From patchwork Mon Sep 17 13:55:14 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lijun Ou X-Patchwork-Id: 10602749 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5A93317D5 for ; Mon, 17 Sep 2018 13:18:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4CE9229C0D for ; Mon, 17 Sep 2018 13:18:42 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 410E829C13; Mon, 17 Sep 2018 13:18:42 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DB0C429C13 for ; Mon, 17 Sep 2018 13:18:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728085AbeIQSp7 (ORCPT ); Mon, 17 Sep 2018 14:45:59 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:53696 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728079AbeIQSp6 (ORCPT ); Mon, 17 Sep 2018 14:45:58 -0400 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id B69A3B3206F09; Mon, 17 Sep 2018 21:18:36 +0800 (CST) Received: from linux-ioko.site (10.71.200.31) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.399.0; Mon, 17 Sep 2018 21:18:33 +0800 From: Lijun Ou To: , CC: , Subject: [PATCH V2 for-next 3/4] RDMA/hns: Add CM of vlan device support Date: Mon, 17 Sep 2018 21:55:14 +0800 Message-ID: <1537192515-114922-4-git-send-email-oulijun@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1537192515-114922-1-git-send-email-oulijun@huawei.com> References: <1537192515-114922-1-git-send-email-oulijun@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.71.200.31] X-CFilter-Loop: Reflected Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch mainly set the vlan_id field in the wc for rdma_listen() to work over vlan. This is required by ib_init_ah_attr_from_wc() which is called by the CM REQ handler. Signed-off-by: Lijun Ou --- drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 9 ++++++++- drivers/infiniband/hw/hns/hns_roce_hw_v2.h | 5 +++++ 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index b8e515f..4020584 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -2292,7 +2292,14 @@ static int hns_roce_v2_poll_one(struct hns_roce_cq *hr_cq, wc->smac[5] = roce_get_field(cqe->byte_28, V2_CQE_BYTE_28_SMAC_5_M, V2_CQE_BYTE_28_SMAC_5_S); - wc->vlan_id = 0xffff; + if (roce_get_bit(cqe->byte_28, V2_CQE_BYTE_28_VID_VLD_S)) { + wc->vlan_id = (u16)roce_get_field(cqe->byte_28, + V2_CQE_BYTE_28_VID_M, + V2_CQE_BYTE_28_VID_S); + } else { + wc->vlan_id = 0xffff; + } + wc->wc_flags |= (IB_WC_WITH_VLAN | IB_WC_WITH_SMAC); wc->network_hdr_type = roce_get_field(cqe->byte_28, V2_CQE_BYTE_28_PORT_TYPE_M, diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h index 6f92722..d04be1c 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h @@ -818,6 +818,11 @@ struct hns_roce_v2_cqe { #define V2_CQE_BYTE_28_PORT_TYPE_S 16 #define V2_CQE_BYTE_28_PORT_TYPE_M GENMASK(17, 16) +#define V2_CQE_BYTE_28_VID_S 18 +#define V2_CQE_BYTE_28_VID_M GENMASK(29, 18) + +#define V2_CQE_BYTE_28_VID_VLD_S 30 + #define V2_CQE_BYTE_32_RMT_QPN_S 0 #define V2_CQE_BYTE_32_RMT_QPN_M GENMASK(23, 0)