58d5f7354f
xGMI for compute partitioning in non-SPX modes does not have
a reported bandwith.
Fix it to at most 2 since each partition is either bounded
by the number of xGMI links or the number of available
SDMA contexts.
Change-Id: I09094bd7548d9eee6f039b0efe849838e5de166e
[ROCm/ROCR-Runtime commit: 4c74e47e91]