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(0x083A, 0x7512)}, /* Arcadyan 2770 */
48 {USB_DEVICE(0x0789, 0x0162)}, /* Logitec 2870 */
49 {USB_DEVICE(0x0789, 0x0163)}, /* Logitec 2870 */
50 {USB_DEVICE(0x0789, 0x0164)}, /* Logitec 2870 */
51 {USB_DEVICE(0x177f, 0x0302)}, /* lsusb */
52 {USB_DEVICE(0x0B05, 0x1731)}, /* Asus */
53 {USB_DEVICE(0x0B05, 0x1732)}, /* Asus */
54 {USB_DEVICE(0x0B05, 0x1742)}, /* Asus */
55 {USB_DEVICE(0x0DF6, 0x0017)}, /* Sitecom */
56 {USB_DEVICE(0x0DF6, 0x002B)}, /* Sitecom */
57 {USB_DEVICE(0x0DF6, 0x002C)}, /* Sitecom */
58 {USB_DEVICE(0x0DF6, 0x002D)}, /* Sitecom */
59 {USB_DEVICE(0x14B2, 0x3C06)}, /* Conceptronic */
60 {USB_DEVICE(0x14B2, 0x3C28)}, /* Conceptronic */
61 {USB_DEVICE(0x2019, 0xED06)}, /* Planex Communications, Inc. */
62 {USB_DEVICE(0x07D1, 0x3C09)}, /* D-Link */
63 {USB_DEVICE(0x07D1, 0x3C11)}, /* D-Link */
64 {USB_DEVICE(0x14B2, 0x3C07)}, /* AL */
65 {USB_DEVICE(0x050D, 0x8053)}, /* Belkin */
66 {USB_DEVICE(0x050D, 0x825B)}, /* Belkin */
67 {USB_DEVICE(0x14B2, 0x3C23)}, /* Airlink */
68 {USB_DEVICE(0x14B2, 0x3C27)}, /* Airlink */
69 {USB_DEVICE(0x07AA, 0x002F)}, /* Corega */
70 {USB_DEVICE(0x07AA, 0x003C)}, /* Corega */
71 {USB_DEVICE(0x07AA, 0x003F)}, /* Corega */
72 {USB_DEVICE(0x1044, 0x800B)}, /* Gigabyte */
73 {USB_DEVICE(0x15A9, 0x0006)}, /* Sparklan */
74 {USB_DEVICE(0x083A, 0xB522)}, /* SMC */
75 {USB_DEVICE(0x083A, 0xA618)}, /* SMC */
76 {USB_DEVICE(0x083A, 0x8522)}, /* Arcadyan */
77 {USB_DEVICE(0x083A, 0x7522)}, /* Arcadyan */
78 {USB_DEVICE(0x0CDE, 0x0022)}, /* ZCOM */
79 {USB_DEVICE(0x0586, 0x3416)}, /* Zyxel */
80 {USB_DEVICE(0x0CDE, 0x0025)}, /* Zyxel */
81 {USB_DEVICE(0x1740, 0x9701)}, /* EnGenius */
82 {USB_DEVICE(0x1740, 0x9702)}, /* EnGenius */
83 {USB_DEVICE(0x0471, 0x200f)}, /* Philips */
84 {USB_DEVICE(0x14B2, 0x3C25)}, /* Draytek */
85 {USB_DEVICE(0x13D3, 0x3247)}, /* AzureWave */
86 {USB_DEVICE(0x083A, 0x6618)}, /* Accton */
87 {USB_DEVICE(0x15c5, 0x0008)}, /* Amit */
88 {USB_DEVICE(0x0E66, 0x0001)}, /* Hawking */
89 {USB_DEVICE(0x0E66, 0x0003)}, /* Hawking */
90 {USB_DEVICE(0x129B, 0x1828)}, /* Siemens */
91 {USB_DEVICE(0x157E, 0x300E)}, /* U-Media */
92 {USB_DEVICE(0x050d, 0x805c)},
93 {USB_DEVICE(0x050d, 0x815c)},
94 {USB_DEVICE(0x1482, 0x3C09)}, /* Abocom */
95 {USB_DEVICE(0x14B2, 0x3C09)}, /* Alpha */
96 {USB_DEVICE(0x04E8, 0x2018)}, /* samsung */
97 {USB_DEVICE(0x5A57, 0x0280)}, /* Zinwell */
98 {USB_DEVICE(0x5A57, 0x0282)}, /* Zinwell */
99 {USB_DEVICE(0x7392, 0x7718)},
100 {USB_DEVICE(0x7392, 0x7717)},
101 {USB_DEVICE(0x0411, 0x016f)}, /* MelCo.,Inc. WLI-UC-G301N */
