Currently if HP/TP register updates are delayed due to delayed reg
write work not getting scheduled, although driver has processed
the ring completely, hardware would see HP/TP delta and fires an
interrupt based on interrupt threshold configuration until the
HP/TP updates reach the hardware.
When system is heavily stressed, this delay in HP/TP updates would
result in IRQ storm further stressing the system which is bad.
Force update HP/TP to the hardware under such scenarios to avoid
this problem.
Currently doing this just for CE DST SRNGs, this can be scaled to
other SRNGs on need.
Change-Id: I8a4938dbd4850d7ab6ae5183186237a5e37e1038
CRs-Fixed: 3749078
e2e92aa7d6