diff options
| author | Luck, Tony <tony.luck@intel.com> | 2009-12-14 20:00:36 +0000 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-12-16 02:45:10 +0000 |
| commit | cd7bcf32d42b15891620b3f1387a00178b54291a (patch) | |
| tree | 89c87e8af349c09e8845898f575bdfe100557ec5 /arch | |
| parent | 354bb65e6e0df0aaae0e5b1ea33948d8e0b61418 (diff) | |
| download | linux-cd7bcf32d42b15891620b3f1387a00178b54291a.tar.bz2 | |
implement early_io{re,un}map for ia64
Needed for commit 2c992208 ("intel-iommu: Detect DMAR in hyperspace at
probe time.) to build on IA64.
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/ia64/include/asm/io.h | 2 | ||||
| -rw-r--r-- | arch/ia64/mm/ioremap.c | 11 |
2 files changed, 13 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/io.h b/arch/ia64/include/asm/io.h index 0d9d16e2d949..cc8335eb3110 100644 --- a/arch/ia64/include/asm/io.h +++ b/arch/ia64/include/asm/io.h @@ -424,6 +424,8 @@ __writeq (unsigned long val, volatile void __iomem *addr) extern void __iomem * ioremap(unsigned long offset, unsigned long size); extern void __iomem * ioremap_nocache (unsigned long offset, unsigned long size); extern void iounmap (volatile void __iomem *addr); +extern void __iomem * early_ioremap (unsigned long phys_addr, unsigned long size); +extern void early_iounmap (volatile void __iomem *addr, unsigned long size); /* * String version of IO memory access ops: diff --git a/arch/ia64/mm/ioremap.c b/arch/ia64/mm/ioremap.c index 2a140627dfd6..3dccdd8eb275 100644 --- a/arch/ia64/mm/ioremap.c +++ b/arch/ia64/mm/ioremap.c @@ -22,6 +22,12 @@ __ioremap (unsigned long phys_addr) } void __iomem * +early_ioremap (unsigned long phys_addr, unsigned long size) +{ + return __ioremap(phys_addr); +} + +void __iomem * ioremap (unsigned long phys_addr, unsigned long size) { void __iomem *addr; @@ -102,6 +108,11 @@ ioremap_nocache (unsigned long phys_addr, unsigned long size) EXPORT_SYMBOL(ioremap_nocache); void +early_iounmap (volatile void __iomem *addr, unsigned long size) +{ +} + +void iounmap (volatile void __iomem *addr) { if (REGION_NUMBER(addr) == RGN_GATE) |