2 *************************************************************************
4 * 5F., No.36, Taiyuan St., Jhubei City,
8 * (c) Copyright 2002-2007, Ralink Technology, Inc.
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. *
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. *
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. *
25 *************************************************************************/
27 #include "rt_config.h"
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 mail to me. */
31 /* Otherwise post to forum in 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");
36 MODULE_VERSION(STA_DRIVER_VERSION);
40 struct usb_device_id rtusb_usb_id[] = {
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, 0x935B)}, /* Belkin F6D4050 v2 */
69 {USB_DEVICE(0x14B2, 0x3C23)}, /* Airlink */
70 {USB_DEVICE(0x14B2, 0x3C27)}, /* Airlink */
71 {USB_DEVICE(0x07AA, 0x002F)}, /* Corega */
72 {USB_DEVICE(0x07AA, 0x003C)}, /* Corega */
73 {USB_DEVICE(0x07AA, 0x003F)}, /* Corega */
74 {USB_DEVICE(0x1044, 0x800B)}, /* Gigabyte */
75 {USB_DEVICE(0x15A9, 0x0006)}, /* Sparklan */
76 {USB_DEVICE(0x083A, 0xB522)}, /* SMC */
77 {USB_DEVICE(0x083A, 0xA618)}, /* SMC */
78 {USB_DEVICE(0x083A, 0x8522)}, /* Arcadyan */
79 {USB_DEVICE(0x083A, 0x7522)}, /* Arcadyan */
80 {USB_DEVICE(0x0CDE, 0x0022)}, /* ZCOM */
81 {USB_DEVICE(0x0586, 0x3416)}, /* Zyxel */
82 {USB_DEVICE(0x0586, 0x341a)}, /* Zyxel NWD-270N */
83 {USB_DEVICE(0x0CDE, 0x0025)}, /* Zyxel */
84 {USB_DEVICE(0x1740, 0x9701)}, /* EnGenius */
85 {USB_DEVICE(0x1740, 0x9702)}, /* EnGenius */
86 {USB_DEVICE(0x0471, 0x200f)}, /* Philips */
87 {USB_DEVICE(0x14B2, 0x3C25)}, /* Draytek */
88 {USB_DEVICE(0x13D3, 0x3247)}, /* AzureWave */
89 {USB_DEVICE(0x083A, 0x6618)}, /* Accton */
90 {USB_DEVICE(0x15c5, 0x0008)}, /* Amit */
91 {USB_DEVICE(0x0E66, 0x0001)}, /* Hawking */
92 {USB_DEVICE(0x0E66, 0x0003)}, /* Hawking */
93 {USB_DEVICE(0x129B, 0x1828)}, /* Siemens */
94 {USB_DEVICE(0x157E, 0x300E)}, /* U-Media */
95 {USB_DEVICE(0x050d, 0x805c)},
96 {USB_DEVICE(0x050d, 0x815c)},
97 {USB_DEVICE(0x1482, 0x3C09)}, /* Abocom */
98 {USB_DEVICE(0x14B2, 0x3C09)}, /* Alpha */
99 {USB_DEVICE(0x04E8, 0x2018)}, /* samsung linkstick2 */
100 {USB_DEVICE(0x1690, 0x0740)}, /* Askey */
101 {USB_DEVICE(0x5A57, 0x0280)}, /* Zinwell */
102 {USB_DEVICE(0x5A57, 0x0282)}, /* Zinwell */
103 {USB_DEVICE(0x7392, 0x7718)},
104 {USB_DEVICE(0x7392, 0x7717)},
