2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer,
12 * without modification.
13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
15 * redistribution must be conditioned upon including a substantially
16 * similar Disclaimer requirement for further binary redistribution.
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
22 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
23 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
24 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
27 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
29 * THE POSSIBILITY OF SUCH DAMAGES.
33 #ifndef __IF_ATH_MISC_H__
34 #define __IF_ATH_MISC_H__
37 * This is where definitions for "public things" in if_ath.c
38 * will go for the time being.
40 * Anything in here should eventually be moved out of if_ath.c
41 * and into something else.
46 extern int ath_txbuf_mgmt;
48 extern int ath_tx_findrix(const struct ath_softc *sc, uint8_t rate);
50 extern struct ath_buf * ath_getbuf(struct ath_softc *sc,
51 ath_buf_type_t btype);
52 extern struct ath_buf * _ath_getbuf_locked(struct ath_softc *sc,
53 ath_buf_type_t btype);
54 extern struct ath_buf * ath_buf_clone(struct ath_softc *sc,
56 /* XXX change this to NULL the buffer pointer? */
57 extern void ath_freebuf(struct ath_softc *sc, struct ath_buf *bf);
58 extern void ath_returnbuf_head(struct ath_softc *sc, struct ath_buf *bf);
59 extern void ath_returnbuf_tail(struct ath_softc *sc, struct ath_buf *bf);
61 extern int ath_reset(struct ath_softc *, ATH_RESET_TYPE,
62 HAL_RESET_TYPE ah_reset_type);
63 extern void ath_tx_default_comp(struct ath_softc *sc, struct ath_buf *bf,
65 extern void ath_tx_update_ratectrl(struct ath_softc *sc,
66 struct ieee80211_node *ni, struct ath_rc_series *rc,
67 struct ath_tx_status *ts, int frmlen, int rc_framelen,
68 int nframes, int nbad);
70 extern int ath_hal_gethangstate(struct ath_hal *ah, uint32_t mask,
73 extern void ath_tx_freebuf(struct ath_softc *sc, struct ath_buf *bf,
75 extern void ath_txq_freeholdingbuf(struct ath_softc *sc,
78 extern void ath_txqmove(struct ath_txq *dst, struct ath_txq *src);
80 extern void ath_mode_init(struct ath_softc *sc);
82 extern void ath_setdefantenna(struct ath_softc *sc, u_int antenna);
84 extern void ath_setslottime(struct ath_softc *sc);
86 extern void ath_legacy_attach_comp_func(struct ath_softc *sc);
88 extern void ath_tx_draintxq(struct ath_softc *sc, struct ath_txq *txq);
90 extern void ath_legacy_tx_drain(struct ath_softc *sc,
91 ATH_RESET_TYPE reset_type);
93 extern void ath_tx_process_buf_completion(struct ath_softc *sc,
94 struct ath_txq *txq, struct ath_tx_status *ts, struct ath_buf *bf);
96 extern int ath_stoptxdma(struct ath_softc *sc);
98 extern void ath_tx_update_tim(struct ath_softc *sc,
99 struct ieee80211_node *ni, int enable);
102 * This is only here so that the RX proc function can call it.
103 * It's very likely that the "start TX after RX" call should be
104 * done via something in if_ath.c, moving "rx tasklet" into
105 * if_ath.c and do the ath_start() call there. Once that's done,
108 extern void ath_start(struct ifnet *ifp);
109 extern void ath_start_task(void *arg, int npending);
111 extern void ath_tx_dump(struct ath_softc *sc, struct ath_txq *txq);
114 * Power state tracking.
116 extern void _ath_power_setpower(struct ath_softc *sc, int power_state,
117 int selfgen, const char *file, int line);
118 extern void _ath_power_set_selfgen(struct ath_softc *sc,
119 int power_state, const char *file, int line);
120 extern void _ath_power_set_power_state(struct ath_softc *sc,
121 int power_state, const char *file, int line);
122 extern void _ath_power_restore_power_state(struct ath_softc *sc,
123 const char *file, int line);
125 #define ath_power_setpower(sc, ps, sg) _ath_power_setpower(sc, ps, sg, \
127 #define ath_power_setselfgen(sc, ps) _ath_power_set_selfgen(sc, ps, \
129 #define ath_power_set_power_state(sc, ps) \
130 _ath_power_set_power_state(sc, ps, __FILE__, __LINE__)
131 #define ath_power_restore_power_state(sc) \
132 _ath_power_restore_power_state(sc, __FILE__, __LINE__)
135 * Kick the frame TX task.
138 ath_tx_kick(struct ath_softc *sc)
141 /* XXX NULL for now */
145 * Kick the software TX queue task.
148 ath_tx_swq_kick(struct ath_softc *sc)
151 taskqueue_enqueue(sc->sc_tq, &sc->sc_txqtask);