diff options
63 files changed, 6465 insertions, 3093 deletions
diff --git a/Documentation/networking/README.ipw2200 b/Documentation/networking/README.ipw2200 index acb30c5dcff..4f2a40f1dbc 100644 --- a/Documentation/networking/README.ipw2200 +++ b/Documentation/networking/README.ipw2200 @@ -14,8 +14,8 @@ Copyright (C) 2004-2006, Intel Corporation README.ipw2200 -Version: 1.0.8 -Date : October 20, 2005 +Version: 1.1.2 +Date : March 30, 2006 Index @@ -103,7 +103,7 @@ file. 1.1. Overview of Features ----------------------------------------------- -The current release (1.0.8) supports the following features: +The current release (1.1.2) supports the following features: + BSS mode (Infrastructure, Managed) + IBSS mode (Ad-Hoc) @@ -247,8 +247,8 @@ and can set the contents via echo. For example: % cat /sys/bus/pci/drivers/ipw2200/debug_level Will report the current debug level of the driver's logging subsystem -(only available if CONFIG_IPW_DEBUG was configured when the driver was -built). +(only available if CONFIG_IPW2200_DEBUG was configured when the driver +was built). You can set the debug level via: diff --git a/MAINTAINERS b/MAINTAINERS index bd10b2af222..aa2cfe2b6f2 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1413,6 +1413,8 @@ P: Jesse Brandeburg M: jesse.brandeburg@intel.com P: Jeff Kirsher M: jeffrey.t.kirsher@intel.com +P: Auke Kok +M: auke-jan.h.kok@intel.com W: http://sourceforge.net/projects/e1000/ S: Supported @@ -1425,6 +1427,8 @@ P: Jesse Brandeburg M: jesse.brandeburg@intel.com P: Jeff Kirsher M: jeffrey.t.kirsher@intel.com +P: Auke Kok +M: auke-jan.h.kok@intel.com W: http://sourceforge.net/projects/e1000/ S: Supported @@ -1437,6 +1441,8 @@ P: John Ronciak M: john.ronciak@intel.com P: Jesse Brandeburg M: jesse.brandeburg@intel.com +P: Auke Kok +M: auke-jan.h.kok@intel.com W: http://sourceforge.net/projects/e1000/ S: Supported diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index bdaaad8f212..68bc073b8b3 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -865,6 +865,22 @@ config DM9000 <file:Documentation/networking/net-modules.txt>. The module will be called dm9000. +config SMC911X + tristate "SMSC LAN911[5678] support" + select CRC32 + select MII + depends on NET_ETHERNET + help + This is a driver for SMSC's LAN911x series of Ethernet chipsets + including the new LAN9115, LAN9116, LAN9117, and LAN9118. + Say Y if you want it compiled into the kernel, + and read the Ethernet-HOWTO, available from + <http://www.linuxdoc.org/docs.html#howto>. + + This driver is also available as a module. The module will be + called smc911x. If you want to compile it as a module, say M + here and read <file:Documentation/modules.txt> + config NET_VENDOR_RACAL bool "Racal-Interlan (Micom) NI cards" depends on NET_ETHERNET && ISA diff --git a/drivers/net/Makefile b/drivers/net/Makefile index b90468aea07..b01cc9a3cb1 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -193,6 +193,7 @@ obj-$(CONFIG_AMD8111_ETH) += amd8111e.o obj-$(CONFIG_IBMVETH) += ibmveth.o obj-$(CONFIG_S2IO) += s2io.o obj-$(CONFIG_SMC91X) += smc91x.o +obj-$(CONFIG_SMC911X) += smc911x.o obj-$(CONFIG_DM9000) += dm9000.o obj-$(CONFIG_FEC_8XX) += fec_8xx/ diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c index 14dbad14afb..e1fe960d71b 100644 --- a/drivers/net/au1000_eth.c +++ b/drivers/net/au1000_eth.c @@ -2,7 +2,7 @@ * * Alchemy Au1x00 ethernet driver * - * Copyright 2001,2002,2003 MontaVista Software Inc. + * Copyright 2001-2003, 2006 MontaVista Software Inc. * Copyright 2002 TimeSys Corp. * Added ethtool/mii-tool support, * Copyright 2004 Matt Porter <mporter@kernel.crashing.org> @@ -68,7 +68,7 @@ static int au1000_debug = 5; static int au1000_debug = 3; #endif -#define DRV_NAME "au1000eth" +#define DRV_NAME "au1000_eth" #define DRV_VERSION "1.5" #define DRV_AUTHOR "Pete Popov <ppopov@embeddedalley.com>" #define DRV_DESC "Au1xxx on-chip Ethernet driver" @@ -80,7 +80,7 @@ MODULE_LICENSE("GPL"); // prototypes static void hard_stop(struct net_device *); static void enable_rx_tx(struct net_device *dev); -static struct net_device * au1000_probe(u32 ioaddr, int irq, int port_num); +static struct net_device * au1000_probe(int port_num); static int au1000_init(struct net_device *); static int au1000_open(struct net_device *); static int au1000_close(struct net_device *); @@ -1160,12 +1160,27 @@ setup_hw_rings(struct au1000_private *aup, u32 rx_base, u32 tx_base) } static struct { - int port; u32 base_addr; u32 macen_addr; int irq; struct net_device *dev; -} iflist[2]; +} iflist[2] = { +#ifdef CONFIG_SOC_AU1000 + {AU1000_ETH0_BASE, AU1000_MAC0_ENABLE, AU1000_MAC0_DMA_INT}, + {AU1000_ETH1_BASE, AU1000_MAC1_ENABLE, AU1000_MAC1_DMA_INT} +#endif +#ifdef CONFIG_SOC_AU1100 + {AU1100_ETH0_BASE, AU1100_MAC0_ENABLE, AU1100_MAC0_DMA_INT} +#endif +#ifdef CONFIG_SOC_AU1500 + {AU1500_ETH0_BASE, AU1500_MAC0_ENABLE, AU1500_MAC0_DMA_INT}, + {AU1500_ETH1_BASE, AU1500_MAC1_ENABLE, AU1500_MAC1_DMA_INT} +#endif +#ifdef CONFIG_SOC_AU1550 + {AU1550_ETH0_BASE, AU1550_MAC0_ENABLE, AU1550_MAC0_DMA_INT}, + {AU1550_ETH1_BASE, AU1550_MAC1_ENABLE, AU1550_MAC1_DMA_INT} +#endif +}; static int num_ifs; @@ -1176,58 +1191,14 @@ static int num_ifs; */ static int __init au1000_init_module(void) { - struct cpuinfo_mips *c = ¤t_cpu_data; int ni = (int)((au_readl(SYS_PINFUNC) & (u32)(SYS_PF_NI2)) >> 4); struct net_device *dev; int i, found_one = 0; - switch (c->cputype) { -#ifdef CONFIG_SOC_AU1000 - case CPU_AU1000: - num_ifs = 2 - ni; - iflist[0].base_addr = AU1000_ETH0_BASE; - iflist[1].base_addr = AU1000_ETH1_BASE; - iflist[0].macen_addr = AU1000_MAC0_ENABLE; - iflist[1].macen_addr = AU1000_MAC1_ENABLE; - iflist[0].irq = AU1000_MAC0_DMA_INT; - iflist[1].irq = AU1000_MAC1_DMA_INT; - break; -#endif -#ifdef CONFIG_SOC_AU1100 - case CPU_AU1100: - num_ifs = 1 - ni; - iflist[0].base_addr = AU1100_ETH0_BASE; - iflist[0].macen_addr = AU1100_MAC0_ENABLE; - iflist[0].irq = AU1100_MAC0_DMA_INT; - break; -#endif -#ifdef CONFIG_SOC_AU1500 - case CPU_AU1500: - num_ifs = 2 - ni; - iflist[0].base_addr = AU1500_ETH0_BASE; - iflist[1].base_addr = AU1500_ETH1_BASE; - iflist[0].macen_addr = AU1500_MAC0_ENABLE; - iflist[1].macen_addr = AU1500_MAC1_ENABLE; - iflist[0].irq = AU1500_MAC0_DMA_INT; - iflist[1].irq = AU1500_MAC1_DMA_INT; - break; -#endif -#ifdef CONFIG_SOC_AU1550 - case CPU_AU1550: - num_ifs = 2 - ni; - iflist[0].base_addr = AU1550_ETH0_BASE; - iflist[1].base_addr = AU1550_ETH1_BASE; - iflist[0].macen_addr = AU1550_MAC0_ENABLE; - iflist[1].macen_addr = AU1550_MAC1_ENABLE; - iflist[0].irq = AU1550_MAC0_DMA_INT; - iflist[1].irq = AU1550_MAC1_DMA_INT; - break; -#endif - default: - num_ifs = 0; - } + num_ifs = NUM_ETH_INTERFACES - ni; + for(i = 0; i < num_ifs; i++) { - dev = au1000_probe(iflist[i].base_addr, iflist[i].irq, i); + dev = au1000_probe(i); iflist[i].dev = dev; if (dev) found_one++; @@ -1436,8 +1407,7 @@ static struct ethtool_ops au1000_ethtool_ops = { .get_link = au1000_get_link }; -static struct net_device * -au1000_probe(u32 ioaddr, int irq, int port_num) +static struct net_device * au1000_probe(int port_num) { static unsigned version_printed = 0; struct au1000_private *aup = NULL; @@ -1445,94 +1415,95 @@ au1000_probe(u32 ioaddr, int irq, int port_num) db_dest_t *pDB, *pDBfree; char *pmac, *argptr; char ethaddr[6]; - int i, err; + int irq, i, err; + u32 base, macen; + + if (port_num >= NUM_ETH_INTERFACES) + return NULL; - if (!request_mem_region(CPHYSADDR(ioaddr), MAC_IOSIZE, "Au1x00 ENET")) + base = CPHYSADDR(iflist[port_num].base_addr ); + macen = CPHYSADDR(iflist[port_num].macen_addr); + irq = iflist[port_num].irq; + + if (!request_mem_region( base, MAC_IOSIZE, "Au1x00 ENET") || + !request_mem_region(macen, 4, "Au1x00 ENET")) return NULL; - if (version_printed++ == 0) + if (version_printed++ == 0) printk("%s version %s %s\n", DRV_NAME, DRV_VERSION, DRV_AUTHOR); dev = alloc_etherdev(sizeof(struct au1000_private)); if (!dev) { - printk (KERN_ERR "au1000 eth: alloc_etherdev failed\n"); + printk(KERN_ERR "%s: alloc_etherdev failed\n", DRV_NAME); return NULL; } - if ((err = register_netdev(dev))) { - printk(KERN_ERR "Au1x_eth Cannot register net device err %d\n", - err); + if ((err = register_netdev(dev)) != 0) { + printk(KERN_ERR "%s: Cannot register net device, error %d\n", + DRV_NAME, err); free_netdev(dev); return NULL; } - printk("%s: Au1x Ethernet found at 0x%x, irq %d\n", - dev->name, ioaddr, irq); + printk("%s: Au1xx0 Ethernet found at 0x%x, irq %d\n", + dev->name, base, irq); aup = dev->priv; /* Allocate the data buffers */ /* Snooping works fine with eth on all au1xxx */ - aup->vaddr = (u32)dma_alloc_noncoherent(NULL, - MAX_BUF_SIZE * (NUM_TX_BUFFS+NUM_RX_BUFFS), - &aup->dma_addr, - 0); + aup->vaddr = (u32)dma_alloc_noncoherent(NULL, MAX_BUF_SIZE * + (NUM_TX_BUFFS + NUM_RX_BUFFS), + &aup->dma_addr, 0); if (!aup->vaddr) { free_netdev(dev); - release_mem_region(CPHYSADDR(ioaddr), MAC_IOSIZE); + release_mem_region( base, MAC_IOSIZE); + release_mem_region(macen, 4); return NULL; } /* aup->mac is the base address of the MAC's registers */ - aup->mac = (volatile mac_reg_t *)((unsigned long)ioaddr); + aup->mac = (volatile mac_reg_t *)iflist[port_num].base_addr; + /* Setup some variables for quick register address access */ - if (ioaddr == iflist[0].base_addr) - { - /* check env variables first */ - if (!get_ethernet_addr(ethaddr)) { + aup->enable = (volatile u32 *)iflist[port_num].macen_addr; + aup->mac_id = port_num; + au_macs[port_num] = aup; + + if (port_num == 0) { + /* Check the environment variables first */ + if (get_ethernet_addr(ethaddr) == 0) memcpy(au1000_mac_addr, ethaddr, sizeof(au1000_mac_addr)); - } else { + else { /* Check command line */ argptr = prom_getcmdline(); - if ((pmac = strstr(argptr, "ethaddr=")) == NULL) { - printk(KERN_INFO "%s: No mac address found\n", - dev->name); - /* use the hard coded mac addresses */ - } else { + if ((pmac = strstr(argptr, "ethaddr=")) == NULL) + printk(KERN_INFO "%s: No MAC address found\n", + dev->name); + /* Use the hard coded MAC addresses */ + else { str2eaddr(ethaddr, pmac + strlen("ethaddr=")); memcpy(au1000_mac_addr, ethaddr, - sizeof(au1000_mac_addr)); + sizeof(au1000_mac_addr)); } } - aup->enable = (volatile u32 *) - ((unsigned long)iflist[0].macen_addr); - memcpy(dev->dev_addr, au1000_mac_addr, sizeof(au1000_mac_addr)); + setup_hw_rings(aup, MAC0_RX_DMA_ADDR, MAC0_TX_DMA_ADDR); - aup->mac_id = 0; - au_macs[0] = aup; - } - else - if (ioaddr == iflist[1].base_addr) - { - aup->enable = (volatile u32 *) - ((unsigned long)iflist[1].macen_addr); - memcpy(dev->dev_addr, au1000_mac_addr, sizeof(au1000_mac_addr)); - dev->dev_addr[4] += 0x10; + } else if (port_num == 1) setup_hw_rings(aup, MAC1_RX_DMA_ADDR, MAC1_TX_DMA_ADDR); - aup->mac_id = 1; - au_macs[1] = aup; - } - else - { - printk(KERN_ERR "%s: bad ioaddr\n", dev->name); - } - /* bring the device out of reset, otherwise probing the mii - * will hang */ + /* + * Assign to the Ethernet ports two consecutive MAC addresses + * to match those that are printed on their stickers + */ + memcpy(dev->dev_addr, au1000_mac_addr, sizeof(au1000_mac_addr)); + dev->dev_addr[5] += port_num; + + /* Bring the device out of reset, otherwise probing the MII will hang */ *aup->enable = MAC_EN_CLOCK_ENABLE; au_sync_delay(2); - *aup->enable = MAC_EN_RESET0 | MAC_EN_RESET1 | - MAC_EN_RESET2 | MAC_EN_CLOCK_ENABLE; + *aup->enable = MAC_EN_RESET0 | MAC_EN_RESET1 | MAC_EN_RESET2 | + MAC_EN_CLOCK_ENABLE; au_sync_delay(2); aup->mii = kmalloc(sizeof(struct mii_phy), GFP_KERNEL); @@ -1581,7 +1552,7 @@ au1000_probe(u32 ioaddr, int irq, int port_num) } spin_lock_init(&aup->lock); - dev->base_addr = ioaddr; + dev->base_addr = base; dev->irq = irq; dev->open = au1000_open; dev->hard_start_xmit = au1000_tx; @@ -1615,13 +1586,12 @@ err_out: if (aup->tx_db_inuse[i]) ReleaseDB(aup, aup->tx_db_inuse[i]); } - dma_free_noncoherent(NULL, - MAX_BUF_SIZE * (NUM_TX_BUFFS+NUM_RX_BUFFS), - (void *)aup->vaddr, - aup->dma_addr); + dma_free_noncoherent(NULL, MAX_BUF_SIZE * (NUM_TX_BUFFS + NUM_RX_BUFFS), + (void *)aup->vaddr, aup->dma_addr); unregister_netdev(dev); free_netdev(dev); - release_mem_region(CPHYSADDR(ioaddr), MAC_IOSIZE); + release_mem_region( base, MAC_IOSIZE); + release_mem_region(macen, 4); return NULL; } @@ -1806,20 +1776,18 @@ static void __exit au1000_cleanup_module(void) aup = (struct au1000_private *) dev->priv; unregister_netdev(dev); kfree(aup->mii); - for (j = 0; j < NUM_RX_DMA; j++) { + for (j = 0; j < NUM_RX_DMA; j++) if (aup->rx_db_inuse[j]) ReleaseDB(aup, aup->rx_db_inuse[j]); - } - for (j = 0; j < NUM_TX_DMA; j++) { + for (j = 0; j < NUM_TX_DMA; j++) if (aup->tx_db_inuse[j]) ReleaseDB(aup, aup->tx_db_inuse[j]); - } - dma_free_noncoherent(NULL, - MAX_BUF_SIZE * (NUM_TX_BUFFS+NUM_RX_BUFFS), - (void *)aup->vaddr, - aup->dma_addr); + dma_free_noncoherent(NULL, MAX_BUF_SIZE * + (NUM_TX_BUFFS + NUM_RX_BUFFS), + (void *)aup->vaddr, aup->dma_addr); + release_mem_region(dev->base_addr, MAC_IOSIZE); + release_mem_region(CPHYSADDR(iflist[i].macen_addr), 4); free_netdev(dev); - release_mem_region(CPHYSADDR(iflist[i].base_addr), MAC_IOSIZE); } } } diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c index ac48f754350..39f36aa05aa 100644 --- a/drivers/net/cassini.c +++ b/drivers/net/cassini.c @@ -4877,7 +4877,7 @@ static int __devinit cas_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { static int cas_version_printed = 0; - unsigned long casreg_base, casreg_len; + unsigned long casreg_len; struct net_device *dev; struct cas *cp; int i, err, pci_using_dac; @@ -4972,7 +4972,6 @@ static int __devinit cas_init_one(struct pci_dev *pdev, pci_using_dac = 0; } - casreg_base = pci_resource_start(pdev, 0); casreg_len = pci_resource_len(pdev, 0); cp = netdev_priv(dev); @@ -5024,7 +5023,7 @@ static int __devinit cas_init_one(struct pci_dev *pdev, cp->timer_ticks = 0; /* give us access to cassini registers */ - cp->regs = ioremap(casreg_base, casreg_len); + cp->regs = pci_iomap(pdev, 0, casreg_len); if (cp->regs == 0UL) { printk(KERN_ERR PFX "Cannot map device registers, " "aborting.\n"); @@ -5123,7 +5122,7 @@ err_out_iounmap: cas_shutdown(cp); mutex_unlock(&cp->pm_mutex); - iounmap(cp->regs); + pci_iounmap(pdev, cp->regs); err_out_free_res: @@ -5171,7 +5170,7 @@ static void __devexit cas_remove_one(struct pci_dev *pdev) #endif pci_free_consistent(pdev, sizeof(struct cas_init_block), cp->init_block, cp->block_dvma); - iounmap(cp->regs); + pci_iounmap(pdev, cp->regs); free_netdev(dev); pci_release_regions(pdev); pci_disable_device(pdev); diff --git a/drivers/net/e1000/Makefile b/drivers/net/e1000/Makefile index ca9f89552da..92823ac89d4 100644 --- a/drivers/net/e1000/Makefile +++ b/drivers/net/e1000/Makefile @@ -22,6 +22,7 @@ # # Contact Information: # Linux NICS <linux.nics@intel.com> +# e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> # Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 # ################################################################################ diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h index 281de41d030..2bc34fbfa69 100644 --- a/drivers/net/e1000/e1000.h +++ b/drivers/net/e1000/e1000.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. 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 @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ @@ -114,6 +115,8 @@ struct e1000_adapter; /* Supported Rx Buffer Sizes */ #define E1000_RXBUFFER_128 128 /* Used for packet split */ #define E1000_RXBUFFER_256 256 /* Used for packet split */ +#define E1000_RXBUFFER_512 512 +#define E1000_RXBUFFER_1024 1024 #define E1000_RXBUFFER_2048 2048 #define E1000_RXBUFFER_4096 4096 #define E1000_RXBUFFER_8192 8192 @@ -334,7 +337,6 @@ struct e1000_adapter { boolean_t have_msi; #endif /* to not mess up cache alignment, always add to the bottom */ - boolean_t txb2b; #ifdef NETIF_F_TSO boolean_t tso_force; #endif diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c index ecccca35c6f..e48dc578fde 100644 --- a/drivers/net/e1000/e1000_ethtool.c +++ b/drivers/net/e1000/e1000_ethtool.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. 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 @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c index 523c2c9fc0a..4c796e54b84 100644 --- a/drivers/net/e1000/e1000_hw.c +++ b/drivers/net/e1000/e1000_hw.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. 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 @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h index 150e45e30f8..03d07ebde4f 100644 --- a/drivers/net/e1000/e1000_hw.h +++ b/drivers/net/e1000/e1000_hw.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. 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 @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index c99e87838f9..fb8cef61914 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. 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 @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ @@ -74,9 +75,9 @@ static char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver"; #else #define DRIVERNAPI "-NAPI" #endif -#define DRV_VERSION "7.0.33-k2"DRIVERNAPI +#define DRV_VERSION "7.0.38-k2"DRIVERNAPI char e1000_driver_version[] = DRV_VERSION; -static char e1000_copyright[] = "Copyright (c) 1999-2005 Intel Corporation."; +static char e1000_copyright[] = "Copyright (c) 1999-2006 Intel Corporation."; /* e1000_pci_tbl - PCI Device ID Table * @@ -208,8 +209,8 @@ static void e1000_leave_82542_rst(struct e1000_adapter *adapter); static void e1000_tx_timeout(struct net_device *dev); static void e1000_reset_task(struct net_device *dev); static void e1000_smartspeed(struct e1000_adapter *adapter); -static inline int e1000_82547_fifo_workaround(struct e1000_adapter *adapter, - struct sk_buff *skb); +static int e1000_82547_fifo_workaround(struct e1000_adapter *adapter, + struct sk_buff *skb); static void e1000_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp); static void e1000_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid); @@ -291,7 +292,7 @@ module_exit(e1000_exit_module); * @adapter: board private structure **/ -static inline void +static void e1000_irq_disable(struct e1000_adapter *adapter) { atomic_inc(&adapter->irq_sem); @@ -305,7 +306,7 @@ e1000_irq_disable(struct e1000_adapter *adapter) * @adapter: board private structure **/ -static inline void +static void e1000_irq_enable(struct e1000_adapter *adapter) { if (likely(atomic_dec_and_test(&adapter->irq_sem))) { @@ -349,7 +350,7 @@ e1000_update_mng_vlan(struct e1000_adapter *adapter) * **/ -static inline void +static void e1000_release_hw_control(struct e1000_adapter *adapter) { uint32_t ctrl_ext; @@ -359,6 +360,7 @@ e1000_release_hw_control(struct e1000_adapter *adapter) switch (adapter->hw.mac_type) { case e1000_82571: case e1000_82572: + case e1000_80003es2lan: ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT); E1000_WRITE_REG(&adapter->hw, CTRL_EXT, ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD); @@ -383,7 +385,7 @@ e1000_release_hw_control(struct e1000_adapter *adapter) * **/ -static inline void +static void e1000_get_hw_control(struct e1000_adapter *adapter) { uint32_t ctrl_ext; @@ -392,6 +394,7 @@ e1000_get_hw_control(struct e1000_adapter *adapter) switch (adapter->hw.mac_type) { case e1000_82571: case e1000_82572: + case e1000_80003es2lan: ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT); E1000_WRITE_REG(&adapter->hw, CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_DRV_LOAD); @@ -419,7 +422,7 @@ e1000_up(struct e1000_adapter *adapter) uint16_t mii_reg; e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg); if (mii_reg & MII_CR_POWER_DOWN) - e1000_phy_reset(&adapter->hw); + e1000_phy_hw_reset(&adapter->hw); } e1000_set_multi(netdev); @@ -970,8 +973,8 @@ e1000_sw_init(struct e1000_adapter *adapter) pci_read_config_word(pdev, PCI_COMMAND, &hw->pci_cmd_word); - adapter->rx_buffer_len = E1000_RXBUFFER_2048; - adapter->rx_ps_bsize0 = E1000_RXBUFFER_256; + adapter->rx_buffer_len = MAXIMUM_ETHERNET_FRAME_SIZE; + adapter->rx_ps_bsize0 = E1000_RXBUFFER_128; hw->max_frame_size = netdev->mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE; hw->min_frame_size = MINIMUM_ETHERNET_FRAME_SIZE; @@ -1179,7 +1182,7 @@ e1000_close(struct net_device *netdev) * @start: address of beginning of memory * @len: length of memory **/ -static inline boolean_t +static boolean_t e1000_check_64k_bound(struct e1000_adapter *adapter, void *start, unsigned long len) { @@ -1597,14 +1600,21 @@ e1000_setup_rctl(struct e1000_adapter *adapter) rctl |= E1000_RCTL_LPE; /* Setup buffer sizes */ - if (adapter->hw.mac_type >= e1000_82571) { - /* We can now specify buffers in 1K increments. - * BSIZE and BSEX are ignored in this case. */ - rctl |= adapter->rx_buffer_len << 0x11; - } else { - rctl &= ~E1000_RCTL_SZ_4096; - rctl |= E1000_RCTL_BSEX; - switch (adapter->rx_buffer_len) { + rctl &= ~E1000_RCTL_SZ_4096; + rctl |= E1000_RCTL_BSEX; + switch (adapter->rx_buffer_len) { + case E1000_RXBUFFER_256: + rctl |= E1000_RCTL_SZ_256; + rctl &= ~E1000_RCTL_BSEX; + break; + case E1000_RXBUFFER_512: + rctl |= E1000_RCTL_SZ_512; + rctl &= ~E1000_RCTL_BSEX; + break; + case E1000_RXBUFFER_1024: + rctl |= E1000_RCTL_SZ_1024; + rctl &= ~E1000_RCTL_BSEX; + break; case E1000_RXBUFFER_2048: default: rctl |= E1000_RCTL_SZ_2048; @@ -1619,7 +1629,6 @@ e1000_setup_rctl(struct e1000_adapter *adapter) case E1000_RXBUFFER_16384: rctl |= E1000_RCTL_SZ_16384; break; - } } #ifndef CONFIG_E1000_DISABLE_PACKET_SPLIT @@ -1713,7 +1722,7 @@ e1000_configure_rx(struct e1000_adapter *adapter) if (hw->mac_type >= e1000_82571) { ctrl_ext = E1000_READ_REG(hw, CTRL_EXT); /* Reset delay timers after every interrupt */ - ctrl_ext |= E1000_CTRL_EXT_CANC; + ctrl_ext |= E1000_CTRL_EXT_INT_TIMER_CLR; #ifdef CONFIG_E1000_NAPI /* Auto-Mask interrupts upon ICR read. */ ctrl_ext |= E1000_CTRL_EXT_IAME; @@ -1805,7 +1814,7 @@ e1000_free_all_tx_resources(struct e1000_adapter *adapter) e1000_free_tx_resources(adapter, &adapter->tx_ring[i]); } -static inline void +static void e1000_unmap_and_free_tx_resource(struct e1000_adapter *adapter, struct e1000_buffer *buffer_info) { @@ -2245,6 +2254,7 @@ e1000_watchdog_task(struct e1000_adapter *adapter) if (link) { if (!netif_carrier_ok(netdev)) { + boolean_t txb2b = 1; e1000_get_speed_and_duplex(&adapter->hw, &adapter->link_speed, &adapter->link_duplex); @@ -2258,23 +2268,22 @@ e1000_watchdog_task(struct e1000_adapter *adapter) * and adjust the timeout factor */ netdev->tx_queue_len = adapter->tx_queue_len; adapter->tx_timeout_factor = 1; - adapter->txb2b = 1; switch (adapter->link_speed) { case SPEED_10: - adapter->txb2b = 0; + txb2b = 0; netdev->tx_queue_len = 10; adapter->tx_timeout_factor = 8; break; case SPEED_100: - adapter->txb2b = 0; + txb2b = 0; netdev->tx_queue_len = 100; /* maybe add some timeout factor ? */ break; } - if ((adapter->hw.mac_type == e1000_82571 || + if ((adapter->hw.mac_type == e1000_82571 || adapter->hw.mac_type == e1000_82572) && - adapter->txb2b == 0) { + txb2b == 0) { #define SPEED_MODE_BIT (1 << 21) uint32_t tarc0; tarc0 = E1000_READ_REG(&adapter->hw, TARC0); @@ -2398,7 +2407,7 @@ e1000_watchdog_task(struct e1000_adapter *adapter) #define E1000_TX_FLAGS_VLAN_MASK 0xffff0000 #define E1000_TX_FLAGS_VLAN_SHIFT 16 -static inline int +static int e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, struct sk_buff *skb) { @@ -2478,7 +2487,7 @@ e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, return FALSE; } -static inline boolean_t +static boolean_t e1000_tx_csum(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, struct sk_buff *skb) { @@ -2514,7 +2523,7 @@ e1000_tx_csum(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, #define E1000_MAX_TXD_PWR 12 #define E1000_MAX_DATA_PER_TXD (1<<E1000_MAX_TXD_PWR) -static inline int +static int e1000_tx_map(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, struct sk_buff *skb, unsigned int first, unsigned int max_per_txd, unsigned int nr_frags, unsigned int mss) @@ -2623,7 +2632,7 @@ e1000_tx_map(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, return count; } -static inline void +static void e1000_tx_queue(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, int tx_flags, int count) { @@ -2687,7 +2696,7 @@ e1000_tx_queue(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, #define E1000_FIFO_HDR 0x10 #define E1000_82547_PAD_LEN 0x3E0 -static inline int +static int e1000_82547_fifo_workaround(struct e1000_adapter *adapter, struct sk_buff *skb) { uint32_t fifo_space = adapter->tx_fifo_size - adapter->tx_fifo_head; @@ -2714,7 +2723,7 @@ no_fifo_stall_required: } #define MINIMUM_DHCP_PACKET_SIZE 282 -static inline int +static int e1000_transfer_dhcp_info(struct e1000_adapter *adapter, struct sk_buff *skb) { struct e1000_hw *hw = &adapter->hw; @@ -2980,8 +2989,7 @@ e1000_change_mtu(struct net_device *netdev, int new_mtu) /* Adapter-specific max frame size limits. */ switch (adapter->hw.mac_type) { - case e1000_82542_rev2_0: - case e1000_82542_rev2_1: + case e1000_undefined ... e1000_82542_rev2_1: if (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE) { DPRINTK(PROBE, ERR, "Jumbo Frames not supported.\n"); return -EINVAL; @@ -3015,27 +3023,32 @@ e1000_change_mtu(struct net_device *netdev, int new_mtu) break; } - - if (adapter->hw.mac_type > e1000_82547_rev_2) { - adapter->rx_buffer_len = max_frame; - E1000_ROUNDUP(adapter->rx_buffer_len, 1024); - } else { - if(unlikely((adapter->hw.mac_type < e1000_82543) && - (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE))) { - DPRINTK(PROBE, ERR, "Jumbo Frames not supported " - "on 82542\n"); - return -EINVAL; - } else { - if(max_frame <= E1000_RXBUFFER_2048) - adapter->rx_buffer_len = E1000_RXBUFFER_2048; - else if(max_frame <= E1000_RXBUFFER_4096) - adapter->rx_buffer_len = E1000_RXBUFFER_4096; - else if(max_frame <= E1000_RXBUFFER_8192) - adapter->rx_buffer_len = E1000_RXBUFFER_8192; - else if(max_frame <= E1000_RXBUFFER_16384) - adapter->rx_buffer_len = E1000_RXBUFFER_16384; - } - } + /* NOTE: dev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN + * means we reserve 2 more, this pushes us to allocate from the next + * larger slab size + * i.e. RXBUFFER_2048 --> size-4096 slab */ + + if (max_frame <= E1000_RXBUFFER_256) + adapter->rx_buffer_len = E1000_RXBUFFER_256; + else if (max_frame <= E1000_RXBUFFER_512) + adapter->rx_buffer_len = E1000_RXBUFFER_512; + else if (max_frame <= E1000_RXBUFFER_1024) + adapter->rx_buffer_len = E1000_RXBUFFER_1024; + else if (max_frame <= E1000_RXBUFFER_2048) + adapter->rx_buffer_len = E1000_RXBUFFER_2048; + else if (max_frame <= E1000_RXBUFFER_4096) + adapter->rx_buffer_len = E1000_RXBUFFER_4096; + else if (max_frame <= E1000_RXBUFFER_8192) + adapter->rx_buffer_len = E1000_RXBUFFER_8192; + else if (max_frame <= E1000_RXBUFFER_16384) + adapter->rx_buffer_len = E1000_RXBUFFER_16384; + + /* adjust allocation if LPE protects us, and we aren't using SBP */ +#define MAXIMUM_ETHERNET_VLAN_SIZE 1522 + if (!adapter->hw.tbi_compatibility_on && + ((max_frame == MAXIMUM_ETHERNET_FRAME_SIZE) || + (max_frame == MAXIMUM_ETHERNET_VLAN_SIZE))) + adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE; netdev->mtu = new_mtu; @@ -3163,7 +3176,6 @@ e1000_update_stats(struct e1000_adapter *adapter) adapter->stats.crcerrs + adapter->stats.algnerrc + adapter->stats.ruc + adapter->stats.roc + adapter->stats.cexterr; - adapter->net_stats.rx_dropped = 0; adapter->net_stats.rx_length_errors = adapter->stats.ruc + adapter->stats.roc; adapter->net_stats.rx_crc_errors = adapter->stats.crcerrs; @@ -3389,13 +3401,15 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter, tx_ring->next_to_clean = i; - spin_lock(&tx_ring->tx_lock); - +#define TX_WAKE_THRESHOLD 32 if (unlikely(cleaned && netif_queue_stopped(netdev) && - netif_carrier_ok(netdev))) - netif_wake_queue(netdev); - - spin_unlock(&tx_ring->tx_lock); + netif_carrier_ok(netdev))) { + spin_lock(&tx_ring->tx_lock); + if (netif_queue_stopped(netdev) && + (E1000_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD)) + netif_wake_queue(netdev); + spin_unlock(&tx_ring->tx_lock); + } if (adapter->detect_tx_hung) { /* Detect a transmit hang in hardware, this serializes the @@ -3443,7 +3457,7 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter, * @sk_buff: socket buffer with received data **/ -static inline void +static void e1000_rx_checksum(struct e1000_adapter *adapter, uint32_t status_err, uint32_t csum, struct sk_buff *skb) @@ -3567,7 +3581,8 @@ e1000_clean_rx_irq(struct e1000_adapter *adapter, flags); length--; } else { - dev_kfree_skb_irq(skb); + /* recycle */ + buffer_info->skb = skb; goto next_desc; } } @@ -3675,6 +3690,7 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, i = rx_ring->next_to_clean; rx_desc = E1000_RX_DESC_PS(*rx_ring, i); staterr = le32_to_cpu(rx_desc->wb.middle.status_error); + buffer_info = &rx_ring->buffer_info[i]; while (staterr & E1000_RXD_STAT_DD) { buffer_info = &rx_ring->buffer_info[i]; @@ -3735,7 +3751,7 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, /* page alloc/put takes too long and effects small packet * throughput, so unsplit small packets and save the alloc/put*/ - if (l1 && ((length + l1) < E1000_CB_LENGTH)) { + if (l1 && ((length + l1) <= adapter->rx_ps_bsize0)) { u8 *vaddr; /* there is no documentation about how to call * kmap_atomic, so we can't hold the mapping @@ -4157,7 +4173,7 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) spin_unlock_irqrestore(&adapter->stats_lock, flags); return -EIO; } - if (adapter->hw.phy_type == e1000_media_type_copper) { + if (adapter->hw.media_type == e1000_media_type_copper) { switch (data->reg_num) { case PHY_CTRL: if (mii_reg & MII_CR_POWER_DOWN) @@ -4516,21 +4532,13 @@ e1000_suspend(struct pci_dev *pdev, pm_message_t state) E1000_WRITE_REG(&adapter->hw, WUC, E1000_WUC_PME_EN); E1000_WRITE_REG(&adapter->hw, WUFC, wufc); - retval = pci_enable_wake(pdev, PCI_D3hot, 1); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 wake\n"); - retval = pci_enable_wake(pdev, PCI_D3cold, 1); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 cold wake\n"); + pci_enable_wake(pdev, PCI_D3hot, 1); + pci_enable_wake(pdev, PCI_D3cold, 1); } else { E1000_WRITE_REG(&adapter->hw, WUC, 0); E1000_WRITE_REG(&adapter->hw, WUFC, 0); - retval = pci_enable_wake(pdev, PCI_D3hot, 0); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 wake\n"); - retval = pci_enable_wake(pdev, PCI_D3cold, 0); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 cold wake\n"); + pci_enable_wake(pdev, PCI_D3hot, 0); + pci_enable_wake(pdev, PCI_D3cold, 0); } if (adapter->hw.mac_type >= e1000_82540 && @@ -4539,13 +4547,8 @@ e1000_suspend(struct pci_dev *pdev, pm_message_t state) if (manc & E1000_MANC_SMBUS_EN) { manc |= E1000_MANC_ARP_EN; E1000_WRITE_REG(&adapter->hw, MANC, manc); - retval = pci_enable_wake(pdev, PCI_D3hot, 1); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 wake\n"); - retval = pci_enable_wake(pdev, PCI_D3cold, 1); - if (retval) - DPRINTK(PROBE, ERR, - "Error enabling D3 cold wake\n"); + pci_enable_wake(pdev, PCI_D3hot, 1); + pci_enable_wake(pdev, PCI_D3cold, 1); } } @@ -4555,9 +4558,7 @@ e1000_suspend(struct pci_dev *pdev, pm_message_t state) pci_disable_device(pdev); - retval = pci_set_power_state(pdev, pci_choose_state(pdev, state)); - if (retval) - DPRINTK(PROBE, ERR, "Error in setting power state\n"); + pci_set_power_state(pdev, pci_choose_state(pdev, state)); return 0; } @@ -4568,22 +4569,15 @@ e1000_resume(struct pci_dev *pdev) { struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); - int retval; uint32_t manc, ret_val; - retval = pci_set_power_state(pdev, PCI_D0); - if (retval) - DPRINTK(PROBE, ERR, "Error in setting power state\n"); + pci_set_power_state(pdev, PCI_D0); e1000_pci_restore_state(adapter); ret_val = pci_enable_device(pdev); pci_set_master(pdev); - retval = pci_enable_wake(pdev, PCI_D3hot, 0); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 wake\n"); - retval = pci_enable_wake(pdev, PCI_D3cold, 0); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 cold wake\n"); + pci_enable_wake(pdev, PCI_D3hot, 0); + pci_enable_wake(pdev, PCI_D3cold, 0); e1000_reset(adapter); E1000_WRITE_REG(&adapter->hw, WUS, ~0); diff --git a/drivers/net/e1000/e1000_osdep.h b/drivers/net/e1000/e1000_osdep.h index 9790db974dc..048d052be29 100644 --- a/drivers/net/e1000/e1000_osdep.h +++ b/drivers/net/e1000/e1000_osdep.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. 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 @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ diff --git a/drivers/net/e1000/e1000_param.c b/drivers/net/e1000/e1000_param.c index e0a4d37d1b8..e55f8969a0f 100644 --- a/drivers/net/e1000/e1000_param.c +++ b/drivers/net/e1000/e1000_param.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. 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 @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ diff --git a/drivers/net/ixgb/ixgb.h b/drivers/net/ixgb/ixgb.h index c83271b3862..b9c37fdc841 100644 --- a/drivers/net/ixgb/ixgb.h +++ b/drivers/net/ixgb/ixgb.h @@ -84,7 +84,12 @@ struct ixgb_adapter; #define IXGB_DBG(args...) #endif -#define IXGB_ERR(args...) printk(KERN_ERR "ixgb: " args) +#define PFX "ixgb: " +#define DPRINTK(nlevel, klevel, fmt, args...) \ + (void)((NETIF_MSG_##nlevel & adapter->msg_enable) && \ + printk(KERN_##klevel PFX "%s: %s: " fmt, adapter->netdev->name, \ + __FUNCTION__ , ## args)) + /* TX/RX descriptor defines */ #define DEFAULT_TXD 256 @@ -175,6 +180,7 @@ struct ixgb_adapter { uint64_t hw_csum_tx_good; uint64_t hw_csum_tx_error; uint32_t tx_int_delay; + uint32_t tx_timeout_count; boolean_t tx_int_delay_enable; boolean_t detect_tx_hung; @@ -192,6 +198,7 @@ struct ixgb_adapter { /* structs defined in ixgb_hw.h */ struct ixgb_hw hw; + u16 msg_enable; struct ixgb_hw_stats stats; #ifdef CONFIG_PCI_MSI boolean_t have_msi; diff --git a/drivers/net/ixgb/ixgb_ethtool.c b/drivers/net/ixgb/ixgb_ethtool.c index d38ade5f2f4..6d8192f4314 100644 --- a/drivers/net/ixgb/ixgb_ethtool.c +++ b/drivers/net/ixgb/ixgb_ethtool.c @@ -44,6 +44,8 @@ extern void ixgb_free_rx_resources(struct ixgb_adapter *adapter); extern void ixgb_free_tx_resources(struct ixgb_adapter *adapter); extern void ixgb_update_stats(struct ixgb_adapter *adapter); +#define IXGB_ALL_RAR_ENTRIES 16 + struct ixgb_stats { char stat_string[ETH_GSTRING_LEN]; int sizeof_stat; @@ -76,6 +78,7 @@ static struct ixgb_stats ixgb_gstrings_stats[] = { {"tx_heartbeat_errors", IXGB_STAT(net_stats.tx_heartbeat_errors)}, {"tx_window_errors", IXGB_STAT(net_stats.tx_window_errors)}, {"tx_deferred_ok", IXGB_STAT(stats.dc)}, + {"tx_timeout_count", IXGB_STAT(tx_timeout_count) }, {"rx_long_length_errors", IXGB_STAT(stats.roc)}, {"rx_short_length_errors", IXGB_STAT(stats.ruc)}, #ifdef NETIF_F_TSO @@ -117,6 +120,16 @@ ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) return 0; } +static void ixgb_set_speed_duplex(struct net_device *netdev) +{ + struct ixgb_adapter *adapter = netdev_priv(netdev); + /* be optimistic about our link, since we were up before */ + adapter->link_speed = 10000; + adapter->link_duplex = FULL_DUPLEX; + netif_carrier_on(netdev); + netif_wake_queue(netdev); +} + static int ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) { @@ -130,12 +143,7 @@ ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) ixgb_down(adapter, TRUE); ixgb_reset(adapter); ixgb_up(adapter); - /* be optimistic about our link, since we were up before */ - adapter->link_speed = 10000; - adapter->link_duplex = FULL_DUPLEX; - netif_carrier_on(netdev); - netif_wake_queue(netdev); - + ixgb_set_speed_duplex(netdev); } else ixgb_reset(adapter); @@ -183,11 +191,7 @@ ixgb_set_pauseparam(struct net_device *netdev, if(netif_running(adapter->netdev)) { ixgb_down(adapter, TRUE); ixgb_up(adapter); - /* be optimistic about our link, since we were up before */ - adapter->link_speed = 10000; - adapter->link_duplex = FULL_DUPLEX; - netif_carrier_on(netdev); - netif_wake_queue(netdev); + ixgb_set_speed_duplex(netdev); } else ixgb_reset(adapter); @@ -212,11 +216,7 @@ ixgb_set_rx_csum(struct net_device *netdev, uint32_t data) if(netif_running(netdev)) { ixgb_down(adapter,TRUE); ixgb_up(adapter); - /* be optimistic about our link, since we were up before */ - adapter->link_speed = 10000; - adapter->link_duplex = FULL_DUPLEX; - netif_carrier_on(netdev); - netif_wake_queue(netdev); + ixgb_set_speed_duplex(netdev); } else ixgb_reset(adapter); return 0; @@ -251,6 +251,19 @@ ixgb_set_tso(struct net_device *netdev, uint32_t data) } #endif /* NETIF_F_TSO */ +static uint32_t +ixgb_get_msglevel(struct net_device *netdev) +{ + struct ixgb_adapter *adapter = netdev->priv; + return adapter->msg_enable; +} + +static void +ixgb_set_msglevel(struct net_device *netdev, uint32_t data) +{ + struct ixgb_adapter *adapter = netdev->priv; + adapter->msg_enable = data; +} #define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_ static int @@ -303,7 +316,7 @@ ixgb_get_regs(struct net_device *netdev, *reg++ = IXGB_READ_REG(hw, RXCSUM); /* 20 */ /* there are 16 RAR entries in hardware, we only use 3 */ - for(i = 0; i < 16; i++) { + for(i = 0; i < IXGB_ALL_RAR_ENTRIES; i++) { *reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */ *reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */ } @@ -593,11 +606,7 @@ ixgb_set_ringparam(struct net_device *netdev, adapter->tx_ring = tx_new; if((err = ixgb_up(adapter))) return err; - /* be optimistic about our link, since we were up before */ - adapter->link_speed = 10000; - adapter->link_duplex = FULL_DUPLEX; - netif_carrier_on(netdev); - netif_wake_queue(netdev); + ixgb_set_speed_duplex(netdev); } return 0; @@ -714,6 +723,8 @@ static struct ethtool_ops ixgb_ethtool_ops = { .set_tx_csum = ixgb_set_tx_csum, .get_sg = ethtool_op_get_sg, .set_sg = ethtool_op_set_sg, + .get_msglevel = ixgb_get_msglevel, + .set_msglevel = ixgb_set_msglevel, #ifdef NETIF_F_TSO .get_tso = ethtool_op_get_tso, .set_tso = ixgb_set_tso, diff --git a/drivers/net/ixgb/ixgb_hw.h b/drivers/net/ixgb/ixgb_hw.h index 382c6300ccc..19513c6c2f1 100644 --- a/drivers/net/ixgb/ixgb_hw.h +++ b/drivers/net/ixgb/ixgb_hw.h @@ -57,6 +57,7 @@ typedef enum { typedef enum { ixgb_media_type_unknown = 0, ixgb_media_type_fiber = 1, + ixgb_media_type_copper = 2, ixgb_num_media_types } ixgb_media_type; diff --git a/drivers/net/ixgb/ixgb_ids.h b/drivers/net/ixgb/ixgb_ids.h index aee207eaa28..e119c05a6f2 100644 --- a/drivers/net/ixgb/ixgb_ids.h +++ b/drivers/net/ixgb/ixgb_ids.h @@ -43,6 +43,8 @@ #define IXGB_SUBDEVICE_ID_A11F 0xA11F #define IXGB_SUBDEVICE_ID_A01F 0xA01F -#endif /* #ifndef _IXGB_IDS_H_ */ +#define IXGB_DEVICE_ID_82597EX_CX4 0x109E +#define IXGB_SUBDEVICE_ID_A00C 0xA00C +#endif /* #ifndef _IXGB_IDS_H_ */ /* End of File */ diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index cfd67d812f0..0905a824093 100644 --- a/drivers/net/ixgb/ixgb_main.c +++ b/drivers/net/ixgb/ixgb_main.c @@ -52,7 +52,7 @@ static char ixgb_driver_string[] = "Intel(R) PRO/10GbE Network Driver"; #else #define DRIVERNAPI "-NAPI" #endif -#define DRV_VERSION "1.0.100-k2"DRIVERNAPI +#define DRV_VERSION "1.0.104-k2"DRIVERNAPI char ixgb_driver_version[] = DRV_VERSION; static char ixgb_copyright[] = "Copyright (c) 1999-2005 Intel Corporation."; @@ -67,6 +67,8 @@ static char ixgb_copyright[] = "Copyright (c) 1999-2005 Intel Corporation."; static struct pci_device_id ixgb_pci_tbl[] = { {INTEL_VENDOR_ID, IXGB_DEVICE_ID_82597EX, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + {INTEL_VENDOR_ID, IXGB_DEVICE_ID_82597EX_CX4, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {INTEL_VENDOR_ID, IXGB_DEVICE_ID_82597EX_SR, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {INTEL_VENDOR_ID, IXGB_DEVICE_ID_82597EX_LR, @@ -148,6 +150,11 @@ MODULE_DESCRIPTION("Intel(R) PRO/10GbE Network Driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); +#define DEFAULT_DEBUG_LEVEL_SHIFT 3 +static int debug = DEFAULT_DEBUG_LEVEL_SHIFT; +module_param(debug, int, 0); +MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)"); + /* some defines for controlling descriptor fetches in h/w */ #define RXDCTL_WTHRESH_DEFAULT 16 /* chip writes back at this many or RXT0 */ #define RXDCTL_PTHRESH_DEFAULT 0 /* chip considers prefech below @@ -249,7 +256,7 @@ ixgb_up(struct ixgb_adapter *adapter) if (!pcix) adapter->have_msi = FALSE; else if((err = pci_enable_msi(adapter->pdev))) { - printk (KERN_ERR + DPRINTK(PROBE, ERR, "Unable to allocate MSI interrupt Error: %d\n", err); adapter->have_msi = FALSE; /* proceed to try to request regular interrupt */ @@ -259,8 +266,11 @@ ixgb_up(struct ixgb_adapter *adapter) #endif if((err = request_irq(adapter->pdev->irq, &ixgb_intr, SA_SHIRQ | SA_SAMPLE_RANDOM, - netdev->name, netdev))) + netdev->name, netdev))) { + DPRINTK(PROBE, ERR, + "Unable to allocate interrupt Error: %d\n", err); return err; + } /* disable interrupts and get the hardware into a known state */ IXGB_WRITE_REG(&adapter->hw, IMC, 0xffffffff); @@ -326,7 +336,7 @@ ixgb_reset(struct ixgb_adapter *adapter) ixgb_adapter_stop(&adapter->hw); if(!ixgb_init_hw(&adapter->hw)) - IXGB_DBG("ixgb_init_hw failed.\n"); + DPRINTK(PROBE, ERR, "ixgb_init_hw failed.\n"); } /** @@ -363,7 +373,8 @@ ixgb_probe(struct pci_dev *pdev, } else { if((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) || (err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))) { - IXGB_ERR("No usable DMA configuration, aborting\n"); + printk(KERN_ERR + "ixgb: No usable DMA configuration, aborting\n"); goto err_dma_mask; } pci_using_dac = 0; @@ -388,6 +399,7 @@ ixgb_probe(struct pci_dev *pdev, adapter->netdev = netdev; adapter->pdev = pdev; adapter->hw.back = adapter; + adapter->msg_enable = netif_msg_init(debug, DEFAULT_DEBUG_LEVEL_SHIFT); mmio_start = pci_resource_start(pdev, BAR_0); mmio_len = pci_resource_len(pdev, BAR_0); @@ -416,7 +428,7 @@ ixgb_probe(struct pci_dev *pdev, netdev->change_mtu = &ixgb_change_mtu; ixgb_set_ethtool_ops(netdev); netdev->tx_timeout = &ixgb_tx_timeout; - netdev->watchdog_timeo = HZ; + netdev->watchdog_timeo = 5 * HZ; #ifdef CONFIG_IXGB_NAPI netdev->poll = &ixgb_clean; netdev->weight = 64; @@ -428,6 +440,7 @@ ixgb_probe(struct pci_dev *pdev, netdev->poll_controller = ixgb_netpoll; #endif + strcpy(netdev->name, pci_name(pdev)); netdev->mem_start = mmio_start; netdev->mem_end = mmio_start + mmio_len; netdev->base_addr = adapter->hw.io_base; @@ -449,6 +462,9 @@ ixgb_probe(struct pci_dev *pdev, #ifdef NETIF_F_TSO netdev->features |= NETIF_F_TSO; #endif +#ifdef NETIF_F_LLTX + netdev->features |= NETIF_F_LLTX; +#endif if(pci_using_dac) netdev->features |= NETIF_F_HIGHDMA; @@ -456,7 +472,7 @@ ixgb_probe(struct pci_dev *pdev, /* make sure the EEPROM is good */ if(!ixgb_validate_eeprom_checksum(&adapter->hw)) { - printk(KERN_ERR "The EEPROM Checksum Is Not Valid\n"); + DPRINTK(PROBE, ERR, "The EEPROM Checksum Is Not Valid\n"); err = -EIO; goto err_eeprom; } @@ -465,6 +481,7 @@ ixgb_probe(struct pci_dev *pdev, memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len); if(!is_valid_ether_addr(netdev->perm_addr)) { + DPRINTK(PROBE, ERR, "Invalid MAC Address\n"); err = -EIO; goto err_eeprom; } @@ -478,6 +495,7 @@ ixgb_probe(struct pci_dev *pdev, INIT_WORK(&adapter->tx_timeout_task, (void (*)(void *))ixgb_tx_timeout_task, netdev); + strcpy(netdev->name, "eth%d"); if((err = register_netdev(netdev))) goto err_register; @@ -486,8 +504,7 @@ ixgb_probe(struct pci_dev *pdev, netif_carrier_off(netdev); netif_stop_queue(netdev); - printk(KERN_INFO "%s: Intel(R) PRO/10GbE Network Connection\n", - netdev->name); + DPRINTK(PROBE, INFO, "Intel(R) PRO/10GbE Network Connection\n"); ixgb_check_options(adapter); /* reset the hardware with the new settings */ @@ -562,12 +579,13 @@ ixgb_sw_init(struct ixgb_adapter *adapter) hw->max_frame_size = netdev->mtu + ENET_HEADER_SIZE + ENET_FCS_LENGTH; if((hw->device_id == IXGB_DEVICE_ID_82597EX) - ||(hw->device_id == IXGB_DEVICE_ID_82597EX_LR) - ||(hw->device_id == IXGB_DEVICE_ID_82597EX_SR)) + || (hw->device_id == IXGB_DEVICE_ID_82597EX_CX4) + || (hw->device_id == IXGB_DEVICE_ID_82597EX_LR) + || (hw->device_id == IXGB_DEVICE_ID_82597EX_SR)) hw->mac_type = ixgb_82597; else { /* should never have loaded on this device */ - printk(KERN_ERR "ixgb: unsupported device id\n"); + DPRINTK(PROBE, ERR, "unsupported device id\n"); } /* enable flow control to be programmed */ @@ -665,6 +683,8 @@ ixgb_setup_tx_resources(struct ixgb_adapter *adapter) size = sizeof(struct ixgb_buffer) * txdr->count; txdr->buffer_info = vmalloc(size); if(!txdr->buffer_info) { + DPRINTK(PROBE, ERR, + "Unable to allocate transmit descriptor ring memory\n"); return -ENOMEM; } memset(txdr->buffer_info, 0, size); @@ -677,6 +697,8 @@ ixgb_setup_tx_resources(struct ixgb_adapter *adapter) txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma); if(!txdr->desc) { vfree(txdr->buffer_info); + DPRINTK(PROBE, ERR, + "Unable to allocate transmit descriptor memory\n"); return -ENOMEM; } memset(txdr->desc, 0, txdr->size); @@ -750,6 +772,8 @@ ixgb_setup_rx_resources(struct ixgb_adapter *adapter) size = sizeof(struct ixgb_buffer) * rxdr->count; rxdr->buffer_info = vmalloc(size); if(!rxdr->buffer_info) { + DPRINTK(PROBE, ERR, + "Unable to allocate receive descriptor ring\n"); return -ENOMEM; } memset(rxdr->buffer_info, 0, size); @@ -763,6 +787,8 @@ ixgb_setup_rx_resources(struct ixgb_adapter *adapter) if(!rxdr->desc) { vfree(rxdr->buffer_info); + DPRINTK(PROBE, ERR, + "Unable to allocate receive descriptors\n"); return -ENOMEM; } memset(rxdr->desc, 0, rxdr->size); @@ -1112,8 +1138,8 @@ ixgb_watchdog(unsigned long data) if(adapter->hw.link_up) { if(!netif_carrier_ok(netdev)) { - printk(KERN_INFO "ixgb: %s NIC Link is Up %d Mbps %s\n", - netdev->name, 10000, "Full Duplex"); + DPRINTK(LINK, INFO, + "NIC Link is Up 10000 Mbps Full Duplex\n"); adapter->link_speed = 10000; adapter->link_duplex = FULL_DUPLEX; netif_carrier_on(netdev); @@ -1123,9 +1149,7 @@ ixgb_watchdog(unsigned long data) if(netif_carrier_ok(netdev)) { adapter->link_speed = 0; adapter->link_duplex = 0; - printk(KERN_INFO - "ixgb: %s NIC Link is Down\n", - netdev->name); + DPRINTK(LINK, INFO, "NIC Link is Down\n"); netif_carrier_off(netdev); netif_stop_queue(netdev); @@ -1266,6 +1290,7 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb, struct ixgb_buffer *buffer_info; int len = skb->len; unsigned int offset = 0, size, count = 0, i; + unsigned int mss = skb_shinfo(skb)->tso_size; unsigned int nr_frags = skb_shinfo(skb)->nr_frags; unsigned int f; @@ -1277,6 +1302,11 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb, while(len) { buffer_info = &tx_ring->buffer_info[i]; size = min(len, IXGB_MAX_JUMBO_FRAME_SIZE); + /* Workaround for premature desc write-backs + * in TSO mode. Append 4-byte sentinel desc */ + if(unlikely(mss && !nr_frags && size == len && size > 8)) + size -= 4; + buffer_info->length = size; buffer_info->dma = pci_map_single(adapter->pdev, @@ -1301,6 +1331,12 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb, while(len) { buffer_info = &tx_ring->buffer_info[i]; size = min(len, IXGB_MAX_JUMBO_FRAME_SIZE); + /* Workaround for premature desc write-backs + * in TSO mode. Append 4-byte sentinel desc */ + if(unlikely(mss && (f == (nr_frags-1)) && (size == len) + && (size > 8))) + size -= 4; + buffer_info->length = size; buffer_info->dma = pci_map_page(adapter->pdev, @@ -1378,7 +1414,8 @@ ixgb_tx_queue(struct ixgb_adapter *adapter, int count, int vlan_id,int tx_flags) #define TXD_USE_COUNT(S) (((S) >> IXGB_MAX_TXD_PWR) + \ (((S) & (IXGB_MAX_DATA_PER_TXD - 1)) ? 1 : 0)) #define DESC_NEEDED TXD_USE_COUNT(IXGB_MAX_DATA_PER_TXD) + \ - MAX_SKB_FRAGS * TXD_USE_COUNT(PAGE_SIZE) + 1 + MAX_SKB_FRAGS * TXD_USE_COUNT(PAGE_SIZE) + 1 \ + /* one more for TSO workaround */ + 1 static int ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev) @@ -1395,13 +1432,26 @@ ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev) return 0; } +#ifdef NETIF_F_LLTX + local_irq_save(flags); + if (!spin_trylock(&adapter->tx_lock)) { + /* Collision - tell upper layer to requeue */ + local_irq_restore(flags); + return NETDEV_TX_LOCKED; + } +#else spin_lock_irqsave(&adapter->tx_lock, flags); +#endif + if(unlikely(IXGB_DESC_UNUSED(&adapter->tx_ring) < DESC_NEEDED)) { netif_stop_queue(netdev); spin_unlock_irqrestore(&adapter->tx_lock, flags); - return 1; + return NETDEV_TX_BUSY; } + +#ifndef NETIF_F_LLTX spin_unlock_irqrestore(&adapter->tx_lock, flags); +#endif if(adapter->vlgrp && vlan_tx_tag_present(skb)) { tx_flags |= IXGB_TX_FLAGS_VLAN; @@ -1413,10 +1463,13 @@ ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev) tso = ixgb_tso(adapter, skb); if (tso < 0) { dev_kfree_skb_any(skb); +#ifdef NETIF_F_LLTX + spin_unlock_irqrestore(&adapter->tx_lock, flags); +#endif return NETDEV_TX_OK; } - if (tso) + if (likely(tso)) tx_flags |= IXGB_TX_FLAGS_TSO; else if(ixgb_tx_csum(adapter, skb)) tx_flags |= IXGB_TX_FLAGS_CSUM; @@ -1426,7 +1479,15 @@ ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev) netdev->trans_start = jiffies; - return 0; +#ifdef NETIF_F_LLTX + /* Make sure there is space in the ring for the next send. */ + if(unlikely(IXGB_DESC_UNUSED(&adapter->tx_ring) < DESC_NEEDED)) + netif_stop_queue(netdev); + + spin_unlock_irqrestore(&adapter->tx_lock, flags); + +#endif + return NETDEV_TX_OK; } /** @@ -1448,6 +1509,7 @@ ixgb_tx_timeout_task(struct net_device *netdev) { struct ixgb_adapter *adapter = netdev_priv(netdev); + adapter->tx_timeout_count++; ixgb_down(adapter, TRUE); ixgb_up(adapter); } @@ -1486,7 +1548,7 @@ ixgb_change_mtu(struct net_device *netdev, int new_mtu) if((max_frame < IXGB_MIN_ENET_FRAME_SIZE_WITHOUT_FCS + ENET_FCS_LENGTH) || (max_frame > IXGB_MAX_JUMBO_FRAME_SIZE + ENET_FCS_LENGTH)) { - IXGB_ERR("Invalid MTU setting\n"); + DPRINTK(PROBE, ERR, "Invalid MTU setting %d\n", new_mtu); return -EINVAL; } @@ -1777,11 +1839,31 @@ ixgb_clean_tx_irq(struct ixgb_adapter *adapter) /* detect a transmit hang in hardware, this serializes the * check with the clearing of time_stamp and movement of i */ adapter->detect_tx_hung = FALSE; - if(tx_ring->buffer_info[i].dma && - time_after(jiffies, tx_ring->buffer_info[i].time_stamp + HZ) + if (tx_ring->buffer_info[eop].dma && + time_after(jiffies, tx_ring->buffer_info[eop].time_stamp + HZ) && !(IXGB_READ_REG(&adapter->hw, STATUS) & - IXGB_STATUS_TXOFF)) + IXGB_STATUS_TXOFF)) { + /* detected Tx unit hang */ + DPRINTK(DRV, ERR, "Detected Tx Unit Hang\n" + " TDH <%x>\n" + " TDT <%x>\n" + " next_to_use <%x>\n" + " next_to_clean <%x>\n" + "buffer_info[next_to_clean]\n" + " time_stamp <%lx>\n" + " next_to_watch <%x>\n" + " jiffies <%lx>\n" + " next_to_watch.status <%x>\n", + IXGB_READ_REG(&adapter->hw, TDH), + IXGB_READ_REG(&adapter->hw, TDT), + tx_ring->next_to_use, + tx_ring->next_to_clean, + tx_ring->buffer_info[eop].time_stamp, + eop, + jiffies, + eop_desc->status); netif_stop_queue(netdev); + } } return cleaned; diff --git a/drivers/net/ixgb/ixgb_param.c b/drivers/net/ixgb/ixgb_param.c index 8a83dfdf746..388462cca39 100644 --- a/drivers/net/ixgb/ixgb_param.c +++ b/drivers/net/ixgb/ixgb_param.c @@ -76,7 +76,7 @@ IXGB_PARAM(RxDescriptors, "Number of receive descriptors"); * - 2 - Tx only, generate PAUSE frames but ignore them on receive * - 3 - Full Flow Control Support * - * Default Value: Read flow control settings from the EEPROM + * Default Value: 2 - Tx only (silicon bug avoidance) */ IXGB_PARAM(FlowControl, "Flow Control setting"); @@ -137,7 +137,7 @@ IXGB_PARAM(RxFCLowThresh, "Receive Flow Control Low Threshold"); * * Valid Range: 1 - 65535 * - * Default Value: 256 (0x100) + * Default Value: 65535 (0xffff) (we'll send an xon if we recover) */ IXGB_PARAM(FCReqTimeout, "Flow Control Request Timeout"); @@ -165,8 +165,6 @@ IXGB_PARAM(IntDelayEnable, "Transmit Interrupt Delay Enable"); #define XSUMRX_DEFAULT OPTION_ENABLED -#define FLOW_CONTROL_FULL ixgb_fc_full -#define FLOW_CONTROL_DEFAULT FLOW_CONTROL_FULL #define DEFAULT_FCRTL 0x28000 #define DEFAULT_FCRTH 0x30000 #define MIN_FCRTL 0 @@ -174,9 +172,9 @@ IXGB_PARAM(IntDelayEnable, "Transmit Interrupt Delay Enable"); #define MIN_FCRTH 8 #define MAX_FCRTH 0x3FFF0 -#define DEFAULT_FCPAUSE 0x100 /* this may be too long */ #define MIN_FCPAUSE 1 #define MAX_FCPAUSE 0xffff +#define DEFAULT_FCPAUSE 0xFFFF /* this may be too long */ struct ixgb_option { enum { enable_option, range_option, list_option } type; @@ -336,7 +334,7 @@ ixgb_check_options(struct ixgb_adapter *adapter) .type = list_option, .name = "Flow Control", .err = "reading default settings from EEPROM", - .def = ixgb_fc_full, + .def = ixgb_fc_tx_pause, .arg = { .l = { .nr = LIST_LEN(fc_list), .p = fc_list }} }; @@ -365,8 +363,8 @@ ixgb_check_options(struct ixgb_adapter *adapter) } else { adapter->hw.fc.high_water = opt.def; } - if(!