diff options
Diffstat (limited to 'drivers/edac/i3200_edac.c')
| -rw-r--r-- | drivers/edac/i3200_edac.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/edac/i3200_edac.c b/drivers/edac/i3200_edac.c index d41f9002da45..aa08497a075a 100644 --- a/drivers/edac/i3200_edac.c +++ b/drivers/edac/i3200_edac.c @@ -101,6 +101,19 @@ struct i3200_priv { static int nr_channels; +#ifndef readq +static inline __u64 readq(const volatile void __iomem *addr) +{ + const volatile u32 __iomem *p = addr; + u32 low, high; + + low = readl(p); + high = readl(p + 1); + + return low + ((u64)high << 32); +} +#endif + static int how_many_channels(struct pci_dev *pdev) { unsigned char capid0_8b; /* 8th byte of CAPID0 */ |