![Roel Kluin](/assets/img/avatar_default.png)
Allocations may fail, prevent NULL dereferences. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Acked-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
1041 lines
27 KiB
C
1041 lines
27 KiB
C
/*
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*************************************************************************
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* Ralink Tech Inc.
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* 5F., No.36, Taiyuan St., Jhubei City,
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* Hsinchu County 302,
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* Taiwan, R.O.C.
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*
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* (c) Copyright 2002-2007, Ralink Technology, Inc.
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*
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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* *
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*************************************************************************
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Module Name:
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rt_main_dev.c
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Abstract:
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Create and register network interface.
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Revision History:
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Who When What
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-------- ---------- ----------------------------------------------
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Sample Mar/21/07 Merge RT2870 and RT2860 drivers.
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*/
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#include "rt_config.h"
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#define FORTY_MHZ_INTOLERANT_INTERVAL (60*1000) // 1 min
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/*---------------------------------------------------------------------*/
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/* Private Variables Used */
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/*---------------------------------------------------------------------*/
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//static RALINK_TIMER_STRUCT PeriodicTimer;
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char *mac = ""; // default 00:00:00:00:00:00
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char *hostname = ""; // default CMPC
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module_param (mac, charp, 0);
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MODULE_PARM_DESC (mac, "rt28xx: wireless mac addr");
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/*---------------------------------------------------------------------*/
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/* Prototypes of Functions Used */
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/*---------------------------------------------------------------------*/
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extern BOOLEAN ba_reordering_resource_init(PRTMP_ADAPTER pAd, int num);
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extern void ba_reordering_resource_release(PRTMP_ADAPTER pAd);
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extern NDIS_STATUS NICLoadRateSwitchingParams(IN PRTMP_ADAPTER pAd);
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#ifdef RT2860
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extern void init_thread_task(PRTMP_ADAPTER pAd);
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#endif
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// public function prototype
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INT __devinit rt28xx_probe(IN void *_dev_p, IN void *_dev_id_p,
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IN UINT argc, OUT PRTMP_ADAPTER *ppAd);
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// private function prototype
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static int rt28xx_init(IN struct net_device *net_dev);
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INT rt28xx_send_packets(IN struct sk_buff *skb_p, IN struct net_device *net_dev);
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static void CfgInitHook(PRTMP_ADAPTER pAd);
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extern const struct iw_handler_def rt28xx_iw_handler_def;
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// This function will be called when query /proc
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struct iw_statistics *rt28xx_get_wireless_stats(
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IN struct net_device *net_dev);
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struct net_device_stats *RT28xx_get_ether_stats(
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IN struct net_device *net_dev);
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/*
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========================================================================
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Routine Description:
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Close raxx interface.
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Arguments:
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*net_dev the raxx interface pointer
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Return Value:
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0 Open OK
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otherwise Open Fail
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Note:
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1. if open fail, kernel will not call the close function.
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2. Free memory for
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(1) Mlme Memory Handler: MlmeHalt()
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(2) TX & RX: RTMPFreeTxRxRingMemory()
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(3) BA Reordering: ba_reordering_resource_release()
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========================================================================
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*/
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int MainVirtualIF_close(IN struct net_device *net_dev)
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{
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RTMP_ADAPTER *pAd = net_dev->ml_priv;
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// Sanity check for pAd
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if (pAd == NULL)
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return 0; // close ok
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netif_carrier_off(pAd->net_dev);
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netif_stop_queue(pAd->net_dev);
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VIRTUAL_IF_DOWN(pAd);
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RT_MOD_DEC_USE_COUNT();
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return 0; // close ok
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}
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/*
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========================================================================
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Routine Description:
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Open raxx interface.
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Arguments:
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*net_dev the raxx interface pointer
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Return Value:
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0 Open OK
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otherwise Open Fail
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Note:
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1. if open fail, kernel will not call the close function.
