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34 lines
626 B
34 lines
626 B
3 years ago
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Dynamic DMA mapping support.
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*/
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#include <linux/types.h>
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#include <linux/mm.h>
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#include <linux/string.h>
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#include <linux/pci.h>
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#include <linux/module.h>
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#include <linux/dmar.h>
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#include <asm/iommu.h>
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#include <linux/dma-mapping.h>
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#include <linux/kernel.h>
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#include <asm/page.h>
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int no_iommu __read_mostly;
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#ifdef CONFIG_IOMMU_DEBUG
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int force_iommu __read_mostly = 1;
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#else
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int force_iommu __read_mostly;
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#endif
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static int __init pci_iommu_init(void)
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{
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if (iommu_detected)
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intel_iommu_init();
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return 0;
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}
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/* Must execute after PCI subsystem */
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fs_initcall(pci_iommu_init);
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