Defines the protocol for creation and basic
management of binary state sync objects.
The following operations are defined:
-Creation
-Destruction
-Trigger
-Reset
Signed-off-by: James Jones <jajo...@nvidia.com>
Reviewed-by: Aaron Plattner <aplatt...@nvidia.com>
---
syncconst.h | 6 ++++--
syncproto.h | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 60 insertions(+), 2 deletions(-)
diff --git a/syncconst.h b/syncconst.h
index 926b60c..3acc387 100644
--- a/syncconst.h
+++ b/syncconst.h
@@ -54,7 +54,7 @@ PERFORMANCE OF THIS SOFTWARE.
#define SYNC_NAME "SYNC"
#define SYNC_MAJOR_VERSION 3
-#define SYNC_MINOR_VERSION 0
+#define SYNC_MINOR_VERSION 1
#define XSyncCounterNotify 0
@@ -65,7 +65,8 @@ PERFORMANCE OF THIS SOFTWARE.
#define XSyncBadCounter 0L
#define XSyncBadAlarm 1L
-#define XSyncNumberErrors (XSyncBadAlarm + 1)
+#define XSyncBadFence 2L
+#define XSyncNumberErrors (XSyncBadFence + 1)
/*
* Flags for Alarm Attributes
@@ -172,6 +173,7 @@ typedef enum {
typedef XID XSyncCounter;
typedef XID XSyncAlarm;
+typedef XID XSyncFence;
typedef struct _XSyncValue {
int hi;
unsigned int lo;
diff --git a/syncproto.h b/syncproto.h
index 13b53d5..c38ea84 100644
--- a/syncproto.h
+++ b/syncproto.h
@@ -67,6 +67,10 @@ PERFORMANCE OF THIS SOFTWARE.
#define X_SyncDestroyAlarm 11
#define X_SyncSetPriority 12
#define X_SyncGetPriority 13
+#define X_SyncCreateFence 14
+#define X_SyncTriggerFence 15
+#define X_SyncResetFence 16
+#define X_SyncDestroyFence 17
/* cover up types from sync.h to make sure they're the right size for
* protocol packaging. These will be undef'ed after all the protocol
@@ -74,6 +78,8 @@ PERFORMANCE OF THIS SOFTWARE.
*/
#define XSyncCounter CARD32
#define XSyncAlarm CARD32
+#define XSyncFence CARD32
+#define Drawable CARD32
/*
* Initialize
@@ -337,6 +343,54 @@ typedef struct {
#define sz_xSyncGetPriorityReply 32
/*
+ * Create Fence
+ */
+typedef struct _xSyncCreateFenceReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ Drawable d B32;
+ XSyncFence fid B32;
+ BOOL initially_triggered;
+ CARD8 pad0;
+ CARD16 pad1;
+} xSyncCreateFenceReq;
+#define sz_xSyncCreateFenceReq 16
+
+/*
+ * Put a fence object in the "triggered" state.
+ */
+typedef struct _xSyncTriggerFenceReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncFence fid B32;
+} xSyncTriggerFenceReq;
+#define sz_xSyncTriggerFenceReq 8
+
+/*
+ * Put a fence in the "untriggered" state.
+ */
+typedef struct _xSyncResetFenceReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncFence fid B32;
+} xSyncResetFenceReq;
+#define sz_xSyncResetFenceReq 8
+
+/*
+ * Destroy a fence object
+ */
+typedef struct _xSyncDestroyFenceReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncFence fid B32;
+} xSyncDestroyFenceReq;
+#define sz_xSyncDestroyFenceReq 8
+
+/*
* Events
*/
@@ -373,6 +427,8 @@ typedef struct _xSyncAlarmNotifyEvent {
#undef XSyncCounter
#undef XSyncAlarm
+#undef XSyncFence
+#undef Drawable
#endif /* _SYNCPROTO_H_ */
--
1.7.1
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