diff --git a/xf86drm.c b/xf86drm.c
index 6ea01129..8a327170 100644
--- a/xf86drm.c
+++ b/xf86drm.c
@@ -4225,3 +4225,25 @@ int drmSyncobjExportSyncFile(int fd, uint32_t handle, int *sync_file_fd)
     *sync_file_fd = args.fd;
     return 0;
 }
+
+int drmSyncobjWait(int fd, uint32_t *handles, unsigned num_handles,
+		   int64_t timeout_nsec, unsigned flags,
+		   uint32_t *first_signaled)
+{
+	struct drm_syncobj_wait args;
+	int ret;
+
+	memclear(args);
+	args.handles = (intptr_t)handles;
+	args.timeout_nsec = timeout_nsec;
+	args.count_handles = num_handles;
+	args.flags = flags;
+
+	ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_WAIT, &args);
+	if (ret < 0)
+		return ret;
+
+	if (first_signaled)
+		*first_signaled = args.first_signaled;
+	return ret;
+}
diff --git a/xf86drm.h b/xf86drm.h
index 2855a3ee..ea650eff 100644
--- a/xf86drm.h
+++ b/xf86drm.h
@@ -860,6 +860,9 @@ extern int drmSyncobjFDToHandle(int fd, int obj_fd, uint32_t *handle);
 
 extern int drmSyncobjImportSyncFile(int fd, uint32_t handle, int sync_file_fd);
 extern int drmSyncobjExportSyncFile(int fd, uint32_t handle, int *sync_file_fd);
+extern int drmSyncobjWait(int fd, uint32_t *handles, unsigned num_handles,
+			  int64_t timeout_nsec, unsigned flags,
+			  uint32_t *first_signaled);
 
 #if defined(__cplusplus)
 }