linux-kernel - Re: [PATCH v1] mfd: intel-lpss: Move linux/pm.h to the local header

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Date:   Fri, 1 Feb 2019 15:08:17 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1] mfd: intel-lpss: Move linux/pm.h to the local header

On Fri, 01 Feb 2019, Andy Shevchenko wrote:

> On Fri, Feb 1, 2019 at 11:50 AM Lee Jones <lee.jones@...aro.org> wrote:
> >
> > On Thu, 24 Jan 2019, Andy Shevchenko wrote:
> >
> > > We now using a common macro for PM operations in Intel LPSS driver,
> > > and, since that macro relies on the definition and macro from linux/pm.h
> > > header file, it's logical to include it directly in intel-lpss.h.
> > > Otherwise it's a bit fragile and requires a proper ordering
> > > of header inclusion in C files.
> >
> > I don't agree with this.  File which use various headers should
> > explicitly include them.  Inheriting header files is non-optimal.
> >
> 
> intel-lpss.h _is_ using pm.h.
> I don't see a contradiction here.

Then it should be including in there *also*.

My point is that if drivers/mfd/intel-lpss-{acpi,pci}.c use the header
file, it should include it explicitly.

> > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> > > ---
> > >  drivers/mfd/intel-lpss-acpi.c | 1 -
> > >  drivers/mfd/intel-lpss-pci.c  | 1 -
> > >  drivers/mfd/intel-lpss.h      | 2 ++
> > >  3 files changed, 2 insertions(+), 2 deletions(-)
> >
> 
> 
> 

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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