From 0dd6798a1adda03dcfa6304437faa8e62a193d9c Mon Sep 17 00:00:00 2001 From: Bibo Mao Date: Fri, 6 Jun 2025 14:30:29 +0800 Subject: [PATCH] hw/intc/loongarch_pch: Inject irq line interrupt to kernel If kvm_irqchip_in_kernel() return true, irq line interrupt can be injected with API kvm_set_irq() to KVM. Reviewed-by: Song Gao Signed-off-by: Bibo Mao Message-ID: <20250606063033.2557365-10-maobibo@loongson.cn> Signed-off-by: Song Gao --- hw/intc/loongarch_pch_pic.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/hw/intc/loongarch_pch_pic.c b/hw/intc/loongarch_pch_pic.c index 13b5766444c..1adef980d48 100644 --- a/hw/intc/loongarch_pch_pic.c +++ b/hw/intc/loongarch_pch_pic.c @@ -49,6 +49,11 @@ static void pch_pic_irq_handler(void *opaque, int irq, int level) assert(irq < s->irq_num); trace_loongarch_pch_pic_irq_handler(irq, level); + if (kvm_irqchip_in_kernel()) { + kvm_set_irq(kvm_state, irq, !!level); + return; + } + if (s->intedge & mask) { /* Edge triggered */ if (level) { -- 2.47.2