| /* |
| ************************************************************************* |
| * Ralink Tech Inc. |
| * 5F., No.36, Taiyuan St., Jhubei City, |
| * Hsinchu County 302, |
| * Taiwan, R.O.C. |
| * |
| * (c) Copyright 2002-2007, Ralink Technology, Inc. |
| * |
| * This program is free software; you can redistribute it and/or modify * |
| * it under the terms of the GNU General Public License as published by * |
| * the Free Software Foundation; either version 2 of the License, or * |
| * (at your option) any later version. * |
| * * |
| * This program is distributed in the hope that it will be useful, * |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
| * GNU General Public License for more details. * |
| * * |
| * You should have received a copy of the GNU General Public License * |
| * along with this program; if not, write to the * |
| * Free Software Foundation, Inc., * |
| * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
| * * |
| *************************************************************************/ |
| |
| #include "rt_config.h" |
| |
| /* Following information will be show when you run 'modinfo' */ |
| /* *** If you have a solution for the bug in current version of driver, please mail to me. */ |
| /* Otherwise post to forum in ralinktech's web site(www.ralinktech.com) and let all users help you. *** */ |
| MODULE_AUTHOR("Paul Lin <paul_lin@ralinktech.com>"); |
| MODULE_DESCRIPTION("RT2870/RT3070 Wireless Lan Linux Driver"); |
| MODULE_LICENSE("GPL"); |
| #ifdef MODULE_VERSION |
| MODULE_VERSION(STA_DRIVER_VERSION); |
| #endif |
| |
| /* module table */ |
| struct usb_device_id rtusb_usb_id[] = { |
| #ifdef RT2870 |
| {USB_DEVICE(0x148F, 0x2770)}, /* Ralink */ |
| {USB_DEVICE(0x148F, 0x2870)}, /* Ralink */ |
| {USB_DEVICE(0x07B8, 0x2870)}, /* AboCom */ |
| {USB_DEVICE(0x07B8, 0x2770)}, /* AboCom */ |
| {USB_DEVICE(0x0DF6, 0x0039)}, /* Sitecom 2770 */ |
| {USB_DEVICE(0x083A, 0x7512)}, /* Arcadyan 2770 */ |
| {USB_DEVICE(0x0789, 0x0162)}, /* Logitec 2870 */ |
| {USB_DEVICE(0x0789, 0x0163)}, /* Logitec 2870 */ |
| {USB_DEVICE(0x0789, 0x0164)}, /* Logitec 2870 */ |
| {USB_DEVICE(0x177f, 0x0302)}, /* lsusb */ |
| {USB_DEVICE(0x0B05, 0x1731)}, /* Asus */ |
| {USB_DEVICE(0x0B05, 0x1732)}, /* Asus */ |
| {USB_DEVICE(0x0B05, 0x1742)}, /* Asus */ |
| {USB_DEVICE(0x0DF6, 0x0017)}, /* Sitecom */ |
| {USB_DEVICE(0x0DF6, 0x002B)}, /* Sitecom */ |
| {USB_DEVICE(0x0DF6, 0x002C)}, /* Sitecom */ |
| {USB_DEVICE(0x0DF6, 0x002D)}, /* Sitecom */ |
| {USB_DEVICE(0x14B2, 0x3C06)}, /* Conceptronic */ |
| {USB_DEVICE(0x14B2, 0x3C28)}, /* Conceptronic */ |
| {USB_DEVICE(0x2019, 0xED06)}, /* Planex Communications, Inc. */ |
| {USB_DEVICE(0x07D1, 0x3C09)}, /* D-Link */ |
| {USB_DEVICE(0x07D1, 0x3C11)}, /* D-Link */ |
| {USB_DEVICE(0x14B2, 0x3C07)}, /* AL */ |
| {USB_DEVICE(0x050D, 0x8053)}, /* Belkin */ |
| {USB_DEVICE(0x050D, 0x825B)}, /* Belkin */ |
| {USB_DEVICE(0x14B2, 0x3C23)}, /* Airlink */ |
| {USB_DEVICE(0x14B2, 0x3C27)}, /* Airlink */ |
| {USB_DEVICE(0x07AA, 0x002F)}, /* Corega */ |
| {USB_DEVICE(0x07AA, 0x003C)}, /* Corega */ |
| {USB_DEVICE(0x07AA, 0x003F)}, /* Corega */ |
| {USB_DEVICE(0x1044, 0x800B)}, /* Gigabyte */ |
| {USB_DEVICE(0x15A9, 0x0006)}, /* Sparklan */ |
| {USB_DEVICE(0x083A, 0xB522)}, /* SMC */ |
| {USB_DEVICE(0x083A, 0xA618)}, /* SMC */ |
| {USB_DEVICE(0x083A, 0x8522)}, /* Arcadyan */ |
| {USB_DEVICE(0x083A, 0x7522)}, /* Arcadyan */ |
| {USB_DEVICE(0x0CDE, 0x0022)}, /* ZCOM */ |
| {USB_DEVICE(0x0586, 0x3416)}, /* Zyxel */ |