(adapter->hw.fc.type & ixgb_fc_rx_pause) ) - printk (KERN_INFO + if (!(adapter->hw.fc.type & ixgb_fc_tx_pause) ) + printk (KERN_INFO "Ignoring RxFCHighThresh when no RxFC\n"); } { /* Receive Flow Control Low Threshold */ @@ -385,8 +383,8 @@ ixgb_check_options(struct ixgb_adapter *adapter) } else { adapter->hw.fc.low_water = opt.def; } - if(!(adapter->hw.fc.type & ixgb_fc_rx_pause) ) - printk (KERN_INFO + if (!(adapter->hw.fc.type & ixgb_fc_tx_pause) ) + printk (KERN_INFO "Ignoring RxFCLowThresh when no RxFC\n"); } { /* Flow Control Pause Time Request*/ @@ -406,12 +404,12 @@ ixgb_check_options(struct ixgb_adapter *adapter) } else { adapter->hw.fc.pause_time = opt.def; } - if(!(adapter->hw.fc.type & ixgb_fc_rx_pause) ) - printk (KERN_INFO + if (!(adapter->hw.fc.type & ixgb_fc_tx_pause) ) + printk (KERN_INFO "Ignoring FCReqTimeout when no RxFC\n"); } /* high low and spacing check for rx flow control thresholds */ - if (adapter->hw.fc.type & ixgb_fc_rx_pause) { + if (adapter->hw.fc.type & ixgb_fc_tx_pause) { /* high must be greater than low */ if (adapter->hw.fc.high_water < (adapter->hw.fc.low_water + 8)) { /* set defaults */ diff --git a/drivers/net/s2io-regs.h b/drivers/net/s2io-regs.h index 00179bc3437..0ef52589956 100644 --- a/drivers/net/s2io-regs.h +++ b/drivers/net/s2io-regs.h @@ -167,6 +167,7 @@ typedef struct _XENA_dev_config { u8 unused4[0x08]; u64 gpio_int_reg; +#define GPIO_INT_REG_DP_ERR_INT BIT(0) #define GPIO_INT_REG_LINK_DOWN BIT(1) #define GPIO_INT_REG_LINK_UP BIT(2) u64 gpio_int_mask; @@ -187,7 +188,7 @@ typedef struct _XENA_dev_config { /* PIC Control registers */ u64 pic_control; #define PIC_CNTL_RX_ALARM_MAP_1 BIT(0) -#define PIC_CNTL_SHARED_SPLITS(n) vBIT(n,11,4) +#define PIC_CNTL_SHARED_SPLITS(n) vBIT(n,11,5) u64 swapper_ctrl; #define SWAPPER_CTRL_PIF_R_FE BIT(0) @@ -267,6 +268,21 @@ typedef struct _XENA_dev_config { /* General Configuration */ u64 mdio_control; +#define MDIO_MMD_INDX_ADDR(val) vBIT(val, 0, 16) +#define MDIO_MMD_DEV_ADDR(val) vBIT(val, 19, 5) +#define MDIO_MMD_PMA_DEV_ADDR 0x1 +#define MDIO_MMD_PMD_DEV_ADDR 0x1 +#define MDIO_MMD_WIS_DEV_ADDR 0x2 +#define MDIO_MMD_PCS_DEV_ADDR 0x3 +#define MDIO_MMD_PHYXS_DEV_ADDR 0x4 +#define MDIO_MMS_PRT_ADDR(val) vBIT(val, 27, 5) +#define MDIO_CTRL_START_TRANS(val) vBIT(val, 56, 4) +#define MDIO_OP(val) vBIT(val, 60, 2) +#define MDIO_OP_ADDR_TRANS 0x0 +#define MDIO_OP_WRITE_TRANS 0x1 +#define MDIO_OP_READ_POST_INC_TRANS 0x2 +#define MDIO_OP_READ_TRANS 0x3 +#define MDIO_MDIO_DATA(val) vBIT(val, 32, 16) u64 dtx_control; @@ -284,9 +300,13 @@ typedef struct _XENA_dev_config { u64 gpio_control; #define GPIO_CTRL_GPIO_0 BIT(8) u64 misc_control; +#define EXT_REQ_EN BIT(1) #define MISC_LINK_STABILITY_PRD(val) vBIT(val,29,3) - u8 unused7_1[0x240 - 0x208]; + u8 unused7_1[0x230 - 0x208]; + + u64 pic_control2; + u64 ini_dperr_ctrl; u64 wreq_split_mask; #define WREQ_SPLIT_MASK_SET_MASK(val) vBIT(val, 52, 12) @@ -493,6 +513,7 @@ typedef struct _XENA_dev_config { #define PRC_CTRL_NO_SNOOP_DESC BIT(22) #define PRC_CTRL_NO_SNOOP_BUFF BIT(23) #define PRC_CTRL_BIMODAL_INTERRUPT BIT(37) +#define PRC_CTRL_GROUP_READS BIT(38) #define PRC_CTRL_RXD_BACKOFF_INTERVAL(val) vBIT(val,40,24) u64 prc_alarm_action; @@ -541,7 +562,12 @@ typedef struct _XENA_dev_config { #define RX_PA_CFG_IGNORE_LLC_CTRL BIT(3) #define RX_PA_CFG_IGNORE_L2_ERR BIT(6) - u8 unused12[0x700 - 0x1D8]; + u64 unused_11_1; + + u64 ring_bump_counter1; + u64 ring_bump_counter2; + + u8 unused12[0x700 - 0x1F0]; u64 rxdma_debug_ctrl; diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index 79208f434ac..4e999818140 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -26,15 +26,22 @@ * * The module loadable parameters that are supported by the driver and a brief * explaination of all the variables. + * * rx_ring_num : This can be used to program the number of receive rings used * in the driver. - * rx_ring_sz: This defines the number of descriptors each ring can have. This - * is also an array of size 8. + * rx_ring_sz: This defines the number of receive blocks each ring can have. + * This is also an array of size 8. * rx_ring_mode: This defines the operation mode of all 8 rings. The valid * values are 1, 2 and 3. * tx_fifo_num: This defines the number of Tx FIFOs thats used int the driver. * tx_fifo_len: This too is an array of 8. Each element defines the number of * Tx descriptors that can be associated with each corresponding FIFO. + * intr_type: This defines the type of interrupt. The values can be 0(INTA), + * 1(MSI), 2(MSI_X). Default value is '0(INTA)' + * lro: Specifies whether to enable Large Receive Offload (LRO) or not. + * Possible values '1' for enable '0' for disable. Default is '0' + * lro_max_pkts: This parameter defines maximum number of packets can be + * aggregated as a single large packet ************************************************************************/ #include <linux/config.h> @@ -70,7 +77,7 @@ #include "s2io.h" #include "s2io-regs.h" -#define DRV_VERSION "2.0.11.2" +#define DRV_VERSION "2.0.14.2" /* S2io Driver name & version. */ static char s2io_driver_name[] = "Neterion"; @@ -106,18 +113,14 @@ static inline int RXD_IS_UP2DT(RxD_t *rxdp) #define LOW 2 static inline int rx_buffer_level(nic_t * sp, int rxb_size, int ring) { - int level = 0; mac_info_t *mac_control; mac_control = &sp->mac_control; - if ((mac_control->rings[ring].pkt_cnt - rxb_size) > 16) { - level = LOW; - if (rxb_size <= rxd_count[sp->rxd_mode]) { - level = PANIC; - } - } - - return level; + if (rxb_size <= rxd_count[sp->rxd_mode]) + return PANIC; + else if ((mac_control->rings[ring].pkt_cnt - rxb_size) > 16) + return LOW; + return 0; } /* Ethtool related variables and Macros. */ @@ -136,7 +139,11 @@ static char ethtool_stats_keys[][ETH_GSTRING_LEN] = { {"tmac_mcst_frms"}, {"tmac_bcst_frms"}, {"tmac_pause_ctrl_frms"}, + {"tmac_ttl_octets"}, + {"tmac_ucst_frms"}, + {"tmac_nucst_frms"}, {"tmac_any_err_frms"}, + {"tmac_ttl_less_fb_octets"}, {"tmac_vld_ip_octets"}, {"tmac_vld_ip"}, {"tmac_drop_ip"}, @@ -151,13 +158,27 @@ static char ethtool_stats_keys[][ETH_GSTRING_LEN] = { {"rmac_vld_mcst_frms"}, {"rmac_vld_bcst_frms"}, {"rmac_in_rng_len_err_frms"}, + {"rmac_out_rng_len_err_frms"}, {"rmac_long_frms"}, {"rmac_pause_ctrl_frms"}, + {"rmac_unsup_ctrl_frms"}, + {"rmac_ttl_octets"}, + {"rmac_accepted_ucst_frms"}, + {"rmac_accepted_nucst_frms"}, {"rmac_discarded_frms"}, + {"rmac_drop_events"}, + {"rmac_ttl_less_fb_octets"}, + {"rmac_ttl_frms"}, {"rmac_usized_frms"}, {"rmac_osized_frms"}, {"rmac_frag_frms"}, {"rmac_jabber_frms"}, + {"rmac_ttl_64_frms"}, + {"rmac_ttl_65_127_frms"}, + {"rmac_ttl_128_255_frms"}, + {"rmac_ttl_256_511_frms"}, + {"rmac_ttl_512_1023_frms"}, + {"rmac_ttl_1024_1518_frms"}, {"rmac_ip"}, {"rmac_ip_octets"}, {"rmac_hdr_err_ip"}, @@ -166,12 +187,82 @@ static char ethtool_stats_keys[][ETH_GSTRING_LEN] = { {"rmac_tcp"}, {"rmac_udp"}, {"rmac_err_drp_udp"}, + {"rmac_xgmii_err_sym"}, + {"rmac_frms_q0"}, + {"rmac_frms_q1"}, + {"rmac_frms_q2"}, + {"rmac_frms_q3"}, + {"rmac_frms_q4"}, + {"rmac_frms_q5"}, + {"rmac_frms_q6"}, + {"rmac_frms_q7"}, + {"rmac_full_q0"}, + {"rmac_full_q1"}, + {"rmac_full_q2"}, + {"rmac_full_q3"}, + {"rmac_full_q4"}, + {"rmac_full_q5"}, + {"rmac_full_q6"}, + {"rmac_full_q7"}, {"rmac_pause_cnt"}, + {"rmac_xgmii_data_err_cnt"}, + {"rmac_xgmii_ctrl_err_cnt"}, {"rmac_accepted_ip"}, {"rmac_err_tcp"}, + {"rd_req_cnt"}, + {"new_rd_req_cnt"}, + {"new_rd_req_rtry_cnt"}, + {"rd_rtry_cnt"}, + {"wr_rtry_rd_ack_cnt"}, + {"wr_req_cnt"}, + {"new_wr_req_cnt"}, + {"new_wr_req_rtry_cnt"}, + {"wr_rtry_cnt"}, + {"wr_disc_cnt"}, + {"rd_rtry_wr_ack_cnt"}, + {"txp_wr_cnt"}, + {"txd_rd_cnt"}, + {"txd_wr_cnt"}, + {"rxd_rd_cnt"}, + {"rxd_wr_cnt"}, + {"txf_rd_cnt"}, + {"rxf_wr_cnt"}, + {"rmac_ttl_1519_4095_frms"}, + {"rmac_ttl_4096_8191_frms"}, + {"rmac_ttl_8192_max_frms"}, + {"rmac_ttl_gt_max_frms"}, + {"rmac_osized_alt_frms"}, + {"rmac_jabber_alt_frms"}, + {"rmac_gt_max_alt_frms"}, + {"rmac_vlan_frms"}, + {"rmac_len_discard"}, + {"rmac_fcs_discard"}, + {"rmac_pf_discard"}, + {"rmac_da_discard"}, + {"rmac_red_discard"}, + {"rmac_rts_discard"}, + {"rmac_ingm_full_discard"}, + {"link_fault_cnt"}, {"\n DRIVER STATISTICS"}, {"single_bit_ecc_errs"}, {"double_bit_ecc_errs"}, + {"parity_err_cnt"}, + {"serious_err_cnt"}, + {"soft_reset_cnt"}, + {"fifo_full_cnt"}, + {"ring_full_cnt"}, + ("alarm_transceiver_temp_high"), + ("alarm_transceiver_temp_low"), + ("alarm_laser_bias_current_high"), + ("alarm_laser_bias_current_low"), + ("alarm_laser_output_power_high"), + ("alarm_laser_output_power_low"), + ("warn_transceiver_temp_high"), + ("warn_transceiver_temp_low"), + ("warn_laser_bias_current_high"), + ("warn_laser_bias_current_low"), + ("warn_laser_output_power_high"), + ("warn_laser_output_power_low"), ("lro_aggregated_pkts"), ("lro_flush_both_count"), ("lro_out_of_sequence_pkts"), @@ -220,9 +311,7 @@ static void s2io_vlan_rx_kill_vid(struct net_device *dev, unsigned long vid) * the XAUI. */ -#define SWITCH_SIGN 0xA5A5A5A5A5A5A5A5ULL #define END_SIGN 0x0 - static const u64 herc_act_dtx_cfg[] = { /* Set address */ 0x8000051536750000ULL, 0x80000515367500E0ULL, @@ -244,37 +333,19 @@ static const u64 herc_act_dtx_cfg[] = { END_SIGN }; -static const u64 xena_mdio_cfg[] = { - /* Reset PMA PLL */ - 0xC001010000000000ULL, 0xC0010100000000E0ULL, - 0xC0010100008000E4ULL, - /* Remove Reset from PMA PLL */ - 0xC001010000000000ULL, 0xC0010100000000E0ULL, - 0xC0010100000000E4ULL, - END_SIGN -}; - static const u64 xena_dtx_cfg[] = { + /* Set address */ 0x8000051500000000ULL, 0x80000515000000E0ULL, - 0x80000515D93500E4ULL, 0x8001051500000000ULL, - 0x80010515000000E0ULL, 0x80010515001E00E4ULL, - 0x8002051500000000ULL, 0x80020515000000E0ULL, - 0x80020515F21000E4ULL, - /* Set PADLOOPBACKN */ - 0x8002051500000000ULL, 0x80020515000000E0ULL, - 0x80020515B20000E4ULL, 0x8003051500000000ULL, - 0x80030515000000E0ULL, 0x80030515B20000E4ULL, - 0x8004051500000000ULL, 0x80040515000000E0ULL, - 0x80040515B20000E4ULL, 0x8005051500000000ULL, - 0x80050515000000E0ULL, 0x80050515B20000E4ULL, - SWITCH_SIGN, - /* Remove PADLOOPBACKN */ + /* Write data */ + 0x80000515D9350004ULL, 0x80000515D93500E4ULL, + /* Set address */ + 0x8001051500000000ULL, 0x80010515000000E0ULL, + /* Write data */ + 0x80010515001E0004ULL, 0x80010515001E00E4ULL, + /* Set address */ 0x8002051500000000ULL, 0x80020515000000E0ULL, - 0x80020515F20000E4ULL, 0x8003051500000000ULL, - 0x80030515000000E0ULL, 0x80030515F20000E4ULL, - 0x8004051500000000ULL, 0x80040515000000E0ULL, - 0x80040515F20000E4ULL, 0x8005051500000000ULL, - 0x80050515000000E0ULL, 0x80050515F20000E4ULL, + /* Write data */ + 0x80020515F2100004ULL, 0x80020515F21000E4ULL, END_SIGN }; @@ -303,15 +374,15 @@ static const u64 fix_mac[] = { /* Module Loadable parameters. */ static unsigned int tx_fifo_num = 1; static unsigned int tx_fifo_len[MAX_TX_FIFOS] = - {[0 ...(MAX_TX_FIFOS - 1)] = 0 }; + {DEFAULT_FIFO_0_LEN, [1 ...(MAX_TX_FIFOS - 1)] = DEFAULT_FIFO_1_7_LEN}; static unsigned int rx_ring_num = 1; static unsigned int rx_ring_sz[MAX_RX_RINGS] = - {[0 ...(MAX_RX_RINGS - 1)] = 0 }; + {[0 ...(MAX_RX_RINGS - 1)] = SMALL_BLK_CNT}; static unsigned int rts_frm_len[MAX_RX_RINGS] = {[0 ...(MAX_RX_RINGS - 1)] = 0 }; static unsigned int rx_ring_mode = 1; static unsigned int use_continuous_tx_intrs = 1; -static unsigned int rmac_pause_time = 65535; +static unsigned int rmac_pause_time = 0x100; static unsigned int mc_pause_threshold_q0q3 = 187; static unsigned int mc_pause_threshold_q4q7 = 187; static unsigned int shared_splits; @@ -549,11 +620,6 @@ static int init_shared_mem(struct s2io_nic *nic) rx_blocks->block_dma_addr + (rxd_size[nic->rxd_mode] * l); } - - mac_control->rings[i].rx_blocks[j].block_virt_addr = - tmp_v_addr; - mac_control->rings[i].rx_blocks[j].block_dma_addr = - tmp_p_addr; } /* Interlinking all Rx Blocks */ for (j = 0; j < blk_cnt; j++) { @@ -772,7 +838,21 @@ static int s2io_verify_pci_mode(nic_t *nic) return mode; } +#define NEC_VENID 0x1033 +#define NEC_DEVID 0x0125 +static int s2io_on_nec_bridge(struct pci_dev *s2io_pdev) +{ + struct pci_dev *tdev = NULL; + while ((tdev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, tdev)) != NULL) { + if ((tdev->vendor == NEC_VENID) && (tdev->device == NEC_DEVID)){ + if (tdev->bus == s2io_pdev->bus->parent) + return 1; + } + } + return 0; +} +int bus_speed[8] = {33, 133, 133, 200, 266, 133, 200, 266}; /** * s2io_print_pci_mode - */ @@ -789,6 +869,14 @@ static int s2io_print_pci_mode(nic_t *nic) if ( val64 & PCI_MODE_UNKNOWN_MODE) return -1; /* Unknown PCI mode */ + config->bus_speed = bus_speed[mode]; + + if (s2io_on_nec_bridge(nic->pdev)) { + DBG_PRINT(ERR_DBG, "%s: Device is on PCI-E bus\n", + nic->dev->name); + return mode; + } + if (val64 & PCI_MODE_32_BITS) { DBG_PRINT(ERR_DBG, "%s: Device is on 32 bit ", nic->dev->name); } else { @@ -798,35 +886,27 @@ static int s2io_print_pci_mode(nic_t *nic) switch(mode) { case PCI_MODE_PCI_33: DBG_PRINT(ERR_DBG, "33MHz PCI bus\n"); - config->bus_speed = 33; break; case PCI_MODE_PCI_66: DBG_PRINT(ERR_DBG, "66MHz PCI bus\n"); - config->bus_speed = 133; break; case PCI_MODE_PCIX_M1_66: DBG_PRINT(ERR_DBG, "66MHz PCIX(M1) bus\n"); - config->bus_speed = 133; /* Herc doubles the clock rate */ break; case PCI_MODE_PCIX_M1_100: DBG_PRINT(ERR_DBG, "100MHz PCIX(M1) bus\n"); - config->bus_speed = 200; break; case PCI_MODE_PCIX_M1_133: DBG_PRINT(ERR_DBG, "133MHz PCIX(M1) bus\n"); - config->bus_speed = 266; break; case PCI_MODE_PCIX_M2_66: DBG_PRINT(ERR_DBG, "133MHz PCIX(M2) bus\n"); - config->bus_speed = 133; break; case PCI_MODE_PCIX_M2_100: DBG_PRINT(ERR_DBG, "200MHz PCIX(M2) bus\n"); - config->bus_speed = 200; break; case PCI_MODE_PCIX_M2_133: DBG_PRINT(ERR_DBG, "266MHz PCIX(M2) bus\n"); - config->bus_speed = 266; break; default: return -1; /* Unsupported bus speed */ @@ -854,7 +934,7 @@ static int init_nic(struct s2io_nic *nic) int i, j; mac_info_t *mac_control; struct config_param *config; - int mdio_cnt = 0, dtx_cnt = 0; + int dtx_cnt = 0; unsigned long long mem_share; int mem_size; @@ -901,20 +981,6 @@ static int init_nic(struct s2io_nic *nic) val64 = dev->mtu; writeq(vBIT(val64, 2, 14), &bar0->rmac_max_pyld_len); - /* - * Configuring the XAUI Interface of Xena. - * *************************************** - * To Configure the Xena's XAUI, one has to write a series - * of 64 bit values into two registers in a particular - * sequence. Hence a macro 'SWITCH_SIGN' has been defined - * which will be defined in the array of configuration values - * (xena_dtx_cfg & xena_mdio_cfg) at appropriate places - * to switch writing from one regsiter to another. We continue - * writing these values until we encounter the 'END_SIGN' macro. - * For example, After making a series of 21 writes into - * dtx_control register the 'SWITCH_SIGN' appears and hence we - * start writing into mdio_control until we encounter END_SIGN. - */ if (nic->device_type & XFRAME_II_DEVICE) { while (herc_act_dtx_cfg[dtx_cnt] != END_SIGN) { SPECIAL_REG_WRITE(herc_act_dtx_cfg[dtx_cnt], @@ -924,35 +990,11 @@ static int init_nic(struct s2io_nic *nic) dtx_cnt++; } } else { - while (1) { - dtx_cfg: - while (xena_dtx_cfg[dtx_cnt] != END_SIGN) { - if (xena_dtx_cfg[dtx_cnt] == SWITCH_SIGN) { - dtx_cnt++; - goto mdio_cfg; - } - SPECIAL_REG_WRITE(xena_dtx_cfg[dtx_cnt], - &bar0->dtx_control, UF); - val64 = readq(&bar0->dtx_control); - dtx_cnt++; - } - mdio_cfg: - while (xena_mdio_cfg[mdio_cnt] != END_SIGN) { - if (xena_mdio_cfg[mdio_cnt] == SWITCH_SIGN) { - mdio_cnt++; - goto dtx_cfg; - } - SPECIAL_REG_WRITE(xena_mdio_cfg[mdio_cnt], - &bar0->mdio_control, UF); - val64 = readq(&bar0->mdio_control); - mdio_cnt++; - } - if ((xena_dtx_cfg[dtx_cnt] == END_SIGN) && - (xena_mdio_cfg[mdio_cnt] == END_SIGN)) { - break; - } else { - goto dtx_cfg; - } + while (xena_dtx_cfg[dtx_cnt] != END_SIGN) { + SPECIAL_REG_WRITE(xena_dtx_cfg[dtx_cnt], + &bar0->dtx_control, UF); + val64 = readq(&bar0->dtx_control); + dtx_cnt++; } } @@ -994,11 +1036,6 @@ static int init_nic(struct s2io_nic *nic) } } - /* Enable Tx FIFO partition 0. */ - val64 = readq(&bar0->tx_fifo_partition_0); - val64 |= BIT(0); /* To enable the FIFO partition. */ - writeq(val64, &bar0->tx_fifo_partition_0); - /* * Disable 4 PCCs for Xena1, 2 and 3 as per H/W bug * SXE-008 TRANSMIT DMA ARBITRATION ISSUE. @@ -1177,6 +1214,11 @@ static int init_nic(struct s2io_nic *nic) break; } + /* Enable Tx FIFO partition 0. */ + val64 = readq(&bar0->tx_fifo_partition_0); + val64 |= (TX_FIFO_PARTITION_EN); + writeq(val64, &bar0->tx_fifo_partition_0); + /* Filling the Rx round robin registers as per the * number of Rings and steering based on QoS. */ @@ -1545,19 +1587,26 @@ static int init_nic(struct s2io_nic *nic) val64 |= PIC_CNTL_SHARED_SPLITS(shared_splits); writeq(val64, &bar0->pic_control); + if (nic->config.bus_speed == 266) { + writeq(TXREQTO_VAL(0x7f) | TXREQTO_EN, &bar0->txreqtimeout); + writeq(0x0, &bar0->read_retry_delay); + writeq(0x0, &bar0->write_retry_delay); + } + /* * Programming the Herc to split every write transaction * that does not start on an ADB to reduce disconnects. */ if (nic->device_type == XFRAME_II_DEVICE) { - val64 = WREQ_SPLIT_MASK_SET_MASK(255); - writeq(val64, &bar0->wreq_split_mask); - } - - /* Setting Link stability period to 64 ms */ - if (nic->device_type == XFRAME_II_DEVICE) { - val64 = MISC_LINK_STABILITY_PRD(3); + val64 = EXT_REQ_EN | MISC_LINK_STABILITY_PRD(3); writeq(val64, &bar0->misc_control); + val64 = readq(&bar0->pic_control2); + val64 &= ~(BIT(13)|BIT(14)|BIT(15)); + writeq(val64, &bar0->pic_control2); + } + if (strstr(nic->product_name, "CX4")) { + val64 = TMAC_AVG_IPG(0x17); + writeq(val64, &bar0->tmac_avg_ipg); } return SUCCESS; @@ -1948,6 +1997,10 @@ static int start_nic(struct s2io_nic *nic) val64 |= PRC_CTRL_RC_ENABLED; else val64 |= PRC_CTRL_RC_ENABLED | PRC_CTRL_RING_MODE_3; + if (nic->device_type == XFRAME_II_DEVICE) + val64 |= PRC_CTRL_GROUP_READS; + val64 &= ~PRC_CTRL_RXD_BACKOFF_INTERVAL(0xFFFFFF); + val64 |= PRC_CTRL_RXD_BACKOFF_INTERVAL(0x1000); writeq(val64, &bar0->prc_ctrl_n[i]); } @@ -2018,6 +2071,13 @@ static int start_nic(struct s2io_nic *nic) val64 |= ADAPTER_EOI_TX_ON; writeq(val64, &bar0->adapter_control); + if (s2io_link_fault_indication(nic) == MAC_RMAC_ERR_TIMER) { + /* + * Dont see link state interrupts initally on some switches, + * so directly scheduling the link state task here. + */ + schedule_work(&nic->set_link_task); + } /* SXE-002: Initialize link and activity LED */ subid = nic->pdev->subsystem_device; if (((subid & 0xFF) >= 0x07) && @@ -2029,12 +2089,6 @@ static int start_nic(struct s2io_nic *nic) writeq(val64, (void __iomem *)bar0 + 0x2700); } - /* - * Don't see link state interrupts on certain switches, so - * directly scheduling a link state task from here. - */ - schedule_work(&nic->set_link_task); - return SUCCESS; } /** @@ -2134,7 +2188,7 @@ static void stop_nic(struct s2io_nic *nic) { XENA_dev_config_t __iomem *bar0 = nic->bar0; register u64 val64 = 0; - u16 interruptible, i; + u16 interruptible; mac_info_t *mac_control; struct config_param *config; @@ -2147,12 +2201,10 @@ static void stop_nic(struct s2io_nic *nic) interruptible |= TX_MAC_INTR | RX_MAC_INTR; en_dis_able_nic_intrs(nic, interruptible, DISABLE_INTRS); - /* Disable PRCs */ - for (i = 0; i < config->rx_ring_num; i++) { - val64 = readq(&bar0->prc_ctrl_n[i]); - val64 &= ~((u64) PRC_CTRL_RC_ENABLED); - writeq(val64, &bar0->prc_ctrl_n[i]); - } + /* Clearing Adapter_En bit of ADAPTER_CONTROL Register */ + val64 = readq(&bar0->adapter_control); + val64 &= ~(ADAPTER_CNTL_EN); + writeq(val64, &bar0->adapter_control); } static int fill_rxd_3buf(nic_t *nic, RxD_t *rxdp, struct sk_buff *skb) @@ -2231,13 +2283,12 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) alloc_cnt = mac_control->rings[ring_no].pkt_cnt - atomic_read(&nic->rx_bufs_left[ring_no]); + block_no1 = mac_control->rings[ring_no].rx_curr_get_info.block_index; + off1 = mac_control->rings[ring_no].rx_curr_get_info.offset; while (alloc_tab < alloc_cnt) { block_no = mac_control->rings[ring_no].rx_curr_put_info. block_index; - block_no1 = mac_control->rings[ring_no].rx_curr_get_info. - block_index; off = mac_control->rings[ring_no].rx_curr_put_info.offset; - off1 = mac_control->rings[ring_no].rx_curr_get_info.offset; rxdp = mac_control->rings[ring_no]. rx_blocks[block_no].rxds[off].virt_addr; @@ -2307,9 +2358,9 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) memset(rxdp, 0, sizeof(RxD1_t)); skb_reserve(skb, NET_IP_ALIGN); ((RxD1_t*)rxdp)->Buffer0_ptr = pci_map_single - (nic->pdev, skb->data, size, PCI_DMA_FROMDEVICE); - rxdp->Control_2 &= (~MASK_BUFFER0_SIZE_1); - rxdp->Control_2 |= SET_BUFFER0_SIZE_1(size); + (nic->pdev, skb->data, size - NET_IP_ALIGN, + PCI_DMA_FROMDEVICE); + rxdp->Control_2 = SET_BUFFER0_SIZE_1(size - NET_IP_ALIGN); } else if (nic->rxd_mode >= RXD_MODE_3A) { /* @@ -2516,7 +2567,7 @@ static int s2io_poll(struct net_device *dev, int *budget) mac_info_t *mac_control; struct config_param *config; XENA_dev_config_t __iomem *bar0 = nic->bar0; - u64 val64; + u64 val64 = 0xFFFFFFFFFFFFFFFFULL; int i; atomic_inc(&nic->isr_cnt); @@ -2528,8 +2579,8 @@ static int s2io_poll(struct net_device *dev, int *budget) nic->pkts_to_process = dev->quota; org_pkts_to_process = nic->pkts_to_process; - val64 = readq(&bar0->rx_traffic_int); writeq(val64, &bar0->rx_traffic_int); + val64 = readl(&bar0->rx_traffic_int); for (i = 0; i < config->rx_ring_num; i++) { rx_intr_handler(&mac_control->rings[i]); @@ -2554,7 +2605,8 @@ static int s2io_poll(struct net_device *dev, int *budget) } } /* Re enable the Rx interrupts. */ - en_dis_able_nic_intrs(nic, RX_TRAFFIC_INTR, ENABLE_INTRS); + writeq(0x0, &bar0->rx_traffic_mask); + val64 = readl(&bar0->rx_traffic_mask); atomic_dec(&nic->isr_cnt); return 0; @@ -2666,6 +2718,7 @@ static void rx_intr_handler(ring_info_t *ring_data) ((RxD3_t*)rxdp)->Buffer2_ptr, dev->mtu, PCI_DMA_FROMDEVICE); } + prefetch(skb->data); rx_osm_handler(ring_data, rxdp); get_info.offset++; ring_data->rx_curr_get_info.offset = get_info.offset; @@ -2737,6 +2790,10 @@ static void tx_intr_handler(fifo_info_t *fifo_data) if (txdlp->Control_1 & TXD_T_CODE) { unsigned long long err; err = txdlp->Control_1 & TXD_T_CODE; + if (err & 0x1) { + nic->mac_control.stats_info->sw_stat. + parity_err_cnt++; + } if ((err >> 48) == 0xA) { DBG_PRINT(TX_DBG, "TxD returned due \ to loss of link\n"); @@ -2760,7 +2817,8 @@ to loss of link\n"); dev_kfree_skb_irq(skb); get_info.offset++; - get_info.offset %= get_info.fifo_len + 1; + if (get_info.offset == get_info.fifo_len + 1) + get_info.offset = 0; txdlp = (TxD_t *) fifo_data->list_info [get_info.offset].list_virt_addr; fifo_data->tx_curr_get_info.offset = @@ -2774,6 +2832,256 @@ to loss of link\n"); } /** + * s2io_mdio_write - Function to write in to MDIO registers + * @mmd_type : MMD type value (PMA/PMD/WIS/PCS/PHYXS) + * @addr : address value + * @value : data value + * @dev : pointer to net_device structure + * Description: + * This function is used to write values to the MDIO registers + * NONE + */ +static void s2io_mdio_write(u32 mmd_type, u64 addr, u16 value, struct net_device *dev) +{ + u64 val64 = 0x0; + nic_t *sp = dev->priv; + XENA_dev_config_t *bar0 = (XENA_dev_config_t *)sp->bar0; + + //address transaction + val64 = val64 | MDIO_MMD_INDX_ADDR(addr) + | MDIO_MMD_DEV_ADDR(mmd_type) + | MDIO_MMS_PRT_ADDR(0x0); + writeq(val64, &bar0->mdio_control); + val64 = val64 | MDIO_CTRL_START_TRANS(0xE); + writeq(val64, &bar0->mdio_control); + udelay(100); + + //Data transaction + val64 = 0x0; + val64 = val64 | MDIO_MMD_INDX_ADDR(addr) + | MDIO_MMD_DEV_ADDR(mmd_type) + | MDIO_MMS_PRT_ADDR(0x0) + | MDIO_MDIO_DATA(value) + | MDIO_OP(MDIO_OP_WRITE_TRANS); + writeq(val64, &bar0->mdio_control); + val64 = val64 | MDIO_CTRL_START_TRANS(0xE); + writeq(val64, &bar0->mdio_control); + udelay(100); + + val64 = 0x0; + val64 = val64 | MDIO_MMD_INDX_ADDR(addr) + | MDIO_MMD_DEV_ADDR(mmd_type) + | MDIO_MMS_PRT_ADDR(0x0) + | MDIO_OP(MDIO_OP_READ_TRANS); + writeq(val64, &bar0->mdio_control); + val64 = val64 | MDIO_CTRL_START_TRANS(0xE); + writeq(val64, &bar0->mdio_control); + udelay(100); + +} + +/** + * s2io_mdio_read - Function to write in to MDIO registers + * @mmd_type : MMD type value (PMA/PMD/WIS/PCS/PHYXS) + * @addr : address value + * @dev : pointer to net_device structure + * Description: + * This function is used to read values to the MDIO registers + * NONE + */ +static u64 s2io_mdio_read(u32 mmd_type, u64 addr, struct net_device *dev) +{ + u64 val64 = 0x0; + u64 rval64 = 0x0; + nic_t *sp = dev->priv; + XENA_dev_config_t *bar0 = (XENA_dev_config_t *)sp->bar0; + + /* address transaction */ + val64 = val64 | MDIO_MMD_INDX_ADDR(addr) + | MDIO_MMD_DEV_ADDR(mmd_type) + | MDIO_MMS_PRT_ADDR(0x0); + writeq(val64, &bar0->mdio_control); + val64 = val64 | MDIO_CTRL_START_TRANS(0xE); + writeq(val64, &bar0->mdio_control); + udelay(100); + + /* Data transaction */ + val64 = 0x0; + val64 = val64 | MDIO_MMD_INDX_ADDR(addr) + | MDIO_MMD_DEV_ADDR(mmd_type) + | MDIO_MMS_PRT_ADDR(0x0) + | MDIO_OP(MDIO_OP_READ_TRANS); + writeq(val64, &bar0->mdio_control); + val64 = val64 | MDIO_CTRL_START_TRANS(0xE); + writeq(val64, &bar0->mdio_control); + udelay(100); + + /* Read the value from regs */ + rval64 = readq(&bar0->mdio_control); + rval64 = rval64 & 0xFFFF0000; + rval64 = rval64 >> 16; + return rval64; +} +/** + * s2io_chk_xpak_counter - Function to check the status of the xpak counters + * @counter : couter value to be updated + * @flag : flag to indicate the status + * @type : counter type + * Description: + * This function is to check the status of the xpak counters value + * NONE + */ + +static void s2io_chk_xpak_counter(u64 *counter, u64 * regs_stat, u32 index, u16 flag, u16 type) +{ + u64 mask = 0x3; + u64 val64; + int i; + for(i = 0; i <index; i++) + mask = mask << 0x2; + + if(flag > 0) + { + *counter = *counter + 1; + val64 = *regs_stat & mask; + val64 = val64 >> (index * 0x2); + val64 = val64 + 1; + if(val64 == 3) + { + switch(type) + { + case 1: + DBG_PRINT(ERR_DBG, "Take Xframe NIC out of " + "service. Excessive temperatures may " + "result in premature transceiver " + "failure \n"); + break; + case 2: + DBG_PRINT(ERR_DBG, "Take Xframe NIC out of " + "service Excessive bias currents may " + "indicate imminent laser diode " + "failure \n"); + break; + case 3: + DBG_PRINT(ERR_DBG, "Take Xframe NIC out of " + "service Excessive laser output " + "power may saturate far-end " + "receiver\n"); + break; + default: + DBG_PRINT(ERR_DBG, "Incorrect XPAK Alarm " + "type \n"); + } + val64 = 0x0; + } + val64 = val64 << (index * 0x2); + *regs_stat = (*regs_stat & (~mask)) | (val64); + + } else { + *regs_stat = *regs_stat & (~mask); + } +} + +/** + * s2io_updt_xpak_counter - Function to update the xpak counters + * @dev : pointer to net_device struct + * Description: + * This function is to upate the status of the xpak counters value + * NONE + */ +static void s2io_updt_xpak_counter(struct net_device *dev) +{ + u16 flag = 0x0; + u16 type = 0x0; + u16 val16 = 0x0; + u64 val64 = 0x0; + u64 addr = 0x0; + + nic_t *sp = dev->priv; + StatInfo_t *stat_info = sp->mac_control.stats_info; + + /* Check the communication with the MDIO slave */ + addr = 0x0000; + val64 = 0x0; + val64 = s2io_mdio_read(MDIO_MMD_PMA_DEV_ADDR, addr, dev); + if((val64 == 0xFFFF) || (val64 == 0x0000)) + { + DBG_PRINT(ERR_DBG, "ERR: MDIO slave access failed - " + "Returned %llx\n", (unsigned long long)val64); + return; + } + + /* Check for the expecte value of 2040 at PMA address 0x0000 */ + if(val64 != 0x2040) + { + DBG_PRINT(ERR_DBG, "Incorrect value at PMA address 0x0000 - "); + DBG_PRINT(ERR_DBG, "Returned: %llx- Expected: 0x2040\n", + (unsigned long long)val64); + return; + } + + /* Loading the DOM register to MDIO register */ + addr = 0xA100; + s2io_mdio_write(MDIO_MMD_PMA_DEV_ADDR, addr, val16, dev); + val64 = s2io_mdio_read(MDIO_MMD_PMA_DEV_ADDR, addr, dev); + + /* Reading the Alarm flags */ + addr = 0xA070; + val64 = 0x0; + val64 = s2io_mdio_read(MDIO_MMD_PMA_DEV_ADDR, addr, dev); + + flag = CHECKBIT(val64, 0x7); + type = 1; + s2io_chk_xpak_counter(&stat_info->xpak_stat.alarm_transceiver_temp_high, + &stat_info->xpak_stat.xpak_regs_stat, + 0x0, flag, type); + + if(CHECKBIT(val64, 0x6)) + stat_info->xpak_stat.alarm_transceiver_temp_low++; + + flag = CHECKBIT(val64, 0x3); + type = 2; + s2io_chk_xpak_counter(&stat_info->xpak_stat.alarm_laser_bias_current_high, + &stat_info->xpak_stat.xpak_regs_stat, + 0x2, flag, type); + + if(CHECKBIT(val64, 0x2)) + stat_info->xpak_stat.alarm_laser_bias_current_low++; + + flag = CHECKBIT(val64, 0x1); + type = 3; + s2io_chk_xpak_counter(&stat_info->xpak_stat.alarm_laser_output_power_high, + &stat_info->xpak_stat.xpak_regs_stat, + 0x4, flag, type); + + if(CHECKBIT(val64, 0x0)) + stat_info->xpak_stat.alarm_laser_output_power_low++; + + /* Reading the Warning flags */ + addr = 0xA074; + val64 = 0x0; + val64 = s2io_mdio_read(MDIO_MMD_PMA_DEV_ADDR, addr, dev); + + if(CHECKBIT(val64, 0x7)) + stat_info->xpak_stat.warn_transceiver_temp_high++; + + if(CHECKBIT(val64, 0x6)) + stat_info->xpak_stat.warn_transceiver_temp_low++; + + if(CHECKBIT(val64, 0x3)) + stat_info->xpak_stat.warn_laser_bias_current_high++; + + if(CHECKBIT(val64, 0x2)) + stat_info->xpak_stat.warn_laser_bias_current_low++; + + if(CHECKBIT(val64, 0x1)) + stat_info->xpak_stat.warn_laser_output_power_high++; + + if(CHECKBIT(val64, 0x0)) + stat_info->xpak_stat.warn_laser_output_power_low++; +} + +/** * alarm_intr_handler - Alarm Interrrupt handler * @nic: device private variable * Description: If the interrupt was neither because of Rx packet or Tx @@ -2790,6 +3098,18 @@ static void alarm_intr_handler(struct s2io_nic *nic) struct net_device *dev = (struct net_device *) nic->dev; XENA_dev_config_t __iomem *bar0 = nic->bar0; register u64 val64 = 0, err_reg = 0; + u64 cnt; + int i; + nic->mac_control.stats_info->sw_stat.ring_full_cnt = 0; + /* Handling the XPAK counters update */ + if(nic->mac_control.stats_info->xpak_stat.xpak_timer_count < 72000) { + /* waiting for an hour */ + nic->mac_control.stats_info->xpak_stat.xpak_timer_count++; + } else { + s2io_updt_xpak_counter(dev); + /* reset the count to zero */ + nic->mac_control.stats_info->xpak_stat.xpak_timer_count = 0; + } /* Handling link status change error Intr */ if (s2io_link_fault_indication(nic) == MAC_RMAC_ERR_TIMER) { @@ -2816,6 +3136,8 @@ static void alarm_intr_handler(struct s2io_nic *nic) MC_ERR_REG_MIRI_ECC_DB_ERR_1)) { netif_stop_queue(dev); schedule_work(&nic->rst_timer_task); + nic->mac_control.stats_info->sw_stat. + soft_reset_cnt++; } } } else { @@ -2827,11 +3149,13 @@ static void alarm_intr_handler(struct s2io_nic *nic) /* In case of a serious error, the device will be Reset. */ val64 = readq(&bar0->serr_source); if (val64 & SERR_SOURCE_ANY) { + nic->mac_control.stats_info->sw_stat.serious_err_cnt++; DBG_PRINT(ERR_DBG, "%s: Device indicates ", dev->name); DBG_PRINT(ERR_DBG, "serious error %llx!!\n", (unsigned long long)val64); netif_stop_queue(dev); schedule_work(&nic->rst_timer_task); + nic->mac_control.stats_info->sw_stat.soft_reset_cnt++; } /* @@ -2849,6 +3173,35 @@ static void alarm_intr_handler(struct s2io_nic *nic) ac = readq(&bar0->adapter_control); schedule_work(&nic->set_link_task); } + /* Check for data parity error */ + val64 = readq(&bar0->pic_int_status); + if (val64 & PIC_INT_GPIO) { + val64 = readq(&bar0->gpio_int_reg); + if (val64 & GPIO_INT_REG_DP_ERR_INT) { + nic->mac_control.stats_info->sw_stat.parity_err_cnt++; + schedule_work(&nic->rst_timer_task); + nic->mac_control.stats_info->sw_stat.soft_reset_cnt++; + } + } + + /* Check for ring full counter */ + if (nic->device_type & XFRAME_II_DEVICE) { + val64 = readq(&bar0->ring_bump_counter1); + for (i=0; i<4; i++) { + cnt = ( val64 & vBIT(0xFFFF,(i*16),16)); + cnt >>= 64 - ((i+1)*16); + nic->mac_control.stats_info->sw_stat.ring_full_cnt + += cnt; + } + + val64 = readq(&bar0->ring_bump_counter2); + for (i=0; i<4; i++) { + cnt = ( val64 & vBIT(0xFFFF,(i*16),16)); + cnt >>= 64 - ((i+1)*16); + nic->mac_control.stats_info->sw_stat.ring_full_cnt + += cnt; + } + } /* Other type of interrupts are not being handled now, TODO */ } @@ -2864,23 +3217,26 @@ static void alarm_intr_handler(struct s2io_nic *nic) * SUCCESS on success and FAILURE on failure. */ -static int wait_for_cmd_complete(nic_t * sp) +static int wait_for_cmd_complete(void *addr, u64 busy_bit) { - XENA_dev_config_t __iomem *bar0 = sp->bar0; int ret = FAILURE, cnt = 0; u64 val64; while (TRUE) { - val64 = readq(&bar0->rmac_addr_cmd_mem); - if (!(val64 & RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING)) { + val64 = readq(addr); + if (!(val64 & busy_bit)) { ret = SUCCESS; break; } - msleep(50); + + if(in_interrupt()) + mdelay(50); + else + msleep(50); + if (cnt++ > 10) break; } - return ret; } @@ -2919,6 +3275,9 @@ static void s2io_reset(nic_t * sp) * PCI write to sw_reset register is done by this time. */ msleep(250); + if (strstr(sp->product_name, "CX4")) { + msleep(750); + } /* Restore the PCI state saved during initialization. */ pci_restore_state(sp->pdev); @@ -3137,7 +3496,7 @@ static void restore_xmsi_data(nic_t *nic) u64 val64; int i; - for (i=0; i< MAX_REQUESTED_MSI_X; i++) { + for (i=0; i< nic->avail_msix_vectors; i++) { writeq(nic->msix_info[i].addr, &bar0->xmsi_address); writeq(nic->msix_info[i].data, &bar0->xmsi_data); val64 = (BIT(7) | BIT(15) | vBIT(i, 26, 6)); @@ -3156,7 +3515,7 @@ static void store_xmsi_data(nic_t *nic) int i; /* Store and display */ - for (i=0; i< MAX_REQUESTED_MSI_X; i++) { + for (i=0; i< nic->avail_msix_vectors; i++) { val64 = (BIT(15) | vBIT(i, 26, 6)); writeq(val64, &bar0->xmsi_access); if (wait_for_msix_trans(nic, i)) { @@ -3284,15 +3643,24 @@ static int s2io_enable_msi_x(nic_t *nic) writeq(tx_mat, &bar0->tx_mat0_n[7]); } + nic->avail_msix_vectors = 0; ret = pci_enable_msix(nic->pdev, nic->entries, MAX_REQUESTED_MSI_X); + /* We fail init if error or we get less vectors than min required */ + if (ret >= (nic->config.tx_fifo_num + nic->config.rx_ring_num + 1)) { + nic->avail_msix_vectors = ret; + ret = pci_enable_msix(nic->pdev, nic->entries, ret); + } if (ret) { DBG_PRINT(ERR_DBG, "%s: Enabling MSIX failed\n", nic->dev->name); kfree(nic->entries); kfree(nic->s2io_entries); nic->entries = NULL; nic->s2io_entries = NULL; + nic->avail_msix_vectors = 0; return -ENOMEM; } + if (!nic->avail_msix_vectors) + nic->avail_msix_vectors = MAX_REQUESTED_MSI_X; /* * To enable MSI-X, MSI also needs to be enabled, due to a bug @@ -3325,8 +3693,6 @@ static int s2io_open(struct net_device *dev) { nic_t *sp = dev->priv; int err = 0; - int i; - u16 msi_control; /* Temp variable */ /* * Make sure you have link off by default every time @@ -3336,11 +3702,14 @@ static int s2io_open(struct net_device *dev) sp->last_link_state = 0; /* Initialize H/W and enable interrupts */ - if (s2io_card_up(sp)) { + err = s2io_card_up(sp); + if (err) { DBG_PRINT(ERR_DBG, "%s: H/W initialization failed\n", dev->name); - err = -ENODEV; - goto hw_init_failed; + if (err == -ENODEV) + goto hw_init_failed; + else + goto hw_enable_failed; } /* Store the values of the MSIX table in the nic_t structure */ @@ -3357,6 +3726,8 @@ failed\n", dev->name); } } if (sp->intr_type == MSI_X) { + int i; + for (i=1; (sp->s2io_entries[i].in_use == MSIX_FLG); i++) { if (sp->s2io_entries[i].type == MSIX_FIFO_TYPE) { sprintf(sp->desc1, "%s:MSI-X-%d-TX", @@ -3409,24 +3780,26 @@ setting_mac_address_failed: isr_registration_failed: del_timer_sync(&sp->alarm_timer); if (sp->intr_type == MSI_X) { - if (sp->device_type == XFRAME_II_DEVICE) { - for (i=1; (sp->s2io_entries[i].in_use == - MSIX_REGISTERED_SUCCESS); i++) { - int vector = sp->entries[i].vector; - void *arg = sp->s2io_entries[i].arg; + int i; + u16 msi_control; /* Temp variable */ - free_irq(vector, arg); - } - pci_disable_msix(sp->pdev); + for (i=1; (sp->s2io_entries[i].in_use == + MSIX_REGISTERED_SUCCESS); i++) { + int vector = sp->entries[i].vector; + void *arg = sp->s2io_entries[i].arg; - /* Temp */ - pci_read_config_word(sp->pdev, 0x42, &msi_control); - msi_control &= 0xFFFE; /* Disable MSI */ - pci_write_config_word(sp->pdev, 0x42, msi_control); + free_irq(vector, arg); } + pci_disable_msix(sp->pdev); + + /* Temp */ + pci_read_config_word(sp->pdev, 0x42, &msi_control); + msi_control &= 0xFFFE; /* Disable MSI */ + pci_write_config_word(sp->pdev, 0x42, msi_control); } else if (sp->intr_type == MSI) pci_disable_msi(sp->pdev); +hw_enable_failed: s2io_reset(sp); hw_init_failed: if (sp->intr_type == MSI_X) { @@ -3454,35 +3827,12 @@ hw_init_failed: static int s2io_close(struct net_device *dev) { nic_t *sp = dev->priv; - int i; - u16 msi_control; flush_scheduled_work(); netif_stop_queue(dev); /* Reset card, kill tasklet and free Tx and Rx buffers. */ - s2io_card_down(sp); - - if (sp->intr_type == MSI_X) { - if (sp->device_type == XFRAME_II_DEVICE) { - for (i=1; (sp->s2io_entries[i].in_use == - MSIX_REGISTERED_SUCCESS); i++) { - int vector = sp->entries[i].vector; - void *arg = sp->s2io_entries[i].arg; + s2io_card_down(sp, 1); - free_irq(vector, arg); - } - pci_read_config_word(sp->pdev, 0x42, &msi_control); - msi_control &= 0xFFFE; /* Disable MSI */ - pci_write_config_word(sp->pdev, 0x42, msi_control); - - pci_disable_msix(sp->pdev); - } - } - else { - free_irq(sp->pdev->irq, dev); - if (sp->intr_type == MSI) - pci_disable_msi(sp->pdev); - } sp->device_close_flag = TRUE; /* Device is shut down. */ return 0; } @@ -3545,7 +3895,8 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) queue_len = mac_control->fifos[queue].tx_curr_put_info.fifo_len + 1; /* Avoid "put" pointer going beyond "get" pointer */ - if (txdp->Host_Control || (((put_off + 1) % queue_len) == get_off)) { + if (txdp->Host_Control || + ((put_off+1) == queue_len ? 0 : (put_off+1)) == get_off) { DBG_PRINT(TX_DBG, "Error in xmit, No free TXDs.\n"); netif_stop_queue(dev); dev_kfree_skb(skb); @@ -3655,11 +4006,13 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) mmiowb(); put_off++; - put_off %= mac_control->fifos[queue].tx_curr_put_info.fifo_len + 1; + if (put_off == mac_control->fifos[queue].tx_curr_put_info.fifo_len + 1) + put_off = 0; mac_control->fifos[queue].tx_curr_put_info.offset = put_off; /* Avoid "put" pointer going beyond "get" pointer */ - if (((put_off + 1) % queue_len) == get_off) { + if (((put_off+1) == queue_len ? 0 : (put_off+1)) == get_off) { + sp->mac_control.stats_info->sw_stat.fifo_full_cnt++; DBG_PRINT(TX_DBG, "No free TxDs for xmit, Put: 0x%x Get:0x%x\n", put_off, get_off); @@ -3795,7 +4148,6 @@ s2io_msix_fifo_handle(int irq, void *dev_id, struct pt_regs *regs) atomic_dec(&sp->isr_cnt); return IRQ_HANDLED; } - static void s2io_txpic_intr_handle(nic_t *sp) { XENA_dev_config_t __iomem *bar0 = sp->bar0; @@ -3806,41 +4158,56 @@ static void s2io_txpic_intr_handle(nic_t *sp) val64 = readq(&bar0->gpio_int_reg); if ((val64 & GPIO_INT_REG_LINK_DOWN) && (val64 & GPIO_INT_REG_LINK_UP)) { + /* + * This is unstable state so clear both up/down + * interrupt and adapter to re-evaluate the link state. + */ val64 |= GPIO_INT_REG_LINK_DOWN; val64 |= GPIO_INT_REG_LINK_UP; writeq(val64, &bar0->gpio_int_reg); - goto masking; - } - - if (((sp->last_link_state == LINK_UP) && - (val64 & GPIO_INT_REG_LINK_DOWN)) || - ((sp->last_link_state == LINK_DOWN) && - (val64 & GPIO_INT_REG_LINK_UP))) { val64 = readq(&bar0->gpio_int_mask); - val64 |= GPIO_INT_MASK_LINK_DOWN; - val64 |= GPIO_INT_MASK_LINK_UP; + val64 &= ~(GPIO_INT_MASK_LINK_UP | + GPIO_INT_MASK_LINK_DOWN); writeq(val64, &bar0->gpio_int_mask); - s2io_set_link((unsigned long)sp); } -masking: - if (sp->last_link_state == LINK_UP) { - /*enable down interrupt */ - val64 = readq(&bar0->gpio_int_mask); - /* unmasks link down intr */ - val64 &= ~GPIO_INT_MASK_LINK_DOWN; - /* masks link up intr */ - val64 |= GPIO_INT_MASK_LINK_UP; - writeq(val64, &bar0->gpio_int_mask); - } else { - /*enable UP Interrupt */ - val64 = readq(&bar0->gpio_int_mask); - /* unmasks link up interrupt */ - val64 &= ~GPIO_INT_MASK_LINK_UP; - /* masks link down interrupt */ - val64 |= GPIO_INT_MASK_LINK_DOWN; - writeq(val64, &bar0->gpio_int_mask); + else if (val64 & GPIO_INT_REG_LINK_UP) { + val64 = readq(&bar0->adapter_status); + if (verify_xena_quiescence(sp, val64, + sp->device_enabled_once)) { + /* Enable Adapter */ + val64 = readq(&bar0->adapter_control); + val64 |= ADAPTER_CNTL_EN; + writeq(val64, &bar0->adapter_control); + val64 |= ADAPTER_LED_ON; + writeq(val64, &bar0->adapter_control); + if (!sp->device_enabled_once) + sp->device_enabled_once = 1; + + s2io_link(sp, LINK_UP); + /* + * unmask link down interrupt and mask link-up + * intr + */ + val64 = readq(&bar0->gpio_int_mask); + val64 &= ~GPIO_INT_MASK_LINK_DOWN; + val64 |= GPIO_INT_MASK_LINK_UP; + writeq(val64, &bar0->gpio_int_mask); + + } + }else if (val64 & GPIO_INT_REG_LINK_DOWN) { + val64 = readq(&bar0->adapter_status); + if (verify_xena_quiescence(sp, val64, + sp->device_enabled_once)) { + s2io_link(sp, LINK_DOWN); + /* Link is down so unmaks link up interrupt */ + val64 = readq(&bar0->gpio_int_mask); + val64 &= ~GPIO_INT_MASK_LINK_UP; + val64 |= GPIO_INT_MASK_LINK_DOWN; + writeq(val64, &bar0->gpio_int_mask); + } } } + val64 = readq(&bar0->gpio_int_mask); } /** @@ -3863,7 +4230,7 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) nic_t *sp = dev->priv; XENA_dev_config_t __iomem *bar0 = sp->bar0; int i; - u64 reason = 0, val64; + u64 reason = 0, val64, org_mask; mac_info_t *mac_control; struct config_param *config; @@ -3887,43 +4254,41 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) return IRQ_NONE; } + val64 = 0xFFFFFFFFFFFFFFFFULL; + /* Store current mask before masking all interrupts */ + org_mask = readq(&bar0->general_int_mask); + writeq(val64, &bar0->general_int_mask); + #ifdef CONFIG_S2IO_NAPI if (reason & GEN_INTR_RXTRAFFIC) { if (netif_rx_schedule_prep(dev)) { - en_dis_able_nic_intrs(sp, RX_TRAFFIC_INTR, - DISABLE_INTRS); + writeq(val64, &bar0->rx_traffic_mask); __netif_rx_schedule(dev); } } #else - /* If Intr is because of Rx Traffic */ - if (reason & GEN_INTR_RXTRAFFIC) { - /* - * rx_traffic_int reg is an R1 register, writing all 1's - * will ensure that the actual interrupt causing bit get's - * cleared and hence a read can be avoided. - */ - val64 = 0xFFFFFFFFFFFFFFFFULL; - writeq(val64, &bar0->rx_traffic_int); - for (i = 0; i < config->rx_ring_num; i++) { - rx_intr_handler(&mac_control->rings[i]); - } + /* + * Rx handler is called by default, without checking for the + * cause of interrupt. + * rx_traffic_int reg is an R1 register, writing all 1's + * will ensure that the actual interrupt causing bit get's + * cleared and hence a read can be avoided. + */ + writeq(val64, &bar0->rx_traffic_int); + for (i = 0; i < config->rx_ring_num; i++) { + rx_intr_handler(&mac_control->rings[i]); } #endif - /* If Intr is because of Tx Traffic */ - if (reason & GEN_INTR_TXTRAFFIC) { - /* - * tx_traffic_int reg is an R1 register, writing all 1's - * will ensure that the actual interrupt causing bit get's - * cleared and hence a read can be avoided. - */ - val64 = 0xFFFFFFFFFFFFFFFFULL; - writeq(val64, &bar0->tx_traffic_int); + /* + * tx_traffic_int reg is an R1 register, writing all 1's + * will ensure that the actual interrupt causing bit get's + * cleared and hence a read can be avoided. + */ + writeq(val64, &bar0->tx_traffic_int); - for (i = 0; i < config->tx_fifo_num; i++) - tx_intr_handler(&mac_control->fifos[i]); - } + for (i = 0; i < config->tx_fifo_num; i++) + tx_intr_handler(&mac_control->fifos[i]); if (reason & GEN_INTR_TXPIC) s2io_txpic_intr_handle(sp); @@ -3949,6 +4314,7 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) DBG_PRINT(ERR_DBG, " in ISR!!\n"); clear_bit(0, (&sp->tasklet_status)); atomic_dec(&sp->isr_cnt); + writeq(org_mask, &bar0->general_int_mask); return IRQ_HANDLED; } clear_bit(0, (&sp->tasklet_status)); @@ -3964,7 +4330,7 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) } } #endif - + writeq(org_mask, &bar0->general_int_mask); atomic_dec(&sp->isr_cnt); return IRQ_HANDLED; } @@ -4067,7 +4433,8 @@ static void s2io_set_multicast(struct net_device *dev) RMAC_ADDR_CMD_MEM_OFFSET(MAC_MC_ALL_MC_ADDR_OFFSET); writeq(val64, &bar0->rmac_addr_cmd_mem); /* Wait till command completes */ - wait_for_cmd_complete(sp); + wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING); sp->m_cast_flg = 1; sp->all_multi_pos = MAC_MC_ALL_MC_ADDR_OFFSET; @@ -4082,7 +4449,8 @@ static void s2io_set_multicast(struct net_device *dev) RMAC_ADDR_CMD_MEM_OFFSET(sp->all_multi_pos); writeq(val64, &bar0->rmac_addr_cmd_mem); /* Wait till command completes */ - wait_for_cmd_complete(sp); + wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING); sp->m_cast_flg = 0; sp->all_multi_pos = 0; @@ -4147,7 +4515,8 @@ static void s2io_set_multicast(struct net_device *dev) writeq(val64, &bar0->rmac_addr_cmd_mem); /* Wait for command completes */ - if (wait_for_cmd_complete(sp)) { + if (wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING)) { DBG_PRINT(ERR_DBG, "%s: Adding ", dev->name); DBG_PRINT(ERR_DBG, "Multicasts failed\n"); @@ -4177,7 +4546,8 @@ static void s2io_set_multicast(struct net_device *dev) writeq(val64, &bar0->rmac_addr_cmd_mem); /* Wait for command completes */ - if (wait_for_cmd_complete(sp)) { + if (wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING)) { DBG_PRINT(ERR_DBG, "%s: Adding ", dev->name); DBG_PRINT(ERR_DBG, "Multicasts failed\n"); @@ -4222,7 +4592,8 @@ static int s2io_set_mac_addr(struct net_device *dev, u8 * addr) RMAC_ADDR_CMD_MEM_OFFSET(0); writeq(val64, &bar0->rmac_addr_cmd_mem); /* Wait till command completes */ - if (wait_for_cmd_complete(sp)) { + if (wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING)) { DBG_PRINT(ERR_DBG, "%s: set_mac_addr failed\n", dev->name); return FAILURE; } @@ -4619,6 +4990,44 @@ static int write_eeprom(nic_t * sp, int off, u64 data, int cnt) } return ret; } +static void s2io_vpd_read(nic_t *nic) +{ + u8 vpd_data[256],data; + int i=0, cnt, fail = 0; + int vpd_addr = 0x80; + + if (nic->device_type == XFRAME_II_DEVICE) { + strcpy(nic->product_name, "Xframe II 10GbE network adapter"); + vpd_addr = 0x80; + } + else { + strcpy(nic->product_name, "Xframe I 10GbE network adapter"); + vpd_addr = 0x50; + } + + for (i = 0; i < 256; i +=4 ) { + pci_write_config_byte(nic->pdev, (vpd_addr + 2), i); + pci_read_config_byte(nic->pdev, (vpd_addr + 2), &data); + pci_write_config_byte(nic->pdev, (vpd_addr + 3), 0); + for (cnt = 0; cnt <5; cnt++) { + msleep(2); + pci_read_config_byte(nic->pdev, (vpd_addr + 3), &data); + if (data == 0x80) + break; + } + if (cnt >= 5) { + DBG_PRINT(ERR_DBG, "Read of VPD data failed\n"); + fail = 1; + break; + } + pci_read_config_dword(nic->pdev, (vpd_addr + 4), + (u32 *)&vpd_data[i]); + } + if ((!fail) && (vpd_data[1] < VPD_PRODUCT_NAME_LEN)) { + memset(nic->product_name, 0, vpd_data[1]); + memcpy(nic->product_name, &vpd_data[3], vpd_data[1]); + } +} /** * s2io_ethtool_geeprom - reads the value stored in the Eeprom. @@ -4931,8 +5340,10 @@ static int s2io_link_test(nic_t * sp, uint64_t * data) u64 val64; val64 = readq(&bar0->adapter_status); - if (val64 & ADAPTER_STATUS_RMAC_LOCAL_FAULT) + if(!