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authorPaolo Bonzini <pbonzini@redhat.com>2016-08-04 13:59:56 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2016-08-04 13:59:56 +0200
commit6f49b2f3414622d3e41135a65dac98968956662b (patch)
treeefd4c358a40b9e6adb9dd35de3407bbf17bd2935 /include
parentabe9efa79be02cf2ba27f643b214b07877bb050b (diff)
parent89581f06b2bc225f0c9822fa52e714aa2e3810dd (diff)
downloadlinux-6f49b2f3414622d3e41135a65dac98968956662b.tar.bz2
Merge tag 'kvm-arm-for-4.8-take2' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/ARM Changes for v4.8 - Take 2 Includes GSI routing support to go along with the new VGIC and a small fix that has been cooking in -next for a while.
Diffstat (limited to 'include')
-rw-r--r--include/kvm/arm_vgic.h7
-rw-r--r--include/linux/kvm_host.h12
-rw-r--r--include/uapi/linux/kvm.h5
3 files changed, 20 insertions, 4 deletions
diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h
index 540da5149ba7..19b698ef3336 100644
--- a/include/kvm/arm_vgic.h
+++ b/include/kvm/arm_vgic.h
@@ -34,6 +34,7 @@
#define VGIC_MAX_SPI 1019
#define VGIC_MAX_RESERVED 1023
#define VGIC_MIN_LPI 8192
+#define KVM_IRQCHIP_NUM_PINS (1020 - 32)
enum vgic_type {
VGIC_V2, /* Good ol' GICv2 */
@@ -314,4 +315,10 @@ static inline int kvm_vgic_get_max_vcpus(void)
int kvm_send_userspace_msi(struct kvm *kvm, struct kvm_msi *msi);
+/**
+ * kvm_vgic_setup_default_irq_routing:
+ * Setup a default flat gsi routing table mapping all SPIs
+ */
+int kvm_vgic_setup_default_irq_routing(struct kvm *kvm);
+
#endif /* __KVM_ARM_VGIC_H */
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index aafd702f3e21..01e908ac4a39 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -317,7 +317,13 @@ struct kvm_kernel_irq_routing_entry {
unsigned irqchip;
unsigned pin;
} irqchip;
- struct msi_msg msi;
+ struct {
+ u32 address_lo;
+ u32 address_hi;
+ u32 data;
+ u32 flags;
+ u32 devid;
+ } msi;
struct kvm_s390_adapter_int adapter;
struct kvm_hv_sint hv_sint;
};
@@ -1003,12 +1009,12 @@ static inline int mmu_notifier_retry(struct kvm *kvm, unsigned long mmu_seq)
#ifdef CONFIG_S390
#define KVM_MAX_IRQ_ROUTES 4096 //FIXME: we can have more than that...
+#elif defined(CONFIG_ARM64)
+#define KVM_MAX_IRQ_ROUTES 4096
#else
#define KVM_MAX_IRQ_ROUTES 1024
#endif
-int kvm_setup_default_irq_routing(struct kvm *kvm);
-int kvm_setup_empty_irq_routing(struct kvm *kvm);
int kvm_set_irq_routing(struct kvm *kvm,
const struct kvm_irq_routing_entry *entries,
unsigned nr,
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index e98bb4cce639..300ef255d1e0 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -882,7 +882,10 @@ struct kvm_irq_routing_msi {
__u32 address_lo;
__u32 address_hi;
__u32 data;
- __u32 pad;
+ union {
+ __u32 pad;
+ __u32 devid;
+ };
};
struct kvm_irq_routing_s390_adapter {