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=-10.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 ECDF8C433E2 for ; Tue, 21 Jul 2020 08:21:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CD0DC20792 for ; Tue, 21 Jul 2020 08:21:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595319683; bh=47k5aup1aXT1zMH3tH7/4fi4e3IvHVWxQa3HfzqrMDM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=vhLypxh4Jp5lsSsFa0p7fSUqiWk/Ys3XBJqLKvnYiLTTm/+TG0HKTG0+X5FFcEyiN Edii8fxbZP1I2lAjXocOoCHmUmWAYtQXdhB/+pN8Exi91vy5Gf9EFrUsJaWEV4OnBP b0HJyW/52ye+PfYw09U0bXav/CieKaNp6vlOuHhE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726749AbgGUIVW (ORCPT ); Tue, 21 Jul 2020 04:21:22 -0400 Received: from mail.kernel.org ([198.145.29.99]:45308 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726521AbgGUIVU (ORCPT ); Tue, 21 Jul 2020 04:21:20 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9205720720; Tue, 21 Jul 2020 08:21:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595319680; bh=47k5aup1aXT1zMH3tH7/4fi4e3IvHVWxQa3HfzqrMDM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=1uelKJLZv+vYgaCIPNvkbzC9Ll2XoFHXW+f8T1U7kZ+d9eYMT368ZQliT7osFSOOn /v0COt4qkjjEv/+jcKYsVSabqPWva9tAEJb/2/WDP0K0I0ijDGSjWvKl9UvBq54lzu mqOchN/MFgsvHMe8scpLVuHek/a6FR6SFL0f5gdY= Date: Tue, 21 Jul 2020 10:21:28 +0200 From: Greg KH To: Qiwu Huang Cc: sre@kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, jiangfei1@xiaomi.com, Qiwu Huang Subject: Re: [PATCH v5 4/4] power: supply: core: property to control reverse charge Message-ID: <20200721082128.GE1655283@kroah.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 21, 2020 at 01:59:37PM +0800, Qiwu Huang wrote: > From: Qiwu Huang > > Interface to control wireless reverse charge. > Supply reverse charge function when enabled. > > Signed-off-by: Qiwu Huang > --- > Documentation/ABI/testing/sysfs-class-power | 12 ++++++++++++ > drivers/power/supply/power_supply_sysfs.c | 1 + > include/linux/power_supply.h | 1 + > 3 files changed, 14 insertions(+) > > diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power > index 75ec7de2fe78..54647d6995d3 100644 > --- a/Documentation/ABI/testing/sysfs-class-power > +++ b/Documentation/ABI/testing/sysfs-class-power > @@ -767,3 +767,15 @@ Description: > > Access: Read-Only > Valid values: 0 - 100 > + > +What: /sys/class/power_supply//reverse_chg_mode > +Date: Jul 2020 > +Contact: Fei Jiang > +Description: > + Some phones support wireless reverse charge function which charge other phones. Replace "phones" with "devices"? And shouldn't these lines be wrapped properly at 72 colums or so? > + The property supply interface to control wireless reverse charge. I can't understand this sentance. > + If enabled, start TX mode and detect RX. Disabled when timeout or manual setting. Can this be set, or is it just something to be read? thanks, greg k-h