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Merge branch 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6
[mirror_ubuntu-bionic-kernel.git] / drivers / staging / rt2860 / usb_main_dev.c
1 /*
2 *************************************************************************
3 * Ralink Tech Inc.
4 * 5F., No.36, Taiyuan St., Jhubei City,
5 * Hsinchu County 302,
6 * Taiwan, R.O.C.
7 *
8 * (c) Copyright 2002-2007, Ralink Technology, Inc.
9 *
10 * This program is free software; you can redistribute it and/or modify *
11 * it under the terms of the GNU General Public License as published by *
12 * the Free Software Foundation; either version 2 of the License, or *
13 * (at your option) any later version. *
14 * *
15 * This program is distributed in the hope that it will be useful, *
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
18 * GNU General Public License for more details. *
19 * *
20 * You should have received a copy of the GNU General Public License *
21 * along with this program; if not, write to the *
22 * Free Software Foundation, Inc., *
23 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
24 * *
25 *************************************************************************/
26
27 #include "rt_config.h"
28
29 /* Following information will be show when you run 'modinfo' */
30 /* If you have a solution for the bug in current version of driver, please e-mail me. */
31 /* Otherwise post to the forum at ralinktech's web site(www.ralinktech.com) and let all users help you. */
32 MODULE_AUTHOR("Paul Lin <paul_lin@ralinktech.com>");
33 MODULE_DESCRIPTION("RT2870/RT3070 Wireless Lan Linux Driver");
34 MODULE_LICENSE("GPL");
35 #ifdef MODULE_VERSION
36 MODULE_VERSION(STA_DRIVER_VERSION);
37 #endif
38
39 /* module table */
40 struct usb_device_id rtusb_usb_id[] = {
41 #ifdef RT2870
42 {USB_DEVICE(0x148F, 0x2770)}, /* Ralink */
43 {USB_DEVICE(0x148F, 0x2870)}, /* Ralink */
44 {USB_DEVICE(0x07B8, 0x2870)}, /* AboCom */
45 {USB_DEVICE(0x07B8, 0x2770)}, /* AboCom */
46 {USB_DEVICE(0x0DF6, 0x0039)}, /* Sitecom 2770 */
47 {USB_DEVICE(0x0DF6, 0x003F)}, /* Sitecom 2770 */
48 {USB_DEVICE(0x083A, 0x7512)}, /* Arcadyan 2770 */
49 {USB_DEVICE(0x0789, 0x0162)}, /* Logitec 2870 */
50 {USB_DEVICE(0x0789, 0x0163)}, /* Logitec 2870 */
51 {USB_DEVICE(0x0789, 0x0164)}, /* Logitec 2870 */
52 {USB_DEVICE(0x177f, 0x0302)}, /* lsusb */
53 {USB_DEVICE(0x0B05, 0x1731)}, /* Asus */
54 {USB_DEVICE(0x0B05, 0x1732)}, /* Asus */
55 {USB_DEVICE(0x0B05, 0x1742)}, /* Asus */
56 {USB_DEVICE(0x0DF6, 0x0017)}, /* Sitecom */
57 {USB_DEVICE(0x0DF6, 0x002B)}, /* Sitecom */
58 {USB_DEVICE(0x0DF6, 0x002C)}, /* Sitecom */
59 {USB_DEVICE(0x0DF6, 0x002D)}, /* Sitecom */
60 {USB_DEVICE(0x14B2, 0x3C06)}, /* Conceptronic */
61 {USB_DEVICE(0x14B2, 0x3C28)}, /* Conceptronic */
62 {USB_DEVICE(0x2019, 0xED06)}, /* Planex Communications, Inc. */
63 {USB_DEVICE(0x07D1, 0x3C09)}, /* D-Link */
64 {USB_DEVICE(0x07D1, 0x3C11)}, /* D-Link */
65 {USB_DEVICE(0x14B2, 0x3C07)}, /* AL */
66 {USB_DEVICE(0x050D, 0x8053)}, /* Belkin */
67 {USB_DEVICE(0x050D, 0x825B)}, /* Belkin */
68 {USB_DEVICE(0x050D, 0x935A)}, /* Belkin F6D4050 v1 */
69 {USB_DEVICE(0x050D, 0x935B)}, /* Belkin F6D4050 v2 */
70 {USB_DEVICE(0x14B2, 0x3C23)}, /* Airlink */
71 {USB_DEVICE(0x14B2, 0x3C27)}, /* Airlink */
