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GET /api/patches/1257950/?format=api
{ "id": 1257950, "url": "http://patchwork.ozlabs.org/api/patches/1257950/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20200319052629.7282-1-kai.heng.feng@canonical.com/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/projects/46/?format=api", "name": "Intel Wired Ethernet development", "link_name": "intel-wired-lan", "list_id": "intel-wired-lan.osuosl.org", "list_email": "intel-wired-lan@osuosl.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20200319052629.7282-1-kai.heng.feng@canonical.com>", "list_archive_url": null, "date": "2020-03-19T05:26:29", "name": "[1/1] e1000e: Disable s0ix flow for X1 Carbon 7th", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "b50a44c38876aa8f1f5d1ac941376e6208de6a0a", "submitter": { "id": 70328, "url": "http://patchwork.ozlabs.org/api/people/70328/?format=api", "name": "Kai-Heng Feng", "email": "kai.heng.feng@canonical.com" }, "delegate": { "id": 68, "url": "http://patchwork.ozlabs.org/api/users/68/?format=api", "username": "jtkirshe", "first_name": "Jeff", "last_name": "Kirsher", "email": "jeffrey.t.kirsher@intel.com" }, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20200319052629.7282-1-kai.heng.feng@canonical.com/mbox/", "series": [ { "id": 165274, "url": "http://patchwork.ozlabs.org/api/series/165274/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=165274", "date": "2020-03-19T05:26:29", "name": "[1/1] e1000e: Disable s0ix flow for X1 Carbon 7th", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/165274/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/1257950/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/1257950/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Delivered-To": [ "patchwork-incoming@bilbo.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Authentication-Results": [ "ozlabs.org; spf=pass (sender SPF authorized)\n\tsmtp.mailfrom=osuosl.org (client-ip=140.211.166.138;\n\thelo=whitealder.osuosl.org;\n\tenvelope-from=intel-wired-lan-bounces@osuosl.org;\n\treceiver=<UNKNOWN>)", "ozlabs.org; dmarc=fail (p=none dis=none)\n\theader.from=canonical.com" ], "Received": [ "from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 48jb516bZyz9sRY\n\tfor <incoming@patchwork.ozlabs.org>;\n\tThu, 19 Mar 2020 16:27:17 +1100 (AEDT)", "from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id BC467879AA;\n\tThu, 19 Mar 2020 05:27:15 +0000 (UTC)", "from whitealder.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id ecsk0cBRrXyZ; Thu, 19 Mar 2020 05:27:14 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id BC8A88798A;\n\tThu, 19 Mar 2020 05:27:14 +0000 (UTC)", "from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137])\n\tby ash.osuosl.org (Postfix) with ESMTP id 83DCD1BF84C\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tThu, 19 Mar 2020 05:27:13 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 713A58688F\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tThu, 19 Mar 2020 05:27:13 +0000 (UTC)", "from fraxinus.