*
* Contains public methods followed by private storage for the buffer manager.
*/
-struct _dri_bufmgr {
+struct _drm_intel_bufmgr {
/**
* Allocate a buffer object.
*
* bo_map() to be used by the CPU, and validated for use using bo_validate()
* to be used from the graphics device.
*/
- dri_bo *(*bo_alloc)(dri_bufmgr *bufmgr_ctx, const char *name,
- unsigned long size, unsigned int alignment);
+ drm_intel_bo *(*bo_alloc)(drm_intel_bufmgr *bufmgr, const char *name,
+ unsigned long size, unsigned int alignment);
/** Takes a reference on a buffer object */
- void (*bo_reference)(dri_bo *bo);
+ void (*bo_reference)(drm_intel_bo *bo);
/**
* Releases a reference on a buffer object, freeing the data if
* rerefences remain.
*/
- void (*bo_unreference)(dri_bo *bo);
+ void (*bo_unreference)(drm_intel_bo *bo);
/**
* Maps the buffer into userspace.
* buffer to complete, first. The resulting mapping is available at
* buf->virtual.
*/
- int (*bo_map)(dri_bo *buf, int write_enable);
+ int (*bo_map)(drm_intel_bo *bo, int write_enable);
/** Reduces the refcount on the userspace mapping of the buffer object. */
- int (*bo_unmap)(dri_bo *buf);
+ int (*bo_unmap)(drm_intel_bo *bo);
/**
* Write data into an object.
*
* This is an optional function, if missing,
- * dri_bo will map/memcpy/unmap.
+ * drm_intel_bo will map/memcpy/unmap.
*/
- int (*bo_subdata) (dri_bo *buf, unsigned long offset,
- unsigned long size, const void *data);
+ int (*bo_subdata)(drm_intel_bo *bo, unsigned long offset,
+ unsigned long size, const void *data);
/**
* Read data from an object
*
* This is an optional function, if missing,
- * dri_bo will map/memcpy/unmap.
+ * drm_intel_bo will map/memcpy/unmap.
*/
- int (*bo_get_subdata) (dri_bo *bo, unsigned long offset,
- unsigned long size, void *data);
+ int (*bo_get_subdata)(drm_intel_bo *bo, unsigned long offset,
+ unsigned long size, void *data);
/**
* Waits for rendering to an object by the GPU to have completed.
* This is not required for any access to the BO by bo_map, bo_subdata, etc.
* It is merely a way for the driver to implement glFinish.
*/
- void (*bo_wait_rendering) (dri_bo *bo);
+ void (*bo_wait_rendering)(drm_intel_bo *bo);
/**
* Tears down the buffer manager instance.
*/
- void (*destroy)(dri_bufmgr *bufmgr);
+ void (*destroy)(drm_intel_bufmgr *bufmgr);
/**
* Add relocation entry in reloc_buf, which will be updated with the
*
* Relocations remain in place for the lifetime of the buffer object.
*
- * \param reloc_buf Buffer to write the relocation into.
+ * \param bo Buffer to write the relocation into.
+ * \param offset Byte offset within reloc_bo of the pointer to target_bo.
+ * \param target_bo Buffer whose offset should be written into the
+ * relocation entry.
+ * \param target_offset Constant value to be added to target_bo's offset in
+ * relocation entry.
* \param read_domains GEM read domains which the buffer will be read into
* by the command that this relocation is part of.
* \param write_domains GEM read domains which the buffer will be dirtied
* in by the command that this relocation is part of.
- * \param delta Constant value to be added to the relocation target's
- * offset.
- * \param offset Byte offset within batch_buf of the relocated pointer.
- * \param target Buffer whose offset should be written into the relocation
- * entry.
*/
- int (*bo_emit_reloc)(dri_bo *reloc_buf,
- uint32_t read_domains, uint32_t write_domain,
- uint32_t delta, uint32_t offset, dri_bo *target);
+ int (*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);
/** Executes the command buffer pointed to by bo. */
- int (*bo_exec)(dri_bo *bo, int used,
+ int (*bo_exec)(drm_intel_bo *bo, int used,
drm_clip_rect_t *cliprects, int num_cliprects,
int DR4);
* \param buf Buffer to pin
* \param alignment Required alignment for aperture, in bytes
*/
- int (*bo_pin) (dri_bo *buf, uint32_t alignment);
+ int (*bo_pin)(drm_intel_bo *bo, uint32_t alignment);
/**
* Unpin a buffer from the aperture, allowing it to be removed
*
* \param buf Buffer to unpin
*/
- int (*bo_unpin) (dri_bo *buf);
+ int (*bo_unpin)(drm_intel_bo *bo);
/**
* Ask that the buffer be placed in tiling mode
*
* \param buf Buffer to set tiling mode for
* \param tiling_mode desired, and returned tiling mode
*/
- int (*bo_set_tiling) (dri_bo *bo, uint32_t *tiling_mode);
+ int (*bo_set_tiling)(drm_intel_bo *bo, uint32_t *tiling_mode,
+ uint32_t stride);
+ /**
+ * Get the current tiling (and resulting swizzling) mode for the bo.
+ *
+ * \param buf Buffer to get tiling mode for
+ * \param tiling_mode returned tiling mode
+ * \param swizzle_mode returned swizzling mode
+ */
+ int (*bo_get_tiling)(drm_intel_bo *bo, uint32_t *tiling_mode,
+ uint32_t *swizzle_mode);
/**
* Create a visible name for a buffer which can be used by other apps
*
* \param buf Buffer to create a name for
* \param name Returned name
*/
- int (*bo_flink) (dri_bo *buf, uint32_t *name);
+ int (*bo_flink)(drm_intel_bo *bo, uint32_t *name);
- int (*check_aperture_space)(dri_bo **bo_array, int count);
+ int (*check_aperture_space)(drm_intel_bo **bo_array, int count);
int debug; /**< Enables verbose debugging printouts */
};