diff options
| author | Matthias Brugger <mbrugger@iseebcn.com> | 2012-06-22 01:10:15 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-06-23 00:06:51 (GMT) |
| commit | 8e27628ecf883b9e5825103e40e6f86bf8225f1a (patch) | |
| tree | 84336215754a596d28430fb100052c886f508c9c | |
| parent | bb1dfefdc62fa68107c4c9f1374cb856743a9434 (diff) | |
| download | linux-fsl-qoriq-8e27628ecf883b9e5825103e40e6f86bf8225f1a.tar.xz | |
smsc911x.c: encapsulate enable irq calls
We encapsulate enbale irq functionality in a function call.
As on probe the interrupts will be disabled twice, we delete
one.
Signed-off-by: Matthias Brugger <mbrugger@iseebcn.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/smsc/smsc911x.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index 1466e5d..54ca99d 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -1442,6 +1442,14 @@ smsc911x_set_hw_mac_address(struct smsc911x_data *pdata, u8 dev_addr[6]) smsc911x_mac_write(pdata, ADDRL, mac_low32); } +static void smsc911x_disable_irq_chip(struct net_device *dev) +{ + struct smsc911x_data *pdata = netdev_priv(dev); + + smsc911x_reg_write(pdata, INT_EN, 0); + smsc911x_reg_write(pdata, INT_STS, 0xFFFFFFFF); +} + static int smsc911x_open(struct net_device *dev) { struct smsc911x_data *pdata = netdev_priv(dev); @@ -1494,8 +1502,7 @@ static int smsc911x_open(struct net_device *dev) spin_unlock_irq(&pdata->mac_lock); /* Initialise irqs, but leave all sources disabled */ - smsc911x_reg_write(pdata, INT_EN, 0); - smsc911x_reg_write(pdata, INT_STS, 0xFFFFFFFF); + smsc911x_disable_irq_chip(dev); /* Set interrupt deassertion to 100uS */ intcfg = ((10 << 24) | INT_CFG_IRQ_EN_); @@ -2215,9 +2222,6 @@ static int __devinit smsc911x_init(struct net_device *dev) if (smsc911x_soft_reset(pdata)) return -ENODEV; - /* Disable all interrupt sources until we bring the device up */ - smsc911x_reg_write(pdata, INT_EN, 0); - ether_setup(dev); dev->flags |= IFF_MULTICAST; netif_napi_add(dev, &pdata->napi, smsc911x_poll, SMSC_NAPI_WEIGHT); @@ -2434,8 +2438,7 @@ static int __devinit smsc911x_drv_probe(struct platform_device *pdev) smsc911x_reg_write(pdata, INT_CFG, intcfg); /* Ensure interrupts are globally disabled before connecting ISR */ - smsc911x_reg_write(pdata, INT_EN, 0); - smsc911x_reg_write(pdata, INT_STS, 0xFFFFFFFF); + smsc911x_disable_irq_chip(dev); retval = request_irq(dev->irq, smsc911x_irqhandler, irq_flags | IRQF_SHARED, dev->name, dev); |