forked from mirrors/linux
2a6db719c9
iommu-map property is also used by devices with fsl-mc. This patch moves the of_pci_map_rid to generic location, so that it can be used by other busses too. 'of_pci_map_rid' is renamed here to 'of_map_rid' and there is no functional change done in the API. Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com> Reviewed-by: Rob Herring <robh@kernel.org> Reviewed-by: Robin Murphy <robin.murphy@arm.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
42 lines
935 B
C
42 lines
935 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __OF_PCI_H
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#define __OF_PCI_H
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#include <linux/pci.h>
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#include <linux/msi.h>
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struct pci_dev;
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struct of_phandle_args;
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struct device_node;
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#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_PCI)
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struct device_node *of_pci_find_child_device(struct device_node *parent,
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unsigned int devfn);
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int of_pci_get_devfn(struct device_node *np);
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void of_pci_check_probe_only(void);
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#else
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static inline struct device_node *of_pci_find_child_device(struct device_node *parent,
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unsigned int devfn)
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{
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return NULL;
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}
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static inline int of_pci_get_devfn(struct device_node *np)
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{
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return -EINVAL;
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}
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static inline void of_pci_check_probe_only(void) { }
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#endif
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#if IS_ENABLED(CONFIG_OF_IRQ)
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int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin);
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#else
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static inline int
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of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin)
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{
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return 0;
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}
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#endif
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#endif
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