(LINK_IS_UP(val64))) *data = 1; + else + *data = 0; return 0; } @@ -5112,7 +5523,6 @@ static void s2io_get_ethtool_stats(struct net_device *dev, int i = 0; nic_t *sp = dev->priv; StatInfo_t *stat_info = sp->mac_control.stats_info; - u64 tmp; s2io_updt_stats(sp); tmp_stats[i++] = @@ -5129,9 +5539,19 @@ static void s2io_get_ethtool_stats(struct net_device *dev, (u64)le32_to_cpu(stat_info->tmac_bcst_frms_oflow) << 32 | le32_to_cpu(stat_info->tmac_bcst_frms); tmp_stats[i++] = le64_to_cpu(stat_info->tmac_pause_ctrl_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_ttl_octets_oflow) << 32 | + le32_to_cpu(stat_info->tmac_ttl_octets); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_ucst_frms_oflow) << 32 | + le32_to_cpu(stat_info->tmac_ucst_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_nucst_frms_oflow) << 32 | + le32_to_cpu(stat_info->tmac_nucst_frms); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->tmac_any_err_frms_oflow) << 32 | le32_to_cpu(stat_info->tmac_any_err_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->tmac_ttl_less_fb_octets); tmp_stats[i++] = le64_to_cpu(stat_info->tmac_vld_ip_octets); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->tmac_vld_ip_oflow) << 32 | @@ -5163,11 +5583,27 @@ static void s2io_get_ethtool_stats(struct net_device *dev, (u64)le32_to_cpu(stat_info->rmac_vld_bcst_frms_oflow) << 32 | le32_to_cpu(stat_info->rmac_vld_bcst_frms); tmp_stats[i++] = le32_to_cpu(stat_info->rmac_in_rng_len_err_frms); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_out_rng_len_err_frms); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_long_frms); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_pause_ctrl_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_unsup_ctrl_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_ttl_octets_oflow) << 32 | + le32_to_cpu(stat_info->rmac_ttl_octets); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_accepted_ucst_frms_oflow) + << 32 | le32_to_cpu(stat_info->rmac_accepted_ucst_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_accepted_nucst_frms_oflow) + << 32 | le32_to_cpu(stat_info->rmac_accepted_nucst_frms); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_discarded_frms_oflow) << 32 | le32_to_cpu(stat_info->rmac_discarded_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_drop_events_oflow) + << 32 | le32_to_cpu(stat_info->rmac_drop_events); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_less_fb_octets); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_frms); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_usized_frms_oflow) << 32 | le32_to_cpu(stat_info->rmac_usized_frms); @@ -5180,40 +5616,129 @@ static void s2io_get_ethtool_stats(struct net_device *dev, tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_jabber_frms_oflow) << 32 | le32_to_cpu(stat_info->rmac_jabber_frms); - tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_ip_oflow) << 32 | + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_64_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_65_127_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_128_255_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_256_511_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_512_1023_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_1024_1518_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_ip_oflow) << 32 | le32_to_cpu(stat_info->rmac_ip); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ip_octets); tmp_stats[i++] = le32_to_cpu(stat_info->rmac_hdr_err_ip); - tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_drop_ip_oflow) << 32 | + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_drop_ip_oflow) << 32 | le32_to_cpu(stat_info->rmac_drop_ip); - tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_icmp_oflow) << 32 | + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_icmp_oflow) << 32 | le32_to_cpu(stat_info->rmac_icmp); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_tcp); - tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_udp_oflow) << 32 | + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_udp_oflow) << 32 | le32_to_cpu(stat_info->rmac_udp); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_err_drp_udp_oflow) << 32 | le32_to_cpu(stat_info->rmac_err_drp_udp); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_xgmii_err_sym); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q0); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q1); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q2); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q3); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q4); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q5); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q6); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q7); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q0); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q1); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q2); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q3); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q4); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q5); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q6); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q7); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_pause_cnt_oflow) << 32 | le32_to_cpu(stat_info->rmac_pause_cnt); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_xgmii_data_err_cnt); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_xgmii_ctrl_err_cnt); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_accepted_ip_oflow) << 32 | le32_to_cpu(stat_info->rmac_accepted_ip); tmp_stats[i++] = le32_to_cpu(stat_info->rmac_err_tcp); + tmp_stats[i++] = le32_to_cpu(stat_info->rd_req_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->new_rd_req_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->new_rd_req_rtry_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->rd_rtry_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->wr_rtry_rd_ack_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->wr_req_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->new_wr_req_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->new_wr_req_rtry_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->wr_rtry_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->wr_disc_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->rd_rtry_wr_ack_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->txp_wr_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->txd_rd_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->txd_wr_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->rxd_rd_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->rxd_wr_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->txf_rd_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->rxf_wr_cnt); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_1519_4095_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_4096_8191_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_8192_max_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_gt_max_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_osized_alt_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_jabber_alt_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_gt_max_alt_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_vlan_frms); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_len_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_fcs_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_pf_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_da_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_red_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_rts_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_ingm_full_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->link_fault_cnt); tmp_stats[i++] = 0; tmp_stats[i++] = stat_info->sw_stat.single_ecc_errs; tmp_stats[i++] = stat_info->sw_stat.double_ecc_errs; + tmp_stats[i++] = stat_info->sw_stat.parity_err_cnt; + tmp_stats[i++] = stat_info->sw_stat.serious_err_cnt; + tmp_stats[i++] = stat_info->sw_stat.soft_reset_cnt; + tmp_stats[i++] = stat_info->sw_stat.fifo_full_cnt; + tmp_stats[i++] = stat_info->sw_stat.ring_full_cnt; + tmp_stats[i++] = stat_info->xpak_stat.alarm_transceiver_temp_high; + tmp_stats[i++] = stat_info->xpak_stat.alarm_transceiver_temp_low; + tmp_stats[i++] = stat_info->xpak_stat.alarm_laser_bias_current_high; + tmp_stats[i++] = stat_info->xpak_stat.alarm_laser_bias_current_low; + tmp_stats[i++] = stat_info->xpak_stat.alarm_laser_output_power_high; + tmp_stats[i++] = stat_info->xpak_stat.alarm_laser_output_power_low; + tmp_stats[i++] = stat_info->xpak_stat.warn_transceiver_temp_high; + tmp_stats[i++] = stat_info->xpak_stat.warn_transceiver_temp_low; + tmp_stats[i++] = stat_info->xpak_stat.warn_laser_bias_current_high; + tmp_stats[i++] = stat_info->xpak_stat.warn_laser_bias_current_low; + tmp_stats[i++] = stat_info->xpak_stat.warn_laser_output_power_high; + tmp_stats[i++] = stat_info->xpak_stat.warn_laser_output_power_low; tmp_stats[i++] = stat_info->sw_stat.clubbed_frms_cnt; tmp_stats[i++] = stat_info->sw_stat.sending_both; tmp_stats[i++] = stat_info->sw_stat.outof_sequence_pkts; tmp_stats[i++] = stat_info->sw_stat.flush_max_pkts; - tmp = 0; if (stat_info->sw_stat.num_aggregations) { - tmp = stat_info->sw_stat.sum_avg_pkts_aggregated; - do_div(tmp, stat_info->sw_stat.num_aggregations); + u64 tmp = stat_info->sw_stat.sum_avg_pkts_aggregated; + int count = 0; + /* + * Since 64-bit divide does not work on all platforms, + * do repeated subtraction. + */ + while (tmp >= stat_info->sw_stat.num_aggregations) { + tmp -= stat_info->sw_stat.num_aggregations; + count++; + } + tmp_stats[i++] = count; } - tmp_stats[i++] = tmp; + else + tmp_stats[i++] = 0; } static int s2io_ethtool_get_regs_len(struct net_device *dev) @@ -5351,7 +5876,7 @@ static int s2io_change_mtu(struct net_device *dev, int new_mtu) dev->mtu = new_mtu; if (netif_running(dev)) { - s2io_card_down(sp); + s2io_card_down(sp, 0); netif_stop_queue(dev); if (s2io_card_up(sp)) { DBG_PRINT(ERR_DBG, "%s: Device bring up failed\n", @@ -5489,12 +6014,172 @@ static void s2io_set_link(unsigned long data) clear_bit(0, &(nic->link_state)); } -static void s2io_card_down(nic_t * sp) +static int set_rxd_buffer_pointer(nic_t *sp, RxD_t *rxdp, buffAdd_t *ba, + struct sk_buff **skb, u64 *temp0, u64 *temp1, + u64 *temp2, int size) +{ + struct net_device *dev = sp->dev; + struct sk_buff *frag_list; + + if ((sp->rxd_mode == RXD_MODE_1) && (rxdp->Host_Control == 0)) { + /* allocate skb */ + if (*skb) { + DBG_PRINT(INFO_DBG, "SKB is not NULL\n"); + /* + * As Rx frame are not going to be processed, + * using same mapped address for the Rxd + * buffer pointer + */ + ((RxD1_t*)rxdp)->Buffer0_ptr = *temp0; + } else { + *skb = dev_alloc_skb(size); + if (!(*skb)) { + DBG_PRINT(ERR_DBG, "%s: Out of ", dev->name); + DBG_PRINT(ERR_DBG, "memory to allocate SKBs\n"); + return -ENOMEM ; + } + /* storing the mapped addr in a temp variable + * such it will be used for next rxd whose + * Host Control is NULL + */ + ((RxD1_t*)rxdp)->Buffer0_ptr = *temp0 = + pci_map_single( sp->pdev, (*skb)->data, + size - NET_IP_ALIGN, + PCI_DMA_FROMDEVICE); + rxdp->Host_Control = (unsigned long) (*skb); + } + } else if ((sp->rxd_mode == RXD_MODE_3B) && (rxdp->Host_Control == 0)) { + /* Two buffer Mode */ + if (*skb) { + ((RxD3_t*)rxdp)->Buffer2_ptr = *temp2; + ((RxD3_t*)rxdp)->Buffer0_ptr = *temp0; + ((RxD3_t*)rxdp)->Buffer1_ptr = *temp1; + } else { + *skb = dev_alloc_skb(size); + ((RxD3_t*)rxdp)->Buffer2_ptr = *temp2 = + pci_map_single(sp->pdev, (*skb)->data, + dev->mtu + 4, + PCI_DMA_FROMDEVICE); + ((RxD3_t*)rxdp)->Buffer0_ptr = *temp0 = + pci_map_single( sp->pdev, ba->ba_0, BUF0_LEN, + PCI_DMA_FROMDEVICE); + rxdp->Host_Control = (unsigned long) (*skb); + + /* Buffer-1 will be dummy buffer not used */ + ((RxD3_t*)rxdp)->Buffer1_ptr = *temp1 = + pci_map_single(sp->pdev, ba->ba_1, BUF1_LEN, + PCI_DMA_FROMDEVICE); + } + } else if ((rxdp->Host_Control == 0)) { + /* Three buffer mode */ + if (*skb) { + ((RxD3_t*)rxdp)->Buffer0_ptr = *temp0; + ((RxD3_t*)rxdp)->Buffer1_ptr = *temp1; + ((RxD3_t*)rxdp)->Buffer2_ptr = *temp2; + } else { + *skb = dev_alloc_skb(size); + + ((RxD3_t*)rxdp)->Buffer0_ptr = *temp0 = + pci_map_single(sp->pdev, ba->ba_0, BUF0_LEN, + PCI_DMA_FROMDEVICE); + /* Buffer-1 receives L3/L4 headers */ + ((RxD3_t*)rxdp)->Buffer1_ptr = *temp1 = + pci_map_single( sp->pdev, (*skb)->data, + l3l4hdr_size + 4, + PCI_DMA_FROMDEVICE); + /* + * skb_shinfo(skb)->frag_list will have L4 + * data payload + */ + skb_shinfo(*skb)->frag_list = dev_alloc_skb(dev->mtu + + ALIGN_SIZE); + if (skb_shinfo(*skb)->frag_list == NULL) { + DBG_PRINT(ERR_DBG, "%s: dev_alloc_skb \ + failed\n ", dev->name); + return -ENOMEM ; + } + frag_list = skb_shinfo(*skb)->frag_list; + frag_list->next = NULL; + /* + * Buffer-2 receives L4 data payload + */ + ((RxD3_t*)rxdp)->Buffer2_ptr = *temp2 = + pci_map_single( sp->pdev, frag_list->data, + dev->mtu, PCI_DMA_FROMDEVICE); + } + } + return 0; +} +static void set_rxd_buffer_size(nic_t *sp, RxD_t *rxdp, int size) +{ + struct net_device *dev = sp->dev; + if (sp->rxd_mode == RXD_MODE_1) { + rxdp->Control_2 = SET_BUFFER0_SIZE_1( size - NET_IP_ALIGN); + } else if (sp->rxd_mode == RXD_MODE_3B) { + rxdp->Control_2 = SET_BUFFER0_SIZE_3(BUF0_LEN); + rxdp->Control_2 |= SET_BUFFER1_SIZE_3(1); + rxdp->Control_2 |= SET_BUFFER2_SIZE_3( dev->mtu + 4); + } else { + rxdp->Control_2 = SET_BUFFER0_SIZE_3(BUF0_LEN); + rxdp->Control_2 |= SET_BUFFER1_SIZE_3(l3l4hdr_size + 4); + rxdp->Control_2 |= SET_BUFFER2_SIZE_3(dev->mtu); + } +} + +static int rxd_owner_bit_reset(nic_t *sp) +{ + int i, j, k, blk_cnt = 0, size; + mac_info_t * mac_control = &sp->mac_control; + struct config_param *config = &sp->config; + struct net_device *dev = sp->dev; + RxD_t *rxdp = NULL; + struct sk_buff *skb = NULL; + buffAdd_t *ba = NULL; + u64 temp0_64 = 0, temp1_64 = 0, temp2_64 = 0; + + /* Calculate the size based on ring mode */ + size = dev->mtu + HEADER_ETHERNET_II_802_3_SIZE + + HEADER_802_2_SIZE + HEADER_SNAP_SIZE; + if (sp->rxd_mode == RXD_MODE_1) + size += NET_IP_ALIGN; + else if (sp->rxd_mode == RXD_MODE_3B) + size = dev->mtu + ALIGN_SIZE + BUF0_LEN + 4; + else + size = l3l4hdr_size + ALIGN_SIZE + BUF0_LEN + 4; + + for (i = 0; i < config->rx_ring_num; i++) { + blk_cnt = config->rx_cfg[i].num_rxd / + (rxd_count[sp->rxd_mode] +1); + + for (j = 0; j < blk_cnt; j++) { + for (k = 0; k < rxd_count[sp->rxd_mode]; k++) { + rxdp = mac_control->rings[i]. + rx_blocks[j].rxds[k].virt_addr; + if(sp->rxd_mode >= RXD_MODE_3A) + ba = &mac_control->rings[i].ba[j][k]; + set_rxd_buffer_pointer(sp, rxdp, ba, + &skb,(u64 *)&temp0_64, + (u64 *)&temp1_64, + (u64 *)&temp2_64, size); + + set_rxd_buffer_size(sp, rxdp, size); + wmb(); + /* flip the Ownership bit to Hardware */ + rxdp->Control_1 |= RXD_OWN_XENA; + } + } + } + return 0; + +} + +static void s2io_card_down(nic_t * sp, int flag) { int cnt = 0; XENA_dev_config_t __iomem *bar0 = sp->bar0; unsigned long flags; register u64 val64 = 0; + struct net_device *dev = sp->dev; del_timer_sync(&sp->alarm_timer); /* If s2io_set_link task is executing, wait till it completes. */ @@ -5505,12 +6190,51 @@ static void s2io_card_down(nic_t * sp) /* disable Tx and Rx traffic on the NIC */ stop_nic(sp); + if (flag) { + if (sp->intr_type == MSI_X) { + int i; + u16 msi_control; + + for (i=1; (sp->s2io_entries[i].in_use == + MSIX_REGISTERED_SUCCESS); i++) { + int vector = sp->entries[i].vector; + void *arg = sp->s2io_entries[i].arg; + + free_irq(vector, arg); + } + pci_read_config_word(sp->pdev, 0x42, &msi_control); + msi_control &= 0xFFFE; /* Disable MSI */ + pci_write_config_word(sp->pdev, 0x42, msi_control); + pci_disable_msix(sp->pdev); + } else { + free_irq(sp->pdev->irq, dev); + if (sp->intr_type == MSI) + pci_disable_msi(sp->pdev); + } + } + /* Waiting till all Interrupt handlers are complete */ + cnt = 0; + do { + msleep(10); + if (!atomic_read(&sp->isr_cnt)) + break; + cnt++; + } while(cnt < 5); /* Kill tasklet. */ tasklet_kill(&sp->task); /* Check if the device is Quiescent and then Reset the NIC */ do { + /* As per the HW requirement we need to replenish the + * receive buffer to avoid the ring bump. Since there is + * no intention of processing the Rx frame at this pointwe are + * just settting the ownership bit of rxd in Each Rx + * ring to HW and set the appropriate buffer size + * based on the ring mode + */ + rxd_owner_bit_reset(sp); + val64 = readq(&bar0->adapter_status); if (verify_xena_quiescence(sp, val64, sp->device_enabled_once)) { break; @@ -5528,15 +6252,6 @@ static void s2io_card_down(nic_t * sp) } while (1); s2io_reset(sp); - /* Waiting till all Interrupt handlers are complete */ - cnt = 0; - do { - msleep(10); - if (!atomic_read(&sp->isr_cnt)) - break; - cnt++; - } while(cnt < 5); - spin_lock_irqsave(&sp->tx_lock, flags); /* Free all Tx buffers */ free_tx_buffers(sp); @@ -5637,7 +6352,7 @@ static void s2io_restart_nic(unsigned long data) struct net_device *dev = (struct net_device *) data; nic_t *sp = dev->priv; - s2io_card_down(sp); + s2io_card_down(sp, 0); if (s2io_card_up(sp)) { DBG_PRINT(ERR_DBG, "%s: Device bring up failed\n", dev->name); @@ -5667,6 +6382,7 @@ static void s2io_tx_watchdog(struct net_device *dev) if (netif_carrier_ok(dev)) { schedule_work(&sp->rst_timer_task); + sp->mac_control.stats_info->sw_stat.soft_reset_cnt++; } } @@ -5695,18 +6411,33 @@ static int rx_osm_handler(ring_info_t *ring_data, RxD_t * rxdp) ((unsigned long) rxdp->Host_Control); int ring_no = ring_data->ring_no; u16 l3_csum, l4_csum; + unsigned long long err = rxdp->Control_1 & RXD_T_CODE; lro_t *lro; skb->dev = dev; - if (rxdp->Control_1 & RXD_T_CODE) { - unsigned long long err = rxdp->Control_1 & RXD_T_CODE; - DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%llx\n", - dev->name, err); - dev_kfree_skb(skb); - sp->stats.rx_crc_errors++; - atomic_dec(&sp->rx_bufs_left[ring_no]); - rxdp->Host_Control = 0; - return 0; + + if (err) { + /* Check for parity error */ + if (err & 0x1) { + sp->mac_control.stats_info->sw_stat.parity_err_cnt++; + } + + /* + * Drop the packet if bad transfer code. Exception being + * 0x5, which could be due to unsupported IPv6 extension header. + * In this case, we let stack handle the packet. + * Note that in this case, since checksum will be incorrect, + * stack will validate the same. + */ + if (err && ((err >> 48) != 0x5)) { + DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%llx\n", + dev->name, err); + sp->stats.rx_crc_errors++; + dev_kfree_skb(skb); + atomic_dec(&sp->rx_bufs_left[ring_no]); + rxdp->Host_Control = 0; + return 0; + } } /* Updating statistics */ @@ -5792,6 +6523,9 @@ static int rx_osm_handler(ring_info_t *ring_data, RxD_t * rxdp) clear_lro_session(lro); goto send_up; case 0: /* sessions exceeded */ + case -1: /* non-TCP or not + * L2 aggregatable + */ case 5: /* * First pkt in session not * L3/L4 aggregatable @@ -5918,13 +6652,6 @@ static void s2io_init_pci(nic_t * sp) pci_write_config_word(sp->pdev, PCI_COMMAND, (pci_cmd | PCI_COMMAND_PARITY)); pci_read_config_word(sp->pdev, PCI_COMMAND, &pci_cmd); - - /* Forcibly disabling relaxed ordering capability of the card. */ - pcix_cmd &= 0xfffd; - pci_write_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - pcix_cmd); - pci_read_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - &(pcix_cmd)); } MODULE_AUTHOR("Raghavendra Koushik <raghavendra.koushik@neterion.com>"); @@ -5954,6 +6681,55 @@ module_param(intr_type, int, 0); module_param(lro, int, 0); module_param(lro_max_pkts, int, 0); +static int s2io_verify_parm(struct pci_dev *pdev, u8 *dev_intr_type) +{ + if ( tx_fifo_num > 8) { + DBG_PRINT(ERR_DBG, "s2io: Requested number of Tx fifos not " + "supported\n"); + DBG_PRINT(ERR_DBG, "s2io: Default to 8 Tx fifos\n"); + tx_fifo_num = 8; + } + if ( rx_ring_num > 8) { + DBG_PRINT(ERR_DBG, "s2io: Requested number of Rx rings not " + "supported\n"); + DBG_PRINT(ERR_DBG, "s2io: Default to 8 Rx rings\n"); + rx_ring_num = 8; + } +#ifdef CONFIG_S2IO_NAPI + if (*dev_intr_type != INTA) { + DBG_PRINT(ERR_DBG, "s2io: NAPI cannot be enabled when " + "MSI/MSI-X is enabled. Defaulting to INTA\n"); + *dev_intr_type = INTA; + } +#endif +#ifndef CONFIG_PCI_MSI + if (*dev_intr_type != INTA) { + DBG_PRINT(ERR_DBG, "s2io: This kernel does not support" + "MSI/MSI-X. Defaulting to INTA\n"); + *dev_intr_type = INTA; + } +#else + if (*dev_intr_type > MSI_X) { + DBG_PRINT(ERR_DBG, "s2io: Wrong intr_type requested. " + "Defaulting to INTA\n"); + *dev_intr_type = INTA; + } +#endif + if ((*dev_intr_type == MSI_X) && + ((pdev->device != PCI_DEVICE_ID_HERC_WIN) && + (pdev->device != PCI_DEVICE_ID_HERC_UNI))) { + DBG_PRINT(ERR_DBG, "s2io: Xframe I does not support MSI_X. " + "Defaulting to INTA\n"); + *dev_intr_type = INTA; + } + if (rx_ring_mode > 3) { + DBG_PRINT(ERR_DBG, "s2io: Requested ring mode not supported\n"); + DBG_PRINT(ERR_DBG, "s2io: Defaulting to 3-buffer mode\n"); + rx_ring_mode = 3; + } + return SUCCESS; +} + /** * s2io_init_nic - Initialization of the adapter . * @pdev : structure containing the PCI related information of the device. @@ -5984,15 +6760,8 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) int mode; u8 dev_intr_type = intr_type; -#ifdef CONFIG_S2IO_NAPI - if (dev_intr_type != INTA) { - DBG_PRINT(ERR_DBG, "NAPI cannot be enabled when MSI/MSI-X \ -is enabled. Defaulting to INTA\n"); - dev_intr_type = INTA; - } - else - DBG_PRINT(ERR_DBG, "NAPI support has been enabled\n"); -#endif + if ((ret = s2io_verify_parm(pdev, &dev_intr_type))) + return ret; if ((ret = pci_enable_device(pdev))) { DBG_PRINT(ERR_DBG, @@ -6017,14 +6786,6 @@ is enabled. Defaulting to INTA\n"); pci_disable_device(pdev); return -ENOMEM; } - - if ((dev_intr_type == MSI_X) && - ((pdev->device != PCI_DEVICE_ID_HERC_WIN) && - (pdev->device != PCI_DEVICE_ID_HERC_UNI))) { - DBG_PRINT(ERR_DBG, "Xframe I does not support MSI_X. \ -Defaulting to INTA\n"); - dev_intr_type = INTA; - } if (dev_intr_type != MSI_X) { if (pci_request_regions(pdev, s2io_driver_name)) { DBG_PRINT(ERR_DBG, "Request Regions failed\n"), @@ -6100,8 +6861,6 @@ Defaulting to INTA\n"); config = &sp->config; /* Tx side parameters. */ - if (tx_fifo_len[0] == 0) - tx_fifo_len[0] = DEFAULT_FIFO_LEN; /* Default value. */ config->tx_fifo_num = tx_fifo_num; for (i = 0; i < MAX_TX_FIFOS; i++) { config->tx_cfg[i].fifo_len = tx_fifo_len[i]; @@ -6125,8 +6884,6 @@ Defaulting to INTA\n"); config->max_txds = MAX_SKB_FRAGS + 2; /* Rx side parameters. */ - if (rx_ring_sz[0] == 0) - rx_ring_sz[0] = SMALL_BLK_CNT; /* Default value. */ config->rx_ring_num = rx_ring_num; for (i = 0; i < MAX_RX_RINGS; i++) { config->rx_cfg[i].num_rxd = rx_ring_sz[i] * @@ -6267,8 +7024,8 @@ Defaulting to INTA\n"); val64 = RMAC_ADDR_CMD_MEM_RD | RMAC_ADDR_CMD_MEM_STROBE_NEW_CMD | RMAC_ADDR_CMD_MEM_OFFSET(0 + MAC_MAC_ADDR_START_OFFSET); writeq(val64, &bar0->rmac_addr_cmd_mem); - wait_for_cmd_complete(sp); - + wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING); tmp64 = readq(&bar0->rmac_addr_data0_mem); mac_down = (u32) tmp64; mac_up = (u32) (tmp64 >> 32); @@ -6322,82 +7079,63 @@ Defaulting to INTA\n"); ret = -ENODEV; goto register_failed; } - - if (sp->device_type & XFRAME_II_DEVICE) { - DBG_PRINT(ERR_DBG, "%s: Neterion Xframe II 10GbE adapter ", - dev->name); - DBG_PRINT(ERR_DBG, "(rev %d), Version %s", + s2io_vpd_read(sp); + DBG_PRINT(ERR_DBG, "%s: Neterion %s",dev->name, sp->product_name); + DBG_PRINT(ERR_DBG, "(rev %d), Driver version %s\n", get_xena_rev_id(sp->pdev), s2io_driver_version); - switch(sp->intr_type) { - case INTA: - DBG_PRINT(ERR_DBG, ", Intr type INTA"); - break; - case MSI: - DBG_PRINT(ERR_DBG, ", Intr type MSI"); - break; - case MSI_X: - DBG_PRINT(ERR_DBG, ", Intr type MSI-X"); - break; - } - - DBG_PRINT(ERR_DBG, "\nCopyright(c) 2002-2005 Neterion Inc.\n"); - DBG_PRINT(ERR_DBG, "MAC ADDR: %02x:%02x:%02x:%02x:%02x:%02x\n", + DBG_PRINT(ERR_DBG, "Copyright(c) 2002-2005 Neterion Inc.\n"); + DBG_PRINT(ERR_DBG, "%s: MAC ADDR: " + "%02x:%02x:%02x:%02x:%02x:%02x\n", dev->name, sp->def_mac_addr[0].mac_addr[0], sp->def_mac_addr[0].mac_addr[1], sp->def_mac_addr[0].mac_addr[2], sp->def_mac_addr[0].mac_addr[3], sp->def_mac_addr[0].mac_addr[4], sp->def_mac_addr[0].mac_addr[5]); + if (sp->device_type & XFRAME_II_DEVICE) { mode = s2io_print_pci_mode(sp); if (mode < 0) { - DBG_PRINT(ERR_DBG, " Unsupported PCI bus mode "); + DBG_PRINT(ERR_DBG, " Unsupported PCI bus mode\n"); ret = -EBADSLT; + unregister_netdev(dev); goto set_swap_failed; } - } else { - DBG_PRINT(ERR_DBG, "%s: Neterion Xframe I 10GbE adapter ", - dev->name); - DBG_PRINT(ERR_DBG, "(rev %d), Version %s", - get_xena_rev_id(sp->pdev), - s2io_driver_version); - switch(sp->intr_type) { - case INTA: - DBG_PRINT(ERR_DBG, ", Intr type INTA"); - break; - case MSI: - DBG_PRINT(ERR_DBG, ", Intr type MSI"); - break; - case MSI_X: - DBG_PRINT(ERR_DBG, ", Intr type MSI-X"); - break; - } - DBG_PRINT(ERR_DBG, "\nCopyright(c) 2002-2005 Neterion Inc.\n"); - DBG_PRINT(ERR_DBG, "MAC ADDR: %02x:%02x:%02x:%02x:%02x:%02x\n", - sp->def_mac_addr[0].mac_addr[0], - sp->def_mac_addr[0].mac_addr[1], - sp->def_mac_addr[0].mac_addr[2], - sp->def_mac_addr[0].mac_addr[3], - sp->def_mac_addr[0].mac_addr[4], - sp->def_mac_addr[0].mac_addr[5]); } - if (sp->rxd_mode == RXD_MODE_3B) - DBG_PRINT(ERR_DBG, "%s: 2-Buffer mode support has been " - "enabled\n",dev->name); - if (sp->rxd_mode == RXD_MODE_3A) - DBG_PRINT(ERR_DBG, "%s: 3-Buffer mode support has been " - "enabled\n",dev->name); - + switch(sp->rxd_mode) { + case RXD_MODE_1: + DBG_PRINT(ERR_DBG, "%s: 1-Buffer receive mode enabled\n", + dev->name); + break; + case RXD_MODE_3B: + DBG_PRINT(ERR_DBG, "%s: 2-Buffer receive mode enabled\n", + dev->name); + break; + case RXD_MODE_3A: + DBG_PRINT(ERR_DBG, "%s: 3-Buffer receive mode enabled\n", + dev->name); + break; + } +#ifdef CONFIG_S2IO_NAPI + DBG_PRINT(ERR_DBG, "%s: NAPI enabled\n", dev->name); +#endif + switch(sp->intr_type) { + case INTA: + DBG_PRINT(ERR_DBG, "%s: Interrupt type INTA\n", dev->name); + break; + case MSI: + DBG_PRINT(ERR_DBG, "%s: Interrupt type MSI\n", dev->name); + break; + case MSI_X: + DBG_PRINT(ERR_DBG, "%s: Interrupt type MSI-X\n", dev->name); + break; + } if (sp->lro) DBG_PRINT(ERR_DBG, "%s: Large receive offload enabled\n", - dev->name); + dev->name); /* Initialize device name */ - strcpy(sp->name, dev->name); - if (sp->device_type & XFRAME_II_DEVICE) - strcat(sp->name, ": Neterion Xframe II 10GbE adapter"); - else - strcat(sp->name, ": Neterion Xframe I 10GbE adapter"); + sprintf(sp->name, "%s Neterion %s", dev->name, sp->product_name); /* Initialize bimodal Interrupts */ sp->config.bimodal = bimodal; diff --git a/drivers/net/s2io.h b/drivers/net/s2io.h index 0a0b5b29d81..3203732a668 100644 --- a/drivers/net/s2io.h +++ b/drivers/net/s2io.h @@ -31,6 +31,8 @@ #define SUCCESS 0 #define FAILURE -1 +#define CHECKBIT(value, nbit) (value & (1 << nbit)) + /* Maximum time to flicker LED when asked to identify NIC using ethtool */ #define MAX_FLICKER_TIME 60000 /* 60 Secs */ @@ -78,6 +80,11 @@ static int debug_level = ERR_DBG; typedef struct { unsigned long long single_ecc_errs; unsigned long long double_ecc_errs; + unsigned long long parity_err_cnt; + unsigned long long serious_err_cnt; + unsigned long long soft_reset_cnt; + unsigned long long fifo_full_cnt; + unsigned long long ring_full_cnt; /* LRO statistics */ unsigned long long clubbed_frms_cnt; unsigned long long sending_both; @@ -87,6 +94,25 @@ typedef struct { unsigned long long num_aggregations; } swStat_t; +/* Xpak releated alarm and warnings */ +typedef struct { + u64 alarm_transceiver_temp_high; + u64 alarm_transceiver_temp_low; + u64 alarm_laser_bias_current_high; + u64 alarm_laser_bias_current_low; + u64 alarm_laser_output_power_high; + u64 alarm_laser_output_power_low; + u64 warn_transceiver_temp_high; + u64 warn_transceiver_temp_low; + u64 warn_laser_bias_current_high; + u64 warn_laser_bias_current_low; + u64 warn_laser_output_power_high; + u64 warn_laser_output_power_low; + u64 xpak_regs_stat; + u32 xpak_timer_count; +} xpakStat_t; + + /* The statistics block of Xena */ typedef struct stat_block { /* Tx MAC statistics counters. */ @@ -263,7 +289,9 @@ typedef struct stat_block { u32 rmac_accepted_ip_oflow; u32 reserved_14; u32 link_fault_cnt; + u8 buffer[20]; swStat_t sw_stat; + xpakStat_t xpak_stat; } StatInfo_t; /* @@ -659,7 +687,8 @@ typedef struct { } usr_addr_t; /* Default Tunable parameters of the NIC. */ -#define DEFAULT_FIFO_LEN 4096 +#define DEFAULT_FIFO_0_LEN 4096 +#define DEFAULT_FIFO_1_7_LEN 512 #define SMALL_BLK_CNT 30 #define LARGE_BLK_CNT 100 @@ -732,7 +761,7 @@ struct s2io_nic { int device_close_flag; int device_enabled_once; - char name[50]; + char name[60]; struct tasklet_struct task; volatile unsigned long tasklet_status; @@ -803,6 +832,8 @@ struct s2io_nic { char desc1[35]; char desc2[35]; + int avail_msix_vectors; /* No. of MSI-X vectors granted by system */ + struct msix_info_st msix_info[0x3f]; #define XFRAME_I_DEVICE 1 @@ -824,6 +855,8 @@ struct s2io_nic { spinlock_t rx_lock; atomic_t isr_cnt; u64 *ufo_in_band_v; +#define VPD_PRODUCT_NAME_LEN 50 + u8 product_name[VPD_PRODUCT_NAME_LEN]; }; #define RESET_ERROR 1; @@ -848,28 +881,32 @@ static inline void writeq(u64 val, void __iomem *addr) writel((u32) (val), addr); writel((u32) (val >> 32), (addr + 4)); } +#endif -/* In 32 bit modes, some registers have to be written in a - * particular order to expect correct hardware operation. The - * macro SPECIAL_REG_WRITE is used to perform such ordered - * writes. Defines UF (Upper First) and LF (Lower First) will - * be used to specify the required write order. +/* + * Some registers have to be written in a particular order to + * expect correct hardware operation. The macro SPECIAL_REG_WRITE + * is used to perform such ordered writes. Defines UF (Upper First) + * and LF (Lower First) will be used to specify the required write order. */ #define UF 1 #define LF 2 static inline void SPECIAL_REG_WRITE(u64 val, void __iomem *addr, int order) { + u32 ret; + if (order == LF) { writel((u32) (val), addr); + ret = readl(addr); writel((u32) (val >> 32), (addr + 4)); + ret = readl(addr + 4); } else { writel((u32) (val >> 32), (addr + 4)); + ret = readl(addr + 4); writel((u32) (val), addr); + ret = readl(addr); } } -#else -#define SPECIAL_REG_WRITE(val, addr, dummy) writeq(val, addr) -#endif /* Interrupt related values of Xena */ @@ -965,7 +1002,7 @@ static int verify_xena_quiescence(nic_t *sp, u64 val64, int flag); static struct ethtool_ops netdev_ethtool_ops; static void s2io_set_link(unsigned long data); static int s2io_set_swapper(nic_t * sp); -static void s2io_card_down(nic_t *nic); +static void s2io_card_down(nic_t *nic, int flag); static int s2io_card_up(nic_t *nic); static int get_xena_rev_id(struct pci_dev *pdev); static void restore_xmsi_data(nic_t *nic); diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c index f5a3bf4d959..d0587417220 100644 --- a/drivers/net/sis900.c +++ b/drivers/net/sis900.c @@ -1,6 +1,6 @@ /* sis900.c: A SiS 900/7016 PCI Fast Ethernet driver for Linux. Copyright 1999 Silicon Integrated System Corporation - Revision: 1.08.09 Sep. 19 2005 + Revision: 1.08.10 Apr. 2 2006 Modified from the driver which is originally written by Donald Becker. @@ -17,9 +17,10 @@ SiS 7014 Single Chip 100BASE-TX/10BASE-T Physical Layer Solution, preliminary Rev. 1.0 Jan. 18, 1998 + Rev 1.08.10 Apr. 2 2006 Daniele Venzano add vlan (jumbo packets) support Rev 1.08.09 Sep. 19 2005 Daniele Venzano add Wake on LAN support Rev 1.08.08 Jan. 22 2005 Daniele Venzano use netif_msg for debugging messages - Rev 1.08.07 Nov. 2 2003 Daniele Venzano <webvenza@libero.it> add suspend/resume support + Rev 1.08.07 Nov. 2 2003 Daniele Venzano <venza@brownhat.org> add suspend/resume support Rev 1.08.06 Sep. 24 2002 Mufasa Yang bug fix for Tx timeout & add SiS963 support Rev 1.08.05 Jun. 6 2002 Mufasa Yang bug fix for read_eeprom & Tx descriptor over-boundary Rev 1.08.04 Apr. 25 2002 Mufasa Yang <mufasa@sis.com.tw> added SiS962 support @@ -77,7 +78,7 @@ #include "sis900.h" #define SIS900_MODULE_NAME "sis900" -#define SIS900_DRV_VERSION "v1.08.09 Sep. 19 2005" +#define SIS900_DRV_VERSION "v1.08.10 Apr. 2 2006" static char version[] __devinitdata = KERN_INFO "sis900.c: " SIS900_DRV_VERSION "\n"; @@ -1402,6 +1403,11 @@ static void sis900_set_mode (long ioaddr, int speed, int duplex) rx_flags |= RxATX; } +#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) + /* Can accept Jumbo packet */ + rx_flags |= RxAJAB; +#endif + outl (tx_flags, ioaddr + txcfg); outl (rx_flags, ioaddr + rxcfg); } @@ -1714,18 +1720,26 @@ static int sis900_rx(struct net_device *net_dev) while (rx_status & OWN) { unsigned int rx_size; + unsigned int data_size; if (--rx_work_limit < 0) break; - rx_size = (rx_status & DSIZE) - CRC_SIZE; + data_size = rx_status & DSIZE; + rx_size = data_size - CRC_SIZE; + +#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) + /* ``TOOLONG'' flag means jumbo packet recived. */ + if ((rx_status & TOOLONG) && data_size <= MAX_FRAME_SIZE) + rx_status &= (~ ((unsigned int)TOOLONG)); +#endif if (rx_status & (ABORT|OVERRUN|TOOLONG|RUNT|RXISERR|CRCERR|FAERR)) { /* corrupted packet received */ if (netif_msg_rx_err(sis_priv)) printk(KERN_DEBUG "%s: Corrupted packet " - "received, buffer status = 0x%8.8x.\n", - net_dev->name, rx_status); + "received, buffer status = 0x%8.8x/%d.\n", + net_dev->name, rx_status, data_size); sis_priv->stats.rx_errors++; if (rx_status & OVERRUN) sis_priv->stats.rx_over_errors++; diff --git a/drivers/net/sis900.h b/drivers/net/sis900.h index 50323941e3c..4834e3a1569 100644 --- a/drivers/net/sis900.h +++ b/drivers/net/sis900.h @@ -310,8 +310,14 @@ enum sis630_revision_id { #define CRC_SIZE 4 #define MAC_HEADER_SIZE 14 -#define TX_BUF_SIZE 1536 -#define RX_BUF_SIZE 1536 +#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) +#define MAX_FRAME_SIZE (1518 + 4) +#else +#define MAX_FRAME_SIZE 1518 +#endif /* CONFIG_VLAN_802_1Q */ + +#define TX_BUF_SIZE (MAX_FRAME_SIZE+18) +#define RX_BUF_SIZE (MAX_FRAME_SIZE+18) #define NUM_TX_DESC 16 /* Number of Tx descriptor registers. */ #define NUM_RX_DESC 16 /* Number of Rx descriptor registers. */ diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c new file mode 100644 index 00000000000..bdd8702ead5 --- /dev/null +++ b/drivers/net/smc911x.c @@ -0,0 +1,2307 @@ +/* + * smc911x.c + * This is a driver for SMSC's LAN911{5,6,7,8} single-chip Ethernet devices. + * + * Copyright (C) 2005 Sensoria Corp + * Derived from the unified SMC91x driver by Nicolas Pitre + * and the smsc911x.c reference driver by SMSC + * + * 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 + * + * Arguments: + * watchdog = TX watchdog timeout + * tx_fifo_kb = Size of TX FIFO in KB + * + * History: + * 04/16/05 Dustin McIntire Initial version + */ +static const char version[] = + "smc911x.c: v1.0 04-16-2005 by Dustin McIntire <dustin@sensoria.com>\n"; + +/* Debugging options */ +#define ENABLE_SMC_DEBUG_RX 0 +#define ENABLE_SMC_DEBUG_TX 0 +#define ENABLE_SMC_DEBUG_DMA 0 +#define ENABLE_SMC_DEBUG_PKTS 0 +#define ENABLE_SMC_DEBUG_MISC 0 +#define ENABLE_SMC_DEBUG_FUNC 0 + +#define SMC_DEBUG_RX ((ENABLE_SMC_DEBUG_RX ? 1 : 0) << 0) +#define SMC_DEBUG_TX ((ENABLE_SMC_DEBUG_TX ? 1 : 0) << 1) +#define SMC_DEBUG_DMA ((ENABLE_SMC_DEBUG_DMA ? 1 : 0) << 2) +#define SMC_DEBUG_PKTS ((ENABLE_SMC_DEBUG_PKTS ? 1 : 0) << 3) +#define SMC_DEBUG_MISC ((ENABLE_SMC_DEBUG_MISC ? 1 : 0) << 4) +#define SMC_DEBUG_FUNC ((ENABLE_SMC_DEBUG_FUNC ? 1 : 0) << 5) + +#ifndef SMC_DEBUG +#define SMC_DEBUG ( SMC_DEBUG_RX | \ + SMC_DEBUG_TX | \ + SMC_DEBUG_DMA | \ + SMC_DEBUG_PKTS | \ + SMC_DEBUG_MISC | \ + SMC_DEBUG_FUNC \ + ) +#endif + + +#include <linux/config.h> +#include <linux/init.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/errno.h> +#include <linux/ioport.h> +#include <linux/crc32.h> +#include <linux/device.h> +#include <linux/platform_device.h> +#include <linux/spinlock.h> +#include <linux/ethtool.h> +#include <linux/mii.h> +#include <linux/workqueue.h> + +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> + +#include <asm/io.h> +#include <asm/irq.h> + +#include "smc911x.h" + +/* + * Transmit timeout, default 5 seconds. + */ +static int watchdog = 5000; +module_param(watchdog, int, 0400); +MODULE_PARM_DESC(watchdog, "transmit timeout in milliseconds"); + +static int tx_fifo_kb=8; +module_param(tx_fifo_kb, int, 0400); +MODULE_PARM_DESC(tx_fifo_kb,"transmit FIFO size in KB (1<x<15)(default=8)"); + +MODULE_LICENSE("GPL"); + +/* + * The internal workings of the driver. If you are changing anything + * here with the SMC stuff, you should have the datasheet and know + * what you are doing. + */ +#define CARDNAME "smc911x" + +/* + * Use power-down feature of the chip + */ +#define POWER_DOWN 1 + + +/* store this information for the driver.. */ +struct smc911x_local { + /* + * If I have to wait until the DMA is finished and ready to reload a + * packet, I will store the skbuff here. Then, the DMA will send it + * out and free it. + */ + struct sk_buff *pending_tx_skb; + + /* + * these are things that the kernel wants me to keep, so users + * can find out semi-useless statistics of how well the card is + * performing + */ + struct net_device_stats stats; + + /* version/revision of the SMC911x chip */ + u16 version; + u16 revision; + + /* FIFO sizes */ + int tx_fifo_kb; + int tx_fifo_size; + int rx_fifo_size; + int afc_cfg; + + /* Contains the current active receive/phy mode */ + int ctl_rfduplx; + int ctl_rspeed; + + u32 msg_enable; + u32 phy_type; + struct mii_if_info mii; + + /* work queue */ + struct work_struct phy_configure; + int work_pending; + + int tx_throttle; + spinlock_t lock; + +#ifdef SMC_USE_DMA + /* DMA needs the physical address of the chip */ + u_long physaddr; + int rxdma; + int txdma; + int rxdma_active; + int txdma_active; + struct sk_buff *current_rx_skb; + struct sk_buff *current_tx_skb; + struct device *dev; +#endif +}; + +#if SMC_DEBUG > 0 +#define DBG(n, args...) \ + do { \ + if (SMC_DEBUG & (n)) \ + printk(args); \ + } while (0) + +#define PRINTK(args...) printk(args) +#else +#define DBG(n, args...) do { } while (0) +#define PRINTK(args...) printk(KERN_DEBUG args) +#endif + +#if SMC_DEBUG_PKTS > 0 +static void PRINT_PKT(u_char *buf, int length) +{ + int i; + int remainder; + int lines; + + lines = length / 16; + remainder = length % 16; + + for (i = 0; i < lines ; i ++) { + int cur; + for (cur = 0; cur < 8; cur++) { + u_char a, b; + a = *buf++; + b = *buf++; + printk("%02x%02x ", a, b); + } + printk("\n"); + } + for (i = 0; i < remainder/2 ; i++) { + u_char a, b; + a = *buf++; + b = *buf++; + printk("%02x%02x ", a, b); + } + printk("\n"); +} +#else +#define PRINT_PKT(x...) do { } while (0) +#endif + + +/* this enables an interrupt in the interrupt mask register */ +#define SMC_ENABLE_INT(x) do { \ + unsigned int __mask; \ + unsigned long __flags; \ + spin_lock_irqsave(&lp->lock, __flags); \ + __mask = SMC_GET_INT_EN(); \ + __mask |= (x); \ + SMC_SET_INT_EN(__mask); \ + spin_unlock_irqrestore(&lp->lock, __flags); \ +} while (0) + +/* this disables an interrupt from the interrupt mask register */ +#define SMC_DISABLE_INT(x) do { \ + unsigned int __mask; \ + unsigned long __flags; \ + spin_lock_irqsave(&lp->lock, __flags); \ + __mask = SMC_GET_INT_EN(); \ + __mask &= ~(x); \ + SMC_SET_INT_EN(__mask); \ + spin_unlock_irqrestore(&lp->lock, __flags); \ +} while (0) + +/* + * this does a soft reset on the device + */ +static void smc911x_reset(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned int reg, timeout=0, resets=1; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + /* Take out of PM setting first */ + if ((SMC_GET_PMT_CTRL() & PMT_CTRL_READY_) == 0) { + /* Write to the bytetest will take out of powerdown */ + SMC_SET_BYTE_TEST(0); + timeout=10; + do { + udelay(10); + reg = SMC_GET_PMT_CTRL() & PMT_CTRL_READY_; + } while ( timeout-- && !reg); + if (timeout == 0) { + PRINTK("%s: smc911x_reset timeout waiting for PM restore\n", dev->name); + return; + } + } + + /* Disable all interrupts */ + spin_lock_irqsave(&lp->lock, flags); + SMC_SET_INT_EN(0); + spin_unlock_irqrestore(&lp->lock, flags); + + while (resets--) { + SMC_SET_HW_CFG(HW_CFG_SRST_); + timeout=10; + do { + udelay(10); + reg = SMC_GET_HW_CFG(); + /* If chip indicates reset timeout then try again */ + if (reg & HW_CFG_SRST_TO_) { + PRINTK("%s: chip reset timeout, retrying...\n", dev->name); + resets++; + break; + } + } while ( timeout-- && (reg & HW_CFG_SRST_)); + } + if (timeout == 0) { + PRINTK("%s: smc911x_reset timeout waiting for reset\n", dev->name); + return; + } + + /* make sure EEPROM has finished loading before setting GPIO_CFG */ + timeout=1000; + while ( timeout-- && (SMC_GET_E2P_CMD() & E2P_CMD_EPC_BUSY_)) { + udelay(10); + } + if (timeout == 0){ + PRINTK("%s: smc911x_reset timeout waiting for EEPROM busy\n", dev->name); + return; + } + + /* Initialize interrupts */ + SMC_SET_INT_EN(0); + SMC_ACK_INT(-1); + + /* Reset the FIFO level and flow control settings */ + SMC_SET_HW_CFG((lp->tx_fifo_kb & 0xF) << 16); +//TODO: Figure out what appropriate pause time is + SMC_SET_FLOW(FLOW_FCPT_ | FLOW_FCEN_); + SMC_SET_AFC_CFG(lp->afc_cfg); + + + /* Set to LED outputs */ + SMC_SET_GPIO_CFG(0x70070000); + + /* + * Deassert IRQ for 1*10us for edge type interrupts + * and drive IRQ pin push-pull + */ + SMC_SET_IRQ_CFG( (1 << 24) | INT_CFG_IRQ_EN_ | INT_CFG_IRQ_TYPE_ ); + + /* clear anything saved */ + if (lp->pending_tx_skb != NULL) { + dev_kfree_skb (lp->pending_tx_skb); + lp->pending_tx_skb = NULL; + lp->stats.tx_errors++; + lp->stats.tx_aborted_errors++; + } +} + +/* + * Enable Interrupts, Receive, and Transmit + */ +static void smc911x_enable(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned mask, cfg, cr; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + SMC_SET_MAC_ADDR(dev->dev_addr); + + /* Enable TX */ + cfg = SMC_GET_HW_CFG(); + cfg &= HW_CFG_TX_FIF_SZ_ | 0xFFF; + cfg |= HW_CFG_SF_; + SMC_SET_HW_CFG(cfg); + SMC_SET_FIFO_TDA(0xFF); + /* Update TX stats on every 64 packets received or every 1 sec */ + SMC_SET_FIFO_TSL(64); + SMC_SET_GPT_CFG(GPT_CFG_TIMER_EN_ | 10000); + + spin_lock_irqsave(&lp->lock, flags); + SMC_GET_MAC_CR(cr); + cr |= MAC_CR_TXEN_ | MAC_CR_HBDIS_; + SMC_SET_MAC_CR(cr); + SMC_SET_TX_CFG(TX_CFG_TX_ON_); + spin_unlock_irqrestore(&lp->lock, flags); + + /* Add 2 byte padding to start of packets */ + SMC_SET_RX_CFG((2<<8) & RX_CFG_RXDOFF_); + + /* Turn on receiver and enable RX */ + if (cr & MAC_CR_RXEN_) + DBG(SMC_DEBUG_RX, "%s: Receiver already enabled\n", dev->name); + + spin_lock_irqsave(&lp->lock, flags); + SMC_SET_MAC_CR( cr | MAC_CR_RXEN_ ); + spin_unlock_irqrestore(&lp->lock, flags); + + /* Interrupt on every received packet */ + SMC_SET_FIFO_RSA(0x01); + SMC_SET_FIFO_RSL(0x00); + + /* now, enable interrupts */ + mask = INT_EN_TDFA_EN_ | INT_EN_TSFL_EN_ | INT_EN_RSFL_EN_ | + INT_EN_GPT_INT_EN_ | INT_EN_RXDFH_INT_EN_ | INT_EN_RXE_EN_ | + INT_EN_PHY_INT_EN_; + if (IS_REV_A(lp->revision)) + mask|=INT_EN_RDFL_EN_; + else { + mask|=INT_EN_RDFO_EN_; + } + SMC_ENABLE_INT(mask); +} + +/* + * this puts the device in an inactive state + */ +static void smc911x_shutdown(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned cr; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", CARDNAME, __FUNCTION__); + + /* Disable IRQ's */ + SMC_SET_INT_EN(0); + + /* Turn of Rx and TX */ + spin_lock_irqsave(&lp->lock, flags); + SMC_GET_MAC_CR(cr); + cr &= ~(MAC_CR_TXEN_ | MAC_CR_RXEN_ | MAC_CR_HBDIS_); + SMC_SET_MAC_CR(cr); + SMC_SET_TX_CFG(TX_CFG_STOP_TX_); + spin_unlock_irqrestore(&lp->lock, flags); +} + +static inline void smc911x_drop_pkt(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + unsigned int fifo_count, timeout, reg; + + DBG(SMC_DEBUG_FUNC | SMC_DEBUG_RX, "%s: --> %s\n", CARDNAME, __FUNCTION__); + fifo_count = SMC_GET_RX_FIFO_INF() & 0xFFFF; + if (fifo_count <= 4) { + /* Manually dump the packet data */ + while (fifo_count--) + SMC_GET_RX_FIFO(); + } else { + /* Fast forward through the bad packet */ + SMC_SET_RX_DP_CTRL(RX_DP_CTRL_FFWD_BUSY_); + timeout=50; + do { + udelay(10); + reg = SMC_GET_RX_DP_CTRL() & RX_DP_CTRL_FFWD_BUSY_; + } while ( timeout-- && reg); + if (timeout == 0) { + PRINTK("%s: timeout waiting for RX fast forward\n", dev->name); + } + } +} + +/* + * This is the procedure to handle the receipt of a packet. + * It should be called after checking for packet presence in + * the RX status FIFO. It must be called with the spin lock + * already held. + */ +static inline void smc911x_rcv(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + unsigned int pkt_len, status; + struct sk_buff *skb; + unsigned char *data; + + DBG(SMC_DEBUG_FUNC | SMC_DEBUG_RX, "%s: --> %s\n", + dev->name, __FUNCTION__); + status = SMC_GET_RX_STS_FIFO(); + DBG(SMC_DEBUG_RX, "%s: Rx pkt len %d status 0x%08x \n", + dev->name, (status & 0x3fff0000) >> 16, status & 0xc000ffff); + pkt_len = (status & RX_STS_PKT_LEN_) >> 16; + if (status & RX_STS_ES_) { + /* Deal with a bad packet */ + lp->stats.rx_errors++; + if (status & RX_STS_CRC_ERR_) + lp->stats.rx_crc_errors++; + else { + if (status & RX_STS_LEN_ERR_) + lp->stats.rx_length_errors++; + if (status & RX_STS_MCAST_) + lp->stats.multicast++; + } + /* Remove the bad packet data from the RX FIFO */ + smc911x_drop_pkt(dev); + } else { + /* Receive a valid packet */ + /* Alloc a buffer with extra room for DMA alignment */ + skb=dev_alloc_skb(pkt_len+32); + if (unlikely(skb == NULL)) { + PRINTK( "%s: Low memory, rcvd packet dropped.\n", + dev->name); + lp->stats.rx_dropped++; + smc911x_drop_pkt(dev); + return; + } + /* Align IP header to 32 bits + * Note that the device is configured to add a 2 + * byte padding to the packet start, so we really + * want to write to the orignal data pointer */ + data = skb->data; + skb_reserve(skb, 2); + skb_put(skb,pkt_len-4); +#ifdef SMC_USE_DMA + { + unsigned int fifo; + /* Lower the FIFO threshold if possible */ + fifo = SMC_GET_FIFO_INT(); + if (fifo & 0xFF) fifo--; + DBG(SMC_DEBUG_RX, "%s: Setting RX stat FIFO threshold to %d\n", + dev->name, fifo & 0xff); + SMC_SET_FIFO_INT(fifo); + /* Setup RX DMA */ + SMC_SET_RX_CFG(RX_CFG_RX_END_ALGN16_ | ((2<<8) & RX_CFG_RXDOFF_)); + lp->rxdma_active = 1; + lp->current_rx_skb = skb; + SMC_PULL_DATA(data, (pkt_len+2+15) & ~15); + /* Packet processing deferred to DMA RX interrupt */ + } +#else + SMC_SET_RX_CFG(RX_CFG_RX_END_ALGN4_ | ((2<<8) & RX_CFG_RXDOFF_)); + SMC_PULL_DATA(data, pkt_len+2+3); + + DBG(SMC_DEBUG_PKTS, "%s: Received packet\n", dev->name,); + PRINT_PKT(data, ((pkt_len - 4) <= 64) ? pkt_len - 4 : 64); + dev->last_rx = jiffies; + skb->dev = dev; + skb->protocol = eth_type_trans(skb, dev); + netif_rx(skb); + lp->stats.rx_packets++; + lp->stats.rx_bytes += pkt_len-4; +#endif + } +} + +/* + * This is called to actually send a packet to the chip. + */ +static void smc911x_hardware_send_pkt(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + struct sk_buff *skb; + unsigned int cmdA, cmdB, len; + unsigned char *buf; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC | SMC_DEBUG_TX, "%s: --> %s\n", dev->name, __FUNCTION__); + BUG_ON(lp->pending_tx_skb == NULL); + + skb = lp->pending_tx_skb; + lp->pending_tx_skb = NULL; + + /* cmdA {25:24] data alignment [20:16] start offset [10:0] buffer length */ + /* cmdB {31:16] pkt tag [10:0] length */ +#ifdef SMC_USE_DMA + /* 16 byte buffer alignment mode */ + buf = (char*)((u32)(skb->data) & ~0xF); + len = (skb->len + 0xF + ((u32)skb->data & 0xF)) & ~0xF; + cmdA = (1<<24) | (((u32)skb->data & 0xF)<<16) | + TX_CMD_A_INT_FIRST_SEG_ | TX_CMD_A_INT_LAST_SEG_ | + skb->len; +#else + buf = (char*)((u32)skb->data & ~0x3); + len = (skb->len + 3 + ((u32)skb->data & 3)) & ~0x3; + cmdA = (((u32)skb->data & 0x3) << 16) | + TX_CMD_A_INT_FIRST_SEG_ | TX_CMD_A_INT_LAST_SEG_ | + skb->len; +#endif + /* tag is packet length so we can use this in stats update later */ + cmdB = (skb->len << 16) | (skb->len & 0x7FF); + + DBG(SMC_DEBUG_TX, "%s: TX PKT LENGTH 0x%04x (%d) BUF 0x%p CMDA 0x%08x CMDB 0x%08x\n", + dev->name, len, len, buf, cmdA, cmdB); + SMC_SET_TX_FIFO(cmdA); + SMC_SET_TX_FIFO(cmdB); + + DBG(SMC_DEBUG_PKTS, "%s: Transmitted packet\n", dev->name); + PRINT_PKT(buf, len <= 64 ? len : 64); + + /* Send pkt via PIO or DMA */ +#ifdef SMC_USE_DMA + lp->current_tx_skb = skb; + SMC_PUSH_DATA(buf, len); + /* DMA complete IRQ will free buffer and set jiffies */ +#else + SMC_PUSH_DATA(buf, len); + dev->trans_start = jiffies; + dev_kfree_skb(skb); +#endif + spin_lock_irqsave(&lp->lock, flags); + if (!lp->tx_throttle) { + netif_wake_queue(dev); + } + spin_unlock_irqrestore(&lp->lock, flags); + SMC_ENABLE_INT(INT_EN_TDFA_EN_ | INT_EN_TSFL_EN_); +} + +/* + * Since I am not sure if I will have enough room in the chip's ram + * to store the packet, I call this routine which either sends it + * now, or set the card to generates an interrupt when ready + * for the packet. + */ +static int smc911x_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + unsigned int free; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC | SMC_DEBUG_TX, "%s: --> %s\n", + dev->name, __FUNCTION__); + + BUG_ON(lp->pending_tx_skb != NULL); + + free = SMC_GET_TX_FIFO_INF() & TX_FIFO_INF_TDFREE_; + DBG(SMC_DEBUG_TX, "%s: TX free space %d\n", dev->name, free); + + /* Turn off the flow when running out of space in FIFO */ + if (free <= SMC911X_TX_FIFO_LOW_THRESHOLD) { + DBG(SMC_DEBUG_TX, "%s: Disabling data flow due to low FIFO space (%d)\n", + dev->name, free); + spin_lock_irqsave(&lp->lock, flags); + /* Reenable when at least 1 packet of size MTU present */ + SMC_SET_FIFO_TDA((SMC911X_TX_FIFO_LOW_THRESHOLD)/64); + lp->tx_throttle = 1; + netif_stop_queue(dev); + spin_unlock_irqrestore(&lp->lock, flags); + } + + /* Drop packets when we run out of space in TX FIFO + * Account for overhead required for: + * + * Tx command words 8 bytes + * Start offset 15 bytes + * End padding 15 bytes + */ + if (unlikely(free < (skb->len + 8 + 15 + 15))) { + printk("%s: No Tx free space %d < %d\n", + dev->name, free, skb->len); + lp->pending_tx_skb = NULL; + lp->stats.tx_errors++; + lp->stats.tx_dropped++; + dev_kfree_skb(skb); + return 0; + } + +#ifdef SMC_USE_DMA + { + /* If the DMA is already running then defer this packet Tx until + * the DMA IRQ starts it + */ + spin_lock_irqsave(&lp->lock, flags); + if (lp->txdma_active) { + DBG(SMC_DEBUG_TX | SMC_DEBUG_DMA, "%s: Tx DMA running, deferring packet\n", dev->name); + lp->pending_tx_skb = skb; + netif_stop_queue(dev); + spin_unlock_irqrestore(&lp->lock, flags); + return 0; + } else { + DBG(SMC_DEBUG_TX | SMC_DEBUG_DMA, "%s: Activating Tx DMA\n", dev->name); + lp->txdma_active = 1; + } + spin_unlock_irqrestore(&lp->lock, flags); + } +#endif + lp->pending_tx_skb = skb; + smc911x_hardware_send_pkt(dev); + + return 0; +} + +/* + * This handles a TX status interrupt, which is only called when: + * - a TX error occurred, or + * - TX of a packet completed. + */ +static void smc911x_tx(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned int tx_status; + + DBG(SMC_DEBUG_FUNC | SMC_DEBUG_TX, "%s: --> %s\n", + dev->name, __FUNCTION__); + + /* Collect the TX status */ + while (((SMC_GET_TX_FIFO_INF() & TX_FIFO_INF_TSUSED_) >> 16) != 0) { + DBG(SMC_DEBUG_TX, "%s: Tx stat FIFO used 0x%04x\n", + dev->name, + (SMC_GET_TX_FIFO_INF() & TX_FIFO_INF_TSUSED_) >> 16); + tx_status = SMC_GET_TX_STS_FIFO(); + lp->stats.tx_packets++; + lp->stats.tx_bytes+=tx_status>>16; + DBG(SMC_DEBUG_TX, "%s: Tx FIFO tag 0x%04x status 0x%04x\n", + dev->name, (tx_status & 0xffff0000) >> 16, + tx_status & 0x0000ffff); + /* count Tx errors, but ignore lost carrier errors when in + * full-duplex mode */ + if ((tx_status & TX_STS_ES_) && !(lp->ctl_rfduplx && + !(tx_status & 0x00000306))) { + lp->stats.tx_errors++; + } + if (tx_status & TX_STS_MANY_COLL_) { + lp->stats.collisions+=16; + lp->stats.tx_aborted_errors++; + } else { + lp->stats.collisions+=(tx_status & TX_STS_COLL_CNT_) >> 3; + } + /* carrier error only has meaning for half-duplex communication */ + if ((tx_status & (TX_STS_LOC_ | TX_STS_NO_CARR_)) && + !lp->ctl_rfduplx) { + lp->stats.tx_carrier_errors++; + } + if (tx_status & TX_STS_LATE_COLL_) { + lp->stats.collisions++; + lp->stats.tx_aborted_errors++; + } + } +} + + +/*---PHY CONTROL AND CONFIGURATION-----------------------------------------*/ +/* + * Reads a register from the MII Management serial interface + */ + +static int smc911x_phy_read(struct net_device *dev, int phyaddr, int phyreg) +{ + unsigned long ioaddr = dev->base_addr; + unsigned int phydata; + + SMC_GET_MII(phyreg, phyaddr, phydata); + + DBG(SMC_DEBUG_MISC, "%s: phyaddr=0x%x, phyreg=0x%02x, phydata=0x%04x\n", + __FUNCTION__, phyaddr, phyreg, phydata); + return phydata; +} + + +/* + * Writes a register to the MII Management serial interface + */ +static void smc911x_phy_write(struct net_device *dev, int phyaddr, int phyreg, + int phydata) +{ + unsigned long ioaddr = dev->base_addr; + + DBG(SMC_DEBUG_MISC, "%s: phyaddr=0x%x, phyreg=0x%x, phydata=0x%x\n", + __FUNCTION__, phyaddr, phyreg, phydata); + + SMC_SET_MII(phyreg, phyaddr, phydata); +} + +/* + * Finds and reports the PHY address (115 and 117 have external + * PHY interface 118 has internal only + */ +static void smc911x_phy_detect(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + int phyaddr; + unsigned int cfg, id1, id2; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + lp->phy_type = 0; + + /* + * Scan all 32 PHY addresses if necessary, starting at + * PHY#1 to PHY#31, and then PHY#0 last. + */ + switch(lp->version) { + case 0x115: + case 0x117: + cfg = SMC_GET_HW_CFG(); + if (cfg & HW_CFG_EXT_PHY_DET_) { + cfg &= ~HW_CFG_PHY_CLK_SEL_; + cfg |= HW_CFG_PHY_CLK_SEL_CLK_DIS_; + SMC_SET_HW_CFG(cfg); + udelay(10); /* Wait for clocks to stop */ + + cfg |= HW_CFG_EXT_PHY_EN_; + SMC_SET_HW_CFG(cfg); + udelay(10); /* Wait for clocks to stop */ + + cfg &= ~HW_CFG_PHY_CLK_SEL_; + cfg |= HW_CFG_PHY_CLK_SEL_EXT_PHY_; + SMC_SET_HW_CFG(cfg); + udelay(10); /* Wait for clocks to stop */ + + cfg |= HW_CFG_SMI_SEL_; + SMC_SET_HW_CFG(cfg); + + for (phyaddr = 1; phyaddr < 32; ++phyaddr) { + + /* Read the PHY identifiers */ + SMC_GET_PHY_ID1(phyaddr & 31, id1); + SMC_GET_PHY_ID2(phyaddr & 31, id2); + + /* Make sure it is a valid identifier */ + if (id1 != 0x0000 && id1 != 0xffff && + id1 != 0x8000 && id2 != 0x0000 && + id2 != 0xffff && id2 != 0x8000) { + /* Save the PHY's address */ + lp->mii.phy_id = phyaddr & 31; + lp->phy_type = id1 << 16 | id2; + break; + } + } + } + default: + /* Internal media only */ + SMC_GET_PHY_ID1(1, id1); + SMC_GET_PHY_ID2(1, id2); + /* Save the PHY's address */ + lp->mii.phy_id = 1; + lp->phy_type = id1 << 16 | id2; + } + + DBG(SMC_DEBUG_MISC, "%s: phy_id1=0x%x, phy_id2=0x%x phyaddr=0x%d\n", + dev->name, id1, id2, lp->mii.phy_id); +} + +/* + * Sets the PHY to a configuration as determined by the user. + * Called with spin_lock held. + */ +static int smc911x_phy_fixed(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int phyaddr = lp->mii.phy_id; + int bmcr; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + /* Enter Link Disable state */ + SMC_GET_PHY_BMCR(phyaddr, bmcr); + bmcr |= BMCR_PDOWN; + SMC_SET_PHY_BMCR(phyaddr, bmcr); + + /* + * Set our fixed capabilities + * Disable auto-negotiation + */ + bmcr &= ~BMCR_ANENABLE; + if (lp->ctl_rfduplx) + bmcr |= BMCR_FULLDPLX; + + if (lp->ctl_rspeed == 100) + bmcr |= BMCR_SPEED100; + + /* Write our capabilities to the phy control register */ + SMC_SET_PHY_BMCR(phyaddr, bmcr); + + /* Re-Configure the Receive/Phy Control register */ + bmcr &= ~BMCR_PDOWN; + SMC_SET_PHY_BMCR(phyaddr, bmcr); + + return 1; +} + +/* + * smc911x_phy_reset - reset the phy + * @dev: net device + * @phy: phy address + * + * Issue a software reset for the specified PHY and + * wait up to 100ms for the reset to complete. We should + * not access the PHY for 50ms after issuing the reset. + * + * The time to wait appears to be dependent on the PHY. + * + */ +static int smc911x_phy_reset(struct net_device *dev, int phy) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int timeout; + unsigned long flags; + unsigned int reg; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s()\n", dev->name, __FUNCTION__); + + spin_lock_irqsave(&lp->lock, flags); + reg = SMC_GET_PMT_CTRL(); + reg &= ~0xfffff030; + reg |= PMT_CTRL_PHY_RST_; + SMC_SET_PMT_CTRL(reg); + spin_unlock_irqrestore(&lp->lock, flags); + for (timeout = 2; timeout; timeout--) { + msleep(50); + spin_lock_irqsave(&lp->lock, flags); + reg = SMC_GET_PMT_CTRL(); + spin_unlock_irqrestore(&lp->lock, flags); + if (!