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33 lines
626 B
33 lines
626 B
// 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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