Re: [PATCH v2 0/8] Host1x context isolation support

2021-12-17 Thread Jon Hunter via iommu
On 14/12/2021 15:38, Robin Murphy wrote: ... IOMMU/DT folks, any thoughts about this approach? The patches that are of interest outside of Host1x/TegraDRM specifics are patches 1, 2, 4, and 5. FWIW it looks fairly innocuous to me. I don't understand host1x - neither hardware nor driver

Re: [PATCH v2 0/8] Host1x context isolation support

2021-12-14 Thread Robin Murphy
On 2021-11-08 10:36, Mikko Perttunen wrote: On 9/16/21 5:32 PM, Mikko Perttunen wrote: Hi all, *** New in v2: Added support for Tegra194 Use standard iommu-map property instead of custom mechanism *** this series adds support for Host1x 'context isolation'. Since when programming engines

Re: [PATCH v2 0/8] Host1x context isolation support

2021-12-14 Thread Dmitry Osipenko
14.12.2021 17:53, Mikko Perttunen пишет: > On 12/14/21 16:35, Dmitry Osipenko wrote: >> 14.12.2021 11:05, Jon Hunter пишет: >>> Hi all, >>> >>> Still no response on this :-( >> >> I see only two patches on Tegra ML and others on DRI ML. Might be good >> to start with re-sending this whole series

Re: [PATCH v2 0/8] Host1x context isolation support

2021-12-14 Thread Mikko Perttunen
On 12/14/21 16:35, Dmitry Osipenko wrote: 14.12.2021 11:05, Jon Hunter пишет: Hi all, Still no response on this :-( I see only two patches on Tegra ML and others on DRI ML. Might be good to start with re-sending this whole series and CCing MLs properly. All patches should have been sent

Re: [PATCH v2 0/8] Host1x context isolation support

2021-12-14 Thread Dmitry Osipenko
14.12.2021 11:05, Jon Hunter пишет: > Hi all, > > Still no response on this :-( I see only two patches on Tegra ML and others on DRI ML. Might be good to start with re-sending this whole series and CCing MLs properly. ___ iommu mailing list

Re: [PATCH v2 0/8] Host1x context isolation support

2021-12-14 Thread Jon Hunter via iommu
Hi all, Still no response on this :-( On 06/12/2021 09:55, Jon Hunter wrote: Will, Joerg, Rob, On 08/11/2021 10:36, Mikko Perttunen wrote: On 9/16/21 5:32 PM, Mikko Perttunen wrote: Hi all, *** New in v2: Added support for Tegra194 Use standard iommu-map property instead of custom

Re: [PATCH v2 0/8] Host1x context isolation support

2021-12-06 Thread Jon Hunter via iommu
Will, Joerg, Rob, On 08/11/2021 10:36, Mikko Perttunen wrote: On 9/16/21 5:32 PM, Mikko Perttunen wrote: Hi all, *** New in v2: Added support for Tegra194 Use standard iommu-map property instead of custom mechanism *** this series adds support for Host1x 'context isolation'. Since when

Re: [PATCH v2 0/8] Host1x context isolation support

2021-11-08 Thread Mikko Perttunen
On 9/16/21 5:32 PM, Mikko Perttunen wrote: Hi all, *** New in v2: Added support for Tegra194 Use standard iommu-map property instead of custom mechanism *** this series adds support for Host1x 'context isolation'. Since when programming engines through Host1x, userspace can program in any

[PATCH v2 0/8] Host1x context isolation support

2021-09-16 Thread Mikko Perttunen via iommu
Hi all, *** New in v2: Added support for Tegra194 Use standard iommu-map property instead of custom mechanism *** this series adds support for Host1x 'context isolation'. Since when programming engines through Host1x, userspace can program in any addresses it wants, we need some way to isolate