diff options
Diffstat (limited to 'drivers/net/tlan.c')
| -rw-r--r-- | drivers/net/tlan.c | 344 |
1 files changed, 172 insertions, 172 deletions
diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c index 23c0017f25a9..8d807bf603a0 100644 --- a/drivers/net/tlan.c +++ b/drivers/net/tlan.c @@ -33,33 +33,33 @@ * new PCI BIOS interface. * Alan Cox <alan@redhat.com>: Fixed the out of memory * handling. - * + * * Torben Mathiasen <torben.mathiasen@compaq.com> New Maintainer! * * v1.1 Dec 20, 1999 - Removed linux version checking - * Patch from Tigran Aivazian. + * Patch from Tigran Aivazian. * - v1.1 includes Alan's SMP updates. * - We still have problems on SMP though, - * but I'm looking into that. - * + * but I'm looking into that. + * * v1.2 Jan 02, 2000 - Hopefully fixed the SMP deadlock. * - Removed dependency of HZ being 100. - * - We now allow higher priority timers to + * - We now allow higher priority timers to * overwrite timers like TLAN_TIMER_ACTIVITY * Patch from John Cagle <john.cagle@compaq.com>. * - Fixed a few compiler warnings. * * v1.3 Feb 04, 2000 - Fixed the remaining HZ issues. - * - Removed call to pci_present(). + * - Removed call to pci_present(). * - Removed SA_INTERRUPT flag from irq handler. - * - Added __init and __initdata to reduce resisdent + * - Added __init and __initdata to reduce resisdent * code size. * - Driver now uses module_init/module_exit. * - Rewrote init_module and tlan_probe to * share a lot more code. We now use tlan_probe * with builtin and module driver. - * - Driver ported to new net API. - * - tlan.txt has been reworked to reflect current + * - Driver ported to new net API. + * - tlan.txt has been reworked to reflect current * driver (almost) * - Other minor stuff * @@ -74,11 +74,11 @@ * Auto-Neg fallback. * * v1.6 April 04, 2000 - Fixed driver support for kernel-parameters. Haven't - * tested it though, as the kernel support is currently + * tested it though, as the kernel support is currently * broken (2.3.99p4p3). * - Updated tlan.txt accordingly. * - Adjusted minimum/maximum frame length. - * - There is now a TLAN website up at + * - There is now a TLAN website up at * http://tlan.kernel.dk * * v1.7 April 07, 2000 - Started to implement custom ioctls. Driver now @@ -92,10 +92,10 @@ * link partner abilities. When forced link is used, * the driver will report status of the established * link. - * Please read tlan.txt for additional information. - * - Removed call to check_region(), and used + * Please read tlan.txt for additional information. + * - Removed call to check_region(), and used * return value of request_region() instead. - * + * * v1.8a May 28, 2000 - Minor updates. * * v1.9 July 25, 2000 - Fixed a few remaining Full-Duplex issues. @@ -104,25 +104,25 @@ * - Added routine to monitor PHY status. * - Added activity led support for Proliant devices. * - * v1.10 Aug 30, 2000 - Added support for EISA based tlan controllers - * like the Compaq NetFlex3/E. + * v1.10 Aug 30, 2000 - Added support for EISA based tlan controllers + * like the Compaq NetFlex3/E. * - Rewrote tlan_probe to better handle multiple * bus probes. Probing and device setup is now * done through TLan_Probe and TLan_init_one. Actual - * hardware probe is done with kernel API and + * hardware probe is done with kernel API and * TLan_EisaProbe. * - Adjusted debug information for probing. - * - Fixed bug that would cause general debug information - * to be printed after driver removal. + * - Fixed bug that would cause general debug information + * to be printed after driver removal. * - Added transmit timeout handling. - * - Fixed OOM return values in tlan_probe. - * - Fixed possible mem leak in tlan_exit + * - Fixed OOM return values in tlan_probe. + * - Fixed possible mem leak in tlan_exit * (now tlan_remove_one). * - Fixed timer bug in TLan_phyMonitor. * - This driver version is alpha quality, please * send me any bug issues you may encounter. * - * v1.11 Aug 31, 2000 - Do not try to register irq 0 if no irq line was + * v1.11 Aug 31, 2000 - Do not try to register irq 0 if no irq line was * set for EISA cards. * - Added support for NetFlex3/E with nibble-rate * 10Base-T PHY. This is untestet as I haven't got @@ -142,7 +142,7 @@ * - Added the bbuf option as a kernel parameter. * - Fixed ioaddr probe bug. * - Fixed stupid deadlock with MII interrupts. - * - Added support for speed/duplex selection with + * - Added support for speed/duplex selection with * multiple nics. * - Added partly fix for TX Channel lockup with * TLAN v1.0 silicon. This needs to be investigated @@ -226,7 +226,7 @@ static int tlan_have_pci; static int tlan_have_eisa; static const char *media[] = { - "10BaseT-HD ", "10BaseT-FD ","100baseTx-HD ", + "10BaseT-HD ", "10BaseT-FD ","100baseTx-HD ", "100baseTx-FD", "100baseT4", NULL }; @@ -249,7 +249,7 @@ static struct board { { "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 }, + TLAN_ADAPTER_UNMANAGED_PHY | TLAN_ADAPTER_BIT_RATE_PHY, 0x83 }, { "Compaq NetFlex-3/E", TLAN_ADAPTER_ACTIVITY_LED, 0x83 }, /* EISA card */ }; @@ -282,7 +282,7 @@ static struct pci_device_id tlan_pci_tbl[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, 12 }, { 0,} }; -MODULE_DEVICE_TABLE(pci, tlan_pci_tbl); +MODULE_DEVICE_TABLE(pci, tlan_pci_tbl); static void TLan_EisaProbe( void ); static void TLan_Eisa_Cleanup( void ); @@ -347,7 +347,7 @@ static void TLan_EeReceiveByte( u16, u8 *, int ); static int TLan_EeReadByte( struct net_device *, u8, u8 * ); -static void +static void TLan_StoreSKB( struct tlan_list_tag *tag, struct sk_buff *skb) { unsigned long addr = (unsigned long)skb; @@ -384,11 +384,11 @@ TLan_SetTimer( struct net_device *dev, u32 ticks, u32 type ) { TLanPrivateInfo *priv = netdev_priv(dev); unsigned long flags = 0; - + if (!in_irq()) spin_lock_irqsave(&priv->lock, flags); if ( priv->timer.function != NULL && - priv->timerType != TLAN_TIMER_ACTIVITY ) { + priv->timerType != TLAN_TIMER_ACTIVITY ) { if (!in_irq()) spin_unlock_irqrestore(&priv->lock, flags); return; @@ -401,7 +401,7 @@ TLan_SetTimer( struct net_device *dev, u32 ticks, u32 type ) priv->timerSetAt = jiffies; priv->timerType = type; mod_timer(&priv->timer, jiffies + ticks); - + } /* TLan_SetTimer */ @@ -439,7 +439,7 @@ static void __devexit tlan_remove_one( struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata( pdev ); TLanPrivateInfo *priv = netdev_priv(dev); - + unregister_netdev( dev ); if ( priv->dmaStorage ) { @@ -449,25 +449,25 @@ static void __devexit tlan_remove_one( struct pci_dev *pdev) #ifdef CONFIG_PCI pci_release_regions(pdev); #endif - + free_netdev( dev ); - + pci_set_drvdata( pdev, NULL ); -} +} static struct pci_driver tlan_driver = { .name = "tlan", .id_table = tlan_pci_tbl, .probe = tlan_init_one, - .remove = __devexit_p(tlan_remove_one), + .remove = __devexit_p(tlan_remove_one), }; static int __init tlan_probe(void) { static int pad_allocated; - + printk(KERN_INFO "%s", tlan_banner); - + TLanPadBuffer = (u8 *) pci_alloc_consistent(NULL, TLAN_MIN_FRAME_SIZE, &TLanPadBufferDMA); if (TLanPadBuffer == NULL) { @@ -479,15 +479,15 @@ static int __init tlan_probe(void) pad_allocated = 1; TLAN_DBG(TLAN_DEBUG_PROBE, "Starting PCI Probe....\n"); - + /* Use new style PCI probing. Now the kernel will do most of this for us */ pci_register_driver(&tlan_driver); TLAN_DBG(TLAN_DEBUG_PROBE, "Starting EISA Probe....\n"); TLan_EisaProbe(); - - printk(KERN_INFO "TLAN: %d device%s installed, PCI: %d EISA: %d\n", + + printk(KERN_INFO "TLAN: %d device%s installed, PCI: %d EISA: %d\n", TLanDevicesInstalled, TLanDevicesInstalled == 1 ? "" : "s", tlan_have_pci, tlan_have_eisa); @@ -498,7 +498,7 @@ static int __init tlan_probe(void) } return 0; } - + static int __devinit tlan_init_one( struct pci_dev *pdev, const struct pci_device_id *ent) @@ -513,11 +513,11 @@ static int __devinit tlan_init_one( struct pci_dev *pdev, * * Returns: * 0 on success, error code on error - * Parms: + * Parms: * none * * The name is lower case to fit in with all the rest of - * the netcard_probe names. This