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android-review.linaro.org / kernel / hikey-linaro / 22eb5aa6c7940861f9603581665b9d9a1c60be30 / . / drivers / staging / rt2860 / rt_main_dev.c
blob: cf17bcdd7333ec8e808d38a935c62c84ca2ae759 [file] [log] [blame]
/*
*************************************************************************
* 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. *
* *
*************************************************************************
Module Name:
rt_main_dev.c
Abstract:
Create and register network interface.
Revision History:
Who When What
-------- ---------- ----------------------------------------------
Sample Mar/21/07 Merge RT2870 and RT2860 drivers.
*/
#include "rt_config.h"
#define FORTY_MHZ_INTOLERANT_INTERVAL (60*1000) // 1 min
#ifdef MULTIPLE_CARD_SUPPORT
// record whether the card in the card list is used in the card file
UINT8 MC_CardUsed[MAX_NUM_OF_MULTIPLE_CARD];
// record used card mac address in the card list
static UINT8 MC_CardMac[MAX_NUM_OF_MULTIPLE_CARD][6];
#endif // MULTIPLE_CARD_SUPPORT //
#ifdef CONFIG_APSTA_MIXED_SUPPORT
UINT32 CW_MAX_IN_BITS;
#endif // CONFIG_APSTA_MIXED_SUPPORT //
/*---------------------------------------------------------------------*/
/* Private Variables Used */
/*---------------------------------------------------------------------*/
//static RALINK_TIMER_STRUCT PeriodicTimer;
char *mac = ""; // default 00:00:00:00:00:00
char *hostname = ""; // default CMPC
module_param (mac, charp, 0);
MODULE_PARM_DESC (mac, "rt28xx: wireless mac addr");
/*---------------------------------------------------------------------*/
/* Prototypes of Functions Used */
/*---------------------------------------------------------------------*/
#ifdef DOT11_N_SUPPORT
extern BOOLEAN ba_reordering_resource_init(PRTMP_ADAPTER pAd, int num);
extern void ba_reordering_resource_release(PRTMP_ADAPTER pAd);
#endif // DOT11_N_SUPPORT //
extern NDIS_STATUS NICLoadRateSwitchingParams(IN PRTMP_ADAPTER pAd);
extern void init_thread_task(PRTMP_ADAPTER pAd);
// public function prototype
INT __devinit rt28xx_probe(IN void *_dev_p, IN void *_dev_id_p,
IN UINT argc, OUT PRTMP_ADAPTER *ppAd);
// private function prototype
static int rt28xx_init(IN struct net_device *net_dev);
INT rt28xx_send_packets(IN struct sk_buff *skb_p, IN struct net_device *net_dev);
static void CfgInitHook(PRTMP_ADAPTER pAd);
#ifdef CONFIG_STA_SUPPORT
extern const struct iw_handler_def rt28xx_iw_handler_def;
#endif // CONFIG_STA_SUPPORT //
#ifdef CONFIG_APSTA_MIXED_SUPPORT
extern const struct iw_handler_def rt28xx_ap_iw_handler_def;
#endif // CONFIG_APSTA_MIXED_SUPPORT //
#if WIRELESS_EXT >= 12
// This function will be called when query /proc
struct iw_statistics *rt28xx_get_wireless_stats(
IN struct net_device *net_dev);
#endif
struct net_device_stats *RT28xx_get_ether_stats(
IN struct net_device *net_dev);
/*
========================================================================
Routine Description:
Close raxx interface.
Arguments:
*net_dev the raxx interface pointer
Return Value:
0 Open OK
otherwise Open Fail
Note:
1. if open fail, kernel will not call the close function.
2. Free memory for
(1) Mlme Memory Handler: MlmeHalt()
(2) TX & RX: RTMPFreeTxRxRingMemory()
(3) BA Reordering: ba_reordering_resource_release()
========================================================================
*/
int MainVirtualIF_close(IN struct net_device *net_dev)
{
RTMP_ADAPTER *pAd = net_dev->ml_priv;
// Sanity check for pAd
if (pAd == NULL)
return 0; // close ok
netif_carrier_off(pAd->net_dev);
netif_stop_queue(pAd->net_dev);
VIRTUAL_IF_DOWN(pAd);
RT_MOD_DEC_USE_COUNT();
return 0; // close ok
}
/*
========================================================================
Routine Description:
Open raxx interface.
Arguments:
*net_dev the raxx interface pointer
Return Value:
0 Open OK
otherwise Open Fail
Note:
1. if open fail, kernel will not call the close function.
2. Free memory for
(1) Mlme Memory Handler: MlmeHalt()
(2) TX & RX: RTMPFreeTxRxRingMemory()
(3) BA Reordering: ba_reordering_resource_release()
========================================================================
*/
int MainVirtualIF_open(IN struct net_device *net_dev)
{
RTMP_ADAPTER *pAd = net_dev->ml_priv;
// Sanity check for pAd
if (pAd == NULL)
return 0; // close ok
if (VIRTUAL_IF_UP(pAd) != 0)
return -1;
// increase MODULE use count
RT_MOD_INC_USE_COUNT();
netif_start_queue(net_dev);
netif_carrier_on(net_dev);
netif_wake_queue(net_dev);
return 0;
}
/*
========================================================================
Routine Description:
Close raxx interface.
Arguments:
*net_dev the raxx interface pointer
Return Value:
0 Open OK
otherwise Open Fail
Note:
1. if open fail, kernel will not call the close function.
