b49efd7624
And unlike the other helpers we don't require a <asm/dma-direct.h> as this helper is a special case for ia64 only, and this keeps it as simple as possible. Signed-off-by: Christoph Hellwig <hch@lst.de>
30 lines
747 B
C
30 lines
747 B
C
/*
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* Copyright (C) 2009 Becky Bruce, Freescale Semiconductor
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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*/
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#ifndef __ASM_SWIOTLB_H
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#define __ASM_SWIOTLB_H
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#include <linux/swiotlb.h>
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extern const struct dma_map_ops swiotlb_dma_ops;
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extern unsigned int ppc_swiotlb_enable;
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int __init swiotlb_setup_bus_notifier(void);
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extern void pci_dma_dev_setup_swiotlb(struct pci_dev *pdev);
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#ifdef CONFIG_SWIOTLB
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void swiotlb_detect_4g(void);
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#else
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static inline void swiotlb_detect_4g(void) {}
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#endif
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#endif /* __ASM_SWIOTLB_H */
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