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=-15.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 59458C433ED for ; Sun, 2 May 2021 11:37:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2319B6120E for ; Sun, 2 May 2021 11:37:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230282AbhEBLio (ORCPT ); Sun, 2 May 2021 07:38:44 -0400 Received: from mx2.suse.de ([195.135.220.15]:42426 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229988AbhEBLin (ORCPT ); Sun, 2 May 2021 07:38:43 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id DBAA0AE00; Sun, 2 May 2021 11:37:50 +0000 (UTC) Subject: Re: [RFC PATCH v4 20/27] qedn: Add connection-level slowpath functionality To: Shai Malin , netdev@vger.kernel.org, linux-nvme@lists.infradead.org, sagi@grimberg.me, hch@lst.de, axboe@fb.com, kbusch@kernel.org Cc: "David S . Miller davem @ davemloft . net --cc=Jakub Kicinski" , aelior@marvell.com, mkalderon@marvell.com, okulkarni@marvell.com, pkushwaha@marvell.com, malin1024@gmail.com References: <20210429190926.5086-1-smalin@marvell.com> <20210429190926.5086-21-smalin@marvell.com> From: Hannes Reinecke Message-ID: <95009c8e-330f-fd99-781c-cb2b80263ba2@suse.de> Date: Sun, 2 May 2021 13:37:50 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.0 MIME-Version: 1.0 In-Reply-To: <20210429190926.5086-21-smalin@marvell.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 4/29/21 9:09 PM, Shai Malin wrote: > From: Prabhakar Kushwaha > > This patch will present the connection (queue) level slowpath > implementation relevant for create_queue flow. > > The internal implementation: > - Add per controller slowpath workqeueue via pre_setup_ctrl > > - qedn_main.c: > Includes qedn's implementation of the create_queue op. > > - qedn_conn.c will include main slowpath connection level functions, > including: > 1. Per-queue resources allocation. > 2. Creating a new connection. > 3. Offloading the connection to the FW for TCP handshake. > 4. Destroy of a connection. > 5. Support of delete and free controller. > 6. TCP port management via qed_fetch_tcp_port, qed_return_tcp_port > > Acked-by: Igor Russkikh > Signed-off-by: Prabhakar Kushwaha > Signed-off-by: Omkar Kulkarni > Signed-off-by: Michal Kalderon > Signed-off-by: Ariel Elior > Signed-off-by: Shai Malin > --- > drivers/nvme/hw/qedn/Makefile | 5 +- > drivers/nvme/hw/qedn/qedn.h | 173 ++++++++++- > drivers/nvme/hw/qedn/qedn_conn.c | 508 +++++++++++++++++++++++++++++++ > drivers/nvme/hw/qedn/qedn_main.c | 208 ++++++++++++- > 4 files changed, 883 insertions(+), 11 deletions(-) > create mode 100644 drivers/nvme/hw/qedn/qedn_conn.c > Reviewed-by: Hannes Reinecke Cheers, Hannes -- Dr. Hannes Reinecke Kernel Storage Architect hare@suse.de +49 911 74053 688 SUSE Software Solutions GmbH, Maxfeldstr. 5, 90409 Nürnberg HRB 36809 (AG Nürnberg), Geschäftsführer: Felix Imendörffer