4 * Copyright (c) 2008 Weongyo Jeong <weongyo@FreeBSD.org>
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21 URTW_8187B_BULK_TX_BE,
22 URTW_8187B_BULK_TX_BK,
23 URTW_8187B_BULK_TX_VI,
24 URTW_8187B_BULK_TX_VO,
25 URTW_8187B_BULK_TX_EP12,
26 URTW_8187B_N_XFERS = 6
31 URTW_8187L_BULK_TX_LOW,
32 URTW_8187L_BULK_TX_NORMAL,
33 URTW_8187L_N_XFERS = 3
36 /* XXX no definition at net80211? */
37 #define URTW_MAX_CHANNELS 15
40 struct urtw_softc *sc;
44 struct ieee80211_node *ni; /* NB: tx only */
45 STAILQ_ENTRY(urtw_data) next;
47 typedef STAILQ_HEAD(, urtw_data) urtw_datahead;
49 /* XXX not correct.. */
50 #define URTW_MIN_RXBUFSZ \
51 (sizeof(struct ieee80211_frame_min))
53 #define URTW_RX_DATA_LIST_COUNT 4
54 #define URTW_TX_DATA_LIST_COUNT 16
55 #define URTW_RX_MAXSIZE 0x9c4
56 #define URTW_TX_MAXSIZE 0x9c4
58 struct urtw_rx_radiotap_header {
59 struct ieee80211_radiotap_header wr_ihdr;
61 uint16_t wr_chan_freq;
62 uint16_t wr_chan_flags;
63 int8_t wr_dbm_antsignal;
66 #define URTW_RX_RADIOTAP_PRESENT \
67 ((1 << IEEE80211_RADIOTAP_FLAGS) | \
68 (1 << IEEE80211_RADIOTAP_CHANNEL) | \
69 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL))
71 struct urtw_tx_radiotap_header {
72 struct ieee80211_radiotap_header wt_ihdr;
74 uint16_t wt_chan_freq;
75 uint16_t wt_chan_flags;
78 #define URTW_TX_RADIOTAP_PRESENT \
79 ((1 << IEEE80211_RADIOTAP_FLAGS) | \
80 (1 << IEEE80211_RADIOTAP_CHANNEL))
83 struct ieee80211vap vap;
84 int (*newstate)(struct ieee80211vap *,
85 enum ieee80211_state, int);
87 #define URTW_VAP(vap) ((struct urtw_vap *)(vap))
92 struct usb_device *sc_udev;
98 #define URTW_INIT_ONCE (1 << 1)
99 #define URTW_RTL8187B (1 << 2)
100 #define URTW_RTL8187B_REV_B (1 << 3)
101 #define URTW_RTL8187B_REV_D (1 << 4)
102 #define URTW_RTL8187B_REV_E (1 << 5)
103 enum ieee80211_state sc_state;
106 #define URTW_EEPROM_93C46 0
107 #define URTW_EEPROM_93C56 1
109 uint8_t sc_bssid[IEEE80211_ADDR_LEN];
111 struct ieee80211_channel *sc_curchan;
114 usb_error_t (*sc_rf_init)(struct urtw_softc *);
115 usb_error_t (*sc_rf_set_chan)(struct urtw_softc *,
117 usb_error_t (*sc_rf_set_sens)(struct urtw_softc *,
119 usb_error_t (*sc_rf_stop)(struct urtw_softc *);
121 uint32_t sc_max_sens;
124 struct usb_callout sc_led_ch;
125 struct task sc_led_task;
128 #define URTW_LED_GPIO 1
129 uint8_t sc_gpio_ledon;
130 uint8_t sc_gpio_ledinprogress;
131 uint8_t sc_gpio_ledstate;
132 uint8_t sc_gpio_ledpin;
133 uint8_t sc_gpio_blinktime;
134 uint8_t sc_gpio_blinkstate;
136 struct usb_xfer *sc_xfer[URTW_8187B_N_XFERS];
137 #define URTW_PRIORITY_LOW 0
138 #define URTW_PRIORITY_NORMAL 1
139 #define URTW_DATA_TIMEOUT 10000 /* 10 sec */
140 #define URTW_8187B_TXPIPE_BE 0x6 /* best effort */
141 #define URTW_8187B_TXPIPE_BK 0x7 /* background */
142 #define URTW_8187B_TXPIPE_VI 0x5 /* video */
143 #define URTW_8187B_TXPIPE_VO 0x4 /* voice */
144 #define URTW_8187B_TXPIPE_MAX 4
145 struct urtw_data sc_rx[URTW_RX_DATA_LIST_COUNT];
146 urtw_datahead sc_rx_active;
147 urtw_datahead sc_rx_inactive;
148 struct urtw_data sc_tx[URTW_TX_DATA_LIST_COUNT];
149 urtw_datahead sc_tx_active;
150 urtw_datahead sc_tx_inactive;
151 urtw_datahead sc_tx_pending;
152 uint8_t sc_rts_retry;
154 uint8_t sc_preamble_mode;
155 #define URTW_PREAMBLE_MODE_SHORT 1
156 #define URTW_PREAMBLE_MODE_LONG 2
157 struct callout sc_watchdog_ch;
161 uint8_t sc_txpwr_cck[URTW_MAX_CHANNELS];
162 uint8_t sc_txpwr_cck_base;
163 uint8_t sc_txpwr_ofdm[URTW_MAX_CHANNELS];
164 uint8_t sc_txpwr_ofdm_base;
166 struct urtw_rx_radiotap_header sc_rxtap;
168 struct urtw_tx_radiotap_header sc_txtap;
172 #define URTW_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
173 #define URTW_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
174 #define URTW_ASSERT_LOCKED(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED)