diff options
Diffstat (limited to 'drivers/staging/rt2860/rt_main_dev.c')
| -rw-r--r-- | drivers/staging/rt2860/rt_main_dev.c | 736 |
1 files changed, 0 insertions, 736 deletions
diff --git a/drivers/staging/rt2860/rt_main_dev.c b/drivers/staging/rt2860/rt_main_dev.c deleted file mode 100644 index 236dd36d349a..000000000000 --- a/drivers/staging/rt2860/rt_main_dev.c +++ /dev/null @@ -1,736 +0,0 @@ -/* - ************************************************************************* - * 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 - Justin P. Mattock 11/07/2010 Fix typos in comments - -------- ---------- ---------------------------------------------- -*/ - -#include "rt_config.h" - -/*---------------------------------------------------------------------*/ -/* Private Variables Used */ -/*---------------------------------------------------------------------*/ - -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 */ -/*---------------------------------------------------------------------*/ - -/* public function prototype */ -int rt28xx_close(IN struct net_device *net_dev); -int rt28xx_open(struct net_device *net_dev); - -/* private function prototype */ -static int rt28xx_send_packets(IN struct sk_buff *skb_p, - IN struct net_device *net_dev); - -static 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) -{ - struct rt_rtmp_adapter *pAd = NULL; - - GET_PAD_FROM_NET_DEV(pAd, net_dev); - - /* Sanity check for pAd */ - if (pAd == NULL) - return 0; /* close ok */ - - netif_carrier_off(pAd->net_dev); - netif_stop_queue(pAd->net_dev); - - { - BOOLEAN Cancelled; - - if (INFRA_ON(pAd) && - (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST))) { - struct rt_mlme_disassoc_req DisReq; - struct rt_mlme_queue_elem *MsgElem = - kmalloc(sizeof(struct rt_mlme_queue_elem), - MEM_ALLOC_FLAG); - - if (MsgElem) { - 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(struct rt_mlme_disassoc_req); - NdisMoveMemory(MsgElem->Msg, &DisReq, - sizeof - (struct rt_mlme_disassoc_req)); - - /* 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); - } - - RTMPCancelTimer(&pAd->StaCfg.StaQuickResponeForRateUpTimer, - &Cancelled); - RTMPCancelTimer(&pAd->StaCfg.WpaDisassocAndBlockAssocTimer, - &Cancelled); - } - - 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) -{ - struct rt_rtmp_adapter *pAd = NULL; - - GET_PAD_FROM_NET_DEV(pAd, net_dev); - - /* 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(struct net_device *dev) -{ - struct net_device *net_dev = (struct net_device *)dev; - struct rt_rtmp_adapter *pAd = NULL; - BOOLEAN Cancelled; - u32 i = 0; - -#ifdef RTMP_MAC_USB - DECLARE_WAIT_QUEUE_HEAD_ONSTACK(unlink_wakeup); - DECLARE_WAITQUEUE(wait, current); -#endif /* RTMP_MAC_USB // */ - - GET_PAD_FROM_NET_DEV(pAd, net_dev); - - DBGPRINT(RT_DEBUG_TRACE, ("===> rt28xx_close\n")); - - Cancelled = FALSE; - /* Sanity check for pAd */ - if (pAd == NULL) - return 0; /* close ok */ - - { -#ifdef RTMP_MAC_PCI - RTMPPCIeLinkCtrlValueRestore(pAd, RESTORE_CLOSE); -#endif /* RTMP_MAC_PCI // */ - - /* If driver doesn't wake up firmware here, */ - /* NICLoadFirmware will hang forever when interface is up again. */ - if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE)) { - AsicForceWakeup(pAd, TRUE); - } -#ifdef RTMP_MAC_USB - RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_REMOVE_IN_PROGRESS); -#endif /* RTMP_MAC_USB // */ - - MlmeRadioOff(pAd); -#ifdef RTMP_MAC_PCI - pAd->bPCIclkOff = FALSE; -#endif /* RTMP_MAC_PCI // */ - } - - RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS); - - for (i = 0; i < NUM_OF_TX_RING; i++) { - while (pAd->DeQueueRunning[i] == TRUE) { - DBGPRINT(RT_DEBUG_TRACE, - ("Waiting for TxQueue[%d] done..........