1 | /* SPDX-License-Identifier: GPL-2.0 OR MIT */ |
2 | /************************************************************************** |
3 | * |
4 | * Copyright 2015 VMware, Inc., Palo Alto, CA., USA |
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 <linux/list.h> |
31 | |
32 | #include "device_include/svga3d_reg.h" |
33 | |
34 | #define VMW_MAX_VIEW_BINDINGS 128 |
35 | |
36 | #define VMW_MAX_UAV_BIND_TYPE 2 |
37 | |
38 | struct vmw_private; |
39 | struct vmw_ctx_binding_state; |
40 | |
41 | /* |
42 | * enum vmw_ctx_binding_type - abstract resource to context binding types |
43 | */ |
44 | enum vmw_ctx_binding_type { |
45 | vmw_ctx_binding_shader, |
46 | vmw_ctx_binding_rt, |
47 | vmw_ctx_binding_tex, |
48 | vmw_ctx_binding_cb, |
49 | vmw_ctx_binding_dx_shader, |
50 | vmw_ctx_binding_dx_rt, |
51 | vmw_ctx_binding_sr, |
52 | vmw_ctx_binding_ds, |
53 | vmw_ctx_binding_so_target, |
54 | vmw_ctx_binding_vb, |
55 | vmw_ctx_binding_ib, |
56 | vmw_ctx_binding_uav, |
57 | vmw_ctx_binding_cs_uav, |
58 | vmw_ctx_binding_so, |
59 | vmw_ctx_binding_max |
60 | }; |
61 | |
62 | /** |
63 | * struct vmw_ctx_bindinfo - single binding metadata |
64 | * |
65 | * @ctx_list: List head for the context's list of bindings. |
66 | * @res_list: List head for a resource's list of bindings. |
67 | * @ctx: Non-refcounted pointer to the context that owns the binding. NULL |
68 | * indicates no binding present. |
69 | * @res: Non-refcounted pointer to the resource the binding points to. This |
70 | * is typically a surface or a view. |
71 | * @bt: Binding type. |
72 | * @scrubbed: Whether the binding has been scrubbed from the context. |
73 | */ |
74 | struct vmw_ctx_bindinfo { |
75 | struct list_head ctx_list; |
76 | struct list_head res_list; |
77 | struct vmw_resource *ctx; |
78 | struct vmw_resource *res; |
79 | enum vmw_ctx_binding_type bt; |
80 | bool scrubbed; |
81 | }; |
82 | |
83 | /** |
84 | * struct vmw_ctx_bindinfo_tex - texture stage binding metadata |
85 | * |
86 | * @bi: struct vmw_ctx_bindinfo we derive from. |
87 | * @texture_stage: Device data used to reconstruct binding command. |
88 | */ |
89 | struct vmw_ctx_bindinfo_tex { |
90 | struct vmw_ctx_bindinfo bi; |
91 | uint32 texture_stage; |
92 | }; |
93 | |
94 | /** |
95 | * struct vmw_ctx_bindinfo_shader - Shader binding metadata |
96 | * |
97 | * @bi: struct vmw_ctx_bindinfo we derive from. |
98 | * @shader_slot: Device data used to reconstruct binding command. |
99 | */ |
100 | struct vmw_ctx_bindinfo_shader { |
101 | struct vmw_ctx_bindinfo bi; |
102 | SVGA3dShaderType shader_slot; |
103 | }; |
104 | |
105 | /** |
106 | * struct vmw_ctx_bindinfo_cb - Constant buffer binding metadata |
107 | * |
108 | * @bi: struct vmw_ctx_bindinfo we derive from. |
109 | * @shader_slot: Device data used to reconstruct binding command. |
110 | * @offset: Device data used to reconstruct binding command. |
111 | * @size: Device data used to reconstruct binding command. |
112 | * @slot: Device data used to reconstruct binding command. |
113 | */ |
114 | struct vmw_ctx_bindinfo_cb { |
115 | struct vmw_ctx_bindinfo bi; |
116 | SVGA3dShaderType shader_slot; |
117 | uint32 offset; |
118 | uint32 size; |
119 | uint32 slot; |
120 | }; |
121 | |
122 | /** |
123 | * struct vmw_ctx_bindinfo_view - View binding metadata |
124 | * |
125 | * @bi: struct vmw_ctx_bindinfo we derive from. |
126 | * @shader_slot: Device data used to reconstruct binding command. |
127 | * @slot: Device data used to reconstruct binding command. |
128 | */ |
129 | struct vmw_ctx_bindinfo_view { |
130 | struct vmw_ctx_bindinfo bi; |
131 | SVGA3dShaderType shader_slot; |
132 | uint32 slot; |
133 | }; |
134 | |
135 | /** |
136 | * struct vmw_ctx_bindinfo_so_target - StreamOutput binding metadata |
137 | * |
138 | * @bi: struct vmw_ctx_bindinfo we derive from. |
139 | * @offset: Device data used to reconstruct binding command. |
140 | * @size: Device data used to reconstruct binding command. |
141 | * @slot: Device data used to reconstruct binding command. |
142 | */ |
143 | struct vmw_ctx_bindinfo_so_target { |