| {USB_DEVICE(0x0CDE, 0x0025)}, /* Zyxel */ |
| {USB_DEVICE(0x1740, 0x9701)}, /* EnGenius */ |
| {USB_DEVICE(0x1740, 0x9702)}, /* EnGenius */ |
| {USB_DEVICE(0x0471, 0x200f)}, /* Philips */ |
| {USB_DEVICE(0x14B2, 0x3C25)}, /* Draytek */ |
| {USB_DEVICE(0x13D3, 0x3247)}, /* AzureWave */ |
| {USB_DEVICE(0x083A, 0x6618)}, /* Accton */ |
| {USB_DEVICE(0x15c5, 0x0008)}, /* Amit */ |
| {USB_DEVICE(0x0E66, 0x0001)}, /* Hawking */ |
| {USB_DEVICE(0x0E66, 0x0003)}, /* Hawking */ |
| {USB_DEVICE(0x129B, 0x1828)}, /* Siemens */ |
| {USB_DEVICE(0x157E, 0x300E)}, /* U-Media */ |
| {USB_DEVICE(0x050d, 0x805c)}, |
| {USB_DEVICE(0x050d, 0x815c)}, |
| {USB_DEVICE(0x1482, 0x3C09)}, /* Abocom */ |
| {USB_DEVICE(0x14B2, 0x3C09)}, /* Alpha */ |
| {USB_DEVICE(0x04E8, 0x2018)}, /* samsung */ |
| {USB_DEVICE(0x5A57, 0x0280)}, /* Zinwell */ |
| {USB_DEVICE(0x5A57, 0x0282)}, /* Zinwell */ |
| {USB_DEVICE(0x7392, 0x7718)}, |
| {USB_DEVICE(0x7392, 0x7717)}, |
| {USB_DEVICE(0x0411, 0x016f)}, /* MelCo.,Inc. WLI-UC-G301N */ |
| {USB_DEVICE(0x1737, 0x0070)}, /* Linksys WUSB100 */ |
| {USB_DEVICE(0x1737, 0x0071)}, /* Linksys WUSB600N */ |
| {USB_DEVICE(0x0411, 0x00e8)}, /* Buffalo WLI-UC-G300N */ |
| {USB_DEVICE(0x050d, 0x815c)}, /* Belkin F5D8053 */ |
| #endif /* RT2870 // */ |
| #ifdef RT3070 |
| {USB_DEVICE(0x148F, 0x3070)}, /* Ralink 3070 */ |
| {USB_DEVICE(0x148F, 0x3071)}, /* Ralink 3071 */ |
| {USB_DEVICE(0x148F, 0x3072)}, /* Ralink 3072 */ |
| {USB_DEVICE(0x0DB0, 0x3820)}, /* Ralink 3070 */ |
| {USB_DEVICE(0x0DF6, 0x003E)}, /* Sitecom 3070 */ |
| {USB_DEVICE(0x0DF6, 0x0042)}, /* Sitecom 3072 */ |
| {USB_DEVICE(0x14B2, 0x3C12)}, /* AL 3070 */ |
| {USB_DEVICE(0x18C5, 0x0012)}, /* Corega 3070 */ |
| {USB_DEVICE(0x083A, 0x7511)}, /* Arcadyan 3070 */ |
| {USB_DEVICE(0x1740, 0x9703)}, /* EnGenius 3070 */ |
| {USB_DEVICE(0x1740, 0x9705)}, /* EnGenius 3071 */ |
| {USB_DEVICE(0x1740, 0x9706)}, /* EnGenius 3072 */ |
| {USB_DEVICE(0x13D3, 0x3273)}, /* AzureWave 3070 */ |
| {USB_DEVICE(0x1044, 0x800D)}, /* Gigabyte GN-WB32L 3070 */ |
| {USB_DEVICE(0x2019, 0xAB25)}, /* Planex Communications, Inc. RT3070 */ |
| {USB_DEVICE(0x07B8, 0x3070)}, /* AboCom 3070 */ |
| {USB_DEVICE(0x07B8, 0x3071)}, /* AboCom 3071 */ |
| {USB_DEVICE(0x07B8, 0x3072)}, /* Abocom 3072 */ |
| {USB_DEVICE(0x7392, 0x7711)}, /* Edimax 3070 */ |
| {USB_DEVICE(0x1A32, 0x0304)}, /* Quanta 3070 */ |
| {USB_DEVICE(0x1EDA, 0x2310)}, /* AirTies 3070 */ |
| {USB_DEVICE(0x07D1, 0x3C0A)}, /* D-Link 3072 */ |
| {USB_DEVICE(0x07D1, 0x3C0D)}, /* D-Link 3070 */ |
| {USB_DEVICE(0x07D1, 0x3C0E)}, /* D-Link 3070 */ |
| {USB_DEVICE(0x07D1, 0x3C0F)}, /* D-Link 3070 */ |
| {USB_DEVICE(0x1D4D, 0x000C)}, /* Pegatron Corporation 3070 */ |
| {USB_DEVICE(0x1D4D, 0x000E)}, /* Pegatron Corporation 3070 */ |
| {USB_DEVICE(0x5A57, 0x5257)}, /* Zinwell 3070 */ |
| {USB_DEVICE(0x5A57, 0x0283)}, /* Zinwell 3072 */ |
| {USB_DEVICE(0x04BB, 0x0945)}, /* I-O DATA 3072 */ |
| {USB_DEVICE(0x203D, 0x1480)}, /* Encore 3070 */ |
| #endif /* RT3070 // */ |
| {USB_DEVICE(0x0DF6, 0x003F)}, /* Sitecom WL-608 */ |
| {USB_DEVICE(0x1737, 0x0077)}, /* Linksys WUSB54GC-EU v3 */ |
| {USB_DEVICE(0x2001, 0x3C09)}, /* D-Link */ |
| {USB_DEVICE(0x2001, 0x3C0A)}, /* D-Link 3072 */ |
| {USB_DEVICE(0x2019, 0xED14)}, /* Planex Communications, Inc. */ |
| {} /* Terminating entry */ |
| }; |
| |
| int const rtusb_usb_id_len = |
| sizeof(rtusb_usb_id) / sizeof(struct usb_device_id); |
| |
| MODULE_DEVICE_TABLE(usb, rtusb_usb_id); |
| |
| static void rt2870_disconnect(struct usb_device *dev, struct rt_rtmp_adapter *pAd); |
| |
