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=-5.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 2CFEFC3F34E for ; Thu, 27 Feb 2020 13:45:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CCC67246A1 for ; Thu, 27 Feb 2020 13:45:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="lcOqOT23" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730427AbgB0Npq (ORCPT ); Thu, 27 Feb 2020 08:45:46 -0500 Received: from pandora.armlinux.org.uk ([78.32.30.218]:38122 "EHLO pandora.armlinux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730417AbgB0Npp (ORCPT ); Thu, 27 Feb 2020 08:45:45 -0500 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=wzbm8z2w8lQwjT+cEZt8LsICkOgQZEtFslCYrByO1PA=; b=lcOqOT23MeMio9e+fPoJWSHYO mAtPRvqbFRnOr1YYkRXttSzf4smONYPf66/BR00oeVmMIhDCTPvOLvGdRGsIoEOjfJsCd4y27oPvM FVTJOoLznwVFx7NNR87S9nSu5g1ohp+FeEy2oaE1MUSv2XeCua/NeaQDWZWkzji9mlw0h0krYkazJ 27P2WyJtOigVoTQ+kR819AvfqphApQ5VsRHf9fkPcqiTGxb8JReJkmWMfhkSxlGUAtzDyyE2yBpK7 rU7KWd2iVGFgic9aPuJQ9Otpter8v97DlCNuAsNrei0nRt8Fe/qRLrsdM84bpnPu/4LkCbvPX7hOY yOrsFWbNA==; Received: from shell.armlinux.org.uk ([2001:4d48:ad52:3201:5054:ff:fe00:4ec]:45978) by pandora.armlinux.org.uk with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1j7JTw-0005rx-CM; Thu, 27 Feb 2020 13:45:40 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.92) (envelope-from ) id 1j7JTv-00011J-4T; Thu, 27 Feb 2020 13:45:39 +0000 Date: Thu, 27 Feb 2020 13:45:39 +0000 From: Russell King - ARM Linux admin To: Fabio Estevam Cc: Mark Rutland , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Sascha Hauer , Rob Herring , NXP Linux Team , Pengutronix Kernel Team , Shawn Guo , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" Subject: Re: [PATCH] ARM: dts: imx6qdl-sr-som-ti: indicate powering off wifi is safe Message-ID: <20200227134538.GK25745@shell.armlinux.org.uk> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Thu, Feb 27, 2020 at 09:57:40AM -0300, Fabio Estevam wrote: > Hi Russell, > > On Thu, Feb 27, 2020 at 9:19 AM Russell King wrote: > > > > We need to indicate that powering off the TI WiFi is safe, to avoid: > > > > wl18xx_driver wl18xx.2.auto: Unbalanced pm_runtime_enable! > > wl1271_sdio mmc0:0001:2: wl12xx_sdio_power_on: failed to get_sync(-13) > > > > which prevents the WiFi being functional. > > > > Signed-off-by: Russell King > > Shouldn't this have a Fixes tag so that it can be backported to stable kernels? If I knew where the breakage happened and what commit was responsible for it, then yes - but it used to work with earlier kernels (I don't know which) and at some point it broke. The suggestion for how to fix it came from Jon Nettleton. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line in suburbia: sync at 12.1Mbps down 622kbps up According to speedtest.net: 11.9Mbps down 500kbps up