diff options
| author | Jens Axboe <jens.axboe@oracle.com> | 2007-05-14 15:44:38 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2007-10-16 11:27:32 +0200 |
| commit | 0912a5db0ea45d8aef3ee99a882e093285e32c3c (patch) | |
| tree | eef222f8bce729c7bf0fa988e0c77918032f55a3 /arch/sparc/mm/iommu.c | |
| parent | 78bdc3106a877cfa50439fa66b52acbc4e7868df (diff) | |
SPARC: sg chaining support
This updates the sparc iommu/pci dma mappers to sg chaining.
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'arch/sparc/mm/iommu.c')
| -rw-r--r-- | arch/sparc/mm/iommu.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c index 52e907af9d29..283656d9f6ea 100644 --- a/arch/sparc/mm/iommu.c +++ b/arch/sparc/mm/iommu.c @@ -12,8 +12,8 @@ #include <linux/mm.h> #include <linux/slab.h> #include <linux/highmem.h> /* pte_offset_map => kmap_atomic */ +#include <linux/scatterlist.h> -#include <asm/scatterlist.h> #include <asm/pgalloc.h> #include <asm/pgtable.h> #include <asm/sbus.h> @@ -240,7 +240,7 @@ static void iommu_get_scsi_sgl_noflush(struct scatterlist *sg, int sz, struct sb n = (sg->length + sg->offset + PAGE_SIZE-1) >> PAGE_SHIFT; sg->dvma_address = iommu_get_one(sg->page, n, sbus) + sg->offset; sg->dvma_length = (__u32) sg->length; - sg++; + sg = sg_next(sg); } } @@ -254,7 +254,7 @@ static void iommu_get_scsi_sgl_gflush(struct scatterlist *sg, int sz, struct sbu n = (sg->length + sg->offset + PAGE_SIZE-1) >> PAGE_SHIFT; sg->dvma_address = iommu_get_one(sg->page, n, sbus) + sg->offset; sg->dvma_length = (__u32) sg->length; - sg++; + sg = sg_next(sg); } } @@ -285,7 +285,7 @@ static void iommu_get_scsi_sgl_pflush(struct scatterlist *sg, int sz, struct sbu sg->dvma_address = iommu_get_one(sg->page, n, sbus) + sg->offset; sg->dvma_length = (__u32) sg->length; - sg++; + sg = sg_next(sg); } } @@ -325,7 +325,7 @@ static void iommu_release_scsi_sgl(struct scatterlist *sg, int sz, struct sbus_b n = (sg->length + sg->offset + PAGE_SIZE-1) >> PAGE_SHIFT; iommu_release_one(sg->dvma_address & PAGE_MASK, n, sbus); sg->dvma_address = 0x21212121; - sg++; + sg = sg_next(sg); } } |