My projet is under DM6446, OS is win7 32bit, CCS 3.3, DSP/BIOS 5.33.06

Now, I want to use DMA/QDMA to optimize my work.

My question is:

1. EDMA_LLD and DMAN3/ACPY3, which method is better and more convenient ? 

2. and is there any more efficient method to use DMA/QDMA?

thanks