From f731e3ef02b4744f4d7ca2f63539b900e47db31f Mon Sep 17 00:00:00 2001 From: Qing He Date: Mon, 11 Oct 2010 15:30:09 +0100 Subject: xen: remap MSIs into pirqs when running as initial domain Implement xen_create_msi_irq to create an msi and remap it as pirq. Use xen_create_msi_irq to implement an initial domain specific version of setup_msi_irqs. Signed-off-by: Qing He Signed-off-by: Yunhong Jiang Signed-off-by: Jeremy Fitzhardinge Signed-off-by: Stefano Stabellini Reviewed-by: Konrad Rzeszutek Wilk --- include/xen/events.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include') diff --git a/include/xen/events.h b/include/xen/events.h index 0c58db6ea3f4..8fa27dc7358b 100644 --- a/include/xen/events.h +++ b/include/xen/events.h @@ -72,8 +72,12 @@ void xen_hvm_evtchn_do_upcall(void); * usual. */ int xen_allocate_pirq(unsigned gsi, int shareable, char *name); int xen_map_pirq_gsi(unsigned pirq, unsigned gsi, int shareable, char *name); + +#ifdef CONFIG_PCI_MSI /* Allocate an irq and a pirq to be used with MSIs. */ void xen_allocate_pirq_msi(char *name, int *irq, int *pirq); +int xen_create_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc, int type); +#endif /* De-allocates the above mentioned physical interrupt. */ int xen_destroy_irq(int irq); -- cgit v1.2.2