On Tue, May 30, 2017 at 11:58:50AM +0100, Jean-Philippe Brucker wrote: > On 30/05/17 11:01, Joerg Roedel wrote: > > On Wed, May 24, 2017 at 07:01:38PM +0100, Jean-Philippe Brucker wrote: > >> +- ats-supported: if present, the root complex supports the Address > >> + Translation Service (ATS). It is able to interpret the AT field in PCIe > >> + Transaction Layer Packets, and forward Translation Completions or > >> + Invalidation Requests to endpoints. > >> + > >> + Device drivers should not enable ATS in endpoints unless this property > >> + is present. > > > > Device drivers should never enable ATS, this is the job of the IOMMU > > driver. This should be clarified in the text. > > Right, I will change this. Driver details should not be in DT to begin with. Rob