function looks for + * the netcard_probe names. This function looks for * another TLan based adapter, setting it up with the * allocated device struct if one is found. * tlan_probe has been ported to the new net API and @@ -526,7 +526,7 @@ static int __devinit tlan_init_one( struct pci_dev *pdev, * **************************************************************/ -static int __devinit TLan_probe1(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 ) { @@ -558,11 +558,11 @@ static int __devinit TLan_probe1(struct pci_dev *pdev, } SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - + priv = netdev_priv(dev); priv->pciDev = pdev; - + /* Is this a PCI device? */ if (pdev) { u32 pci_io_base = 0; @@ -590,10 +590,10 @@ static int __devinit TLan_probe1(struct pci_dev *pdev, rc = -EIO; goto err_out_free_dev; } - + dev->base_addr = pci_io_base; dev->irq = pdev->irq; - priv->adapterRev = pci_rev; + priv->adapterRev = pci_rev; pci_set_master(pdev); pci_set_drvdata(pdev, dev); @@ -618,7 +618,7 @@ static int __devinit TLan_probe1(struct pci_dev *pdev, 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; - + if (priv->speed == 0x1) { priv->speed = TLAN_SPEED_10; } else if (priv->speed == 0x2) { @@ -631,13 +631,13 @@ static int __devinit TLan_probe1(struct pci_dev *pdev, priv->duplex = duplex[boards_found]; priv->debug = debug; } - + /* This will be used when we get an adapter error from * within our irq handler */ INIT_WORK(&priv->tlan_tqueue, (void *)(void*)TLan_tx_timeout, dev); spin_lock_init(&priv->lock); - + rc = TLan_Init(dev); if (rc) { printk(KERN_ERR "TLAN: Could not set up device.\n"); @@ -650,10 +650,10 @@ static int __devinit TLan_probe1(struct pci_dev *pdev, goto err_out_uninit; } - + TLanDevicesInstalled++; boards_found++; - + /* pdev is NULL if this is an EISA device */ if (pdev) tlan_have_pci++; @@ -662,7 +662,7 @@ static int __devinit TLan_probe1(struct pci_dev *pdev, TLan_Eisa_Devices = dev; tlan_have_eisa++; } - + printk(KERN_INFO "TLAN: %s irq=%2d, io=%04x, %s, Rev. %d\n", dev->name, (int) dev->irq, @@ -692,7 +692,7 @@ static void TLan_Eisa_Cleanup(void) { struct net_device *dev; TLanPrivateInfo *priv; - + while( tlan_have_eisa ) { dev = TLan_Eisa_Devices; priv = netdev_priv(dev); @@ -706,8 +706,8 @@ static void TLan_Eisa_Cleanup(void) tlan_have_eisa--; } } - - + + static void __exit tlan_exit(void) { pci_unregister_driver(&tlan_driver); @@ -734,52 +734,52 @@ module_exit(tlan_exit); * Parms: None * * - * This functions probes for EISA devices and calls - * TLan_probe1 when one is found. + * This functions probes for EISA devices and calls + * TLan_probe1 when one is found. * *************************************************************/ -static void __init TLan_EisaProbe (void) +static void __init TLan_EisaProbe (void) { long ioaddr; int rc = -ENODEV; int irq; u16 device_id; - if (!EISA_bus) { + if (!EISA_bus) { TLAN_DBG(TLAN_DEBUG_PROBE, "No EISA bus present\n"); return; } - + /* 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 + 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 : ", (int) ioaddr); - if (request_region(ioaddr, 0x10, TLanSignature) == NULL) + if (request_region(ioaddr, 0x10, TLanSignature) == NULL) goto out; - if (inw(ioaddr + EISA_ID) != 0x110E) { + if (inw(ioaddr + EISA_ID) != 0x110E) { release_region(ioaddr, 0x10); goto out; } - + device_id = inw(ioaddr + EISA_ID2); - if (device_id != 0x20F1 && device_id != 0x40F1) { + if (device_id != 0x20F1 && device_id != 0x40F1) { release_region (ioaddr, 0x10); goto out; } - + if (inb(ioaddr + EISA_CR) != 0x1) { /* Check if adapter is enabled */ release_region (ioaddr, 0x10); goto out2; } - - if (debug == 0x10) + + if (debug == 0x10) printk("Found one\n"); @@ -799,14 +799,14 @@ static void __init TLan_EisaProbe (void) break; default: goto out; - } - - + } + + /* Setup the newly found eisa adapter */ rc = TLan_probe1( NULL, ioaddr, irq, 12, NULL); continue; - + out: if (debug == 0x10) printk("None found\n"); @@ -815,7 +815,7 @@ static void __init TLan_EisaProbe (void) out2: if (debug == 0x10) printk("Card found but it is not enabled, skipping\n"); continue; - + } } /* TLan_EisaProbe */ @@ -829,7 +829,7 @@ static void TLan_Poll(struct net_device *dev) } #endif - + /*************************************************************** @@ -846,7 +846,7 @@ static void TLan_Poll(struct net_device *dev) * addresses, allocates memory for the lists and bounce * buffers, retrieves the MAC address from the eeprom * and assignes the device's methods. - * + * **************************************************************/ static int TLan_Init( struct net_device *dev ) @@ -857,7 +857,7 @@ static int TLan_Init( struct net_device *dev ) TLanPrivateInfo *priv; priv = netdev_priv(dev); - + if ( bbuf ) { dma_size = ( TLAN_NUM_RX_LISTS + TLAN_NUM_TX_LISTS ) * ( sizeof(TLanList) + TLAN_MAX_FRAME_SIZE ); @@ -867,14 +867,14 @@ static int TLan_Init( struct net_device *dev ) } priv->dmaStorage = pci_alloc_consistent(priv->pciDev, dma_size, &priv->dmaStorageDMA); priv->dmaSize = dma_size; - + if ( priv->dmaStorage == NULL ) { printk(KERN_ERR "TLAN: Could not allocate lists and buffers for %s.\n", dev->name ); return -ENOMEM; } memset( priv->dmaStorage, 0, dma_size ); - priv->rxList = (TLanList *) + priv->rxList = (TLanList *) ( ( ( (u32) priv->dmaStorage ) + 7 ) & 0xFFFFFFF8 ); priv->rxListDMA = ( ( ( (u32) priv->dmaStorageDMA ) + 7 ) & 0xFFFFFFF8 ); priv->txList = priv->rxList + TLAN_NUM_RX_LISTS; @@ -941,18 +941,18 @@ static int TLan_Open( struct net_device *dev ) { TLanPrivateInfo *priv = netdev_priv(dev); int err; - + priv->tlanRev = TLan_DioRead8( dev->base_addr, TLAN_DEF_REVISION ); err = request_irq( dev->irq, TLan_HandleInterrupt, IRQF_SHARED, TLanSignature, dev ); - + if ( err ) { printk(KERN_ERR "TLAN: Cannot open %s because IRQ %d is already in use.\n", dev->name, dev->irq ); return err; } - + init_timer(&priv->timer); netif_start_queue(dev); - + /* NOTE: It might not be necessary to read the stats before a reset if you don't care what the values are. */ @@ -970,12 +970,12 @@ static int TLan_Open( struct net_device *dev ) /************************************************************** * TLan_ioctl - * + * * Returns: * 0 on success, error code otherwise * Params: * dev structure of device to receive ioctl. - * + * * rq ifreq structure to hold userspace data. * * cmd ioctl command. @@ -988,7 +988,7 @@ static int TLan_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) TLanPrivateInfo *priv = netdev_priv(dev); struct mii_ioctl_data *data = if_mii(rq); u32 phy = priv->phy[priv->phyNum]; - + if (!priv->phyOnline) return -EAGAIN; @@ -1000,7 +1000,7 @@ 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); return 0; - + case SIOCSMIIREG: /* Write MII PHY register. */ if (!capable(CAP_NET_ADMIN)) @@ -1019,31 +1019,31 @@ static int TLan_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) * Returns: nothing * * Params: - * dev structure of device which timed out + * dev structure of device which timed out * during transmit. * **************************************************************/ static void TLan_tx_timeout(struct net_device *dev) { - + TLAN_DBG( TLAN_DEBUG_GNRL, "%s: Transmit timed out.\n", dev->name); - + /* Ok so we timed out, lets see what we can do about it...*/ TLan_FreeLists( dev ); - TLan_ResetLists( dev ); + TLan_ResetLists( dev ); TLan_ReadAndClearStats( dev, TLAN_IGNORE ); TLan_ResetAdapter( dev ); dev->trans_start = jiffies; - netif_wake_queue( dev ); + netif_wake_queue( dev ); } - + /*************************************************************** * TLan_StartTx - * + * * Returns: * 0 on success, non-zero on failure. * Parms: @@ -1079,7 +1079,7 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) tail_list = priv->txList + priv->txTail; 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 ); netif_stop_queue(dev); @@ -1132,7 +1132,7 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) if ( bbuf ) dev_kfree_skb_any(skb); - + dev->trans_start = jiffies; return 0; @@ -1143,8 +1143,8 