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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3C612C77B7A for ; Wed, 7 Jun 2023 01:36:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240413AbjFGBgC (ORCPT ); Tue, 6 Jun 2023 21:36:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60682 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234428AbjFGBf5 (ORCPT ); Tue, 6 Jun 2023 21:35:57 -0400 Received: from mail-oi1-x236.google.com (mail-oi1-x236.google.com [IPv6:2607:f8b0:4864:20::236]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 81D2C19A2 for ; Tue, 6 Jun 2023 18:35:55 -0700 (PDT) Received: by mail-oi1-x236.google.com with SMTP id 5614622812f47-39a55e5cfc0so6262946b6e.3 for ; Tue, 06 Jun 2023 18:35:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1686101753; x=1688693753; h=in-reply-to:from:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to; bh=Ty4WP/hq43FzAl2MtdvJ4PBQ1Y45ik0/2bRgaM74iys=; b=B8pdbOOFZgF3GMtwGth/6jptVcOtDNdAsFz/to2aN0Ojd0Wra76T34iCKYRM5SDuV0 /rnwqIMlxekOmIs9fihkbEEK2YTtTWLpR45G3PW7KOHr+CpIjzUb/prngnfjh/AHOHUe v8T0d4nvuxlfbin2Pv8zhWXRIzWvnlHQPV+wQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686101753; x=1688693753; h=in-reply-to:from:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=Ty4WP/hq43FzAl2MtdvJ4PBQ1Y45ik0/2bRgaM74iys=; b=ZcauZFhnIpy8dWBrfZV1JJEVGqXa1/DQqp4yfhD/LhYqjBdR9hV/KQ956vgHNfmMGo xCkuBTIOKZOOPM6m9L7mvEC9iWXIiHxAPiCrEv4R0CJ4CMN5vHCK5scEYFUSdvISaXFS gKp63coiw5W7AkniCip8KXOqHOa+zPeXbTZOuSaNHrsJj8RRThfngYVUJB+5CDZ6Z1Wp V6BXC7rvvLUpMB373nTtrFe3Dg2zPfVoSVE2zwhY0MzVNCoIua7reRNGIbsVGe5tqu8w fX3Mxiq/Sv74S0czwYGnJPvyiqwj1tD58qP0BL4BjEFkANbnwubzjkJe685Lgd5X7UBB Vkew== X-Gm-Message-State: AC+VfDw5m2OhxhkG9Hg05xWuy9tqlCV3js70lLAzqKzsPSYXGkBWaRgC rt8t27eKR8EgIBPBQoupdDMclg== X-Google-Smtp-Source: ACHHUZ6wV2pTgma0jhFH1Io/Pjr4aJBvpCsadHosNCLzeAw/U7wOe51oMmY+ZV803Tz6iNOPTWb2pg== X-Received: by 2002:a05:6808:4d3:b0:398:36a0:d0c with SMTP id a19-20020a05680804d300b0039836a00d0cmr3603017oie.33.1686101753618; Tue, 06 Jun 2023 18:35:53 -0700 (PDT) Received: from [192.168.86.135] ([136.52.74.64]) by smtp.gmail.com with ESMTPSA id l17-20020a170902eb1100b001aad714400asm9117069plb.229.2023.06.06.18.35.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 06 Jun 2023 18:35:52 -0700 (PDT) Message-ID: <8601be87-4bcb-8e6b-5124-1c63150c7c40@broadcom.com> Date: Tue, 6 Jun 2023 18:35:51 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.11.2 Subject: Re: [PATCH net-next v6 3/6] net: bcmasp: Add support for ASP2.0 Ethernet controller To: Jakub Kicinski Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, bcm-kernel-feedback-list@broadcom.com, florian.fainelli@broadcom.com, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, opendmb@gmail.com, andrew@lunn.ch, hkallweit1@gmail.com, linux@armlinux.org.uk, richardcochran@gmail.com, sumit.semwal@linaro.org, christian.koenig@amd.com, simon.horman@corigine.com References: <1685657551-38291-1-git-send-email-justin.chen@broadcom.com> <1685657551-38291-4-git-send-email-justin.chen@broadcom.com> <20230602235859.79042ff0@kernel.org> <956dc20f-386c-f4fe-b827-1a749ee8af02@broadcom.com> <20230606171605.3c20ae79@kernel.org> From: Justin Chen In-Reply-To: <20230606171605.3c20ae79@kernel.org> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="000000000000187e1005fd8028dc" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --000000000000187e1005fd8028dc Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 6/6/2023 5:16 PM, Jakub Kicinski wrote: > On Tue, 6 Jun 2023 15:58:21 -0700 Justin Chen wrote: >> On 6/2/23 11:58 PM, Jakub Kicinski wrote: >>> On Thu, 1 Jun 2023 15:12:28 -0700 Justin Chen wrote: >>>> + /* general stats */ >>>> + STAT_NETDEV(rx_packets), >>>> + STAT_NETDEV(tx_packets), >>>> + STAT_NETDEV(rx_bytes), >>>> + STAT_NETDEV(tx_bytes), >>>> + STAT_NETDEV(rx_errors), >>>> + STAT_NETDEV(tx_errors), >>>> + STAT_NETDEV(rx_dropped), >>>> + STAT_NETDEV(tx_dropped), >>>> + STAT_NETDEV(multicast), >>> >>> please don't report standard interface stats in ethtool -S >>> >> >> These are not netdev statistics but MAC block counters. Guess it is not >> clear with the naming here, will fix this. We have a use case where the >> MAC traffic may be redirected from the associated net dev, so the >> counters may not be the same. > > You seem to be dumping straight from the stats member of struct > net_device: > > + if (s->type == BCMASP_STAT_NETDEV) > + p = (char *)&dev->stats; > > No? > Woops I got it mixed up. Yes these stats are redundant. What I was describing is + STAT_BCMASP_MIB_RX("rx_pkts", mib.rx.pkt), and equivalent. > Also - can you describe how you can have multiple netdevs for > the same MAC? 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