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| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2009-01-05 23:36:09 +0900 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-06 14:06:48 +0100 |
| commit | 98c382bca9382128b2dbc2108a4c77d667d87abc (patch) | |
| tree | f01798e9dc9e24a73129f2feda21b947f24d22a3 /arch/ia64/dig | |
| parent | 917f69b8b74e0b3283fcd1f2885949847d787d24 (diff) | |
| download | kernel_goldelico_gta04-98c382bca9382128b2dbc2108a4c77d667d87abc.zip kernel_goldelico_gta04-98c382bca9382128b2dbc2108a4c77d667d87abc.tar.gz kernel_goldelico_gta04-98c382bca9382128b2dbc2108a4c77d667d87abc.tar.bz2 | |
add dma_mapping_ops for intel-iommu
This is for IA64_DIG_VTD.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/ia64/dig')
| -rw-r--r-- | arch/ia64/dig/dig_vtd_iommu.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/ia64/dig/dig_vtd_iommu.c b/arch/ia64/dig/dig_vtd_iommu.c index 1c8a079..fdb8ba9 100644 --- a/arch/ia64/dig/dig_vtd_iommu.c +++ b/arch/ia64/dig/dig_vtd_iommu.c @@ -1,6 +1,7 @@ #include <linux/types.h> #include <linux/kernel.h> #include <linux/module.h> +#include <linux/dma-mapping.h> #include <linux/intel-iommu.h> void * @@ -57,3 +58,20 @@ vtd_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) return 0; } EXPORT_SYMBOL_GPL(vtd_dma_mapping_error); + +extern int iommu_dma_supported(struct device *dev, u64 mask); + +struct dma_mapping_ops vtd_dma_ops = { + .alloc_coherent = vtd_alloc_coherent, + .free_coherent = vtd_free_coherent, + .map_single_attrs = vtd_map_single_attrs, + .unmap_single_attrs = vtd_unmap_single_attrs, + .map_sg_attrs = vtd_map_sg_attrs, + .unmap_sg_attrs = vtd_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 = iommu_dma_supported, + .mapping_error = vtd_dma_mapping_error, +}; |