Move libdrm/ up one level

1 files changed, 212 insertions, 0 deletions

diff --git a/intel/intel_bufmgr.h b/intel/intel_bufmgr.h
new file mode 100644
index 000000000000..3801ff31a7f2
--- /dev/null
+++ b/intel/intel_bufmgr.h
@@ -0,0 +1,212 @@
+/*
+ * Copyright © 2008 Intel Corporation
+ *
+ * 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 (including the next
+ * paragraph) 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.
+ *
+ * Authors:
+ *    Eric Anholt <eric@anholt.net>
+ *
+ */
+
+/**
+ * @file intel_bufmgr.h
+ *
+ * Public definitions of Intel-specific bufmgr functions.
+ */
+
+#ifndef INTEL_BUFMGR_H
+#define INTEL_BUFMGR_H
+
+#include <stdint.h>
+
+typedef struct _drm_intel_bufmgr drm_intel_bufmgr;
+typedef struct _drm_intel_bo drm_intel_bo;
+
+struct _drm_intel_bo {
+	/**
+	 * Size in bytes of the buffer object.
+	 *
+	 * The size may be larger than the size originally requested for the
+	 * allocation, such as being aligned to page size.
+	 */
+	unsigned long size;
+
+	/**
+	 * Alignment requirement for object
+	 *
+	 * Used for GTT mapping & pinning the object.
+	 */
+	unsigned long align;
+
+	/**
+	 * Last seen card virtual address (offset from the beginning of the
+	 * aperture) for the object.  This should be used to fill relocation
+	 * entries when calling drm_intel_bo_emit_reloc()
+	 */
+	unsigned long offset;
+
+	/**
+	 * Virtual address for accessing the buffer data.  Only valid while
+	 * mapped.
+	 */
+	void *virtual;
+
+	/** Buffer manager context associated with this buffer object */
+	drm_intel_bufmgr *bufmgr;
+
+	/**
+	 * MM-specific handle for accessing object
+	 */
+	int handle;
+};
+
+#define BO_ALLOC_FOR_RENDER (1<<0)
+
+drm_intel_bo *drm_intel_bo_alloc(drm_intel_bufmgr *bufmgr, const char *name,
+				 unsigned long size, unsigned int alignment);
+drm_intel_bo *drm_intel_bo_alloc_for_render(drm_intel_bufmgr *bufmgr,
+					    const char *name,
+					    unsigned long size,
+					    unsigned int alignment);
+drm_intel_bo *drm_intel_bo_alloc_tiled(drm_intel_bufmgr *bufmgr,
+				       const char *name,
+				       int x, int y, int cpp,
+				       uint32_t *tiling_mode,
+				       unsigned long *pitch,
+				       unsigned long flags);
+void drm_intel_bo_reference(drm_intel_bo *bo);
+void drm_intel_bo_unreference(drm_intel_bo *bo);
+int drm_intel_bo_map(drm_intel_bo *bo, int write_enable);
+int drm_intel_bo_unmap(drm_intel_bo *bo);
+
+int drm_intel_bo_subdata(drm_intel_bo *bo, unsigned long offset,
+			 unsigned long size, const void *data);
+int drm_intel_bo_get_subdata(drm_intel_bo *bo, unsigned long offset,
+			     unsigned long size, void *data);
+void drm_intel_bo_wait_rendering(drm_intel_bo *bo);
+
+void drm_intel_bufmgr_set_debug(drm_intel_bufmgr *bufmgr, int enable_debug);
+void drm_intel_bufmgr_destroy(drm_intel_bufmgr *bufmgr);
+int drm_intel_bo_exec(drm_intel_bo *bo, int used,
+		      drm_clip_rect_t * cliprects, int num_cliprects, int DR4);
+int drm_intel_bufmgr_check_aperture_space(drm_intel_bo ** bo_array, int count);
+
+int drm_intel_bo_emit_reloc(drm_intel_bo *bo, uint32_t offset,
+			    drm_intel_bo *target_bo, uint32_t target_offset,
+			    uint32_t read_domains, uint32_t write_domain);
+int drm_intel_bo_pin(drm_intel_bo *bo, uint32_t alignment);
+int drm_intel_bo_unpin(drm_intel_bo *bo);
+int drm_intel_bo_set_tiling(drm_intel_bo *bo, uint32_t * tiling_mode,
+			    uint32_t stride);
+int drm_intel_bo_get_tiling(drm_intel_bo *bo, uint32_t * tiling_mode,
+			    uint32_t * swizzle_mode);
+int drm_intel_bo_flink(drm_intel_bo *bo, uint32_t * name);
+int drm_intel_bo_busy(drm_intel_bo *bo);
+
+int drm_intel_bo_disable_reuse(drm_intel_bo *bo);
+int drm_intel_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo);
+
+/* drm_intel_bufmgr_gem.c */
+drm_intel_bufmgr *drm_intel_bufmgr_gem_init(int fd, int batch_size);
