add dma_mapping_ops for SBA IOMMU
This is for IA64_HP_ZX1.
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>
diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c
index d98f0f4..655b9a1 100644
--- a/arch/ia64/hp/common/sba_iommu.c
+++ b/arch/ia64/hp/common/sba_iommu.c
@@ -36,6 +36,7 @@
#include <linux/bitops.h> /* hweight64() */
#include <linux/crash_dump.h>
#include <linux/iommu-helper.h>
+#include <linux/dma-mapping.h>
#include <asm/delay.h> /* ia64_get_itc() */
#include <asm/io.h>
@@ -2180,3 +2181,18 @@
EXPORT_SYMBOL(sba_dma_supported);
EXPORT_SYMBOL(sba_alloc_coherent);
EXPORT_SYMBOL(sba_free_coherent);
+
+struct dma_mapping_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,
+ .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,
+ .mapping_error = sba_dma_mapping_error,
+};