From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-vc0-f176.google.com (mail-vc0-f176.google.com [209.85.220.176]) by dpdk.org (Postfix) with ESMTP id D2899234 for ; Sun, 1 Mar 2015 12:15:22 +0100 (CET) Received: by mail-vc0-f176.google.com with SMTP id la4so9120955vcb.7 for ; Sun, 01 Mar 2015 03:15:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=UpnBYvJ/aM5AdkMVV3JYUViq5Dz4beykkI9Lyhgk2qQ=; b=ULFSq9UnHHcTKp5mJ3QAARqQ5j6jKzmJ3xTFNQ17t57B7e3PbI6aoeQ9CtGu5ffprD OsPXfZ0A2Almm3L6oNU/oNd0V4H8+ld9yXanYpgKI3VMa+9jXNpuOWzRoENGrg/rk0Ej 6QwhqG4+tfhc53UT5YLfDhvSeM7SbnAzd8Q3KTffJr/PM7guoE54pMb2HYyfwbrc7qMI yVP6rTRLz+yRo13U2EsvrwOX2w502IiDHSUJn1iEcIXVsDl6QEVB2Q0IEYrf3c7W1xPw fTWzR+UGq16hp7gKiI7JmKLgxxgMZrjvA/m/aq+qruCGhcA6ojRdmjGYY0Ymq1xr1/Pg 6URg== MIME-Version: 1.0 X-Received: by 10.52.237.232 with SMTP id vf8mr20653689vdc.86.1425208522261; Sun, 01 Mar 2015 03:15:22 -0800 (PST) Received: by 10.52.180.39 with HTTP; Sun, 1 Mar 2015 03:15:22 -0800 (PST) Received: by 10.52.180.39 with HTTP; Sun, 1 Mar 2015 03:15:22 -0800 (PST) In-Reply-To: <1422544846-10697-1-git-send-email-adrien.mazarguil@6wind.com> References: <1422544846-10697-1-git-send-email-adrien.mazarguil@6wind.com> Date: Sun, 1 Mar 2015 20:15:22 +0900 Message-ID: From: Keunhong Lee To: Adrien Mazarguil Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Cc: dev@dpdk.org Subject: Re: [dpdk-dev] [PATCH 0/2] Mellanox ConnectX-3 PMD X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 01 Mar 2015 11:15:23 -0000 How fast does this driver perform? Is it capable for sending/receiving 64B packets at 40G line rate? I'm using another version of user driver and it is not scalable for line rate, regardless of the number of TX cores. Keunhong. 2015. 1. 30. =EC=98=A4=EC=A0=84 12:22=EC=97=90 "Adrien Mazarguil" =EB=8B=98=EC=9D=B4 =EC=9E=91=EC=84=B1: > This PMD adds support for Mellanox ConnectX-3-based adapters through the > verbs framework. It relies on external libraries (libibverbs and user spa= ce > driver libmlx4) and kernel support to do so. > > While these libraries and kernel modules are available on OpenFabrics > Alliance's website [1] and provided by package managers on most > distributions, this PMD requires Ethernet extensions that may not be > supported at the moment (this is a work in progress). > > Mellanox OFED [2] includes the necessary support and should be used in th= e > meantime. For DPDK, only libibverbs, libmlx4 and mlnx-ofed-kernel package= s > are required from that distribution. > > The following kernel modules must be loaded before using this PMD: > > - mlx4_core (hardware driver, does global initialization) > - mlx4_en (Ethernet device driver) > - mlx4_ib (InfiniBand device driver) > - ib_uverbs (user space driver for verbs) > > Actual documentation will be added in V2. > > [1] https://www.openfabrics.org/ > [2] > http://www.mellanox.com/page/products_dyn?product_family=3D26&mtag=3Dlinu= x_sw_drivers > > Adrien Mazarguil (2): > scripts: add auto-config-h.sh > mlx4: new poll mode driver > > config/common_bsdapp | 11 + > config/common_linuxapp | 11 + > lib/Makefile | 1 + > lib/librte_pmd_mlx4/Makefile | 119 ++ > lib/librte_pmd_mlx4/mlx4.c | 4739 > ++++++++++++++++++++++++++++++++++++++++++ > lib/librte_pmd_mlx4/mlx4.h | 166 ++ > mk/rte.app.mk | 8 + > scripts/auto-config-h.sh | 137 ++ > 8 files changed, 5192 insertions(+) > create mode 100755 lib/librte_pmd_mlx4/Makefile > create mode 100755 lib/librte_pmd_mlx4/mlx4.c > create mode 100644 lib/librte_pmd_mlx4/mlx4.h > create mode 100755 scripts/auto-config-h.sh > > -- > 2.1.0 > >