forked from Qortal/Brooklyn
81 lines
3.1 KiB
C
81 lines
3.1 KiB
C
/*
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Copyright (c) 2012, Broadcom Europe Ltd
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the copyright holder nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef MMAL_VC_CLIENT_H
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#define MMAL_VC_CLIENT_H
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/** @file mmal_vc_client_priv.h
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*
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* Internal API for vchiq_arm MMAL client.
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*/
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struct MMAL_CLIENT_T;
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typedef struct MMAL_CLIENT_T MMAL_CLIENT_T;
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void mmal_vc_client_init(void);
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/** Hold the context required when sending a buffer to the copro.
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*/
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typedef struct MMAL_VC_CLIENT_BUFFER_CONTEXT_T
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{
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uint32_t magic;
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/** Called when VC is done with the buffer */
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void (*callback)(struct mmal_worker_buffer_from_host *);
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/** Called when VC sends an event */
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void (*callback_event)(MMAL_PORT_T *port, MMAL_BUFFER_HEADER_T *event);
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/** The port this buffer was sent to */
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MMAL_PORT_T *port;
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/** The original buffer from the host. */
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MMAL_BUFFER_HEADER_T *buffer;
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/** The actual message sent to the host */
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struct mmal_worker_buffer_from_host msg;
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} MMAL_VC_CLIENT_BUFFER_CONTEXT_T;
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MMAL_CLIENT_T *mmal_vc_get_client(void);
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MMAL_STATUS_T mmal_vc_sendwait_message(MMAL_CLIENT_T *client,
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mmal_worker_msg_header *header,
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size_t size,
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uint32_t msgid,
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void *dest,
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size_t *destlen,
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MMAL_BOOL_T send_dummy_bulk);
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MMAL_STATUS_T mmal_vc_send_message(MMAL_CLIENT_T *client,
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mmal_worker_msg_header *header, size_t size,
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uint8_t *data, size_t data_size,
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uint32_t msgid);
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#endif
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