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) /*************************************************************** * TLan_HandleInterrupt - * - * Returns: + * + * Returns: * Nothing * Parms: * irq The line on which the interrupt @@ -1198,7 +1198,7 @@ static irqreturn_t TLan_HandleInterrupt(int irq, void *dev_id, struct pt_regs *r /*************************************************************** * TLan_Close - * + * * Returns: * An error code. * Parms: @@ -1224,7 +1224,7 @@ static int TLan_Close(struct net_device *dev) del_timer_sync( &priv->timer ); priv->timer.function = NULL; } - + free_irq( dev->irq, dev ); TLan_FreeLists( dev ); TLAN_DBG( TLAN_DEBUG_GNRL, "Device %s closed.\n", dev->name ); @@ -1238,7 +1238,7 @@ static int TLan_Close(struct net_device *dev) /*************************************************************** * TLan_GetStats - * + * * Returns: * A pointer to the device's statistics structure. * Parms: @@ -1263,7 +1263,7 @@ static struct net_device_stats *TLan_GetStats( struct net_device *dev ) 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 ); + TLan_PhyPrint( dev ); } if ( debug & TLAN_DEBUG_LIST ) { for ( i = 0; i < TLAN_NUM_RX_LISTS; i++ ) @@ -1271,7 +1271,7 @@ static struct net_device_stats *TLan_GetStats( struct net_device *dev ) for ( i = 0; i < TLAN_NUM_TX_LISTS; i++ ) TLan_PrintList( priv->txList + i, "TX", i ); } - + return ( &( (TLanPrivateInfo *) netdev_priv(dev) )->stats ); } /* TLan_GetStats */ @@ -1281,7 +1281,7 @@ static struct net_device_stats *TLan_GetStats( struct net_device *dev ) /*************************************************************** * TLan_SetMulticastList - * + * * Returns: * Nothing * Parms: @@ -1300,7 +1300,7 @@ static struct net_device_stats *TLan_GetStats( struct net_device *dev ) **************************************************************/ static void TLan_SetMulticastList( struct net_device *dev ) -{ +{ struct dev_mc_list *dmi = dev->mc_list; u32 hash1 = 0; u32 hash2 = 0; @@ -1315,7 +1315,7 @@ static void TLan_SetMulticastList( struct net_device *dev ) tmp = TLan_DioRead8( dev->base_addr, TLAN_NET_CMD ); TLan_DioWrite8( dev->base_addr, TLAN_NET_CMD, tmp & ~TLAN_NET_CMD_CAF ); if ( dev->flags & IFF_ALLMULTI ) { - for ( i = 0; i < 3; i++ ) + for ( i = 0; i < 3; i++ ) TLan_SetMac( dev, i + 1, NULL ); TLan_DioWrite32( dev->base_addr, TLAN_HASH_1, 0xFFFFFFFF ); TLan_DioWrite32( dev->base_addr, TLAN_HASH_2, 0xFFFFFFFF ); @@ -1325,14 +1325,14 @@ static void TLan_SetMulticastList( struct net_device *dev ) TLan_SetMac( dev, i + 1, (char *) &dmi->dmi_addr ); } else { offset = TLan_HashFunc( (u8 *) &dmi->dmi_addr ); - if ( offset < 32 ) + if ( offset < 32 ) hash1 |= ( 1 << offset ); else hash2 |= ( 1 << ( offset - 32 ) ); } dmi = dmi->next; } - for ( ; i < 3; i++ ) + for ( ; i < 3; i++ ) TLan_SetMac( dev, i + 1, NULL ); TLan_DioWrite32( dev->base_addr, TLAN_HASH_1, hash1 ); TLan_DioWrite32( dev->base_addr, TLAN_HASH_2, hash2 ); @@ -1350,7 +1350,7 @@ static void TLan_SetMulticastList( struct net_device *dev ) Please see Chap. 4, "Interrupt Handling" of the "ThunderLAN Programmer's Guide" for more informations on handling interrupts - generated by TLAN based adapters. + generated by TLAN based adapters. ****************************************************************************** *****************************************************************************/ @@ -1413,7 +1413,7 @@ u32 TLan_HandleTxEOF( struct net_device *dev, u16 host_int ) dma_addr_t head_list_phys; u32 ack = 0; u16 tmpCStat; - + TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: Handling TX EOF (Head=%d Tail=%d)\n", priv->txHead, priv->txTail ); head_list = priv->txList + priv->txHead; @@ -1426,21 +1426,21 @@ u32 TLan_HandleTxEOF( struct net_device *dev, u16 host_int ) head_list->buffer[8].address = 0; head_list->buffer[9].address = 0; } - + if ( tmpCStat & TLAN_CSTAT_EOC ) eoc = 1; - + priv->stats.tx_bytes += head_list->frameSize; head_list->cStat = TLAN_CSTAT_UNUSED; - netif_start_queue(dev); - CIRC_INC( priv->txHead, TLAN_NUM_TX_LISTS ); + netif_start_queue(dev); + CIRC_INC( priv->txHead, TLAN_NUM_TX_LISTS ); head_list = priv->txList + priv->txHead; } if (!ack) 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 ); head_list = priv->txList + priv->txHead; @@ -1452,7 +1452,7 @@ u32 TLan_HandleTxEOF( struct net_device *dev, u16 host_int ) priv->txInProgress = 0; } } - + if ( priv->adapter->flags & TLAN_ADAPTER_ACTIVITY_LED ) { TLan_DioWrite8( dev->base_addr, TLAN_LED_REG, TLAN_LED_LINK | TLAN_LED_ACT ); if ( priv->timer.function == NULL ) { @@ -1544,13 +1544,13 @@ u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int ) 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; - + while (((tmpCStat = head_list->cStat) & TLAN_CSTAT_FRM_CMP) && (ack < 255)) { frameSize = head_list->frameSize; ack++; if (tmpCStat & TLAN_CSTAT_EOC) eoc = 1; - + if (bbuf) { skb = dev_alloc_skb(frameSize + 7); if (skb == NULL) @@ -1560,7 +1560,7 @@ u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int ) skb->dev = dev; skb_reserve(skb, 2); t = (void *) skb_put(skb, frameSize); - + priv->stats.rx_bytes += head_list->frameSize; memcpy( t, head_buffer, frameSize ); @@ -1569,15 +1569,15 @@ u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int ) } } else { struct sk_buff *new_skb; - + /* * I changed the algorithm here. What we now do * is allocate the new frame. If this fails we * simply recycle the frame. */ - + new_skb = dev_alloc_skb( TLAN_MAX_FRAME_SIZE + 7 ); - + if ( new_skb != NULL ) { skb = TLan_GetSKB(head_list); pci_unmap_single(priv->pciDev, head_list->buffer[0].address, TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE); @@ -1587,14 +1587,14 @@ u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int ) skb->protocol = eth_type_trans( skb, dev ); netif_rx( skb ); - + new_skb->dev = dev; skb_reserve( new_skb, 2 ); t = (void *) skb_put( new_skb, TLAN_MAX_FRAME_SIZE ); head_list->buffer[0].address = pci_map_single(priv->pciDev, new_skb->data, TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE); head_list->buffer[8].address = (u32) t; TLan_StoreSKB(head_list, new_skb); - } else + } else printk(KERN_WARNING "TLAN: Couldn't allocate memory for received data.\n" ); } @@ -1611,11 +1611,11 @@ u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int ) if (!ack) printk(KERN_INFO "TLAN: Received interrupt for uncompleted RX frame.\n"); - - if ( eoc ) { + + if ( eoc ) { 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; @@ -1639,7 +1639,7 @@ u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int ) } dev->last_rx = jiffies; - + return ack; } /* TLan_HandleRxEOF */ @@ -1700,7 +1700,7 @@ u32 TLan_HandleTxEOC( struct net_device *dev, u16 host_int ) TLanList *head_list; dma_addr_t head_list_phys; u32 ack = 1; - + 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 ); @@ -1743,7 +1743,7 @@ u32 TLan_HandleTxEOC( struct net_device *dev, u16 host_int ) **************************************************************/ u32 TLan_HandleStatusCheck( struct net_device *dev, u16 host_int ) -{ +{ TLanPrivateInfo *priv = netdev_priv(dev); u32 ack; u32 error; @@ -1751,7 +1751,7 @@ u32 TLan_HandleStatusCheck( struct net_device *dev, u16 host_int ) u32 phy; u16 tlphy_ctl; u16 tlphy_sts; - + ack = 1; if ( host_int & TLAN_HI_IV_MASK ) { netif_stop_queue( dev ); @@ -1785,7 +1785,7 @@ u32 TLan_HandleStatusCheck( struct net_device *dev, u16 host_int ) } if (debug) { - TLan_PhyPrint( dev ); + TLan_PhyPrint( dev ); } } } @@ -1887,7 +1887,7 @@ void TLan_Timer( unsigned long data ) priv->timer.function = NULL; switch ( priv->timerType ) { -#ifdef MONITOR +#ifdef MONITOR case TLAN_TIMER_LINK_BEAT: TLan_PhyMonitor( dev ); break; @@ -1946,7 +1946,7 @@ void TLan_Timer( unsigned long data ) /*************************************************************** * TLan_ResetLists - * + * * Returns: * Nothing * Parms: @@ -2055,7 +2055,7 @@ void TLan_FreeLists( struct net_device *dev ) /*************************************************************** * TLan_PrintDio - * + * * Returns: * Nothing * Parms: @@ -2087,7 +2087,7 @@ void TLan_PrintDio( u16 io_base ) /*************************************************************** * TLan_PrintList - * + * * Returns: * Nothing * Parms: @@ -2128,7 +2128,7 @@ void TLan_PrintList( TLanList *list, char *type, int num) * Parms: * dev Pointer to device structure of adapter * to which to read stats. - * record Flag indicating whether to add + * record Flag indicating whether to add * * This functions reads all the internal status registers * of the TLAN chip, which clears them as a side effect. @@ -2158,13 +2158,13 @@ void TLan_ReadAndClearStats( struct net_device *dev, int record ) rx_good += inb( dev->base_addr + TLAN_DIO_DATA + 1 ) << 8; rx_good += inb( dev->base_addr + TLAN_DIO_DATA + 2 ) << 16; rx_over = inb( dev->base_addr + TLAN_DIO_DATA + 3 ); - + outw( TLAN_DEFERRED_TX, dev->base_addr + TLAN_DIO_ADR ); def_tx = inb( dev->base_addr + TLAN_DIO_DATA ); def_tx += inb( dev->base_addr + TLAN_DIO_DATA + 1 ) << 8; crc = inb( dev->base_addr + TLAN_DIO_DATA + 2 ); code = inb( dev->base_addr + TLAN_DIO_DATA + 3 ); - + outw( TLAN_MULTICOL_FRMS, dev->base_addr + TLAN_DIO_ADR ); multi_col = inb( dev->base_addr + TLAN_DIO_DATA ); multi_col += inb( dev->base_addr + TLAN_DIO_DATA + 1 ) << 8; @@ -2190,7 +2190,7 @@ void TLan_ReadAndClearStats( struct net_device *dev, int record ) priv->stats.tx_aborted_errors += tx_under; priv->stats.tx_carrier_errors += loss; } - + } /* TLan_ReadAndClearStats */ @@ -2231,7 +2231,7 @@ TLan_ResetAdapter( struct net_device *dev ) data = inl(dev->base_addr + TLAN_HOST_CMD); data |= TLAN_HC_AD_RST; outl(data, dev->base_addr + TLAN_HOST_CMD); - + udelay(1000); /* 2. Turn off interrupts. ( Probably isn't necessary ) */ @@ -2270,7 +2270,7 @@ TLan_ResetAdapter( struct net_device *dev ) } TLan_PhyDetect( dev ); data = TLAN_NET_CFG_1FRAG | TLAN_NET_CFG_1CHAN; - + if ( priv->adapter->flags & TLAN_ADAPTER_BIT_RATE_PHY ) { data |= TLAN_NET_CFG_BIT; if ( priv->aui == 1 ) { @@ -2320,15 +2320,15 @@ TLan_FinishReset( struct net_device *dev ) data |= TLAN_NET_CMD_DUPLEX; } TLan_DioWrite8( dev->base_addr, TLAN_NET_CMD, data ); - data = TLAN_NET_MASK_MASK4 | TLAN_NET_MASK_MASK5; + data = TLAN_NET_MASK_MASK4 | TLAN_NET_MASK_MASK5; if ( priv->phyNum == 0 ) { - data |= TLAN_NET_MASK_MASK7; + data |= TLAN_NET_MASK_MASK7; } TLan_DioWrite8( dev->base_addr, TLAN_NET_MASK, data ); TLan_DioWrite16( dev->base_addr, TLAN_MAX_RX, ((1536)+7)&~7 ); 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 ) ) { status = MII_GS_LINK; printk( "TLAN: %s: Link forced.\n", dev->name ); @@ -2336,15 +2336,15 @@ TLan_FinishReset( struct net_device *dev ) 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 ); TLan_MiiReadReg( dev, phy, TLAN_TLPHY_PAR, &tlphy_par ); - + printk( "TLAN: %s: Link active with ", dev->name ); if (!(tlphy_par & TLAN_PHY_AN_EN_STAT)) { - printk( "forced 10%sMbps %s-Duplex\n", + printk( "forced 10%sMbps %s-Duplex\n", tlphy_par & TLAN_PHY_SPEED_100 ? "" : "0", tlphy_par & TLAN_PHY_DUPLEX_FULL ? "Full" : "Half"); } else { @@ -2359,12 +2359,12 @@ TLan_FinishReset( struct net_device *dev ) } TLan_DioWrite8( dev->base_addr, TLAN_LED_REG, TLAN_LED_LINK ); -#ifdef MONITOR +#ifdef MONITOR /* We have link beat..for now anyway */ priv->link = 1; /*Enabling link beat monitoring */ TLan_SetTimer( dev, (10*HZ), TLAN_TIMER_LINK_BEAT ); -#endif +#endif } else if (status & MII_GS_LINK) { printk( "TLAN: %s: Link active\n", dev->name ); TLan_DioWrite8( dev->base_addr, TLAN_LED_REG, TLAN_LED_LINK ); @@ -2426,7 +2426,7 @@ TLan_FinishReset( struct net_device *dev ) void TLan_SetMac( struct net_device *dev, int areg, char *mac ) { int i; - + areg *= 6; if ( mac != NULL ) { @@ -2460,7 +2460,7 @@ void TLan_SetMac( struct net_device *dev, int areg, char *mac ) * Parms: * dev A pointer to the device structure of the * TLAN device having the PHYs to be detailed. - * + * * This function prints the registers a PHY (aka transceiver). * ********************************************************************/ @@ -2528,7 +2528,7 @@ void