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Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Driver for ZyDAS zd1201 based wireless USB devices. | |
3 | * | |
4 | * Copyright (c) 2004, 2005 Jeroen Vreeken (pe1rxq@amsat.org) | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * version 2 as published by the Free Software Foundation. | |
9 | * | |
10 | * Parts of this driver have been derived from a wlan-ng version | |
11 | * modified by ZyDAS. They also made documentation available, thanks! | |
12 | * Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved. | |
13 | */ | |
14 | ||
15 | #include <linux/module.h> | |
16 | #include <linux/usb.h> | |
5a0e3ad6 | 17 | #include <linux/slab.h> |
1da177e4 LT |
18 | #include <linux/netdevice.h> |
19 | #include <linux/etherdevice.h> | |
20 | #include <linux/wireless.h> | |
3d54b905 | 21 | #include <net/cfg80211.h> |
1da177e4 LT |
22 | #include <net/iw_handler.h> |
23 | #include <linux/string.h> | |
24 | #include <linux/if_arp.h> | |
25 | #include <linux/firmware.h> | |
1da177e4 LT |
26 | #include "zd1201.h" |
27 | ||
28 | static struct usb_device_id zd1201_table[] = { | |
29 | {USB_DEVICE(0x0586, 0x3400)}, /* Peabird Wireless USB Adapter */ | |
30 | {USB_DEVICE(0x0ace, 0x1201)}, /* ZyDAS ZD1201 Wireless USB Adapter */ | |
31 | {USB_DEVICE(0x050d, 0x6051)}, /* Belkin F5D6051 usb adapter */ | |
32 | {USB_DEVICE(0x0db0, 0x6823)}, /* MSI UB11B usb adapter */ | |
d94519c1 | 33 | {USB_DEVICE(0x1044, 0x8004)}, /* Gigabyte GN-WLBZ101 */ |
f2908097 | 34 | {USB_DEVICE(0x1044, 0x8005)}, /* GIGABYTE GN-WLBZ201 usb adapter */ |
1da177e4 LT |
35 | {} |
36 | }; | |
37 | ||
2a806340 | 38 | static int ap; /* Are we an AP or a normal station? */ |
1da177e4 LT |
39 | |
40 | #define ZD1201_VERSION "0.15" | |
41 | ||
42 | MODULE_AUTHOR("Jeroen Vreeken <pe1rxq@amsat.org>"); | |
43 | MODULE_DESCRIPTION("Driver for ZyDAS ZD1201 based USB Wireless adapters"); | |
44 | MODULE_VERSION(ZD1201_VERSION); | |
45 | MODULE_LICENSE("GPL"); | |
46 | module_param(ap, int, 0); | |
47 | MODULE_PARM_DESC(ap, "If non-zero Access Point firmware will be loaded"); | |
48 | MODULE_DEVICE_TABLE(usb, zd1201_table); | |
49 | ||
50 | ||
2e0a6b8c | 51 | static int zd1201_fw_upload(struct usb_device *dev, int apfw) |
1da177e4 LT |
52 | { |
53 | const struct firmware *fw_entry; | |
45ef0bdb | 54 | const char *data; |
1da177e4 LT |
55 | unsigned long len; |
56 | int err; | |
57 | unsigned char ret; | |
58 | char *buf; | |
59 | char *fwfile; | |
60 | ||
61 | if (apfw) | |
62 | fwfile = "zd1201-ap.fw"; | |
63 | else | |
64 | fwfile = "zd1201.fw"; | |
65 | ||
66 | err = request_firmware(&fw_entry, fwfile, &dev->dev); | |
67 | if (err) { | |
68 | dev_err(&dev->dev, "Failed to load %s firmware file!\n", fwfile); | |
69 | dev_err(&dev->dev, "Make sure the hotplug firmware loader is installed.\n"); | |
2a806340 | 70 | dev_err(&dev->dev, "Goto http://linux-lc100020.sourceforge.net for more info.\n"); |
1da177e4 LT |
71 | return err; |
72 | } | |
73 | ||
74 | data = fw_entry->data; | |
75 | len = fw_entry->size; | |
76 | ||
77 | buf = kmalloc(1024, GFP_ATOMIC); | |
58fe4313 WY |
78 | if (!buf) { |
79 | err = -ENOMEM; | |
1da177e4 | 80 | goto exit; |
58fe4313 | 81 | } |
1da177e4 LT |
82 | |
83 | while (len > 0) { | |
84 | int translen = (len > 1024) ? 1024 : len; | |
85 | memcpy(buf, data, translen); | |
86 | ||
87 | err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 0, | |
88 | USB_DIR_OUT | 0x40, 0, 0, buf, translen, | |
89 | ZD1201_FW_TIMEOUT); | |
90 | if (err < 0) | |
91 | goto exit; | |
92 | ||
93 | len -= translen; | |
94 | data += translen; | |
95 | } | |
96 | ||
97 | err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 0x2, | |
98 | USB_DIR_OUT | 0x40, 0, 0, NULL, 0, ZD1201_FW_TIMEOUT); | |
99 | if (err < 0) | |
100 | goto exit; | |
2a806340 | 101 | |
1da177e4 | 102 | err = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), 0x4, |
1206ff4f | 103 | USB_DIR_IN | 0x40, 0, 0, buf, sizeof(ret), ZD1201_FW_TIMEOUT); |
1da177e4 LT |
104 | if (err < 0) |
105 | goto exit; | |
2a806340 | 106 | |
1206ff4f JK |
107 | memcpy(&ret, buf, sizeof(ret)); |
108 | ||
1da177e4 LT |
109 | if (ret & 0x80) { |
110 | err = -EIO; | |
111 | goto exit; | |
112 | } | |
113 | ||
114 | err = 0; | |
115 | exit: | |
1bc3c9e1 | 116 | kfree(buf); |
1da177e4 LT |
117 | release_firmware(fw_entry); |
118 | return err; | |
119 | } | |
120 | ||
e01b0e0f BH |
121 | MODULE_FIRMWARE("zd1201-ap.fw"); |
122 | MODULE_FIRMWARE("zd1201.fw"); | |
123 | ||
7d12e780 | 124 | static void zd1201_usbfree(struct urb *urb) |
1da177e4 LT |
125 | { |
126 | struct zd1201 *zd = urb->context; | |
127 | ||
128 | switch(urb->status) { | |
129 | case -EILSEQ: | |
130 | case -ENODEV: | |
38e2bfc9 | 131 | case -ETIME: |
1da177e4 LT |
132 | case -ENOENT: |
133 | case -EPIPE: | |
134 | case -EOVERFLOW: | |
135 | case -ESHUTDOWN: | |
136 | dev_warn(&zd->usb->dev, "%s: urb failed: %d\n", | |
137 | zd->dev->name, urb->status); | |
138 | } | |
139 | ||
140 | kfree(urb->transfer_buffer); | |
141 | usb_free_urb(urb); | |
1da177e4 LT |
142 | } |
143 | ||
144 | /* cmdreq message: | |
145 | u32 type | |
146 | u16 cmd | |
147 | u16 parm0 | |
148 | u16 parm1 | |
149 | u16 parm2 | |
150 | u8 pad[4] | |
151 | ||
152 | total: 4 + 2 + 2 + 2 + 2 + 4 = 16 | |
153 | */ | |
2e0a6b8c AB |
154 | static int zd1201_docmd(struct zd1201 *zd, int cmd, int parm0, |
155 | int parm1, int parm2) | |
1da177e4 LT |
156 | { |
157 | unsigned char *command; | |
158 | int ret; | |
159 | struct urb *urb; | |
160 | ||
161 | command = kmalloc(16, GFP_ATOMIC); | |
162 | if (!command) | |
163 | return -ENOMEM; | |
164 | ||
165 | *((__le32*)command) = cpu_to_le32(ZD1201_USB_CMDREQ); | |
166 | *((__le16*)&command[4]) = cpu_to_le16(cmd); | |
167 | *((__le16*)&command[6]) = cpu_to_le16(parm0); | |
168 | *((__le16*)&command[8]) = cpu_to_le16(parm1); | |
169 | *((__le16*)&command[10])= cpu_to_le16(parm2); | |
170 | ||
171 | urb = usb_alloc_urb(0, GFP_ATOMIC); | |
172 | if (!urb) { | |
173 | kfree(command); | |
174 | return -ENOMEM; | |
175 | } | |
176 | usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out2), | |
2a806340 | 177 | command, 16, zd1201_usbfree, zd); |
1da177e4 LT |
178 | ret = usb_submit_urb(urb, GFP_ATOMIC); |
179 | if (ret) { | |
180 | kfree(command); | |
181 | usb_free_urb(urb); | |
182 | } | |
2a806340 | 183 | |
1da177e4 LT |
184 | return ret; |
185 | } | |
186 | ||
187 | /* Callback after sending out a packet */ | |
7d12e780 | 188 | static void zd1201_usbtx(struct urb *urb) |
1da177e4 LT |
189 | { |
190 | struct zd1201 *zd = urb->context; | |
191 | netif_wake_queue(zd->dev); | |
1da177e4 LT |
192 | } |
193 | ||
093cf723 | 194 | /* Incoming data */ |
7d12e780 | 195 | static void zd1201_usbrx(struct urb *urb) |
1da177e4 LT |
196 | { |
197 | struct zd1201 *zd = urb->context; | |
198 | int free = 0; | |
199 | unsigned char *data = urb->transfer_buffer; | |
200 | struct sk_buff *skb; | |
201 | unsigned char type; | |
202 | ||
683f8c9e ES |
203 | if (!zd) |
204 | return; | |
1da177e4 LT |
205 | |
206 | switch(urb->status) { | |
207 | case -EILSEQ: | |
208 | case -ENODEV: | |
38e2bfc9 | 209 | case -ETIME: |
1da177e4 LT |
210 | case -ENOENT: |
211 | case -EPIPE: | |
212 | case -EOVERFLOW: | |
213 | case -ESHUTDOWN: | |
214 | dev_warn(&zd->usb->dev, "%s: rx urb failed: %d\n", | |
215 | zd->dev->name, urb->status); | |
216 | free = 1; | |
217 | goto exit; | |
218 | } | |
219 | ||
220 | if (urb->status != 0 || urb->actual_length == 0) | |
221 | goto resubmit; | |
222 | ||
223 | type = data[0]; | |
224 | if (type == ZD1201_PACKET_EVENTSTAT || type == ZD1201_PACKET_RESOURCE) { | |
225 | memcpy(zd->rxdata, data, urb->actual_length); | |
226 | zd->rxlen = urb->actual_length; | |
227 | zd->rxdatas = 1; | |
228 | wake_up(&zd->rxdataq); | |
229 | } | |
230 | /* Info frame */ | |
231 | if (type == ZD1201_PACKET_INQUIRE) { | |
232 | int i = 0; | |
233 | unsigned short infotype, framelen, copylen; | |
234 | framelen = le16_to_cpu(*(__le16*)&data[4]); | |
235 | infotype = le16_to_cpu(*(__le16*)&data[6]); | |
236 | ||
237 | if (infotype == ZD1201_INF_LINKSTATUS) { | |
238 | short linkstatus; | |
239 | ||
240 | linkstatus = le16_to_cpu(*(__le16*)&data[8]); | |
241 | switch(linkstatus) { | |
242 | case 1: | |
243 | netif_carrier_on(zd->dev); | |
244 | break; | |
