diff options
| author | Olof Johansson <olof@lixom.net> | 2006-04-12 21:05:59 -0500 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-04-21 22:28:55 +1000 |
| commit | 7daa411b810d7eadfaabe3765ec5f827893dbb30 (patch) | |
| tree | c7cef2c78faa74928fb32942d9e9aaf262fe98ab /include/asm-powerpc | |
| parent | f4ffaa452e71495a06376f12f772342bc57051fc (diff) | |
[PATCH] powerpc: IOMMU support for honoring dma_mask
Some devices don't support full 32-bit DMA address space, which we currently
assume. Add the required mask-passing to the IOMMU allocators.
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc')
| -rw-r--r-- | include/asm-powerpc/iommu.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/asm-powerpc/iommu.h b/include/asm-powerpc/iommu.h index d5677cbec20..18ca29e9105 100644 --- a/include/asm-powerpc/iommu.h +++ b/include/asm-powerpc/iommu.h @@ -70,17 +70,18 @@ extern void iommu_free_table(struct device_node *dn); extern struct iommu_table *iommu_init_table(struct iommu_table * tbl); extern int iommu_map_sg(struct device *dev, struct iommu_table *tbl, - struct scatterlist *sglist, int nelems, + struct scatterlist *sglist, int nelems, unsigned long mask, enum dma_data_direction direction); extern void iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist, int nelems, enum dma_data_direction direction); extern void *iommu_alloc_coherent(struct iommu_table *tbl, size_t size, - dma_addr_t *dma_handle, gfp_t flag); + dma_addr_t *dma_handle, unsigned long mask, gfp_t flag); extern void iommu_free_coherent(struct iommu_table *tbl, size_t size, void *vaddr, dma_addr_t dma_handle); extern dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr, - size_t size, enum dma_data_direction direction); + size_t size, unsigned long mask, + enum dma_data_direction direction); extern void iommu_unmap_single(struct iommu_table *tbl, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction); |