radeon: radeon util library

1 files changed, 102 insertions, 0 deletions

diff --git a/libdrm/radeon/radeon_bo.h b/libdrm/radeon/radeon_bo.h
new file mode 100644
index 00000000..67c75262
--- /dev/null
+++ b/libdrm/radeon/radeon_bo.h
@@ -0,0 +1,102 @@
+/* 
+ * Copyright © 2008 Jérôme Glisse
+ * 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ */
+/*
+ * Authors:
+ *      Jérôme Glisse <glisse@freedesktop.org>
+ */
+#ifndef RADEON_BO_H
+#define RADEON_BO_H
+
+#include <stdint.h>
+
+/* bo object */
+#define RADEON_BO_FLAGS_MACRO_TILE  1
+#define RADEON_BO_FLAGS_MICRO_TILE  2
+
+struct radeon_bo_manager;
+
+struct radeon_bo {
+    uint32_t                    alignment;
+    uint32_t                    handle;
+    uint32_t                    size;
+    uint32_t                    flags;
+    void                        *ptr;
+    struct radeon_bo_manager    *bom;
+};
+
+/* bo functions */
+struct radeon_bo_funcs {
+    struct radeon_bo *(*bo_open)(struct radeon_bo_manager *bom,
+                                 uint32_t handle,
+                                 uint32_t size,
+                                 uint32_t alignment,
+                                 uint32_t flags);
+    void (*bo_close)(struct radeon_bo *bo);
+    void (*bo_pin)(struct radeon_bo *bo);
+    void (*bo_unpin)(struct radeon_bo *bo);
+    int (*bo_map)(struct radeon_bo *bo, unsigned int flags);
+    int (*bo_unmap)(struct radeon_bo *bo);
+};
+
+struct radeon_bo_manager {
+    struct radeon_bo_funcs  *funcs;
+    int                     fd;
+};
+
+static inline struct radeon_bo *radeon_bo_open(struct radeon_bo_manager *bom,
+                                               uint32_t handle,
+                                               uint32_t size,
+                                               uint32_t alignment,
+                                               uint32_t flags)
+{
+    return bom->funcs->bo_open(bom, handle, size, alignment, flags);
+}
+
+static inline void radeon_bo_close(struct radeon_bo *bo)
+{
+    return bo->bom->funcs->bo_close(bo);
+}
+
+static inline void radeon_bo_pin(struct radeon_bo *bo)
+{
+    return bo->bom->funcs->bo_pin(bo);
+}
+
+static inline void radeon_bo_unpin(struct radeon_bo *bo)
+{
+    return bo->bom->funcs->bo_unpin(bo);
+}
+
+static inline int radeon_bo_map(struct radeon_bo *bo, unsigned int flags)
+{
+    return bo->bom->funcs->bo_map(bo, flags);
+}
+
+static inline int radeon_bo_unmap(struct radeon_bo *bo)
+{
+    return bo->bom->funcs->bo_unmap(bo);
+}
+
+#endif