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24 **********************************************************/
28 * Surfaces for VMware SVGA winsys.
30 * @author Jose Fonseca <jfonseca@vmware.com>
34 #ifndef VMW_SURFACE_H_
35 #define VMW_SURFACE_H_
38 #include "pipe/p_compiler.h"
39 #include "util/u_atomic.h"
40 #include "util/u_inlines.h"
41 #include "os/os_thread.h"
42 #include "pipebuffer/pb_buffer.h"
44 #define VMW_MAX_PRESENTS 3
48 struct vmw_svga_winsys_surface
50 int32_t validated
; /* atomic */
51 struct pipe_reference refcnt
;
53 struct vmw_winsys_screen
*screen
;
56 /* FIXME: make this thread safe */
57 unsigned next_present_no
;
58 uint32_t present_fences
[VMW_MAX_PRESENTS
];
61 struct svga_winsys_buffer
*buf
; /* Current backing guest buffer */
62 uint32_t mapcount
; /* Number of mappers */
63 uint32_t map_mode
; /* PIPE_TRANSFER_[READ|WRITE] */
64 void *data
; /* Pointer to data if mapcount != 0*/
65 boolean shared
; /* Shared surface. Never discard */
66 uint32_t size
; /* Size of backing buffer */
67 boolean rebind
; /* Surface needs a rebind after next unmap */
71 static inline struct svga_winsys_surface
*
72 svga_winsys_surface(struct vmw_svga_winsys_surface
*surf
)
74 assert(!surf
|| surf
->sid
!= SVGA3D_INVALID_ID
);
75 return (struct svga_winsys_surface
*)surf
;
79 static inline struct vmw_svga_winsys_surface
*
80 vmw_svga_winsys_surface(struct svga_winsys_surface
*surf
)
82 return (struct vmw_svga_winsys_surface
*)surf
;
87 vmw_svga_winsys_surface_reference(struct vmw_svga_winsys_surface
**pdst
,
88 struct vmw_svga_winsys_surface
*src
);
90 vmw_svga_winsys_surface_map(struct svga_winsys_context
*swc
,
91 struct svga_winsys_surface
*srf
,
92 unsigned flags
, boolean
*retry
);
94 vmw_svga_winsys_surface_unmap(struct svga_winsys_context
*swc
,
95 struct svga_winsys_surface
*srf
,
98 vmw_svga_winsys_surface_invalidate(struct svga_winsys_context
*swc
,
99 struct svga_winsys_surface
*srf
);
101 #endif /* VMW_SURFACE_H_ */