| static int __devinit rt2870_probe(IN struct usb_interface *intf, |
| IN struct usb_device *usb_dev, |
| IN const struct usb_device_id *dev_id, |
| struct rt_rtmp_adapter **ppAd); |
| |
| #ifndef PF_NOFREEZE |
| #define PF_NOFREEZE 0 |
| #endif |
| |
| extern int rt28xx_close(IN struct net_device *net_dev); |
| extern int rt28xx_open(struct net_device *net_dev); |
| |
| static BOOLEAN USBDevConfigInit(IN struct usb_device *dev, |
| IN struct usb_interface *intf, |
| struct rt_rtmp_adapter *pAd); |
| |
| /* |
| ======================================================================== |
| Routine Description: |
| Check the chipset vendor/product ID. |
| |
| Arguments: |
| _dev_p Point to the PCI or USB device |
| |
| Return Value: |
| TRUE Check ok |
| FALSE Check fail |
| |
| Note: |
| ======================================================================== |
| */ |
| BOOLEAN RT28XXChipsetCheck(IN void *_dev_p) |
| { |
| struct usb_interface *intf = (struct usb_interface *)_dev_p; |
| struct usb_device *dev_p = interface_to_usbdev(intf); |
| u32 i; |
| |
| for (i = 0; i < rtusb_usb_id_len; i++) { |
| if (dev_p->descriptor.idVendor == rtusb_usb_id[i].idVendor && |
| dev_p->descriptor.idProduct == rtusb_usb_id[i].idProduct) { |
| printk("rt2870: idVendor = 0x%x, idProduct = 0x%x\n", |
| dev_p->descriptor.idVendor, |
| dev_p->descriptor.idProduct); |
| break; |
| } |
| } |
| |
| if (i == rtusb_usb_id_len) { |
| printk("rt2870: Error! Device Descriptor not matching!\n"); |
| return FALSE; |
| } |
| |
| return TRUE; |
| } |
| |
| /**************************************************************************/ |
| /**************************************************************************/ |
| /*tested for kernel 2.6series */ |
| /**************************************************************************/ |
| /**************************************************************************/ |
| |
| #ifdef CONFIG_PM |
| static int rt2870_suspend(struct usb_interface *intf, pm_message_t state); |
| static int rt2870_resume(struct usb_interface *intf); |
| #endif /* CONFIG_PM // */ |
| |
| static BOOLEAN USBDevConfigInit(IN struct usb_device *dev, |
| IN struct usb_interface *intf, |
| struct rt_rtmp_adapter *pAd) |
| { |
| struct usb_host_interface *iface_desc; |
| unsigned long BulkOutIdx; |
| u32 i; |
| |
| /* get the active interface descriptor */ |
| iface_desc = intf->cur_altsetting; |
| |
| /* get # of enpoints */ |
| pAd->NumberOfPipes = iface_desc->desc.bNumEndpoints; |
| DBGPRINT(RT_DEBUG_TRACE, |
| ("NumEndpoints=%d\n", iface_desc->desc.bNumEndpoints)); |
| |
| /* Configure Pipes */ |
| BulkOutIdx = 0; |
| |
| for (i = 0; i < pAd->NumberOfPipes; i++) { |
| if ((iface_desc->endpoint[i].desc.bmAttributes == |
| USB_ENDPOINT_XFER_BULK) && |
| ((iface_desc->endpoint[i].desc.bEndpointAddress & |
| USB_ENDPOINT_DIR_MASK) == USB_DIR_IN)) { |
| pAd->BulkInEpAddr = |
| iface_desc->endpoint[i].desc.bEndpointAddress; |
| pAd->BulkInMaxPacketSize = |
| le2cpu16(iface_desc->endpoint[i].desc. |
| wMaxPacketSize); |
| |
| DBGPRINT_RAW(RT_DEBUG_TRACE, |
| ("BULK IN MaxPacketSize = %d\n", |
| pAd->BulkInMaxPacketSize)); |
| DBGPRINT_RAW(RT_DEBUG_TRACE, |
| ("EP address = 0x%2x\n", |
| iface_desc->endpoint[i].desc. |
| bEndpointAddress)); |
| } else |
| if ((iface_desc->endpoint[i].desc.bmAttributes == |
| USB_ENDPOINT_XFER_BULK) |
| && |
| ((iface_desc->endpoint[i].desc. |
| bEndpointAddress & USB_ENDPOINT_DIR_MASK) == |
| USB_DIR_OUT)) { |
| /* there are 6 bulk out EP. EP6 highest priority. */ |
