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/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
* 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,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
* redistribution must be conditioned upon including a substantially
* similar Disclaimer requirement for further binary redistribution.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
*
* $FreeBSD$
*/
#ifndef __IF_ATH_MISC_H__
#define __IF_ATH_MISC_H__
/*
* This is where definitions for "public things" in if_ath.c
* will go for the time being.
*
* Anything in here should eventually be moved out of if_ath.c
* and into something else.
*/
extern int ath_rxbuf;
extern int ath_txbuf;
extern int ath_txbuf_mgmt;
extern int ath_tx_findrix(const struct ath_softc *sc, uint8_t rate);
extern struct ath_buf * ath_getbuf(struct ath_softc *sc,
ath_buf_type_t btype);
extern struct ath_buf * _ath_getbuf_locked(struct ath_softc *sc,
ath_buf_type_t btype);
extern struct ath_buf * ath_buf_clone(struct ath_softc *sc,
struct ath_buf *bf);
/* XXX change this to NULL the buffer pointer? */
extern void ath_freebuf(struct ath_softc *sc, struct ath_buf *bf);
extern void ath_returnbuf_head(struct ath_softc *sc, struct ath_buf *bf);
extern void ath_returnbuf_tail(struct ath_softc *sc, struct ath_buf *bf);
extern int ath_reset(struct ath_softc *, ATH_RESET_TYPE);
extern void ath_tx_default_comp(struct ath_softc *sc, struct ath_buf *bf,
int fail);
extern void ath_tx_update_ratectrl(struct ath_softc *sc,
struct ieee80211_node *ni, struct ath_rc_series *rc,
struct ath_tx_status *ts, int frmlen, int nframes, int nbad);
extern int ath_hal_gethangstate(struct ath_hal *ah, uint32_t mask,
uint32_t *hangs);
extern void ath_tx_freebuf(struct ath_softc *sc, struct ath_buf *bf,
int status);
extern void ath_txq_freeholdingbuf(struct ath_softc *sc,
struct ath_txq *txq);
extern void ath_txqmove(struct ath_txq *dst, struct ath_txq *src);
extern void ath_mode_init(struct ath_softc *sc);
extern void ath_setdefantenna(struct ath_softc *sc, u_int antenna);
extern void ath_setslottime(struct ath_softc *sc);
extern void ath_legacy_attach_comp_func(struct ath_softc *sc);
extern void ath_tx_draintxq(struct ath_softc *sc, struct ath_txq *txq);
extern void ath_legacy_tx_drain(struct ath_softc *sc,
ATH_RESET_TYPE reset_type);
extern void ath_tx_process_buf_completion(struct ath_softc *sc,
struct ath_txq *txq, struct ath_tx_status *ts, struct ath_buf *bf);
extern int ath_stoptxdma(struct ath_softc *sc);
extern void ath_tx_update_tim(struct ath_softc *sc,
struct ieee80211_node *ni, int enable);
/*
* This is only here so that the RX proc function can call it.
* It's very likely that the "start TX after RX" call should be
* done via something in if_ath.c, moving "rx tasklet" into
* if_ath.c and do the ath_start() call there. Once that's done,
* we can kill this.
*/
extern void ath_start(struct ifnet *ifp);
extern void ath_start_task(void *arg, int npending);
extern void ath_tx_dump(struct ath_softc *sc, struct ath_txq *txq);
/*
* Power state tracking.
*/
extern void _ath_power_setpower(struct ath_softc *sc, int power_state,
int selfgen, const char *file, int line);
extern void _ath_power_set_selfgen(struct ath_softc *sc,
int power_state, const char *file, int line);
extern void _ath_power_set_power_state(struct ath_softc *sc,
int power_state, const char *file, int line);
extern void _ath_power_restore_power_state(struct ath_softc *sc,
const char *file, int line);
#define ath_power_setpower(sc, ps, sg) _ath_power_setpower(sc, ps, sg, \
__FILE__, __LINE__)
#define ath_power_setselfgen(sc, ps) _ath_power_set_selfgen(sc, ps, \
__FILE__, __LINE__)
#define ath_power_set_power_state(sc, ps) \
_ath_power_set_power_state(sc, ps, __FILE__, __LINE__)
#define ath_power_restore_power_state(sc) \
_ath_power_restore_power_state(sc, __FILE__, __LINE__)
/*
* Kick the frame TX task.
*/
static inline void
ath_tx_kick(struct ath_softc *sc)
{
/* XXX NULL for now */
}
/*
* Kick the software TX queue task.
*/
static inline void
ath_tx_swq_kick(struct ath_softc *sc)
{
taskqueue_enqueue(sc->sc_tq, &sc->sc_txqtask);
}
#endif
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