2. Free memory for
(1) Mlme Memory Handler: MlmeHalt()
(2) TX & RX: RTMPFreeTxRxRingMemory()
(3) BA Reordering: ba_reordering_resource_release()
========================================================================
*/
int rt28xx_close(IN PNET_DEV dev)
{
struct net_device * net_dev = (struct net_device *)dev;
RTMP_ADAPTER *pAd = net_dev->ml_priv;
BOOLEAN Cancelled = FALSE;
UINT32 i = 0;
DBGPRINT(RT_DEBUG_TRACE, ("===> rt28xx_close\n"));
// Sanity check for pAd
if (pAd == NULL)
return 0; // close ok
#ifdef WDS_SUPPORT
WdsDown(pAd);
#endif // WDS_SUPPORT //
#ifdef CONFIG_STA_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
{
// If dirver doesn't wake up firmware here,
// NICLoadFirmware will hang forever when interface is up again.
if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE) ||
RTMP_SET_PSFLAG(pAd, fRTMP_PS_SET_PCI_CLK_OFF_COMMAND) ||
RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_IDLE_RADIO_OFF))
{
AsicForceWakeup(pAd, RTMP_HALT);
}
#ifdef QOS_DLS_SUPPORT
// send DLS-TEAR_DOWN message,
if (pAd->CommonCfg.bDLSCapable)
{
UCHAR i;
// tear down local dls table entry
for (i=0; i<MAX_NUM_OF_INIT_DLS_ENTRY; i++)
{
if (pAd->StaCfg.DLSEntry[i].Valid && (pAd->StaCfg.DLSEntry[i].Status == DLS_FINISH))
{
RTMPSendDLSTearDownFrame(pAd, pAd->StaCfg.DLSEntry[i].MacAddr);
pAd->StaCfg.DLSEntry[i].Status = DLS_NONE;
pAd->StaCfg.DLSEntry[i].Valid = FALSE;
}
}
// tear down peer dls table entry
for (i=MAX_NUM_OF_INIT_DLS_ENTRY; i<MAX_NUM_OF_DLS_ENTRY; i++)
{
if (pAd->StaCfg.DLSEntry[i].Valid && (pAd->StaCfg.DLSEntry[i].Status == DLS_FINISH))
{
RTMPSendDLSTearDownFrame(pAd, pAd->StaCfg.DLSEntry[i].MacAddr);
pAd->StaCfg.DLSEntry[i].Status = DLS_NONE;
pAd->StaCfg.DLSEntry[i].Valid = FALSE;
}
}
RT28XX_MLME_HANDLER(pAd);
}
#endif // QOS_DLS_SUPPORT //
if (INFRA_ON(pAd) &&
(!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)))
{
MLME_DISASSOC_REQ_STRUCT DisReq;
MLME_QUEUE_ELEM *MsgElem = (MLME_QUEUE_ELEM *) kmalloc(sizeof(MLME_QUEUE_ELEM), MEM_ALLOC_FLAG);
COPY_MAC_ADDR(DisReq.Addr, pAd->CommonCfg.Bssid);
DisReq.Reason = REASON_DEAUTH_STA_LEAVING;
MsgElem->Machine = ASSOC_STATE_MACHINE;
MsgElem->MsgType = MT2_MLME_DISASSOC_REQ;
MsgElem->MsgLen = sizeof(MLME_DISASSOC_REQ_STRUCT);
NdisMoveMemory(MsgElem->Msg, &DisReq, sizeof(MLME_DISASSOC_REQ_STRUCT));
// Prevent to connect AP again in STAMlmePeriodicExec
pAd->MlmeAux.AutoReconnectSsidLen= 32;
NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_DISASSOC;
MlmeDisassocReqAction(pAd, MsgElem);
kfree(MsgElem);
RTMPusecDelay(1000);
}
#ifdef CCX_SUPPORT
RTMPCancelTimer(&pAd->StaCfg.LeapAuthTimer, &Cancelled);
#endif
RTMPCancelTimer(&pAd->StaCfg.StaQuickResponeForRateUpTimer, &Cancelled);
RTMPCancelTimer(&pAd->StaCfg.WpaDisassocAndBlockAssocTimer, &Cancelled);
#ifdef WPA_SUPPLICANT_SUPPORT
#ifndef NATIVE_WPA_SUPPLICANT_SUPPORT
{
union iwreq_data wrqu;
// send wireless event to wpa_supplicant for infroming interface down.
memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.flags = RT_INTERFACE_DOWN;
wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, NULL);
}
#endif // NATIVE_WPA_SUPPLICANT_SUPPORT //
#endif // WPA_SUPPLICANT_SUPPORT //
MlmeRadioOff(pAd);
pAd->bPCIclkOff = FALSE;
}
#endif // CONFIG_STA_SUPPORT //
RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
for (i = 0 ; i < NUM_OF_TX_RING; i++)
{
while (pAd->DeQueueRunning[i] == TRUE)
{
printk("Waiting for TxQueue[%d] done..........\n", i);
RTMPusecDelay(1000);
}
}
// Stop Mlme state machine
MlmeHalt(pAd);
// Close kernel threads or tasklets
kill_thread_task(pAd);
#ifdef CONFIG_STA_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
{
MacTableReset(pAd);
}
#endif // CONFIG_STA_SUPPORT //
MeasureReqTabExit(pAd);
TpcReqTabExit(pAd);
if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_ACTIVE))
{
NICDisableInterrupt(pAd);
}
// Disable Rx, register value supposed will remain after reset
NICIssueReset(pAd);
// Free IRQ
if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE))
{
// Deregister interrupt function
RT28XX_IRQ_RELEASE(net_dev)
RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
}
// Free Ring or USB buffers
RTMPFreeTxRxRingMemory(pAd);
RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
#ifdef DOT11_N_SUPPORT
// Free BA reorder resource
ba_reordering_resource_release(pAd);
#endif // DOT11_N_SUPPORT //
RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_START_UP);
return 0; // close ok
} /* End of rt28xx_close */
static int rt28xx_init(IN struct net_device *net_dev)
{
PRTMP_ADAPTER pAd = (PRTMP_ADAPTER)net_dev->ml_priv;
UINT index;
UCHAR TmpPhy;
NDIS_STATUS Status;
UINT32 MacCsr0 = 0;
#ifdef DOT11_N_SUPPORT
// Allocate BA Reordering memory
ba_reordering_resource_init(pAd, MAX_REORDERING_MPDU_NUM);
#endif // DOT11_N_SUPPORT //
// Make sure MAC gets ready.
