From patchwork Fri Apr 2 09:07:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weihang Li X-Patchwork-Id: 12180481 X-Patchwork-Delegate: jgg@ziepe.ca Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 558DEC43460 for ; Fri, 2 Apr 2021 09:10:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3B46361105 for ; Fri, 2 Apr 2021 09:10:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234389AbhDBJKS (ORCPT ); Fri, 2 Apr 2021 05:10:18 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:14677 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234821AbhDBJKR (ORCPT ); Fri, 2 Apr 2021 05:10:17 -0400 Received: from DGGEMS403-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4FBZ2H2QTvznXlB; Fri, 2 Apr 2021 17:07:35 +0800 (CST) Received: from localhost.localdomain (10.67.165.24) by DGGEMS403-HUB.china.huawei.com (10.3.19.203) with Microsoft SMTP Server id 14.3.498.0; Fri, 2 Apr 2021 17:10:05 +0800 From: Weihang Li To: , CC: , , , Weihang Li Subject: [PATCH for-next 1/9] RDMA/hns: Avoid enabling RQ inline on UD Date: Fri, 2 Apr 2021 17:07:26 +0800 Message-ID: <1617354454-47840-2-git-send-email-liweihang@huawei.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1617354454-47840-1-git-send-email-liweihang@huawei.com> References: <1617354454-47840-1-git-send-email-liweihang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org RQ inline is not supported on UD/GSI QP, it should be disabled in QPC. Signed-off-by: Weihang Li --- drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 7 +++++-- drivers/infiniband/hw/hns/hns_roce_qp.c | 4 +++- 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index cc334d5c..b48bdc9 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -4106,8 +4106,11 @@ static void modify_qp_reset_to_init(struct ib_qp *ibqp, ((u32)hr_qp->rdb.dma) >> 1); context->rq_db_record_addr = cpu_to_le32(hr_qp->rdb.dma >> 32); - roce_set_bit(context->byte_76_srqn_op_en, V2_QPC_BYTE_76_RQIE_S, - (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RQ_INLINE) ? 1 : 0); + if (ibqp->qp_type != IB_QPT_UD && ibqp->qp_type != IB_QPT_GSI) + roce_set_bit(context->byte_76_srqn_op_en, + V2_QPC_BYTE_76_RQIE_S, + !!(hr_dev->caps.flags & + HNS_ROCE_CAP_FLAG_RQ_INLINE)); roce_set_field(context->byte_80_rnr_rx_cqn, V2_QPC_BYTE_80_RX_CQN_M, V2_QPC_BYTE_80_RX_CQN_S, get_cqn(ibqp->recv_cq)); diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c index 268d460..f214bd0 100644 --- a/drivers/infiniband/hw/hns/hns_roce_qp.c +++ b/drivers/infiniband/hw/hns/hns_roce_qp.c @@ -487,7 +487,9 @@ static int set_rq_size(struct hns_roce_dev *hr_dev, struct ib_qp_cap *cap, hr_qp->rq.max_gs); hr_qp->rq.wqe_cnt = cnt; - if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RQ_INLINE) + if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RQ_INLINE && + hr_qp->ibqp.qp_type != IB_QPT_UD && + hr_qp->ibqp.qp_type != IB_QPT_GSI) hr_qp->rq_inl_buf.wqe_cnt = cnt; else hr_qp->rq_inl_buf.wqe_cnt = 0;