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6ff6e184f1
Nothing needs this pointer. Return a normal error code with the usual IOMMU semantic that ENODEV means 'there is no IOMMU driver'. Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com> Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com> Acked-by: Rob Herring <robh@kernel.org> Tested-by: Hector Martin <marcan@marcan.st> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com> Link: https://lore.kernel.org/r/2-v2-16e4def25ebb+820-iommu_fwspec_p1_jgg@nvidia.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
34 lines
671 B
C
34 lines
671 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __OF_IOMMU_H
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#define __OF_IOMMU_H
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struct device;
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struct device_node;
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struct iommu_ops;
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#ifdef CONFIG_OF_IOMMU
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extern int of_iommu_configure(struct device *dev, struct device_node *master_np,
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const u32 *id);
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extern void of_iommu_get_resv_regions(struct device *dev,
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struct list_head *list);
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#else
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static inline int of_iommu_configure(struct device *dev,
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struct device_node *master_np,
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const u32 *id)
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{
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return -ENODEV;
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}
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static inline void of_iommu_get_resv_regions(struct device *dev,
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struct list_head *list)
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{
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}
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#endif /* CONFIG_OF_IOMMU */
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#endif /* __OF_IOMMU_H */
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