diff options
Diffstat (limited to 'include/linux/io-mapping.h')
| -rw-r--r-- | include/linux/io-mapping.h | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/include/linux/io-mapping.h b/include/linux/io-mapping.h index 25085ddd955..0a6b3d5c490 100644 --- a/include/linux/io-mapping.h +++ b/include/linux/io-mapping.h @@ -22,7 +22,6 @@ #include <linux/slab.h> #include <asm/io.h> #include <asm/page.h> -#include <asm/iomap.h> /* * The io_mapping mechanism provides an abstraction for mapping @@ -33,6 +32,8 @@ #ifdef CONFIG_HAVE_ATOMIC_IOMAP +#include <asm/iomap.h> + struct io_mapping { resource_size_t base; unsigned long size; @@ -79,7 +80,9 @@ io_mapping_free(struct io_mapping *mapping) /* Atomic map/unmap */ static inline void * -io_mapping_map_atomic_wc(struct io_mapping *mapping, unsigned long offset) +io_mapping_map_atomic_wc(struct io_mapping *mapping, + unsigned long offset, + int slot) { resource_size_t phys_addr; unsigned long pfn; @@ -87,13 +90,13 @@ io_mapping_map_atomic_wc(struct io_mapping *mapping, unsigned long offset) BUG_ON(offset >= mapping->size); phys_addr = mapping->base + offset; pfn = (unsigned long) (phys_addr >> PAGE_SHIFT); - return iomap_atomic_prot_pfn(pfn, KM_USER0, mapping->prot); + return iomap_atomic_prot_pfn(pfn, slot, mapping->prot); } static inline void -io_mapping_unmap_atomic(void *vaddr) +io_mapping_unmap_atomic(void *vaddr, int slot) { - iounmap_atomic(vaddr, KM_USER0); + iounmap_atomic(vaddr, slot); } static inline void * @@ -133,13 +136,15 @@ io_mapping_free(struct io_mapping *mapping) /* Atomic map/unmap */ static inline void * -io_mapping_map_atomic_wc(struct io_mapping *mapping, unsigned long offset) +io_mapping_map_atomic_wc(struct io_mapping *mapping, + unsigned long offset, + int slot) { return ((char *) mapping) + offset; } static inline void -io_mapping_unmap_atomic(void *vaddr) +io_mapping_unmap_atomic(void *vaddr, int slot) { } |