Messages in this thread Patch in this message | | | From | Avi Kivity <> | Subject | [PATCH 39/44] KVM: Add fields for MSI device assignment | Date | Tue, 9 Dec 2008 22:22:54 +0200 |
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From: Sheng Yang <sheng@linux.intel.com>
Prepared for kvm_arch_assigned_device_msi_dispatch().
Signed-off-by: Sheng Yang <sheng@linux.intel.com> Signed-off-by: Avi Kivity <avi@redhat.com> --- include/linux/kvm.h | 7 +++++++ include/linux/kvm_host.h | 4 ++++ 2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/include/linux/kvm.h b/include/linux/kvm.h index 44fd7fa..bb283c3 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -507,10 +507,17 @@ struct kvm_assigned_irq { __u32 guest_irq; __u32 flags; union { + struct { + __u32 addr_lo; + __u32 addr_hi; + __u32 data; + } guest_msi; __u32 reserved[12]; }; }; #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) +#define KVM_DEV_IRQ_ASSIGN_ENABLE_MSI (1 << 0) + #endif diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index c3d4b96..8091a4d 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -16,6 +16,7 @@ #include <linux/mm.h> #include <linux/preempt.h> #include <linux/marker.h> +#include <linux/msi.h> #include <asm/signal.h> #include <linux/kvm.h> @@ -307,8 +308,11 @@ struct kvm_assigned_dev_kernel { int host_devfn; int host_irq; int guest_irq; + struct msi_msg guest_msi; #define KVM_ASSIGNED_DEV_GUEST_INTX (1 << 0) +#define KVM_ASSIGNED_DEV_GUEST_MSI (1 << 1) #define KVM_ASSIGNED_DEV_HOST_INTX (1 << 8) +#define KVM_ASSIGNED_DEV_HOST_MSI (1 << 9) unsigned long irq_requested_type; int irq_source_id; struct pci_dev *dev; -- 1.6.0.3
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