diff options
| author | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2019-04-30 12:28:19 +0300 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2019-04-30 12:50:20 +0300 |
| commit | 3b2dc19ff9a1495cf08752b5a1ba8b986473f39f (patch) | |
| tree | 501756bf8b35fe93dea170a2d1913f0180062bde /drivers/rtc/rtc-jz4740.c | |
| parent | e72746e7912300ca48c427c3614569fcddd2e7f0 (diff) | |
| download | linux-3b2dc19ff9a1495cf08752b5a1ba8b986473f39f.tar.xz | |
rtc: jz4740: use dev_pm_set_wake_irq() to simplify code
Use dev_pm_set_wake_irq() to set the RTC as a wakeup source for suspend.
This allows to remove the whole dev_pm_ops structure.
Tested-by: Mathieu Malaterre <malat@debian.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-jz4740.c')
| -rw-r--r-- | drivers/rtc/rtc-jz4740.c | 37 |
1 files changed, 7 insertions, 30 deletions
diff --git a/drivers/rtc/rtc-jz4740.c b/drivers/rtc/rtc-jz4740.c index 077670ffde01..32e6b6270efd 100644 --- a/drivers/rtc/rtc-jz4740.c +++ b/drivers/rtc/rtc-jz4740.c @@ -20,6 +20,7 @@ #include <linux/module.h> #include <linux/of_device.h> #include <linux/platform_device.h> +#include <linux/pm_wakeirq.h> #include <linux/reboot.h> #include <linux/rtc.h> #include <linux/slab.h> @@ -346,6 +347,12 @@ static int jz4740_rtc_probe(struct platform_device *pdev) device_init_wakeup(&pdev->dev, 1); + ret = dev_pm_set_wake_irq(&pdev->dev, rtc->irq); + if (ret) { + dev_err(&pdev->dev, "Failed to set wake irq: %d\n", ret); + return ret; + } + rtc->rtc = devm_rtc_allocate_device(&pdev->dev); if (IS_ERR(rtc->rtc)) { ret = PTR_ERR(rtc->rtc); @@ -403,35 +410,6 @@ static int jz4740_rtc_probe(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM -static int jz4740_rtc_suspend(struct device *dev) -{ - struct jz4740_rtc *rtc = dev_get_drvdata(dev); - - if (device_may_wakeup(dev)) - enable_irq_wake(rtc->irq); - return 0; -} - -static int jz4740_rtc_resume(struct device *dev) -{ - struct jz4740_rtc *rtc = dev_get_drvdata(dev); - - if (device_may_wakeup(dev)) - disable_irq_wake(rtc->irq); - return 0; -} - -static const struct dev_pm_ops jz4740_pm_ops = { - .suspend = jz4740_rtc_suspend, - .resume = jz4740_rtc_resume, -}; -#define JZ4740_RTC_PM_OPS (&jz4740_pm_ops) - -#else -#define JZ4740_RTC_PM_OPS NULL -#endif /* CONFIG_PM */ - static const struct platform_device_id jz4740_rtc_ids[] = { { "jz4740-rtc", ID_JZ4740 }, { "jz4780-rtc", ID_JZ4780 }, @@ -443,7 +421,6 @@ static struct platform_driver jz4740_rtc_driver = { .probe = jz4740_rtc_probe, .driver = { .name = "jz4740-rtc", - .pm = JZ4740_RTC_PM_OPS, .of_match_table = of_match_ptr(jz4740_rtc_of_match), }, .id_table = jz4740_rtc_ids, |