diff options
| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2009-01-05 23:36:11 +0900 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-06 14:06:49 +0100 |
| commit | c82e4417ace9a3a4dddf3332379c771c41040040 (patch) | |
| tree | ef832180990c759624a2487bcf74aa30e4e362b2 /arch/ia64/kernel/pci-swiotlb.c | |
| parent | b4391dd11df6214ad4c11706a3a606926e86a6ce (diff) | |
add dma_mapping_ops for SWIOTLB
There is already dma_mapping_ops for SWIOTLB but there are some
missing hooks.
This is for IA64_DIG_VTD, IA64_HP_ZX1_SWIOTLB, IA64_SGI_UV,
IA64_HP_SIM, IA64_XEN_GUEST and IA64_GENERIC.
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/kernel/pci-swiotlb.c')
| -rw-r--r-- | arch/ia64/kernel/pci-swiotlb.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/ia64/kernel/pci-swiotlb.c b/arch/ia64/kernel/pci-swiotlb.c index 16c50516dbc..b62fb932b99 100644 --- a/arch/ia64/kernel/pci-swiotlb.c +++ b/arch/ia64/kernel/pci-swiotlb.c @@ -13,12 +13,18 @@ int swiotlb __read_mostly; EXPORT_SYMBOL(swiotlb); +/* Set this to 1 if there is a HW IOMMU in the system */ +int iommu_detected __read_mostly; + struct dma_mapping_ops swiotlb_dma_ops = { - .mapping_error = swiotlb_dma_mapping_error, .alloc_coherent = swiotlb_alloc_coherent, .free_coherent = swiotlb_free_coherent, .map_single = swiotlb_map_single, .unmap_single = swiotlb_unmap_single, + .map_single_attrs = swiotlb_map_single_attrs, + .unmap_single_attrs = swiotlb_unmap_single_attrs, + .map_sg_attrs = swiotlb_map_sg_attrs, + .unmap_sg_attrs = swiotlb_unmap_sg_attrs, .sync_single_for_cpu = swiotlb_sync_single_for_cpu, .sync_single_for_device = swiotlb_sync_single_for_device, .sync_single_range_for_cpu = swiotlb_sync_single_range_for_cpu, @@ -28,6 +34,7 @@ struct dma_mapping_ops swiotlb_dma_ops = { .map_sg = swiotlb_map_sg, .unmap_sg = swiotlb_unmap_sg, .dma_supported_op = swiotlb_dma_supported, + .mapping_error = swiotlb_dma_mapping_error, }; void __init pci_swiotlb_init(void) |