72 {USB_DEVICE(0x07AA, 0x002F)}, /* Corega */
73 {USB_DEVICE(0x07AA, 0x003C)}, /* Corega */
74 {USB_DEVICE(0x07AA, 0x003F)}, /* Corega */
75 {USB_DEVICE(0x1044, 0x800B)}, /* Gigabyte */
76 {USB_DEVICE(0x15A9, 0x0006)}, /* Sparklan */
77 {USB_DEVICE(0x083A, 0xB522)}, /* SMC */
78 {USB_DEVICE(0x083A, 0xA618)}, /* SMC */
79 {USB_DEVICE(0x083A, 0x8522)}, /* Arcadyan */
80 {USB_DEVICE(0x083A, 0x7522)}, /* Arcadyan */
81 {USB_DEVICE(0x0CDE, 0x0022)}, /* ZCOM */
82 {USB_DEVICE(0x0586, 0x3416)}, /* Zyxel */
83 {USB_DEVICE(0x0586, 0x341a)}, /* Zyxel NWD-270N */
84 {USB_DEVICE(0x0CDE, 0x0025)}, /* Zyxel */
85 {USB_DEVICE(0x1740, 0x9701)}, /* EnGenius */
86 {USB_DEVICE(0x1740, 0x9702)}, /* EnGenius */
87 {USB_DEVICE(0x0471, 0x200f)}, /* Philips */
88 {USB_DEVICE(0x14B2, 0x3C25)}, /* Draytek */
89 {USB_DEVICE(0x13D3, 0x3247)}, /* AzureWave */
90 {USB_DEVICE(0x083A, 0x6618)}, /* Accton */
91 {USB_DEVICE(0x15c5, 0x0008)}, /* Amit */
92 {USB_DEVICE(0x0E66, 0x0001)}, /* Hawking */
93 {USB_DEVICE(0x0E66, 0x0003)}, /* Hawking */
94 {USB_DEVICE(0x129B, 0x1828)}, /* Siemens */
95 {USB_DEVICE(0x157E, 0x300E)}, /* U-Media */
96 {USB_DEVICE(0x050d, 0x805c)},
97 {USB_DEVICE(0x050d, 0x815c)},
98 {USB_DEVICE(0x1482, 0x3C09)}, /* Abocom */
99 {USB_DEVICE(0x14B2, 0x3C09)}, /* Alpha */
100 {USB_DEVICE(0x04E8, 0x2018)}, /* samsung linkstick2 */
101 {USB_DEVICE(0x1690, 0x0740)}, /* Askey */
102 {USB_DEVICE(0x5A57, 0x0280)}, /* Zinwell */
103 {USB_DEVICE(0x5A57, 0x0282)}, /* Zinwell */
104 {USB_DEVICE(0x7392, 0x7718)},
105 {USB_DEVICE(0x7392, 0x7717)},
106 {USB_DEVICE(0x0411, 0x016f)}, /* MelCo.,Inc. WLI-UC-G301N */
107 {USB_DEVICE(0x1737, 0x0070)}, /* Linksys WUSB100 */
108 {USB_DEVICE(0x1737, 0x0071)}, /* Linksys WUSB600N */
109 {USB_DEVICE(0x1737, 0x0078)}, /* Linksys WUSB100v2 */
110 {USB_DEVICE(0x0411, 0x00e8)}, /* Buffalo WLI-UC-G300N */
111 {USB_DEVICE(0x050d, 0x815c)}, /* Belkin F5D8053 */
112 {USB_DEVICE(0x100D, 0x9031)}, /* Motorola 2770 */
113 #endif /* RT2870 // */
114 #ifdef RT3070
115 {USB_DEVICE(0x148F, 0x3070)}, /* Ralink 3070 */
116 {USB_DEVICE(0x148F, 0x3071)}, /* Ralink 3071 */
117 {USB_DEVICE(0x148F, 0x3072)}, /* Ralink 3072 */
118 {USB_DEVICE(0x0DB0, 0x3820)}, /* Ralink 3070 */
119 {USB_DEVICE(0x0DB0, 0x871C)}, /* Ralink 3070 */
120 {USB_DEVICE(0x0DB0, 0x822C)}, /* Ralink 3070 */
121 {USB_DEVICE(0x0DB0, 0x871B)}, /* Ralink 3070 */
122 {USB_DEVICE(0x0DB0, 0x822B)}, /* Ralink 3070 */
123 {USB_DEVICE(0x0DF6, 0x003E)}, /* Sitecom 3070 */
124 {USB_DEVICE(0x0DF6, 0x0042)}, /* Sitecom 3072 */
125 {USB_DEVICE(0x0DF6, 0x0048)}, /* Sitecom 3070 */
126 {USB_DEVICE(0x0DF6, 0x0047)}, /* Sitecom 3071 */
127 {USB_DEVICE(0x14B2, 0x3C12)}, /* AL 3070 */
128 {USB_DEVICE(0x18C5, 0x0012)}, /* Corega 3070 */
129 {USB_DEVICE(0x083A, 0x7511)}, /* Arcadyan 3070 */
130 {USB_DEVICE(0x083A, 0xA701)}, /* SMC 3070 */
131 {USB_DEVICE(0x083A, 0xA702)}, /* SMC 3072 */
132 {USB_DEVICE(0x1740, 0x9703)}, /* EnGenius 3070 */
133 {USB_DEVICE(0x1740, 0x9705)}, /* EnGenius 3071 */
134 {USB_DEVICE(0x1740, 0x9706)}, /* EnGenius 3072 */
135 {USB_DEVICE(0x1740, 0x9707)}, /* EnGenius 3070 */
136 {USB_DEVICE(0x1740, 0x9708)}, /* EnGenius 3071 */
137 {USB_DEVICE(0x1740, 0x9709)}, /* EnGenius 3072 */
138 {USB_DEVICE(0x13D3, 0x3273)}, /* AzureWave 3070 */
139 {USB_DEVICE(0x13D3, 0x3305)}, /* AzureWave 3070*/
