freebsd-nq/sys/dev/iscsi/icl_wrappers.h
Edward Tomasz Napierala 7a03d007cf Extend ICL to add receive offload methods. For software ICL backend
they are no-ops.

MFC after:	1 month
Sponsored by:	The FreeBSD Foundation
2015-02-08 19:15:14 +00:00

146 lines
3.5 KiB
C

/*-
* Copyright (c) 2014 The FreeBSD Foundation
* All rights reserved.
*
* This software was developed by Edward Tomasz Napierala under sponsorship
* from the FreeBSD Foundation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
/*
* This file is used to provide the initiator and target with a prettier
* interface. It must not be included by ICL modules, such as icl_soft.c.
*/
#ifndef ICL_WRAPPERS_H
#define ICL_WRAPPERS_H
#include <sys/kobj.h>
#include <dev/iscsi/icl.h>
#include <icl_conn_if.h>
static inline struct icl_pdu *
icl_pdu_new(struct icl_conn *ic, int flags)
{
return (ICL_CONN_NEW_PDU(ic, flags));
}
static inline size_t
icl_pdu_data_segment_length(const struct icl_pdu *ip)
{
return (ICL_CONN_PDU_DATA_SEGMENT_LENGTH(ip->ip_conn, ip));
}
static inline int
icl_pdu_append_data(struct icl_pdu *ip, const void *addr, size_t len, int flags)
{
return (ICL_CONN_PDU_APPEND_DATA(ip->ip_conn, ip, addr, len, flags));
}
static inline void
icl_pdu_get_data(struct icl_pdu *ip, size_t off, void *addr, size_t len)
{
ICL_CONN_PDU_GET_DATA(ip->ip_conn, ip, off, addr, len);
}
static inline void
icl_pdu_queue(struct icl_pdu *ip)
{
ICL_CONN_PDU_QUEUE(ip->ip_conn, ip);
}
static inline void
icl_pdu_free(struct icl_pdu *ip)
{
ICL_CONN_PDU_FREE(ip->ip_conn, ip);
}
static inline void
icl_conn_free(struct icl_conn *ic)
{
ICL_CONN_FREE(ic);
}
static inline int
icl_conn_handoff(struct icl_conn *ic, int fd)
{
return (ICL_CONN_HANDOFF(ic, fd));
}
static inline void
icl_conn_close(struct icl_conn *ic)
{
ICL_CONN_CLOSE(ic);
}
static inline bool
icl_conn_connected(struct icl_conn *ic)
{
return (ICL_CONN_CONNECTED(ic));
}
static inline int
icl_conn_task_setup(struct icl_conn *ic, struct ccb_scsiio *csio,
uint32_t *task_tagp, void **prvp)
{
return (ICL_CONN_TASK_SETUP(ic, csio, task_tagp, prvp));
}
static inline void
icl_conn_task_done(struct icl_conn *ic, void *prv)
{
ICL_CONN_TASK_DONE(ic, prv);
}
static inline int
icl_conn_transfer_setup(struct icl_conn *ic, union ctl_io *io,
uint32_t *transfer_tagp, void **prvp)
{
return (ICL_CONN_TRANSFER_SETUP(ic, io, transfer_tagp, prvp));
}
static inline void
icl_conn_transfer_done(struct icl_conn *ic, void *prv)
{
ICL_CONN_TRANSFER_DONE(ic, prv);
}
#endif /* !ICL_WRAPPERS_H */