From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3D6631DE3B4; Mon, 7 Oct 2024 09:52:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.194 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728294777; cv=none; b=nCZHhILgJhgIi3bsr7GEzE6vpqqqnpn8mB3bhmDPFVyn7W0H5/hucksX0/Z8fHVrnil/rxqEnFlu16635EBP310pzh1l+Gqe4gciqFuFAEQjKyUwvyeTi395zrRcKq6UNchYvitQpv0IaIiz12+MyteGgdJ2yu/5lXzOu1UNJ2I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728294777; c=relaxed/simple; bh=Qtq0LINDyWYbvl+6wJZ5GVbNnHMRRoNj9HhtLALHPzQ=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=J97f47GpqfQbAWRz3zd+zsXW4XghavExD8F6C045IPoXDWk190vZSsv4VIPj2xcRuyelqF3SqjfjQ7f9nkadFoG80rvNZXhr4TIVQo21stVBGX/ufSCpLQrZvJf+kmSBJvBqHhKO9XqHuzCheYtugk5ZVFmD2jsapm2bo5iUbD4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=c4tBmR9o; arc=none smtp.client-ip=217.70.183.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="c4tBmR9o" Received: by mail.gandi.net (Postfix) with ESMTPSA id 1662A40004; Mon, 7 Oct 2024 09:52:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1728294773; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=KbCo9Q+9TkGZ/xqMd8R2B0Tn+cbC6iUH3hkMXloVWXs=; b=c4tBmR9opSgnKs9fwmEb6B2T3L6empi9/Jow7h8jkpZYA/ovXf5l2eHT3vo+wp+h7CKaPf xxOE1fvk4Eb88yR2L3muaeAuEkBqyiNom/hMwGxYnteWadINjnCqJiujfHBNHyVAXjwOlR OPL122SBcxtLE6ubp5GOrb7jXe6xsftJvy+zghfBcfGV4yIxjLxmPebgoj+llYFOcnNtmT 4MOUDezMKcxl9wKfMKo/Tbls3ltBQ4J22T9AIGTceljZ69JvFaVZp6gP8krNRpFVtTLFm5 AQuwx9Ghoqr7BfpK9ShMdRqRH9E6A5JNmo4VQvfSJRZSuCOQkdawpR4yZa0zgQ== Date: Mon, 7 Oct 2024 11:52:50 +0200 From: Maxime Chevallier To: Oleksij Rempel Cc: davem@davemloft.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, thomas.petazzoni@bootlin.com, Andrew Lunn , Jakub Kicinski , Eric Dumazet , Paolo Abeni , Russell King , linux-arm-kernel@lists.infradead.org, Christophe Leroy , Herve Codina , Florian Fainelli , Heiner Kallweit , Vladimir Oltean , Marek =?UTF-8?B?QmVow7pu?= , =?UTF-8?B?S8O2cnk=?= Maincent Subject: Re: [PATCH net-next v2 3/9] net: phy: Allow PHY drivers to report isolation support Message-ID: <20241007115250.5c9e2f3e@device-21.home> In-Reply-To: References: <20241004161601.2932901-1-maxime.chevallier@bootlin.com> <20241004161601.2932901-4-maxime.chevallier@bootlin.com> Organization: Bootlin X-Mailer: Claws Mail 4.3.0 (GTK 3.24.43; x86_64-redhat-linux-gnu) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-GND-Sasl: maxime.chevallier@bootlin.com On Fri, 4 Oct 2024 18:46:20 +0200 Oleksij Rempel wrote: > On Fri, Oct 04, 2024 at 06:15:53PM +0200, Maxime Chevallier wrote: > > Some PHYs have malfunctionning isolation modes, where the MII lines > > aren't correctly set in high-impedance, potentially interfering with the > > MII bus in unexpected ways. Some other PHYs simply don't support it. > > Do we have in this case multiple isolation variants like high-impedance > and "the other one"? :) Do the "the other one" is still usable for some > cases like Wake on LAN without shared xMII? I don't think there are multiple variants, at least I didn't see any :/ Maxime