mirror of
https://github.com/rd-stuffs/msm-4.14.git
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d400129795
Expand match criteria so that multiple OF nodes with the same BDF will match with the correct PCI device. OF node will have a compatible entry with device and vendor ID, which will be matched to a PCI device and vendor ID. Change-Id: I6e654d5dbf55a05b4e1b6a60d5d87addc2cb14b9 Signed-off-by: Tony Truong <truong@codeaurora.org>
88 lines
2.2 KiB
C
88 lines
2.2 KiB
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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#ifdef CONFIG_OF_PCI
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int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq);
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struct device_node *of_pci_find_child_device(struct pci_dev *dev);
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int of_pci_get_devfn(struct device_node *np);
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int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin);
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int of_pci_parse_bus_range(struct device_node *node, struct resource *res);
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int of_get_pci_domain_nr(struct device_node *node);
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int of_pci_get_max_link_speed(struct device_node *node);
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void of_pci_check_probe_only(void);
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int of_pci_map_rid(struct device_node *np, u32 rid,
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const char *map_name, const char *map_mask_name,
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struct device_node **target, u32 *id_out);
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#else
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static inline int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq)
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{
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return 0;
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}
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static inline struct device_node *of_pci_find_child_device(struct pci_dev *dev)
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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 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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static inline int
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of_pci_parse_bus_range(struct device_node *node, struct resource *res)
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{
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return -EINVAL;
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}
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static inline int
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of_get_pci_domain_nr(struct device_node *node)
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{
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return -1;
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}
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static inline int of_pci_map_rid(struct device_node *np, u32 rid,
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const char *map_name, const char *map_mask_name,
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struct device_node **target, u32 *id_out)
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{
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return -EINVAL;
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}
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static inline int
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of_pci_get_max_link_speed(struct device_node *node)
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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 defined(CONFIG_OF_ADDRESS)
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int of_pci_get_host_bridge_resources(struct device_node *dev,
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unsigned char busno, unsigned char bus_max,
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struct list_head *resources, resource_size_t *io_base);
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#else
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static inline int of_pci_get_host_bridge_resources(struct device_node *dev,
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unsigned char busno, unsigned char bus_max,
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struct list_head *resources, resource_size_t *io_base)
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{
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return -EINVAL;
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}
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#endif
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#endif
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