linux-kernel - [PATCH 1/3] rtc: mc13xxx: remove UIE signaling

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed,  4 May 2011 17:31:26 +0200
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	rtc-linux@...glegroups.com
Cc:	linux-kernel@...r.kernel.org, johnstul@...ibm.com,
	Wolfram Sang <w.sang@...gutronix.de>
Subject: [PATCH 1/3] rtc: mc13xxx: remove UIE signaling

The RTC core handles it since 6610e08 (RTC: Rework RTC code to use
timerqueue for events). So far, only the callbacks to the RTC core have
been removed, but not the handlers. Do this now.

Signed-off-by: Wolfram Sang <w.sang@...gutronix.de>
---
 drivers/rtc/rtc-mc13xxx.c |   23 -----------------------
 1 files changed, 0 insertions(+), 23 deletions(-)

diff --git a/drivers/rtc/rtc-mc13xxx.c b/drivers/rtc/rtc-mc13xxx.c
index c5ac037..d4e2078 100644
--- a/drivers/rtc/rtc-mc13xxx.c
+++ b/drivers/rtc/rtc-mc13xxx.c
@@ -268,20 +268,6 @@ static irqreturn_t mc13xxx_rtc_alarm_handler(int irq, void *dev)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t mc13xxx_rtc_update_handler(int irq, void *dev)
-{
-	struct mc13xxx_rtc *priv = dev;
-	struct mc13xxx *mc13xxx = priv->mc13xxx;
-
-	dev_dbg(&priv->rtc->dev, "1HZ\n");
-
-	rtc_update_irq(priv->rtc, 1, RTC_IRQF | RTC_UF);
-
-	mc13xxx_irq_ack(mc13xxx, irq);
-
-	return IRQ_HANDLED;
-}
-
 static int mc13xxx_rtc_alarm_irq_enable(struct device *dev,
 		unsigned int enabled)
 {
@@ -339,11 +325,6 @@ static int __devinit mc13xxx_rtc_probe(struct platform_device *pdev)
 
 	priv->valid = !rtcrst_pending;
 
-	ret = mc13xxx_irq_request_nounmask(mc13xxx, MC13XXX_IRQ_1HZ,
-			mc13xxx_rtc_update_handler, DRIVER_NAME, priv);
-	if (ret)
-		goto err_update_irq_request;
-
 	ret = mc13xxx_irq_request_nounmask(mc13xxx, MC13XXX_IRQ_TODA,
 			mc13xxx_rtc_alarm_handler, DRIVER_NAME, priv);
 	if (ret)
@@ -357,9 +338,6 @@ static int __devinit mc13xxx_rtc_probe(struct platform_device *pdev)
 		mc13xxx_irq_free(mc13xxx, MC13XXX_IRQ_TODA, priv);
 err_alarm_irq_request:
 
-		mc13xxx_irq_free(mc13xxx, MC13XXX_IRQ_1HZ, priv);
-err_update_irq_request:
-
 err_reset_irq_status:
 
 		mc13xxx_irq_free(mc13xxx, MC13XXX_IRQ_RTCRST, priv);
@@ -383,7 +361,6 @@ static int __devexit mc13xxx_rtc_remove(struct platform_device *pdev)
 	rtc_device_unregister(priv->rtc);
 
 	mc13xxx_irq_free(priv->mc13xxx, MC13XXX_IRQ_TODA, priv);
-	mc13xxx_irq_free(priv->mc13xxx, MC13XXX_IRQ_1HZ, priv);
 	mc13xxx_irq_free(priv->mc13xxx, MC13XXX_IRQ_RTCRST, priv);
 
 	mc13xxx_unlock(priv->mc13xxx);
-- 
1.7.2.5

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/