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Rev 5068 Rev 6110
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					      const char *name,
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					      const char *name,
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					      unsigned long size,
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					      unsigned long size,
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					      unsigned int alignment);
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					      unsigned int alignment);
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- 
 
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	/**
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	 * Allocate a buffer object from an existing user accessible
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	 * address malloc'd with the provided size.
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	 * Alignment is used when mapping to the gtt.
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	 * Flags may be I915_VMAP_READ_ONLY or I915_USERPTR_UNSYNCHRONIZED
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	 */
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	drm_intel_bo *(*bo_alloc_userptr)(drm_intel_bufmgr *bufmgr,
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					  const char *name, void *addr,
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					  uint32_t tiling_mode, uint32_t stride,
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					  unsigned long size,
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					  unsigned long flags);
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	/**
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	/**
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	 * Allocate a tiled buffer object.
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	 * Allocate a tiled buffer object.
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	 *
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	 *
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	 * Alignment for tiled objects is set automatically; the 'flags'
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	 * Alignment for tiled objects is set automatically; the 'flags'
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	 * argument provides a hint about how the object will be used initially.
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	 * argument provides a hint about how the object will be used initially.
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	 * Read data from an object
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	 * Read data from an object
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	 *
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	 *
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	 * This is an optional function, if missing,
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	 * This is an optional function, if missing,
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	 * drm_intel_bo will map/memcpy/unmap.
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	 * drm_intel_bo will map/memcpy/unmap.
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	 */
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	 */
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//	int (*bo_get_subdata) (drm_intel_bo *bo, unsigned long offset,
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	int (*bo_get_subdata) (drm_intel_bo *bo, unsigned long offset,
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//			       unsigned long size, void *data);
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			       unsigned long size, void *data);
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	/**
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	/**
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	 * Waits for rendering to an object by the GPU to have completed.
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	 * Waits for rendering to an object by the GPU to have completed.
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	 *
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	 *
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	 * Tears down the buffer manager instance.
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	 * Tears down the buffer manager instance.
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	 */
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	 */
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	void (*destroy) (drm_intel_bufmgr *bufmgr);
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	void (*destroy) (drm_intel_bufmgr *bufmgr);
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	/**
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	 * Indicate if the buffer can be placed anywhere in the full ppgtt
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	 * address range (2^48).
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	 *
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	 * Any resource used with flat/heapless (0x00000000-0xfffff000)
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	 * General State Heap (GSH) or Intructions State Heap (ISH) must
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	 * be in a 32-bit range. 48-bit range will only be used when explicitly
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	 * requested.
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	 *
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	 * \param bo Buffer to set the use_48b_address_range flag.
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	 * \param enable The flag value.
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	 */
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	void (*bo_use_48b_address_range) (drm_intel_bo *bo, uint32_t enable);
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	/**
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	/**
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	 * Add relocation entry in reloc_buf, which will be updated with the
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	 * Add relocation entry in reloc_buf, which will be updated with the
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	 * target buffer's real offset on on command submission.
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	 * target buffer's real offset on on command submission.
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	 *
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	 *
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	 * Relocations remain in place for the lifetime of the buffer object.
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	 * Relocations remain in place for the lifetime of the buffer object.
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	 */
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	 */
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	int (*bo_get_tiling) (drm_intel_bo *bo, uint32_t * tiling_mode,
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	int (*bo_get_tiling) (drm_intel_bo *bo, uint32_t * tiling_mode,
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			      uint32_t * swizzle_mode);
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			      uint32_t * swizzle_mode);
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- 
 
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	/**
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	 * Set the offset at which this buffer will be softpinned
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	 * \param bo Buffer to set the softpin offset for
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	 * \param offset Softpin offset
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	 */
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	int (*bo_set_softpin_offset) (drm_intel_bo *bo, uint64_t offset);
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	/**
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	/**
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	 * Create a visible name for a buffer which can be used by other apps
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	 * Create a visible name for a buffer which can be used by other apps
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	 *
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	 *
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	 * \param buf Buffer to create a name for
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	 * \param buf Buffer to create a name for
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	 * \param name Returned name
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	 * \param name Returned name