Thomas Hellstrom | d80efd5 | 2015-08-10 10:39:35 -0700 | [diff] [blame] | 1 | /************************************************************************** |
| 2 | * |
| 3 | * Copyright © 2015 VMware, Inc., Palo Alto, CA., USA |
| 4 | * All Rights Reserved. |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 7 | * copy of this software and associated documentation files (the |
| 8 | * "Software"), to deal in the Software without restriction, including |
| 9 | * without limitation the rights to use, copy, modify, merge, publish, |
| 10 | * distribute, sub license, and/or sell copies of the Software, and to |
| 11 | * permit persons to whom the Software is furnished to do so, subject to |
| 12 | * the following conditions: |
| 13 | * |
| 14 | * The above copyright notice and this permission notice (including the |
| 15 | * next paragraph) shall be included in all copies or substantial portions |
| 16 | * of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| 21 | * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, |
| 22 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| 23 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| 24 | * USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 25 | * |
| 26 | **************************************************************************/ |
| 27 | #ifndef _VMWGFX_BINDING_H_ |
| 28 | #define _VMWGFX_BINDING_H_ |
| 29 | |
| 30 | #include "device_include/svga3d_reg.h" |
| 31 | #include <linux/list.h> |
| 32 | |
| 33 | #define VMW_MAX_VIEW_BINDINGS 128 |
| 34 | |
| 35 | struct vmw_private; |
| 36 | struct vmw_ctx_binding_state; |
| 37 | |
| 38 | /* |
| 39 | * enum vmw_ctx_binding_type - abstract resource to context binding types |
| 40 | */ |
| 41 | enum vmw_ctx_binding_type { |
| 42 | vmw_ctx_binding_shader, |
| 43 | vmw_ctx_binding_rt, |
| 44 | vmw_ctx_binding_tex, |
| 45 | vmw_ctx_binding_cb, |
| 46 | vmw_ctx_binding_dx_shader, |
| 47 | vmw_ctx_binding_dx_rt, |
| 48 | vmw_ctx_binding_sr, |
| 49 | vmw_ctx_binding_ds, |
| 50 | vmw_ctx_binding_so, |
| 51 | vmw_ctx_binding_vb, |
| 52 | vmw_ctx_binding_ib, |
| 53 | vmw_ctx_binding_max |
| 54 | }; |
| 55 | |
| 56 | /** |
| 57 | * struct vmw_ctx_bindinfo - single binding metadata |
| 58 | * |
| 59 | * @ctx_list: List head for the context's list of bindings. |
| 60 | * @res_list: List head for a resource's list of bindings. |
| 61 | * @ctx: Non-refcounted pointer to the context that owns the binding. NULL |
| 62 | * indicates no binding present. |
| 63 | * @res: Non-refcounted pointer to the resource the binding points to. This |
| 64 | * is typically a surface or a view. |
| 65 | * @bt: Binding type. |
| 66 | * @scrubbed: Whether the binding has been scrubbed from the context. |
| 67 | */ |
| 68 | struct vmw_ctx_bindinfo { |
| 69 | struct list_head ctx_list; |
| 70 | struct list_head res_list; |
| 71 | struct vmw_resource *ctx; |
| 72 | struct vmw_resource *res; |
| 73 | enum vmw_ctx_binding_type bt; |
| 74 | bool scrubbed; |
| 75 | }; |
| 76 | |
| 77 | /** |
| 78 | * struct vmw_ctx_bindinfo_tex - texture stage binding metadata |
| 79 | * |
| 80 | * @bi: struct vmw_ctx_bindinfo we derive from. |
| 81 | * @texture_stage: Device data used to reconstruct binding command. |
| 82 | */ |
| 83 | struct vmw_ctx_bindinfo_tex { |
| 84 | struct vmw_ctx_bindinfo bi; |
| 85 | uint32 texture_stage; |
| 86 | }; |
| 87 | |
| 88 | /** |
| 89 | * struct vmw_ctx_bindinfo_shader - Shader binding metadata |
| 90 | * |
| 91 | * @bi: struct vmw_ctx_bindinfo we derive from. |
| 92 | * @shader_slot: Device data used to reconstruct binding command. |
| 93 | */ |
| 94 | struct vmw_ctx_bindinfo_shader { |
| 95 | struct vmw_ctx_bindinfo bi; |
| 96 | SVGA3dShaderType shader_slot; |
| 97 | }; |
| 98 | |
| 99 | /** |
| 100 | * struct vmw_ctx_bindinfo_cb - Constant buffer binding metadata |
| 101 | * |
| 102 | * @bi: struct vmw_ctx_bindinfo we derive from. |
| 103 | * @shader_slot: Device data used to reconstruct binding command. |
| 104 | * @offset: Device data used to reconstruct binding command. |
| 105 | * @size: Device data used to reconstruct binding command. |
| 106 | * @slot: Device data used to reconstruct binding command. |
| 107 | */ |
| 108 | struct vmw_ctx_bindinfo_cb { |
