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MIPS: mm: remove mips_dma_mapping_error

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dma_mapping_error() already checks if ops->mapping_error is a null
pointer

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/17881/
Signed-off-by: James Hogan <jhogan@kernel.org>
This commit is contained in:
Felix Fietkau 2017-12-05 12:50:33 +01:00 committed by James Hogan
parent 6538953f1e
commit 7d8c6d6a18
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1 changed files with 0 additions and 6 deletions
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6
arch/mips/mm/dma-default.c
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@ -373,11 +373,6 @@ static void mips_dma_sync_sg_for_device(struct device *dev,
}
}
static int mips_dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
{
return 0;
}
static int mips_dma_supported(struct device *dev, u64 mask)
{
return plat_dma_supported(dev, mask);
@ -404,7 +399,6 @@ static const struct dma_map_ops mips_default_dma_map_ops = {
.sync_single_for_device = mips_dma_sync_single_for_device,
.sync_sg_for_cpu = mips_dma_sync_sg_for_cpu,
.sync_sg_for_device = mips_dma_sync_sg_for_device,
.mapping_error = mips_dma_mapping_error,
.dma_supported = mips_dma_supported,
.cache_sync = mips_dma_cache_sync,
};