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Diffstat (limited to 'src/gallium/winsys/drm/vmware/core/vmw_fence.c')
-rw-r--r--src/gallium/winsys/drm/vmware/core/vmw_fence.c108
1 files changed, 108 insertions, 0 deletions
diff --git a/src/gallium/winsys/drm/vmware/core/vmw_fence.c b/src/gallium/winsys/drm/vmware/core/vmw_fence.c
new file mode 100644
index 00000000000..873dd51166c
--- /dev/null
+++ b/src/gallium/winsys/drm/vmware/core/vmw_fence.c
@@ -0,0 +1,108 @@
+/**********************************************************
+ * 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.
+ *
+ **********************************************************/
+
+
+#include "util/u_memory.h"
+#include "pipebuffer/pb_buffer_fenced.h"
+
+#include "vmw_screen.h"
+#include "vmw_fence.h"
+
+
+
+struct vmw_fence_ops
+{
+ struct pb_fence_ops base;
+
+ struct vmw_winsys_screen *vws;
+};
+
+
+static INLINE struct vmw_fence_ops *
+vmw_fence_ops(struct pb_fence_ops *ops)
+{
+ assert(ops);
+ return (struct vmw_fence_ops *)ops;
+}
+
+
+static void
+vmw_fence_ops_fence_reference(struct pb_fence_ops *ops,
+ struct pipe_fence_handle **ptr,
+ struct pipe_fence_handle *fence)
+{
+ *ptr = fence;
+}
+
+
+static int
+vmw_fence_ops_fence_signalled(struct pb_fence_ops *ops,
+ struct pipe_fence_handle *fence,
+ unsigned flag)
+{
+ struct vmw_winsys_screen *vws = vmw_fence_ops(ops)->vws;
+ (void)flag;
+ return vmw_ioctl_fence_signalled(vws, vmw_fence(fence));
+}
+
+
+static int
+vmw_fence_ops_fence_finish(struct pb_fence_ops *ops,
+ struct pipe_fence_handle *fence,
+ unsigned flag)
+{
+ struct vmw_winsys_screen *vws = vmw_fence_ops(ops)->vws;
+ (void)flag;
+ return vmw_ioctl_fence_finish(vws, vmw_fence(fence));
+}
+
+
+static void
+vmw_fence_ops_destroy(struct pb_fence_ops *ops)
+{
+ FREE(ops);
+}
+
+
+struct pb_fence_ops *
+vmw_fence_ops_create(struct vmw_winsys_screen *vws)
+{
+ struct vmw_fence_ops *ops;
+
+ ops = CALLOC_STRUCT(vmw_fence_ops);
+ if(!ops)
+ return NULL;
+
+ ops->base.destroy = &vmw_fence_ops_destroy;
+ ops->base.fence_reference = &vmw_fence_ops_fence_reference;
+ ops->base.fence_signalled = &vmw_fence_ops_fence_signalled;
+ ops->base.fence_finish = &vmw_fence_ops_fence_finish;
+
+ ops->vws = vws;
+
+ return &ops->base;
+}
+
+