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_ */ 103