linux-kernel - Re: [RFC PATCH] iommu: add ARM short descriptor page table allocator.

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Message-ID: <20150511104030.GA4795@arm.com>
Date:	Mon, 11 May 2015 11:40:31 +0100
From:	Will Deacon <will.deacon@....com>
To:	Joerg Roedel <joro@...tes.org>
Cc:	Yong Wu <yong.wu@...iatek.com>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Robin Murphy <Robin.Murphy@....com>,
	Tomasz Figa <tfiga@...gle.com>,
	Lucas Stach <l.stach@...gutronix.de>,
	"linux-mediatek@...ts.infradead.org" 
	<linux-mediatek@...ts.infradead.org>,
	Sascha Hauer <kernel@...gutronix.de>,
	"srv_heupstream@...iatek.com" <srv_heupstream@...iatek.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>
Subject: Re: [RFC PATCH] iommu: add ARM short descriptor page table allocator.

On Mon, May 11, 2015 at 11:13:09AM +0100, Joerg Roedel wrote:
> On Tue, May 05, 2015 at 06:05:41PM +0100, Will Deacon wrote:
> > I think the MT8173 IOMMU [1] uses this format and, since it's part of
> > the ARM architecture, the ARM SMMU can make use of it too if the
> > implementation supports it.
> 
> I think it makes more sense to merge this with a driver actually using
> it. I guess a driver for the above mentioned IOMMU will be submitted
> soon?

I completely agree; since there are already patches floating around for
that IOMMU, it's probably worth them being put into a single series.

Will
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