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id h8LmzW2AdYEe for <intel-wired-lan@lists.osuosl.org>;\n\tThu, 19 Mar 2020 05:27:12 +0000 (UTC)", "from youngberry.canonical.com (youngberry.canonical.com\n\t[91.189.89.112])\n\tby fraxinus.osuosl.org (Postfix) with ESMTPS id 64B7F8687B\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tThu, 19 Mar 2020 05:27:12 +0000 (UTC)", "from 61-220-137-37.hinet-ip.hinet.net ([61.220.137.37]\n\thelo=localhost) by youngberry.canonical.com with esmtpsa\n\t(TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.86_2)\n\t(envelope-from <kai.heng.feng@canonical.com>)\n\tid 1jEnha-00032L-70; Thu, 19 Mar 2020 05:26:42 +0000" ], "X-Virus-Scanned": [ "amavisd-new at osuosl.org", "amavisd-new at osuosl.org" ], "X-Greylist": "domain auto-whitelisted by SQLgrey-1.7.6", "From": "Kai-Heng Feng <kai.heng.feng@canonical.com>", "To": "jeffrey.t.kirsher@intel.com", "Date": "Thu, 19 Mar 2020 13:26:29 +0800", "Message-Id": "<20200319052629.7282-1-kai.heng.feng@canonical.com>", "X-Mailer": "git-send-email 2.17.1", "Subject": "[Intel-wired-lan] [PATCH 1/1] e1000e: Disable s0ix flow for X1\n\tCarbon 7th", "X-BeenThere": "intel-wired-lan@osuosl.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n\t<intel-wired-lan.osuosl.org>", "List-Unsubscribe": "<https://lists.osuosl.org/mailman/options/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@osuosl.org?subject=help>", "List-Subscribe": "<https://lists.osuosl.org/mailman/listinfo/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@osuosl.org?subject=subscribe>", "Cc": "\"open list:NETWORKING DRIVERS\" <netdev@vger.kernel.org>,\n\tKai-Heng Feng <kai.heng.feng@canonical.com>,\n\t\"moderated list:INTEL ETHERNET DRIVERS\"\n\t<intel-wired-lan@lists.osuosl.org>, \n\t\"David S. Miller\" <davem@davemloft.net>,\n\topen list <linux-kernel@vger.kernel.org>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "intel-wired-lan-bounces@osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@osuosl.org>" }, "content": "The s0ix flow makes X1 Carbon 7th can only run S2Idle for only once.\n\nTemporarily disable it until Intel found a solution.\n\nLink: https://lists.osuosl.org/pipermail/intel-wired-lan/Week-of-Mon-20200316/019222.html\nBugLink: https://bugs.launchpad.net/bugs/1865570\nSigned-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>\n---\n drivers/net/ethernet/intel/e1000e/netdev.c | 16 ++++++++++++++--\n 1 file changed, 14 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c\nindex db4ea58bac82..3e090aa993ee 100644\n--- a/drivers/net/ethernet/intel/e1000e/netdev.c\n+++ b/drivers/net/ethernet/intel/e1000e/netdev.c\n@@ -25,6 +25,7 @@\n #include <linux/pm_runtime.h>\n #include <linux/aer.h>\n #include <linux/prefetch.h>\n+#include <linux/dmi.h>\n \n #include \"e1000.h\"\n \n@@ -6843,6 +6844,17 @@ static int __e1000_resume(struct pci_dev *pdev)\n }\n \n #ifdef CONFIG_PM_SLEEP\n+static const struct dmi_system_id s0ix_blacklist[] = {\n+\t{\n+\t\t.ident = \"LENOVO ThinkPad X1 Carbon 7th\",\n+\t\t.matches = {\n+\t\t\tDMI_MATCH(DMI_SYS_VENDOR, \"LENOVO\"),\n+\t\t\tDMI_MATCH(DMI_PRODUCT_VERSION, \"ThinkPad X1 Carbon 7th\"),\n+\t\t},\n+\t},\n+\t{}\n+};\n+\n static int e1000e_pm_suspend(struct device *dev)\n {\n \tstruct net_device *netdev = pci_get_drvdata(to_pci_dev(dev));\n@@ -6860,7 +6872,7 @@ static int e1000e_pm_suspend(struct device *dev)\n \t\te1000e_pm_thaw(dev);\n \n \t/* Introduce S0ix implementation */\n-\tif (hw->mac.type >= e1000_pch_cnp)\n+\tif (hw->mac.type >= e1000_pch_cnp && !dmi_check_system(s0ix_blacklist))\n \t\te1000e_s0ix_entry_flow(adapter);\n \n \treturn rc;\n@@ -6875,7 +6887,7 @@ static int e1000e_pm_resume(struct device *dev)\n \tint rc;\n \n \t/* Introduce S0ix implementation */\n-\tif (hw->mac.type >= e1000_pch_cnp)\n+\tif (hw->mac.type >= e1000_pch_cnp && !dmi_check_system(s0ix_blacklist))\n \t\te1000e_s0ix_exit_flow(adapter);\n \n \trc = __e1000_resume(pdev);\n", "prefixes": [ "1/1" ] }