wlan - Update wlan from Adrian / FreeBSD
[dragonfly.git] / sys / netproto / 802_11 / wlan / ieee80211_ratectl_none.c
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1/*-
2 * Copyright (c) 2010 Bernhard Schmidt <bschmidt@FreeBSD.org>
3 * All rights reserved.
4 *
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5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
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11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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24 */
25
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26#include <sys/cdefs.h>
27__FBSDID("$FreeBSD$");
28
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29#include "opt_wlan.h"
30
b9334f94 31#include <sys/param.h>
16878352 32#include <sys/systm.h>
b9334f94 33#include <sys/kernel.h>
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34#include <sys/malloc.h>
35#include <sys/module.h>
36#include <sys/socket.h>
37#include <sys/sysctl.h>
38
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39#include <net/if.h>
40#include <net/if_media.h>
16878352 41#include <net/ethernet.h>
b9334f94 42
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43#ifdef INET
44#include <netinet/in.h>
45#include <netinet/if_ether.h>
46#endif
b9334f94 47
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48#include <netproto/802_11/ieee80211_var.h>
49#include <netproto/802_11/ieee80211_ratectl.h>
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50
51static void
16878352 52none_init(struct ieee80211vap *vap)
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53{
54}
55
b9334f94 56static void
16878352 57none_deinit(struct ieee80211vap *vap)
b9334f94 58{
16878352 59 kfree(vap->iv_rs, M_80211_RATECTL);
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60}
61
62static void
16878352 63none_node_init(struct ieee80211_node *ni)
b9334f94 64{
16878352 65 ni->ni_txrate = ni->ni_rates.rs_rates[0] & IEEE80211_RATE_VAL;
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66}
67
68static void
16878352 69none_node_deinit(struct ieee80211_node *ni)
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70{
71}
72
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73static int
74none_rate(struct ieee80211_node *ni, void *arg __unused, uint32_t iarg __unused)
b9334f94 75{
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76 int rix = 0;
77
78 ni->ni_txrate = ni->ni_rates.rs_rates[rix] & IEEE80211_RATE_VAL;
79 return rix;
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80}
81
82static void
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83none_tx_complete(const struct ieee80211vap *vap,
84 const struct ieee80211_node *ni, int ok,
85 void *arg1, void *arg2 __unused)
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86{
87}
88
89static void
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90none_tx_update(const struct ieee80211vap *vap, const struct ieee80211_node *ni,
91 void *arg1, void *arg2, void *arg3)
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92{
93}
94
95static void
16878352 96none_setinterval(const struct ieee80211vap *vap, int msecs)
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97{
98}
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99
100/* number of references from net80211 layer */
101static int nrefs = 0;
102
103static const struct ieee80211_ratectl none = {
104 .ir_name = "none",
105 .ir_attach = NULL,
106 .ir_detach = NULL,
107 .ir_init = none_init,
108 .ir_deinit = none_deinit,
109 .ir_node_init = none_node_init,
110 .ir_node_deinit = none_node_deinit,
111 .ir_rate = none_rate,
112 .ir_tx_complete = none_tx_complete,
113 .ir_tx_update = none_tx_update,
114 .ir_setinterval = none_setinterval,
115};
116IEEE80211_RATECTL_MODULE(ratectl_none, 1);
117IEEE80211_RATECTL_ALG(none, IEEE80211_RATECTL_NONE, none);