root/drivers/gpu/drm/vmwgfx/device_include/svga3d_limits.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
   2 /**********************************************************
   3  * Copyright 2007-2015 VMware, Inc.
   4  *
   5  * Permission is hereby granted, free of charge, to any person
   6  * obtaining a copy of this software and associated documentation
   7  * files (the "Software"), to deal in the Software without
   8  * restriction, including without limitation the rights to use, copy,
   9  * modify, merge, publish, distribute, sublicense, and/or sell copies
  10  * of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be
  14  * included in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  20  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  21  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  *
  25  **********************************************************/
  26 
  27 /*
  28  * svga3d_limits.h --
  29  *
  30  *       SVGA 3d hardware limits
  31  */
  32 
  33 #ifndef _SVGA3D_LIMITS_H_
  34 #define _SVGA3D_LIMITS_H_
  35 
  36 #define INCLUDE_ALLOW_MODULE
  37 #define INCLUDE_ALLOW_USERLEVEL
  38 #define INCLUDE_ALLOW_VMCORE
  39 
  40 #include "includeCheck.h"
  41 
  42 #define SVGA3D_NUM_CLIPPLANES                   6
  43 #define SVGA3D_MAX_RENDER_TARGETS               8
  44 #define SVGA3D_MAX_SIMULTANEOUS_RENDER_TARGETS  (SVGA3D_MAX_RENDER_TARGETS)
  45 #define SVGA3D_MAX_UAVIEWS                      8
  46 #define SVGA3D_MAX_CONTEXT_IDS                  256
  47 #define SVGA3D_MAX_SURFACE_IDS                  (32 * 1024)
  48 
  49 /*
  50  * Maximum ID a shader can be assigned on a given context.
  51  */
  52 #define SVGA3D_MAX_SHADERIDS                    5000
  53 /*
  54  * Maximum number of shaders of a given type that can be defined
  55  * (including all contexts).
  56  */
  57 #define SVGA3D_MAX_SIMULTANEOUS_SHADERS         20000
  58 
  59 #define SVGA3D_NUM_TEXTURE_UNITS                32
  60 #define SVGA3D_NUM_LIGHTS                       8
  61 
  62 /*
  63  * Maximum size in dwords of shader text the SVGA device will allow.
  64  * Currently 8 MB.
  65  */
  66 #define SVGA3D_MAX_SHADER_MEMORY_BYTES (8 * 1024 * 1024)
  67 #define SVGA3D_MAX_SHADER_MEMORY  (SVGA3D_MAX_SHADER_MEMORY_BYTES / \
  68                                    sizeof(uint32))
  69 
  70 #define SVGA3D_MAX_CLIP_PLANES    6
  71 
  72 /*
  73  * This is the limit to the number of fixed-function texture
  74  * transforms and texture coordinates we can support. It does *not*
  75  * correspond to the number of texture image units (samplers) we
  76  * support!
  77  */
  78 #define SVGA3D_MAX_TEXTURE_COORDS 8
  79 
  80 /*
  81  * Number of faces in a cubemap.
  82  */
  83 #define SVGA3D_MAX_SURFACE_FACES 6
  84 
  85 /*
  86  * Maximum number of array indexes in a GB surface (with DX enabled).
  87  */
  88 #define SVGA3D_MAX_SURFACE_ARRAYSIZE 512
  89 
  90 /*
  91  * The maximum number of vertex arrays we're guaranteed to support in
  92  * SVGA_3D_CMD_DRAWPRIMITIVES.
  93  */
  94 #define SVGA3D_MAX_VERTEX_ARRAYS   32
  95 
  96 /*
  97  * The maximum number of primitive ranges we're guaranteed to support
  98  * in SVGA_3D_CMD_DRAWPRIMITIVES.
  99  */
 100 #define SVGA3D_MAX_DRAW_PRIMITIVE_RANGES 32
 101 
 102 #endif /* _SVGA3D_LIMITS_H_ */