ARM: SAMSUNG: Convert s3c_irqext_wake() to new irq_ interrupt methods

Kernel 2.6.37 adds new interrupt methods which take a struct irq_data
rather than an irq number. Begin converting Samsung platforms over to
these methods by converting s3c_irqext_wake() with a simple textual
substitution.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>