diff options
Diffstat (limited to 'arch/powerpc/kernel/iommu.c')
| -rw-r--r-- | arch/powerpc/kernel/iommu.c | 29 |
1 files changed, 17 insertions, 12 deletions
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index 0c663669bc3..2385f68c175 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -186,7 +186,8 @@ static unsigned long iommu_range_alloc(struct device *dev, static dma_addr_t iommu_alloc(struct device *dev, struct iommu_table *tbl, void *page, unsigned int npages, enum dma_data_direction direction, - unsigned long mask, unsigned int align_order) + unsigned long mask, unsigned int align_order, + struct dma_attrs *attrs) { unsigned long entry, flags; dma_addr_t ret = DMA_ERROR_CODE; @@ -205,7 +206,7 @@ static dma_addr_t iommu_alloc(struct device *dev, struct iommu_table *tbl, /* Put the TCEs in the HW table */ ppc_md.tce_build(tbl, entry, npages, (unsigned long)page & IOMMU_PAGE_MASK, - direction); + direction, attrs); /* Flush/invalidate TLB caches if necessary */ @@ -267,11 +268,11 @@ static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr, spin_unlock_irqrestore(&(tbl->it_lock), flags); } -int iommu_map_sg(struct device *dev, struct scatterlist *sglist, - int nelems, unsigned long mask, - enum dma_data_direction direction) +int iommu_map_sg(struct device *dev, struct iommu_table *tbl, + struct scatterlist *sglist, int nelems, + unsigned long mask, enum dma_data_direction direction, + struct dma_attrs *attrs) { - struct iommu_table *tbl = dev->archdata.dma_data; dma_addr_t dma_next = 0, dma_addr; unsigned long flags; struct scatterlist *s, *outs, *segstart; @@ -336,7 +337,8 @@ int iommu_map_sg(struct device *dev, struct scatterlist *sglist, npages, entry, dma_addr); /* Insert into HW table */ - ppc_md.tce_build(tbl, entry, npages, vaddr & IOMMU_PAGE_MASK, direction); + ppc_md.tce_build(tbl, entry, npages, vaddr & IOMMU_PAGE_MASK, + direction, attrs); /* If we are in an open segment, try merging */ if (segstart != s) { @@ -412,7 +414,8 @@ int iommu_map_sg(struct device *dev, struct scatterlist *sglist, void iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist, - int nelems, enum dma_data_direction direction) + int nelems, enum dma_data_direction direction, + struct dma_attrs *attrs) { struct scatterlist *sg; unsigned long flags; @@ -554,7 +557,7 @@ void iommu_free_table(struct iommu_table *tbl, const char *node_name) */ dma_addr_t iommu_map_single(struct device *dev, struct iommu_table *tbl, void *vaddr, size_t size, unsigned long mask, - enum dma_data_direction direction) + enum dma_data_direction direction, struct dma_attrs *attrs) { dma_addr_t dma_handle = DMA_ERROR_CODE; unsigned long uaddr; @@ -572,7 +575,8 @@ dma_addr_t iommu_map_single(struct device *dev, struct iommu_table *tbl, align = PAGE_SHIFT - IOMMU_PAGE_SHIFT; dma_handle = iommu_alloc(dev, tbl, vaddr, npages, direction, - mask >> IOMMU_PAGE_SHIFT, align); + mask >> IOMMU_PAGE_SHIFT, align, + attrs); if (dma_handle == DMA_ERROR_CODE) { if (printk_ratelimit()) { printk(KERN_INFO "iommu_alloc failed, " @@ -587,7 +591,8 @@ dma_addr_t iommu_map_single(struct device *dev, struct iommu_table *tbl, } void iommu_unmap_single(struct iommu_table *tbl, dma_addr_t dma_handle, - size_t size, enum dma_data_direction direction) + size_t size, enum dma_data_direction direction, + struct dma_attrs *attrs) { unsigned int npages; @@ -640,7 +645,7 @@ void *iommu_alloc_coherent(struct device *dev, struct iommu_table *tbl, nio_pages = size >> IOMMU_PAGE_SHIFT; io_order = get_iommu_order(size); mapping = iommu_alloc(dev, tbl, ret, nio_pages, DMA_BIDIRECTIONAL, - mask >> IOMMU_PAGE_SHIFT, io_order); + mask >> IOMMU_PAGE_SHIFT, io_order, NULL); if (mapping == DMA_ERROR_CODE) { free_pages((unsigned long)ret, order); return NULL; |