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      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 (at) vmware.com>
     31  * @author Thomas Hellstrom <thellstrom (at) vmware.com>
     32  */
     33 
     34 #ifndef VMW_SHADER_H_
     35 
     36 #include "pipe/p_compiler.h"
     37 #include "util/u_atomic.h"
     38 #include "util/u_inlines.h"
     39 
     40 struct vmw_svga_winsys_shader
     41 {
     42    int32_t validated;
     43    struct pipe_reference refcnt;
     44 
     45    struct vmw_winsys_screen *screen;
     46    struct svga_winsys_buffer *buf;
     47    uint32_t shid;
     48 };
     49 
     50 static inline struct svga_winsys_gb_shader *
     51 svga_winsys_shader(struct vmw_svga_winsys_shader *shader)
     52 {
     53    assert(!shader || shader->shid != SVGA3D_INVALID_ID);
     54    return (struct svga_winsys_gb_shader *)shader;
     55 }
     56 
     57 static inline struct vmw_svga_winsys_shader *
     58 vmw_svga_winsys_shader(struct svga_winsys_gb_shader *shader)
     59 {
     60    return (struct vmw_svga_winsys_shader *)shader;
     61 }
     62 
     63 void
     64 vmw_svga_winsys_shader_reference(struct vmw_svga_winsys_shader **pdst,
     65                                   struct vmw_svga_winsys_shader *src);
     66 
     67 #endif /* VMW_SHADER_H_ */
     68