tx2 l4t28.2 gpcdma mem2mem support sg mode? in myself modules,i can’t request dmaengine in DMA_SG cap.
if supported has example?
if not please make a suggest!
thanks all!
Hi caysno
Looks like TX2 not support SG DMA.
Referring to the dmatest module, I used gpc-dma instead of memcpy for memory copy in my module, but the speed was only 220MB/S. I feel a little incredible, ask GPCDMA in memory copy of the maximum speed can reach?
My environment is Tx2i.
Thanks all!