src/gallium/winsys/svga/drm/vmw_shader.h

   1 /**********************************************************
   2  * Copyright 2009-2015 VMware, Inc.  All rights reserved.
   3  *
   4  * Permission is hereby granted, free of charge, to any person
   5  * obtaining a copy of this software and associated documentation
   6  * files (the "Software"), to deal in the Software without
   7  * restriction, including without limitation the rights to use, copy,
   8  * modify, merge, publish, distribute, sublicense, and/or sell copies
   9  * of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  *
  24  **********************************************************/
  25
  26 /**
  27  * @file
  28  * Shaders for VMware SVGA winsys.
  29  *
  30  * @author Jose Fonseca <jfonseca@vmware.com>
  31  * @author Thomas Hellstrom <thellstrom@vmware.com>
  32  */
  33
  34 #ifndef VMW_SHADER_H_
  35 #define VMW_SHADER_H_
  36
  37 #include "pipe/p_compiler.h"
  38 #include "util/u_atomic.h"
  39 #include "util/u_inlines.h"
  40
  41 struct vmw_svga_winsys_shader
  42 {
  43    int32_t validated;
  44    struct pipe_reference refcnt;
  45
  46    struct vmw_winsys_screen *screen;
  47    struct svga_winsys_buffer *buf;
  48    uint32_t shid;
  49 };
  50
  51 static inline struct svga_winsys_gb_shader *
  52 svga_winsys_shader(struct vmw_svga_winsys_shader *shader)
  53 {
  54    assert(!shader || shader->shid != SVGA3D_INVALID_ID);
  55    return (struct svga_winsys_gb_shader *)shader;
  56 }
  57
  58 static inline struct vmw_svga_winsys_shader *
  59 vmw_svga_winsys_shader(struct svga_winsys_gb_shader *shader)
  60 {
  61    return (struct vmw_svga_winsys_shader *)shader;
  62 }
  63
  64 void
  65 vmw_svga_winsys_shader_reference(struct vmw_svga_winsys_shader **pdst,
  66                                   struct vmw_svga_winsys_shader *src);
  67
  68 #endif /* VMW_SHADER_H_ */