245 | case 2: | |
246 | netif_carrier_off(zd->dev); | |
247 | break; | |
248 | case 3: | |
249 | netif_carrier_off(zd->dev); | |
250 | break; | |
251 | case 4: | |
252 | netif_carrier_on(zd->dev); | |
253 | break; | |
254 | default: | |
255 | netif_carrier_off(zd->dev); | |
256 | } | |
257 | goto resubmit; | |
258 | } | |
259 | if (infotype == ZD1201_INF_ASSOCSTATUS) { | |
260 | short status = le16_to_cpu(*(__le16*)(data+8)); | |
261 | int event; | |
262 | union iwreq_data wrqu; | |
263 | ||
264 | switch (status) { | |
265 | case ZD1201_ASSOCSTATUS_STAASSOC: | |
266 | case ZD1201_ASSOCSTATUS_REASSOC: | |
267 | event = IWEVREGISTERED; | |
268 | break; | |
269 | case ZD1201_ASSOCSTATUS_DISASSOC: | |
270 | case ZD1201_ASSOCSTATUS_ASSOCFAIL: | |
271 | case ZD1201_ASSOCSTATUS_AUTHFAIL: | |
272 | default: | |
273 | event = IWEVEXPIRED; | |
274 | } | |
275 | memcpy(wrqu.addr.sa_data, data+10, ETH_ALEN); | |
276 | wrqu.addr.sa_family = ARPHRD_ETHER; | |
277 | ||
278 | /* Send event to user space */ | |
279 | wireless_send_event(zd->dev, event, &wrqu, NULL); | |
280 | ||
281 | goto resubmit; | |
282 | } | |
283 | if (infotype == ZD1201_INF_AUTHREQ) { | |
284 | union iwreq_data wrqu; | |
285 | ||
286 | memcpy(wrqu.addr.sa_data, data+8, ETH_ALEN); | |
287 | wrqu.addr.sa_family = ARPHRD_ETHER; | |
288 | /* There isn't a event that trully fits this request. | |
289 | We assume that userspace will be smart enough to | |
290 | see a new station being expired and sends back a | |
291 | authstation ioctl to authorize it. */ | |
292 | wireless_send_event(zd->dev, IWEVEXPIRED, &wrqu, NULL); | |
293 | goto resubmit; | |
294 | } | |
295 | /* Other infotypes are handled outside this handler */ | |
296 | zd->rxlen = 0; | |
297 | while (i < urb->actual_length) { | |
298 | copylen = le16_to_cpu(*(__le16*)&data[i+2]); | |
299 | /* Sanity check, sometimes we get junk */ | |
300 | if (copylen+zd->rxlen > sizeof(zd->rxdata)) | |
301 | break; | |
302 | memcpy(zd->rxdata+zd->rxlen, data+i+4, copylen); | |
303 | zd->rxlen += copylen; | |
304 | i += 64; | |
305 | } | |
306 | if (i >= urb->actual_length) { | |
307 | zd->rxdatas = 1; | |
308 | wake_up(&zd->rxdataq); | |
309 | } | |
310 | goto resubmit; | |
311 | } | |
312 | /* Actual data */ | |
313 | if (data[urb->actual_length-1] == ZD1201_PACKET_RXDATA) { | |
314 | int datalen = urb->actual_length-1; | |
315 | unsigned short len, fc, seq; | |
1da177e4 LT |
316 | |
317 | len = ntohs(*(__be16 *)&data[datalen-2]); | |
318 | if (len>datalen) | |
319 | len=datalen; | |
320 | fc = le16_to_cpu(*(__le16 *)&data[datalen-16]); | |
321 | seq = le16_to_cpu(*(__le16 *)&data[datalen-24]); | |
322 | ||
2a806340 | 323 | if (zd->monitor) { |
1da177e4 LT |
324 | if (datalen < 24) |
325 | goto resubmit; | |
326 | if (!(skb = dev_alloc_skb(datalen+24))) | |
327 | goto resubmit; | |
328 | ||
329 | memcpy(skb_put(skb, 2), &data[datalen-16], 2); | |
330 | memcpy(skb_put(skb, 2), &data[datalen-2], 2); | |
331 | memcpy(skb_put(skb, 6), &data[datalen-14], 6); | |
332 | memcpy(skb_put(skb, 6), &data[datalen-22], 6); | |
333 | memcpy(skb_put(skb, 6), &data[datalen-8], 6); | |
334 | memcpy(skb_put(skb, 2), &data[datalen-24], 2); | |
335 | memcpy(skb_put(skb, len), data, len); | |
1da177e4 | 336 | skb->protocol = eth_type_trans(skb, zd->dev); |
22bc1ce4 SH |
337 | zd->dev->stats.rx_packets++; |
338 | zd->dev->stats.rx_bytes += skb->len; | |
1da177e4 LT |
339 | netif_rx(skb); |
340 | goto resubmit; | |
341 | } | |
342 | ||
3dcefbc9 AV |
343 | if ((seq & IEEE80211_SCTL_FRAG) || |
344 | (fc & IEEE80211_FCTL_MOREFRAGS)) { | |
1da177e4 LT |
345 | struct zd1201_frag *frag = NULL; |
346 | char *ptr; | |
347 | ||
348 | if (datalen<14) | |
349 | goto resubmit; | |
3dcefbc9 | 350 | if ((seq & IEEE80211_SCTL_FRAG) == 0) { |
81065e2f | 351 | frag = kmalloc(sizeof(*frag), GFP_ATOMIC); |
1da177e4 LT |
352 | if (!frag) |
353 | goto resubmit; | |
2c706002 | 354 | skb = dev_alloc_skb(IEEE80211_MAX_DATA_LEN +14+2); |
1da177e4 LT |
355 | if (!skb) { |
356 | kfree(frag); | |
357 | goto resubmit; | |
358 | } | |
359 | frag->skb = skb; | |
3dcefbc9 | 360 | frag->seq = seq & IEEE80211_SCTL_SEQ; |
1da177e4 LT |
361 | skb_reserve(skb, 2); |
362 | memcpy(skb_put(skb, 12), &data[datalen-14], 12); | |
363 | memcpy(skb_put(skb, 2), &data[6], 2); | |
364 | memcpy(skb_put(skb, len), data+8, len); | |
365 | hlist_add_head(&frag->fnode, &zd->fraglist); | |
366 | goto resubmit; | |
367 | } | |
b67bfe0d | 368 | hlist_for_each_entry(frag, &zd->fraglist, fnode) |
2a806340 | 369 | if (frag->seq == (seq&IEEE80211_SCTL_SEQ)) |
1da177e4 LT |
370 | break; |
371 | if (!frag) | |
372 | goto resubmit; | |
373 | skb = frag->skb; | |
374 | ptr = skb_put(skb, len); | |
375 | if (ptr) | |
376 | memcpy(ptr, data+8, len); | |
3dcefbc9 | 377 | if (fc & IEEE80211_FCTL_MOREFRAGS) |
1da177e4 LT |
378 | goto resubmit; |
379 | hlist_del_init(&frag->fnode); | |
380 | kfree(frag); | |
1da177e4 LT |
381 | } else { |
382 | if (datalen<14) | |
383 | goto resubmit; | |
384 | skb = dev_alloc_skb(len + 14 + 2); | |
385 | if (!skb) | |
386 | goto resubmit; | |
387 | skb_reserve(skb, 2); | |
388 | memcpy(skb_put(skb, 12), &data[datalen-14], 12); | |
389 | memcpy(skb_put(skb, 2), &data[6], 2); | |
390 | memcpy(skb_put(skb, len), data+8, len); | |
391 | } | |
1da177e4 | 392 | skb->protocol = eth_type_trans(skb, zd->dev); |
22bc1ce4 SH |
393 | zd->dev->stats.rx_packets++; |
394 | zd->dev->stats.rx_bytes += skb->len; | |
1da177e4 LT |
395 | netif_rx(skb); |
396 | } | |
397 | resubmit: | |
398 | memset(data, 0, ZD1201_RXSIZE); | |
399 | ||
400 | urb->status = 0; | |
401 | urb->dev = zd->usb; | |
402 | if(usb_submit_urb(urb, GFP_ATOMIC)) | |
403 | free = 1; | |
404 | ||
405 | exit: | |
406 | if (free) { | |
407 | zd->rxlen = 0; | |
408 | zd->rxdatas = 1; | |
409 | wake_up(&zd->rxdataq); | |
410 | kfree(urb->transfer_buffer); | |
411 | } | |
1da177e4 LT |
412 | } |
413 | ||
414 | static int zd1201_getconfig(struct zd1201 *zd, int rid, void *riddata, | |
415 | unsigned int riddatalen) | |
416 | { | |
417 | int err; | |
418 | int i = 0; | |
419 | int code; | |
420 | int rid_fid; | |
421 | int length; | |
422 | unsigned char *pdata; | |
2a806340 | 423 | |
1da177e4 LT |
424 | zd->rxdatas = 0; |
425 | err = zd1201_docmd(zd, ZD1201_CMDCODE_ACCESS, rid, 0, 0); | |
426 | if (err) | |
427 | return err; | |
428 | ||
429 | wait_event_interruptible(zd->rxdataq, zd->rxdatas); | |
430 | if (!zd->rxlen) | |
431 | return -EIO; | |
432 | ||
433 | code = le16_to_cpu(*(__le16*)(&zd->rxdata[4])); | |
434 | rid_fid = le16_to_cpu(*(__le16*)(&zd->rxdata[6])); | |
435 | length = le16_to_cpu(*(__le16*)(&zd->rxdata[8])); | |
436 | if (length > zd->rxlen) | |
437 | length = zd->rxlen-6; | |
438 | ||
439 | /* If access bit is not on, then error */ | |
440 | if ((code & ZD1201_ACCESSBIT) != ZD1201_ACCESSBIT || rid_fid != rid ) | |
441 | return -EINVAL; | |
442 | ||
443 | /* Not enough buffer for allocating data */ | |
444 | if (riddatalen != (length - 4)) { | |
445 | dev_dbg(&zd->usb->dev, "riddatalen mismatches, expected=%u, (packet=%u) length=%u, rid=0x%04X, rid_fid=0x%04X\n", | |
446 | riddatalen, zd->rxlen, length, rid, rid_fid); | |
447 | return -ENODATA; | |
448 | } | |
449 | ||
450 | zd->rxdatas = 0; | |
451 | /* Issue SetRxRid commnd */ | |
452 | err = zd1201_docmd(zd, ZD1201_CMDCODE_SETRXRID, rid, 0, length); | |
453 | if (err) | |
454 | return err; | |
455 | ||
456 | /* Receive RID record from resource packets */ | |
457 | wait_event_interruptible(zd->rxdataq, zd->rxdatas); | |
458 | if (!zd->rxlen) | |
459 | return -EIO; | |
460 | ||
461 | if (zd->rxdata[zd->rxlen - 1] != ZD1201_PACKET_RESOURCE) { | |
462 | dev_dbg(&zd->usb->dev, "Packet type mismatch: 0x%x not 0x3\n", | |
463 | zd->rxdata[zd->rxlen-1]); | |
464 | return -EINVAL; | |
465 | } | |
466 | ||
467 | /* Set the data pointer and received data length */ | |
468 | pdata = zd->rxdata; | |
469 | length = zd->rxlen; | |
470 | ||
471 | do { | |
2a806340 | 472 | int actual_length; |
1da177e4 LT |
473 | |
474 | actual_length = (length > 64) ? 64 : length; | |
475 | ||
2a806340 | 476 | if (pdata[0] != 0x3) { |
1da177e4 LT |
477 | dev_dbg(&zd->usb->dev, "Rx Resource packet type error: %02X\n", |
478 | pdata[0]); | |
479 | return -EINVAL; | |
480 | } | |
481 | ||
482 | if (actual_length != 64) { | |
