madwifi: put an upper limit on the amount of sampling that minstrel should do when
[openwrt.git] / package / libertas / src / dev.h
1 /**
2 * This file contains definitions and data structures specific
3 * to Marvell 802.11 NIC. It contains the Device Information
4 * structure struct lbs_private..
5 */
6 #ifndef _LBS_DEV_H_
7 #define _LBS_DEV_H_
8
9 #include <linux/netdevice.h>
10 #include <linux/wireless.h>
11 #include <linux/ethtool.h>
12 #include <linux/debugfs.h>
13
14 #include "defs.h"
15 #include "scan.h"
16
17 extern struct ethtool_ops lbs_ethtool_ops;
18
19 #define MAX_BSSID_PER_CHANNEL 16
20
21 #define NR_TX_QUEUE 3
22
23 /* For the extended Scan */
24 #define MAX_EXTENDED_SCAN_BSSID_LIST MAX_BSSID_PER_CHANNEL * \
25 MRVDRV_MAX_CHANNEL_SIZE + 1
26
27 #define MAX_REGION_CHANNEL_NUM 2
28
29 /** Chan-freq-TxPower mapping table*/
30 struct chan_freq_power {
31 /** channel Number */
32 u16 channel;
33 /** frequency of this channel */
34 u32 freq;
35 /** Max allowed Tx power level */
36 u16 maxtxpower;
37 /** TRUE:channel unsupported; FLASE:supported*/
38 u8 unsupported;
39 };
40
41 /** region-band mapping table*/
42 struct region_channel {
43 /** TRUE if this entry is valid */
44 u8 valid;
45 /** region code for US, Japan ... */
46 u8 region;
47 /** band B/G/A, used for BAND_CONFIG cmd */
48 u8 band;
49 /** Actual No. of elements in the array below */
50 u8 nrcfp;
51 /** chan-freq-txpower mapping table*/
52 struct chan_freq_power *CFP;
53 };
54
55 struct lbs_802_11_security {
56 u8 WPAenabled;
57 u8 WPA2enabled;
58 u8 wep_enabled;
59 u8 auth_mode;
60 };
61
62 /** Current Basic Service Set State Structure */
63 struct current_bss_params {
64 /** bssid */
65 u8 bssid[ETH_ALEN];
66 /** ssid */
67 u8 ssid[IW_ESSID_MAX_SIZE + 1];
68 u8 ssid_len;
69
70 /** band */
71 u8 band;
72 /** channel */
73 u8 channel;
74 /** zero-terminated array of supported data rates */
75 u8 rates[MAX_RATES + 1];
76 };
77
78 /** sleep_params */
79 struct sleep_params {
80 uint16_t sp_error;
81 uint16_t sp_offset;
82 uint16_t sp_stabletime;
83 uint8_t sp_calcontrol;
84 uint8_t sp_extsleepclk;
85 uint16_t sp_reserved;
86 };
87
88 /* Mesh statistics */
89 struct lbs_mesh_stats {
90 u32 fwd_bcast_cnt; /* Fwd: Broadcast counter */
91 u32 fwd_unicast_cnt; /* Fwd: Unicast counter */
92 u32 fwd_drop_ttl; /* Fwd: TTL zero */
93 u32 fwd_drop_rbt; /* Fwd: Recently Broadcasted */
94 u32 fwd_drop_noroute; /* Fwd: No route to Destination */
95 u32 fwd_drop_nobuf; /* Fwd: Run out of internal buffers */
96 u32 drop_blind; /* Rx: Dropped by blinding table */
97 u32 tx_failed_cnt; /* Tx: Failed transmissions */
98 };
99
100 /** Private structure for the MV device */
101 struct lbs_private {
102 int mesh_open;
103 int infra_open;
104 int mesh_autostart_enabled;
105 __le16 boot2_version;
106
107 char name[DEV_NAME_LEN];
108
109 void *card;
110 struct net_device *dev;
111
112 struct net_device_stats stats;
113 struct net_device *mesh_dev; /* Virtual device */
114 struct net_device *rtap_net_dev;
115
116 struct iw_statistics wstats;
117 struct lbs_mesh_stats mstats;
118 struct dentry *debugfs_dir;
119 struct dentry *debugfs_debug;
120 struct dentry *debugfs_files[6];
121
122 struct dentry *events_dir;
