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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 A30CEC48BD6 for ; Wed, 26 Jun 2019 00:21:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 676A020665 for ; Wed, 26 Jun 2019 00:21:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=netronome-com.20150623.gappssmtp.com header.i=@netronome-com.20150623.gappssmtp.com header.b="pmIldHIR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726274AbfFZAU7 (ORCPT ); Tue, 25 Jun 2019 20:20:59 -0400 Received: from mail-qt1-f193.google.com ([209.85.160.193]:42135 "EHLO mail-qt1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725782AbfFZAU7 (ORCPT ); Tue, 25 Jun 2019 20:20:59 -0400 Received: by mail-qt1-f193.google.com with SMTP id s15so486111qtk.9 for ; Tue, 25 Jun 2019 17:20:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=netronome-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:in-reply-to:references :organization:mime-version:content-transfer-encoding; bh=T7PhJFhETrL5enCRjIgkk5L+XgVX997LdFhJ+SAwQeQ=; b=pmIldHIRKjfJ9AI+fWNfU0jV+4IIlU0iCSA9RtVlgfUxEQoNRyaXUDCR5hk9cxACaj MfmA8p5GUO0Y4C3iPnJjAChlCzOsrxqfacuCgQk8bD8xIm+42viaIcLircALFz5RDnXr x2s3qxVkQh6hQ6JqWrdZIGB2SqukrN8u9TZdDVXqaz6qEI4ZtklihrSeZ6FhHQdpj5nl +u2SkquVDgYbfERS4A3rsmHY1wyyV28vvL6g2TJZ12k69cpOZbOP9qnjA5NN/SEqXH+M cp+CZ4uREQY3PUThN+x3yrGZC0wx4sGFw74KUrIDwDTxQkyi/JOg1YgzKUIEUOxu1MxK Jf7Q== 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:in-reply-to :references:organization:mime-version:content-transfer-encoding; bh=T7PhJFhETrL5enCRjIgkk5L+XgVX997LdFhJ+SAwQeQ=; b=JlRjCYmEHb1JLPdE7eN/Qu4RPkQ9FP8MgOVSWXWJ9fe03fjYd8WtXeF2k836i1nTNK WpqANvkK2riupFObz6X8sXLKOHXrxJ4qqN7gaMhgvLDg7PCn7ESi32sHIZj69CuHzX/B d3p1NmoUnspPlxaX2KJeyhoeaH4Ypq6fhPkE769nGbM7+R2p58xdpQHroDxN4Wg3Lb/s E7jN0EPdtXyQCqoCwkkMPQGadrXrWDZm+OF2SRaooQEbwVk+4AtayrSItBOM1B9SWCrR 2IRAQGXLOi8JES/VvNdpPiYjlZTjX35+2KYzN5lv8k4Qqbb/kBBeN0h2xCw2GS2YyeeA DCdw== X-Gm-Message-State: APjAAAWA33AiJhG7FSu7mLFLTvwwcc/2JmjfCM4MByklsxTgUCBwiBoz ES9qLhfqJlLZY+wIujDh6+IdKA== X-Google-Smtp-Source: APXvYqysC4jmXEmd8oXM8+ehdXgIDGx49yZSA1ko14Mf1B+6/DpbNgeUxpaYHCAHrT4ssD61Z+yQJw== X-Received: by 2002:aed:2241:: with SMTP id o1mr1083972qtc.233.1561508458076; Tue, 25 Jun 2019 17:20:58 -0700 (PDT) Received: from cakuba.netronome.com ([66.60.152.14]) by smtp.gmail.com with ESMTPSA id q9sm7100362qtn.86.2019.06.25.17.20.57 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 25 Jun 2019 17:20:57 -0700 (PDT) Date: Tue, 25 Jun 2019 17:20:54 -0700 From: Jakub Kicinski To: Shannon Nelson Cc: netdev@vger.kernel.org Subject: Re: [PATCH net-next 17/18] ionic: Add RSS support Message-ID: <20190625172054.6a9d22dc@cakuba.netronome.com> In-Reply-To: <20190620202424.23215-18-snelson@pensando.io> References: <20190620202424.23215-1-snelson@pensando.io> <20190620202424.23215-18-snelson@pensando.io> Organization: Netronome Systems, Ltd. MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Thu, 20 Jun 2019 13:24:23 -0700, Shannon Nelson wrote: > +static int ionic_lif_rss_init(struct lif *lif) > +{ > + static const u8 toeplitz_symmetric_key[] = { > + 0x6D, 0x5A, 0x6D, 0x5A, 0x6D, 0x5A, 0x6D, 0x5A, > + 0x6D, 0x5A, 0x6D, 0x5A, 0x6D, 0x5A, 0x6D, 0x5A, > + 0x6D, 0x5A, 0x6D, 0x5A, 0x6D, 0x5A, 0x6D, 0x5A, > + 0x6D, 0x5A, 0x6D, 0x5A, 0x6D, 0x5A, 0x6D, 0x5A, > + 0x6D, 0x5A, 0x6D, 0x5A, 0x6D, 0x5A, 0x6D, 0x5A, > + }; netdev_rss_key_fill() > + unsigned int i, tbl_sz; > + > + lif->rss_types = IONIC_RSS_TYPE_IPV4 | > + IONIC_RSS_TYPE_IPV4_TCP | > + IONIC_RSS_TYPE_IPV4_UDP | > + IONIC_RSS_TYPE_IPV6 | > + IONIC_RSS_TYPE_IPV6_TCP | > + IONIC_RSS_TYPE_IPV6_UDP; > + > + /* Fill indirection table with 'default' values */ > + tbl_sz = le16_to_cpu(lif->ionic->ident.lif.eth.rss_ind_tbl_sz); > + for (i = 0; i < tbl_sz; i++) > + lif->rss_ind_tbl[i] = i % lif->nxqs; ethtool_rxfh_indir_default() > + return ionic_lif_rss_config(lif, lif->rss_types, > + toeplitz_symmetric_key, NULL); > +}