diff options
author | Marc Zyngier <marc.zyngier@arm.com> | 2014-07-08 12:09:07 +0100 |
---|---|---|
committer | Christoffer Dall <christoffer.dall@linaro.org> | 2014-10-03 20:57:07 +0200 |
commit | 9e59676711104dcafee9747b61022d81514260ed (patch) | |
tree | eb0dc5e1adb8752ca02f04e28927b56e956edc89 /arch | |
parent | 9d4d6eba152e879d1b7e55e814a9c036d3e943a3 (diff) |
arm/arm64: KVM: vgic: make number of irqs a configurable attribute
In order to make the number of interrupts configurable, use the new
fancy device management API to add KVM_DEV_ARM_VGIC_GRP_NR_IRQS as
a VGIC configurable attribute.
Userspace can now specify the exact size of the GIC (by increments
of 32 interrupts).
Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
(cherry picked from commit a98f26f183801685ef57333de4bafd4bbc692c7c)
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/include/uapi/asm/kvm.h | 1 | ||||
-rw-r--r-- | arch/arm64/include/uapi/asm/kvm.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/include/uapi/asm/kvm.h b/arch/arm/include/uapi/asm/kvm.h index 51257fda254b..09ee408c1a67 100644 --- a/arch/arm/include/uapi/asm/kvm.h +++ b/arch/arm/include/uapi/asm/kvm.h @@ -174,6 +174,7 @@ struct kvm_arch_memory_slot { #define KVM_DEV_ARM_VGIC_CPUID_MASK (0xffULL << KVM_DEV_ARM_VGIC_CPUID_SHIFT) #define KVM_DEV_ARM_VGIC_OFFSET_SHIFT 0 #define KVM_DEV_ARM_VGIC_OFFSET_MASK (0xffffffffULL << KVM_DEV_ARM_VGIC_OFFSET_SHIFT) +#define KVM_DEV_ARM_VGIC_GRP_NR_IRQS 3 /* KVM_IRQ_LINE irq field index values */ #define KVM_ARM_IRQ_TYPE_SHIFT 24 diff --git a/arch/arm64/include/uapi/asm/kvm.h b/arch/arm64/include/uapi/asm/kvm.h index f4ec5a674d05..8e38878c87c6 100644 --- a/arch/arm64/include/uapi/asm/kvm.h +++ b/arch/arm64/include/uapi/asm/kvm.h @@ -160,6 +160,7 @@ struct kvm_arch_memory_slot { #define KVM_DEV_ARM_VGIC_CPUID_MASK (0xffULL << KVM_DEV_ARM_VGIC_CPUID_SHIFT) #define KVM_DEV_ARM_VGIC_OFFSET_SHIFT 0 #define KVM_DEV_ARM_VGIC_OFFSET_MASK (0xffffffffULL << KVM_DEV_ARM_VGIC_OFFSET_SHIFT) +#define KVM_DEV_ARM_VGIC_GRP_NR_IRQS 3 /* KVM_IRQ_LINE irq field index values */ #define KVM_ARM_IRQ_TYPE_SHIFT 24 |