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s390: move s390_pci_dma_ops to asm/pci_dma.h 

This is not needed in drivers, so move it to a private header.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig 2017-12-22 11:07:22 +01:00
parent b0615c3baa
commit 4b1b62b67d
2 changed files with 3 additions and 2 deletions
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2
arch/s390/include/asm/dma-mapping.h
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@ -9,8 +9,6 @@
#include <linux/dma-debug.h>
#include <linux/io.h>
extern const struct dma_map_ops s390_pci_dma_ops;
static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
{
return &dma_noop_ops;

3
arch/s390/include/asm/pci_dma.h
View File

@ -201,4 +201,7 @@ void dma_cleanup_tables(unsigned long *);
unsigned long *dma_walk_cpu_trans(unsigned long *rto, dma_addr_t dma_addr);
void dma_update_cpu_trans(unsigned long *entry, void *page_addr, int flags);
extern const struct dma_map_ops s390_pci_dma_ops;
#endif