144 | struct vmw_ctx_bindinfo bi; |
145 | uint32 offset; |
146 | uint32 size; |
147 | uint32 slot; |
148 | }; |
149 | |
150 | /** |
151 | * struct vmw_ctx_bindinfo_vb - Vertex buffer binding metadata |
152 | * |
153 | * @bi: struct vmw_ctx_bindinfo we derive from. |
154 | * @offset: Device data used to reconstruct binding command. |
155 | * @stride: Device data used to reconstruct binding command. |
156 | * @slot: Device data used to reconstruct binding command. |
157 | */ |
158 | struct vmw_ctx_bindinfo_vb { |
159 | struct vmw_ctx_bindinfo bi; |
160 | uint32 offset; |
161 | uint32 stride; |
162 | uint32 slot; |
163 | }; |
164 | |
165 | /** |
166 | * struct vmw_ctx_bindinfo_ib - StreamOutput binding metadata |
167 | * |
168 | * @bi: struct vmw_ctx_bindinfo we derive from. |
169 | * @offset: Device data used to reconstruct binding command. |
170 | * @format: Device data used to reconstruct binding command. |
171 | */ |
172 | struct vmw_ctx_bindinfo_ib { |
173 | struct vmw_ctx_bindinfo bi; |
174 | uint32 offset; |
175 | uint32 format; |
176 | }; |
177 | |
178 | /** |
179 | * struct vmw_dx_shader_bindings - per shader type context binding state |
180 | * |
181 | * @shader: The shader binding for this shader type |
182 | * @const_buffer: Const buffer bindings for this shader type. |
183 | * @shader_res: Shader resource view bindings for this shader type. |
184 | * @dirty_sr: Bitmap tracking individual shader resource bindings changes |
185 | * that have not yet been emitted to the device. |
186 | * @dirty: Bitmap tracking per-binding type binding changes that have not |
187 | * yet been emitted to the device. |
188 | */ |
189 | struct vmw_dx_shader_bindings { |
190 | struct vmw_ctx_bindinfo_shader shader; |
191 | struct vmw_ctx_bindinfo_cb const_buffers[SVGA3D_DX_MAX_CONSTBUFFERS]; |
192 | struct vmw_ctx_bindinfo_view shader_res[SVGA3D_DX_MAX_SRVIEWS]; |
193 | DECLARE_BITMAP(dirty_sr, SVGA3D_DX_MAX_SRVIEWS); |
194 | unsigned long dirty; |
195 | }; |
196 | |
197 | /** |
198 | * struct vmw_ctx_bindinfo_uav - UAV context binding state. |
199 | * @views: UAV view bindings. |
200 | * @splice_index: The device splice index set by user-space. |
201 | */ |
202 | struct vmw_ctx_bindinfo_uav { |
203 | struct vmw_ctx_bindinfo_view views[SVGA3D_DX11_1_MAX_UAVIEWS]; |
204 | uint32 index; |
205 | }; |
206 | |
207 | /** |
208 | * struct vmw_ctx_bindinfo_so - Stream output binding metadata. |
209 | * @bi: struct vmw_ctx_bindinfo we derive from. |
210 | * @slot: Device data used to reconstruct binding command. |
211 | */ |
212 | struct vmw_ctx_bindinfo_so { |
213 | struct vmw_ctx_bindinfo bi; |
214 | uint32 slot; |
215 | }; |
216 | |
217 | extern void vmw_binding_add(struct vmw_ctx_binding_state *cbs, |
218 | const struct vmw_ctx_bindinfo *ci, |
219 | u32 shader_slot, u32 slot); |
220 | extern void vmw_binding_cb_offset_update(struct vmw_ctx_binding_state *cbs, |
221 | u32 shader_slot, u32 slot, u32 offsetInBytes); |
222 | extern void vmw_binding_add_uav_index(struct vmw_ctx_binding_state *cbs, |
223 | uint32 slot, uint32 splice_index); |
224 | extern void |
225 | vmw_binding_state_commit(struct vmw_ctx_binding_state *to, |
226 | struct vmw_ctx_binding_state *from); |
227 | extern void vmw_binding_res_list_kill(struct list_head *head); |
228 | extern void vmw_binding_res_list_scrub(struct list_head *head); |
229 | extern int vmw_binding_rebind_all(struct vmw_ctx_binding_state *cbs); |
230 | extern void vmw_binding_state_kill(struct vmw_ctx_binding_state *cbs); |
231 | extern void vmw_binding_state_scrub(struct vmw_ctx_binding_state *cbs); |
232 | extern struct vmw_ctx_binding_state * |
233 | vmw_binding_state_alloc(struct vmw_private *dev_priv); |
234 | extern void vmw_binding_state_free(struct vmw_ctx_binding_state *cbs); |
235 | extern struct list_head * |
236 | vmw_binding_state_list(struct vmw_ctx_binding_state *cbs); |
237 | extern void vmw_binding_state_reset(struct vmw_ctx_binding_state *cbs); |
238 | extern u32 vmw_binding_dirtying(enum vmw_ctx_binding_type binding_type); |
239 | |
240 | |
241 | #endif |
242 | |