| /* EP1-4 is EDCA. EP5 is HCCA. */ |
| pAd->BulkOutEpAddr[BulkOutIdx++] = |
| iface_desc->endpoint[i].desc.bEndpointAddress; |
| pAd->BulkOutMaxPacketSize = |
| le2cpu16(iface_desc->endpoint[i].desc. |
| wMaxPacketSize); |
| |
| DBGPRINT_RAW(RT_DEBUG_TRACE, |
| ("BULK OUT MaxPacketSize = %d\n", |
| pAd->BulkOutMaxPacketSize)); |
| DBGPRINT_RAW(RT_DEBUG_TRACE, |
| ("EP address = 0x%2x \n", |
| iface_desc->endpoint[i].desc. |
| bEndpointAddress)); |
| } |
| } |
| |
| if (!(pAd->BulkInEpAddr && pAd->BulkOutEpAddr[0])) { |
| printk |
| ("%s: Could not find both bulk-in and bulk-out endpoints\n", |
| __FUNCTION__); |
| return FALSE; |
| } |
| |
| pAd->config = &dev->config->desc; |
| usb_set_intfdata(intf, pAd); |
| |
| return TRUE; |
| |
| } |
| |
| static int __devinit rtusb_probe(struct usb_interface *intf, |
| const struct usb_device_id *id) |
| { |
| struct rt_rtmp_adapter *pAd; |
| struct usb_device *dev; |
| int rv; |
| |
| dev = interface_to_usbdev(intf); |
| dev = usb_get_dev(dev); |
| |
| rv = rt2870_probe(intf, dev, id, &pAd); |
| if (rv != 0) |
| usb_put_dev(dev); |
| |
| return rv; |
| } |
| |
| static void rtusb_disconnect(struct usb_interface *intf) |
| { |
| struct usb_device *dev = interface_to_usbdev(intf); |
| struct rt_rtmp_adapter *pAd; |
| |
| pAd = usb_get_intfdata(intf); |
| usb_set_intfdata(intf, NULL); |
| |
| rt2870_disconnect(dev, pAd); |
| } |
| |
| struct usb_driver rtusb_driver = { |
| .name = "rt2870", |
| .probe = rtusb_probe, |
| .disconnect = rtusb_disconnect, |
| .id_table = rtusb_usb_id, |
| |
| #ifdef CONFIG_PM |
| suspend:rt2870_suspend, |
| resume:rt2870_resume, |
| #endif |
| }; |
| |
| #ifdef CONFIG_PM |
| |
| void RT2870RejectPendingPackets(struct rt_rtmp_adapter *pAd) |
| { |
| /* clear PS packets */ |
| /* clear TxSw packets */ |
| } |
| |
| static int rt2870_suspend(struct usb_interface *intf, pm_message_t state) |
| { |
| struct net_device *net_dev; |
| struct rt_rtmp_adapter *pAd = usb_get_intfdata(intf); |
| |
| DBGPRINT(RT_DEBUG_TRACE, ("===> rt2870_suspend()\n")); |
| net_dev = pAd->net_dev; |
| netif_device_detach(net_dev); |
| |
| pAd->PM_FlgSuspend = 1; |
| if (netif_running(net_dev)) { |
| RTUSBCancelPendingBulkInIRP(pAd); |
| RTUSBCancelPendingBulkOutIRP(pAd); |
| } |
| DBGPRINT(RT_DEBUG_TRACE, ("<=== rt2870_suspend()\n")); |
| return 0; |
| } |
| |
| static int rt2870_resume(struct usb_interface *intf) |
| { |
| struct net_device *net_dev; |
| struct rt_rtmp_adapter *pAd = usb_get_intfdata(intf); |
| |
| DBGPRINT(RT_DEBUG_TRACE, ("===> rt2870_resume()\n")); |
| |
| pAd->PM_FlgSuspend = 0; |
| net_dev = pAd->net_dev; |
| netif_device_attach(net_dev); |
| netif_start_queue(net_dev); |
| netif_carrier_on(net_dev); |
| netif_wake_queue(net_dev); |
| |
| DBGPRINT(RT_DEBUG_TRACE, ("<=== rt2870_resume()\n")); |
| return 0; |
| } |
| #endif /* CONFIG_PM // */ |
| |
| /* Init driver module */ |
| int __init rtusb_init(void) |
| { |
| printk("rtusb init --->\n"); |
| return usb_register(&rtusb_driver); |
| } |
| |
| /* Deinit driver module */ |
| void __exit rtusb_exit(void) |
| { |
| usb_deregister(&rtusb_driver); |
| printk("<--- rtusb exit\n"); |
| } |
| |
| module_init(rtusb_init); |
| module_exit(rtusb_exit); |
| |
| /*--------------------------------------------------------------------- */ |
| /* function declarations */ |
| /*--------------------------------------------------------------------- */ |
| |
| /* |
| ======================================================================== |
| Routine Description: |
| MLME kernel thread. |
