ath_netbsd.h

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    1 /*      $NetBSD: ath_netbsd.h,v 1.16 2017/02/02 10:05:35 nonaka Exp $ */
    2 
    3 /*-
    4  * Copyright (c) 2003, 2004 David Young
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   26  */
   27 #ifndef _ATH_NETBSD_H
   28 #define _ATH_NETBSD_H
   29 
   30 #include <sys/sysctl.h>
   31 #include <sys/intr.h>
   32 
   33 typedef struct ath_task {
   34         void    *t_soft_ih;
   35 } ath_task_t;
   36 
   37 #define ATH_CALLOUT_INIT(__ch, __mpsafe) callout_init((__ch), 0)
   38 
   39 #define TASK_INIT(__task, __zero, __func, __context)    \
   40         do {                                            \
   41                 (__task)->t_soft_ih =                   \
   42                     softint_establish(SOFTINT_NET,      \
   43                       __CONCAT(__func, _si),            \
   44                       (__context));                     \
   45                 KASSERT((__task)->t_soft_ih);           \
   46         } while (0)
   47 
   48 #define TASK_RUN_OR_ENQUEUE(__task)     \
   49         softint_schedule((__task)->t_soft_ih);
   50 
   51 typedef kmutex_t ath_txq_lock_t;
   52 #define ATH_TXQ_LOCK_INIT(_sc, _tq)     mutex_init(&(_tq)->axq_lock, MUTEX_DEFAULT, IPL_NET)
   53 #define ATH_TXQ_LOCK_DESTROY(_tq)       mutex_destroy(&(_tq)->axq_lock)
   54 #define ATH_TXQ_LOCK(_tq)               mutex_enter(&(_tq)->axq_lock)
   55 #define ATH_TXQ_UNLOCK(_tq)             mutex_exit(&(_tq)->axq_lock)
   56 #define ATH_TXQ_LOCK_ASSERT(_tq)        do { KASSERTMSG(mutex_owned(&(_tq)->axq_lock), "txq lock unheld"); } while (/*CONSTCOND*/true)
   57 
   58 typedef kmutex_t ath_txbuf_lock_t;
   59 #define ATH_TXBUF_LOCK_INIT(_sc)        mutex_init(&(_sc)->sc_txbuflock, MUTEX_DEFAULT, IPL_NET)
   60 #define ATH_TXBUF_LOCK_DESTROY(_sc)     mutex_destroy(&(_sc)->sc_txbuflock)
   61 #define ATH_TXBUF_LOCK(_sc)             mutex_enter(&(_sc)->sc_txbuflock)
   62 #define ATH_TXBUF_UNLOCK(_sc)           mutex_exit(&(_sc)->sc_txbuflock)
   63 #define ATH_TXBUF_LOCK_ASSERT(_sc)      do { KASSERTMSG(mutex_owned(&(_sc)->sc_txbuflock), "txbuf lock unheld"); } while (/*CONSTCOND*/true)
   64 
   65 #define NET_LOCK_GIANT_FUNC_INIT()      int s
   66 #define NET_LOCK_GIANT()                s = splnet()
   67 #define NET_UNLOCK_GIANT()              splx(s)
   68 
   69 #define SYSCTL_INT_SUBR(__rw, __name, __descr)                               \
   70         sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_PERMANENT|(__rw),     \
   71             CTLTYPE_INT, #__name, SYSCTL_DESCR(__descr), ath_sysctl_##__name,\
   72             0, (void *)sc, 0, CTL_CREATE, CTL_EOL)
   73 
   74 #define __PFX(__pfx, __name)    __pfx##__name
   75 
   76 #define SYSCTL_PFX_INT(__pfx, __rw, __name, __descr)                    \
   77         sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_PERMANENT|(__rw),\
   78             CTLTYPE_INT, #__name, SYSCTL_DESCR(__descr), NULL, 0,       \
   79             __PFX(&__pfx, __name), 0, CTL_CREATE, CTL_EOL)
   80 
   81 #define SYSCTL_INT(__rw, __name, __descr)                               \
   82         SYSCTL_PFX_INT(sc->sc_, __rw, __name, __descr)
   83 
   84 #define SYSCTL_GLOBAL_INT(__rw, __name, __descr, __var)                 \
   85         sysctl_createv(clog, 0, &rnode, &cnode,                         \
   86             CTLFLAG_PERMANENT|(__rw), CTLTYPE_INT, __name,              \
   87             SYSCTL_DESCR(__descr), NULL, 0, &ath_##__var, 0, CTL_CREATE,\
   88             CTL_EOL)
   89 
   90 const struct sysctlnode *ath_sysctl_treetop(struct sysctllog **);
   91 const struct sysctlnode *ath_sysctl_instance(const char *, struct sysctllog **);
   92 
   93 #endif /* _ATH_NETBSD_H */

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FreeBSD/Linux Kernel Cross Reference sys/dev/ic/ath_netbsd.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/ath_netbsd.h