483 | /* Trim the last packet type byte */ | |
484 | actual_length--; | |
485 | } | |
486 | ||
487 | /* Skip the 4 bytes header (RID length and RID) */ | |
2a806340 | 488 | if (i == 0) { |
1da177e4 LT |
489 | pdata += 8; |
490 | actual_length -= 8; | |
2a806340 | 491 | } else { |
1da177e4 LT |
492 | pdata += 4; |
493 | actual_length -= 4; | |
494 | } | |
495 | ||
496 | memcpy(riddata, pdata, actual_length); | |
497 | riddata += actual_length; | |
498 | pdata += actual_length; | |
499 | length -= 64; | |
500 | i++; | |
501 | } while (length > 0); | |
502 | ||
503 | return 0; | |
504 | } | |
505 | ||
506 | /* | |
507 | * resreq: | |
508 | * byte type | |
509 | * byte sequence | |
510 | * u16 reserved | |
511 | * byte data[12] | |
512 | * total: 16 | |
513 | */ | |
514 | static int zd1201_setconfig(struct zd1201 *zd, int rid, void *buf, int len, int wait) | |
515 | { | |
516 | int err; | |
517 | unsigned char *request; | |
518 | int reqlen; | |
519 | char seq=0; | |
520 | struct urb *urb; | |
55016f10 | 521 | gfp_t gfp_mask = wait ? GFP_NOIO : GFP_ATOMIC; |
1da177e4 LT |
522 | |
523 | len += 4; /* first 4 are for header */ | |
524 | ||
525 | zd->rxdatas = 0; | |
526 | zd->rxlen = 0; | |
527 | for (seq=0; len > 0; seq++) { | |
528 | request = kmalloc(16, gfp_mask); | |
529 | if (!request) | |
530 | return -ENOMEM; | |
531 | urb = usb_alloc_urb(0, gfp_mask); | |
532 | if (!urb) { | |
533 | kfree(request); | |
534 | return -ENOMEM; | |
535 | } | |
536 | memset(request, 0, 16); | |
537 | reqlen = len>12 ? 12 : len; | |
538 | request[0] = ZD1201_USB_RESREQ; | |
539 | request[1] = seq; | |
540 | request[2] = 0; | |
541 | request[3] = 0; | |
542 | if (request[1] == 0) { | |
543 | /* add header */ | |
544 | *(__le16*)&request[4] = cpu_to_le16((len-2+1)/2); | |
545 | *(__le16*)&request[6] = cpu_to_le16(rid); | |
546 | memcpy(request+8, buf, reqlen-4); | |
547 | buf += reqlen-4; | |
548 | } else { | |
549 | memcpy(request+4, buf, reqlen); | |
550 | buf += reqlen; | |
551 | } | |
552 | ||
553 | len -= reqlen; | |
554 | ||
555 | usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, | |
556 | zd->endp_out2), request, 16, zd1201_usbfree, zd); | |
557 | err = usb_submit_urb(urb, gfp_mask); | |
558 | if (err) | |
559 | goto err; | |
560 | } | |
561 | ||
562 | request = kmalloc(16, gfp_mask); | |
563 | if (!request) | |
564 | return -ENOMEM; | |
565 | urb = usb_alloc_urb(0, gfp_mask); | |
566 | if (!urb) { | |
567 | kfree(request); | |
568 | return -ENOMEM; | |
569 | } | |
570 | *((__le32*)request) = cpu_to_le32(ZD1201_USB_CMDREQ); | |
571 | *((__le16*)&request[4]) = | |
572 | cpu_to_le16(ZD1201_CMDCODE_ACCESS|ZD1201_ACCESSBIT); | |
573 | *((__le16*)&request[6]) = cpu_to_le16(rid); | |
574 | *((__le16*)&request[8]) = cpu_to_le16(0); | |
575 | *((__le16*)&request[10]) = cpu_to_le16(0); | |
576 | usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out2), | |
577 | request, 16, zd1201_usbfree, zd); | |
578 | err = usb_submit_urb(urb, gfp_mask); | |
579 | if (err) | |
580 | goto err; | |
581 | ||
582 | if (wait) { | |
583 | wait_event_interruptible(zd->rxdataq, zd->rxdatas); | |
584 | if (!zd->rxlen || le16_to_cpu(*(__le16*)&zd->rxdata[6]) != rid) { | |
585 | dev_dbg(&zd->usb->dev, "wrong or no RID received\n"); | |
586 | } | |
587 | } | |
588 | ||
589 | return 0; | |
590 | err: | |
591 | kfree(request); | |
592 | usb_free_urb(urb); | |
593 | return err; | |
594 | } | |
595 | ||
596 | static inline int zd1201_getconfig16(struct zd1201 *zd, int rid, short *val) | |
597 | { | |
598 | int err; | |
599 | __le16 zdval; | |
600 | ||
601 | err = zd1201_getconfig(zd, rid, &zdval, sizeof(__le16)); | |
602 | if (err) | |
603 | return err; | |
604 | *val = le16_to_cpu(zdval); | |
605 | return 0; | |
606 | } | |
607 | ||
608 | static inline int zd1201_setconfig16(struct zd1201 *zd, int rid, short val) | |
609 | { | |
610 | __le16 zdval = cpu_to_le16(val); | |
611 | return (zd1201_setconfig(zd, rid, &zdval, sizeof(__le16), 1)); | |
612 | } | |
613 | ||
2e0a6b8c | 614 | static int zd1201_drvr_start(struct zd1201 *zd) |
1da177e4 LT |
615 | { |
616 | int err, i; | |
617 | short max; | |
618 | __le16 zdmax; | |
619 | unsigned char *buffer; | |
2a806340 | 620 | |
80b6ca48 | 621 | buffer = kzalloc(ZD1201_RXSIZE, GFP_KERNEL); |
1da177e4 LT |
622 | if (!buffer) |
623 | return -ENOMEM; | |
1da177e4 LT |
624 | |
625 | usb_fill_bulk_urb(zd->rx_urb, zd->usb, | |
626 | usb_rcvbulkpipe(zd->usb, zd->endp_in), buffer, ZD1201_RXSIZE, | |
627 | zd1201_usbrx, zd); | |
628 | ||
629 | err = usb_submit_urb(zd->rx_urb, GFP_KERNEL); | |
630 | if (err) | |
631 | goto err_buffer; | |
2a806340 | 632 | |
1da177e4 LT |
633 | err = zd1201_docmd(zd, ZD1201_CMDCODE_INIT, 0, 0, 0); |
634 | if (err) | |
635 | goto err_urb; | |
636 | ||
637 | err = zd1201_getconfig(zd, ZD1201_RID_CNFMAXTXBUFFERNUMBER, &zdmax, | |
638 | sizeof(__le16)); | |
639 | if (err) | |
640 | goto err_urb; | |
641 | ||
642 | max = le16_to_cpu(zdmax); | |
643 | for (i=0; i<max; i++) { | |
644 | err = zd1201_docmd(zd, ZD1201_CMDCODE_ALLOC, 1514, 0, 0); | |
645 | if (err) | |
646 | goto err_urb; | |
647 | } | |
648 | ||
649 | return 0; | |
650 | ||
651 | err_urb: | |
652 | usb_kill_urb(zd->rx_urb); | |
653 | return err; | |
654 | err_buffer: | |
655 | kfree(buffer); | |
656 | return err; | |
657 | } | |
658 | ||
659 | /* Magic alert: The firmware doesn't seem to like the MAC state being | |
660 | * toggled in promisc (aka monitor) mode. | |
661 | * (It works a number of times, but will halt eventually) | |
662 | * So we turn it of before disabling and on after enabling if needed. | |
663 | */ | |
664 | static int zd1201_enable(struct zd1201 *zd) | |
665 | { | |
666 | int err; | |
667 | ||
668 | if (zd->mac_enabled) | |
669 | return 0; | |
670 | ||
671 | err = zd1201_docmd(zd, ZD1201_CMDCODE_ENABLE, 0, 0, 0); | |
672 | if (!err) | |
673 | zd->mac_enabled = 1; | |
674 | ||
675 | if (zd->monitor) | |
676 | err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 1); | |
677 | ||
678 | return err; | |
679 | } | |
680 | ||
681 | static int zd1201_disable(struct zd1201 *zd) | |
682 | { | |
683 | int err; | |
2a806340 | 684 | |
1da177e4 LT |
685 | if (!zd->mac_enabled) |
686 | return 0; | |
687 | if (zd->monitor) { | |
688 | err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 0); | |
689 | if (err) | |
690 | return err; | |
691 | } | |
692 | ||
693 | err = zd1201_docmd(zd, ZD1201_CMDCODE_DISABLE, 0, 0, 0); | |
694 | if (!err) | |
695 | zd->mac_enabled = 0; | |
696 | return err; | |
697 | } | |
698 | ||
699 | static int zd1201_mac_reset(struct zd1201 *zd) | |
700 | { | |
701 | if (!zd->mac_enabled) | |
702 | return 0; | |
703 | zd1201_disable(zd); | |
704 | return zd1201_enable(zd); | |
705 | } | |
706 | ||
707 | static int zd1201_join(struct zd1201 *zd, char *essid, int essidlen) | |
708 | { | |
709 | int err, val; | |
710 | char buf[IW_ESSID_MAX_SIZE+2]; | |
711 | ||
712 | err = zd1201_disable(zd); | |
713 | if (err) | |
714 | return err; | |
715 | ||
716 | val = ZD1201_CNFAUTHENTICATION_OPENSYSTEM; | |
717 | val |= ZD1201_CNFAUTHENTICATION_SHAREDKEY; | |
718 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFAUTHENTICATION, val); | |
719 | if (err) | |
720 | return err; | |
721 | ||
722 | *(__le16 *)buf = cpu_to_le16(essidlen); | |
723 | memcpy(buf+2, essid, essidlen); | |
724 | if (!zd->ap) { /* Normal station */ | |
725 | err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID, buf, | |
726 | IW_ESSID_MAX_SIZE+2, 1); | |
727 | if (err) | |
728 | return err; | |
729 | } else { /* AP */ | |
730 | err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNSSID, buf, | |
731 | IW_ESSID_MAX_SIZE+2, 1); | |
732 | if (err) | |
733 | return err; | |
734 | } | |
735 | ||
736 | err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNMACADDR, | |
737 | zd->dev->dev_addr, zd->dev->addr_len, 1); | |
738 | if (err) | |
739 | return err; | |
740 | ||
741 | err = zd1201_enable(zd); | |
742 | if (err) | |
743 | return err; | |
744 | ||
745 | msleep(100); | |
746 | return 0; | |
747 | } | |
748 | ||
749 | static int zd1201_net_open(struct net_device *dev) | |
750 | { | |
3d29b0c3 | 751 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
752 | |
753 | /* Start MAC with wildcard if no essid set */ | |
754 | if (!zd->mac_enabled) | |
755 | zd1201_join(zd, zd->essid, zd->essidlen); | |
