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16 #ifndef __DEVICE_H__
17 #define __DEVICE_H__
18
19 #include <linux/module.h>
20 #include <linux/kernel.h>
21 #include <linux/slab.h>
22 #include <linux/delay.h>
23 #include <linux/device.h>
24 #include <linux/firmware.h>
25 #include <linux/suspend.h>
26 #include <linux/if_arp.h>
27 #include <linux/wireless.h>
28 #include <linux/timer.h>
29 #include <linux/usb.h>
30 #include <linux/crc32.h>
31 #include <net/mac80211.h>
32
33 #ifdef SIOCETHTOOL
34 #define DEVICE_ETHTOOL_IOCTL_SUPPORT
35 #include <linux/ethtool.h>
36 #else
37 #undef DEVICE_ETHTOOL_IOCTL_SUPPORT
38 #endif
39
40 #define RATE_1M 0
41 #define RATE_2M 1
42 #define RATE_5M 2
43 #define RATE_11M 3
44 #define RATE_6M 4
45 #define RATE_9M 5
46 #define RATE_12M 6
47 #define RATE_18M 7
48 #define RATE_24M 8
49 #define RATE_36M 9
50 #define RATE_48M 10
51 #define RATE_54M 11
52 #define RATE_AUTO 12
53
54 #define MAX_RATE 12
55 #define VNT_B_RATES (BIT(RATE_1M) | BIT(RATE_2M) |\
56 BIT(RATE_5M) | BIT(RATE_11M))
57
58
59
60
61
62 #include "wcmd.h"
63 #include "desc.h"
64 #include "key.h"
65 #include "card.h"
66
67 #define VNT_USB_VENDOR_ID 0x160a
68 #define VNT_USB_PRODUCT_ID 0x3184
69
70 #define DEVICE_NAME "vt6656"
71 #define DEVICE_FULL_DRV_NAM "VIA Networking Wireless LAN USB Driver"
72
73 #define DEVICE_VERSION "mac80211"
74
75 #define CONFIG_PATH "/etc/vntconfiguration.dat"
76
77 #define MAX_UINTS 8
78 #define OPTION_DEFAULT { [0 ... MAX_UINTS - 1] = -1}
79
80 #define DUPLICATE_RX_CACHE_LENGTH 5
81
82 #define AUTO_FB_NONE 0
83 #define AUTO_FB_0 1
84 #define AUTO_FB_1 2
85
86 #define FB_RATE0 0
87 #define FB_RATE1 1
88
89
90 #define ANT_A 0
91 #define ANT_B 1
92 #define ANT_DIVERSITY 2
93 #define ANT_RXD_TXA 3
94 #define ANT_RXD_TXB 4
95 #define ANT_UNKNOWN 0xFF
96 #define ANT_TXA 0
97 #define ANT_TXB 1
98 #define ANT_RXA 2
99 #define ANT_RXB 3
100
101 #define BB_VGA_LEVEL 4
102 #define BB_VGA_CHANGE_THRESHOLD 3
103
104 #define EEP_MAX_CONTEXT_SIZE 256
105
106
107 #define EEP_OFS_PAR 0x0
108 #define EEP_OFS_ANTENNA 0x17
109 #define EEP_OFS_RADIOCTL 0x18
110 #define EEP_OFS_RFTYPE 0x1b
111 #define EEP_OFS_MINCHANNEL 0x1c
112 #define EEP_OFS_MAXCHANNEL 0x1d
113 #define EEP_OFS_SIGNATURE 0x1e
114 #define EEP_OFS_ZONETYPE 0x1f
115 #define EEP_OFS_RFTABLE 0x20
116 #define EEP_OFS_PWR_CCK 0x20
117 #define EEP_OFS_SETPT_CCK 0x21
118 #define EEP_OFS_PWR_OFDMG 0x23
119
120 #define EEP_OFS_CALIB_TX_IQ 0x24
121 #define EEP_OFS_CALIB_TX_DC 0x25
122 #define EEP_OFS_CALIB_RX_IQ 0x26
123
124 #define EEP_OFS_MAJOR_VER 0x2e
125 #define EEP_OFS_MINOR_VER 0x2f
126
127 #define EEP_OFS_CCK_PWR_TBL 0x30