102 {USB_DEVICE(0x1737, 0x0070)}, /* Linksys WUSB100 */
103 {USB_DEVICE(0x1737, 0x0071)}, /* Linksys WUSB600N */
104 {USB_DEVICE(0x0411, 0x00e8)}, /* Buffalo WLI-UC-G300N */
105 {USB_DEVICE(0x050d, 0x815c)}, /* Belkin F5D8053 */
106 #endif /* RT2870 // */
108 {USB_DEVICE(0x148F, 0x3070)}, /* Ralink 3070 */
109 {USB_DEVICE(0x148F, 0x3071)}, /* Ralink 3071 */
110 {USB_DEVICE(0x148F, 0x3072)}, /* Ralink 3072 */
111 {USB_DEVICE(0x0DB0, 0x3820)}, /* Ralink 3070 */
112 {USB_DEVICE(0x0DF6, 0x003E)}, /* Sitecom 3070 */
113 {USB_DEVICE(0x0DF6, 0x0042)}, /* Sitecom 3072 */
114 {USB_DEVICE(0x14B2, 0x3C12)}, /* AL 3070 */
115 {USB_DEVICE(0x18C5, 0x0012)}, /* Corega 3070 */
116 {USB_DEVICE(0x083A, 0x7511)}, /* Arcadyan 3070 */
117 {USB_DEVICE(0x1740, 0x9703)}, /* EnGenius 3070 */
118 {USB_DEVICE(0x1740, 0x9705)}, /* EnGenius 3071 */
119 {USB_DEVICE(0x1740, 0x9706)}, /* EnGenius 3072 */
120 {USB_DEVICE(0x13D3, 0x3273)}, /* AzureWave 3070 */
121 {USB_DEVICE(0x1044, 0x800D)}, /* Gigabyte GN-WB32L 3070 */
122 {USB_DEVICE(0x2019, 0xAB25)}, /* Planex Communications, Inc. RT3070 */
123 {USB_DEVICE(0x07B8, 0x3070)}, /* AboCom 3070 */
124 {USB_DEVICE(0x07B8, 0x3071)}, /* AboCom 3071 */
125 {USB_DEVICE(0x07B8, 0x3072)}, /* Abocom 3072 */
126 {USB_DEVICE(0x7392, 0x7711)}, /* Edimax 3070 */
127 {USB_DEVICE(0x1A32, 0x0304)}, /* Quanta 3070 */
128 {USB_DEVICE(0x1EDA, 0x2310)}, /* AirTies 3070 */
129 {USB_DEVICE(0x07D1, 0x3C0A)}, /* D-Link 3072 */
130 {USB_DEVICE(0x07D1, 0x3C0D)}, /* D-Link 3070 */
131 {USB_DEVICE(0x07D1, 0x3C0E)}, /* D-Link 3070 */
132 {USB_DEVICE(0x07D1, 0x3C0F)}, /* D-Link 3070 */
133 {USB_DEVICE(0x1D4D, 0x000C)}, /* Pegatron Corporation 3070 */
134 {USB_DEVICE(0x1D4D, 0x000E)}, /* Pegatron Corporation 3070 */
135 {USB_DEVICE(0x5A57, 0x5257)}, /* Zinwell 3070 */
136 {USB_DEVICE(0x5A57, 0x0283)}, /* Zinwell 3072 */
137 {USB_DEVICE(0x04BB, 0x0945)}, /* I-O DATA 3072 */
138 {USB_DEVICE(0x203D, 0x1480)}, /* Encore 3070 */
139 #endif /* RT3070 // */
140 {USB_DEVICE(0x0DF6, 0x003F)}, /* Sitecom WL-608 */
141 {USB_DEVICE(0x1737, 0x0077)}, /* Linksys WUSB54GC-EU v3 */
142 {USB_DEVICE(0x2001, 0x3C09)}, /* D-Link */
143 {USB_DEVICE(0x2001, 0x3C0A)}, /* D-Link 3072 */
144 {USB_DEVICE(0x2019, 0xED14)}, /* Planex Communications, Inc. */
145 {} /* Terminating entry */
148 int const rtusb_usb_id_len =
149 sizeof(rtusb_usb_id) / sizeof(struct usb_device_id);
151 MODULE_DEVICE_TABLE(usb, rtusb_usb_id);
153 static void rt2870_disconnect(struct usb_device *dev, struct rt_rtmp_adapter *pAd);
155 static int __devinit rt2870_probe(IN struct usb_interface *intf,
