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add dma_mapping_ops for SGI Altix 

This is for IA64_SGI_SN2.

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>
This commit is contained in:
FUJITA Tomonori 2009-01-05 23:36:10 +09:00 committed by Ingo Molnar
parent 98c382bca9
commit b4391dd11d
1 changed files with 16 additions and 0 deletions
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16
arch/ia64/sn/pci/pci_dma.c
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@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/dma-attrs.h>
#include <linux/dma-mapping.h>
#include <asm/dma.h>
#include <asm/sn/intr.h>
#include <asm/sn/pcibus_provider_defs.h>
@ -465,3 +466,18 @@ int sn_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size)
out:
return ret;
}
struct dma_mapping_ops sn_dma_ops = {
.alloc_coherent = sn_dma_alloc_coherent,
.free_coherent = sn_dma_free_coherent,
.map_single_attrs = sn_dma_map_single_attrs,
.unmap_single_attrs = sn_dma_unmap_single_attrs,
.map_sg_attrs = sn_dma_map_sg_attrs,
.unmap_sg_attrs = sn_dma_unmap_sg_attrs,
.sync_single_for_cpu = sn_dma_sync_single_for_cpu,
.sync_sg_for_cpu = sn_dma_sync_sg_for_cpu,
.sync_single_for_device = sn_dma_sync_single_for_device,
.sync_sg_for_device = sn_dma_sync_sg_for_device,
.mapping_error = sn_dma_mapping_error,
.dma_supported_op = sn_dma_supported,
};