diff options
Diffstat (limited to 'drivers/net/ethernet/smsc/epic100.c')
| -rw-r--r-- | drivers/net/ethernet/smsc/epic100.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/ethernet/smsc/epic100.c b/drivers/net/ethernet/smsc/epic100.c index be47d864f8b9..61ddee0c2a2e 100644 --- a/drivers/net/ethernet/smsc/epic100.c +++ b/drivers/net/ethernet/smsc/epic100.c @@ -280,6 +280,7 @@ struct epic_private { signed char phys[4]; /* MII device addresses. */ u16 advertising; /* NWay media advertisement */ int mii_phy_cnt; + u32 ethtool_ops_nesting; struct mii_if_info mii; unsigned int tx_full:1; /* The Tx queue is full. */ unsigned int default_port:4; /* Last dev->if_port value. */ @@ -291,7 +292,7 @@ static int mdio_read(struct net_device *dev, int phy_id, int location); static void mdio_write(struct net_device *dev, int phy_id, int loc, int val); static void epic_restart(struct net_device *dev); static void epic_timer(struct timer_list *t); -static void epic_tx_timeout(struct net_device *dev); +static void epic_tx_timeout(struct net_device *dev, unsigned int txqueue); static void epic_init_ring(struct net_device *dev); static netdev_tx_t epic_start_xmit(struct sk_buff *skb, struct net_device *dev); @@ -861,7 +862,7 @@ static void epic_timer(struct timer_list *t) add_timer(&ep->timer); } -static void epic_tx_timeout(struct net_device *dev) +static void epic_tx_timeout(struct net_device *dev, unsigned int txqueue) { struct epic_private *ep = netdev_priv(dev); void __iomem *ioaddr = ep->ioaddr; @@ -1435,8 +1436,10 @@ static int ethtool_begin(struct net_device *dev) struct epic_private *ep = netdev_priv(dev); void __iomem *ioaddr = ep->ioaddr; + if (ep->ethtool_ops_nesting == U32_MAX) + return -EBUSY; /* power-up, if interface is down */ - if (!netif_running(dev)) { + if (!ep->ethtool_ops_nesting++ && !netif_running(dev)) { ew32(GENCTL, 0x0200); ew32(NVCTL, (er32(NVCTL) & ~0x003c) | 0x4800); } @@ -1449,7 +1452,7 @@ static void ethtool_complete(struct net_device *dev) void __iomem *ioaddr = ep->ioaddr; /* power-down, if interface is down */ - if (!netif_running(dev)) { + if (!--ep->ethtool_ops_nesting && !netif_running(dev)) { ew32(GENCTL, 0x0008); ew32(NVCTL, (er32(NVCTL) & ~0x483c) | 0x0000); } |