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sparc: use generic dma_set_mask

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Sparc already uses the same code as the generic code for the PCI
implementation but just fails the call sbus.  This moves to the generic
implemenation which eventually return -EIO due to the NULL dma_mask
pointer in the device.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Joerg Roedel <jroedel@suse.de>
Cc: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Christoph Hellwig 2016-01-20 15:01:59 -08:00 committed by Linus Torvalds
parent 5348c1e9e0
commit 30081d8ea4
1 changed files with 0 additions and 15 deletions
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15
arch/sparc/include/asm/dma-mapping.h
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@ -37,21 +37,6 @@ static inline struct dma_map_ops *get_dma_ops(struct device *dev)
return dma_ops;
}
#define HAVE_ARCH_DMA_SET_MASK 1
static inline int dma_set_mask(struct device *dev, u64 mask)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type) {
if (!dev->dma_mask || !dma_supported(dev, mask))
return -EINVAL;
*dev->dma_mask = mask;
return 0;
}
#endif
return -EINVAL;
}
#include <asm-generic/dma-mapping-common.h>
#endif