diff options
Diffstat (limited to 'src/gallium/winsys/svga/drm/vmw_surface.h')
-rw-r--r-- | src/gallium/winsys/svga/drm/vmw_surface.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/gallium/winsys/svga/drm/vmw_surface.h b/src/gallium/winsys/svga/drm/vmw_surface.h new file mode 100644 index 0000000000..3d61595c28 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_surface.h @@ -0,0 +1,79 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + **********************************************************/ + +/** + * @file + * Surfaces for VMware SVGA winsys. + * + * @author Jose Fonseca <jfonseca@vmware.com> + */ + + +#ifndef VMW_SURFACE_H_ +#define VMW_SURFACE_H_ + + +#include "pipe/p_compiler.h" +#include "util/u_atomic.h" +#include "util/u_inlines.h" + +#define VMW_MAX_PRESENTS 3 + + + +struct vmw_svga_winsys_surface +{ + int32_t validated; /* atomic */ + struct pipe_reference refcnt; + + struct vmw_winsys_screen *screen; + uint32_t sid; + + /* FIXME: make this thread safe */ + unsigned next_present_no; + uint32_t present_fences[VMW_MAX_PRESENTS]; +}; + + +static INLINE struct svga_winsys_surface * +svga_winsys_surface(struct vmw_svga_winsys_surface *surf) +{ + assert(!surf || surf->sid != SVGA3D_INVALID_ID); + return (struct svga_winsys_surface *)surf; +} + + +static INLINE struct vmw_svga_winsys_surface * +vmw_svga_winsys_surface(struct svga_winsys_surface *surf) +{ + return (struct vmw_svga_winsys_surface *)surf; +} + + +void +vmw_svga_winsys_surface_reference(struct vmw_svga_winsys_surface **pdst, + struct vmw_svga_winsys_surface *src); + +#endif /* VMW_SURFACE_H_ */ |