[PATCH] arm64: KVM: Enable support for Cortex-A72

[Shannon Zhao]

In order to allow KVM to run on Cortex-A72 physical cpus, enable KVM
support for Cortex-A72.

Signed-off-by: Shannon Zhao <shannon.zhao at linaro.org>
---
 arch/arm64/include/asm/cputype.h     | 1 +
 arch/arm64/include/uapi/asm/kvm.h    | 3 ++-
 arch/arm64/kvm/guest.c               | 2 ++
 arch/arm64/kvm/sys_regs_generic_v8.c | 2 ++
 4 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h
index 9d9fd4b..cf1f638 100644
--- a/arch/arm64/include/asm/cputype.h
+++ b/arch/arm64/include/asm/cputype.h
@@ -76,6 +76,7 @@
 #define ARM_CPU_PART_FOUNDATION		0xD00
 #define ARM_CPU_PART_CORTEX_A57		0xD07
 #define ARM_CPU_PART_CORTEX_A53		0xD03
+#define ARM_CPU_PART_CORTEX_A72		0xD08
 
 #define APM_CPU_PART_POTENZA		0x000
 
diff --git a/arch/arm64/include/uapi/asm/kvm.h b/arch/arm64/include/uapi/asm/kvm.h
index f209ea1..af8fbeb 100644
--- a/arch/arm64/include/uapi/asm/kvm.h
+++ b/arch/arm64/include/uapi/asm/kvm.h
@@ -65,8 +65,9 @@ struct kvm_regs {
 #define KVM_ARM_TARGET_CORTEX_A53	4
 /* Generic ARM v8 target */
 #define KVM_ARM_TARGET_GENERIC_V8	5
+#define KVM_ARM_TARGET_CORTEX_A72	6
 
-#define KVM_ARM_NUM_TARGETS		6
+#define KVM_ARM_NUM_TARGETS		7
 
 /* KVM_ARM_SET_DEVICE_ADDR ioctl id encoding */
 #define KVM_ARM_DEVICE_TYPE_SHIFT	0
diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c
index 32fad75..7eed92e 100644
--- a/arch/arm64/kvm/guest.c
+++ b/arch/arm64/kvm/guest.c
@@ -293,6 +293,8 @@ int __attribute_const__ kvm_target_cpu(void)
 			return KVM_ARM_TARGET_CORTEX_A53;
 		case ARM_CPU_PART_CORTEX_A57:
 			return KVM_ARM_TARGET_CORTEX_A57;
+		case ARM_CPU_PART_CORTEX_A72:
+			return KVM_ARM_TARGET_CORTEX_A72;
 		};
 		break;
 	case ARM_CPU_IMP_APM:
diff --git a/arch/arm64/kvm/sys_regs_generic_v8.c b/arch/arm64/kvm/sys_regs_generic_v8.c
index ed90578..cf823e1 100644
--- a/arch/arm64/kvm/sys_regs_generic_v8.c
+++ b/arch/arm64/kvm/sys_regs_generic_v8.c
@@ -92,6 +92,8 @@ static int __init sys_reg_genericv8_init(void)
 					  &genericv8_target_table);
 	kvm_register_target_sys_reg_table(KVM_ARM_TARGET_CORTEX_A57,
 					  &genericv8_target_table);
+	kvm_register_target_sys_reg_table(KVM_ARM_TARGET_CORTEX_A72,
+					  &genericv8_target_table);
 	kvm_register_target_sys_reg_table(KVM_ARM_TARGET_XGENE_POTENZA,
 					  &genericv8_target_table);
 	kvm_register_target_sys_reg_table(KVM_ARM_TARGET_GENERIC_V8,
-- 
2.0.4