Removes the memory allocations for user IO in WZ_DMA
This makes the memory allocations for user IO in WZ_DMA driver configurable and sets to zero for scdaq, because it is not needed. Effectively removing out of memory issues we saw recently.
This makes the memory allocations for user IO in WZ_DMA driver configurable and sets to zero for scdaq, because it is not needed. Effectively removing out of memory issues we saw recently.