140 {USB_DEVICE(0x1044, 0x800D)}, /* Gigabyte GN-WB32L 3070 */
141 {USB_DEVICE(0x2019, 0xAB25)}, /* Planex Communications, Inc. RT3070 */
142 {USB_DEVICE(0x07B8, 0x3070)}, /* AboCom 3070 */
143 {USB_DEVICE(0x07B8, 0x3071)}, /* AboCom 3071 */
144 {USB_DEVICE(0x07B8, 0x3072)}, /* Abocom 3072 */
145 {USB_DEVICE(0x7392, 0x7711)}, /* Edimax 3070 */
146 {USB_DEVICE(0x1A32, 0x0304)}, /* Quanta 3070 */
147 {USB_DEVICE(0x1EDA, 0x2310)}, /* AirTies 3070 */
148 {USB_DEVICE(0x07D1, 0x3C0A)}, /* D-Link 3072 */
149 {USB_DEVICE(0x07D1, 0x3C0D)}, /* D-Link 3070 */
150 {USB_DEVICE(0x07D1, 0x3C0E)}, /* D-Link 3070 */
151 {USB_DEVICE(0x07D1, 0x3C0F)}, /* D-Link 3070 */
152 {USB_DEVICE(0x07D1, 0x3C16)}, /* D-Link 3070 */
153 {USB_DEVICE(0x07D1, 0x3C17)}, /* D-Link 8070 */
154 {USB_DEVICE(0x1D4D, 0x000C)}, /* Pegatron Corporation 3070 */
155 {USB_DEVICE(0x1D4D, 0x000E)}, /* Pegatron Corporation 3070 */
156 {USB_DEVICE(0x5A57, 0x5257)}, /* Zinwell 3070 */
157 {USB_DEVICE(0x5A57, 0x0283)}, /* Zinwell 3072 */
158 {USB_DEVICE(0x04BB, 0x0945)}, /* I-O DATA 3072 */
159 {USB_DEVICE(0x04BB, 0x0947)}, /* I-O DATA 3070 */
160 {USB_DEVICE(0x04BB, 0x0948)}, /* I-O DATA 3072 */
161 {USB_DEVICE(0x203D, 0x1480)}, /* Encore 3070 */
162 {USB_DEVICE(0x20B8, 0x8888)}, /* PARA INDUSTRIAL 3070 */
163 {USB_DEVICE(0x0B05, 0x1784)}, /* Asus 3072 */
164 {USB_DEVICE(0x203D, 0x14A9)}, /* Encore 3070*/
165 {USB_DEVICE(0x0DB0, 0x899A)}, /* MSI 3070*/
166 {USB_DEVICE(0x0DB0, 0x3870)}, /* MSI 3070*/
167 {USB_DEVICE(0x0DB0, 0x870A)}, /* MSI 3070*/
168 {USB_DEVICE(0x0DB0, 0x6899)}, /* MSI 3070 */
169 {USB_DEVICE(0x0DB0, 0x3822)}, /* MSI 3070 */
170 {USB_DEVICE(0x0DB0, 0x3871)}, /* MSI 3070 */
171 {USB_DEVICE(0x0DB0, 0x871A)}, /* MSI 3070 */
172 {USB_DEVICE(0x0DB0, 0x822A)}, /* MSI 3070 */
173 {USB_DEVICE(0x0DB0, 0x3821)}, /* Ralink 3070 */
174 {USB_DEVICE(0x0DB0, 0x821A)}, /* Ralink 3070 */
175 {USB_DEVICE(0x083A, 0xA703)}, /* IO-MAGIC */
176 {USB_DEVICE(0x13D3, 0x3307)}, /* Azurewave */
177 {USB_DEVICE(0x13D3, 0x3321)}, /* Azurewave */
178 {USB_DEVICE(0x07FA, 0x7712)}, /* Edimax */
179 {USB_DEVICE(0x0789, 0x0166)}, /* Edimax */
180 {USB_DEVICE(0x148F, 0x2070)}, /* Edimax */
181 #endif /* RT3070 // */
182 {USB_DEVICE(0x1737, 0x0077)}, /* Linksys WUSB54GC-EU v3 */
183 {USB_DEVICE(0x2001, 0x3C09)}, /* D-Link */
184 {USB_DEVICE(0x2001, 0x3C0A)}, /* D-Link 3072 */
185 {USB_DEVICE(0x2019, 0xED14)}, /* Planex Communications, Inc. */
186 {USB_DEVICE(0x0411, 0x015D)}, /* Buffalo Airstation WLI-UC-GN */
187 {} /* Terminating entry */
188 };
189
190 int const rtusb_usb_id_len =
191 sizeof(rtusb_usb_id) / sizeof(struct usb_device_id);
192
193 MODULE_DEVICE_TABLE(usb, rtusb_usb_id);
194
195 static void rt2870_disconnect(struct usb_device *dev, struct rt_rtmp_adapter *pAd);
196
197 static int __devinit rt2870_probe(IN struct usb_interface *intf,
198 IN struct usb_device *usb_dev,
199 IN const struct usb_device_id *dev_id,
200 struct rt_rtmp_adapter **ppAd);
201
202 #ifndef PF_NOFREEZE
203 #define PF_NOFREEZE 0
204 #endif
205
206 extern int rt28xx_close(IN struct net_device *net_dev);
207 extern int rt28xx_open(struct net_device *net_dev);
208
209 static BOOLEAN USBDevConfigInit(IN struct usb_device *dev,
210 IN struct usb_interface *intf,
211 struct rt_rtmp_adapter *pAd);
