr.h"
#include <X11/extensions/syncconst.h>
#define CARD64 XSyncValue /* XXX temporary! need real 64 bit values for Alpha */
@@ -79,4 +80,18 @@ typedef struct _SyncTriggerList {
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_ */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-04 08:27:18 +0000