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2. Free memory for
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(1) Mlme Memory Handler: MlmeHalt()
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(2) TX & RX: RTMPFreeTxRxRingMemory()
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(3) BA Reordering: ba_reordering_resource_release()
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========================================================================
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*/
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int MainVirtualIF_open(IN struct net_device *net_dev)
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{
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RTMP_ADAPTER *pAd = net_dev->ml_priv;
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// Sanity check for pAd
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if (pAd == NULL)
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return 0; // close ok
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if (VIRTUAL_IF_UP(pAd) != 0)
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return -1;
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// increase MODULE use count
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RT_MOD_INC_USE_COUNT();
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netif_start_queue(net_dev);
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netif_carrier_on(net_dev);
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netif_wake_queue(net_dev);
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return 0;
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}
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/*
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========================================================================
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Routine Description:
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Close raxx interface.
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Arguments:
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*net_dev the raxx interface pointer
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Return Value:
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0 Open OK
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otherwise Open Fail
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Note:
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1. if open fail, kernel will not call the close function.
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2. Free memory for
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(1) Mlme Memory Handler: MlmeHalt()
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(2) TX & RX: RTMPFreeTxRxRingMemory()
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(3) BA Reordering: ba_reordering_resource_release()
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========================================================================
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*/
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int rt28xx_close(IN PNET_DEV dev)
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{
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struct net_device * net_dev = (struct net_device *)dev;
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RTMP_ADAPTER *pAd = net_dev->ml_priv;
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BOOLEAN Cancelled = FALSE;
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UINT32 i = 0;
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#ifdef RT2870
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DECLARE_WAIT_QUEUE_HEAD_ONSTACK(unlink_wakeup);
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DECLARE_WAITQUEUE(wait, current);
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//RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_REMOVE_IN_PROGRESS);
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#endif // RT2870 //
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DBGPRINT(RT_DEBUG_TRACE, ("===> rt28xx_close\n"));
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// Sanity check for pAd
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if (pAd == NULL)
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return 0; // close ok
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{
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// If dirver doesn't wake up firmware here,
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// NICLoadFirmware will hang forever when interface is up again.
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#ifdef RT2860
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if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE) ||
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RTMP_SET_PSFLAG(pAd, fRTMP_PS_SET_PCI_CLK_OFF_COMMAND) ||
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RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_IDLE_RADIO_OFF))
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#endif
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#ifdef RT2870
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if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE))
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#endif
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{
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#ifdef RT2860
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AsicForceWakeup(pAd, RTMP_HALT);
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#endif
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#ifdef RT2870
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AsicForceWakeup(pAd, TRUE);
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#endif
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}
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if (INFRA_ON(pAd) &&
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(!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)))
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{
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MLME_DISASSOC_REQ_STRUCT DisReq;
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MLME_QUEUE_ELEM *MsgElem = (MLME_QUEUE_ELEM *) kmalloc(sizeof(MLME_QUEUE_ELEM), MEM_ALLOC_FLAG);
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COPY_MAC_ADDR(DisReq.Addr, pAd->CommonCfg.Bssid);
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DisReq.Reason = REASON_DEAUTH_STA_LEAVING;
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MsgElem->Machine = ASSOC_STATE_MACHINE;
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MsgElem->MsgType = MT2_MLME_DISASSOC_REQ;
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MsgElem->MsgLen = sizeof(MLME_DISASSOC_REQ_STRUCT);
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NdisMoveMemory(MsgElem->Msg, &DisReq, sizeof(MLME_DISASSOC_REQ_STRUCT));
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// Prevent to connect AP again in STAMlmePeriodicExec
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pAd->MlmeAux.AutoReconnectSsidLen= 32;
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NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen);
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pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_DISASSOC;
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MlmeDisassocReqAction(pAd, MsgElem);
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kfree(MsgElem);
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RTMPusecDelay(1000);
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}
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#ifdef RT2870
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RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_REMOVE_IN_PROGRESS);
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#endif // RT2870 //
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#ifdef CCX_SUPPORT
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RTMPCancelTimer(&pAd->StaCfg.LeapAuthTimer, &Cancelled);
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#endif
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RTMPCancelTimer(&pAd->StaCfg.StaQuickResponeForRateUpTimer, &Cancelled);
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RTMPCancelTimer(&pAd->StaCfg.WpaDisassocAndBlockAssocTimer, &Cancelled);
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MlmeRadioOff(pAd);
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#ifdef RT2860
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pAd->bPCIclkOff = FALSE;
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#endif
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}
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RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
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for (i = 0 ; i < NUM_OF_TX_RING; i++)
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{
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while (pAd->DeQueueRunning[i] == TRUE)
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{
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printk("Waiting for TxQueue[%d] done..........\n", i);
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RTMPusecDelay(1000);
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}
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}
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#ifdef RT2870
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// ensure there are no more active urbs.