212
213 /*
214 ========================================================================
215 Routine Description:
216 Check the chipset vendor/product ID.
217
218 Arguments:
219 _dev_p Point to the PCI or USB device
220
221 Return Value:
222 TRUE Check ok
223 FALSE Check fail
224
225 Note:
226 ========================================================================
227 */
228 BOOLEAN RT28XXChipsetCheck(IN void *_dev_p)
229 {
230 struct usb_interface *intf = (struct usb_interface *)_dev_p;
231 struct usb_device *dev_p = interface_to_usbdev(intf);
232 u32 i;
233
234 for (i = 0; i < rtusb_usb_id_len; i++) {
235 if (dev_p->descriptor.idVendor == rtusb_usb_id[i].idVendor &&
236 dev_p->descriptor.idProduct == rtusb_usb_id[i].idProduct) {
237 printk(KERN_INFO "rt2870: idVendor = 0x%x, idProduct = 0x%x\n",
238 dev_p->descriptor.idVendor,
239 dev_p->descriptor.idProduct);
240 break;
241 }
242 }
243
244 if (i == rtusb_usb_id_len) {
245 printk(KERN_ERR "rt2870: Error! Device Descriptor not matching!\n");
246 return FALSE;
247 }
248
249 return TRUE;
250 }
251
252 /**************************************************************************/
253 /**************************************************************************/
254 /*tested for kernel 2.6series */
255 /**************************************************************************/
256 /**************************************************************************/
257
258 #ifdef CONFIG_PM
259 static int rt2870_suspend(struct usb_interface *intf, pm_message_t state);
260 static int rt2870_resume(struct usb_interface *intf);
261 #endif /* CONFIG_PM // */
262
263 static BOOLEAN USBDevConfigInit(IN struct usb_device *dev,
264 IN struct usb_interface *intf,
265 struct rt_rtmp_adapter *pAd)
266 {
267 struct usb_host_interface *iface_desc;
268 unsigned long BulkOutIdx;
269 u32 i;
270
271 /* get the active interface descriptor */
272 iface_desc = intf->cur_altsetting;
273
274 /* get # of enpoints */
275 pAd->NumberOfPipes = iface_desc->desc.bNumEndpoints;
276 DBGPRINT(RT_DEBUG_TRACE,
277 ("NumEndpoints=%d\n", iface_desc->desc.bNumEndpoints));
278
279 /* Configure Pipes */
280 BulkOutIdx = 0;
281
282 for (i = 0; i < pAd->NumberOfPipes; i++) {
283 if ((iface_desc->endpoint[i].desc.bmAttributes ==
284 USB_ENDPOINT_XFER_BULK) &&
285 ((iface_desc->endpoint[i].desc.bEndpointAddress &
286 USB_ENDPOINT_DIR_MASK) == USB_DIR_IN)) {
287 pAd->BulkInEpAddr =
288 iface_desc->endpoint[i].desc.bEndpointAddress;
289 pAd->BulkInMaxPacketSize =
290 le2cpu16(iface_desc->endpoint[i].desc.
291 wMaxPacketSize);
292
293 DBGPRINT_RAW(RT_DEBUG_TRACE,
294 ("BULK IN MaxPacketSize = %d\n",
295 pAd->BulkInMaxPacketSize));
296 DBGPRINT_RAW(RT_DEBUG_TRACE,
297 ("EP address = 0x%2x\n",
298 iface_desc->endpoint[i].desc.
299 bEndpointAddress));
300 } else
301 if ((iface_desc->endpoint[i].desc.bmAttributes ==
302 USB_ENDPOINT_XFER_BULK)
303 &&
304 ((iface_desc->endpoint[i].desc.
305 bEndpointAddress & USB_ENDPOINT_DIR_MASK) ==
306 USB_DIR_OUT)) {
307 /* there are 6 bulk out EP. EP6 highest priority. */
308 /* EP1-4 is EDCA. EP5 is HCCA. */
309 pAd->BulkOutEpAddr[BulkOutIdx++] =
310 iface_desc->endpoint[i].desc.bEndpointAddress;
311 pAd->BulkOutMaxPacketSize =
312 le2cpu16(iface_desc->endpoint[i].desc.
313 wMaxPacketSize);
314
315 DBGPRINT_RAW(RT_DEBUG_TRACE,
316 ("BULK OUT MaxPacketSize = %d\n",
317 pAd->BulkOutMaxPacketSize));
318 DBGPRINT_RAW(RT_DEBUG_TRACE,
319 ("EP address = 0x%2x \n",
320 iface_desc->endpoint[i].desc.