105 {USB_DEVICE(0x0411, 0x016f)}, /* MelCo.,Inc. WLI-UC-G301N */
106 {USB_DEVICE(0x1737, 0x0070)}, /* Linksys WUSB100 */
107 {USB_DEVICE(0x1737, 0x0071)}, /* Linksys WUSB600N */
108 {USB_DEVICE(0x0411, 0x00e8)}, /* Buffalo WLI-UC-G300N */
109 {USB_DEVICE(0x050d, 0x815c)}, /* Belkin F5D8053 */
110 {USB_DEVICE(0x100D, 0x9031)}, /* Motorola 2770 */
111 #endif /* RT2870 // */
113 {USB_DEVICE(0x148F, 0x3070)}, /* Ralink 3070 */
114 {USB_DEVICE(0x148F, 0x3071)}, /* Ralink 3071 */
115 {USB_DEVICE(0x148F, 0x3072)}, /* Ralink 3072 */
116 {USB_DEVICE(0x0DB0, 0x3820)}, /* Ralink 3070 */
117 {USB_DEVICE(0x0DB0, 0x871C)}, /* Ralink 3070 */
118 {USB_DEVICE(0x0DB0, 0x822C)}, /* Ralink 3070 */
119 {USB_DEVICE(0x0DB0, 0x871B)}, /* Ralink 3070 */
120 {USB_DEVICE(0x0DB0, 0x822B)}, /* Ralink 3070 */
121 {USB_DEVICE(0x0DF6, 0x003E)}, /* Sitecom 3070 */
122 {USB_DEVICE(0x0DF6, 0x0042)}, /* Sitecom 3072 */
123 {USB_DEVICE(0x0DF6, 0x0048)}, /* Sitecom 3070 */
124 {USB_DEVICE(0x0DF6, 0x0047)}, /* Sitecom 3071 */
125 {USB_DEVICE(0x14B2, 0x3C12)}, /* AL 3070 */
126 {USB_DEVICE(0x18C5, 0x0012)}, /* Corega 3070 */
127 {USB_DEVICE(0x083A, 0x7511)}, /* Arcadyan 3070 */
128 {USB_DEVICE(0x083A, 0xA701)}, /* SMC 3070 */
129 {USB_DEVICE(0x083A, 0xA702)}, /* SMC 3072 */
130 {USB_DEVICE(0x1740, 0x9703)}, /* EnGenius 3070 */
131 {USB_DEVICE(0x1740, 0x9705)}, /* EnGenius 3071 */
132 {USB_DEVICE(0x1740, 0x9706)}, /* EnGenius 3072 */
133 {USB_DEVICE(0x1740, 0x9707)}, /* EnGenius 3070 */
134 {USB_DEVICE(0x1740, 0x9708)}, /* EnGenius 3071 */
135 {USB_DEVICE(0x1740, 0x9709)}, /* EnGenius 3072 */
136 {USB_DEVICE(0x13D3, 0x3273)}, /* AzureWave 3070 */
137 {USB_DEVICE(0x13D3, 0x3305)}, /* AzureWave 3070*/
138 {USB_DEVICE(0x1044, 0x800D)}, /* Gigabyte GN-WB32L 3070 */
139 {USB_DEVICE(0x2019, 0xAB25)}, /* Planex Communications, Inc. RT3070 */
140 {USB_DEVICE(0x07B8, 0x3070)}, /* AboCom 3070 */
141 {USB_DEVICE(0x07B8, 0x3071)}, /* AboCom 3071 */
142 {USB_DEVICE(0x07B8, 0x3072)}, /* Abocom 3072 */
143 {USB_DEVICE(0x7392, 0x7711)}, /* Edimax 3070 */
144 {USB_DEVICE(0x1A32, 0x0304)}, /* Quanta 3070 */
145 {USB_DEVICE(0x1EDA, 0x2310)}, /* AirTies 3070 */
146 {USB_DEVICE(0x07D1, 0x3C0A)}, /* D-Link 3072 */
147 {USB_DEVICE(0x07D1, 0x3C0D)}, /* D-Link 3070 */
148 {USB_DEVICE(0x07D1, 0x3C0E)}, /* D-Link 3070 */
149 {USB_DEVICE(0x07D1, 0x3C0F)}, /* D-Link 3070 */
150 {USB_DEVICE(0x07D1, 0x3C16)}, /* D-Link 3070 */
