msm: ipa: Make sure IPA clocks are on when calling to ipa_ioctl API

ipa_ioctl API didn't make sure that IPA clocks are on leading to
user space process crash in kernel space. Fixed this by making sure
the clocks are on.

Change-Id: Id2514ece47df553c8e2767db813f9ea2ebd41e45
Signed-off-by: Vladislav Mordohovich <vmordoho@codeaurora.org>