[PATCH -next] usb: renesas_usbhs: Fix unused function warning when CONFIG_PM not set

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with CONFIG_PM not set, gcc warning this:
drivers/usb/renesas_usbhs/common.c:844:12:
 warning: 'usbhsc_suspend' defined but not used [-Wunused-function]
drivers/usb/renesas_usbhs/common.c:860:12:
 warning: 'usbhsc_resume' defined but not used [-Wunused-function]

fix this by adding #ifdef around it.

Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
 drivers/usb/renesas_usbhs/common.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/usb/renesas_usbhs/common.c b/drivers/usb/renesas_usbhs/common.c
index 02c1d2b..9390c76 100644
--- a/drivers/usb/renesas_usbhs/common.c
+++ b/drivers/usb/renesas_usbhs/common.c
@@ -841,6 +841,7 @@ static int usbhs_remove(struct platform_device *pdev)
 	return 0;
 }
 
+#ifdef CONFIG_PM
 static int usbhsc_suspend(struct device *dev)
 {
 	struct usbhs_priv *priv = dev_get_drvdata(dev);
@@ -873,6 +874,7 @@ static int usbhsc_resume(struct device *dev)
 
 	return 0;
 }
+#endif
 
 static SIMPLE_DEV_PM_OPS(usbhsc_pm_ops, usbhsc_suspend, usbhsc_resume);
 
-- 
2.7.4





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