ARM: GIC: Add global gic_handle_irq() function

Provide the GIC code with a low level handler that can be used
by platforms using CONFIG_MULTI_IRQ_HANDLER.

Change-Id: Ib0eb0e9968dc1708e4232f7c306359344025f80a
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Trilok Soni <tsoni@codeaurora.org>
2 files changed