Re: [PATCH 0/7] Add PCI ATS support to SMMUv3

2017-06-01 Thread Jean-Philippe Brucker
On 31/05/17 16:27, Nate Watterson wrote: > Hi Jean-Philippe, > > On 5/24/2017 2:01 PM, Jean-Philippe Brucker wrote: >> PCIe devices can implement their own TLB, named Address Translation Cache >> (ATC). In order to support Address Translation Service (ATS), the >> following changes are needed in s

Re: [PATCH 0/7] Add PCI ATS support to SMMUv3

2017-05-31 Thread Nate Watterson
Hi Jean-Philippe, On 5/24/2017 2:01 PM, Jean-Philippe Brucker wrote: PCIe devices can implement their own TLB, named Address Translation Cache (ATC). In order to support Address Translation Service (ATS), the following changes are needed in software: * Enable ATS on endpoints when the system su

[PATCH 0/7] Add PCI ATS support to SMMUv3

2017-05-24 Thread Jean-Philippe Brucker
PCIe devices can implement their own TLB, named Address Translation Cache (ATC). In order to support Address Translation Service (ATS), the following changes are needed in software: * Enable ATS on endpoints when the system supports it. Both PCI root complex and associated SMMU must implement th