This is needed as preparation for platforms where using pm runtime usage
is mandatory.
Signed-off-by: Daniel Mack <zonque@xxxxxxxxx>
---
drivers/rtc/rtc-omap.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index 0b614e3..baa876e 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -17,6 +17,7 @@
#include <linux/module.h>
#include <linux/ioport.h>
#include <linux/delay.h>
+#include <linux/pm_runtime.h>
#include <linux/rtc.h>
#include <linux/bcd.h>
#include <linux/platform_device.h>
@@ -322,6 +323,9 @@ static int __init omap_rtc_probe(struct platform_device *pdev)
goto fail;
}
+ pm_runtime_enable(&pdev->dev);
+ pm_runtime_get_sync(&pdev->dev);
+
rtc = rtc_device_register(pdev->name, &pdev->dev,
&omap_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc)) {
@@ -420,6 +424,8 @@ static int __exit omap_rtc_remove(struct platform_device *pdev)
free_irq(omap_rtc_alarm, rtc);
rtc_device_unregister(rtc);
+ pm_runtime_put_sync(&pdev->dev);
+ pm_runtime_disable(&pdev->dev);
iounmap(rtc_base);
release_mem_region(mem->start, resource_size(mem));
return 0;
@@ -442,11 +448,15 @@ static int omap_rtc_suspend(struct platform_device *pdev, pm_message_t state)
else
rtc_write(0, OMAP_RTC_INTERRUPTS_REG);
+ pm_runtime_put_sync(&pdev->dev);
+
return 0;
}
static int omap_rtc_resume(struct platform_device *pdev)
{
+ pm_runtime_get_sync(&pdev->dev);
+
if (device_may_wakeup(&pdev->dev))
disable_irq_wake(omap_rtc_alarm);
else
--
1.7.11.7
--
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