diff options
Diffstat (limited to 'arch/sparc64/kernel/iommu_common.h')
| -rw-r--r-- | arch/sparc64/kernel/iommu_common.h | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/arch/sparc64/kernel/iommu_common.h b/arch/sparc64/kernel/iommu_common.h index 53b19c8231a9..591f5879039c 100644 --- a/arch/sparc64/kernel/iommu_common.h +++ b/arch/sparc64/kernel/iommu_common.h @@ -35,17 +35,6 @@ #define SG_ENT_PHYS_ADDRESS(SG) (__pa(sg_virt((SG)))) -static inline unsigned long iommu_num_pages(unsigned long vaddr, - unsigned long slen) -{ - unsigned long npages; - - npages = IO_PAGE_ALIGN(vaddr + slen) - (vaddr & IO_PAGE_MASK); - npages >>= IO_PAGE_SHIFT; - - return npages; -} - static inline int is_span_boundary(unsigned long entry, unsigned long shift, unsigned long boundary_size, @@ -53,7 +42,8 @@ static inline int is_span_boundary(unsigned long entry, struct scatterlist *sg) { unsigned long paddr = SG_ENT_PHYS_ADDRESS(outs); - int nr = iommu_num_pages(paddr, outs->dma_length + sg->length); + int nr = iommu_num_pages(paddr, outs->dma_length + sg->length, + IO_PAGE_SIZE); return iommu_is_span_boundary(entry, nr, shift, boundary_size); } |