| |
| Arguments: |
| *Context the pAd, driver control block pointer |
| |
| Return Value: |
| 0 close the thread |
| |
| Note: |
| ======================================================================== |
| */ |
| int MlmeThread(IN void *Context) |
| { |
| struct rt_rtmp_adapter *pAd; |
| struct rt_rtmp_os_task *pTask; |
| int status; |
| status = 0; |
| |
| pTask = (struct rt_rtmp_os_task *)Context; |
| pAd = (struct rt_rtmp_adapter *)pTask->priv; |
| |
| RtmpOSTaskCustomize(pTask); |
| |
| while (!pTask->task_killed) { |
| #ifdef KTHREAD_SUPPORT |
| RTMP_WAIT_EVENT_INTERRUPTIBLE(pAd, pTask); |
| #else |
| RTMP_SEM_EVENT_WAIT(&(pTask->taskSema), status); |
| |
| /* unlock the device pointers */ |
| if (status != 0) { |
| RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS); |
| break; |
| } |
| #endif |
| |
| /* lock the device pointers , need to check if required */ |
| /*down(&(pAd->usbdev_semaphore)); */ |
| |
| if (!pAd->PM_FlgSuspend) |
| MlmeHandler(pAd); |
| } |
| |
| /* notify the exit routine that we're actually exiting now |
| * |
| * complete()/wait_for_completion() is similar to up()/down(), |
| * except that complete() is safe in the case where the structure |
| * is getting deleted in a parallel mode of execution (i.e. just |
| * after the down() -- that's necessary for the thread-shutdown |
| * case. |
| * |
| * complete_and_exit() goes even further than this -- it is safe in |
| * the case that the thread of the caller is going away (not just |
| * the structure) -- this is necessary for the module-remove case. |
| * This is important in preemption kernels, which transfer the flow |
| * of execution immediately upon a complete(). |
| */ |
| DBGPRINT(RT_DEBUG_TRACE, ("<---%s\n", __FUNCTION__)); |
| #ifndef KTHREAD_SUPPORT |
| pTask->taskPID = THREAD_PID_INIT_VALUE; |
| complete_and_exit(&pTask->taskComplete, 0); |
| #endif |
| return 0; |
| |
| } |
| |
| /* |
| ======================================================================== |
| Routine Description: |
| USB command kernel thread. |
| |
| Arguments: |
| *Context the pAd, driver control block pointer |
| |
| Return Value: |
| 0 close the thread |
| |
| Note: |
| ======================================================================== |
| */ |
| int RTUSBCmdThread(IN void *Context) |
| { |
| struct rt_rtmp_adapter *pAd; |
| struct rt_rtmp_os_task *pTask; |
| int status; |
| status = 0; |
| |
| pTask = (struct rt_rtmp_os_task *)Context; |
| pAd = (struct rt_rtmp_adapter *)pTask->priv; |
| |
| RtmpOSTaskCustomize(pTask); |
| |
| NdisAcquireSpinLock(&pAd->CmdQLock); |
| pAd->CmdQ.CmdQState = RTMP_TASK_STAT_RUNNING; |
| NdisReleaseSpinLock(&pAd->CmdQLock); |
| |
| while (pAd && pAd->CmdQ.CmdQState == RTMP_TASK_STAT_RUNNING) { |
| #ifdef KTHREAD_SUPPORT |
| RTMP_WAIT_EVENT_INTERRUPTIBLE(pAd, pTask); |
| #else |
| /* lock the device pointers */ |
| RTMP_SEM_EVENT_WAIT(&(pTask->taskSema), status); |
| |
| if (status != 0) { |
| RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS); |
| break; |
| } |
| #endif |
| |
| if (pAd->CmdQ.CmdQState == RTMP_TASK_STAT_STOPED) |
| break; |
| |
| if (!pAd->PM_FlgSuspend) |
| CMDHandler(pAd); |
| } |
| |
| if (pAd && !pAd->PM_FlgSuspend) { /* Clear the CmdQElements. */ |
| struct rt_cmdqelmt *pCmdQElmt = NULL; |
| |
| NdisAcquireSpinLock(&pAd->CmdQLock); |
| pAd->CmdQ.CmdQState = RTMP_TASK_STAT_STOPED; |
| while (pAd->CmdQ.size) { |
| RTUSBDequeueCmd(&pAd->CmdQ, &pCmdQElmt); |
| if (pCmdQElmt) { |
| if (pCmdQElmt->CmdFromNdis == TRUE) { |
| if (pCmdQElmt->buffer != NULL) |
