vmwgfx_so.h (5723B)
1/* SPDX-License-Identifier: GPL-2.0 OR MIT */ 2/************************************************************************** 3 * Copyright 2014-2015 VMware, Inc., Palo Alto, CA., USA 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sub license, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the 14 * next paragraph) shall be included in all copies or substantial portions 15 * of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 20 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, 21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 23 * USE OR OTHER DEALINGS IN THE SOFTWARE. 24 * 25 **************************************************************************/ 26#ifndef VMW_SO_H 27#define VMW_SO_H 28 29enum vmw_view_type { 30 vmw_view_sr, 31 vmw_view_rt, 32 vmw_view_ds, 33 vmw_view_ua, 34 vmw_view_max, 35}; 36 37enum vmw_so_type { 38 vmw_so_el, 39 vmw_so_bs, 40 vmw_so_ds, 41 vmw_so_rs, 42 vmw_so_ss, 43 vmw_so_so, 44 vmw_so_max, 45}; 46 47/** 48 * union vmw_view_destroy - view destruction command body 49 * 50 * @rtv: RenderTarget view destruction command body 51 * @srv: ShaderResource view destruction command body 52 * @dsv: DepthStencil view destruction command body 53 * @view_id: A single u32 view id. 54 * 55 * The assumption here is that all union members are really represented by a 56 * single u32 in the command stream. If that's not the case, 57 * the size of this union will not equal the size of an u32, and the 58 * assumption is invalid, and we detect that at compile time in the 59 * vmw_so_build_asserts() function. 60 */ 61union vmw_view_destroy { 62 struct SVGA3dCmdDXDestroyRenderTargetView rtv; 63 struct SVGA3dCmdDXDestroyShaderResourceView srv; 64 struct SVGA3dCmdDXDestroyDepthStencilView dsv; 65 struct SVGA3dCmdDXDestroyUAView uav; 66 u32 view_id; 67}; 68 69/* Map enum vmw_view_type to view destroy command ids*/ 70extern const u32 vmw_view_destroy_cmds[]; 71 72/* Map enum vmw_view_type to SVGACOTableType */ 73extern const SVGACOTableType vmw_view_cotables[]; 74 75/* Map enum vmw_so_type to SVGACOTableType */ 76extern const SVGACOTableType vmw_so_cotables[]; 77 78/* 79 * vmw_view_cmd_to_type - Return the view type for a create or destroy command 80 * 81 * @id: The SVGA3D command id. 82 * 83 * For a given view create or destroy command id, return the corresponding 84 * enum vmw_view_type. If the command is unknown, return vmw_view_max. 85 * The validity of the simplified calculation is verified in the 86 * vmw_so_build_asserts() function. 87 */ 88static inline enum vmw_view_type vmw_view_cmd_to_type(u32 id) 89{ 90 u32 tmp = (id - SVGA_3D_CMD_DX_DEFINE_SHADERRESOURCE_VIEW) / 2; 91 92 if (id == SVGA_3D_CMD_DX_DEFINE_UA_VIEW || 93 id == SVGA_3D_CMD_DX_DESTROY_UA_VIEW) 94 return vmw_view_ua; 95 96 if (id == SVGA_3D_CMD_DX_DEFINE_DEPTHSTENCIL_VIEW_V2) 97 return vmw_view_ds; 98 99 if (tmp > (u32)vmw_view_ds) 100 return vmw_view_max; 101 102 return (enum vmw_view_type) tmp; 103} 104 105/* 106 * vmw_so_cmd_to_type - Return the state object type for a 107 * create or destroy command 108 * 109 * @id: The SVGA3D command id. 110 * 111 * For a given state object create or destroy command id, 112 * return the corresponding enum vmw_so_type. If the command is uknown, 113 * return vmw_so_max. We should perhaps optimize this function using 114 * a similar strategy as vmw_view_cmd_to_type(). 115 */ 116static inline enum vmw_so_type vmw_so_cmd_to_type(u32 id) 117{ 118 switch (id) { 119 case SVGA_3D_CMD_DX_DEFINE_ELEMENTLAYOUT: 120 case SVGA_3D_CMD_DX_DESTROY_ELEMENTLAYOUT: 121 return vmw_so_el; 122 case SVGA_3D_CMD_DX_DEFINE_BLEND_STATE: 123 case SVGA_3D_CMD_DX_DESTROY_BLEND_STATE: 124 return vmw_so_bs; 125 case SVGA_3D_CMD_DX_DEFINE_DEPTHSTENCIL_STATE: 126 case SVGA_3D_CMD_DX_DESTROY_DEPTHSTENCIL_STATE: 127 return vmw_so_ds; 128 case SVGA_3D_CMD_DX_DEFINE_RASTERIZER_STATE: 129 case SVGA_3D_CMD_DX_DEFINE_RASTERIZER_STATE_V2: 130 case SVGA_3D_CMD_DX_DESTROY_RASTERIZER_STATE: 131 return vmw_so_rs; 132 case SVGA_3D_CMD_DX_DEFINE_SAMPLER_STATE: 133 case SVGA_3D_CMD_DX_DESTROY_SAMPLER_STATE: 134 return vmw_so_ss; 135 case SVGA_3D_CMD_DX_DEFINE_STREAMOUTPUT: 136 case SVGA_3D_CMD_DX_DEFINE_STREAMOUTPUT_WITH_MOB: 137 case SVGA_3D_CMD_DX_DESTROY_STREAMOUTPUT: 138 return vmw_so_so; 139 default: 140 break; 141 } 142 return vmw_so_max; 143} 144 145/* 146 * View management - vmwgfx_so.c 147 */ 148extern int vmw_view_add(struct vmw_cmdbuf_res_manager *man, 149 struct vmw_resource *ctx, 150 struct vmw_resource *srf, 151 enum vmw_view_type view_type, 152 u32 user_key, 153 const void *cmd, 154 size_t cmd_size, 155 struct list_head *list); 156 157extern int vmw_view_remove(struct vmw_cmdbuf_res_manager *man, 158 u32 user_key, enum vmw_view_type view_type, 159 struct list_head *list, 160 struct vmw_resource **res_p); 161 162extern void vmw_view_surface_list_destroy(struct vmw_private *dev_priv, 163 struct list_head *view_list); 164extern void vmw_view_cotable_list_destroy(struct vmw_private *dev_priv, 165 struct list_head *list, 166 bool readback); 167extern struct vmw_resource *vmw_view_srf(struct vmw_resource *res); 168extern struct vmw_resource *vmw_view_lookup(struct vmw_cmdbuf_res_manager *man, 169 enum vmw_view_type view_type, 170 u32 user_key); 171extern u32 vmw_view_dirtying(struct vmw_resource *res); 172#endif