index = 0;
do
{
RTMP_IO_READ32(pAd, MAC_CSR0, &MacCsr0);
pAd->MACVersion = MacCsr0;
if ((pAd->MACVersion != 0x00) && (pAd->MACVersion != 0xFFFFFFFF))
break;
RTMPusecDelay(10);
} while (index++ < 100);
DBGPRINT(RT_DEBUG_TRACE, ("MAC_CSR0 [ Ver:Rev=0x%08x]\n", pAd->MACVersion));
// Disable DMA
RT28XXDMADisable(pAd);
// Load 8051 firmware
Status = NICLoadFirmware(pAd);
if (Status != NDIS_STATUS_SUCCESS)
{
DBGPRINT_ERR(("NICLoadFirmware failed, Status[=0x%08x]\n", Status));
goto err1;
}
NICLoadRateSwitchingParams(pAd);
// Disable interrupts here which is as soon as possible
// This statement should never be true. We might consider to remove it later
if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_ACTIVE))
{
NICDisableInterrupt(pAd);
}
Status = RTMPAllocTxRxRingMemory(pAd);
if (Status != NDIS_STATUS_SUCCESS)
{
DBGPRINT_ERR(("RTMPAllocDMAMemory failed, Status[=0x%08x]\n", Status));
goto err1;
}
RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
// initialize MLME
//
Status = MlmeInit(pAd);
if (Status != NDIS_STATUS_SUCCESS)
{
DBGPRINT_ERR(("MlmeInit failed, Status[=0x%08x]\n", Status));
goto err2;
}
// Initialize pAd->StaCfg, pAd->ApCfg, pAd->CommonCfg to manufacture default
//
UserCfgInit(pAd);
RT28XX_TASK_THREAD_INIT(pAd, Status);
if (Status != NDIS_STATUS_SUCCESS)
goto err1;
CfgInitHook(pAd);
#ifdef BLOCK_NET_IF
initblockQueueTab(pAd);
#endif // BLOCK_NET_IF //
#ifdef CONFIG_STA_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
NdisAllocateSpinLock(&pAd->MacTabLock);
#endif // CONFIG_STA_SUPPORT //
MeasureReqTabInit(pAd);
TpcReqTabInit(pAd);
//
// Init the hardware, we need to init asic before read registry, otherwise mac register will be reset
//
Status = NICInitializeAdapter(pAd, TRUE);
if (Status != NDIS_STATUS_SUCCESS)
{
DBGPRINT_ERR(("NICInitializeAdapter failed, Status[=0x%08x]\n", Status));
if (Status != NDIS_STATUS_SUCCESS)
goto err3;
}
// Read parameters from Config File
Status = RTMPReadParametersHook(pAd);
printk("1. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
if (Status != NDIS_STATUS_SUCCESS)
{
DBGPRINT_ERR(("NICReadRegParameters failed, Status[=0x%08x]\n",Status));
goto err4;
}
//Init Ba Capability parameters.
#ifdef DOT11_N_SUPPORT
pAd->CommonCfg.DesiredHtPhy.MpduDensity = (UCHAR)pAd->CommonCfg.BACapability.field.MpduDensity;
pAd->CommonCfg.DesiredHtPhy.AmsduEnable = (USHORT)pAd->CommonCfg.BACapability.field.AmsduEnable;
pAd->CommonCfg.DesiredHtPhy.AmsduSize = (USHORT)pAd->CommonCfg.BACapability.field.AmsduSize;
pAd->CommonCfg.DesiredHtPhy.MimoPs = (USHORT)pAd->CommonCfg.BACapability.field.MMPSmode;
// UPdata to HT IE
pAd->CommonCfg.HtCapability.HtCapInfo.MimoPs = (USHORT)pAd->CommonCfg.BACapability.field.MMPSmode;
pAd->CommonCfg.HtCapability.HtCapInfo.AMsduSize = (USHORT)pAd->CommonCfg.BACapability.field.AmsduSize;
pAd->CommonCfg.HtCapability.HtCapParm.MpduDensity = (UCHAR)pAd->CommonCfg.BACapability.field.MpduDensity;
#endif // DOT11_N_SUPPORT //
printk("2. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
// We should read EEPROM for all cases. rt2860b
NICReadEEPROMParameters(pAd, mac);
printk("3. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
NICInitAsicFromEEPROM(pAd); //rt2860b
// Set PHY to appropriate mode
TmpPhy = pAd->CommonCfg.PhyMode;
pAd->CommonCfg.PhyMode = 0xff;
RTMPSetPhyMode(pAd, TmpPhy);
#ifdef DOT11_N_SUPPORT
SetCommonHT(pAd);
#endif // DOT11_N_SUPPORT //
// No valid channels.
if (pAd->ChannelListNum == 0)
{
printk("Wrong configuration. No valid channel found. Check \"ContryCode\" and \"ChannelGeography\" setting.\n");
goto err4;
}
#ifdef DOT11_N_SUPPORT
printk("MCS Set = %02x %02x %02x %02x %02x\n", pAd->CommonCfg.HtCapability.MCSSet[0],
pAd->CommonCfg.HtCapability.MCSSet[1], pAd->CommonCfg.HtCapability.MCSSet[2],
pAd->CommonCfg.HtCapability.MCSSet[3], pAd->CommonCfg.HtCapability.MCSSet[4]);
#endif // DOT11_N_SUPPORT //
#ifdef IKANOS_VX_1X0
VR_IKANOS_FP_Init(pAd->ApCfg.BssidNum, pAd->PermanentAddress);
#endif // IKANOS_VX_1X0 //
//
// Initialize RF register to default value
//
AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE);
AsicLockChannel(pAd, pAd->CommonCfg.Channel);
// 8051 firmware require the signal during booting time.
AsicSendCommandToMcu(pAd, 0x72, 0xFF, 0x00, 0x00);
if (pAd && (Status != NDIS_STATUS_SUCCESS))
{
//
// Undo everything if it failed
//
if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE))
{
RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
}
}
else if (pAd)
{
// Microsoft HCT require driver send a disconnect event after driver initialization.
OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_MEDIA_STATE_CHANGE);
DBGPRINT(RT_DEBUG_TRACE, ("NDIS_STATUS_MEDIA_DISCONNECT Event B!\n"));
}// end of else
DBGPRINT_S(Status, ("<==== RTMPInitialize, Status=%x\n", Status));
return TRUE;
err4:
err3:
MlmeHalt(pAd);
err2:
RTMPFreeTxRxRingMemory(pAd);
err1:
#ifdef DOT11_N_SUPPORT
os_free_mem(pAd, pAd->mpdu_blk_pool.mem); // free BA pool
#endif // DOT11_N_SUPPORT //
RT28XX_IRQ_RELEASE(net_dev);
// shall not set ml_priv to NULL here because the ml_priv didn't been free yet.
//net_dev->ml_priv = 0;
#ifdef INF_AMAZON_SE
err0:
#endif // INF_AMAZON_SE //
printk("!!! %s Initialized fail !!!\n", RT28xx_CHIP_NAME);
return FALSE;
} /* End of rt28xx_init */
/*
========================================================================
Routine Description:
Open raxx interface.
Arguments:
*net_dev the raxx interface pointer
Return Value:
0 Open OK
otherwise Open Fail
Note:
========================================================================
*/
int rt28xx_open(IN PNET_DEV dev)
{
struct net_device * net_dev = (struct net_device *)dev;
PRTMP_ADAPTER pAd = net_dev->ml_priv;
int retval = 0;
POS_COOKIE pObj;
// Sanity check for pAd
if (pAd == NULL)
{
/* if 1st open fail, pAd will be free;
So the net_dev->ml_priv will be NULL in 2rd open */
return -1;
}
#ifdef CONFIG_APSTA_MIXED_SUPPORT
if (pAd->OpMode == OPMODE_AP)
{
CW_MAX_IN_BITS = 6;
}
else if (pAd->OpMode == OPMODE_STA)
{
CW_MAX_IN_BITS = 10;
}
#if WIRELESS_EXT >= 12
if (net_dev->priv_flags == INT_MAIN)
{
if (pAd->OpMode == OPMODE_AP)
net_dev->wireless_handlers = (struct iw_handler_def *) &rt28xx_ap_iw_handler_def;
else if (pAd->OpMode == OPMODE_STA)
net_dev->wireless_handlers = (struct iw_handler_def *) &rt28xx_iw_handler_def;
}
#endif // WIRELESS_EXT >= 12 //
#endif // CONFIG_APSTA_MIXED_SUPPORT //
// Init
pObj = (POS_COOKIE)pAd->OS_Cookie;
// reset Adapter flags
RTMP_CLEAR_FLAGS(pAd);
// Request interrupt service routine for PCI device
// register the interrupt routine with the os
RT28XX_IRQ_REQUEST(net_dev);
// Init BssTab & ChannelInfo tabbles for auto channel select.
// Chip & other init
if (rt28xx_init(net_dev) == FALSE)
goto err;
#ifdef CONFIG_STA_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
{
NdisZeroMemory(pAd->StaCfg.dev_name, 16);
NdisMoveMemory(pAd->StaCfg.dev_name, net_dev->name, strlen(net_dev->name));
}
#endif // CONFIG_STA_SUPPORT //
// Set up the Mac address
NdisMoveMemory(net_dev->dev_addr, (void *) pAd->CurrentAddress, 6);
// Init IRQ parameters
RT28XX_IRQ_INIT(pAd);
// Various AP function init
#ifdef CONFIG_STA_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
{
#ifdef WPA_SUPPLICANT_SUPPORT
#ifndef NATIVE_WPA_SUPPLICANT_SUPPORT
{
union iwreq_data wrqu;
// send wireless event to wpa_supplicant for infroming interface down.
memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.flags = RT_INTERFACE_UP;
wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, NULL);
}
#endif // NATIVE_WPA_SUPPLICANT_SUPPORT //
#endif // WPA_SUPPLICANT_SUPPORT //
}
#endif // CONFIG_STA_SUPPORT //
// Enable Interrupt
RT28XX_IRQ_ENABLE(pAd);
// Now Enable RxTx
RTMPEnableRxTx(pAd);
RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_START_UP);
{
UINT32 reg = 0;
RTMP_IO_READ32(pAd, 0x1300, &reg); // clear garbage interrupts
printk("0x1300 = %08x\n", reg);
}
#ifdef CONFIG_STA_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
RTMPInitPCIeLinkCtrlValue(pAd);
#endif // CONFIG_STA_SUPPORT //
return (retval);
err:
return (-1);
} /* End of rt28xx_open */
/* Must not be called for mdev and apdev */
static NDIS_STATUS rt_ieee80211_if_setup(struct net_device *dev, PRTMP_ADAPTER pAd)
{
NDIS_STATUS Status;
INT i=0;
CHAR slot_name[IFNAMSIZ];
struct net_device *device;
//ether_setup(dev);
dev->hard_start_xmit = rt28xx_send_packets;
#ifdef IKANOS_VX_1X0
dev->hard_start_xmit = IKANOS_DataFramesTx;
#endif // IKANOS_VX_1X0 //
#ifdef CONFIG_STA_SUPPORT
#if WIRELESS_EXT >= 12
if (pAd->OpMode == OPMODE_STA)
{
dev->wireless_handlers = &rt28xx_iw_handler_def;
}
#endif //WIRELESS_EXT >= 12
#endif // CONFIG_STA_SUPPORT //
#ifdef CONFIG_APSTA_MIXED_SUPPORT
#if WIRELESS_EXT >= 12
if (pAd->OpMode == OPMODE_AP)
{
dev->wireless_handlers = &rt28xx_ap_iw_handler_def;
}
#endif //WIRELESS_EXT >= 12
#endif // CONFIG_APSTA_MIXED_SUPPORT //
#if WIRELESS_EXT < 21
dev->get_wireless_stats = rt28xx_get_wireless_stats;
#endif
dev->get_stats = RT28xx_get_ether_stats;
dev->open = MainVirtualIF_open; //rt28xx_open;
dev->stop = MainVirtualIF_close; //rt28xx_close;
dev->priv_flags = INT_MAIN;
dev->do_ioctl = rt28xx_ioctl;
dev->validate_addr = NULL;
// find available device name
for (i = 0; i < 8; i++)
{
#ifdef MULTIPLE_CARD_SUPPORT
if (pAd->MC_RowID >= 0)
sprintf(slot_name, "ra%02d_%d", pAd->MC_RowID, i);
else
#endif // MULTIPLE_CARD_SUPPORT //
sprintf(slot_name, "ra%d", i);
device = dev_get_by_name(dev_net(dev), slot_name);
if (device != NULL)
dev_put(device);
if (device == NULL)
break;
}
if(i == 8)
{
DBGPRINT(RT_DEBUG_ERROR, ("No available slot name\n"));
Status = NDIS_STATUS_FAILURE;
}
else
{
#ifdef MULTIPLE_CARD_SUPPORT
if (pAd->MC_RowID >= 0)
sprintf(dev->name, "ra%02d_%d", pAd->MC_RowID, i);
else
#endif // MULTIPLE_CARD_SUPPORT //
sprintf(dev->name, "ra%d", i);
Status = NDIS_STATUS_SUCCESS;
}
return Status;
}
#ifdef MULTIPLE_CARD_SUPPORT
/*
========================================================================
Routine Description:
Get card profile path.
