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dma-mapping: move dma-debug.h to kernel/dma/

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Most of dma-debug.h is not required by anything outside of kernel/dma.
Move the four declarations needed by dma-mappin.h or dma-ops providers
into dma-mapping.h and dma-map-ops.h, and move the remainder of the
file to kernel/dma/debug.h.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig 2020-09-11 10:12:44 +02:00
parent 5db5d93089
commit a1fd09e8e6
13 changed files with 34 additions and 52 deletions
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12
include/linux/dma-map-ops.h
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@ -220,6 +220,18 @@ static inline void arch_teardown_dma_ops(struct device *dev)
}
#endif /* CONFIG_ARCH_HAS_TEARDOWN_DMA_OPS */
#ifdef CONFIG_DMA_API_DEBUG
void dma_debug_add_bus(struct bus_type *bus);
void debug_dma_dump_mappings(struct device *dev);
#else
static inline void dma_debug_add_bus(struct bus_type *bus)
{
}
static inline void debug_dma_dump_mappings(struct device *dev)
{
}
#endif /* CONFIG_DMA_API_DEBUG */
extern const struct dma_map_ops dma_dummy_ops;
#endif /* _LINUX_DMA_MAP_OPS_H */