From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [78.32.30.218]) (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 F2D4A390208; Mon, 6 Apr 2026 17:10:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=78.32.30.218 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775495431; cv=none; b=VIOcB1VXauJbY8ujNiRqYHV9pEPEhsPf0rQOEKppBIaYTlUgHVvvRS4sPAUzqgL9F3TFK/CMcZlTPby4uZhZ54DQuICL5rVes87D49tfMtu9G9A/SEqsJ7ERMU64+JwNmXz+FtFcb1QTDLUzx8aWrqrXcjNR03Pu3R1gbccyHBk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775495431; c=relaxed/simple; bh=3UsoyWHJ3l8dOHlC/7y1+W7wDzvVarAuqx2aN4bB41s=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=P9+slXUDyX1OhYfqZaBkMAGIaV2kiSUu1gx8U1atJuXR5zYjTK0Ew/aT+R5oek4Z+OHXMTgmQZDE/Gpi31C/GXFS4ADPk9upzU5f5HhH0bu+IcWOol2SdoZS2OztEXF+GuT5ZTAfo2Lo1D5gH1Kxonjc37gGK/0M9kLOAN5c6ZU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk; spf=none smtp.mailfrom=armlinux.org.uk; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b=a7byPEq4; arc=none smtp.client-ip=78.32.30.218 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="a7byPEq4" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=Jk4XmXFhA0LiPh1kFrp9UbsWbmp8+y5XTKBKpbs56n8=; b=a7byPEq4/Tlq4ytrzg6vMwewrS YqoKtZmbbti8/gA7P3dqwnMVDQvOQZ+aHBe76Nk76r/JEBAw+yWQf0t/S9iks/7W/FJbL8LpJyC4i 73coDfWdWgro/FiSE6Q5u9uftrwdyLUwYTcsI/G8vdMMH/uyVzMiU333HQrgHrF2meUXmWKA+deq5 wXeEGMhFCBE+MXgH6CUeyqLDT7vwZuVADw/tlsr4XgBMq/oYuaH6qQ1imX/pzdWSjQOfkzIPBf7QB 4g9c3xRZ+kaeBiUCuJFGkM0Bq3F7hesLgMKIAgZ3wZs3iCPWYM8aQuv4DSUdwNYOA85hSFwvSbG+b ZlExhGLQ==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:44910) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1w9nSu-000000008LI-3Z9N; Mon, 06 Apr 2026 18:10:20 +0100 Received: from linux by shell.armlinux.org.uk with local (Exim 4.98.2) (envelope-from ) id 1w9nSs-000000001Sf-2gmD; Mon, 06 Apr 2026 18:10:18 +0100 Date: Mon, 6 Apr 2026 18:10:18 +0100 From: "Russell King (Oracle)" To: Florian Fainelli Cc: Andrew Lunn , Nicolai Buchwitz , Heiner Kallweit , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Broadcom internal kernel review list , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next 0/3] net: phy: add support for disabling autonomous EEE Message-ID: References: <20260406-devel-autonomous-eee-v1-0-b335e7143711@tipi-net.de> <9272c5dd653039b3def8caaea3e631c5@tipi-net.de> <5298959c-12de-4992-a896-3d1371cba111@lunn.ch> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: Russell King (Oracle) On Mon, Apr 06, 2026 at 09:43:55AM -0700, Florian Fainelli wrote: > That is almost a guarantee given, there will be a broken MAC Well, it already exists. modern i.MX platforms use stmmac, and some bright spark wired lpi_intr_o together with the main stmmac interrupt which causes interrupt storms when the receive path exits LPI. This makes stmmac LPI unusable on this platform. So, if i.MX is paired with a PHY that can do its own EEE, then we have this exact scenaro. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!