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38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
/*
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* Accelerated irqchip abstraction
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*
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* Copyright Microsoft, Corp. 2025
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*
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* Authors: Ziqiao Zhou <ziqiaozhou@microsoft.com>
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* Magnus Kulke <magnuskulke@microsoft.com>
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef SYSTEM_ACCEL_IRQ_H
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#define SYSTEM_ACCEL_IRQ_H
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#include "hw/pci/msi.h"
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#include "qemu/osdep.h"
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#include "system/kvm.h"
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#include "system/mshv.h"
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static inline bool accel_msi_via_irqfd_enabled(void)
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{
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return mshv_msi_via_irqfd_enabled() || kvm_msi_via_irqfd_enabled();
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}
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static inline bool accel_irqchip_is_split(void)
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{
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return mshv_msi_via_irqfd_enabled() || kvm_irqchip_is_split();
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}
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int accel_irqchip_add_msi_route(KVMRouteChange *c, int vector, PCIDevice *dev);
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int accel_irqchip_update_msi_route(int vector, MSIMessage msg, PCIDevice *dev);
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void accel_irqchip_commit_route_changes(KVMRouteChange *c);
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void accel_irqchip_commit_routes(void);
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void accel_irqchip_release_virq(int virq);
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int accel_irqchip_add_irqfd_notifier_gsi(EventNotifier *n, EventNotifier *rn,
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int virq);
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int accel_irqchip_remove_irqfd_notifier_gsi(EventNotifier *n, int virq);
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#endif
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