123 struct dentry *debugfs_events_files[6];
124
125 struct dentry *regs_dir;
126 struct dentry *debugfs_regs_files[6];
127
128 u32 mac_offset;
129 u32 bbp_offset;
130 u32 rf_offset;
131
132 /** Upload length */
133 u32 upld_len;
134 /* Upload buffer */
135 u8 upld_buf[LBS_UPLD_SIZE];
136 /* Download sent:
137 bit0 1/0=data_sent/data_tx_done,
138 bit1 1/0=cmd_sent/cmd_tx_done,
139 all other bits reserved 0 */
140 u8 dnld_sent;
141
142 /** thread to service interrupts */
143 struct task_struct *main_thread;
144 wait_queue_head_t waitq;
145 struct workqueue_struct *work_thread;
146
147 struct delayed_work scan_work;
148 struct delayed_work assoc_work;
149 struct work_struct sync_channel;
150
151 /** Hardware access */
152 int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
153 int (*hw_get_int_status) (struct lbs_private *priv, u8 *);
154 int (*hw_read_event_cause) (struct lbs_private *);
155
156 /* Wake On LAN */
157 uint32_t wol_criteria;
158 uint8_t wol_gpio;
159 uint8_t wol_gap;
160
161 /* was struct lbs_adapter from here... */
162
163 /** Wlan adapter data structure*/
164 /** STATUS variables */
165 u8 fwreleasenumber[4];
166 u32 fwcapinfo;
167 /* protected with big lock */
168
169 struct mutex lock;
170
171 /* TX packet ready to be sent... */
172 int tx_pending_len; /* -1 while building packet */
173
174 u8 tx_pending_buf[LBS_UPLD_SIZE];
175 /* protected by hard_start_xmit serialization */
176
177 /** command-related variables */
178 u16 seqnum;
179 /* protected by big lock */
180
181 struct cmd_ctrl_node *cmd_array;
182 /** Current command */
183 struct cmd_ctrl_node *cur_cmd;
184 int cur_cmd_retcode;
185 /** command Queues */
186 /** Free command buffers */
187 struct list_head cmdfreeq;
188 /** Pending command buffers */
189 struct list_head cmdpendingq;
190
191 wait_queue_head_t cmd_pending;
192 /* command related variables protected by priv->driver_lock */
193
194 /** Async and Sync Event variables */
195 u32 intcounter;
196 u32 eventcause;
197 u8 nodename[16]; /* nickname */
198
199 /** spin locks */
200 spinlock_t driver_lock;
201
202 /** Timers */
203 struct timer_list command_timer;
204 int nr_retries;
205 int cmd_timed_out;
206
207 u8 hisregcpy;
208
209 /** current ssid/bssid related parameters*/
210 struct current_bss_params curbssparams;
211
212 uint16_t mesh_tlv;
213 u8 mesh_ssid[IW_ESSID_MAX_SIZE + 1];
214 u8 mesh_ssid_len;
215
216 /* IW_MODE_* */
217 u8 mode;
218
219 /* Scan results list */
220 struct list_head network_list;
221 struct list_head network_free_list;
222 struct bss_descriptor *networks;
223
224 u16 beacon_period;
225 u8 beacon_enable;
226 u8 adhoccreate;
227
228 /** capability Info used in Association, start, join */
229 u16 capability;
230
231 /** MAC address information */
232 u8 current_addr[ETH_ALEN];
233 u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
234 u32 nr_of_multicastmacaddr;
235
236 /** 802.11 statistics */
237 // struct cmd_DS_802_11_GET_STAT wlan802_11Stat;
238
239 u16 enablehwauto;
240 u16 ratebitmap;
241
242 u32 fragthsd;
243 u32 rtsthsd;
244
245 u8 txretrycount;
246
247 /** Tx-related variables (for single packet tx) */
248 struct sk_buff *currenttxskb;
249