| 109 | struct vmw_ctx_bindinfo bi; |
| 110 | SVGA3dShaderType shader_slot; |
| 111 | uint32 offset; |
| 112 | uint32 size; |
| 113 | uint32 slot; |
| 114 | }; |
| 115 | |
| 116 | /** |
| 117 | * struct vmw_ctx_bindinfo_view - View binding metadata |
| 118 | * |
| 119 | * @bi: struct vmw_ctx_bindinfo we derive from. |
| 120 | * @shader_slot: Device data used to reconstruct binding command. |
| 121 | * @slot: Device data used to reconstruct binding command. |
| 122 | */ |
| 123 | struct vmw_ctx_bindinfo_view { |
| 124 | struct vmw_ctx_bindinfo bi; |
| 125 | SVGA3dShaderType shader_slot; |
| 126 | uint32 slot; |
| 127 | }; |
| 128 | |
| 129 | /** |
| 130 | * struct vmw_ctx_bindinfo_so - StreamOutput binding metadata |
| 131 | * |
| 132 | * @bi: struct vmw_ctx_bindinfo we derive from. |
| 133 | * @offset: Device data used to reconstruct binding command. |
| 134 | * @size: Device data used to reconstruct binding command. |
| 135 | * @slot: Device data used to reconstruct binding command. |
| 136 | */ |
| 137 | struct vmw_ctx_bindinfo_so { |
| 138 | struct vmw_ctx_bindinfo bi; |
| 139 | uint32 offset; |
| 140 | uint32 size; |
| 141 | uint32 slot; |
| 142 | }; |
| 143 | |
| 144 | /** |
| 145 | * struct vmw_ctx_bindinfo_vb - Vertex buffer binding metadata |
| 146 | * |
| 147 | * @bi: struct vmw_ctx_bindinfo we derive from. |
| 148 | * @offset: Device data used to reconstruct binding command. |
| 149 | * @stride: Device data used to reconstruct binding command. |
| 150 | * @slot: Device data used to reconstruct binding command. |
| 151 | */ |
| 152 | struct vmw_ctx_bindinfo_vb { |
| 153 | struct vmw_ctx_bindinfo bi; |
| 154 | uint32 offset; |
| 155 | uint32 stride; |
| 156 | uint32 slot; |
| 157 | }; |
| 158 | |
| 159 | /** |
| 160 | * struct vmw_ctx_bindinfo_ib - StreamOutput binding metadata |
| 161 | * |
| 162 | * @bi: struct vmw_ctx_bindinfo we derive from. |
| 163 | * @offset: Device data used to reconstruct binding command. |
| 164 | * @format: Device data used to reconstruct binding command. |
| 165 | */ |
| 166 | struct vmw_ctx_bindinfo_ib { |
| 167 | struct vmw_ctx_bindinfo bi; |
| 168 | uint32 offset; |
| 169 | uint32 format; |
| 170 | }; |
| 171 | |
| 172 | /** |
| 173 | * struct vmw_dx_shader_bindings - per shader type context binding state |
| 174 | * |
| 175 | * @shader: The shader binding for this shader type |
| 176 | * @const_buffer: Const buffer bindings for this shader type. |
| 177 | * @shader_res: Shader resource view bindings for this shader type. |
| 178 | * @dirty_sr: Bitmap tracking individual shader resource bindings changes |
| 179 | * that have not yet been emitted to the device. |
| 180 | * @dirty: Bitmap tracking per-binding type binding changes that have not |
| 181 | * yet been emitted to the device. |
| 182 | */ |
| 183 | struct vmw_dx_shader_bindings { |
| 184 | struct vmw_ctx_bindinfo_shader shader; |
| 185 | struct vmw_ctx_bindinfo_cb const_buffers[SVGA3D_DX_MAX_CONSTBUFFERS]; |
| 186 | struct vmw_ctx_bindinfo_view shader_res[SVGA3D_DX_MAX_SRVIEWS]; |
| 187 | DECLARE_BITMAP(dirty_sr, SVGA3D_DX_MAX_SRVIEWS); |
| 188 | unsigned long dirty; |
| 189 | }; |
| 190 | |
| 191 | extern void vmw_binding_add(struct vmw_ctx_binding_state *cbs, |
| 192 | const struct vmw_ctx_bindinfo *ci, |
| 193 | u32 shader_slot, u32 slot); |
| 194 | extern void |
| 195 | vmw_binding_state_commit(struct vmw_ctx_binding_state *to, |
| 196 | struct vmw_ctx_binding_state *from); |
| 197 | extern void vmw_binding_res_list_kill(struct list_head *head); |
| 198 | extern void vmw_binding_res_list_scrub(struct list_head *head); |
| 199 | extern int vmw_binding_rebind_all(struct vmw_ctx_binding_state *cbs); |
| 200 | extern void vmw_binding_state_kill(struct vmw_ctx_binding_state *cbs); |
| 201 | extern void vmw_binding_state_scrub(struct vmw_ctx_binding_state *cbs); |
| 202 | extern struct vmw_ctx_binding_state * |
| 203 | vmw_binding_state_alloc(struct vmw_private *dev_priv); |
| 204 | extern void vmw_binding_state_free(struct vmw_ctx_binding_state *cbs); |
| 205 | extern struct list_head * |
| 206 | vmw_binding_state_list(struct vmw_ctx_binding_state *cbs); |
| 207 | extern void vmw_binding_state_reset(struct vmw_ctx_binding_state *cbs); |
| 208 | |
| 209 | #endif |