_oc               139 arch/arm/plat-samsung/include/plat/gpio-core.h #define samsung_gpio_lock(_oc, _fl) spin_lock_irqsave(&(_oc)->lock, _fl)
_oc               140 arch/arm/plat-samsung/include/plat/gpio-core.h #define samsung_gpio_unlock(_oc, _fl) spin_unlock_irqrestore(&(_oc)->lock, _fl)