Re: [PATCH 00/10] iommu/vt-d: Add scalable mode support

2018-07-18 Thread Jacob Pan
On Mon, 16 Jul 2018 11:51:57 +0100 Jean-Philippe Brucker wrote: > Hi, > > On 16/07/18 07:49, Lu Baolu wrote: > > Intel vt-d rev3.0 [1] introduces a new translation mode called > > 'scalable mode', which enables PASID-granular translations for > > first level, second level, nested and pass-throug

Re: [PATCH] dma-mapping: Relax warnings for per-device areas

2018-07-18 Thread Geoff Levand
Hi, On 07/17/2018 09:33 AM, Fredrik Noring wrote: >>> Here are three other regressions related to the coherent mask WARN_ON_ONCE: >> >> They are a pretty strong indication that yes, you should really set >> the coherent mask if you ever do coherent allocations.. > > I'm unfortunately unfamiliar w

Re: [PATCH v4] dt-bindings: mediatek: Add binding for mt2712 IOMMU and SMI

2018-07-18 Thread Matthias Brugger
On 18/07/18 15:54, Joerg Roedel wrote: > On Mon, Jul 16, 2018 at 03:28:14PM +0200, Matthias Brugger wrote: .../devicetree/bindings/iommu/mediatek,iommu.txt | 6 +- .../memory-controllers/mediatek,smi-common.txt | 6 +- .../memory-controllers/mediatek,smi-larb.txt |

Re: [PATCH v4] dt-bindings: mediatek: Add binding for mt2712 IOMMU and SMI

2018-07-18 Thread Joerg Roedel
On Mon, Jul 16, 2018 at 03:28:14PM +0200, Matthias Brugger wrote: > >> .../devicetree/bindings/iommu/mediatek,iommu.txt | 6 +- > >> .../memory-controllers/mediatek,smi-common.txt | 6 +- > >> .../memory-controllers/mediatek,smi-larb.txt | 5 +- > >> include/dt-bindings/memory/mt271

Re: [PATCH v12 3/4] iommu/arm-smmu: Add the device_link between masters and smmu

2018-07-18 Thread Vivek Gautam
On Wed, Jul 18, 2018 at 6:13 PM, Robin Murphy wrote: > On 18/07/18 10:30, Vivek Gautam wrote: >> >> On Wed, Jul 11, 2018 at 3:23 PM, Rafael J. Wysocki >> wrote: >>> >>> On Sunday, July 8, 2018 7:34:12 PM CEST Vivek Gautam wrote: From: Sricharan R Finally add the device link b

Re: [PATCH v12 3/4] iommu/arm-smmu: Add the device_link between masters and smmu

2018-07-18 Thread Robin Murphy
On 18/07/18 10:30, Vivek Gautam wrote: On Wed, Jul 11, 2018 at 3:23 PM, Rafael J. Wysocki wrote: On Sunday, July 8, 2018 7:34:12 PM CEST Vivek Gautam wrote: From: Sricharan R Finally add the device link between the master device and smmu, so that the smmu gets runtime enabled/disabled only w

Re: [PATCH v12 3/4] iommu/arm-smmu: Add the device_link between masters and smmu

2018-07-18 Thread Vivek Gautam
On Wed, Jul 11, 2018 at 3:23 PM, Rafael J. Wysocki wrote: > On Sunday, July 8, 2018 7:34:12 PM CEST Vivek Gautam wrote: >> From: Sricharan R >> >> Finally add the device link between the master device and >> smmu, so that the smmu gets runtime enabled/disabled only when the >> master needs it. Th