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dma-mapping: remove the dma_direct_set_offset export

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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>
This commit is contained in:
Christoph Hellwig 2020-11-06 17:02:17 +01:00 • committed by Maxime Ripard
parent 5739301308
commit 16fee29b07
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GPG key ID: E3EF0D6F671851C5
7 changed files with 8 additions and 12 deletions
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3
include/linux/dma-map-ops.h
View file

@ -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) || \

7
include/linux/dma-mapping.h
View file

@ -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 */