[PATCH 02/20] iommu/terga-gart: Replace set_platform_dma_ops() with IOMMU_DOMAIN_PLATFORM

[Jason Gunthorpe]

On Fri, May 12, 2023 at 05:55:23AM +0300, Dmitry Osipenko wrote:

> >> This has occasionally come up in the past and I seem to remember that it
> >> had once been proposed to simply remove tegra-gart and there had been no
> >> objections. Adding Dmitry, if he doesn't have objections to remaving it,
> >> neither do I.
> > 
> > Dmitry, please say yes and I will remove it instead of trying to carry
> > it. The driver is almost 10 years old at this point, I'm skeptical
> > anyone will need it on a 6.2 era kernel..
> 
> You probably missed that support for many of 10 years old Tegra2/3
> devices was added to kernel during last years.
> 
> This GART isn't used by upstream DRM driver, but it's used by downstream
> kernel which uses alternative Tegra DRM driver that works better for
> older hardware.

It is kernel policy not to carry code to only support out of tree drivers in
mainline, so it should be removed, thanks

Jason