156 IN struct usb_device *usb_dev,
157 IN const struct usb_device_id *dev_id,
158 struct rt_rtmp_adapter **ppAd);
161 #define PF_NOFREEZE 0
164 extern int rt28xx_close(IN struct net_device *net_dev);
165 extern int rt28xx_open(struct net_device *net_dev);
167 static BOOLEAN USBDevConfigInit(IN struct usb_device *dev,
168 IN struct usb_interface *intf,
169 struct rt_rtmp_adapter *pAd);
172 ========================================================================
174 Check the chipset vendor/product ID.
177 _dev_p Point to the PCI or USB device
184 ========================================================================
186 BOOLEAN RT28XXChipsetCheck(IN void *_dev_p)
188 struct usb_interface *intf = (struct usb_interface *)_dev_p;
189 struct usb_device *dev_p = interface_to_usbdev(intf);
192 for (i = 0; i < rtusb_usb_id_len; i++) {
193 if (dev_p->descriptor.idVendor == rtusb_usb_id[i].idVendor &&
194 dev_p->descriptor.idProduct == rtusb_usb_id[i].idProduct) {
195 printk("rt2870: idVendor = 0x%x, idProduct = 0x%x\n",
196 dev_p->descriptor.idVendor,
197 dev_p->descriptor.idProduct);
202 if (i == rtusb_usb_id_len) {
203 printk("rt2870: Error! Device Descriptor not matching!\n");
210 /**************************************************************************/
211 /**************************************************************************/
212 /*tested for kernel 2.6series */
213 /**************************************************************************/
214 /**************************************************************************/
217 static int rt2870_suspend(struct usb_interface *intf, pm_message_t state);
218 static int rt2870_resume(struct usb_interface *intf);
219 #endif /* CONFIG_PM // */
221 static BOOLEAN USBDevConfigInit(IN struct usb_device *dev,
222 IN struct usb_interface *intf,
223 struct rt_rtmp_adapter *pAd)
225 struct usb_host_interface *iface_desc;
226 unsigned long BulkOutIdx;
229 /* get the active interface descriptor */
230 iface_desc = intf->cur_altsetting;
232 /* get # of enpoints */
233 pAd->NumberOfPipes = iface_desc->desc.bNumEndpoints;
234 DBGPRINT(RT_DEBUG_TRACE,
235 ("NumEndpoints=%d\n", iface_desc->desc.bNumEndpoints));
237 /* Configure Pipes */
240 for (i = 0; i < pAd->NumberOfPipes; i++) {
241 if ((iface_desc->endpoint[i].desc.bmAttributes ==
242 USB_ENDPOINT_XFER_BULK) &&
243 ((iface_desc->endpoint[i].desc.bEndpointAddress &
244 USB_ENDPOINT_DIR_MASK) == USB_DIR_IN)) {
246 iface_desc->endpoint[i].desc.bEndpointAddress;
247 pAd->BulkInMaxPacketSize =
248 le2cpu16(iface_desc->endpoint[i].desc.
