18 lines
383 B
C
18 lines
383 B
C
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// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Contains common dma routines for all powerpc platforms.
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*
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* Copyright (C) 2019 Shawn Anastasio.
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*/
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#include <linux/mm.h>
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#include <linux/dma-noncoherent.h>
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pgprot_t arch_dma_mmap_pgprot(struct device *dev, pgprot_t prot,
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unsigned long attrs)
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{
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if (!dev_is_dma_coherent(dev))
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return pgprot_noncached(prot);
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return prot;
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}
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