756 | netif_start_queue(dev); | |
757 | ||
758 | return 0; | |
759 | } | |
760 | ||
761 | static int zd1201_net_stop(struct net_device *dev) | |
762 | { | |
763 | netif_stop_queue(dev); | |
1da177e4 LT |
764 | return 0; |
765 | } | |
766 | ||
767 | /* | |
768 | RFC 1042 encapsulates Ethernet frames in 802.11 frames | |
769 | by prefixing them with 0xaa, 0xaa, 0x03) followed by a SNAP OID of 0 | |
093cf723 | 770 | (0x00, 0x00, 0x00). Zd requires an additional padding, copy |
1da177e4 LT |
771 | of ethernet addresses, length of the standard RFC 1042 packet |
772 | and a command byte (which is nul for tx). | |
773 | ||
774 | tx frame (from Wlan NG): | |
775 | RFC 1042: | |
776 | llc 0xAA 0xAA 0x03 (802.2 LLC) | |
777 | snap 0x00 0x00 0x00 (Ethernet encapsulated) | |
778 | type 2 bytes, Ethernet type field | |
779 | payload (minus eth header) | |
780 | Zydas specific: | |
781 | padding 1B if (skb->len+8+1)%64==0 | |
782 | Eth MAC addr 12 bytes, Ethernet MAC addresses | |
783 | length 2 bytes, RFC 1042 packet length | |
784 | (llc+snap+type+payload) | |
785 | zd 1 null byte, zd1201 packet type | |
786 | */ | |
d0cf9c0d SH |
787 | static netdev_tx_t zd1201_hard_start_xmit(struct sk_buff *skb, |
788 | struct net_device *dev) | |
1da177e4 | 789 | { |
3d29b0c3 | 790 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
791 | unsigned char *txbuf = zd->txdata; |
792 | int txbuflen, pad = 0, err; | |
793 | struct urb *urb = zd->tx_urb; | |
794 | ||
795 | if (!zd->mac_enabled || zd->monitor) { | |
22bc1ce4 | 796 | dev->stats.tx_dropped++; |
1da177e4 | 797 | kfree_skb(skb); |
6ed10654 | 798 | return NETDEV_TX_OK; |
1da177e4 LT |
799 | } |
800 | netif_stop_queue(dev); | |
801 | ||
802 | txbuflen = skb->len + 8 + 1; | |
803 | if (txbuflen%64 == 0) { | |
804 | pad = 1; | |
805 | txbuflen++; | |
806 | } | |
807 | txbuf[0] = 0xAA; | |
808 | txbuf[1] = 0xAA; | |
809 | txbuf[2] = 0x03; | |
810 | txbuf[3] = 0x00; /* rfc1042 */ | |
811 | txbuf[4] = 0x00; | |
812 | txbuf[5] = 0x00; | |
813 | ||
d626f62b | 814 | skb_copy_from_linear_data_offset(skb, 12, txbuf + 6, skb->len - 12); |
1da177e4 LT |
815 | if (pad) |
816 | txbuf[skb->len-12+6]=0; | |
d626f62b | 817 | skb_copy_from_linear_data(skb, txbuf + skb->len - 12 + 6 + pad, 12); |
1da177e4 LT |
818 | *(__be16*)&txbuf[skb->len+6+pad] = htons(skb->len-12+6); |
819 | txbuf[txbuflen-1] = 0; | |
820 | ||
821 | usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out), | |
822 | txbuf, txbuflen, zd1201_usbtx, zd); | |
823 | ||
824 | err = usb_submit_urb(zd->tx_urb, GFP_ATOMIC); | |
825 | if (err) { | |
22bc1ce4 | 826 | dev->stats.tx_errors++; |
1da177e4 | 827 | netif_start_queue(dev); |
4153e775 PM |
828 | } else { |
829 | dev->stats.tx_packets++; | |
830 | dev->stats.tx_bytes += skb->len; | |
1da177e4 | 831 | } |
1da177e4 LT |
832 | kfree_skb(skb); |
833 | ||
6ed10654 | 834 | return NETDEV_TX_OK; |
1da177e4 LT |
835 | } |
836 | ||
837 | static void zd1201_tx_timeout(struct net_device *dev) | |
838 | { | |
3d29b0c3 | 839 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
840 | |
841 | if (!zd) | |
842 | return; | |
843 | dev_warn(&zd->usb->dev, "%s: TX timeout, shooting down urb\n", | |
844 | dev->name); | |
1da177e4 | 845 | usb_unlink_urb(zd->tx_urb); |
22bc1ce4 | 846 | dev->stats.tx_errors++; |
1da177e4 | 847 | /* Restart the timeout to quiet the watchdog: */ |
1ae5dc34 | 848 | dev->trans_start = jiffies; /* prevent tx timeout */ |
1da177e4 LT |
849 | } |
850 | ||
851 | static int zd1201_set_mac_address(struct net_device *dev, void *p) | |
852 | { | |
853 | struct sockaddr *addr = p; | |
3d29b0c3 | 854 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
855 | int err; |
856 | ||
857 | if (!zd) | |
858 | return -ENODEV; | |
859 | ||
860 | err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNMACADDR, | |
861 | addr->sa_data, dev->addr_len, 1); | |
862 | if (err) | |
863 | return err; | |
864 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
865 | ||
866 | return zd1201_mac_reset(zd); | |
867 | } | |
868 | ||
1da177e4 LT |
869 | static struct iw_statistics *zd1201_get_wireless_stats(struct net_device *dev) |
870 | { | |
3d29b0c3 | 871 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
872 | |
873 | return &zd->iwstats; | |
874 | } | |
875 | ||
876 | static void zd1201_set_multicast(struct net_device *dev) | |
877 | { | |
3d29b0c3 | 878 | struct zd1201 *zd = netdev_priv(dev); |
22bedad3 | 879 | struct netdev_hw_addr *ha; |
1da177e4 LT |
880 | unsigned char reqbuf[ETH_ALEN*ZD1201_MAXMULTI]; |
881 | int i; | |
882 | ||
4cd24eaf | 883 | if (netdev_mc_count(dev) > ZD1201_MAXMULTI) |
1da177e4 LT |
884 | return; |
885 | ||
655ffee2 | 886 | i = 0; |
22bedad3 JP |
887 | netdev_for_each_mc_addr(ha, dev) |
888 | memcpy(reqbuf + i++ * ETH_ALEN, ha->addr, ETH_ALEN); | |
1da177e4 | 889 | zd1201_setconfig(zd, ZD1201_RID_CNFGROUPADDRESS, reqbuf, |
4cd24eaf | 890 | netdev_mc_count(dev) * ETH_ALEN, 0); |
1da177e4 LT |
891 | } |
892 | ||
893 | static int zd1201_config_commit(struct net_device *dev, | |
894 | struct iw_request_info *info, struct iw_point *data, char *essid) | |
895 | { | |
3d29b0c3 | 896 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
897 | |
898 | return zd1201_mac_reset(zd); | |
899 | } | |
900 | ||
901 | static int zd1201_get_name(struct net_device *dev, | |
902 | struct iw_request_info *info, char *name, char *extra) | |
903 | { | |
904 | strcpy(name, "IEEE 802.11b"); | |
1da177e4 LT |
905 | return 0; |
906 | } | |
907 | ||
908 | static int zd1201_set_freq(struct net_device *dev, | |
909 | struct iw_request_info *info, struct iw_freq *freq, char *extra) | |
910 | { | |
3d29b0c3 | 911 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
912 | short channel = 0; |
913 | int err; | |
914 | ||
915 | if (freq->e == 0) | |
916 | channel = freq->m; | |
3d54b905 ZG |
917 | else |
918 | channel = ieee80211_frequency_to_channel(freq->m); | |
1da177e4 LT |
919 | |
920 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFOWNCHANNEL, channel); | |
921 | if (err) | |
922 | return err; | |
923 | ||
924 | zd1201_mac_reset(zd); | |
925 | ||
926 | return 0; | |
927 | } | |
928 | ||
929 | static int zd1201_get_freq(struct net_device *dev, | |
930 | struct iw_request_info *info, struct iw_freq *freq, char *extra) | |
931 | { | |
3d29b0c3 | 932 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
933 | short channel; |
934 | int err; | |
935 | ||
936 | err = zd1201_getconfig16(zd, ZD1201_RID_CNFOWNCHANNEL, &channel); | |
937 | if (err) | |
938 | return err; | |
939 | freq->e = 0; | |
940 | freq->m = channel; | |
941 | ||
942 | return 0; | |
943 | } | |
944 | ||
945 | static int zd1201_set_mode(struct net_device *dev, | |
946 | struct iw_request_info *info, __u32 *mode, char *extra) | |
947 | { | |
3d29b0c3 | 948 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
949 | short porttype, monitor = 0; |
950 | unsigned char buffer[IW_ESSID_MAX_SIZE+2]; | |
951 | int err; | |
952 | ||
953 | if (zd->ap) { | |
954 | if (*mode != IW_MODE_MASTER) | |
955 | return -EINVAL; | |
956 | return 0; | |
957 | } | |
958 | ||
959 | err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 0); | |
960 | if (err) | |
961 | return err; | |
962 | zd->dev->type = ARPHRD_ETHER; | |
963 | switch(*mode) { | |
964 | case IW_MODE_MONITOR: | |
965 | monitor = 1; | |
966 | zd->dev->type = ARPHRD_IEEE80211; | |
967 | /* Make sure we are no longer associated with by | |
968 | setting an 'impossible' essid. | |
969 | (otherwise we mess up firmware) | |
970 | */ | |
971 | zd1201_join(zd, "\0-*#\0", 5); | |
972 | /* Put port in pIBSS */ | |
973 | case 8: /* No pseudo-IBSS in wireless extensions (yet) */ | |
974 | porttype = ZD1201_PORTTYPE_PSEUDOIBSS; | |
975 | break; | |
976 | case IW_MODE_ADHOC: | |
977 | porttype = ZD1201_PORTTYPE_IBSS; | |
978 | break; | |
979 | case IW_MODE_INFRA: | |
980 | porttype = ZD1201_PORTTYPE_BSS; | |
981 | break; | |
982 | default: | |
983 | return -EINVAL; | |
984 | } | |
985 | ||
986 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFPORTTYPE, porttype); | |
987 | if (err) | |
988 | return err; | |
989 | if (zd->monitor && !monitor) { | |
990 | zd1201_disable(zd); | |
991 | *(__le16 *)buffer = cpu_to_le16(zd->essidlen); | |
992 | memcpy(buffer+2, zd->essid, zd->essidlen); | |
993 | err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID, | |
