MFC: 1.206 (partial)
MFC: 1.206 (partial)

Use more appropriate maxsize, nsegments and maxsegsize parameters
when creating the parent bus DMA tag. While at it correct the style
and a nearby comment.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase