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#ifndef LINUX_HTIRQ_H

#define LINUX_HTIRQ_H

struct ht_irq_msg {

        u32     address_lo;     /* low 32 bits of the ht irq message */

        u32     address_hi;     /* high 32 bits of the it irq message */

};

/* Helper functions.. */

void fetch_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);

void write_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);

void mask_ht_irq(unsigned int irq);

void unmask_ht_irq(unsigned int irq);

/* The arch hook for getting things started */

int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev);

/* For drivers of buggy hardware */

typedef void (ht_irq_update_t)(struct pci_dev *dev, int irq,

                               struct ht_irq_msg *msg);

int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update);

#endif /* LINUX_HTIRQ_H */