linux-kernel - RE: [PATCH v12 4/6] QE/CPM: move muram management functions to qe

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Date:	Fri, 23 Oct 2015 07:45:09 +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 v12 4/6] QE/CPM: move muram management functions to
 qe_common

On Fri, 2015-10-23 at 11:10 AM, Wood Scott-B07421 <scottwood@...escale.com> wrote:
> -----Original Message-----
> From: Wood Scott-B07421
> Sent: Friday, October 23, 2015 11:10 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 4/6] QE/CPM: move muram management functions to
> qe_common
> 
> On Wed, 2015-10-14 at 15:16 +0800, Zhao Qiang wrote:
> > QE and CPM have the same muram, they use the same management
> > functions. Now QE support both ARM and PowerPC, it is necessary to
> > move QE to "driver/soc", so move the muram management functions from
> > cpm_common to qe_common for preparing to move QE code to "driver/soc"
> >
> > Signed-off-by: Zhao Qiang <qiang.zhao@...escale.com>
> > ---
> > Changes for v2:
> >       - no changes
> > Changes for v3:
> >       - no changes
> > Changes for v4:
> >       - no changes
> > Changes for v5:
> >       - no changes
> > Changes for v6:
> >       - using genalloc instead rheap to manage QE MURAM
> >       - remove qe_reset from platform file, using
> >       - subsys_initcall to call qe_init function.
> > Changes for v7:
> >       - move this patch from 3/3 to 2/3
> >       - convert cpm with genalloc
> >       - check for gen_pool allocation failure Changes for v8:
> >       - rebase
> >       - move BD_SC_* macro instead of copy Changes for v9:
> >       - doesn't modify CPM, add a new patch to modify.
> >       - rebase
> > Changes for v10:
> >       - rebase
> > Changes for v11:
> >       - remove renaming
> >       - delete removing qe_reset and delete adding qe_init.
> > Changes for v12:
> >       - SPI_FSL_CPM depends on QE-MURAM, select QUICC_ENGINE for it.
> 
> Why is the SPI change part of this patch?  Why is it even part of this patchset,
> rather than an independent patch sent to the SPI list and maintainer?  If it's tied
> to other changes you're making, explain that.  As is, there is zero mention of
> the SPI change in the part of the e-mail that will become the git changelog.
> 
This SPI_FSL_CPM is cpm-spi, it is part of CPM.

-Zhao