diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/tlan.c | 294 | ||||
| -rw-r--r-- | drivers/net/tlan.h | 24 |
2 files changed, 203 insertions, 115 deletions
diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c index 01aa331e183..85246ed7cb9 100644 --- a/drivers/net/tlan.c +++ b/drivers/net/tlan.c @@ -13,8 +13,6 @@ * This software may be used and distributed according to the terms * of the GNU General Public License, incorporated herein by reference. * - ** This file is best viewed/edited with columns>=132. - * ** Useful (if not required) reading: * * Texas Instruments, ThunderLAN Programmer's Guide, @@ -236,9 +234,11 @@ static struct board { { "Compaq Netelligent 10 T PCI UTP", TLAN_ADAPTER_ACTIVITY_LED, 0x83 }, { "Compaq Netelligent 10/100 TX PCI UTP", TLAN_ADAPTER_ACTIVITY_LED, 0x83 }, { "Compaq Integrated NetFlex-3/P", TLAN_ADAPTER_NONE, 0x83 }, - { "Compaq NetFlex-3/P", TLAN_ADAPTER_UNMANAGED_PHY | TLAN_ADAPTER_BIT_RATE_PHY, 0x83 }, + { "Compaq NetFlex-3/P", + TLAN_ADAPTER_UNMANAGED_PHY | TLAN_ADAPTER_BIT_RATE_PHY, 0x83 }, { "Compaq NetFlex-3/P", TLAN_ADAPTER_NONE, 0x83 }, - { "Compaq Netelligent Integrated 10/100 TX UTP", TLAN_ADAPTER_ACTIVITY_LED, 0x83 }, + { "Compaq Netelligent Integrated 10/100 TX UTP", + TLAN_ADAPTER_ACTIVITY_LED, 0x83 }, { "Compaq Netelligent Dual 10/100 TX PCI UTP", TLAN_ADAPTER_NONE, 0x83 }, { "Compaq Netelligent 10/100 TX Embedded UTP", TLAN_ADAPTER_NONE, 0x83 }, { "Olicom OC-2183/2185", TLAN_ADAPTER_USE_INTERN_10, 0x83 }, @@ -246,8 +246,9 @@ static struct board { { "Olicom OC-2326", TLAN_ADAPTER_USE_INTERN_10, 0xF8 }, { "Compaq Netelligent 10/100 TX UTP", TLAN_ADAPTER_ACTIVITY_LED, 0x83 }, { "Compaq Netelligent 10 T/2 PCI UTP/Coax", TLAN_ADAPTER_NONE, 0x83 }, - { "Compaq NetFlex-3/E", TLAN_ADAPTER_ACTIVITY_LED | /* EISA card */ - TLAN_ADAPTER_UNMANAGED_PHY | TLAN_ADAPTER_BIT_RATE_PHY, 0x83 }, + { "Compaq NetFlex-3/E", + TLAN_ADAPTER_ACTIVITY_LED | /* EISA card */ + TLAN_ADAPTER_UNMANAGED_PHY | TLAN_ADAPTER_BIT_RATE_PHY, 0x83 }, { "Compaq NetFlex-3/E", TLAN_ADAPTER_ACTIVITY_LED, 0x83 }, /* EISA card */ }; @@ -292,7 +293,8 @@ static int TLan_Close( struct net_device *); static struct net_device_stats *TLan_GetStats( struct net_device *); static void TLan_SetMulticastList( struct net_device *); static int TLan_ioctl( struct net_device *dev, struct ifreq *rq, int cmd); -static int TLan_probe1( struct pci_dev *pdev, long ioaddr, int irq, int rev, const struct pci_device_id *ent); +static int TLan_probe1( struct pci_dev *pdev, long ioaddr, + int irq, int rev, const struct pci_device_id *ent); static void TLan_tx_timeout( struct net_device *dev); static void TLan_tx_timeout_work(struct work_struct *work); static int tlan_init_one( struct pci_dev *pdev, const struct pci_device_id *ent); @@ -439,7 +441,9 @@ static void __devexit tlan_remove_one( struct pci_dev *pdev) unregister_netdev( dev ); if ( priv->dmaStorage ) { - pci_free_consistent(priv->pciDev, priv->dmaSize, priv->dmaStorage, priv->dmaStorageDMA ); + pci_free_consistent(priv->pciDev, + priv->dmaSize, priv->dmaStorage, + priv->dmaStorageDMA ); } #ifdef CONFIG_PCI @@ -522,7 +526,8 @@ static int __devinit tlan_init_one( struct pci_dev *pdev, **************************************************************/ static int __devinit TLan_probe1(struct pci_dev *pdev, - long ioaddr, int irq, int rev, const struct pci_device_id *ent ) + long ioaddr, int irq, int rev, + const struct pci_device_id *ent ) { struct net_device *dev; @@ -608,8 +613,10 @@ static int __devinit TLan_probe1(struct pci_dev *pdev, /* Kernel parameters */ if (dev->mem_start) { priv->aui = dev->mem_start & 0x01; - priv->duplex = ((dev->mem_start & 0x06) == 0x06) ? 0 : (dev->mem_start & 0x06) >> 1; - priv->speed = ((dev->mem_start & 0x18) == 0x18) ? 0 : (dev->mem_start & 0x18) >> 3; + priv->duplex = ((dev->mem_start & 0x06) == 0x06) ? 