const: constify remaining dev_pm_ops

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

sound/arm/pxa2xx-ac97.c

@@ -159,7 +159,7 @@ static int pxa2xx_ac97_resume(struct device *dev)
 	return ret;
 }
 
-static struct dev_pm_ops pxa2xx_ac97_pm_ops = {
+static const struct dev_pm_ops pxa2xx_ac97_pm_ops = {
 	.suspend	= pxa2xx_ac97_suspend,
 	.resume		= pxa2xx_ac97_resume,
 };