From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 9C711C33CB2 for ; Fri, 31 Jan 2020 10:33:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6E6D320707 for ; Fri, 31 Jan 2020 10:33:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="EEVHWJTs" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728309AbgAaKdI (ORCPT ); Fri, 31 Jan 2020 05:33:08 -0500 Received: from mail-wm1-f66.google.com ([209.85.128.66]:51167 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728326AbgAaKdH (ORCPT ); Fri, 31 Jan 2020 05:33:07 -0500 Received: by mail-wm1-f66.google.com with SMTP id a5so7304560wmb.0 for ; Fri, 31 Jan 2020 02:33:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id; bh=vzYKhNIVweTe+FtOdo1RHMZJiZw9WeQ2mqqX6TPzq/0=; b=EEVHWJTsOhm4RR+hOi+pV+VPij02WJD/7sE8CKCkGdNAd4ThznED68kWvzw8gDAxKS PO3rWAFbID6br5bm5+byCQxvMKPAn6RvS4gJ6nn0TiAEgKOvXZnpFcHlTBYFhSItW1fj BZhszfxGqnRuOje33mAd7s15O4Eu4u/3Y1Yog= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=vzYKhNIVweTe+FtOdo1RHMZJiZw9WeQ2mqqX6TPzq/0=; b=TvruY0BRAz5Wf0Uw76kotJz5T8FEsd+oHfwe3hqK81CjnFKl0eIQL1u1St+S3uOvtj nl2gfwoYIrfFpLfRfa4MdPFT6DxexXv0ZOmsGfJAlX/gnsHcxUvTfGq4/fl9tFDNgIHw quhGWddLuA5F0lIcY8PQxHfvxvhPie4yq9BG6oxOJ5iS2Cfx/f4WTrWgvX02Us88PtHX WFThUselFsTIF5ICShnDhwB4AtOP4rh4gBGdThL+sR3A02Oz8FkkxfWfrJKPJe3EP3aI vcnjfWPEk5QM4DFGc20uEnEVEdIhjGoTw1K+dWF7MtwvObdqieCv2NGrPefMjxLDpWqu SiEw== X-Gm-Message-State: APjAAAVwLxMbKsLTNDH3bGsDMWHzZKGq74mxdg3VNHOcFO1RwTC9m4SG 9Z/nfL7akMiPNb9Uz/aF+YhHzuTaCuL+r3Rg3DuQEfBiVR9qm8ePmgI84+emiLRQf6popVsrqjZ wtCOBDbTmRKxS8jmS+z6XGsUyhDxIoREy8ULwCCufRl758BYmGfIsU69xk489sSyWQqXRY/A2X6 6IkwI= X-Google-Smtp-Source: APXvYqzXhQfhfUek6ea6p4KKxxa/gdkH6c/C+6V/yCe7/zGG+Y72urW514E8pi0Pg9l8QruB5nhXXQ== X-Received: by 2002:a7b:c3c9:: with SMTP id t9mr11117762wmj.18.1580466785101; Fri, 31 Jan 2020 02:33:05 -0800 (PST) Received: from neo00-el73.dhcp.broadcom.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id r6sm11970647wrq.92.2020.01.31.02.33.02 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 31 Jan 2020 02:33:04 -0800 (PST) From: Devesh Sharma To: linux-rdma@vger.kernel.org Cc: jgg@mellanox.com, leon@kernel.org Subject: [PATCH] rdma-core/libibverbs: display gid type in ibv_devinfo Date: Fri, 31 Jan 2020 05:32:53 -0500 Message-Id: <1580466773-24342-1-git-send-email-devesh.sharma@broadcom.com> X-Mailer: git-send-email 1.8.3.1 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org It becomes difficult to make out from the output of ibv_devinfo if a particular gid index is RoCE v2 or not. Adding a string to the output of ibv_devinfo -v to display the gid type at the end of gid. Signed-off-by: Devesh Sharma --- libibverbs/examples/devinfo.c | 23 +++++++++++++++++++++-- 1 file changed, 21 insertions(+), 2 deletions(-) diff --git a/libibverbs/examples/devinfo.c b/libibverbs/examples/devinfo.c index bf53eac..63988ba 100644 --- a/libibverbs/examples/devinfo.c +++ b/libibverbs/examples/devinfo.c @@ -162,8 +162,18 @@ static const char *vl_str(uint8_t vl_num) } } +static const char *gid_type_str(enum ibv_gid_type type) +{ + switch (type) { + case 0: return "IB/RoCE v1"; + case 1: return "RoCE v2"; + default: return "invalid value"; + } +} + static int print_all_port_gids(struct ibv_context *ctx, uint8_t port_num, int tbl_len) { + enum ibv_gid_type type; union ibv_gid gid; int rc = 0; int i; @@ -175,8 +185,16 @@ static int print_all_port_gids(struct ibv_context *ctx, uint8_t port_num, int tb port_num, i); return rc; } + + rc = ibv_query_gid_type(ctx, port_num, i, &type); + if (rc) { + fprintf(stderr, "Failed to query gid type to port %d, index %d\n", + port_num, i); + return rc; + } + if (!null_gid(&gid)) - printf("\t\t\tGID[%3d]:\t\t%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x\n", + printf("\t\t\tGID[%3d]:\t\t%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x, %s\n", i, gid.raw[ 0], gid.raw[ 1], gid.raw[ 2], gid.raw[ 3], @@ -185,7 +203,8 @@ static int print_all_port_gids(struct ibv_context *ctx, uint8_t port_num, int tb gid.raw[ 8], gid.raw[ 9], gid.raw[10], gid.raw[11], gid.raw[12], gid.raw[13], - gid.raw[14], gid.raw[15]); + gid.raw[14], gid.raw[15], + gid_type_str(type)); } return rc; } -- 1.8.3.1