diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/forcedeth.c | 47 |
1 files changed, 23 insertions, 24 deletions
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index a4f2f146ae68..37cd23fb9e44 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -759,6 +759,7 @@ struct fe_priv { dma_addr_t ring_addr; struct pci_dev *pci_dev; u32 orig_mac[2]; + u32 events; u32 irqmask; u32 desc_ver; u32 txrxctl_bits; @@ -3417,21 +3418,20 @@ static irqreturn_t nv_nic_irq(int foo, void *data) struct net_device *dev = (struct net_device *) data; struct fe_priv *np = netdev_priv(dev); u8 __iomem *base = get_hwbase(dev); - u32 events; int i; dprintk(KERN_DEBUG "%s: nv_nic_irq\n", dev->name); for (i=0; ; i++) { if (!(np->msi_flags & NV_MSI_X_ENABLED)) { - events = readl(base + NvRegIrqStatus) & NVREG_IRQSTAT_MASK; + np->events = readl(base + NvRegIrqStatus) & NVREG_IRQSTAT_MASK; writel(NVREG_IRQSTAT_MASK, base + NvRegIrqStatus); } else { - events = readl(base + NvRegMSIXIrqStatus) & NVREG_IRQSTAT_MASK; + np->events = readl(base + NvRegMSIXIrqStatus) & NVREG_IRQSTAT_MASK; writel(NVREG_IRQSTAT_MASK, base + NvRegMSIXIrqStatus); } - dprintk(KERN_DEBUG "%s: irq: %08x\n", dev->name, events); - if (!(events & np->irqmask)) + dprintk(KERN_DEBUG "%s: irq: %08x\n", dev->name, np->events); + if (!(np->events & np->irqmask)) break; nv_msi_workaround(np); @@ -3441,7 +3441,7 @@ static irqreturn_t nv_nic_irq(int foo, void *data) spin_unlock(&np->lock); #ifdef CONFIG_FORCEDETH_NAPI - if (events & NVREG_IRQ_RX_ALL) { + if (np->events & NVREG_IRQ_RX_ALL) { spin_lock(&np->lock); napi_schedule(&np->napi); @@ -3464,7 +3464,7 @@ static irqreturn_t nv_nic_irq(int foo, void *data) } } #endif - if (unlikely(events & NVREG_IRQ_LINK)) { + if (unlikely(np->events & NVREG_IRQ_LINK)) { spin_lock(&np->lock); nv_link_irq(dev); spin_unlock(&np->lock); @@ -3475,15 +3475,15 @@ static irqreturn_t nv_nic_irq(int foo, void *data) spin_unlock(&np->lock); np->link_timeout = jiffies + LINK_TIMEOUT; } - if (unlikely(events & (NVREG_IRQ_TX_ERR))) { + if (unlikely(np->events & (NVREG_IRQ_TX_ERR))) { dprintk(KERN_DEBUG "%s: received irq with events 0x%x. Probably TX fail.\n", - dev->name, events); + dev->name, np->events); } - if (unlikely(events & (NVREG_IRQ_UNKNOWN))) { + if (unlikely(np->events & (NVREG_IRQ_UNKNOWN))) { printk(KERN_DEBUG "%s: received irq with unknown events 0x%x. Please report\n", - dev->name, events); + dev->name, np->events); } - if (unlikely(events & NVREG_IRQ_RECOVER_ERROR)) { + if (unlikely(np->events & NVREG_IRQ_RECOVER_ERROR)) { spin_lock(&np->lock); /* disable interrupts on the nic */ if (!(np->msi_flags & NV_MSI_X_ENABLED)) @@ -3534,21 +3534,20 @@ static irqreturn_t nv_nic_irq_optimized(int foo, void *data) struct net_device *dev = (struct net_device *) data; struct fe_priv *np = netdev_priv(dev); u8 __iomem *base = get_hwbase(dev); - u32 events; int i; dprintk(KERN_DEBUG "%s: nv_nic_irq_optimized\n", dev->name); for (i=0; ; i++) { if (!(np->msi_flags & NV_MSI_X_ENABLED)) { - events = readl(base + NvRegIrqStatus) & NVREG_IRQSTAT_MASK; + np->events = readl(base + NvRegIrqStatus) & NVREG_IRQSTAT_MASK; writel(NVREG_IRQSTAT_MASK, base + NvRegIrqStatus); } else { - events = readl(base + NvRegMSIXIrqStatus) & NVREG_IRQSTAT_MASK; + np->events = readl(base + NvRegMSIXIrqStatus) & NVREG_IRQSTAT_MASK; writel(NVREG_IRQSTAT_MASK, base + NvRegMSIXIrqStatus); } - dprintk(KERN_DEBUG "%s: irq: %08x\n", dev->name, events); - if (!(events & np->irqmask)) + dprintk(KERN_DEBUG "%s: irq: %08x\n", dev->name, np->events); + if (!(np->events & np->irqmask)) break; nv_msi_workaround(np); @@ -3558,7 +3557,7 @@ static irqreturn_t nv_nic_irq_optimized(int foo, void *data) spin_unlock(&np->lock); #ifdef CONFIG_FORCEDETH_NAPI - if (events & NVREG_IRQ_RX_ALL) { + if (np->events & NVREG_IRQ_RX_ALL) { spin_lock(&np->lock); napi_schedule(&np->napi); @@ -3581,7 +3580,7 @@ static irqreturn_t nv_nic_irq_optimized(int foo, void *data) } } #endif - if (unlikely(events & NVREG_IRQ_LINK)) { + if (unlikely(np->events & NVREG_IRQ_LINK)) { spin_lock(&np->lock); nv_link_irq(dev); spin_unlock(&np->lock); @@ -3592,15 +3591,15 @@ static irqreturn_t nv_nic_irq_optimized(int foo, void *data) spin_unlock(&np->lock); np->link_timeout = jiffies + LINK_TIMEOUT; } - if (unlikely(events & (NVREG_IRQ_TX_ERR))) { + if (unlikely(np->events & (NVREG_IRQ_TX_ERR))) { dprintk(KERN_DEBUG "%s: received irq with events 0x%x. Probably TX fail.\n", - dev->name, events); + dev->name, np->events); } - if (unlikely(events & (NVREG_IRQ_UNKNOWN))) { + if (unlikely(np->events & (NVREG_IRQ_UNKNOWN))) { printk(KERN_DEBUG "%s: received irq with unknown events 0x%x. Please report\n", - dev->name, events); + dev->name, np->events); } - if (unlikely(events & NVREG_IRQ_RECOVER_ERROR)) { + if (unlikely(np->events & NVREG_IRQ_RECOVER_ERROR)) { spin_lock(&np->lock); /* disable interrupts on the nic */ if (!(np->msi_flags & NV_MSI_X_ENABLED)) |