msm: ipa: handle missing interrupts

In GSI 2.2 and 2.5 there is a limitation that can lead
to losing an interrupt. For these versions an
explicit check is needed after enabling the interrupt

Change-Id: I3907ea1750ceaece42c8b3ca0f63850e2d7d7f3e
Acked-by: Ady Abraham <adya@qti.qualcomm.com>
Acked-by: Ashok Vuyyuru <avuyyuru@qti.qualcomm.com>
Signed-off-by: Skylar Chang <chiaweic@codeaurora.org>