Arguments:
pAd
Return Value:
TRUE - Find a card profile
FALSE - use default profile
Note:
========================================================================
*/
extern INT RTMPGetKeyParameter(
IN PCHAR key,
OUT PCHAR dest,
IN INT destsize,
IN PCHAR buffer);
BOOLEAN RTMP_CardInfoRead(
IN PRTMP_ADAPTER pAd)
{
#define MC_SELECT_CARDID 0 /* use CARD ID (0 ~ 31) to identify different cards */
#define MC_SELECT_MAC 1 /* use CARD MAC to identify different cards */
#define MC_SELECT_CARDTYPE 2 /* use CARD type (abgn or bgn) to identify different cards */
#define LETTER_CASE_TRANSLATE(txt_p, card_id) \
{ UINT32 _len; char _char; \
for(_len=0; _len<strlen(card_id); _len++) { \
_char = *(txt_p + _len); \
if (('A' <= _char) && (_char <= 'Z')) \
*(txt_p+_len) = 'a'+(_char-'A'); \
} }
struct file *srcf;
INT retval, orgfsuid, orgfsgid;
mm_segment_t orgfs;
CHAR *buffer, *tmpbuf, card_id_buf[30], RFIC_word[30];
BOOLEAN flg_match_ok = FALSE;
INT32 card_select_method;
INT32 card_free_id, card_nouse_id, card_same_mac_id, card_match_id;
EEPROM_ANTENNA_STRUC antenna;
USHORT addr01, addr23, addr45;
UINT8 mac[6];
UINT32 data, card_index;
UCHAR *start_ptr;
// init
buffer = kmalloc(MAX_INI_BUFFER_SIZE, MEM_ALLOC_FLAG);
if (buffer == NULL)
return FALSE;
tmpbuf = kmalloc(MAX_PARAM_BUFFER_SIZE, MEM_ALLOC_FLAG);
if(tmpbuf == NULL)
{
kfree(buffer);
return NDIS_STATUS_FAILURE;
}
orgfsuid = current->fsuid;
orgfsgid = current->fsgid;
current->fsuid = current->fsgid = 0;
orgfs = get_fs();
set_fs(KERNEL_DS);
// get RF IC type
RTMP_IO_READ32(pAd, E2PROM_CSR, &data);
if ((data & 0x30) == 0)
pAd->EEPROMAddressNum = 6; // 93C46
else if ((data & 0x30) == 0x10)
pAd->EEPROMAddressNum = 8; // 93C66
else
pAd->EEPROMAddressNum = 8; // 93C86
RT28xx_EEPROM_READ16(pAd, EEPROM_NIC1_OFFSET, antenna.word);
if ((antenna.field.RfIcType == RFIC_2850) ||
(antenna.field.RfIcType == RFIC_2750))
{
/* ABGN card */
strcpy(RFIC_word, "abgn");
}
else
{
/* BGN card */
strcpy(RFIC_word, "bgn");
}
// get MAC address
RT28xx_EEPROM_READ16(pAd, 0x04, addr01);
RT28xx_EEPROM_READ16(pAd, 0x06, addr23);
RT28xx_EEPROM_READ16(pAd, 0x08, addr45);
mac[0] = (UCHAR)(addr01 & 0xff);
mac[1] = (UCHAR)(addr01 >> 8);
mac[2] = (UCHAR)(addr23 & 0xff);
mac[3] = (UCHAR)(addr23 >> 8);
mac[4] = (UCHAR)(addr45 & 0xff);
mac[5] = (UCHAR)(addr45 >> 8);
// open card information file
srcf = filp_open(CARD_INFO_PATH, O_RDONLY, 0);
if (IS_ERR(srcf))
{
/* card information file does not exist */
DBGPRINT(RT_DEBUG_TRACE,
("--> Error %ld opening %s\n", -PTR_ERR(srcf), CARD_INFO_PATH));
return FALSE;
}
if (srcf->f_op && srcf->f_op->read)
{
/* card information file exists so reading the card information */
memset(buffer, 0x00, MAX_INI_BUFFER_SIZE);
retval = srcf->f_op->read(srcf, buffer, MAX_INI_BUFFER_SIZE, &srcf->f_pos);
if (retval < 0)
{
/* read fail */
DBGPRINT(RT_DEBUG_TRACE,
("--> Read %s error %d\n", CARD_INFO_PATH, -retval));
}
else
{
/* get card selection method */
memset(tmpbuf, 0x00, MAX_PARAM_BUFFER_SIZE);
card_select_method = MC_SELECT_CARDTYPE; // default
if (RTMPGetKeyParameter("SELECT", tmpbuf, 256, buffer))
{
if (strcmp(tmpbuf, "CARDID") == 0)
card_select_method = MC_SELECT_CARDID;
else if (strcmp(tmpbuf, "MAC") == 0)
card_select_method = MC_SELECT_MAC;
else if (strcmp(tmpbuf, "CARDTYPE") == 0)
card_select_method = MC_SELECT_CARDTYPE;
}
DBGPRINT(RT_DEBUG_TRACE,
("MC> Card Selection = %d\n", card_select_method));
// init
card_free_id = -1;
card_nouse_id = -1;
card_same_mac_id = -1;
card_match_id = -1;
// search current card information records
for(card_index=0;
card_index<MAX_NUM_OF_MULTIPLE_CARD;
card_index++)
{
if ((*(UINT32 *)&MC_CardMac[card_index][0] == 0) &&
(*(UINT16 *)&MC_CardMac[card_index][4] == 0))
{
// MAC is all-0 so the entry is available
MC_CardUsed[card_index] = 0;
if (card_free_id < 0)
card_free_id = card_index; // 1st free entry
}
else
{
if (memcmp(MC_CardMac[card_index], mac, 6) == 0)
{
// we find the entry with same MAC
if (card_same_mac_id < 0)
