linux-kernel - Re: [PATCH v12 6/6] QE: Move QE from arch/powerpc to drivers/soc

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Date:	Fri, 23 Oct 2015 15:55:39 -0500
From:	Scott Wood <scottwood@...escale.com>
To:	Zhao Qiang-B45475 <qiang.zhao@...escale.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
	"lauraa@...eaurora.org" <lauraa@...eaurora.org>,
	Xie Xiaobo-R63061 <X.Xie@...escale.com>,
	"benh@...nel.crashing.org" <benh@...nel.crashing.org>,
	Li Yang-Leo-R58472 <LeoLi@...escale.com>,
	"paulus@...ba.org" <paulus@...ba.org>
Subject: Re: [PATCH v12 6/6] QE: Move QE from arch/powerpc to drivers/soc

On Fri, 2015-10-23 at 02:49 -0500, Zhao Qiang-B45475 wrote:
> On Fri, Oct 23, 2015 at 11:20 AM, Wood Scott-B07421 <scottwood@...escale.com
> > wrote:
> > -----Original Message-----
> > From: Wood Scott-B07421
> > Sent: Friday, October 23, 2015 11:20 AM
> > To: Zhao Qiang-B45475 <qiang.zhao@...escale.com>
> > Cc: linux-kernel@...r.kernel.org; linuxppc-dev@...ts.ozlabs.org;
> > lauraa@...eaurora.org; Xie Xiaobo-R63061 <X.Xie@...escale.com>;
> > benh@...nel.crashing.org; Li Yang-Leo-R58472 <LeoLi@...escale.com>;
> > paulus@...ba.org
> > Subject: Re: [PATCH v12 6/6] QE: Move QE from arch/powerpc to drivers/soc
> > 
> > On Wed, Oct 14, 2015 at 03:16:08PM +0800, Zhao Qiang wrote:
> > 
> > 
> > > diff --git a/arch/powerpc/sysdev/qe_lib/Kconfig
> > > b/drivers/soc/fsl/qe/Kconfig similarity index 50% copy from
> > > arch/powerpc/sysdev/qe_lib/Kconfig
> > > copy to drivers/soc/fsl/qe/Kconfig
> > > index 3c25199..283fe0d 100644
> > > --- a/arch/powerpc/sysdev/qe_lib/Kconfig
> > > +++ b/drivers/soc/fsl/qe/Kconfig
> > > @@ -2,6 +2,17 @@
> > >  # QE Communication options
> > >  #
> > > 
> > > +config QUICC_ENGINE
> > > + bool "Freescale QUICC Engine (QE) Support"
> > > + depends on FSL_SOC && PPC32
> > > + select GENERIC_ALLOCATOR
> > > + select CRC32
> > > + help
> > > +   The QUICC Engine (QE) is a new generation of communications
> > > +   coprocessors on Freescale embedded CPUs (akin to CPM in older
> > chips).
> > > +   Selecting this option means that you wish to build a kernel
> > > +   for a machine with a QE coprocessor.
> > > +
> > >  config UCC_SLOW
> > >   bool
> > >   default y if SERIAL_QE
> > > @@ -19,9 +30,3 @@ config UCC_FAST
> > >  config UCC
> > >   bool
> > >   default y if UCC_FAST || UCC_SLOW
> > > -
> > > -config QE_USB
> > > - bool
> > > - default y if USB_FSL_QE
> > > - help
> > > -   QE USB Controller support
> > 
> > Why did some config symbols get moved and others not?
> 
> Because QE_USB should be putted under drivers/usb,
> It is independent of this patchset.

If it's independent of this patchset then don't put it in this patchset.  
Move all the QE stuff to drivers/soc and then later if something belongs 
somewhere else, have a separate patch move it there.

-Scott

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