From: Shanker Donthineni <[email protected]> This patch enables assignment of 32/64bit guest VCPU to Qualcomm Technologies ARMv8 CPU. Added KVM_ARM_TARGET_QCOM_KRYO to the KVM target list and modified vm_target_cpu() to return KVM_ARM_TARGET_QCOM_KRYO when CPU running in AArch64 mode.
Signed-off-by: Shanker Donthineni <[email protected]> Signed-off-by: Timur Tabi <[email protected]> --- arch/arm64/include/uapi/asm/kvm.h | 3 ++- arch/arm64/kvm/guest.c | 6 ++++++ arch/arm64/kvm/sys_regs_generic_v8.c | 2 ++ 3 files changed, 10 insertions(+), 1 deletion(-) diff --git a/arch/arm64/include/uapi/asm/kvm.h b/arch/arm64/include/uapi/asm/kvm.h index d268320..426933e 100644 --- a/arch/arm64/include/uapi/asm/kvm.h +++ b/arch/arm64/include/uapi/asm/kvm.h @@ -59,8 +59,9 @@ struct kvm_regs { #define KVM_ARM_TARGET_CORTEX_A57 2 #define KVM_ARM_TARGET_XGENE_POTENZA 3 #define KVM_ARM_TARGET_CORTEX_A53 4 +#define KVM_ARM_TARGET_QCOM_KRYO 5 -#define KVM_ARM_NUM_TARGETS 5 +#define KVM_ARM_NUM_TARGETS 6 /* 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 9535bd5..836cf16 100644 --- a/arch/arm64/kvm/guest.c +++ b/arch/arm64/kvm/guest.c @@ -291,6 +291,12 @@ int __attribute_const__ kvm_target_cpu(void) return KVM_ARM_TARGET_XGENE_POTENZA; }; break; + case ARM_CPU_IMP_QCOM: + switch (part_number & QCOM_CPU_PART_MASK) { + case QCOM_CPU_PART_KRYO: + return KVM_ARM_TARGET_QCOM_KRYO; + } + break; }; return -EINVAL; diff --git a/arch/arm64/kvm/sys_regs_generic_v8.c b/arch/arm64/kvm/sys_regs_generic_v8.c index 475fd29..3712ea8 100644 --- a/arch/arm64/kvm/sys_regs_generic_v8.c +++ b/arch/arm64/kvm/sys_regs_generic_v8.c @@ -94,6 +94,8 @@ static int __init sys_reg_genericv8_init(void) &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_QCOM_KRYO, + &genericv8_target_table); return 0; } -- Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project. -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
