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authorJoerg Roedel <joerg.roedel@amd.com>2008-10-15 22:02:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-16 11:21:33 -0700
commit0fcff28f47194445f37264d750dbb13d3d894d0b (patch)
treea8342a657466032a9afc83fc53bb90eb24330a7f /arch/sparc64/kernel/iommu.c
parentalpha: use iommu_num_pages function in IOMMU code (diff)
downloadlinux-dev-0fcff28f47194445f37264d750dbb13d3d894d0b.tar.xz
linux-dev-0fcff28f47194445f37264d750dbb13d3d894d0b.zip
sparc64: use iommu_num_pages function in IOMMU code
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Acked-by: David S. Miller <davem@davemloft.net> Cc: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: Muli Ben-Yehuda <muli@il.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/sparc64/kernel/iommu.c')
-rw-r--r--arch/sparc64/kernel/iommu.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/sparc64/kernel/iommu.c b/arch/sparc64/kernel/iommu.c
index f73b238cd2d4..1cc1995531e2 100644
--- a/arch/sparc64/kernel/iommu.c
+++ b/arch/sparc64/kernel/iommu.c
@@ -575,7 +575,7 @@ static int dma_4u_map_sg(struct device *dev, struct scatterlist *sglist,
}
/* Allocate iommu entries for that segment */
paddr = (unsigned long) SG_ENT_PHYS_ADDRESS(s);
- npages = iommu_nr_pages(paddr, slen);
+ npages = iommu_num_pages(paddr, slen, IO_PAGE_SIZE);
entry = iommu_range_alloc(dev, iommu, npages, &handle);
/* Handle failure */
@@ -647,7 +647,8 @@ iommu_map_failed:
iopte_t *base;
vaddr = s->dma_address & IO_PAGE_MASK;
- npages = iommu_nr_pages(s->dma_address, s->dma_length);
+ npages = iommu_num_pages(s->dma_address, s->dma_length,
+ IO_PAGE_SIZE);
iommu_range_free(iommu, vaddr, npages);
entry = (vaddr - iommu->page_table_map_base)
@@ -715,7 +716,7 @@ static void dma_4u_unmap_sg(struct device *dev, struct scatterlist *sglist,
if (!len)
break;
- npages = iommu_nr_pages(dma_handle, len);
+ npages = iommu_num_pages(dma_handle, len, IO_PAGE_SIZE);
iommu_range_free(iommu, dma_handle, npages);
entry = ((dma_handle - iommu->page_table_map_base)