From patchwork Wed Sep 18 06:54:25 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bibo Mao X-Patchwork-Id: 13806626 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 820D5FA3758 for ; Wed, 18 Sep 2024 06:55:11 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sqoaN-0003U3-0p; Wed, 18 Sep 2024 02:54:47 -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 1sqoaC-0002yK-Sj for qemu-devel@nongnu.org; Wed, 18 Sep 2024 02:54:38 -0400 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sqoa9-0005Or-7T for qemu-devel@nongnu.org; Wed, 18 Sep 2024 02:54:36 -0400 Received: from loongson.cn (unknown [10.2.5.213]) by gateway (Coremail) with SMTP id _____8CxPusneepmv34KAA--.24577S3; Wed, 18 Sep 2024 14:54:31 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.213]) by front1 (Coremail) with SMTP id qMiowMAxSeYieepmKlQJAA--.53115S9; Wed, 18 Sep 2024 14:54:30 +0800 (CST) From: Bibo Mao To: Song Gao , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Cc: Jiaxun Yang , qemu-devel@nongnu.org Subject: [PATCH v2 7/8] hw/intc/loongarch_pch: Add pre_save and post_load interfaces Date: Wed, 18 Sep 2024 14:54:25 +0800 Message-Id: <20240918065426.2341823-8-maobibo@loongson.cn> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20240918065426.2341823-1-maobibo@loongson.cn> References: <20240918065426.2341823-1-maobibo@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: qMiowMAxSeYieepmKlQJAA--.53115S9 X-CM-SenderInfo: xpdruxter6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== 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, 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Add vmstate pre_save and post_load interfaces, which can be used by pic kvm driver in future. Signed-off-by: Bibo Mao --- hw/intc/loongarch_pic_common.c | 26 ++++++++++++++++++++++++++ include/hw/intc/loongarch_pic_common.h | 2 ++ 2 files changed, 28 insertions(+) diff --git a/hw/intc/loongarch_pic_common.c b/hw/intc/loongarch_pic_common.c index 28e9376557..a74b6c7b44 100644 --- a/hw/intc/loongarch_pic_common.c +++ b/hw/intc/loongarch_pic_common.c @@ -10,6 +10,30 @@ #include "hw/qdev-properties.h" #include "migration/vmstate.h" +static int loongarch_pic_pre_save(void *opaque) +{ + LoongArchPICCommonState *s = (LoongArchPICCommonState *)opaque; + LoongArchPICCommonClass *lpcc = LOONGARCH_PIC_COMMON_GET_CLASS(s); + + if (lpcc->pre_save) { + return lpcc->pre_save(s); + } + + return 0; +} + +static int loongarch_pic_post_load(void *opaque, int version_id) +{ + LoongArchPICCommonState *s = (LoongArchPICCommonState *)opaque; + LoongArchPICCommonClass *lpcc = LOONGARCH_PIC_COMMON_GET_CLASS(s); + + if (lpcc->post_load) { + return lpcc->post_load(s, version_id); + } + + return 0; +} + static void loongarch_pic_common_realize(DeviceState *dev, Error **errp) { LoongArchPICCommonState *s = LOONGARCH_PIC_COMMON(dev); @@ -29,6 +53,8 @@ static const VMStateDescription vmstate_loongarch_pic_common = { .name = "loongarch_pch_pic", .version_id = 1, .minimum_version_id = 1, + .pre_save = loongarch_pic_pre_save, + .post_load = loongarch_pic_post_load, .fields = (const VMStateField[]) { VMSTATE_UINT64(int_mask, LoongArchPICCommonState), VMSTATE_UINT64(htmsi_en, LoongArchPICCommonState), diff --git a/include/hw/intc/loongarch_pic_common.h b/include/hw/intc/loongarch_pic_common.h index 0a1a28063c..43cce48978 100644 --- a/include/hw/intc/loongarch_pic_common.h +++ b/include/hw/intc/loongarch_pic_common.h @@ -76,5 +76,7 @@ struct LoongArchPICCommonClass { SysBusDeviceClass parent_class; DeviceRealize parent_realize; + int (*pre_save)(LoongArchPICCommonState *s); + int (*post_load)(LoongArchPICCommonState *s, int version_id); }; #endif /* HW_LOONGARCH_PIC_COMMON_H */