994 | buffer, IW_ESSID_MAX_SIZE+2, 1); | |
995 | if (err) | |
996 | return err; | |
997 | } | |
2a806340 | 998 | zd->monitor = monitor; |
1da177e4 LT |
999 | /* If monitor mode is set we don't actually turn it on here since it |
1000 | * is done during mac reset anyway (see zd1201_mac_enable). | |
1001 | */ | |
1da177e4 LT |
1002 | zd1201_mac_reset(zd); |
1003 | ||
1004 | return 0; | |
1005 | } | |
1006 | ||
1007 | static int zd1201_get_mode(struct net_device *dev, | |
1008 | struct iw_request_info *info, __u32 *mode, char *extra) | |
1009 | { | |
3d29b0c3 | 1010 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1011 | short porttype; |
1012 | int err; | |
1013 | ||
1014 | err = zd1201_getconfig16(zd, ZD1201_RID_CNFPORTTYPE, &porttype); | |
1015 | if (err) | |
1016 | return err; | |
1017 | switch(porttype) { | |
1018 | case ZD1201_PORTTYPE_IBSS: | |
1019 | *mode = IW_MODE_ADHOC; | |
1020 | break; | |
1021 | case ZD1201_PORTTYPE_BSS: | |
1022 | *mode = IW_MODE_INFRA; | |
1023 | break; | |
1024 | case ZD1201_PORTTYPE_WDS: | |
1025 | *mode = IW_MODE_REPEAT; | |
1026 | break; | |
1027 | case ZD1201_PORTTYPE_PSEUDOIBSS: | |
1028 | *mode = 8;/* No Pseudo-IBSS... */ | |
1029 | break; | |
1030 | case ZD1201_PORTTYPE_AP: | |
1031 | *mode = IW_MODE_MASTER; | |
1032 | break; | |
1033 | default: | |
1034 | dev_dbg(&zd->usb->dev, "Unknown porttype: %d\n", | |
1035 | porttype); | |
1036 | *mode = IW_MODE_AUTO; | |
1037 | } | |
1038 | if (zd->monitor) | |
1039 | *mode = IW_MODE_MONITOR; | |
1040 | ||
1041 | return 0; | |
1042 | } | |
1043 | ||
1044 | static int zd1201_get_range(struct net_device *dev, | |
1045 | struct iw_request_info *info, struct iw_point *wrq, char *extra) | |
1046 | { | |
1047 | struct iw_range *range = (struct iw_range *)extra; | |
1048 | ||
1049 | wrq->length = sizeof(struct iw_range); | |
1050 | memset(range, 0, sizeof(struct iw_range)); | |
1051 | range->we_version_compiled = WIRELESS_EXT; | |
1052 | range->we_version_source = WIRELESS_EXT; | |
1053 | ||
1054 | range->max_qual.qual = 128; | |
1055 | range->max_qual.level = 128; | |
1056 | range->max_qual.noise = 128; | |
1057 | range->max_qual.updated = 7; | |
1058 | ||
1059 | range->encoding_size[0] = 5; | |
1060 | range->encoding_size[1] = 13; | |
1061 | range->num_encoding_sizes = 2; | |
1062 | range->max_encoding_tokens = ZD1201_NUMKEYS; | |
1063 | ||
1064 | range->num_bitrates = 4; | |
1065 | range->bitrate[0] = 1000000; | |
1066 | range->bitrate[1] = 2000000; | |
1067 | range->bitrate[2] = 5500000; | |
1068 | range->bitrate[3] = 11000000; | |
1069 | ||
1070 | range->min_rts = 0; | |
1071 | range->min_frag = ZD1201_FRAGMIN; | |
1072 | range->max_rts = ZD1201_RTSMAX; | |
1073 | range->min_frag = ZD1201_FRAGMAX; | |
1074 | ||
1075 | return 0; | |
1076 | } | |
1077 | ||
1078 | /* Little bit of magic here: we only get the quality if we poll | |
1079 | * for it, and we never get an actual request to trigger such | |
093cf723 | 1080 | * a poll. Therefore we 'assume' that the user will soon ask for |
1da177e4 LT |
1081 | * the stats after asking the bssid. |
1082 | */ | |
1083 | static int zd1201_get_wap(struct net_device *dev, | |
1084 | struct iw_request_info *info, struct sockaddr *ap_addr, char *extra) | |
1085 | { | |
3d29b0c3 | 1086 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1087 | unsigned char buffer[6]; |
1088 | ||
1089 | if (!zd1201_getconfig(zd, ZD1201_RID_COMMSQUALITY, buffer, 6)) { | |
093cf723 | 1090 | /* Unfortunately the quality and noise reported is useless. |
1da177e4 LT |
1091 | they seem to be accumulators that increase until you |
1092 | read them, unless we poll on a fixed interval we can't | |
1093 | use them | |
1094 | */ | |
1095 | /*zd->iwstats.qual.qual = le16_to_cpu(((__le16 *)buffer)[0]);*/ | |
1096 | zd->iwstats.qual.level = le16_to_cpu(((__le16 *)buffer)[1]); | |
1097 | /*zd->iwstats.qual.noise = le16_to_cpu(((__le16 *)buffer)[2]);*/ | |
1098 | zd->iwstats.qual.updated = 2; | |
1099 | } | |
1100 | ||
2a806340 | 1101 | return zd1201_getconfig(zd, ZD1201_RID_CURRENTBSSID, ap_addr->sa_data, 6); |
1da177e4 LT |
1102 | } |
1103 | ||
1104 | static int zd1201_set_scan(struct net_device *dev, | |
1105 | struct iw_request_info *info, struct iw_point *srq, char *extra) | |
1106 | { | |
1107 | /* We do everything in get_scan */ | |
1108 | return 0; | |
1109 | } | |
1110 | ||
1111 | static int zd1201_get_scan(struct net_device *dev, | |
1112 | struct iw_request_info *info, struct iw_point *srq, char *extra) | |
1113 | { | |
3d29b0c3 | 1114 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1115 | int err, i, j, enabled_save; |
1116 | struct iw_event iwe; | |
1117 | char *cev = extra; | |
1118 | char *end_buf = extra + IW_SCAN_MAX_DATA; | |
1119 | ||
1120 | /* No scanning in AP mode */ | |
1121 | if (zd->ap) | |
1122 | return -EOPNOTSUPP; | |
1123 | ||
1124 | /* Scan doesn't seem to work if disabled */ | |
1125 | enabled_save = zd->mac_enabled; | |
1126 | zd1201_enable(zd); | |
1127 | ||
1128 | zd->rxdatas = 0; | |
1129 | err = zd1201_docmd(zd, ZD1201_CMDCODE_INQUIRE, | |
1130 | ZD1201_INQ_SCANRESULTS, 0, 0); | |
1131 | if (err) | |
1132 | return err; | |
1133 | ||
1134 | wait_event_interruptible(zd->rxdataq, zd->rxdatas); | |
1135 | if (!zd->rxlen) | |
1136 | return -EIO; | |
1137 | ||
1138 | if (le16_to_cpu(*(__le16*)&zd->rxdata[2]) != ZD1201_INQ_SCANRESULTS) | |
1139 | return -EIO; | |
1140 | ||
1141 | for(i=8; i<zd->rxlen; i+=62) { | |
1142 | iwe.cmd = SIOCGIWAP; | |
1143 | iwe.u.ap_addr.sa_family = ARPHRD_ETHER; | |
1144 | memcpy(iwe.u.ap_addr.sa_data, zd->rxdata+i+6, 6); | |
ccc58057 DM |
1145 | cev = iwe_stream_add_event(info, cev, end_buf, |
1146 | &iwe, IW_EV_ADDR_LEN); | |
1da177e4 LT |
1147 | |
1148 | iwe.cmd = SIOCGIWESSID; | |
1149 | iwe.u.data.length = zd->rxdata[i+16]; | |
1150 | iwe.u.data.flags = 1; | |
ccc58057 DM |
1151 | cev = iwe_stream_add_point(info, cev, end_buf, |
1152 | &iwe, zd->rxdata+i+18); | |
1da177e4 LT |
1153 | |
1154 | iwe.cmd = SIOCGIWMODE; | |
1155 | if (zd->rxdata[i+14]&0x01) | |
1156 | iwe.u.mode = IW_MODE_MASTER; | |
1157 | else | |
1158 | iwe.u.mode = IW_MODE_ADHOC; | |
ccc58057 DM |
1159 | cev = iwe_stream_add_event(info, cev, end_buf, |
1160 | &iwe, IW_EV_UINT_LEN); | |
1da177e4 LT |
1161 | |
1162 | iwe.cmd = SIOCGIWFREQ; | |
1163 | iwe.u.freq.m = zd->rxdata[i+0]; | |
1164 | iwe.u.freq.e = 0; | |
ccc58057 DM |
1165 | cev = iwe_stream_add_event(info, cev, end_buf, |
1166 | &iwe, IW_EV_FREQ_LEN); | |
1da177e4 LT |
1167 | |
1168 | iwe.cmd = SIOCGIWRATE; | |
1169 | iwe.u.bitrate.fixed = 0; | |
1170 | iwe.u.bitrate.disabled = 0; | |
1171 | for (j=0; j<10; j++) if (zd->rxdata[i+50+j]) { | |
1172 | iwe.u.bitrate.value = (zd->rxdata[i+50+j]&0x7f)*500000; | |
ccc58057 DM |
1173 | cev = iwe_stream_add_event(info, cev, end_buf, |
1174 | &iwe, IW_EV_PARAM_LEN); | |
1da177e4 LT |
1175 | } |
1176 | ||
1177 | iwe.cmd = SIOCGIWENCODE; | |
1178 | iwe.u.data.length = 0; | |
1179 | if (zd->rxdata[i+14]&0x10) | |
1180 | iwe.u.data.flags = IW_ENCODE_ENABLED; | |
1181 | else | |
1182 | iwe.u.data.flags = IW_ENCODE_DISABLED; | |
ccc58057 | 1183 | cev = iwe_stream_add_point(info, cev, end_buf, &iwe, NULL); |
1da177e4 LT |
1184 | |
1185 | iwe.cmd = IWEVQUAL; | |
1186 | iwe.u.qual.qual = zd->rxdata[i+4]; | |
1187 | iwe.u.qual.noise= zd->rxdata[i+2]/10-100; | |
1188 | iwe.u.qual.level = (256+zd->rxdata[i+4]*100)/255-100; | |
1189 | iwe.u.qual.updated = 7; | |
ccc58057 DM |
1190 | cev = iwe_stream_add_event(info, cev, end_buf, |
1191 | &iwe, IW_EV_QUAL_LEN); | |
1da177e4 LT |
1192 | } |
1193 | ||
1194 | if (!enabled_save) | |
1195 | zd1201_disable(zd); | |
1196 | ||
1197 | srq->length = cev - extra; | |
1198 | srq->flags = 0; | |
1199 | ||
1200 | return 0; | |
1201 | } | |
1202 | ||
1203 | static int zd1201_set_essid(struct net_device *dev, | |
1204 | struct iw_request_info *info, struct iw_point *data, char *essid) | |
1205 | { | |
3d29b0c3 | 1206 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1207 | |
1208 | if (data->length > IW_ESSID_MAX_SIZE) | |
1209 | return -EINVAL; | |
1210 | if (data->length < 1) | |
1211 | data->length = 1; | |
22b99262 | 1212 | zd->essidlen = data->length; |
1da177e4 LT |
1213 | memset(zd->essid, 0, IW_ESSID_MAX_SIZE+1); |
1214 | memcpy(zd->essid, essid, data->length); | |
1215 | return zd1201_join(zd, zd->essid, zd->essidlen); | |
