From patchwork Fri Dec 4 14:49:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andreas Kemnade X-Patchwork-Id: 11951793 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 8C097C433FE for ; Fri, 4 Dec 2020 14:50:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 434B822B40 for ; Fri, 4 Dec 2020 14:50:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729328AbgLDOum (ORCPT ); Fri, 4 Dec 2020 09:50:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40616 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728722AbgLDOum (ORCPT ); Fri, 4 Dec 2020 09:50:42 -0500 Received: from mail.andi.de1.cc (mail.andi.de1.cc [IPv6:2a01:238:4321:8900:456f:ecd6:43e:202c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1548DC061A4F; Fri, 4 Dec 2020 06:50:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kemnade.info; s=20180802; h=Content-Transfer-Encoding:MIME-Version: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: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=2dK3ir+LWB8RCghaNvBM70NFqDOUmqfEAJGTzJx4JcM=; b=U/+dMsGz+KRkBhCjE3vEtvIyAW 2+CuNTlRUDBVogyedVFbcSvgyyc6nsCCy/akGkVFrWCdc95OZxUabkAjoVYa+zS2Qk5CBjTcSZNAT 4GGSLyEp1uGV2BFRfJlr8LRONuq+t+EykCwgUKzF9KvadFKpb8HIbHNg2PPzUX1U7W+A=; Received: from p200300ccff0a0b001a3da2fffebfd33a.dip0.t-ipconnect.de ([2003:cc:ff0a:b00:1a3d:a2ff:febf:d33a] helo=aktux) by mail.andi.de1.cc with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1klCPG-0006nV-FI; Fri, 04 Dec 2020 15:49:58 +0100 Received: from andi by aktux with local (Exim 4.92) (envelope-from ) id 1klCPG-00026m-6o; Fri, 04 Dec 2020 15:49:58 +0100 From: Andreas Kemnade To: pali@kernel.org, dmurphy@ti.com, sre@kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Andreas Kemnade Subject: [PATCH] power: bq27xxx: fix polarity of current_now Date: Fri, 4 Dec 2020 15:49:50 +0100 Message-Id: <20201204144950.8062-1-andreas@kemnade.info> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org current_now has to be negative during discharging and positive during charging, the behavior seen is the other way round. Tested on GTA04 with Openmoko battery Signed-off-by: Andreas Kemnade --- drivers/power/supply/bq27xxx_battery.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c index 315e0909e6a4..3ecc18b01d49 100644 --- a/drivers/power/supply/bq27xxx_battery.c +++ b/drivers/power/supply/bq27xxx_battery.c @@ -1789,7 +1789,7 @@ static int bq27xxx_battery_current(struct bq27xxx_device_info *di, if (di->opts & BQ27XXX_O_ZERO) { flags = bq27xxx_read(di, BQ27XXX_REG_FLAGS, true); - if (flags & BQ27000_FLAG_CHGS) { + if (!(flags & BQ27000_FLAG_CHGS)) { dev_dbg(di->dev, "negative current!\n"); curr = -curr; } @@ -1797,7 +1797,7 @@ static int bq27xxx_battery_current(struct bq27xxx_device_info *di, val->intval = curr * BQ27XXX_CURRENT_CONSTANT / BQ27XXX_RS; } else { /* Other gauges return signed value */ - val->intval = (int)((s16)curr) * 1000; + val->intval = -(int)((s16)curr) * 1000; } return 0;