src/gallium/drivers/ilo/ilo_context.h

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (C) 2012-2013 LunarG, Inc.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included
  14  * in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors:
  25  *    Chia-I Wu <olv@lunarg.com>
  26  */
  27
  28 #ifndef ILO_CONTEXT_H
  29 #define ILO_CONTEXT_H
  30
  31 #include "pipe/p_context.h"
  32
  33 #include "ilo_common.h"
  34
  35 /**
  36  * \see brw_context.h
  37  */
  38 #define ILO_MAX_DRAW_BUFFERS    8
  39 #define ILO_MAX_CONST_BUFFERS   1
  40 #define ILO_MAX_SAMPLER_VIEWS   16
  41 #define ILO_MAX_SAMPLERS        16
  42 #define ILO_MAX_SO_BINDINGS     64
  43 #define ILO_MAX_SO_BUFFERS      4
  44
  45 #define ILO_MAX_VS_SURFACES        (ILO_MAX_CONST_BUFFERS + ILO_MAX_SAMPLER_VIEWS)
  46 #define ILO_VS_CONST_SURFACE(i)    (i)
  47 #define ILO_VS_TEXTURE_SURFACE(i)  (ILO_MAX_CONST_BUFFERS  + i)
  48
  49 #define ILO_MAX_GS_SURFACES        (ILO_MAX_SO_BINDINGS)
  50 #define ILO_GS_SO_SURFACE(i)       (i)
  51
  52 #define ILO_MAX_WM_SURFACES        (ILO_MAX_DRAW_BUFFERS + ILO_MAX_CONST_BUFFERS + ILO_MAX_SAMPLER_VIEWS)
  53 #define ILO_WM_DRAW_SURFACE(i)     (i)
  54 #define ILO_WM_CONST_SURFACE(i)    (ILO_MAX_DRAW_BUFFERS + i)
  55 #define ILO_WM_TEXTURE_SURFACE(i)  (ILO_MAX_DRAW_BUFFERS + ILO_MAX_CONST_BUFFERS  + i)
  56
  57 struct intel_winsys;
  58 struct intel_bo;
  59 struct ilo_cp;
  60 struct ilo_screen;
  61
  62 struct ilo_context {
  63    struct pipe_context base;
  64
  65    struct intel_winsys *winsys;
  66    int devid;
  67    int gen;
  68    int gt;
  69
  70    int max_vs_threads;
  71    int max_gs_threads;
  72    int max_wm_threads;
  73    struct {
  74       int size;
  75       int max_vs_entries;
  76       int max_gs_entries;
  77    } urb;
  78
  79    struct ilo_cp *cp;
  80    struct intel_bo *last_cp_bo;
  81 };
  82
  83 static inline struct ilo_context *
  84 ilo_context(struct pipe_context *pipe)
  85 {
  86    return (struct ilo_context *) pipe;
  87 }
  88
  89 void
  90 ilo_init_context_functions(struct ilo_screen *is);
  91
  92 #endif /* ILO_CONTEXT_H */