(reg & PMT_CTRL_PHY_RST_)) { + /* extra delay required because the phy may + * not be completed with its reset + * when PHY_BCR_RESET_ is cleared. 256us + * should suffice, but use 500us to be safe + */ + udelay(500); + break; + } + } + + return reg & PMT_CTRL_PHY_RST_; +} + +/* + * smc911x_phy_powerdown - powerdown phy + * @dev: net device + * @phy: phy address + * + * Power down the specified PHY + */ +static void smc911x_phy_powerdown(struct net_device *dev, int phy) +{ + unsigned long ioaddr = dev->base_addr; + unsigned int bmcr; + + /* Enter Link Disable state */ + SMC_GET_PHY_BMCR(phy, bmcr); + bmcr |= BMCR_PDOWN; + SMC_SET_PHY_BMCR(phy, bmcr); +} + +/* + * smc911x_phy_check_media - check the media status and adjust BMCR + * @dev: net device + * @init: set true for initialisation + * + * Select duplex mode depending on negotiation state. This + * also updates our carrier state. + */ +static void smc911x_phy_check_media(struct net_device *dev, int init) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int phyaddr = lp->mii.phy_id; + unsigned int bmcr, cr; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + if (mii_check_media(&lp->mii, netif_msg_link(lp), init)) { + /* duplex state has changed */ + SMC_GET_PHY_BMCR(phyaddr, bmcr); + SMC_GET_MAC_CR(cr); + if (lp->mii.full_duplex) { + DBG(SMC_DEBUG_MISC, "%s: Configuring for full-duplex mode\n", dev->name); + bmcr |= BMCR_FULLDPLX; + cr |= MAC_CR_RCVOWN_; + } else { + DBG(SMC_DEBUG_MISC, "%s: Configuring for half-duplex mode\n", dev->name); + bmcr &= ~BMCR_FULLDPLX; + cr &= ~MAC_CR_RCVOWN_; + } + SMC_SET_PHY_BMCR(phyaddr, bmcr); + SMC_SET_MAC_CR(cr); + } +} + +/* + * Configures the specified PHY through the MII management interface + * using Autonegotiation. + * Calls smc911x_phy_fixed() if the user has requested a certain config. + * If RPC ANEG bit is set, the media selection is dependent purely on + * the selection by the MII (either in the MII BMCR reg or the result + * of autonegotiation.) If the RPC ANEG bit is cleared, the selection + * is controlled by the RPC SPEED and RPC DPLX bits. + */ +static void smc911x_phy_configure(void *data) +{ + struct net_device *dev = data; + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int phyaddr = lp->mii.phy_id; + int my_phy_caps; /* My PHY capabilities */ + int my_ad_caps; /* My Advertised capabilities */ + int status; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s()\n", dev->name, __FUNCTION__); + + /* + * We should not be called if phy_type is zero. + */ + if (lp->phy_type == 0) + goto smc911x_phy_configure_exit; + + if (smc911x_phy_reset(dev, phyaddr)) { + printk("%s: PHY reset timed out\n", dev->name); + goto smc911x_phy_configure_exit; + } + spin_lock_irqsave(&lp->lock, flags); + + /* + * Enable PHY Interrupts (for register 18) + * Interrupts listed here are enabled + */ + SMC_SET_PHY_INT_MASK(phyaddr, PHY_INT_MASK_ENERGY_ON_ | + PHY_INT_MASK_ANEG_COMP_ | PHY_INT_MASK_REMOTE_FAULT_ | + PHY_INT_MASK_LINK_DOWN_); + + /* If the user requested no auto neg, then go set his request */ + if (lp->mii.force_media) { + smc911x_phy_fixed(dev); + goto smc911x_phy_configure_exit; + } + + /* Copy our capabilities from MII_BMSR to MII_ADVERTISE */ + SMC_GET_PHY_BMSR(phyaddr, my_phy_caps); + if (!(my_phy_caps & BMSR_ANEGCAPABLE)) { + printk(KERN_INFO "Auto negotiation NOT supported\n"); + smc911x_phy_fixed(dev); + goto smc911x_phy_configure_exit; + } + + /* CSMA capable w/ both pauses */ + my_ad_caps = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; + + if (my_phy_caps & BMSR_100BASE4) + my_ad_caps |= ADVERTISE_100BASE4; + if (my_phy_caps & BMSR_100FULL) + my_ad_caps |= ADVERTISE_100FULL; + if (my_phy_caps & BMSR_100HALF) + my_ad_caps |= ADVERTISE_100HALF; + if (my_phy_caps & BMSR_10FULL) + my_ad_caps |= ADVERTISE_10FULL; + if (my_phy_caps & BMSR_10HALF) + my_ad_caps |= ADVERTISE_10HALF; + + /* Disable capabilities not selected by our user */ + if (lp->ctl_rspeed != 100) + my_ad_caps &= ~(ADVERTISE_100BASE4|ADVERTISE_100FULL|ADVERTISE_100HALF); + + if (!lp->ctl_rfduplx) + my_ad_caps &= ~(ADVERTISE_100FULL|ADVERTISE_10FULL); + + /* Update our Auto-Neg Advertisement Register */ + SMC_SET_PHY_MII_ADV(phyaddr, my_ad_caps); + lp->mii.advertising = my_ad_caps; + + /* + * Read the register back. Without this, it appears that when + * auto-negotiation is restarted, sometimes it isn't ready and + * the link does not come up. + */ + udelay(10); + SMC_GET_PHY_MII_ADV(phyaddr, status); + + DBG(SMC_DEBUG_MISC, "%s: phy caps=0x%04x\n", dev->name, my_phy_caps); + DBG(SMC_DEBUG_MISC, "%s: phy advertised caps=0x%04x\n", dev->name, my_ad_caps); + + /* Restart auto-negotiation process in order to advertise my caps */ + SMC_SET_PHY_BMCR(phyaddr, BMCR_ANENABLE | BMCR_ANRESTART); + + smc911x_phy_check_media(dev, 1); + +smc911x_phy_configure_exit: + spin_unlock_irqrestore(&lp->lock, flags); + lp->work_pending = 0; +} + +/* + * smc911x_phy_interrupt + * + * Purpose: Handle interrupts relating to PHY register 18. This is + * called from the "hard" interrupt handler under our private spinlock. + */ +static void smc911x_phy_interrupt(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int phyaddr = lp->mii.phy_id; + int status; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + if (lp->phy_type == 0) + return; + + smc911x_phy_check_media(dev, 0); + /* read to clear status bits */ + SMC_GET_PHY_INT_SRC(phyaddr,status); + DBG(SMC_DEBUG_MISC, "%s: PHY interrupt status 0x%04x\n", + dev->name, status & 0xffff); + DBG(SMC_DEBUG_MISC, "%s: AFC_CFG 0x%08x\n", + dev->name, SMC_GET_AFC_CFG()); +} + +/*--- END PHY CONTROL AND CONFIGURATION-------------------------------------*/ + +/* + * This is the main routine of the driver, to handle the device when + * it needs some attention. + */ +static irqreturn_t smc911x_interrupt(int irq, void *dev_id, struct pt_regs *regs) +{ + struct net_device *dev = dev_id; + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned int status, mask, timeout; + unsigned int rx_overrun=0, cr, pkts; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + spin_lock_irqsave(&lp->lock, flags); + + /* Spurious interrupt check */ + if ((SMC_GET_IRQ_CFG() & (INT_CFG_IRQ_INT_ | INT_CFG_IRQ_EN_)) != + (INT_CFG_IRQ_INT_ | INT_CFG_IRQ_EN_)) { + return IRQ_NONE; + } + + mask = SMC_GET_INT_EN(); + SMC_SET_INT_EN(0); + + /* set a timeout value, so I don't stay here forever */ + timeout = 8; + + + do { + status = SMC_GET_INT(); + + DBG(SMC_DEBUG_MISC, "%s: INT 0x%08x MASK 0x%08x OUTSIDE MASK 0x%08x\n", + dev->name, status, mask, status & ~mask); + + status &= mask; + if (!status) + break; + + /* Handle SW interrupt condition */ + if (status & INT_STS_SW_INT_) { + SMC_ACK_INT(INT_STS_SW_INT_); + mask &= ~INT_EN_SW_INT_EN_; + } + /* Handle various error conditions */ + if (status & INT_STS_RXE_) { + SMC_ACK_INT(INT_STS_RXE_); + lp->stats.rx_errors++; + } + if (status & INT_STS_RXDFH_INT_) { + SMC_ACK_INT(INT_STS_RXDFH_INT_); + lp->stats.rx_dropped+=SMC_GET_RX_DROP(); + } + /* Undocumented interrupt-what is the right thing to do here? */ + if (status & INT_STS_RXDF_INT_) { + SMC_ACK_INT(INT_STS_RXDF_INT_); + } + + /* Rx Data FIFO exceeds set level */ + if (status & INT_STS_RDFL_) { + if (IS_REV_A(lp->revision)) { + rx_overrun=1; + SMC_GET_MAC_CR(cr); + cr &= ~MAC_CR_RXEN_; + SMC_SET_MAC_CR(cr); + DBG(SMC_DEBUG_RX, "%s: RX overrun\n", dev->name); + lp->stats.rx_errors++; + lp->stats.rx_fifo_errors++; + } + SMC_ACK_INT(INT_STS_RDFL_); + } + if (status & INT_STS_RDFO_) { + if (!IS_REV_A(lp->revision)) { + SMC_GET_MAC_CR(cr); + cr &= ~MAC_CR_RXEN_; + SMC_SET_MAC_CR(cr); + rx_overrun=1; + DBG(SMC_DEBUG_RX, "%s: RX overrun\n", dev->name); + lp->stats.rx_errors++; + lp->stats.rx_fifo_errors++; + } + SMC_ACK_INT(INT_STS_RDFO_); + } + /* Handle receive condition */ + if ((status & INT_STS_RSFL_) || rx_overrun) { + unsigned int fifo; + DBG(SMC_DEBUG_RX, "%s: RX irq\n", dev->name); + fifo = SMC_GET_RX_FIFO_INF(); + pkts = (fifo & RX_FIFO_INF_RXSUSED_) >> 16; + DBG(SMC_DEBUG_RX, "%s: Rx FIFO pkts %d, bytes %d\n", + dev->name, pkts, fifo & 0xFFFF ); + if (pkts != 0) { +#ifdef SMC_USE_DMA + unsigned int fifo; + if (lp->rxdma_active){ + DBG(SMC_DEBUG_RX | SMC_DEBUG_DMA, + "%s: RX DMA active\n", dev->name); + /* The DMA is already running so up the IRQ threshold */ + fifo = SMC_GET_FIFO_INT() & ~0xFF; + fifo |= pkts & 0xFF; + DBG(SMC_DEBUG_RX, + "%s: Setting RX stat FIFO threshold to %d\n", + dev->name, fifo & 0xff); + SMC_SET_FIFO_INT(fifo); + } else +#endif + smc911x_rcv(dev); + } + SMC_ACK_INT(INT_STS_RSFL_); + } + /* Handle transmit FIFO available */ + if (status & INT_STS_TDFA_) { + DBG(SMC_DEBUG_TX, "%s: TX data FIFO space available irq\n", dev->name); + SMC_SET_FIFO_TDA(0xFF); + lp->tx_throttle = 0; +#ifdef SMC_USE_DMA + if (!lp->txdma_active) +#endif + netif_wake_queue(dev); + SMC_ACK_INT(INT_STS_TDFA_); + } + /* Handle transmit done condition */ +#if 1 + if (status & (INT_STS_TSFL_ | INT_STS_GPT_INT_)) { + DBG(SMC_DEBUG_TX | SMC_DEBUG_MISC, + "%s: Tx stat FIFO limit (%d) /GPT irq\n", + dev->name, (SMC_GET_FIFO_INT() & 0x00ff0000) >> 16); + smc911x_tx(dev); + SMC_SET_GPT_CFG(GPT_CFG_TIMER_EN_ | 10000); + SMC_ACK_INT(INT_STS_TSFL_); + SMC_ACK_INT(INT_STS_TSFL_ | INT_STS_GPT_INT_); + } +#else + if (status & INT_STS_TSFL_) { + DBG(SMC_DEBUG_TX, "%s: TX status FIFO limit (%d) irq \n", dev->name, ); + smc911x_tx(dev); + SMC_ACK_INT(INT_STS_TSFL_); + } + + if (status & INT_STS_GPT_INT_) { + DBG(SMC_DEBUG_RX, "%s: IRQ_CFG 0x%08x FIFO_INT 0x%08x RX_CFG 0x%08x\n", + dev->name, + SMC_GET_IRQ_CFG(), + SMC_GET_FIFO_INT(), + SMC_GET_RX_CFG()); + DBG(SMC_DEBUG_RX, "%s: Rx Stat FIFO Used 0x%02x " + "Data FIFO Used 0x%04x Stat FIFO 0x%08x\n", + dev->name, + (SMC_GET_RX_FIFO_INF() & 0x00ff0000) >> 16, + SMC_GET_RX_FIFO_INF() & 0xffff, + SMC_GET_RX_STS_FIFO_PEEK()); + SMC_SET_GPT_CFG(GPT_CFG_TIMER_EN_ | 10000); + SMC_ACK_INT(INT_STS_GPT_INT_); + } +#endif + + /* Handle PHY interupt condition */ + if (status & INT_STS_PHY_INT_) { + DBG(SMC_DEBUG_MISC, "%s: PHY irq\n", dev->name); + smc911x_phy_interrupt(dev); + SMC_ACK_INT(INT_STS_PHY_INT_); + } + } while (--timeout); + + /* restore mask state */ + SMC_SET_INT_EN(mask); + + DBG(SMC_DEBUG_MISC, "%s: Interrupt done (%d loops)\n", + dev->name, 8-timeout); + + spin_unlock_irqrestore(&lp->lock, flags); + + DBG(3, "%s: Interrupt done (%d loops)\n", dev->name, 8-timeout); + + return IRQ_HANDLED; +} + +#ifdef SMC_USE_DMA +static void +smc911x_tx_dma_irq(int dma, void *data, struct pt_regs *regs) +{ + struct net_device *dev = (struct net_device *)data; + struct smc911x_local *lp = netdev_priv(dev); + struct sk_buff *skb = lp->current_tx_skb; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + DBG(SMC_DEBUG_TX | SMC_DEBUG_DMA, "%s: TX DMA irq handler\n", dev->name); + /* Clear the DMA interrupt sources */ + SMC_DMA_ACK_IRQ(dev, dma); + BUG_ON(skb == NULL); + dma_unmap_single(NULL, tx_dmabuf, tx_dmalen, DMA_TO_DEVICE); + dev->trans_start = jiffies; + dev_kfree_skb_irq(skb); + lp->current_tx_skb = NULL; + if (lp->pending_tx_skb != NULL) + smc911x_hardware_send_pkt(dev); + else { + DBG(SMC_DEBUG_TX | SMC_DEBUG_DMA, + "%s: No pending Tx packets. DMA disabled\n", dev->name); + spin_lock_irqsave(&lp->lock, flags); + lp->txdma_active = 0; + if (!lp->tx_throttle) { + netif_wake_queue(dev); + } + spin_unlock_irqrestore(&lp->lock, flags); + } + + DBG(SMC_DEBUG_TX | SMC_DEBUG_DMA, + "%s: TX DMA irq completed\n", dev->name); +} +static void +smc911x_rx_dma_irq(int dma, void *data, struct pt_regs *regs) +{ + struct net_device *dev = (struct net_device *)data; + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + struct sk_buff *skb = lp->current_rx_skb; + unsigned long flags; + unsigned int pkts; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + DBG(SMC_DEBUG_RX | SMC_DEBUG_DMA, "%s: RX DMA irq handler\n", dev->name); + /* Clear the DMA interrupt sources */ + SMC_DMA_ACK_IRQ(dev, dma); + dma_unmap_single(NULL, rx_dmabuf, rx_dmalen, DMA_FROM_DEVICE); + BUG_ON(skb == NULL); + lp->current_rx_skb = NULL; + PRINT_PKT(skb->data, skb->len); + dev->last_rx = jiffies; + skb->dev = dev; + skb->protocol = eth_type_trans(skb, dev); + netif_rx(skb); + lp->stats.rx_packets++; + lp->stats.rx_bytes += skb->len; + + spin_lock_irqsave(&lp->lock, flags); + pkts = (SMC_GET_RX_FIFO_INF() & RX_FIFO_INF_RXSUSED_) >> 16; + if (pkts != 0) { + smc911x_rcv(dev); + }else { + lp->rxdma_active = 0; + } + spin_unlock_irqrestore(&lp->lock, flags); + DBG(SMC_DEBUG_RX | SMC_DEBUG_DMA, + "%s: RX DMA irq completed. DMA RX FIFO PKTS %d\n", + dev->name, pkts); +} +#endif /* SMC_USE_DMA */ + +#ifdef CONFIG_NET_POLL_CONTROLLER +/* + * Polling receive - used by netconsole and other diagnostic tools + * to allow network i/o with interrupts disabled. + */ +static void smc911x_poll_controller(struct net_device *dev) +{ + disable_irq(dev->irq); + smc911x_interrupt(dev->irq, dev, NULL); + enable_irq(dev->irq); +} +#endif + +/* Our watchdog timed out. Called by the networking layer */ +static void smc911x_timeout(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int status, mask; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + spin_lock_irqsave(&lp->lock, flags); + status = SMC_GET_INT(); + mask = SMC_GET_INT_EN(); + spin_unlock_irqrestore(&lp->lock, flags); + DBG(SMC_DEBUG_MISC, "%s: INT 0x%02x MASK 0x%02x \n", + dev->name, status, mask); + + /* Dump the current TX FIFO contents and restart */ + mask = SMC_GET_TX_CFG(); + SMC_SET_TX_CFG(mask | TX_CFG_TXS_DUMP_ | TX_CFG_TXD_DUMP_); + /* + * Reconfiguring the PHY doesn't seem like a bad idea here, but + * smc911x_phy_configure() calls msleep() which calls schedule_timeout() + * which calls schedule(). Hence we use a work queue. + */ + if (lp->phy_type != 0) { + if (schedule_work(&lp->phy_configure)) { + lp->work_pending = 1; + } + } + + /* We can accept TX packets again */ + dev->trans_start = jiffies; + netif_wake_queue(dev); +} + +/* + * This routine will, depending on the values passed to it, + * either make it accept multicast packets, go into + * promiscuous mode (for TCPDUMP and cousins) or accept + * a select set of multicast packets + */ +static void smc911x_set_multicast_list(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + unsigned int multicast_table[2]; + unsigned int mcr, update_multicast = 0; + unsigned long flags; + /* table for flipping the order of 5 bits */ + static const unsigned char invert5[] = + {0x00, 0x10, 0x08, 0x18, 0x04, 0x14, 0x0C, 0x1C, + 0x02, 0x12, 0x0A, 0x1A, 0x06, 0x16, 0x0E, 0x1E, + 0x01, 0x11, 0x09, 0x19, 0x05, 0x15, 0x0D, 0x1D, + 0x03, 0x13, 0x0B, 0x1B, 0x07, 0x17, 0x0F, 0x1F}; + + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + spin_lock_irqsave(&lp->lock, flags); + SMC_GET_MAC_CR(mcr); + spin_unlock_irqrestore(&lp->lock, flags); + + if (dev->flags & IFF_PROMISC) { + + DBG(SMC_DEBUG_MISC, "%s: RCR_PRMS\n", dev->name); + mcr |= MAC_CR_PRMS_; + } + /* + * Here, I am setting this to accept all multicast packets. + * I don't need to zero the multicast table, because the flag is + * checked before the table is + */ + else if (dev->flags & IFF_ALLMULTI || dev->mc_count > 16) { + DBG(SMC_DEBUG_MISC, "%s: RCR_ALMUL\n", dev->name); + mcr |= MAC_CR_MCPAS_; + } + + /* + * This sets the internal hardware table to filter out unwanted + * multicast packets before they take up memory. + * + * The SMC chip uses a hash table where the high 6 bits of the CRC of + * address are the offset into the table. If that bit is 1, then the + * multicast packet is accepted. Otherwise, it's dropped silently. + * + * To use the 6 bits as an offset into the table, the high 1 bit is + * the number of the 32 bit register, while the low 5 bits are the bit + * within that register. + */ + else if (dev->mc_count) { + int i; + struct dev_mc_list *cur_addr; + + /* Set the Hash perfec mode */ + mcr |= MAC_CR_HPFILT_; + + /* start with a table of all zeros: reject all */ + memset(multicast_table, 0, sizeof(multicast_table)); + + cur_addr = dev->mc_list; + for (i = 0; i < dev->mc_count; i++, cur_addr = cur_addr->next) { + int position; + + /* do we have a pointer here? */ + if (!cur_addr) + break; + /* make sure this is a multicast address - + shouldn't this be a given if we have it here ? */ + if (!(*cur_addr->dmi_addr & 1)) + continue; + + /* only use the low order bits */ + position = crc32_le(~0, cur_addr->dmi_addr, 6) & 0x3f; + + /* do some messy swapping to put the bit in the right spot */ + multicast_table[invert5[position&0x1F]&0x1] |= + (1<<invert5[(position>>1)&0x1F]); + } + + /* be sure I get rid of flags I might have set */ + mcr &= ~(MAC_CR_PRMS_ | MAC_CR_MCPAS_); + + /* now, the table can be loaded into the chipset */ + update_multicast = 1; + } else { + DBG(SMC_DEBUG_MISC, "%s: ~(MAC_CR_PRMS_|MAC_CR_MCPAS_)\n", + dev->name); + mcr &= ~(MAC_CR_PRMS_ | MAC_CR_MCPAS_); + + /* + * since I'm disabling all multicast entirely, I need to + * clear the multicast list + */ + memset(multicast_table, 0, sizeof(multicast_table)); + update_multicast = 1; + } + + spin_lock_irqsave(&lp->lock, flags); + SMC_SET_MAC_CR(mcr); + if (update_multicast) { + DBG(SMC_DEBUG_MISC, + "%s: update mcast hash table 0x%08x 0x%08x\n", + dev->name, multicast_table[0], multicast_table[1]); + SMC_SET_HASHL(multicast_table[0]); + SMC_SET_HASHH(multicast_table[1]); + } + spin_unlock_irqrestore(&lp->lock, flags); +} + + +/* + * Open and Initialize the board + * + * Set up everything, reset the card, etc.. + */ +static int +smc911x_open(struct net_device *dev) +{ + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + /* + * Check that the address is valid. If its not, refuse + * to bring the device up. The user must specify an + * address using ifconfig eth0 hw ether xx:xx:xx:xx:xx:xx + */ + if (!is_valid_ether_addr(dev->dev_addr)) { + PRINTK("%s: no valid ethernet hw addr\n", __FUNCTION__); + return -EINVAL; + } + + /* reset the hardware */ + smc911x_reset(dev); + + /* Configure the PHY, initialize the link state */ + smc911x_phy_configure(dev); + + /* Turn on Tx + Rx */ + smc911x_enable(dev); + + netif_start_queue(dev); + + return 0; +} + +/* + * smc911x_close + * + * this makes the board clean up everything that it can + * and not talk to the outside world. Caused by + * an 'ifconfig ethX down' + */ +static int smc911x_close(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + netif_stop_queue(dev); + netif_carrier_off(dev); + + /* clear everything */ + smc911x_shutdown(dev); + + if (lp->phy_type != 0) { + /* We need to ensure that no calls to + * smc911x_phy_configure are pending. + + * flush_scheduled_work() cannot be called because we + * are running with the netlink semaphore held (from + * devinet_ioctl()) and the pending work queue + * contains linkwatch_event() (scheduled by + * netif_carrier_off() above). linkwatch_event() also + * wants the netlink semaphore. + */ + while (lp->work_pending) + schedule(); + smc911x_phy_powerdown(dev, lp->mii.phy_id); + } + + if (lp->pending_tx_skb) { + dev_kfree_skb(lp->pending_tx_skb); + lp->pending_tx_skb = NULL; + } + + return 0; +} + +/* + * Get the current statistics. + * This may be called with the card open or closed. + */ +static struct net_device_stats *smc911x_query_statistics(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + + return &lp->stats; +} + +/* + * Ethtool support + */ +static int +smc911x_ethtool_getsettings(struct net_device *dev, struct ethtool_cmd *cmd) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int ret, status; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + cmd->maxtxpkt = 1; + cmd->maxrxpkt = 1; + + if (lp->phy_type != 0) { + spin_lock_irqsave(&lp->lock, flags); + ret = mii_ethtool_gset(&lp->mii, cmd); + spin_unlock_irqrestore(&lp->lock, flags); + } else { + cmd->supported = SUPPORTED_10baseT_Half | + SUPPORTED_10baseT_Full | + SUPPORTED_TP | SUPPORTED_AUI; + + if (lp->ctl_rspeed == 10) + cmd->speed = SPEED_10; + else if (lp->ctl_rspeed == 100) + cmd->speed = SPEED_100; + + cmd->autoneg = AUTONEG_DISABLE; + if (lp->mii.phy_id==1) + cmd->transceiver = XCVR_INTERNAL; + else + cmd->transceiver = XCVR_EXTERNAL; + cmd->port = 0; + SMC_GET_PHY_SPECIAL(lp->mii.phy_id, status); + cmd->duplex = + (status & (PHY_SPECIAL_SPD_10FULL_ | PHY_SPECIAL_SPD_100FULL_)) ? + DUPLEX_FULL : DUPLEX_HALF; + ret = 0; + } + + return ret; +} + +static int +smc911x_ethtool_setsettings(struct net_device *dev, struct ethtool_cmd *cmd) +{ + struct smc911x_local *lp = netdev_priv(dev); + int ret; + unsigned long flags; + + if (lp->phy_type != 0) { + spin_lock_irqsave(&lp->lock, flags); + ret = mii_ethtool_sset(&lp->mii, cmd); + spin_unlock_irqrestore(&lp->lock, flags); + } else { + if (cmd->autoneg != AUTONEG_DISABLE || + cmd->speed != SPEED_10 || + (cmd->duplex != DUPLEX_HALF && cmd->duplex != DUPLEX_FULL) || + (cmd->port != PORT_TP && cmd->port != PORT_AUI)) + return -EINVAL; + + lp->ctl_rfduplx = cmd->duplex == DUPLEX_FULL; + + ret = 0; + } + + return ret; +} + +static void +smc911x_ethtool_getdrvinfo(struct net_device *dev, struct ethtool_drvinfo *info) +{ + strncpy(info->driver, CARDNAME, sizeof(info->driver)); + strncpy(info->version, version, sizeof(info->version)); + strncpy(info->bus_info, dev->class_dev.dev->bus_id, sizeof(info->bus_info)); +} + +static int smc911x_ethtool_nwayreset(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + int ret = -EINVAL; + unsigned long flags; + + if (lp->phy_type != 0) { + spin_lock_irqsave(&lp->lock, flags); + ret = mii_nway_restart(&lp->mii); + spin_unlock_irqrestore(&lp->lock, flags); + } + + return ret; +} + +static u32 smc911x_ethtool_getmsglevel(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + return lp->msg_enable; +} + +static void smc911x_ethtool_setmsglevel(struct net_device *dev, u32 level) +{ + struct smc911x_local *lp = netdev_priv(dev); + lp->msg_enable = level; +} + +static int smc911x_ethtool_getregslen(struct net_device *dev) +{ + /* System regs + MAC regs + PHY regs */ + return (((E2P_CMD - ID_REV)/4 + 1) + + (WUCSR - MAC_CR)+1 + 32) * sizeof(u32); +} + +static void smc911x_ethtool_getregs(struct net_device *dev, + struct ethtool_regs* regs, void *buf) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned long flags; + u32 reg,i,j=0; + u32 *data = (u32*)buf; + + regs->version = lp->version; + for(i=ID_REV;i<=E2P_CMD;i+=4) { + data[j++] = SMC_inl(ioaddr,i); + } + for(i=MAC_CR;i<=WUCSR;i++) { + spin_lock_irqsave(&lp->lock, flags); + SMC_GET_MAC_CSR(i, reg); + spin_unlock_irqrestore(&lp->lock, flags); + data[j++] = reg; + } + for(i=0;i<=31;i++) { + spin_lock_irqsave(&lp->lock, flags); + SMC_GET_MII(i, lp->mii.phy_id, reg); + spin_unlock_irqrestore(&lp->lock, flags); + data[j++] = reg & 0xFFFF; + } +} + +static int smc911x_ethtool_wait_eeprom_ready(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + unsigned int timeout; + int e2p_cmd; + + e2p_cmd = SMC_GET_E2P_CMD(); + for(timeout=10;(e2p_cmd & E2P_CMD_EPC_BUSY_) && timeout; timeout--) { + if (e2p_cmd & E2P_CMD_EPC_TIMEOUT_) { + PRINTK("%s: %s timeout waiting for EEPROM to respond\n", + dev->name, __FUNCTION__); + return -EFAULT; + } + mdelay(1); + e2p_cmd = SMC_GET_E2P_CMD(); + } + if (timeout == 0) { + PRINTK("%s: %s timeout waiting for EEPROM CMD not busy\n", + dev->name, __FUNCTION__); + return -ETIMEDOUT; + } + return 0; +} + +static inline int smc911x_ethtool_write_eeprom_cmd(struct net_device *dev, + int cmd, int addr) +{ + unsigned long ioaddr = dev->base_addr; + int ret; + + if ((ret = smc911x_ethtool_wait_eeprom_ready(dev))!=0) + return ret; + SMC_SET_E2P_CMD(E2P_CMD_EPC_BUSY_ | + ((cmd) & (0x7<<28)) | + ((addr) & 0xFF)); + return 0; +} + +static inline int smc911x_ethtool_read_eeprom_byte(struct net_device *dev, + u8 *data) +{ + unsigned long ioaddr = dev->base_addr; + int ret; + + if ((ret = smc911x_ethtool_wait_eeprom_ready(dev))!=0) + return ret; + *data = SMC_GET_E2P_DATA(); + return 0; +} + +static inline int smc911x_ethtool_write_eeprom_byte(struct net_device *dev, + u8 data) +{ + unsigned long ioaddr = dev->base_addr; + int ret; + + if ((ret = smc911x_ethtool_wait_eeprom_ready(dev))!=0) + return ret; + SMC_SET_E2P_DATA(data); + return 0; +} + +static int smc911x_ethtool_geteeprom(struct net_device *dev, + struct ethtool_eeprom *eeprom, u8 *data) +{ + u8 eebuf[SMC911X_EEPROM_LEN]; + int i, ret; + + for(i=0;i<SMC911X_EEPROM_LEN;i++) { + if ((ret=smc911x_ethtool_write_eeprom_cmd(dev, E2P_CMD_EPC_CMD_READ_, i ))!=0) + return ret; + if ((ret=smc911x_ethtool_read_eeprom_byte(dev, &eebuf[i]))!=0) + return ret; + } + memcpy(data, eebuf+eeprom->offset, eeprom->len); + return 0; +} + +static int smc911x_ethtool_seteeprom(struct net_device *dev, + struct ethtool_eeprom *eeprom, u8 *data) +{ + int i, ret; + + /* Enable erase */ + if ((ret=smc911x_ethtool_write_eeprom_cmd(dev, E2P_CMD_EPC_CMD_EWEN_, 0 ))!=0) + return ret; + for(i=eeprom->offset;i<(eeprom->offset+eeprom->len);i++) { + /* erase byte */ + if ((ret=smc911x_ethtool_write_eeprom_cmd(dev, E2P_CMD_EPC_CMD_ERASE_, i ))!=0) + return ret; + /* write byte */ + if ((ret=smc911x_ethtool_write_eeprom_byte(dev, *data))!=0) + return ret; + if ((ret=smc911x_ethtool_write_eeprom_cmd(dev, E2P_CMD_EPC_CMD_WRITE_, i ))!=0) + return ret; + } + return 0; +} + +static int smc911x_ethtool_geteeprom_len(struct net_device *dev) +{ + return SMC911X_EEPROM_LEN; +} + +static struct ethtool_ops smc911x_ethtool_ops = { + .get_settings = smc911x_ethtool_getsettings, + .set_settings = smc911x_ethtool_setsettings, + .get_drvinfo = smc911x_ethtool_getdrvinfo, + .get_msglevel = smc911x_ethtool_getmsglevel, + .set_msglevel = smc911x_ethtool_setmsglevel, + .nway_reset = smc911x_ethtool_nwayreset, + .get_link = ethtool_op_get_link, + .get_regs_len = smc911x_ethtool_getregslen, + .get_regs = smc911x_ethtool_getregs, + .get_eeprom_len = smc911x_ethtool_geteeprom_len, + .get_eeprom = smc911x_ethtool_geteeprom, + .set_eeprom = smc911x_ethtool_seteeprom, +}; + +/* + * smc911x_findirq + * + * This routine has a simple purpose -- make the SMC chip generate an + * interrupt, so an auto-detect routine can detect it, and find the IRQ, + */ +static int __init smc911x_findirq(unsigned long ioaddr) +{ + int timeout = 20; + unsigned long cookie; + + DBG(SMC_DEBUG_FUNC, "--> %s\n", __FUNCTION__); + + cookie = probe_irq_on(); + + /* + * Force a SW interrupt + */ + + SMC_SET_INT_EN(INT_EN_SW_INT_EN_); + + /* + * Wait until positive that the interrupt has been generated + */ + do { + int int_status; + udelay(10); + int_status = SMC_GET_INT_EN(); + if (int_status & INT_EN_SW_INT_EN_) + break; /* got the interrupt */ + } while (--timeout); + + /* + * there is really nothing that I can do here if timeout fails, + * as autoirq_report will return a 0 anyway, which is what I + * want in this case. Plus, the clean up is needed in both + * cases. + */ + + /* and disable all interrupts again */ + SMC_SET_INT_EN(0); + + /* and return what I found */ + return probe_irq_off(cookie); +} + +/* + * Function: smc911x_probe(unsigned long ioaddr) + * + * Purpose: + * Tests to see if a given ioaddr points to an SMC911x chip. + * Returns a 0 on success + * + * Algorithm: + * (1) see if the endian word is OK + * (1) see if I recognize the chip ID in the appropriate register + * + * Here I do typical initialization tasks. + * + * o Initialize the structure if needed + * o print out my vanity message if not done so already + * o print out what type of hardware is detected + * o print out the ethernet address + * o find the IRQ + * o set up my private data + * o configure the dev structure with my subroutines + * o actually GRAB the irq. + * o GRAB the region + */ +static int __init smc911x_probe(struct net_device *dev, unsigned long ioaddr) +{ + struct smc911x_local *lp = netdev_priv(dev); + int i, retval; + unsigned int val, chip_id, revision; + const char *version_string; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + /* First, see if the endian word is recognized */ + val = SMC_GET_BYTE_TEST(); + DBG(SMC_DEBUG_MISC, "%s: endian probe returned 0x%04x\n", CARDNAME, val); + if (val != 0x87654321) { + printk(KERN_ERR "Invalid chip endian 0x08%x\n",val); + retval = -ENODEV; + goto err_out; + } + + /* + * check if the revision register is something that I + * recognize. These might need to be added to later, + * as future revisions could be added. + */ + chip_id = SMC_GET_PN(); + DBG(SMC_DEBUG_MISC, "%s: id probe returned 0x%04x\n", CARDNAME, chip_id); + for(i=0;chip_ids[i].id != 0; i++) { + if (chip_ids[i].id == chip_id) break; + } + if (!chip_ids[i].id) { + printk(KERN_ERR "Unknown chip ID %04x\n", chip_id); + retval = -ENODEV; + goto err_out; + } + version_string = chip_ids[i].name; + + revision = SMC_GET_REV(); + DBG(SMC_DEBUG_MISC, "%s: revision = 0x%04x\n", CARDNAME, revision); + + /* At this point I'll assume that the chip is an SMC911x. */ + DBG(SMC_DEBUG_MISC, "%s: Found a %s\n", CARDNAME, chip_ids[i].name); + + /* Validate the TX FIFO size requested */ + if ((tx_fifo_kb < 2) || (tx_fifo_kb > 14)) { + printk(KERN_ERR "Invalid TX FIFO size requested %d\n", tx_fifo_kb); + retval = -EINVAL; + goto err_out; + } + + /* fill in some of the fields */ + dev->base_addr = ioaddr; + lp->version = chip_ids[i].id; + lp->revision = revision; + lp->tx_fifo_kb = tx_fifo_kb; + /* Reverse calculate the RX FIFO size from the TX */ + lp->tx_fifo_size=(lp->tx_fifo_kb<<10) - 512; + lp->rx_fifo_size= ((0x4000 - 512 - lp->tx_fifo_size) / 16) * 15; + + /* Set the automatic flow control values */ + switch(lp->tx_fifo_kb) { + /* + * AFC_HI is about ((Rx Data Fifo Size)*2/3)/64 + * AFC_LO is AFC_HI/2 + * BACK_DUR is about 5uS*(AFC_LO) rounded down + */ + case 2:/* 13440 Rx Data Fifo Size */ + lp->afc_cfg=0x008C46AF;break; + case 3:/* 12480 Rx Data Fifo Size */ + lp->afc_cfg=0x0082419F;break; + case 4:/* 11520 Rx Data Fifo Size */ + lp->afc_cfg=0x00783C9F;break; + case 5:/* 10560 Rx Data Fifo Size */ + lp->afc_cfg=0x006E374F;break; + case 6:/* 9600 Rx Data Fifo Size */ + lp->afc_cfg=0x0064328F;break; + case 7:/* 8640 Rx Data Fifo Size */ + lp->afc_cfg=0x005A2D7F;break; + case 8:/* 7680 Rx Data Fifo Size */ + lp->afc_cfg=0x0050287F;break; + case 9:/* 6720 Rx Data Fifo Size */ + lp->afc_cfg=0x0046236F;break; + case 10:/* 5760 Rx Data Fifo Size */ + lp->afc_cfg=0x003C1E6F;break; + case 11:/* 4800 Rx Data Fifo Size */ + lp->afc_cfg=0x0032195F;break; + /* + * AFC_HI is ~1520 bytes less than RX Data Fifo Size + * AFC_LO is AFC_HI/2 + * BACK_DUR is about 5uS*(AFC_LO) rounded down + */ + case 12:/* 3840 Rx Data Fifo Size */ + lp->afc_cfg=0x0024124F;break; + case 13:/* 2880 Rx Data Fifo Size */ + lp->afc_cfg=0x0015073F;break; + case 14:/* 1920 Rx Data Fifo Size */ + lp->afc_cfg=0x0006032F;break; + default: + PRINTK("%s: ERROR -- no AFC_CFG setting found", + dev->name); + break; + } + + DBG(SMC_DEBUG_MISC | SMC_DEBUG_TX | SMC_DEBUG_RX, + "%s: tx_fifo %d rx_fifo %d afc_cfg 0x%08x\n", CARDNAME, + lp->tx_fifo_size, lp->rx_fifo_size, lp->afc_cfg); + + spin_lock_init(&lp->lock); + + /* Get the MAC address */ + SMC_GET_MAC_ADDR(dev->dev_addr); + + /* now, reset the chip, and put it into a known state */ + smc911x_reset(dev); + + /* + * If dev->irq is 0, then the device has to be banged on to see + * what the IRQ is. + * + * Specifying an IRQ is done with the assumption that the user knows + * what (s)he is doing. No checking is done!!!! + */ + if (dev->irq < 1) { + int trials; + + trials = 3; + while (trials--) { + dev->irq = smc911x_findirq(ioaddr); + if (dev->irq) + break; + /* kick the card and try again */ + smc911x_reset(dev); + } + } + if (dev->irq == 0) { + printk("%s: Couldn't autodetect your IRQ. Use irq=xx.\n", + dev->name); + retval = -ENODEV; + goto err_out; + } + dev->irq = irq_canonicalize(dev->irq); + + /* Fill in the fields of the device structure with ethernet values. */ + ether_setup(dev); + + dev->open = smc911x_open; + dev->stop = smc911x_close; + dev->hard_start_xmit = smc911x_hard_start_xmit; + dev->tx_timeout = smc911x_timeout; + dev->watchdog_timeo = msecs_to_jiffies(watchdog); + dev->get_stats = smc911x_query_statistics; + dev->set_multicast_list = smc911x_set_multicast_list; + dev->ethtool_ops = &smc911x_ethtool_ops; +#ifdef CONFIG_NET_POLL_CONTROLLER + dev->poll_controller = smc911x_poll_controller; +#endif + + INIT_WORK(&lp->phy_configure, smc911x_phy_configure, dev); + lp->mii.phy_id_mask = 0x1f; + lp->mii.reg_num_mask = 0x1f; + lp->mii.force_media = 0; + lp->mii.full_duplex = 0; + lp->mii.dev = dev; + lp->mii.mdio_read = smc911x_phy_read; + lp->mii.mdio_write = smc911x_phy_write; + + /* + * Locate the phy, if any. + */ + smc911x_phy_detect(dev); + + /* Set default parameters */ + lp->msg_enable = NETIF_MSG_LINK; + lp->ctl_rfduplx = 1; + lp->ctl_rspeed = 100; + + /* Grab the IRQ */ + retval = request_irq(dev->irq, &smc911x_interrupt, SA_SHIRQ, dev->name, dev); + if (retval) + goto err_out; + + set_irq_type(dev->irq, IRQT_FALLING); + +#ifdef SMC_USE_DMA + lp->rxdma = SMC_DMA_REQUEST(dev, smc911x_rx_dma_irq); + lp->txdma = SMC_DMA_REQUEST(dev, smc911x_tx_dma_irq); + lp->rxdma_active = 0; + lp->txdma_active = 0; + dev->dma = lp->rxdma; +#endif + + retval = register_netdev(dev); + if (retval == 0) { + /* now, print out the card info, in a short format.. */ + printk("%s: %s (rev %d) at %#lx IRQ %d", + dev->name, version_string, lp->revision, + dev->base_addr, dev->irq); + +#ifdef SMC_USE_DMA + if (lp->rxdma != -1) + printk(" RXDMA %d ", lp->rxdma); + + if (lp->txdma != -1) + printk("TXDMA %d", lp->txdma); +#endif + printk("\n"); + if (!is_valid_ether_addr(dev->dev_addr)) { + printk("%s: Invalid ethernet MAC address. Please " + "set using ifconfig\n", dev->name); + } else { + /* Print the Ethernet address */ + printk("%s: Ethernet addr: ", dev->name); + for (i = 0; i < 5; i++) + printk("%2.2x:", dev->dev_addr[i]); + printk("%2.2x\n", dev->dev_addr[5]); + } + + if (lp->phy_type == 0) { + PRINTK("%s: No PHY found\n", dev->name); + } else if ((lp->phy_type & ~0xff) == LAN911X_INTERNAL_PHY_ID) { + PRINTK("%s: LAN911x Internal PHY\n", dev->name); + } else { + PRINTK("%s: External PHY 0x%08x\n", dev->name, lp->phy_type); + } + } + +err_out: +#ifdef SMC_USE_DMA + if (retval) { + if (lp->rxdma != -1) { + SMC_DMA_FREE(dev, lp->rxdma); + } + if (lp->txdma != -1) { + SMC_DMA_FREE(dev, lp->txdma); + } + } +#endif + return retval; +} + +/* + * smc911x_init(void) + * + * Output: + * 0 --> there is a device + * anything else, error + */ +static int smc911x_drv_probe(struct platform_device *pdev) +{ + struct net_device *ndev; + struct resource *res; + unsigned int *addr; + int ret; + + DBG(SMC_DEBUG_FUNC, "--> %s\n", __FUNCTION__); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + ret = -ENODEV; + goto out; + } + + /* + * Request the regions. + */ + if (!request_mem_region(res->start, SMC911X_IO_EXTENT, CARDNAME)) { + ret = -EBUSY; + goto out; + } + + ndev = alloc_etherdev(sizeof(struct smc911x_local)); + if (!ndev) { + printk("%s: could not allocate device.\n", CARDNAME); + ret = -ENOMEM; + goto release_1; + } + SET_MODULE_OWNER(ndev); + SET_NETDEV_DEV(ndev, &pdev->dev); + + ndev->dma = (unsigned char)-1; + ndev->irq = platform_get_irq(pdev, 0); + + addr = ioremap(res->start, SMC911X_IO_EXTENT); + if (!addr) { + ret = -ENOMEM; + goto release_both; + } + + platform_set_drvdata(pdev, ndev); + ret = smc911x_probe(ndev, (unsigned long)addr); + if (ret != 0) { + platform_set_drvdata(pdev, NULL); + iounmap(addr); +release_both: + free_netdev(ndev); +release_1: + release_mem_region(res->start, SMC911X_IO_EXTENT); +out: + printk("%s: not found (%d).\n", CARDNAME, ret); + } +#ifdef SMC_USE_DMA + else { + struct smc911x_local *lp = netdev_priv(ndev); + lp->physaddr = res->start; + lp->dev = &pdev->dev; + } +#endif + + return ret; +} + +static int smc911x_drv_remove(struct platform_device *pdev) +{ + struct net_device *ndev = platform_get_drvdata(pdev); + struct resource *res; + + DBG(SMC_DEBUG_FUNC, "--> %s\n", __FUNCTION__); + platform_set_drvdata(pdev, NULL); + + unregister_netdev(ndev); + + free_irq(ndev->irq, ndev); + +#ifdef SMC_USE_DMA + { + struct smc911x_local *lp = netdev_priv(ndev); + if (lp->rxdma != -1) { + SMC_DMA_FREE(dev, lp->rxdma); + } + if (lp->txdma != -1) { + SMC_DMA_FREE(dev, lp->txdma); + } + } +#endif + iounmap((void *)ndev->base_addr); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(res->start, SMC911X_IO_EXTENT); + + free_netdev(ndev); + return 0; +} + +static int smc911x_drv_suspend(struct platform_device *dev, pm_message_t state) +{ + struct net_device *ndev = platform_get_drvdata(dev); + unsigned long ioaddr = ndev->base_addr; + + DBG(SMC_DEBUG_FUNC, "--> %s\n", __FUNCTION__); + if (ndev) { + if (netif_running(ndev)) { + netif_device_detach(ndev); + smc911x_shutdown(ndev); +#if POWER_DOWN + /* Set D2 - Energy detect only setting */ + SMC_SET_PMT_CTRL(2<<12); +#endif + } + } + return 0; +} + +static int smc911x_drv_resume(struct platform_device *dev) +{ + struct net_device *ndev = platform_get_drvdata(dev); + + DBG(SMC_DEBUG_FUNC, "--> %s\n", __FUNCTION__); + if (ndev) { + struct smc911x_local *lp = netdev_priv(ndev); + + if (netif_running(ndev)) { + smc911x_reset(ndev); + smc911x_enable(ndev); + if (lp->phy_type != 0) + smc911x_phy_configure(ndev); + netif_device_attach(ndev); + } + } + return 0; +} + +static struct platform_driver smc911x_driver = { + .probe = smc911x_drv_probe, + .remove = smc911x_drv_remove, + .suspend = smc911x_drv_suspend, + .resume = smc911x_drv_resume, + .driver = { + .name = CARDNAME, + }, +}; + +static int __init smc911x_init(void) +{ + return platform_driver_register(&smc911x_driver); +} + +static void __exit smc911x_cleanup(void) +{ + platform_driver_unregister(&smc911x_driver); +} + +module_init(smc911x_init); +module_exit(smc911x_cleanup); diff --git a/drivers/net/smc911x.h b/drivers/net/smc911x.h new file mode 100644 index 00000000000..962a710459f --- /dev/null +++ b/drivers/net/smc911x.h @@ -0,0 +1,835 @@ +/*------------------------------------------------------------------------ + . smc911x.h - macros for SMSC's LAN911{5,6,7,8} single-chip Ethernet device. + . + . Copyright (C) 2005 Sensoria Corp. + . Derived from the unified SMC91x driver by Nicolas Pitre + . + . 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 + . + . Information contained in this file was obtained from the LAN9118 + . manual from SMC. To get a copy, if you really want one, you can find + . information under www.smsc.com. + . + . Authors + . Dustin McIntire <dustin@sensoria.com> + . + ---------------------------------------------------------------------------*/ +#ifndef _SMC911X_H_ +#define _SMC911X_H_ + +/* + * Use the DMA feature on PXA chips + */ +#ifdef CONFIG_ARCH_PXA + #define SMC_USE_PXA_DMA 1 + #define SMC_USE_16BIT 0 + #define SMC_USE_32BIT 1 +#endif + + +/* + * Define the bus width specific IO macros + */ + +#if SMC_USE_16BIT +#define SMC_inb(a, r) readb((a) + (r)) +#define SMC_inw(a, r) readw((a) + (r)) +#define SMC_inl(a, r) ((SMC_inw(a, r) & 0xFFFF)+(SMC_inw(a+2, r)<<16)) +#define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outw(v, a, r) writew(v, (a) + (r)) +#define SMC_outl(v, a, r) \ + do{ \ + writel(v & 0xFFFF, (a) + (r)); \ + writel(v >> 16, (a) + (r) + 2); \ + } while (0) +#define SMC_insl(a, r, p, l) readsw((short*)((a) + (r)), p, l*2) +#define SMC_outsl(a, r, p, l) writesw((short*)((a) + (r)), p, l*2) + +#elif SMC_USE_32BIT +#define SMC_inb(a, r) readb((a) + (r)) +#define SMC_inw(a, r) readw((a) + (r)) +#define SMC_inl(a, r) readl((a) + (r)) +#define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outl(v, a, r) writel(v, (a) + (r)) +#define SMC_insl(a, r, p, l) readsl((int*)((a) + (r)), p, l) +#define SMC_outsl(a, r, p, l) writesl((int*)((a) + (r)), p, l) + +#endif /* SMC_USE_16BIT */ + + + +#if SMC_USE_PXA_DMA +#define SMC_USE_DMA + +/* + * Define the request and free functions + * These are unfortunately architecture specific as no generic allocation + * mechanism exits + */ +#define SMC_DMA_REQUEST(dev, handler) \ + pxa_request_dma(dev->name, DMA_PRIO_LOW, handler, dev) + +#define SMC_DMA_FREE(dev, dma) \ + pxa_free_dma(dma) + +#define SMC_DMA_ACK_IRQ(dev, dma) \ +{ \ + if (DCSR(dma) & DCSR_BUSERR) { \ + printk("%s: DMA %d bus error!\n", dev->name, dma); \ + } \ + DCSR(dma) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR; \ +} + +/* + * Use a DMA for RX and TX packets. + */ +#include <linux/dma-mapping.h> +#include <asm/dma.h> +#include <asm/arch/pxa-regs.h> + +static dma_addr_t rx_dmabuf, tx_dmabuf; +static int rx_dmalen, tx_dmalen; + +#ifdef SMC_insl +#undef SMC_insl +#define SMC_insl(a, r, p, l) \ + smc_pxa_dma_insl(lp->dev, a, lp->physaddr, r, lp->rxdma, p, l) + +static inline void +smc_pxa_dma_insl(struct device *dev, u_long ioaddr, u_long physaddr, + int reg, int dma, u_char *buf, int len) +{ + /* 64 bit alignment is required for memory to memory DMA */ + if ((long)buf & 4) { + *((u32 *)buf) = SMC_inl(ioaddr, reg); + buf += 4; + len--; + } + + len *= 4; + rx_dmabuf = dma_map_single(dev, buf, len, DMA_FROM_DEVICE); + rx_dmalen = len; + DCSR(dma) = DCSR_NODESC; + DTADR(dma) = rx_dmabuf; + DSADR(dma) = physaddr + reg; + DCMD(dma) = (DCMD_INCTRGADDR | DCMD_BURST32 | + DCMD_WIDTH4 | DCMD_ENDIRQEN | (DCMD_LENGTH & rx_dmalen)); + DCSR(dma) = DCSR_NODESC | DCSR_RUN; +} +#endif + +#ifdef SMC_insw +#undef SMC_insw +#define SMC_insw(a, r, p, l) \ + smc_pxa_dma_insw(lp->dev, a, lp->physaddr, r, lp->rxdma, p, l) + +static inline void +smc_pxa_dma_insw(struct device *dev, u_long ioaddr, u_long physaddr, + int reg, int dma, u_char *buf, int len) +{ + /* 64 bit alignment is required for memory to memory DMA */ + while ((long)buf & 6) { + *((u16 *)buf) = SMC_inw(ioaddr, reg); + buf += 2; + len--; + } + + len *= 2; + rx_dmabuf = dma_map_single(dev, buf, len, DMA_FROM_DEVICE); + rx_dmalen = len; + DCSR(dma) = DCSR_NODESC; + DTADR(dma) = rx_dmabuf; + DSADR(dma) = physaddr + reg; + DCMD(dma) = (DCMD_INCTRGADDR | DCMD_BURST32 | + DCMD_WIDTH2 | DCMD_ENDIRQEN | (DCMD_LENGTH & rx_dmalen)); + DCSR(dma) = DCSR_NODESC | DCSR_RUN; +} +#endif + +#ifdef SMC_outsl +#undef SMC_outsl +#define SMC_outsl(a, r, p, l) \ + smc_pxa_dma_outsl(lp->dev, a, lp->physaddr, r, lp->txdma, p, l) + +static inline void +smc_pxa_dma_outsl(struct device *dev, u_long ioaddr, u_long physaddr, + int reg, int dma, u_char *buf, int len) +{ + /* 64 bit alignment is required for memory to memory DMA */ + if ((long)buf & 4) { + SMC_outl(*((u32 *)buf), ioaddr, reg); + buf += 4; + len--; + } + + len *= 4; + tx_dmabuf = dma_map_single(dev, buf, len, DMA_TO_DEVICE); + tx_dmalen = len; + DCSR(dma) = DCSR_NODESC; + DSADR(dma) = tx_dmabuf; + DTADR(dma) = physaddr + reg; + DCMD(dma) = (DCMD_INCSRCADDR | DCMD_BURST32 | + DCMD_WIDTH4 | DCMD_ENDIRQEN | (DCMD_LENGTH & tx_dmalen)); + DCSR(dma) = DCSR_NODESC | DCSR_RUN; +} +#endif + +#ifdef SMC_outsw +#undef SMC_outsw +#define SMC_outsw(a, r, p, l) \ + smc_pxa_dma_outsw(lp->dev, a, lp->physaddr, r, lp->txdma, p, l) + +static inline void +smc_pxa_dma_outsw(struct device *dev, u_long ioaddr, u_long physaddr, + int reg, int dma, u_char *buf, int len) +{ + /* 64 bit alignment is required for memory to memory DMA */ + while ((long)buf & 6) { + SMC_outw(*((u16 *)buf), ioaddr, reg); + buf += 2; + len--; + } + + len *= 2; + tx_dmabuf = dma_map_single(dev, buf, len, DMA_TO_DEVICE); + tx_dmalen = len; + DCSR(dma) = DCSR_NODESC; + DSADR(dma) = tx_dmabuf; + DTADR(dma) = physaddr + reg; + DCMD(dma) = (DCMD_INCSRCADDR | DCMD_BURST32 | + DCMD_WIDTH2 | DCMD_ENDIRQEN | (DCMD_LENGTH & tx_dmalen)); + DCSR(dma) = DCSR_NODESC | DCSR_RUN; +} +#endif + +#endif /* SMC_USE_PXA_DMA */ + + +/* Chip Parameters and Register Definitions */ + +#define SMC911X_TX_FIFO_LOW_THRESHOLD (1536*2) + +#define SMC911X_IO_EXTENT 0x100 + +#define SMC911X_EEPROM_LEN 7 + +/* Below are the register offsets and bit definitions + * of the Lan911x memory space + */ +#define RX_DATA_FIFO (0x00) + +#define TX_DATA_FIFO (0x20) +#define TX_CMD_A_INT_ON_COMP_ (0x80000000) +#define TX_CMD_A_INT_BUF_END_ALGN_ (0x03000000) +#define TX_CMD_A_INT_4_BYTE_ALGN_ (0x00000000) +#define TX_CMD_A_INT_16_BYTE_ALGN_ (0x01000000) +#define TX_CMD_A_INT_32_BYTE_ALGN_ (0x02000000) +#define TX_CMD_A_INT_DATA_OFFSET_ (0x001F0000) +#define TX_CMD_A_INT_FIRST_SEG_ (0x00002000) +#define TX_CMD_A_INT_LAST_SEG_ (0x00001000) +#define TX_CMD_A_BUF_SIZE_ (0x000007FF) +#define TX_CMD_B_PKT_TAG_ (0xFFFF0000) +#define TX_CMD_B_ADD_CRC_DISABLE_ (0x00002000) +#define TX_CMD_B_DISABLE_PADDING_ (0x00001000) +#define TX_CMD_B_PKT_BYTE_LENGTH_ (0x000007FF) + +#define RX_STATUS_FIFO (0x40) +#define RX_STS_PKT_LEN_ (0x3FFF0000) +#define RX_STS_ES_ (0x00008000) +#define RX_STS_BCST_ (0x00002000) +#define RX_STS_LEN_ERR_ (0x00001000) +#define RX_STS_RUNT_ERR_ (0x00000800) +#define RX_STS_MCAST_ (0x00000400) +#define RX_STS_TOO_LONG_ (0x00000080) +#define RX_STS_COLL_ (0x00000040) +#define RX_STS_ETH_TYPE_ (0x00000020) +#define RX_STS_WDOG_TMT_ (0x00000010) +#define RX_STS_MII_ERR_ (0x00000008) +#define RX_STS_DRIBBLING_ (0x00000004) +#define RX_STS_CRC_ERR_ (0x00000002) +#define RX_STATUS_FIFO_PEEK (0x44) +#define TX_STATUS_FIFO (0x48) +#define TX_STS_TAG_ (0xFFFF0000) +#define TX_STS_ES_ (0x00008000) +#define TX_STS_LOC_ (0x00000800) +#define TX_STS_NO_CARR_ (0x00000400) +#define TX_STS_LATE_COLL_ (0x00000200) +#define TX_STS_MANY_COLL_ (0x00000100) +#define TX_STS_COLL_CNT_ (0x00000078) +#define TX_STS_MANY_DEFER_ (0x00000004) +#define TX_STS_UNDERRUN_ (0x00000002) +#define TX_STS_DEFERRED_ (0x00000001) +#define TX_STATUS_FIFO_PEEK (0x4C) +#define ID_REV (0x50) +#define ID_REV_CHIP_ID_ (0xFFFF0000) /* RO */ +#define ID_REV_REV_ID_ (0x0000FFFF) /* RO */ + +#define INT_CFG (0x54) +#define INT_CFG_INT_DEAS_ (0xFF000000) /* R/W */ +#define INT_CFG_INT_DEAS_CLR_ (0x00004000) +#define INT_CFG_INT_DEAS_STS_ (0x00002000) +#define INT_CFG_IRQ_INT_ (0x00001000) /* RO */ +#define INT_CFG_IRQ_EN_ (0x00000100) /* R/W */ +#define INT_CFG_IRQ_POL_ (0x00000010) /* R/W Not Affected by SW Reset */ +#define INT_CFG_IRQ_TYPE_ (0x00000001) /* R/W Not Affected by SW Reset */ + +#define INT_STS (0x58) +#define INT_STS_SW_INT_ (0x80000000) /* R/WC */ +#define INT_STS_TXSTOP_INT_ (0x02000000) /* R/WC */ +#define INT_STS_RXSTOP_INT_ (0x01000000) /* R/WC */ +#define INT_STS_RXDFH_INT_ (0x00800000) /* R/WC */ +#define INT_STS_RXDF_INT_ (0x00400000) /* R/WC */ +#define INT_STS_TX_IOC_ (0x00200000) /* R/WC */ +#define INT_STS_RXD_INT_ (0x00100000) /* R/WC */ +#define INT_STS_GPT_INT_ (0x00080000) /* R/WC */ +#define INT_STS_PHY_INT_ (0x00040000) /* RO */ +#define INT_STS_PME_INT_ (0x00020000) /* R/WC */ +#define INT_STS_TXSO_ (0x00010000) /* R/WC */ +#define INT_STS_RWT_ (0x00008000) /* R/WC */ +#define INT_STS_RXE_ (0x00004000) /* R/WC */ +#define INT_STS_TXE_ (0x00002000) /* R/WC */ +//#define INT_STS_ERX_ (0x00001000) /* R/WC */ +#define INT_STS_TDFU_ (0x00000800) /* R/WC */ +#define INT_STS_TDFO_ (0x00000400) /* R/WC */ +#define INT_STS_TDFA_ (0x00000200) /* R/WC */ +#define INT_STS_TSFF_ (0x00000100) /* R/WC */ +#define INT_STS_TSFL_ (0x00000080) /* R/WC */ +//#define INT_STS_RXDF_ (0x00000040) /* R/WC */ +#define INT_STS_RDFO_ (0x00000040) /* R/WC */ +#define INT_STS_RDFL_ (0x00000020) /* R/WC */ +#define INT_STS_RSFF_ (0x00000010) /* R/WC */ +#define INT_STS_RSFL_ (0x00000008) /* R/WC */ +#define INT_STS_GPIO2_INT_ (0x00000004) /* R/WC */ +#define INT_STS_GPIO1_INT_ (0x00000002) /* R/WC */ +#define INT_STS_GPIO0_INT_ (0x00000001) /* R/WC */ + +#define INT_EN (0x5C) +#define INT_EN_SW_INT_EN_ (0x80000000) /* R/W */ +#define INT_EN_TXSTOP_INT_EN_ (0x02000000) /* R/W */ +#define INT_EN_RXSTOP_INT_EN_ (0x01000000) /* R/W */ +#define INT_EN_RXDFH_INT_EN_ (0x00800000) /* R/W */ +//#define INT_EN_RXDF_INT_EN_ (0x00400000) /* R/W */ +#define INT_EN_TIOC_INT_EN_ (0x00200000) /* R/W */ +#define INT_EN_RXD_INT_EN_ (0x00100000) /* R/W */ +#define INT_EN_GPT_INT_EN_ (0x00080000) /* R/W */ +#define INT_EN_PHY_INT_EN_ (0x00040000) /* R/W */ +#define INT_EN_PME_INT_EN_ (0x00020000) /* R/W */ +#define INT_EN_TXSO_EN_ (0x00010000) /* R/W */ +#define INT_EN_RWT_EN_ (0x00008000) /* R/W */ +#define INT_EN_RXE_EN_ (0x00004000) /* R/W */ +#define INT_EN_TXE_EN_ (0x00002000) /* R/W */ +//#define INT_EN_ERX_EN_ (0x00001000) /* R/W */ +#define INT_EN_TDFU_EN_ (0x00000800) /* R/W */ +#define INT_EN_TDFO_EN_ (0x00000400) /* R/W */ +#define INT_EN_TDFA_EN_ (0x00000200) /* R/W */ +#define INT_EN_TSFF_EN_ (0x00000100) /* R/W */ +#define INT_EN_TSFL_EN_ (0x00000080) /* R/W */ +//#define INT_EN_RXDF_EN_ (0x00000040) /* R/W */ +#define INT_EN_RDFO_EN_ (0x00000040) /* R/W */ +#define INT_EN_RDFL_EN_ (0x00000020) /* R/W */ +#define INT_EN_RSFF_EN_ (0x00000010) /* R/W */ +#define INT_EN_RSFL_EN_ (0x00000008) /* R/W */ +#define INT_EN_GPIO2_INT_ (0x00000004) /* R/W */ +#define INT_EN_GPIO1_INT_ (0x00000002) /* R/W */ +#define INT_EN_GPIO0_INT_ (0x00000001) /* R/W */ + +#define BYTE_TEST (0x64) +#define FIFO_INT (0x68) +#define FIFO_INT_TX_AVAIL_LEVEL_ (0xFF000000) /* R/W */ +#define FIFO_INT_TX_STS_LEVEL_ (0x00FF0000) /* R/W */ +#define FIFO_INT_RX_AVAIL_LEVEL_ (0x0000FF00) /* R/W */ +#define FIFO_INT_RX_STS_LEVEL_ (0x000000FF) /* R/W */ + +#define RX_CFG (0x6C) +#define RX_CFG_RX_END_ALGN_ (0xC0000000) /* R/W */ +#define RX_CFG_RX_END_ALGN4_ (0x00000000) /* R/W */ +#define RX_CFG_RX_END_ALGN16_ (0x40000000) /* R/W */ +#define RX_CFG_RX_END_ALGN32_ (0x80000000) /* R/W */ +#define RX_CFG_RX_DMA_CNT_ (0x0FFF0000) /* R/W */ +#define RX_CFG_RX_DUMP_ (0x00008000) /* R/W */ +#define RX_CFG_RXDOFF_ (0x00001F00) /* R/W */ +//#define RX_CFG_RXBAD_ (0x00000001) /* R/W */ + +#define TX_CFG (0x70) +//#define TX_CFG_TX_DMA_LVL_ (0xE0000000) /* R/W */ +//#define TX_CFG_TX_DMA_CNT_ (0x0FFF0000) /* R/W Self Clearing */ +#define TX_CFG_TXS_DUMP_ (0x00008000) /* Self Clearing */ +#define TX_CFG_TXD_DUMP_ (0x00004000) /* Self Clearing */ +#define TX_CFG_TXSAO_ (0x00000004) /* R/W */ +#define TX_CFG_TX_ON_ (0x00000002) /* R/W */ +#define TX_CFG_STOP_TX_ (0x00000001) /* Self Clearing */ + +#define HW_CFG (0x74) +#define HW_CFG_TTM_ (0x00200000) /* R/W */ +#define HW_CFG_SF_ (0x00100000) /* R/W */ +#define HW_CFG_TX_FIF_SZ_ (0x000F0000) /* R/W */ +#define HW_CFG_TR_ (0x00003000) /* R/W */ +#define HW_CFG_PHY_CLK_SEL_ (0x00000060) /* R/W */ +#define HW_CFG_PHY_CLK_SEL_INT_PHY_ (0x00000000) /* R/W */ +#define HW_CFG_PHY_CLK_SEL_EXT_PHY_ (0x00000020) /* R/W */ +#define HW_CFG_PHY_CLK_SEL_CLK_DIS_ (0x00000040) /* R/W */ +#define HW_CFG_SMI_SEL_ (0x00000010) /* R/W */ +#define HW_CFG_EXT_PHY_DET_ (0x00000008) /* RO */ +#define HW_CFG_EXT_PHY_EN_ (0x00000004) /* R/W */ +#define HW_CFG_32_16_BIT_MODE_ (0x00000004) /* RO */ +#define HW_CFG_SRST_TO_ (0x00000002) /* RO */ +#define HW_CFG_SRST_ (0x00000001) /* Self Clearing */ + +#define RX_DP_CTRL (0x78) +#define RX_DP_CTRL_RX_FFWD_ (0x80000000) /* R/W */ +#define RX_DP_CTRL_FFWD_BUSY_ (0x80000000) /* RO */ + +#define RX_FIFO_INF (0x7C) +#define RX_FIFO_INF_RXSUSED_ (0x00FF0000) /* RO */ +#define RX_FIFO_INF_RXDUSED_ (0x0000FFFF) /* RO */ + +#define TX_FIFO_INF (0x80) +#define TX_FIFO_INF_TSUSED_ (0x00FF0000) /* RO */ +#define TX_FIFO_INF_TDFREE_ (0x0000FFFF) /* RO */ + +#define PMT_CTRL (0x84) +#define PMT_CTRL_PM_MODE_ (0x00003000) /* Self Clearing */ +#define PMT_CTRL_PHY_RST_ (0x00000400) /* Self Clearing */ +#define PMT_CTRL_WOL_EN_ (0x00000200) /* R/W */ +#define PMT_CTRL_ED_EN_ (0x00000100) /* R/W */ +#define PMT_CTRL_PME_TYPE_ (0x00000040) /* R/W Not Affected by SW Reset */ +#define PMT_CTRL_WUPS_ (0x00000030) /* R/WC */ +#define PMT_CTRL_WUPS_NOWAKE_ (0x00000000) /* R/WC */ +#define PMT_CTRL_WUPS_ED_ (0x00000010) /* R/WC */ +#define PMT_CTRL_WUPS_WOL_ (0x00000020) /* R/WC */ +#define PMT_CTRL_WUPS_MULTI_ (0x00000030) /* R/WC */ +#define PMT_CTRL_PME_IND_ (0x00000008) /* R/W */ +#define PMT_CTRL_PME_POL_ (0x00000004) /* R/W */ +#define PMT_CTRL_PME_EN_ (0x00000002) /* R/W Not Affected by SW Reset */ +#define PMT_CTRL_READY_ (0x00000001) /* RO */ + +#define GPIO_CFG (0x88) +#define GPIO_CFG_LED3_EN_ (0x40000000) /* R/W */ +#define GPIO_CFG_LED2_EN_ (0x20000000) /* R/W */ +#define GPIO_CFG_LED1_EN_ (0x10000000) /* R/W */ +#define GPIO_CFG_GPIO2_INT_POL_ (0x04000000) /* R/W */ +#define GPIO_CFG_GPIO1_INT_POL_ (0x02000000) /* R/W */ +#define GPIO_CFG_GPIO0_INT_POL_ (0x01000000) /* R/W */ +#define GPIO_CFG_EEPR_EN_ (0x00700000) /* R/W */ +#define GPIO_CFG_GPIOBUF2_ (0x00040000) /* R/W */ +#define GPIO_CFG_GPIOBUF1_ (0x00020000) /* R/W */ +#define GPIO_CFG_GPIOBUF0_ (0x00010000) /* R/W */ +#define GPIO_CFG_GPIODIR2_ (0x00000400) /* R/W */ +#define GPIO_CFG_GPIODIR1_ (0x00000200) /* R/W */ +#define GPIO_CFG_GPIODIR0_ (0x00000100) /* R/W */ +#define GPIO_CFG_GPIOD4_ (0x00000010) /* R/W */ +#define GPIO_CFG_GPIOD3_ (0x00000008) /* R/W */ +#define GPIO_CFG_GPIOD2_ (0x00000004) /* R/W */ +#define GPIO_CFG_GPIOD1_ (0x00000002) /* R/W */ +#define GPIO_CFG_GPIOD0_ (0x00000001) /* R/W */ + +#define GPT_CFG (0x8C) +#define GPT_CFG_TIMER_EN_ (0x20000000) /* R/W */ +#define GPT_CFG_GPT_LOAD_ (0x0000FFFF) /* R/W */ + +#define GPT_CNT (0x90) +#define GPT_CNT_GPT_CNT_ (0x0000FFFF) /* RO */ + +#define ENDIAN (0x98) +#define FREE_RUN (0x9C) +#define RX_DROP (0xA0) +#define MAC_CSR_CMD (0xA4) +#define MAC_CSR_CMD_CSR_BUSY_ (0x80000000) /* Self Clearing */ +#define MAC_CSR_CMD_R_NOT_W_ (0x40000000) /* R/W */ +#define MAC_CSR_CMD_CSR_ADDR_ (0x000000FF) /* R/W */ + +#define MAC_CSR_DATA (0xA8) +#define AFC_CFG (0xAC) +#define AFC_CFG_AFC_HI_ (0x00FF0000) /* R/W */ +#define AFC_CFG_AFC_LO_ (0x0000FF00) /* R/W */ +#define AFC_CFG_BACK_DUR_ (0x000000F0) /* R/W */ +#define AFC_CFG_FCMULT_ (0x00000008) /* R/W */ +#define AFC_CFG_FCBRD_ (0x00000004) /* R/W */ +#define AFC_CFG_FCADD_ (0x00000002) /* R/W */ +#define AFC_CFG_FCANY_ (0x00000001) /* R/W */ + +#define E2P_CMD (0xB0) +#define E2P_CMD_EPC_BUSY_ (0x80000000) /* Self Clearing */ +#define E2P_CMD_EPC_CMD_ (0x70000000) /* R/W */ +#define E2P_CMD_EPC_CMD_READ_ (0x00000000) /* R/W */ +#define E2P_CMD_EPC_CMD_EWDS_ (0x10000000) /* R/W */ +#define E2P_CMD_EPC_CMD_EWEN_ (0x20000000) /* R/W */ +#define E2P_CMD_EPC_CMD_WRITE_ (0x30000000) /* R/W */ +#define E2P_CMD_EPC_CMD_WRAL_ (0x40000000) /* R/W */ +#define E2P_CMD_EPC_CMD_ERASE_ (0x50000000) /* R/W */ +#define E2P_CMD_EPC_CMD_ERAL_ (0x60000000) /* R/W */ +#define E2P_CMD_EPC_CMD_RELOAD_ (0x70000000) /* R/W */ +#define E2P_CMD_EPC_TIMEOUT_ (0x00000200) /* RO */ +#define E2P_CMD_MAC_ADDR_LOADED_ (0x00000100) /* RO */ +#define E2P_CMD_EPC_ADDR_ (0x000000FF) /* R/W */ + +#define E2P_DATA (0xB4) +#define E2P_DATA_EEPROM_DATA_ (0x000000FF) /* R/W */ +/* end of LAN register offsets and bit definitions */ + +/* + **************************************************************************** + **************************************************************************** + * MAC Control and Status Register (Indirect Address) + * Offset (through the MAC_CSR CMD and DATA port) + **************************************************************************** + **************************************************************************** + * + */ +#define MAC_CR (0x01) /* R/W */ + +/* MAC_CR - MAC Control Register */ +#define MAC_CR_RXALL_ (0x80000000) +// TODO: delete this bit? It is not described in the data sheet. +#define MAC_CR_HBDIS_ (0x10000000) +#define MAC_CR_RCVOWN_ (0x00800000) +#define MAC_CR_LOOPBK_ (0x00200000) +#define MAC_CR_FDPX_ (0x00100000) +#define MAC_CR_MCPAS_ (0x00080000) +#define MAC_CR_PRMS_ (0x00040000) +#define MAC_CR_INVFILT_ (0x00020000) +#define MAC_CR_PASSBAD_ (0x00010000) +#define MAC_CR_HFILT_ (0x00008000) +#define MAC_CR_HPFILT_ (0x00002000) +#define MAC_CR_LCOLL_ (0x00001000) +#define MAC_CR_BCAST_ (0x00000800) +#define MAC_CR_DISRTY_ (0x00000400) +#define MAC_CR_PADSTR_ (0x00000100) +#define MAC_CR_BOLMT_MASK_ (0x000000C0) +#define MAC_CR_DFCHK_ (0x00000020) +#define MAC_CR_TXEN_ (0x00000008) +#define MAC_CR_RXEN_ (0x00000004) + +#define ADDRH (0x02) /* R/W mask 0x0000FFFFUL */ +#define ADDRL (0x03) /* R/W mask 0xFFFFFFFFUL */ +#define HASHH (0x04) /* R/W */ +#define HASHL (0x05) /* R/W */ + +#define MII_ACC (0x06) /* R/W */ +#define MII_ACC_PHY_ADDR_ (0x0000F800) +#define MII_ACC_MIIRINDA_ (0x000007C0) +#define MII_ACC_MII_WRITE_ (0x00000002) +#define MII_ACC_MII_BUSY_ (0x00000001) + +#define MII_DATA (0x07) /* R/W mask 0x0000FFFFUL */ + +#define FLOW (0x08) /* R/W */ +#define FLOW_FCPT_ (0xFFFF0000) +#define FLOW_FCPASS_ (0x00000004) +#define FLOW_FCEN_ (0x00000002) +#define FLOW_FCBSY_ (0x00000001) + +#define VLAN1 (0x09) /* R/W mask 0x0000FFFFUL */ +#define VLAN1_VTI1_ (0x0000ffff) + +#define VLAN2 (0x0A) /* R/W mask 0x0000FFFFUL */ +#define VLAN2_VTI2_ (0x0000ffff) + +#define WUFF (0x0B) /* WO */ + +#define WUCSR (0x0C) /* R/W */ +#define WUCSR_GUE_ (0x00000200) +#define WUCSR_WUFR_ (0x00000040) +#define WUCSR_MPR_ (0x00000020) +#define WUCSR_WAKE_EN_ (0x00000004) +#define WUCSR_MPEN_ (0x00000002) + +/* + **************************************************************************** + * Chip Specific MII Defines + **************************************************************************** + * + * Phy register offsets and bit definitions + * + */ + +#define PHY_MODE_CTRL_STS ((u32)17) /* Mode Control/Status Register */ +//#define MODE_CTRL_STS_FASTRIP_ ((u16)0x4000) +#define MODE_CTRL_STS_EDPWRDOWN_ ((u16)0x2000) +//#define MODE_CTRL_STS_LOWSQEN_ ((u16)0x0800) +//#define MODE_CTRL_STS_MDPREBP_ ((u16)0x0400) +//#define MODE_CTRL_STS_FARLOOPBACK_ ((u16)0x0200) +//#define MODE_CTRL_STS_FASTEST_ ((u16)0x0100) +//#define MODE_CTRL_STS_REFCLKEN_ ((u16)0x0010) +//#define MODE_CTRL_STS_PHYADBP_ ((u16)0x0008) +//#define MODE_CTRL_STS_FORCE_G_LINK_ ((u16)0x0004) +#define MODE_CTRL_STS_ENERGYON_ ((u16)0x0002) + +#define PHY_INT_SRC ((u32)29) +#define PHY_INT_SRC_ENERGY_ON_ ((u16)0x0080) +#define PHY_INT_SRC_ANEG_COMP_ ((u16)0x0040) +#define PHY_INT_SRC_REMOTE_FAULT_ ((u16)0x0020) +#define PHY_INT_SRC_LINK_DOWN_ ((u16)0x0010) +#define PHY_INT_SRC_ANEG_LP_ACK_ ((u16)0x0008) +#define PHY_INT_SRC_PAR_DET_FAULT_ ((u16)0x0004) +#define PHY_INT_SRC_ANEG_PGRX_ ((u16)0x0002) + +#define PHY_INT_MASK ((u32)30) +#define PHY_INT_MASK_ENERGY_ON_ ((u16)0x0080) +#define PHY_INT_MASK_ANEG_COMP_ ((u16)0x0040) +#define PHY_INT_MASK_REMOTE_FAULT_ ((u16)0x0020) +#define PHY_INT_MASK_LINK_DOWN_ ((u16)0x0010) +#define PHY_INT_MASK_ANEG_LP_ACK_ ((u16)0x0008) +#define PHY_INT_MASK_PAR_DET_FAULT_ ((u16)0x0004) +#define PHY_INT_MASK_ANEG_PGRX_ ((u16)0x0002) + +#define PHY_SPECIAL ((u32)31) +#define PHY_SPECIAL_ANEG_DONE_ ((u16)0x1000) +#define PHY_SPECIAL_RES_ ((u16)0x0040) +#define PHY_SPECIAL_RES_MASK_ ((u16)0x0FE1) +#define PHY_SPECIAL_SPD_ ((u16)0x001C) +#define PHY_SPECIAL_SPD_10HALF_ ((u16)0x0004) +#define PHY_SPECIAL_SPD_10FULL_ ((u16)0x0014) +#define PHY_SPECIAL_SPD_100HALF_ ((u16)0x0008) +#define PHY_SPECIAL_SPD_100FULL_ ((u16)0x0018) + +#define LAN911X_INTERNAL_PHY_ID (0x0007C000) + +/* Chip ID values */ +#define CHIP_9115 0x115 +#define CHIP_9116 0x116 +#define CHIP_9117 0x117 +#define CHIP_9118 0x118 + +struct chip_id { + u16 id; + char *name; +}; + +static const struct chip_id chip_ids[] = { + { CHIP_9115, "LAN9115" }, + { CHIP_9116, "LAN9116" }, + { CHIP_9117, "LAN9117" }, + { CHIP_9118, "LAN9118" }, + { 0, NULL }, +}; + +#define IS_REV_A(x) ((x & 0xFFFF)==0) + +/* + * Macros to abstract register access according to the data bus + * capabilities. Please use those and not the in/out primitives. + */ +/* FIFO read/write macros */ +#define SMC_PUSH_DATA(p, l) SMC_outsl( ioaddr, TX_DATA_FIFO, p, (l) >> 2 ) +#define SMC_PULL_DATA(p, l) SMC_insl ( ioaddr, RX_DATA_FIFO, p, (l) >> 2 ) +#define SMC_SET_TX_FIFO(x) SMC_outl( x, ioaddr, TX_DATA_FIFO ) +#define SMC_GET_RX_FIFO() SMC_inl( ioaddr, RX_DATA_FIFO ) + + +/* I/O mapped register read/write macros */ +#define SMC_GET_TX_STS_FIFO() SMC_inl( ioaddr, TX_STATUS_FIFO ) +#define SMC_GET_RX_STS_FIFO() SMC_inl( ioaddr, RX_STATUS_FIFO ) +#define SMC_GET_RX_STS_FIFO_PEEK() SMC_inl( ioaddr, RX_STATUS_FIFO_PEEK ) +#define SMC_GET_PN() (SMC_inl( ioaddr, ID_REV ) >> 16) +#define SMC_GET_REV() (SMC_inl( ioaddr, ID_REV ) & 0xFFFF) +#define SMC_GET_IRQ_CFG() SMC_inl( ioaddr, INT_CFG ) +#define SMC_SET_IRQ_CFG(x) SMC_outl( x, ioaddr, INT_CFG ) +#define SMC_GET_INT() SMC_inl( ioaddr, INT_STS ) +#define SMC_ACK_INT(x) SMC_outl( x, ioaddr, INT_STS ) +#define SMC_GET_INT_EN() SMC_inl( ioaddr, INT_EN ) +#define SMC_SET_INT_EN(x) SMC_outl( x, ioaddr, INT_EN ) +#define SMC_GET_BYTE_TEST() SMC_inl( ioaddr, BYTE_TEST ) +#define SMC_SET_BYTE_TEST(x) SMC_outl( x, ioaddr, BYTE_TEST ) +#define SMC_GET_FIFO_INT() SMC_inl( ioaddr, FIFO_INT ) +#define SMC_SET_FIFO_INT(x) SMC_outl( x, ioaddr, FIFO_INT ) +#define SMC_SET_FIFO_TDA(x) \ + do { \ + unsigned long __flags; \ + int __mask; \ + local_irq_save(__flags); \ + __mask = SMC_GET_FIFO_INT() & ~(0xFF<<24); \ + SMC_SET_FIFO_INT( __mask | (x)<<24 ); \ + local_irq_restore(__flags); \ + } while (0) +#define SMC_SET_FIFO_TSL(x) \ + do { \ + unsigned long __flags; \ + int __mask; \ + local_irq_save(__flags); \ + __mask = SMC_GET_FIFO_INT() & ~(0xFF<<16); \ + SMC_SET_FIFO_INT( __mask | (((x) & 0xFF)<<16)); \ + local_irq_restore(__flags); \ + } while (0) +#define SMC_SET_FIFO_RSA(x) \ + do { \ + unsigned long __flags; \ + int __mask; \ + local_irq_save(__flags); \ + __mask = SMC_GET_FIFO_INT() & ~(0xFF<<8); \ + SMC_SET_FIFO_INT( __mask | (((x) & 0xFF)<<8)); \ + local_irq_restore(__flags); \ + } while (0) +#define SMC_SET_FIFO_RSL(x) \ + do { \ + unsigned long __flags; \ + int __mask; \ + local_irq_save(__flags); \ + __mask = SMC_GET_FIFO_INT() & ~0xFF; \ + SMC_SET_FIFO_INT( __mask | ((x) & 0xFF)); \ + local_irq_restore(__flags); \ + } while (0) +#define SMC_GET_RX_CFG() SMC_inl( ioaddr, RX_CFG ) +#define SMC_SET_RX_CFG(x) SMC_outl( x, ioaddr, RX_CFG ) +#define SMC_GET_TX_CFG() SMC_inl( ioaddr, TX_CFG ) +#define SMC_SET_TX_CFG(x) SMC_outl( x, ioaddr, TX_CFG ) +#define SMC_GET_HW_CFG() SMC_inl( ioaddr, HW_CFG ) +#define SMC_SET_HW_CFG(x) SMC_outl( x, ioaddr, HW_CFG ) +#define SMC_GET_RX_DP_CTRL() SMC_inl( ioaddr, RX_DP_CTRL ) +#define SMC_SET_RX_DP_CTRL(x) SMC_outl( x, ioaddr, RX_DP_CTRL ) +#define SMC_GET_PMT_CTRL() SMC_inl( ioaddr, PMT_CTRL ) +#define SMC_SET_PMT_CTRL(x) SMC_outl( x, ioaddr, PMT_CTRL ) +#define SMC_GET_GPIO_CFG() SMC_inl( ioaddr, GPIO_CFG ) +#define SMC_SET_GPIO_CFG(x) SMC_outl( x, ioaddr, GPIO_CFG ) +#define SMC_GET_RX_FIFO_INF() SMC_inl( ioaddr, RX_FIFO_INF ) +#define SMC_SET_RX_FIFO_INF(x) SMC_outl( x, ioaddr, RX_FIFO_INF ) +#define SMC_GET_TX_FIFO_INF() SMC_inl( ioaddr, TX_FIFO_INF ) +#define SMC_SET_TX_FIFO_INF(x) SMC_outl( x, ioaddr, TX_FIFO_INF ) +#define SMC_GET_GPT_CFG() SMC_inl( ioaddr, GPT_CFG ) +#define SMC_SET_GPT_CFG(x) SMC_outl( x, ioaddr, GPT_CFG ) +#define SMC_GET_RX_DROP() SMC_inl( ioaddr, RX_DROP ) +#define SMC_SET_RX_DROP(x) SMC_outl( x, ioaddr, RX_DROP ) +#define SMC_GET_MAC_CMD() SMC_inl( ioaddr, MAC_CSR_CMD ) +#define SMC_SET_MAC_CMD(x) SMC_outl( x, ioaddr, MAC_CSR_CMD ) +#define SMC_GET_MAC_DATA() SMC_inl( ioaddr, MAC_CSR_DATA ) +#define SMC_SET_MAC_DATA(x) SMC_outl( x, ioaddr, MAC_CSR_DATA ) +#define SMC_GET_AFC_CFG() SMC_inl( ioaddr, AFC_CFG ) +#define SMC_SET_AFC_CFG(x) SMC_outl( x, ioaddr, AFC_CFG ) +#define SMC_GET_E2P_CMD() SMC_inl( ioaddr, E2P_CMD ) +#define SMC_SET_E2P_CMD(x) SMC_outl( x, ioaddr, E2P_CMD ) +#define SMC_GET_E2P_DATA() SMC_inl( ioaddr, E2P_DATA ) +#define SMC_SET_E2P_DATA(x) SMC_outl( x, ioaddr, E2P_DATA ) + +/* MAC register read/write macros */ +#define SMC_GET_MAC_CSR(a,v) \ + do { \ + while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + SMC_SET_MAC_CMD(MAC_CSR_CMD_CSR_BUSY_ | \ + MAC_CSR_CMD_R_NOT_W_ | (a) ); \ + while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + v = SMC_GET_MAC_DATA(); \ + } while (0) +#define SMC_SET_MAC_CSR(a,v) \ + do { \ + while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + SMC_SET_MAC_DATA(v); \ + SMC_SET_MAC_CMD(MAC_CSR_CMD_CSR_BUSY_ | (a) ); \ + while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + } while (0) +#define SMC_GET_MAC_CR(x) SMC_GET_MAC_CSR( MAC_CR, x ) +#define SMC_SET_MAC_CR(x) SMC_SET_MAC_CSR( MAC_CR, x ) +#define SMC_GET_ADDRH(x) SMC_GET_MAC_CSR( ADDRH, x ) +#define SMC_SET_ADDRH(x) SMC_SET_MAC_CSR( ADDRH, x ) +#define SMC_GET_ADDRL(x) SMC_GET_MAC_CSR( ADDRL, x ) +#define SMC_SET_ADDRL(x) SMC_SET_MAC_CSR( ADDRL, x ) +#define SMC_GET_HASHH(x) SMC_GET_MAC_CSR( HASHH, x ) +#define SMC_SET_HASHH(x) SMC_SET_MAC_CSR( HASHH, x ) +#define SMC_GET_HASHL(x) SMC_GET_MAC_CSR( HASHL, x ) +#define SMC_SET_HASHL(x) SMC_SET_MAC_CSR( HASHL, x ) +#define SMC_GET_MII_ACC(x) SMC_GET_MAC_CSR( MII_ACC, x ) +#define SMC_SET_MII_ACC(x) SMC_SET_MAC_CSR( MII_ACC, x ) +#define SMC_GET_MII_DATA(x) SMC_GET_MAC_CSR( MII_DATA, x ) +#define SMC_SET_MII_DATA(x) SMC_SET_MAC_CSR( MII_DATA, x ) +#define SMC_GET_FLOW(x) SMC_GET_MAC_CSR( FLOW, x ) +#define SMC_SET_FLOW(x) SMC_SET_MAC_CSR( FLOW, x ) +#define SMC_GET_VLAN1(x) SMC_GET_MAC_CSR( VLAN1, x ) +#define SMC_SET_VLAN1(x) SMC_SET_MAC_CSR( VLAN1, x ) +#define SMC_GET_VLAN2(x) SMC_GET_MAC_CSR( VLAN2, x ) +#define SMC_SET_VLAN2(x) SMC_SET_MAC_CSR( VLAN2, x ) +#define SMC_SET_WUFF(x) SMC_SET_MAC_CSR( WUFF, x ) +#define SMC_GET_WUCSR(x) SMC_GET_MAC_CSR( WUCSR, x ) +#define SMC_SET_WUCSR(x) SMC_SET_MAC_CSR( WUCSR, x ) + +/* PHY register read/write macros */ +#define SMC_GET_MII(a,phy,v) \ + do { \ + u32 __v; \ + do { \ + SMC_GET_MII_ACC(__v); \ + } while ( __v & MII_ACC_MII_BUSY_ ); \ + SMC_SET_MII_ACC( ((phy)<<11) | ((a)<<6) | \ + MII_ACC_MII_BUSY_); \ + do { \ + SMC_GET_MII_ACC(__v); \ + } while ( __v & MII_ACC_MII_BUSY_ ); \ + SMC_GET_MII_DATA(v); \ + } while (0) +#define SMC_SET_MII(a,phy,v) \ + do { \ + u32 __v; \ + do { \ + SMC_GET_MII_ACC(__v); \ + } while ( __v & MII_ACC_MII_BUSY_ ); \ + SMC_SET_MII_DATA(v); \ + SMC_SET_MII_ACC( ((phy)<<11) | ((a)<<6) | \ + MII_ACC_MII_BUSY_ | \ + MII_ACC_MII_WRITE_ ); \ + do { \ + SMC_GET_MII_ACC(__v); \ + } while ( __v & MII_ACC_MII_BUSY_ ); \ + } while (0) +#define SMC_GET_PHY_BMCR(phy,x) SMC_GET_MII( MII_BMCR, phy, x ) +#define SMC_SET_PHY_BMCR(phy,x) SMC_SET_MII( MII_BMCR, phy, x ) +#define SMC_GET_PHY_BMSR(phy,x) SMC_GET_MII( MII_BMSR, phy, x ) +#define SMC_GET_PHY_ID1(phy,x) SMC_GET_MII( MII_PHYSID1, phy, x ) +#define SMC_GET_PHY_ID2(phy,x) SMC_GET_MII( MII_PHYSID2, phy, x ) +#define SMC_GET_PHY_MII_ADV(phy,x) SMC_GET_MII( MII_ADVERTISE, phy, x ) +#define SMC_SET_PHY_MII_ADV(phy,x) SMC_SET_MII( MII_ADVERTISE, phy, x ) +#define SMC_GET_PHY_MII_LPA(phy,x) SMC_GET_MII( MII_LPA, phy, x ) +#define SMC_SET_PHY_MII_LPA(phy,x) SMC_SET_MII( MII_LPA, phy, x ) +#define SMC_GET_PHY_CTRL_STS(phy,x) SMC_GET_MII( PHY_MODE_CTRL_STS, phy, x ) +#define SMC_SET_PHY_CTRL_STS(phy,x) SMC_SET_MII( PHY_MODE_CTRL_STS, phy, x ) +#define SMC_GET_PHY_INT_SRC(phy,x) SMC_GET_MII( PHY_INT_SRC, phy, x ) +#define SMC_SET_PHY_INT_SRC(phy,x) SMC_SET_MII( PHY_INT_SRC, phy, x ) +#define SMC_GET_PHY_INT_MASK(phy,x) SMC_GET_MII( PHY_INT_MASK, phy, x ) +#define SMC_SET_PHY_INT_MASK(phy,x) SMC_SET_MII( PHY_INT_MASK, phy, x ) +#define SMC_GET_PHY_SPECIAL(phy,x) SMC_GET_MII( PHY_SPECIAL, phy, x ) + + + +/* Misc read/write macros */ + +#ifndef SMC_GET_MAC_ADDR +#define SMC_GET_MAC_ADDR(addr) \ + do { \ + unsigned int __v; \ + \ + SMC_GET_MAC_CSR(ADDRL, __v); \ + addr[0] = __v; addr[1] = __v >> 8; \ + addr[2] = __v >> 16; addr[3] = __v >> 24; \ + SMC_GET_MAC_CSR(ADDRH, __v); \ + addr[4] = __v; addr[5] = __v >> 8; \ + } while (0) +#endif + +#define SMC_SET_MAC_ADDR(addr) \ + do { \ + SMC_SET_MAC_CSR(ADDRL, \ + addr[0] | \ + (addr[1] << 8) | \ + (addr[2] << 16) | \ + (addr[3] << 24)); \ + SMC_SET_MAC_CSR(ADDRH, addr[4]|(addr[5] << 8));\ + } while (0) + + +#define SMC_WRITE_EEPROM_CMD(cmd, addr) \ + do { \ + while (SMC_GET_E2P_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + SMC_SET_MAC_CMD(MAC_CSR_CMD_R_NOT_W_ | a ); \ + while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + } while (0) + +#endif /* _SMC911X_H_ */ diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index e1be1af5120..f72a4f57905 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -129,6 +129,24 @@ #define SMC_insb(a, r, p, l) readsb((a) + (r), p, (l)) #define SMC_outsb(a, r, p, l) writesb((a) + (r), p, (l)) +#elif defined(CONFIG_MACH_LOGICPD_PXA270) + +#define SMC_CAN_USE_8BIT 0 +#define SMC_CAN_USE_16BIT 1 +#define SMC_CAN_USE_32BIT 0 +#define SMC_IO_SHIFT 0 +#define SMC_NOWAIT 1 +#define SMC_USE_PXA_DMA 1 + +#define SMC_inb(a, r) readb((a) + (r)) +#define SMC_inw(a, r) readw((a) + (r)) +#define SMC_inl(a, r) readl((a) + (r)) +#define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outw(v, a, r) writew(v, (a) + (r)) +#define SMC_outl(v, a, r) writel(v, (a) + (r)) +#define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) +#define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) + #elif defined(CONFIG_ARCH_INNOKOM) || \ defined(CONFIG_MACH_MAINSTONE) || \ defined(CONFIG_ARCH_PXA_IDP) || \ diff --git a/drivers/net/wan/pci200syn.c b/drivers/net/wan/pci200syn.c index eba8e5cfacc..f485a97844c 100644 --- a/drivers/net/wan/pci200syn.c +++ b/drivers/net/wan/pci200syn.c @@ -50,10 +50,6 @@ static const char* devname = "PCI200SYN"; static int pci_clock_freq = 33000000; #define CLOCK_BASE pci_clock_freq -#define PCI_VENDOR_ID_GORAMO 0x10B5 /* uses PLX:9050 ID - this card */ -#define PCI_DEVICE_ID_PCI200SYN 0x9050 /* doesn't have its own ID */ - - /* * PLX PCI9052 local configuration and shared runtime registers. * This structure can be used to access 9052 registers (memory mapped). @@ -262,7 +258,7 @@ static void pci200_pci_remove_one(struct pci_dev *pdev) int i; card_t *card = pci_get_drvdata(pdev); - for(i = 0; i < 2; i++) + for (i = 0; i < 2; i++) if (card->ports[i].card) { struct net_device *dev = port_to_dev(&card->ports[i]); unregister_hdlc_device(dev); @@ -385,6 +381,15 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev, " %u RX packets rings\n", ramsize / 1024, ramphys, pdev->irq, card->tx_ring_buffers, card->rx_ring_buffers); + if (pdev->subsystem_device == PCI_DEVICE_ID_PLX_9050) { + printk(KERN_ERR "Detected PCI200SYN card with old " + "configuration data.\n"); + printk(KERN_ERR "See <http://www.kernel.org/pub/" + "linux/utils/net/hdlc/pci200syn/> for update.\n"); + printk(KERN_ERR "The card will stop working with" + " future versions of Linux if not updated.\n"); + } + if (card->tx_ring_buffers < 1) { printk(KERN_ERR "pci200syn: RAM test failed\n"); pci200_pci_remove_one(pdev); @@ -396,7 +401,7 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev, writew(readw(p) | 0x0040, p); /* Allocate IRQ */ - if(request_irq(pdev->irq, sca_intr, SA_SHIRQ, devname, card)) { + if (request_irq(pdev->irq, sca_intr, SA_SHIRQ, devname, card)) { printk(KERN_WARNING "pci200syn: could not allocate IRQ%d.\n", pdev->irq); pci200_pci_remove_one(pdev); @@ -406,7 +411,7 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev, sca_init(card, 0); - for(i = 0; i < 2; i++) { + for (i = 0; i < 2; i++) { port_t *port = &card->ports[i]; struct net_device *dev = port_to_dev(port); hdlc_device *hdlc = dev_to_hdlc(dev); @@ -425,7 +430,7 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev, hdlc->xmit = sca_xmit; port->settings.clock_type = CLOCK_EXT; port->card = card; - if(register_hdlc_device(dev)) { + if (register_hdlc_device(dev)) { printk(KERN_ERR "pci200syn: unable to register hdlc " "device\n"); port->card = NULL; @@ -445,8 +450,10 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev, static struct pci_device_id pci200_pci_tbl[] __devinitdata = { - { PCI_VENDOR_ID_GORAMO, PCI_DEVICE_ID_PCI200SYN, PCI_ANY_ID, - PCI_ANY_ID, 0, 0, 0 }, + { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, PCI_VENDOR_ID_PLX, + PCI_DEVICE_ID_PLX_9050, 0, 0, 0 }, + { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, PCI_VENDOR_ID_PLX, + PCI_DEVICE_ID_PLX_PCI200SYN, 0, 0, 0 }, { 0, } }; diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig index e0874cbfefe..d7691c48283 100644 --- a/drivers/net/wireless/Kconfig +++ b/drivers/net/wireless/Kconfig @@ -235,7 +235,35 @@ config IPW2200_MONITOR promiscuous mode via the Wireless Tool's Monitor mode. While in this mode, no packets can be sent. -config IPW_QOS +config IPW2200_RADIOTAP + bool "Enable radiotap format 802.11 raw packet support" + depends on IPW2200_MONITOR + +config IPW2200_PROMISCUOUS + bool "Enable creation of a RF radiotap promiscuous interface" + depends on IPW2200_MONITOR + select IPW2200_RADIOTAP + ---help--- + Enables the creation of a second interface prefixed 'rtap'. + This second interface will provide every received in radiotap + format. + + This is useful for performing wireless network analysis while + maintaining an active association. + + Example usage: + + % modprobe ipw2200 rtap_iface=1 + % ifconfig rtap0 up + % tethereal -i rtap0 + + If you do not specify 'rtap_iface=1' as a module parameter then + the rtap interface will not be created and you will need to turn + it on via sysfs: + + % echo 1 > /sys/bus/pci/drivers/ipw2200/*/rtap_iface + +config IPW2200_QOS bool "Enable QoS support" depends on IPW2200 && EXPERIMENTAL diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index 00764ddd74d..7f2dacf634e 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -47,6 +47,7 @@ #include <linux/ioport.h> #include <linux/pci.h> #include <asm/uaccess.h> +#include <net/ieee80211.h> #include "airo.h" @@ -467,6 +468,8 @@ static int do8bitIO = 0; #define RID_ECHOTEST_RESULTS 0xFF71 #define RID_BSSLISTFIRST 0xFF72 #define RID_BSSLISTNEXT 0xFF73 +#define RID_WPA_BSSLISTFIRST 0xFF74 +#define RID_WPA_BSSLISTNEXT 0xFF75 typedef struct { u16 cmd; @@ -739,6 +742,14 @@ typedef struct { u16 extSoftCap; } CapabilityRid; + +/* Only present on firmware >= 5.30.17 */ +typedef struct { + u16 unknown[4]; + u8 fixed[12]; /* WLAN management frame */ + u8 iep[624]; +} BSSListRidExtra; + typedef struct { u16 len; u16 index; /* First is 0 and 0xffff means end of list */ @@ -767,6 +778,9 @@ typedef struct { } fh; u16 dsChannel; u16 atimWindow; + + /* Only present on firmware >= 5.30.17 */ + BSSListRidExtra extra; } BSSListRid; typedef struct { @@ -1140,8 +1154,6 @@ struct airo_info { char defindex; // Used with auto wep struct proc_dir_entry *proc_entry; spinlock_t aux_lock; - unsigned long flags; -#define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */ #define FLAG_RADIO_OFF 0 /* User disabling of MAC */ #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */ #define FLAG_RADIO_MASK 0x03 @@ -1151,6 +1163,7 @@ struct airo_info { #define FLAG_UPDATE_MULTI 5 #define FLAG_UPDATE_UNI 6 #define FLAG_802_11 7 +#define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */ #define FLAG_PENDING_XMIT 9 #define FLAG_PENDING_XMIT11 10 #define FLAG_MPI 11 @@ -1158,17 +1171,19 @@ struct airo_info { #define FLAG_COMMIT 13 #define FLAG_RESET 14 #define FLAG_FLASHING 15 -#define JOB_MASK 0x2ff0000 -#define JOB_DIE 16 -#define JOB_XMIT 17 -#define JOB_XMIT11 18 -#define JOB_STATS 19 -#define JOB_PROMISC 20 -#define JOB_MIC 21 -#define JOB_EVENT 22 -#define JOB_AUTOWEP 23 -#define JOB_WSTATS 24 -#define JOB_SCAN_RESULTS 25 +#define FLAG_WPA_CAPABLE 16 + unsigned long flags; +#define JOB_DIE 0 +#define JOB_XMIT 1 +#define JOB_XMIT11 2 +#define JOB_STATS 3 +#define JOB_PROMISC 4 +#define JOB_MIC 5 +#define JOB_EVENT 6 +#define JOB_AUTOWEP 7 +#define JOB_WSTATS 8 +#define JOB_SCAN_RESULTS 9 + unsigned long jobs; int (*bap_read)(struct airo_info*, u16 *pu16Dst, int bytelen, int whichbap); unsigned short *flash; @@ -1208,6 +1223,11 @@ struct airo_info { #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE char proc_name[IFNAMSIZ]; + /* WPA-related stuff */ + unsigned int bssListFirst; + unsigned int bssListNext; + unsigned int bssListRidLen; + struct list_head network_list; struct list_head network_free_list; BSSListElement *networks; @@ -1264,7 +1284,7 @@ static void micinit(struct airo_info *ai) { MICRid mic_rid; - clear_bit(JOB_MIC, &ai->flags); + clear_bit(JOB_MIC, &ai->jobs); PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0); up(&ai->sem); @@ -1705,24 +1725,24 @@ static void emmh32_final(emmh32_context *context, u8 digest[4]) static int readBSSListRid(struct airo_info *ai, int first, BSSListRid *list) { int rc; - Cmd cmd; - Resp rsp; + Cmd cmd; + Resp rsp; if (first == 1) { - if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; - memset(&cmd, 0, sizeof(cmd)); - cmd.cmd=CMD_LISTBSS; - if (down_interruptible(&ai->sem)) - return -ERESTARTSYS; - issuecommand(ai, &cmd, &rsp); - up(&ai->sem); - /* Let the command take effect */ - ai->task = current; - ssleep(3); - ai->task = NULL; - } - rc = PC4500_readrid(ai, first ? RID_BSSLISTFIRST : RID_BSSLISTNEXT, - list, sizeof(*list), 1); + if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd=CMD_LISTBSS; + if (down_interruptible(&ai->sem)) + return -ERESTARTSYS; + issuecommand(ai, &cmd, &rsp); + up(&ai->sem); + /* Let the command take effect */ + ai->task = current; + ssleep(3); + ai->task = NULL; + } + rc = PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext, + list, ai->bssListRidLen, 1); list->len = le16_to_cpu(list->len); list->index = le16_to_cpu(list->index); @@ -2112,7 +2132,7 @@ static void airo_end_xmit(struct net_device *dev) { int fid = priv->xmit.fid; u32 *fids = priv->fids; - clear_bit(JOB_XMIT, &priv->flags); + clear_bit(JOB_XMIT, &priv->jobs); clear_bit(FLAG_PENDING_XMIT, &priv->flags); status = transmit_802_3_packet (priv, fids[fid], skb->data); up(&priv->sem); @@ -2162,7 +2182,7 @@ static int airo_start_xmit(struct sk_buff *skb, struct net_device *dev) { if (down_trylock(&priv->sem) != 0) { set_bit(FLAG_PENDING_XMIT, &priv->flags); netif_stop_queue(dev); - set_bit(JOB_XMIT, &priv->flags); + set_bit(JOB_XMIT, &priv->jobs); wake_up_interruptible(&priv->thr_wait); } else airo_end_xmit(dev); @@ -2177,7 +2197,7 @@ static void airo_end_xmit11(struct net_device *dev) { int fid = priv->xmit11.fid; u32 *fids = priv->fids; - clear_bit(JOB_XMIT11, &priv->flags); + clear_bit(JOB_XMIT11, &priv->jobs); clear_bit(FLAG_PENDING_XMIT11, &priv->flags); status = transmit_802_11_packet (priv, fids[fid], skb->data); up(&priv->sem); @@ -2233,7 +2253,7 @@ static int airo_start_xmit11(struct sk_buff *skb, struct net_device *dev) { if (down_trylock(&priv->sem) != 0) { set_bit(FLAG_PENDING_XMIT11, &priv->flags); netif_stop_queue(dev); - set_bit(JOB_XMIT11, &priv->flags); + set_bit(JOB_XMIT11, &priv->jobs); wake_up_interruptible(&priv->thr_wait); } else airo_end_xmit11(dev); @@ -2244,7 +2264,7 @@ static void airo_read_stats(struct airo_info *ai) { StatsRid stats_rid; u32 *vals = stats_rid.vals; - clear_bit(JOB_STATS, &ai->flags); + clear_bit(JOB_STATS, &ai->jobs); if (ai->power.event) { up(&ai->sem); return; @@ -2272,10 +2292,10 @@ static struct net_device_stats *airo_get_stats(struct net_device *dev) { struct airo_info *local = dev->priv; - if (!test_bit(JOB_STATS, &local->flags)) { + if (!test_bit(JOB_STATS, &local->jobs)) { /* Get stats out of the card if available */ if (down_trylock(&local->sem) != 0) { - set_bit(JOB_STATS, &local->flags); + set_bit(JOB_STATS, &local->jobs); wake_up_interruptible(&local->thr_wait); } else airo_read_stats(local); @@ -2290,7 +2310,7 @@ static void airo_set_promisc(struct airo_info *ai) { memset(&cmd, 0, sizeof(cmd)); cmd.cmd=CMD_SETMODE; - clear_bit(JOB_PROMISC, &ai->flags); + clear_bit(JOB_PROMISC, &ai->jobs); cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC; issuecommand(ai, &cmd, &rsp); up(&ai->sem); @@ -2302,7 +2322,7 @@ static void airo_set_multicast_list(struct net_device *dev) { if ((dev->flags ^ ai->flags) & IFF_PROMISC) { change_bit(FLAG_PROMISC, &ai->flags); if (down_trylock(&ai->sem) != 0) { - set_bit(JOB_PROMISC, &ai->flags); + set_bit(JOB_PROMISC, &ai->jobs); wake_up_interruptible(&ai->thr_wait); } else airo_set_promisc(ai); @@ -2380,7 +2400,7 @@ void stop_airo_card( struct net_device *dev, int freeres ) } clear_bit(FLAG_REGISTERED, &ai->flags); } - set_bit(JOB_DIE, &ai->flags); + set_bit(JOB_DIE, &ai->jobs); kill_proc(ai->thr_pid, SIGTERM, 1); wait_for_completion(&ai->thr_exited); @@ -2701,14 +2721,14 @@ static int reset_card( struct net_device *dev , int lock) { return 0; } -#define MAX_NETWORK_COUNT 64 +#define AIRO_MAX_NETWORK_COUNT 64 static int airo_networks_allocate(struct airo_info *ai) { if (ai->networks) return 0; ai->networks = - kzalloc(MAX_NETWORK_COUNT * sizeof(BSSListElement), + kzalloc(AIRO_MAX_NETWORK_COUNT * sizeof(BSSListElement), GFP_KERNEL); if (!ai->networks) { airo_print_warn(ai->dev->name, "Out of memory allocating beacons"); @@ -2732,11 +2752,33 @@ static void airo_networks_initialize(struct airo_info *ai) INIT_LIST_HEAD(&ai->network_free_list); INIT_LIST_HEAD(&ai->network_list); - for (i = 0; i < MAX_NETWORK_COUNT; i++) + for (i = 0; i < AIRO_MAX_NETWORK_COUNT; i++) list_add_tail(&ai->networks[i].list, &ai->network_free_list); } +static int airo_test_wpa_capable(struct airo_info *ai) +{ + int status; + CapabilityRid cap_rid; + const char *name = ai->dev->name; + + status = readCapabilityRid(ai, &cap_rid, 1); + if (status != SUCCESS) return 0; + + /* Only firmware versions 5.30.17 or better can do WPA */ + if ((cap_rid.softVer > 0x530) + || ((cap_rid.softVer == 0x530) && (cap_rid.softSubVer >= 0x17))) { + airo_print_info(name, "WPA is supported."); + return 1; + } + + /* No WPA support */ + airo_print_info(name, "WPA unsupported (only firmware versions 5.30.17" + " and greater support WPA. Detected %s)", cap_rid.prodVer); + return 0; +} + static struct net_device *_init_airo_card( unsigned short irq, int port, int is_pcmcia, struct pci_dev *pci, struct device *dmdev ) @@ -2759,6 +2801,7 @@ static struct net_device *_init_airo_card( unsigned short irq, int port, ai = dev->priv; ai->wifidev = NULL; ai->flags = 0; + ai->jobs = 0; ai->dev = dev; if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) { airo_print_dbg(dev->name, "Found an MPI350 card"); @@ -2838,6 +2881,18 @@ static struct net_device *_init_airo_card( unsigned short irq, int port, set_bit(FLAG_FLASHING, &ai->flags); } + /* Test for WPA support */ + if (airo_test_wpa_capable(ai)) { + set_bit(FLAG_WPA_CAPABLE, &ai->flags); + ai->bssListFirst = RID_WPA_BSSLISTFIRST; + ai->bssListNext = RID_WPA_BSSLISTNEXT; + ai->bssListRidLen = sizeof(BSSListRid); + } else { + ai->bssListFirst = RID_BSSLISTFIRST; + ai->bssListNext = RID_BSSLISTNEXT; + ai->bssListRidLen = sizeof(BSSListRid) - sizeof(BSSListRidExtra); + } + rc = register_netdev(dev); if (rc) { airo_print_err(dev->name, "Couldn't register_netdev"); @@ -2875,7 +2930,7 @@ err_out_irq: err_out_unlink: del_airo_dev(dev); err_out_thr: - set_bit(JOB_DIE, &ai->flags); + set_bit(JOB_DIE, &ai->jobs); kill_proc(ai->thr_pid, SIGTERM, 1); wait_for_completion(&ai->thr_exited); err_out_free: @@ -2933,7 +2988,7 @@ static void airo_send_event(struct net_device *dev) { union iwreq_data wrqu; StatusRid status_rid; - clear_bit(JOB_EVENT, &ai->flags); + clear_bit(JOB_EVENT, &ai->jobs); PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0); up(&ai->sem); wrqu.data.length = 0; @@ -2947,7 +3002,7 @@ static void airo_send_event(struct net_device *dev) { static void airo_process_scan_results (struct airo_info *ai) { union iwreq_data wrqu; - BSSListRid BSSList; + BSSListRid bss; int rc; BSSListElement * loop_net; BSSListElement * tmp_net; @@ -2960,15 +3015,15 @@ static void airo_process_scan_results (struct airo_info *ai) { } /* Try to read the first entry of the scan result */ - rc = PC4500_readrid(ai, RID_BSSLISTFIRST, &BSSList, sizeof(BSSList), 0); - if((rc) || (BSSList.index == 0xffff)) { + rc = PC4500_readrid(ai, ai->bssListFirst, &bss, ai->bssListRidLen, 0); + if((rc) || (bss.index == 0xffff)) { /* No scan results */ goto out; } /* Read and parse all entries */ tmp_net = NULL; - while((!rc) && (BSSList.index != 0xffff)) { + while((!rc) && (bss.index != 0xffff)) { /* Grab a network off the free list */ if (!list_empty(&ai->network_free_list)) { tmp_net = list_entry(ai->network_free_list.next, @@ -2977,19 +3032,19 @@ static void airo_process_scan_results (struct airo_info *ai) { } if (tmp_net != NULL) { - memcpy(tmp_net, &BSSList, sizeof(tmp_net->bss)); + memcpy(tmp_net, &bss, sizeof(tmp_net->bss)); list_add_tail(&tmp_net->list, &ai->network_list); tmp_net = NULL; } /* Read next entry */ - rc = PC4500_readrid(ai, RID_BSSLISTNEXT, - &BSSList, sizeof(BSSList), 0); + rc = PC4500_readrid(ai, ai->bssListNext, + &bss, ai->bssListRidLen, 0); } out: ai->scan_timeout = 0; - clear_bit(JOB_SCAN_RESULTS, &ai->flags); + clear_bit(JOB_SCAN_RESULTS, &ai->jobs); up(&ai->sem); /* Send an empty event to user space. @@ -3019,10 +3074,10 @@ static int airo_thread(void *data) { /* make swsusp happy with our thread */ try_to_freeze(); - if (test_bit(JOB_DIE, &ai->flags)) + if (test_bit(JOB_DIE, &ai->jobs)) break; - if (ai->flags & JOB_MASK) { + if (ai->jobs) { locked = down_interruptible(&ai->sem); } else { wait_queue_t wait; @@ -3031,16 +3086,16 @@ static int airo_thread(void *data) { add_wait_queue(&ai->thr_wait, &wait); for (;;) { set_current_state(TASK_INTERRUPTIBLE); - if (ai->flags & JOB_MASK) + if (ai->jobs) break; if (ai->expires || ai->scan_timeout) { if (ai->scan_timeout && time_after_eq(jiffies,ai->scan_timeout)){ - set_bit(JOB_SCAN_RESULTS,&ai->flags); + set_bit(JOB_SCAN_RESULTS, &ai->jobs); break; } else if (ai->expires && time_after_eq(jiffies,ai->expires)){ - set_bit(JOB_AUTOWEP,&ai->flags); + set_bit(JOB_AUTOWEP, &ai->jobs); break; } if (!signal_pending(current)) { @@ -3069,7 +3124,7 @@ static int airo_thread(void *data) { if (locked) continue; - if (test_bit(JOB_DIE, &ai->flags)) { + if (test_bit(JOB_DIE, &ai->jobs)) { up(&ai->sem); break; } @@ -3079,23 +3134,23 @@ static int airo_thread(void *data) { continue; } - if (test_bit(JOB_XMIT, &ai->flags)) + if (test_bit(JOB_XMIT, &ai->jobs)) airo_end_xmit(dev); - else if (test_bit(JOB_XMIT11, &ai->flags)) + else if (test_bit(JOB_XMIT11, &ai->jobs)) airo_end_xmit11(dev); - else if (test_bit(JOB_STATS, &ai->flags)) + else if (test_bit(JOB_STATS, &ai->jobs)) airo_read_stats(ai); - else if (test_bit(JOB_WSTATS, &ai->flags)) + else if (test_bit(JOB_WSTATS, &ai->jobs)) airo_read_wireless_stats(ai); - else if (test_bit(JOB_PROMISC, &ai->flags)) + else if (test_bit(JOB_PROMISC, &ai->jobs)) airo_set_promisc(ai); - else if (test_bit(JOB_MIC, &ai->flags)) + else if (test_bit(JOB_MIC, &ai->jobs)) micinit(ai); - else if (test_bit(JOB_EVENT, &ai->flags)) + else if (test_bit(JOB_EVENT, &ai->jobs)) airo_send_event(dev); - else if (test_bit(JOB_AUTOWEP, &ai->flags)) + else if (test_bit(JOB_AUTOWEP, &ai->jobs)) timer_func(dev); - else if (test_bit(JOB_SCAN_RESULTS, &ai->flags)) + else if (test_bit(JOB_SCAN_RESULTS, &ai->jobs)) airo_process_scan_results(ai); else /* Shouldn't get here, but we make sure to unlock */ up(&ai->sem); @@ -3133,7 +3188,7 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs) if ( status & EV_MIC ) { OUT4500( apriv, EVACK, EV_MIC ); if (test_bit(FLAG_MIC_CAPABLE, &apriv->flags)) { - set_bit(JOB_MIC, &apriv->flags); + set_bit(JOB_MIC, &apriv->jobs); wake_up_interruptible(&apriv->thr_wait); } } @@ -3187,7 +3242,7 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs) set_bit(FLAG_UPDATE_MULTI, &apriv->flags); if (down_trylock(&apriv->sem) != 0) { - set_bit(JOB_EVENT, &apriv->flags); + set_bit(JOB_EVENT, &apriv->jobs); wake_up_interruptible(&apriv->thr_wait); } else airo_send_event(dev); @@ -5485,7 +5540,7 @@ static void timer_func( struct net_device *dev ) { up(&apriv->sem); /* Schedule check to see if the change worked */ - clear_bit(JOB_AUTOWEP, &apriv->flags); + clear_bit(JOB_AUTOWEP, &apriv->jobs); apriv->expires = RUN_AT(HZ*3); } @@ -6876,7 +6931,7 @@ static int airo_get_range(struct net_device *dev, } range->num_txpower = i; range->txpower_capa = IW_TXPOW_MWATT; - range->we_version_source = 12; + range->we_version_source = 19; range->we_version_compiled = WIRELESS_EXT; range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; range->retry_flags = IW_RETRY_LIMIT; @@ -7152,6 +7207,7 @@ static inline char *airo_translate_scan(struct net_device *dev, u16 capabilities; char * current_val; /* For rates */ int i; + char * buf; /* First entry *MUST* be the AP MAC address */ iwe.cmd = SIOCGIWAP; @@ -7238,8 +7294,69 @@ static inline char *airo_translate_scan(struct net_device *dev, if((current_val - current_ev) > IW_EV_LCP_LEN) current_ev = current_val; - /* The other data in the scan result are not really - * interesting, so for now drop it - Jean II */ + /* Beacon interval */ + buf = kmalloc(30, GFP_KERNEL); + if (buf) { + iwe.cmd = IWEVCUSTOM; + sprintf(buf, "bcn_int=%d", bss->beaconInterval); + iwe.u.data.length = strlen(buf); + current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, buf); + kfree(buf); + } + + /* Put WPA/RSN Information Elements into the event stream */ + if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) { + unsigned int num_null_ies = 0; + u16 length = sizeof (bss->extra.iep); + struct ieee80211_info_element *info_element = + (struct ieee80211_info_element *) &bss->extra.iep; + + while ((length >= sizeof(*info_element)) && (num_null_ies < 2)) { + if (sizeof(*info_element) + info_element->len > length) { + /* Invalid element, don't continue parsing IE */ + break; + } + + switch (info_element->id) { + case MFIE_TYPE_SSID: + /* Two zero-length SSID elements + * mean we're done parsing elements */ + if (!info_element->len) + num_null_ies++; + break; + + case MFIE_TYPE_GENERIC: + if (info_element->len >= 4 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x50 && + info_element->data[2] == 0xf2 && + info_element->data[3] == 0x01) { + iwe.cmd = IWEVGENIE; + iwe.u.data.length = min(info_element->len + 2, + MAX_WPA_IE_LEN); + current_ev = iwe_stream_add_point(current_ev, end_buf, + &iwe, (char *) info_element); + } + break; + + case MFIE_TYPE_RSN: + iwe.cmd = IWEVGENIE; + iwe.u.data.length = min(info_element->len + 2, + MAX_WPA_IE_LEN); + current_ev = iwe_stream_add_point(current_ev, end_buf, + &iwe, (char *) info_element); + break; + + default: + break; + } + + length -= sizeof(*info_element) + info_element->len; + info_element = + (struct ieee80211_info_element *)&info_element-> + data[info_element->len]; + } + } return current_ev; } @@ -7521,7 +7638,7 @@ static void airo_read_wireless_stats(struct airo_info *local) u32 *vals = stats_rid.vals; /* Get stats out of the card */ - clear_bit(JOB_WSTATS, &local->flags); + clear_bit(JOB_WSTATS, &local->jobs); if (local->power.event) { up(&local->sem); return; @@ -7565,10 +7682,10 @@ static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev) { struct airo_info *local = dev->priv; - if (!test_bit(JOB_WSTATS, &local->flags)) { + if (!test_bit(JOB_WSTATS, &local->jobs)) { /* Get stats out of the card if available */ if (down_trylock(&local->sem) != 0) { - set_bit(JOB_WSTATS, &local->flags); + set_bit(JOB_WSTATS, &local->jobs); wake_up_interruptible(&local->thr_wait); } else airo_read_wireless_stats(local); diff --git a/drivers/net/wireless/bcm43xx/bcm43xx.h b/drivers/net/wireless/bcm43xx/bcm43xx.h index 2e83083935e..e66fdb1f3cf 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx.h @@ -645,7 +645,6 @@ struct bcm43xx_private { unsigned int irq; void __iomem *mmio_addr; - unsigned int mmio_len; /* Do not use the lock directly. Use the bcm43xx_lock* helper * functions, to be MMIO-safe. */ diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c index 35a4fcb6d92..7497fb16076 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c @@ -92,7 +92,7 @@ static ssize_t devinfo_read_file(struct file *file, char __user *userbuf, fappend("subsystem_vendor: 0x%04x subsystem_device: 0x%04x\n", pci_dev->subsystem_vendor, pci_dev->subsystem_device); fappend("IRQ: %d\n", bcm->irq); - fappend("mmio_addr: 0x%p mmio_len: %u\n", bcm->mmio_addr, bcm->mmio_len); + fappend("mmio_addr: 0x%p\n", bcm->mmio_addr); fappend("chip_id: 0x%04x chip_rev: 0x%02x\n", bcm->chip_id, bcm->chip_rev); if ((bcm->core_80211[0].rev >= 3) && (bcm43xx_read32(bcm, 0x0158) & (1 << 16))) fappend("Radio disabled by hardware!\n"); diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c index 7ed18cad29f..2adf02ac400 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c @@ -3299,8 +3299,7 @@ static void bcm43xx_detach_board(struct bcm43xx_private *bcm) bcm43xx_chipset_detach(bcm); /* Do _not_ access the chip, after it is detached. */ - iounmap(bcm->mmio_addr); - + pci_iounmap(pci_dev, bcm->mmio_addr); pci_release_regions(pci_dev); pci_disable_device(pci_dev); @@ -3390,40 +3389,26 @@ static int bcm43xx_attach_board(struct bcm43xx_private *bcm) struct net_device *net_dev = bcm->net_dev; int err; int i; - unsigned long mmio_start, mmio_flags, mmio_len; u32 coremask; err = pci_enable_device(pci_dev); if (err) { - printk(KERN_ERR PFX "unable to wake up pci device (%i)\n", err); + printk(KERN_ERR PFX "pci_enable_device() failed\n"); goto out; } - mmio_start = pci_resource_start(pci_dev, 0); - mmio_flags = pci_resource_flags(pci_dev, 0); - mmio_len = pci_resource_len(pci_dev, 0); - if (!(mmio_flags & IORESOURCE_MEM)) { - printk(KERN_ERR PFX - "%s, region #0 not an MMIO resource, aborting\n", - pci_name(pci_dev)); - err = -ENODEV; - goto err_pci_disable; - } err = pci_request_regions(pci_dev, KBUILD_MODNAME); if (err) { - printk(KERN_ERR PFX - "could not access PCI resources (%i)\n", err); + printk(KERN_ERR PFX "pci_request_regions() failed\n"); goto err_pci_disable; } /* enable PCI bus-mastering */ pci_set_master(pci_dev); - bcm->mmio_addr = ioremap(mmio_start, mmio_len); + bcm->mmio_addr = pci_iomap(pci_dev, 0, ~0UL); if (!bcm->mmio_addr) { - printk(KERN_ERR PFX "%s: cannot remap MMIO, aborting\n", - pci_name(pci_dev)); + printk(KERN_ERR PFX "pci_iomap() failed\n"); err = -EIO; goto err_pci_release; } - bcm->mmio_len = mmio_len; net_dev->base_addr = (unsigned long)bcm->mmio_addr; bcm43xx_pci_read_config16(bcm, PCI_SUBSYSTEM_VENDOR_ID, @@ -3517,7 +3502,7 @@ err_80211_unwind: err_chipset_detach: bcm43xx_chipset_detach(bcm); err_iounmap: - iounmap(bcm->mmio_addr); + pci_iounmap(pci_dev, bcm->mmio_addr); err_pci_release: pci_release_regions(pci_dev); err_pci_disable: diff --git a/drivers/net/wireless/hermes.c b/drivers/net/wireless/hermes.c index 346c6febb03..2aa2f389c0d 100644 --- a/drivers/net/wireless/hermes.c +++ b/drivers/net/wireless/hermes.c @@ -121,12 +121,6 @@ void hermes_struct_init(hermes_t *hw, void __iomem *address, int reg_spacing) hw->iobase = address; hw->reg_spacing = reg_spacing; hw->inten = 0x0; - -#ifdef HERMES_DEBUG_BUFFER - hw->dbufp = 0; - memset(&hw->dbuf, 0xff, sizeof(hw->dbuf)); - memset(&hw->profile, 0, sizeof(hw->profile)); -#endif } int hermes_init(hermes_t *hw) @@ -347,19 +341,6 @@ static int hermes_bap_seek(hermes_t *hw, int bap, u16 id, u16 offset) reg = hermes_read_reg(hw, oreg); } -#ifdef HERMES_DEBUG_BUFFER - hw->profile[HERMES_BAP_BUSY_TIMEOUT - k]++; - - if (k < HERMES_BAP_BUSY_TIMEOUT) { - struct hermes_debug_entry *e = - &hw->dbuf[(hw->dbufp++) % HERMES_DEBUG_BUFSIZE]; - e->bap = bap; - e->id = id; - e->offset = offset; - e->cycles = HERMES_BAP_BUSY_TIMEOUT - k; - } -#endif - if (reg & HERMES_OFFSET_BUSY) return -ETIMEDOUT; @@ -419,8 +400,7 @@ int hermes_bap_pread(hermes_t *hw, int bap, void *buf, int len, } /* Write a block of data to the chip's buffer, via the - * BAP. Synchronization/serialization is the caller's problem. len - * must be even. + * BAP. Synchronization/serialization is the caller's problem. * * Returns: < 0 on internal failure (errno), 0 on success, > 0 on error from firmware */ @@ -430,7 +410,7 @@ int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len, int dreg = bap ? HERMES_DATA1 : HERMES_DATA0; int err = 0; - if ( (len < 0) || (len % 2) ) + if (len < 0) return -EINVAL; err = hermes_bap_seek(hw, bap, id, offset); @@ -438,49 +418,12 @@ int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len, goto out; /* Actually do the transfer */ - hermes_write_words(hw, dreg, buf, len/2); + hermes_write_bytes(hw, dreg, buf, len); out: return err; } -/* Write a block of data to the chip's buffer with padding if - * neccessary, via the BAP. Synchronization/serialization is the - * caller's problem. len must be even. - * - * Returns: < 0 on internal failure (errno), 0 on success, > 0 on error from firmware - */ -int hermes_bap_pwrite_pad(hermes_t *hw, int bap, const void *buf, unsigned data_len, int len, - u16 id, u16 offset) -{ - int dreg = bap ? HERMES_DATA1 : HERMES_DATA0; - int err = 0; - - if (len < 0 || len % 2 || data_len > len) - return -EINVAL; - - err = hermes_bap_seek(hw, bap, id, offset); - if (err) - goto out; - - /* Transfer all the complete words of data */ - hermes_write_words(hw, dreg, buf, data_len/2); - /* If there is an odd byte left over pad and transfer it */ - if (data_len & 1) { - u8 end[2]; - end[1] = 0; - end[0] = ((unsigned char *)buf)[data_len - 1]; - hermes_write_words(hw, dreg, end, 1); - data_len ++; - } - /* Now send zeros for the padding */ - if (data_len < len) - hermes_clear_words(hw, dreg, (len - data_len) / 2); - /* Complete */ - out: - return err; -} - /* Read a Length-Type-Value record from the card. * * If length is NULL, we ignore the length read from the card, and @@ -553,7 +496,7 @@ int hermes_write_ltv(hermes_t *hw, int bap, u16 rid, count = length - 1; - hermes_write_words(hw, dreg, value, count); + hermes_write_bytes(hw, dreg, value, count << 1); err = hermes_docmd_wait(hw, HERMES_CMD_ACCESS | HERMES_CMD_WRITE, rid, NULL); @@ -568,7 +511,6 @@ EXPORT_SYMBOL(hermes_allocate); EXPORT_SYMBOL(hermes_bap_pread); EXPORT_SYMBOL(hermes_bap_pwrite); -EXPORT_SYMBOL(hermes_bap_pwrite_pad); EXPORT_SYMBOL(hermes_read_ltv); EXPORT_SYMBOL(hermes_write_ltv); diff --git a/drivers/net/wireless/hermes.h b/drivers/net/wireless/hermes.h index 7644f72a9f4..8e3f0e3edb5 100644 --- a/drivers/net/wireless/hermes.h +++ b/drivers/net/wireless/hermes.h @@ -328,16 +328,6 @@ struct hermes_multicast { u8 addr[HERMES_MAX_MULTICAST][ETH_ALEN]; } __attribute__ ((packed)); -// #define HERMES_DEBUG_BUFFER 1 -#define HERMES_DEBUG_BUFSIZE 4096 -struct hermes_debug_entry { - int bap; - u16 id, offset; - int cycles; -}; - -#ifdef __KERNEL__ - /* Timeouts */ #define HERMES_BAP_BUSY_TIMEOUT (10000) /* In iterations of ~1us */ @@ -347,14 +337,7 @@ typedef struct hermes { int reg_spacing; #define HERMES_16BIT_REGSPACING 0 #define HERMES_32BIT_REGSPACING 1 - u16 inten; /* Which interrupts should be enabled? */ - -#ifdef HERMES_DEBUG_BUFFER - struct hermes_debug_entry dbuf[HERMES_DEBUG_BUFSIZE]; - unsigned long dbufp; - unsigned long profile[HERMES_BAP_BUSY_TIMEOUT+1]; -#endif } hermes_t; /* Register access convenience macros */ @@ -376,8 +359,6 @@ int hermes_bap_pread(hermes_t *hw, int bap, void *buf, int len, u16 id, u16 offset); int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len, u16 id, u16 offset); -int hermes_bap_pwrite_pad(hermes_t *hw, int bap, const void *buf, - unsigned data_len, int len, u16 id, u16 offset); int hermes_read_ltv(hermes_t *hw, int bap, u16 rid, unsigned buflen, u16 *length, void *buf); int hermes_write_ltv(hermes_t *hw, int bap, u16 rid, @@ -425,10 +406,13 @@ static inline void hermes_read_words(struct hermes *hw, int off, void *buf, unsi ioread16_rep(hw->iobase + off, buf, count); } -static inline void hermes_write_words(struct hermes *hw, int off, const void *buf, unsigned count) +static inline void hermes_write_bytes(struct hermes *hw, int off, + const char *buf, unsigned count) { off = off << hw->reg_spacing; - iowrite16_rep(hw->iobase + off, buf, count); + iowrite16_rep(hw->iobase + off, buf, count >> 1); + if (unlikely(count & 1)) + iowrite8(buf[count - 1], hw->iobase + off); } static inline void hermes_clear_words(struct hermes *hw, int off, unsigned count) @@ -462,21 +446,4 @@ static inline int hermes_write_wordrec(hermes_t *hw, int bap, u16 rid, u16 word) return HERMES_WRITE_RECORD(hw, bap, rid, &rec); } -#else /* ! __KERNEL__ */ - -/* These are provided for the benefit of userspace drivers and testing programs - which use ioperm() or iopl() */ - -#define hermes_read_reg(base, off) (inw((base) + (off))) -#define hermes_write_reg(base, off, val) (outw((val), (base) + (off))) - -#define hermes_read_regn(base, name) (hermes_read_reg((base), HERMES_##name)) -#define hermes_write_regn(base, name, val) (hermes_write_reg((base), HERMES_##name, (val))) - -/* Note that for the next two, the count is in 16-bit words, not bytes */ -#define hermes_read_data(base, off, buf, count) (insw((base) + (off), (buf), (count))) -#define hermes_write_data(base, off, buf, count) (outsw((base) + (off), (buf), (count))) - -#endif /* ! __KERNEL__ */ - #endif /* _HERMES_H */ diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index bca89cff85a..39f82f21974 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -33,7 +33,44 @@ #include "ipw2200.h" #include <linux/version.h> -#define IPW2200_VERSION "git-1.1.1" + +#ifndef KBUILD_EXTMOD +#define VK "k" +#else +#define VK +#endif + +#ifdef CONFIG_IPW2200_DEBUG +#define VD "d" +#else +#define VD +#endif + +#ifdef CONFIG_IPW2200_MONITOR +#define VM "m" +#else +#define VM +#endif + +#ifdef CONFIG_IPW2200_PROMISCUOUS +#define VP "p" +#else +#define VP +#endif + +#ifdef CONFIG_IPW2200_RADIOTAP +#define VR "r" +#else +#define VR +#endif + +#ifdef CONFIG_IPW2200_QOS +#define VQ "q" +#else +#define VQ +#endif + +#define IPW2200_VERSION "1.1.2" VK VD VM VP VR VQ #define DRV_DESCRIPTION "Intel(R) PRO/Wireless 2200/2915 Network Driver" #define DRV_COPYRIGHT "Copyright(c) 2003-2006 Intel Corporation" #define DRV_VERSION IPW2200_VERSION @@ -46,7 +83,9 @@ MODULE_AUTHOR(DRV_COPYRIGHT); MODULE_LICENSE("GPL"); static int cmdlog = 0; +#ifdef CONFIG_IPW2200_DEBUG static int debug = 0; +#endif static int channel = 0; static int mode = 0; @@ -61,8 +100,14 @@ static int roaming = 1; static const char ipw_modes[] = { 'a', 'b', 'g', '?' }; +static int antenna = CFG_SYS_ANTENNA_BOTH; -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_PROMISCUOUS +static int rtap_iface = 0; /* def: 0 -- do not create rtap interface */ +#endif + + +#ifdef CONFIG_IPW2200_QOS static int qos_enable = 0; static int qos_burst_enable = 0; static int qos_no_ack_mask = 0; @@ -126,7 +171,7 @@ static int ipw_send_qos_params_command(struct ipw_priv *priv, struct ieee80211_q *qos_param); static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos_information_element *qos_param); -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ static struct iw_statistics *ipw_get_wireless_stats(struct net_device *dev); static void ipw_remove_current_network(struct ipw_priv *priv); @@ -1269,6 +1314,105 @@ static ssize_t show_cmd_log(struct device *d, static DEVICE_ATTR(cmd_log, S_IRUGO, show_cmd_log, NULL); +#ifdef CONFIG_IPW2200_PROMISCUOUS +static void ipw_prom_free(struct ipw_priv *priv); +static int ipw_prom_alloc(struct ipw_priv *priv); +static ssize_t store_rtap_iface(struct device *d, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + int rc = 0; + + if (count < 1) + return -EINVAL; + + switch (buf[0]) { + case '0': + if (!rtap_iface) + return count; + + if (netif_running(priv->prom_net_dev)) { + IPW_WARNING("Interface is up. Cannot unregister.