From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from userp2120.oracle.com (userp2120.oracle.com [156.151.31.85]) by dpdk.org (Postfix) with ESMTP id 0B5753772 for ; Mon, 11 Mar 2019 16:59:55 +0100 (CET) Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x2BFx12Y057830; Mon, 11 Mar 2019 15:59:55 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=mime-version : message-id : date : from : sender : to : subject : references : in-reply-to : content-type : content-transfer-encoding; s=corp-2018-07-02; bh=MkFsMyuU9NpTc5Xp9P/Jg9CV/5BfUDss2Moc9Lehli0=; b=ziq+vHikT23TlH11MxseivQygDzUQjGJamYYPUQvszRMCM4++o2smy/gh2ndGKcscc+E ypFiKC4GHO/WJ9ZSWptxEqXwNm23RG6H80+6PHJtcJeR2XrMj/Fn9QLXjLv2+0HXzQjC T6CiQLJk0ymwzRwup0hAh0qwvgnmgUeAb2wRynDSX8A28mlTaSktqZmdnsMFP+xhGxwO jahoT9Mm5++7t690zdmPO9cWBQM5qRZRcznNxYVqakcMu/u0EQnsDwxKQASZp4OSeZMv u1TR8F4Y16PR6s9sGIv9CKGwjgtsn34rBoaIHPocDzARRA1RN/p/aK7dsrLjxDkG7m7S KQ== Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by userp2120.oracle.com with ESMTP id 2r464r7ajh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 11 Mar 2019 15:59:54 +0000 Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by aserv0022.oracle.com (8.14.4/8.14.4) with ESMTP id x2BFxrsG032400 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 11 Mar 2019 15:59:53 GMT Received: from abhmp0007.oracle.com (abhmp0007.oracle.com [141.146.116.13]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id x2BFxqEQ019369; Mon, 11 Mar 2019 15:59:53 GMT MIME-Version: 1.0 Message-ID: <652cea74-2d34-4d5f-9e2b-b9d9806b6515@default> Date: Mon, 11 Mar 2019 08:59:51 -0700 (PDT) From: Changchun Zhang Sender: Changchun Zhang To: Ferruh Yigit , "Trahe, Fiona" , users@dpdk.org References: <5c763c14-4203-4024-9e81-5ff4de387ac5@default> <348A99DA5F5B7549AA880327E580B4358970F0C8@IRSMSX101.ger.corp.intel.com> <2e0a0ee6-e626-415f-82ec-2eeffc0f7048@default> In-Reply-To: X-Priority: 3 X-Mailer: Oracle Beehive Extensions for Outlook 2.0.1.9.1 (1003210) [OL 15.0.5111.0 (x86)] Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9192 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1903110115 Subject: Re: [dpdk-users] QAT cryto PMD queue pair and Ring Libary X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 11 Mar 2019 15:59:56 -0000 Thanks! So igb_uio driver is actually part of DPDK, instead of the general Ethernet= driver. This is very important.=20 Changchun (Alex) -----Original Message----- From: Ferruh Yigit [mailto:ferruh.yigit@intel.com]=20 Sent: Monday, March 11, 2019 7:08 AM To: Changchun Zhang ; Trahe, Fiona ; users@dpdk.org Subject: Re: [dpdk-users] QAT cryto PMD queue pair and Ring Libary On 3/8/2019 9:14 PM, Changchun Zhang wrote: > Thanks. > The related question, for Ethernet device, if it has been bound to igb_ui= o driver, who is going to actually implement the rx_ring and tx_ring for th= e Ethernet PMD? The igb_uio driver? DPDK drivers does it, please check ./drivers/net/* igb_uio just for exposin= g the device registers to be able to use with DPDK drivers. >=20 > Changchun (Alex) >=20 >=20 > -----Original Message----- > From: Trahe, Fiona [mailto:fiona.trahe@intel.com] > Sent: Friday, March 08, 2019 5:56 AM > To: Changchun Zhang ; users@dpdk.org > Cc: Trahe, Fiona > Subject: RE: [dpdk-users] QAT cryto PMD queue pair and Ring Libary >=20 >=20 >> -----Original Message----- >> From: users [mailto:users-bounces@dpdk.org] On Behalf Of Changchun=20 >> Zhang >> Sent: Thursday, March 7, 2019 9:29 PM >> To: users@dpdk.org >> Subject: [dpdk-users] QAT cryto PMD queue pair and Ring Libary >> >> Hi, >> >> >> >> QAT PMD driver uses the queue pair to communication with QAT device.=20 >> My question is, whether or this QAP queue pair is implemented over DPDK = ring library or just self-defined queue implementation? > [Fiona] This doesn't use the DPDK ring library. They are QAT-specific, hw= -supported tx and rx rings. >=20