PRD: fix OBUS workaround for non-SMP mode
PRD: fix OBUS workaround for non-SMP mode

There were a couple functions that checked for non-SMP mode that could
be called for types other than OBUS. This would cause an assert when
calling the SMP mode check.

Change-Id: I044108e40c305cd87861989c0dd69bda3bd79480
CQ: SW473849
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/82851
Reviewed-by: Caleb N Palmer <4dd1938fbd016e66315ec83516544b027a7e47e1@us.ibm.com>
Reviewed-by: Paul Greenwood <1d0ddd74e5903f685b00968179985f15afd113e9@ibm.com>
Tested-by: Jenkins Server <8e3f934e4c44875bc48d33da3ea13d93ba9a233f@us.ibm.com>
Reviewed-by: Zane C Shelley <fc96e127d170d6ac0b2af86a8a56f95974ff36e8@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/87507
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/87633
Tested-by: Jenkins OP Build CI <e610bd72261d3c0a48f1e8ae36832ab00774d426@us.ibm.com>

open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot