diff options
Diffstat (limited to 'drivers/net/forcedeth.c')
| -rw-r--r-- | drivers/net/forcedeth.c | 42 |
1 files changed, 31 insertions, 11 deletions
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 69ef117674e..26fc00a9ff8 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -109,6 +109,7 @@ * 0.54: 21 Mar 2006: Fix spin locks for multi irqs and cleanup. * 0.55: 22 Mar 2006: Add flow control (pause frame). * 0.56: 22 Mar 2006: Additional ethtool config and moduleparam support. + * 0.57: 14 May 2006: Mac address set in probe/remove and order corrections. * * Known bugs: * We suspect that on some hardware no TX done interrupts are generated. @@ -120,7 +121,7 @@ * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few * superfluous timer interrupts from the nic. */ -#define FORCEDETH_VERSION "0.56" +#define FORCEDETH_VERSION "0.57" #define DRV_NAME "forcedeth" #include <linux/module.h> @@ -262,7 +263,8 @@ enum { NvRegRingSizes = 0x108, #define NVREG_RINGSZ_TXSHIFT 0 #define NVREG_RINGSZ_RXSHIFT 16 - NvRegUnknownTransmitterReg = 0x10c, + NvRegTransmitPoll = 0x10c, +#define NVREG_TRANSMITPOLL_MAC_ADDR_REV 0x00008000 NvRegLinkSpeed = 0x110, #define NVREG_LINKSPEED_FORCE 0x10000 #define NVREG_LINKSPEED_10 1000 @@ -1178,7 +1180,7 @@ static void nv_stop_tx(struct net_device *dev) KERN_INFO "nv_stop_tx: TransmitterStatus remained busy"); udelay(NV_TXSTOP_DELAY2); - writel(0, base + NvRegUnknownTransmitterReg); + writel(readl(base + NvRegTransmitPoll) & NVREG_TRANSMITPOLL_MAC_ADDR_REV, base + NvRegTransmitPoll); } static void nv_txrx_reset(struct net_device *dev) @@ -3917,7 +3919,7 @@ static int nv_open(struct net_device *dev) oom = nv_init_ring(dev); writel(0, base + NvRegLinkSpeed); - writel(0, base + NvRegUnknownTransmitterReg); + writel(readl(base + NvRegTransmitPoll) & NVREG_TRANSMITPOLL_MAC_ADDR_REV, base + NvRegTransmitPoll); nv_txrx_reset(dev); writel(0, base + NvRegUnknownSetupReg6); @@ -4082,7 +4084,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i unsigned long addr; u8 __iomem *base; int err, i; - u32 powerstate; + u32 powerstate, txreg; dev = alloc_etherdev(sizeof(struct fe_priv)); err = -ENOMEM; @@ -4269,12 +4271,30 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i np->orig_mac[0] = readl(base + NvRegMacAddrA); np->orig_mac[1] = readl(base + NvRegMacAddrB); - dev->dev_addr[0] = (np->orig_mac[1] >> 8) & 0xff; - dev->dev_addr[1] = (np->orig_mac[1] >> 0) & 0xff; - dev->dev_addr[2] = (np->orig_mac[0] >> 24) & 0xff; - dev->dev_addr[3] = (np->orig_mac[0] >> 16) & 0xff; - dev->dev_addr[4] = (np->orig_mac[0] >> 8) & 0xff; - dev->dev_addr[5] = (np->orig_mac[0] >> 0) & 0xff; + /* check the workaround bit for correct mac address order */ + txreg = readl(base + NvRegTransmitPoll); + if (txreg & NVREG_TRANSMITPOLL_MAC_ADDR_REV) { + /* mac address is already in correct order */ + dev->dev_addr[0] = (np->orig_mac[0] >> 0) & 0xff; + dev->dev_addr[1] = (np->orig_mac[0] >> 8) & 0xff; + dev->dev_addr[2] = (np->orig_mac[0] >> 16) & 0xff; + dev->dev_addr[3] = (np->orig_mac[0] >> 24) & 0xff; + dev->dev_addr[4] = (np->orig_mac[1] >> 0) & 0xff; + dev->dev_addr[5] = (np->orig_mac[1] >> 8) & 0xff; + } else { + /* need to reverse mac address to correct order */ + dev->dev_addr[0] = (np->orig_mac[1] >> 8) & 0xff; + dev->dev_addr[1] = (np->orig_mac[1] >> 0) & 0xff; + dev->dev_addr[2] = (np->orig_mac[0] >> 24) & 0xff; + dev->dev_addr[3] = (np->orig_mac[0] >> 16) & 0xff; + dev->dev_addr[4] = (np->orig_mac[0] >> 8) & 0xff; + dev->dev_addr[5] = (np->orig_mac[0] >> 0) & 0xff; + /* set permanent address to be correct aswell */ + np->orig_mac[0] = (dev->dev_addr[0] << 0) + (dev->dev_addr[1] << 8) + + (dev->dev_addr[2] << 16) + (dev->dev_addr[3] << 24); + np->orig_mac[1] = (dev->dev_addr[4] << 0) + (dev->dev_addr[5] << 8); + writel(txreg|NVREG_TRANSMITPOLL_MAC_ADDR_REV, base + NvRegTransmitPoll); + } memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len); if (!is_valid_ether_addr(dev->perm_addr)) { |