250 /** NIC Operation characteristics */
251 u16 currentpacketfilter;
252 u32 connect_status;
253 u32 mesh_connect_status;
254 u16 regioncode;
255 u16 txpowerlevel;
256
257 /** POWER MANAGEMENT AND PnP SUPPORT */
258 u8 surpriseremoved;
259
260 u16 psmode; /* Wlan802_11PowermodeCAM=disable
261 Wlan802_11PowermodeMAX_PSP=enable */
262 u32 psstate;
263 char ps_supported;
264 u8 needtowakeup;
265
266 struct PS_CMD_ConfirmSleep lbs_ps_confirm_sleep;
267 struct cmd_header lbs_ps_confirm_wake;
268
269 struct assoc_request * pending_assoc_req;
270 struct assoc_request * in_progress_assoc_req;
271
272 /** Encryption parameter */
273 struct lbs_802_11_security secinfo;
274
275 /** WEP keys */
276 struct enc_key wep_keys[4];
277 u16 wep_tx_keyidx;
278
279 /** WPA keys */
280 struct enc_key wpa_mcast_key;
281 struct enc_key wpa_unicast_key;
282
283 /** WPA Information Elements*/
284 u8 wpa_ie[MAX_WPA_IE_LEN];
285 u8 wpa_ie_len;
286
287 /** Requested Signal Strength*/
288 u16 SNR[MAX_TYPE_B][MAX_TYPE_AVG];
289 u16 NF[MAX_TYPE_B][MAX_TYPE_AVG];
290 u8 RSSI[MAX_TYPE_B][MAX_TYPE_AVG];
291 u8 rawSNR[DEFAULT_DATA_AVG_FACTOR];
292 u8 rawNF[DEFAULT_DATA_AVG_FACTOR];
293 u16 nextSNRNF;
294 u16 numSNRNF;
295
296 u8 radioon;
297 u32 preamble;
298
299 /** data rate stuff */
300 u8 cur_rate;
301 u8 auto_rate;
302
303 /** RF calibration data */
304
305 #define MAX_REGION_CHANNEL_NUM 2
306 /** region channel data */
307 struct region_channel region_channel[MAX_REGION_CHANNEL_NUM];
308
309 struct region_channel universal_channel[MAX_REGION_CHANNEL_NUM];
310
311 /** 11D and Domain Regulatory Data */
312 struct lbs_802_11d_domain_reg domainreg;
313 struct parsed_region_chan_11d parsed_region_chan;
314
315 /** FSM variable for 11d support */
316 u32 enable11d;
317
318 /** MISCELLANEOUS */
319 u8 *prdeeprom;
320 struct lbs_offset_value offsetvalue;
321
322 struct cmd_ds_802_11_get_log logmsg;
323
324 u32 monitormode;
325 int last_scanned_channel;
326 u8 fw_ready;
327 };
328
329 /** Association request
330 *
331 * Encapsulates all the options that describe a specific assocation request
332 * or configuration of the wireless card's radio, mode, and security settings.
333 */
334 struct assoc_request {
335 #define ASSOC_FLAG_SSID 1
336 #define ASSOC_FLAG_CHANNEL 2
337 #define ASSOC_FLAG_BAND 3
338 #define ASSOC_FLAG_MODE 4
339 #define ASSOC_FLAG_BSSID 5
340 #define ASSOC_FLAG_WEP_KEYS 6
341 #define ASSOC_FLAG_WEP_TX_KEYIDX 7
342 #define ASSOC_FLAG_WPA_MCAST_KEY 8
343 #define ASSOC_FLAG_WPA_UCAST_KEY 9
344 #define ASSOC_FLAG_SECINFO 10
345 #define ASSOC_FLAG_WPA_IE 11
346 unsigned long flags;
347
348 u8 ssid[IW_ESSID_MAX_SIZE + 1];
349 u8 ssid_len;
350 u8 channel;
351 u8 band;
352 u8 mode;
353 u8 bssid[ETH_ALEN];
354
355 /** WEP keys */
356 struct enc_key wep_keys[4];
357 u16 wep_tx_keyidx;
358
359 /** WPA keys */
360 struct enc_key wpa_mcast_key;
361 struct enc_key wpa_unicast_key;
362
363 struct lbs_802_11_security secinfo;
364
365 /** WPA Information Elements*/
366 u8 wpa_ie[MAX_WPA_IE_LEN];
367 u8 wpa_ie_len;
368
369 /* BSS to associate with for infrastructure of Ad-Hoc join */
370 struct bss_descriptor bss;
371 };
372
373 #endif
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