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GET /api/patches/816812/?format=api
{ "id": 816812, "url": "http://patchwork.ozlabs.org/api/patches/816812/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/patch/1505992913-107256-10-git-send-email-linyunsheng@huawei.com/", "project": { "id": 7, "url": "http://patchwork.ozlabs.org/api/projects/7/?format=api", "name": "Linux network development", "link_name": "netdev", "list_id": "netdev.vger.kernel.org", "list_email": "netdev@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1505992913-107256-10-git-send-email-linyunsheng@huawei.com>", "list_archive_url": null, "date": "2017-09-21T11:21:52", "name": "[net-next,09/10] net: hns3: Setting for fc_mode and dcb enable flag in TM module", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": true, "hash": "f41a81cb685ec88d016af95ead1ec84012d13898", "submitter": { "id": 71804, "url": "http://patchwork.ozlabs.org/api/people/71804/?format=api", "name": "Yunsheng Lin", "email": "linyunsheng@huawei.com" }, "delegate": { "id": 34, "url": "http://patchwork.ozlabs.org/api/users/34/?format=api", "username": "davem", "first_name": "David", "last_name": "Miller", "email": "davem@davemloft.net" }, "mbox": "http://patchwork.ozlabs.org/project/netdev/patch/1505992913-107256-10-git-send-email-linyunsheng@huawei.com/mbox/", "series": [ { "id": 4360, "url": "http://patchwork.ozlabs.org/api/series/4360/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/list/?series=4360", "date": "2017-09-21T11:21:52", "name": "Add support for DCB feature in hns3 driver", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/4360/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/816812/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/816812/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<netdev-owner@vger.kernel.org>", "X-Original-To": "patchwork-incoming@ozlabs.org", "Delivered-To": "patchwork-incoming@ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=<UNKNOWN>)", "Received": [ "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xyZ3N5jFhz9t3m\n\tfor <patchwork-incoming@ozlabs.org>;\n\tThu, 21 Sep 2017 21:22:56 +1000 (AEST)", "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1751907AbdIULW2 (ORCPT <rfc822;patchwork-incoming@ozlabs.org>);\n\tThu, 21 Sep 2017 07:22:28 -0400", "from szxga04-in.huawei.com ([45.249.212.190]:6959 \"EHLO\n\tszxga04-in.huawei.com\" rhost-flags-OK-OK-OK-OK) by vger.kernel.org\n\twith ESMTP id S1751799AbdIULWX (ORCPT\n\t<rfc822;netdev@vger.kernel.org>); Thu, 21 Sep 2017 07:22:23 -0400", "from 172.30.72.60 (EHLO DGGEMS408-HUB.china.huawei.com)\n\t([172.30.72.60])\n\tby dggrg04-dlp.huawei.com (MOS 4.4.6-GA FastPath queued)\n\twith ESMTP id DHR44642; Thu, 21 Sep 2017 19:22:20 +0800 (CST)", "from localhost.localdomain (10.67.212.75) by\n\tDGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP\n\tServer id 14.3.301.0; Thu, 21 Sep 2017 19:22:10 +0800" ], "From": "Yunsheng Lin <linyunsheng@huawei.com>", "To": "<davem@davemloft.net>", "CC": "<huangdaode@hisilicon.com>, <xuwei5@hisilicon.com>,\n\t<liguozhu@hisilicon.com>, <Yisen.Zhuang@huawei.com>,\n\t<gabriele.paoloni@huawei.com>, <john.garry@huawei.com>,\n\t<linuxarm@huawei.com>, <yisen.zhuang@huawei.com>,\n\t<salil.mehta@huawei.com>, <lipeng321@huawei.com>,\n\t<netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>", "Subject": "[PATCH net-next 09/10] net: hns3: Setting for fc_mode and dcb\n\tenable flag in TM module", "Date": "Thu, 