Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-23 Thread Lu Baolu
Hi Tvrtko, On 9/15/20 4:31 PM, Tvrtko Ursulin wrote: With the previous version of the series I hit a problem on Ivybridge where apparently the dma engine width is not respected. At least that is my layman interpretation of the errors. From the older thread: <3> [209.526605] DMAR: intel_iommu_

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-22 Thread Lu Baolu
On 9/22/20 7:05 PM, Robin Murphy wrote: With the previous version of the series I hit a problem on Ivybridge where apparently the dma engine width is not respected. At least that is my layman interpretation of the errors. From the older thread: <3> [209.526605] DMAR: intel_iommu_map: iommu wid

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-22 Thread Logan Gunthorpe
On 2020-09-22 3:51 a.m., Robin Murphy wrote: > On 2020-09-18 21:47, Logan Gunthorpe wrote: >> Hi Lu, >> >> On 2020-09-11 9:21 p.m., Lu Baolu wrote: >>> Tom Murphy has almost done all the work. His latest patch series was >>> posted here. >>> >>> https://lore.kernel.org/linux-iommu/20200903201839

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-22 Thread Logan Gunthorpe
On 2020-09-21 6:24 p.m., Lu Baolu wrote: I'm trying to test this on an old Sandy Bridge, but found that I get spammed with warnings on boot. I've put a sample of a few of them below. They all seem to be related to ioat. I had the same issue with Tom's v2 but never saw th

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-22 Thread Robin Murphy
On 2020-09-15 09:31, Tvrtko Ursulin wrote: On 15/09/2020 02:47, Lu Baolu wrote: Hi Tvrtko, On 9/14/20 4:04 PM, Tvrtko Ursulin wrote: Hi, On 12/09/2020 04:21, Lu Baolu wrote: Tom Murphy has almost done all the work. His latest patch series was posted here. https://lore.kernel.org/linux-iom

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-22 Thread Robin Murphy
On 2020-09-18 21:47, Logan Gunthorpe wrote: Hi Lu, On 2020-09-11 9:21 p.m., Lu Baolu wrote: Tom Murphy has almost done all the work. His latest patch series was posted here. https://lore.kernel.org/linux-iommu/20200903201839.7327-1-murph...@tcd.ie/ Thanks a lot! This series is a follow-up wi

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-21 Thread Lu Baolu
Hi Logan, On 9/21/20 11:48 PM, Logan Gunthorpe wrote: On 2020-09-20 12:36 a.m., Lu Baolu wrote: Hi Logan, On 2020/9/19 4:47, Logan Gunthorpe wrote: Hi Lu, On 2020-09-11 9:21 p.m., Lu Baolu wrote: Tom Murphy has almost done all the work. His latest patch series was posted here. https://lo

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-21 Thread Logan Gunthorpe
On 2020-09-20 12:36 a.m., Lu Baolu wrote: > Hi Logan, > > On 2020/9/19 4:47, Logan Gunthorpe wrote: >> Hi Lu, >> >> On 2020-09-11 9:21 p.m., Lu Baolu wrote: >>> Tom Murphy has almost done all the work. His latest patch series was >>> posted here. >>> >>> https://lore.kernel.org/linux-iommu/2020

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-19 Thread Lu Baolu
Hi Logan, On 2020/9/19 4:47, Logan Gunthorpe wrote: Hi Lu, On 2020-09-11 9:21 p.m., Lu Baolu wrote: Tom Murphy has almost done all the work. His latest patch series was posted here. https://lore.kernel.org/linux-iommu/20200903201839.7327-1-murph...@tcd.ie/ Thanks a lot! This series is a fol

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-18 Thread Logan Gunthorpe
Hi Lu, On 2020-09-11 9:21 p.m., Lu Baolu wrote: > Tom Murphy has almost done all the work. His latest patch series was > posted here. > > https://lore.kernel.org/linux-iommu/20200903201839.7327-1-murph...@tcd.ie/ > > Thanks a lot! > > This series is a follow-up with below changes: > > 1. Add a qui

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-15 Thread Tvrtko Ursulin
On 15/09/2020 02:47, Lu Baolu wrote: Hi Tvrtko, On 9/14/20 4:04 PM, Tvrtko Ursulin wrote: Hi, On 12/09/2020 04:21, Lu Baolu wrote: Tom Murphy has almost done all the work. His latest patch series was posted here. https://lore.kernel.org/linux-iommu/20200903201839.7327-1-murph...@tcd.ie/

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-14 Thread Lu Baolu
Hi Tvrtko, On 9/14/20 4:04 PM, Tvrtko Ursulin wrote: Hi, On 12/09/2020 04:21, Lu Baolu wrote: Tom Murphy has almost done all the work. His latest patch series was posted here. https://lore.kernel.org/linux-iommu/20200903201839.7327-1-murph...@tcd.ie/ Thanks a lot! This series is a follow-u

Re: [Intel-gfx] [PATCH v3 0/6] Convert the intel iommu driver to the dma-iommu api

2020-09-14 Thread Tvrtko Ursulin
Hi, On 12/09/2020 04:21, Lu Baolu wrote: > Tom Murphy has almost done all the work. His latest patch series was > posted here. > > https://lore.kernel.org/linux-iommu/20200903201839.7327-1-murph...@tcd.ie/ > > Thanks a lot! > > This series is a follow-up with below changes: > > 1. Add a quir