From patchwork Sun Sep 6 09:30:12 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Haggai Abramonvsky X-Patchwork-Id: 7131271 Return-Path: X-Original-To: patchwork-linux-rdma@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 6D5E89F380 for ; Sun, 6 Sep 2015 09:31:50 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 98A03207CD for ; Sun, 6 Sep 2015 09:31:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A9125207BF for ; Sun, 6 Sep 2015 09:31:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751146AbbIFJbp (ORCPT ); Sun, 6 Sep 2015 05:31:45 -0400 Received: from [193.47.165.129] ([193.47.165.129]:44579 "EHLO mellanox.co.il" rhost-flags-FAIL-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1750897AbbIFJbo (ORCPT ); Sun, 6 Sep 2015 05:31:44 -0400 Received: from Internal Mail-Server by MTLPINE1 (envelope-from hagaya@mellanox.com) with ESMTPS (AES256-SHA encrypted); 6 Sep 2015 12:30:56 +0300 Received: from vnc20.mtl.labs.mlnx (vnc20.mtl.labs.mlnx [10.7.2.20]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id t869Uo88031942; Sun, 6 Sep 2015 12:30:50 +0300 From: Haggai Abramonvsky To: Eli Cohen Cc: linux-rdma@vger.kernel.org, Doug Ledford , Haggai Abramonvsky Subject: [PATCH libmlx5 5/5] Work with CQE version 1 Date: Sun, 6 Sep 2015 12:30:12 +0300 Message-Id: <1441531812-27716-6-git-send-email-hagaya@mellanox.com> X-Mailer: git-send-email 1.7.11.1 In-Reply-To: <1441531812-27716-1-git-send-email-hagaya@mellanox.com> References: <1441531812-27716-1-git-send-email-hagaya@mellanox.com> Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Spam-Status: No, score=-7.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From now on, if the kernel supports CQE version 1, the library will choose to work with it. Signed-off-by: Haggai Abramovsky --- src/mlx5.c | 3 +++ src/verbs.c | 5 ++--- 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/src/mlx5.c b/src/mlx5.c index e64ba8d..3bf8cb4 100644 --- a/src/mlx5.c +++ b/src/mlx5.c @@ -582,6 +582,8 @@ static int mlx5_init_context(struct verbs_device *vdev, } memset(&req, 0, sizeof(req)); + memset(&resp, 0, sizeof(resp)); + req.total_num_uuars = tot_uuars; req.num_low_latency_uuars = low_lat_uuars; if (ibv_cmd_get_context(&context->ibv_ctx, &req.ibv_req, sizeof req, @@ -600,6 +602,7 @@ static int mlx5_init_context(struct verbs_device *vdev, context->max_recv_wr = resp.max_recv_wr; context->max_srq_recv_wr = resp.max_srq_recv_wr; + context->cqe_version = resp.cqe_version; if (context->cqe_version) { if (context->cqe_version == 1) mlx5_ctx_ops.poll_cq = mlx5_poll_cq_v1; diff --git a/src/verbs.c b/src/verbs.c index c2f5493..ea943b7 100644 --- a/src/verbs.c +++ b/src/verbs.c @@ -961,8 +961,7 @@ struct ibv_qp *create_qp(struct ibv_context *context, } ret = ibv_cmd_create_qp_ex(context, &qp->verbs_qp, sizeof(qp->verbs_qp), - attr, &cmd.ibv_cmd, - offsetof(struct mlx5_create_qp, uidx), + attr, &cmd.ibv_cmd, sizeof(cmd), &resp.ibv_resp, sizeof(resp)); if (ret) { mlx5_dbg(fp, MLX5_DBG_QP, "ret %d\n", ret); @@ -1352,7 +1351,7 @@ mlx5_create_xrc_srq(struct ibv_context *context, } err = ibv_cmd_create_srq_ex(context, &msrq->vsrq, sizeof(msrq->vsrq), - attr, &cmd.ibv_cmd, offsetof(struct mlx5_create_srq_ex, uidx), + attr, &cmd.ibv_cmd, sizeof(cmd), &resp.ibv_resp, sizeof(resp)); if (err) goto err_free_uidx;