8 u32 address_lo; /* low 32 bits of the ht irq message */
9 u32 address_hi; /* high 32 bits of the it irq message */
12 typedef void (ht_irq_update_t)(struct pci_dev *dev, int irq,
13 struct ht_irq_msg *msg);
17 /* Update callback used to cope with buggy hardware */
18 ht_irq_update_t *update;
21 struct ht_irq_msg msg;
24 /* Helper functions.. */
25 void fetch_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
26 void write_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
27 void mask_ht_irq(struct irq_data *data);
28 void unmask_ht_irq(struct irq_data *data);
30 /* The arch hook for getting things started */
31 int arch_setup_ht_irq(int idx, int pos, struct pci_dev *dev,
32 ht_irq_update_t *update);
33 void arch_teardown_ht_irq(unsigned int irq);
35 /* For drivers of buggy hardware */
36 int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update);
38 #endif /* LINUX_HTIRQ_H */