From nobody Sat Nov 15 20:35:36 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1748335555673691.7629814289984; Tue, 27 May 2025 01:45:55 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uJpvl-0003KR-6C; Tue, 27 May 2025 04:45:05 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uJpvi-0003Fy-98 for qemu-devel@nongnu.org; Tue, 27 May 2025 04:45:02 -0400 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uJpvf-0000fo-VQ for qemu-devel@nongnu.org; Tue, 27 May 2025 04:45:01 -0400 Received: from loongson.cn (unknown [10.2.5.213]) by gateway (Coremail) with SMTP id _____8AxWXGJezVoZBj+AA--.16590S3; Tue, 27 May 2025 16:44:57 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.213]) by front1 (Coremail) with SMTP id qMiowMBx3xtyezVolPn0AA--.53554S11; Tue, 27 May 2025 16:44:57 +0800 (CST) From: Bibo Mao To: Song Gao Cc: Jiaxun Yang , Huacai Chen , qemu-devel@nongnu.org, Xianglai Li Subject: [PATCH v2 09/12] hw/intc/loongarch_pch: Inject irq line interrupt to kernel Date: Tue, 27 May 2025 16:44:27 +0800 Message-Id: <20250527084430.3468174-10-maobibo@loongson.cn> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20250527084430.3468174-1-maobibo@loongson.cn> References: <20250527084430.3468174-1-maobibo@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: qMiowMBx3xtyezVolPn0AA--.53554S11 X-CM-SenderInfo: xpdruxter6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=114.242.206.163; envelope-from=maobibo@loongson.cn; helo=mail.loongson.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1748335556400116600 Content-Type: text/plain; charset="utf-8" If kvm_irqchip_in_kernel() return true, irq line interrupt can be injected with API kvm_set_irq() to KVM. Signed-off-by: Bibo Mao --- 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 5ac035d8b8..bd070e10ab 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, i= nt level) assert(irq < s->irq_num); trace_loongarch_pch_pic_irq_handler(irq, level); =20 + if (kvm_irqchip_in_kernel()) { + kvm_set_irq(kvm_state, irq, !!level); + return; + } + if (s->intedge & mask) { /* Edge triggered */ if (level) { --=20 2.39.3