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[SCSI] ipr: add writeq definition if needed 

Compiling the driver will fail on 32 bit powerpc and other
architectures where writeq is not defined.  This patch adds a
definition for writeq.

Signed-off-by: Wayne Boyer <wayneb@linux.vnet.ibm.com>
Acked-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Wayne Boyer 2010-06-09 08:24:55 -07:00 committed by James Bottomley
parent fa95d206e4
commit c5f1018796
1 changed files with 8 additions and 0 deletions
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8
drivers/scsi/ipr.h
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@ -1860,4 +1860,12 @@ static inline int ipr_sdt_is_fmt2(u32 sdt_word)
return 0;
}
#ifndef writeq
static inline void writeq(u64 val, void __iomem *addr)
{
writel(((u32) (val >> 32)), addr);
writel(((u32) (val)), (addr + 4));
}
#endif
#endif /* _IPR_H */