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_STATUS,
22 URTW_8187B_BULK_TX_BE,
23 URTW_8187B_BULK_TX_BK,
24 URTW_8187B_BULK_TX_VI,
25 URTW_8187B_BULK_TX_VO,
26 URTW_8187B_BULK_TX_EP12,
27 URTW_8187B_N_XFERS = 7
32 URTW_8187L_BULK_TX_LOW,
33 URTW_8187L_BULK_TX_NORMAL,
34 URTW_8187L_N_XFERS = 3
37 /* XXX no definition at net80211? */
38 #define URTW_MAX_CHANNELS 15
41 struct urtw_softc *sc;
45 struct ieee80211_node *ni; /* NB: tx only */
46 STAILQ_ENTRY(urtw_data) next;
48 typedef STAILQ_HEAD(, urtw_data) urtw_datahead;
50 /* XXX not correct.. */
51 #define URTW_MIN_RXBUFSZ \
52 (sizeof(struct ieee80211_frame_min))
54 #define URTW_RX_DATA_LIST_COUNT 4
55 #define URTW_TX_DATA_LIST_COUNT 16
56 #define URTW_RX_MAXSIZE 0x9c4
57 #define URTW_TX_MAXSIZE 0x9c4
58 #define URTW_TX_MAXRETRY 11
60 struct urtw_rx_radiotap_header {
61 struct ieee80211_radiotap_header wr_ihdr;
63 uint16_t wr_chan_freq;
64 uint16_t wr_chan_flags;
65 int8_t wr_dbm_antsignal;
66 } __packed __aligned(8);
68 #define URTW_RX_RADIOTAP_PRESENT \
69 ((1 << IEEE80211_RADIOTAP_FLAGS) | \
70 (1 << IEEE80211_RADIOTAP_CHANNEL) | \
71 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL))
73 struct urtw_tx_radiotap_header {
74 struct ieee80211_radiotap_header wt_ihdr;
76 uint16_t wt_chan_freq;
77 uint16_t wt_chan_flags;
78 } __packed __aligned(8);
80 #define URTW_TX_RADIOTAP_PRESENT \
81 ((1 << IEEE80211_RADIOTAP_FLAGS) | \
82 (1 << IEEE80211_RADIOTAP_CHANNEL))
85 unsigned int txrates[12];
89 struct ieee80211vap vap;
90 int (*newstate)(struct ieee80211vap *,
91 enum ieee80211_state, int);
93 #define URTW_VAP(vap) ((struct urtw_vap *)(vap))
98 struct usb_device *sc_udev;
105 #define URTW_INIT_ONCE (1 << 1)
106 #define URTW_RTL8187B (1 << 2)
107 #define URTW_RTL8187B_REV_B (1 << 3)
108 #define URTW_RTL8187B_REV_D (1 << 4)
109 #define URTW_RTL8187B_REV_E (1 << 5)
110 #define URTW_DETACHED (1 << 6)
111 enum ieee80211_state sc_state;
114 #define URTW_EEPROM_93C46 0
115 #define URTW_EEPROM_93C56 1
117 uint8_t sc_bssid[IEEE80211_ADDR_LEN];
119 struct ieee80211_channel *sc_curchan;
122 usb_error_t (*sc_rf_init)(struct urtw_softc *);
123 usb_error_t (*sc_rf_set_chan)(struct urtw_softc *,
125 usb_error_t (*sc_rf_set_sens)(struct urtw_softc *,
127 usb_error_t (*sc_rf_stop)(struct urtw_softc *);
129 uint32_t sc_max_sens;
132 struct usb_callout sc_led_ch;
133 struct task sc_led_task;
136 #define URTW_LED_GPIO 1
137 uint8_t sc_gpio_ledon;
138 uint8_t sc_gpio_ledinprogress;
139 uint8_t sc_gpio_ledstate;
140 uint8_t sc_gpio_ledpin;
141 uint8_t sc_gpio_blinktime;
142 uint8_t sc_gpio_blinkstate;
144 struct usb_xfer *sc_xfer[URTW_8187B_N_XFERS];
145 #define URTW_PRIORITY_LOW 0
146 #define URTW_PRIORITY_NORMAL 1
147 #define URTW_DATA_TIMEOUT 10000 /* 10 sec */
148 #define URTW_8187B_TXPIPE_BE 0x6 /* best effort */
149 #define URTW_8187B_TXPIPE_BK 0x7 /* background */
150 #define URTW_8187B_TXPIPE_VI 0x5 /* video */
151 #define URTW_8187B_TXPIPE_VO 0x4 /* voice */
152 #define URTW_8187B_TXPIPE_MAX 4
153 struct urtw_data sc_rx[URTW_RX_DATA_LIST_COUNT];
154 urtw_datahead sc_rx_active;
155 urtw_datahead sc_rx_inactive;
156 struct urtw_data sc_tx[URTW_TX_DATA_LIST_COUNT];
157 urtw_datahead sc_tx_active;
158 urtw_datahead sc_tx_inactive;
159 urtw_datahead sc_tx_pending;
160 uint8_t sc_rts_retry;
162 uint8_t sc_preamble_mode;
163 #define URTW_PREAMBLE_MODE_SHORT 1
164 #define URTW_PREAMBLE_MODE_LONG 2
165 struct callout sc_watchdog_ch;
169 uint8_t sc_txpwr_cck[URTW_MAX_CHANNELS];
170 uint8_t sc_txpwr_cck_base;
171 uint8_t sc_txpwr_ofdm[URTW_MAX_CHANNELS];
172 uint8_t sc_txpwr_ofdm_base;
175 uint64_t sc_txstatus; /* only for 8187B */
176 struct task sc_updateslot_task;
178 struct urtw_stats sc_stats;
180 struct urtw_rx_radiotap_header sc_rxtap;
182 struct urtw_tx_radiotap_header sc_txtap;
186 #define URTW_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
187 #define URTW_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
188 #define URTW_ASSERT_LOCKED(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED)