Re: [PATCH 3/8] platform/x86: asus-wmi: switch to use <linux/temperature.h> helpers

From: Akinobu Mita <akinobu.mita@gmail.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: linux-hwmon@vger.kernel.org, Jens Axboe <axboe@fb.com>,
	Amit Kucheria <amit.kucheria@verdurent.com>,
	Jean Delvare <jdelvare@suse.com>,
	Sagi Grimberg <sagi@grimberg.me>,
	Linux PM <linux-pm@vger.kernel.org>,
	Sujith Thomas <sujith.thomas@intel.com>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux NVMe Mailinglist <linux-nvme@lists.infradead.org>,
	Eduardo Valentin <edubezval@gmail.com>,
	Guenter Roeck <linux@roeck-us.net>,
	Keith Busch <kbusch@kernel.org>,
	Darren Hart <dvhart@infradead.org>,
	Zhang Rui <rui.zhang@intel.com>, Christoph Hellwig <hch@lst.de>,
	Andy Shevchenko <andy@infradead.org>
Subject: Re: [PATCH 3/8] platform/x86: asus-wmi: switch to use <linux/temperature.h> helpers
Date: Mon, 25 Nov 2019 23:31:55 +0900	[thread overview]
Message-ID: <CAC5umygDcYNd396K=CO7wpfDbESo4Sc39oWjkqu_-hmYbb2R1Q@mail.gmail.com> (raw)
In-Reply-To: <CAHp75VdkhFJZ71FS+DhrKTDPEW7Z-6imRSePm8EhgGF2sgTThg@mail.gmail.com>

2019年11月25日(月) 4:54 Andy Shevchenko <andy.shevchenko@gmail.com>:
>
> On Sun, Nov 24, 2019 at 4:09 PM Akinobu Mita <akinobu.mita@gmail.com> wrote:
> >
> > The asus-wmi driver doesn't implement the thermal device functionality
> > directly, so including <linux/thermal.h> just for DECI_KELVIN_TO_CELSIUS()
> > is a bit odd.
> >
> > This switches the asus-wmi driver to use deci_kelvin_to_millicelsius() in
> > <linux/temperature.h>.
> >
> > Cc: Sujith Thomas <sujith.thomas@intel.com>
> > Cc: Darren Hart <dvhart@infradead.org>
> > Cc: Andy Shevchenko <andy@infradead.org>
> > Cc: Zhang Rui <rui.zhang@intel.com>
> > Cc: Eduardo Valentin <edubezval@gmail.com>
> > Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
> > Cc: Amit Kucheria <amit.kucheria@verdurent.com>
> > Cc: Jean Delvare <jdelvare@suse.com>
> > Cc: Guenter Roeck <linux@roeck-us.net>
> > Cc: Keith Busch <kbusch@kernel.org>
> > Cc: Jens Axboe <axboe@fb.com>
> > Cc: Christoph Hellwig <hch@lst.de>
> > Cc: Sagi Grimberg <sagi@grimberg.me>
> > Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
> > ---
> >  drivers/platform/x86/asus-wmi.c | 7 +++----
> >  1 file changed, 3 insertions(+), 4 deletions(-)
> >
> > diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
> > index 821b08e..6a1a2f9 100644
> > --- a/drivers/platform/x86/asus-wmi.c
> > +++ b/drivers/platform/x86/asus-wmi.c
> > @@ -33,7 +33,7 @@
> >  #include <linux/seq_file.h>
> >  #include <linux/platform_data/x86/asus-wmi.h>
> >  #include <linux/platform_device.h>
> > -#include <linux/thermal.h>
> > +#include <linux/temperature.h>
> >  #include <linux/acpi.h>
> >  #include <linux/dmi.h>
> >
> > @@ -1512,9 +1512,8 @@ static ssize_t asus_hwmon_temp1(struct device *dev,
> >         if (err < 0)
> >                 return err;
> >
> > -       value = DECI_KELVIN_TO_CELSIUS((value & 0xFFFF)) * 1000;
> > -
> > -       return sprintf(buf, "%d\n", value);
>
> > +       return sprintf(buf, "%ld\n",
> > +                      deci_kelvin_to_millicelsius(value & 0xFFFF));
>
> Leave it in one line.

It causes this line over 80 characters.  Or do you prefer to save the
conversion result in 'value' temporarily as before?

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