On Thu, Nov 29, 2018 at 5:42 PM Christophe Kerello <christophe.kerello@xxxxxx> wrote: > This patch adds the manual mode, a basic mode that do not need > any DMA channels. This mode is also useful for debug purpose. > > Signed-off-by: Christophe Kerello <christophe.kerello@xxxxxx> This is a bit of drive-by comment, but "manual mode" usually means there is a person "a man" pulling levers and pushing buttons. There is nothing manual inside a computer system. I think the more appropriate term is "polling mode" which is what we call code that read registers directly waiting for status flags rather than relying on IRQs or DMA flows. Yours, Linus Walleij