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=-8.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 9517EC2D0EC for ; Mon, 30 Mar 2020 05:33:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6BFCA20780 for ; Mon, 30 Mar 2020 05:33:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="FklpY26X" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728632AbgC3Fd6 (ORCPT ); Mon, 30 Mar 2020 01:33:58 -0400 Received: from mail-qk1-f193.google.com ([209.85.222.193]:41097 "EHLO mail-qk1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726772AbgC3Fd6 (ORCPT ); Mon, 30 Mar 2020 01:33:58 -0400 Received: by mail-qk1-f193.google.com with SMTP id q188so17758286qke.8; Sun, 29 Mar 2020 22:33:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:mime-version:content-disposition :user-agent; bh=TvWzKkYFcT/K0oIgPGrhoik5wBx/4H13zpvGqzjSYkE=; b=FklpY26XWLIPwB2xNmljWmzrY6KioJytzALrAqFR8/uz/IDUwXIZz8yxfJgZ8h1jPu 1U7WypEfu6NedFNeG9VVZ8Xj/1FZrFPUmU5l/OQV3aygioko88YG4v9ci/3OjLHzbfQ+ +CpYZBQ0kXDB3vVMNTkuvaVIQDYdoyb37FVCVg1VXcipEBs/ku/WGJ/6RpXnRiEkiwlo wGB+PFDQt3w3YcztdFx3+vg7Fak0yV0pA15LloY/mP8wvK3+3V4aYwKwxK1hx6VqK3Yk 79QFcWj9WdLOiCMWqfQsf+bigAVVY4xb3dyYTBKwfqGP9cAMQmnBbUzhIef1fjq2lnSD Hsvg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition:user-agent; bh=TvWzKkYFcT/K0oIgPGrhoik5wBx/4H13zpvGqzjSYkE=; b=d1zIWofqeWhs2iIhJszPrX65kW+0JY4MlilIvcN4fy+C9JlI8EquX+Jen6rYiIbf5g vDERKzg5i1/N0z2lZZub+qBwEEQYUalGTzYgGdD9xiW6KLKP6dcNuSxqeqpFctx0BMKg gCEedtKR/p8D4hNPE287oUJk2soar05vWlUES2r3lwFdA++YJ/2Nu0GgzVpJjXMoGlMp KWGfiEMQEFMGAoZ1H2S8FMNKqQaVBRYyJ6iTmwaCKizAxO3UsdWI4FuBS/fmcRROiHmw KjpGk/RGN6YE5gT8uAY0UUe3GDKVHFrsU3m0S7c7SZj1TirI/vBloheMSaN2L2o6EJvk QSdg== X-Gm-Message-State: ANhLgQ0TqCJ3JJ9jhpZ56L3js8keBnXIraZUW1nuyG7AQAk+ydiJHCKm Z73gFMH5Eo51P/zH2xZBqPsQAcap+O8= X-Google-Smtp-Source: ADFU+vsl+Mls90arlqKr2QZj0zBIml+lQgHGpmSH6avRTtpcwpX1lPy2hIJg3y3OV5tlWqDqqHe+EA== X-Received: by 2002:a37:4fd0:: with SMTP id d199mr10029700qkb.121.1585546437276; Sun, 29 Mar 2020 22:33:57 -0700 (PDT) Received: from localhost.localdomain (c-73-39-36-110.hsd1.dc.comcast.net. [73.39.36.110]) by smtp.gmail.com with ESMTPSA id q44sm10797571qtq.11.2020.03.29.22.33.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 29 Mar 2020 22:33:56 -0700 (PDT) Date: Mon, 30 Mar 2020 01:33:55 -0400 From: Geordan Neukum To: Sebastian Reichel , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: gneukum1@gmail.com Subject: [PATCH] power: supply: max17042_battery: Add support for the TTE_NOW prop Message-ID: <20200330053352.GA28178@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The max170{42,47,50,55} family of fuel gauges all provide time-to-empty estimation. As such, let's export this as a property. Signed-off-by: Geordan Neukum --- drivers/power/supply/max17042_battery.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/power/supply/max17042_battery.c b/drivers/power/supply/max17042_battery.c index 69ec4295d55d..f284547913d6 100644 --- a/drivers/power/supply/max17042_battery.c +++ b/drivers/power/supply/max17042_battery.c @@ -87,6 +87,7 @@ static enum power_supply_property max17042_battery_props[] = { POWER_SUPPLY_PROP_SCOPE, POWER_SUPPLY_PROP_CURRENT_NOW, POWER_SUPPLY_PROP_CURRENT_AVG, + POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW, }; static int max17042_get_temperature(struct max17042_chip *chip, int *temp) @@ -411,6 +412,13 @@ static int max17042_get_property(struct power_supply *psy, return -EINVAL; } break; + case POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW: + ret = regmap_read(map, MAX17042_TTE, &data); + if (ret < 0) + return ret; + + val->intval = data * 5625 / 1000; + break; default: return -EINVAL; } -- 2.18.1