Messages in this thread | | | Date | Mon, 3 Dec 2012 11:36:12 -0600 | From | Scott Wood <> | Subject | Re: [PATCH 3/4 v5] iommu/fsl: Add iommu domain attributes required by fsl PAMU driver. |
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On 12/03/2012 11:27:12 AM, Joerg Roedel wrote: > On Mon, Dec 03, 2012 at 04:57:29PM +0000, Sethi Varun-B16395 wrote: > > > > > > > -----Original Message----- > > > From: iommu-bounces@lists.linux-foundation.org [mailto:iommu- > > > bounces@lists.linux-foundation.org] On Behalf Of Joerg Roedel > > > Sent: Sunday, December 02, 2012 7:33 PM > > > To: Sethi Varun-B16395 > > > Cc: linux-kernel@vger.kernel.org; > iommu@lists.linux-foundation.org; Wood > > > Scott-B07421; linuxppc-dev@lists.ozlabs.org; Tabi Timur-B04825 > > > Subject: Re: [PATCH 3/4 v5] iommu/fsl: Add iommu domain attributes > > > required by fsl PAMU driver. > > > > > > Hmm, we need to work out a good abstraction for this. > > > > > > On Tue, Nov 20, 2012 at 07:24:56PM +0530, Varun Sethi wrote: > > > > Added the following domain attributes required by FSL PAMU > driver: > > > > 1. Subwindows field added to the iommu domain geometry > attribute. > > > > > > Are the Subwindows mapped with full size or do you map only parts > of the > > > subwindows? > > > > > [Sethi Varun-B16395] It's possible to map a part of the subwindow > i.e. > > size of the mapping can be less than the sub window size. > > Yes, I know that this is possible. But do you plan to support that or > is > it sufficient when the whole subwindow is mapped?
We do plan to support that.
-Scott
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