2 * Copyright 2018 Chromium.
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
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21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
24 #ifndef VIRGL_TRANSFER_QUEUE_H
25 #define VIRGL_TRANSFER_QUEUE_H
27 #include "pipe/p_defines.h"
28 #include "util/list.h"
33 struct virgl_transfer
;
35 struct virgl_transfer_queue
{
36 struct list_head transfer_list
;
37 struct virgl_screen
*vs
;
38 struct virgl_context
*vctx
;
39 struct virgl_cmd_buf
*tbuf
;
43 void virgl_transfer_queue_init(struct virgl_transfer_queue
*queue
,
44 struct virgl_context
*vctx
);
46 void virgl_transfer_queue_fini(struct virgl_transfer_queue
*queue
);
48 int virgl_transfer_queue_unmap(struct virgl_transfer_queue
*queue
,
49 struct virgl_transfer
*transfer
);
51 int virgl_transfer_queue_clear(struct virgl_transfer_queue
*queue
,
52 struct virgl_cmd_buf
*buf
);
54 bool virgl_transfer_queue_is_queued(struct virgl_transfer_queue
*queue
,
55 struct virgl_transfer
*transfer
);
58 * Search the transfer queue for a transfer suitable for extension and
59 * extend it to include the specified data.
61 bool virgl_transfer_queue_extend_buffer(struct virgl_transfer_queue
*queue
,
62 const struct virgl_hw_res
*hw_res
,
63 unsigned offset
, unsigned size
,
66 #endif /* VIRGL_TRANSFER_QUEUE_H */