Input: imx_keypad - remove ifdef round PM methods

We can annotate the suspend/resume functions with '__maybe_unused' and get
rid of the ifdef, which makes the code smaller and simpler.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
diff --git a/drivers/input/keyboard/imx_keypad.c b/drivers/input/keyboard/imx_keypad.c
index 8280cb1..20a99c3 100644
--- a/drivers/input/keyboard/imx_keypad.c
+++ b/drivers/input/keyboard/imx_keypad.c
@@ -531,8 +531,7 @@
 	return 0;
 }
 
-#ifdef CONFIG_PM_SLEEP
-static int imx_kbd_suspend(struct device *dev)
+static int __maybe_unused imx_kbd_suspend(struct device *dev)
 {
 	struct platform_device *pdev = to_platform_device(dev);
 	struct imx_keypad *kbd = platform_get_drvdata(pdev);
@@ -552,7 +551,7 @@
 	return 0;
 }
 
-static int imx_kbd_resume(struct device *dev)
+static int __maybe_unused imx_kbd_resume(struct device *dev)
 {
 	struct platform_device *pdev = to_platform_device(dev);
 	struct imx_keypad *kbd = platform_get_drvdata(pdev);
@@ -575,7 +574,6 @@
 
 	return ret;
 }
-#endif
 
 static SIMPLE_DEV_PM_OPS(imx_kbd_pm_ops, imx_kbd_suspend, imx_kbd_resume);