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authorBart Van Assche <bart.vanassche@sandisk.com>2017-01-20 13:04:04 -0800
committerDoug Ledford <dledford@redhat.com>2017-01-24 12:23:35 -0500
commit815dd18788fe0d41899f51b91d0560279cf16b0d (patch)
tree11d20f38f588ee9b18f3c655e2972c01430ba47c /arch/m32r/include/asm/dma-mapping.h
parenttreewide: Consolidate set_dma_ops() implementations (diff)
downloadlinux-dev-815dd18788fe0d41899f51b91d0560279cf16b0d.tar.xz
linux-dev-815dd18788fe0d41899f51b91d0560279cf16b0d.zip
treewide: Consolidate get_dma_ops() implementations
Introduce a new architecture-specific get_arch_dma_ops() function that takes a struct bus_type * argument. Add get_dma_ops() in <linux/dma-mapping.h>. Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Juergen Gross <jgross@suse.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: linux-arch@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: Russell King <linux@armlinux.org.uk> Cc: x86@kernel.org Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to '')
-rw-r--r--arch/m32r/include/asm/dma-mapping.h4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/m32r/include/asm/dma-mapping.h b/arch/m32r/include/asm/dma-mapping.h
index 27b1597ac563..c01d9f52d228 100644
--- a/arch/m32r/include/asm/dma-mapping.h
+++ b/arch/m32r/include/asm/dma-mapping.h
@@ -10,10 +10,8 @@
#define DMA_ERROR_CODE (~(dma_addr_t)0x0)
-static inline const struct dma_map_ops *get_dma_ops(struct device *dev)
+static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
{
- if (dev && dev->dma_ops)
- return dev->dma_ops;
return &dma_noop_ops;
}