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caab277b1d
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not see http www gnu org licenses extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 503 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Enrico Weigelt <info@metux.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190602204653.811534538@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
32 lines
640 B
C
32 lines
640 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2012 ARM Ltd.
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*/
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#ifndef __ASM_DMA_MAPPING_H
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#define __ASM_DMA_MAPPING_H
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#ifdef __KERNEL__
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#include <linux/types.h>
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#include <linux/vmalloc.h>
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#include <xen/xen.h>
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#include <asm/xen/hypervisor.h>
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static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
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{
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return NULL;
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}
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/*
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* Do not use this function in a driver, it is only provided for
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* arch/arm/mm/xen.c, which is used by arm64 as well.
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*/
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static inline bool is_device_dma_coherent(struct device *dev)
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{
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return dev->dma_coherent;
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}
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#endif /* __KERNEL__ */
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#endif /* __ASM_DMA_MAPPING_H */
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