251 DBGPRINT_RAW(RT_DEBUG_TRACE,
252 ("BULK IN MaxPacketSize = %d\n",
253 pAd->BulkInMaxPacketSize));
254 DBGPRINT_RAW(RT_DEBUG_TRACE,
255 ("EP address = 0x%2x\n",
256 iface_desc->endpoint[i].desc.
259 if ((iface_desc->endpoint[i].desc.bmAttributes ==
260 USB_ENDPOINT_XFER_BULK)
262 ((iface_desc->endpoint[i].desc.
263 bEndpointAddress & USB_ENDPOINT_DIR_MASK) ==
265 /* there are 6 bulk out EP. EP6 highest priority. */
266 /* EP1-4 is EDCA. EP5 is HCCA. */
267 pAd->BulkOutEpAddr[BulkOutIdx++] =
268 iface_desc->endpoint[i].desc.bEndpointAddress;
269 pAd->BulkOutMaxPacketSize =
270 le2cpu16(iface_desc->endpoint[i].desc.
273 DBGPRINT_RAW(RT_DEBUG_TRACE,
274 ("BULK OUT MaxPacketSize = %d\n",
275 pAd->BulkOutMaxPacketSize));
276 DBGPRINT_RAW(RT_DEBUG_TRACE,
277 ("EP address = 0x%2x \n",
278 iface_desc->endpoint[i].desc.
283 if (!(pAd->BulkInEpAddr && pAd->BulkOutEpAddr[0])) {
285 ("%s: Could not find both bulk-in and bulk-out endpoints\n",
290 pAd->config = &dev->config->desc;
291 usb_set_intfdata(intf, pAd);
297 static int __devinit rtusb_probe(struct usb_interface *intf,
298 const struct usb_device_id *id)
300 struct rt_rtmp_adapter *pAd;
301 struct usb_device *dev;
304 dev = interface_to_usbdev(intf);
305 dev = usb_get_dev(dev);
307 rv = rt2870_probe(intf, dev, id, &pAd);
314 static void rtusb_disconnect(struct usb_interface *intf)
316 struct usb_device *dev = interface_to_usbdev(intf);
317 struct rt_rtmp_adapter *pAd;
319 pAd = usb_get_intfdata(intf);
320 usb_set_intfdata(intf, NULL);
322 rt2870_disconnect(dev, pAd);
325 struct usb_driver rtusb_driver = {
327 .probe = rtusb_probe,
328 .disconnect = rtusb_disconnect,
329 .id_table = rtusb_usb_id,
332 suspend:rt2870_suspend,
333 resume:rt2870_resume,
339 void RT2870RejectPendingPackets(struct rt_rtmp_adapter *pAd)
341 /* clear PS packets */
342 /* clear TxSw packets */
345 static int rt2870_suspend(struct usb_interface *intf, pm_message_t state)
347 struct net_device *net_dev;
348 struct rt_rtmp_adapter *pAd = usb_get_intfdata(intf);
350 DBGPRINT(RT_DEBUG_TRACE, ("===> rt2870_suspend()\n"));
351 net_dev = pAd->net_dev;
352 netif_device_detach(net_dev);
354 pAd->PM_FlgSuspend = 1;
355 if (netif_running(net_dev)) {
356 RTUSBCancelPendingBulkInIRP(pAd);
357 RTUSBCancelPendingBulkOutIRP(pAd);
359 DBGPRINT(RT_DEBUG_TRACE, ("<=== rt2870_suspend()\n"));
363 static int rt2870_resume(struct usb_interface *intf)
365 struct net_device *net_dev;
366 struct rt_rtmp_adapter *pAd = usb_get_intfdata(intf);
368 DBGPRINT(RT_DEBUG_TRACE, ("===> rt2870_resume()\n"));
370 pAd->PM_FlgSuspend = 0;
371 net_dev = pAd->net_dev;
372 netif_device_attach(net_dev);
373 netif_start_queue(net_dev);
374 netif_carrier_on(net_dev);
375 netif_wake_queue(net_dev);
377 DBGPRINT(RT_DEBUG_TRACE, ("<=== rt2870_resume()\n"));
380 #endif /* CONFIG_PM // */
382 /* Init driver module */
383 int __init rtusb_init(void)
385 printk("rtusb init --->\n");
386 return usb_register(&rtusb_driver);
389 /* Deinit driver module */
390 void __exit rtusb_exit(void)
392 usb_deregister(&rtusb_driver);
393 printk("<--- rtusb exit\n");
396 module_init(rtusb_init);
397 module_exit(rtusb_exit);
399 /*--------------------------------------------------------------------- */
