rtc: rtc-spear: convert spear_rtc_driver to dev_pm_ops

Instead of using legacy suspend/resume methods, using newer dev_pm_ops
structure allows better control over power management.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jingoo Han 2013-04-29 16:21:02 -07:00 committed by Linus Torvalds
parent 5936fdb9b2
commit b086e392b1

View file

@ -434,10 +434,10 @@ static int spear_rtc_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_PM
static int spear_rtc_suspend(struct platform_device *pdev, pm_message_t state)
#ifdef CONFIG_PM_SLEEP
static int spear_rtc_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct spear_rtc_config *config = platform_get_drvdata(pdev);
int irq;
@ -453,8 +453,9 @@ static int spear_rtc_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
static int spear_rtc_resume(struct platform_device *pdev)
static int spear_rtc_resume(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct spear_rtc_config *config = platform_get_drvdata(pdev);
int irq;
@ -472,12 +473,10 @@ static int spear_rtc_resume(struct platform_device *pdev)
return 0;
}
#else
#define spear_rtc_suspend NULL
#define spear_rtc_resume NULL
#endif
static SIMPLE_DEV_PM_OPS(spear_rtc_pm_ops, spear_rtc_suspend, spear_rtc_resume);
static void spear_rtc_shutdown(struct platform_device *pdev)
{
struct spear_rtc_config *config = platform_get_drvdata(pdev);
@ -497,11 +496,10 @@ MODULE_DEVICE_TABLE(of, spear_rtc_id_table);
static struct platform_driver spear_rtc_driver = {
.probe = spear_rtc_probe,
.remove = spear_rtc_remove,
.suspend = spear_rtc_suspend,
.resume = spear_rtc_resume,
.shutdown = spear_rtc_shutdown,
.driver = {
.name = "rtc-spear",
.pm = &spear_rtc_pm_ops,
.of_match_table = of_match_ptr(spear_rtc_id_table),
},
};