151 {USB_DEVICE(0x07D1, 0x3C17)}, /* D-Link 8070 */
152 {USB_DEVICE(0x1D4D, 0x000C)}, /* Pegatron Corporation 3070 */
153 {USB_DEVICE(0x1D4D, 0x000E)}, /* Pegatron Corporation 3070 */
154 {USB_DEVICE(0x5A57, 0x5257)}, /* Zinwell 3070 */
155 {USB_DEVICE(0x5A57, 0x0283)}, /* Zinwell 3072 */
156 {USB_DEVICE(0x04BB, 0x0945)}, /* I-O DATA 3072 */
157 {USB_DEVICE(0x04BB, 0x0947)}, /* I-O DATA 3070 */
158 {USB_DEVICE(0x04BB, 0x0948)}, /* I-O DATA 3072 */
159 {USB_DEVICE(0x203D, 0x1480)}, /* Encore 3070 */
160 {USB_DEVICE(0x20B8, 0x8888)}, /* PARA INDUSTRIAL 3070 */
161 {USB_DEVICE(0x0B05, 0x1784)}, /* Asus 3072 */
162 {USB_DEVICE(0x203D, 0x14A9)}, /* Encore 3070*/
163 {USB_DEVICE(0x0DB0, 0x899A)}, /* MSI 3070*/
164 {USB_DEVICE(0x0DB0, 0x3870)}, /* MSI 3070*/
165 {USB_DEVICE(0x0DB0, 0x870A)}, /* MSI 3070*/
166 {USB_DEVICE(0x0DB0, 0x6899)}, /* MSI 3070 */
167 {USB_DEVICE(0x0DB0, 0x3822)}, /* MSI 3070 */
168 {USB_DEVICE(0x0DB0, 0x3871)}, /* MSI 3070 */
169 {USB_DEVICE(0x0DB0, 0x871A)}, /* MSI 3070 */
170 {USB_DEVICE(0x0DB0, 0x822A)}, /* MSI 3070 */
171 {USB_DEVICE(0x0DB0, 0x3821)}, /* Ralink 3070 */
172 {USB_DEVICE(0x0DB0, 0x821A)}, /* Ralink 3070 */
173 {USB_DEVICE(0x083A, 0xA703)}, /* IO-MAGIC */
174 {USB_DEVICE(0x13D3, 0x3307)}, /* Azurewave */
175 {USB_DEVICE(0x13D3, 0x3321)}, /* Azurewave */
176 {USB_DEVICE(0x07FA, 0x7712)}, /* Edimax */
177 {USB_DEVICE(0x0789, 0x0166)}, /* Edimax */
178 {USB_DEVICE(0x148F, 0x2070)}, /* Edimax */
179 #endif /* RT3070 // */
180 {USB_DEVICE(0x1737, 0x0077)}, /* Linksys WUSB54GC-EU v3 */
181 {USB_DEVICE(0x2001, 0x3C09)}, /* D-Link */
182 {USB_DEVICE(0x2001, 0x3C0A)}, /* D-Link 3072 */
183 {USB_DEVICE(0x2019, 0xED14)}, /* Planex Communications, Inc. */
184 {} /* Terminating entry */
187 int const rtusb_usb_id_len =
188 sizeof(rtusb_usb_id) / sizeof(struct usb_device_id);
190 MODULE_DEVICE_TABLE(usb, rtusb_usb_id);
192 static void rt2870_disconnect(struct usb_device *dev, struct rt_rtmp_adapter *pAd);
194 static int __devinit rt2870_probe(IN struct usb_interface *intf,
195 IN struct usb_device *usb_dev,
196 IN const struct usb_device_id *dev_id,
197 struct rt_rtmp_adapter **ppAd);
200 #define PF_NOFREEZE 0
203 extern int rt28xx_close(IN struct net_device *net_dev);
204 extern int rt28xx_open(struct net_device *net_dev);
206 static BOOLEAN USBDevConfigInit(IN struct usb_device *dev,
207 IN struct usb_interface *intf,
208 struct rt_rtmp_adapter *pAd);