400 /* function declarations */
401 /*--------------------------------------------------------------------- */
404 ========================================================================
409 *Context the pAd, driver control block pointer
415 ========================================================================
417 int MlmeThread(IN void *Context)
419 struct rt_rtmp_adapter *pAd;
420 struct rt_rtmp_os_task *pTask;
424 pTask = (struct rt_rtmp_os_task *)Context;
425 pAd = (struct rt_rtmp_adapter *)pTask->priv;
427 RtmpOSTaskCustomize(pTask);
429 while (!pTask->task_killed) {
430 #ifdef KTHREAD_SUPPORT
431 RTMP_WAIT_EVENT_INTERRUPTIBLE(pAd, pTask);
433 RTMP_SEM_EVENT_WAIT(&(pTask->taskSema), status);
435 /* unlock the device pointers */
437 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
442 /* lock the device pointers , need to check if required */
443 /*down(&(pAd->usbdev_semaphore)); */
445 if (!pAd->PM_FlgSuspend)
449 /* notify the exit routine that we're actually exiting now
451 * complete()/wait_for_completion() is similar to up()/down(),
452 * except that complete() is safe in the case where the structure
453 * is getting deleted in a parallel mode of execution (i.e. just
454 * after the down() -- that's necessary for the thread-shutdown
457 * complete_and_exit() goes even further than this -- it is safe in
458 * the case that the thread of the caller is going away (not just
459 * the structure) -- this is necessary for the module-remove case.
460 * This is important in preemption kernels, which transfer the flow
461 * of execution immediately upon a complete().
463 DBGPRINT(RT_DEBUG_TRACE, ("<---%s\n", __FUNCTION__));
464 #ifndef KTHREAD_SUPPORT
465 pTask->taskPID = THREAD_PID_INIT_VALUE;
466 complete_and_exit(&pTask->taskComplete, 0);
473 ========================================================================
475 USB command kernel thread.
478 *Context the pAd, driver control block pointer
484 ========================================================================
486 int RTUSBCmdThread(IN void *Context)
488 struct rt_rtmp_adapter *pAd;
489 struct rt_rtmp_os_task *pTask;
493 pTask = (struct rt_rtmp_os_task *)Context;
494 pAd = (struct rt_rtmp_adapter *)pTask->priv;
496 RtmpOSTaskCustomize(pTask);
498 NdisAcquireSpinLock(&pAd->CmdQLock);
499 pAd->CmdQ.CmdQState = RTMP_TASK_STAT_RUNNING;
500 NdisReleaseSpinLock(&pAd->CmdQLock);
502 while (pAd && pAd->CmdQ.CmdQState == RTMP_TASK_STAT_RUNNING) {
503 #ifdef KTHREAD_SUPPORT
504 RTMP_WAIT_EVENT_INTERRUPTIBLE(pAd, pTask);
506 /* lock the device pointers */
507 RTMP_SEM_EVENT_WAIT(&(pTask->taskSema), status);
510 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
515 if (pAd->CmdQ.CmdQState == RTMP_TASK_STAT_STOPED)
518 if (!pAd->PM_FlgSuspend)
522 if (pAd && !pAd->PM_FlgSuspend) { /* Clear the CmdQElements. */
523 struct rt_cmdqelmt *pCmdQElmt = NULL;
525 NdisAcquireSpinLock(&pAd->CmdQLock);
526 pAd->CmdQ.CmdQState = RTMP_TASK_STAT_STOPED;
527 while (pAd->CmdQ.size) {
528 RTUSBDequeueCmd(&pAd->CmdQ, &pCmdQElmt);
530 if (pCmdQElmt->CmdFromNdis == TRUE) {
531 if (pCmdQElmt->buffer != NULL)
534 os_free_mem(pAd, (u8 *)pCmdQElmt);
536 if ((pCmdQElmt->buffer != NULL)
