diff options
Diffstat (limited to 'arch/ia64/kernel/dma-mapping.c')
| -rw-r--r-- | arch/ia64/kernel/dma-mapping.c | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/arch/ia64/kernel/dma-mapping.c b/arch/ia64/kernel/dma-mapping.c index ad7d9963de34..09ef9ce9988d 100644 --- a/arch/ia64/kernel/dma-mapping.c +++ b/arch/ia64/kernel/dma-mapping.c @@ -1,6 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/dma-direct.h> -#include <linux/swiotlb.h> #include <linux/export.h> /* Set this to 1 if there is a HW IOMMU in the system */ @@ -9,13 +8,6 @@ int iommu_detected __read_mostly; const struct dma_map_ops *dma_ops; EXPORT_SYMBOL(dma_ops); -const struct dma_map_ops *dma_get_ops(struct device *dev) -{ - return dma_ops; -} -EXPORT_SYMBOL(dma_get_ops); - -#ifdef CONFIG_SWIOTLB void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { @@ -27,15 +19,3 @@ void arch_dma_free(struct device *dev, size_t size, void *cpu_addr, { dma_direct_free_pages(dev, size, cpu_addr, dma_addr, attrs); } - -long arch_dma_coherent_to_pfn(struct device *dev, void *cpu_addr, - dma_addr_t dma_addr) -{ - return page_to_pfn(virt_to_page(cpu_addr)); -} - -void __init swiotlb_dma_init(void) -{ - swiotlb_init(1); -} -#endif |
