From nobody Sun Nov 24 05:06:16 2024 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=1726508176; cv=none; d=zohomail.com; s=zohoarc; b=WGzqPDizucFGmL7SIo3GF+fbeJd/Hxcc4u4P7nhyU8OQYhU/AANp/DtEx5hVXiyh6SJOVbemX1h/Ey5e48cBUxv7RhJ0J8Nm24doA1PPaLDm9uffmMgbXTt+GM7yGOR2QQuN8MUjJxKb2BCLfFFEDxdfccpdLWp5UlOm4tNA0hs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1726508176; 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=pmkSuRxyZRifWrqmLOUenPTYruDPF1i4LcnmNZ6hghs=; b=i58KFBrXstXTeSYcnKEwySJCQl72d1CvZctRMl6oPgmp7eprlAhTm9LRztrQGgIpel5rBJV6C+ws3/Rcc1oaRGQLVb9xbo3kuLAO0Uq9STmGQgJMerGf5jew5j9satX4Tfftt9oWLgJwTKLB42zt8kCdXct6J6orym15Bpzms+E= 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 1726508176989272.1557663556181; Mon, 16 Sep 2024 10:36:16 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sqFdq-0007jY-O2; Mon, 16 Sep 2024 13:36:02 -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 1sqFdo-0007j0-Gm for qemu-devel@nongnu.org; Mon, 16 Sep 2024 13:36:00 -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 1sqFdn-0003QW-0H for qemu-devel@nongnu.org; Mon, 16 Sep 2024 13:36:00 -0400 Received: from mail.maildlp.com (unknown [172.18.186.31]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4X6sWr2mfpz6K6gc; Tue, 17 Sep 2024 01:35:52 +0800 (CST) Received: from frapeml500008.china.huawei.com (unknown [7.182.85.71]) by mail.maildlp.com (Postfix) with ESMTPS id 1BE831401F3; Tue, 17 Sep 2024 01:35:57 +0800 (CST) Received: from SecurePC-101-06.china.huawei.com (10.122.19.247) by frapeml500008.china.huawei.com (7.182.85.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Mon, 16 Sep 2024 19:35:54 +0200 To: , Markus Armbruster , CC: , , , Dave Jiang , Huang Ying , Michael Roth , Subject: [PATCH 1/6] hw/pci-bridge/cxl_root_port: Provide x-speed and x-width properties. Date: Mon, 16 Sep 2024 18:35:13 +0100 Message-ID: <20240916173518.1843023-2-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240916173518.1843023-1-Jonathan.Cameron@huawei.com> References: <20240916173518.1843023-1-Jonathan.Cameron@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.122.19.247] X-ClientProxiedBy: lhrpeml100001.china.huawei.com (7.191.160.183) To frapeml500008.china.huawei.com (7.182.85.71) 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: -51 X-Spam_score: -5.2 X-Spam_bar: ----- X-Spam_report: (-5.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-1.048, 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: 1726508177748116600 Content-Type: text/plain; charset="utf-8" Approach copied from gen_pcie_root_port.c Previously the link defaulted to a maximum of 2.5GT/s and 1x. Enable setti= ng it's maximum values. The actual value after 'training' will depend on the downstream device configuration. Signed-off-by: Jonathan Cameron Reviewed-by: Fan Ni --- hw/pci-bridge/cxl_root_port.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/hw/pci-bridge/cxl_root_port.c b/hw/pci-bridge/cxl_root_port.c index 2dd10239bd..5e2156d7ba 100644 --- a/hw/pci-bridge/cxl_root_port.c +++ b/hw/pci-bridge/cxl_root_port.c @@ -24,6 +24,7 @@ #include "hw/pci/pcie_port.h" #include "hw/pci/msi.h" #include "hw/qdev-properties.h" +#include "hw/qdev-properties-system.h" #include "hw/sysbus.h" #include "qapi/error.h" #include "hw/cxl/cxl.h" @@ -206,6 +207,10 @@ static Property gen_rp_props[] =3D { -1), DEFINE_PROP_SIZE("pref64-reserve", CXLRootPort, res_reserve.mem_pref_6= 4, -1), + DEFINE_PROP_PCIE_LINK_SPEED("x-speed", PCIESlot, + speed, PCIE_LINK_SPEED_64), + DEFINE_PROP_PCIE_LINK_WIDTH("x-width", PCIESlot, + width, PCIE_LINK_WIDTH_32), DEFINE_PROP_END_OF_LIST() }; =20 --=20 2.43.0