LoongArch: KVM: Add DMSINTC inject msi to vCPU

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Implement irqfd that deliver msi to vCPU and vCPU dmsintc irq injection.
Add pch_msi_set_irq() choice dmsintc to set msi irq by the msg_addr and
implement dmsintc set msi irq.

Signed-off-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>

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Song Gao 2026-04-09 18:56:37 +08:00 • committed by Huacai Chen

parent 229132c309

commit 03de5eecb0

6 changed files with 99 additions and 8 deletions

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3

arch/loongarch/include/asm/kvm_dmsintc.h

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3

arch/loongarch/include/asm/kvm_pch_pic.h

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74

arch/loongarch/kvm/intc/dmsintc.c

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arch/loongarch/kvm/intc/pch_pic.c

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arch/loongarch/kvm/interrupt.c

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10

arch/loongarch/kvm/irqfd.c

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