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authorChristoph Hellwig <hch@lst.de>2020-11-06 17:02:17 +0100
committerMaxime Ripard <maxime@cerno.tech>2020-11-18 09:11:38 +0100
commit16fee29b07358293f135759d9fdbf1267da57ebd (patch)
tree1ca11c4f8367c7ac76a613a926a2fd18f3dee081 /include/linux
parent5739301308fd1a4c4b7a561f9bf6c1356e5c0612 (diff)
dma-mapping: remove the dma_direct_set_offset export
Drop the dma_direct_set_offset export and move the declaration to dma-map-ops.h now that the Allwinner drivers have stopped calling it. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/dma-map-ops.h3
-rw-r--r--include/linux/dma-mapping.h7
2 files changed, 3 insertions, 7 deletions
diff --git a/include/linux/dma-map-ops.h b/include/linux/dma-map-ops.h
index a5f89fc4d6df..03925e438ec3 100644
--- a/include/linux/dma-map-ops.h
+++ b/include/linux/dma-map-ops.h
@@ -226,6 +226,9 @@ struct page *dma_alloc_from_pool(struct device *dev, size_t size,
bool (*phys_addr_ok)(struct device *, phys_addr_t, size_t));
bool dma_free_from_pool(struct device *dev, void *start, size_t size);
+int dma_direct_set_offset(struct device *dev, phys_addr_t cpu_start,
+ dma_addr_t dma_start, u64 size);
+
#ifdef CONFIG_ARCH_HAS_DMA_COHERENCE_H
#include <asm/dma-coherence.h>
#elif defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE) || \
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 956151052d45..199d85285246 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -558,13 +558,6 @@ static inline int dma_mmap_wc(struct device *dev,
#define dma_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
#endif
-/*
- * Legacy interface to set up the dma offset map. Drivers really should not
- * actually use it, but we have a few legacy cases left.
- */
-int dma_direct_set_offset(struct device *dev, phys_addr_t cpu_start,
- dma_addr_t dma_start, u64 size);
-
extern const struct dma_map_ops dma_virt_ops;
#endif /* _LINUX_DMA_MAPPING_H */