211 ========================================================================
213 Check the chipset vendor/product ID.
216 _dev_p Point to the PCI or USB device
223 ========================================================================
225 BOOLEAN RT28XXChipsetCheck(IN void *_dev_p)
227 struct usb_interface *intf = (struct usb_interface *)_dev_p;
228 struct usb_device *dev_p = interface_to_usbdev(intf);
231 for (i = 0; i < rtusb_usb_id_len; i++) {
232 if (dev_p->descriptor.idVendor == rtusb_usb_id[i].idVendor &&
233 dev_p->descriptor.idProduct == rtusb_usb_id[i].idProduct) {
234 printk("rt2870: idVendor = 0x%x, idProduct = 0x%x\n",
235 dev_p->descriptor.idVendor,
236 dev_p->descriptor.idProduct);
241 if (i == rtusb_usb_id_len) {
242 printk("rt2870: Error! Device Descriptor not matching!\n");
249 /**************************************************************************/
250 /**************************************************************************/
251 /*tested for kernel 2.6series */
252 /**************************************************************************/
253 /**************************************************************************/
256 static int rt2870_suspend(struct usb_interface *intf, pm_message_t state);
257 static int rt2870_resume(struct usb_interface *intf);
258 #endif /* CONFIG_PM // */
260 static BOOLEAN USBDevConfigInit(IN struct usb_device *dev,
261 IN struct usb_interface *intf,
262 struct rt_rtmp_adapter *pAd)
264 struct usb_host_interface *iface_desc;
265 unsigned long BulkOutIdx;
268 /* get the active interface descriptor */
269 iface_desc = intf->cur_altsetting;
271 /* get # of enpoints */
272 pAd->NumberOfPipes = iface_desc->desc.bNumEndpoints;
273 DBGPRINT(RT_DEBUG_TRACE,
274 ("NumEndpoints=%d\n", iface_desc->desc.bNumEndpoints));
276 /* Configure Pipes */
279 for (i = 0; i < pAd->NumberOfPipes; i++) {
280 if ((iface_desc->endpoint[i].desc.bmAttributes ==
281 USB_ENDPOINT_XFER_BULK) &&
282 ((iface_desc->endpoint[i].desc.bEndpointAddress &
283 USB_ENDPOINT_DIR_MASK) == USB_DIR_IN)) {
285 iface_desc->endpoint[i].desc.bEndpointAddress;
286 pAd->BulkInMaxPacketSize =
287 le2cpu16(iface_desc->endpoint[i].desc.
290 DBGPRINT_RAW(RT_DEBUG_TRACE,
291 ("BULK IN MaxPacketSize = %d\n",
292 pAd->BulkInMaxPacketSize));
293 DBGPRINT_RAW(RT_DEBUG_TRACE,
294 ("EP address = 0x%2x\n",
295 iface_desc->endpoint[i].desc.
298 if ((iface_desc->endpoint[i].desc.bmAttributes ==
299 USB_ENDPOINT_XFER_BULK)
301 ((iface_desc->endpoint[i].desc.
302 bEndpointAddress & USB_ENDPOINT_DIR_MASK) ==
304 /* there are 6 bulk out EP. EP6 highest priority. */
305 /* EP1-4 is EDCA. EP5 is HCCA. */
306 pAd->BulkOutEpAddr[BulkOutIdx++] =
307 iface_desc->endpoint[i].desc.bEndpointAddress;
308 pAd->BulkOutMaxPacketSize =
309 le2cpu16(iface_desc->endpoint[i].desc.
312 DBGPRINT_RAW(RT_DEBUG_TRACE,
313 ("BULK OUT MaxPacketSize = %d\n",
314 pAd->BulkOutMaxPacketSize));
315 DBGPRINT_RAW(RT_DEBUG_TRACE,
316 ("EP address = 0x%2x \n",
317 iface_desc->endpoint[i].desc.
