forked from mirrors/linux
e9f7ac664b
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Ingo Molnar <mingo@elte.hu> Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
24 lines
787 B
C
24 lines
787 B
C
#ifndef LINUX_HTIRQ_H
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#define LINUX_HTIRQ_H
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struct ht_irq_msg {
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u32 address_lo; /* low 32 bits of the ht irq message */
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u32 address_hi; /* high 32 bits of the it irq message */
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};
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/* Helper functions.. */
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void fetch_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
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void write_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
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struct irq_data;
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void mask_ht_irq(struct irq_data *data);
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void unmask_ht_irq(struct irq_data *data);
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/* The arch hook for getting things started */
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int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev);
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/* For drivers of buggy hardware */
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typedef void (ht_irq_update_t)(struct pci_dev *dev, int irq,
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struct ht_irq_msg *msg);
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int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update);
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#endif /* LINUX_HTIRQ_H */
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