linux-kernel - Re: [PATCH 2/6] dts, kbuild: Factor out dtbs install rules to Makefile.dtbinst

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Date:	Mon, 8 Sep 2014 09:14:09 +0200
From:	Robert Richter <rric@...nel.org>
To:	Rob Herring <robherring2@...il.com>
Cc:	Olof Johansson <olof@...om.net>, Rob Herring <robh+dt@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Arnd Bergmann <arnd@...db.de>, Michal Marek <mmarek@...e.cz>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	linux-kbuild@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Robert Richter <rrichter@...ium.com>
Subject: Re: [PATCH 2/6] dts, kbuild: Factor out dtbs install rules to
 Makefile.dtbinst

On 05.09.14 07:48:30, Rob Herring wrote:
> On Fri, Sep 5, 2014 at 1:48 AM, Robert Richter <rric@...nel.org> wrote:
> > From: Robert Richter <rrichter@...ium.com>
> >
> > Move dtbs install rules to Makefile.dtbinst. This change is needed to
> > implement support for dts vendor subdirs. The change makes Makefiles
> > easier and smaller as no longer the dtbs_install rule needs to be
> > defined. Another advantage is that install goals are not encoded in
> > targets anymore (%.dtb_dtbinst_).
> >
> > Signed-off-by: Robert Richter <rrichter@...ium.com>
> > ---
> >  arch/arm/Makefile            |  6 +++++-
> >  arch/arm/boot/dts/Makefile   |  2 --
> >  arch/arm64/Makefile          |  6 +++++-
> >  arch/arm64/boot/dts/Makefile |  2 --
> >  scripts/Kbuild.include       |  6 ++++++
> >  scripts/Makefile.dtbinst     | 38 ++++++++++++++++++++++++++++++++++++++
> >  scripts/Makefile.lib         | 12 ------------
> >  7 files changed, 54 insertions(+), 18 deletions(-)
> >  create mode 100644 scripts/Makefile.dtbinst
> >
> > diff --git a/arch/arm/Makefile b/arch/arm/Makefile
> > index 0ce9d0f71f2a..1963d9a9a2c4 100644
> > --- a/arch/arm/Makefile
> > +++ b/arch/arm/Makefile
> > @@ -313,9 +313,13 @@ $(BOOT_TARGETS): vmlinux
> >         $(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) $(boot)/dts/$@
> >
> >  PHONY += dtbs dtbs_install
> > -dtbs dtbs_install: prepare scripts
> > +
> > +dtbs: prepare scripts
> >         $(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) $@
> >
> > +dtbs_install:
> > +       $(Q)$(MAKE) $(dtbinst)=$(boot)/dts MACHINE=$(MACHINE)
> 
> Can't you get rid of MACHINE here, too?

I moved this change to the end of this patch series to let maintainers
the choise to drop the change if they are not fine with it.

-Robert
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