321 bEndpointAddress));
322 }
323 }
324
325 if (!(pAd->BulkInEpAddr && pAd->BulkOutEpAddr[0])) {
326 printk
327 (KERN_ERR "%s: Could not find both bulk-in and bulk-out endpoints\n",
328 __FUNCTION__);
329 return FALSE;
330 }
331
332 pAd->config = &dev->config->desc;
333 usb_set_intfdata(intf, pAd);
334
335 return TRUE;
336
337 }
338
339 static int __devinit rtusb_probe(struct usb_interface *intf,
340 const struct usb_device_id *id)
341 {
342 struct rt_rtmp_adapter *pAd;
343 struct usb_device *dev;
344 int rv;
345
346 dev = interface_to_usbdev(intf);
347 dev = usb_get_dev(dev);
348
349 rv = rt2870_probe(intf, dev, id, &pAd);
350 if (rv != 0)
351 usb_put_dev(dev);
352
353 return rv;
354 }
355
356 static void rtusb_disconnect(struct usb_interface *intf)
357 {
358 struct usb_device *dev = interface_to_usbdev(intf);
359 struct rt_rtmp_adapter *pAd;
360
361 pAd = usb_get_intfdata(intf);
362 usb_set_intfdata(intf, NULL);
363
364 rt2870_disconnect(dev, pAd);
365 }
366
367 struct usb_driver rtusb_driver = {
368 .name = "rt2870",
369 .probe = rtusb_probe,
370 .disconnect = rtusb_disconnect,
371 .id_table = rtusb_usb_id,
372
373 #ifdef CONFIG_PM
374 suspend:rt2870_suspend,
375 resume:rt2870_resume,
376 #endif
377 };
378
379 #ifdef CONFIG_PM
380
381 void RT2870RejectPendingPackets(struct rt_rtmp_adapter *pAd)
382 {
383 /* clear PS packets */
384 /* clear TxSw packets */
385 }
386
387 static int rt2870_suspend(struct usb_interface *intf, pm_message_t state)
388 {
389 struct net_device *net_dev;
390 struct rt_rtmp_adapter *pAd = usb_get_intfdata(intf);
391
392 DBGPRINT(RT_DEBUG_TRACE, ("===> rt2870_suspend()\n"));
393 net_dev = pAd->net_dev;
394 netif_device_detach(net_dev);
395
396 pAd->PM_FlgSuspend = 1;
397 if (netif_running(net_dev)) {
398 RTUSBCancelPendingBulkInIRP(pAd);
399 RTUSBCancelPendingBulkOutIRP(pAd);
400 }
401 DBGPRINT(RT_DEBUG_TRACE, ("<=== rt2870_suspend()\n"));
402 return 0;
403 }
404
405 static int rt2870_resume(struct usb_interface *intf)
406 {
407 struct net_device *net_dev;
408 struct rt_rtmp_adapter *pAd = usb_get_intfdata(intf);
409
410 DBGPRINT(RT_DEBUG_TRACE, ("===> rt2870_resume()\n"));
411
412 pAd->PM_FlgSuspend = 0;
413 net_dev = pAd->net_dev;
414 netif_device_attach(net_dev);
415 netif_start_queue(net_dev);
416 netif_carrier_on(net_dev);
417 netif_wake_queue(net_dev);
418
419 DBGPRINT(RT_DEBUG_TRACE, ("<=== rt2870_resume()\n"));
420 return 0;
421 }
422 #endif /* CONFIG_PM // */
423
424 /* Init driver module */
425 int __init rtusb_init(void)
426 {
427 printk(KERN_DEBUG "rtusb init --->\n");
428 return usb_register(&rtusb_driver);
429 }
430
431 /* Deinit driver module */
432 void __exit rtusb_exit(void)
433 {
434 usb_deregister(&rtusb_driver);
435 printk(KERN_DEBUG "<--- rtusb exit\n");
436 }
437
438 module_init(rtusb_init);
439 module_exit(rtusb_exit);
440
441 /*--------------------------------------------------------------------- */
442 /* function declarations */
443 /*--------------------------------------------------------------------- */
444
445 /*
446 ========================================================================
447 Routine Description:
448 MLME kernel thread.
449
450 Arguments:
451 *Context the pAd, driver control block pointer
452
453 Return Value:
454 0 close the thread
455
456 Note:
457 ========================================================================
458 */
459 int MlmeThread(IN void *Context)
460 {
461 struct rt_rtmp_adapter *pAd;
462 struct rt_rtmp_os_task *pTask;
463 int status;
464 status = 0;
465
466 pTask = Context;
467 pAd = pTask->priv;
468
469 RtmpOSTaskCustomize(pTask);
470
471 while (!pTask->task_killed) {
472 #ifdef KTHREAD_SUPPORT
473 RTMP_WAIT_EVENT_INTERRUPTIBLE(pAd, pTask);
474 #else
475 RTMP_SEM_EVENT_WAIT(&(pTask->taskSema), status);
476
477 /* unlock the device pointers */
478 if (status != 0) {
479 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
480 break;
481 }
482 #endif
483
484 /* lock the device pointers , need to check if required */
485 /*down(&(pAd->usbdev_semaphore)); */
486
487 if (!pAd->PM_FlgSuspend)
488 MlmeHandler(pAd);
489 }
490
491 /* notify the exit routine that we're actually exiting now
492 *
493 * complete()/wait_for_completion() is similar to up()/down(),
494 * except that complete() is safe in the case where the structure
495 * is getting deleted in a parallel mode of execution (i.e. just
496 * after the down() -- that's necessary for the thread-shutdown
497 * case.
498 *
499 * complete_and_exit() goes even further than this -- it is safe in
500 * the case that the thread of the caller is going away (not just
501 * the structure) -- this is necessary for the module-remove case.
502 * This is important in preemption kernels, which transfer the flow
503 * of execution immediately upon a complete().
