RE: [PATCH] omap: OMAP_IOMMU not visible in menuconfig

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> -----Original Message-----
> From: Hiroshi DOYU [mailto:Hiroshi.DOYU@xxxxxxxxx] 
> Sent: Thursday, September 09, 2010 10:35 AM
> To: Premi, Sanjeev
> Cc: linux-omap@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH] omap: OMAP_IOMMU not visible in menuconfig
> 
> Hi Sanjeev,
> 
> From: ext Sanjeev Premi <premi@xxxxxx>
> Subject: [PATCH] omap: OMAP_IOMMU not visible in menuconfig
> Date: Wed, 8 Sep 2010 16:51:21 +0200
> 
> > The menu option to select CONFIG_OMAP_IOMMU
> > was not visible in the menuconfig due to missing
> > description.
> 
> There's no point to make OMAP_IOMMU visible since this is a kind of
> feature used by other device implicitly. OMAP_IOMMU on menu 
> might confuse
> users at kernel menuconfig. Instead this should be automatically
> selected by its clients when it is selected. For exmaple, the case
> that DSP or Tesla is selected. There was a discussion about this
> before.

[sp] You would have noticed that there are mnay OMAP3 variants and
     some of them are ARM only - detection being runtime, not compile
     time.

     All these processors share same defconfig.

     Keeping/ maintaining specific defconfigs for each processor will
     be too difficult.

~sanjeev

> 
> > 
> > Signed-off-by: Sanjeev Premi <premi@xxxxxx>
> > ---
> >  arch/arm/plat-omap/Kconfig |    2 +-
> >  1 files changed, 1 insertions(+), 1 deletions(-)
> > 
> > diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
> > index e39a417..2a114a9 100644
> > --- a/arch/arm/plat-omap/Kconfig
> > +++ b/arch/arm/plat-omap/Kconfig
> > @@ -98,7 +98,7 @@ config OMAP_MBOX_KFIFO_SIZE
> >  	  module parameter).
> >  
> >  config OMAP_IOMMU
> > -	tristate
> > +	tristate "OMAP IOMMU support"
> >  
> >  config OMAP_IOMMU_DEBUG
> >         tristate "Export OMAP IOMMU internals in DebugFS"
> > -- 
> > 1.6.2.4
> > 
> > --
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