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add_wait_queue (&unlink_wakeup, &wait);
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pAd->wait = &unlink_wakeup;
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// maybe wait for deletions to finish.
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i = 0;
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//while((i < 25) && atomic_read(&pAd->PendingRx) > 0)
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while(i < 25)
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{
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unsigned long IrqFlags;
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RTMP_IRQ_LOCK(&pAd->BulkInLock, IrqFlags);
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if (pAd->PendingRx == 0)
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{
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RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags);
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break;
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}
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RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags);
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msleep(UNLINK_TIMEOUT_MS); //Time in millisecond
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i++;
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}
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pAd->wait = NULL;
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remove_wait_queue (&unlink_wakeup, &wait);
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#endif // RT2870 //
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#ifdef RT2870
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// We need clear timerQ related structure before exits of the timer thread.
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RT2870_TimerQ_Exit(pAd);
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// Close kernel threads or tasklets
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RT28xxThreadTerminate(pAd);
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#endif // RT2870 //
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// Stop Mlme state machine
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MlmeHalt(pAd);
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// Close kernel threads or tasklets
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kill_thread_task(pAd);
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MacTableReset(pAd);
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MeasureReqTabExit(pAd);
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TpcReqTabExit(pAd);
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#ifdef RT2860
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if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_ACTIVE))
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{
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NICDisableInterrupt(pAd);
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}
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// Disable Rx, register value supposed will remain after reset
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NICIssueReset(pAd);
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// Free IRQ
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if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE))
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{
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// Deregister interrupt function
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RT28XX_IRQ_RELEASE(net_dev)
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RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
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}
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#endif
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// Free Ring or USB buffers
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RTMPFreeTxRxRingMemory(pAd);
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RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
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// Free BA reorder resource
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ba_reordering_resource_release(pAd);
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RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_START_UP);
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return 0; // close ok
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} /* End of rt28xx_close */
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static int rt28xx_init(IN struct net_device *net_dev)
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{
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#ifdef RT2860
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PRTMP_ADAPTER pAd = (PRTMP_ADAPTER)net_dev->ml_priv;
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#endif
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#ifdef RT2870
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PRTMP_ADAPTER pAd = net_dev->ml_priv;
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#endif
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UINT index;
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UCHAR TmpPhy;
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NDIS_STATUS Status;
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UINT32 MacCsr0 = 0;
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// Allocate BA Reordering memory
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ba_reordering_resource_init(pAd, MAX_REORDERING_MPDU_NUM);
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// Make sure MAC gets ready.
