return tbl;
}
-static void calgary_unmap_sg(struct device *dev,
- struct scatterlist *sglist, int nelems, int direction)
+static void calgary_unmap_sg(struct device *dev, struct scatterlist *sglist,
+ int nelems,enum dma_data_direction dir,
+ struct dma_attrs *attrs)
{
struct iommu_table *tbl = find_iommu_table(dev);
struct scatterlist *s;
}
static int calgary_map_sg(struct device *dev, struct scatterlist *sg,
- int nelems, int direction)
+ int nelems, enum dma_data_direction dir,
+ struct dma_attrs *attrs)
{
struct iommu_table *tbl = find_iommu_table(dev);
struct scatterlist *s;
s->dma_address = (entry << PAGE_SHIFT) | s->offset;
/* insert into HW table */
- tce_build(tbl, entry, npages, vaddr & PAGE_MASK,
- direction);
+ tce_build(tbl, entry, npages, vaddr & PAGE_MASK, dir);
s->dma_length = s->length;
}
return nelems;
error:
- calgary_unmap_sg(dev, sg, nelems, direction);
+ calgary_unmap_sg(dev, sg, nelems, dir, NULL);
for_each_sg(sg, s, nelems, i) {
sg->dma_address = bad_dma_address;
sg->dma_length = 0;
return 0;
}
-static dma_addr_t calgary_map_single(struct device *dev, phys_addr_t paddr,
- size_t size, int direction)
+static dma_addr_t calgary_map_page(struct device *dev, struct page *page,
+ unsigned long offset, size_t size,
+ enum dma_data_direction dir,
+ struct dma_attrs *attrs)
{
- void *vaddr = phys_to_virt(paddr);
+ void *vaddr = page_address(page) + offset;
unsigned long uaddr;
unsigned int npages;
struct iommu_table *tbl = find_iommu_table(dev);
uaddr = (unsigned long)vaddr;
npages = iommu_num_pages(uaddr, size, PAGE_SIZE);
- return iommu_alloc(dev, tbl, vaddr, npages, direction);
+ return iommu_alloc(dev, tbl, vaddr, npages, dir);
}
-static void calgary_unmap_single(struct device *dev, dma_addr_t dma_handle,
- size_t size, int direction)
+static void calgary_unmap_page(struct device *dev, dma_addr_t dma_addr,
+ size_t size, enum dma_data_direction dir,
+ struct dma_attrs *attrs)
{
struct iommu_table *tbl = find_iommu_table(dev);
unsigned int npages;
- npages = iommu_num_pages(dma_handle, size, PAGE_SIZE);
- iommu_free(tbl, dma_handle, npages);
+ npages = iommu_num_pages(dma_addr, size, PAGE_SIZE);
+ iommu_free(tbl, dma_addr, npages);
}
static void* calgary_alloc_coherent(struct device *dev, size_t size,
free_pages((unsigned long)vaddr, get_order(size));
}
-static struct dma_mapping_ops calgary_dma_ops = {
+static struct dma_map_ops calgary_dma_ops = {
.alloc_coherent = calgary_alloc_coherent,
.free_coherent = calgary_free_coherent,
- .map_single = calgary_map_single,
- .unmap_single = calgary_unmap_single,
.map_sg = calgary_map_sg,
.unmap_sg = calgary_unmap_sg,
+ .map_page = calgary_map_page,
+ .unmap_page = calgary_unmap_page,
};
static inline void __iomem * busno_to_bbar(unsigned char num)