diff options
| author | Pallipadi, Venkatesh <venkatesh.pallipadi@intel.com> | 2009-03-01 17:53:27 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-02 09:43:32 +0100 |
| commit | 5ce04e3de8c36ba37c56e94e3c4dc7973c7f546c (patch) | |
| tree | 3a87dd2eeb07fe9fc5eaa10479a14cfbe9d07008 /include | |
| parent | x86: i915 needs pgprot_writecombine() and is_io_mapping_possible() (diff) | |
| download | linux-5ce04e3de8c36ba37c56e94e3c4dc7973c7f546c.tar.xz linux-5ce04e3de8c36ba37c56e94e3c4dc7973c7f546c.zip | |
fix warning in io_mapping_map_wc()
Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/io-mapping.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/io-mapping.h b/include/linux/io-mapping.h index cbc2f0cd631b..0adb0f91568c 100644 --- a/include/linux/io-mapping.h +++ b/include/linux/io-mapping.h @@ -91,8 +91,11 @@ io_mapping_unmap_atomic(void *vaddr) static inline void * io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset) { + resource_size_t phys_addr; + BUG_ON(offset >= mapping->size); - resource_size_t phys_addr = mapping->base + offset; + phys_addr = mapping->base + offset; + return ioremap_wc(phys_addr, PAGE_SIZE); } |