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 | |
29 | enum 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 | |
37 | enum 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 | */ |
61 | union 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*/ |
70 | extern const u32 vmw_view_destroy_cmds[]; |
71 | |
72 | /* Map enum vmw_view_type to SVGACOTableType */ |
73 | extern const SVGACOTableType vmw_view_cotables[]; |
74 | |
75 | /* Map enum vmw_so_type to SVGACOTableType */ |
76 | extern 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 | */ |
88 | static 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 | */ |
116 | static 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 | */ |
148 | extern 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 | |
157 | extern 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 | |
162 | extern void vmw_view_surface_list_destroy(struct vmw_private *dev_priv, |
163 | struct list_head *view_list); |
164 | extern void vmw_view_cotable_list_destroy(struct vmw_private *dev_priv, |
165 | struct list_head *list, |
166 | bool readback); |
167 | extern struct vmw_resource *vmw_view_srf(struct vmw_resource *res); |
168 | extern struct vmw_resource *vmw_view_lookup(struct vmw_cmdbuf_res_manager *man, |
169 | enum vmw_view_type view_type, |
170 | u32 user_key); |
171 | extern u32 vmw_view_dirtying(struct vmw_resource *res); |
172 | #endif |
173 | |