\n"); + return count; + } + + ipw_prom_free(priv); + rtap_iface = 0; + break; + + case '1': + if (rtap_iface) + return count; + + rc = ipw_prom_alloc(priv); + if (!rc) + rtap_iface = 1; + break; + + default: + return -EINVAL; + } + + if (rc) { + IPW_ERROR("Failed to register promiscuous network " + "device (error %d).\n", rc); + } + + return count; +} + +static ssize_t show_rtap_iface(struct device *d, + struct device_attribute *attr, + char *buf) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + if (rtap_iface) + return sprintf(buf, "%s", priv->prom_net_dev->name); + else { + buf[0] = '-'; + buf[1] = '1'; + buf[2] = '\0'; + return 3; + } +} + +static DEVICE_ATTR(rtap_iface, S_IWUSR | S_IRUSR, show_rtap_iface, + store_rtap_iface); + +static ssize_t store_rtap_filter(struct device *d, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + + if (!priv->prom_priv) { + IPW_ERROR("Attempting to set filter without " + "rtap_iface enabled.\n"); + return -EPERM; + } + + priv->prom_priv->filter = simple_strtol(buf, NULL, 0); + + IPW_DEBUG_INFO("Setting rtap filter to " BIT_FMT16 "\n", + BIT_ARG16(priv->prom_priv->filter)); + + return count; +} + +static ssize_t show_rtap_filter(struct device *d, + struct device_attribute *attr, + char *buf) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + return sprintf(buf, "0x%04X", + priv->prom_priv ? priv->prom_priv->filter : 0); +} + +static DEVICE_ATTR(rtap_filter, S_IWUSR | S_IRUSR, show_rtap_filter, + store_rtap_filter); +#endif + static ssize_t show_scan_age(struct device *d, struct device_attribute *attr, char *buf) { @@ -2025,16 +2169,11 @@ static int ipw_send_host_complete(struct ipw_priv *priv) return ipw_send_cmd_simple(priv, IPW_CMD_HOST_COMPLETE); } -static int ipw_send_system_config(struct ipw_priv *priv, - struct ipw_sys_config *config) +static int ipw_send_system_config(struct ipw_priv *priv) { - if (!priv || !config) { - IPW_ERROR("Invalid args\n"); - return -1; - } - - return ipw_send_cmd_pdu(priv, IPW_CMD_SYSTEM_CONFIG, sizeof(*config), - config); + return ipw_send_cmd_pdu(priv, IPW_CMD_SYSTEM_CONFIG, + sizeof(priv->sys_config), + &priv->sys_config); } static int ipw_send_ssid(struct ipw_priv *priv, u8 * ssid, int len) @@ -3104,10 +3243,10 @@ static int ipw_reset_nic(struct ipw_priv *priv) struct ipw_fw { - u32 ver; - u32 boot_size; - u32 ucode_size; - u32 fw_size; + __le32 ver; + __le32 boot_size; + __le32 ucode_size; + __le32 fw_size; u8 data[0]; }; @@ -3131,8 +3270,8 @@ static int ipw_get_fw(struct ipw_priv *priv, fw = (void *)(*raw)->data; - if ((*raw)->size < sizeof(*fw) + - fw->boot_size + fw->ucode_size + fw->fw_size) { + if ((*raw)->size < sizeof(*fw) + le32_to_cpu(fw->boot_size) + + le32_to_cpu(fw->ucode_size) + le32_to_cpu(fw->fw_size)) { IPW_ERROR("%s is too small or corrupt (%zd)\n", name, (*raw)->size); return -EINVAL; @@ -3237,8 +3376,9 @@ static int ipw_load(struct ipw_priv *priv) fw = (void *)raw->data; boot_img = &fw->data[0]; - ucode_img = &fw->data[fw->boot_size]; - fw_img = &fw->data[fw->boot_size + fw->ucode_size]; + ucode_img = &fw->data[le32_to_cpu(fw->boot_size)]; + fw_img = &fw->data[le32_to_cpu(fw->boot_size) + + le32_to_cpu(fw->ucode_size)]; if (rc < 0) goto error; @@ -3272,7 +3412,7 @@ static int ipw_load(struct ipw_priv *priv) IPW_NIC_SRAM_UPPER_BOUND - IPW_NIC_SRAM_LOWER_BOUND); /* DMA the initial boot firmware into the device */ - rc = ipw_load_firmware(priv, boot_img, fw->boot_size); + rc = ipw_load_firmware(priv, boot_img, le32_to_cpu(fw->boot_size)); if (rc < 0) { IPW_ERROR("Unable to load boot firmware: %d\n", rc); goto error; @@ -3294,7 +3434,7 @@ static int ipw_load(struct ipw_priv *priv) ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE); /* DMA the ucode into the device */ - rc = ipw_load_ucode(priv, ucode_img, fw->ucode_size); + rc = ipw_load_ucode(priv, ucode_img, le32_to_cpu(fw->ucode_size)); if (rc < 0) { IPW_ERROR("Unable to load ucode: %d\n", rc); goto error; @@ -3304,7 +3444,7 @@ static int ipw_load(struct ipw_priv *priv) ipw_stop_nic(priv); /* DMA bss firmware into the device */ - rc = ipw_load_firmware(priv, fw_img, fw->fw_size); + rc = ipw_load_firmware(priv, fw_img, le32_to_cpu(fw->fw_size)); if (rc < 0) { IPW_ERROR("Unable to load firmware: %d\n", rc); goto error; @@ -3700,7 +3840,17 @@ static void ipw_bg_disassociate(void *data) static void ipw_system_config(void *data) { struct ipw_priv *priv = data; - ipw_send_system_config(priv, &priv->sys_config); + +#ifdef CONFIG_IPW2200_PROMISCUOUS + if (priv->prom_net_dev && netif_running(priv->prom_net_dev)) { + priv->sys_config.accept_all_data_frames = 1; + priv->sys_config.accept_non_directed_frames = 1; + priv->sys_config.accept_all_mgmt_bcpr = 1; + priv->sys_config.accept_all_mgmt_frames = 1; + } +#endif + + ipw_send_system_config(priv); } struct ipw_status_code { @@ -3771,6 +3921,13 @@ static void inline average_init(struct average *avg) memset(avg, 0, sizeof(*avg)); } +#define DEPTH_RSSI 8 +#define DEPTH_NOISE 16 +static s16 exponential_average(s16 prev_avg, s16 val, u8 depth) +{ + return ((depth-1)*prev_avg + val)/depth; +} + static void average_add(struct average *avg, s16 val) { avg->sum -= avg->entries[avg->pos]; @@ -3800,8 +3957,8 @@ static void ipw_reset_stats(struct ipw_priv *priv) priv->quality = 0; average_init(&priv->average_missed_beacons); - average_init(&priv->average_rssi); - average_init(&priv->average_noise); + priv->exp_avg_rssi = -60; + priv->exp_avg_noise = -85 + 0x100; priv->last_rate = 0; priv->last_missed_beacons = 0; @@ -4008,7 +4165,7 @@ static void ipw_gather_stats(struct ipw_priv *priv) IPW_DEBUG_STATS("Tx quality : %3d%% (%u errors, %u packets)\n", tx_quality, tx_failures_delta, tx_packets_delta); - rssi = average_value(&priv->average_rssi); + rssi = priv->exp_avg_rssi; signal_quality = (100 * (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) * @@ -4185,7 +4342,7 @@ static void ipw_rx_notification(struct ipw_priv *priv, queue_work(priv->workqueue, &priv->system_config); -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS #define IPW_GET_PACKET_STYPE(x) WLAN_FC_GET_STYPE( \ le16_to_cpu(((struct ieee80211_hdr *)(x))->frame_ctl)) if ((priv->status & STATUS_AUTH) && @@ -4482,6 +4639,24 @@ static void ipw_rx_notification(struct ipw_priv *priv, && priv->status & STATUS_ASSOCIATED) queue_delayed_work(priv->workqueue, &priv->request_scan, HZ); + + /* Send an empty event to user space. + * We don't send the received data on the event because + * it would require us to do complex transcoding, and + * we want to minimise the work done in the irq handler + * Use a request to extract the data. + * Also, we generate this even for any scan, regardless + * on how the scan was initiated. User space can just + * sync on periodic scan to get fresh data... + * Jean II */ + if (x->status == SCAN_COMPLETED_STATUS_COMPLETE) { + union iwreq_data wrqu; + + wrqu.data.length = 0; + wrqu.data.flags = 0; + wireless_send_event(priv->net_dev, SIOCGIWSCAN, + &wrqu, NULL); + } break; } @@ -4577,11 +4752,10 @@ static void ipw_rx_notification(struct ipw_priv *priv, case HOST_NOTIFICATION_NOISE_STATS:{ if (notif->size == sizeof(u32)) { - priv->last_noise = - (u8) (le32_to_cpu(notif->u.noise.value) & - 0xff); - average_add(&priv->average_noise, - priv->last_noise); + priv->exp_avg_noise = + exponential_average(priv->exp_avg_noise, + (u8) (le32_to_cpu(notif->u.noise.value) & 0xff), + DEPTH_NOISE); break; } @@ -6170,8 +6344,6 @@ static void ipw_wpa_assoc_frame(struct ipw_priv *priv, char *wpa_ie, { /* make sure WPA is enabled */ ipw_wpa_enable(priv, 1); - - ipw_disassociate(priv); } static int ipw_set_rsn_capa(struct ipw_priv *priv, @@ -6365,6 +6537,7 @@ static int ipw_wx_set_auth(struct net_device *dev, case IW_AUTH_WPA_ENABLED: ret = ipw_wpa_enable(priv, param->value); + ipw_disassociate(priv); break; case IW_AUTH_RX_UNENCRYPTED_EAPOL: @@ -6506,7 +6679,7 @@ static int ipw_wx_set_mlme(struct net_device *dev, return 0; } -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS /* QoS */ /* @@ -6853,61 +7026,55 @@ static int ipw_get_tx_queue_number(struct ipw_priv *priv, u16 priority) return from_priority_to_tx_queue[priority] - 1; } -/* -* add QoS parameter to the TX command -*/ -static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv, - u16 priority, - struct tfd_data *tfd, u8 unicast) +static int ipw_is_qos_active(struct net_device *dev, + struct sk_buff *skb) { - int ret = 0; - int tx_queue_id = 0; + struct ipw_priv *priv = ieee80211_priv(dev); struct ieee80211_qos_data *qos_data = NULL; int active, supported; - unsigned long flags; + u8 *daddr = skb->data + ETH_ALEN; + int unicast = !is_multicast_ether_addr(daddr); if (!(priv->status & STATUS_ASSOCIATED)) return 0; qos_data = &priv->assoc_network->qos_data; - spin_lock_irqsave(&priv->ieee->lock, flags); - if (priv->ieee->iw_mode == IW_MODE_ADHOC) { if (unicast == 0) qos_data->active = 0; else qos_data->active = qos_data->supported; } - active = qos_data->active; supported = qos_data->supported; - - spin_unlock_irqrestore(&priv->ieee->lock, flags); - IPW_DEBUG_QOS("QoS %d network is QoS active %d supported %d " "unicast %d\n", priv->qos_data.qos_enable, active, supported, unicast); - if (active && priv->qos_data.qos_enable) { - ret = from_priority_to_tx_queue[priority]; - tx_queue_id = ret - 1; - IPW_DEBUG_QOS("QoS packet priority is %d \n", priority); - if (priority <= 7) { - tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED; - tfd->tfd.tfd_26.mchdr.qos_ctrl = priority; - tfd->tfd.tfd_26.mchdr.frame_ctl |= - IEEE80211_STYPE_QOS_DATA; - - if (priv->qos_data.qos_no_ack_mask & - (1UL << tx_queue_id)) { - tfd->tx_flags &= ~DCT_FLAG_ACK_REQD; - tfd->tfd.tfd_26.mchdr.qos_ctrl |= - CTRL_QOS_NO_ACK; - } - } - } + if (active && priv->qos_data.qos_enable) + return 1; - return ret; + return 0; + +} +/* +* add QoS parameter to the TX command +*/ +static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv, + u16 priority, + struct tfd_data *tfd) +{ + int tx_queue_id = 0; + + + tx_queue_id = from_priority_to_tx_queue[priority] - 1; + tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED; + + if (priv->qos_data.qos_no_ack_mask & (1UL << tx_queue_id)) { + tfd->tx_flags &= ~DCT_FLAG_ACK_REQD; + tfd->tfd.tfd_26.mchdr.qos_ctrl |= CTRL_QOS_NO_ACK; + } + return 0; } /* @@ -6977,7 +7144,7 @@ static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos qos_param); } -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ static int ipw_associate_network(struct ipw_priv *priv, struct ieee80211_network *network, @@ -7116,7 +7283,7 @@ static int ipw_associate_network(struct ipw_priv *priv, else priv->sys_config.answer_broadcast_ssid_probe = 0; - err = ipw_send_system_config(priv, &priv->sys_config); + err = ipw_send_system_config(priv); if (err) { IPW_DEBUG_HC("Attempt to send sys config command failed.\n"); return err; @@ -7141,7 +7308,7 @@ static int ipw_associate_network(struct ipw_priv *priv, priv->assoc_network = network; -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS ipw_qos_association(priv, network); #endif @@ -7415,7 +7582,7 @@ static void ipw_handle_data_packet(struct ipw_priv *priv, } } -#ifdef CONFIG_IEEE80211_RADIOTAP +#ifdef CONFIG_IPW2200_RADIOTAP static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, struct ipw_rx_mem_buffer *rxb, struct ieee80211_rx_stats *stats) @@ -7432,15 +7599,7 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, /* Magic struct that slots into the radiotap header -- no reason * to build this manually element by element, we can write it much * more efficiently than we can parse it. ORDER MATTERS HERE */ - struct ipw_rt_hdr { - struct ieee80211_radiotap_header rt_hdr; - u8 rt_flags; /* radiotap packet flags */ - u8 rt_rate; /* rate in 500kb/s */ - u16 rt_channel; /* channel in mhz */ - u16 rt_chbitmask; /* channel bitfield */ - s8 rt_dbmsignal; /* signal in dbM, kluged to signed */ - u8 rt_antenna; /* antenna number */ - } *ipw_rt; + struct ipw_rt_hdr *ipw_rt; short len = le16_to_cpu(pkt->u.frame.length); @@ -7494,9 +7653,11 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, /* Big bitfield of all the fields we provide in radiotap */ ipw_rt->rt_hdr.it_present = ((1 << IEEE80211_RADIOTAP_FLAGS) | + (1 << IEEE80211_RADIOTAP_TSFT) | (1 << IEEE80211_RADIOTAP_RATE) | (1 << IEEE80211_RADIOTAP_CHANNEL) | (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | + (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | (1 << IEEE80211_RADIOTAP_ANTENNA)); /* Zero the flags, we'll add to them as we go */ @@ -7582,6 +7743,217 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, } #endif +#ifdef CONFIG_IPW2200_PROMISCUOUS +#define ieee80211_is_probe_response(fc) \ + ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT && \ + (fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PROBE_RESP ) + +#define ieee80211_is_management(fc) \ + ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) + +#define ieee80211_is_control(fc) \ + ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL) + +#define ieee80211_is_data(fc) \ + ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) + +#define ieee80211_is_assoc_request(fc) \ + ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_ASSOC_REQ) + +#define ieee80211_is_reassoc_request(fc) \ + ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_REASSOC_REQ) + +static void ipw_handle_promiscuous_rx(struct ipw_priv *priv, + struct ipw_rx_mem_buffer *rxb, + struct ieee80211_rx_stats *stats) +{ + struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data; + struct ipw_rx_frame *frame = &pkt->u.frame; + struct ipw_rt_hdr *ipw_rt; + + /* First cache any information we need before we overwrite + * the information provided in the skb from the hardware */ + struct ieee80211_hdr *hdr; + u16 channel = frame->received_channel; + u8 phy_flags = frame->antennaAndPhy; + s8 signal = frame->rssi_dbm - IPW_RSSI_TO_DBM; + s8 noise = frame->noise; + u8 rate = frame->rate; + short len = le16_to_cpu(pkt->u.frame.length); + u64 tsf = 0; + struct sk_buff *skb; + int hdr_only = 0; + u16 filter = priv->prom_priv->filter; + + /* If the filter is set to not include Rx frames then return */ + if (filter & IPW_PROM_NO_RX) + return; + + /* We received data from the HW, so stop the watchdog */ + priv->prom_net_dev->trans_start = jiffies; + + if (unlikely((len + IPW_RX_FRAME_SIZE) > skb_tailroom(rxb->skb))) { + priv->prom_priv->ieee->stats.rx_errors++; + IPW_DEBUG_DROP("Corruption detected! Oh no!\n"); + return; + } + + /* We only process data packets if the interface is open */ + if (unlikely(!netif_running(priv->prom_net_dev))) { + priv->prom_priv->ieee->stats.rx_dropped++; + IPW_DEBUG_DROP("Dropping packet while interface is not up.\n"); + return; + } + + /* Libpcap 0.9.3+ can handle variable length radiotap, so we'll use + * that now */ + if (len > IPW_RX_BUF_SIZE - sizeof(struct ipw_rt_hdr)) { + /* FIXME: Should alloc bigger skb instead */ + priv->prom_priv->ieee->stats.rx_dropped++; + IPW_DEBUG_DROP("Dropping too large packet in monitor\n"); + return; + } + + hdr = (void *)rxb->skb->data + IPW_RX_FRAME_SIZE; + if (ieee80211_is_management(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_MGMT) + return; + if (filter & IPW_PROM_MGMT_HEADER_ONLY) + hdr_only = 1; + } else if (ieee80211_is_control(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_CTL) + return; + if (filter & IPW_PROM_CTL_HEADER_ONLY) + hdr_only = 1; + } else if (ieee80211_is_data(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_DATA) + return; + if (filter & IPW_PROM_DATA_HEADER_ONLY) + hdr_only = 1; + } + + /* Copy the SKB since this is for the promiscuous side */ + skb = skb_copy(rxb->skb, GFP_ATOMIC); + if (skb == NULL) { + IPW_ERROR("skb_clone failed for promiscuous copy.\n"); + return; + } + + /* copy the frame data to write after where the radiotap header goes */ + ipw_rt = (void *)skb->data; + + if (hdr_only) + len = ieee80211_get_hdrlen(hdr->frame_ctl); + + memcpy(ipw_rt->payload, hdr, len); + + /* Zero the radiotap static buffer ... We only need to zero the bytes + * NOT part of our real header, saves a little time. + * + * No longer necessary since we fill in all our data. Purge before + * merging patch officially. + * memset(rxb->skb->data + sizeof(struct ipw_rt_hdr), 0, + * IEEE80211_RADIOTAP_HDRLEN - sizeof(struct ipw_rt_hdr)); + */ + + ipw_rt->rt_hdr.it_version = PKTHDR_RADIOTAP_VERSION; + ipw_rt->rt_hdr.it_pad = 0; /* always good to zero */ + ipw_rt->rt_hdr.it_len = sizeof(*ipw_rt); /* total header+data */ + + /* Set the size of the skb to the size of the frame */ + skb_put(skb, ipw_rt->rt_hdr.it_len + len); + + /* Big bitfield of all the fields we provide in radiotap */ + ipw_rt->rt_hdr.it_present = + ((1 << IEEE80211_RADIOTAP_FLAGS) | + (1 << IEEE80211_RADIOTAP_TSFT) | + (1 << IEEE80211_RADIOTAP_RATE) | + (1 << IEEE80211_RADIOTAP_CHANNEL) | + (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | + (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | + (1 << IEEE80211_RADIOTAP_ANTENNA)); + + /* Zero the flags, we'll add to them as we go */ + ipw_rt->rt_flags = 0; + + ipw_rt->rt_tsf = tsf; + + /* Convert to DBM */ + ipw_rt->rt_dbmsignal = signal; + ipw_rt->rt_dbmnoise = noise; + + /* Convert the channel data and set the flags */ + ipw_rt->rt_channel = cpu_to_le16(ieee80211chan2mhz(channel)); + if (channel > 14) { /* 802.11a */ + ipw_rt->rt_chbitmask = + cpu_to_le16((IEEE80211_CHAN_OFDM | IEEE80211_CHAN_5GHZ)); + } else if (phy_flags & (1 << 5)) { /* 802.11b */ + ipw_rt->rt_chbitmask = + cpu_to_le16((IEEE80211_CHAN_CCK | IEEE80211_CHAN_2GHZ)); + } else { /* 802.11g */ + ipw_rt->rt_chbitmask = + (IEEE80211_CHAN_OFDM | IEEE80211_CHAN_2GHZ); + } + + /* set the rate in multiples of 500k/s */ + switch (rate) { + case IPW_TX_RATE_1MB: + ipw_rt->rt_rate = 2; + break; + case IPW_TX_RATE_2MB: + ipw_rt->rt_rate = 4; + break; + case IPW_TX_RATE_5MB: + ipw_rt->rt_rate = 10; + break; + case IPW_TX_RATE_6MB: + ipw_rt->rt_rate = 12; + break; + case IPW_TX_RATE_9MB: + ipw_rt->rt_rate = 18; + break; + case IPW_TX_RATE_11MB: + ipw_rt->rt_rate = 22; + break; + case IPW_TX_RATE_12MB: + ipw_rt->rt_rate = 24; + break; + case IPW_TX_RATE_18MB: + ipw_rt->rt_rate = 36; + break; + case IPW_TX_RATE_24MB: + ipw_rt->rt_rate = 48; + break; + case IPW_TX_RATE_36MB: + ipw_rt->rt_rate = 72; + break; + case IPW_TX_RATE_48MB: + ipw_rt->rt_rate = 96; + break; + case IPW_TX_RATE_54MB: + ipw_rt->rt_rate = 108; + break; + default: + ipw_rt->rt_rate = 0; + break; + } + + /* antenna number */ + ipw_rt->rt_antenna = (phy_flags & 3); + + /* set the preamble flag if we have it */ + if (phy_flags & (1 << 6)) + ipw_rt->rt_flags |= IEEE80211_RADIOTAP_F_SHORTPRE; + + IPW_DEBUG_RX("Rx packet of %d bytes.\n", skb->len); + + if (!ieee80211_rx(priv->prom_priv->ieee, skb, stats)) { + priv->prom_priv->ieee->stats.rx_errors++; + dev_kfree_skb_any(skb); + } +} +#endif + static int is_network_packet(struct ipw_priv *priv, struct ieee80211_hdr_4addr *header) { @@ -7808,15 +8180,21 @@ static void ipw_rx(struct ipw_priv *priv) priv->rx_packets++; +#ifdef CONFIG_IPW2200_PROMISCUOUS + if (priv->prom_net_dev && netif_running(priv->prom_net_dev)) + ipw_handle_promiscuous_rx(priv, rxb, &stats); +#endif + #ifdef CONFIG_IPW2200_MONITOR if (priv->ieee->iw_mode == IW_MODE_MONITOR) { -#ifdef CONFIG_IEEE80211_RADIOTAP - ipw_handle_data_packet_monitor(priv, - rxb, - &stats); +#ifdef CONFIG_IPW2200_RADIOTAP + + ipw_handle_data_packet_monitor(priv, + rxb, + &stats); #else - ipw_handle_data_packet(priv, rxb, - &stats); + ipw_handle_data_packet(priv, rxb, + &stats); #endif break; } @@ -7837,9 +8215,9 @@ static void ipw_rx(struct ipw_priv *priv) if (network_packet && priv->assoc_network) { priv->assoc_network->stats.rssi = stats.rssi; - average_add(&priv->average_rssi, - stats.rssi); - priv->last_rx_rssi = stats.rssi; + priv->exp_avg_rssi = + exponential_average(priv->exp_avg_rssi, + stats.rssi, DEPTH_RSSI); } IPW_DEBUG_RX("Frame: len=%u\n", @@ -7982,10 +8360,10 @@ static int ipw_sw_reset(struct ipw_priv *priv, int option) IPW_DEBUG_INFO("Bind to static channel %d\n", channel); /* TODO: Validate that provided channel is in range */ } -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS ipw_qos_init(priv, qos_enable, qos_burst_enable, burst_duration_CCK, burst_duration_OFDM); -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ switch (mode) { case 1: @@ -7996,7 +8374,7 @@ static int ipw_sw_reset(struct ipw_priv *priv, int option) #ifdef CONFIG_IPW2200_MONITOR case 2: priv->ieee->iw_mode = IW_MODE_MONITOR; -#ifdef CONFIG_IEEE80211_RADIOTAP +#ifdef CONFIG_IPW2200_RADIOTAP priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; #else priv->net_dev->type = ARPHRD_IEEE80211; @@ -8251,7 +8629,7 @@ static int ipw_wx_set_mode(struct net_device *dev, priv->net_dev->type = ARPHRD_ETHER; if (wrqu->mode == IW_MODE_MONITOR) -#ifdef CONFIG_IEEE80211_RADIOTAP +#ifdef CONFIG_IPW2200_RADIOTAP priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; #else priv->net_dev->type = ARPHRD_IEEE80211; @@ -8379,7 +8757,8 @@ static int ipw_wx_get_range(struct net_device *dev, /* Event capability (kernel + driver) */ range->event_capa[0] = (IW_EVENT_CAPA_K_0 | IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | - IW_EVENT_CAPA_MASK(SIOCGIWAP)); + IW_EVENT_CAPA_MASK(SIOCGIWAP) | + IW_EVENT_CAPA_MASK(SIOCGIWSCAN)); range->event_capa[1] = IW_EVENT_CAPA_K_1; range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | @@ -8734,6 +9113,7 @@ static int ipw_wx_get_rate(struct net_device *dev, struct ipw_priv *priv = ieee80211_priv(dev); mutex_lock(&priv->mutex); wrqu->bitrate.value = priv->last_rate; + wrqu->bitrate.fixed = (priv->config & CFG_FIXED_RATE) ? 1 : 0; mutex_unlock(&priv->mutex); IPW_DEBUG_WX("GET Rate -> %d \n", wrqu->bitrate.value); return 0; @@ -9351,7 +9731,7 @@ static int ipw_wx_set_monitor(struct net_device *dev, IPW_DEBUG_WX("SET MONITOR: %d %d\n", enable, parms[1]); if (enable) { if (priv->ieee->iw_mode != IW_MODE_MONITOR) { -#ifdef CONFIG_IEEE80211_RADIOTAP +#ifdef CONFIG_IPW2200_RADIOTAP priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; #else priv->net_dev->type = ARPHRD_IEEE80211; @@ -9579,8 +9959,8 @@ static struct iw_statistics *ipw_get_wireless_stats(struct net_device *dev) } wstats->qual.qual = priv->quality; - wstats->qual.level = average_value(&priv->average_rssi); - wstats->qual.noise = average_value(&priv->average_noise); + wstats->qual.level = priv->exp_avg_rssi; + wstats->qual.noise = priv->exp_avg_noise; wstats->qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_UPDATED | IW_QUAL_DBM; @@ -9608,7 +9988,9 @@ static void init_sys_config(struct ipw_sys_config *sys_config) sys_config->disable_unicast_decryption = 1; sys_config->exclude_multicast_unencrypted = 0; sys_config->disable_multicast_decryption = 1; - sys_config->antenna_diversity = CFG_SYS_ANTENNA_SLOW_DIV; + if (antenna < CFG_SYS_ANTENNA_BOTH || antenna > CFG_SYS_ANTENNA_B) + antenna = CFG_SYS_ANTENNA_BOTH; + sys_config->antenna_diversity = antenna; sys_config->pass_crc_to_host = 0; /* TODO: See if 1 gives us FCS */ sys_config->dot11g_auto_detection = 0; sys_config->enable_cts_to_self = 0; @@ -9647,11 +10029,11 @@ we need to heavily modify the ieee80211_skb_to_txb. static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, int pri) { - struct ieee80211_hdr_3addr *hdr = (struct ieee80211_hdr_3addr *) + struct ieee80211_hdr_3addrqos *hdr = (struct ieee80211_hdr_3addrqos *) txb->fragments[0]->data; int i = 0; struct tfd_frame *tfd; -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS int tx_id = ipw_get_tx_queue_number(priv, pri); struct clx2_tx_queue *txq = &priv->txq[tx_id]; #else @@ -9662,9 +10044,9 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, u16 remaining_bytes; int fc; + hdr_len = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl)); switch (priv->ieee->iw_mode) { case IW_MODE_ADHOC: - hdr_len = IEEE80211_3ADDR_LEN; unicast = !is_multicast_ether_addr(hdr->addr1); id = ipw_find_station(priv, hdr->addr1); if (id == IPW_INVALID_STATION) { @@ -9681,7 +10063,6 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, case IW_MODE_INFRA: default: unicast = !is_multicast_ether_addr(hdr->addr3); - hdr_len = IEEE80211_3ADDR_LEN; id = 0; break; } @@ -9759,9 +10140,10 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, /* No hardware encryption */ tfd->u.data.tx_flags |= DCT_FLAG_NO_WEP; -#ifdef CONFIG_IPW_QOS - ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data), unicast); -#endif /* CONFIG_IPW_QOS */ +#ifdef CONFIG_IPW2200_QOS + if (fc & IEEE80211_STYPE_QOS_DATA) + ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data)); +#endif /* CONFIG_IPW2200_QOS */ /* payload */ tfd->u.data.num_chunks = cpu_to_le32(min((u8) (NUM_TFD_CHUNKS - 2), @@ -9841,12 +10223,12 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, static int ipw_net_is_queue_full(struct net_device *dev, int pri) { struct ipw_priv *priv = ieee80211_priv(dev); -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS int tx_id = ipw_get_tx_queue_number(priv, pri); struct clx2_tx_queue *txq = &priv->txq[tx_id]; #else struct clx2_tx_queue *txq = &priv->txq[0]; -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ if (ipw_queue_space(&txq->q) < txq->q.high_mark) return 1; @@ -9854,6 +10236,88 @@ static int ipw_net_is_queue_full(struct net_device *dev, int pri) return 0; } +#ifdef CONFIG_IPW2200_PROMISCUOUS +static void ipw_handle_promiscuous_tx(struct ipw_priv *priv, + struct ieee80211_txb *txb) +{ + struct ieee80211_rx_stats dummystats; + struct ieee80211_hdr *hdr; + u8 n; + u16 filter = priv->prom_priv->filter; + int hdr_only = 0; + + if (filter & IPW_PROM_NO_TX) + return; + + memset(&dummystats, 0, sizeof(dummystats)); + + /* Filtering of fragment chains is done agains the first fragment */ + hdr = (void *)txb->fragments[0]->data; + if (ieee80211_is_management(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_MGMT) + return; + if (filter & IPW_PROM_MGMT_HEADER_ONLY) + hdr_only = 1; + } else if (ieee80211_is_control(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_CTL) + return; + if (filter & IPW_PROM_CTL_HEADER_ONLY) + hdr_only = 1; + } else if (ieee80211_is_data(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_DATA) + return; + if (filter & IPW_PROM_DATA_HEADER_ONLY) + hdr_only = 1; + } + + for(n=0; n<txb->nr_frags; ++n) { + struct sk_buff *src = txb->fragments[n]; + struct sk_buff *dst; + struct ieee80211_radiotap_header *rt_hdr; + int len; + + if (hdr_only) { + hdr = (void *)src->data; + len = ieee80211_get_hdrlen(hdr->frame_ctl); + } else + len = src->len; + + dst = alloc_skb( + len + IEEE80211_RADIOTAP_HDRLEN, GFP_ATOMIC); + if (!dst) continue; + + rt_hdr = (void *)skb_put(dst, sizeof(*rt_hdr)); + + rt_hdr->it_version = PKTHDR_RADIOTAP_VERSION; + rt_hdr->it_pad = 0; + rt_hdr->it_present = 0; /* after all, it's just an idea */ + rt_hdr->it_present |= (1 << IEEE80211_RADIOTAP_CHANNEL); + + *(u16*)skb_put(dst, sizeof(u16)) = cpu_to_le16( + ieee80211chan2mhz(priv->channel)); + if (priv->channel > 14) /* 802.11a */ + *(u16*)skb_put(dst, sizeof(u16)) = + cpu_to_le16(IEEE80211_CHAN_OFDM | + IEEE80211_CHAN_5GHZ); + else if (priv->ieee->mode == IEEE_B) /* 802.11b */ + *(u16*)skb_put(dst, sizeof(u16)) = + cpu_to_le16(IEEE80211_CHAN_CCK | + IEEE80211_CHAN_2GHZ); + else /* 802.11g */ + *(u16*)skb_put(dst, sizeof(u16)) = + cpu_to_le16(IEEE80211_CHAN_OFDM | + IEEE80211_CHAN_2GHZ); + + rt_hdr->it_len = dst->len; + + memcpy(skb_put(dst, len), src->data, len); + + if (!ieee80211_rx(priv->prom_priv->ieee, dst, &dummystats)) + dev_kfree_skb_any(dst); + } +} +#endif + static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb, struct net_device *dev, int pri) { @@ -9871,6 +10335,11 @@ static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb, goto fail_unlock; } +#ifdef CONFIG_IPW2200_PROMISCUOUS + if (rtap_iface && netif_running(priv->prom_net_dev)) + ipw_handle_promiscuous_tx(priv, txb); +#endif + ret = ipw_tx_skb(priv, txb, pri); if (ret == NETDEV_TX_OK) __ipw_led_activity_on(priv); @@ -10169,10 +10638,10 @@ static int ipw_setup_deferred_work(struct ipw_priv *priv) INIT_WORK(&priv->merge_networks, (void (*)(void *))ipw_merge_adhoc_network, priv); -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS INIT_WORK(&priv->qos_activate, (void (*)(void *))ipw_bg_qos_activate, priv); -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ tasklet_init(&priv->irq_tasklet, (void (*)(unsigned long)) ipw_irq_tasklet, (unsigned long)priv); @@ -10318,12 +10787,21 @@ static int ipw_config(struct ipw_priv *priv) |= CFG_BT_COEXISTENCE_OOB; } +#ifdef CONFIG_IPW2200_PROMISCUOUS + if (priv->prom_net_dev && netif_running(priv->prom_net_dev)) { + priv->sys_config.accept_all_data_frames = 1; + priv->sys_config.accept_non_directed_frames = 1; + priv->sys_config.accept_all_mgmt_bcpr = 1; + priv->sys_config.accept_all_mgmt_frames = 1; + } +#endif + if (priv->ieee->iw_mode == IW_MODE_ADHOC) priv->sys_config.answer_broadcast_ssid_probe = 1; else priv->sys_config.answer_broadcast_ssid_probe = 0; - if (ipw_send_system_config(priv, &priv->sys_config)) + if (ipw_send_system_config(priv)) goto error; init_supported_rates(priv, &priv->rates); @@ -10335,10 +10813,10 @@ static int ipw_config(struct ipw_priv *priv) if (ipw_send_rts_threshold(priv, priv->rts_threshold)) goto error; } -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS IPW_DEBUG_QOS("QoS: call ipw_qos_activate\n"); ipw_qos_activate(priv, NULL); -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ if (ipw_set_random_seed(priv)) goto error; @@ -10639,6 +11117,7 @@ static int ipw_up(struct ipw_priv *priv) if (priv->cmdlog == NULL) { IPW_ERROR("Error allocating %d command log entries.\n", cmdlog); + return -ENOMEM; } else { memset(priv->cmdlog, 0, sizeof(*priv->cmdlog) * cmdlog); priv->cmdlog_len = cmdlog; @@ -10860,6 +11339,10 @@ static struct attribute *ipw_sysfs_entries[] = { &dev_attr_led.attr, &dev_attr_speed_scan.attr, &dev_attr_net_stats.attr, +#ifdef CONFIG_IPW2200_PROMISCUOUS + &dev_attr_rtap_iface.attr, + &dev_attr_rtap_filter.attr, +#endif NULL }; @@ -10868,6 +11351,109 @@ static struct attribute_group ipw_attribute_group = { .attrs = ipw_sysfs_entries, }; +#ifdef CONFIG_IPW2200_PROMISCUOUS +static int ipw_prom_open(struct net_device *dev) +{ + struct ipw_prom_priv *prom_priv = ieee80211_priv(dev); + struct ipw_priv *priv = prom_priv->priv; + + IPW_DEBUG_INFO("prom dev->open\n"); + netif_carrier_off(dev); + netif_stop_queue(dev); + + if (priv->ieee->iw_mode != IW_MODE_MONITOR) { + priv->sys_config.accept_all_data_frames = 1; + priv->sys_config.accept_non_directed_frames = 1; + priv->sys_config.accept_all_mgmt_bcpr = 1; + priv->sys_config.accept_all_mgmt_frames = 1; + + ipw_send_system_config(priv); + } + + return 0; +} + +static int ipw_prom_stop(struct net_device *dev) +{ + struct ipw_prom_priv *prom_priv = ieee80211_priv(dev); + struct ipw_priv *priv = prom_priv->priv; + + IPW_DEBUG_INFO("prom dev->stop\n"); + + if (priv->ieee->iw_mode != IW_MODE_MONITOR) { + priv->sys_config.accept_all_data_frames = 0; + priv->sys_config.accept_non_directed_frames = 0; + priv->sys_config.accept_all_mgmt_bcpr = 0; + priv->sys_config.accept_all_mgmt_frames = 0; + + ipw_send_system_config(priv); + } + + return 0; +} + +static int ipw_prom_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + IPW_DEBUG_INFO("prom dev->xmit\n"); + netif_stop_queue(dev); + return -EOPNOTSUPP; +} + +static struct net_device_stats *ipw_prom_get_stats(struct net_device *dev) +{ + struct ipw_prom_priv *prom_priv = ieee80211_priv(dev); + return &prom_priv->ieee->stats; +} + +static int ipw_prom_alloc(struct ipw_priv *priv) +{ + int rc = 0; + + if (priv->prom_net_dev) + return -EPERM; + + priv->prom_net_dev = alloc_ieee80211(sizeof(struct ipw_prom_priv)); + if (priv->prom_net_dev == NULL) + return -ENOMEM; + + priv->prom_priv = ieee80211_priv(priv->prom_net_dev); + priv->prom_priv->ieee = netdev_priv(priv->prom_net_dev); + priv->prom_priv->priv = priv; + + strcpy(priv->prom_net_dev->name, "rtap%d"); + + priv->prom_net_dev->type = ARPHRD_IEEE80211_RADIOTAP; + priv->prom_net_dev->open = ipw_prom_open; + priv->prom_net_dev->stop = ipw_prom_stop; + priv->prom_net_dev->get_stats = ipw_prom_get_stats; + priv->prom_net_dev->hard_start_xmit = ipw_prom_hard_start_xmit; + + priv->prom_priv->ieee->iw_mode = IW_MODE_MONITOR; + + rc = register_netdev(priv->prom_net_dev); + if (rc) { + free_ieee80211(priv->prom_net_dev); + priv->prom_net_dev = NULL; + return rc; + } + + return 0; +} + +static void ipw_prom_free(struct ipw_priv *priv) +{ + if (!priv->prom_net_dev) + return; + + unregister_netdev(priv->prom_net_dev); + free_ieee80211(priv->prom_net_dev); + + priv->prom_net_dev = NULL; +} + +#endif + + static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { int err = 0; @@ -10959,11 +11545,12 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) priv->ieee->set_security = shim__set_security; priv->ieee->is_queue_full = ipw_net_is_queue_full; -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS + priv->ieee->is_qos_active = ipw_is_qos_active; priv->ieee->handle_probe_response = ipw_handle_beacon; priv->ieee->handle_beacon = ipw_handle_probe_response; priv->ieee->handle_assoc_response = ipw_handle_assoc_response; -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ priv->ieee->perfect_rssi = -20; priv->ieee->worst_rssi = -85; @@ -10997,6 +11584,18 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_remove_sysfs; } +#ifdef CONFIG_IPW2200_PROMISCUOUS + if (rtap_iface) { + err = ipw_prom_alloc(priv); + if (err) { + IPW_ERROR("Failed to register promiscuous network " + "device (error %d).\n", err); + unregister_netdev(priv->net_dev); + goto out_remove_sysfs; + } + } +#endif + printk(KERN_INFO DRV_NAME ": Detected geography %s (%d 802.11bg " "channels, %d 802.11a channels)\n", priv->ieee->geo.name, priv->ieee->geo.bg_channels, @@ -11076,6 +11675,10 @@ static void ipw_pci_remove(struct pci_dev *pdev) priv->error = NULL; } +#ifdef CONFIG_IPW2200_PROMISCUOUS + ipw_prom_free(priv); +#endif + free_irq(pdev->irq, priv); iounmap(priv->hw_base); pci_release_regions(pdev); @@ -11200,7 +11803,12 @@ MODULE_PARM_DESC(debug, "debug output mask"); module_param(channel, int, 0444); MODULE_PARM_DESC(channel, "channel to limit associate to (default 0 [ANY])"); -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_PROMISCUOUS +module_param(rtap_iface, int, 0444); +MODULE_PARM_DESC(rtap_iface, "create the rtap interface (1 - create, default 0)"); +#endif + +#ifdef CONFIG_IPW2200_QOS module_param(qos_enable, int, 0444); MODULE_PARM_DESC(qos_enable, "enable all QoS functionalitis"); @@ -11215,7 +11823,7 @@ MODULE_PARM_DESC(burst_duration_CCK, "set CCK burst value"); module_param(burst_duration_OFDM, int, 0444); MODULE_PARM_DESC(burst_duration_OFDM, "set OFDM burst value"); -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ #ifdef CONFIG_IPW2200_MONITOR module_param(mode, int, 0444); @@ -11238,5 +11846,8 @@ MODULE_PARM_DESC(cmdlog, module_param(roaming, int, 0444); MODULE_PARM_DESC(roaming, "enable roaming support (default on)"); +module_param(antenna, int, 0444); +MODULE_PARM_DESC(antenna, "select antenna 1=Main, 3=Aux, default 0 [both], 2=slow_diversity (choose the one with lower background noise)"); + module_exit(ipw_exit); module_init(ipw_init); diff --git a/drivers/net/wireless/ipw2200.h b/drivers/net/wireless/ipw2200.h index 4b980490070..6044c0be2c8 100644 --- a/drivers/net/wireless/ipw2200.h +++ b/drivers/net/wireless/ipw2200.h @@ -789,7 +789,7 @@ struct ipw_sys_config { u8 bt_coexist_collision_thr; u8 silence_threshold; u8 accept_all_mgmt_bcpr; - u8 accept_all_mgtm_frames; + u8 accept_all_mgmt_frames; u8 pass_noise_stats_to_host; u8 reserved3; } __attribute__ ((packed)); @@ -1122,6 +1122,52 @@ struct ipw_fw_error { u8 payload[0]; } __attribute__ ((packed)); +#ifdef CONFIG_IPW2200_PROMISCUOUS + +enum ipw_prom_filter { + IPW_PROM_CTL_HEADER_ONLY = (1 << 0), + IPW_PROM_MGMT_HEADER_ONLY = (1 << 1), + IPW_PROM_DATA_HEADER_ONLY = (1 << 2), + IPW_PROM_ALL_HEADER_ONLY = 0xf, /* bits 0..3 */ + IPW_PROM_NO_TX = (1 << 4), + IPW_PROM_NO_RX = (1 << 5), + IPW_PROM_NO_CTL = (1 << 6), + IPW_PROM_NO_MGMT = (1 << 7), + IPW_PROM_NO_DATA = (1 << 8), +}; + +struct ipw_priv; +struct ipw_prom_priv { + struct ipw_priv *priv; + struct ieee80211_device *ieee; + enum ipw_prom_filter filter; + int tx_packets; + int rx_packets; +}; +#endif + +#if defined(CONFIG_IPW2200_RADIOTAP) || defined(CONFIG_IPW2200_PROMISCUOUS) +/* Magic struct that slots into the radiotap header -- no reason + * to build this manually element by element, we can write it much + * more efficiently than we can parse it. ORDER MATTERS HERE + * + * When sent to us via the simulated Rx interface in sysfs, the entire + * structure is provided regardless of any bits unset. + */ +struct ipw_rt_hdr { + struct ieee80211_radiotap_header rt_hdr; + u64 rt_tsf; /* TSF */ + u8 rt_flags; /* radiotap packet flags */ + u8 rt_rate; /* rate in 500kb/s */ + u16 rt_channel; /* channel in mhz */ + u16 rt_chbitmask; /* channel bitfield */ + s8 rt_dbmsignal; /* signal in dbM, kluged to signed */ + s8 rt_dbmnoise; + u8 rt_antenna; /* antenna number */ + u8 payload[0]; /* payload... */ +} __attribute__ ((packed)); +#endif + struct ipw_priv { /* ieee device used by generic ieee processing code */ struct ieee80211_device *ieee; @@ -1133,6 +1179,12 @@ struct ipw_priv { struct pci_dev *pci_dev; struct net_device *net_dev; +#ifdef CONFIG_IPW2200_PROMISCUOUS + /* Promiscuous mode */ + struct ipw_prom_priv *prom_priv; + struct net_device *prom_net_dev; +#endif + /* pci hardware address support */ void __iomem *hw_base; unsigned long hw_len; @@ -1153,11 +1205,9 @@ struct ipw_priv { u32 config; u32 capability; - u8 last_rx_rssi; - u8 last_noise; struct average average_missed_beacons; - struct average average_rssi; - struct average average_noise; + s16 exp_avg_rssi; + s16 exp_avg_noise; u32 port_type; int rx_bufs_min; /**< minimum number of bufs in Rx queue */ int rx_pend_max; /**< maximum pending buffers for one IRQ */ @@ -1308,6 +1358,29 @@ struct ipw_priv { /* debug macros */ +/* Debug and printf string expansion helpers for printing bitfields */ +#define BIT_FMT8 "%c%c%c%c-%c%c%c%c" +#define BIT_FMT16 BIT_FMT8 ":" BIT_FMT8 +#define BIT_FMT32 BIT_FMT16 " " BIT_FMT16 + +#define BITC(x,y) (((x>>y)&1)?'1':'0') +#define BIT_ARG8(x) \ +BITC(x,7),BITC(x,6),BITC(x,5),BITC(x,4),\ +BITC(x,3),BITC(x,2),BITC(x,1),BITC(x,0) + +#define BIT_ARG16(x) \ +BITC(x,15),BITC(x,14),BITC(x,13),BITC(x,12),\ +BITC(x,11),BITC(x,10),BITC(x,9),BITC(x,8),\ +BIT_ARG8(x) + +#define BIT_ARG32(x) \ +BITC(x,31),BITC(x,30),BITC(x,29),BITC(x,28),\ +BITC(x,27),BITC(x,26),BITC(x,25),BITC(x,24),\ +BITC(x,23),BITC(x,22),BITC(x,21),BITC(x,20),\ +BITC(x,19),BITC(x,18),BITC(x,17),BITC(x,16),\ +BIT_ARG16(x) + + #ifdef CONFIG_IPW2200_DEBUG #define IPW_DEBUG(level, fmt, args...) \ do { if (ipw_debug_level & (level)) \ diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c index c2d0b09e041..b563decf599 100644 --- a/drivers/net/wireless/orinoco.c +++ b/drivers/net/wireless/orinoco.c @@ -201,41 +201,12 @@ static struct { /* Data types */ /********************************************************************/ -/* Used in Event handling. - * We avoid nested structures as they break on ARM -- Moustafa */ -struct hermes_tx_descriptor_802_11 { - /* hermes_tx_descriptor */ - __le16 status; - __le16 reserved1; - __le16 reserved2; - __le32 sw_support; - u8 retry_count; - u8 tx_rate; - __le16 tx_control; - - /* ieee80211_hdr */ +/* Beginning of the Tx descriptor, used in TxExc handling */ +struct hermes_txexc_data { + struct hermes_tx_descriptor desc; __le16 frame_ctl; __le16 duration_id; u8 addr1[ETH_ALEN]; - u8 addr2[ETH_ALEN]; - u8 addr3[ETH_ALEN]; - __le16 seq_ctl; - u8 addr4[ETH_ALEN]; - - __le16 data_len; - - /* ethhdr */ - u8 h_dest[ETH_ALEN]; /* destination eth addr */ - u8 h_source[ETH_ALEN]; /* source ether addr */ - __be16 h_proto; /* packet type ID field */ - - /* p8022_hdr */ - u8 dsap; - u8 ssap; - u8 ctrl; - u8 oui[3]; - - __be16 ethertype; } __attribute__ ((packed)); /* Rx frame header except compatibility 802.3 header */ @@ -450,53 +421,39 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) hermes_t *hw = &priv->hw; int err = 0; u16 txfid = priv->txfid; - char *p; struct ethhdr *eh; - int len, data_len, data_off; + int data_off; struct hermes_tx_descriptor desc; unsigned long flags; - TRACE_ENTER(dev->name); - if (! netif_running(dev)) { printk(KERN_ERR "%s: Tx on stopped device!\n", dev->name); - TRACE_EXIT(dev->name); - return 1; + return NETDEV_TX_BUSY; } if (netif_queue_stopped(dev)) { printk(KERN_DEBUG "%s: Tx while transmitter busy!\n", dev->name); - TRACE_EXIT(dev->name); - return 1; + return NETDEV_TX_BUSY; } if (orinoco_lock(priv, &flags) != 0) { printk(KERN_ERR "%s: orinoco_xmit() called while hw_unavailable\n", dev->name); - TRACE_EXIT(dev->name); - return 1; + return NETDEV_TX_BUSY; } if (! netif_carrier_ok(dev) || (priv->iw_mode == IW_MODE_MONITOR)) { /* Oops, the firmware hasn't established a connection, silently drop the packet (this seems to be the safest approach). */ - stats->tx_errors++; - orinoco_unlock(priv, &flags); - dev_kfree_skb(skb); - TRACE_EXIT(dev->name); - return 0; + goto drop; } - /* Length of the packet body */ - /* FIXME: what if the skb is smaller than this? */ - len = max_t(int, ALIGN(skb->len, 2), ETH_ZLEN); - skb = skb_padto(skb, len); - if (skb == NULL) - goto fail; - len -= ETH_HLEN; + /* Check packet length */ + if (skb->len < ETH_HLEN) + goto drop; eh = (struct ethhdr *)skb->data; @@ -507,8 +464,7 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) if (net_ratelimit()) printk(KERN_ERR "%s: Error %d writing Tx descriptor " "to BAP\n", dev->name, err); - stats->tx_errors++; - goto fail; + goto busy; } /* Clear the 802.11 header and data length fields - some @@ -519,50 +475,38 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) /* Encapsulate Ethernet-II frames */ if (ntohs(eh->h_proto) > ETH_DATA_LEN) { /* Ethernet-II frame */ - struct header_struct hdr; - data_len = len; - data_off = HERMES_802_3_OFFSET + sizeof(hdr); - p = skb->data + ETH_HLEN; - - /* 802.3 header */ - memcpy(hdr.dest, eh->h_dest, ETH_ALEN); - memcpy(hdr.src, eh->h_source, ETH_ALEN); - hdr.len = htons(data_len + ENCAPS_OVERHEAD); - - /* 802.2 header */ - memcpy(&hdr.dsap, &encaps_hdr, sizeof(encaps_hdr)); - - hdr.ethertype = eh->h_proto; - err = hermes_bap_pwrite(hw, USER_BAP, &hdr, sizeof(hdr), - txfid, HERMES_802_3_OFFSET); + struct header_struct { + struct ethhdr eth; /* 802.3 header */ + u8 encap[6]; /* 802.2 header */ + } __attribute__ ((packed)) hdr; + + /* Strip destination and source from the data */ + skb_pull(skb, 2 * ETH_ALEN); + data_off = HERMES_802_2_OFFSET + sizeof(encaps_hdr); + + /* And move them to a separate header */ + memcpy(&hdr.eth, eh, 2 * ETH_ALEN); + hdr.eth.h_proto = htons(sizeof(encaps_hdr) + skb->len); + memcpy(hdr.encap, encaps_hdr, sizeof(encaps_hdr)); + + err = hermes_bap_pwrite(hw, USER_BAP, &hdr, sizeof(hdr), + txfid, HERMES_802_3_OFFSET); if (err) { if (net_ratelimit()) printk(KERN_ERR "%s: Error %d writing packet " "header to BAP\n", dev->name, err); - stats->tx_errors++; - goto fail; + goto busy; } - /* Actual xfer length - allow for padding */ - len = ALIGN(data_len, 2); - if (len < ETH_ZLEN - ETH_HLEN) - len = ETH_ZLEN - ETH_HLEN; } else { /* IEEE 802.3 frame */ - data_len = len + ETH_HLEN; data_off = HERMES_802_3_OFFSET; - p = skb->data; - /* Actual xfer length - round up for odd length packets */ - len = ALIGN(data_len, 2); - if (len < ETH_ZLEN) - len = ETH_ZLEN; } - err = hermes_bap_pwrite_pad(hw, USER_BAP, p, data_len, len, + err = hermes_bap_pwrite(hw, USER_BAP, skb->data, skb->len, txfid, data_off); if (err) { printk(KERN_ERR "%s: Error %d writing packet to BAP\n", dev->name, err); - stats->tx_errors++; - goto fail; + goto busy; } /* Finally, we actually initiate the send */ @@ -575,25 +519,27 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) if (net_ratelimit()) printk(KERN_ERR "%s: Error %d transmitting packet\n", dev->name, err); - stats->tx_errors++; - goto fail; + goto busy; } dev->trans_start = jiffies; - stats->tx_bytes += data_off + data_len; + stats->tx_bytes += data_off + skb->len; + goto ok; - orinoco_unlock(priv, &flags); + drop: + stats->tx_errors++; + stats->tx_dropped++; + ok: + orinoco_unlock(priv, &flags); dev_kfree_skb(skb); + return NETDEV_TX_OK; - TRACE_EXIT(dev->name); - - return 0; - fail: - TRACE_EXIT(dev->name); - + busy: + if (err == -EIO) + schedule_work(&priv->reset_work); orinoco_unlock(priv, &flags); - return err; + return NETDEV_TX_BUSY; } static void __orinoco_ev_alloc(struct net_device *dev, hermes_t *hw) @@ -629,7 +575,7 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) struct net_device_stats *stats = &priv->stats; u16 fid = hermes_read_regn(hw, TXCOMPLFID); u16 status; - struct hermes_tx_descriptor_802_11 hdr; + struct hermes_txexc_data hdr; int err = 0; if (fid == DUMMY_FID) @@ -637,8 +583,7 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) /* Read part of the frame header - we need status and addr1 */ err = hermes_bap_pread(hw, IRQ_BAP, &hdr, - offsetof(struct hermes_tx_descriptor_802_11, - addr2), + sizeof(struct hermes_txexc_data), fid, 0); hermes_write_regn(hw, TXCOMPLFID, DUMMY_FID); @@ -658,7 +603,7 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) * exceeded, because that's the only status that really mean * that this particular node went away. * Other errors means that *we* screwed up. - Jean II */ - status = le16_to_cpu(hdr.status); + status = le16_to_cpu(hdr.desc.status); if (status & (HERMES_TXSTAT_RETRYERR | HERMES_TXSTAT_AGEDERR)) { union iwreq_data wrqu; @@ -1398,16 +1343,12 @@ int __orinoco_down(struct net_device *dev) return 0; } -int orinoco_reinit_firmware(struct net_device *dev) +static int orinoco_allocate_fid(struct net_device *dev) { struct orinoco_private *priv = netdev_priv(dev); struct hermes *hw = &priv->hw; int err; - err = hermes_init(hw); - if (err) - return err; - err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) { /* Try workaround for old Symbol firmware bug */ @@ -1426,6 +1367,19 @@ int orinoco_reinit_firmware(struct net_device *dev) return err; } +int orinoco_reinit_firmware(struct net_device *dev) +{ + struct orinoco_private *priv = netdev_priv(dev); + struct hermes *hw = &priv->hw; + int err; + + err = hermes_init(hw); + if (!err) + err = orinoco_allocate_fid(dev); + + return err; +} + static int __orinoco_hw_set_bitrate(struct orinoco_private *priv) { hermes_t *hw = &priv->hw; @@ -2272,14 +2226,12 @@ static int orinoco_init(struct net_device *dev) u16 reclen; int len; - TRACE_ENTER(dev->name); - /* No need to lock, the hw_unavailable flag is already set in * alloc_orinocodev() */ priv->nicbuf_size = IEEE80211_FRAME_LEN + ETH_HLEN; /* Initialize the firmware */ - err = orinoco_reinit_firmware(dev); + err = hermes_init(hw); if (err != 0) { printk(KERN_ERR "%s: failed to initialize firmware (err = %d)\n", dev->name, err); @@ -2337,6 +2289,13 @@ static int orinoco_init(struct net_device *dev) printk(KERN_DEBUG "%s: Station name \"%s\"\n", dev->name, priv->nick); + err = orinoco_allocate_fid(dev); + if (err) { + printk(KERN_ERR "%s: failed to allocate NIC buffer!\n", + dev->name); + goto out; + } + /* Get allowed channels */ err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CHANNELLIST, &priv->channel_mask); @@ -2427,7 +2386,6 @@ static int orinoco_init(struct net_device *dev) printk(KERN_DEBUG "%s: ready\n", dev->name); out: - TRACE_EXIT(dev->name); return err; } @@ -2795,8 +2753,6 @@ static int orinoco_ioctl_getiwrange(struct net_device *dev, int numrates; int i, k; - TRACE_ENTER(dev->name); - rrq->length = sizeof(struct iw_range); memset(range, 0, sizeof(struct iw_range)); @@ -2886,8 +2842,6 @@ static int orinoco_ioctl_getiwrange(struct net_device *dev, IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN); IW_EVENT_CAPA_SET(range->event_capa, IWEVTXDROP); - TRACE_EXIT(dev->name); - return 0; } @@ -3069,8 +3023,6 @@ static int orinoco_ioctl_getessid(struct net_device *dev, int err = 0; unsigned long flags; - TRACE_ENTER(dev->name); - if (netif_running(dev)) { err = orinoco_hw_get_essid(priv, &active, essidbuf); if (err) @@ -3085,8 +3037,6 @@ static int orinoco_ioctl_getessid(struct net_device *dev, erq->flags = 1; erq->length = strlen(essidbuf) + 1; - TRACE_EXIT(dev->name); - return 0; } @@ -4347,69 +4297,6 @@ static struct ethtool_ops orinoco_ethtool_ops = { }; /********************************************************************/ -/* Debugging */ -/********************************************************************/ - -#if 0 -static void show_rx_frame(struct orinoco_rxframe_hdr *frame) -{ - printk(KERN_DEBUG "RX descriptor:\n"); - printk(KERN_DEBUG " status = 0x%04x\n", frame->desc.status); - printk(KERN_DEBUG " time = 0x%08x\n", frame->desc.time); - printk(KERN_DEBUG " silence = 0x%02x\n", frame->desc.silence); - printk(KERN_DEBUG " signal = 0x%02x\n", frame->desc.signal); - printk(KERN_DEBUG " rate = 0x%02x\n", frame->desc.rate); - printk(KERN_DEBUG " rxflow = 0x%02x\n", frame->desc.rxflow); - printk(KERN_DEBUG " reserved = 0x%08x\n", frame->desc.reserved); - - printk(KERN_DEBUG "IEEE 802.11 header:\n"); - printk(KERN_DEBUG " frame_ctl = 0x%04x\n", - frame->p80211.frame_ctl); - printk(KERN_DEBUG " duration_id = 0x%04x\n", - frame->p80211.duration_id); - printk(KERN_DEBUG " addr1 = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p80211.addr1[0], frame->p80211.addr1[1], - frame->p80211.addr1[2], frame->p80211.addr1[3], - frame->p80211.addr1[4], frame->p80211.addr1[5]); - printk(KERN_DEBUG " addr2 = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p80211.addr2[0], frame->p80211.addr2[1], - frame->p80211.addr2[2], frame->p80211.addr2[3], - frame->p80211.addr2[4], frame->p80211.addr2[5]); - printk(KERN_DEBUG " addr3 = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p80211.addr3[0], frame->p80211.addr3[1], - frame->p80211.addr3[2], frame->p80211.addr3[3], - frame->p80211.addr3[4], frame->p80211.addr3[5]); - printk(KERN_DEBUG " seq_ctl = 0x%04x\n", - frame->p80211.seq_ctl); - printk(KERN_DEBUG " addr4 = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p80211.addr4[0], frame->p80211.addr4[1], - frame->p80211.addr4[2], frame->p80211.addr4[3], - frame->p80211.addr4[4], frame->p80211.addr4[5]); - printk(KERN_DEBUG " data_len = 0x%04x\n", - frame->p80211.data_len); - - printk(KERN_DEBUG "IEEE 802.3 header:\n"); - printk(KERN_DEBUG " dest = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p8023.h_dest[0], frame->p8023.h_dest[1], - frame->p8023.h_dest[2], frame->p8023.h_dest[3], - frame->p8023.h_dest[4], frame->p8023.h_dest[5]); - printk(KERN_DEBUG " src = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p8023.h_source[0], frame->p8023.h_source[1], - frame->p8023.h_source[2], frame->p8023.h_source[3], - frame->p8023.h_source[4], frame->p8023.h_source[5]); - printk(KERN_DEBUG " len = 0x%04x\n", frame->p8023.h_proto); - - printk(KERN_DEBUG "IEEE 802.2 LLC/SNAP header:\n"); - printk(KERN_DEBUG " DSAP = 0x%02x\n", frame->p8022.dsap); - printk(KERN_DEBUG " SSAP = 0x%02x\n", frame->p8022.ssap); - printk(KERN_DEBUG " ctrl = 0x%02x\n", frame->p8022.ctrl); - printk(KERN_DEBUG " OUI = %02x:%02x:%02x\n", - frame->p8022.oui[0], frame->p8022.oui[1], frame->p8022.oui[2]); - printk(KERN_DEBUG " ethertype = 0x%04x\n", frame->ethertype); -} -#endif /* 0 */ - -/********************************************************************/ /* Module initialization */ /********************************************************************/ diff --git a/drivers/net/wireless/orinoco.h b/drivers/net/wireless/orinoco.h index f5d856db92a..16db3e14b7d 100644 --- a/drivers/net/wireless/orinoco.h +++ b/drivers/net/wireless/orinoco.h @@ -7,7 +7,7 @@ #ifndef _ORINOCO_H #define _ORINOCO_H -#define DRIVER_VERSION "0.15rc3" +#define DRIVER_VERSION "0.15" #include <linux/netdevice.h> #include <linux/wireless.h> @@ -30,20 +30,6 @@ struct orinoco_key { char data[ORINOCO_MAX_KEY_SIZE]; } __attribute__ ((packed)); -struct header_struct { - /* 802.3 */ - u8 dest[ETH_ALEN]; - u8 src[ETH_ALEN]; - __be16 len; - /* 802.2 */ - u8 dsap; - u8 ssap; - u8 ctrl; - /* SNAP */ - u8 oui[3]; - unsigned short ethertype; -} __attribute__ ((packed)); - typedef enum { FIRMWARE_TYPE_AGERE, FIRMWARE_TYPE_INTERSIL, @@ -132,9 +118,6 @@ extern int orinoco_debug; #define DEBUG(n, args...) do { } while (0) #endif /* ORINOCO_DEBUG */ -#define TRACE_ENTER(devname) DEBUG(2, "%s: -> %s()\n", devname, __FUNCTION__); -#define TRACE_EXIT(devname) DEBUG(2, "%s: <- %s()\n", devname, __FUNCTION__); - /********************************************************************/ /* Exported prototypes */ /********************************************************************/ diff --git a/drivers/net/wireless/orinoco_cs.c b/drivers/net/wireless/orinoco_cs.c index 434f7d7ad84..d2c48ac60f4 100644 --- a/drivers/net/wireless/orinoco_cs.c +++ b/drivers/net/wireless/orinoco_cs.c @@ -178,13 +178,10 @@ orinoco_cs_config(struct pcmcia_device *link) int last_fn, last_ret; u_char buf[64]; config_info_t conf; - cisinfo_t info; tuple_t tuple; cisparse_t parse; void __iomem *mem; - CS_CHECK(ValidateCIS, pcmcia_validate_cis(link, &info)); - /* * This reads the card's CONFIG tuple to find its * configuration registers. @@ -234,12 +231,6 @@ orinoco_cs_config(struct pcmcia_device *link) goto next_entry; link->conf.ConfigIndex = cfg->index; - /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } - /* Use power settings for Vcc and Vpp if present */ /* Note that the CIS values need to be rescaled */ if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) { diff --git a/drivers/net/wireless/orinoco_nortel.c b/drivers/net/wireless/orinoco_nortel.c index d1a670b3533..1596182f741 100644 --- a/drivers/net/wireless/orinoco_nortel.c +++ b/drivers/net/wireless/orinoco_nortel.c @@ -1,9 +1,8 @@ /* orinoco_nortel.c - * + * * Driver for Prism II devices which would usually be driven by orinoco_cs, * but are connected to the PCI bus by a PCI-to-PCMCIA adapter used in * Nortel emobility, Symbol LA-4113 and Symbol LA-4123. - * but are connected to the PCI bus by a Nortel PCI-PCMCIA-Adapter. * * Copyright (C) 2002 Tobias Hoffmann * (C) 2003 Christoph Jungegger <disdos@traum404.de> @@ -50,67 +49,62 @@ #include <pcmcia/cisreg.h> #include "orinoco.h" +#include "orinoco_pci.h" #define COR_OFFSET (0xe0) /* COR attribute offset of Prism2 PC card */ #define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA) /* Enable PC card with interrupt in level trigger */ -/* Nortel specific data */ -struct nortel_pci_card { - unsigned long iobase1; - unsigned long iobase2; -}; - /* - * Do a soft reset of the PCI card using the Configuration Option Register + * Do a soft reset of the card using the Configuration Option Register * We need this to get going... * This is the part of the code that is strongly inspired from wlan-ng * * Note bis : Don't try to access HERMES_CMD during the reset phase. * It just won't work ! */ -static int nortel_pci_cor_reset(struct orinoco_private *priv) +static int orinoco_nortel_cor_reset(struct orinoco_private *priv) { - struct nortel_pci_card *card = priv->card; + struct orinoco_pci_card *card = priv->card; - /* Assert the reset until the card notice */ - outw_p(8, card->iobase1 + 2); - inw(card->iobase2 + COR_OFFSET); - outw_p(0x80, card->iobase2 + COR_OFFSET); + /* Assert the reset until the card notices */ + iowrite16(8, card->bridge_io + 2); + ioread16(card->attr_io + COR_OFFSET); + iowrite16(0x80, card->attr_io + COR_OFFSET); mdelay(1); /* Give time for the card to recover from this hard effort */ - outw_p(0, card->iobase2 + COR_OFFSET); - outw_p(0, card->iobase2 + COR_OFFSET); + iowrite16(0, card->attr_io + COR_OFFSET); + iowrite16(0, card->attr_io + COR_OFFSET); mdelay(1); - /* set COR as usual */ - outw_p(COR_VALUE, card->iobase2 + COR_OFFSET); - outw_p(COR_VALUE, card->iobase2 + COR_OFFSET); + /* Set COR as usual */ + iowrite16(COR_VALUE, card->attr_io + COR_OFFSET); + iowrite16(COR_VALUE, card->attr_io + COR_OFFSET); mdelay(1); - outw_p(0x228, card->iobase1 + 2); + iowrite16(0x228, card->bridge_io + 2); return 0; } -static int nortel_pci_hw_init(struct nortel_pci_card *card) +static int orinoco_nortel_hw_init(struct orinoco_pci_card *card) { int i; u32 reg; - /* setup bridge */ - if (inw(card->iobase1) & 1) { + /* Setup bridge */ + if (ioread16(card->bridge_io) & 1) { printk(KERN_ERR PFX "brg1 answer1 wrong\n"); return -EBUSY; } - outw_p(0x118, card->iobase1 + 2); - outw_p(0x108, card->iobase1 + 2); + iowrite16(0x118, card->bridge_io + 2); + iowrite16(0x108, card->bridge_io + 2); mdelay(30); - outw_p(0x8, card->iobase1 + 2); + iowrite16(0x8, card->bridge_io + 2); for (i = 0; i < 30; i++) { mdelay(30); - if (inw(card->iobase1) & 0x10) { + if (ioread16(card->bridge_io) & 0x10) { break; } } @@ -118,42 +112,42 @@ static int nortel_pci_hw_init(struct nortel_pci_card *card) printk(KERN_ERR PFX "brg1 timed out\n"); return -EBUSY; } - if (inw(card->iobase2 + 0xe0) & 1) { + if (ioread16(card->attr_io + COR_OFFSET) & 1) { printk(KERN_ERR PFX "brg2 answer1 wrong\n"); return -EBUSY; } - if (inw(card->iobase2 + 0xe2) & 1) { + if (ioread16(card->attr_io + COR_OFFSET + 2) & 1) { printk(KERN_ERR PFX "brg2 answer2 wrong\n"); return -EBUSY; } - if (inw(card->iobase2 + 0xe4) & 1) { + if (ioread16(card->attr_io + COR_OFFSET + 4) & 1) { printk(KERN_ERR PFX "brg2 answer3 wrong\n"); return -EBUSY; } - /* set the PCMCIA COR-Register */ - outw_p(COR_VALUE, card->iobase2 + COR_OFFSET); + /* Set the PCMCIA COR register */ + iowrite16(COR_VALUE, card->attr_io + COR_OFFSET); mdelay(1); - reg = inw(card->iobase2 + COR_OFFSET); + reg = ioread16(card->attr_io + COR_OFFSET); if (reg != COR_VALUE) { printk(KERN_ERR PFX "Error setting COR value (reg=%x)\n", reg); return -EBUSY; } - /* set leds */ - outw_p(1, card->iobase1 + 10); + /* Set LEDs */ + iowrite16(1, card->bridge_io + 10); return 0; } -static int nortel_pci_init_one(struct pci_dev *pdev, - const struct pci_device_id *ent) +static int orinoco_nortel_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) { int err; struct orinoco_private *priv; - struct nortel_pci_card *card; + struct orinoco_pci_card *card; struct net_device *dev; - void __iomem *iomem; + void __iomem *hermes_io, *bridge_io, *attr_io; err = pci_enable_device(pdev); if (err) { @@ -162,19 +156,34 @@ static int nortel_pci_init_one(struct pci_dev *pdev, } err = pci_request_regions(pdev, DRIVER_NAME); - if (err != 0) { + if (err) { printk(KERN_ERR PFX "Cannot obtain PCI resources\n"); goto fail_resources; } - iomem = pci_iomap(pdev, 2, 0); - if (!iomem) { - err = -ENOMEM; - goto fail_map_io; + bridge_io = pci_iomap(pdev, 0, 0); + if (!bridge_io) { + printk(KERN_ERR PFX "Cannot map bridge registers\n"); + err = -EIO; + goto fail_map_bridge; + } + + attr_io = pci_iomap(pdev, 1, 0); + if (!attr_io) { + printk(KERN_ERR PFX "Cannot map PCMCIA attributes\n"); + err = -EIO; + goto fail_map_attr; + } + + hermes_io = pci_iomap(pdev, 2, 0); + if (!hermes_io) { + printk(KERN_ERR PFX "Cannot map chipset registers\n"); + err = -EIO; + goto fail_map_hermes; } /* Allocate network device */ - dev = alloc_orinocodev(sizeof(*card), nortel_pci_cor_reset); + dev = alloc_orinocodev(sizeof(*card), orinoco_nortel_cor_reset); if (!dev) { printk(KERN_ERR PFX "Cannot allocate network device\n"); err = -ENOMEM; @@ -183,16 +192,12 @@ static int nortel_pci_init_one(struct pci_dev *pdev, priv = netdev_priv(dev); card = priv->card; - card->iobase1 = pci_resource_start(pdev, 0); - card->iobase2 = pci_resource_start(pdev, 1); - dev->base_addr = pci_resource_start(pdev, 2); + card->bridge_io = bridge_io; + card->attr_io = attr_io; SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - hermes_struct_init(&priv->hw, iomem, HERMES_16BIT_REGSPACING); - - printk(KERN_DEBUG PFX "Detected Nortel PCI device at %s irq:%d, " - "io addr:0x%lx\n", pci_name(pdev), pdev->irq, dev->base_addr); + hermes_struct_init(&priv->hw, hermes_io, HERMES_16BIT_REGSPACING); err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, dev); @@ -201,21 +206,20 @@ static int nortel_pci_init_one(struct pci_dev *pdev, err = -EBUSY; goto fail_irq; } - dev->irq = pdev->irq; + orinoco_pci_setup_netdev(dev, pdev, 2); - err = nortel_pci_hw_init(card); + err = orinoco_nortel_hw_init(card); if (err) { printk(KERN_ERR PFX "Hardware initialization failed\n"); goto fail; } - err = nortel_pci_cor_reset(priv); + err = orinoco_nortel_cor_reset(priv); if (err) { printk(KERN_ERR PFX "Initial reset failed\n"); goto fail; } - err = register_netdev(dev); if (err) { printk(KERN_ERR PFX "Cannot register network device\n"); @@ -234,9 +238,15 @@ static int nortel_pci_init_one(struct pci_dev *pdev, free_orinocodev(dev); fail_alloc: - pci_iounmap(pdev, iomem); + pci_iounmap(pdev, hermes_io); - fail_map_io: + fail_map_hermes: + pci_iounmap(pdev, attr_io); + + fail_map_attr: + pci_iounmap(pdev, bridge_io); + + fail_map_bridge: pci_release_regions(pdev); fail_resources: @@ -245,26 +255,27 @@ static int nortel_pci_init_one(struct pci_dev *pdev, return err; } -static void __devexit nortel_pci_remove_one(struct pci_dev *pdev) +static void __devexit orinoco_nortel_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct orinoco_private *priv = netdev_priv(dev); - struct nortel_pci_card *card = priv->card; + struct orinoco_pci_card *card = priv->card; - /* clear leds */ - outw_p(0, card->iobase1 + 10); + /* Clear LEDs */ + iowrite16(0, card->bridge_io + 10); unregister_netdev(dev); free_irq(dev->irq, dev); pci_set_drvdata(pdev, NULL); free_orinocodev(dev); pci_iounmap(pdev, priv->hw.iobase); + pci_iounmap(pdev, card->attr_io); + pci_iounmap(pdev, card->bridge_io); pci_release_regions(pdev); pci_disable_device(pdev); } - -static struct pci_device_id nortel_pci_id_table[] = { +static struct pci_device_id orinoco_nortel_id_table[] = { /* Nortel emobility PCI */ {0x126c, 0x8030, PCI_ANY_ID, PCI_ANY_ID,}, /* Symbol LA-4123 PCI */ @@ -272,13 +283,15 @@ static struct pci_device_id nortel_pci_id_table[] = { {0,}, }; -MODULE_DEVICE_TABLE(pci, nortel_pci_id_table); +MODULE_DEVICE_TABLE(pci, orinoco_nortel_id_table); -static struct pci_driver nortel_pci_driver = { - .name = DRIVER_NAME, - .id_table = nortel_pci_id_table, - .probe = nortel_pci_init_one, - .remove = __devexit_p(nortel_pci_remove_one), +static struct pci_driver orinoco_nortel_driver = { + .name = DRIVER_NAME, + .id_table = orinoco_nortel_id_table, + .probe = orinoco_nortel_init_one, + .remove = __devexit_p(orinoco_nortel_remove_one), + .suspend = orinoco_pci_suspend, + .resume = orinoco_pci_resume, }; static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION @@ -288,20 +301,19 @@ MODULE_DESCRIPTION ("Driver for wireless LAN cards using the Nortel PCI bridge"); MODULE_LICENSE("Dual MPL/GPL"); -static int __init nortel_pci_init(void) +static int __init orinoco_nortel_init(void) { printk(KERN_DEBUG "%s\n", version); - return pci_module_init(&nortel_pci_driver); + return pci_module_init(&orinoco_nortel_driver); } -static void __exit nortel_pci_exit(void) +static void __exit orinoco_nortel_exit(void) { - pci_unregister_driver(&nortel_pci_driver); - ssleep(1); + pci_unregister_driver(&orinoco_nortel_driver); } -module_init(nortel_pci_init); -module_exit(nortel_pci_exit); +module_init(orinoco_nortel_init); +module_exit(orinoco_nortel_exit); /* * Local variables: diff --git a/drivers/net/wireless/orinoco_pci.c b/drivers/net/wireless/orinoco_pci.c index 5362c214fc8..df37b95607f 100644 --- a/drivers/net/wireless/orinoco_pci.c +++ b/drivers/net/wireless/orinoco_pci.c @@ -1,11 +1,11 @@ /* orinoco_pci.c * - * Driver for Prism II devices that have a direct PCI interface - * (i.e., not in a Pcmcia or PLX bridge) - * - * Specifically here we're talking about the Linksys WMP11 + * Driver for Prism 2.5/3 devices that have a direct PCI interface + * (i.e. these are not PCMCIA cards in a PCMCIA-to-PCI bridge). + * The card contains only one PCI region, which contains all the usual + * hermes registers, as well as the COR register. * - * Current maintainers (as of 29 September 2003) are: + * Current maintainers are: * Pavel Roskin <proski AT gnu.org> * and David Gibson <hermes AT gibson.dropbear.id.au> * @@ -41,54 +41,6 @@ * under either the MPL or the GPL. */ -/* - * Theory of operation... - * ------------------- - * Maybe you had a look in orinoco_plx. Well, this is totally different... - * - * The card contains only one PCI region, which contains all the usual - * hermes registers. - * - * The driver will memory map this region in normal memory. Because - * the hermes registers are mapped in normal memory and not in ISA I/O - * post space, we can't use the usual inw/outw macros and we need to - * use readw/writew. - * This slight difference force us to compile our own version of - * hermes.c with the register access macro changed. That's a bit - * hackish but works fine. - * - * Note that the PCI region is pretty big (4K). That's much more than - * the usual set of hermes register (0x0 -> 0x3E). I've got a strong - * suspicion that the whole memory space of the adapter is in fact in - * this region. Accessing directly the adapter memory instead of going - * through the usual register would speed up significantely the - * operations... - * - * Finally, the card looks like this : ------------------------ - Bus 0, device 14, function 0: - Network controller: PCI device 1260:3873 (Harris Semiconductor) (rev 1). - IRQ 11. - Master Capable. Latency=248. - Prefetchable 32 bit memory at 0xffbcc000 [0xffbccfff]. ------------------------ -00:0e.0 Network controller: Harris Semiconductor: Unknown device 3873 (rev 01) - Subsystem: Unknown device 1737:3874 - Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- - Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- - Latency: 248 set, cache line size 08 - Interrupt: pin A routed to IRQ 11 - Region 0: Memory at ffbcc000 (32-bit, prefetchable) [size=4K] - Capabilities: [dc] Power Management version 2 - Flags: PMEClk- AuxPwr- DSI- D1+ D2+ PME+ - Status: D0 PME-Enable- DSel=0 DScale=0 PME- ------------------------ - * - * That's all.. - * - * Jean II - */ - #define DRIVER_NAME "orinoco_pci" #define PFX DRIVER_NAME ": " @@ -100,12 +52,14 @@ #include <linux/pci.h> #include "orinoco.h" +#include "orinoco_pci.h" -/* All the magic there is from wlan-ng */ -/* Magic offset of the reset register of the PCI card */ +/* Offset of the COR register of the PCI card */ #define HERMES_PCI_COR (0x26) -/* Magic bitmask to reset the card */ + +/* Bitmask to reset the card */ #define HERMES_PCI_COR_MASK (0x0080) + /* Magic timeouts for doing the reset. * Those times are straight from wlan-ng, and it is claimed that they * are necessary. Alan will kill me. Take your time and grab a coffee. */ @@ -113,13 +67,8 @@ #define HERMES_PCI_COR_OFFT (500) /* ms */ #define HERMES_PCI_COR_BUSYT (500) /* ms */ -/* Orinoco PCI specific data */ -struct orinoco_pci_card { - void __iomem *pci_ioaddr; -}; - /* - * Do a soft reset of the PCI card using the Configuration Option Register + * Do a soft reset of the card using the Configuration Option Register * We need this to get going... * This is the part of the code that is strongly inspired from wlan-ng * @@ -131,14 +80,13 @@ struct orinoco_pci_card { * Note bis : Don't try to access HERMES_CMD during the reset phase. * It just won't work ! */ -static int -orinoco_pci_cor_reset(struct orinoco_private *priv) +static int orinoco_pci_cor_reset(struct orinoco_private *priv) { hermes_t *hw = &priv->hw; - unsigned long timeout; - u16 reg; + unsigned long timeout; + u16 reg; - /* Assert the reset until the card notice */ + /* Assert the reset until the card notices */ hermes_write_regn(hw, PCI_COR, HERMES_PCI_COR_MASK); mdelay(HERMES_PCI_COR_ONT); @@ -163,19 +111,14 @@ orinoco_pci_cor_reset(struct orinoco_private *priv) return 0; } -/* - * Initialise a card. Mostly similar to PLX code. - */ static int orinoco_pci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { - int err = 0; - unsigned long pci_iorange; - u16 __iomem *pci_ioaddr = NULL; - unsigned long pci_iolen; - struct orinoco_private *priv = NULL; + int err; + struct orinoco_private *priv; struct orinoco_pci_card *card; - struct net_device *dev = NULL; + struct net_device *dev; + void __iomem *hermes_io; err = pci_enable_device(pdev); if (err) { @@ -184,39 +127,32 @@ static int orinoco_pci_init_one(struct pci_dev *pdev, } err = pci_request_regions(pdev, DRIVER_NAME); - if (err != 0) { + if (err) { printk(KERN_ERR PFX "Cannot obtain PCI resources\n"); goto fail_resources; } - /* Resource 0 is mapped to the hermes registers */ - pci_iorange = pci_resource_start(pdev, 0); - pci_iolen = pci_resource_len(pdev, 0); - pci_ioaddr = ioremap(pci_iorange, pci_iolen); - if (!pci_iorange) { - printk(KERN_ERR PFX "Cannot remap hardware registers\n"); - goto fail_map; + hermes_io = pci_iomap(pdev, 0, 0); + if (!hermes_io) { + printk(KERN_ERR PFX "Cannot remap chipset registers\n"); + err = -EIO; + goto fail_map_hermes; } /* Allocate network device */ dev = alloc_orinocodev(sizeof(*card), orinoco_pci_cor_reset); - if (! dev) { + if (!dev) { + printk(KERN_ERR PFX "Cannot allocate network device\n"); err = -ENOMEM; goto fail_alloc; } priv = netdev_priv(dev); card = priv->card; - card->pci_ioaddr = pci_ioaddr; - dev->mem_start = pci_iorange; - dev->mem_end = pci_iorange + pci_iolen - 1; SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - hermes_struct_init(&priv->hw, pci_ioaddr, HERMES_32BIT_REGSPACING); - - printk(KERN_DEBUG PFX "Detected device %s, mem:0x%lx-0x%lx, irq %d\n", - pci_name(pdev), dev->mem_start, dev->mem_end, pdev->irq); + hermes_struct_init(&priv->hw, hermes_io, HERMES_32BIT_REGSPACING); err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, dev); @@ -225,9 +161,8 @@ static int orinoco_pci_init_one(struct pci_dev *pdev, err = -EBUSY; goto fail_irq; } - dev->irq = pdev->irq; + orinoco_pci_setup_netdev(dev, pdev, 0); - /* Perform a COR reset to start the card */ err = orinoco_pci_cor_reset(priv); if (err) { printk(KERN_ERR PFX "Initial reset failed\n"); @@ -236,7 +171,7 @@ static int orinoco_pci_init_one(struct pci_dev *pdev, err = register_netdev(dev); if (err) { - printk(KERN_ERR PFX "Failed to register net device\n"); + printk(KERN_ERR PFX "Cannot register network device\n"); goto fail; } @@ -252,9 +187,9 @@ static int orinoco_pci_init_one(struct pci_dev *pdev, free_orinocodev(dev); fail_alloc: - iounmap(pci_ioaddr); + pci_iounmap(pdev, hermes_io); - fail_map: + fail_map_hermes: pci_release_regions(pdev); fail_resources: @@ -267,87 +202,17 @@ static void __devexit orinoco_pci_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct orinoco_private *priv = netdev_priv(dev); - struct orinoco_pci_card *card = priv->card; unregister_netdev(dev); free_irq(dev->irq, dev); pci_set_drvdata(pdev, NULL); free_orinocodev(dev); - iounmap(card->pci_ioaddr); + pci_iounmap(pdev, priv->hw.iobase); pci_release_regions(pdev); pci_disable_device(pdev); } -static int orinoco_pci_suspend(struct pci_dev *pdev, pm_message_t state) -{ - struct net_device *dev = pci_get_drvdata(pdev); - struct orinoco_private *priv = netdev_priv(dev); - unsigned long flags; - int err; - - - err = orinoco_lock(priv, &flags); - if (err) { - printk(KERN_ERR "%s: hw_unavailable on orinoco_pci_suspend\n", - dev->name); - return err; - } - - err = __orinoco_down(dev); - if (err) - printk(KERN_WARNING "%s: orinoco_pci_suspend(): Error %d downing interface\n", - dev->name, err); - - netif_device_detach(dev); - - priv->hw_unavailable++; - - orinoco_unlock(priv, &flags); - - pci_save_state(pdev); - pci_set_power_state(pdev, PCI_D3hot); - - return 0; -} - -static int orinoco_pci_resume(struct pci_dev *pdev) -{ - struct net_device *dev = pci_get_drvdata(pdev); - struct orinoco_private *priv = netdev_priv(dev); - unsigned long flags; - int err; - - printk(KERN_DEBUG "%s: Orinoco-PCI waking up\n", dev->name); - - pci_set_power_state(pdev, 0); - pci_restore_state(pdev); - - err = orinoco_reinit_firmware(dev); - if (err) { - printk(KERN_ERR "%s: Error %d re-initializing firmware on orinoco_pci_resume()\n", - dev->name, err); - return err; - } - - spin_lock_irqsave(&priv->lock, flags); - - netif_device_attach(dev); - - priv->hw_unavailable--; - - if (priv->open && (! priv->hw_unavailable)) { - err = __orinoco_up(dev); - if (err) - printk(KERN_ERR "%s: Error %d restarting card on orinoco_pci_resume()\n", - dev->name, err); - } - - spin_unlock_irqrestore(&priv->lock, flags); - - return 0; -} - -static struct pci_device_id orinoco_pci_pci_id_table[] = { +static struct pci_device_id orinoco_pci_id_table[] = { /* Intersil Prism 3 */ {0x1260, 0x3872, PCI_ANY_ID, PCI_ANY_ID,}, /* Intersil Prism 2.5 */ @@ -357,11 +222,11 @@ static struct pci_device_id orinoco_pci_pci_id_table[] = { {0,}, }; -MODULE_DEVICE_TABLE(pci, orinoco_pci_pci_id_table); +MODULE_DEVICE_TABLE(pci, orinoco_pci_id_table); static struct pci_driver orinoco_pci_driver = { .name = DRIVER_NAME, - .id_table = orinoco_pci_pci_id_table, + .id_table = orinoco_pci_id_table, .probe = orinoco_pci_init_one, .remove = __devexit_p(orinoco_pci_remove_one), .suspend = orinoco_pci_suspend, diff --git a/drivers/net/wireless/orinoco_pci.h b/drivers/net/wireless/orinoco_pci.h new file mode 100644 index 00000000000..b05a9a5b1f5 --- /dev/null +++ b/drivers/net/wireless/orinoco_pci.h @@ -0,0 +1,125 @@ +/* orinoco_pci.h + * + * Common code for all Orinoco drivers for PCI devices, including + * both native PCI and PCMCIA-to-PCI bridges. + * + * Copyright (C) 2005, Pavel Roskin. + * See orinoco.c for license. + */ + +#ifndef _ORINOCO_PCI_H +#define _ORINOCO_PCI_H + +#include <linux/netdevice.h> + +/* Driver specific data */ +struct orinoco_pci_card { + void __iomem *bridge_io; + void __iomem *attr_io; +}; + +/* Set base address or memory range of the network device based on + * the PCI device it's using. Specify BAR of the "main" resource. + * To be used after request_irq(). */ +static inline void orinoco_pci_setup_netdev(struct net_device *dev, + struct pci_dev *pdev, int bar) +{ + char *range_type; + unsigned long start = pci_resource_start(pdev, bar); + unsigned long len = pci_resource_len(pdev, bar); + unsigned long flags = pci_resource_flags(pdev, bar); + unsigned long end = start + len - 1; + + dev->irq = pdev->irq; + if (flags & IORESOURCE_IO) { + dev->base_addr = start; + range_type = "ports"; + } else { + dev->mem_start = start; + dev->mem_end = end; + range_type = "memory"; + } + + printk(KERN_DEBUG PFX "%s: irq %d, %s 0x%lx-0x%lx\n", + pci_name(pdev), pdev->irq, range_type, start, end); +} + +static int orinoco_pci_suspend(struct pci_dev *pdev, pm_message_t state) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct orinoco_private *priv = netdev_priv(dev); + unsigned long flags; + int err; + + err = orinoco_lock(priv, &flags); + if (err) { + printk(KERN_ERR "%s: cannot lock hardware for suspend\n", + dev->name); + return err; + } + + err = __orinoco_down(dev); + if (err) + printk(KERN_WARNING "%s: error %d bringing interface down " + "for suspend\n", dev->name, err); + + netif_device_detach(dev); + + priv->hw_unavailable++; + + orinoco_unlock(priv, &flags); + + free_irq(pdev->irq, dev); + pci_save_state(pdev); + pci_disable_device(pdev); + pci_set_power_state(pdev, PCI_D3hot); + + return 0; +} + +static int orinoco_pci_resume(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct orinoco_private *priv = netdev_priv(dev); + unsigned long flags; + int err; + + pci_set_power_state(pdev, 0); + pci_enable_device(pdev); + pci_restore_state(pdev); + + err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, + dev->name, dev); + if (err) { + printk(KERN_ERR "%s: cannot re-allocate IRQ on resume\n", + dev->name); + pci_disable_device(pdev); + return -EBUSY; + } + + err = orinoco_reinit_firmware(dev); + if (err) { + printk(KERN_ERR "%s: error %d re-initializing firmware " + "on resume\n", dev->name, err); + return err; + } + + spin_lock_irqsave(&priv->lock, flags); + + netif_device_attach(dev); + + priv->hw_unavailable--; + + if (priv->open && (! priv->hw_unavailable)) { + err = __orinoco_up(dev); + if (err) + printk(KERN_ERR "%s: Error %d restarting card on resume\n", + dev->name, err); + } + + spin_unlock_irqrestore(&priv->lock, flags); + + return 0; +} + +#endif /* _ORINOCO_PCI_H */ diff --git a/drivers/net/wireless/orinoco_plx.c b/drivers/net/wireless/orinoco_plx.c index 210e7377654..7b940509638 100644 --- a/drivers/net/wireless/orinoco_plx.c +++ b/drivers/net/wireless/orinoco_plx.c @@ -3,7 +3,7 @@ * Driver for Prism II devices which would usually be driven by orinoco_cs, * but are connected to the PCI bus by a PLX9052. * - * Current maintainers (as of 29 September 2003) are: + * Current maintainers are: * Pavel Roskin <proski AT gnu.org> * and David Gibson <hermes AT gibson.dropbear.id.au> * @@ -30,38 +30,18 @@ * other provisions required by the GPL. If you do not delete the * provisions above, a recipient may use your version of this file * under either the MPL or the GPL. - - * Caution: this is experimental and probably buggy. For success and - * failure reports for different cards and adaptors, see - * orinoco_plx_pci_id_table near the end of the file. If you have a - * card we don't have the PCI id for, and looks like it should work, - * drop me mail with the id and "it works"/"it doesn't work". - * - * Note: if everything gets detected fine but it doesn't actually send - * or receive packets, your first port of call should probably be to - * try newer firmware in the card. Especially if you're doing Ad-Hoc - * modes. - * - * The actual driving is done by orinoco.c, this is just resource - * allocation stuff. The explanation below is courtesy of Ryan Niemi - * on the linux-wlan-ng list at - * http://archives.neohapsis.com/archives/dev/linux-wlan/2001-q1/0026.html * - * The PLX9052-based cards (WL11000 and several others) are a - * different beast than the usual PCMCIA-based PRISM2 configuration - * expected by wlan-ng. Here's the general details on how the WL11000 - * PCI adapter works: + * Here's the general details on how the PLX9052 adapter works: * * - Two PCI I/O address spaces, one 0x80 long which contains the * PLX9052 registers, and one that's 0x40 long mapped to the PCMCIA * slot I/O address space. * - * - One PCI memory address space, mapped to the PCMCIA memory space + * - One PCI memory address space, mapped to the PCMCIA attribute space * (containing the CIS). * - * After identifying the I/O and memory space, you can read through - * the memory space to confirm the CIS's device ID or manufacturer ID - * to make sure it's the expected card. qKeep in mind that the PCMCIA + * Using the later, you can read through the CIS data to make sure the + * card is compatible with the driver. Keep in mind that the PCMCIA * spec specifies the CIS as the lower 8 bits of each word read from * the CIS, so to read the bytes of the CIS, read every other byte * (0,2,4,...). Passing that test, you need to enable the I/O address @@ -71,7 +51,7 @@ * within the PCI memory space. Write 0x41 to the COR register to * enable I/O mode and to select level triggered interrupts. To * confirm you actually succeeded, read the COR register back and make - * sure it actually got set to 0x41, incase you have an unexpected + * sure it actually got set to 0x41, in case you have an unexpected * card inserted. * * Following that, you can treat the second PCI I/O address space (the @@ -101,16 +81,6 @@ * that, I've hot-swapped a number of times during debugging and * driver development for various reasons (stuck WAIT# line after the * radio card's firmware locks up). - * - * Hope this is enough info for someone to add PLX9052 support to the - * wlan-ng card. In the case of the WL11000, the PCI ID's are - * 0x1639/0x0200, with matching subsystem ID's. Other PLX9052-based - * manufacturers other than Eumitcom (or on cards other than the - * WL11000) may have different PCI ID's. - * - * If anyone needs any more specific info, let me know. I haven't had - * time to implement support myself yet, and with the way things are - * going, might not have time for a while.. */ #define DRIVER_NAME "orinoco_plx" @@ -125,6 +95,7 @@ #include <pcmcia/cisreg.h> #include "orinoco.h" +#include "orinoco_pci.h" #define COR_OFFSET (0x3e0) /* COR attribute offset of Prism2 PC card */ #define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA) /* Enable PC card with interrupt in level trigger */ @@ -134,30 +105,20 @@ #define PLX_INTCSR 0x4c /* Interrupt Control & Status Register */ #define PLX_INTCSR_INTEN (1<<6) /* Interrupt Enable bit */ -static const u8 cis_magic[] = { - 0x01, 0x03, 0x00, 0x00, 0xff, 0x17, 0x04, 0x67 -}; - -/* Orinoco PLX specific data */ -struct orinoco_plx_card { - void __iomem *attr_mem; -}; - /* * Do a soft reset of the card using the Configuration Option Register */ static int orinoco_plx_cor_reset(struct orinoco_private *priv) { hermes_t *hw = &priv->hw; - struct orinoco_plx_card *card = priv->card; - u8 __iomem *attr_mem = card->attr_mem; + struct orinoco_pci_card *card = priv->card; unsigned long timeout; u16 reg; - writeb(COR_VALUE | COR_RESET, attr_mem + COR_OFFSET); + iowrite8(COR_VALUE | COR_RESET, card->attr_io + COR_OFFSET); mdelay(1); - writeb(COR_VALUE, attr_mem + COR_OFFSET); + iowrite8(COR_VALUE, card->attr_io + COR_OFFSET); mdelay(1); /* Just in case, wait more until the card is no longer busy */ @@ -168,7 +129,7 @@ static int orinoco_plx_cor_reset(struct orinoco_private *priv) reg = hermes_read_regn(hw, CMD); } - /* Did we timeout ? */ + /* Still busy? */ if (reg & HERMES_CMD_BUSY) { printk(KERN_ERR PFX "Busy timeout\n"); return -ETIMEDOUT; @@ -177,20 +138,55 @@ static int orinoco_plx_cor_reset(struct orinoco_private *priv) return 0; } +static int orinoco_plx_hw_init(struct orinoco_pci_card *card) +{ + int i; + u32 csr_reg; + static const u8 cis_magic[] = { + 0x01, 0x03, 0x00, 0x00, 0xff, 0x17, 0x04, 0x67 + }; + + printk(KERN_DEBUG PFX "CIS: "); + for (i = 0; i < 16; i++) { + printk("%02X:", ioread8(card->attr_io + (i << 1))); + } + printk("\n"); + + /* Verify whether a supported PC card is present */ + /* FIXME: we probably need to be smarted about this */ + for (i = 0; i < sizeof(cis_magic); i++) { + if (cis_magic[i] != ioread8(card->attr_io + (i << 1))) { + printk(KERN_ERR PFX "The CIS value of Prism2 PC " + "card is unexpected\n"); + return -ENODEV; + } + } + + /* bjoern: We need to tell the card to enable interrupts, in + case the serial eprom didn't do this already. See the + PLX9052 data book, p8-1 and 8-24 for reference. */ + csr_reg = ioread32(card->bridge_io + PLX_INTCSR); + if (!(csr_reg & PLX_INTCSR_INTEN)) { + csr_reg |= PLX_INTCSR_INTEN; + iowrite32(csr_reg, card->bridge_io + PLX_INTCSR); + csr_reg = ioread32(card->bridge_io + PLX_INTCSR); + if (!(csr_reg & PLX_INTCSR_INTEN)) { + printk(KERN_ERR PFX "Cannot enable interrupts\n"); + return -EIO; + } + } + + return 0; +} static int orinoco_plx_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { - int err = 0; - u8 __iomem *attr_mem = NULL; - u32 csr_reg, plx_addr; - struct orinoco_private *priv = NULL; - struct orinoco_plx_card *card; - unsigned long pccard_ioaddr = 0; - unsigned long pccard_iolen = 0; - struct net_device *dev = NULL; - void __iomem *mem; - int i; + int err; + struct orinoco_private *priv; + struct orinoco_pci_card *card; + struct net_device *dev; + void __iomem *hermes_io, *attr_io, *bridge_io; err = pci_enable_device(pdev); if (err) { @@ -199,30 +195,30 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, } err = pci_request_regions(pdev, DRIVER_NAME); - if (err != 0) { + if (err) { printk(KERN_ERR PFX "Cannot obtain PCI resources\n"); goto fail_resources; } - /* Resource 1 is mapped to PLX-specific registers */ - plx_addr = pci_resource_start(pdev, 1); + bridge_io = pci_iomap(pdev, 1, 0); + if (!bridge_io) { + printk(KERN_ERR PFX "Cannot map bridge registers\n"); + err = -EIO; + goto fail_map_bridge; + } - /* Resource 2 is mapped to the PCMCIA attribute memory */ - attr_mem = ioremap(pci_resource_start(pdev, 2), - pci_resource_len(pdev, 2)); - if (!attr_mem) { - printk(KERN_ERR PFX "Cannot remap PCMCIA space\n"); + attr_io = pci_iomap(pdev, 2, 0); + if (!attr_io) { + printk(KERN_ERR PFX "Cannot map PCMCIA attributes\n"); + err = -EIO; goto fail_map_attr; } - /* Resource 3 is mapped to the PCMCIA I/O address space */ - pccard_ioaddr = pci_resource_start(pdev, 3); - pccard_iolen = pci_resource_len(pdev, 3); - - mem = pci_iomap(pdev, 3, 0); - if (!mem) { - err = -ENOMEM; - goto fail_map_io; + hermes_io = pci_iomap(pdev, 3, 0); + if (!hermes_io) { + printk(KERN_ERR PFX "Cannot map chipset registers\n"); + err = -EIO; + goto fail_map_hermes; } /* Allocate network device */ @@ -235,16 +231,12 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, priv = netdev_priv(dev); card = priv->card; - card->attr_mem = attr_mem; - dev->base_addr = pccard_ioaddr; + card->bridge_io = bridge_io; + card->attr_io = attr_io; SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - hermes_struct_init(&priv->hw, mem, HERMES_16BIT_REGSPACING); - - printk(KERN_DEBUG PFX "Detected Orinoco/Prism2 PLX device " - "at %s irq:%d, io addr:0x%lx\n", pci_name(pdev), pdev->irq, - pccard_ioaddr); + hermes_struct_init(&priv->hw, hermes_io, HERMES_16BIT_REGSPACING); err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, dev); @@ -253,20 +245,12 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, err = -EBUSY; goto fail_irq; } - dev->irq = pdev->irq; + orinoco_pci_setup_netdev(dev, pdev, 2); - /* bjoern: We need to tell the card to enable interrupts, in - case the serial eprom didn't do this already. See the - PLX9052 data book, p8-1 and 8-24 for reference. */ - csr_reg = inl(plx_addr + PLX_INTCSR); - if (!(csr_reg & PLX_INTCSR_INTEN)) { - csr_reg |= PLX_INTCSR_INTEN; - outl(csr_reg, plx_addr + PLX_INTCSR); - csr_reg = inl(plx_addr + PLX_INTCSR); - if (!(csr_reg & PLX_INTCSR_INTEN)) { - printk(KERN_ERR PFX "Cannot enable interrupts\n"); - goto fail; - } + err = orinoco_plx_hw_init(card); + if (err) { + printk(KERN_ERR PFX "Hardware initialization failed\n"); + goto fail; } err = orinoco_plx_cor_reset(priv); @@ -275,23 +259,6 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, goto fail; } - printk(KERN_DEBUG PFX "CIS: "); - for (i = 0; i < 16; i++) { - printk("%02X:", readb(attr_mem + 2*i)); - } - printk("\n"); - - /* Verify whether a supported PC card is present */ - /* FIXME: we probably need to be smarted about this */ - for (i = 0; i < sizeof(cis_magic); i++) { - if (cis_magic[i] != readb(attr_mem +2*i)) { - printk(KERN_ERR PFX "The CIS value of Prism2 PC " - "card is unexpected\n"); - err = -EIO; - goto fail; - } - } - err = register_netdev(dev); if (err) { printk(KERN_ERR PFX "Cannot register network device\n"); @@ -310,12 +277,15 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, free_orinocodev(dev); fail_alloc: - pci_iounmap(pdev, mem); + pci_iounmap(pdev, hermes_io); - fail_map_io: - iounmap(attr_mem); + fail_map_hermes: + pci_iounmap(pdev, attr_io); fail_map_attr: + pci_iounmap(pdev, bridge_io); + + fail_map_bridge: pci_release_regions(pdev); fail_resources: @@ -328,23 +298,20 @@ static void __devexit orinoco_plx_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct orinoco_private *priv = netdev_priv(dev); - struct orinoco_plx_card *card = priv->card; - u8 __iomem *attr_mem = card->attr_mem; - - BUG_ON(! dev); + struct orinoco_pci_card *card = priv->card; unregister_netdev(dev); free_irq(dev->irq, dev); pci_set_drvdata(pdev, NULL); free_orinocodev(dev); pci_iounmap(pdev, priv->hw.iobase); - iounmap(attr_mem); + pci_iounmap(pdev, card->attr_io); + pci_iounmap(pdev, card->bridge_io); pci_release_regions(pdev); pci_disable_device(pdev); } - -static struct pci_device_id orinoco_plx_pci_id_table[] = { +static struct pci_device_id orinoco_plx_id_table[] = { {0x111a, 0x1023, PCI_ANY_ID, PCI_ANY_ID,}, /* Siemens SpeedStream SS1023 */ {0x1385, 0x4100, PCI_ANY_ID, PCI_ANY_ID,}, /* Netgear MA301 */ {0x15e8, 0x0130, PCI_ANY_ID, PCI_ANY_ID,}, /* Correga - does this work? */ @@ -362,13 +329,15 @@ static struct pci_device_id orinoco_plx_pci_id_table[] = { {0,}, }; -MODULE_DEVICE_TABLE(pci, orinoco_plx_pci_id_table); +MODULE_DEVICE_TABLE(pci, orinoco_plx_id_table); static struct pci_driver orinoco_plx_driver = { .name = DRIVER_NAME, - .id_table = orinoco_plx_pci_id_table, + .id_table = orinoco_plx_id_table, .probe = orinoco_plx_init_one, .remove = __devexit_p(orinoco_plx_remove_one), + .suspend = orinoco_pci_suspend, + .resume = orinoco_pci_resume, }; static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION @@ -388,7 +357,6 @@ static int __init orinoco_plx_init(void) static void __exit orinoco_plx_exit(void) { pci_unregister_driver(&orinoco_plx_driver); - ssleep(1); } module_init(orinoco_plx_init); diff --git a/drivers/net/wireless/orinoco_tmd.c b/drivers/net/wireless/orinoco_tmd.c index 5e68b702618..0496663e837 100644 --- a/drivers/net/wireless/orinoco_tmd.c +++ b/drivers/net/wireless/orinoco_tmd.c @@ -1,5 +1,5 @@ /* orinoco_tmd.c - * + * * Driver for Prism II devices which would usually be driven by orinoco_cs, * but are connected to the PCI bus by a TMD7160. * @@ -26,25 +26,13 @@ * other provisions required by the GPL. If you do not delete the * provisions above, a recipient may use your version of this file * under either the MPL or the GPL. - - * Caution: this is experimental and probably buggy. For success and - * failure reports for different cards and adaptors, see - * orinoco_tmd_pci_id_table near the end of the file. If you have a - * card we don't have the PCI id for, and looks like it should work, - * drop me mail with the id and "it works"/"it doesn't work". - * - * Note: if everything gets detected fine but it doesn't actually send - * or receive packets, your first port of call should probably be to - * try newer firmware in the card. Especially if you're doing Ad-Hoc - * modes * * The actual driving is done by orinoco.c, this is just resource * allocation stuff. * * This driver is modeled after the orinoco_plx driver. The main - * difference is that the TMD chip has only IO port ranges and no - * memory space, i.e. no access to the CIS. Compared to the PLX chip, - * the io range functionalities are exchanged. + * difference is that the TMD chip has only IO port ranges and doesn't + * provide access to the PCMCIA attribute space. * * Pheecom sells cards with the TMD chip as "ASIC version" */ @@ -61,32 +49,26 @@ #include <pcmcia/cisreg.h> #include "orinoco.h" +#include "orinoco_pci.h" #define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA) /* Enable PC card with interrupt in level trigger */ #define COR_RESET (0x80) /* reset bit in the COR register */ #define TMD_RESET_TIME (500) /* milliseconds */ -/* Orinoco TMD specific data */ -struct orinoco_tmd_card { - u32 tmd_io; -}; - - /* * Do a soft reset of the card using the Configuration Option Register */ static int orinoco_tmd_cor_reset(struct orinoco_private *priv) { hermes_t *hw = &priv->hw; - struct orinoco_tmd_card *card = priv->card; - u32 addr = card->tmd_io; + struct orinoco_pci_card *card = priv->card; unsigned long timeout; u16 reg; - outb(COR_VALUE | COR_RESET, addr); + iowrite8(COR_VALUE | COR_RESET, card->bridge_io); mdelay(1); - outb(COR_VALUE, addr); + iowrite8(COR_VALUE, card->bridge_io); mdelay(1); /* Just in case, wait more until the card is no longer busy */ @@ -97,7 +79,7 @@ static int orinoco_tmd_cor_reset(struct orinoco_private *priv) reg = hermes_read_regn(hw, CMD); } - /* Did we timeout ? */ + /* Still busy? */ if (reg & HERMES_CMD_BUSY) { printk(KERN_ERR PFX "Busy timeout\n"); return -ETIMEDOUT; @@ -110,11 +92,11 @@ static int orinoco_tmd_cor_reset(struct orinoco_private *priv) static int orinoco_tmd_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { - int err = 0; - struct orinoco_private *priv = NULL; - struct orinoco_tmd_card *card; - struct net_device *dev = NULL; - void __iomem *mem; + int err; + struct orinoco_private *priv; + struct orinoco_pci_card *card; + struct net_device *dev; + void __iomem *hermes_io, *bridge_io; err = pci_enable_device(pdev); if (err) { @@ -123,20 +105,28 @@ static int orinoco_tmd_init_one(struct pci_dev *pdev, } err = pci_request_regions(pdev, DRIVER_NAME); - if (err != 0) { + if (err) { printk(KERN_ERR PFX "Cannot obtain PCI resources\n"); goto fail_resources; } - mem = pci_iomap(pdev, 2, 0); - if (! mem) { - err = -ENOMEM; - goto fail_iomap; + bridge_io = pci_iomap(pdev, 1, 0); + if (!bridge_io) { + printk(KERN_ERR PFX "Cannot map bridge registers\n"); + err = -EIO; + goto fail_map_bridge; + } + + hermes_io = pci_iomap(pdev, 2, 0); + if (!hermes_io) { + printk(KERN_ERR PFX "Cannot map chipset registers\n"); + err = -EIO; + goto fail_map_hermes; } /* Allocate network device */ dev = alloc_orinocodev(sizeof(*card), orinoco_tmd_cor_reset); - if (! dev) { + if (!dev) { printk(KERN_ERR PFX "Cannot allocate network device\n"); err = -ENOMEM; goto fail_alloc; @@ -144,16 +134,11 @@ static int orinoco_tmd_init_one(struct pci_dev *pdev, priv = netdev_priv(dev); card = priv->card; - card->tmd_io = pci_resource_start(pdev, 1); - dev->base_addr = pci_resource_start(pdev, 2); + card->bridge_io = bridge_io; SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - hermes_struct_init(&priv->hw, mem, HERMES_16BIT_REGSPACING); - - printk(KERN_DEBUG PFX "Detected Orinoco/Prism2 TMD device " - "at %s irq:%d, io addr:0x%lx\n", pci_name(pdev), pdev->irq, - dev->base_addr); + hermes_struct_init(&priv->hw, hermes_io, HERMES_16BIT_REGSPACING); err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, dev); @@ -162,7 +147,7 @@ static int orinoco_tmd_init_one(struct pci_dev *pdev, err = -EBUSY; goto fail_irq; } - dev->irq = pdev->irq; + orinoco_pci_setup_netdev(dev, pdev, 2); err = orinoco_tmd_cor_reset(priv); if (err) { @@ -188,9 +173,12 @@ static int orinoco_tmd_init_one(struct pci_dev *pdev, free_orinocodev(dev); fail_alloc: - pci_iounmap(pdev, mem); + pci_iounmap(pdev, hermes_io); - fail_iomap: + fail_map_hermes: + pci_iounmap(pdev, bridge_io); + + fail_map_bridge: pci_release_regions(pdev); fail_resources: @@ -203,31 +191,32 @@ static void __devexit orinoco_tmd_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct orinoco_private *priv = dev->priv; - - BUG_ON(! dev); + struct orinoco_pci_card *card = priv->card; unregister_netdev(dev); free_irq(dev->irq, dev); pci_set_drvdata(pdev, NULL); free_orinocodev(dev); pci_iounmap(pdev, priv->hw.iobase); + pci_iounmap(pdev, card->bridge_io); pci_release_regions(pdev); pci_disable_device(pdev); } - -static struct pci_device_id orinoco_tmd_pci_id_table[] = { +static struct pci_device_id orinoco_tmd_id_table[] = { {0x15e8, 0x0131, PCI_ANY_ID, PCI_ANY_ID,}, /* NDC and OEMs, e.g. pheecom */ {0,}, }; -MODULE_DEVICE_TABLE(pci, orinoco_tmd_pci_id_table); +MODULE_DEVICE_TABLE(pci, orinoco_tmd_id_table); static struct pci_driver orinoco_tmd_driver = { .name = DRIVER_NAME, - .id_table = orinoco_tmd_pci_id_table, + .id_table = orinoco_tmd_id_table, .probe = orinoco_tmd_init_one, .remove = __devexit_p(orinoco_tmd_remove_one), + .suspend = orinoco_pci_suspend, + .resume = orinoco_pci_resume, }; static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION @@ -245,7 +234,6 @@ static int __init orinoco_tmd_init(void) static void __exit orinoco_tmd_exit(void) { pci_unregister_driver(&orinoco_tmd_driver); - ssleep(1); } module_init(orinoco_tmd_init); diff --git a/drivers/net/wireless/spectrum_cs.c b/drivers/net/wireless/spectrum_cs.c index f7b77ce54d7..aeb38d93883 100644 --- a/drivers/net/wireless/spectrum_cs.c +++ b/drivers/net/wireless/spectrum_cs.c @@ -1,6 +1,6 @@ /* * Driver for 802.11b cards using RAM-loadable Symbol firmware, such as - * Symbol Wireless Networker LA4100, CompactFlash cards by Socket + * Symbol Wireless Networker LA4137, CompactFlash cards by Socket * Communications and Intel PRO/Wireless 2011B. * * The driver implements Symbol firmware download. The rest is handled @@ -120,8 +120,8 @@ static void spectrum_cs_release(struct pcmcia_device *link); * Each block has the following structure. */ struct dblock { - __le32 _addr; /* adapter address where to write the block */ - __le16 _len; /* length of the data only, in bytes */ + __le32 addr; /* adapter address where to write the block */ + __le16 len; /* length of the data only, in bytes */ char data[0]; /* data to be written */ } __attribute__ ((packed)); @@ -131,9 +131,9 @@ struct dblock { * items with matching ID should be written. */ struct pdr { - __le32 _id; /* record ID */ - __le32 _addr; /* adapter address where to write the data */ - __le32 _len; /* expected length of the data, in bytes */ + __le32 id; /* record ID */ + __le32 addr; /* adapter address where to write the data */ + __le32 len; /* expected length of the data, in bytes */ char next[0]; /* next PDR starts here */ } __attribute__ ((packed)); @@ -144,8 +144,8 @@ struct pdr { * be plugged into the secondary firmware. */ struct pdi { - __le16 _len; /* length of ID and data, in words */ - __le16 _id; /* record ID */ + __le16 len; /* length of ID and data, in words */ + __le16 id; /* record ID */ char data[0]; /* plug data */ } __attribute__ ((packed)); @@ -154,44 +154,44 @@ struct pdi { static inline u32 dblock_addr(const struct dblock *blk) { - return le32_to_cpu(blk->_addr); + return le32_to_cpu(blk->addr); } static inline u32 dblock_len(const struct dblock *blk) { - return le16_to_cpu(blk->_len); + return le16_to_cpu(blk->len); } static inline u32 pdr_id(const struct pdr *pdr) { - return le32_to_cpu(pdr->_id); + return le32_to_cpu(pdr->id); } static inline u32 pdr_addr(const struct pdr *pdr) { - return le32_to_cpu(pdr->_addr); + return le32_to_cpu(pdr->addr); } static inline u32 pdr_len(const struct pdr *pdr) { - return le32_to_cpu(pdr->_len); + return le32_to_cpu(pdr->len); } static inline u32 pdi_id(const struct pdi *pdi) { - return le16_to_cpu(pdi->_id); + return le16_to_cpu(pdi->id); } /* Return length of the data only, in bytes */ static inline u32 pdi_len(const struct pdi *pdi) { - return 2 * (le16_to_cpu(pdi->_len) - 1); + return 2 * (le16_to_cpu(pdi->len) - 1); } @@ -343,8 +343,7 @@ spectrum_plug_pdi(hermes_t *hw, struct pdr *first_pdr, struct pdi *pdi) /* do the actual plugging */ spectrum_aux_setaddr(hw, pdr_addr(pdr)); - hermes_write_words(hw, HERMES_AUXDATA, pdi->data, - pdi_len(pdi) / 2); + hermes_write_bytes(hw, HERMES_AUXDATA, pdi->data, pdi_len(pdi)); return 0; } @@ -424,8 +423,8 @@ spectrum_load_blocks(hermes_t *hw, const struct dblock *first_block) while (dblock_addr(blk) != BLOCK_END) { spectrum_aux_setaddr(hw, blkaddr); - hermes_write_words(hw, HERMES_AUXDATA, blk->data, - blklen / 2); + hermes_write_bytes(hw, HERMES_AUXDATA, blk->data, + blklen); blk = (struct dblock *) &blk->data[blklen]; blkaddr = dblock_addr(blk); @@ -653,13 +652,10 @@ spectrum_cs_config(struct pcmcia_device *link) int last_fn, last_ret; u_char buf[64]; config_info_t conf; - cisinfo_t info; tuple_t tuple; cisparse_t parse; void __iomem *mem; - CS_CHECK(ValidateCIS, pcmcia_validate_cis(link, &info)); - /* * This reads the card's CONFIG tuple to find its * configuration registers. @@ -709,12 +705,6 @@ spectrum_cs_config(struct pcmcia_device *link) goto next_entry; link->conf.ConfigIndex = cfg->index; - /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } - /* Use power settings for Vcc and Vpp if present */ /* Note that the CIS values need to be rescaled */ if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) { @@ -932,7 +922,7 @@ static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION " David Gibson <hermes@gibson.dropbear.id.au>, et al)"; static struct pcmcia_device_id spectrum_cs_ids[] = { - PCMCIA_DEVICE_MANF_CARD(0x026c, 0x0001), /* Symbol Spectrum24 LA4100 */ + PCMCIA_DEVICE_MANF_CARD(0x026c, 0x0001), /* Symbol Spectrum24 LA4137 */ PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0001), /* Socket Communications CF */ PCMCIA_DEVICE_PROD_ID12("Intel", "PRO/Wireless LAN PC Card", 0x816cc815, 0x6fbf459a), /* 2011B, not 2011 */ PCMCIA_DEVICE_NULL, diff --git a/drivers/s390/net/Makefile b/drivers/s390/net/Makefile index 90d4d0ef3dd..6775a837d64 100644 --- a/drivers/s390/net/Makefile +++ b/drivers/s390/net/Makefile @@ -2,7 +2,7 @@ # S/390 network devices # -ctc-objs := ctcmain.o ctctty.o ctcdbug.o +ctc-objs := ctcmain.o ctcdbug.o obj-$(CONFIG_IUCV) += iucv.o obj-$(CONFIG_NETIUCV) += netiucv.o fsm.o @@ -10,6 +10,7 @@ obj-$(CONFIG_SMSGIUCV) += smsgiucv.o obj-$(CONFIG_CTC) += ctc.o fsm.o cu3088.o obj-$(CONFIG_LCS) += lcs.o cu3088.o obj-$(CONFIG_CLAW) += claw.o cu3088.o +obj-$(CONFIG_MPC) += ctcmpc.o fsm.o cu3088.o qeth-y := qeth_main.o qeth_mpc.o qeth_sys.o qeth_eddp.o qeth-$(CONFIG_PROC_FS) += qeth_proc.o obj-$(CONFIG_QETH) += qeth.o diff --git a/drivers/s390/net/ctcmain.c b/drivers/s390/net/ctcmain.c index af9f212314b..e2ccaf55961 100644 --- a/drivers/s390/net/ctcmain.c +++ b/drivers/s390/net/ctcmain.c @@ -6,7 +6,7 @@ * Fixes by : Jochen Röhrig (roehrig@de.ibm.com) * Arnaldo Carvalho de Melo <acme@conectiva.com.br> Peter Tiedemann (ptiedem@de.ibm.com) - * Driver Model stuff by : Cornelia Huck <huckc@de.ibm.com> + * Driver Model stuff by : Cornelia Huck <cornelia.huck@de.ibm.com> * * Documentation used: * - Principles of Operation (IBM doc#: SA22-7201-06) @@ -65,7 +65,6 @@ #include <asm/idals.h> -#include "ctctty.h" #include "fsm.h" #include "cu3088.h" @@ -479,10 +478,7 @@ ctc_unpack_skb(struct channel *ch, struct sk_buff *pskb) skb->dev = pskb->dev; skb->protocol = pskb->protocol; pskb->ip_summed = CHECKSUM_UNNECESSARY; - if (ch->protocol == CTC_PROTO_LINUX_TTY) - ctc_tty_netif_rx(skb); - else - netif_rx_ni(skb); + netif_rx_ni(skb); /** * Successful rx; reset logflags */ @@ -557,8 +553,7 @@ ccw_unit_check(struct channel *ch, unsigned char sense) DBF_TEXT(trace, 5, __FUNCTION__); if (sense & SNS0_INTERVENTION_REQ) { if (sense & 0x01) { - if (ch->protocol != CTC_PROTO_LINUX_TTY) - ctc_pr_debug("%s: Interface disc. or Sel. reset " + ctc_pr_debug("%s: Interface disc. or Sel. reset " "(remote)\n", ch->id); fsm_event(ch->fsm, CH_EVENT_UC_RCRESET, ch); } else { @@ -2034,7 +2029,6 @@ static void dev_action_chup(fsm_instance * fi, int event, void *arg) { struct net_device *dev = (struct net_device *) arg; - struct ctc_priv *privptr = dev->priv; DBF_TEXT(trace, 3, __FUNCTION__); switch (fsm_getstate(fi)) { @@ -2049,8 +2043,6 @@ dev_action_chup(fsm_instance * fi, int event, void *arg) fsm_newstate(fi, DEV_STATE_RUNNING); ctc_pr_info("%s: connected with remote side\n", dev->name); - if (privptr->protocol == CTC_PROTO_LINUX_TTY) - ctc_tty_setcarrier(dev, 1); ctc_clear_busy(dev); } break; @@ -2059,8 +2051,6 @@ dev_action_chup(fsm_instance * fi, int event, void *arg) fsm_newstate(fi, DEV_STATE_RUNNING); ctc_pr_info("%s: connected with remote side\n", dev->name); - if (privptr->protocol == CTC_PROTO_LINUX_TTY) - ctc_tty_setcarrier(dev, 1); ctc_clear_busy(dev); } break; @@ -2086,14 +2076,10 @@ dev_action_chup(fsm_instance * fi, int event, void *arg) static void dev_action_chdown(fsm_instance * fi, int event, void *arg) { - struct net_device *dev = (struct net_device *) arg; - struct ctc_priv *privptr = dev->priv; DBF_TEXT(trace, 3, __FUNCTION__); switch (fsm_getstate(fi)) { case DEV_STATE_RUNNING: - if (privptr->protocol == CTC_PROTO_LINUX_TTY) - ctc_tty_setcarrier(dev, 0); if (event == DEV_EVENT_TXDOWN) fsm_newstate(fi, DEV_STATE_STARTWAIT_TX); else @@ -2397,8 +2383,6 @@ ctc_tx(struct sk_buff *skb, struct net_device * dev) */ if (fsm_getstate(privptr->fsm) != DEV_STATE_RUNNING) { fsm_event(privptr->fsm, DEV_EVENT_START, dev); - if (privptr->protocol == CTC_PROTO_LINUX_TTY) - return -EBUSY; dev_kfree_skb(skb); privptr->stats.tx_dropped++; privptr->stats.tx_errors++; @@ -2608,20 +2592,13 @@ ctc_netdev_unregister(struct net_device * dev) if (!dev) return; privptr = (struct ctc_priv *) dev->priv; - if (privptr->protocol != CTC_PROTO_LINUX_TTY) - unregister_netdev(dev); - else - ctc_tty_unregister_netdev(dev); + unregister_netdev(dev); } static int ctc_netdev_register(struct net_device * dev) { - struct ctc_priv *privptr = (struct ctc_priv *) dev->priv; - if (privptr->protocol != CTC_PROTO_LINUX_TTY) - return register_netdev(dev); - else - return ctc_tty_register_netdev(dev); + return register_netdev(dev); } static void @@ -2667,7 +2644,9 @@ ctc_proto_store(struct device *dev, struct device_attribute *attr, const char *b if (!priv) return -ENODEV; sscanf(buf, "%u", &value); - if ((value < 0) || (value > CTC_PROTO_MAX)) + if (!