322 if (!(pAd->BulkInEpAddr && pAd->BulkOutEpAddr[0])) {
324 ("%s: Could not find both bulk-in and bulk-out endpoints\n",
329 pAd->config = &dev->config->desc;
330 usb_set_intfdata(intf, pAd);
336 static int __devinit rtusb_probe(struct usb_interface *intf,
337 const struct usb_device_id *id)
339 struct rt_rtmp_adapter *pAd;
340 struct usb_device *dev;
343 dev = interface_to_usbdev(intf);
344 dev = usb_get_dev(dev);
346 rv = rt2870_probe(intf, dev, id, &pAd);
353 static void rtusb_disconnect(struct usb_interface *intf)
355 struct usb_device *dev = interface_to_usbdev(intf);
356 struct rt_rtmp_adapter *pAd;
358 pAd = usb_get_intfdata(intf);
359 usb_set_intfdata(intf, NULL);
361 rt2870_disconnect(dev, pAd);
364 struct usb_driver rtusb_driver = {
366 .probe = rtusb_probe,
367 .disconnect = rtusb_disconnect,
368 .id_table = rtusb_usb_id,
371 suspend:rt2870_suspend,
372 resume:rt2870_resume,
378 void RT2870RejectPendingPackets(struct rt_rtmp_adapter *pAd)
380 /* clear PS packets */
381 /* clear TxSw packets */
384 static int rt2870_suspend(struct usb_interface *intf, pm_message_t state)
386 struct net_device *net_dev;
387 struct rt_rtmp_adapter *pAd = usb_get_intfdata(intf);
389 DBGPRINT(RT_DEBUG_TRACE, ("===> rt2870_suspend()\n"));
390 net_dev = pAd->net_dev;
391 netif_device_detach(net_dev);
393 pAd->PM_FlgSuspend = 1;
394 if (netif_running(net_dev)) {
395 RTUSBCancelPendingBulkInIRP(pAd);
396 RTUSBCancelPendingBulkOutIRP(pAd);
398 DBGPRINT(RT_DEBUG_TRACE, ("<=== rt2870_suspend()\n"));
402 static int rt2870_resume(struct usb_interface *intf)
404 struct net_device *net_dev;
405 struct rt_rtmp_adapter *pAd = usb_get_intfdata(intf);
407 DBGPRINT(RT_DEBUG_TRACE, ("===> rt2870_resume()\n"));
409 pAd->PM_FlgSuspend = 0;
410 net_dev = pAd->net_dev;
411 netif_device_attach(net_dev);
412 netif_start_queue(net_dev);
413 netif_carrier_on(net_dev);
414 netif_wake_queue(net_dev);
416 DBGPRINT(RT_DEBUG_TRACE, ("<=== rt2870_resume()\n"));
419 #endif /* CONFIG_PM // */
421 /* Init driver module */
422 int __init rtusb_init(void)
424 printk("rtusb init --->\n");
425 return usb_register(&rtusb_driver);
428 /* Deinit driver module */
429 void __exit rtusb_exit(void)
431 usb_deregister(&rtusb_driver);
432 printk("<--- rtusb exit\n");
435 module_init(rtusb_init);
436 module_exit(rtusb_exit);
438 /*--------------------------------------------------------------------- */
439 /* function declarations */
440 /*--------------------------------------------------------------------- */
443 ========================================================================
448 *Context the pAd, driver control block pointer
454 ========================================================================
456 int MlmeThread(IN void *Context)
458 struct rt_rtmp_adapter *pAd;
459 struct rt_rtmp_os_task *pTask;
466 RtmpOSTaskCustomize(pTask);
468 while (!pTask->task_killed) {
469 #ifdef KTHREAD_SUPPORT
470 RTMP_WAIT_EVENT_INTERRUPTIBLE(pAd, pTask);
472 RTMP_SEM_EVENT_WAIT(&(pTask->taskSema), status);
474 /* unlock the device pointers */
476 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
481 /* lock the device pointers , need to check if required */
482 /*down(&(pAd->usbdev_semaphore)); */
484 if (!pAd->PM_FlgSuspend)
488 /* notify the exit routine that we're actually exiting now
490 * complete()/wait_for_completion() is similar to up()/down(),
491 * except that complete() is safe in the case where the structure
492 * is getting deleted in a parallel mode of execution (i.e. just
493 * after the down() -- that's necessary for the thread-shutdown
496 * complete_and_exit() goes even further than this -- it is safe in
497 * the case that the thread of the caller is going away (not just
498 * the structure) -- this is necessary for the module-remove case.
499 * This is important in preemption kernels, which transfer the flow
500 * of execution immediately upon a complete().
502 DBGPRINT(RT_DEBUG_TRACE, ("<---%s\n", __FUNCTION__));
503 #ifndef KTHREAD_SUPPORT
504 pTask->taskPID = THREAD_PID_INIT_VALUE;
505 complete_and_exit(&pTask->taskComplete, 0);