1216 | } | |
1217 | ||
1218 | static int zd1201_get_essid(struct net_device *dev, | |
1219 | struct iw_request_info *info, struct iw_point *data, char *essid) | |
1220 | { | |
3d29b0c3 | 1221 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1222 | |
1223 | memcpy(essid, zd->essid, zd->essidlen); | |
1224 | data->flags = 1; | |
1225 | data->length = zd->essidlen; | |
1226 | ||
1227 | return 0; | |
1228 | } | |
1229 | ||
1230 | static int zd1201_get_nick(struct net_device *dev, struct iw_request_info *info, | |
1231 | struct iw_point *data, char *nick) | |
1232 | { | |
1233 | strcpy(nick, "zd1201"); | |
1234 | data->flags = 1; | |
1235 | data->length = strlen(nick); | |
1236 | return 0; | |
1237 | } | |
1238 | ||
1239 | static int zd1201_set_rate(struct net_device *dev, | |
1240 | struct iw_request_info *info, struct iw_param *rrq, char *extra) | |
1241 | { | |
3d29b0c3 | 1242 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1243 | short rate; |
1244 | int err; | |
1245 | ||
1246 | switch (rrq->value) { | |
1247 | case 1000000: | |
1248 | rate = ZD1201_RATEB1; | |
1249 | break; | |
1250 | case 2000000: | |
1251 | rate = ZD1201_RATEB2; | |
1252 | break; | |
1253 | case 5500000: | |
1254 | rate = ZD1201_RATEB5; | |
1255 | break; | |
1256 | case 11000000: | |
1257 | default: | |
1258 | rate = ZD1201_RATEB11; | |
1259 | break; | |
1260 | } | |
1261 | if (!rrq->fixed) { /* Also enable all lower bitrates */ | |
1262 | rate |= rate-1; | |
1263 | } | |
2a806340 | 1264 | |
1da177e4 LT |
1265 | err = zd1201_setconfig16(zd, ZD1201_RID_TXRATECNTL, rate); |
1266 | if (err) | |
1267 | return err; | |
1268 | ||
1269 | return zd1201_mac_reset(zd); | |
1270 | } | |
1271 | ||
1272 | static int zd1201_get_rate(struct net_device *dev, | |
1273 | struct iw_request_info *info, struct iw_param *rrq, char *extra) | |
1274 | { | |
3d29b0c3 | 1275 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1276 | short rate; |
1277 | int err; | |
1278 | ||
1279 | err = zd1201_getconfig16(zd, ZD1201_RID_CURRENTTXRATE, &rate); | |
1280 | if (err) | |
1281 | return err; | |
1282 | ||
1283 | switch(rate) { | |
1284 | case 1: | |
1285 | rrq->value = 1000000; | |
1286 | break; | |
1287 | case 2: | |
1288 | rrq->value = 2000000; | |
1289 | break; | |
1290 | case 5: | |
1291 | rrq->value = 5500000; | |
1292 | break; | |
1293 | case 11: | |
1294 | rrq->value = 11000000; | |
1295 | break; | |
1296 | default: | |
1297 | rrq->value = 0; | |
1298 | } | |
1299 | rrq->fixed = 0; | |
1300 | rrq->disabled = 0; | |
1301 | ||
1302 | return 0; | |
1303 | } | |
1304 | ||
1305 | static int zd1201_set_rts(struct net_device *dev, struct iw_request_info *info, | |
1306 | struct iw_param *rts, char *extra) | |
1307 | { | |
3d29b0c3 | 1308 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1309 | int err; |
1310 | short val = rts->value; | |
1311 | ||
1312 | if (rts->disabled || !rts->fixed) | |
1313 | val = ZD1201_RTSMAX; | |
1314 | if (val > ZD1201_RTSMAX) | |
1315 | return -EINVAL; | |
1316 | if (val < 0) | |
1317 | return -EINVAL; | |
1318 | ||
1319 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFRTSTHRESHOLD, val); | |
1320 | if (err) | |
1321 | return err; | |
1322 | return zd1201_mac_reset(zd); | |
1323 | } | |
1324 | ||
1325 | static int zd1201_get_rts(struct net_device *dev, struct iw_request_info *info, | |
1326 | struct iw_param *rts, char *extra) | |
1327 | { | |
3d29b0c3 | 1328 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1329 | short rtst; |
1330 | int err; | |
1331 | ||
1332 | err = zd1201_getconfig16(zd, ZD1201_RID_CNFRTSTHRESHOLD, &rtst); | |
1333 | if (err) | |
1334 | return err; | |
1335 | rts->value = rtst; | |
1336 | rts->disabled = (rts->value == ZD1201_RTSMAX); | |
1337 | rts->fixed = 1; | |
1338 | ||
1339 | return 0; | |
1340 | } | |
1341 | ||
1342 | static int zd1201_set_frag(struct net_device *dev, struct iw_request_info *info, | |
1343 | struct iw_param *frag, char *extra) | |
1344 | { | |
3d29b0c3 | 1345 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1346 | int err; |
1347 | short val = frag->value; | |
1348 | ||
1349 | if (frag->disabled || !frag->fixed) | |
1350 | val = ZD1201_FRAGMAX; | |
1351 | if (val > ZD1201_FRAGMAX) | |
1352 | return -EINVAL; | |
1353 | if (val < ZD1201_FRAGMIN) | |
1354 | return -EINVAL; | |
1355 | if (val & 1) | |
1356 | return -EINVAL; | |
1357 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFFRAGTHRESHOLD, val); | |
1358 | if (err) | |
1359 | return err; | |
1360 | return zd1201_mac_reset(zd); | |
1361 | } | |
1362 | ||
1363 | static int zd1201_get_frag(struct net_device *dev, struct iw_request_info *info, | |
1364 | struct iw_param *frag, char *extra) | |
1365 | { | |
3d29b0c3 | 1366 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1367 | short fragt; |
1368 | int err; | |
1369 | ||
1370 | err = zd1201_getconfig16(zd, ZD1201_RID_CNFFRAGTHRESHOLD, &fragt); | |
1371 | if (err) | |
1372 | return err; | |
1373 | frag->value = fragt; | |
1374 | frag->disabled = (frag->value == ZD1201_FRAGMAX); | |
1375 | frag->fixed = 1; | |
1376 | ||
1377 | return 0; | |
1378 | } | |
1379 | ||
1380 | static int zd1201_set_retry(struct net_device *dev, | |
1381 | struct iw_request_info *info, struct iw_param *rrq, char *extra) | |
1382 | { | |
1383 | return 0; | |
1384 | } | |
1385 | ||
1386 | static int zd1201_get_retry(struct net_device *dev, | |
1387 | struct iw_request_info *info, struct iw_param *rrq, char *extra) | |
1388 | { | |
1389 | return 0; | |
1390 | } | |
1391 | ||
1392 | static int zd1201_set_encode(struct net_device *dev, | |
1393 | struct iw_request_info *info, struct iw_point *erq, char *key) | |
1394 | { | |
3d29b0c3 | 1395 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1396 | short i; |
1397 | int err, rid; | |
1398 | ||
1399 | if (erq->length > ZD1201_MAXKEYLEN) | |
1400 | return -EINVAL; | |
1401 | ||
1402 | i = (erq->flags & IW_ENCODE_INDEX)-1; | |
1403 | if (i == -1) { | |
1404 | err = zd1201_getconfig16(zd,ZD1201_RID_CNFDEFAULTKEYID,&i); | |
1405 | if (err) | |
1406 | return err; | |
1407 | } else { | |
1408 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFDEFAULTKEYID, i); | |
1409 | if (err) | |
1410 | return err; | |
1411 | } | |
1412 | ||
1413 | if (i < 0 || i >= ZD1201_NUMKEYS) | |
1414 | return -EINVAL; | |
1415 | ||
1416 | rid = ZD1201_RID_CNFDEFAULTKEY0 + i; | |
1417 | err = zd1201_setconfig(zd, rid, key, erq->length, 1); | |
1418 | if (err) | |
1419 | return err; | |
1420 | zd->encode_keylen[i] = erq->length; | |
1421 | memcpy(zd->encode_keys[i], key, erq->length); | |
1422 | ||
1423 | i=0; | |
1424 | if (!(erq->flags & IW_ENCODE_DISABLED & IW_ENCODE_MODE)) { | |
1425 | i |= 0x01; | |
1426 | zd->encode_enabled = 1; | |
1427 | } else | |
1428 | zd->encode_enabled = 0; | |
1429 | if (erq->flags & IW_ENCODE_RESTRICTED & IW_ENCODE_MODE) { | |
1430 | i |= 0x02; | |
1431 | zd->encode_restricted = 1; | |
1432 | } else | |
1433 | zd->encode_restricted = 0; | |
1434 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFWEBFLAGS, i); | |
1435 | if (err) | |
1436 | return err; | |
1437 | ||
1438 | if (zd->encode_enabled) | |
1439 | i = ZD1201_CNFAUTHENTICATION_SHAREDKEY; | |
1440 | else | |
1441 | i = ZD1201_CNFAUTHENTICATION_OPENSYSTEM; | |
1442 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFAUTHENTICATION, i); | |
1443 | if (err) | |
1444 | return err; | |
1445 | ||
1446 | return zd1201_mac_reset(zd); | |
1447 | } | |
1448 | ||
1449 | static int zd1201_get_encode(struct net_device *dev, | |
1450 | struct iw_request_info *info, struct iw_point *erq, char *key) | |
1451 | { | |
3d29b0c3 | 1452 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1453 | short i; |
1454 | int err; | |
1455 | ||
1456 | if (zd->encode_enabled) | |
1457 | erq->flags = IW_ENCODE_ENABLED; | |
1458 | else | |
1459 | erq->flags = IW_ENCODE_DISABLED; | |
1460 | if (zd->encode_restricted) | |
1461 | erq->flags |= IW_ENCODE_RESTRICTED; | |
1462 | else | |
1463 | erq->flags |= IW_ENCODE_OPEN; | |
1464 | ||
1465 | i = (erq->flags & IW_ENCODE_INDEX) -1; | |
1466 | if (i == -1) { | |
1467 | err = zd1201_getconfig16(zd, ZD1201_RID_CNFDEFAULTKEYID, &i); | |
1468 | if (err) | |
1469 | return err; | |
1470 | } | |
1471 | if (i<0 || i>= ZD1201_NUMKEYS) | |
1472 | return -EINVAL; | |
1473 | ||
1474 | erq->flags |= i+1; | |