0 + : (dev->mem_start & 0x06) >> 1; + priv->speed = ((dev->mem_start & 0x18) == 0x18) ? 0 + : (dev->mem_start & 0x18) >> 3; if (priv->speed == 0x1) { priv->speed = TLAN_SPEED_10; @@ -689,7 +696,8 @@ static void TLan_Eisa_Cleanup(void) dev = TLan_Eisa_Devices; priv = netdev_priv(dev); if (priv->dmaStorage) { - pci_free_consistent(priv->pciDev, priv->dmaSize, priv->dmaStorage, priv->dmaStorageDMA ); + pci_free_consistent(priv->pciDev, priv->dmaSize, + priv->dmaStorage, priv->dmaStorageDMA ); } release_region( dev->base_addr, 0x10); unregister_netdev( dev ); @@ -744,8 +752,10 @@ static void __init TLan_EisaProbe (void) /* Loop through all slots of the EISA bus */ for (ioaddr = 0x1000; ioaddr < 0x9000; ioaddr += 0x1000) { - TLAN_DBG(TLAN_DEBUG_PROBE,"EISA_ID 0x%4x: 0x%4x\n", (int) ioaddr + 0xC80, inw(ioaddr + EISA_ID)); - TLAN_DBG(TLAN_DEBUG_PROBE,"EISA_ID 0x%4x: 0x%4x\n", (int) ioaddr + 0xC82, inw(ioaddr + EISA_ID2)); + TLAN_DBG(TLAN_DEBUG_PROBE,"EISA_ID 0x%4x: 0x%4x\n", + (int) ioaddr + 0xC80, inw(ioaddr + EISA_ID)); + TLAN_DBG(TLAN_DEBUG_PROBE,"EISA_ID 0x%4x: 0x%4x\n", + (int) ioaddr + 0xC82, inw(ioaddr + EISA_ID2)); TLAN_DBG(TLAN_DEBUG_PROBE, "Probing for EISA adapter at IO: 0x%4x : ", @@ -872,9 +882,12 @@ static int TLan_Init( struct net_device *dev ) if ( bbuf ) { priv->rxBuffer = (u8 *) ( priv->txList + TLAN_NUM_TX_LISTS ); - priv->rxBufferDMA =priv->txListDMA + sizeof(TLanList) * TLAN_NUM_TX_LISTS; - priv->txBuffer = priv->rxBuffer + ( TLAN_NUM_RX_LISTS * TLAN_MAX_FRAME_SIZE ); - priv->txBufferDMA = priv->rxBufferDMA + ( TLAN_NUM_RX_LISTS * TLAN_MAX_FRAME_SIZE ); + priv->rxBufferDMA =priv->txListDMA + + sizeof(TLanList) * TLAN_NUM_TX_LISTS; + priv->txBuffer = priv->rxBuffer + + ( TLAN_NUM_RX_LISTS * TLAN_MAX_FRAME_SIZE ); + priv->txBufferDMA = priv->rxBufferDMA + + ( TLAN_NUM_RX_LISTS * TLAN_MAX_FRAME_SIZE ); } err = 0; @@ -938,7 +951,8 @@ static int TLan_Open( struct net_device *dev ) dev->name, dev ); if ( err ) { - printk(KERN_ERR "TLAN: Cannot open %s because IRQ %d is already in use.\n", dev->name, dev->irq ); + pr_err("TLAN: Cannot open %s because IRQ %d is already in use.\n", + dev->name, dev->irq ); return err; } @@ -952,7 +966,8 @@ static int TLan_Open( struct net_device *dev ) TLan_ReadAndClearStats( dev, TLAN_IGNORE ); TLan_ResetAdapter( dev ); - TLAN_DBG( TLAN_DEBUG_GNRL, "%s: Opened. TLAN Chip Rev: %x\n", dev->name, priv->tlanRev ); + TLAN_DBG( TLAN_DEBUG_GNRL, "%s: Opened. TLAN Chip Rev: %x\n", + dev->name, priv->tlanRev ); return 0; @@ -990,14 +1005,16 @@ static int TLan_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) case SIOCGMIIREG: /* Read MII PHY register. */ - TLan_MiiReadReg(dev, data->phy_id & 0x1f, data->reg_num & 0x1f, &data->val_out); + TLan_MiiReadReg(dev, data->phy_id & 0x1f, + data->reg_num & 0x1f, &data->val_out); return 0; case SIOCSMIIREG: /* Write MII PHY register. */ if (!capable(CAP_NET_ADMIN)) return -EPERM; - TLan_MiiWriteReg(dev, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in); + TLan_MiiWriteReg(dev, data->phy_id & 0x1f, + data->reg_num & 0x1f, data->val_in); return 0; default: return -EOPNOTSUPP; @@ -1082,7 +1099,8 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) unsigned long flags; if ( ! priv->phyOnline ) { - TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: %s PHY is not ready\n", dev->name ); + TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: %s PHY is not ready\n", + dev->name ); dev_kfree_skb_any(skb); return 0; } @@ -1094,7 +1112,9 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) tail_list_phys = priv->txListDMA + sizeof(TLanList) * priv->txTail; if ( tail_list->cStat != TLAN_CSTAT_UNUSED ) { - TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: %s is busy (Head=%d Tail=%d)\n", dev->name, priv->txHead, priv->txTail ); + TLAN_DBG( TLAN_DEBUG_TX, + "TRANSMIT: %s is busy (Head=%d Tail=%d)\n", + dev->name, priv->txHead, priv->txTail ); netif_stop_queue(dev); priv->txBusyCount++; return 1; @@ -1106,7 +1126,9 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) tail_buffer = priv->txBuffer + ( priv->txTail * TLAN_MAX_FRAME_SIZE ); skb_copy_from_linear_data(skb, tail_buffer, skb->len); } else { - tail_list->buffer[0].address = pci_map_single(priv->pciDev, skb->data, skb->len, PCI_DMA_TODEVICE); + tail_list->buffer[0].address = pci_map_single(priv->pciDev, + skb->data, skb->len, + PCI_DMA_TODEVICE); TLan_StoreSKB(tail_list, skb); } @@ -1119,15 +1141,19 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) tail_list->cStat = TLAN_CSTAT_READY; if ( ! priv->txInProgress ) { priv->txInProgress = 1; - TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: Starting TX on buffer %d\n", priv->txTail ); + TLAN_DBG( TLAN_DEBUG_TX, + "TRANSMIT: Starting TX on buffer %d\n", priv->txTail ); outl( tail_list_phys, dev->base_addr + TLAN_CH_PARM ); outl( TLAN_HC_GO, dev->base_addr + TLAN_HOST_CMD ); } else { - TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: Adding buffer %d to TX channel\n", priv->txTail ); + TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: Adding buffer %d to TX channel\n", + priv->txTail ); if ( priv->txTail == 0 ) { - ( priv->txList + ( TLAN_NUM_TX_LISTS - 1 ) )->forward = tail_list_phys; + ( priv->txList + ( TLAN_NUM_TX_LISTS - 1 ) )->forward + = tail_list_phys; } else { - ( priv->txList + ( priv->txTail - 1 ) )->forward = tail_list_phys; + ( priv->txList + ( priv->txTail - 1 ) )->forward + = tail_list_phys; } } spin_unlock_irqrestore(&priv->lock, flags); @@ -1260,8 +1286,10 @@ static struct net_device_stats *TLan_GetStats( struct net_device *dev ) /* Should only read stats if open ? */ TLan_ReadAndClearStats( dev, TLAN_RECORD ); - TLAN_DBG( TLAN_DEBUG_RX, "RECEIVE: %s EOC count = %d\n", dev->name, priv->rxEocCount ); - TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: %s Busy count = %d\n", dev->name, priv->txBusyCount ); + TLAN_DBG( TLAN_DEBUG_RX, "RECEIVE: %s EOC count = %d\n", dev->name, + priv->rxEocCount ); + TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: %s Busy count = %d\n", dev->name, + priv->txBusyCount ); if ( debug & TLAN_DEBUG_GNRL ) { TLan_PrintDio( dev->base_addr ); TLan_PhyPrint( dev ); @@ -1311,10 +1339,12 @@ static void TLan_SetMulticastList( struct net_device *dev ) if ( dev->flags & IFF_PROMISC ) { tmp = TLan_DioRead8( dev->base_addr, TLAN_NET_CMD ); - TLan_DioWrite8( dev->base_addr, TLAN_NET_CMD, tmp | TLAN_NET_CMD_CAF ); + TLan_DioWrite8( dev->base_addr, + TLAN_NET_CMD, tmp | TLAN_NET_CMD_CAF ); } else { tmp = TLan_DioRead8( dev->base_addr, TLAN_NET_CMD ); - TLan_DioWrite8( dev->base_addr, TLAN_NET_CMD, tmp & ~TLAN_NET_CMD_CAF ); + TLan_DioWrite8( dev->base_addr, + TLAN_NET_CMD, tmp & ~TLAN_NET_CMD_CAF ); if ( dev->flags & IFF_ALLMULTI ) { for ( i = 0; i < 3; i++ ) TLan_SetMac( dev, i + 1, NULL ); @@ -1323,7 +1353,8 @@ static void TLan_SetMulticastList( struct net_device *dev ) } else { for ( i = 0; i < dev->mc_count; i++ ) { if ( i < 3 ) { - TLan_SetMac( dev, i + 1, (char *) &dmi->dmi_addr ); + TLan_SetMac( dev, i + 1, + (char *) &dmi->dmi_addr ); } else { offset = TLan_HashFunc( (u8 *) &dmi->dmi_addr ); if ( offset < 32 ) @@ -1390,14 +1421,16 @@ static u32 TLan_HandleTxEOF( struct net_device *dev, u16 host_int ) u32 ack = 0; u16 tmpCStat; - TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: Handling TX EOF (Head=%d Tail=%d)\n", priv->txHead, priv->txTail ); + TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: Handling TX EOF (Head=%d Tail=%d)\n", + priv->txHead, priv->txTail ); head_list = priv->txList + priv->txHead; while (((tmpCStat = head_list->cStat ) & TLAN_CSTAT_FRM_CMP) && (ack < 255)) { ack++; if ( ! bbuf ) { struct sk_buff *skb = TLan_GetSKB(head_list); - pci_unmap_single(priv->pciDev, head_list->buffer[0].address, skb->len, PCI_DMA_TODEVICE); + pci_unmap_single(priv->pciDev, head_list->buffer[0].address, + skb->len, PCI_DMA_TODEVICE); dev_kfree_skb_any(skb); head_list->buffer[8].address = 0; head_list->buffer[9].address = 0; @@ -1418,7 +1451,9 @@ static u32 TLan_HandleTxEOF( struct net_device *dev, u16 host_int ) printk(KERN_INFO "TLAN: Received interrupt for uncompleted TX frame.