537 && (pCmdQElmt->bufferlength != 0))
540 os_free_mem(pAd, (u8 *)pCmdQElmt);
545 NdisReleaseSpinLock(&pAd->CmdQLock);
547 /* notify the exit routine that we're actually exiting now
549 * complete()/wait_for_completion() is similar to up()/down(),
550 * except that complete() is safe in the case where the structure
551 * is getting deleted in a parallel mode of execution (i.e. just
552 * after the down() -- that's necessary for the thread-shutdown
555 * complete_and_exit() goes even further than this -- it is safe in
556 * the case that the thread of the caller is going away (not just
557 * the structure) -- this is necessary for the module-remove case.
558 * This is important in preemption kernels, which transfer the flow
559 * of execution immediately upon a complete().
561 DBGPRINT(RT_DEBUG_TRACE, ("<---RTUSBCmdThread\n"));
563 #ifndef KTHREAD_SUPPORT
564 pTask->taskPID = THREAD_PID_INIT_VALUE;
565 complete_and_exit(&pTask->taskComplete, 0);
571 void RTUSBWatchDog(struct rt_rtmp_adapter *pAd)
573 struct rt_ht_tx_context *pHTTXContext;
575 unsigned long irqFlags;
577 BOOLEAN needDumpSeq = FALSE;
582 RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue);
583 if ((MACValue & 0xff) != 0) {
584 DBGPRINT(RT_DEBUG_TRACE,
585 ("TX QUEUE 0 Not EMPTY(Value=0x%0x)!\n",
587 RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40012);
588 while ((MACValue & 0xff) != 0 && (idx++ < 10)) {
589 RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue);
592 RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40006);
595 if (pAd->watchDogRxOverFlowCnt >= 2) {
596 DBGPRINT(RT_DEBUG_TRACE,
597 ("Maybe the Rx Bulk-In hanged! Cancel the pending Rx bulks request!\n"));
600 (fRTMP_ADAPTER_RESET_IN_PROGRESS |
601 fRTMP_ADAPTER_BULKIN_RESET |
602 fRTMP_ADAPTER_HALT_IN_PROGRESS |
603 fRTMP_ADAPTER_NIC_NOT_EXIST)))) {
604 DBGPRINT(RT_DEBUG_TRACE,
605 ("Call CMDTHREAD_RESET_BULK_IN to cancel the pending Rx Bulk!\n"));
606 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKIN_RESET);
607 RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_IN,
611 pAd->watchDogRxOverFlowCnt = 0;
614 RTUSBReadMACRegister(pAd, 0x438, &TxRxQ_Pcnt);
616 for (idx = 0; idx < NUM_OF_TX_RING; idx++) {
619 RTMP_IRQ_LOCK(&pAd->BulkOutLock[idx], irqFlags);
620 if ((pAd->BulkOutPending[idx] == TRUE)
621 && pAd->watchDogTxPendingCnt) {
622 int actual_length = 0, transfer_buffer_length = 0;
623 BOOLEAN isDataPacket = FALSE;
624 pAd->watchDogTxPendingCnt[idx]++;
626 if ((pAd->watchDogTxPendingCnt[idx] > 2) &&
629 (fRTMP_ADAPTER_RESET_IN_PROGRESS |
630 fRTMP_ADAPTER_HALT_IN_PROGRESS |
631 fRTMP_ADAPTER_NIC_NOT_EXIST |
632 fRTMP_ADAPTER_BULKOUT_RESET)))
634 /* FIXME: Following code just support single bulk out. If you wanna support multiple bulk out. Modify it! */
636 (struct rt_ht_tx_context *)(&pAd->TxContext[idx]);
637 if (pHTTXContext->IRPPending) { /* Check TxContext. */
638 pUrb = pHTTXContext->pUrb;
640 actual_length = pUrb->actual_length;
641 transfer_buffer_length =
642 pUrb->transfer_buffer_length;
644 } else if (idx == MGMTPIPEIDX) {
645 struct rt_tx_context *pMLMEContext, *pNULLContext,
648 /*Check MgmtContext. */
650 (struct rt_tx_context *)(pAd->MgmtRing.
