src/gallium/drivers/trace/tr_screen.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * 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 above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #ifndef TR_SCREEN_H_
  29 #define TR_SCREEN_H_
  30
  31
  32 #include "pipe/p_screen.h"
  33 #include "os/os_thread.h"
  34
  35
  36 #ifdef __cplusplus
  37 extern "C" {
  38 #endif
  39
  40
  41 struct tr_list {
  42    struct tr_list *next;
  43    struct tr_list *prev;
  44 };
  45
  46 /**
  47  * It often happens that new data is written directly to the user buffers
  48  * without mapping/unmapping. This flag marks user buffers, so that their
  49  * contents can be dumpped before being used by the pipe context.
  50  */
  51 #define TRACE_BUFFER_USAGE_USER  (1 << 31)
  52
  53
  54 struct trace_screen
  55 {
  56    struct pipe_screen base;
  57
  58    struct pipe_screen *screen;
  59    struct pipe_context *private_context;
  60
  61    /* remote debugger */
  62    struct trace_rbug *rbug;
  63
  64    pipe_mutex list_mutex;
  65    int num_buffers;
  66    int num_contexts;
  67    int num_textures;
  68    int num_surfaces;
  69    int num_transfers;
  70    struct tr_list buffers;
  71    struct tr_list contexts;
  72    struct tr_list textures;
  73    struct tr_list surfaces;
  74    struct tr_list transfers;
  75 };
  76
  77
  78 /*
  79  * tr_rbug.c
  80  */
  81
  82
  83 struct trace_rbug;
  84
  85 struct trace_rbug *
  86 trace_rbug_start(struct trace_screen *tr_scr);
  87
  88 void
  89 trace_rbug_stop(struct trace_rbug *tr_rbug);
  90
  91
  92 /*
  93  * tr_screen.c
  94  */
  95
  96
  97 boolean
  98 trace_enabled(void);
  99
 100 struct trace_screen *
 101 trace_screen(struct pipe_screen *screen);
 102
 103 void
 104 trace_screen_user_buffer_update(struct pipe_screen *screen,
 105                                 struct pipe_buffer *buffer);
 106
 107 #define trace_screen_add_to_list(tr_scr, name, obj) \
 108    do {                                             \
 109       pipe_mutex_lock(tr_scr->list_mutex);          \
 110       insert_at_head(&tr_scr->name, &obj->list);    \
 111       tr_scr->num_##name++;                         \
 112       pipe_mutex_unlock(tr_scr->list_mutex);        \
 113    } while (0)
 114
 115 #define trace_screen_remove_from_list(tr_scr, name, obj) \
 116    do {                                                  \
 117       pipe_mutex_lock(tr_scr->list_mutex);               \
 118       remove_from_list(&obj->list);                      \
 119       tr_scr->num_##name--;                              \
 120       pipe_mutex_unlock(tr_scr->list_mutex);             \
 121    } while (0)
 122
 123
 124 #ifdef __cplusplus
 125 }
 126 #endif
 127
 128 #endif /* TR_SCREEN_H_ */