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path: root/drivers/rtc/rtc-test.c
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Diffstat (limited to 'drivers/rtc/rtc-test.c')
-rw-r--r--drivers/rtc/rtc-test.c71
1 files changed, 28 insertions, 43 deletions
diff --git a/drivers/rtc/rtc-test.c b/drivers/rtc/rtc-test.c
index 51725f7755b..6599c20bc45 100644
--- a/drivers/rtc/rtc-test.c
+++ b/drivers/rtc/rtc-test.c
@@ -50,24 +50,9 @@ static int test_rtc_proc(struct device *dev, struct seq_file *seq)
return 0;
}
-static int test_rtc_ioctl(struct device *dev, unsigned int cmd,
- unsigned long arg)
+static int test_rtc_alarm_irq_enable(struct device *dev, unsigned int enable)
{
- /* We do support interrupts, they're generated
- * using the sysfs interface.
- */
- switch (cmd) {
- case RTC_PIE_ON:
- case RTC_PIE_OFF:
- case RTC_UIE_ON:
- case RTC_UIE_OFF:
- case RTC_AIE_ON:
- case RTC_AIE_OFF:
- return 0;
-
- default:
- return -ENOIOCTLCMD;
- }
+ return 0;
}
static const struct rtc_class_ops test_rtc_ops = {
@@ -76,7 +61,7 @@ static const struct rtc_class_ops test_rtc_ops = {
.read_alarm = test_rtc_read_alarm,
.set_alarm = test_rtc_set_alarm,
.set_mmss = test_rtc_set_mmss,
- .ioctl = test_rtc_ioctl,
+ .alarm_irq_enable = test_rtc_alarm_irq_enable,
};
static ssize_t test_irq_show(struct device *dev,
@@ -93,11 +78,16 @@ static ssize_t test_irq_store(struct device *dev,
struct rtc_device *rtc = platform_get_drvdata(plat_dev);
retval = count;
- if (strncmp(buf, "tick", 4) == 0)
+ if (strncmp(buf, "tick", 4) == 0 && rtc->pie_enabled)
rtc_update_irq(rtc, 1, RTC_PF | RTC_IRQF);
- else if (strncmp(buf, "alarm", 5) == 0)
- rtc_update_irq(rtc, 1, RTC_AF | RTC_IRQF);
- else if (strncmp(buf, "update", 6) == 0)
+ else if (strncmp(buf, "alarm", 5) == 0) {
+ struct rtc_wkalrm alrm;
+ int err = rtc_read_alarm(rtc, &alrm);
+
+ if (!err && alrm.enabled)
+ rtc_update_irq(rtc, 1, RTC_AF | RTC_IRQF);
+
+ } else if (strncmp(buf, "update", 6) == 0 && rtc->uie_rtctimer.enabled)
rtc_update_irq(rtc, 1, RTC_UF | RTC_IRQF);
else
retval = -EINVAL;
@@ -109,31 +99,26 @@ static DEVICE_ATTR(irq, S_IRUGO | S_IWUSR, test_irq_show, test_irq_store);
static int test_probe(struct platform_device *plat_dev)
{
int err;
- struct rtc_device *rtc = rtc_device_register("test", &plat_dev->dev,
- &test_rtc_ops, THIS_MODULE);
+ struct rtc_device *rtc;
+
+ rtc = devm_rtc_device_register(&plat_dev->dev, "test",
+ &test_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc)) {
- err = PTR_ERR(rtc);
- return err;
+ return PTR_ERR(rtc);
}
err = device_create_file(&plat_dev->dev, &dev_attr_irq);
if (err)
- goto err;
+ dev_err(&plat_dev->dev, "Unable to create sysfs entry: %s\n",
+ dev_attr_irq.attr.name);
platform_set_drvdata(plat_dev, rtc);
return 0;
-
-err:
- rtc_device_unregister(rtc);
- return err;
}
-static int __devexit test_remove(struct platform_device *plat_dev)
+static int test_remove(struct platform_device *plat_dev)
{
- struct rtc_device *rtc = platform_get_drvdata(plat_dev);
-
- rtc_device_unregister(rtc);
device_remove_file(&plat_dev->dev, &dev_attr_irq);
return 0;
@@ -141,7 +126,7 @@ static int __devexit test_remove(struct platform_device *plat_dev)
static struct platform_driver test_driver = {
.probe = test_probe,
- .remove = __devexit_p(test_remove),
+ .remove = test_remove,
.driver = {
.name = "rtc-test",
.owner = THIS_MODULE,
@@ -162,24 +147,24 @@ static int __init test_init(void)
if ((test1 = platform_device_alloc("rtc-test", 1)) == NULL) {
err = -ENOMEM;
- goto exit_free_test0;
+ goto exit_put_test0;
}
if ((err = platform_device_add(test0)))
- goto exit_free_test1;
+ goto exit_put_test1;
if ((err = platform_device_add(test1)))
- goto exit_device_unregister;
+ goto exit_del_test0;
return 0;
-exit_device_unregister:
- platform_device_unregister(test0);
+exit_del_test0:
+ platform_device_del(test0);
-exit_free_test1:
+exit_put_test1:
platform_device_put(test1);
-exit_free_test0:
+exit_put_test0:
platform_device_put(test0);
exit_driver_unregister: