1 /* $FreeBSD: src/sys/dev/usb/if_rumvar.h,v 1.3 2008/04/20 20:35:38 sam Exp $ */
2
3 /*-
4 * Copyright (c) 2005, 2006 Damien Bergamini <damien.bergamini@free.fr>
5 * Copyright (c) 2006 Niall O'Higgins <niallo@openbsd.org>
6 *
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 */
19
20 #define RUM_RX_LIST_COUNT 1
21 #define RUM_TX_LIST_COUNT 8
22
23 struct rum_rx_radiotap_header {
24 struct ieee80211_radiotap_header wr_ihdr;
25 uint8_t wr_flags;
26 uint8_t wr_rate;
27 uint16_t wr_chan_freq;
28 uint16_t wr_chan_flags;
29 uint8_t wr_antenna;
30 uint8_t wr_antsignal;
31 };
32
33 #define RT2573_RX_RADIOTAP_PRESENT \
34 ((1 << IEEE80211_RADIOTAP_FLAGS) | \
35 (1 << IEEE80211_RADIOTAP_RATE) | \
36 (1 << IEEE80211_RADIOTAP_CHANNEL) | \
37 (1 << IEEE80211_RADIOTAP_ANTENNA) | \
38 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
39
40 struct rum_tx_radiotap_header {
41 struct ieee80211_radiotap_header wt_ihdr;
42 uint8_t wt_flags;
43 uint8_t wt_rate;
44 uint16_t wt_chan_freq;
45 uint16_t wt_chan_flags;
46 uint8_t wt_antenna;
47 };
48
49 #define RT2573_TX_RADIOTAP_PRESENT \
50 ((1 << IEEE80211_RADIOTAP_FLAGS) | \
51 (1 << IEEE80211_RADIOTAP_RATE) | \
52 (1 << IEEE80211_RADIOTAP_CHANNEL) | \
53 (1 << IEEE80211_RADIOTAP_ANTENNA))
54
55 struct rum_softc;
56
57 struct rum_tx_data {
58 struct rum_softc *sc;
59 usbd_xfer_handle xfer;
60 uint8_t *buf;
61 struct mbuf *m;
62 struct ieee80211_node *ni;
63 };
64
65 struct rum_rx_data {
66 struct rum_softc *sc;
67 usbd_xfer_handle xfer;
68 uint8_t *buf;
69 struct mbuf *m;
70 };
71
72 struct rum_node {
73 struct ieee80211_node ni;
74 struct ieee80211_amrr_node amn;
75 };
76 #define RUM_NODE(ni) ((struct rum_node *)(ni))
77
78 struct rum_vap {
79 struct ieee80211vap vap;
80 struct ieee80211_beacon_offsets bo;
81 struct ieee80211_amrr amrr;
82 struct callout amrr_ch;
83
84 int (*newstate)(struct ieee80211vap *,
85 enum ieee80211_state, int);
86 };
87 #define RUM_VAP(vap) ((struct rum_vap *)(vap))
88
89 struct rum_softc {
90 struct ifnet *sc_ifp;
91 const struct ieee80211_rate_table *sc_rates;
92
93 device_t sc_dev;
94 usbd_device_handle sc_udev;
95 usbd_interface_handle sc_iface;
96
97 int sc_rx_no;
98 int sc_tx_no;
99
100 uint8_t rf_rev;
101 uint8_t rffreq;
102
103 usbd_xfer_handle amrr_xfer;
104
105 usbd_pipe_handle sc_rx_pipeh;
106 usbd_pipe_handle sc_tx_pipeh;
107
108 enum ieee80211_state sc_state;
109 int sc_arg;
110 struct usb_task sc_task;
111
112 struct usb_task sc_scantask;
113 int sc_scan_action;
114 #define RUM_SCAN_START 0
115 #define RUM_SCAN_END 1
116 #define RUM_SET_CHANNEL 2
117
118 struct rum_rx_data rx_data[RUM_RX_LIST_COUNT];
119 struct rum_tx_data tx_data[RUM_TX_LIST_COUNT];
120 int tx_queued;
121 int tx_cur;
122
123 struct mtx sc_mtx;
124
125 struct callout watchdog_ch;
126
127 int sc_tx_timer;
128
129 uint32_t sta[6];
130 uint32_t rf_regs[4];
131 uint8_t txpow[44];
132
133 struct {
134 uint8_t val;
135 uint8_t reg;
136 } __packed bbp_prom[16];
137
138 int hw_radio;
139 int rx_ant;
140 int tx_ant;
141 int nb_ant;
142 int ext_2ghz_lna;
143 int ext_5ghz_lna;
144 int rssi_2ghz_corr;
145 int rssi_5ghz_corr;
146 uint8_t bbp17;
147
148 struct rum_rx_radiotap_header sc_rxtap;
149 int sc_rxtap_len;
150
151 struct rum_tx_radiotap_header sc_txtap;
152 int sc_txtap_len;
153 };
154
155 #if 0
156 #define RUM_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
157 #define RUM_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
158 #else
159 #define RUM_LOCK(sc) do { ((sc) = (sc)); mtx_lock(&Giant); } while (0)
160 #define RUM_UNLOCK(sc) mtx_unlock(&Giant)
161 #endif
162
|