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authorDavid S. Miller <davem@davemloft.net>2009-03-20 02:27:41 -0700
committerDavid S. Miller <davem@davemloft.net>2009-03-20 02:27:41 -0700
commit2b1c4354de72ced917d2f3fe88117613f992234b (patch)
tree3e7643cad45d94e3c331366418532043bd4fa5a9 /drivers/net/sh_eth.c
parent5e140dfc1fe87eae27846f193086724806b33c7d (diff)
parent170ebf85160dd128e1c4206cc197cce7d1424705 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/virtio_net.c
Diffstat (limited to 'drivers/net/sh_eth.c')
-rw-r--r--drivers/net/sh_eth.c20
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index 7f8e514eb5e..7b1882765a0 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -687,6 +687,7 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev)
{
struct net_device *ndev = netdev;
struct sh_eth_private *mdp = netdev_priv(ndev);
+ irqreturn_t ret = IRQ_NONE;
u32 ioaddr, boguscnt = RX_RING_SIZE;
u32 intr_status = 0;
@@ -696,7 +697,13 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev)
/* Get interrpt stat */
intr_status = ctrl_inl(ioaddr + EESR);
/* Clear interrupt */
- ctrl_outl(intr_status, ioaddr + EESR);
+ if (intr_status & (EESR_FRC | EESR_RMAF | EESR_RRF |
+ EESR_RTLF | EESR_RTSF | EESR_PRE | EESR_CERF |
+ TX_CHECK | EESR_ERR_CHECK)) {
+ ctrl_outl(intr_status, ioaddr + EESR);
+ ret = IRQ_HANDLED;
+ } else
+ goto other_irq;
if (intr_status & (EESR_FRC | /* Frame recv*/
EESR_RMAF | /* Multi cast address recv*/
@@ -723,9 +730,10 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev)
ndev->name, intr_status);
}
+other_irq:
spin_unlock(&mdp->lock);
- return IRQ_HANDLED;
+ return ret;
}
static void sh_eth_timer(unsigned long data)
@@ -844,7 +852,13 @@ static int sh_eth_open(struct net_device *ndev)
int ret = 0;
struct sh_eth_private *mdp = netdev_priv(ndev);
- ret = request_irq(ndev->irq, &sh_eth_interrupt, 0, ndev->name, ndev);
+ ret = request_irq(ndev->irq, &sh_eth_interrupt,
+#if defined(CONFIG_CPU_SUBTYPE_SH7763) || defined(CONFIG_CPU_SUBTYPE_SH7764)
+ IRQF_SHARED,
+#else
+ 0,
+#endif
+ ndev->name, ndev);
if (ret) {
printk(KERN_ERR "Can not assign IRQ number to %s\n", CARDNAME);
return ret;