2a806340 | 1475 | |
1da177e4 LT |
1476 | erq->length = zd->encode_keylen[i]; |
1477 | memcpy(key, zd->encode_keys[i], erq->length); | |
1478 | ||
1479 | return 0; | |
1480 | } | |
1481 | ||
1482 | static int zd1201_set_power(struct net_device *dev, | |
1483 | struct iw_request_info *info, struct iw_param *vwrq, char *extra) | |
1484 | { | |
3d29b0c3 | 1485 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1486 | short enabled, duration, level; |
1487 | int err; | |
1488 | ||
1489 | enabled = vwrq->disabled ? 0 : 1; | |
1490 | if (enabled) { | |
1491 | if (vwrq->flags & IW_POWER_PERIOD) { | |
1492 | duration = vwrq->value; | |
1493 | err = zd1201_setconfig16(zd, | |
1494 | ZD1201_RID_CNFMAXSLEEPDURATION, duration); | |
1495 | if (err) | |
1496 | return err; | |
1497 | goto out; | |
1498 | } | |
1499 | if (vwrq->flags & IW_POWER_TIMEOUT) { | |
1500 | err = zd1201_getconfig16(zd, | |
1501 | ZD1201_RID_CNFMAXSLEEPDURATION, &duration); | |
1502 | if (err) | |
1503 | return err; | |
1504 | level = vwrq->value * 4 / duration; | |
1505 | if (level > 4) | |
1506 | level = 4; | |
1507 | if (level < 0) | |
1508 | level = 0; | |
1509 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFPMEPS, | |
1510 | level); | |
1511 | if (err) | |
1512 | return err; | |
1513 | goto out; | |
1514 | } | |
1515 | return -EINVAL; | |
1516 | } | |
1517 | out: | |
2a806340 | 1518 | return zd1201_setconfig16(zd, ZD1201_RID_CNFPMENABLED, enabled); |
1da177e4 LT |
1519 | } |
1520 | ||
1521 | static int zd1201_get_power(struct net_device *dev, | |
1522 | struct iw_request_info *info, struct iw_param *vwrq, char *extra) | |
1523 | { | |
3d29b0c3 | 1524 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1525 | short enabled, level, duration; |
1526 | int err; | |
1527 | ||
1528 | err = zd1201_getconfig16(zd, ZD1201_RID_CNFPMENABLED, &enabled); | |
1529 | if (err) | |
1530 | return err; | |
1531 | err = zd1201_getconfig16(zd, ZD1201_RID_CNFPMEPS, &level); | |
1532 | if (err) | |
1533 | return err; | |
1534 | err = zd1201_getconfig16(zd, ZD1201_RID_CNFMAXSLEEPDURATION, &duration); | |
1535 | if (err) | |
1536 | return err; | |
1537 | vwrq->disabled = enabled ? 0 : 1; | |
1538 | if (vwrq->flags & IW_POWER_TYPE) { | |
1539 | if (vwrq->flags & IW_POWER_PERIOD) { | |
1540 | vwrq->value = duration; | |
1541 | vwrq->flags = IW_POWER_PERIOD; | |
1542 | } else { | |
1543 | vwrq->value = duration * level / 4; | |
1544 | vwrq->flags = IW_POWER_TIMEOUT; | |
1545 | } | |
1546 | } | |
1547 | if (vwrq->flags & IW_POWER_MODE) { | |
1548 | if (enabled && level) | |
1549 | vwrq->flags = IW_POWER_UNICAST_R; | |
1550 | else | |
1551 | vwrq->flags = IW_POWER_ALL_R; | |
1552 | } | |
1553 | ||
1554 | return 0; | |
1555 | } | |
1556 | ||
1557 | ||
1558 | static const iw_handler zd1201_iw_handler[] = | |
1559 | { | |
1560 | (iw_handler) zd1201_config_commit, /* SIOCSIWCOMMIT */ | |
1561 | (iw_handler) zd1201_get_name, /* SIOCGIWNAME */ | |
1562 | (iw_handler) NULL, /* SIOCSIWNWID */ | |
1563 | (iw_handler) NULL, /* SIOCGIWNWID */ | |
1564 | (iw_handler) zd1201_set_freq, /* SIOCSIWFREQ */ | |
1565 | (iw_handler) zd1201_get_freq, /* SIOCGIWFREQ */ | |
1566 | (iw_handler) zd1201_set_mode, /* SIOCSIWMODE */ | |
1567 | (iw_handler) zd1201_get_mode, /* SIOCGIWMODE */ | |
1568 | (iw_handler) NULL, /* SIOCSIWSENS */ | |
1569 | (iw_handler) NULL, /* SIOCGIWSENS */ | |
1570 | (iw_handler) NULL, /* SIOCSIWRANGE */ | |
1571 | (iw_handler) zd1201_get_range, /* SIOCGIWRANGE */ | |
1572 | (iw_handler) NULL, /* SIOCSIWPRIV */ | |
1573 | (iw_handler) NULL, /* SIOCGIWPRIV */ | |
1574 | (iw_handler) NULL, /* SIOCSIWSTATS */ | |
1575 | (iw_handler) NULL, /* SIOCGIWSTATS */ | |
1576 | (iw_handler) NULL, /* SIOCSIWSPY */ | |
1577 | (iw_handler) NULL, /* SIOCGIWSPY */ | |
1578 | (iw_handler) NULL, /* -- hole -- */ | |
1579 | (iw_handler) NULL, /* -- hole -- */ | |
1580 | (iw_handler) NULL/*zd1201_set_wap*/, /* SIOCSIWAP */ | |
1581 | (iw_handler) zd1201_get_wap, /* SIOCGIWAP */ | |
1582 | (iw_handler) NULL, /* -- hole -- */ | |
1583 | (iw_handler) NULL, /* SIOCGIWAPLIST */ | |
1584 | (iw_handler) zd1201_set_scan, /* SIOCSIWSCAN */ | |
1585 | (iw_handler) zd1201_get_scan, /* SIOCGIWSCAN */ | |
1586 | (iw_handler) zd1201_set_essid, /* SIOCSIWESSID */ | |
1587 | (iw_handler) zd1201_get_essid, /* SIOCGIWESSID */ | |
1588 | (iw_handler) NULL, /* SIOCSIWNICKN */ | |
1589 | (iw_handler) zd1201_get_nick, /* SIOCGIWNICKN */ | |
1590 | (iw_handler) NULL, /* -- hole -- */ | |
1591 | (iw_handler) NULL, /* -- hole -- */ | |
1592 | (iw_handler) zd1201_set_rate, /* SIOCSIWRATE */ | |
1593 | (iw_handler) zd1201_get_rate, /* SIOCGIWRATE */ | |
1594 | (iw_handler) zd1201_set_rts, /* SIOCSIWRTS */ | |
1595 | (iw_handler) zd1201_get_rts, /* SIOCGIWRTS */ | |
1596 | (iw_handler) zd1201_set_frag, /* SIOCSIWFRAG */ | |
1597 | (iw_handler) zd1201_get_frag, /* SIOCGIWFRAG */ | |
1598 | (iw_handler) NULL, /* SIOCSIWTXPOW */ | |
1599 | (iw_handler) NULL, /* SIOCGIWTXPOW */ | |
1600 | (iw_handler) zd1201_set_retry, /* SIOCSIWRETRY */ | |
1601 | (iw_handler) zd1201_get_retry, /* SIOCGIWRETRY */ | |
1602 | (iw_handler) zd1201_set_encode, /* SIOCSIWENCODE */ | |
1603 | (iw_handler) zd1201_get_encode, /* SIOCGIWENCODE */ | |
1604 | (iw_handler) zd1201_set_power, /* SIOCSIWPOWER */ | |
1605 | (iw_handler) zd1201_get_power, /* SIOCGIWPOWER */ | |
1606 | }; | |
1607 | ||
1608 | static int zd1201_set_hostauth(struct net_device *dev, | |
1609 | struct iw_request_info *info, struct iw_param *rrq, char *extra) | |
1610 | { | |
3d29b0c3 | 1611 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1612 | |
1613 | if (!zd->ap) | |
1614 | return -EOPNOTSUPP; | |
1615 | ||
2a806340 | 1616 | return zd1201_setconfig16(zd, ZD1201_RID_CNFHOSTAUTH, rrq->value); |
1da177e4 LT |
1617 | } |
1618 | ||
1619 | static int zd1201_get_hostauth(struct net_device *dev, | |
1620 | struct iw_request_info *info, struct iw_param *rrq, char *extra) | |
1621 | { | |
3d29b0c3 | 1622 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1623 | short hostauth; |
1624 | int err; | |
1625 | ||
1626 | if (!zd->ap) | |
1627 | return -EOPNOTSUPP; | |
1628 | ||
1629 | err = zd1201_getconfig16(zd, ZD1201_RID_CNFHOSTAUTH, &hostauth); | |
1630 | if (err) | |
1631 | return err; | |
1632 | rrq->value = hostauth; | |
1633 | rrq->fixed = 1; | |
1634 | ||
1635 | return 0; | |
1636 | } | |
1637 | ||
1638 | static int zd1201_auth_sta(struct net_device *dev, | |
1639 | struct iw_request_info *info, struct sockaddr *sta, char *extra) | |
1640 | { | |
3d29b0c3 | 1641 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1642 | unsigned char buffer[10]; |
1643 | ||
1644 | if (!zd->ap) | |
1645 | return -EOPNOTSUPP; | |
1646 | ||
1647 | memcpy(buffer, sta->sa_data, ETH_ALEN); | |
1648 | *(short*)(buffer+6) = 0; /* 0==success, 1==failure */ | |
1649 | *(short*)(buffer+8) = 0; | |
1650 | ||
1651 | return zd1201_setconfig(zd, ZD1201_RID_AUTHENTICATESTA, buffer, 10, 1); | |
1652 | } | |
1653 | ||
1654 | static int zd1201_set_maxassoc(struct net_device *dev, | |
1655 | struct iw_request_info *info, struct iw_param *rrq, char *extra) | |
1656 | { | |
3d29b0c3 | 1657 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1658 | int err; |
1659 | ||
1660 | if (!zd->ap) | |
1661 | return -EOPNOTSUPP; | |
1662 | ||
1663 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFMAXASSOCSTATIONS, rrq->value); | |
1664 | if (err) | |
1665 | return err; | |
1666 | return 0; | |
1667 | } | |
1668 | ||
1669 | static int zd1201_get_maxassoc(struct net_device *dev, | |
1670 | struct iw_request_info *info, struct iw_param *rrq, char *extra) | |
1671 | { | |
3d29b0c3 | 1672 | struct zd1201 *zd = netdev_priv(dev); |
1da177e4 LT |
1673 | short maxassoc; |
1674 | int err; | |
1675 | ||
1676 | if (!zd->ap) | |
1677 | return -EOPNOTSUPP; | |
1678 | ||
1679 | err = zd1201_getconfig16(zd, ZD1201_RID_CNFMAXASSOCSTATIONS, &maxassoc); | |
1680 | if (err) | |
1681 | return err; | |
1682 | rrq->value = maxassoc; | |
1683 | rrq->fixed = 1; | |
1684 | ||
1685 | return 0; | |
1686 | } | |
1687 | ||
1688 | static const iw_handler zd1201_private_handler[] = { | |
1689 | (iw_handler) zd1201_set_hostauth, /* ZD1201SIWHOSTAUTH */ | |
1690 | (iw_handler) zd1201_get_hostauth, /* ZD1201GIWHOSTAUTH */ | |
1691 | (iw_handler) zd1201_auth_sta, /* ZD1201SIWAUTHSTA */ | |
