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KVM: Use irq routing API for MSI

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Merge MSI userspace interface with IRQ routing table. Notice the API have been
changed, and using IRQ routing table would be the only interface kvm-userspace
supported.

Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Sheng Yang
2009-02-10 13:57:06 +08:00
committed by Avi Kivity
parent 34c33d163f
commit 79950e1073
4 changed files with 86 additions and 73 deletions
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9
include/linux/kvm.h
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@@ -410,8 +410,16 @@ struct kvm_irq_routing_irqchip {
__u32 pin;
};
struct kvm_irq_routing_msi {
__u32 address_lo;
__u32 address_hi;
__u32 data;
__u32 pad;
};
/* gsi routing entry types */
#define KVM_IRQ_ROUTING_IRQCHIP 1
#define KVM_IRQ_ROUTING_MSI 2
struct kvm_irq_routing_entry {
__u32 gsi;
@@ -420,6 +428,7 @@ struct kvm_irq_routing_entry {
__u32 pad;
union {
struct kvm_irq_routing_irqchip irqchip;
struct kvm_irq_routing_msi msi;
__u32 pad[8];
} u;
};