if_urtwnvar.h revision 1.6.6.1 1 /* $NetBSD: if_urtwnvar.h,v 1.6.6.1 2014/05/18 17:45:47 rmind Exp $ */
2 /* $OpenBSD: if_urtwnreg.h,v 1.3 2010/11/16 18:02:59 damien Exp $ */
3
4 /*-
5 * Copyright (c) 2010 Damien Bergamini <damien.bergamini (at) 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 #ifndef _IF_URTWNVAR_H_
20 #define _IF_URTWNVAR_H_
21
22 /*
23 * Driver definitions.
24 */
25 #define URTWN_RX_LIST_COUNT 1
26 #define URTWN_TX_LIST_COUNT 8
27
28 #define URTWN_HOST_CMD_RING_COUNT 32
29
30 #define URTWN_RXBUFSZ (16 * 1024)
31 #define URTWN_TXBUFSZ (sizeof(struct r92c_tx_desc) + IEEE80211_MAX_LEN + 8)
32
33 #define URTWN_RIDX_COUNT 28
34
35 #define URTWN_TX_TIMEOUT 5000 /* ms */
36
37 #define URTWN_LED_LINK 0
38 #define URTWN_LED_DATA 1
39
40 struct urtwn_rx_radiotap_header {
41 struct ieee80211_radiotap_header wr_ihdr;
42 uint8_t wr_flags;
43 uint8_t wr_rate;
44 uint16_t wr_chan_freq;
45 uint16_t wr_chan_flags;
46 uint8_t wr_dbm_antsignal;
47 } __packed;
48
49 #define URTWN_RX_RADIOTAP_PRESENT \
50 (1 << IEEE80211_RADIOTAP_FLAGS | \
51 1 << IEEE80211_RADIOTAP_RATE | \
52 1 << IEEE80211_RADIOTAP_CHANNEL | \
53 1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL)
54
55 struct urtwn_tx_radiotap_header {
56 struct ieee80211_radiotap_header wt_ihdr;
57 uint8_t wt_flags;
58 uint16_t wt_chan_freq;
59 uint16_t wt_chan_flags;
60 } __packed;
61
62 #define URTWN_TX_RADIOTAP_PRESENT \
63 (1 << IEEE80211_RADIOTAP_FLAGS | \
64 1 << IEEE80211_RADIOTAP_CHANNEL)
65
66 struct urtwn_softc;
67
68 struct urtwn_rx_data {
69 struct urtwn_softc *sc;
70 usbd_xfer_handle xfer;
71 uint8_t *buf;
72 };
73
74 struct urtwn_tx_data {
75 struct urtwn_softc *sc;
76 usbd_pipe_handle pipe;
77 usbd_xfer_handle xfer;
78 uint8_t *buf;
79 TAILQ_ENTRY(urtwn_tx_data) next;
80 };
81
82 struct urtwn_host_cmd {
83 void (*cb)(struct urtwn_softc *, void *);
84 uint8_t data[256];
85 };
86
87 struct urtwn_cmd_newstate {
88 enum ieee80211_state state;
89 int arg;
90 };
91
92 struct urtwn_host_cmd_ring {
93 struct urtwn_host_cmd cmd[URTWN_HOST_CMD_RING_COUNT];
94 int cur;
95 int next;
96 int queued;
97 };
98
99 #if 1 /* XXX: sys/net80211/ieee80211.h */
100
101 #define IEEE80211_HTINFO_2NDCHAN 0x03 /* secondary/ext chan offset */
102 #define IEEE80211_HTINFO_2NDCHAN_S 0
103 #define IEEE80211_HTINFO_2NDCHAN_NONE 0x00 /* no secondary/ext channel */
104 #define IEEE80211_HTINFO_2NDCHAN_ABOVE 0x01 /* above private channel */
105 /* NB: 2 is reserved */
106 #define IEEE80211_HTINFO_2NDCHAN_BELOW 0x03 /* below primary channel */
107 #endif /* XXX: 1 */
108
109 struct urtwn_softc {
110 device_t sc_dev;
111 struct ieee80211com sc_ic;
112 struct ethercom sc_ec;
113 #define sc_if sc_ec.ec_if
114 int (*sc_newstate)(struct ieee80211com *,
115 enum ieee80211_state, int);
116
117 usbd_device_handle sc_udev;
118 usbd_interface_handle sc_iface;
119 u_int sc_flags;
120 #define URTWN_FLAG_CCK_HIPWR __BIT(0)
121 #define URTWN_FLAG_ATTACHED __BIT(1)
122 #define URTWN_FLAG_FWREADY __BIT(2)
123 int sc_dying;
124
125 struct usb_task sc_task;
126 callout_t sc_scan_to;
127 callout_t sc_calib_to;
128
129 kmutex_t sc_task_mtx;
130 kmutex_t sc_fwcmd_mtx;
131 kmutex_t sc_tx_mtx;
132 kmutex_t sc_write_mtx;
133
134 usbd_pipe_handle rx_pipe;
135 int rx_npipe;
136 usbd_pipe_handle tx_pipe[R92C_MAX_EPOUT];
137 int tx_npipe;
138 int ac2idx[WME_NUM_AC];
139
140 u_int chip;
141 #define URTWN_CHIP_92C 0x01
142 #define URTWN_CHIP_92C_1T2R 0x02
143 #define URTWN_CHIP_UMC 0x04
144 #define URTWN_CHIP_UMC_A_CUT 0x08
145
146 uint8_t board_type;
147 uint8_t regulatory;
148 uint8_t pa_setting;
149 int avg_pwdb;
150 int thcal_state;
151 int thcal_lctemp;
152 size_t ntxchains;
153 size_t nrxchains;
154 int ledlink;
155 bool iqk_inited;
156
157 int tx_timer;
158
159 struct urtwn_host_cmd_ring cmdq;
160 int fwcur;
161 struct urtwn_rx_data rx_data[URTWN_RX_LIST_COUNT];
162 struct urtwn_tx_data tx_data[URTWN_TX_LIST_COUNT];
163 TAILQ_HEAD(, urtwn_tx_data) tx_free_list;
164
165 struct r92c_rom rom;
166
167 uint32_t rf_chnlbw[R92C_MAX_CHAINS];
168
169 struct bpf_if * sc_drvbpf;
170 union {
171 struct urtwn_rx_radiotap_header th;
172 uint8_t pad[64];
173 } sc_rxtapu;
174 #define sc_rxtap sc_rxtapu.th
175 int sc_rxtap_len;
176 union {
177 struct urtwn_tx_radiotap_header th;
178 uint8_t pad[64];
179 } sc_txtapu;
180 #define sc_txtap sc_txtapu.th
181 int sc_txtap_len;
182 };
183
184 #endif /* _IF_URTWNVAR_H_ */
185