504 */
505 DBGPRINT(RT_DEBUG_TRACE, ("<---%s\n", __FUNCTION__));
506 #ifndef KTHREAD_SUPPORT
507 pTask->taskPID = THREAD_PID_INIT_VALUE;
508 complete_and_exit(&pTask->taskComplete, 0);
509 #endif
510 return 0;
511
512 }
513
514 /*
515 ========================================================================
516 Routine Description:
517 USB command kernel thread.
518
519 Arguments:
520 *Context the pAd, driver control block pointer
521
522 Return Value:
523 0 close the thread
524
525 Note:
526 ========================================================================
527 */
528 int RTUSBCmdThread(IN void *Context)
529 {
530 struct rt_rtmp_adapter *pAd;
531 struct rt_rtmp_os_task *pTask;
532 int status;
533 status = 0;
534
535 pTask = Context;
536 pAd = pTask->priv;
537
538 RtmpOSTaskCustomize(pTask);
539
540 NdisAcquireSpinLock(&pAd->CmdQLock);
541 pAd->CmdQ.CmdQState = RTMP_TASK_STAT_RUNNING;
542 NdisReleaseSpinLock(&pAd->CmdQLock);
543
544 while (pAd && pAd->CmdQ.CmdQState == RTMP_TASK_STAT_RUNNING) {
545 #ifdef KTHREAD_SUPPORT
546 RTMP_WAIT_EVENT_INTERRUPTIBLE(pAd, pTask);
547 #else
548 /* lock the device pointers */
549 RTMP_SEM_EVENT_WAIT(&(pTask->taskSema), status);
550
551 if (status != 0) {
552 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
553 break;
554 }
555 #endif
556
557 if (pAd->CmdQ.CmdQState == RTMP_TASK_STAT_STOPED)
558 break;
559
560 if (!pAd->PM_FlgSuspend)
561 CMDHandler(pAd);
562 }
563
564 if (pAd && !pAd->PM_FlgSuspend) { /* Clear the CmdQElements. */
565 struct rt_cmdqelmt *pCmdQElmt = NULL;
566
567 NdisAcquireSpinLock(&pAd->CmdQLock);
568 pAd->CmdQ.CmdQState = RTMP_TASK_STAT_STOPED;
569 while (pAd->CmdQ.size) {
570 RTUSBDequeueCmd(&pAd->CmdQ, &pCmdQElmt);
571 if (pCmdQElmt) {
572 if (pCmdQElmt->CmdFromNdis == TRUE) {
573 if (pCmdQElmt->buffer != NULL)
574 os_free_mem(pAd,
575 pCmdQElmt->buffer);
576 os_free_mem(pAd, (u8 *)pCmdQElmt);
577 } else {
578 if ((pCmdQElmt->buffer != NULL)
579 && (pCmdQElmt->bufferlength != 0))
580 os_free_mem(pAd,
581 pCmdQElmt->buffer);
582 os_free_mem(pAd, (u8 *)pCmdQElmt);
583 }
584 }
585 }
586
587 NdisReleaseSpinLock(&pAd->CmdQLock);
588 }
589 /* notify the exit routine that we're actually exiting now
590 *
591 * complete()/wait_for_completion() is similar to up()/down(),
592 * except that complete() is safe in the case where the structure
593 * is getting deleted in a parallel mode of execution (i.e. just
594 * after the down() -- that's necessary for the thread-shutdown
595 * case.
596 *
597 * complete_and_exit() goes even further than this -- it is safe in
598 * the case that the thread of the caller is going away (not just
599 * the structure) -- this is necessary for the module-remove case.
600 * This is important in preemption kernels, which transfer the flow
601 * of execution immediately upon a complete().
602 */
603 DBGPRINT(RT_DEBUG_TRACE, ("<---RTUSBCmdThread\n"));
604
605 #ifndef KTHREAD_SUPPORT
606 pTask->taskPID = THREAD_PID_INIT_VALUE;
607 complete_and_exit(&pTask->taskComplete, 0);
608 #endif
609 return 0;
610
611 }
612
613 void RTUSBWatchDog(struct rt_rtmp_adapter *pAd)
614 {
615 struct rt_ht_tx_context *pHTTXContext;
616 int idx;
617 unsigned long irqFlags;
618 PURB pUrb;
619 BOOLEAN needDumpSeq = FALSE;
620 u32 MACValue;
621 u32 TxRxQ_Pcnt;
622
623 idx = 0;
624 RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue);
625 if ((MACValue & 0xff) != 0) {
626 DBGPRINT(RT_DEBUG_TRACE,
627 ("TX QUEUE 0 Not EMPTY(Value=0x%0x)!\n",
628 MACValue));
629 RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40012);
630 while ((MACValue & 0xff) != 0 && (idx++ < 10)) {
631 RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue);
632 RTMPusecDelay(1);
633 }
634 RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40006);
635 }
636
637 if (pAd->watchDogRxOverFlowCnt >= 2) {
638 DBGPRINT(RT_DEBUG_TRACE,
639 ("Maybe the Rx Bulk-In hanged! Cancel the pending Rx bulks request!\n"));
640 if ((!RTMP_TEST_FLAG
641 (pAd,
642 (fRTMP_ADAPTER_RESET_IN_PROGRESS |
643 fRTMP_ADAPTER_BULKIN_RESET |
644 fRTMP_ADAPTER_HALT_IN_PROGRESS |
645 fRTMP_ADAPTER_NIC_NOT_EXIST)))) {
646 DBGPRINT(RT_DEBUG_TRACE,
647 ("Call CMDTHREAD_RESET_BULK_IN to cancel the pending Rx Bulk!\n"));
