diff options
Diffstat (limited to 'arch/ia64/kernel/dma-mapping.c')
-rw-r--r-- | arch/ia64/kernel/dma-mapping.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/ia64/kernel/dma-mapping.c b/arch/ia64/kernel/dma-mapping.c index 7a82c92..f2d57e6 100644 --- a/arch/ia64/kernel/dma-mapping.c +++ b/arch/ia64/kernel/dma-mapping.c @@ -1,5 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/dma-mapping.h> +#include <linux/swiotlb.h> #include <linux/export.h> /* Set this to 1 if there is a HW IOMMU in the system */ @@ -23,3 +24,11 @@ const struct dma_map_ops *dma_get_ops(struct device *dev) return dma_ops; } EXPORT_SYMBOL(dma_get_ops); + +#ifdef CONFIG_SWIOTLB +void __init swiotlb_dma_init(void) +{ + dma_ops = &swiotlb_dma_ops; + swiotlb_init(1); +} +#endif |