655 (struct rt_tx_context *)(&pAd->PsPollContext);
657 (struct rt_tx_context *)(&pAd->NullContext);
659 if (pMLMEContext->IRPPending) {
660 ASSERT(pMLMEContext->
662 pUrb = pMLMEContext->pUrb;
663 } else if (pNULLContext->IRPPending) {
664 ASSERT(pNULLContext->
666 pUrb = pNULLContext->pUrb;
667 } else if (pPsPollContext->IRPPending) {
668 ASSERT(pPsPollContext->
670 pUrb = pPsPollContext->pUrb;
674 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx],
677 printk(KERN_INFO "%d:%lu LTL=%d , TL=%d L:%d\n",
678 idx, pAd->watchDogTxPendingCnt[idx],
679 pAd->TransferedLength[idx],
680 actual_length, transfer_buffer_length);
684 && pAd->TransferedLength[idx] ==
686 && pAd->TransferedLength[idx] <
687 transfer_buffer_length
688 && actual_length != 0
689 /* && TxRxQ_Pcnt==0 */
690 && pAd->watchDogTxPendingCnt[idx] >
692 || isDataPacket == FALSE
693 || pAd->watchDogTxPendingCnt[idx] >
695 DBGPRINT(RT_DEBUG_TRACE,
696 ("Maybe the Tx Bulk-Out hanged! Cancel the pending Tx bulks request of idx(%d)!\n",
698 DBGPRINT(RT_DEBUG_TRACE,
699 ("Unlink the pending URB!\n"));
701 RTUSB_UNLINK_URB(pUrb);
702 /* Sleep 200 microseconds to give cancellation time to work */
703 /*RTMPusecDelay(200); */
707 DBGPRINT(RT_DEBUG_ERROR,
708 ("Unknown bulkOut URB maybe hanged!\n"));
711 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx],
715 if (isDataPacket == TRUE)
716 pAd->TransferedLength[idx] = actual_length;
718 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx], irqFlags);
722 /* For Sigma debug, dump the ba_reordering sequence. */
723 if ((needDumpSeq == TRUE) && (pAd->CommonCfg.bDisableReordering == 0)) {
725 struct rt_ba_rec_entry *pBAEntry = NULL;
727 struct reordering_mpdu *mpdu_blk;
729 Idx = pAd->MacTab.Content[BSSID_WCID].BARecWcidArray[0];
731 pBAEntry = &pAd->BATable.BARecEntry[Idx];
732 if ((pBAEntry->list.qlen > 0) && (pBAEntry->list.next != NULL)) {
733 DBGPRINT(RT_DEBUG_TRACE,
734 ("NICUpdateRawCounters():The Queueing pkt in reordering buffer:\n"));
735 NdisAcquireSpinLock(&pBAEntry->RxReRingLock);
736 mpdu_blk = pBAEntry->list.next;
738 DBGPRINT(RT_DEBUG_TRACE,
739 ("\t%d:Seq-%d, bAMSDU-%d!\n", count,
742 mpdu_blk = mpdu_blk->next;
746 DBGPRINT(RT_DEBUG_TRACE,
747 ("\npBAEntry->LastIndSeq=%d!\n",
748 pBAEntry->LastIndSeq));
