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| author | David S. Miller <davem@davemloft.net> | 2008-05-23 00:05:14 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-05-23 00:05:14 -0700 |
| commit | 7bece8155be133cd67c41eed2b31c60a310609de (patch) | |
| tree | 906a62dcf10c1f2e6c1188a2b6e386668fcd9fe3 /drivers/net/tulip/uli526x.c | |
| parent | b9a2f2e450b0f770bb4347ae8d48eb2dea701e24 (diff) | |
| parent | bdefff1f54cb76a19700663f211350de2f65cc91 (diff) | |
| download | linux-7bece8155be133cd67c41eed2b31c60a310609de.tar.bz2 | |
Merge branch 'upstream-davem' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
Diffstat (limited to 'drivers/net/tulip/uli526x.c')
| -rw-r--r-- | drivers/net/tulip/uli526x.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/net/tulip/uli526x.c b/drivers/net/tulip/uli526x.c index 2511ca7a12aa..e9e628621639 100644 --- a/drivers/net/tulip/uli526x.c +++ b/drivers/net/tulip/uli526x.c @@ -225,6 +225,9 @@ static void uli526x_set_filter_mode(struct net_device *); static const struct ethtool_ops netdev_ethtool_ops; static u16 read_srom_word(long, int); static irqreturn_t uli526x_interrupt(int, void *); +#ifdef CONFIG_NET_POLL_CONTROLLER +static void uli526x_poll(struct net_device *dev); +#endif static void uli526x_descriptor_init(struct uli526x_board_info *, unsigned long); static void allocate_rx_buffer(struct uli526x_board_info *); static void update_cr6(u32, unsigned long); @@ -339,6 +342,9 @@ static int __devinit uli526x_init_one (struct pci_dev *pdev, dev->get_stats = &uli526x_get_stats; dev->set_multicast_list = &uli526x_set_filter_mode; dev->ethtool_ops = &netdev_ethtool_ops; +#ifdef CONFIG_NET_POLL_CONTROLLER + dev->poll_controller = &uli526x_poll; +#endif spin_lock_init(&db->lock); @@ -681,8 +687,9 @@ static irqreturn_t uli526x_interrupt(int irq, void *dev_id) db->cr5_data = inl(ioaddr + DCR5); outl(db->cr5_data, ioaddr + DCR5); if ( !(db->cr5_data & 0x180c1) ) { - spin_unlock_irqrestore(&db->lock, flags); + /* Restore CR7 to enable interrupt mask */ outl(db->cr7_data, ioaddr + DCR7); + spin_unlock_irqrestore(&db->lock, flags); return IRQ_HANDLED; } @@ -715,6 +722,13 @@ static irqreturn_t uli526x_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } +#ifdef CONFIG_NET_POLL_CONTROLLER +static void uli526x_poll(struct net_device *dev) +{ + /* ISR grabs the irqsave lock, so this should be safe */ + uli526x_interrupt(dev->irq, dev); +} +#endif /* * Free TX resource after TX complete |