512 ========================================================================
514 USB command kernel thread.
517 *Context the pAd, driver control block pointer
523 ========================================================================
525 int RTUSBCmdThread(IN void *Context)
527 struct rt_rtmp_adapter *pAd;
528 struct rt_rtmp_os_task *pTask;
535 RtmpOSTaskCustomize(pTask);
537 NdisAcquireSpinLock(&pAd->CmdQLock);
538 pAd->CmdQ.CmdQState = RTMP_TASK_STAT_RUNNING;
539 NdisReleaseSpinLock(&pAd->CmdQLock);
541 while (pAd && pAd->CmdQ.CmdQState == RTMP_TASK_STAT_RUNNING) {
542 #ifdef KTHREAD_SUPPORT
543 RTMP_WAIT_EVENT_INTERRUPTIBLE(pAd, pTask);
545 /* lock the device pointers */
546 RTMP_SEM_EVENT_WAIT(&(pTask->taskSema), status);
549 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
554 if (pAd->CmdQ.CmdQState == RTMP_TASK_STAT_STOPED)
557 if (!pAd->PM_FlgSuspend)
561 if (pAd && !pAd->PM_FlgSuspend) { /* Clear the CmdQElements. */
562 struct rt_cmdqelmt *pCmdQElmt = NULL;
564 NdisAcquireSpinLock(&pAd->CmdQLock);
565 pAd->CmdQ.CmdQState = RTMP_TASK_STAT_STOPED;
566 while (pAd->CmdQ.size) {
567 RTUSBDequeueCmd(&pAd->CmdQ, &pCmdQElmt);
569 if (pCmdQElmt->CmdFromNdis == TRUE) {
570 if (pCmdQElmt->buffer != NULL)
573 os_free_mem(pAd, (u8 *)pCmdQElmt);
575 if ((pCmdQElmt->buffer != NULL)
576 && (pCmdQElmt->bufferlength != 0))
579 os_free_mem(pAd, (u8 *)pCmdQElmt);
584 NdisReleaseSpinLock(&pAd->CmdQLock);
586 /* notify the exit routine that we're actually exiting now
588 * complete()/wait_for_completion() is similar to up()/down(),
589 * except that complete() is safe in the case where the structure
590 * is getting deleted in a parallel mode of execution (i.e. just
591 * after the down() -- that's necessary for the thread-shutdown
594 * complete_and_exit() goes even further than this -- it is safe in
595 * the case that the thread of the caller is going away (not just
596 * the structure) -- this is necessary for the module-remove case.
597 * This is important in preemption kernels, which transfer the flow
598 * of execution immediately upon a complete().
600 DBGPRINT(RT_DEBUG_TRACE, ("<---RTUSBCmdThread\n"));
602 #ifndef KTHREAD_SUPPORT
603 pTask->taskPID = THREAD_PID_INIT_VALUE;
604 complete_and_exit(&pTask->taskComplete, 0);
610 void RTUSBWatchDog(struct rt_rtmp_adapter *pAd)
612 struct rt_ht_tx_context *pHTTXContext;
614 unsigned long irqFlags;
616 BOOLEAN needDumpSeq = FALSE;
621 RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue);
622 if ((MACValue & 0xff) != 0) {
623 DBGPRINT(RT_DEBUG_TRACE,
624 ("TX QUEUE 0 Not EMPTY(Value=0x%0x)!\n",
626 RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40012);
627 while ((MACValue & 0xff) != 0 && (idx++ < 10)) {
628 RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue);
631 RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40006);
634 if (pAd->watchDogRxOverFlowCnt >= 2) {
635 DBGPRINT(RT_DEBUG_TRACE,
636 ("Maybe the Rx Bulk-In hanged! Cancel the pending Rx bulks request!\n"));
639 (fRTMP_ADAPTER_RESET_IN_PROGRESS |
640 fRTMP_ADAPTER_BULKIN_RESET |
641 fRTMP_ADAPTER_HALT_IN_PROGRESS |
642 fRTMP_ADAPTER_NIC_NOT_EXIST)))) {
643 DBGPRINT(RT_DEBUG_TRACE,
644 ("Call CMDTHREAD_RESET_BULK_IN to cancel the pending Rx Bulk!\n"));
645 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKIN_RESET);
646 RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_IN,
