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Diffstat (limited to 'src/gallium/winsys/svga/drm/vmw_fence.h')
-rw-r--r--src/gallium/winsys/svga/drm/vmw_fence.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/src/gallium/winsys/svga/drm/vmw_fence.h b/src/gallium/winsys/svga/drm/vmw_fence.h
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index 0000000000..5357b4f61d
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+++ b/src/gallium/winsys/svga/drm/vmw_fence.h
@@ -0,0 +1,59 @@
+/**********************************************************
+ * Copyright 2009 VMware, Inc. All rights reserved.
+ *
+ * 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 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 VMW_FENCE_H_
+#define VMW_FENCE_H_
+
+
+#include "pipe/p_compiler.h"
+
+
+struct pipe_fence_handle;
+struct pb_fence_ops;
+struct vmw_winsys_screen;
+
+
+/** Cast from a pipe_fence_handle pointer into a SVGA fence */
+static INLINE uint32_t
+vmw_fence( struct pipe_fence_handle *fence )
+{
+ return (uint32_t)(uintptr_t)fence;
+}
+
+
+/** Cast from a SVGA fence number to pipe_fence_handle pointer */
+static INLINE struct pipe_fence_handle *
+vmw_pipe_fence( uint32_t fence )
+{
+ return (struct pipe_fence_handle *)(uintptr_t)fence;
+}
+
+
+struct pb_fence_ops *
+vmw_fence_ops_create(struct vmw_winsys_screen *vws);
+
+
+#endif /* VMW_FENCE_H_ */