+drm_intel_bo *drm_intel_bo_gem_create_from_name(drm_intel_bufmgr *bufmgr,
+						const char *name,
+						unsigned int handle);
+void drm_intel_bufmgr_gem_enable_reuse(drm_intel_bufmgr *bufmgr);
+int drm_intel_gem_bo_map_gtt(drm_intel_bo *bo);
+int drm_intel_gem_bo_unmap_gtt(drm_intel_bo *bo);
+void drm_intel_gem_bo_start_gtt_access(drm_intel_bo *bo, int write_enable);
+
+int drm_intel_get_pipe_from_crtc_id(drm_intel_bufmgr *bufmgr, int crtc_id);
+
+/* drm_intel_bufmgr_fake.c */
+drm_intel_bufmgr *drm_intel_bufmgr_fake_init(int fd,
+					     unsigned long low_offset,
+					     void *low_virtual,
+					     unsigned long size,
+					     volatile unsigned int
+					     *last_dispatch);
+void drm_intel_bufmgr_fake_set_last_dispatch(drm_intel_bufmgr *bufmgr,
+					     volatile unsigned int
+					     *last_dispatch);
+void drm_intel_bufmgr_fake_set_exec_callback(drm_intel_bufmgr *bufmgr,
+					     int (*exec) (drm_intel_bo *bo,
+							  unsigned int used,
+							  void *priv),
+					     void *priv);
+void drm_intel_bufmgr_fake_set_fence_callback(drm_intel_bufmgr *bufmgr,
+					      unsigned int (*emit) (void *priv),
+					      void (*wait) (unsigned int fence,
+							    void *priv),
+					      void *priv);
+drm_intel_bo *drm_intel_bo_fake_alloc_static(drm_intel_bufmgr *bufmgr,
+					     const char *name,
+					     unsigned long offset,
+					     unsigned long size, void *virtual);
+void drm_intel_bo_fake_disable_backing_store(drm_intel_bo *bo,
+					     void (*invalidate_cb) (drm_intel_bo
+								    * bo,
+								    void *ptr),
+					     void *ptr);
+
+void drm_intel_bufmgr_fake_contended_lock_take(drm_intel_bufmgr *bufmgr);
+void drm_intel_bufmgr_fake_evict_all(drm_intel_bufmgr *bufmgr);
+
+/** @{ Compatibility defines to keep old code building despite the symbol rename
+ * from dri_* to drm_intel_*
+ */
+#define dri_bo drm_intel_bo
+#define dri_bufmgr drm_intel_bufmgr
+#define dri_bo_alloc drm_intel_bo_alloc
+#define dri_bo_reference drm_intel_bo_reference
+#define dri_bo_unreference drm_intel_bo_unreference
+#define dri_bo_map drm_intel_bo_map
+#define dri_bo_unmap drm_intel_bo_unmap
+#define dri_bo_subdata drm_intel_bo_subdata
+#define dri_bo_get_subdata drm_intel_bo_get_subdata
+#define dri_bo_wait_rendering drm_intel_bo_wait_rendering
+#define dri_bufmgr_set_debug drm_intel_bufmgr_set_debug
+#define dri_bufmgr_destroy drm_intel_bufmgr_destroy
+#define dri_bo_exec drm_intel_bo_exec
+#define dri_bufmgr_check_aperture_space drm_intel_bufmgr_check_aperture_space
+#define dri_bo_emit_reloc(reloc_bo, read, write, target_offset,		\
+			  reloc_offset, target_bo)			\
+	drm_intel_bo_emit_reloc(reloc_bo, reloc_offset,			\
+				target_bo, target_offset,		\
+				read, write);
+#define dri_bo_pin drm_intel_bo_pin
+#define dri_bo_unpin drm_intel_bo_unpin
+#define dri_bo_get_tiling drm_intel_bo_get_tiling
+#define dri_bo_set_tiling(bo, mode) drm_intel_bo_set_tiling(bo, mode, 0)
+#define dri_bo_flink drm_intel_bo_flink
+#define intel_bufmgr_gem_init drm_intel_bufmgr_gem_init
+#define intel_bo_gem_create_from_name drm_intel_bo_gem_create_from_name
+#define intel_bufmgr_gem_enable_reuse drm_intel_bufmgr_gem_enable_reuse
+#define intel_bufmgr_fake_init drm_intel_bufmgr_fake_init
+#define intel_bufmgr_fake_set_last_dispatch drm_intel_bufmgr_fake_set_last_dispatch
+#define intel_bufmgr_fake_set_exec_callback drm_intel_bufmgr_fake_set_exec_callback
+#define intel_bufmgr_fake_set_fence_callback drm_intel_bufmgr_fake_set_fence_callback
+#define intel_bo_fake_alloc_static drm_intel_bo_fake_alloc_static
+#define intel_bo_fake_disable_backing_store drm_intel_bo_fake_disable_backing_store
+#define intel_bufmgr_fake_contended_lock_take drm_intel_bufmgr_fake_contended_lock_take
+#define intel_bufmgr_fake_evict_all drm_intel_bufmgr_fake_evict_all
+
+/** @{ */
+
+#endif /* INTEL_BUFMGR_H */