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