On Thu, Apr 04, 2024 at 12:43:20PM +0530, Anand Moon wrote:
> 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: new changes in this series.
> ---
Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
> drivers/usb/host/ohci-exynos.c | 11 +++--------
> 1 file changed, 3 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c
> index 85d04ae0ae40..3e647e0b341d 100644
> --- a/drivers/usb/host/ohci-exynos.c
> +++ b/drivers/usb/host/ohci-exynos.c
> @@ -212,8 +212,7 @@ static void exynos_ohci_shutdown(struct platform_device *pdev)
> hcd->driver->shutdown(hcd);
> }
>
> -#ifdef CONFIG_PM
> -static int exynos_ohci_suspend(struct device *dev)
> +static int __maybe_unused exynos_ohci_suspend(struct device *dev)
> {
> struct usb_hcd *hcd = dev_get_drvdata(dev);
> struct exynos_ohci_hcd *exynos_ohci = to_exynos_ohci(hcd);
> @@ -230,7 +229,7 @@ static int exynos_ohci_suspend(struct device *dev)
> return 0;
> }
>
> -static int exynos_ohci_resume(struct device *dev)
> +static int __maybe_unused exynos_ohci_resume(struct device *dev)
> {
> struct usb_hcd *hcd = dev_get_drvdata(dev);
> struct exynos_ohci_hcd *exynos_ohci = to_exynos_ohci(hcd);
> @@ -249,10 +248,6 @@ static int exynos_ohci_resume(struct device *dev)
>
> return 0;
> }
> -#else
> -#define exynos_ohci_suspend NULL
> -#define exynos_ohci_resume NULL
> -#endif
>
> static const struct ohci_driver_overrides exynos_overrides __initconst = {
> .extra_priv_size = sizeof(struct exynos_ohci_hcd),
> @@ -277,7 +272,7 @@ static struct platform_driver exynos_ohci_driver = {
> .shutdown = exynos_ohci_shutdown,
> .driver = {
> .name = "exynos-ohci",
> - .pm = &exynos_ohci_pm_ops,
> + .pm = pm_ptr(&exynos_ohci_pm_ops),
> .of_match_table = of_match_ptr(exynos_ohci_match),
> }
> };
> --
> 2.44.0
>
