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59 lines
1.7 KiB
59 lines
1.7 KiB
/* 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 <[email protected]> |
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* Anup Patel <[email protected]> |
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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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unsigned long isa); |
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void kvm_riscv_vcpu_guest_fp_restore(struct kvm_cpu_context *cntx, |
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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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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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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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