Re: [PATCH 0/4] Fix the left DMA_NONE from dma_transfer_direction migration
From
Vinod Koul <>
Date
Wed, 21 Dec 2011 10:10:51 +0530
On Wed, 2011-12-21 at 12:45 +0800, Shawn Guo wrote: > > > The term PIO here may not the one on your mind. I call it 'mxs-dma > pio'. In this mode, mxs-dma hardware can write values into mmc > controller register without cpu involved. what do you mean by values here?