From nobody Thu Jan 1 12:29:47 2026 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; dmarc=pass(p=none dis=none) header.from=nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1698077577; cv=none; d=zohomail.com; s=zohoarc; b=fWeBZfRA/XjKIAVjiJPB7zMoCJGf4azzGDsayMyN/3iWaP0pklrIAkj9wP7tki9ajMvfLbPaxbLhLxtdvjKAktM5fH4BBO6JimgXBrPxh+PauEauWJLXqb+q+mWU6dGvB500elYEtAXHHEgMTtXE8aG+zkn1Z1r7AHKZkR0mTZo= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1698077577; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Reply-To:References:Sender:Subject:Subject:To:To:Message-Id; bh=0KIODyepGclkwnL/5/EbamJUbzz7wH6clIWoDH33cY4=; b=jM2gM29yfr2CRK0TmefQZT0jFUItspsbbOuKELoWMA2UwIOQsCu+4RPD8f6BD7egQTMNQRK6GpAGs2KTwN9VHu1ExM+Aot5vlBmpz3ozPfpN+NF/+CqSW/liw6HN93OK3Dsx3gg38TP19buHKQavw5rDvOmDHUxwpl3thEL07AA= ARC-Authentication-Results: i=1; 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; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1698077577296390.9710421053759; Mon, 23 Oct 2023 09:12:57 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1quxXs-0000h8-BH; Mon, 23 Oct 2023 12:12:48 -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 1quxXo-0000Ox-LH for qemu-devel@nongnu.org; Mon, 23 Oct 2023 12:12:46 -0400 Received: from frasgout.his.huawei.com ([185.176.79.56]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1quxXn-0002A0-19 for qemu-devel@nongnu.org; Mon, 23 Oct 2023 12:12:44 -0400 Received: from lhrpeml500005.china.huawei.com (unknown [172.18.147.201]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4SDgDx54vBz67ZCr; Tue, 24 Oct 2023 00:12:01 +0800 (CST) Received: from SecurePC-101-06.china.huawei.com (10.122.247.231) by lhrpeml500005.china.huawei.com (7.191.163.240) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Mon, 23 Oct 2023 17:12:40 +0100 To: , , Michael Tsirkin , Michael Tokarev CC: , Fan Ni , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Gregory Price , Davidlohr Bueso , Klaus Jensen , Corey Minyard Subject: [PATCH v2 09/17] hw/pci-bridge/cxl_downstream: Set default link width and link speed Date: Mon, 23 Oct 2023 17:07:58 +0100 Message-ID: <20231023160806.13206-10-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231023160806.13206-1-Jonathan.Cameron@huawei.com> References: <20231023160806.13206-1-Jonathan.Cameron@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.122.247.231] X-ClientProxiedBy: lhrpeml500005.china.huawei.com (7.191.163.240) To lhrpeml500005.china.huawei.com (7.191.163.240) X-CFilter-Loop: Reflected 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=185.176.79.56; envelope-from=jonathan.cameron@huawei.com; helo=frasgout.his.huawei.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=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: , Reply-to: Jonathan Cameron From: Jonathan Cameron via Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1698077579400100003 Content-Type: text/plain; charset="utf-8" Without these being set the PCIE Link Capabilities register has invalid values in these two fields. Signed-off-by: Jonathan Cameron --- hw/pci-bridge/cxl_downstream.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/hw/pci-bridge/cxl_downstream.c b/hw/pci-bridge/cxl_downstream.c index 8d99e1e96d..405a133eef 100644 --- a/hw/pci-bridge/cxl_downstream.c +++ b/hw/pci-bridge/cxl_downstream.c @@ -210,6 +210,19 @@ static void cxl_dsp_exitfn(PCIDevice *d) pci_bridge_exitfn(d); } =20 +static void cxl_dsp_instance_post_init(Object *obj) +{ + PCIESlot *s =3D PCIE_SLOT(obj); + + if (!s->speed) { + s->speed =3D QEMU_PCI_EXP_LNK_2_5GT; + } + + if (!s->width) { + s->width =3D QEMU_PCI_EXP_LNK_X1; + } +} + static void cxl_dsp_class_init(ObjectClass *oc, void *data) { DeviceClass *dc =3D DEVICE_CLASS(oc); @@ -230,6 +243,7 @@ static const TypeInfo cxl_dsp_info =3D { .name =3D TYPE_CXL_DSP, .instance_size =3D sizeof(CXLDownstreamPort), .parent =3D TYPE_PCIE_SLOT, + .instance_post_init =3D cxl_dsp_instance_post_init, .class_init =3D cxl_dsp_class_init, .interfaces =3D (InterfaceInfo[]) { { INTERFACE_PCIE_DEVICE }, --=20 2.39.2