linux-kernel - Re: [PATCH 0/22] Initial AMD IOMMUv2 support

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Message-ID: <20111208204739.GC3179@homer.localdomain>
Date:	Thu, 8 Dec 2011 15:47:39 -0500
From:	Jerome Glisse <j.glisse@...il.com>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/22] Initial AMD IOMMUv2 support

On Mon, Dec 05, 2011 at 02:34:15PM +0100, Joerg Roedel wrote:
> Hi,
> 
> here is a patch-set that adds initial support for the AMD IOMMU version
> 2 to the Linux kernel. The main feature of the new IOMMU version is
> support for DMA demand-paging and multiple DMA address spaces per
> device.
> The patch-set consists of 2 parts. Patches 1-16 implement the hardware
> access functions to setup and manage the IOMMUv2 functionality of the
> hardware. Patches 17-22 implement a seperate module which makes use
> these functions to implement a page-fault handler for devices which can
> be used by real device drivers.
> 
> Any feedback appreciated.
> 
> Thanks,
> 
> 	Joerg
> 

What hw/chipset/CPU support this functionality ?

Cheers,
Jerome
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