1 files changed, 74 insertions, 0 deletions
diff --git a/src/gallium/winsys/drm/intel/gem/intel_be_device.h b/src/gallium/winsys/drm/intel/gem/intel_be_device.h
new file mode 100644
index 0000000000..96e94c47e7
--- /dev/null
+++ b/src/gallium/winsys/drm/intel/gem/intel_be_device.h
@@ -0,0 +1,74 @@
+
+#ifndef INTEL_DRM_DEVICE_H
+#define INTEL_DRM_DEVICE_H
+
+#include "pipe/p_winsys.h"
+#include "pipe/p_context.h"
+
+#include "drm.h"
+#include "intel_bufmgr.h"
+
+/*
+ * Device
+ */
+
+struct intel_be_device
+{
+	struct pipe_winsys base;
+
+	int fd; /**< Drm file discriptor */
+
+	size_t max_batch_size;
+	size_t max_vertex_size;
+
+	struct {
+		drm_intel_bufmgr *gem;
+	} pools;
+};
+
+boolean
+intel_be_init_device(struct intel_be_device *device, int fd, unsigned id);
+
+void
+intel_be_destroy_device(struct intel_be_device *dev);
+
+/*
+ * Buffer
+ */
+
+struct intel_be_buffer {
+	struct pipe_buffer base;
+	drm_intel_bo *bo;
+};
+
+/**
+ * Create a be buffer from a drm bo handle.
+ *
+ * Takes a reference.
+ */
+struct pipe_buffer *
+intel_be_buffer_from_handle(struct pipe_winsys *winsys,
+                            const char* name, unsigned handle);
+
+/**
+ * Gets a handle from a buffer.
+ *
+ * If buffer is destroyed handle may become invalid.
+ */
+unsigned
+intel_be_handle_from_buffer(struct pipe_winsys *winsys,
+                            struct pipe_buffer *buffer);
+
+static INLINE struct intel_be_buffer *
+intel_be_buffer(struct pipe_buffer *buf)
+{
+	return (struct intel_be_buffer *)buf;
+}
+
+static INLINE drm_intel_bo *
+intel_bo(struct pipe_buffer *buf)
+{
+	return intel_be_buffer(buf)->bo;
+}
+
+#endif