1692 | (iw_handler) NULL, /* nothing to get */ | |
1693 | (iw_handler) zd1201_set_maxassoc, /* ZD1201SIMAXASSOC */ | |
1694 | (iw_handler) zd1201_get_maxassoc, /* ZD1201GIMAXASSOC */ | |
1695 | }; | |
1696 | ||
1697 | static const struct iw_priv_args zd1201_private_args[] = { | |
1698 | { ZD1201SIWHOSTAUTH, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, | |
1699 | IW_PRIV_TYPE_NONE, "sethostauth" }, | |
1700 | { ZD1201GIWHOSTAUTH, IW_PRIV_TYPE_NONE, | |
1701 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostauth" }, | |
52950ed4 | 1702 | { ZD1201SIWAUTHSTA, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, |
1da177e4 LT |
1703 | IW_PRIV_TYPE_NONE, "authstation" }, |
1704 | { ZD1201SIWMAXASSOC, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, | |
1705 | IW_PRIV_TYPE_NONE, "setmaxassoc" }, | |
1706 | { ZD1201GIWMAXASSOC, IW_PRIV_TYPE_NONE, | |
1707 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmaxassoc" }, | |
1708 | }; | |
1709 | ||
1710 | static const struct iw_handler_def zd1201_iw_handlers = { | |
52950ed4 TK |
1711 | .num_standard = ARRAY_SIZE(zd1201_iw_handler), |
1712 | .num_private = ARRAY_SIZE(zd1201_private_handler), | |
1713 | .num_private_args = ARRAY_SIZE(zd1201_private_args), | |
1da177e4 LT |
1714 | .standard = (iw_handler *)zd1201_iw_handler, |
1715 | .private = (iw_handler *)zd1201_private_handler, | |
1716 | .private_args = (struct iw_priv_args *) zd1201_private_args, | |
00736025 | 1717 | .get_wireless_stats = zd1201_get_wireless_stats, |
1da177e4 LT |
1718 | }; |
1719 | ||
2bd9f54d SH |
1720 | static const struct net_device_ops zd1201_netdev_ops = { |
1721 | .ndo_open = zd1201_net_open, | |
1722 | .ndo_stop = zd1201_net_stop, | |
1723 | .ndo_start_xmit = zd1201_hard_start_xmit, | |
1724 | .ndo_tx_timeout = zd1201_tx_timeout, | |
afc4b13d | 1725 | .ndo_set_rx_mode = zd1201_set_multicast, |
2bd9f54d SH |
1726 | .ndo_set_mac_address = zd1201_set_mac_address, |
1727 | .ndo_change_mtu = eth_change_mtu, | |
2bd9f54d SH |
1728 | .ndo_validate_addr = eth_validate_addr, |
1729 | }; | |
1730 | ||
2e0a6b8c AB |
1731 | static int zd1201_probe(struct usb_interface *interface, |
1732 | const struct usb_device_id *id) | |
1da177e4 LT |
1733 | { |
1734 | struct zd1201 *zd; | |
3d29b0c3 | 1735 | struct net_device *dev; |
1da177e4 | 1736 | struct usb_device *usb; |
2a806340 | 1737 | int err; |
1da177e4 LT |
1738 | short porttype; |
1739 | char buf[IW_ESSID_MAX_SIZE+2]; | |
1740 | ||
1741 | usb = interface_to_usbdev(interface); | |
1742 | ||
3d29b0c3 JL |
1743 | dev = alloc_etherdev(sizeof(*zd)); |
1744 | if (!dev) | |
1da177e4 | 1745 | return -ENOMEM; |
3d29b0c3 JL |
1746 | zd = netdev_priv(dev); |
1747 | zd->dev = dev; | |
1748 | ||
1da177e4 LT |
1749 | zd->ap = ap; |
1750 | zd->usb = usb; | |
1751 | zd->removed = 0; | |
1752 | init_waitqueue_head(&zd->rxdataq); | |
1753 | INIT_HLIST_HEAD(&zd->fraglist); | |
1754 | ||
1755 | err = zd1201_fw_upload(usb, zd->ap); | |
1756 | if (err) { | |
1757 | dev_err(&usb->dev, "zd1201 firmware upload failed: %d\n", err); | |
1758 | goto err_zd; | |
1759 | } | |
1760 | ||
1761 | zd->endp_in = 1; | |
1762 | zd->endp_out = 1; | |
1763 | zd->endp_out2 = 2; | |
1764 | zd->rx_urb = usb_alloc_urb(0, GFP_KERNEL); | |
1765 | zd->tx_urb = usb_alloc_urb(0, GFP_KERNEL); | |
58fe4313 WY |
1766 | if (!zd->rx_urb || !zd->tx_urb) { |
1767 | err = -ENOMEM; | |
1da177e4 | 1768 | goto err_zd; |
58fe4313 | 1769 | } |
1da177e4 | 1770 | |
2a806340 | 1771 | mdelay(100); |
1da177e4 LT |
1772 | err = zd1201_drvr_start(zd); |
1773 | if (err) | |
1774 | goto err_zd; | |
1775 | ||
1776 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFMAXDATALEN, 2312); | |
1777 | if (err) | |
1778 | goto err_start; | |
1779 | ||
1780 | err = zd1201_setconfig16(zd, ZD1201_RID_TXRATECNTL, | |
1781 | ZD1201_RATEB1 | ZD1201_RATEB2 | ZD1201_RATEB5 | ZD1201_RATEB11); | |
1782 | if (err) | |
1783 | goto err_start; | |
1784 | ||
2bd9f54d | 1785 | dev->netdev_ops = &zd1201_netdev_ops; |
22bc1ce4 | 1786 | dev->wireless_handlers = &zd1201_iw_handlers; |
3d29b0c3 | 1787 | dev->watchdog_timeo = ZD1201_TX_TIMEOUT; |
3d29b0c3 | 1788 | strcpy(dev->name, "wlan%d"); |
1da177e4 LT |
1789 | |
1790 | err = zd1201_getconfig(zd, ZD1201_RID_CNFOWNMACADDR, | |
3d29b0c3 | 1791 | dev->dev_addr, dev->addr_len); |
1da177e4 | 1792 | if (err) |
3d29b0c3 | 1793 | goto err_start; |
1da177e4 LT |
1794 | |
1795 | /* Set wildcard essid to match zd->essid */ | |
1796 | *(__le16 *)buf = cpu_to_le16(0); | |
1797 | err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID, buf, | |
1798 | IW_ESSID_MAX_SIZE+2, 1); | |
1799 | if (err) | |
3d29b0c3 | 1800 | goto err_start; |
1da177e4 LT |
1801 | |
1802 | if (zd->ap) | |
1803 | porttype = ZD1201_PORTTYPE_AP; | |
1804 | else | |
1805 | porttype = ZD1201_PORTTYPE_BSS; | |
1806 | err = zd1201_setconfig16(zd, ZD1201_RID_CNFPORTTYPE, porttype); | |
1807 | if (err) | |
3d29b0c3 | 1808 | goto err_start; |
1da177e4 | 1809 | |
3d29b0c3 | 1810 | SET_NETDEV_DEV(dev, &usb->dev); |
a083dec0 | 1811 | |
3d29b0c3 | 1812 | err = register_netdev(dev); |
1da177e4 | 1813 | if (err) |
3d29b0c3 | 1814 | goto err_start; |
1da177e4 | 1815 | dev_info(&usb->dev, "%s: ZD1201 USB Wireless interface\n", |
3d29b0c3 | 1816 | dev->name); |
2a806340 | 1817 | |
1da177e4 | 1818 | usb_set_intfdata(interface, zd); |
d91928e9 PM |
1819 | zd1201_enable(zd); /* zd1201 likes to startup enabled, */ |
1820 | zd1201_disable(zd); /* interfering with all the wifis in range */ | |
1da177e4 LT |
1821 | return 0; |
1822 | ||
1da177e4 LT |
1823 | err_start: |
1824 | /* Leave the device in reset state */ | |
1825 | zd1201_docmd(zd, ZD1201_CMDCODE_INIT, 0, 0, 0); | |
1826 | err_zd: | |
f988f272 MK |
1827 | usb_free_urb(zd->tx_urb); |
1828 | usb_free_urb(zd->rx_urb); | |
3d29b0c3 | 1829 | free_netdev(dev); |
1da177e4 LT |
1830 | return err; |
1831 | } | |
1832 | ||
2e0a6b8c | 1833 | static void zd1201_disconnect(struct usb_interface *interface) |
1da177e4 | 1834 | { |
b2767363 | 1835 | struct zd1201 *zd = usb_get_intfdata(interface); |
b67bfe0d | 1836 | struct hlist_node *node2; |
1da177e4 LT |
1837 | struct zd1201_frag *frag; |
1838 | ||
1839 | if (!zd) | |
1840 | return; | |
1841 | usb_set_intfdata(interface, NULL); | |
1da177e4 | 1842 | |
b67bfe0d | 1843 | hlist_for_each_entry_safe(frag, node2, &zd->fraglist, fnode) { |
1da177e4 LT |
1844 | hlist_del_init(&frag->fnode); |
1845 | kfree_skb(frag->skb); | |
1846 | kfree(frag); | |
1847 | } | |
1848 | ||
1849 | if (zd->tx_urb) { | |
1850 | usb_kill_urb(zd->tx_urb); | |
1851 | usb_free_urb(zd->tx_urb); | |
1852 | } | |
1853 | if (zd->rx_urb) { | |
1854 | usb_kill_urb(zd->rx_urb); | |
1855 | usb_free_urb(zd->rx_urb); | |
1856 | } | |
b88a2a22 WC |
1857 | |
1858 | if (zd->dev) { | |
1859 | unregister_netdev(zd->dev); | |
1860 | free_netdev(zd->dev); | |
1861 | } | |
1da177e4 LT |
1862 | } |
1863 | ||
a3c900bb CL |
1864 | #ifdef CONFIG_PM |
1865 | ||
1866 | static int zd1201_suspend(struct usb_interface *interface, | |
1867 | pm_message_t message) | |
1868 | { | |
1869 | struct zd1201 *zd = usb_get_intfdata(interface); | |
1870 | ||
1871 | netif_device_detach(zd->dev); | |
1872 | ||
1873 | zd->was_enabled = zd->mac_enabled; | |
1874 | ||
1875 | if (zd->was_enabled) | |
1876 | return zd1201_disable(zd); | |
1877 | else | |
1878 | return 0; | |
1879 | } | |
1880 | ||
1881 | static int zd1201_resume(struct usb_interface *interface) | |
1882 | { | |
1883 | struct zd1201 *zd = usb_get_intfdata(interface); | |
1884 | ||
f58f97fa CL |
1885 | if (!zd || !zd->dev) |
1886 | return -ENODEV; | |
1887 | ||
a3c900bb CL |
1888 | netif_device_attach(zd->dev); |
1889 | ||
1890 | if (zd->was_enabled) | |
1891 | return zd1201_enable(zd); | |
1892 | else | |
1893 | return 0; | |
1894 | } | |
1895 | ||
1896 | #else | |
1897 | ||
1898 | #define zd1201_suspend NULL | |
1899 | #define zd1201_resume NULL | |
1900 | ||
1901 | #endif | |
1902 | ||
2e0a6b8c | 1903 | static struct usb_driver zd1201_usb = { |
1da177e4 LT |
1904 | .name = "zd1201", |
1905 | .probe = zd1201_probe, | |
1906 | .disconnect = zd1201_disconnect, | |
1907 | .id_table = zd1201_table, | |
a3c900bb CL |
1908 | .suspend = zd1201_suspend, |
1909 | .resume = zd1201_resume, | |
e1f12eb6 | 1910 | .disable_hub_initiated_lpm = 1, |
1da177e4 LT |
1911 | }; |
1912 | ||
d632eb1b | 1913 | module_usb_driver(zd1201_usb); |