Use the new PM macros for the suspend and resume functions to be automatically dropped by the compiler when CONFIG_PM are disabled, without having to use #ifdef guards. If CONFIG_PM unused, they will simply be discarded by the compiler. Signed-off-by: Anand Moon <linux.amoon@xxxxxxxxx> --- v2: add __maybe_unused to suspend/resume functions in case CONFIG_PM is disabled. dropped RUNTIME_PM_OPS --- drivers/usb/host/ehci-exynos.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/drivers/usb/host/ehci-exynos.c b/drivers/usb/host/ehci-exynos.c index f00bfd0b13dc..4cfde1af32be 100644 --- a/drivers/usb/host/ehci-exynos.c +++ b/drivers/usb/host/ehci-exynos.c @@ -236,8 +236,7 @@ static void exynos_ehci_remove(struct platform_device *pdev) usb_put_hcd(hcd); } -#ifdef CONFIG_PM -static int exynos_ehci_suspend(struct device *dev) +static int __maybe_unused exynos_ehci_suspend(struct device *dev) { struct usb_hcd *hcd = dev_get_drvdata(dev); struct exynos_ehci_hcd *exynos_ehci = to_exynos_ehci(hcd); @@ -256,7 +255,7 @@ static int exynos_ehci_suspend(struct device *dev) return rc; } -static int exynos_ehci_resume(struct device *dev) +static int __maybe_unused exynos_ehci_resume(struct device *dev) { struct usb_hcd *hcd = dev_get_drvdata(dev); struct exynos_ehci_hcd *exynos_ehci = to_exynos_ehci(hcd); @@ -279,10 +278,6 @@ static int exynos_ehci_resume(struct device *dev) ehci_resume(hcd, false); return 0; } -#else -#define exynos_ehci_suspend NULL -#define exynos_ehci_resume NULL -#endif static const struct dev_pm_ops exynos_ehci_pm_ops = { .suspend = exynos_ehci_suspend, @@ -303,7 +298,7 @@ static struct platform_driver exynos_ehci_driver = { .shutdown = usb_hcd_platform_shutdown, .driver = { .name = "exynos-ehci", - .pm = &exynos_ehci_pm_ops, + .pm = pm_ptr(&exynos_ehci_pm_ops), .of_match_table = of_match_ptr(exynos_ehci_match), } }; -- 2.44.0