clps711xfb: convert to proc_fops

[safe/jmp/linux-2.6] / drivers / rtc / rtc-pcf50633.c

diff --git a/drivers/rtc/rtc-pcf50633.c b/drivers/rtc/rtc-pcf50633.c
index f4dd87e..854c3cb 100644 (file)
--- a/drivers/rtc/rtc-pcf50633.c
+++ b/drivers/rtc/rtc-pcf50633.c
@@ -58,6 +58,7 @@ struct pcf50633_time {
 struct pcf50633_rtc {
        int alarm_enabled;
        int second_enabled;
+       int alarm_pending;
 
        struct pcf50633 *pcf;
        struct rtc_device *rtc_dev;
@@ -70,7 +71,7 @@ static void pcf2rtc_time(struct rtc_time *rtc, struct pcf50633_time *pcf)
        rtc->tm_hour = bcd2bin(pcf->time[PCF50633_TI_HOUR]);
        rtc->tm_wday = bcd2bin(pcf->time[PCF50633_TI_WKDAY]);
        rtc->tm_mday = bcd2bin(pcf->time[PCF50633_TI_DAY]);
-       rtc->tm_mon = bcd2bin(pcf->time[PCF50633_TI_MONTH]);
+       rtc->tm_mon = bcd2bin(pcf->time[PCF50633_TI_MONTH]) - 1;
        rtc->tm_year = bcd2bin(pcf->time[PCF50633_TI_YEAR]) + 100;
 }
 
@@ -81,7 +82,7 @@ static void rtc2pcf_time(struct pcf50633_time *pcf, struct rtc_time *rtc)
        pcf->time[PCF50633_TI_HOUR] = bin2bcd(rtc->tm_hour);
        pcf->time[PCF50633_TI_WKDAY] = bin2bcd(rtc->tm_wday);
        pcf->time[PCF50633_TI_DAY] = bin2bcd(rtc->tm_mday);
-       pcf->time[PCF50633_TI_MONTH] = bin2bcd(rtc->tm_mon);
+       pcf->time[PCF50633_TI_MONTH] = bin2bcd(rtc->tm_mon + 1);
        pcf->time[PCF50633_TI_YEAR] = bin2bcd(rtc->tm_year % 100);
 }
 
@@ -209,6 +210,7 @@ static int pcf50633_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
        rtc = dev_get_drvdata(dev);
 
        alrm->enabled = rtc->alarm_enabled;
+       alrm->pending = rtc->alarm_pending;
 
        ret = pcf50633_read_block(rtc->pcf, PCF50633_REG_RTCSCA,
                                PCF50633_TI_EXTENT, &pcf_tm.time[0]);
@@ -244,9 +246,12 @@ static int pcf50633_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
        /* Returns 0 on success */
        ret = pcf50633_write_block(rtc->pcf, PCF50633_REG_RTCSCA,
                                PCF50633_TI_EXTENT, &pcf_tm.time[0]);
+       if (!alrm->enabled)
+               rtc->alarm_pending = 0;
 
-       if (!alarm_masked)
+       if (!alarm_masked || alrm->enabled)
                pcf50633_irq_unmask(rtc->pcf, PCF50633_IRQ_ALARM);
+       rtc->alarm_enabled = alrm->enabled;
 
        return ret;
 }
@@ -267,6 +272,7 @@ static void pcf50633_rtc_irq(int irq, void *data)
        switch (irq) {
        case PCF50633_IRQ_ALARM:
                rtc_update_irq(rtc->rtc_dev, 1, RTC_AF | RTC_IRQF);
+               rtc->alarm_pending = 1;
                break;
        case PCF50633_IRQ_SECOND:
                rtc_update_irq(rtc->rtc_dev, 1, RTC_UF | RTC_IRQF);
@@ -276,23 +282,21 @@ static void pcf50633_rtc_irq(int irq, void *data)
 
 static int __devinit pcf50633_rtc_probe(struct platform_device *pdev)
 {
-       struct pcf50633_subdev_pdata *pdata;
        struct pcf50633_rtc *rtc;
 
-
        rtc = kzalloc(sizeof(*rtc), GFP_KERNEL);
        if (!rtc)
                return -ENOMEM;
 
-       pdata = pdev->dev.platform_data;
-       rtc->pcf = pdata->pcf;
+       rtc->pcf = dev_to_pcf50633(pdev->dev.parent);
        platform_set_drvdata(pdev, rtc);
        rtc->rtc_dev = rtc_device_register("pcf50633-rtc", &pdev->dev,
                                &pcf50633_rtc_ops, THIS_MODULE);
 
        if (IS_ERR(rtc->rtc_dev)) {
+               int ret =  PTR_ERR(rtc->rtc_dev);
                kfree(rtc);
-               return PTR_ERR(rtc->rtc_dev);
+               return ret;
        }
 
        pcf50633_register_irq(rtc->pcf, PCF50633_IRQ_ALARM,