diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-07-09 21:34:25 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-07-09 21:34:25 +0100 |
| commit | f974a8ec96571535ee07880a023bcce0e3f2c76b (patch) | |
| tree | 5cf09207b1ad292a55275cd0b24999fa29b9dfe8 /drivers/net/forcedeth.c | |
| parent | c0b8556f2f8146bd38324b14b1ce00f249ba8ed9 (diff) | |
| parent | 4ed47896935573c8423d05bddda3f269d6e6c613 (diff) | |
| download | linux-f974a8ec96571535ee07880a023bcce0e3f2c76b.tar.gz linux-f974a8ec96571535ee07880a023bcce0e3f2c76b.tar.bz2 linux-f974a8ec96571535ee07880a023bcce0e3f2c76b.zip | |
Merge branch 'machtypes' into pxa-palm
Diffstat (limited to 'drivers/net/forcedeth.c')
| -rw-r--r-- | drivers/net/forcedeth.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 35f66d4a4595..2cb244763292 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -3273,6 +3273,20 @@ static void nv_link_irq(struct net_device *dev) dprintk(KERN_DEBUG "%s: link change notification done.\n", dev->name); } +static void nv_msi_workaround(struct fe_priv *np) +{ + + /* Need to toggle the msi irq mask within the ethernet device, + * otherwise, future interrupts will not be detected. + */ + if (np->msi_flags & NV_MSI_ENABLED) { + u8 __iomem *base = np->base; + + writel(0, base + NvRegMSIIrqMask); + writel(NVREG_MSI_VECTOR_0_ENABLED, base + NvRegMSIIrqMask); + } +} + static irqreturn_t nv_nic_irq(int foo, void *data) { struct net_device *dev = (struct net_device *) data; @@ -3295,6 +3309,8 @@ static irqreturn_t nv_nic_irq(int foo, void *data) if (!(events & np->irqmask)) break; + nv_msi_workaround(np); + spin_lock(&np->lock); nv_tx_done(dev); spin_unlock(&np->lock); @@ -3410,6 +3426,8 @@ static irqreturn_t nv_nic_irq_optimized(int foo, void *data) if (!(events & np->irqmask)) break; + nv_msi_workaround(np); + spin_lock(&np->lock); nv_tx_done_optimized(dev, TX_WORK_PER_LOOP); spin_unlock(&np->lock); @@ -3750,6 +3768,8 @@ static irqreturn_t nv_nic_irq_test(int foo, void *data) if (!(events & NVREG_IRQ_TIMER)) return IRQ_RETVAL(0); + nv_msi_workaround(np); + spin_lock(&np->lock); np->intr_test = 1; spin_unlock(&np->lock); @@ -5823,6 +5843,7 @@ static int nv_resume(struct pci_dev *pdev) writel(txreg, base + NvRegTransmitPoll); rc = nv_open(dev); + nv_set_multicast(dev); out: return rc; } |