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      1 /*
      2  * Copyright  2008 Jrme Glisse
      3  * Copyright  2011 Marek Olk <maraeo (at) gmail.com>
      4  * All Rights Reserved.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining
      7  * a copy of this software and associated documentation files (the
      8  * "Software"), to deal in the Software without restriction, including
      9  * without limitation the rights to use, copy, modify, merge, publish,
     10  * distribute, sub license, and/or sell copies of the Software, and to
     11  * permit persons to whom the Software is furnished to do so, subject to
     12  * the following conditions:
     13  *
     14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     15  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
     16  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     17  * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
     18  * AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     20  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
     21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
     22  *
     23  * The above copyright notice and this permission notice (including the
     24  * next paragraph) shall be included in all copies or substantial portions
     25  * of the Software.
     26  */
     27 /*
     28  * Authors:
     29  *      Jrme Glisse <glisse (at) freedesktop.org>
     30  *      Marek Olk <maraeo (at) gmail.com>
     31  */
     32 #ifndef RADEON_DRM_BO_H
     33 #define RADEON_DRM_BO_H
     34 
     35 #include "radeon_drm_winsys.h"
     36 #include "pipebuffer/pb_bufmgr.h"
     37 #include "os/os_thread.h"
     38 
     39 struct radeon_bomgr;
     40 
     41 struct radeon_bo_desc {
     42     struct pb_desc base;
     43 
     44     unsigned initial_domains;
     45 };
     46 
     47 struct radeon_bo {
     48     struct pb_buffer base;
     49 
     50     struct radeon_bomgr *mgr;
     51     struct radeon_drm_winsys *rws;
     52 
     53     void *ptr;
     54     pipe_mutex map_mutex;
     55 
     56     uint32_t handle;
     57     uint32_t name;
     58     uint64_t va;
     59     uint64_t va_size;
     60 
     61     /* how many command streams is this bo referenced in? */
     62     int num_cs_references;
     63 
     64     /* how many command streams, which are being emitted in a separate
     65      * thread, is this bo referenced in? */
     66     int num_active_ioctls;
     67 
     68     boolean flinked;
     69     uint32_t flink;
     70 };
     71 
     72 struct pb_manager *radeon_bomgr_create(struct radeon_drm_winsys *rws);
     73 void radeon_bomgr_init_functions(struct radeon_drm_winsys *ws);
     74 
     75 static INLINE
     76 void radeon_bo_reference(struct radeon_bo **dst, struct radeon_bo *src)
     77 {
     78     pb_reference((struct pb_buffer**)dst, (struct pb_buffer*)src);
     79 }
     80 
     81 #endif
     82