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=-2.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT 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 37150C43219 for ; Tue, 30 Apr 2019 22:10:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F361020835 for ; Tue, 30 Apr 2019 22:10:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="B1ocB7gC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726123AbfD3WK1 (ORCPT ); Tue, 30 Apr 2019 18:10:27 -0400 Received: from vps0.lunn.ch ([185.16.172.187]:50589 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726048AbfD3WK0 (ORCPT ); Tue, 30 Apr 2019 18:10:26 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version :Content-Type:Content-Transfer-Encoding:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: In-Reply-To:References:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=Ip0LkpiHkEBmRbnU3+MNXc8IWx8LWS+9g1FUR1vCJGM=; b=B1ocB7gCBiO1+T3uNuYnrxvAAD il+XInf1FVJ6jeKNnRx8NGjPoBwzngv5w/hUjyqlHGkoJarUuPTdVV68B6RlkleGeVe4ZdmpYHZ/w qrIvfs6PZzazYZYPCglIQJ6fxyuSttcQWWMGmGRivVSE6owUcfJWV9XfQ8MXmUIJDFBI=; Received: from andrew by vps0.lunn.ch with local (Exim 4.89) (envelope-from ) id 1hLavX-00055I-9P; Wed, 01 May 2019 00:08:39 +0200 From: Andrew Lunn To: David Miller Cc: netdev , Vivien Didelot , Andrew Lunn Subject: [PATCH net-next 0/2] mv88e6xxx: Disable ports to save power Date: Wed, 1 May 2019 00:08:29 +0200 Message-Id: <20190430220831.19505-1-andrew@lunn.ch> X-Mailer: git-send-email 2.11.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Save some power by disabling ports. The first patch fully disables a port when it is runtime disabled. The second disables any ports which are not used at all. Depending on configuration strapping, this can lower the temperature of an idle switch a few degrees. Andrew Lunn (2): net: dsa: mv88e6xxx: Set STP disable state in port_disable net: dsa :mv88e6xxx: Disable unused ports drivers/net/dsa/mv88e6xxx/chip.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) -- 2.20.1