648 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKIN_RESET);
649 RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_IN,
650 NULL, 0);
651 needDumpSeq = TRUE;
652 }
653 pAd->watchDogRxOverFlowCnt = 0;
654 }
655
656 RTUSBReadMACRegister(pAd, 0x438, &TxRxQ_Pcnt);
657
658 for (idx = 0; idx < NUM_OF_TX_RING; idx++) {
659 pUrb = NULL;
660
661 RTMP_IRQ_LOCK(&pAd->BulkOutLock[idx], irqFlags);
662 if ((pAd->BulkOutPending[idx] == TRUE)
663 && pAd->watchDogTxPendingCnt) {
664 int actual_length = 0, transfer_buffer_length = 0;
665 BOOLEAN isDataPacket = FALSE;
666 pAd->watchDogTxPendingCnt[idx]++;
667
668 if ((pAd->watchDogTxPendingCnt[idx] > 2) &&
669 (!RTMP_TEST_FLAG
670 (pAd,
671 (fRTMP_ADAPTER_RESET_IN_PROGRESS |
672 fRTMP_ADAPTER_HALT_IN_PROGRESS |
673 fRTMP_ADAPTER_NIC_NOT_EXIST |
674 fRTMP_ADAPTER_BULKOUT_RESET)))
675 ) {
676 /* FIXME: Following code just support single bulk out. If you wanna support multiple bulk out. Modify it! */
677 pHTTXContext =
678 (struct rt_ht_tx_context *)(&pAd->TxContext[idx]);
679 if (pHTTXContext->IRPPending) { /* Check TxContext. */
680 pUrb = pHTTXContext->pUrb;
681
682 actual_length = pUrb->actual_length;
683 transfer_buffer_length =
684 pUrb->transfer_buffer_length;
685 isDataPacket = TRUE;
686 } else if (idx == MGMTPIPEIDX) {
687 struct rt_tx_context *pMLMEContext, *pNULLContext,
688 *pPsPollContext;
689
690 /*Check MgmtContext. */
691 pMLMEContext =
692 (struct rt_tx_context *)(pAd->MgmtRing.
693 Cell[pAd->MgmtRing.
694 TxDmaIdx].
695 AllocVa);
696 pPsPollContext =
697 (struct rt_tx_context *)(&pAd->PsPollContext);
698 pNULLContext =
699 (struct rt_tx_context *)(&pAd->NullContext);
700
701 if (pMLMEContext->IRPPending) {
702 ASSERT(pMLMEContext->
703 IRPPending);
704 pUrb = pMLMEContext->pUrb;
705 } else if (pNULLContext->IRPPending) {
706 ASSERT(pNULLContext->
707 IRPPending);
708 pUrb = pNULLContext->pUrb;
709 } else if (pPsPollContext->IRPPending) {
710 ASSERT(pPsPollContext->
711 IRPPending);
712 pUrb = pPsPollContext->pUrb;
713 }
714 }
715
716 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx],
717 irqFlags);
718
719 printk(KERN_INFO "%d:%lu LTL=%d , TL=%d L:%d\n",
720 idx, pAd->watchDogTxPendingCnt[idx],
721 pAd->TransferedLength[idx],
722 actual_length, transfer_buffer_length);
723
724 if (pUrb) {
725 if ((isDataPacket
726 && pAd->TransferedLength[idx] ==
727 actual_length
728 && pAd->TransferedLength[idx] <
729 transfer_buffer_length
730 && actual_length != 0
731 /* && TxRxQ_Pcnt==0 */
732 && pAd->watchDogTxPendingCnt[idx] >
733 3)
734 || isDataPacket == FALSE
735 || pAd->watchDogTxPendingCnt[idx] >
736 6) {
737 DBGPRINT(RT_DEBUG_TRACE,
738 ("Maybe the Tx Bulk-Out hanged! Cancel the pending Tx bulks request of idx(%d)!\n",
739 idx));
740 DBGPRINT(RT_DEBUG_TRACE,
741 ("Unlink the pending URB!\n"));
742 /* unlink it now */
743 RTUSB_UNLINK_URB(pUrb);
744 /* Sleep 200 microseconds to give cancellation time to work */
745 /*RTMPusecDelay(200); */
746 needDumpSeq = TRUE;
747 }
748 } else {
749 DBGPRINT(RT_DEBUG_ERROR,
750 ("Unknown bulkOut URB maybe hanged!\n"));
751 }
752 } else {
753 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx],
754 irqFlags);
755 }
756
757 if (isDataPacket == TRUE)
758 pAd->TransferedLength[idx] = actual_length;
759 } else {
760 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx], irqFlags);
761 }
762 }
763
764 /* For Sigma debug, dump the ba_reordering sequence. */
765 if ((needDumpSeq == TRUE) && (pAd->CommonCfg.bDisableReordering == 0)) {
766 u16 Idx;
767 struct rt_ba_rec_entry *pBAEntry = NULL;
768 u8 count = 0;
769 struct reordering_mpdu *mpdu_blk;
770
771 Idx = pAd->MacTab.Content[BSSID_WCID].BARecWcidArray[0];
772
773 pBAEntry = &pAd->BATable.BARecEntry[Idx];
774 if ((pBAEntry->list.qlen > 0) && (pBAEntry->list.next != NULL)) {
775 DBGPRINT(RT_DEBUG_TRACE,
776 ("NICUpdateRawCounters():The Queueing pkt in reordering buffer:\n"));
777 NdisAcquireSpinLock(&pBAEntry->RxReRingLock);
778 mpdu_blk = pBAEntry->list.next;
779 while (mpdu_blk) {
780 DBGPRINT(RT_DEBUG_TRACE,
781 ("\t%d:Seq-%d, bAMSDU-%d!\n", count,
782 mpdu_blk->Sequence,
783 mpdu_blk->bAMSDU));
784 mpdu_blk = mpdu_blk->next;
785 count++;
786 }
787
788 DBGPRINT(RT_DEBUG_TRACE,
789 ("\npBAEntry->LastIndSeq=%d!\n",
790 pBAEntry->LastIndSeq));
