mms: rng: Add bus bandwidth support to PRNG
mms: rng: Add bus bandwidth support to PRNG

PRNG has to use pnoc clock, but pnoc is a bus clock & clients cannot
directly call pnoc apis, so prng calls bus bandwidth api to get the
clock cycles.

Change-Id: Ib3cd075097b4b70f82ec6325535e6e39808c6408
Signed-off-by: Hariprasad Dhalinarasimha <f59ac8eef4ba99d0d5d05702dd0ebcce1c5f891c@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas