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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2021 Western Digital Corporation or its affiliates.
*
* Authors:
* Atish Patra <atish.patra@wdc.com>
* Anup Patel <anup.patel@wdc.com>
*/
#ifndef __KVM_VCPU_RISCV_FP_H
#define __KVM_VCPU_RISCV_FP_H
#include <linux/types.h>
struct kvm_cpu_context;
#ifdef CONFIG_FPU
void __kvm_riscv_fp_f_save(struct kvm_cpu_context *context);
void __kvm_riscv_fp_f_restore(struct kvm_cpu_context *context);
void __kvm_riscv_fp_d_save(struct kvm_cpu_context *context);
void __kvm_riscv_fp_d_restore(struct kvm_cpu_context *context);
void kvm_riscv_vcpu_fp_reset(struct kvm_vcpu *vcpu);
void kvm_riscv_vcpu_guest_fp_save(struct kvm_cpu_context *cntx,
unsigned long isa);
void kvm_riscv_vcpu_guest_fp_restore(struct kvm_cpu_context *cntx,
unsigned long isa);
void kvm_riscv_vcpu_host_fp_save(struct kvm_cpu_context *cntx);
void kvm_riscv_vcpu_host_fp_restore(struct kvm_cpu_context *cntx);
#else
static inline void kvm_riscv_vcpu_fp_reset(struct kvm_vcpu *vcpu)
{
}
static inline void kvm_riscv_vcpu_guest_fp_save(struct kvm_cpu_context *cntx,
unsigned long isa)
{
}
static inline void kvm_riscv_vcpu_guest_fp_restore(
struct kvm_cpu_context *cntx,
unsigned long isa)
{
}
static inline void kvm_riscv_vcpu_host_fp_save(struct kvm_cpu_context *cntx)
{
}
static inline void kvm_riscv_vcpu_host_fp_restore(
struct kvm_cpu_context *cntx)
{
}
#endif
int kvm_riscv_vcpu_get_reg_fp(struct kvm_vcpu *vcpu,
const struct kvm_one_reg *reg,
unsigned long rtype);
int kvm_riscv_vcpu_set_reg_fp(struct kvm_vcpu *vcpu,
const struct kvm_one_reg *reg,
unsigned long rtype);
#endif
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