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hwmon: (nct6775) Convert to use SIMPLE_DEV_PM_OPS

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Get rid of #ifdef CONFIG_PM by using SIMPLE_DEV_PM_OPS and declaring suspend
and resume functions with __maybe_unused.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Guenter Roeck 2015-02-07 08:48:49 -08:00
parent f6906edeac
commit 48e9318256
1 changed files with 5 additions and 17 deletions
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22
drivers/hwmon/nct6775.c
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@ -880,12 +880,11 @@ struct nct6775_data {
u16 have_temp;
u16 have_temp_fixed;
u16 have_in;
#ifdef CONFIG_PM
/* Remember extra register values over suspend/resume */
u8 vbat;
u8 fandiv1;
u8 fandiv2;
#endif
};
struct nct6775_sio_data {
@ -3989,8 +3988,7 @@ static void nct6791_enable_io_mapping(int sioaddr)
}
}
#ifdef CONFIG_PM
static int nct6775_suspend(struct device *dev)
static int __maybe_unused nct6775_suspend(struct device *dev)
{
struct nct6775_data *data = nct6775_update_device(dev);
@ -4005,7 +4003,7 @@ static int nct6775_suspend(struct device *dev)
return 0;
}
static int nct6775_resume(struct device *dev)
static int __maybe_unused nct6775_resume(struct device *dev)
{
struct nct6775_data *data = dev_get_drvdata(dev);
int i, j, err = 0;
@ -4066,22 +4064,12 @@ abort:
return err;
}
static const struct dev_pm_ops nct6775_dev_pm_ops = {
.suspend = nct6775_suspend,
.resume = nct6775_resume,
.freeze = nct6775_suspend,
.restore = nct6775_resume,
};
#define NCT6775_DEV_PM_OPS (&nct6775_dev_pm_ops)
#else
#define NCT6775_DEV_PM_OPS NULL
#endif /* CONFIG_PM */
static SIMPLE_DEV_PM_OPS(nct6775_dev_pm_ops, nct6775_suspend, nct6775_resume);
static struct platform_driver nct6775_driver = {
.driver = {
.name = DRVNAME,
.pm = NCT6775_DEV_PM_OPS,
.pm = &nct6775_dev_pm_ops,
},
.probe = nct6775_probe,
};