67 lines
2.5 KiB
C
67 lines
2.5 KiB
C
/*
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* Copyright 2018 Chromium.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* on the rights to use, copy, modify, merge, publish, distribute, sub
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* license, and/or sell copies of the Software, and to permit persons to whom
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* the Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef VIRGL_TRANSFER_QUEUE_H
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#define VIRGL_TRANSFER_QUEUE_H
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#include "pipe/p_defines.h"
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#include "util/list.h"
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struct virgl_cmd_buf;
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struct virgl_screen;
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struct virgl_context;
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struct virgl_transfer;
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struct virgl_transfer_queue {
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struct list_head transfer_list;
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struct virgl_screen *vs;
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struct virgl_context *vctx;
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struct virgl_cmd_buf *tbuf;
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uint32_t num_dwords;
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};
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void virgl_transfer_queue_init(struct virgl_transfer_queue *queue,
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struct virgl_context *vctx);
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void virgl_transfer_queue_fini(struct virgl_transfer_queue *queue);
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int virgl_transfer_queue_unmap(struct virgl_transfer_queue *queue,
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struct virgl_transfer *transfer);
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int virgl_transfer_queue_clear(struct virgl_transfer_queue *queue,
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struct virgl_cmd_buf *buf);
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bool virgl_transfer_queue_is_queued(struct virgl_transfer_queue *queue,
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struct virgl_transfer *transfer);
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/*
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* Search the transfer queue for a transfer suitable for extension and
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* extend it to include the specified data.
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*/
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bool virgl_transfer_queue_extend_buffer(struct virgl_transfer_queue *queue,
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const struct virgl_hw_res *hw_res,
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unsigned offset, unsigned size,
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const void *data);
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#endif /* VIRGL_TRANSFER_QUEUE_H */
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