((value == CTC_PROTO_S390) || + (value == CTC_PROTO_LINUX) || + (value == CTC_PROTO_OS390))) return -EINVAL; priv->protocol = value; @@ -2897,10 +2876,7 @@ ctc_new_device(struct ccwgroup_device *cgdev) goto out; } - if (privptr->protocol == CTC_PROTO_LINUX_TTY) - strlcpy(dev->name, "ctctty%d", IFNAMSIZ); - else - strlcpy(dev->name, "ctc%d", IFNAMSIZ); + strlcpy(dev->name, "ctc%d", IFNAMSIZ); for (direction = READ; direction <= WRITE; direction++) { privptr->channel[direction] = @@ -3046,7 +3022,6 @@ ctc_exit(void) { DBF_TEXT(setup, 3, __FUNCTION__); unregister_cu3088_discipline(&ctc_group_driver); - ctc_tty_cleanup(); ctc_unregister_dbf_views(); ctc_pr_info("CTC driver unloaded\n"); } @@ -3073,10 +3048,8 @@ ctc_init(void) ctc_pr_crit("ctc_init failed with ctc_register_dbf_views rc = %d\n", ret); return ret; } - ctc_tty_init(); ret = register_cu3088_discipline(&ctc_group_driver); if (ret) { - ctc_tty_cleanup(); ctc_unregister_dbf_views(); } return ret; diff --git a/drivers/s390/net/ctcmain.h b/drivers/s390/net/ctcmain.h index d2e835c0c13..7f305d119f3 100644 --- a/drivers/s390/net/ctcmain.h +++ b/drivers/s390/net/ctcmain.h @@ -35,7 +35,9 @@ #include <asm/ccwdev.h> #include <asm/ccwgroup.h> -#include "ctctty.h" +#include <linux/skbuff.h> +#include <linux/netdevice.h> + #include "fsm.h" #include "cu3088.h" @@ -50,9 +52,7 @@ #define CTC_PROTO_S390 0 #define CTC_PROTO_LINUX 1 -#define CTC_PROTO_LINUX_TTY 2 #define CTC_PROTO_OS390 3 -#define CTC_PROTO_MAX 3 #define CTC_BUFSIZE_LIMIT 65535 #define CTC_BUFSIZE_DEFAULT 32768 @@ -257,15 +257,13 @@ static __inline__ void ctc_clear_busy(struct net_device * dev) { clear_bit(0, &(((struct ctc_priv *) dev->priv)->tbusy)); - if (((struct ctc_priv *)dev->priv)->protocol != CTC_PROTO_LINUX_TTY) - netif_wake_queue(dev); + netif_wake_queue(dev); } static __inline__ int ctc_test_and_set_busy(struct net_device * dev) { - if (((struct ctc_priv *)dev->priv)->protocol != CTC_PROTO_LINUX_TTY) - netif_stop_queue(dev); + netif_stop_queue(dev); return test_and_set_bit(0, &((struct ctc_priv *) dev->priv)->tbusy); } diff --git a/drivers/s390/net/ctctty.c b/drivers/s390/net/ctctty.c deleted file mode 100644 index 5cdcdbf9296..00000000000 --- a/drivers/s390/net/ctctty.c +++ /dev/null @@ -1,1259 +0,0 @@ -/* - * CTC / ESCON network driver, tty interface. - * - * Copyright (C) 2001 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Fritz Elfert (elfert@de.ibm.com, felfert@millenux.com) - * - * 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, 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., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include <linux/config.h> -#include <linux/module.h> -#include <linux/tty.h> -#include <linux/tty_flip.h> -#include <linux/serial_reg.h> -#include <linux/interrupt.h> -#include <linux/delay.h> -#include <asm/uaccess.h> -#include <linux/devfs_fs_kernel.h> -#include "ctctty.h" -#include "ctcdbug.h" - -#define CTC_TTY_MAJOR 43 -#define CTC_TTY_MAX_DEVICES 64 - -#define CTC_ASYNC_MAGIC 0x49344C01 /* for paranoia-checking */ -#define CTC_ASYNC_INITIALIZED 0x80000000 /* port was initialized */ -#define CTC_ASYNC_NORMAL_ACTIVE 0x20000000 /* Normal device active */ -#define CTC_ASYNC_CLOSING 0x08000000 /* Serial port is closing */ -#define CTC_ASYNC_CTS_FLOW 0x04000000 /* Do CTS flow control */ -#define CTC_ASYNC_CHECK_CD 0x02000000 /* i.e., CLOCAL */ -#define CTC_ASYNC_HUP_NOTIFY 0x0001 /* Notify tty on hangups/closes */ -#define CTC_ASYNC_NETDEV_OPEN 0x0002 /* Underlying netdev is open */ -#define CTC_ASYNC_TX_LINESTAT 0x0004 /* Must send line status */ -#define CTC_ASYNC_SPLIT_TERMIOS 0x0008 /* Sep. termios for dialin/out */ -#define CTC_TTY_XMIT_SIZE 1024 /* Default bufsize for write */ -#define CTC_SERIAL_XMIT_MAX 4000 /* Maximum bufsize for write */ - -/* Private data (similar to async_struct in <linux/serial.h>) */ -typedef struct { - int magic; - int flags; /* defined in tty.h */ - int mcr; /* Modem control register */ - int msr; /* Modem status register */ - int lsr; /* Line status register */ - int line; - int count; /* # of fd on device */ - int blocked_open; /* # of blocked opens */ - struct net_device *netdev; - struct sk_buff_head tx_queue; /* transmit queue */ - struct sk_buff_head rx_queue; /* receive queue */ - struct tty_struct *tty; /* Pointer to corresponding tty */ - wait_queue_head_t open_wait; - wait_queue_head_t close_wait; - struct semaphore write_sem; - struct tasklet_struct tasklet; - struct timer_list stoptimer; -} ctc_tty_info; - -/* Description of one CTC-tty */ -typedef struct { - struct tty_driver *ctc_tty_device; /* tty-device */ - ctc_tty_info info[CTC_TTY_MAX_DEVICES]; /* Private data */ -} ctc_tty_driver; - -static ctc_tty_driver *driver; - -/* Leave this unchanged unless you know what you do! */ -#define MODEM_PARANOIA_CHECK -#define MODEM_DO_RESTART - -#define CTC_TTY_NAME "ctctty" - -static __u32 ctc_tty_magic = CTC_ASYNC_MAGIC; -static int ctc_tty_shuttingdown = 0; - -static spinlock_t ctc_tty_lock; - -/* ctc_tty_try_read() is called from within ctc_tty_rcv_skb() - * to stuff incoming data directly into a tty's flip-buffer. If the - * flip buffer is full, the packet gets queued up. - * - * Return: - * 1 = Success - * 0 = Failure, data has to be buffered and later processed by - * ctc_tty_readmodem(). - */ -static int -ctc_tty_try_read(ctc_tty_info * info, struct sk_buff *skb) -{ - int len; - struct tty_struct *tty; - - DBF_TEXT(trace, 5, __FUNCTION__); - if ((tty = info->tty)) { - if (info->mcr & UART_MCR_RTS) { - len = skb->len; - tty_insert_flip_string(tty, skb->data, len); - tty_flip_buffer_push(tty); - kfree_skb(skb); - return 1; - } - } - return 0; -} - -/* ctc_tty_readmodem() is called periodically from within timer-interrupt. - * It tries getting received data from the receive queue an stuff it into - * the tty's flip-buffer. - */ -static int -ctc_tty_readmodem(ctc_tty_info *info) -{ - int ret = 1; - struct tty_struct *tty; - - DBF_TEXT(trace, 5, __FUNCTION__); - if ((tty = info->tty)) { - if (info->mcr & UART_MCR_RTS) { - struct sk_buff *skb; - - if ((skb = skb_dequeue(&info->rx_queue))) { - int len = skb->len; - tty_insert_flip_string(tty, skb->data, len); - skb_pull(skb, len); - tty_flip_buffer_push(tty); - if (skb->len > 0) - skb_queue_head(&info->rx_queue, skb); - else { - kfree_skb(skb); - ret = !skb_queue_empty(&info->rx_queue); - } - } - } - } - return ret; -} - -void -ctc_tty_setcarrier(struct net_device *netdev, int on) -{ - int i; - - DBF_TEXT(trace, 4, __FUNCTION__); - if ((!driver) || ctc_tty_shuttingdown) - return; - for (i = 0; i < CTC_TTY_MAX_DEVICES; i++) - if (driver->info[i].netdev == netdev) { - ctc_tty_info *info = &driver->info[i]; - if (on) - info->msr |= UART_MSR_DCD; - else - info->msr &= ~UART_MSR_DCD; - if ((info->flags & CTC_ASYNC_CHECK_CD) && (!on)) - tty_hangup(info->tty); - } -} - -void -ctc_tty_netif_rx(struct sk_buff *skb) -{ - int i; - ctc_tty_info *info = NULL; - - DBF_TEXT(trace, 5, __FUNCTION__); - if (!skb) - return; - if ((!skb->dev) || (!driver) || ctc_tty_shuttingdown) { - dev_kfree_skb(skb); - return; - } - for (i = 0; i < CTC_TTY_MAX_DEVICES; i++) - if (driver->info[i].netdev == skb->dev) { - info = &driver->info[i]; - break; - } - if (!info) { - dev_kfree_skb(skb); - return; - } - if (skb->len < 6) { - dev_kfree_skb(skb); - return; - } - if (memcmp(skb->data, &ctc_tty_magic, sizeof(__u32))) { - dev_kfree_skb(skb); - return; - } - skb_pull(skb, sizeof(__u32)); - - i = *((int *)skb->data); - skb_pull(skb, sizeof(info->mcr)); - if (i & UART_MCR_RTS) { - info->msr |= UART_MSR_CTS; - if (info->flags & CTC_ASYNC_CTS_FLOW) - info->tty->hw_stopped = 0; - } else { - info->msr &= ~UART_MSR_CTS; - if (info->flags & CTC_ASYNC_CTS_FLOW) - info->tty->hw_stopped = 1; - } - if (i & UART_MCR_DTR) - info->msr |= UART_MSR_DSR; - else - info->msr &= ~UART_MSR_DSR; - if (skb->len <= 0) { - kfree_skb(skb); - return; - } - /* Try to deliver directly via tty-flip-buf if queue is empty */ - if (skb_queue_empty(&info->rx_queue)) - if (ctc_tty_try_read(info, skb)) - return; - /* Direct deliver failed or queue wasn't empty. - * Queue up for later dequeueing via timer-irq. - */ - skb_queue_tail(&info->rx_queue, skb); - /* Schedule dequeuing */ - tasklet_schedule(&info->tasklet); -} - -static int -ctc_tty_tint(ctc_tty_info * info) -{ - struct sk_buff *skb = skb_dequeue(&info->tx_queue); - int stopped = (info->tty->hw_stopped || info->tty->stopped); - int wake = 1; - int rc; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (!info->netdev) { - if (skb) - kfree_skb(skb); - return 0; - } - if (info->flags & CTC_ASYNC_TX_LINESTAT) { - int skb_res = info->netdev->hard_header_len + - sizeof(info->mcr) + sizeof(__u32); - /* If we must update line status, - * create an empty dummy skb and insert it. - */ - if (skb) - skb_queue_head(&info->tx_queue, skb); - - skb = dev_alloc_skb(skb_res); - if (!skb) { - printk(KERN_WARNING - "ctc_tty: Out of memory in %s%d tint\n", - CTC_TTY_NAME, info->line); - return 1; - } - skb_reserve(skb, skb_res); - stopped = 0; - wake = 0; - } - if (!skb) - return 0; - if (stopped) { - skb_queue_head(&info->tx_queue, skb); - return 1; - } -#if 0 - if (skb->len > 0) - printk(KERN_DEBUG "tint: %d %02x\n", skb->len, *(skb->data)); - else - printk(KERN_DEBUG "tint: %d STAT\n", skb->len); -#endif - memcpy(skb_push(skb, sizeof(info->mcr)), &info->mcr, sizeof(info->mcr)); - memcpy(skb_push(skb, sizeof(__u32)), &ctc_tty_magic, sizeof(__u32)); - rc = info->netdev->hard_start_xmit(skb, info->netdev); - if (rc) { - skb_pull(skb, sizeof(info->mcr) + sizeof(__u32)); - if (skb->len > 0) - skb_queue_head(&info->tx_queue, skb); - else - kfree_skb(skb); - } else { - struct tty_struct *tty = info->tty; - - info->flags &= ~CTC_ASYNC_TX_LINESTAT; - if (tty) { - tty_wakeup(tty); - } - } - return (skb_queue_empty(&info->tx_queue) ? 0 : 1); -} - -/************************************************************ - * - * Modem-functions - * - * mostly "stolen" from original Linux-serial.c and friends. - * - ************************************************************/ - -static inline int -ctc_tty_paranoia_check(ctc_tty_info * info, char *name, const char *routine) -{ -#ifdef MODEM_PARANOIA_CHECK - if (!info) { - printk(KERN_WARNING "ctc_tty: null info_struct for %s in %s\n", - name, routine); - return 1; - } - if (info->magic != CTC_ASYNC_MAGIC) { - printk(KERN_WARNING "ctc_tty: bad magic for info struct %s in %s\n", - name, routine); - return 1; - } -#endif - return 0; -} - -static void -ctc_tty_inject(ctc_tty_info *info, char c) -{ - int skb_res; - struct sk_buff *skb; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_shuttingdown) - return; - skb_res = info->netdev->hard_header_len + sizeof(info->mcr) + - sizeof(__u32) + 1; - skb = dev_alloc_skb(skb_res); - if (!skb) { - printk(KERN_WARNING - "ctc_tty: Out of memory in %s%d tx_inject\n", - CTC_TTY_NAME, info->line); - return; - } - skb_reserve(skb, skb_res); - *(skb_put(skb, 1)) = c; - skb_queue_head(&info->tx_queue, skb); - tasklet_schedule(&info->tasklet); -} - -static void -ctc_tty_transmit_status(ctc_tty_info *info) -{ - DBF_TEXT(trace, 5, __FUNCTION__); - if (ctc_tty_shuttingdown) - return; - info->flags |= CTC_ASYNC_TX_LINESTAT; - tasklet_schedule(&info->tasklet); -} - -static void -ctc_tty_change_speed(ctc_tty_info * info) -{ - unsigned int cflag; - unsigned int quot; - int i; - - DBF_TEXT(trace, 3, __FUNCTION__); - if (!info->tty || !info->tty->termios) - return; - cflag = info->tty->termios->c_cflag; - - quot = i = cflag & CBAUD; - if (i & CBAUDEX) { - i &= ~CBAUDEX; - if (i < 1 || i > 2) - info->tty->termios->c_cflag &= ~CBAUDEX; - else - i += 15; - } - if (quot) { - info->mcr |= UART_MCR_DTR; - info->mcr |= UART_MCR_RTS; - ctc_tty_transmit_status(info); - } else { - info->mcr &= ~UART_MCR_DTR; - info->mcr &= ~UART_MCR_RTS; - ctc_tty_transmit_status(info); - return; - } - - /* CTS flow control flag and modem status interrupts */ - if (cflag & CRTSCTS) { - info->flags |= CTC_ASYNC_CTS_FLOW; - } else - info->flags &= ~CTC_ASYNC_CTS_FLOW; - if (cflag & CLOCAL) - info->flags &= ~CTC_ASYNC_CHECK_CD; - else { - info->flags |= CTC_ASYNC_CHECK_CD; - } -} - -static int -ctc_tty_startup(ctc_tty_info * info) -{ - DBF_TEXT(trace, 3, __FUNCTION__); - if (info->flags & CTC_ASYNC_INITIALIZED) - return 0; -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "starting up %s%d ...\n", CTC_TTY_NAME, info->line); -#endif - /* - * Now, initialize the UART - */ - info->mcr = UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2; - if (info->tty) - clear_bit(TTY_IO_ERROR, &info->tty->flags); - /* - * and set the speed of the serial port - */ - ctc_tty_change_speed(info); - - info->flags |= CTC_ASYNC_INITIALIZED; - if (!(info->flags & CTC_ASYNC_NETDEV_OPEN)) - info->netdev->open(info->netdev); - info->flags |= CTC_ASYNC_NETDEV_OPEN; - return 0; -} - -static void -ctc_tty_stopdev(unsigned long data) -{ - ctc_tty_info *info = (ctc_tty_info *)data; - - if ((!info) || (!info->netdev) || - (info->flags & CTC_ASYNC_INITIALIZED)) - return; - info->netdev->stop(info->netdev); - info->flags &= ~CTC_ASYNC_NETDEV_OPEN; -} - -/* - * This routine will shutdown a serial port; interrupts are disabled, and - * DTR is dropped if the hangup on close termio flag is on. - */ -static void -ctc_tty_shutdown(ctc_tty_info * info) -{ - DBF_TEXT(trace, 3, __FUNCTION__); - if (!(info->flags & CTC_ASYNC_INITIALIZED)) - return; -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "Shutting down %s%d ....\n", CTC_TTY_NAME, info->line); -#endif - info->msr &= ~UART_MSR_RI; - if (!info->tty || (info->tty->termios->c_cflag & HUPCL)) - info->mcr &= ~(UART_MCR_DTR | UART_MCR_RTS); - if (info->tty) - set_bit(TTY_IO_ERROR, &info->tty->flags); - mod_timer(&info->stoptimer, jiffies + (10 * HZ)); - skb_queue_purge(&info->tx_queue); - skb_queue_purge(&info->rx_queue); - info->flags &= ~CTC_ASYNC_INITIALIZED; -} - -/* ctc_tty_write() is the main send-routine. It is called from the upper - * levels within the kernel to perform sending data. Depending on the - * online-flag it either directs output to the at-command-interpreter or - * to the lower level. Additional tasks done here: - * - If online, check for escape-sequence (+++) - * - If sending audio-data, call ctc_tty_DLEdown() to parse DLE-codes. - * - If receiving audio-data, call ctc_tty_end_vrx() to abort if needed. - * - If dialing, abort dial. - */ -static int -ctc_tty_write(struct tty_struct *tty, const u_char * buf, int count) -{ - int c; - int total = 0; - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - DBF_TEXT(trace, 5, __FUNCTION__); - if (ctc_tty_shuttingdown) - goto ex; - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_write")) - goto ex; - if (!tty) - goto ex; - if (!info->netdev) { - total = -ENODEV; - goto ex; - } - while (1) { - struct sk_buff *skb; - int skb_res; - - c = (count < CTC_TTY_XMIT_SIZE) ? count : CTC_TTY_XMIT_SIZE; - if (c <= 0) - break; - - skb_res = info->netdev->hard_header_len + sizeof(info->mcr) + - + sizeof(__u32); - skb = dev_alloc_skb(skb_res + c); - if (!skb) { - printk(KERN_WARNING - "ctc_tty: Out of memory in %s%d write\n", - CTC_TTY_NAME, info->line); - break; - } - skb_reserve(skb, skb_res); - memcpy(skb_put(skb, c), buf, c); - skb_queue_tail(&info->tx_queue, skb); - buf += c; - total += c; - count -= c; - } - if (!skb_queue_empty(&info->tx_queue)) { - info->lsr &= ~UART_LSR_TEMT; - tasklet_schedule(&info->tasklet); - } -ex: - DBF_TEXT(trace, 6, __FUNCTION__); - return total; -} - -static int -ctc_tty_write_room(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_write_room")) - return 0; - return CTC_TTY_XMIT_SIZE; -} - -static int -ctc_tty_chars_in_buffer(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_chars_in_buffer")) - return 0; - return 0; -} - -static void -ctc_tty_flush_buffer(struct tty_struct *tty) -{ - ctc_tty_info *info; - unsigned long flags; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (!tty) - goto ex; - spin_lock_irqsave(&ctc_tty_lock, flags); - info = (ctc_tty_info *) tty->driver_data; - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_flush_buffer")) { - spin_unlock_irqrestore(&ctc_tty_lock, flags); - goto ex; - } - skb_queue_purge(&info->tx_queue); - info->lsr |= UART_LSR_TEMT; - spin_unlock_irqrestore(&ctc_tty_lock, flags); - wake_up_interruptible(&tty->write_wait); - tty_wakeup(tty); -ex: - DBF_TEXT_(trace, 2, "ex: %s ", __FUNCTION__); - return; -} - -static void -ctc_tty_flush_chars(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_shuttingdown) - return; - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_flush_chars")) - return; - if (tty->stopped || tty->hw_stopped || skb_queue_empty(&info->tx_queue)) - return; - tasklet_schedule(&info->tasklet); -} - -/* - * ------------------------------------------------------------ - * ctc_tty_throttle() - * - * This routine is called by the upper-layer tty layer to signal that - * incoming characters should be throttled. - * ------------------------------------------------------------ - */ -static void -ctc_tty_throttle(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_throttle")) - return; - info->mcr &= ~UART_MCR_RTS; - if (I_IXOFF(tty)) - ctc_tty_inject(info, STOP_CHAR(tty)); - ctc_tty_transmit_status(info); -} - -static void -ctc_tty_unthrottle(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_unthrottle")) - return; - info->mcr |= UART_MCR_RTS; - if (I_IXOFF(tty)) - ctc_tty_inject(info, START_CHAR(tty)); - ctc_tty_transmit_status(info); -} - -/* - * ------------------------------------------------------------ - * ctc_tty_ioctl() and friends - * ------------------------------------------------------------ - */ - -/* - * ctc_tty_get_lsr_info - get line status register info - * - * Purpose: Let user call ioctl() to get info when the UART physically - * is emptied. On bus types like RS485, the transmitter must - * release the bus after transmitting. This must be done when - * the transmit shift register is empty, not be done when the - * transmit holding register is empty. This functionality - * allows RS485 driver to be written in user space. - */ -static int -ctc_tty_get_lsr_info(ctc_tty_info * info, uint __user *value) -{ - u_char status; - uint result; - ulong flags; - - DBF_TEXT(trace, 4, __FUNCTION__); - spin_lock_irqsave(&ctc_tty_lock, flags); - status = info->lsr; - spin_unlock_irqrestore(&ctc_tty_lock, flags); - result = ((status & UART_LSR_TEMT) ? TIOCSER_TEMT : 0); - put_user(result, value); - return 0; -} - - -static int ctc_tty_tiocmget(struct tty_struct *tty, struct file *file) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - u_char control, - status; - uint result; - ulong flags; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_ioctl")) - return -ENODEV; - if (tty->flags & (1 << TTY_IO_ERROR)) - return -EIO; - - control = info->mcr; - spin_lock_irqsave(&ctc_tty_lock, flags); - status = info->msr; - spin_unlock_irqrestore(&ctc_tty_lock, flags); - result = ((control & UART_MCR_RTS) ? TIOCM_RTS : 0) - | ((control & UART_MCR_DTR) ? TIOCM_DTR : 0) - | ((status & UART_MSR_DCD) ? TIOCM_CAR : 0) - | ((status & UART_MSR_RI) ? TIOCM_RNG : 0) - | ((status & UART_MSR_DSR) ? TIOCM_DSR : 0) - | ((status & UART_MSR_CTS) ? TIOCM_CTS : 0); - return result; -} - -static int -ctc_tty_tiocmset(struct tty_struct *tty, struct file *file, - unsigned int set, unsigned int clear) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_ioctl")) - return -ENODEV; - if (tty->flags & (1 << TTY_IO_ERROR)) - return -EIO; - - if (set & TIOCM_RTS) - info->mcr |= UART_MCR_RTS; - if (set & TIOCM_DTR) - info->mcr |= UART_MCR_DTR; - - if (clear & TIOCM_RTS) - info->mcr &= ~UART_MCR_RTS; - if (clear & TIOCM_DTR) - info->mcr &= ~UART_MCR_DTR; - - if ((set | clear) & (TIOCM_RTS|TIOCM_DTR)) - ctc_tty_transmit_status(info); - return 0; -} - -static int -ctc_tty_ioctl(struct tty_struct *tty, struct file *file, - uint cmd, ulong arg) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - int error; - int retval; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_ioctl")) - return -ENODEV; - if (tty->flags & (1 << TTY_IO_ERROR)) - return -EIO; - switch (cmd) { - case TCSBRK: /* SVID version: non-zero arg --> no break */ -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "%s%d ioctl TCSBRK\n", CTC_TTY_NAME, info->line); -#endif - retval = tty_check_change(tty); - if (retval) - return retval; - tty_wait_until_sent(tty, 0); - return 0; - case TCSBRKP: /* support for POSIX tcsendbreak() */ -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "%s%d ioctl TCSBRKP\n", CTC_TTY_NAME, info->line); -#endif - retval = tty_check_change(tty); - if (retval) - return retval; - tty_wait_until_sent(tty, 0); - return 0; - case TIOCGSOFTCAR: -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "%s%d ioctl TIOCGSOFTCAR\n", CTC_TTY_NAME, - info->line); -#endif - error = put_user(C_CLOCAL(tty) ? 1 : 0, (ulong __user *) arg); - return error; - case TIOCSSOFTCAR: -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "%s%d ioctl TIOCSSOFTCAR\n", CTC_TTY_NAME, - info->line); -#endif - error = get_user(arg, (ulong __user *) arg); - if (error) - return error; - tty->termios->c_cflag = - ((tty->termios->c_cflag & ~CLOCAL) | - (arg ? CLOCAL : 0)); - return 0; - case TIOCSERGETLSR: /* Get line status register */ -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "%s%d ioctl TIOCSERGETLSR\n", CTC_TTY_NAME, - info->line); -#endif - if (access_ok(VERIFY_WRITE, (void __user *) arg, sizeof(uint))) - return ctc_tty_get_lsr_info(info, (uint __user *) arg); - else - return -EFAULT; - default: -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "UNKNOWN ioctl 0x%08x on %s%d\n", cmd, - CTC_TTY_NAME, info->line); -#endif - return -ENOIOCTLCMD; - } - return 0; -} - -static void -ctc_tty_set_termios(struct tty_struct *tty, struct termios *old_termios) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - unsigned int cflag = tty->termios->c_cflag; - - DBF_TEXT(trace, 4, __FUNCTION__); - ctc_tty_change_speed(info); - - /* Handle transition to B0 */ - if ((old_termios->c_cflag & CBAUD) && !(cflag & CBAUD)) { - info->mcr &= ~(UART_MCR_DTR|UART_MCR_RTS); - ctc_tty_transmit_status(info); - } - - /* Handle transition from B0 to other */ - if (!(old_termios->c_cflag & CBAUD) && (cflag & CBAUD)) { - info->mcr |= UART_MCR_DTR; - if (!(tty->termios->c_cflag & CRTSCTS) || - !test_bit(TTY_THROTTLED, &tty->flags)) { - info->mcr |= UART_MCR_RTS; - } - ctc_tty_transmit_status(info); - } - - /* Handle turning off CRTSCTS */ - if ((old_termios->c_cflag & CRTSCTS) && - !(tty->termios->c_cflag & CRTSCTS)) - tty->hw_stopped = 0; -} - -/* - * ------------------------------------------------------------ - * ctc_tty_open() and friends - * ------------------------------------------------------------ - */ -static int -ctc_tty_block_til_ready(struct tty_struct *tty, struct file *filp, ctc_tty_info *info) -{ - DECLARE_WAITQUEUE(wait, NULL); - int do_clocal = 0; - unsigned long flags; - int retval; - - DBF_TEXT(trace, 4, __FUNCTION__); - /* - * If the device is in the middle of being closed, then block - * until it's done, and then try again. - */ - if (tty_hung_up_p(filp) || - (info->flags & CTC_ASYNC_CLOSING)) { - if (info->flags & CTC_ASYNC_CLOSING) - wait_event(info->close_wait, - !(info->flags & CTC_ASYNC_CLOSING)); -#ifdef MODEM_DO_RESTART - if (info->flags & CTC_ASYNC_HUP_NOTIFY) - return -EAGAIN; - else - return -ERESTARTSYS; -#else - return -EAGAIN; -#endif - } - /* - * If non-blocking mode is set, then make the check up front - * and then exit. - */ - if ((filp->f_flags & O_NONBLOCK) || - (tty->flags & (1 << TTY_IO_ERROR))) { - info->flags |= CTC_ASYNC_NORMAL_ACTIVE; - return 0; - } - if (tty->termios->c_cflag & CLOCAL) - do_clocal = 1; - /* - * Block waiting for the carrier detect and the line to become - * free (i.e., not in use by the callout). While we are in - * this loop, info->count is dropped by one, so that - * ctc_tty_close() knows when to free things. We restore it upon - * exit, either normal or abnormal. - */ - retval = 0; - add_wait_queue(&info->open_wait, &wait); -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_block_til_ready before block: %s%d, count = %d\n", - CTC_TTY_NAME, info->line, info->count); -#endif - spin_lock_irqsave(&ctc_tty_lock, flags); - if (!(tty_hung_up_p(filp))) - info->count--; - spin_unlock_irqrestore(&ctc_tty_lock, flags); - info->blocked_open++; - while (1) { - set_current_state(TASK_INTERRUPTIBLE); - if (tty_hung_up_p(filp) || - !(info->flags & CTC_ASYNC_INITIALIZED)) { -#ifdef MODEM_DO_RESTART - if (info->flags & CTC_ASYNC_HUP_NOTIFY) - retval = -EAGAIN; - else - retval = -ERESTARTSYS; -#else - retval = -EAGAIN; -#endif - break; - } - if (!(info->flags & CTC_ASYNC_CLOSING) && - (do_clocal || (info->msr & UART_MSR_DCD))) { - break; - } - if (signal_pending(current)) { - retval = -ERESTARTSYS; - break; - } -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_block_til_ready blocking: %s%d, count = %d\n", - CTC_TTY_NAME, info->line, info->count); -#endif - schedule(); - } - current->state = TASK_RUNNING; - remove_wait_queue(&info->open_wait, &wait); - if (!tty_hung_up_p(filp)) - info->count++; - info->blocked_open--; -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_block_til_ready after blocking: %s%d, count = %d\n", - CTC_TTY_NAME, info->line, info->count); -#endif - if (retval) - return retval; - info->flags |= CTC_ASYNC_NORMAL_ACTIVE; - return 0; -} - -/* - * This routine is called whenever a serial port is opened. It - * enables interrupts for a serial port, linking in its async structure into - * the IRQ chain. It also performs the serial-specific - * initialization for the tty structure. - */ -static int -ctc_tty_open(struct tty_struct *tty, struct file *filp) -{ - ctc_tty_info *info; - unsigned long saveflags; - int retval, - line; - - DBF_TEXT(trace, 3, __FUNCTION__); - line = tty->index; - if (line < 0 || line > CTC_TTY_MAX_DEVICES) - return -ENODEV; - info = &driver->info[line]; - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_open")) - return -ENODEV; - if (!info->netdev) - return -ENODEV; -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_open %s, count = %d\n", tty->name, - info->count); -#endif - spin_lock_irqsave(&ctc_tty_lock, saveflags); - info->count++; - tty->driver_data = info; - info->tty = tty; - spin_unlock_irqrestore(&ctc_tty_lock, saveflags); - /* - * Start up serial port - */ - retval = ctc_tty_startup(info); - if (retval) { -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_open return after startup\n"); -#endif - return retval; - } - retval = ctc_tty_block_til_ready(tty, filp, info); - if (retval) { -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_open return after ctc_tty_block_til_ready \n"); -#endif - return retval; - } -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_open %s successful...\n", tty->name); -#endif - return 0; -} - -static void -ctc_tty_close(struct tty_struct *tty, struct file *filp) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - ulong flags; - ulong timeout; - DBF_TEXT(trace, 3, __FUNCTION__); - if (!info || ctc_tty_paranoia_check(info, tty->name, "ctc_tty_close")) - return; - spin_lock_irqsave(&ctc_tty_lock, flags); - if (tty_hung_up_p(filp)) { - spin_unlock_irqrestore(&ctc_tty_lock, flags); -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_close return after tty_hung_up_p\n"); -#endif - return; - } - if ((tty->count == 1) && (info->count != 1)) { - /* - * Uh, oh. tty->count is 1, which means that the tty - * structure will be freed. Info->count should always - * be one in these conditions. If it's greater than - * one, we've got real problems, since it means the - * serial port won't be shutdown. - */ - printk(KERN_ERR "ctc_tty_close: bad port count; tty->count is 1, " - "info->count is %d\n", info->count); - info->count = 1; - } - if (--info->count < 0) { - printk(KERN_ERR "ctc_tty_close: bad port count for %s%d: %d\n", - CTC_TTY_NAME, info->line, info->count); - info->count = 0; - } - if (info->count) { - local_irq_restore(flags); -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_close after info->count != 0\n"); -#endif - return; - } - info->flags |= CTC_ASYNC_CLOSING; - tty->closing = 1; - /* - * At this point we stop accepting input. To do this, we - * disable the receive line status interrupts, and tell the - * interrupt driver to stop checking the data ready bit in the - * line status register. - */ - if (info->flags & CTC_ASYNC_INITIALIZED) { - tty_wait_until_sent(tty, 30*HZ); /* 30 seconds timeout */ - /* - * Before we drop DTR, make sure the UART transmitter - * has completely drained; this is especially - * important if there is a transmit FIFO! - */ - timeout = jiffies + HZ; - while (!(info->lsr & UART_LSR_TEMT)) { - spin_unlock_irqrestore(&ctc_tty_lock, flags); - msleep(500); - spin_lock_irqsave(&ctc_tty_lock, flags); - if (time_after(jiffies,timeout)) - break; - } - } - ctc_tty_shutdown(info); - if (tty->driver->flush_buffer) { - skb_queue_purge(&info->tx_queue); - info->lsr |= UART_LSR_TEMT; - } - tty_ldisc_flush(tty); - info->tty = 0; - tty->closing = 0; - if (info->blocked_open) { - msleep_interruptible(500); - wake_up_interruptible(&info->open_wait); - } - info->flags &= ~(CTC_ASYNC_NORMAL_ACTIVE | CTC_ASYNC_CLOSING); - wake_up_interruptible(&info->close_wait); - spin_unlock_irqrestore(&ctc_tty_lock, flags); -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_close normal exit\n"); -#endif -} - -/* - * ctc_tty_hangup() --- called by tty_hangup() when a hangup is signaled. - */ -static void -ctc_tty_hangup(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *)tty->driver_data; - unsigned long saveflags; - DBF_TEXT(trace, 3, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_hangup")) - return; - ctc_tty_shutdown(info); - info->count = 0; - info->flags &= ~CTC_ASYNC_NORMAL_ACTIVE; - spin_lock_irqsave(&ctc_tty_lock, saveflags); - info->tty = 0; - spin_unlock_irqrestore(&ctc_tty_lock, saveflags); - wake_up_interruptible(&info->open_wait); -} - - -/* - * For all online tty's, try sending data to - * the lower levels. - */ -static void -ctc_tty_task(unsigned long arg) -{ - ctc_tty_info *info = (void *)arg; - unsigned long saveflags; - int again; - - DBF_TEXT(trace, 3, __FUNCTION__); - spin_lock_irqsave(&ctc_tty_lock, saveflags); - if ((!ctc_tty_shuttingdown) && info) { - again = ctc_tty_tint(info); - if (!again) - info->lsr |= UART_LSR_TEMT; - again |= ctc_tty_readmodem(info); - if (again) { - tasklet_schedule(&info->tasklet); - } - } - spin_unlock_irqrestore(&ctc_tty_lock, saveflags); -} - -static struct tty_operations ctc_ops = { - .open = ctc_tty_open, - .close = ctc_tty_close, - .write = ctc_tty_write, - .flush_chars = ctc_tty_flush_chars, - .write_room = ctc_tty_write_room, - .chars_in_buffer = ctc_tty_chars_in_buffer, - .flush_buffer = ctc_tty_flush_buffer, - .ioctl = ctc_tty_ioctl, - .throttle = ctc_tty_throttle, - .unthrottle = ctc_tty_unthrottle, - .set_termios = ctc_tty_set_termios, - .hangup = ctc_tty_hangup, - .tiocmget = ctc_tty_tiocmget, - .tiocmset = ctc_tty_tiocmset, -}; - -int -ctc_tty_init(void) -{ - int i; - ctc_tty_info *info; - struct tty_driver *device; - - DBF_TEXT(trace, 2, __FUNCTION__); - driver = kmalloc(sizeof(ctc_tty_driver), GFP_KERNEL); - if (driver == NULL) { - printk(KERN_WARNING "Out of memory in ctc_tty_modem_init\n"); - return -ENOMEM; - } - memset(driver, 0, sizeof(ctc_tty_driver)); - device = alloc_tty_driver(CTC_TTY_MAX_DEVICES); - if (!device) { - kfree(driver); - printk(KERN_WARNING "Out of memory in ctc_tty_modem_init\n"); - return -ENOMEM; - } - - device->devfs_name = "ctc/" CTC_TTY_NAME; - device->name = CTC_TTY_NAME; - device->major = CTC_TTY_MAJOR; - device->minor_start = 0; - device->type = TTY_DRIVER_TYPE_SERIAL; - device->subtype = SERIAL_TYPE_NORMAL; - device->init_termios = tty_std_termios; - device->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL; - device->flags = TTY_DRIVER_REAL_RAW; - device->driver_name = "ctc_tty", - tty_set_operations(device, &ctc_ops); - if (tty_register_driver(device)) { - printk(KERN_WARNING "ctc_tty: Couldn't register serial-device\n"); - put_tty_driver(device); - kfree(driver); - return -1; - } - driver->ctc_tty_device = device; - for (i = 0; i < CTC_TTY_MAX_DEVICES; i++) { - info = &driver->info[i]; - init_MUTEX(&info->write_sem); - tasklet_init(&info->tasklet, ctc_tty_task, - (unsigned long) info); - info->magic = CTC_ASYNC_MAGIC; - info->line = i; - info->tty = 0; - info->count = 0; - info->blocked_open = 0; - init_waitqueue_head(&info->open_wait); - init_waitqueue_head(&info->close_wait); - skb_queue_head_init(&info->tx_queue); - skb_queue_head_init(&info->rx_queue); - init_timer(&info->stoptimer); - info->stoptimer.function = ctc_tty_stopdev; - info->stoptimer.data = (unsigned long)info; - info->mcr = UART_MCR_RTS; - } - return 0; -} - -int -ctc_tty_register_netdev(struct net_device *dev) { - int ttynum; - char *err; - char *p; - - DBF_TEXT(trace, 2, __FUNCTION__); - if ((!dev) || (!dev->name)) { - printk(KERN_WARNING - "ctc_tty_register_netdev called " - "with NULL dev or NULL dev-name\n"); - return -1; - } - - /* - * If the name is a format string the caller wants us to - * do a name allocation : format string must end with %d - */ - if (strchr(dev->name, '%')) - { - int err = dev_alloc_name(dev, dev->name); // dev->name is changed by this - if (err < 0) { - printk(KERN_DEBUG "dev_alloc returned error %d\n", err); - return err; - } - - } - - for (p = dev->name; p && ((*p < '0') || (*p > '9')); p++); - ttynum = simple_strtoul(p, &err, 0); - if ((ttynum < 0) || (ttynum >= CTC_TTY_MAX_DEVICES) || - (err && *err)) { - printk(KERN_WARNING - "ctc_tty_register_netdev called " - "with number in name '%s'\n", dev->name); - return -1; - } - if (driver->info[ttynum].netdev) { - printk(KERN_WARNING - "ctc_tty_register_netdev called " - "for already registered device '%s'\n", - dev->name); - return -1; - } - driver->info[ttynum].netdev = dev; - return 0; -} - -void -ctc_tty_unregister_netdev(struct net_device *dev) { - int i; - unsigned long saveflags; - ctc_tty_info *info = NULL; - - DBF_TEXT(trace, 2, __FUNCTION__); - spin_lock_irqsave(&ctc_tty_lock, saveflags); - for (i = 0; i < CTC_TTY_MAX_DEVICES; i++) - if (driver->info[i].netdev == dev) { - info = &driver->info[i]; - break; - } - if (info) { - info->netdev = NULL; - skb_queue_purge(&info->tx_queue); - skb_queue_purge(&info->rx_queue); - } - spin_unlock_irqrestore(&ctc_tty_lock, saveflags); -} - -void -ctc_tty_cleanup(void) { - unsigned long saveflags; - - DBF_TEXT(trace, 2, __FUNCTION__); - spin_lock_irqsave(&ctc_tty_lock, saveflags); - ctc_tty_shuttingdown = 1; - spin_unlock_irqrestore(&ctc_tty_lock, saveflags); - tty_unregister_driver(driver->ctc_tty_device); - put_tty_driver(driver->ctc_tty_device); - kfree(driver); - driver = NULL; -} diff --git a/drivers/s390/net/ctctty.h b/drivers/s390/net/ctctty.h deleted file mode 100644 index 7254dc00631..00000000000 --- a/drivers/s390/net/ctctty.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * CTC / ESCON network driver, tty interface. - * - * Copyright (C) 2001 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Fritz Elfert (elfert@de.ibm.com, felfert@millenux.com) - * - * 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, 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., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef _CTCTTY_H_ -#define _CTCTTY_H_ - -#include <linux/skbuff.h> -#include <linux/netdevice.h> - -extern int ctc_tty_register_netdev(struct net_device *); -extern void ctc_tty_unregister_netdev(struct net_device *); -extern void ctc_tty_netif_rx(struct sk_buff *); -extern int ctc_tty_init(void); -extern void ctc_tty_cleanup(void); -extern void ctc_tty_setcarrier(struct net_device *, int); - -#endif diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index d6fe048376a..563eeadbea4 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -935,6 +935,7 @@ #define PCI_DEVICE_ID_PLX_DJINN_ITOO 0x1151 #define PCI_DEVICE_ID_PLX_R753 0x1152 #define PCI_DEVICE_ID_PLX_OLITEC 0x1187 +#define PCI_DEVICE_ID_PLX_PCI200SYN 0x3196 #define PCI_DEVICE_ID_PLX_9050 0x9050 #define PCI_DEVICE_ID_PLX_9080 0x9080 #define PCI_DEVICE_ID_PLX_GTEK_SERIAL2 0xa001 diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index d5926bfb1fc..293e920ca59 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -29,7 +29,7 @@ #include <linux/kernel.h> /* ARRAY_SIZE */ #include <linux/wireless.h> -#define IEEE80211_VERSION "git-1.1.7" +#define IEEE80211_VERSION "git-1.1.13" #define IEEE80211_DATA_LEN 2304 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section @@ -104,6 +104,9 @@ #define IEEE80211_SCTL_FRAG 0x000F #define IEEE80211_SCTL_SEQ 0xFFF0 +/* QOS control */ +#define IEEE80211_QCTL_TID 0x000F + /* debug macros */ #ifdef CONFIG_IEEE80211_DEBUG @@ -1075,6 +1078,7 @@ struct ieee80211_device { int (*handle_management) (struct net_device * dev, struct ieee80211_network * network, u16 type); + int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb); /* Typical STA methods */ int (*handle_auth) (struct net_device * dev, diff --git a/include/net/ieee80211softmac_wx.h b/include/net/ieee80211softmac_wx.h index 3e0be453ece..4ee3ad57283 100644 --- a/include/net/ieee80211softmac_wx.h +++ b/include/net/ieee80211softmac_wx.h @@ -91,4 +91,9 @@ ieee80211softmac_wx_get_genie(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); +extern int +ieee80211softmac_wx_set_mlme(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra); #endif /* _IEEE80211SOFTMAC_WX */ diff --git a/net/ieee80211/ieee80211_crypt_tkip.c b/net/ieee80211/ieee80211_crypt_tkip.c index 93def94c1b3..3fa5df2e1f0 100644 --- a/net/ieee80211/ieee80211_crypt_tkip.c +++ b/net/ieee80211/ieee80211_crypt_tkip.c @@ -501,8 +501,11 @@ static int michael_mic(struct ieee80211_tkip_data *tkey, u8 * key, u8 * hdr, static void michael_mic_hdr(struct sk_buff *skb, u8 * hdr) { struct ieee80211_hdr_4addr *hdr11; + u16 stype; hdr11 = (struct ieee80211_hdr_4addr *)skb->data; + stype = WLAN_FC_GET_STYPE(le16_to_cpu(hdr11->frame_ctl)); + switch (le16_to_cpu(hdr11->frame_ctl) & (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { case IEEE80211_FCTL_TODS: @@ -523,7 +526,13 @@ static void michael_mic_hdr(struct sk_buff *skb, u8 * hdr) break; } - hdr[12] = 0; /* priority */ + if (stype & IEEE80211_STYPE_QOS_DATA) { + const struct ieee80211_hdr_3addrqos *qoshdr = + (struct ieee80211_hdr_3addrqos *)skb->data; + hdr[12] = le16_to_cpu(qoshdr->qos_ctl) & IEEE80211_QCTL_TID; + } else + hdr[12] = 0; /* priority */ + hdr[13] = hdr[14] = hdr[15] = 0; /* reserved */ } diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c index 604b7b0097b..2bf567fd5a1 100644 --- a/net/ieee80211/ieee80211_rx.c +++ b/net/ieee80211/ieee80211_rx.c @@ -369,7 +369,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, /* Put this code here so that we avoid duplicating it in all * Rx paths. - Jean II */ -#ifdef CONFIG_WIRELESS_EXT #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */ /* If spy monitoring on */ if (ieee->spy_data.spy_number > 0) { @@ -398,7 +397,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, wireless_spy_update(ieee->dev, hdr->addr2, &wstats); } #endif /* IW_WIRELESS_SPY */ -#endif /* CONFIG_WIRELESS_EXT */ #ifdef NOT_YET hostap_update_rx_stats(local->ap, hdr, rx_stats); @@ -1692,8 +1690,8 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee, WLAN_FC_GET_STYPE(le16_to_cpu (header->frame_ctl))); - IEEE80211_WARNING("%s: IEEE80211_REASSOC_REQ received\n", - ieee->dev->name); + IEEE80211_DEBUG_MGMT("%s: IEEE80211_REASSOC_REQ received\n", + ieee->dev->name); if (ieee->handle_reassoc_request != NULL) ieee->handle_reassoc_request(ieee->dev, (struct ieee80211_reassoc_request *) @@ -1705,8 +1703,8 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee, WLAN_FC_GET_STYPE(le16_to_cpu (header->frame_ctl))); - IEEE80211_WARNING("%s: IEEE80211_ASSOC_REQ received\n", - ieee->dev->name); + IEEE80211_DEBUG_MGMT("%s: IEEE80211_ASSOC_REQ received\n", + ieee->dev->name); if (ieee->handle_assoc_request != NULL) ieee->handle_assoc_request(ieee->dev); break; @@ -1722,10 +1720,10 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee, IEEE80211_DEBUG_MGMT("received UNKNOWN (%d)\n", WLAN_FC_GET_STYPE(le16_to_cpu (header->frame_ctl))); - IEEE80211_WARNING("%s: Unknown management packet: %d\n", - ieee->dev->name, - WLAN_FC_GET_STYPE(le16_to_cpu - (header->frame_ctl))); + IEEE80211_DEBUG_MGMT("%s: Unknown management packet: %d\n", + ieee->dev->name, + WLAN_FC_GET_STYPE(le16_to_cpu + (header->frame_ctl))); break; } } diff --git a/net/ieee80211/ieee80211_tx.c b/net/ieee80211/ieee80211_tx.c index 8b4332f5339..233d527c695 100644 --- a/net/ieee80211/ieee80211_tx.c +++ b/net/ieee80211/ieee80211_tx.c @@ -220,13 +220,43 @@ static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size, return txb; } +static int ieee80211_classify(struct sk_buff *skb) +{ + struct ethhdr *eth; + struct iphdr *ip; + + eth = (struct ethhdr *)skb->data; + if (eth->h_proto != __constant_htons(ETH_P_IP)) + return 0; + + ip = skb->nh.iph; + switch (ip->tos & 0xfc) { + case 0x20: + return 2; + case 0x40: + return 1; + case 0x60: + return 3; + case 0x80: + return 4; + case 0xa0: + return 5; + case 0xc0: + return 6; + case 0xe0: + return 7; + default: + return 0; + } +} + /* Incoming skb is converted to a txb which consists of * a block of 802.11 fragment packets (stored as skbs) */ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) { struct ieee80211_device *ieee = netdev_priv(dev); struct ieee80211_txb *txb = NULL; - struct ieee80211_hdr_3addr *frag_hdr; + struct ieee80211_hdr_3addrqos *frag_hdr; int i, bytes_per_frag, nr_frags, bytes_last_frag, frag_size, rts_required; unsigned long flags; @@ -234,9 +264,10 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) int ether_type, encrypt, host_encrypt, host_encrypt_msdu, host_build_iv; int bytes, fc, hdr_len; struct sk_buff *skb_frag; - struct ieee80211_hdr_3addr header = { /* Ensure zero initialized */ + struct ieee80211_hdr_3addrqos header = {/* Ensure zero initialized */ .duration_id = 0, - .seq_ctl = 0 + .seq_ctl = 0, + .qos_ctl = 0 }; u8 dest[ETH_ALEN], src[ETH_ALEN]; struct ieee80211_crypt_data *crypt; @@ -282,12 +313,6 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) memcpy(dest, skb->data, ETH_ALEN); memcpy(src, skb->data + ETH_ALEN, ETH_ALEN); - /* Advance the SKB to the start of the payload */ - skb_pull(skb, sizeof(struct ethhdr)); - - /* Determine total amount of storage required for TXB packets */ - bytes = skb->len + SNAP_SIZE + sizeof(u16); - if (host_encrypt || host_build_iv) fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA | IEEE80211_FCTL_PROTECTED; @@ -306,9 +331,23 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) memcpy(header.addr2, src, ETH_ALEN); memcpy(header.addr3, ieee->bssid, ETH_ALEN); } - header.frame_ctl = cpu_to_le16(fc); hdr_len = IEEE80211_3ADDR_LEN; + if (ieee->is_qos_active && ieee->is_qos_active(dev, skb)) { + fc |= IEEE80211_STYPE_QOS_DATA; + hdr_len += 2; + + skb->priority = ieee80211_classify(skb); + header.qos_ctl |= skb->priority & IEEE80211_QCTL_TID; + } + header.frame_ctl = cpu_to_le16(fc); + + /* Advance the SKB to the start of the payload */ + skb_pull(skb, sizeof(struct ethhdr)); + + /* Determine total amount of storage required for TXB packets */ + bytes = skb->len + SNAP_SIZE + sizeof(u16); + /* Encrypt msdu first on the whole data packet. */ if ((host_encrypt || host_encrypt_msdu) && crypt && crypt->ops && crypt->ops->encrypt_msdu) { @@ -402,7 +441,7 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) if (rts_required) { skb_frag = txb->fragments[0]; frag_hdr = - (struct ieee80211_hdr_3addr *)skb_put(skb_frag, hdr_len); + (struct ieee80211_hdr_3addrqos *)skb_put(skb_frag, hdr_len); /* * Set header frame_ctl to the RTS. @@ -433,7 +472,7 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) crypt->ops->extra_mpdu_prefix_len); frag_hdr = - (struct ieee80211_hdr_3addr *)skb_put(skb_frag, hdr_len); + (struct ieee80211_hdr_3addrqos *)skb_put(skb_frag, hdr_len); memcpy(frag_hdr, &header, hdr_len); /* If this is not the last fragment, then add the MOREFRAGS diff --git a/net/ieee80211/ieee80211_wx.c b/net/ieee80211/ieee80211_wx.c index b885fd18940..0ea55cb5f17 100644 --- a/net/ieee80211/ieee80211_wx.c +++ b/net/ieee80211/ieee80211_wx.c @@ -50,7 +50,8 @@ static char *ieee80211_translate_scan(struct ieee80211_device *ieee, char *p; struct iw_event iwe; int i, j; - u8 max_rate, rate; + char *current_val; /* For rates */ + u8 rate; /* First entry *MUST* be the AP MAC address */ iwe.cmd = SIOCGIWAP; @@ -107,9 +108,13 @@ static char *ieee80211_translate_scan(struct ieee80211_device *ieee, start = iwe_stream_add_point(start, stop, &iwe, network->ssid); /* Add basic and extended rates */ - max_rate = 0; - p = custom; - p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): "); + /* Rate : stuffing multiple values in a single event require a bit + * more of magic - Jean II */ + current_val = start + IW_EV_LCP_LEN; + iwe.cmd = SIOCGIWRATE; + /* Those two flags are ignored... */ + iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; + for (i = 0, j = 0; i < network->rates_len;) { if (j < network->rates_ex_len && ((network->rates_ex[j] & 0x7F) < @@ -117,28 +122,21 @@ static char *ieee80211_translate_scan(struct ieee80211_device *ieee, rate = network->rates_ex[j++] & 0x7F; else rate = network->rates[i++] & 0x7F; - if (rate > max_rate) - max_rate = rate; - p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), - "%d%s ", rate >> 1, (rate & 1) ? ".5" : ""); + /* Bit rate given in 500 kb/s units (+ 0x80) */ + iwe.u.bitrate.value = ((rate & 0x7f) * 500000); + /* Add new value to event */ + current_val = iwe_stream_add_value(start, current_val, stop, &iwe, IW_EV_PARAM_LEN); } for (; j < network->rates_ex_len; j++) { rate = network->rates_ex[j] & 0x7F; - p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), - "%d%s ", rate >> 1, (rate & 1) ? ".5" : ""); - if (rate > max_rate) - max_rate = rate; - } - - iwe.cmd = SIOCGIWRATE; - iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; - iwe.u.bitrate.value = max_rate * 500000; - start = iwe_stream_add_event(start, stop, &iwe, IW_EV_PARAM_LEN); - - iwe.cmd = IWEVCUSTOM; - iwe.u.data.length = p - custom; - if (iwe.u.data.length) - start = iwe_stream_add_point(start, stop, &iwe, custom); + /* Bit rate given in 500 kb/s units (+ 0x80) */ + iwe.u.bitrate.value = ((rate & 0x7f) * 500000); + /* Add new value to event */ + current_val = iwe_stream_add_value(start, current_val, stop, &iwe, IW_EV_PARAM_LEN); + } + /* Check if we added any rate */ + if((current_val - start) > IW_EV_LCP_LEN) + start = current_val; /* Add quality statistics */ iwe.cmd = IWEVQUAL; diff --git a/net/ieee80211/softmac/ieee80211softmac_assoc.c b/net/ieee80211/softmac/ieee80211softmac_assoc.c index 57ea9f6f465..d4c79ce1687 100644 --- a/net/ieee80211/softmac/ieee80211softmac_assoc.c +++ b/net/ieee80211/softmac/ieee80211softmac_assoc.c @@ -83,7 +83,7 @@ ieee80211softmac_assoc_timeout(void *d) } /* Sends out a disassociation request to the desired AP */ -static void +void ieee80211softmac_disassoc(struct ieee80211softmac_device *mac, u16 reason) { unsigned long flags; diff --git a/net/ieee80211/softmac/ieee80211softmac_event.c b/net/ieee80211/softmac/ieee80211softmac_event.c index 8cc8f3f0f8e..4b153f7cc96 100644 --- a/net/ieee80211/softmac/ieee80211softmac_event.c +++ b/net/ieee80211/softmac/ieee80211softmac_event.c @@ -38,7 +38,8 @@ * The event context is private and can only be used from * within this module. Its meaning varies with the event * type: - * SCAN_FINISHED: no special meaning + * SCAN_FINISHED, + * DISASSOCIATED: NULL * ASSOCIATED, * ASSOCIATE_FAILED, * ASSOCIATE_TIMEOUT, @@ -59,15 +60,15 @@ */ static char *event_descriptions[IEEE80211SOFTMAC_EVENT_LAST+1] = { - "scan finished", - "associated", + NULL, /* scan finished */ + NULL, /* associated */ "associating failed", "associating timed out", "authenticated", "authenticating failed", "authenticating timed out", "associating failed because no suitable network was found", - "disassociated", + NULL, /* disassociated */ }; @@ -136,30 +137,24 @@ ieee80211softmac_call_events_locked(struct ieee80211softmac_device *mac, int eve int we_event; char *msg = NULL; + memset(&wrqu, '\0', sizeof (union iwreq_data)); + switch(event) { case IEEE80211SOFTMAC_EVENT_ASSOCIATED: network = (struct ieee80211softmac_network *)event_ctx; - wrqu.data.length = 0; - wrqu.data.flags = 0; memcpy(wrqu.ap_addr.sa_data, &network->bssid[0], ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - we_event = SIOCGIWAP; - break; + /* fall through */ case IEEE80211SOFTMAC_EVENT_DISASSOCIATED: - wrqu.data.length = 0; - wrqu.data.flags = 0; - memset(&wrqu, '\0', sizeof (union iwreq_data)); wrqu.ap_addr.sa_family = ARPHRD_ETHER; we_event = SIOCGIWAP; break; case IEEE80211SOFTMAC_EVENT_SCAN_FINISHED: - wrqu.data.length = 0; - wrqu.data.flags = 0; - memset(&wrqu, '\0', sizeof (union iwreq_data)); we_event = SIOCGIWSCAN; break; default: msg = event_descriptions[event]; + if (!msg) + msg = "SOFTMAC EVENT BUG"; wrqu.data.length = strlen(msg); we_event = IWEVCUSTOM; break; diff --git a/net/ieee80211/softmac/ieee80211softmac_priv.h b/net/ieee80211/softmac/ieee80211softmac_priv.h index 65d9816c8ec..8c95b3abe0c 100644 --- a/net/ieee80211/softmac/ieee80211softmac_priv.h +++ b/net/ieee80211/softmac/ieee80211softmac_priv.h @@ -150,6 +150,7 @@ int ieee80211softmac_handle_disassoc(struct net_device * dev, int ieee80211softmac_handle_reassoc_req(struct net_device * dev, struct ieee80211_reassoc_request * reassoc); void ieee80211softmac_assoc_timeout(void *d); +void ieee80211softmac_disassoc(struct ieee80211softmac_device *mac, u16 reason); /* some helper functions */ static inline int ieee80211softmac_scan_handlers_check_self(struct ieee80211softmac_device *sm) diff --git a/net/ieee80211/softmac/ieee80211softmac_wx.c b/net/ieee80211/softmac/ieee80211softmac_wx.c index 27edb2b5581..8d0c22641ca 100644 --- a/net/ieee80211/softmac/ieee80211softmac_wx.c +++ b/net/ieee80211/softmac/ieee80211softmac_wx.c @@ -431,3 +431,35 @@ ieee80211softmac_wx_get_genie(struct net_device *dev, } EXPORT_SYMBOL_GPL(ieee80211softmac_wx_get_genie); +int +ieee80211softmac_wx_set_mlme(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra) +{ + struct ieee80211softmac_device *mac = ieee80211_priv(dev); + struct iw_mlme *mlme = (struct iw_mlme *)extra; + u16 reason = cpu_to_le16(mlme->reason_code); + struct ieee80211softmac_network *net; + + if (memcmp(mac->associnfo.bssid, mlme->addr.sa_data, ETH_ALEN)) { + printk(KERN_DEBUG PFX "wx_set_mlme: requested operation on net we don't use\n"); + return -EINVAL; + } + + switch (mlme->cmd) { + case IW_MLME_DEAUTH: + net = ieee80211softmac_get_network_by_bssid_locked(mac, mlme->addr.sa_data); + if (!net) { + printk(KERN_DEBUG PFX "wx_set_mlme: we should know the net here...\n"); + return -EINVAL; + } + return ieee80211softmac_deauth_req(mac, net, reason); + case IW_MLME_DISASSOC: + ieee80211softmac_disassoc(mac, reason); + return 0; + default: + return -EOPNOTSUPP; + } +} +EXPORT_SYMBOL_GPL(ieee80211softmac_wx_set_mlme); |