21 Sep 2017 19:21:52 +0800", "Message-ID": "<1505992913-107256-10-git-send-email-linyunsheng@huawei.com>", "X-Mailer": "git-send-email 1.9.1", "In-Reply-To": "<1505992913-107256-1-git-send-email-linyunsheng@huawei.com>", "References": "<1505992913-107256-1-git-send-email-linyunsheng@huawei.com>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Originating-IP": "[10.67.212.75]", "X-CFilter-Loop": "Reflected", "X-Mirapoint-Virus-RAPID-Raw": "score=unknown(0),\n\trefid=str=0001.0A090205.59C3A0EC.03C7, ss=1, re=0.000, recu=0.000,\n\treip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0,\n\tso=2014-11-16 11:51:01, dmn=2013-03-21 17:37:32", "X-Mirapoint-Loop-Id": "fa7758841e88c1f2abac97d02ffb4a4d", "Sender": "netdev-owner@vger.kernel.org", "Precedence": "bulk", "List-ID": "<netdev.vger.kernel.org>", "X-Mailing-List": "netdev@vger.kernel.org" }, "content": "After the DCB feature is supported, fc_mode and dcb enable flag\nmust be set according to the DCB parameter.\n\nSigned-off-by: Yunsheng Lin <linyunsheng@huawei.com>\n---\n .../net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c | 34 +++++++++++++++++++---\n 1 file changed, 30 insertions(+), 4 deletions(-)", "diff": "diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c\nindex e158e66..cc5efda 100644\n--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c\n+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c\n@@ -487,7 +487,11 @@ static void hclge_tm_tc_info_init(struct hclge_dev *hdev)\n \t\thdev->tm_info.prio_tc[i] =\n \t\t\t(i >= hdev->tm_info.num_tc) ? 0 : i;\n \n-\thdev->flag &= ~HCLGE_FLAG_DCB_ENABLE;\n+\t/* DCB is enabled if we have more than 1 TC */\n+\tif (hdev->tm_info.num_tc > 1)\n+\t\thdev->flag |= HCLGE_FLAG_DCB_ENABLE;\n+\telse\n+\t\thdev->flag &= ~HCLGE_FLAG_DCB_ENABLE;\n }\n \n static void hclge_tm_pg_info_init(struct hclge_dev *hdev)\n@@ -513,6 +517,24 @@ static void hclge_tm_pg_info_init(struct hclge_dev *hdev)\n \t}\n }\n \n+static void hclge_pfc_info_init(struct hclge_dev *hdev)\n+{\n+\tif (!(hdev->flag & HCLGE_FLAG_DCB_ENABLE)) {\n+\t\tif (hdev->fc_mode_last_time == HCLGE_FC_PFC)\n+\t\t\tdev_warn(&hdev->pdev->dev,\n+\t\t\t\t \"DCB is disable, but last mode is FC_PFC\\n\");\n+\n+\t\thdev->tm_info.fc_mode = hdev->fc_mode_last_time;\n+\t} else if (hdev->tm_info.fc_mode != HCLGE_FC_PFC) {\n+\t\t/* fc_mode_last_time record the last fc_mode when\n+\t\t * DCB is enabled, so that fc_mode can be set to\n+\t\t * the correct value when DCB is disabled.\n+\t\t */\n+\t\thdev->fc_mode_last_time = hdev->tm_info.fc_mode;\n+\t\thdev->tm_info.fc_mode = HCLGE_FC_PFC;\n+\t}\n+}\n+\n static int hclge_tm_schd_info_init(struct hclge_dev *hdev)\n {\n \tif ((hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE) &&\n@@ -525,8 +547,7 @@ static int hclge_tm_schd_info_init(struct hclge_dev *hdev)\n \n \thclge_tm_vport_info_update(hdev);\n \n-\thdev->tm_info.fc_mode = HCLGE_FC_NONE;\n-\thdev->fc_mode_last_time = hdev->tm_info.fc_mode;\n+\thclge_pfc_info_init(hdev);\n \n \treturn 0;\n }\n@@ -1159,8 +1180,13 @@ int hclge_tm_init_hw(struct hclge_dev *hdev)\n \n int hclge_tm_schd_init(struct hclge_dev *hdev)\n {\n-\tint ret = hclge_tm_schd_info_init(hdev);\n+\tint ret;\n+\n+\t/* fc_mode is HCLGE_FC_FULL on reset */\n+\thdev->tm_info.fc_mode = HCLGE_FC_FULL;\n+\thdev->fc_mode_last_time = hdev->tm_info.fc_mode;\n \n+\tret = hclge_tm_schd_info_init(hdev);\n \tif (ret)\n \t\treturn ret;\n \n", "prefixes": [ "net-next", "09/10" ] }