TLan_PhyDetect( struct net_device *dev ) } TLan_MiiReadReg( dev, TLAN_PHY_MAX_ADDR, MII_GEN_ID_HI, &hi ); - + if ( hi != 0xFFFF ) { priv->phy[0] = TLAN_PHY_MAX_ADDR; } else { @@ -2650,10 +2650,10 @@ void TLan_PhyStartLink( struct net_device *dev ) TLan_MiiReadReg( dev, phy, MII_GEN_STS, &status ); TLan_MiiReadReg( dev, phy, MII_GEN_STS, &ability ); - if ( ( status & MII_GS_AUTONEG ) && + if ( ( status & MII_GS_AUTONEG ) && ( ! priv->aui ) ) { ability = status >> 11; - if ( priv->speed == TLAN_SPEED_10 && + if ( priv->speed == TLAN_SPEED_10 && priv->duplex == TLAN_DUPLEX_HALF) { TLan_MiiWriteReg( dev, phy, MII_GEN_CTL, 0x0000); } else if ( priv->speed == TLAN_SPEED_10 && @@ -2668,7 +2668,7 @@ void TLan_PhyStartLink( struct net_device *dev ) priv->tlanFullDuplex = TRUE; TLan_MiiWriteReg( dev, phy, MII_GEN_CTL, 0x2100); } else { - + /* Set Auto-Neg advertisement */ TLan_MiiWriteReg( dev, phy, MII_AN_ADV, (ability << 5) | 1); /* Enablee Auto-Neg */ @@ -2684,9 +2684,9 @@ void TLan_PhyStartLink( struct net_device *dev ) TLan_SetTimer( dev, (2*HZ), TLAN_TIMER_PHY_FINISH_AN ); return; } - - } - + + } + if ( ( priv->aui ) && ( priv->phyNum != 0 ) ) { priv->phyNum = 0; data = TLAN_NET_CFG_1FRAG | TLAN_NET_CFG_1CHAN | TLAN_NET_CFG_PHY_EN; @@ -2698,7 +2698,7 @@ void TLan_PhyStartLink( struct net_device *dev ) TLan_MiiReadReg( dev, phy, TLAN_TLPHY_CTL, &tctl ); if ( priv->aui ) { tctl |= TLAN_TC_AUISEL; - } else { + } else { tctl &= ~TLAN_TC_AUISEL; if ( priv->duplex == TLAN_DUPLEX_FULL ) { control |= MII_GC_DUPLEX; @@ -2731,7 +2731,7 @@ void TLan_PhyFinishAutoNeg( struct net_device *dev ) u16 mode; u16 phy; u16 status; - + phy = priv->phy[priv->phyNum]; TLan_MiiReadReg( dev, phy, MII_GEN_STS, &status ); @@ -2783,7 +2783,7 @@ void TLan_PhyFinishAutoNeg( struct net_device *dev ) /* Wait for 100 ms. No reason in partiticular. */ TLan_SetTimer( dev, (HZ/10), TLAN_TIMER_FINISH_RESET ); - + } /* TLan_PhyFinishAutoNeg */ #ifdef MONITOR @@ -2792,13 +2792,13 @@ void TLan_PhyFinishAutoNeg( struct net_device *dev ) * * TLan_phyMonitor * - * Returns: + * Returns: * None * * Params: * dev The device structure of this device. * - * + * * This function monitors PHY condition by reading the status * register via the MII bus. This can be used to give info * about link changes (up/down), and possible switch to alternate @@ -2818,7 +2818,7 @@ void TLan_PhyMonitor( struct net_device *dev ) TLan_MiiReadReg( dev, phy, MII_GEN_STS, &phy_status ); /* Check if link has been lost */ - if (!(phy_status & MII_GS_LINK)) { + if (!(phy_status & MII_GS_LINK)) { if (priv->link) { priv->link = 0; printk(KERN_DEBUG "TLAN: %s has lost link\n", dev->name); @@ -2837,7 +2837,7 @@ void TLan_PhyMonitor( struct net_device *dev ) /* Setup a new monitor */ TLan_SetTimer( dev, (2*HZ), TLAN_TIMER_LINK_BEAT ); -} +} #endif /* MONITOR */ @@ -2891,7 +2891,7 @@ int TLan_MiiReadReg( struct net_device *dev, u16 phy, u16 reg, u16 *val ) err = FALSE; outw(TLAN_NET_SIO, dev->base_addr + TLAN_DIO_ADR); sio = dev->base_addr + TLAN_DIO_DATA + TLAN_NET_SIO; - + if (!in_irq()) spin_lock_irqsave(&priv->lock, flags); @@ -2939,7 +2939,7 @@ int TLan_MiiReadReg( struct net_device *dev, u16 phy, u16 reg, u16 *val ) TLan_SetBit(TLAN_NET_SIO_MINTEN, sio); *val = tmp; - + if (!in_irq()) spin_unlock_irqrestore(&priv->lock, flags); @@ -3058,7 +3058,7 @@ void TLan_MiiWriteReg( struct net_device *dev, u16 phy, u16 reg, u16 val ) outw(TLAN_NET_SIO, dev->base_addr + TLAN_DIO_ADR); sio = dev->base_addr + TLAN_DIO_DATA + TLAN_NET_SIO; - + if (!in_irq()) spin_lock_irqsave(&priv->lock, flags); @@ -3081,7 +3081,7 @@ void TLan_MiiWriteReg( struct net_device *dev, u16 phy, u16 reg, u16 val ) if ( minten ) TLan_SetBit( TLAN_NET_SIO_MINTEN, sio ); - + if (!in_irq()) spin_unlock_irqrestore(&priv->lock, flags); @@ -3109,7 +3109,7 @@ void TLan_MiiWriteReg( struct net_device *dev, u16 phy, u16 reg, u16 val ) * * Returns: * Nothing - * Parms: + * Parms: * io_base The IO port base address for the * TLAN device with the EEPROM to * use. |