128 #define EEP_OFS_OFDM_PWR_TBL 0x40
129 #define EEP_OFS_OFDMA_PWR_TBL 0x50
130
131
132 #define EEP_ANTENNA_MAIN 0x1
133 #define EEP_ANTENNA_AUX 0x2
134 #define EEP_ANTINV 0x4
135
136
137 #define EEP_RADIOCTL_ENABLE 0x80
138
139
140 #define MESSAGE_TYPE_READ 0x1
141 #define MESSAGE_TYPE_WRITE 0x0
142 #define MESSAGE_TYPE_LOCK_OR 0x2
143 #define MESSAGE_TYPE_LOCK_AND 0x3
144 #define MESSAGE_TYPE_WRITE_MASK 0x4
145 #define MESSAGE_TYPE_CARDINIT 0x5
146 #define MESSAGE_TYPE_INIT_RSP 0x6
147 #define MESSAGE_TYPE_MACSHUTDOWN 0x7
148 #define MESSAGE_TYPE_SETKEY 0x8
149 #define MESSAGE_TYPE_CLRKEYENTRY 0x9
150 #define MESSAGE_TYPE_WRITE_MISCFF 0xa
151 #define MESSAGE_TYPE_SET_ANTMD 0xb
152 #define MESSAGE_TYPE_SELECT_CHANNEL 0xc
153 #define MESSAGE_TYPE_SET_TSFTBTT 0xd
154 #define MESSAGE_TYPE_SET_SSTIFS 0xe
155 #define MESSAGE_TYPE_CHANGE_BBTYPE 0xf
156 #define MESSAGE_TYPE_DISABLE_PS 0x10
157 #define MESSAGE_TYPE_WRITE_IFRF 0x11
158
159
160 #define MESSAGE_REQUEST_MEM 0x1
161 #define MESSAGE_REQUEST_BBREG 0x2
162 #define MESSAGE_REQUEST_MACREG 0x3
163 #define MESSAGE_REQUEST_EEPROM 0x4
164 #define MESSAGE_REQUEST_TSF 0x5
165 #define MESSAGE_REQUEST_TBTT 0x6
166 #define MESSAGE_REQUEST_BBAGC 0x7
167 #define MESSAGE_REQUEST_VERSION 0x8
168 #define MESSAGE_REQUEST_RF_INIT 0x9
169 #define MESSAGE_REQUEST_RF_INIT2 0xa
170 #define MESSAGE_REQUEST_RF_CH0 0xb
171 #define MESSAGE_REQUEST_RF_CH1 0xc
172 #define MESSAGE_REQUEST_RF_CH2 0xd
173
174
175 #define USB_REG4 0x604
176
177 #define DEVICE_INIT_COLD 0x0
178 #define DEVICE_INIT_RESET 0x1
179 #define DEVICE_INIT_DXPL 0x2
180
181
182 struct vnt_cmd_card_init {
183 u8 init_class;
184 u8 exist_sw_net_addr;
185 u8 sw_net_addr[6];
186 u8 short_retry_limit;
187 u8 long_retry_limit;
188 };
189
190 struct vnt_rsp_card_init {
191 u8 status;
192 u8 net_addr[6];
193 u8 rf_type;
194 u8 min_channel;
195 u8 max_channel;
196 };
197
198
199
200
201
202
203 enum {
204 CONTEXT_DATA_PACKET = 1,
205 CONTEXT_MGMT_PACKET,
206 CONTEXT_BEACON_PACKET
207 };
208
209
210 struct vnt_rcb {
211 void *priv;
212 struct urb *urb;
213 struct sk_buff *skb;
214 int in_use;
215 };
216
217
218 struct vnt_usb_send_context {
219 void *priv;
220 struct sk_buff *skb;
221 struct urb *urb;
222 struct ieee80211_hdr *hdr;
223 unsigned int buf_len;
224 u32 frame_len;
225 u16 tx_hdr_size;
226 u16 tx_rate;
227 u8 type;
228 u8 pkt_no;
229 u8 pkt_type;
230 u8 need_ack;
231 u8 fb_option;
232 bool in_use;
233 unsigned char data[MAX_TOTAL_SIZE_WITH_ALL_HEADERS];
234 };
235
236
237
238
239 struct vnt_interrupt_buffer {
240 u8 *data_buf;
241 bool in_use;
242 };
243
244
245
246 enum {
