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d746d1ebd3
Now we have dedicated asm/irqdomain.h, so move irqdomain specific code into it. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: David Cohen <david.a.cohen@linux.intel.com> Cc: Sander Eikelenboom <linux@eikelenboom.it> Cc: David Vrabel <david.vrabel@citrix.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Joerg Roedel <joro@8bytes.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Rafael J. Wysocki <rjw@rjwysocki.net> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dimitri Sivanich <sivanich@sgi.com> Cc: Joerg Roedel <jroedel@suse.de> Cc: Andy Lutomirski <luto@amacapital.net> Link: http://lkml.kernel.org/r/1428978610-28986-33-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
#ifndef _ASM_IRQDOMAIN_H
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#define _ASM_IRQDOMAIN_H
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#include <linux/irqdomain.h>
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#include <asm/hw_irq.h>
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#ifdef CONFIG_X86_LOCAL_APIC
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enum {
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/* Allocate contiguous CPU vectors */
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X86_IRQ_ALLOC_CONTIGUOUS_VECTORS = 0x1,
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};
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extern struct irq_domain *x86_vector_domain;
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extern void init_irq_alloc_info(struct irq_alloc_info *info,
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const struct cpumask *mask);
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extern void copy_irq_alloc_info(struct irq_alloc_info *dst,
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struct irq_alloc_info *src);
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#endif /* CONFIG_X86_LOCAL_APIC */
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#ifdef CONFIG_X86_IO_APIC
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struct device_node;
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struct irq_data;
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enum ioapic_domain_type {
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IOAPIC_DOMAIN_INVALID,
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IOAPIC_DOMAIN_LEGACY,
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IOAPIC_DOMAIN_STRICT,
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IOAPIC_DOMAIN_DYNAMIC,
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};
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struct ioapic_domain_cfg {
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enum ioapic_domain_type type;
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const struct irq_domain_ops *ops;
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struct device_node *dev;
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};
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extern const struct irq_domain_ops mp_ioapic_irqdomain_ops;
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extern int mp_irqdomain_alloc(struct irq_domain *domain, unsigned int virq,
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unsigned int nr_irqs, void *arg);
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extern void mp_irqdomain_free(struct irq_domain *domain, unsigned int virq,
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unsigned int nr_irqs);
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extern void mp_irqdomain_activate(struct irq_domain *domain,
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struct irq_data *irq_data);
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extern void mp_irqdomain_deactivate(struct irq_domain *domain,
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struct irq_data *irq_data);
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extern int mp_irqdomain_ioapic_idx(struct irq_domain *domain);
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#endif /* CONFIG_X86_IO_APIC */
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#ifdef CONFIG_PCI_MSI
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extern void arch_init_msi_domain(struct irq_domain *domain);
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#else
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static inline void arch_init_msi_domain(struct irq_domain *domain) { }
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#endif
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#ifdef CONFIG_HT_IRQ
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extern void arch_init_htirq_domain(struct irq_domain *domain);
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#else
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static inline void arch_init_htirq_domain(struct irq_domain *domain) { }
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#endif
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#endif
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