card_same_mac_id = card_index; // 1st same entry
}
else
{
// MAC is not all-0 but used flag == 0
if ((MC_CardUsed[card_index] == 0) &&
(card_nouse_id < 0))
{
card_nouse_id = card_index; // 1st available entry
}
}
}
}
DBGPRINT(RT_DEBUG_TRACE,
("MC> Free = %d, Same = %d, NOUSE = %d\n",
card_free_id, card_same_mac_id, card_nouse_id));
if ((card_same_mac_id >= 0) &&
((card_select_method == MC_SELECT_CARDID) ||
(card_select_method == MC_SELECT_CARDTYPE)))
{
// same MAC entry is found
card_match_id = card_same_mac_id;
if (card_select_method == MC_SELECT_CARDTYPE)
{
// for CARDTYPE
sprintf(card_id_buf, "%02dCARDTYPE%s",
card_match_id, RFIC_word);
if ((start_ptr=rtstrstruncasecmp(buffer, card_id_buf)) != NULL)
{
// we found the card ID
LETTER_CASE_TRANSLATE(start_ptr, card_id_buf);
}
}
}
else
{
// the card is 1st plug-in, try to find the match card profile
switch(card_select_method)
{
case MC_SELECT_CARDID: // CARDID
default:
if (card_free_id >= 0)
card_match_id = card_free_id;
else
card_match_id = card_nouse_id;
break;
case MC_SELECT_MAC: // MAC
sprintf(card_id_buf, "MAC%02x:%02x:%02x:%02x:%02x:%02x",
mac[0], mac[1], mac[2],
mac[3], mac[4], mac[5]);
/* try to find the key word in the card file */
if ((start_ptr=rtstrstruncasecmp(buffer, card_id_buf)) != NULL)
{
LETTER_CASE_TRANSLATE(start_ptr, card_id_buf);
/* get the row ID (2 ASCII characters) */
start_ptr -= 2;
card_id_buf[0] = *(start_ptr);
card_id_buf[1] = *(start_ptr+1);
card_id_buf[2] = 0x00;
card_match_id = simple_strtol(card_id_buf, 0, 10);
}
break;
case MC_SELECT_CARDTYPE: // CARDTYPE
card_nouse_id = -1;
for(card_index=0;
card_index<MAX_NUM_OF_MULTIPLE_CARD;
card_index++)
{
sprintf(card_id_buf, "%02dCARDTYPE%s",
card_index, RFIC_word);
if ((start_ptr=rtstrstruncasecmp(buffer,
card_id_buf)) != NULL)
{
LETTER_CASE_TRANSLATE(start_ptr, card_id_buf);
if (MC_CardUsed[card_index] == 0)
{
/* current the card profile is not used */
if ((*(UINT32 *)&MC_CardMac[card_index][0] == 0) &&
(*(UINT16 *)&MC_CardMac[card_index][4] == 0))
{
// find it and no previous card use it
card_match_id = card_index;
break;
}
else
{
// ever a card use it
if (card_nouse_id < 0)
card_nouse_id = card_index;
}
}
}
}
// if not find a free one, use the available one
if (card_match_id < 0)
card_match_id = card_nouse_id;
break;
}
}
if (card_match_id >= 0)
{
// make up search keyword
switch(card_select_method)
{
case MC_SELECT_CARDID: // CARDID
sprintf(card_id_buf, "%02dCARDID", card_match_id);
break;
case MC_SELECT_MAC: // MAC
sprintf(card_id_buf,
"%02dmac%02x:%02x:%02x:%02x:%02x:%02x",
card_match_id,
mac[0], mac[1], mac[2],
mac[3], mac[4], mac[5]);
break;
case MC_SELECT_CARDTYPE: // CARDTYPE
default:
sprintf(card_id_buf, "%02dcardtype%s",
card_match_id, RFIC_word);
break;
}
DBGPRINT(RT_DEBUG_TRACE, ("Search Keyword = %s\n", card_id_buf));
// read card file path
if (RTMPGetKeyParameter(card_id_buf, tmpbuf, 256, buffer))
{
if (strlen(tmpbuf) < sizeof(pAd->MC_FileName))
{
// backup card information
pAd->MC_RowID = card_match_id; /* base 0 */
MC_CardUsed[card_match_id] = 1;
memcpy(MC_CardMac[card_match_id], mac, sizeof(mac));
// backup card file path
NdisMoveMemory(pAd->MC_FileName, tmpbuf , strlen(tmpbuf));
pAd->MC_FileName[strlen(tmpbuf)] = '\0';
flg_match_ok = TRUE;
DBGPRINT(RT_DEBUG_TRACE,
("Card Profile Name = %s\n", pAd->MC_FileName));
}
else
{
DBGPRINT(RT_DEBUG_ERROR,
("Card Profile Name length too large!\n"));
}
}
else
{
DBGPRINT(RT_DEBUG_ERROR,
("Can not find search key word in card.dat!\n"));
}
if ((flg_match_ok != TRUE) &&
(card_match_id < MAX_NUM_OF_MULTIPLE_CARD))
{
MC_CardUsed[card_match_id] = 0;
memset(MC_CardMac[card_match_id], 0, sizeof(mac));
}
} // if (card_match_id >= 0)
}
}
// close file
retval = filp_close(srcf, NULL);
set_fs(orgfs);
current->fsuid = orgfsuid;
current->fsgid = orgfsgid;
kfree(buffer);
kfree(tmpbuf);
return flg_match_ok;
}
#endif // MULTIPLE_CARD_SUPPORT //
/*
========================================================================
Routine Description:
Probe RT28XX chipset.
