svga: Add svga driver

1 files changed, 95 insertions, 0 deletions

diff --git a/src/gallium/drivers/svga/svga_screen.h b/src/gallium/drivers/svga/svga_screen.h
new file mode 100644
index 00000000000..b94ca7fc1ca
--- /dev/null
+++ b/src/gallium/drivers/svga/svga_screen.h
@@ -0,0 +1,95 @@
+/**********************************************************
+ * Copyright 2008-2009 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 SVGA_SCREEN_H
+#define SVGA_SCREEN_H
+
+
+#include "pipe/p_screen.h"
+#include "pipe/p_thread.h"
+
+#include "util/u_double_list.h"
+
+#include "svga_screen_cache.h"
+
+
+struct svga_winsys_screen;
+struct svga_winsys_context;
+struct SVGACmdMemory;
+
+#define SVGA_COMBINE_USERBUFFERS 1
+
+/**
+ * Subclass of pipe_screen
+ */
+struct svga_screen
+{
+   struct pipe_screen screen;
+   struct svga_winsys_screen *sws;
+
+   unsigned use_ps30;
+   unsigned use_vs30;
+   
+   struct {
+      boolean force_level_surface_view;
+      boolean force_surface_view;
+      boolean no_surface_view;
+      boolean force_sampler_view;
+      boolean no_sampler_view;
+   } debug;
+
+   /* The screen needs its own context */
+   struct svga_winsys_context *swc;
+   struct SVGACmdMemory *fifo;
+
+   unsigned texture_timestamp;
+   pipe_mutex tex_mutex; 
+   pipe_mutex swc_mutex; /* Protects the use of swc and dirty_buffers */
+   
+   /** 
+    * List of buffers with cached GMR. Ordered from the most recently used to
+    * the least recently used 
+    */
+   struct list_head cached_buffers;
+   
+   struct svga_host_surface_cache cache;
+};
+
+#ifndef DEBUG
+/** cast wrapper */
+static INLINE struct svga_screen *
+svga_screen(struct pipe_screen *pscreen)
+{
+   return (struct svga_screen *) pscreen;
+}
+#else
+struct svga_screen *
+svga_screen(struct pipe_screen *screen);
+#endif
+
+void svga_screen_flush( struct svga_screen *svga_screen, 
+                        struct pipe_fence_handle **pfence );
+
+#endif /* SVGA_SCREEN_H */