[U-Boot] [Patch V3 2/3] fm: fdt: Move fman ucode fixup to Fman driver code

[Scott Wood <oss@buserror.net>]

On Mon, 2016-02-15 at 05:44 +0000, Qianyu Gong wrote:
> > -----Original Message-----
> > From: york sun
> > Sent: Friday, February 12, 2016 1:39 AM
> > To: Scott Wood <oss@buserror.net>; Qianyu Gong <qianyu.gong@nxp.com>; u-
> > boot at lists.denx.de
> > Subject: Re: [U-Boot] [Patch V3 2/3] fm: fdt: Move fman ucode fixup to
> > Fman
> > driver code
> > 
> > On 02/08/2016 11:25 AM, Scott Wood wrote:
> > > On Mon, 2016-02-08 at 19:22 +0000, york sun wrote:
> > > > On 02/08/2016 11:18 AM, Scott Wood wrote:
> > > > > On Mon, 2016-02-08 at 19:03 +0000, york sun wrote:
> > > > > > On 02/01/2016 09:06 AM, york sun wrote:
> > > > > > > On 01/25/2016 09:40 PM, Qianyu Gong wrote:
> > > > > > > > 
> > > > > > > > > -----Original Message-----
> > > > > > > > > From: Scott Wood [mailto:oss at buserror.net]
> > > > > > > > > Sent: Tuesday, January 26, 2016 1:17 AM
> > > > > > > > > To: Qianyu Gong <qianyu.gong@nxp.com>; u-boot at lists.denx.de
> > > > > > > > > Cc: B07421 at freescale.com; Shaohui Xie <shaohui.xie@nxp.com>
> > > > > > > > > Subject: Re: [U-Boot] [Patch V3 2/3] fm: fdt: Move fman
> > > > > > > > > ucode
> > > > > > > > > fixup to Fman driver code
> > > > > > > > > 
> > > > > > > > > On Mon, 2016-01-25 at 19:37 +0800, Gong Qianyu wrote:
> > > > > > > > > > Both Freescale Layerscape and powerpc/mpc85xx platforms
> > > > > > > > > > are
> > > > > > > > > > using
> > > > > > > > > > fdt_fixup_fman_firmware() to insert Fman ucode blob into
> > > > > > > > > > the
> > > > > > > > > > device tree. So move the function to driver code.
> > > > > > > > > > 
> > > > > > > > > > Signed-off-by: Gong Qianyu <Qianyu.Gong@nxp.com>
> > > > > > > > > > ---
> > > > > > > > > > V3:
> > > > > > > > > >  - Remove file changes about "qe.h".
> > > > > > > > > >    (Should be put in the first patch of this patchset)
> > > > > > > > > > V2:
> > > > > > > > > >  - New patch.
> > > > > > > > > > 
> > > > > > > > > >  arch/powerpc/cpu/mpc85xx/fdt.c | 125
> > > > > > > > > > ++------------------------------------
> > > > > > > > > > -
> > > > > > > > > >  drivers/net/fm/Makefile        |   1 +
> > > > > > > > > >  drivers/net/fm/fdt.c           | 129
> > > > > > > > > > +++++++++++++++++++++++++++++++++++++++++
> > > > > > > > > >  include/fsl_fman.h             |   1 +
> > > > > > > > > >  4 files changed, 136 insertions(+), 120 deletions(-)
> > > > > > > > > 
> > > > > > > > > Again, pass -M -C to git format-patch.
> > > > > > > > > 
> > > > > > > > > -Scott
> > > > > > > > 
> > > > > > > > I don't understand but I've already used "git format-patch -M 
> > > > > > > > -C
> > > > > > > > - -stat ...".
> > > > > > > > 
> > > > > > > 
> > > > > > > Scott means using -M and -C, git should detect the moving
> > > > > > > instead of
> > > > > > > adding and
> > > > > > > deleting the same code. Try to add --find-copies-harder to see
> > > > > > > if it
> > > > > > > generates a
> > > > > > > smaller patch.
> > > > > > > 
> > > > > > 
> > > > > > Qianyu,
> > > > > > 
> > > > > > Since you are on holiday, I tried it for you. Adjusting "-M -C"
> > > > > > doesn't
> > > > > > work.
> > > > > > Even you are moving the function from one file to another, "git
> > > > > > format
> > > > > > -patch"
> > > > > > cannot detect the moving because both files exist before and after
> > > > > > this
> > > > > > change,
> > > > > > and the change set is not significant enough to be detected.
> > > > > 
> > > > > It looks like the patch is creating drivers/net/fm/fdt.c...
> > > > > 
> > 
> > Actually you were right. This patch creates a new file. There are also
> > other
> > small changes here and there. Maybe that's the reason git doesn't detect
> > the move.
> > 
> > Anyway, let me know if you have further comment. I am testing these
> > patches.
> > 
> > York
> 
> Hi York,
> 
> Thanks! I did make small changes in the function to make it work for both
> powerpc 
> and arm platforms.

Those changes should have been a separate patch -- otherwise it's a lot of
work to see what those changes are and review them.

-Scott