Arguments:
_dev_p Point to the PCI or USB device
_dev_id_p Point to the PCI or USB device ID
Return Value:
0 Probe OK
-ENODEV Probe Fail
Note:
========================================================================
*/
INT __devinit rt28xx_probe(
IN void *_dev_p,
IN void *_dev_id_p,
IN UINT argc,
OUT PRTMP_ADAPTER *ppAd)
{
struct net_device *net_dev;
PRTMP_ADAPTER pAd = (PRTMP_ADAPTER) NULL;
INT status;
PVOID handle;
struct pci_dev *dev_p = (struct pci_dev *)_dev_p;
#ifdef CONFIG_STA_SUPPORT
DBGPRINT(RT_DEBUG_TRACE, ("STA Driver version-%s\n", STA_DRIVER_VERSION));
#endif // CONFIG_STA_SUPPORT //
net_dev = alloc_etherdev(sizeof(PRTMP_ADAPTER));
if (net_dev == NULL)
{
printk("alloc_netdev failed\n");
goto err_out;
}
netif_stop_queue(net_dev);
#ifdef NATIVE_WPA_SUPPLICANT_SUPPORT
/* 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, &(dev_p->dev));
#endif // NATIVE_WPA_SUPPLICANT_SUPPORT //
// Allocate RTMP_ADAPTER miniport adapter structure
handle = kmalloc(sizeof(struct os_cookie), GFP_KERNEL);
RT28XX_HANDLE_DEV_ASSIGN(handle, dev_p);
status = RTMPAllocAdapterBlock(handle, &pAd);
if (status != NDIS_STATUS_SUCCESS)
goto err_out_free_netdev;
net_dev->ml_priv = (PVOID)pAd;
pAd->net_dev = net_dev; // must be before RT28XXNetDevInit()
RT28XXNetDevInit(_dev_p, net_dev, pAd);
#ifdef CONFIG_STA_SUPPORT
pAd->StaCfg.OriDevType = net_dev->type;
#endif // CONFIG_STA_SUPPORT //
// Post config
if (RT28XXProbePostConfig(_dev_p, pAd, 0) == FALSE)
goto err_out_unmap;
#ifdef CONFIG_STA_SUPPORT
pAd->OpMode = OPMODE_STA;
#endif // CONFIG_STA_SUPPORT //
#ifdef MULTIPLE_CARD_SUPPORT
// find its profile path
pAd->MC_RowID = -1; // use default profile path
RTMP_CardInfoRead(pAd);
if (pAd->MC_RowID == -1)
#ifdef CONFIG_STA_SUPPORT
strcpy(pAd->MC_FileName, STA_PROFILE_PATH);
#endif // CONFIG_STA_SUPPORT //
DBGPRINT(RT_DEBUG_TRACE,
("MC> ROW = %d, PATH = %s\n", pAd->MC_RowID, pAd->MC_FileName));
#endif // MULTIPLE_CARD_SUPPORT //
// sample move
if (rt_ieee80211_if_setup(net_dev, pAd) != NDIS_STATUS_SUCCESS)
goto err_out_unmap;
// Register this device
status = register_netdev(net_dev);
if (status)
goto err_out_unmap;
// Set driver data
RT28XX_DRVDATA_SET(_dev_p);
*ppAd = pAd;
return 0; // probe ok
/* --------------------------- ERROR HANDLE --------------------------- */
err_out_unmap:
RTMPFreeAdapter(pAd);
RT28XX_UNMAP();
err_out_free_netdev:
free_netdev(net_dev);
err_out:
RT28XX_PUT_DEVICE(dev_p);
return -ENODEV; /* probe fail */
} /* End of rt28xx_probe */
/*
========================================================================
Routine Description:
The entry point for Linux kernel sent packet to our driver.
Arguments:
sk_buff *skb the pointer refer to a sk_buffer.
Return Value:
0
Note:
This function is the entry point of Tx Path for Os delivery packet to
our driver. You only can put OS-depened & STA/AP common handle procedures
in here.
========================================================================
*/
int rt28xx_packet_xmit(struct sk_buff *skb)
{
struct net_device *net_dev = skb->dev;
PRTMP_ADAPTER pAd = net_dev->ml_priv;
int status = 0;
PNDIS_PACKET pPacket = (PNDIS_PACKET) skb;
/* RT2870STA does this in RTMPSendPackets() */
#ifdef RALINK_ATE
if (ATE_ON(pAd))
{
RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_RESOURCES);
return 0;
}
#endif // RALINK_ATE //
#ifdef CONFIG_STA_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
{
// Drop send request since we are in monitor mode
if (MONITOR_ON(pAd))
{
RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_FAILURE);
goto done;
}
}
#endif // CONFIG_STA_SUPPORT //
// EapolStart size is 18
if (skb->len < 14)
{
//printk("bad packet size: %d\n", pkt->len);
hex_dump("bad packet", skb->data, skb->len);
RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_FAILURE);
goto done;
}
RTMP_SET_PACKET_5VT(pPacket, 0);
#ifdef CONFIG_5VT_ENHANCE
if (*(int*)(skb->cb) == BRIDGE_TAG) {
RTMP_SET_PACKET_5VT(pPacket, 1);
}
#endif
#ifdef CONFIG_STA_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
{
STASendPackets((NDIS_HANDLE)pAd, (PPNDIS_PACKET) &pPacket, 1);
}
#endif // CONFIG_STA_SUPPORT //
status = 0;
done:
return status;
}
/*
========================================================================
Routine Description:
Send a packet to WLAN.
