1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
2 /*
3  * Copyright 2012-2021 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 
34 
35 #ifndef _SVGA3D_LIMITS_H_
36 #define _SVGA3D_LIMITS_H_
37 
38 #define SVGA3D_HB_MAX_CONTEXT_IDS 256
39 #define SVGA3D_HB_MAX_SURFACE_IDS (32 * 1024)
40 
41 #define SVGA3D_DX_MAX_RENDER_TARGETS 8
42 #define SVGA3D_DX11_MAX_UAVIEWS 8
43 #define SVGA3D_DX11_1_MAX_UAVIEWS 64
44 #define SVGA3D_MAX_UAVIEWS (SVGA3D_DX11_1_MAX_UAVIEWS)
45 #define SVGA3D_DX11_MAX_SIMULTANEOUS_RTUAV (SVGA3D_DX11_MAX_UAVIEWS)
46 #define SVGA3D_DX11_1_MAX_SIMULTANEOUS_RTUAV (SVGA3D_DX11_1_MAX_UAVIEWS)
47 #define SVGA3D_MAX_SIMULTANEOUS_RTUAV (SVGA3D_MAX_UAVIEWS)
48 
49 #define SVGA3D_HB_MAX_SURFACE_SIZE MBYTES_2_BYTES(128)
50 
51 #define SVGA3D_MAX_SHADERIDS 5000
52 
53 #define SVGA3D_MAX_SIMULTANEOUS_SHADERS 20000
54 
55 #define SVGA3D_NUM_TEXTURE_UNITS 32
56 #define SVGA3D_NUM_LIGHTS 8
57 
58 #define SVGA3D_MAX_VIDEOPROCESSOR_SAMPLERS 32
59 
60 #define SVGA3D_MAX_SHADER_MEMORY_BYTES (8 * 1024 * 1024)
61 #define SVGA3D_MAX_SHADER_MEMORY                                               \
62 	(SVGA3D_MAX_SHADER_MEMORY_BYTES / sizeof(uint32))
63 
64 #define SVGA3D_MAX_SHADER_THREAD_GROUPS 65535
65 
66 #define SVGA3D_MAX_CLIP_PLANES 6
67 
68 #define SVGA3D_MAX_TEXTURE_COORDS 8
69 
70 #define SVGA3D_MAX_SURFACE_FACES 6
71 
72 #define SVGA3D_SM4_MAX_SURFACE_ARRAYSIZE 512
73 #define SVGA3D_SM5_MAX_SURFACE_ARRAYSIZE 2048
74 #define SVGA3D_MAX_SURFACE_ARRAYSIZE SVGA3D_SM5_MAX_SURFACE_ARRAYSIZE
75 
76 #define SVGA3D_MAX_VERTEX_ARRAYS 32
77 
78 #define SVGA3D_MAX_DRAW_PRIMITIVE_RANGES 32
79 
80 #define SVGA3D_MAX_SAMPLES 8
81 
82 #define SVGA3D_MIN_SBX_DATA_SIZE (GBYTES_2_BYTES(1))
83 #define SVGA3D_MAX_SBX_DATA_SIZE (GBYTES_2_BYTES(4))
84 
85 #define SVGA3D_MIN_SBX_DATA_SIZE_DVM (MBYTES_2_BYTES(900))
86 #define SVGA3D_MAX_SBX_DATA_SIZE_DVM (MBYTES_2_BYTES(910))
87 #endif
88