From: Amit Shah <[EMAIL PROTECTED]>
[muli: return -errno instead of ioctl retval]
Signed-off-by: Amit Shah <[EMAIL PROTECTED]>
Signed-off-by: Muli Ben-Yehuda <[EMAIL PROTECTED]>
---
libkvm/libkvm.c | 25 +++++++++++++++++++++++++
libkvm/libkvm.h | 27 +++++++++++++++++++++++++++
2 files changed, 52 insertions(+), 0 deletions(-)
diff --git a/libkvm/libkvm.c b/libkvm/libkvm.c
index 444b97f..e7dba8a 100644
--- a/libkvm/libkvm.c
+++ b/libkvm/libkvm.c
@@ -1112,3 +1112,28 @@ int kvm_unregister_coalesced_mmio(kvm_context_t kvm,
uint64_t addr, uint32_t siz
return -ENOSYS;
}
+#ifdef KVM_CAP_DEVICE_ASSIGNMENT
+int kvm_assign_pci_device(kvm_context_t kvm,
+ struct kvm_assigned_pci_dev *assigned_dev)
+{
+ int ret;
+
+ ret = ioctl(kvm->vm_fd, KVM_ASSIGN_PCI_DEVICE, assigned_dev);
+ if (ret < 0)
+ return -errno;
+
+ return ret;
+}
+
+int kvm_assign_irq(kvm_context_t kvm,
+ struct kvm_assigned_irq *assigned_irq)
+{
+ int ret;
+
+ ret = ioctl(kvm->vm_fd, KVM_ASSIGN_IRQ, assigned_irq);
+ if (ret < 0)
+ return -errno;
+
+ return ret;
+}
+#endif
diff --git a/libkvm/libkvm.h b/libkvm/libkvm.h
index 423ce31..53d67f2 100644
--- a/libkvm/libkvm.h
+++ b/libkvm/libkvm.h
@@ -686,4 +686,31 @@ int kvm_s390_interrupt(kvm_context_t kvm, int slot,
int kvm_s390_set_initial_psw(kvm_context_t kvm, int slot, psw_t psw);
int kvm_s390_store_status(kvm_context_t kvm, int slot, unsigned long addr);
#endif
+
+#ifdef KVM_CAP_DEVICE_ASSIGNMENT
+/*!
+ * \brief Notifies host kernel about a PCI device to be assigned to a guest
+ *
+ * Used for PCI device assignment, this function notifies the host
+ * kernel about the assigning of the physical PCI device to a guest.
+ *
+ * \param kvm Pointer to the current kvm_context
+ * \param assigned_dev Parameters, like bus, devfn number, etc
+ */
+int kvm_assign_pci_device(kvm_context_t kvm,
+ struct kvm_assigned_pci_dev *assigned_dev);
+
+/*!
+ * \brief Notifies host kernel about changes to IRQ for an assigned device
+ *
+ * Used for PCI device assignment, this function notifies the host
+ * kernel about the changes in IRQ number for an assigned physical
+ * PCI device.
+ *
+ * \param kvm Pointer to the current kvm_context
+ * \param assigned_irq Parameters, like dev id, host irq, guest irq, etc
+ */
+int kvm_assign_irq(kvm_context_t kvm,
+ struct kvm_assigned_irq *assigned_irq);
+#endif
#endif
--
1.5.6.5
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