You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
87 lines
2.2 KiB
87 lines
2.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __OF_PCI_H
|
|
#define __OF_PCI_H
|
|
|
|
#include <linux/pci.h>
|
|
#include <linux/msi.h>
|
|
|
|
struct pci_dev;
|
|
struct of_phandle_args;
|
|
struct device_node;
|
|
|
|
#ifdef CONFIG_OF_PCI
|
|
int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq);
|
|
struct device_node *of_pci_find_child_device(struct pci_dev *dev);
|
|
int of_pci_get_devfn(struct device_node *np);
|
|
int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin);
|
|
int of_pci_parse_bus_range(struct device_node *node, struct resource *res);
|
|
int of_get_pci_domain_nr(struct device_node *node);
|
|
int of_pci_get_max_link_speed(struct device_node *node);
|
|
void of_pci_check_probe_only(void);
|
|
int of_pci_map_rid(struct device_node *np, u32 rid,
|
|
const char *map_name, const char *map_mask_name,
|
|
struct device_node **target, u32 *id_out);
|
|
#else
|
|
static inline int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline struct device_node *of_pci_find_child_device(struct pci_dev *dev)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
static inline int of_pci_get_devfn(struct device_node *np)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
|
|
static inline int
|
|
of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
of_pci_parse_bus_range(struct device_node *node, struct resource *res)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
|
|
static inline int
|
|
of_get_pci_domain_nr(struct device_node *node)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline int of_pci_map_rid(struct device_node *np, u32 rid,
|
|
const char *map_name, const char *map_mask_name,
|
|
struct device_node **target, u32 *id_out)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
|
|
static inline int
|
|
of_pci_get_max_link_speed(struct device_node *node)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
|
|
static inline void of_pci_check_probe_only(void) { }
|
|
#endif
|
|
|
|
#if defined(CONFIG_OF_ADDRESS)
|
|
int of_pci_get_host_bridge_resources(struct device_node *dev,
|
|
unsigned char busno, unsigned char bus_max,
|
|
struct list_head *resources, resource_size_t *io_base);
|
|
#else
|
|
static inline int of_pci_get_host_bridge_resources(struct device_node *dev,
|
|
unsigned char busno, unsigned char bus_max,
|
|
struct list_head *resources, resource_size_t *io_base)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
#endif
|
|
|
|
#endif
|
|
|