Hi From: fengchengwen > On 2021/7/4 23:21, Matan Azrad wrote: > > > > > > From: Chengwen Feng > >> This patch introduces 'dmadevice' which is a generic type of DMA > >> device. > >> > >> The APIs of dmadev library exposes some generic operations which can > >> enable configuration and I/O with the DMA devices. > >> > > Did you consider RTE_COMP_ALGO_NULL xform in compressdev library? > > > > em, I just looked at the code. > > The RTE_COMP_ALGO_NULL is a small feature of the compression device. > and currently only mlx5 and isal support it.
Yes, but what that is mean? If more drivers support DMA operations they can add the support there, no? > Also the compressdev dataplane API relatively complicated to do just DMA > copy. You snipped more comments I wrote below 😊 Maybe it is related.... > So I think we need a separate driver framework for the DMA device. Need to consider deprecation in compressdev if so.... > thanks > > [snip] > > > > > > > . > >