2 * Copyright (c) 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 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
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.
25 * $FreeBSD: head/sys/net80211/ieee80211_superg.h 191753 2009-05-02 20:16:55Z sam $
27 #ifndef _NET80211_IEEE80211_SUPERG_H_
28 #define _NET80211_IEEE80211_SUPERG_H_
31 * Atheros' 802.11 SuperG protocol support.
35 * Atheros advanced capability information element.
37 struct ieee80211_ath_ie
{
38 uint8_t ath_id
; /* IEEE80211_ELEMID_VENDOR */
39 uint8_t ath_len
; /* length in bytes */
40 uint8_t ath_oui
[3]; /* ATH_OUI */
41 uint8_t ath_oui_type
; /* ATH_OUI_TYPE */
42 uint8_t ath_oui_subtype
; /* ATH_OUI_SUBTYPE */
43 uint8_t ath_version
; /* spec revision */
44 uint8_t ath_capability
; /* capability info */
45 #define ATHEROS_CAP_TURBO_PRIME 0x01 /* dynamic turbo--aka Turbo' */
46 #define ATHEROS_CAP_COMPRESSION 0x02 /* data compression */
47 #define ATHEROS_CAP_FAST_FRAME 0x04 /* fast (jumbo) frames */
48 #define ATHEROS_CAP_XR 0x08 /* Xtended Range support */
49 #define ATHEROS_CAP_AR 0x10 /* Advanded Radar support */
50 #define ATHEROS_CAP_BURST 0x20 /* Bursting - not negotiated */
51 #define ATHEROS_CAP_WME 0x40 /* CWMin tuning */
52 #define ATHEROS_CAP_BOOST 0x80 /* use turbo/!turbo mode */
53 uint8_t ath_defkeyix
[2];
56 #define ATH_OUI_VERSION 0x00
57 #define ATH_OUI_SUBTYPE 0x01
60 struct ieee80211_stageq
{
61 struct mbuf
*head
; /* frames linked w/ m_nextpkt */
62 struct mbuf
*tail
; /* last frame in queue */
63 int depth
; /* # items on head */
66 struct ieee80211_superg
{
67 /* fast-frames staging q */
68 struct ieee80211_stageq ff_stageq
[WME_NUM_AC
];
69 int ff_stageqdepth
; /* cumulative depth */
72 void ieee80211_superg_attach(struct ieee80211com
*);
73 void ieee80211_superg_detach(struct ieee80211com
*);
74 void ieee80211_superg_vattach(struct ieee80211vap
*);
75 void ieee80211_superg_vdetach(struct ieee80211vap
*);
77 uint8_t *ieee80211_add_ath(uint8_t *, uint8_t, ieee80211_keyix
);
78 uint8_t *ieee80211_add_athcaps(uint8_t *, const struct ieee80211_node
*);
79 void ieee80211_parse_ath(struct ieee80211_node
*, uint8_t *);
80 int ieee80211_parse_athparams(struct ieee80211_node
*, uint8_t *,
81 const struct ieee80211_frame
*);
83 void ieee80211_ff_node_init(struct ieee80211_node
*);
84 void ieee80211_ff_node_cleanup(struct ieee80211_node
*);
86 struct mbuf
*ieee80211_ff_check(struct ieee80211_node
*, struct mbuf
*);
87 void ieee80211_ff_age(struct ieee80211com
*, struct ieee80211_stageq
*,
91 ieee80211_ff_flush(struct ieee80211com
*ic
, int ac
)
93 struct ieee80211_superg
*sg
= ic
->ic_superg
;
95 if (sg
!= NULL
&& sg
->ff_stageq
[ac
].depth
)
96 ieee80211_ff_age(ic
, &sg
->ff_stageq
[ac
], 0x7fffffff);
100 ieee80211_ff_age_all(struct ieee80211com
*ic
, int quanta
)
102 struct ieee80211_superg
*sg
= ic
->ic_superg
;
104 if (sg
!= NULL
&& sg
->ff_stageqdepth
) {
105 if (sg
->ff_stageq
[WME_AC_VO
].depth
)
106 ieee80211_ff_age(ic
, &sg
->ff_stageq
[WME_AC_VO
], quanta
);
107 if (sg
->ff_stageq
[WME_AC_VI
].depth
)
108 ieee80211_ff_age(ic
, &sg
->ff_stageq
[WME_AC_VI
], quanta
);
109 if (sg
->ff_stageq
[WME_AC_BE
].depth
)
110 ieee80211_ff_age(ic
, &sg
->ff_stageq
[WME_AC_BE
], quanta
);
111 if (sg
->ff_stageq
[WME_AC_BK
].depth
)
112 ieee80211_ff_age(ic
, &sg
->ff_stageq
[WME_AC_BK
], quanta
);
116 struct mbuf
*ieee80211_ff_encap(struct ieee80211vap
*, struct mbuf
*,
117 int, struct ieee80211_key
*);
119 struct mbuf
*ieee80211_ff_decap(struct ieee80211_node
*, struct mbuf
*);
121 static __inline
struct mbuf
*
122 ieee80211_decap_fastframe(struct ieee80211vap
*vap
, struct ieee80211_node
*ni
,
125 return IEEE80211_ATH_CAP(vap
, ni
, IEEE80211_NODE_FF
) ?
126 ieee80211_ff_decap(ni
, m
) : m
;
129 #endif /* _NET80211_IEEE80211_SUPERG_H_ */