749 NdisReleaseSpinLock(&pBAEntry->RxReRingLock);
755 ========================================================================
757 Release allocated resources.
760 *dev Point to the PCI or USB device
761 pAd driver control block pointer
767 ========================================================================
769 static void rt2870_disconnect(struct usb_device *dev, struct rt_rtmp_adapter *pAd)
771 DBGPRINT(RT_DEBUG_ERROR,
772 ("rtusb_disconnect: unregister usbnet usb-%s-%s\n",
773 dev->bus->bus_name, dev->devpath));
776 printk("rtusb_disconnect: pAd == NULL!\n");
779 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST);
781 /* for debug, wait to show some messages to /proc system */
784 RtmpPhyNetDevExit(pAd, pAd->net_dev);
786 /* FIXME: Shall we need following delay and flush the schedule?? */
788 flush_scheduled_work();
791 /* free the root net_device */
792 RtmpOSNetDevFree(pAd->net_dev);
794 RtmpRaDevCtrlExit(pAd);
796 /* release a use of the usb device structure */
800 DBGPRINT(RT_DEBUG_ERROR, (" RTUSB disconnect successfully\n"));
803 static int __devinit rt2870_probe(IN struct usb_interface *intf,
804 IN struct usb_device *usb_dev,
805 IN const struct usb_device_id *dev_id,
806 struct rt_rtmp_adapter **ppAd)
808 struct net_device *net_dev = NULL;
809 struct rt_rtmp_adapter *pAd = (struct rt_rtmp_adapter *)NULL;
812 struct rt_rtmp_os_netdev_op_hook netDevHook;
814 DBGPRINT(RT_DEBUG_TRACE, ("===>rt2870_probe()!\n"));
816 /* Check chipset vendor/product ID */
817 /*if (RT28XXChipsetCheck(_dev_p) == FALSE) */
820 /*RtmpDevInit============================================= */
821 /* Allocate struct rt_rtmp_adapter adapter structure */
822 handle = kmalloc(sizeof(struct os_cookie), GFP_KERNEL);
823 if (handle == NULL) {
825 ("rt2870_probe(): Allocate memory for os handle failed!\n");
828 ((struct os_cookie *)handle)->pUsb_Dev = usb_dev;
830 rv = RTMPAllocAdapterBlock(handle, &pAd);
831 if (rv != NDIS_STATUS_SUCCESS) {
835 /*USBDevInit============================================== */
836 if (USBDevConfigInit(usb_dev, intf, pAd) == FALSE)
837 goto err_out_free_radev;
839 RtmpRaDevCtrlInit(pAd, RTMP_DEV_INF_USB);
841 /*NetDevInit============================================== */
842 net_dev = RtmpPhyNetDevInit(pAd, &netDevHook);
844 goto err_out_free_radev;
846 /* Here are the net_device structure with usb specific parameters. */
847 /* for supporting Network Manager.
848 * Set the sysfs physical device reference for the network logical device if set prior to registration will
849 * cause a symlink during initialization.
851 SET_NETDEV_DEV(net_dev, &(usb_dev->dev));
853 pAd->StaCfg.OriDevType = net_dev->type;
855 /*All done, it's time to register the net device to linux kernel. */
856 /* Register this device */
857 status = RtmpOSNetDevAttach(net_dev, &netDevHook);
859 goto err_out_free_netdev;
861 #ifdef KTHREAD_SUPPORT
862 init_waitqueue_head(&pAd->mlmeTask.kthread_q);
863 init_waitqueue_head(&pAd->timerTask.kthread_q);
864 init_waitqueue_head(&pAd->cmdQTask.kthread_q);
869 DBGPRINT(RT_DEBUG_TRACE, ("<===rt2870_probe()!\n"));
873 /* --------------------------- ERROR HANDLE --------------------------- */
875 RtmpOSNetDevFree(net_dev);
878 RTMPFreeAdapter(pAd);