650 pAd->watchDogRxOverFlowCnt = 0;
653 RTUSBReadMACRegister(pAd, 0x438, &TxRxQ_Pcnt);
655 for (idx = 0; idx < NUM_OF_TX_RING; idx++) {
658 RTMP_IRQ_LOCK(&pAd->BulkOutLock[idx], irqFlags);
659 if ((pAd->BulkOutPending[idx] == TRUE)
660 && pAd->watchDogTxPendingCnt) {
661 int actual_length = 0, transfer_buffer_length = 0;
662 BOOLEAN isDataPacket = FALSE;
663 pAd->watchDogTxPendingCnt[idx]++;
665 if ((pAd->watchDogTxPendingCnt[idx] > 2) &&
668 (fRTMP_ADAPTER_RESET_IN_PROGRESS |
669 fRTMP_ADAPTER_HALT_IN_PROGRESS |
670 fRTMP_ADAPTER_NIC_NOT_EXIST |
671 fRTMP_ADAPTER_BULKOUT_RESET)))
673 /* FIXME: Following code just support single bulk out. If you wanna support multiple bulk out. Modify it! */
675 (struct rt_ht_tx_context *)(&pAd->TxContext[idx]);
676 if (pHTTXContext->IRPPending) { /* Check TxContext. */
677 pUrb = pHTTXContext->pUrb;
679 actual_length = pUrb->actual_length;
680 transfer_buffer_length =
681 pUrb->transfer_buffer_length;
683 } else if (idx == MGMTPIPEIDX) {
684 struct rt_tx_context *pMLMEContext, *pNULLContext,
687 /*Check MgmtContext. */
689 (struct rt_tx_context *)(pAd->MgmtRing.
694 (struct rt_tx_context *)(&pAd->PsPollContext);
696 (struct rt_tx_context *)(&pAd->NullContext);
698 if (pMLMEContext->IRPPending) {
699 ASSERT(pMLMEContext->
701 pUrb = pMLMEContext->pUrb;
702 } else if (pNULLContext->IRPPending) {
703 ASSERT(pNULLContext->
705 pUrb = pNULLContext->pUrb;
706 } else if (pPsPollContext->IRPPending) {
707 ASSERT(pPsPollContext->
709 pUrb = pPsPollContext->pUrb;
713 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx],
716 printk(KERN_INFO "%d:%lu LTL=%d , TL=%d L:%d\n",
717 idx, pAd->watchDogTxPendingCnt[idx],
718 pAd->TransferedLength[idx],
719 actual_length, transfer_buffer_length);
723 && pAd->TransferedLength[idx] ==
725 && pAd->TransferedLength[idx] <
726 transfer_buffer_length
727 && actual_length != 0
728 /* && TxRxQ_Pcnt==0 */
729 && pAd->watchDogTxPendingCnt[idx] >
731 || isDataPacket == FALSE
732 || pAd->watchDogTxPendingCnt[idx] >
734 DBGPRINT(RT_DEBUG_TRACE,
735 ("Maybe the Tx Bulk-Out hanged! Cancel the pending Tx bulks request of idx(%d)!\n",
737 DBGPRINT(RT_DEBUG_TRACE,
738 ("Unlink the pending URB!\n"));
740 RTUSB_UNLINK_URB(pUrb);
741 /* Sleep 200 microseconds to give cancellation time to work */
742 /*RTMPusecDelay(200); */
746 DBGPRINT(RT_DEBUG_ERROR,
747 ("Unknown bulkOut URB maybe hanged!\n"));
750 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx],
754 if (isDataPacket == TRUE)
755 pAd->TransferedLength[idx] = actual_length;
757 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx], irqFlags);
761 /* For Sigma debug, dump the ba_reordering sequence. */
762 if ((needDumpSeq == TRUE) && (pAd->CommonCfg.bDisableReordering == 0)) {
764 struct rt_ba_rec_entry *pBAEntry = NULL;
766 struct reordering_mpdu *mpdu_blk;
768 Idx = pAd->MacTab.Content[BSSID_WCID].BARecWcidArray[0];
770 pBAEntry = &pAd->BATable.BARecEntry[Idx];
771 if ((pBAEntry->list.qlen > 0) && (pBAEntry->list.next != NULL)) {
772 DBGPRINT(RT_DEBUG_TRACE,
773 ("NICUpdateRawCounters():The Queueing pkt in reordering buffer:\n"));
774 NdisAcquireSpinLock(&pBAEntry->RxReRingLock);
775 mpdu_blk = pBAEntry->list.next;
777 DBGPRINT(RT_DEBUG_TRACE,
778 ("\t%d:Seq-%d, bAMSDU-%d!\n", count,
781 mpdu_blk = mpdu_blk->next;
785 DBGPRINT(RT_DEBUG_TRACE,
786 ("\npBAEntry->LastIndSeq=%d!\n",
787 pBAEntry->LastIndSeq));
