From patchwork Tue Jul 10 16:05:00 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adrien Mazarguil X-Patchwork-Id: 42738 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id E7DB11B4C1; Tue, 10 Jul 2018 18:05:24 +0200 (CEST) Received: from mail-wr1-f65.google.com (mail-wr1-f65.google.com [209.85.221.65]) by dpdk.org (Postfix) with ESMTP id DF0541B3A8 for ; Tue, 10 Jul 2018 18:05:16 +0200 (CEST) Received: by mail-wr1-f65.google.com with SMTP id s11-v6so15192333wra.13 for ; Tue, 10 Jul 2018 09:05:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=AtLQ1t/HSGgaM2vxggtceXSTF01jOlclzYI1rcVg0bU=; b=Tgrrcn+ncb/3SAOox2yW/phSXe5ZD9sXOCAzX2YPwvtLUxHl9csfJNyOvRlkyiEW4I pvoPwDQhSLa/FZacQzKIvlnHP7b8SV4vTJUnDiT/cxPltOuAFNEQutV+XL1vAQM7yrLu 5g+EiRMladQSXyWowaBbJCREUngzBOEHQPOmfqZN1Idz99sV9gJ64JGAgrBLIPJ8UqEH 78pL1zNve/7mJJdCafUesJVep5rz0FTSgAKTzOd8Tl0FZ0jfK/B4+L5rWWSkaFH93F8F CG1xgioKQSPsnVbzdpRvfUDWC3uDpxCR3oNXtC+LXBzPFDH2LTTKr7jbgD4+KLUCgrER 7vRg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=AtLQ1t/HSGgaM2vxggtceXSTF01jOlclzYI1rcVg0bU=; b=ez1i5rGzg4/nfNIxLYWV8pxwjH73Lb14EERSI5j+mQNZdZ6kQqNJd8ehrdo3qdlNwJ U3STt1zmNxU14WI5zIPDUhzyQDQo8VwVKCgbQe8TNELTc8hO9XLmAqkRqVOdXPDKi6jP fAQKaJEBaqr41nsK9d1/2xcHfyEMEn34HYa3P76euYXxLEh+mwjsOc0tTME4H+Bv1dhn fCIKNp/HFdmfUVAdB7yWqqRDyNY36Vz0ispl0oGQbuiW/W8n8ED8VZUlkOLwJhe3FCm7 nH02uAmCpkDgVwThMQ8CELHMTLYHaebCzVAP2IimxK1AsU4zHSLmfM7l1AYE0IRAuDNA 92/Q== X-Gm-Message-State: APt69E0gJ2zi2g1YSrmUr0ErZbDIWvbF5Ojlm/F/5HPw34dnVvpTuKrC NUDh8+t3NSaMi5/G9sbrGVBgvw== X-Google-Smtp-Source: AAOMgpccD3HekVq3+M1+a7Cw3oxW9ThAOIejh4T+PtlWvNUWxa8dt7EbZy9XpTsws1GD5GZwbNmGZg== X-Received: by 2002:adf:fdcd:: with SMTP id i13-v6mr17452602wrs.276.1531238716689; Tue, 10 Jul 2018 09:05:16 -0700 (PDT) Received: from 6wind.com (host.78.145.23.62.rev.coltfrance.com. [62.23.145.78]) by smtp.gmail.com with ESMTPSA id w204-v6sm19120680wmw.17.2018.07.10.09.05.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 10 Jul 2018 09:05:16 -0700 (PDT) Date: Tue, 10 Jul 2018 18:05:00 +0200 From: Adrien Mazarguil To: Shahaf Shuler Cc: dev@dpdk.org Message-ID: <20180710155743.14448-11-adrien.mazarguil@6wind.com> References: <20180705083934.5535-1-adrien.mazarguil@6wind.com> <20180710155743.14448-1-adrien.mazarguil@6wind.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20180710155743.14448-1-adrien.mazarguil@6wind.com> X-Mailer: git-send-email 2.11.0 Subject: [dpdk-dev] [PATCH v5 10/10] net/mlx5: support negative identifiers for port representors X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This patch brings support for BlueField representors. Signed-off-by: Adrien Mazarguil Cc: Shahaf Shuler --- v3 changes: - This patch was not present in prior revisions. --- drivers/net/mlx5/mlx5.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c index 12a77afa8..df7f39844 100644 --- a/drivers/net/mlx5/mlx5.c +++ b/drivers/net/mlx5/mlx5.c @@ -1330,6 +1330,14 @@ mlx5_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, memset(&list[i].info, 0, sizeof(list[i].info)); continue; } + /* + * Port representors not associated with any VFs (e.g. on + * BlueField devices) report -1 as a port identifier. + * Quietly set it to zero since DPDK only supports positive + * values. + */ + if (list[i].info.representor && list[i].info.port_name == -1) + list[i].info.port_name = 0; } if (nl_rdma >= 0) close(nl_rdma);