1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
2 /**************************************************************************
3 * Copyright 2014-2015 VMware, Inc., Palo Alto, CA., USA
5 * Permission is hereby granted, free of charge, to any person obtaining a
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17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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25 **************************************************************************/
48 * union vmw_view_destroy - view destruction command body
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.
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.
61 union vmw_view_destroy {
62 struct SVGA3dCmdDXDestroyRenderTargetView rtv;
63 struct SVGA3dCmdDXDestroyShaderResourceView srv;
64 struct SVGA3dCmdDXDestroyDepthStencilView dsv;
65 struct SVGA3dCmdDXDestroyUAView uav;
69 /* Map enum vmw_view_type to view destroy command ids*/
70 extern const u32 vmw_view_destroy_cmds[];
72 /* Map enum vmw_view_type to SVGACOTableType */
73 extern const SVGACOTableType vmw_view_cotables[];
75 /* Map enum vmw_so_type to SVGACOTableType */
76 extern const SVGACOTableType vmw_so_cotables[];
79 * vmw_view_cmd_to_type - Return the view type for a create or destroy command
81 * @id: The SVGA3D command id.
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.
88 static inline enum vmw_view_type vmw_view_cmd_to_type(u32 id)
90 u32 tmp = (id - SVGA_3D_CMD_DX_DEFINE_SHADERRESOURCE_VIEW) / 2;
92 if (id == SVGA_3D_CMD_DX_DEFINE_UA_VIEW ||
93 id == SVGA_3D_CMD_DX_DESTROY_UA_VIEW)
96 if (id == SVGA_3D_CMD_DX_DEFINE_DEPTHSTENCIL_VIEW_V2)
99 if (tmp > (u32)vmw_view_ds)
102 return (enum vmw_view_type) tmp;
106 * vmw_so_cmd_to_type - Return the state object type for a
107 * create or destroy command
109 * @id: The SVGA3D command id.
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().
116 static inline enum vmw_so_type vmw_so_cmd_to_type(u32 id)
119 case SVGA_3D_CMD_DX_DEFINE_ELEMENTLAYOUT:
120 case SVGA_3D_CMD_DX_DESTROY_ELEMENTLAYOUT:
122 case SVGA_3D_CMD_DX_DEFINE_BLEND_STATE:
123 case SVGA_3D_CMD_DX_DESTROY_BLEND_STATE:
125 case SVGA_3D_CMD_DX_DEFINE_DEPTHSTENCIL_STATE:
126 case SVGA_3D_CMD_DX_DESTROY_DEPTHSTENCIL_STATE:
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:
132 case SVGA_3D_CMD_DX_DEFINE_SAMPLER_STATE:
133 case SVGA_3D_CMD_DX_DESTROY_SAMPLER_STATE:
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:
146 * View management - vmwgfx_so.c
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,
155 struct list_head *list);
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);
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,
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,
171 extern u32 vmw_view_dirtying(struct vmw_resource *res);