linux-kernel - RE: [PATCH 6/6 v8] iommu/fsl: Freescale PAMU driver and IOMMU API implementation.

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Message-ID: <C5ECD7A89D1DC44195F34B25E172658D3A8B27@039-SN2MPN1-013.039d.mgd.msft.net>
Date:	Tue, 19 Feb 2013 10:27:06 +0000
From:	Sethi Varun-B16395 <B16395@...escale.com>
To:	Craciun Diana Madalina-STFD002 <STFD002@...escale.com>
CC:	"iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Wood Scott-B07421 <B07421@...escale.com>,
	"joro@...tes.org" <joro@...tes.org>,
	Yoder Stuart-B08248 <B08248@...escale.com>
Subject: RE: [PATCH 6/6 v8] iommu/fsl: Freescale PAMU driver and IOMMU API
 implementation.



> -----Original Message-----
> From: Craciun Diana Madalina-STFD002
> Sent: Tuesday, February 19, 2013 3:34 PM
> To: Sethi Varun-B16395
> Cc: iommu@...ts.linux-foundation.org; linuxppc-dev@...ts.ozlabs.org;
> linux-kernel@...r.kernel.org; Wood Scott-B07421; joro@...tes.org; Yoder
> Stuart-B08248
> Subject: Re: [PATCH 6/6 v8] iommu/fsl: Freescale PAMU driver and IOMMU
> API implementation.
> 
> On 02/18/2013 02:52 PM, Varun Sethi wrote:
> > +
> > +#define PAACE_TCEF_FORMAT0_8B   0x00
> > +#define PAACE_TCEF_FORMAT1_RSVD 0x01
> > +
> > +#define PAACE_NUMBER_ENTRIES    0x1FF
> 
> Where is this number coming from?
> 
This is currently hard coded. We will not require these many entries once we implement the LIODN allocation scheme.

-Varun


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