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

131 lines
4.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0 OR MIT */
/**********************************************************
* Copyright 2007-2019 VMware, Inc.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
**********************************************************/
/*
* svga3d_limits.h --
*
* SVGA 3d hardware limits
*/
#ifndef _SVGA3D_LIMITS_H_
#define _SVGA3D_LIMITS_H_
#define INCLUDE_ALLOW_MODULE
#define INCLUDE_ALLOW_USERLEVEL
#define INCLUDE_ALLOW_VMCORE
#include "includeCheck.h"
#define SVGA3D_NUM_CLIPPLANES 6
#define SVGA3D_MAX_CONTEXT_IDS 256
#define SVGA3D_MAX_SURFACE_IDS (32 * 1024)
/*
* While there are separate bind-points for RenderTargetViews and
* UnorderedAccessViews in a DXContext, there is in fact one shared
* semantic space that the guest-driver can use on any given draw call.
* So there are really only 8 slots that can be spilt up between them, with the
* spliceIndex controlling where the UAV's sit in the collapsed array.
*/
#define SVGA3D_MAX_RENDER_TARGETS 8
#define SVGA3D_MAX_SIMULTANEOUS_RENDER_TARGETS (SVGA3D_MAX_RENDER_TARGETS)
#define SVGA3D_MAX_UAVIEWS 8
#define SVGA3D_DX11_1_MAX_UAVIEWS 64
/*
* Maximum canonical size of a surface in host-backed mode (pre-GBObjects).
*/
#define SVGA3D_HB_MAX_SURFACE_SIZE MBYTES_2_BYTES(128)
/*
* Maximum ID a shader can be assigned on a given context.
*/
#define SVGA3D_MAX_SHADERIDS 5000
/*
* Maximum number of shaders of a given type that can be defined
* (including all contexts).
*/
#define SVGA3D_MAX_SIMULTANEOUS_SHADERS 20000
#define SVGA3D_NUM_TEXTURE_UNITS 32
#define SVGA3D_NUM_LIGHTS 8
#define SVGA3D_MAX_VIDEOPROCESSOR_SAMPLERS 32
/*
* Maximum size in dwords of shader text the SVGA device will allow.
* Currently 8 MB.
*/
#define SVGA3D_MAX_SHADER_MEMORY_BYTES (8 * 1024 * 1024)
#define SVGA3D_MAX_SHADER_MEMORY (SVGA3D_MAX_SHADER_MEMORY_BYTES / \
sizeof(uint32))
/*
* The maximum value of threadGroupCount in each dimension
*/
#define SVGA3D_MAX_SHADER_THREAD_GROUPS 65535
#define SVGA3D_MAX_CLIP_PLANES 6
/*
* This is the limit to the number of fixed-function texture
* transforms and texture coordinates we can support. It does *not*
* correspond to the number of texture image units (samplers) we
* support!
*/
#define SVGA3D_MAX_TEXTURE_COORDS 8
/*
* Number of faces in a cubemap.
*/
#define SVGA3D_MAX_SURFACE_FACES 6
/*
* Maximum number of array indexes in a GB surface (with DX enabled).
*/
#define SVGA3D_SM4_MAX_SURFACE_ARRAYSIZE 512
#define SVGA3D_SM5_MAX_SURFACE_ARRAYSIZE 2048
#define SVGA3D_MAX_SURFACE_ARRAYSIZE SVGA3D_SM5_MAX_SURFACE_ARRAYSIZE
/*
* The maximum number of vertex arrays we're guaranteed to support in
* SVGA_3D_CMD_DRAWPRIMITIVES.
*/
#define SVGA3D_MAX_VERTEX_ARRAYS 32
/*
* The maximum number of primitive ranges we're guaranteed to support
* in SVGA_3D_CMD_DRAWPRIMITIVES.
*/
#define SVGA3D_MAX_DRAW_PRIMITIVE_RANGES 32
/*
* The maximum number of samples that can be contained in a surface.
*/
#define SVGA3D_MAX_SAMPLES 8
#endif /* _SVGA3D_LIMITS_H_ */