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iommu: parisc: pass struct device to iommu_alloc_range

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This adds struct device argument to sba_alloc_range and ccio_alloc_range, a
preparation for modifications to fix the IOMMU segment boundary problem.  This
change enables ccio_alloc_range to access to LLD's segment boundary limits.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Kyle McMartin <kyle@parisc-linux.org>
Cc: Matthew Wilcox <matthew@wil.cx>
Cc: Grant Grundler <grundler@parisc-linux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
FUJITA Tomonori
2008-03-04 14:29:28 -08:00
committed by Linus Torvalds
parent 3715863aa1
commit 7c8cda625a
3 changed files with 7 additions and 7 deletions
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6
drivers/parisc/iommu-helpers.h
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@ -96,8 +96,8 @@ iommu_fill_pdir(struct ioc *ioc, struct scatterlist *startsg, int nents,
static inline unsigned int
iommu_coalesce_chunks(struct ioc *ioc, struct device *dev,
struct scatterlist *startsg, int nents,
int (*iommu_alloc_range)(struct ioc *, size_t))
struct scatterlist *startsg, int nents,
int (*iommu_alloc_range)(struct ioc *, struct device *, size_t))
{
struct scatterlist *contig_sg; /* contig chunk head */
unsigned long dma_offset, dma_len; /* start/len of DMA stream */
@ -166,7 +166,7 @@ iommu_coalesce_chunks(struct ioc *ioc, struct device *dev,
dma_len = ALIGN(dma_len + dma_offset, IOVP_SIZE);
sg_dma_address(contig_sg) =
PIDE_FLAG
| (iommu_alloc_range(ioc, dma_len) << IOVP_SHIFT)
| (iommu_alloc_range(ioc, dev, dma_len) << IOVP_SHIFT)
| dma_offset;
n_mappings++;
}