From patchwork Thu Apr 2 14:58:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= X-Patchwork-Id: 212405 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=-6.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, 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 8491EC43331 for ; Thu, 2 Apr 2020 14:59:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 56E782078B for ; Thu, 2 Apr 2020 14:59:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=rere.qmqm.pl header.i=@rere.qmqm.pl header.b="aKsvPqp9" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389140AbgDBO7F (ORCPT ); Thu, 2 Apr 2020 10:59:05 -0400 Received: from rere.qmqm.pl ([91.227.64.183]:37958 "EHLO rere.qmqm.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388781AbgDBO6e (ORCPT ); Thu, 2 Apr 2020 10:58:34 -0400 Received: from remote.user (localhost [127.0.0.1]) by rere.qmqm.pl (Postfix) with ESMTPSA id 48tR5h2hkPz1vW; Thu, 2 Apr 2020 16:58:32 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=rere.qmqm.pl; s=1; t=1585839512; bh=X6di/kZ9JXtfx1MiBhjtRiHxgwlcVR2sOcyLvmd+Kuk=; h=Date:In-Reply-To:References:From:Subject:To:Cc:From; b=aKsvPqp9eEE1e3/OOmvgA0P552rUjkO0alh15EpymshDJkzGwBF5W4tGdNFcA7Pyz EXIS12pOUL3N5yIYHdfNIec2P57TahFr1eZYjvoJIGQVcKrhDoxPE0S/bZ2S75aUB9 7K6IFE3wO1hCNCb11zuzdCnGHflAG4JjhQ0urRc6cNkWg3+KL7z0KMr9hh+CsRnGeR rwMD7gdEa0SS3uecNeagcwvSW3ihusPGLtIn+pqmitwraRUFeGKhV8rLM6kRdLddCn j+DmTsv7guGRMnsBxLF91I0wKxGXCauFe/nB1jmh/mke9CyxSRHoTjDTMo+L9tinUF laUrPPhFFGdrQ== X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.102.2 at mail Date: Thu, 02 Apr 2020 16:58:32 +0200 Message-Id: <3aa6336d84b67425a1c590e18668b2da92f618a3.1585838678.git.mirq-linux@rere.qmqm.pl> In-Reply-To: References: From: =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= Subject: [PATCH 06/14] power: supply: bq25890: update state on property read MIME-Version: 1.0 To: Sebastian Reichel Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Edge interrupts from the charger may be lost or stuck in fault mode since probe(). Check if something changed everytime userspace wants some data. Signed-off-by: Michał Mirosław --- drivers/power/supply/bq25890_charger.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c index 3b02fa80aedd..e4368d01396a 100644 --- a/drivers/power/supply/bq25890_charger.c +++ b/drivers/power/supply/bq25890_charger.c @@ -389,6 +389,8 @@ static bool bq25890_is_adc_property(enum power_supply_property psp) } } +static irqreturn_t __bq25890_handle_irq(struct bq25890_device *bq); + static int bq25890_power_supply_get_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val) @@ -399,6 +401,8 @@ static int bq25890_power_supply_get_property(struct power_supply *psy, int ret; mutex_lock(&bq->lock); + /* update state in case we lost an interrupt */ + __bq25890_handle_irq(bq); state = bq->state; do_adc_conv = !state.online && bq25890_is_adc_property(psp); if (do_adc_conv)