\n"); if ( eoc ) { - TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: Handling TX EOC (Head=%d Tail=%d)\n", priv->txHead, priv->txTail ); + TLAN_DBG( TLAN_DEBUG_TX, + "TRANSMIT: Handling TX EOC (Head=%d Tail=%d)\n", + priv->txHead, priv->txTail ); head_list = priv->txList + priv->txHead; head_list_phys = priv->txListDMA + sizeof(TLanList) * priv->txHead; if ( ( head_list->cStat & TLAN_CSTAT_READY ) == TLAN_CSTAT_READY ) { @@ -1430,7 +1465,8 @@ static u32 TLan_HandleTxEOF( struct net_device *dev, u16 host_int ) } if ( priv->adapter->flags & TLAN_ADAPTER_ACTIVITY_LED ) { - TLan_DioWrite8( dev->base_addr, TLAN_LED_REG, TLAN_LED_LINK | TLAN_LED_ACT ); + TLan_DioWrite8( dev->base_addr, + TLAN_LED_REG, TLAN_LED_LINK | TLAN_LED_ACT ); if ( priv->timer.function == NULL ) { priv->timer.function = &TLan_Timer; priv->timer.data = (unsigned long) dev; @@ -1515,7 +1551,8 @@ static u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int ) u16 tmpCStat; dma_addr_t head_list_phys; - TLAN_DBG( TLAN_DEBUG_RX, "RECEIVE: Handling RX EOF (Head=%d Tail=%d)\n", priv->rxHead, priv->rxTail ); + TLAN_DBG( TLAN_DEBUG_RX, "RECEIVE: Handling RX EOF (Head=%d Tail=%d)\n", + priv->rxHead, priv->rxTail ); head_list = priv->rxList + priv->rxHead; head_list_phys = priv->rxListDMA + sizeof(TLanList) * priv->rxHead; @@ -1528,41 +1565,48 @@ static u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int ) if (bbuf) { skb = netdev_alloc_skb(dev, frameSize + 7); - if ( skb ) { - head_buffer = priv->rxBuffer + (priv->rxHead * TLAN_MAX_FRAME_SIZE); - skb_reserve(skb, 2); - pci_dma_sync_single_for_cpu(priv->pciDev, - frameDma, frameSize, - PCI_DMA_FROMDEVICE); - skb_copy_from_linear_data(skb, head_buffer, frameSize); - skb_put(skb, frameSize); - dev->stats.rx_bytes += frameSize; - - skb->protocol = eth_type_trans( skb, dev ); - netif_rx( skb ); - } + if ( !skb ) + goto drop_and_reuse; + + head_buffer = priv->rxBuffer + + (priv->rxHead * TLAN_MAX_FRAME_SIZE); + skb_reserve(skb, 2); + pci_dma_sync_single_for_cpu(priv->pciDev, + frameDma, frameSize, + PCI_DMA_FROMDEVICE); + skb_copy_from_linear_data(skb, head_buffer, frameSize); + skb_put(skb, frameSize); + dev->stats.rx_bytes += frameSize; + + skb->protocol = eth_type_trans( skb, dev ); + netif_rx( skb ); } else { struct sk_buff *new_skb; new_skb = netdev_alloc_skb(dev, TLAN_MAX_FRAME_SIZE + 7 ); - if ( new_skb ) { - skb = TLan_GetSKB(head_list); - pci_unmap_single(priv->pciDev, frameDma, TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE); - skb_put( skb, frameSize ); + if ( !new_skb ) + goto drop_and_reuse; - dev->stats.rx_bytes += frameSize; + skb = TLan_GetSKB(head_list); + pci_unmap_single(priv->pciDev, frameDma, + TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE); + skb_put( skb, frameSize ); - skb->protocol = eth_type_trans( skb, dev ); - netif_rx( skb ); + dev->stats.rx_bytes += frameSize; - skb_reserve( new_skb, NET_IP_ALIGN ); - head_list->buffer[0].address = pci_map_single(priv->pciDev, new_skb->data, TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE); + skb->protocol = eth_type_trans( skb, dev ); + netif_rx( skb ); - TLan_StoreSKB(head_list, new_skb); - } + skb_reserve( new_skb, NET_IP_ALIGN ); + head_list->buffer[0].address = pci_map_single(priv->pciDev, + new_skb->data, + TLAN_MAX_FRAME_SIZE, + PCI_DMA_FROMDEVICE); - } + TLan_StoreSKB(head_list, new_skb); + } +drop_and_reuse: head_list->forward = 0; head_list->cStat = 0; tail_list = priv->rxList + priv->rxTail; @@ -1578,10 +1622,10 @@ static u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int ) printk(KERN_INFO "TLAN: Received interrupt for uncompleted RX frame.\n"); - - if ( eoc ) { - TLAN_DBG( TLAN_DEBUG_RX, "RECEIVE: Handling RX EOC (Head=%d Tail=%d)\n", priv->rxHead, priv->rxTail ); + TLAN_DBG( TLAN_DEBUG_RX, + "RECEIVE: Handling RX EOC (Head=%d Tail=%d)\n", + priv->rxHead, priv->rxTail ); head_list = priv->rxList + priv->rxHead; head_list_phys = priv->rxListDMA + sizeof(TLanList) * priv->rxHead; outl(head_list_phys, dev->base_addr + TLAN_CH_PARM ); @@ -1590,7 +1634,8 @@ static u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int ) } if ( priv->adapter->flags & TLAN_ADAPTER_ACTIVITY_LED ) { - TLan_DioWrite8( dev->base_addr, TLAN_LED_REG, TLAN_LED_LINK | TLAN_LED_ACT ); + TLan_DioWrite8( dev->base_addr, + TLAN_LED_REG, TLAN_LED_LINK | TLAN_LED_ACT ); if ( priv->timer.function == NULL ) { priv->timer.function = &TLan_Timer; priv->timer.data = (unsigned long) dev; @@ -1668,7 +1713,9 @@ static u32 TLan_HandleTxEOC( struct net_device *dev, u16 host_int ) host_int = 0; if ( priv->tlanRev < 0x30 ) { - TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: Handling TX EOC (Head=%d Tail=%d) -- IRQ\n", priv->txHead, priv->txTail ); + TLAN_DBG( TLAN_DEBUG_TX, + "TRANSMIT: Handling TX EOC (Head=%d Tail=%d) -- IRQ\n", + priv->txHead, priv->txTail ); head_list = priv->txList + priv->txHead; head_list_phys = priv->txListDMA + sizeof(TLanList) * priv->txHead; if ( ( head_list->cStat & TLAN_CSTAT_READY ) == TLAN_CSTAT_READY ) { @@ -1736,15 +1783,18 @@ static u32 TLan_HandleStatusCheck( struct net_device *dev, u16 host_int ) net_sts = TLan_DioRead8( dev->base_addr, TLAN_NET_STS ); if ( net_sts ) { TLan_DioWrite8( dev->base_addr, TLAN_NET_STS, net_sts ); - TLAN_DBG( TLAN_DEBUG_GNRL, "%s: Net_Sts = %x\n", dev->name, (unsigned) net_sts ); + TLAN_DBG( TLAN_DEBUG_GNRL, "%s: Net_Sts = %x\n", + dev->name, (unsigned) net_sts ); } if ( ( net_sts & TLAN_NET_STS_MIRQ ) && ( priv->phyNum == 0 ) ) { TLan_MiiReadReg( dev, phy, TLAN_TLPHY_STS, &tlphy_sts ); TLan_MiiReadReg( dev, phy, TLAN_TLPHY_CTL, &tlphy_ctl ); - if ( ! ( tlphy_sts & TLAN_TS_POLOK ) && ! ( tlphy_ctl & TLAN_TC_SWAPOL ) ) { + if ( ! ( tlphy_sts & TLAN_TS_POLOK ) && + ! ( tlphy_ctl & TLAN_TC_SWAPOL ) ) { tlphy_ctl |= TLAN_TC_SWAPOL; TLan_MiiWriteReg( dev, phy, TLAN_TLPHY_CTL, tlphy_ctl); - } else if ( ( tlphy_sts & TLAN_TS_POLOK ) && ( tlphy_ctl & TLAN_TC_SWAPOL ) ) { + } else if ( ( tlphy_sts & TLAN_TS_POLOK ) + && ( tlphy_ctl & TLAN_TC_SWAPOL ) ) { tlphy_ctl &= ~TLAN_TC_SWAPOL; TLan_MiiWriteReg( dev, phy, TLAN_TLPHY_CTL, tlphy_ctl); } @@ -1789,7 +1839,9 @@ static u32 TLan_HandleRxEOC( struct net_device *dev, u16 host_int ) u32 ack = 1; if ( priv->tlanRev < 0x30 ) { - TLAN_DBG( TLAN_DEBUG_RX, "RECEIVE: Handling RX EOC (Head=%d Tail=%d) -- IRQ\n", priv->rxHead, priv->rxTail ); + TLAN_DBG( TLAN_DEBUG_RX, + "RECEIVE: Handling RX EOC (Head=%d Tail=%d) -- IRQ\n", + priv->rxHead, priv->rxTail ); head_list_phys = priv->rxListDMA + sizeof(TLanList) * priv->rxHead; outl( head_list_phys, dev->base_addr + TLAN_CH_PARM ); ack |= TLAN_HC_GO | TLAN_HC_RT; @@ -1880,10 +1932,12 @@ static void TLan_Timer( unsigned long data ) if ( priv->timer.function == NULL ) { elapsed = jiffies - priv->timerSetAt; if ( elapsed >= TLAN_TIMER_ACT_DELAY ) { - TLan_DioWrite8( dev->base_addr, TLAN_LED_REG, TLAN_LED_LINK ); + TLan_DioWrite8( dev->base_addr, + TLAN_LED_REG, TLAN_LED_LINK ); } else { priv->timer.function = &TLan_Timer; - priv->timer.expires = priv->timerSetAt + TLAN_TIMER_ACT_DELAY; + priv->timer.expires = priv->timerSetAt + + TLAN_TIMER_ACT_DELAY; spin_unlock_irqrestore(&priv->lock, flags); add_timer( &priv->timer ); break; @@ -1938,7 +1992,8 @@ static void TLan_ResetLists( struct net_device *dev ) list = priv->txList + i; list->cStat = TLAN_CSTAT_UNUSED; if ( bbuf ) { - list->buffer[0].address = priv->txBufferDMA + ( i * TLAN_MAX_FRAME_SIZE ); + list->buffer[0].address = priv->txBufferDMA + + ( i * TLAN_MAX_FRAME_SIZE ); } else { list->buffer[0].address = 0; } @@ -1957,16 +2012,19 @@ static void TLan_ResetLists( struct net_device *dev ) list->frameSize = TLAN_MAX_FRAME_SIZE; list->buffer[0].count = TLAN_MAX_FRAME_SIZE | TLAN_LAST_BUFFER; if ( bbuf ) { - list->buffer[0].address = priv->rxBufferDMA + ( i * TLAN_MAX_FRAME_SIZE ); + list->buffer[0].address = priv->rxBufferDMA + + ( i * TLAN_MAX_FRAME_SIZE ); } else { skb = netdev_alloc_skb(dev, TLAN_MAX_FRAME_SIZE + 7 ); if ( !skb ) { - printk( "TLAN: Couldn't allocate memory for received data.