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watchdog: dw_wdt: convert to SIMPLE_DEV_PM_OPS

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The dw_wdt only provides PM_SLEEP operations, so convert the driver
to use SIMPLE_DEV_PM_OPS instead of populating the struct manually.
This has the added effect of simplifying the CONFIG_PM ifdefs.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Heiko Stübner 2013-06-26 20:03:52 +02:00 committed by Wim Van Sebroeck
parent 1213959d4a
commit ad83c6cbf3
1 changed files with 3 additions and 8 deletions
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11
drivers/watchdog/dw_wdt.c
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@ -252,7 +252,7 @@ static int dw_wdt_release(struct inode *inode, struct file *filp)
return 0;
}
#ifdef CONFIG_PM
#ifdef CONFIG_PM_SLEEP
static int dw_wdt_suspend(struct device *dev)
{
clk_disable(dw_wdt.clk);
@ -271,12 +271,9 @@ static int dw_wdt_resume(struct device *dev)
return 0;
}
#endif /* CONFIG_PM_SLEEP */
static const struct dev_pm_ops dw_wdt_pm_ops = {
.suspend = dw_wdt_suspend,
.resume = dw_wdt_resume,
};
#endif /* CONFIG_PM */
static SIMPLE_DEV_PM_OPS(dw_wdt_pm_ops, dw_wdt_suspend, dw_wdt_resume);
static const struct file_operations wdt_fops = {
.owner = THIS_MODULE,
@ -346,9 +343,7 @@ static struct platform_driver dw_wdt_driver = {
.driver = {
.name = "dw_wdt",
.owner = THIS_MODULE,
#ifdef CONFIG_PM
.pm = &dw_wdt_pm_ops,
#endif /* CONFIG_PM */
},
};