Fenghua Yu | 62fdd76 | 2008-10-17 12:14:13 -0700 | [diff] [blame] | 1 | #include <linux/types.h> |
| 2 | #include <linux/kernel.h> |
| 3 | #include <linux/module.h> |
| 4 | #include <linux/intel-iommu.h> |
| 5 | |
| 6 | void * |
| 7 | vtd_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, |
| 8 | gfp_t flags) |
| 9 | { |
| 10 | return intel_alloc_coherent(dev, size, dma_handle, flags); |
| 11 | } |
| 12 | EXPORT_SYMBOL_GPL(vtd_alloc_coherent); |
| 13 | |
| 14 | void |
| 15 | vtd_free_coherent(struct device *dev, size_t size, void *vaddr, |
| 16 | dma_addr_t dma_handle) |
| 17 | { |
| 18 | intel_free_coherent(dev, size, vaddr, dma_handle); |
| 19 | } |
| 20 | EXPORT_SYMBOL_GPL(vtd_free_coherent); |
| 21 | |
| 22 | dma_addr_t |
| 23 | vtd_map_single_attrs(struct device *dev, void *addr, size_t size, |
| 24 | int dir, struct dma_attrs *attrs) |
| 25 | { |
| 26 | return intel_map_single(dev, (phys_addr_t)addr, size, dir); |
| 27 | } |
| 28 | EXPORT_SYMBOL_GPL(vtd_map_single_attrs); |
| 29 | |
| 30 | void |
| 31 | vtd_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t size, |
| 32 | int dir, struct dma_attrs *attrs) |
| 33 | { |
| 34 | intel_unmap_single(dev, iova, size, dir); |
| 35 | } |
| 36 | EXPORT_SYMBOL_GPL(vtd_unmap_single_attrs); |
| 37 | |
| 38 | int |
| 39 | vtd_map_sg_attrs(struct device *dev, struct scatterlist *sglist, int nents, |
| 40 | int dir, struct dma_attrs *attrs) |
| 41 | { |
| 42 | return intel_map_sg(dev, sglist, nents, dir); |
| 43 | } |
| 44 | EXPORT_SYMBOL_GPL(vtd_map_sg_attrs); |
| 45 | |
| 46 | void |
| 47 | vtd_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist, |
| 48 | int nents, int dir, struct dma_attrs *attrs) |
| 49 | { |
| 50 | intel_unmap_sg(dev, sglist, nents, dir); |
| 51 | } |
| 52 | EXPORT_SYMBOL_GPL(vtd_unmap_sg_attrs); |
| 53 | |
| 54 | int |
| 55 | vtd_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) |
| 56 | { |
| 57 | return 0; |
| 58 | } |
| 59 | EXPORT_SYMBOL_GPL(vtd_dma_mapping_error); |