From patchwork Fri Mar 6 00:58:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Belloni X-Patchwork-Id: 11422833 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B03A0138D for ; Fri, 6 Mar 2020 00:58:29 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 76C702073B for ; Fri, 6 Mar 2020 00:58:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="VwhYFCWt" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 76C702073B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=LfgTfTEThMZhROSHQOqLckdkoHfReRxW9iAsxvDT0jw=; b=VwhYFCWtxTnGiH zMsBnhNnIad74/E2C2YC3alTxsa7Z5LyK0GhdNy/nq1trFuPlKk5sBMX6vhKat9YRLoanmXyl3VlK 80pttU2azMSg3exudvtvRQOh4I5GQxN+9Pc/CHyG53MPB68DgQDJ09wT8YOPyQX56McQPfgQcUPLT e8u87TNmB3zRl1ZpqJ87vthwiVMk/XK2wX4m+irGB5afjm11zjsD6uoS8YX06RTSZC2Su3rYbInCg CHxr3KbpOacN2t7RaFzAVIJhVc0Z1XkwBF4Tqmvyc18SbROumD/F9tTf+vG/YuB5z7aWM6W7Y7D8K 61sDu25DyVhPWqz6Wbgw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jA1Jr-00045L-6Q; Fri, 06 Mar 2020 00:58:27 +0000 Received: from relay4-d.mail.gandi.net ([217.70.183.196]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jA1Jn-00043s-OT for linux-arm-kernel@lists.infradead.org; Fri, 06 Mar 2020 00:58:25 +0000 X-Originating-IP: 86.202.105.35 Received: from localhost (lfbn-lyo-1-9-35.w86-202.abo.wanadoo.fr [86.202.105.35]) (Authenticated sender: alexandre.belloni@bootlin.com) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id 83124E0005; Fri, 6 Mar 2020 00:58:13 +0000 (UTC) From: Alexandre Belloni To: Linus Walleij , Alessandro Zummo , Alexandre Belloni Subject: [PATCH 1/3] rtc: pl031: remove useless invalid alarm handling Date: Fri, 6 Mar 2020 01:58:07 +0100 Message-Id: <20200306005809.38530-1-alexandre.belloni@bootlin.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200305_165823_930742_D1D150B4 X-CRM114-Status: GOOD ( 12.12 ) X-Spam-Score: -0.7 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [217.70.183.196 listed in list.dnswl.org] 0.0 RCVD_IN_MSPIKE_H3 RBL: Good reputation (+3) [217.70.183.196 listed in wl.mailspike.net] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 RCVD_IN_MSPIKE_WL Mailspike good senders X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-rtc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The core will never pass an invalid alarm to .set_alarm, it is not necessary to check for its validity. Signed-off-by: Alexandre Belloni Acked-by: Linus Walleij --- drivers/rtc/rtc-pl031.c | 24 ++++++++---------------- 1 file changed, 8 insertions(+), 16 deletions(-) diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c index 180caebbd355..2e8e019a6e4c 100644 --- a/drivers/rtc/rtc-pl031.c +++ b/drivers/rtc/rtc-pl031.c @@ -210,17 +210,13 @@ static int pl031_stv2_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) unsigned long bcd_year; int ret; - /* At the moment, we can only deal with non-wildcarded alarm times. */ - ret = rtc_valid_tm(&alarm->time); + ret = pl031_stv2_tm_to_time(dev, &alarm->time, + &time, &bcd_year); if (ret == 0) { - ret = pl031_stv2_tm_to_time(dev, &alarm->time, - &time, &bcd_year); - if (ret == 0) { - writel(bcd_year, ldata->base + RTC_YMR); - writel(time, ldata->base + RTC_MR); + writel(bcd_year, ldata->base + RTC_YMR); + writel(time, ldata->base + RTC_MR); - pl031_alarm_irq_enable(dev, alarm->enabled); - } + pl031_alarm_irq_enable(dev, alarm->enabled); } return ret; @@ -285,14 +281,10 @@ static int pl031_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) unsigned long time; int ret; - /* At the moment, we can only deal with non-wildcarded alarm times. */ - ret = rtc_valid_tm(&alarm->time); + ret = rtc_tm_to_time(&alarm->time, &time); if (ret == 0) { - ret = rtc_tm_to_time(&alarm->time, &time); - if (ret == 0) { - writel(time, ldata->base + RTC_MR); - pl031_alarm_irq_enable(dev, alarm->enabled); - } + writel(time, ldata->base + RTC_MR); + pl031_alarm_irq_enable(dev, alarm->enabled); } return ret;