788 NdisReleaseSpinLock(&pBAEntry->RxReRingLock);
794 ========================================================================
796 Release allocated resources.
799 *dev Point to the PCI or USB device
800 pAd driver control block pointer
806 ========================================================================
808 static void rt2870_disconnect(struct usb_device *dev, struct rt_rtmp_adapter *pAd)
810 DBGPRINT(RT_DEBUG_ERROR,
811 ("rtusb_disconnect: unregister usbnet usb-%s-%s\n",
812 dev->bus->bus_name, dev->devpath));
815 printk("rtusb_disconnect: pAd == NULL!\n");
818 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST);
820 /* for debug, wait to show some messages to /proc system */
823 RtmpPhyNetDevExit(pAd, pAd->net_dev);
825 /* FIXME: Shall we need following delay and flush the schedule?? */
827 flush_scheduled_work();
830 /* free the root net_device */
831 RtmpOSNetDevFree(pAd->net_dev);
833 RtmpRaDevCtrlExit(pAd);
835 /* release a use of the usb device structure */
839 DBGPRINT(RT_DEBUG_ERROR, (" RTUSB disconnect successfully\n"));
842 static int __devinit rt2870_probe(IN struct usb_interface *intf,
843 IN struct usb_device *usb_dev,
844 IN const struct usb_device_id *dev_id,
845 struct rt_rtmp_adapter **ppAd)
847 struct net_device *net_dev = NULL;
848 struct rt_rtmp_adapter *pAd = (struct rt_rtmp_adapter *)NULL;
851 struct rt_rtmp_os_netdev_op_hook netDevHook;
853 DBGPRINT(RT_DEBUG_TRACE, ("===>rt2870_probe()!\n"));
855 /* Check chipset vendor/product ID */
856 /*if (RT28XXChipsetCheck(_dev_p) == FALSE) */
859 /*RtmpDevInit============================================= */
860 /* Allocate struct rt_rtmp_adapter adapter structure */
861 handle = kmalloc(sizeof(struct os_cookie), GFP_KERNEL);
862 if (handle == NULL) {
864 ("rt2870_probe(): Allocate memory for os handle failed!\n");
867 ((struct os_cookie *)handle)->pUsb_Dev = usb_dev;
869 rv = RTMPAllocAdapterBlock(handle, &pAd);
870 if (rv != NDIS_STATUS_SUCCESS) {
874 /*USBDevInit============================================== */
875 if (USBDevConfigInit(usb_dev, intf, pAd) == FALSE)
876 goto err_out_free_radev;
878 RtmpRaDevCtrlInit(pAd, RTMP_DEV_INF_USB);
880 /*NetDevInit============================================== */
881 net_dev = RtmpPhyNetDevInit(pAd, &netDevHook);
883 goto err_out_free_radev;
885 /* Here are the net_device structure with usb specific parameters. */
886 /* for supporting Network Manager.
887 * Set the sysfs physical device reference for the network logical device if set prior to registration will
888 * cause a symlink during initialization.
890 SET_NETDEV_DEV(net_dev, &(usb_dev->dev));
892 pAd->StaCfg.OriDevType = net_dev->type;
894 /*All done, it's time to register the net device to linux kernel. */
895 /* Register this device */
896 status = RtmpOSNetDevAttach(net_dev, &netDevHook);
898 goto err_out_free_netdev;
900 #ifdef KTHREAD_SUPPORT
901 init_waitqueue_head(&pAd->mlmeTask.kthread_q);
902 init_waitqueue_head(&pAd->timerTask.kthread_q);
903 init_waitqueue_head(&pAd->cmdQTask.kthread_q);
908 DBGPRINT(RT_DEBUG_TRACE, ("<===rt2870_probe()!\n"));
912 /* --------------------------- ERROR HANDLE --------------------------- */
914 RtmpOSNetDevFree(net_dev);
917 RTMPFreeAdapter(pAd);