diff options
Diffstat (limited to 'drivers/net/forcedeth.c')
| -rw-r--r-- | drivers/net/forcedeth.c | 34 |
1 files changed, 22 insertions, 12 deletions
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 22aec6ed80f..6364adbd73a 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -80,7 +80,7 @@ * into nv_close, otherwise reenabling for wol can * cause DMA to kfree'd memory. * 0.31: 14 Nov 2004: ethtool support for getting/setting link - * capabilities. + * capabilities. * 0.32: 16 Apr 2005: RX_ERROR4 handling added. * 0.33: 16 May 2005: Support for MCP51 added. * 0.34: 18 Jun 2005: Add DEV_NEED_LINKTIMER to all nForce nics. @@ -89,14 +89,15 @@ * 0.37: 10 Jul 2005: Additional ethtool support, cleanup of pci id list * 0.38: 16 Jul 2005: tx irq rewrite: Use global flags instead of * per-packet flags. - * 0.39: 18 Jul 2005: Add 64bit descriptor support. - * 0.40: 19 Jul 2005: Add support for mac address change. - * 0.41: 30 Jul 2005: Write back original MAC in nv_close instead + * 0.39: 18 Jul 2005: Add 64bit descriptor support. + * 0.40: 19 Jul 2005: Add support for mac address change. + * 0.41: 30 Jul 2005: Write back original MAC in nv_close instead * of nv_remove - * 0.42: 06 Aug 2005: Fix lack of link speed initialization + * 0.42: 06 Aug 2005: Fix lack of link speed initialization * in the second (and later) nv_open call - * 0.43: 10 Aug 2005: Add support for tx checksum. - * 0.44: 20 Aug 2005: Add support for scatter gather and segmentation. + * 0.43: 10 Aug 2005: Add support for tx checksum. + * 0.44: 20 Aug 2005: Add support for scatter gather and segmentation. + * 0.45: 18 Sep 2005: Remove nv_stop/start_rx from every link check * * Known bugs: * We suspect that on some hardware no TX done interrupts are generated. @@ -108,7 +109,7 @@ * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few * superfluous timer interrupts from the nic. */ -#define FORCEDETH_VERSION "0.44" +#define FORCEDETH_VERSION "0.45" #define DRV_NAME "forcedeth" #include <linux/module.h> @@ -1612,6 +1613,17 @@ static void nv_set_multicast(struct net_device *dev) spin_unlock_irq(&np->lock); } +/** + * nv_update_linkspeed: Setup the MAC according to the link partner + * @dev: Network device to be configured + * + * The function queries the PHY and checks if there is a link partner. + * If yes, then it sets up the MAC accordingly. Otherwise, the MAC is + * set to 10 MBit HD. + * + * The function returns 0 if there is no link partner and 1 if there is + * a good link partner. + */ static int nv_update_linkspeed(struct net_device *dev) { struct fe_priv *np = netdev_priv(dev); @@ -1751,13 +1763,11 @@ set_speed: static void nv_linkchange(struct net_device *dev) { if (nv_update_linkspeed(dev)) { - if (netif_carrier_ok(dev)) { - nv_stop_rx(dev); - } else { + if (!netif_carrier_ok(dev)) { netif_carrier_on(dev); printk(KERN_INFO "%s: link up.\n", dev->name); + nv_start_rx(dev); } - nv_start_rx(dev); } else { if (netif_carrier_ok(dev)) { netif_carrier_off(dev); |