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-rw-r--r--include/kvm/arm_vgic.h5
-rw-r--r--include/linux/irqchip/arm-gic-v3.h14
-rw-r--r--include/linux/kvm_host.h11
3 files changed, 29 insertions, 1 deletions
diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h
index 581a59ea7e34..97b8d3728b31 100644
--- a/include/kvm/arm_vgic.h
+++ b/include/kvm/arm_vgic.h
@@ -148,7 +148,6 @@ struct vgic_its {
gpa_t vgic_its_base;
bool enabled;
- bool initialized;
struct vgic_io_device iodev;
struct kvm_device *dev;
@@ -162,6 +161,9 @@ struct vgic_its {
u32 creadr;
u32 cwriter;
+ /* migration ABI revision in use */
+ u32 abi_rev;
+
/* Protects the device and collection lists */
struct mutex its_lock;
struct list_head device_list;
@@ -283,6 +285,7 @@ extern struct static_key_false vgic_v2_cpuif_trap;
int kvm_vgic_addr(struct kvm *kvm, unsigned long type, u64 *addr, bool write);
void kvm_vgic_early_init(struct kvm *kvm);
+int kvm_vgic_vcpu_init(struct kvm_vcpu *vcpu);
int kvm_vgic_create(struct kvm *kvm, u32 type);
void kvm_vgic_destroy(struct kvm *kvm);
void kvm_vgic_vcpu_early_init(struct kvm_vcpu *vcpu);
diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h
index 97cbca19430d..fffb91202bc9 100644
--- a/include/linux/irqchip/arm-gic-v3.h
+++ b/include/linux/irqchip/arm-gic-v3.h
@@ -132,6 +132,9 @@
#define GIC_BASER_SHAREABILITY(reg, type) \
(GIC_BASER_##type << reg##_SHAREABILITY_SHIFT)
+/* encode a size field of width @w containing @n - 1 units */
+#define GIC_ENCODE_SZ(n, w) (((unsigned long)(n) - 1) & GENMASK_ULL(((w) - 1), 0))
+
#define GICR_PROPBASER_SHAREABILITY_SHIFT (10)
#define GICR_PROPBASER_INNER_CACHEABILITY_SHIFT (7)
#define GICR_PROPBASER_OUTER_CACHEABILITY_SHIFT (56)
@@ -156,6 +159,8 @@
#define GICR_PROPBASER_RaWaWb GIC_BASER_CACHEABILITY(GICR_PROPBASER, INNER, RaWaWb)
#define GICR_PROPBASER_IDBITS_MASK (0x1f)
+#define GICR_PROPBASER_ADDRESS(x) ((x) & GENMASK_ULL(51, 12))
+#define GICR_PENDBASER_ADDRESS(x) ((x) & GENMASK_ULL(51, 16))
#define GICR_PENDBASER_SHAREABILITY_SHIFT (10)
#define GICR_PENDBASER_INNER_CACHEABILITY_SHIFT (7)
@@ -232,12 +237,18 @@
#define GITS_CTLR_QUIESCENT (1U << 31)
#define GITS_TYPER_PLPIS (1UL << 0)
+#define GITS_TYPER_ITT_ENTRY_SIZE_SHIFT 4
#define GITS_TYPER_IDBITS_SHIFT 8
#define GITS_TYPER_DEVBITS_SHIFT 13
#define GITS_TYPER_DEVBITS(r) ((((r) >> GITS_TYPER_DEVBITS_SHIFT) & 0x1f) + 1)
#define GITS_TYPER_PTA (1UL << 19)
#define GITS_TYPER_HWCOLLCNT_SHIFT 24
+#define GITS_IIDR_REV_SHIFT 12
+#define GITS_IIDR_REV_MASK (0xf << GITS_IIDR_REV_SHIFT)
+#define GITS_IIDR_REV(r) (((r) >> GITS_IIDR_REV_SHIFT) & 0xf)
+#define GITS_IIDR_PRODUCTID_SHIFT 24
+
#define GITS_CBASER_VALID (1ULL << 63)
#define GITS_CBASER_SHAREABILITY_SHIFT (10)
#define GITS_CBASER_INNER_CACHEABILITY_SHIFT (59)
@@ -290,6 +301,7 @@
#define GITS_BASER_TYPE(r) (((r) >> GITS_BASER_TYPE_SHIFT) & 7)
#define GITS_BASER_ENTRY_SIZE_SHIFT (48)
#define GITS_BASER_ENTRY_SIZE(r) ((((r) >> GITS_BASER_ENTRY_SIZE_SHIFT) & 0x1f) + 1)
+#define GITS_BASER_ENTRY_SIZE_MASK GENMASK_ULL(52, 48)
#define GITS_BASER_SHAREABILITY_SHIFT (10)
#define GITS_BASER_InnerShareable \
GIC_BASER_SHAREABILITY(GITS_BASER, InnerShareable)
@@ -337,9 +349,11 @@
#define E_ITS_INT_UNMAPPED_INTERRUPT 0x010307
#define E_ITS_CLEAR_UNMAPPED_INTERRUPT 0x010507
#define E_ITS_MAPD_DEVICE_OOR 0x010801
+#define E_ITS_MAPD_ITTSIZE_OOR 0x010802
#define E_ITS_MAPC_PROCNUM_OOR 0x010902
#define E_ITS_MAPC_COLLECTION_OOR 0x010903
#define E_ITS_MAPTI_UNMAPPED_DEVICE 0x010a04
+#define E_ITS_MAPTI_ID_OOR 0x010a05
#define E_ITS_MAPTI_PHYSICALID_OOR 0x010a06
#define E_ITS_INV_UNMAPPED_INTERRUPT 0x010c07
#define E_ITS_INVALL_UNMAPPED_COLLECTION 0x010d09
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 4f12fb6b01de..9ff201b63512 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -499,6 +499,17 @@ static inline struct kvm_vcpu *kvm_get_vcpu_by_id(struct kvm *kvm, int id)
return NULL;
}
+static inline int kvm_vcpu_get_idx(struct kvm_vcpu *vcpu)
+{
+ struct kvm_vcpu *tmp;
+ int idx;
+
+ kvm_for_each_vcpu(idx, tmp, vcpu->kvm)
+ if (tmp == vcpu)
+ return idx;
+ BUG();
+}
+
#define kvm_for_each_memslot(memslot, slots) \
for (memslot = &slots->memslots[0]; \
memslot < slots->memslots + KVM_MEM_SLOTS_NUM && memslot->npages;\