2 * Copyright 2014, 2015 Red Hat.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
24 #ifndef VIRGL_RESOURCE_H
25 #define VIRGL_RESOURCE_H
27 #include "util/u_inlines.h"
28 #include "util/u_range.h"
29 #include "util/list.h"
30 #include "util/u_transfer.h"
33 #define VR_MAX_TEXTURE_2D_LEVELS 15
37 struct virgl_resource
{
39 struct virgl_hw_res
*hw_res
;
44 struct virgl_resource base
;
46 struct list_head flush_list
;
49 /* The buffer range which is initialized (with a write transfer,
50 * streamout, DMA, or as a random access target). The rest of
51 * the buffer is considered invalid and can be mapped unsynchronized.
53 * This allows unsychronized mapping of a buffer range which hasn't
54 * been used yet. It's for applications which forget to use
55 * the unsynchronized map flag and expect the driver to figure it out.
57 struct util_range valid_buffer_range
;
60 struct virgl_texture
{
61 struct virgl_resource base
;
63 unsigned long level_offset
[VR_MAX_TEXTURE_2D_LEVELS
];
64 unsigned stride
[VR_MAX_TEXTURE_2D_LEVELS
];
67 struct virgl_transfer
{
68 struct pipe_transfer base
;
70 struct virgl_resource
*resolve_tmp
;
73 void virgl_resource_destroy(struct pipe_screen
*screen
,
74 struct pipe_resource
*resource
);
76 void virgl_init_screen_resource_functions(struct pipe_screen
*screen
);
78 void virgl_init_context_resource_functions(struct pipe_context
*ctx
);
80 struct pipe_resource
*virgl_texture_create(struct virgl_screen
*vs
,
81 const struct pipe_resource
*templ
);
83 struct pipe_resource
*virgl_texture_from_handle(struct virgl_screen
*vs
,
84 const struct pipe_resource
*templ
,
85 struct winsys_handle
*whandle
);
87 static inline struct virgl_resource
*virgl_resource(struct pipe_resource
*r
)
89 return (struct virgl_resource
*)r
;
92 static inline struct virgl_buffer
*virgl_buffer(struct pipe_resource
*r
)
94 return (struct virgl_buffer
*)r
;
97 struct pipe_resource
*virgl_buffer_create(struct virgl_screen
*vs
,
98 const struct pipe_resource
*templ
);
100 static inline unsigned pipe_to_virgl_bind(unsigned pbind
)
102 unsigned outbind
= 0;
103 if (pbind
& PIPE_BIND_DEPTH_STENCIL
)
104 outbind
|= VIRGL_BIND_DEPTH_STENCIL
;
105 if (pbind
& PIPE_BIND_RENDER_TARGET
)
106 outbind
|= VIRGL_BIND_RENDER_TARGET
;
107 if (pbind
& PIPE_BIND_SAMPLER_VIEW
)
108 outbind
|= VIRGL_BIND_SAMPLER_VIEW
;
109 if (pbind
& PIPE_BIND_VERTEX_BUFFER
)
110 outbind
|= VIRGL_BIND_VERTEX_BUFFER
;
111 if (pbind
& PIPE_BIND_INDEX_BUFFER
)
112 outbind
|= VIRGL_BIND_INDEX_BUFFER
;
113 if (pbind
& PIPE_BIND_CONSTANT_BUFFER
)
114 outbind
|= VIRGL_BIND_CONSTANT_BUFFER
;
115 if (pbind
& PIPE_BIND_DISPLAY_TARGET
)
116 outbind
|= VIRGL_BIND_DISPLAY_TARGET
;
117 if (pbind
& PIPE_BIND_STREAM_OUTPUT
)
118 outbind
|= VIRGL_BIND_STREAM_OUTPUT
;
119 if (pbind
& PIPE_BIND_CURSOR
)
120 outbind
|= VIRGL_BIND_CURSOR
;
121 if (pbind
& PIPE_BIND_CUSTOM
)
122 outbind
|= VIRGL_BIND_CUSTOM
;
123 if (pbind
& PIPE_BIND_SCANOUT
)
124 outbind
|= VIRGL_BIND_SCANOUT
;
128 bool virgl_res_needs_flush_wait(struct virgl_context
*vctx
,
129 struct virgl_resource
*res
,
131 bool virgl_res_needs_readback(struct virgl_context
*vctx
,
132 struct virgl_resource
*res
,