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index = 0;
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do
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{
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RTMP_IO_READ32(pAd, MAC_CSR0, &MacCsr0);
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pAd->MACVersion = MacCsr0;
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if ((pAd->MACVersion != 0x00) && (pAd->MACVersion != 0xFFFFFFFF))
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break;
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RTMPusecDelay(10);
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} while (index++ < 100);
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DBGPRINT(RT_DEBUG_TRACE, ("MAC_CSR0 [ Ver:Rev=0x%08x]\n", pAd->MACVersion));
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/*Iverson patch PCIE L1 issue */
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// Disable DMA
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RT28XXDMADisable(pAd);
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// Load 8051 firmware
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Status = NICLoadFirmware(pAd);
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if (Status != NDIS_STATUS_SUCCESS)
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{
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DBGPRINT_ERR(("NICLoadFirmware failed, Status[=0x%08x]\n", Status));
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goto err1;
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}
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NICLoadRateSwitchingParams(pAd);
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// Disable interrupts here which is as soon as possible
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// This statement should never be true. We might consider to remove it later
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#ifdef RT2860
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if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_ACTIVE))
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{
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NICDisableInterrupt(pAd);
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}
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#endif
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Status = RTMPAllocTxRxRingMemory(pAd);
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if (Status != NDIS_STATUS_SUCCESS)
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{
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DBGPRINT_ERR(("RTMPAllocDMAMemory failed, Status[=0x%08x]\n", Status));
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goto err1;
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}
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RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
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// initialize MLME
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//
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Status = MlmeInit(pAd);
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if (Status != NDIS_STATUS_SUCCESS)
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{
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DBGPRINT_ERR(("MlmeInit failed, Status[=0x%08x]\n", Status));
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goto err2;
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}
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// Initialize pAd->StaCfg, pAd->ApCfg, pAd->CommonCfg to manufacture default
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//
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UserCfgInit(pAd);
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#ifdef RT2870
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// We need init timerQ related structure before create the timer thread.
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RT2870_TimerQ_Init(pAd);
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#endif // RT2870 //
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RT28XX_TASK_THREAD_INIT(pAd, Status);
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if (Status != NDIS_STATUS_SUCCESS)
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goto err1;
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CfgInitHook(pAd);
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NdisAllocateSpinLock(&pAd->MacTabLock);
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MeasureReqTabInit(pAd);
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TpcReqTabInit(pAd);
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//
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// Init the hardware, we need to init asic before read registry, otherwise mac register will be reset
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//
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Status = NICInitializeAdapter(pAd, TRUE);
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if (Status != NDIS_STATUS_SUCCESS)
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{
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DBGPRINT_ERR(("NICInitializeAdapter failed, Status[=0x%08x]\n", Status));
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if (Status != NDIS_STATUS_SUCCESS)
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goto err3;
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}
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// Read parameters from Config File
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Status = RTMPReadParametersHook(pAd);
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printk("1. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
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if (Status != NDIS_STATUS_SUCCESS)
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{
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DBGPRINT_ERR(("NICReadRegParameters failed, Status[=0x%08x]\n",Status));
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goto err4;
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}
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#ifdef RT2870
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pAd->CommonCfg.bMultipleIRP = FALSE;
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if (pAd->CommonCfg.bMultipleIRP)
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pAd->CommonCfg.NumOfBulkInIRP = RX_RING_SIZE;
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else
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pAd->CommonCfg.NumOfBulkInIRP = 1;
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#endif // RT2870 //
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|
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//Init Ba Capability parameters.
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pAd->CommonCfg.DesiredHtPhy.MpduDensity = (UCHAR)pAd->CommonCfg.BACapability.field.MpduDensity;
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pAd->CommonCfg.DesiredHtPhy.AmsduEnable = (USHORT)pAd->CommonCfg.BACapability.field.AmsduEnable;
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pAd->CommonCfg.DesiredHtPhy.AmsduSize = (USHORT)pAd->CommonCfg.BACapability.field.AmsduSize;
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pAd->CommonCfg.DesiredHtPhy.MimoPs = (USHORT)pAd->CommonCfg.BACapability.field.MMPSmode;
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// UPdata to HT IE
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pAd->CommonCfg.HtCapability.HtCapInfo.MimoPs = (USHORT)pAd->CommonCfg.BACapability.field.MMPSmode;
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pAd->CommonCfg.HtCapability.HtCapInfo.AMsduSize = (USHORT)pAd->CommonCfg.BACapability.field.AmsduSize;
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pAd->CommonCfg.HtCapability.HtCapParm.MpduDensity = (UCHAR)pAd->CommonCfg.BACapability.field.MpduDensity;
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printk("2. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
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// We should read EEPROM for all cases. rt2860b
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NICReadEEPROMParameters(pAd, mac);
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printk("3. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
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NICInitAsicFromEEPROM(pAd); //rt2860b
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// Set PHY to appropriate mode
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TmpPhy = pAd->CommonCfg.PhyMode;
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pAd->CommonCfg.PhyMode = 0xff;
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RTMPSetPhyMode(pAd, TmpPhy);
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SetCommonHT(pAd);
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// No valid channels.
