/*
*************************************************************************
* 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(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(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(
IN struct usb_device *dev,
IN PRTMP_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,
IN 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,
IN 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);
UINT32 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 int rtusb_probe (struct usb_interface *intf,
const struct usb_device_id *id);
static void rtusb_disconnect(struct usb_interface *intf);
static BOOLEAN USBDevConfigInit(
IN struct usb_device *dev,
IN struct usb_interface *intf,
IN RTMP_ADAPTER *pAd)
{
struct usb_host_interface *iface_desc;
ULONG BulkOutIdx;
UINT32 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 rtusb_probe (struct usb_interface *intf,
const struct usb_device_id *id)
{
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);
PRTMP_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(
IN PRTMP_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;
PRTMP_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;
PRTMP_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)
{
RTMP_ADAPTER *pAd;
RTMP_OS_TASK *pTask;
int status;
status = 0;
pTask = (RTMP_OS_TASK *)Context;
pAd = (PRTMP_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)
{
RTMP_ADAPTER *pAd;
RTMP_OS_TASK *pTask;
int status;
status = 0;
pTask = (RTMP_OS_TASK *)Context;
pAd = (PRTMP_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.
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, (PUCHAR)pCmdQElmt);
}
else
{
if ((pCmdQElmt->buffer != NULL) && (pCmdQElmt->bufferlength != 0))
os_free_mem(pAd, pCmdQElmt->buffer);
os_free_mem(pAd, (PUCHAR)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(IN RTMP_ADAPTER *pAd)
{
PHT_TX_CONTEXT pHTTXContext;
int idx;
ULONG irqFlags;
PURB pUrb;
BOOLEAN needDumpSeq = FALSE;
UINT32 MACValue;
UINT32 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 = (PHT_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)
{
PTX_CONTEXT pMLMEContext, pNULLContext, pPsPollContext;
//Check MgmtContext.
pMLMEContext = (PTX_CONTEXT)(pAd->MgmtRing.Cell[pAd->MgmtRing.TxDmaIdx].AllocVa);
pPsPollContext = (PTX_CONTEXT)(&pAd->PsPollContext);
pNULLContext = (PTX_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("%d:%d 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, ("Unkonw 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))
{
USHORT Idx;
PBA_REC_ENTRY pBAEntry = NULL;
UCHAR 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, PRTMP_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,
IN RTMP_ADAPTER **ppAd)
{
struct net_device *net_dev = NULL;
RTMP_ADAPTER *pAd = (RTMP_ADAPTER *) NULL;
INT status, rv;
PVOID handle;
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 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;
}
((POS_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;
}