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#ifndef __OF_IRQ_H
#define __OF_IRQ_H
#if defined(CONFIG_OF)
struct of_irq;
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/irq.h>
#include <linux/irqdomain.h>
#include <linux/ioport.h>
#include <linux/of.h>
extern unsigned int irq_of_parse_and_map(struct device_node *node, int index);
#if defined(CONFIG_OF_IRQ)
#define OF_MAX_IRQ_SPEC 4
struct of_irq {
struct device_node *controller;
u32 size;
u32 specifier[OF_MAX_IRQ_SPEC];
};
typedef int (*of_irq_init_cb_t)(struct device_node *, struct device_node *);
#define OF_IMAP_OLDWORLD_MAC 0x00000001
#define OF_IMAP_NO_PHANDLE 0x00000002
#if defined(CONFIG_PPC32) && defined(CONFIG_PPC_PMAC)
extern unsigned int of_irq_workarounds;
extern struct device_node *of_irq_dflt_pic;
extern int of_irq_map_oldworld(struct device_node *device, int index,
struct of_irq *out_irq);
#else
#define of_irq_workarounds (0)
#define of_irq_dflt_pic (NULL)
static inline int of_irq_map_oldworld(struct device_node *device, int index,
struct of_irq *out_irq)
{
return -EINVAL;
}
#endif
extern int of_irq_map_raw(struct device_node *parent, const u32 *intspec,
u32 ointsize, const u32 *addr,
struct of_irq *out_irq);
extern int of_irq_map_one(struct device_node *device, int index,
struct of_irq *out_irq);
extern unsigned int irq_create_of_mapping(struct device_node *controller,
const u32 *intspec,
unsigned int intsize);
extern int of_irq_to_resource(struct device_node *dev, int index,
struct resource *r);
extern int of_irq_count(struct device_node *dev);
extern int of_irq_to_resource_table(struct device_node *dev,
struct resource *res, int nr_irqs);
extern struct device_node *of_irq_find_parent(struct device_node *child);
extern void of_irq_init(const struct of_device_id *matches);
#endif
#endif
#endif
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