NetBSD/sys/dev/ic/ath_netbsd.h

128 lines
4.5 KiB
C

/* $NetBSD: ath_netbsd.h,v 1.10 2010/03/19 01:31:11 dyoung Exp $ */
/*-
* Copyright (c) 2003, 2004 David Young
* All rights reserved.
*
* 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 ``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 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.
*/
#ifndef _ATH_NETBSD_H
#define _ATH_NETBSD_H
#include <sys/sysctl.h>
#undef KASSERT
#define KASSERT(__cond, __complaint) if (!(__cond)) panic __complaint
typedef struct ath_task {
void (*t_func)(void*, int);
void *t_context;
} ath_task_t;
#define ATH_CALLOUT_INIT(__ch, __mpsafe) callout_init((__ch), 0)
#define TASK_INIT(__task, __zero, __func, __context) \
do { \
(__task)->t_func = (__func); \
(__task)->t_context = (__context); \
} while (0)
#define TASK_RUN_OR_ENQUEUE(__task) \
((*(__task)->t_func)((__task)->t_context, 1))
struct ath_lock {
int count;
int ipl;
};
#define ATH_LOCK_INIT_IMPL(_obj, _member) \
do { (_obj)->_member.count = 0; } while (0)
#define ATH_LOCK_IMPL(_obj, _member) \
do { \
int __s = splnet(); \
if ((_obj)->_member.count++ == 0) \
(_obj)->_member.ipl = __s; \
} while (0)
#define ATH_UNLOCK_IMPL(_obj, _member) \
do { \
if (--(_obj)->_member.count == 0) \
splx((_obj)->_member.ipl); \
else { \
KASSERT((_obj)->_member.count >= 0, \
("%s: no ATH_LOCK holders", __func__)); \
} \
} while (0)
typedef struct ath_lock ath_lock_t;
#define ATH_LOCK_INIT(_sc) ATH_LOCK_INIT_IMPL(_sc, sc_mtx)
#define ATH_LOCK_DESTROY(_sc)
#define ATH_LOCK(_sc) ATH_LOCK_IMPL(_sc, sc_mtx)
#define ATH_UNLOCK(_sc) ATH_UNLOCK_IMPL(_sc, sc_mtx)
#define ATH_LOCK_ASSERT(_sc)
typedef struct ath_lock ath_txq_lock_t;
#define ATH_TXQ_LOCK_INIT(_sc, _tq) ATH_LOCK_INIT_IMPL(_tq, axq_lock)
#define ATH_TXQ_LOCK_DESTROY(_tq)
#define ATH_TXQ_LOCK(_tq) ATH_LOCK_IMPL(_tq, axq_lock)
#define ATH_TXQ_UNLOCK(_tq) ATH_UNLOCK_IMPL(_tq, axq_lock)
#define ATH_TXQ_LOCK_ASSERT(_tq)
typedef struct ath_lock ath_txbuf_lock_t;
#define ATH_TXBUF_LOCK_INIT(_sc) ATH_LOCK_INIT_IMPL(_sc, sc_txbuflock)
#define ATH_TXBUF_LOCK_DESTROY(_sc)
#define ATH_TXBUF_LOCK(_sc) ATH_LOCK_IMPL(_sc, sc_txbuflock)
#define ATH_TXBUF_UNLOCK(_sc) ATH_UNLOCK_IMPL(_sc, sc_txbuflock)
#define ATH_TXBUF_LOCK_ASSERT(_sc)
#define NET_LOCK_GIANT()
#define NET_UNLOCK_GIANT()
#define IF_LOCK(__q)
#define IF_UNLOCK(__q)
#define SYSCTL_INT_SUBR(__rw, __name, __descr) \
sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_PERMANENT|(__rw), \
CTLTYPE_INT, #__name, SYSCTL_DESCR(__descr), ath_sysctl_##__name,\
0, sc, 0, CTL_CREATE, CTL_EOL)
#define __PFX(__pfx, __name) __pfx##__name
#define SYSCTL_PFX_INT(__pfx, __rw, __name, __descr) \
sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_PERMANENT|(__rw),\
CTLTYPE_INT, #__name, SYSCTL_DESCR(__descr), NULL, 0, \
__PFX(&__pfx, __name), 0, CTL_CREATE, CTL_EOL)
#define SYSCTL_INT(__rw, __name, __descr) \
SYSCTL_PFX_INT(sc->sc_, __rw, __name, __descr)
#define SYSCTL_GLOBAL_INT(__rw, __name, __descr, __var) \
sysctl_createv(clog, 0, &rnode, &cnode, \
CTLFLAG_PERMANENT|(__rw), CTLTYPE_INT, __name, \
SYSCTL_DESCR(__descr), NULL, 0, &ath_##__var, 0, CTL_CREATE,\
CTL_EOL)
extern void device_printf(device_t, const char *fmt, ...)
__attribute__((__format__(__printf__,2,3)));
const struct sysctlnode *ath_sysctl_treetop(struct sysctllog **);
const struct sysctlnode *ath_sysctl_instance(const char *, struct sysctllog **);
#endif /* _ATH_NETBSD_H */