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-rw-r--r--src/gallium/include/pipe/p_defines.h1
-rw-r--r--src/gallium/include/state_tracker/drm_api.h33
2 files changed, 34 insertions, 0 deletions
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 5c6a92b53bc..4f0b301f317 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -204,6 +204,7 @@ enum pipe_texture_target {
#define PIPE_BUFFER_USAGE_VERTEX (1 << 5)
#define PIPE_BUFFER_USAGE_INDEX (1 << 6)
#define PIPE_BUFFER_USAGE_CONSTANT (1 << 7)
+#define PIPE_BUFFER_USAGE_DISCARD (1 << 8)
/** Pipe driver custom usage flags should be greater or equal to this value */
#define PIPE_BUFFER_USAGE_CUSTOM (1 << 16)
diff --git a/src/gallium/include/state_tracker/drm_api.h b/src/gallium/include/state_tracker/drm_api.h
new file mode 100644
index 00000000000..54480fa0477
--- /dev/null
+++ b/src/gallium/include/state_tracker/drm_api.h
@@ -0,0 +1,33 @@
+
+#ifndef _DRM_API_H_
+#define _DRM_API_H_
+
+struct pipe_screen;
+struct pipe_winsys;
+struct pipe_context;
+
+struct drm_api
+{
+ /**
+ * Special buffer function
+ */
+ /*@{*/
+ struct pipe_screen* (*create_screen)(int drmFB, int pciID);
+ struct pipe_context* (*create_context)(struct pipe_screen *screen);
+ /*@}*/
+
+ /**
+ * Special buffer function
+ */
+ /*@{*/
+ struct pipe_buffer* (*buffer_from_handle)(struct pipe_winsys *winsys, const char *name, unsigned handle);
+ unsigned (*handle_from_buffer)(struct pipe_winsys *winsys, struct pipe_buffer *buffer);
+ /*@}*/
+};
+
+/**
+ * A driver needs to export this symbol
+ */
+extern struct drm_api drm_api_hocks;
+
+#endif