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d80efd5c | 1 | /************************************************************************** |
54fbde8a | 2 | * Copyright © 2014-2015 VMware, Inc., Palo Alto, CA., USA |
d80efd5c TH |
3 | * All Rights Reserved. |
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_max, | |
34 | }; | |
35 | ||
36 | enum vmw_so_type { | |
37 | vmw_so_el, | |
38 | vmw_so_bs, | |
39 | vmw_so_ds, | |
40 | vmw_so_rs, | |
41 | vmw_so_ss, | |
42 | vmw_so_so, | |
43 | vmw_so_max, | |
44 | }; | |
45 | ||
46 | /** | |
47 | * union vmw_view_destroy - view destruction command body | |
48 | * | |
49 | * @rtv: RenderTarget view destruction command body | |
50 | * @srv: ShaderResource view destruction command body | |
51 | * @dsv: DepthStencil view destruction command body | |
52 | * @view_id: A single u32 view id. | |
53 | * | |
54 | * The assumption here is that all union members are really represented by a | |
55 | * single u32 in the command stream. If that's not the case, | |
56 | * the size of this union will not equal the size of an u32, and the | |
57 | * assumption is invalid, and we detect that at compile time in the | |
58 | * vmw_so_build_asserts() function. | |
59 | */ | |
60 | union vmw_view_destroy { | |
61 | struct SVGA3dCmdDXDestroyRenderTargetView rtv; | |
62 | struct SVGA3dCmdDXDestroyShaderResourceView srv; | |
63 | struct SVGA3dCmdDXDestroyDepthStencilView dsv; | |
64 | u32 view_id; | |
65 | }; | |
66 | ||
67 | /* Map enum vmw_view_type to view destroy command ids*/ | |
68 | extern const u32 vmw_view_destroy_cmds[]; | |
69 | ||
70 | /* Map enum vmw_view_type to SVGACOTableType */ | |
71 | extern const SVGACOTableType vmw_view_cotables[]; | |
72 | ||
73 | /* Map enum vmw_so_type to SVGACOTableType */ | |
74 | extern const SVGACOTableType vmw_so_cotables[]; | |
75 | ||
76 | /* | |
77 | * vmw_view_cmd_to_type - Return the view type for a create or destroy command | |
78 | * | |
79 | * @id: The SVGA3D command id. | |
80 | * | |
81 | * For a given view create or destroy command id, return the corresponding | |
82 | * enum vmw_view_type. If the command is unknown, return vmw_view_max. | |
83 | * The validity of the simplified calculation is verified in the | |
84 | * vmw_so_build_asserts() function. | |
85 | */ | |
86 | static inline enum vmw_view_type vmw_view_cmd_to_type(u32 id) | |
87 | { | |
88 | u32 tmp = (id - SVGA_3D_CMD_DX_DEFINE_SHADERRESOURCE_VIEW) / 2; | |
89 | ||
90 | if (tmp > (u32)vmw_view_max) | |
91 | return vmw_view_max; | |
92 | ||
93 | return (enum vmw_view_type) tmp; | |
94 | } | |
95 | ||
96 | /* | |
97 | * vmw_so_cmd_to_type - Return the state object type for a | |
98 | * create or destroy command | |
99 | * | |
100 | * @id: The SVGA3D command id. | |
101 | * | |
102 | * For a given state object create or destroy command id, | |
103 | * return the corresponding enum vmw_so_type. If the command is uknown, | |
104 | * return vmw_so_max. We should perhaps optimize this function using | |
105 | * a similar strategy as vmw_view_cmd_to_type(). | |
106 | */ | |
107 | static inline enum vmw_so_type vmw_so_cmd_to_type(u32 id) | |
108 | { | |
109 | switch (id) { | |
110 | case SVGA_3D_CMD_DX_DEFINE_ELEMENTLAYOUT: | |
111 | case SVGA_3D_CMD_DX_DESTROY_ELEMENTLAYOUT: | |
112 | return vmw_so_el; | |
113 | case SVGA_3D_CMD_DX_DEFINE_BLEND_STATE: | |
114 | case SVGA_3D_CMD_DX_DESTROY_BLEND_STATE: | |
115 | return vmw_so_bs; | |
116 | case SVGA_3D_CMD_DX_DEFINE_DEPTHSTENCIL_STATE: | |
117 | case SVGA_3D_CMD_DX_DESTROY_DEPTHSTENCIL_STATE: | |
118 | return vmw_so_ds; | |
119 | case SVGA_3D_CMD_DX_DEFINE_RASTERIZER_STATE: | |
120 | case SVGA_3D_CMD_DX_DESTROY_RASTERIZER_STATE: | |
121 | return vmw_so_rs; | |
122 | case SVGA_3D_CMD_DX_DEFINE_SAMPLER_STATE: | |
123 | case SVGA_3D_CMD_DX_DESTROY_SAMPLER_STATE: | |
124 | return vmw_so_ss; | |
125 | case SVGA_3D_CMD_DX_DEFINE_STREAMOUTPUT: | |
126 | case SVGA_3D_CMD_DX_DESTROY_STREAMOUTPUT: | |
127 | return vmw_so_so; | |
128 | default: | |
129 | break; | |
130 | } | |
131 | return vmw_so_max; | |
132 | } | |
133 | ||
134 | /* | |
135 | * View management - vmwgfx_so.c | |
136 | */ | |
137 | extern int vmw_view_add(struct vmw_cmdbuf_res_manager *man, | |
138 | struct vmw_resource *ctx, | |
139 | struct vmw_resource *srf, | |
140 | enum vmw_view_type view_type, | |
141 | u32 user_key, | |
142 | const void *cmd, | |
143 | size_t cmd_size, | |
144 | struct list_head *list); | |
145 | ||
146 | extern int vmw_view_remove(struct vmw_cmdbuf_res_manager *man, | |
147 | u32 user_key, enum vmw_view_type view_type, | |
148 | struct list_head *list, | |
149 | struct vmw_resource **res_p); | |
150 | ||
151 | extern void vmw_view_surface_list_destroy(struct vmw_private *dev_priv, | |
152 | struct list_head *view_list); | |
153 | extern void vmw_view_cotable_list_destroy(struct vmw_private *dev_priv, | |
154 | struct list_head *list, | |
155 | bool readback); | |
156 | extern struct vmw_resource *vmw_view_srf(struct vmw_resource *res); | |
157 | extern struct vmw_resource *vmw_view_lookup(struct vmw_cmdbuf_res_manager *man, | |
158 | enum vmw_view_type view_type, | |
159 | u32 user_key); | |
160 | #endif |