| os_free_mem(pAd, |
| pCmdQElmt->buffer); |
| os_free_mem(pAd, (u8 *)pCmdQElmt); |
| } else { |
| if ((pCmdQElmt->buffer != NULL) |
| && (pCmdQElmt->bufferlength != 0)) |
| os_free_mem(pAd, |
| pCmdQElmt->buffer); |
| os_free_mem(pAd, (u8 *)pCmdQElmt); |
| } |
| } |
| } |
| |
| NdisReleaseSpinLock(&pAd->CmdQLock); |
| } |
| /* notify the exit routine that we're actually exiting now |
| * |
| * complete()/wait_for_completion() is similar to up()/down(), |
| * except that complete() is safe in the case where the structure |
| * is getting deleted in a parallel mode of execution (i.e. just |
| * after the down() -- that's necessary for the thread-shutdown |
| * case. |
| * |
| * complete_and_exit() goes even further than this -- it is safe in |
| * the case that the thread of the caller is going away (not just |
| * the structure) -- this is necessary for the module-remove case. |
| * This is important in preemption kernels, which transfer the flow |
| * of execution immediately upon a complete(). |
| */ |
| DBGPRINT(RT_DEBUG_TRACE, ("<---RTUSBCmdThread\n")); |
| |
| #ifndef KTHREAD_SUPPORT |
| pTask->taskPID = THREAD_PID_INIT_VALUE; |
| complete_and_exit(&pTask->taskComplete, 0); |
| #endif |
| return 0; |
| |
| } |
| |
| void RTUSBWatchDog(struct rt_rtmp_adapter *pAd) |
| { |
| struct rt_ht_tx_context *pHTTXContext; |
| int idx; |
| unsigned long irqFlags; |
| PURB pUrb; |
| BOOLEAN needDumpSeq = FALSE; |
| u32 MACValue; |
| u32 TxRxQ_Pcnt; |
| |
| idx = 0; |
| RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue); |
| if ((MACValue & 0xff) != 0) { |
| DBGPRINT(RT_DEBUG_TRACE, |
| ("TX QUEUE 0 Not EMPTY(Value=0x%0x)!\n", |
| MACValue)); |
| RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40012); |
| while ((MACValue & 0xff) != 0 && (idx++ < 10)) { |
| RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue); |
| RTMPusecDelay(1); |
| } |
| RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40006); |
| } |
| |
| if (pAd->watchDogRxOverFlowCnt >= 2) { |
| DBGPRINT(RT_DEBUG_TRACE, |
| ("Maybe the Rx Bulk-In hanged! Cancel the pending Rx bulks request!\n")); |
| if ((!RTMP_TEST_FLAG |
| (pAd, |
| (fRTMP_ADAPTER_RESET_IN_PROGRESS | |
| fRTMP_ADAPTER_BULKIN_RESET | |
| fRTMP_ADAPTER_HALT_IN_PROGRESS | |
| fRTMP_ADAPTER_NIC_NOT_EXIST)))) { |
| DBGPRINT(RT_DEBUG_TRACE, |
| ("Call CMDTHREAD_RESET_BULK_IN to cancel the pending Rx Bulk!\n")); |
| RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKIN_RESET); |
| RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_IN, |
| NULL, 0); |
| needDumpSeq = TRUE; |
| } |
| pAd->watchDogRxOverFlowCnt = 0; |
| } |
| |
| RTUSBReadMACRegister(pAd, 0x438, &TxRxQ_Pcnt); |
| |
| for (idx = 0; idx < NUM_OF_TX_RING; idx++) { |
| pUrb = NULL; |
| |
| RTMP_IRQ_LOCK(&pAd->BulkOutLock[idx], irqFlags); |
| if ((pAd->BulkOutPending[idx] == TRUE) |
| && pAd->watchDogTxPendingCnt) { |
| int actual_length = 0, transfer_buffer_length = 0; |
| BOOLEAN isDataPacket = FALSE; |
| pAd->watchDogTxPendingCnt[idx]++; |
| |
| if ((pAd->watchDogTxPendingCnt[idx] > 2) && |
| (!RTMP_TEST_FLAG |
| (pAd, |
| (fRTMP_ADAPTER_RESET_IN_PROGRESS | |
| fRTMP_ADAPTER_HALT_IN_PROGRESS | |
| fRTMP_ADAPTER_NIC_NOT_EXIST | |
| fRTMP_ADAPTER_BULKOUT_RESET))) |
| ) { |
| /* FIXME: Following code just support single bulk out. If you wanna support multiple bulk out. Modify it! */ |
| pHTTXContext = |
| (struct rt_ht_tx_context *)(&pAd->TxContext[idx]); |
| if (pHTTXContext->IRPPending) { /* Check TxContext. */ |
| pUrb = pHTTXContext->pUrb; |
| |
| actual_length = pUrb->actual_length; |
| transfer_buffer_length = |
| pUrb->transfer_buffer_length; |
| isDataPacket = TRUE; |
| } else if (idx == MGMTPIPEIDX) { |
| struct rt_tx_context *pMLMEContext, *pNULLContext, |
| *pPsPollContext; |
| |
| /*Check MgmtContext. */ |
| pMLMEContext = |
| (struct rt_tx_context *)(pAd->MgmtRing. |
| Cell[pAd->MgmtRing. |
| TxDmaIdx]. |
| AllocVa); |
| pPsPollContext = |
| (struct rt_tx_context *)(&pAd->PsPollContext); |
| pNULLContext = |
| (struct rt_tx_context *)(&pAd->NullContext); |
| |
| if (pMLMEContext->IRPPending) { |
| ASSERT(pMLMEContext-> |
| IRPPending); |
| pUrb = pMLMEContext->pUrb; |
| } else if (pNULLContext->IRPPending) { |
| ASSERT(pNULLContext-> |
| IRPPending); |
| pUrb = pNULLContext->pUrb; |
| } else if (pPsPollContext->IRPPending) { |
| ASSERT(pPsPollContext-> |
| IRPPending); |
| pUrb = pPsPollContext->pUrb; |
| } |
| } |
| |
| RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx], |
| irqFlags); |
| |
| printk(KERN_INFO "%d:%lu LTL=%d , TL=%d L:%d\n", |
| idx, pAd->watchDogTxPendingCnt[idx], |
| pAd->TransferedLength[idx], |
| actual_length, transfer_buffer_length); |
| |
| if (pUrb) { |
| if ((isDataPacket |
| && pAd->TransferedLength[idx] == |
| actual_length |
| && pAd->TransferedLength[idx] < |
| transfer_buffer_length |
| && actual_length != 0 |
| /* && TxRxQ_Pcnt==0 */ |
| && pAd->watchDogTxPendingCnt[idx] > |
| 3) |
| || isDataPacket == FALSE |
| || pAd->watchDogTxPendingCnt[idx] > |
| 6) { |
| DBGPRINT(RT_DEBUG_TRACE, |
| ("Maybe the Tx Bulk-Out hanged! Cancel the pending Tx bulks request of idx(%d)!\n", |
| idx)); |
| DBGPRINT(RT_DEBUG_TRACE, |
| ("Unlink the pending URB!\n")); |
| /* unlink it now */ |
| RTUSB_UNLINK_URB(pUrb); |
| /* Sleep 200 microseconds to give cancellation time to work */ |
| /*RTMPusecDelay(200); */ |
| needDumpSeq = TRUE; |
| } |
| } else { |
| DBGPRINT(RT_DEBUG_ERROR, |
| ("Unknown bulkOut URB maybe hanged!\n")); |
| } |
| } else { |
| RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx], |
| irqFlags); |
| } |
| |
| if (isDataPacket == TRUE) |
| pAd->TransferedLength[idx] = actual_length; |
| } else { |
| RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx], irqFlags); |
| } |
| } |
| |
| /* For Sigma debug, dump the ba_reordering sequence. */ |
| if ((needDumpSeq == TRUE) && (pAd->CommonCfg.bDisableReordering == 0)) { |
| u16 Idx; |
| struct rt_ba_rec_entry *pBAEntry = NULL; |
| u8 count = 0; |
| struct reordering_mpdu *mpdu_blk; |
| |
| Idx = pAd->MacTab.Content[BSSID_WCID].BARecWcidArray[0]; |
| |
| pBAEntry = &pAd->BATable.BARecEntry[Idx]; |
| if ((pBAEntry->list.qlen > 0) && (pBAEntry->list.next != NULL)) { |
| DBGPRINT(RT_DEBUG_TRACE, |
| ("NICUpdateRawCounters():The Queueing pkt in reordering buffer:\n")); |
| NdisAcquireSpinLock(&pBAEntry->RxReRingLock); |
| mpdu_blk = pBAEntry->list.next; |
| while (mpdu_blk) { |
| DBGPRINT(RT_DEBUG_TRACE, |
| ("\t%d:Seq-%d, bAMSDU-%d!\n", count, |
| mpdu_blk->Sequence, |
| mpdu_blk->bAMSDU)); |
| mpdu_blk = mpdu_blk->next; |
| count++; |
| } |
| |
| DBGPRINT(RT_DEBUG_TRACE, |
| ("\npBAEntry->LastIndSeq=%d!\n", |
| pBAEntry->LastIndSeq)); |
| NdisReleaseSpinLock(&pBAEntry->RxReRingLock); |
| } |
| } |
| } |
| |
| /* |
| ======================================================================== |
| Routine Description: |
| Release allocated resources. |
| |
| Arguments: |
| *dev Point to the PCI or USB device |
| pAd driver control block pointer |
| |
| Return Value: |
| None |
| |
| Note: |
| ======================================================================== |
