[linux-2.6-block.git] / include / linux / htirq.h

#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 */
Commit	Line	Data
95d77884 EB	1	#ifndef LINUX_HTIRQ_H
	2	#define LINUX_HTIRQ_H
	3
ec68307c EB	4	struct ht_irq_msg {
	5	u32 address_lo; /* low 32 bits of the ht irq message */
	6	u32 address_hi; /* high 32 bits of the it irq message */
	7	};
	8
95d77884	9	/* Helper functions.. */
ec68307c EB	10	void fetch_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
ec68307c EB	11	void write_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
95d77884 EB	12	void mask_ht_irq(unsigned int irq);
	13	void unmask_ht_irq(unsigned int irq);
	14
	15	/* The arch hook for getting things started */
	16	int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev);
	17
43539c38 EB	18	/* For drivers of buggy hardware */
	19	typedef void (ht_irq_update_t)(struct pci_dev *dev, int irq,
	20	struct ht_irq_msg *msg);
	21	int __ht_create_irq(struct pci_dev dev, int idx, ht_irq_update_t update);
	22
95d77884	23	#endif /* LINUX_HTIRQ_H */