asdk-libdrm

/*

 * Copyright © 2009 Red Hat Inc.

 * 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.

 */

/*

 */

#include <assert.h>

#include <errno.h>

#include <stdlib.h>

#include "radeon_cs.h"

#include "radeon_bo_int.h"

#include "radeon_cs_int.h"

​

struct rad_sizes {

    int32_t op_read;

    int32_t op_gart_write;

    int32_t op_vram_write;

};

​

static inline int radeon_cs_setup_bo(struct radeon_cs_space_check *sc, struct rad_sizes *sizes)

{

    uint32_t read_domains, write_domain;

    struct radeon_bo_int *bo;

​

    bo = sc->bo;

    sc->new_accounted = 0;

    read_domains = sc->read_domains;

    write_domain = sc->write_domain;

​

    /* legacy needs a static check */

    if (radeon_bo_is_static((struct radeon_bo *)sc->bo)) {

        bo->space_accounted = sc->new_accounted = (read_domains << 16) | write_domain;

        return 0;

    }

​

    /* already accounted this bo */

    if (write_domain && (write_domain == bo->space_accounted)) {

        sc->new_accounted = bo->space_accounted;

        return 0;

    }

    if (read_domains && ((read_domains << 16) == bo->space_accounted)) {

        sc->new_accounted = bo->space_accounted;