| */ |
| static void rt2870_disconnect(struct usb_device *dev, struct rt_rtmp_adapter *pAd) |
| { |
| DBGPRINT(RT_DEBUG_ERROR, |
| ("rtusb_disconnect: unregister usbnet usb-%s-%s\n", |
| dev->bus->bus_name, dev->devpath)); |
| if (!pAd) { |
| usb_put_dev(dev); |
| printk("rtusb_disconnect: pAd == NULL!\n"); |
| return; |
| } |
| RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST); |
| |
| /* for debug, wait to show some messages to /proc system */ |
| udelay(1); |
| |
| RtmpPhyNetDevExit(pAd, pAd->net_dev); |
| |
| /* FIXME: Shall we need following delay and flush the schedule?? */ |
| udelay(1); |
| flush_scheduled_work(); |
| udelay(1); |
| |
| /* free the root net_device */ |
| RtmpOSNetDevFree(pAd->net_dev); |
| |
| RtmpRaDevCtrlExit(pAd); |
| |
| /* release a use of the usb device structure */ |
| usb_put_dev(dev); |
| udelay(1); |
| |
| DBGPRINT(RT_DEBUG_ERROR, (" RTUSB disconnect successfully\n")); |
| } |
| |
| static int __devinit rt2870_probe(IN struct usb_interface *intf, |
| IN struct usb_device *usb_dev, |
| IN const struct usb_device_id *dev_id, |
| struct rt_rtmp_adapter **ppAd) |
| { |
| struct net_device *net_dev = NULL; |
| struct rt_rtmp_adapter *pAd = (struct rt_rtmp_adapter *)NULL; |
| int status, rv; |
| void *handle; |
| struct rt_rtmp_os_netdev_op_hook netDevHook; |
| |
| DBGPRINT(RT_DEBUG_TRACE, ("===>rt2870_probe()!\n")); |
| |
| /* Check chipset vendor/product ID */ |
| /*if (RT28XXChipsetCheck(_dev_p) == FALSE) */ |
| /* goto err_out; */ |
| |
| /*RtmpDevInit============================================= */ |
| /* Allocate struct rt_rtmp_adapter adapter structure */ |
| handle = kmalloc(sizeof(struct os_cookie), GFP_KERNEL); |
| if (handle == NULL) { |
| printk |
| ("rt2870_probe(): Allocate memory for os handle failed!\n"); |
| return -ENOMEM; |
| } |
| ((struct os_cookie *)handle)->pUsb_Dev = usb_dev; |
| |
| rv = RTMPAllocAdapterBlock(handle, &pAd); |
| if (rv != NDIS_STATUS_SUCCESS) { |
| kfree(handle); |
| goto err_out; |
| } |
| /*USBDevInit============================================== */ |
| if (USBDevConfigInit(usb_dev, intf, pAd) == FALSE) |
| goto err_out_free_radev; |
| |
| RtmpRaDevCtrlInit(pAd, RTMP_DEV_INF_USB); |
| |
| /*NetDevInit============================================== */ |
| net_dev = RtmpPhyNetDevInit(pAd, &netDevHook); |
| if (net_dev == NULL) |
| goto err_out_free_radev; |
| |
| /* Here are the net_device structure with usb specific parameters. */ |
| /* for supporting Network Manager. |
| * Set the sysfs physical device reference for the network logical device if set prior to registration will |
| * cause a symlink during initialization. |
| */ |
| SET_NETDEV_DEV(net_dev, &(usb_dev->dev)); |
| |
| pAd->StaCfg.OriDevType = net_dev->type; |
| |
| /*All done, it's time to register the net device to linux kernel. */ |
| /* Register this device */ |
| status = RtmpOSNetDevAttach(net_dev, &netDevHook); |
| if (status != 0) |
| goto err_out_free_netdev; |
| |
| #ifdef KTHREAD_SUPPORT |
| init_waitqueue_head(&pAd->mlmeTask.kthread_q); |
| init_waitqueue_head(&pAd->timerTask.kthread_q); |
| init_waitqueue_head(&pAd->cmdQTask.kthread_q); |
| #endif |
| |
| *ppAd = pAd; |
| |
| DBGPRINT(RT_DEBUG_TRACE, ("<===rt2870_probe()!\n")); |
| |
| return 0; |
| |
| /* --------------------------- ERROR HANDLE --------------------------- */ |
| err_out_free_netdev: |
| RtmpOSNetDevFree(net_dev); |
| |
| err_out_free_radev: |
| RTMPFreeAdapter(pAd); |
| |
| err_out: |
| *ppAd = NULL; |
| |
| return -1; |
| |
| } |