On Sun, 26 Sept 2021 at 05:27, yunfei.dong@xxxxxxxxxxxx <yunfei.dong@xxxxxxxxxxxx> wrote: > > Hi Ezequiel, > > Could you please help to give some feedback when you are free for iommu > limitation? > How about you work on the architecture I originally suggested? As the saying goes, talk is cheap, show us the code. So let's see the code and let's discuss the limitations with the code. > According to google's suggestion, it's better not to use v4l2 async > also. Hum? I haven't seen such objection on the mailing list. Thanks, Ezequiel