Arguments:
skb_p points to our adapter
dev_p which WLAN network interface
Return Value:
0: transmit successfully
otherwise: transmit fail
Note:
========================================================================
*/
INT rt28xx_send_packets(
IN struct sk_buff *skb_p,
IN struct net_device *net_dev)
{
RTMP_ADAPTER *pAd = net_dev->ml_priv;
if (!(net_dev->flags & IFF_UP))
{
RELEASE_NDIS_PACKET(pAd, (PNDIS_PACKET)skb_p, NDIS_STATUS_FAILURE);
return 0;
}
NdisZeroMemory((PUCHAR)&skb_p->cb[CB_OFF], 15);
RTMP_SET_PACKET_NET_DEVICE_MBSSID(skb_p, MAIN_MBSSID);
return rt28xx_packet_xmit(skb_p);
} /* End of MBSS_VirtualIF_PacketSend */
void CfgInitHook(PRTMP_ADAPTER pAd)
{
pAd->bBroadComHT = TRUE;
} /* End of CfgInitHook */
#if WIRELESS_EXT >= 12
// This function will be called when query /proc
struct iw_statistics *rt28xx_get_wireless_stats(
IN struct net_device *net_dev)
{
PRTMP_ADAPTER pAd = net_dev->ml_priv;
DBGPRINT(RT_DEBUG_TRACE, ("rt28xx_get_wireless_stats --->\n"));
pAd->iw_stats.status = 0; // Status - device dependent for now
// link quality
pAd->iw_stats.qual.qual = ((pAd->Mlme.ChannelQuality * 12)/10 + 10);
if(pAd->iw_stats.qual.qual > 100)
pAd->iw_stats.qual.qual = 100;
#ifdef CONFIG_STA_SUPPORT
if (pAd->OpMode == OPMODE_STA)
pAd->iw_stats.qual.level = RTMPMaxRssi(pAd, pAd->StaCfg.RssiSample.LastRssi0, pAd->StaCfg.RssiSample.LastRssi1, pAd->StaCfg.RssiSample.LastRssi2);
#endif // CONFIG_STA_SUPPORT //
pAd->iw_stats.qual.noise = pAd->BbpWriteLatch[66]; // noise level (dBm)
pAd->iw_stats.qual.noise += 256 - 143;
pAd->iw_stats.qual.updated = 1; // Flags to know if updated
#ifdef IW_QUAL_DBM
pAd->iw_stats.qual.updated |= IW_QUAL_DBM; // Level + Noise are dBm
#endif // IW_QUAL_DBM //
pAd->iw_stats.discard.nwid = 0; // Rx : Wrong nwid/essid
pAd->iw_stats.miss.beacon = 0; // Missed beacons/superframe
DBGPRINT(RT_DEBUG_TRACE, ("<--- rt28xx_get_wireless_stats\n"));
return &pAd->iw_stats;
} /* End of rt28xx_get_wireless_stats */
#endif // WIRELESS_EXT //
void tbtt_tasklet(unsigned long data)
{
#define MAX_TX_IN_TBTT (16)
}
INT rt28xx_ioctl(
IN struct net_device *net_dev,
IN OUT struct ifreq *rq,
IN INT cmd)
{
VIRTUAL_ADAPTER *pVirtualAd = NULL;
RTMP_ADAPTER *pAd = NULL;
INT ret = 0;
if (net_dev->priv_flags == INT_MAIN)
{
pAd = net_dev->ml_priv;
}
else
{
pVirtualAd = net_dev->ml_priv;
pAd = pVirtualAd->RtmpDev->ml_priv;
}
if (pAd == NULL)
{
/* if 1st open fail, pAd will be free;
So the net_dev->ml_priv will be NULL in 2rd open */
return -ENETDOWN;
}
#ifdef CONFIG_STA_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
{
ret = rt28xx_sta_ioctl(net_dev, rq, cmd);
}
#endif // CONFIG_STA_SUPPORT //
return ret;
}
/*
========================================================================
Routine Description:
return ethernet statistics counter
Arguments:
net_dev Pointer to net_device
Return Value:
net_device_stats*
Note:
========================================================================
*/
struct net_device_stats *RT28xx_get_ether_stats(
IN struct net_device *net_dev)
{
RTMP_ADAPTER *pAd = NULL;
if (net_dev)
pAd = net_dev->ml_priv;
if (pAd)
{
pAd->stats.rx_packets = pAd->WlanCounters.ReceivedFragmentCount.QuadPart;
pAd->stats.tx_packets = pAd->WlanCounters.TransmittedFragmentCount.QuadPart;
pAd->stats.rx_bytes = pAd->RalinkCounters.ReceivedByteCount;
pAd->stats.tx_bytes = pAd->RalinkCounters.TransmittedByteCount;
pAd->stats.rx_errors = pAd->Counters8023.RxErrors;
pAd->stats.tx_errors = pAd->Counters8023.TxErrors;
pAd->stats.rx_dropped = 0;
pAd->stats.tx_dropped = 0;
pAd->stats.multicast = pAd->WlanCounters.MulticastReceivedFrameCount.QuadPart; // multicast packets received
pAd->stats.collisions = pAd->Counters8023.OneCollision + pAd->Counters8023.MoreCollisions; // Collision packets
pAd->stats.rx_length_errors = 0;
pAd->stats.rx_over_errors = pAd->Counters8023.RxNoBuffer; // receiver ring buff overflow
pAd->stats.rx_crc_errors = 0;//pAd->WlanCounters.FCSErrorCount; // recved pkt with crc error
pAd->stats.rx_frame_errors = pAd->Counters8023.RcvAlignmentErrors; // recv'd frame alignment error
pAd->stats.rx_fifo_errors = pAd->Counters8023.RxNoBuffer; // recv'r fifo overrun
pAd->stats.rx_missed_errors = 0; // receiver missed packet
// detailed tx_errors
pAd->stats.tx_aborted_errors = 0;
pAd->stats.tx_carrier_errors = 0;
pAd->stats.tx_fifo_errors = 0;
pAd->stats.tx_heartbeat_errors = 0;
pAd->stats.tx_window_errors = 0;
// for cslip etc
pAd->stats.rx_compressed = 0;
pAd->stats.tx_compressed = 0;
return &pAd->stats;
}
else
return NULL;
}