RE: [PATCH v12 4/6] QE/CPM: move muram management functions to qe_common

From: Zhao Qiang
Date: Fri Oct 23 2015 - 03:45:19 EST


On Fri, 2015-10-23 at 11:10 AM, Wood Scott-B07421 <scottwood@xxxxxxxxxxxxx> wrote:
> -----Original Message-----
> From: Wood Scott-B07421
> Sent: Friday, October 23, 2015 11:10 AM
> To: Zhao Qiang-B45475 <qiang.zhao@xxxxxxxxxxxxx>
> Cc: linux-kernel@xxxxxxxxxxxxxxx; linuxppc-dev@xxxxxxxxxxxxxxxx;
> lauraa@xxxxxxxxxxxxxx; Xie Xiaobo-R63061 <X.Xie@xxxxxxxxxxxxx>;
> benh@xxxxxxxxxxxxxxxxxxx; Li Yang-Leo-R58472 <LeoLi@xxxxxxxxxxxxx>;
> paulus@xxxxxxxxx
> 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@xxxxxxxxxxxxx>
> > ---
> > 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