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xen: add xen hvm acpi_register_gsi variant

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Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Acked-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Jeremy Fitzhardinge 2010-06-24 17:05:41 +01:00 committed by Stefano Stabellini
parent 2f065aef17
commit 90f6881e64
3 changed files with 11 additions and 1 deletions
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3
arch/x86/include/asm/acpi.h
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@ -93,6 +93,9 @@ extern u8 acpi_sci_flags;
extern int acpi_sci_override_gsi; extern int acpi_sci_override_gsi;
void acpi_pic_sci_set_trigger(unsigned int, u16); void acpi_pic_sci_set_trigger(unsigned int, u16);
extern int (*__acpi_register_gsi)(struct device *dev, u32 gsi,
int trigger, int polarity);
static inline void disable_acpi(void) static inline void disable_acpi(void)
{ {
acpi_disabled = 1; acpi_disabled = 1;

3
arch/x86/kernel/acpi/boot.c
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@ -537,7 +537,8 @@ static int acpi_register_gsi_ioapic(struct device *dev, u32 gsi,
return gsi; return gsi;
} }
static int (*__acpi_register_gsi)(struct device *dev, u32 gsi, int trigger, int polarity) = acpi_register_gsi_pic; int (*__acpi_register_gsi)(struct device *dev, u32 gsi,
int trigger, int polarity) = acpi_register_gsi_pic;
/* /*
* success: return IRQ number (>=0) * success: return IRQ number (>=0)

6
arch/x86/pci/xen.c
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@ -53,6 +53,12 @@ static int xen_hvm_register_pirq(u32 gsi, int triggering)
return irq; return irq;
} }
static int acpi_register_gsi_xen_hvm(struct device *dev, u32 gsi,
int trigger, int polarity)
{
return xen_hvm_register_pirq(gsi, trigger);
}
#endif #endif
#if defined(CONFIG_PCI_MSI) #if defined(CONFIG_PCI_MSI)