161 lines
5.2 KiB
C
161 lines
5.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR MIT */
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/**************************************************************************
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* Copyright 2014-2015 VMware, Inc., Palo Alto, CA., USA
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef VMW_SO_H
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#define VMW_SO_H
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enum vmw_view_type {
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vmw_view_sr,
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vmw_view_rt,
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vmw_view_ds,
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vmw_view_max,
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};
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enum vmw_so_type {
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vmw_so_el,
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vmw_so_bs,
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vmw_so_ds,
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vmw_so_rs,
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vmw_so_ss,
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vmw_so_so,
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vmw_so_max,
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};
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/**
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* union vmw_view_destroy - view destruction command body
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*
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* @rtv: RenderTarget view destruction command body
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* @srv: ShaderResource view destruction command body
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* @dsv: DepthStencil view destruction command body
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* @view_id: A single u32 view id.
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*
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* The assumption here is that all union members are really represented by a
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* single u32 in the command stream. If that's not the case,
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* the size of this union will not equal the size of an u32, and the
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* assumption is invalid, and we detect that at compile time in the
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* vmw_so_build_asserts() function.
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*/
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union vmw_view_destroy {
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struct SVGA3dCmdDXDestroyRenderTargetView rtv;
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struct SVGA3dCmdDXDestroyShaderResourceView srv;
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struct SVGA3dCmdDXDestroyDepthStencilView dsv;
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u32 view_id;
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};
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/* Map enum vmw_view_type to view destroy command ids*/
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extern const u32 vmw_view_destroy_cmds[];
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/* Map enum vmw_view_type to SVGACOTableType */
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extern const SVGACOTableType vmw_view_cotables[];
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/* Map enum vmw_so_type to SVGACOTableType */
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extern const SVGACOTableType vmw_so_cotables[];
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/*
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* vmw_view_cmd_to_type - Return the view type for a create or destroy command
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*
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* @id: The SVGA3D command id.
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*
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* For a given view create or destroy command id, return the corresponding
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* enum vmw_view_type. If the command is unknown, return vmw_view_max.
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* The validity of the simplified calculation is verified in the
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* vmw_so_build_asserts() function.
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*/
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static inline enum vmw_view_type vmw_view_cmd_to_type(u32 id)
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{
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u32 tmp = (id - SVGA_3D_CMD_DX_DEFINE_SHADERRESOURCE_VIEW) / 2;
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if (tmp > (u32)vmw_view_max)
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return vmw_view_max;
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return (enum vmw_view_type) tmp;
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}
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/*
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* vmw_so_cmd_to_type - Return the state object type for a
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* create or destroy command
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*
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* @id: The SVGA3D command id.
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*
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* For a given state object create or destroy command id,
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* return the corresponding enum vmw_so_type. If the command is uknown,
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* return vmw_so_max. We should perhaps optimize this function using
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* a similar strategy as vmw_view_cmd_to_type().
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*/
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static inline enum vmw_so_type vmw_so_cmd_to_type(u32 id)
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{
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switch (id) {
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case SVGA_3D_CMD_DX_DEFINE_ELEMENTLAYOUT:
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case SVGA_3D_CMD_DX_DESTROY_ELEMENTLAYOUT:
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return vmw_so_el;
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case SVGA_3D_CMD_DX_DEFINE_BLEND_STATE:
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case SVGA_3D_CMD_DX_DESTROY_BLEND_STATE:
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return vmw_so_bs;
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case SVGA_3D_CMD_DX_DEFINE_DEPTHSTENCIL_STATE:
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case SVGA_3D_CMD_DX_DESTROY_DEPTHSTENCIL_STATE:
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return vmw_so_ds;
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case SVGA_3D_CMD_DX_DEFINE_RASTERIZER_STATE:
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case SVGA_3D_CMD_DX_DESTROY_RASTERIZER_STATE:
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return vmw_so_rs;
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case SVGA_3D_CMD_DX_DEFINE_SAMPLER_STATE:
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case SVGA_3D_CMD_DX_DESTROY_SAMPLER_STATE:
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return vmw_so_ss;
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case SVGA_3D_CMD_DX_DEFINE_STREAMOUTPUT:
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case SVGA_3D_CMD_DX_DESTROY_STREAMOUTPUT:
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return vmw_so_so;
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default:
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break;
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}
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return vmw_so_max;
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}
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/*
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* View management - vmwgfx_so.c
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*/
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extern int vmw_view_add(struct vmw_cmdbuf_res_manager *man,
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struct vmw_resource *ctx,
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struct vmw_resource *srf,
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enum vmw_view_type view_type,
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u32 user_key,
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const void *cmd,
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size_t cmd_size,
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struct list_head *list);
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extern int vmw_view_remove(struct vmw_cmdbuf_res_manager *man,
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u32 user_key, enum vmw_view_type view_type,
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struct list_head *list,
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struct vmw_resource **res_p);
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extern void vmw_view_surface_list_destroy(struct vmw_private *dev_priv,
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struct list_head *view_list);
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extern void vmw_view_cotable_list_destroy(struct vmw_private *dev_priv,
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struct list_head *list,
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bool readback);
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extern struct vmw_resource *vmw_view_srf(struct vmw_resource *res);
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extern struct vmw_resource *vmw_view_lookup(struct vmw_cmdbuf_res_manager *man,
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enum vmw_view_type view_type,
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u32 user_key);
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#endif
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