\n", - i)); - RTMPusecDelay(1000); - } - } - -#ifdef RTMP_MAC_USB - /* ensure there are no more active urbs. */ - add_wait_queue(&unlink_wakeup, &wait); - pAd->wait = &unlink_wakeup; - - /* maybe wait for deletions to finish. */ - i = 0; - /*while((i < 25) && atomic_read(&pAd->PendingRx) > 0) */ - while (i < 25) { - unsigned long IrqFlags; - - RTMP_IRQ_LOCK(&pAd->BulkInLock, IrqFlags); - if (pAd->PendingRx == 0) { - RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags); - break; - } - RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags); - - msleep(UNLINK_TIMEOUT_MS); /*Time in millisecond */ - i++; - } - pAd->wait = NULL; - remove_wait_queue(&unlink_wakeup, &wait); -#endif /* RTMP_MAC_USB // */ - - /* Stop Mlme state machine */ - MlmeHalt(pAd); - - /* Close net tasklets */ - RtmpNetTaskExit(pAd); - - { - MacTableReset(pAd); - } - - MeasureReqTabExit(pAd); - TpcReqTabExit(pAd); - - /* Close kernel threads */ - RtmpMgmtTaskExit(pAd); - -#ifdef RTMP_MAC_PCI - { - BOOLEAN brc; - /* unsigned long Value; */ - - if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_ACTIVE)) { - RTMP_ASIC_INTERRUPT_DISABLE(pAd); - } - /* Receive packets to clear DMA index after disable interrupt. */ - /* RTMPHandleRxDoneInterrupt(pAd); */ - /* put radio off to save power when driver unloads. After radiooff, can't write/read register, so need to finish all. */ - /* register access before Radio off. */ - - brc = RT28xxPciAsicRadioOff(pAd, RTMP_HALT, 0); - -/*In solution 3 of 3090F, the bPCIclkOff will be set to TRUE after calling RT28xxPciAsicRadioOff */ - pAd->bPCIclkOff = FALSE; - - if (brc == FALSE) { - DBGPRINT(RT_DEBUG_ERROR, - ("%s call RT28xxPciAsicRadioOff fail!\n", - __func__)); - } - } - -/* - if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_ACTIVE)) - { - RTMP_ASIC_INTERRUPT_DISABLE(pAd); - } - - // Disable Rx, register value supposed will remain after reset - NICIssueReset(pAd); -*/ -#endif /* RTMP_MAC_PCI // */ - - /* Free IRQ */ - if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE)) { -#ifdef RTMP_MAC_PCI - /* Deregister interrupt function */ - RtmpOSIRQRelease(net_dev); -#endif /* RTMP_MAC_PCI // */ - 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); - - /* Free BA reorder resource */ - ba_reordering_resource_release(pAd); - - RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_START_UP); - -/*+++Modify by woody to solve the bulk fail+++*/ - { - } - - DBGPRINT(RT_DEBUG_TRACE, ("<=== rt28xx_close\n")); - return 0; /* close ok */ -} /* End of rt28xx_close */ - -/* -======================================================================== -Routine Description: - Open raxx interface. - -Arguments: - *net_dev the raxx interface pointer - -Return Value: - 0 Open OK - otherwise Open Fail - -Note: -======================================================================== -*/ -int rt28xx_open(struct net_device *dev) -{ - struct net_device *net_dev = (struct net_device *)dev; - struct rt_rtmp_adapter *pAd = NULL; - int retval = 0; - /*struct os_cookie *pObj; */ - - GET_PAD_FROM_NET_DEV(pAd, net_dev); - - /* 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; - } - - if (net_dev->priv_flags == INT_MAIN) { - if (pAd->OpMode == OPMODE_STA) - net_dev->wireless_handlers = - (struct iw_handler_def *)&rt28xx_iw_handler_def; - } - /* Request interrupt service routine for PCI device */ - /* register the interrupt routine with the os */ - RtmpOSIRQRequest(net_dev); - - /* Init IRQ parameters stored in pAd */ - RTMP_IRQ_INIT(pAd); - - /* Chip & other init */ - if (rt28xx_init(pAd, mac, hostname) == FALSE) - goto err; - - /* Enable Interrupt */ - RTMP_IRQ_ENABLE(pAd); - - /* Now Enable RxTx */ - RTMPEnableRxTx(pAd); - RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_START_UP); - - { - u32 reg = 0; - RTMP_IO_READ32(pAd, 0x1300, ®); /* clear garbage interrupts */ - printk(KERN_DEBUG "0x1300 = %08x\n", reg); - } - - { -/* u32 reg; */ -/* u8 byte; */ -/* u16 tmp; */ - -/* RTMP_IO_READ32(pAd, XIFS_TIME_CFG, ®); */ - -/* tmp = 0x0805; */ -/* reg = (reg & 0xffff0000) | tmp; */ -/* RTMP_IO_WRITE32(pAd, XIFS_TIME_CFG, reg); */ - - } -#ifdef RTMP_MAC_PCI - RTMPInitPCIeLinkCtrlValue(pAd); -#endif /* RTMP_MAC_PCI // */ - - return retval; - -err: -/*+++Add by shiang, move from rt28xx_init() to here. */ - RtmpOSIRQRelease(net_dev); -/*---Add by shiang, move from rt28xx_init() to here. */ - 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, -}; - -struct net_device *RtmpPhyNetDevInit(struct rt_rtmp_adapter *pAd, - struct rt_rtmp_os_netdev_op_hook *pNetDevHook) -{ - struct net_device *net_dev = NULL; -/* int Status; */ - - net_dev = - RtmpOSNetDevCreate(pAd, INT_MAIN, 0, sizeof(struct rt_rtmp_adapter *), - INF_MAIN_DEV_NAME); - if (net_dev == NULL) { - printk - ("RtmpPhyNetDevInit(): creation failed for main physical net device!\n"); - return NULL; - } - - NdisZeroMemory((unsigned char *)pNetDevHook, - sizeof(struct rt_rtmp_os_netdev_op_hook)); - pNetDevHook->netdev_ops = &rt2860_netdev_ops; - pNetDevHook->priv_flags = INT_MAIN; - pNetDevHook->needProtcted = FALSE; - - net_dev->ml_priv = (void *)pAd; - pAd->net_dev = net_dev; - - return net_dev; - -} - -/* -======================================================================== -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; - struct rt_rtmp_adapter *pAd = NULL; - int status = NETDEV_TX_OK; - void *pPacket = (void *)skb; - - GET_PAD_FROM_NET_DEV(pAd, net_dev); - - /* RT2870STA does this in RTMPSendPackets() */ - - { - /* 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); - STASendPackets((void *)pAd, (void **)&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: -======================================================================== -*/ -static int rt28xx_send_packets(IN struct sk_buff *skb_p, - IN struct net_device *net_dev) -{ - struct rt_rtmp_adapter *pAd = NULL; - - GET_PAD_FROM_NET_DEV(pAd, net_dev); - - if (!(net_dev->flags & IFF_UP)) { - RELEASE_NDIS_PACKET(pAd, (void *)skb_p, - NDIS_STATUS_FAILURE); - return NETDEV_TX_OK; - } - - NdisZeroMemory((u8 *)&skb_p->cb[CB_OFF], 15); - RTMP_SET_PACKET_NET_DEVICE_MBSSID(skb_p, MAIN_MBSSID); - - return rt28xx_packet_xmit(skb_p); -} - -/* This function will be called when query /proc */ -struct iw_statistics *rt28xx_get_wireless_stats(IN struct net_device *net_dev) -{ - struct rt_rtmp_adapter *pAd = NULL; - - GET_PAD_FROM_NET_DEV(pAd, net_dev); - - DBGPRINT(RT_DEBUG_TRACE, ("rt28xx_get_wireless_stats --->\n")); - - pAd->iw_stats.status = 0; /* Status - device dependent for now */ - - /* link quality */ - if (pAd->OpMode == OPMODE_STA) - 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; -} - -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: - - ======================================================================== -*/ -static struct net_device_stats *RT28xx_get_ether_stats(IN struct net_device - *net_dev) -{ - struct rt_rtmp_adapter *pAd = NULL; - - if (net_dev) - GET_PAD_FROM_NET_DEV(pAd, net_dev); - - 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; -} - -BOOLEAN RtmpPhyNetDevExit(struct rt_rtmp_adapter *pAd, struct net_device *net_dev) -{ - - /* Unregister network device */ - if (net_dev != NULL) { - printk - ("RtmpOSNetDevDetach(): RtmpOSNetDeviceDetach(), dev->name=%s!\n", - net_dev->name); - RtmpOSNetDevDetach(net_dev); - } - - return TRUE; - -} - -/* -======================================================================== -Routine Description: - Allocate memory for adapter control block. - -Arguments: - pAd Pointer to our adapter - -Return Value: - NDIS_STATUS_SUCCESS - NDIS_STATUS_FAILURE - NDIS_STATUS_RESOURCES - -Note: -======================================================================== -*/ -int AdapterBlockAllocateMemory(void *handle, void ** ppAd) -{ - - *ppAd = vmalloc(sizeof(struct rt_rtmp_adapter)); - /* pci_alloc_consistent(pci_dev, sizeof(struct rt_rtmp_adapter), phy_addr); */ - - if (*ppAd) { - NdisZeroMemory(*ppAd, sizeof(struct rt_rtmp_adapter)); - ((struct rt_rtmp_adapter *)*ppAd)->OS_Cookie = handle; - return NDIS_STATUS_SUCCESS; - } else { - return NDIS_STATUS_FAILURE; - } -} |