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if (pAd->ChannelListNum == 0)
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{
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printk("Wrong configuration. No valid channel found. Check \"ContryCode\" and \"ChannelGeography\" setting.\n");
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goto err4;
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}
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|
|
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]);
|
|
|
|
#ifdef RT2870
|
|
//Init RT30xx RFRegisters after read RFIC type from EEPROM
|
|
NICInitRT30xxRFRegisters(pAd);
|
|
#endif // RT2870 //
|
|
|
|
|
|
//
|
|
// Initialize RF register to default value
|
|
//
|
|
AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE);
|
|
AsicLockChannel(pAd, pAd->CommonCfg.Channel);
|
|
|
|
#ifndef RT2870
|
|
// 8051 firmware require the signal during booting time.
|
|
AsicSendCommandToMcu(pAd, 0x72, 0xFF, 0x00, 0x00);
|
|
#endif
|
|
|
|
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"));
|
|
|
|
|
|
#ifdef RT2870
|
|
RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS);
|
|
RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_REMOVE_IN_PROGRESS);
|
|
|
|
//
|
|
// Support multiple BulkIn IRP,
|
|
// the value on pAd->CommonCfg.NumOfBulkInIRP may be large than 1.
|
|
//
|
|
for(index=0; index<pAd->CommonCfg.NumOfBulkInIRP; index++)
|
|
{
|
|
RTUSBBulkReceive(pAd);
|
|
DBGPRINT(RT_DEBUG_TRACE, ("RTUSBBulkReceive!\n" ));
|
|
}
|
|
#endif // RT2870 //
|
|
}// end of else
|
|
|
|
|
|
DBGPRINT_S(Status, ("<==== RTMPInitialize, Status=%x\n", Status));
|
|
|
|
return TRUE;
|
|
|
|
|
|
err4:
|
|
err3:
|
|
MlmeHalt(pAd);
|
|
err2:
|
|
RTMPFreeTxRxRingMemory(pAd);
|
|
err1:
|
|
os_free_mem(pAd, pAd->mpdu_blk_pool.mem); // free BA pool
|
|
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;
|
|
|
|
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;
|
|
}
|
|
|
|
// 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;
|
|
|
|
NdisZeroMemory(pAd->StaCfg.dev_name, 16);
|
|
NdisMoveMemory(pAd->StaCfg.dev_name, net_dev->name, strlen(net_dev->name));
|
|
|
|
// 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
|
|
|
|
// 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, ®); // clear garbage interrupts
|
|
printk("0x1300 = %08x\n", reg);
|
|
}
|
|
|
|
#ifdef RT2860
|
|
RTMPInitPCIeLinkCtrlValue(pAd);
|
|
#endif
|
|
return (retval);
|
|
|
|
err:
|
|
return (-1);
|
|
} /* End of rt28xx_open */
|
|
|
|
static const struct net_device_ops rt2860_netdev_ops = {
|
|
.ndo_open = MainVirtualIF_open,
|
|
.ndo_stop = MainVirtualIF_close,
|
|
.ndo_do_ioctl = rt28xx_sta_ioctl,
|
|
.ndo_get_stats = RT28xx_get_ether_stats,
|
|
.ndo_validate_addr = NULL,
|
|
.ndo_set_mac_address = eth_mac_addr,
|
|
.ndo_change_mtu = eth_change_mtu,
|
|
.ndo_start_xmit = rt28xx_send_packets,
|
|
};
|
|
|
|
