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 063A1C77B71 for ; Sat, 15 Apr 2023 13:38:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229829AbjDONiU (ORCPT ); Sat, 15 Apr 2023 09:38:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35138 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229491AbjDONiT (ORCPT ); Sat, 15 Apr 2023 09:38:19 -0400 Received: from mail-ed1-x52d.google.com (mail-ed1-x52d.google.com [IPv6:2a00:1450:4864:20::52d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3AD533A9A for ; Sat, 15 Apr 2023 06:38:18 -0700 (PDT) Received: by mail-ed1-x52d.google.com with SMTP id 4fb4d7f45d1cf-5055141a8fdso2455125a12.3 for ; Sat, 15 Apr 2023 06:38:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1681565896; x=1684157896; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date:from:to :cc:subject:date:message-id:reply-to; bh=lfwoIWq66HClk6b22JLSOioQxz/ZJ0/vIYhJq+Ag21Y=; b=Adx2I4NK+DlMEVRxWVSYOETb2dparY1WLGzqq845f6xnuv8lsU2RkhAOuL8AUCeI85 wgdJC23pypQIbntHzYTDyp3337ZI3J2+amaRtulhiaqiBq5teHMl5M+dIuOY6OH3NiIm fM1vkHPWE3pYImAa9G4jDmBM6cLSGQv6AgWMX2SmHe3Y/a1ntrEOXLx1UNpVBZvDfglp SfbieDc1ABLisnsSNPC8S2LO/Z/lm4vdQ3Vhl0/aSN3wfJVkoJUwNRYgByY9K7kMKCWM ZGTkopdxnJPa5LadsaAo8OJbDmxAKfw2ILryr8FXmSmqZKKVy3Dp67t3obBeMC2g+64c WKDQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681565896; x=1684157896; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=lfwoIWq66HClk6b22JLSOioQxz/ZJ0/vIYhJq+Ag21Y=; b=Po73tkqjLNjzdEfDM1mOAQR1kmA9Jr8Ps0tsekcVSfw2OtmAnbxb2k45JldzLFx2+u QZtNv9mbIHhdilUiuQmxPmDF44JLGfSb4ynZ16hiDQJNCMm1tpefivJ3db7cqP/JQOF5 5/bSePXfMiEMyE1kQDTHOfAGOOgoyrNGIZS9apJjoUK3Y5c1fIcnb5KNSb2ojb/O3zWx YPvmhRLxucqNAvDJeysJ3RD4gPv7hAJtStl6hNicrTLmoZQ9k0mfYGgmSNRlcXWcvO+n XZidEIfNvwB9xHjBYcodfNfLsVWIXm8za+de1SGhgluFEVO3aDlmsfrUzTr9yksmbDxv HReA== X-Gm-Message-State: AAQBX9e7hadxZ09dDCsOLOYElJQfGWzhHWO6eN3EM30cT1NTONhbSsV9 PFWlDdYNzK5/gkMiEKmrajk= X-Google-Smtp-Source: AKy350ZZU6+jlCrYCWj69EZwW7+/jEDEgY8P4JXdAjujfZAhI/BSfUjvCFYR9A4Lces7fPaiFRioFg== X-Received: by 2002:a05:6402:14c6:b0:504:9b06:fec7 with SMTP id f6-20020a05640214c600b005049b06fec7mr8291868edx.37.1681565896265; Sat, 15 Apr 2023 06:38:16 -0700 (PDT) Received: from skbuf ([188.27.184.189]) by smtp.gmail.com with ESMTPSA id ld4-20020a1709079c0400b0094eaa31aa63sm3620385ejc.77.2023.04.15.06.38.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 15 Apr 2023 06:38:15 -0700 (PDT) Date: Sat, 15 Apr 2023 16:38:13 +0300 From: Vladimir Oltean To: =?utf-8?B?QXLEsW7DpyDDnE5BTA==?= Cc: Daniel Golle , Frank Wunderlich , netdev , erkin.bozoglu@xeront.com, Thibaut Subject: Re: mt7530: dsa_switch_parse_of() fails, causes probe code to run twice Message-ID: <20230415133813.d4et4oet53ifg2gi@skbuf> References: <896514df-af33-6408-8b33-d8fd06e671ef@arinc9.com> <5e10f823-88f1-053a-d691-6bc900bd85a6@arinc9.com> <01fe9c85-f1e0-107a-6fb7-e643fb76544e@arinc9.com> <9284c5c0-3295-92a5-eccc-a7b3080f8915@arinc9.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <9284c5c0-3295-92a5-eccc-a7b3080f8915@arinc9.com> Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Sat, Apr 15, 2023 at 04:19:46PM +0300, Arınç ÜNAL wrote: > While speaking here, let's discuss what should be considered probing. > > One thing that complicates this is that the MT7530 switch has got a unique > feature, PHY muxing. I want to be able to use this feature without > registering the switch at all. And that requires the switch to be at least > reset. All DSA switch drivers end their probing with a successful call to dsa_register_switch(). I would appreciate if you wouldn't start adding exceptions to that.