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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-02 18:47:01 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-02 18:47:01 -0500
commit2d44947a56f7a567f2e9250dc458a6288d774f9c (patch)
tree9156958b53ef544b314c9af708f43a6e425dfc72 /include/linux/io-mapping.h
parent359aa09be9b2b343e01306cb4a6f29d7159d7498 (diff)
parent5ce04e3de8c36ba37c56e94e3c4dc7973c7f546c (diff)
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: fix warning in io_mapping_map_wc() x86: i915 needs pgprot_writecombine() and is_io_mapping_possible()
Diffstat (limited to 'include/linux/io-mapping.h')
-rw-r--r--include/linux/io-mapping.h5
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)
91static inline void * 91static inline void *
92io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset) 92io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset)
93{ 93{
94 resource_size_t phys_addr;
95
94 BUG_ON(offset >= mapping->size); 96 BUG_ON(offset >= mapping->size);
95 resource_size_t phys_addr = mapping->base + offset; 97 phys_addr = mapping->base + offset;
98
96 return ioremap_wc(phys_addr, PAGE_SIZE); 99 return ioremap_wc(phys_addr, PAGE_SIZE);
97} 100}
98 101