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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 45C97C32753 for ; Wed, 14 Aug 2019 15:10:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 22F3C2083B for ; Wed, 14 Aug 2019 15:10:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728302AbfHNPKP (ORCPT ); Wed, 14 Aug 2019 11:10:15 -0400 Received: from relay9-d.mail.gandi.net ([217.70.183.199]:44135 "EHLO relay9-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728176AbfHNPKO (ORCPT ); Wed, 14 Aug 2019 11:10:14 -0400 X-Originating-IP: 92.137.69.152 Received: from localhost (alyon-656-1-672-152.w92-137.abo.wanadoo.fr [92.137.69.152]) (Authenticated sender: alexandre.belloni@bootlin.com) by relay9-d.mail.gandi.net (Postfix) with ESMTPSA id 66400FF806; Wed, 14 Aug 2019 15:10:12 +0000 (UTC) From: Alexandre Belloni To: linux-rtc@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Alexandre Belloni Subject: [PATCH v2 6/9] rtc: pcf2123: don't use weekday alarm Date: Wed, 14 Aug 2019 17:09:59 +0200 Message-Id: <20190814151002.7324-6-alexandre.belloni@bootlin.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190814151002.7324-1-alexandre.belloni@bootlin.com> References: <20190814151002.7324-1-alexandre.belloni@bootlin.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The week day may not be set properly by userspace. This would result is missed alarms. Disable alarm matching on weekday. Signed-off-by: Alexandre Belloni --- drivers/rtc/rtc-pcf2123.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/rtc/rtc-pcf2123.c b/drivers/rtc/rtc-pcf2123.c index ba37060f299e..175aa8779623 100644 --- a/drivers/rtc/rtc-pcf2123.c +++ b/drivers/rtc/rtc-pcf2123.c @@ -82,7 +82,7 @@ #define OSC_HAS_STOPPED BIT(7) /* Clock has been stopped */ /* PCF2123_REG_ALRM_XX BITS */ -#define ALRM_ENABLE BIT(7) /* MN, HR, DM, or DW alarm enable */ +#define ALRM_DISABLE BIT(7) /* MN, HR, DM, or DW alarm matching */ /* PCF2123_REG_TMR_CLKOUT BITS */ #define CD_TMR_4096KHZ (0) /* 4096 KHz countdown timer */ @@ -286,7 +286,7 @@ static int pcf2123_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm) txbuf[0] = bin2bcd(alm->time.tm_min & 0x7F); txbuf[1] = bin2bcd(alm->time.tm_hour & 0x3F); txbuf[2] = bin2bcd(alm->time.tm_mday & 0x3F); - txbuf[3] = bin2bcd(alm->time.tm_wday & 0x07); + txbuf[3] = ALRM_DISABLE; ret = regmap_bulk_write(pcf2123->map, PCF2123_REG_ALRM_MN, txbuf, sizeof(txbuf)); -- 2.21.0