projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| f7a0c786 TG |
1 | #ifndef _ASM_IRQDOMAIN_H |
| 2 | #define _ASM_IRQDOMAIN_H | |
| 3 | ||
| 4 | #include <linux/irqdomain.h> | |
| d746d1eb JL |
5 | #include <asm/hw_irq.h> |
| 6 | ||
| 7 | #ifdef CONFIG_X86_LOCAL_APIC | |
| 8 | enum { | |
| 9 | /* Allocate contiguous CPU vectors */ | |
| 10 | X86_IRQ_ALLOC_CONTIGUOUS_VECTORS = 0x1, | |
| 11 | }; | |
| 12 | ||
| 13 | extern struct irq_domain *x86_vector_domain; | |
| 14 | ||
| 15 | extern void init_irq_alloc_info(struct irq_alloc_info *info, | |
| 16 | const struct cpumask *mask); | |
| 17 | extern void copy_irq_alloc_info(struct irq_alloc_info *dst, | |
| 18 | struct irq_alloc_info *src); | |
| 19 | #endif /* CONFIG_X86_LOCAL_APIC */ | |
| 20 | ||
| 21 | #ifdef CONFIG_X86_IO_APIC | |
| 22 | struct device_node; | |
| 23 | struct irq_data; | |
| f7a0c786 TG |
24 | |
| 25 | enum ioapic_domain_type { | |
| 26 | IOAPIC_DOMAIN_INVALID, | |
| 27 | IOAPIC_DOMAIN_LEGACY, | |
| 28 | IOAPIC_DOMAIN_STRICT, | |
| 29 | IOAPIC_DOMAIN_DYNAMIC, | |
| 30 | }; | |
| 31 | ||
| f7a0c786 TG |
32 | struct ioapic_domain_cfg { |
| 33 | enum ioapic_domain_type type; | |
| 34 | const struct irq_domain_ops *ops; | |
| 35 | struct device_node *dev; | |
| 36 | }; | |
| 37 | ||
| 38 | extern const struct irq_domain_ops mp_ioapic_irqdomain_ops; | |
| 39 | ||
| 40 | extern int mp_irqdomain_alloc(struct irq_domain *domain, unsigned int virq, | |
| 41 | unsigned int nr_irqs, void *arg); | |
| 42 | extern void mp_irqdomain_free(struct irq_domain *domain, unsigned int virq, | |
| 43 | unsigned int nr_irqs); | |
| 44 | extern void mp_irqdomain_activate(struct irq_domain *domain, | |
| 45 | struct irq_data *irq_data); | |
| 46 | extern void mp_irqdomain_deactivate(struct irq_domain *domain, | |
| 47 | struct irq_data *irq_data); | |
| 48 | extern int mp_irqdomain_ioapic_idx(struct irq_domain *domain); | |
| d746d1eb JL |
49 | #endif /* CONFIG_X86_IO_APIC */ |
| 50 | ||
| 51 | #ifdef CONFIG_PCI_MSI | |
| 52 | extern void arch_init_msi_domain(struct irq_domain *domain); | |
| 53 | #else | |
| 54 | static inline void arch_init_msi_domain(struct irq_domain *domain) { } | |
| 55 | #endif | |
| 56 | ||
| 57 | #ifdef CONFIG_HT_IRQ | |
| 58 | extern void arch_init_htirq_domain(struct irq_domain *domain); | |
| 59 | #else | |
| 60 | static inline void arch_init_htirq_domain(struct irq_domain *domain) { } | |
| 61 | #endif | |
| f7a0c786 TG |
62 | |
| 63 | #endif |