asdk-libdrm

/*

 * 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_priv.h

 *

 * Private definitions of Intel-specific bufmgr functions and structures.

 */

​

#ifndef INTEL_BUFMGR_PRIV_H

#define INTEL_BUFMGR_PRIV_H

​

/**

 * Context for a buffer manager instance.

 *

 * Contains public methods followed by private storage for the buffer manager.

 */

struct _drm_intel_bufmgr {

    /**

     * Allocate a buffer object.

     *

     * Buffer objects are not necessarily initially mapped into CPU virtual

     * address space or graphics device aperture.  They must be mapped

     * using bo_map() or drm_intel_gem_bo_map_gtt() to be used by the CPU.

     */

    drm_intel_bo *(*bo_alloc) (drm_intel_bufmgr *bufmgr, const char *name,

                   unsigned long size, unsigned int alignment);

​

    /**

     * Allocate a buffer object, hinting that it will be used as a

     * render target.

     *

     * This is otherwise the same as bo_alloc.

     */

    drm_intel_bo *(*bo_alloc_for_render) (drm_intel_bufmgr *bufmgr,

                          const char *name,

                          unsigned long size,

                          unsigned int alignment);

​