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