/* 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;
|
|
|
|
if (pAd->OpMode == OPMODE_STA)
|
|
{
|
|
dev->wireless_handlers = &rt28xx_iw_handler_def;
|
|
}
|
|
|
|
dev->priv_flags = INT_MAIN;
|
|
dev->netdev_ops = &rt2860_netdev_ops;
|
|
// find available device name
|
|
for (i = 0; i < 8; i++)
|
|
{
|
|
sprintf(slot_name, "wlan%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
|
|
{
|
|
sprintf(dev->name, "wlan%d", i);
|
|
Status = NDIS_STATUS_SUCCESS;
|
|
}
|
|
|
|
return Status;
|
|
|
|
}
|
|
|
|
/*
|
|
========================================================================
|
|
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;
|
|
#ifdef RT2860
|
|
struct pci_dev *dev_p = (struct pci_dev *)_dev_p;
|
|
#endif
|
|
#ifdef RT2870
|
|
struct usb_interface *intf = (struct usb_interface *)_dev_p;
|
|
struct usb_device *dev_p = interface_to_usbdev(intf);
|
|
|
|
dev_p = usb_get_dev(dev_p);
|
|
#endif // RT2870 //
|
|
|
|
DBGPRINT(RT_DEBUG_TRACE, ("STA Driver version-%s\n", STA_DRIVER_VERSION));
|
|
|
|
net_dev = alloc_etherdev(sizeof(PRTMP_ADAPTER));
|
|
if (net_dev == NULL)
|
|
{
|
|
printk("alloc_netdev failed\n");
|
|
|
|
goto err_out;
|
|
}
|
|
|
|
netif_stop_queue(net_dev);
|
|
|
|
/* 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));
|
|
|
|
// Allocate RTMP_ADAPTER miniport adapter structure
|
|
handle = kmalloc(sizeof(struct os_cookie), GFP_KERNEL);
|
|
if (handle == NULL)
|
|
goto err_out_free_netdev;;
|
|
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);
|
|
|
|
pAd->StaCfg.OriDevType = net_dev->type;
|
|
|
|
// Post config
|
|
if (RT28XXProbePostConfig(_dev_p, pAd, 0) == FALSE)
|
|
goto err_out_unmap;
|
|
|
|
pAd->OpMode = OPMODE_STA;
|
|
|
|
// 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 = NETDEV_TX_OK;
|
|
PNDIS_PACKET pPacket = (PNDIS_PACKET) skb;
|
|
|
|
{
|
|
// Drop send request since we are in monitor mode
|
|
if (MONITOR_ON(pAd))
|
|
{
|
|
RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_FAILURE);
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
// 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
|
|
|
|
STASendPackets((NDIS_HANDLE)pAd, (PPNDIS_PACKET) &pPacket, 1);
|
|
|
|
status = NETDEV_TX_OK;
|
|
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 NETDEV_TX_OK;
|
|
}
|
|
|
|
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 */
|
|
|
|
|
|
// 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;
|
|
|
|
if (pAd->OpMode == OPMODE_STA)
|
|
pAd->iw_stats.qual.level = RTMPMaxRssi(pAd, pAd->StaCfg.RssiSample.LastRssi0, pAd->StaCfg.RssiSample.LastRssi1, pAd->StaCfg.RssiSample.LastRssi2);
|
|
|
|
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 */
|
|
|
|
|
|
|
|
void tbtt_tasklet(unsigned long data)
|
|
{
|
|
#define MAX_TX_IN_TBTT (16)
|
|
|
|
}
|
|
|
|
/*
|
|
========================================================================
|
|
|
|
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;
|
|
}
|
|
|