linux-kernel - RE: [PATCH v10 5/5] QE: Move QE from arch/powerpc to drivers/soc

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Message-ID: <SN1PR0301MB15500DC6A4EC68DD8D22CBC29B440@SN1PR0301MB1550.namprd03.prod.outlook.com>
Date:	Wed, 23 Sep 2015 02:01:26 +0000
From:	Zhao Qiang <qiang.zhao@...escale.com>
To:	Scott Wood <scottwood@...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>,
	Xiaobo Xie <X.Xie@...escale.com>,
	"benh@...nel.crashing.org" <benh@...nel.crashing.org>,
	Li Leo <LeoLi@...escale.com>,
	"paulus@...ba.org" <paulus@...ba.org>
Subject: RE: [PATCH v10 5/5] QE: Move QE from arch/powerpc to drivers/soc

On Wen, Sep 23, 2015 at 12:40 AM +0800, Wood Scott-B07421 wrote:

> -----Original Message-----
> From: Wood Scott-B07421
> Sent: Wednesday, September 23, 2015 12:40 AM
> To: Zhao Qiang-B45475
> Cc: linux-kernel@...r.kernel.org; linuxppc-dev@...ts.ozlabs.org;
> lauraa@...eaurora.org; Xie Xiaobo-R63061; benh@...nel.crashing.org; Li
> Yang-Leo-R58472; paulus@...ba.org
> Subject: Re: [PATCH v10 5/5] QE: Move QE from arch/powerpc to drivers/soc
> 
> On Tue, 2015-09-22 at 03:24 -0500, Zhao Qiang-B45475 wrote:
> > On Tue, Sep 22, 2015 at 06:56 AM +0800, Wood Scott-B07421 wrote:
> >
> > > -----Original Message-----
> > > From: Wood Scott-B07421
> > > Sent: Tuesday, September 22, 2015 6:56 AM
> > > To: Zhao Qiang-B45475
> > > Cc: linux-kernel@...r.kernel.org; linuxppc-dev@...ts.ozlabs.org;
> > > lauraa@...eaurora.org; Xie Xiaobo-R63061; benh@...nel.crashing.org;
> > > Li Yang-Leo-R58472; paulus@...ba.org
> > > Subject: Re: [PATCH v10 5/5] QE: Move QE from arch/powerpc to
> > > drivers/soc
> > >
> > > On Fri, Sep 18, 2015 at 03:15:21PM +0800, Zhao Qiang wrote:
> > > > diff --git a/drivers/soc/fsl/qe/Kconfig
> > > > b/drivers/soc/fsl/qe/Kconfig new file mode 100644 index
> > > > 0000000..3012571
> > > > --- /dev/null
> > > > +++ b/drivers/soc/fsl/qe/Kconfig
> > > > @@ -0,0 +1,33 @@
> > > > + 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
> > > > + help
> > > > +   This option provides qe_lib support to UCC slow
> > > > +   protocols: UART, BISYNC, QMC
> > > > +
> > > > +config UCC_FAST
> > > > + bool
> > > > + default y if UCC_GETH
> > > > + help
> > > > +   This option provides qe_lib support to UCC fast
> > > > +   protocols: HDLC, Ethernet, ATM, transparent
> > >
> > > What does "qe_lib" mean to the end user, or to anyone after the code
> > > is moved to drivers/soc/fsl/qe?
> >
> > Qe_lib has functions configuring ucc, managing muram and so on.
> > It is the common functions to end user.
> 
> It's not going to be called qe_lib anymore.  s/provides qe_lib support to
> UCC /provides support for QE UCC/

Ok
-Zhao