\n" ); + pr_err("TLAN: out of memory for received data.\n" ); break; } skb_reserve( skb, NET_IP_ALIGN ); - list->buffer[0].address = pci_map_single(priv->pciDev, t, TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE); + list->buffer[0].address = pci_map_single(priv->pciDev, t, + TLAN_MAX_FRAME_SIZE, + PCI_DMA_FROMDEVICE); TLan_StoreSKB(list, skb); } list->buffer[1].count = 0; @@ -1996,7 +2054,9 @@ static void TLan_FreeLists( struct net_device *dev ) list = priv->txList + i; skb = TLan_GetSKB(list); if ( skb ) { - pci_unmap_single(priv->pciDev, list->buffer[0].address, skb->len, PCI_DMA_TODEVICE); + pci_unmap_single(priv->pciDev, + list->buffer[0].address, skb->len, + PCI_DMA_TODEVICE); dev_kfree_skb_any( skb ); list->buffer[8].address = 0; list->buffer[9].address = 0; @@ -2007,7 +2067,10 @@ static void TLan_FreeLists( struct net_device *dev ) list = priv->rxList + i; skb = TLan_GetSKB(list); if ( skb ) { - pci_unmap_single(priv->pciDev, list->buffer[0].address, TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE); + pci_unmap_single(priv->pciDev, + list->buffer[0].address, + TLAN_MAX_FRAME_SIZE, + PCI_DMA_FROMDEVICE); dev_kfree_skb_any( skb ); list->buffer[8].address = 0; list->buffer[9].address = 0; @@ -2038,7 +2101,8 @@ static void TLan_PrintDio( u16 io_base ) u32 data0, data1; int i; - printk( "TLAN: Contents of internal registers for io base 0x%04hx.\n", io_base ); + printk( "TLAN: Contents of internal registers for io base 0x%04hx.\n", + io_base ); printk( "TLAN: Off. +0 +4\n" ); for ( i = 0; i < 0x4C; i+= 8 ) { data0 = TLan_DioRead32( io_base, i ); @@ -2078,7 +2142,8 @@ static void TLan_PrintList( TLanList *list, char *type, int num) printk( "TLAN: Frame Size = 0x%04hx\n", list->frameSize ); /* for ( i = 0; i < 10; i++ ) { */ for ( i = 0; i < 2; i++ ) { - printk( "TLAN: Buffer[%d].count, addr = 0x%08x, 0x%08x\n", i, list->buffer[i].count, list->buffer[i].address ); + printk( "TLAN: Buffer[%d].count, addr = 0x%08x, 0x%08x\n", + i, list->buffer[i].count, list->buffer[i].address ); } } /* TLan_PrintList */ @@ -2294,14 +2359,16 @@ TLan_FinishReset( struct net_device *dev ) TLan_MiiReadReg( dev, phy, MII_GEN_ID_HI, &tlphy_id1 ); TLan_MiiReadReg( dev, phy, MII_GEN_ID_LO, &tlphy_id2 ); - if ( ( priv->adapter->flags & TLAN_ADAPTER_UNMANAGED_PHY ) || ( priv->aui ) ) { + if ( ( priv->adapter->flags & TLAN_ADAPTER_UNMANAGED_PHY ) || + ( priv->aui ) ) { status = MII_GS_LINK; printk( "TLAN: %s: Link forced.\n", dev->name ); } else { TLan_MiiReadReg( dev, phy, MII_GEN_STS, &status ); udelay( 1000 ); TLan_MiiReadReg( dev, phy, MII_GEN_STS, &status ); - if ( (status & MII_GS_LINK) && /* We only support link info on Nat.Sem. PHY's */ + if ( (status & MII_GS_LINK) && + /* We only support link info on Nat.Sem. PHY's */ (tlphy_id1 == NAT_SEM_ID1) && (tlphy_id2 == NAT_SEM_ID2) ) { TLan_MiiReadReg( dev, phy, MII_AN_LPA, &partner ); @@ -2310,12 +2377,12 @@ TLan_FinishReset( struct net_device *dev ) printk( "TLAN: %s: Link active with ", dev->name ); if (!