Re: x86: Make Atom PMC driver configurable.

[Felipe Balbi <balbi@ti.com>]

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On Wed, Oct 15, 2014 at 10:59:24AM -0400, Dave Jones wrote:
> On Wed, Oct 15, 2014 at 09:52:45AM -0500, Felipe Balbi wrote:
>  > Hi,
>  > 
>  > On Wed, Oct 15, 2014 at 10:46:03AM -0400, Dave Jones wrote:
>  > > The Atom PMC driver is always built-in, regardless of whether
>  > > the kernel being built is going to be run on an Atom (or even Intel) CPU.
>  > > 
>  > > Signed-off-by: Dave Jones <davej@redhat.com>
>  > > 
>  > > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
>  > > index f2327e88e07c..04280177c1e2 100644
>  > > --- a/arch/x86/Kconfig
>  > > +++ b/arch/x86/Kconfig
>  > > @@ -2485,7 +2485,7 @@ config X86_DMA_REMAP
>  > >  	depends on STA2X11
>  > >  
>  > >  config PMC_ATOM
>  > > -	def_bool y
>  > > +	tristate "Intel Atom SOC power management controller driver"
>  > 
>  > looks like you should still have this as default y just to make sure you
>  > a simple defconfig still enables this as it did before.
>  
> I could, but why should this be default y ? There's no real
> justification to inflict this on everyone, given atom is at best
> a niche area of x86.

well, because it already was a bool ? There might be distros out there
who would mysteriously loose PMC support after upgrade the kernel
without realizing that PMC_ATOM isn't a default y anymore.

Frankly though, no strong feelings. I won't be the one having to tell
users to change their .config ;-)

-- 
balbi

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