247 STATUS_SUCCESS = 0,
248 STATUS_FAILURE,
249 STATUS_RESOURCES,
250 STATUS_PENDING,
251 };
252
253
254 #define DEVICE_FLAGS_UNPLUG 0
255 #define DEVICE_FLAGS_DISCONNECTED 1
256
257 struct vnt_private {
258
259 struct ieee80211_hw *hw;
260 struct ieee80211_vif *vif;
261 u8 mac_hw;
262
263 struct usb_device *usb;
264 struct usb_interface *intf;
265
266 u64 tsf_time;
267 u8 rx_rate;
268
269 u32 rx_buf_sz;
270 int mc_list_count;
271
272 spinlock_t lock;
273 struct mutex usb_lock;
274
275 unsigned long flags;
276
277
278 struct urb *interrupt_urb;
279 u32 int_interval;
280
281
282 struct vnt_rcb *rcb[CB_MAX_RX_DESC];
283 u32 num_rcb;
284
285
286 struct vnt_usb_send_context *tx_context[CB_MAX_TX_DESC];
287 u32 num_tx_context;
288
289
290 struct vnt_interrupt_buffer int_buf;
291
292
293 u16 firmware_version;
294 u8 local_id;
295 u8 rf_type;
296 u8 bb_rx_conf;
297
298 struct vnt_cmd_card_init init_command;
299 struct vnt_rsp_card_init init_response;
300 u8 current_net_addr[ETH_ALEN] __aligned(2);
301 u8 permanent_net_addr[ETH_ALEN] __aligned(2);
302
303 u8 exist_sw_net_addr;
304
305 u64 current_tsf;
306
307
308 u32 current_rssi;
309
310
311 int tx_rx_ant_inv;
312 u32 rx_antenna_sel;
313 u8 rx_antenna_mode;
314 u8 tx_antenna_mode;
315 u8 radio_ctl;
316
317
318 u32 sifs;
319 u32 difs;
320 u32 eifs;
321 u32 slot;
322
323
324 u8 bb_type;
325 u8 packet_type;
326 u32 basic_rates;
327 u8 top_ofdm_basic_rate;
328 u8 top_cck_basic_rate;
329
330 u8 eeprom[EEP_MAX_CONTEXT_SIZE];
331
332 u8 preamble_type;
333
334
335 u8 cck_pwr;
336 u8 ofdm_pwr_g;
337 u8 ofdm_pwr_a;
338 u8 power;
339 u8 cck_pwr_tbl[14];
340 u8 ofdm_pwr_tbl[14];
341 u8 ofdm_a_pwr_tbl[42];
342
343 u16 current_rate;
344 u16 tx_rate_fb0;
345 u16 tx_rate_fb1;
346
347 u8 short_retry_limit;
348 u8 long_retry_limit;
349
350 enum nl80211_iftype op_mode;
351
352 int short_slot_time;
353
354
355 u16 current_aid;
356
357
358 u16 seq_counter;
359
360 enum vnt_cmd_state command_state;
361
362 enum vnt_cmd command;
363
364
365
366 enum vnt_cmd cmd_queue[CMD_Q_SIZE];
367 u32 cmd_dequeue_idx;
368 u32 cmd_enqueue_idx;
369 u32 free_cmd_queue;
370 int cmd_running;
371
372 unsigned long key_entry_inuse;
373
374 u8 auto_fb_ctrl;
375
376
377 u8 bb_vga[BB_VGA_LEVEL];
378
379 u8 bb_pre_ed_rssi;
380 u8 bb_pre_ed_index;
381
382 u16 wake_up_count;
383
384
385 struct delayed_work run_command_work;
386
387 struct ieee80211_low_level_stats low_stats;
388 };
389
390 #define ADD_ONE_WITH_WRAP_AROUND(uVar, uModulo) { \
391 if ((uVar) >= ((uModulo) - 1)) \
392 (uVar) = 0; \
393 else \
394 (uVar)++; \
395 }
396
397 int vnt_init(struct vnt_private *priv);
398
399 #endif