diff options
Diffstat (limited to 'arch/ia64/hp/common/sba_iommu.c')
| -rw-r--r-- | arch/ia64/hp/common/sba_iommu.c | 46 |
1 files changed, 32 insertions, 14 deletions
diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c index 29e7206f3dc6..129b62eb39e5 100644 --- a/arch/ia64/hp/common/sba_iommu.c +++ b/arch/ia64/hp/common/sba_iommu.c @@ -909,11 +909,13 @@ sba_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt) * * See Documentation/DMA-mapping.txt */ -static dma_addr_t -sba_map_single_attrs(struct device *dev, void *addr, size_t size, int dir, - struct dma_attrs *attrs) +static dma_addr_t sba_map_page(struct device *dev, struct page *page, + unsigned long poff, size_t size, + enum dma_data_direction dir, + struct dma_attrs *attrs) { struct ioc *ioc; + void *addr = page_address(page) + poff; dma_addr_t iovp; dma_addr_t offset; u64 *pdir_start; @@ -992,6 +994,14 @@ sba_map_single_attrs(struct device *dev, void *addr, size_t size, int dir, return SBA_IOVA(ioc, iovp, offset); } +static dma_addr_t sba_map_single_attrs(struct device *dev, void *addr, + size_t size, enum dma_data_direction dir, + struct dma_attrs *attrs) +{ + return sba_map_page(dev, virt_to_page(addr), + (unsigned long)addr & ~PAGE_MASK, size, dir, attrs); +} + #ifdef ENABLE_MARK_CLEAN static SBA_INLINE void sba_mark_clean(struct ioc *ioc, dma_addr_t iova, size_t size) @@ -1026,8 +1036,8 @@ sba_mark_clean(struct ioc *ioc, dma_addr_t iova, size_t size) * * See Documentation/DMA-mapping.txt */ -static void sba_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t size, - int dir, struct dma_attrs *attrs) +static void sba_unmap_page(struct device *dev, dma_addr_t iova, size_t size, + enum dma_data_direction dir, struct dma_attrs *attrs) { struct ioc *ioc; #if DELAYED_RESOURCE_CNT > 0 @@ -1095,6 +1105,12 @@ static void sba_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t s #endif /* DELAYED_RESOURCE_CNT == 0 */ } +void sba_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t size, + enum dma_data_direction dir, struct dma_attrs *attrs) +{ + sba_unmap_page(dev, iova, size, dir, attrs); +} + /** * sba_alloc_coherent - allocate/map shared mem for DMA * @dev: instance of PCI owned by the driver that's asking. @@ -1423,7 +1439,8 @@ sba_coalesce_chunks(struct ioc *ioc, struct device *dev, * See Documentation/DMA-mapping.txt */ static int sba_map_sg_attrs(struct device *dev, struct scatterlist *sglist, - int nents, int dir, struct dma_attrs *attrs) + int nents, enum dma_data_direction dir, + struct dma_attrs *attrs) { struct ioc *ioc; int coalesced, filled = 0; @@ -1514,7 +1531,8 @@ static int sba_map_sg_attrs(struct device *dev, struct scatterlist *sglist, * See Documentation/DMA-mapping.txt */ static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist, - int nents, int dir, struct dma_attrs *attrs) + int nents, enum dma_data_direction dir, + struct dma_attrs *attrs) { #ifdef ASSERT_PDIR_SANITY struct ioc *ioc; @@ -2062,7 +2080,7 @@ static struct acpi_driver acpi_sba_ioc_driver = { }, }; -extern struct dma_mapping_ops swiotlb_dma_ops; +extern struct dma_map_ops swiotlb_dma_ops; static int __init sba_init(void) @@ -2176,18 +2194,18 @@ sba_page_override(char *str) __setup("sbapagesize=",sba_page_override); -struct dma_mapping_ops sba_dma_ops = { +struct dma_map_ops sba_dma_ops = { .alloc_coherent = sba_alloc_coherent, .free_coherent = sba_free_coherent, - .map_single_attrs = sba_map_single_attrs, - .unmap_single_attrs = sba_unmap_single_attrs, - .map_sg_attrs = sba_map_sg_attrs, - .unmap_sg_attrs = sba_unmap_sg_attrs, + .map_page = sba_map_page, + .unmap_page = sba_unmap_page, + .map_sg = sba_map_sg_attrs, + .unmap_sg = sba_unmap_sg_attrs, .sync_single_for_cpu = machvec_dma_sync_single, .sync_sg_for_cpu = machvec_dma_sync_sg, .sync_single_for_device = machvec_dma_sync_single, .sync_sg_for_device = machvec_dma_sync_sg, - .dma_supported_op = sba_dma_supported, + .dma_supported = sba_dma_supported, .mapping_error = sba_dma_mapping_error, }; |
