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[FreeBSD/FreeBSD.git] / sys / dev / usb / if_uralvar.h
1 /*      $FreeBSD$       */
2
3 /*-
4  * Copyright (c) 2005
5  *      Damien Bergamini <damien.bergamini@free.fr>
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 RAL_RX_LIST_COUNT       1
21 #define RAL_TX_LIST_COUNT       1
22
23 struct ural_rx_radiotap_header {
24         struct ieee80211_radiotap_header wr_ihdr;
25         uint8_t         wr_flags;
26         uint16_t        wr_chan_freq;
27         uint16_t        wr_chan_flags;
28         uint8_t         wr_antenna;
29         uint8_t         wr_antsignal;
30 };
31
32 #define RAL_RX_RADIOTAP_PRESENT                                         \
33         ((1 << IEEE80211_RADIOTAP_FLAGS) |                              \
34          (1 << IEEE80211_RADIOTAP_CHANNEL) |                            \
35          (1 << IEEE80211_RADIOTAP_ANTENNA) |                            \
36          (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
37
38 struct ural_tx_radiotap_header {
39         struct ieee80211_radiotap_header wt_ihdr;
40         uint8_t         wt_flags;
41         uint8_t         wt_rate;
42         uint16_t        wt_chan_freq;
43         uint16_t        wt_chan_flags;
44         uint8_t         wt_antenna;
45 };
46
47 #define RAL_TX_RADIOTAP_PRESENT                                         \
48         ((1 << IEEE80211_RADIOTAP_FLAGS) |                              \
49          (1 << IEEE80211_RADIOTAP_RATE) |                               \
50          (1 << IEEE80211_RADIOTAP_CHANNEL) |                            \
51          (1 << IEEE80211_RADIOTAP_ANTENNA))
52
53 struct ural_softc;
54
55 struct ural_tx_data {
56         struct ural_softc       *sc;
57         usbd_xfer_handle        xfer;
58         uint8_t                 *buf;
59         struct mbuf             *m;
60         struct ieee80211_node   *ni;
61 };
62
63 struct ural_rx_data {
64         struct ural_softc       *sc;
65         usbd_xfer_handle        xfer;
66         uint8_t                 *buf;
67         struct mbuf             *m;
68 };
69
70 struct ural_softc {
71         struct ifnet                    *sc_ifp;
72         struct ieee80211com             sc_ic;
73         int                             (*sc_newstate)(struct ieee80211com *,
74                                             enum ieee80211_state, int);
75         USBBASEDEVICE                   sc_dev;
76         usbd_device_handle              sc_udev;
77         usbd_interface_handle           sc_iface;
78
79         int                             sc_rx_no;
80         int                             sc_tx_no;
81
82         uint32_t                        asic_rev;
83         uint8_t                         rf_rev;
84
85         usbd_pipe_handle                sc_rx_pipeh;
86         usbd_pipe_handle                sc_tx_pipeh;
87
88         enum ieee80211_state            sc_state;
89         struct usb_task                 sc_task;
90
91         struct ural_rx_data             rx_data[RAL_RX_LIST_COUNT];
92         struct ural_tx_data             tx_data[RAL_TX_LIST_COUNT];
93         int                             tx_queued;
94
95         struct ieee80211_beacon_offsets sc_bo;
96
97         struct mtx                      sc_mtx;
98
99         struct callout                  scan_ch;
100
101         int                             sc_tx_timer;
102
103         uint32_t                        rf_regs[4];
104         uint8_t                         txpow[14];
105
106         struct {
107                 uint8_t                 val;
108                 uint8_t                 reg;
109         } __packed                      bbp_prom[16];
110
111         int                             led_mode;
112         int                             hw_radio;
113         int                             rx_ant;
114         int                             tx_ant;
115         int                             nb_ant;
116
117         struct bpf_if                   *sc_drvbpf;
118
119         union {
120                 struct ural_rx_radiotap_header th;
121                 uint8_t pad[64];
122         }                               sc_rxtapu;
123 #define sc_rxtap        sc_rxtapu.th
124         int                             sc_rxtap_len;
125
126         union {
127                 struct ural_tx_radiotap_header th;
128                 uint8_t pad[64];
129         }                               sc_txtapu;
130 #define sc_txtap        sc_txtapu.th
131         int                             sc_txtap_len;
132 };
133
134 #if 0
135 #define RAL_LOCK(sc)    mtx_lock(&(sc)->sc_mtx)
136 #define RAL_UNLOCK(sc)  mtx_unlock(&(sc)->sc_mtx)
137 #else
138 #define RAL_LOCK(sc)    do { ((sc) = (sc)); mtx_lock(&Giant); } while (0)
139 #define RAL_UNLOCK(sc)  mtx_unlock(&Giant)
140 #endif