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[RFC,1/3] linux-headers: Update KVM header for KVM-VFIO FORWARD/UNFORWARD

Message ID 1423800020-10940-2-git-send-email-eric.auger@linaro.org
State New
Headers show

Commit Message

Auger Eric Feb. 13, 2015, 4 a.m. UTC
Integrate updated KVM-VFIO API related to forwarded IRQ

Update according to header found in
http://git.linaro.org/people/eric.auger/linux.git
branch irqfd_integ_v9

Signed-off-by: Eric Auger <eric.auger@linaro.org>

---

v8 -> v9: use new kvm_vfio_dev_irq struct
---
 linux-headers/linux/kvm.h | 23 ++++++++++++-----------
 1 file changed, 12 insertions(+), 11 deletions(-)
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Patch

diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
index 12045a1..73b8194 100644
--- a/linux-headers/linux/kvm.h
+++ b/linux-headers/linux/kvm.h
@@ -647,11 +647,7 @@  struct kvm_ppc_smmu_info {
 #define KVM_CAP_MP_STATE 14
 #define KVM_CAP_COALESCED_MMIO 15
 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
-#define KVM_CAP_DEVICE_ASSIGNMENT 17
 #define KVM_CAP_IOMMU 18
-#ifdef __KVM_HAVE_MSI
-#define KVM_CAP_DEVICE_MSI 20
-#endif
 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 #define KVM_CAP_USER_NMI 22
@@ -663,10 +659,6 @@  struct kvm_ppc_smmu_info {
 #endif
 #define KVM_CAP_IRQ_ROUTING 25
 #define KVM_CAP_IRQ_INJECT_STATUS 26
-#define KVM_CAP_DEVICE_DEASSIGNMENT 27
-#ifdef __KVM_HAVE_MSIX
-#define KVM_CAP_DEVICE_MSIX 28
-#endif
 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
@@ -946,6 +938,9 @@  struct kvm_device_attr {
 #define  KVM_DEV_VFIO_GROUP			1
 #define   KVM_DEV_VFIO_GROUP_ADD			1
 #define   KVM_DEV_VFIO_GROUP_DEL			2
+#define  KVM_DEV_VFIO_DEVICE			2
+#define   KVM_DEV_VFIO_DEVICE_FORWARD_IRQ			1
+#define   KVM_DEV_VFIO_DEVICE_UNFORWARD_IRQ			2
 
 enum kvm_device_type {
 	KVM_DEV_TYPE_FSL_MPIC_20	= 1,
@@ -963,6 +958,15 @@  enum kvm_device_type {
 	KVM_DEV_TYPE_MAX,
 };
 
+struct kvm_vfio_dev_irq {
+	__u32	argsz;		/* structure length */
+	__u32	fd;		/* file descriptor of the VFIO device */
+	__u32	index;		/* VFIO device IRQ index */
+	__u32	start;		/* start of subindex range */
+	__u32	count;		/* size of subindex range */
+	__u32	gsi[];		/* gsi, ie. virtual IRQ number */
+};
+
 /*
  * ioctls for VM fds
  */
@@ -1107,9 +1111,6 @@  struct kvm_s390_ucas_mapping {
 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
-/* IA64 stack access */
-#define KVM_IA64_VCPU_GET_STACK   _IOR(KVMIO,  0x9a, void *)
-#define KVM_IA64_VCPU_SET_STACK   _IOW(KVMIO,  0x9b, void *)
 /* Available with KVM_CAP_VCPU_EVENTS */
 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)