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authorChristoph Hellwig <hch@lst.de>2018-07-31 11:02:04 +0300
committerDavid S. Miller <davem@davemloft.net>2018-08-21 22:37:16 +0300
commitdfaad39cec85790f87161705c14027a63be44496 (patch)
tree5ea9c6760d913675a78b65275a39fb84e954c2e4 /arch/sparc/include
parent778a33959a8ad4cb1ea2f4c5119f9e1e8b9f9d9b (diff)
downloadlinux-dfaad39cec85790f87161705c14027a63be44496.tar.xz
sparc: use generic dma_noncoherent_ops
Switch to the generic noncoherent direct mapping implementation. This removes the previous sync_single_for_device implementation, which looks bogus given that no syncing is happening in the similar but more important map_single case. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/include')
-rw-r--r--arch/sparc/include/asm/dma-mapping.h5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/sparc/include/asm/dma-mapping.h b/arch/sparc/include/asm/dma-mapping.h
index 12ae33daf52f..e17566376934 100644
--- a/arch/sparc/include/asm/dma-mapping.h
+++ b/arch/sparc/include/asm/dma-mapping.h
@@ -7,7 +7,6 @@
#include <linux/dma-debug.h>
extern const struct dma_map_ops *dma_ops;
-extern const struct dma_map_ops pci32_dma_ops;
extern struct bus_type pci_bus_type;
@@ -15,11 +14,11 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
{
#ifdef CONFIG_SPARC_LEON
if (sparc_cpu_model == sparc_leon)
- return &pci32_dma_ops;
+ return &dma_noncoherent_ops;
#endif
#if defined(CONFIG_SPARC32) && defined(CONFIG_PCI)
if (bus == &pci_bus_type)
- return &pci32_dma_ops;
+ return &dma_noncoherent_ops;
#endif
return dma_ops;
}