lkml.org 
[lkml]   [2016]   [Nov]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [v15, 3/7] powerpc/fsl: move mpc85xx.h to include/linux/fsl
Date
On Tuesday, November 8, 2016 6:49:51 AM CET Y.B. Lu wrote:
> Hi Arnd,
>
>
> > -----Original Message-----
> > From: Arnd Bergmann [mailto:arnd@arndb.de]
> > Sent: Tuesday, November 08, 2016 5:20 AM
> > To: Y.B. Lu
> > Cc: linuxppc-dev@lists.ozlabs.org; linux-mmc@vger.kernel.org;
> > ulf.hansson@linaro.org; Scott Wood; Mark Rutland; Greg Kroah-Hartman; X.B.
> > Xie; M.H. Lian; linux-i2c@vger.kernel.org; linux-clk@vger.kernel.org;
> > Qiang Zhao; Russell King; Bhupesh Sharma; Joerg Roedel; Claudiu Manoil;
> > devicetree@vger.kernel.org; Rob Herring; Santosh Shilimkar; linux-arm-
> > kernel@lists.infradead.org; netdev@vger.kernel.org; linux-
> > kernel@vger.kernel.org; Leo Li; iommu@lists.linux-foundation.org; Kumar
> > Gala
> > Subject: Re: [v15, 3/7] powerpc/fsl: move mpc85xx.h to include/linux/fsl
> >
> > On Monday, October 31, 2016 9:35:33 AM CET Y.B. Lu wrote:
> > > >
> > > > I don't see any of the contents of this header referenced by the soc
> > > > driver any more. I think you can just drop this patch.
> > > >
> > >
> > > [Lu Yangbo-B47093] This header file was included by guts.c.
> > > The guts driver used macro SVR_MAJ/SVR_MIN for calculation.
> > >
> > > This header file was for powerpc arch before. And this patch is to
> > > made it as common header file for both ARM and PPC.
> > > Sooner or later this is needed.
> >
> > Let's discuss it once we actually need the header then, ok?
>
> [Lu Yangbo-B47093] As I said, this header file was included by guts.c in patch 4.

Ah sorry, I misread your earlier reply, thinking you meant a potential
future patch.

> The guts driver used macro SVR_MAJ/SVR_MIN for calculation which were
> defined in this header file.
> Did you suggest we dropped this patch and just calculated them in driver?

That is probably nicer here: there is not that much value in sharing
the two one-line macro definitions, and the driver already hardcodes
the numeric per-chip IDs that make up most of the header file.

Arnd

\
 
 \ /
  Last update: 2016-11-08 16:48    [W:0.057 / U:0.100 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site