791 NdisReleaseSpinLock(&pBAEntry->RxReRingLock);
792 }
793 }
794 }
795
796 /*
797 ========================================================================
798 Routine Description:
799 Release allocated resources.
800
801 Arguments:
802 *dev Point to the PCI or USB device
803 pAd driver control block pointer
804
805 Return Value:
806 None
807
808 Note:
809 ========================================================================
810 */
811 static void rt2870_disconnect(struct usb_device *dev, struct rt_rtmp_adapter *pAd)
812 {
813 DBGPRINT(RT_DEBUG_ERROR,
814 ("rtusb_disconnect: unregister usbnet usb-%s-%s\n",
815 dev->bus->bus_name, dev->devpath));
816 if (!pAd) {
817 usb_put_dev(dev);
818 printk(KERN_ERR "rtusb_disconnect: pAd == NULL!\n");
819 return;
820 }
821 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST);
822
823 /* for debug, wait to show some messages to /proc system */
824 udelay(1);
825
826 RtmpPhyNetDevExit(pAd, pAd->net_dev);
827
828 /* FIXME: Shall we need following delay and flush the schedule?? */
829 udelay(1);
830 flush_scheduled_work();
831 udelay(1);
832
833 /* free the root net_device */
834 RtmpOSNetDevFree(pAd->net_dev);
835
836 RtmpRaDevCtrlExit(pAd);
837
838 /* release a use of the usb device structure */
839 usb_put_dev(dev);
840 udelay(1);
841
842 DBGPRINT(RT_DEBUG_ERROR, (" RTUSB disconnect successfully\n"));
843 }
844
845 static int __devinit rt2870_probe(IN struct usb_interface *intf,
846 IN struct usb_device *usb_dev,
847 IN const struct usb_device_id *dev_id,
848 struct rt_rtmp_adapter **ppAd)
849 {
850 struct net_device *net_dev = NULL;
851 struct rt_rtmp_adapter *pAd = (struct rt_rtmp_adapter *)NULL;
852 int status, rv;
853 void *handle;
854 struct rt_rtmp_os_netdev_op_hook netDevHook;
855
856 DBGPRINT(RT_DEBUG_TRACE, ("===>rt2870_probe()!\n"));
857
858 /* Check chipset vendor/product ID */
859 /*if (RT28XXChipsetCheck(_dev_p) == FALSE) */
860 /* goto err_out; */
861
862 /*RtmpDevInit============================================= */
863 /* Allocate struct rt_rtmp_adapter adapter structure */
864 handle = kmalloc(sizeof(struct os_cookie), GFP_KERNEL);
865 if (handle == NULL) {
866 printk
867 ("rt2870_probe(): Allocate memory for os handle failed!\n");
868 return -ENOMEM;
869 }
870 ((struct os_cookie *)handle)->pUsb_Dev = usb_dev;
871
872 rv = RTMPAllocAdapterBlock(handle, &pAd);
873 if (rv != NDIS_STATUS_SUCCESS) {
874 kfree(handle);
875 goto err_out;
876 }
877 /*USBDevInit============================================== */
878 if (USBDevConfigInit(usb_dev, intf, pAd) == FALSE)
879 goto err_out_free_radev;
880
881 RtmpRaDevCtrlInit(pAd, RTMP_DEV_INF_USB);
882
883 /*NetDevInit============================================== */
884 net_dev = RtmpPhyNetDevInit(pAd, &netDevHook);
885 if (net_dev == NULL)
886 goto err_out_free_radev;
887
888 /* Here are the net_device structure with usb specific parameters.
889 * for supporting Network Manager.
890 * Set the sysfs physical device reference for the network logical device if set prior to registration will
891 * cause a symlink during initialization.
892 */
893 SET_NETDEV_DEV(net_dev, &(usb_dev->dev));
894
895 pAd->StaCfg.OriDevType = net_dev->type;
896
897 /*All done, it's time to register the net device to linux kernel. */
898 /* Register this device */
899 status = RtmpOSNetDevAttach(net_dev, &netDevHook);
900 if (status != 0)
901 goto err_out_free_netdev;
902
903 #ifdef KTHREAD_SUPPORT
904 init_waitqueue_head(&pAd->mlmeTask.kthread_q);
905 init_waitqueue_head(&pAd->timerTask.kthread_q);
906 init_waitqueue_head(&pAd->cmdQTask.kthread_q);
907 #endif
908
909 *ppAd = pAd;
910
911 DBGPRINT(RT_DEBUG_TRACE, ("<===rt2870_probe()!\n"));
912
913 return 0;
914
915 /* --------------------------- ERROR HANDLE --------------------------- */
916 err_out_free_netdev:
917 RtmpOSNetDevFree(net_dev);
918
919 err_out_free_radev:
920 RTMPFreeAdapter(pAd);
921
922 err_out:
923 *ppAd = NULL;
924
925 return -1;
926
927 }
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