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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
35struct vmw_private;
36struct vmw_ctx_binding_state;
37
38/*
39 * enum vmw_ctx_binding_type - abstract resource to context binding types
40 */
41enum 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 */
68struct 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 */
83struct 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 */
94struct 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 */
108struct 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 */
123struct 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 */
137struct 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 */
152struct 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 */
166struct 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 */
183struct 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
191extern void vmw_binding_add(struct vmw_ctx_binding_state *cbs,
192 const struct vmw_ctx_bindinfo *ci,
193 u32 shader_slot, u32 slot);
194extern void
195vmw_binding_state_commit(struct vmw_ctx_binding_state *to,
196 struct vmw_ctx_binding_state *from);
197extern void vmw_binding_res_list_kill(struct list_head *head);
198extern void vmw_binding_res_list_scrub(struct list_head *head);
199extern int vmw_binding_rebind_all(struct vmw_ctx_binding_state *cbs);
200extern void vmw_binding_state_kill(struct vmw_ctx_binding_state *cbs);
201extern void vmw_binding_state_scrub(struct vmw_ctx_binding_state *cbs);
202extern struct vmw_ctx_binding_state *
203vmw_binding_state_alloc(struct vmw_private *dev_priv);
204extern void vmw_binding_state_free(struct vmw_ctx_binding_state *cbs);
205extern struct list_head *
206vmw_binding_state_list(struct vmw_ctx_binding_state *cbs);
207extern void vmw_binding_state_reset(struct vmw_ctx_binding_state *cbs);
208
209#endif
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
38struct vmw_private;
39struct vmw_ctx_binding_state;
40
41/*
42 * enum vmw_ctx_binding_type - abstract resource to context binding types
43 */
44enum 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 */
74struct 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 */
89struct 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 */
100struct 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 */
114struct 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 */
129struct 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 */
143struct 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 */
158struct 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 */
172struct 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 */
189struct 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 */
202struct vmw_ctx_bindinfo_uav {
203 struct vmw_ctx_bindinfo_view views[SVGA3D_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 */
212struct vmw_ctx_bindinfo_so {
213 struct vmw_ctx_bindinfo bi;
214 uint32 slot;
215};
216
217extern void vmw_binding_add(struct vmw_ctx_binding_state *cbs,
218 const struct vmw_ctx_bindinfo *ci,
219 u32 shader_slot, u32 slot);
220extern void vmw_binding_add_uav_index(struct vmw_ctx_binding_state *cbs,
221 uint32 slot, uint32 splice_index);
222extern void
223vmw_binding_state_commit(struct vmw_ctx_binding_state *to,
224 struct vmw_ctx_binding_state *from);
225extern void vmw_binding_res_list_kill(struct list_head *head);
226extern void vmw_binding_res_list_scrub(struct list_head *head);
227extern int vmw_binding_rebind_all(struct vmw_ctx_binding_state *cbs);
228extern void vmw_binding_state_kill(struct vmw_ctx_binding_state *cbs);
229extern void vmw_binding_state_scrub(struct vmw_ctx_binding_state *cbs);
230extern struct vmw_ctx_binding_state *
231vmw_binding_state_alloc(struct vmw_private *dev_priv);
232extern void vmw_binding_state_free(struct vmw_ctx_binding_state *cbs);
233extern struct list_head *
234vmw_binding_state_list(struct vmw_ctx_binding_state *cbs);
235extern void vmw_binding_state_reset(struct vmw_ctx_binding_state *cbs);
236extern u32 vmw_binding_dirtying(enum vmw_ctx_binding_type binding_type);
237
238
239#endif