(tlphy_par & TLAN_PHY_AN_EN_STAT)) { printk( "forced 10%sMbps %s-Duplex\n", - tlphy_par & TLAN_PHY_SPEED_100 ? "" : "0", - tlphy_par & TLAN_PHY_DUPLEX_FULL ? "Full" : "Half"); + tlphy_par & TLAN_PHY_SPEED_100 ? "" : "0", + tlphy_par & TLAN_PHY_DUPLEX_FULL ? "Full" : "Half"); } else { printk( "AutoNegotiation enabled, at 10%sMbps %s-Duplex\n", - tlphy_par & TLAN_PHY_SPEED_100 ? "" : "0", - tlphy_par & TLAN_PHY_DUPLEX_FULL ? "Full" : "Half"); + tlphy_par & TLAN_PHY_SPEED_100 ? "" : "0", + tlphy_par & TLAN_PHY_DUPLEX_FULL ? "Full" : "Half"); printk("TLAN: Partner capability: "); for (i = 5; i <= 10; i++) if (partner & (1<<i)) @@ -2356,7 +2423,8 @@ TLan_FinishReset( struct net_device *dev ) outl( TLAN_HC_GO | TLAN_HC_RT, dev->base_addr + TLAN_HOST_CMD ); netif_carrier_on(dev); } else { - printk( "TLAN: %s: Link inactive, will retry in 10 secs...\n", dev->name ); + printk( "TLAN: %s: Link inactive, will retry in 10 secs...\n", + dev->name ); TLan_SetTimer( dev, (10*HZ), TLAN_TIMER_FINISH_RESET ); return; } @@ -2396,10 +2464,12 @@ static void TLan_SetMac( struct net_device *dev, int areg, char *mac ) if ( mac != NULL ) { for ( i = 0; i < 6; i++ ) - TLan_DioWrite8( dev->base_addr, TLAN_AREG_0 + areg + i, mac[i] ); + TLan_DioWrite8( dev->base_addr, + TLAN_AREG_0 + areg + i, mac[i] ); } else { for ( i = 0; i < 6; i++ ) - TLan_DioWrite8( dev->base_addr, TLAN_AREG_0 + areg + i, 0 ); + TLan_DioWrite8( dev->base_addr, + TLAN_AREG_0 + areg + i, 0 ); } } /* TLan_SetMac */ @@ -2505,9 +2575,13 @@ static void TLan_PhyDetect( struct net_device *dev ) TLan_MiiReadReg( dev, phy, MII_GEN_CTL, &control ); TLan_MiiReadReg( dev, phy, MII_GEN_ID_HI, &hi ); TLan_MiiReadReg( dev, phy, MII_GEN_ID_LO, &lo ); - if ( ( control != 0xFFFF ) || ( hi != 0xFFFF ) || ( lo != 0xFFFF ) ) { - TLAN_DBG( TLAN_DEBUG_GNRL, "PHY found at %02x %04x %04x %04x\n", phy, control, hi, lo ); - if ( ( priv->phy[1] == TLAN_PHY_NONE ) && ( phy != TLAN_PHY_MAX_ADDR ) ) { + if ( ( control != 0xFFFF ) || + ( hi != 0xFFFF ) || ( lo != 0xFFFF ) ) { + TLAN_DBG( TLAN_DEBUG_GNRL, + "PHY found at %02x %04x %04x %04x\n", + phy, control, hi, lo ); + if ( ( priv->phy[1] == TLAN_PHY_NONE ) && + ( phy != TLAN_PHY_MAX_ADDR ) ) { priv->phy[1] = phy; } } @@ -2535,7 +2609,9 @@ static void TLan_PhyPowerDown( struct net_device *dev ) value = MII_GC_PDOWN | MII_GC_LOOPBK | MII_GC_ISOLATE; TLan_MiiSync( dev->base_addr ); TLan_MiiWriteReg( dev, priv->phy[priv->phyNum], MII_GEN_CTL, value ); - if ( ( priv->phyNum == 0 ) && ( priv->phy[1] != TLAN_PHY_NONE ) && ( ! ( priv->adapter->flags & TLAN_ADAPTER_USE_INTERN_10 ) ) ) { + if ( ( priv->phyNum == 0 ) && + ( priv->phy[1] != TLAN_PHY_NONE ) && + ( ! ( priv->adapter->flags & TLAN_ADAPTER_USE_INTERN_10 ) ) ) { TLan_MiiSync( dev->base_addr ); TLan_MiiWriteReg( dev, priv->phy[1], MII_GEN_CTL, value ); } @@ -2708,10 +2784,10 @@ static void TLan_PhyFinishAutoNeg( struct net_device *dev ) * more time. Perhaps we should fail after a while. */ if (!priv->neg_be_verbose++) { - printk(KERN_INFO "TLAN: Giving autonegotiation more time.\n"); - printk(KERN_INFO "TLAN: Please check that your adapter has\n"); - printk(KERN_INFO "TLAN: been properly connected to a HUB or Switch.\n"); - printk(KERN_INFO "TLAN: Trying to establish link in the background...\n"); + pr_info("TLAN: Giving autonegotiation more time.\n"); + pr_info("TLAN: Please check that your adapter has\n"); + pr_info("TLAN: been properly connected to a HUB or Switch.\n"); + pr_info("TLAN: Trying to establish link in the background...\n"); } TLan_SetTimer( dev, (8*HZ), TLAN_TIMER_PHY_FINISH_AN ); return; @@ -2727,7 +2803,9 @@ static void TLan_PhyFinishAutoNeg( struct net_device *dev ) priv->tlanFullDuplex = TRUE; } - if ( ( ! ( mode & 0x0180 ) ) && ( priv->adapter->flags & TLAN_ADAPTER_USE_INTERN_10 ) && ( priv->phyNum != 0 ) ) { + if ( ( ! ( mode & 0x0180 ) ) && + ( priv->adapter->flags & TLAN_ADAPTER_USE_INTERN_10 ) && + ( priv->phyNum != 0 ) ) { priv->phyNum = 0; data = TLAN_NET_CFG_1FRAG | TLAN_NET_CFG_1CHAN | TLAN_NET_CFG_PHY_EN; TLan_DioWrite16( dev->base_addr, TLAN_NET_CONFIG, data ); @@ -2736,12 +2814,14 @@ static void TLan_PhyFinishAutoNeg( struct net_device *dev ) } if ( priv->phyNum == 0 ) { - if ( ( priv->duplex == TLAN_DUPLEX_FULL ) || ( an_adv & an_lpa & 0x0040 ) ) { - TLan_MiiWriteReg( dev, phy, MII_GEN_CTL, MII_GC_AUTOENB | MII_GC_DUPLEX ); - printk( "TLAN: Starting internal PHY with FULL-DUPLEX\n" ); + if ( ( priv->duplex == TLAN_DUPLEX_FULL ) || + ( an_adv & an_lpa & 0x0040 ) ) { + TLan_MiiWriteReg( dev, phy, MII_GEN_CTL, + MII_GC_AUTOENB | MII_GC_DUPLEX ); + pr_info("TLAN: Starting internal PHY with FULL-DUPLEX\n" ); } else { TLan_MiiWriteReg( dev, phy, MII_GEN_CTL, MII_GC_AUTOENB ); - printk( "TLAN: Starting internal PHY with HALF-DUPLEX\n" ); + pr_info( "TLAN: Starting internal PHY with HALF-DUPLEX\n" ); } } @@ -3149,7 +3229,8 @@ static int TLan_EeSendByte( u16 io_base, u8 data, int stop ) TLan_SetBit( TLAN_NET_SIO_ETXEN, sio ); if ( ( ! err ) && stop ) { - TLan_ClearBit( TLAN_NET_SIO_EDATA, sio ); /* STOP, raise data while clock is high */ + /* STOP, raise data while clock is high */ + TLan_ClearBit( TLAN_NET_SIO_EDATA, sio ); TLan_SetBit( TLAN_NET_SIO_ECLOK, sio ); TLan_SetBit( TLAN_NET_SIO_EDATA, sio ); } @@ -3212,7 +3293,8 @@ static void TLan_EeReceiveByte( u16 io_base, u8 *data, int stop ) TLan_SetBit( TLAN_NET_SIO_EDATA, sio ); /* No ack = 1 (?) */ TLan_SetBit( TLAN_NET_SIO_ECLOK, sio ); TLan_ClearBit( TLAN_NET_SIO_ECLOK, sio ); - TLan_ClearBit( TLAN_NET_SIO_EDATA, sio ); /* STOP, raise data while clock is high */ + /* STOP, raise data while clock is high */ + TLan_ClearBit( TLAN_NET_SIO_EDATA, sio ); TLan_SetBit( TLAN_NET_SIO_ECLOK, sio ); TLan_SetBit( TLAN_NET_SIO_EDATA, sio ); } diff --git a/drivers/net/tlan.h b/drivers/net/tlan.h index 2c0abfb0c64..4b82f283e98 100644 --- a/drivers/net/tlan.h +++ b/drivers/net/tlan.h @@ -13,8 +13,6 @@ * This software may be used and distributed according to the terms * of the GNU General Public License, incorporated herein by reference. * - ** This file is best viewed/edited with tabstop=4, colums>=132 - * * * Dec 10, 1999 Torben Mathiasen <torben.mathiasen@compaq.com> * New Maintainer @@ -45,7 +43,9 @@ #define TLAN_IGNORE 0 #define TLAN_RECORD 1 -#define TLAN_DBG(lvl, format, args...) if (debug&lvl) printk(KERN_DEBUG "TLAN: " format, ##args ); +#define TLAN_DBG(lvl, format, args...) \ + do { if (debug&lvl) printk(KERN_DEBUG "TLAN: " format, ##args ); } while(0) + #define TLAN_DEBUG_GNRL 0x0001 #define TLAN_DEBUG_TX 0x0002 #define TLAN_DEBUG_RX 0x0004 @@ -515,12 +515,18 @@ static inline void TLan_DioWrite32(u16 base_addr, u16 internal_addr, u32 data) * xor( a, xor( b, xor( c, xor( d, xor( e, xor( f, xor( g, h ) ) ) ) ) ) ) * #define DA( a, bit ) ( ( (u8) a[bit/8] ) & ( (u8) ( 1 << bit%8 ) ) ) * - * hash = XOR8( DA(a,0), DA(a, 6), DA(a,12), DA(a,18), DA(a,24), DA(a,30), DA(a,36), DA(a,42) ); - * hash |= XOR8( DA(a,1), DA(a, 7), DA(a,13), DA(a,19), DA(a,25), DA(a,31), DA(a,37), DA(a,43) ) << 1; - * hash |= XOR8( DA(a,2), DA(a, 8), DA(a,14), DA(a,20), DA(a,26), DA(a,32), DA(a,38), DA(a,44) ) << 2; - * hash |= XOR8( DA(a,3), DA(a, 9), DA(a,15), DA(a,21), DA(a,27), DA(a,33), DA(a,39), DA(a,45) ) << 3; - * hash |= XOR8( DA(a,4), DA(a,10), DA(a,16), DA(a,22), DA(a,28), DA(a,34), DA(a,40), DA(a,46) ) << 4; - * hash |= XOR8( DA(a,5), DA(a,11), DA(a,17), DA(a,23), DA(a,29), DA(a,35), DA(a,41), DA(a,47) ) << 5; + * hash = XOR8( DA(a,0), DA(a, 6), DA(a,12), DA(a,18), DA(a,24), + * DA(a,30), DA(a,36), DA(a,42) ); + * hash |= XOR8( DA(a,1), DA(a, 7), DA(a,13), DA(a,19), DA(a,25), + * DA(a,31), DA(a,37), DA(a,43) ) << 1; + * hash |= XOR8( DA(a,2), DA(a, 8), DA(a,14), DA(a,20), DA(a,26), + * DA(a,32), DA(a,38), DA(a,44) ) << 2; + * hash |= XOR8( DA(a,3), DA(a, 9), DA(a,15), DA(a,21), DA(a,27), + * DA(a,33), DA(a,39), DA(a,45) ) << 3; + * hash |= XOR8( DA(a,4), DA(a,10), DA(a,16), DA(a,22), DA(a,28), + * DA(a,34), DA(a,40), DA(a,46) ) << 4; + * hash |= XOR8( DA(a,5), DA(a,11), DA(a,17), DA(a,23), DA(a,29), + * DA(a,35), DA(a,41), DA(a,47) ) << 5; * */ static inline u32 TLan_HashFunc( const u8 *a ) |