Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef LINUX_HTIRQ_H
2#define LINUX_HTIRQ_H
3
4struct 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
9/* Helper functions.. */
10void fetch_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
11void write_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
12void mask_ht_irq(unsigned int irq);
13void unmask_ht_irq(unsigned int irq);
14
15/* The arch hook for getting things started */
16int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev);
17
18/* For drivers of buggy hardware */
19typedef void (ht_irq_update_t)(struct pci_dev *dev, int irq,
20 struct ht_irq_msg *msg);
21int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update);
22
23#endif /* LINUX_HTIRQ_H */