diff options
| author | Dale Farnsworth <dale@farnsworth.org> | 2007-03-07 22:21:23 -0700 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-03-09 11:51:32 -0500 |
| commit | 85cf572cd5a1b63d5efd5bd538201bd56cd5ad24 (patch) | |
| tree | 56953963ca8fac9b10e985ca94e2355ce823e8eb | |
| parent | 276e26c3160602efea1d0acc9fe7b45bb4c2c8e1 (diff) | |
mv643xx: Clear pending interrupts before calling request_irq
Signed-off-by: Dale Farnsworth <dale@farnsworth.org>
Acked-by: Giridhar Pemmasani <pgiri@yahoo.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
| -rw-r--r-- | drivers/net/mv643xx_eth.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index 9ba21e0f27c..1ee27c360a4 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -787,6 +787,12 @@ static int mv643xx_eth_open(struct net_device *dev) unsigned int size; int err; + /* Clear any pending ethernet port interrupts */ + mv_write(MV643XX_ETH_INTERRUPT_CAUSE_REG(port_num), 0); + mv_write(MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port_num), 0); + /* wait for previous write to complete */ + mv_read (MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port_num)); + err = request_irq(dev->irq, mv643xx_eth_int_handler, IRQF_SHARED | IRQF_SAMPLE_RANDOM, dev->name, dev); if (err) { @@ -875,10 +881,6 @@ static int mv643xx_eth_open(struct net_device *dev) mv643xx_eth_rx_refill_descs(dev); /* Fill RX ring with skb's */ - /* Clear any pending ethernet port interrupts */ - mv_write(MV643XX_ETH_INTERRUPT_CAUSE_REG(port_num), 0); - mv_write(MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port_num), 0); - eth_port_start(dev); /* Interrupt Coalescing */ |