diff --git a/Documentation/virt/kvm/arm/ptp_kvm.rst b/Documentation/virt/kvm/arm/ptp_kvm.rst
index 5d2bc4558b9d..aecdc80ddcd8 100644
--- a/Documentation/virt/kvm/arm/ptp_kvm.rst
+++ b/Documentation/virt/kvm/arm/ptp_kvm.rst
@@ -7,11 +7,11 @@ PTP_KVM is used for high precision time sync between host and guests.
 It relies on transferring the wall clock and counter value from the
 host to the guest using a KVM-specific hypercall.
 
-* ARM_SMCCC_HYP_KVM_PTP_FUNC_ID: 0x86000001
+* ARM_SMCCC_VENDOR_HYP_KVM_PTP_FUNC_ID: 0x86000001
 
 This hypercall uses the SMC32/HVC32 calling convention:
 
-ARM_SMCCC_HYP_KVM_PTP_FUNC_ID
+ARM_SMCCC_VENDOR_HYP_KVM_PTP_FUNC_ID
     ==============    ========    =====================================
     Function ID:      (uint32)    0x86000001
     Arguments:        (uint32)    KVM_PTP_VIRT_COUNTER(0)
diff --git a/drivers/ptp/ptp_kvm_common.c b/drivers/ptp/ptp_kvm_common.c
index 721ddcede5e1..fcae32f56f25 100644
--- a/drivers/ptp/ptp_kvm_common.c
+++ b/drivers/ptp/ptp_kvm_common.c
@@ -138,7 +138,8 @@ static int __init ptp_kvm_init(void)
 
 	ret = kvm_arch_ptp_init();
 	if (ret) {
-		pr_err("fail to initialize ptp_kvm");
+		if (ret != -EOPNOTSUPP)
+			pr_err("fail to initialize ptp_kvm");
 		return ret;
 	}