sys/external/bsd/drm/dist/libdrm/nouveau/nouveau_resource.h

   1 /*
   2  * Copyright 2007 Nouveau Project
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  18  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  19  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20  * SOFTWARE.
  21  */
  22
  23 #ifndef __NOUVEAU_RESOURCE_H__
  24 #define __NOUVEAU_RESOURCE_H__
  25
  26 struct nouveau_resource {
  27         struct nouveau_resource *prev;
  28         struct nouveau_resource *next;
  29
  30         int in_use;
  31         void *priv;
  32
  33         unsigned int start;
  34         unsigned int size;
  35 };
  36
  37 int
  38 nouveau_resource_init(struct nouveau_resource **heap, unsigned start,
  39                       unsigned size);
  40
  41 int
  42 nouveau_resource_alloc(struct nouveau_resource *heap, unsigned size, void *priv,
  43                        struct nouveau_resource **);
  44
  45 void
  46 nouveau_resource_free(struct nouveau_resource **);
  47
  48 #endif