linux-kernel - Re: [PATCH v2 4/8] platform/x86: intel_menlow: switch to use <linux/temperature.h> helpers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAHp75VdswWO9r5zO=Tph7GF0qtxXVXBQFeNQ3etTDj+8hNhV3Q@mail.gmail.com>
Date:   Thu, 28 Nov 2019 17:02:15 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Akinobu Mita <akinobu.mita@...il.com>
Cc:     Linux NVMe Mailinglist <linux-nvme@...ts.infradead.org>,
        linux-hwmon@...r.kernel.org, Linux PM <linux-pm@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Sujith Thomas <sujith.thomas@...el.com>,
        Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amit.kucheria@...durent.com>,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Keith Busch <kbusch@...nel.org>, Jens Axboe <axboe@...com>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>
Subject: Re: [PATCH v2 4/8] platform/x86: intel_menlow: switch to use
 <linux/temperature.h> helpers

On Thu, Nov 28, 2019 at 4:55 PM Akinobu Mita <akinobu.mita@...il.com> wrote:
>
> This switches the intel_menlow driver to use deci_kelvin_to_celsius() and
> celsius_to_deci_kelvin() in <linux/temperature.h> instead of helpers in
> <linux/thermal.h>.
>
> This is preparation for centralizing the kelvin to/from Celsius conversion
> helpers in <linux/temperature.h>.
>
> This also removes a trailing space, while we're at it.
>

Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>

> Cc: Sujith Thomas <sujith.thomas@...el.com>
> Cc: Darren Hart <dvhart@...radead.org>
> Cc: Andy Shevchenko <andy@...radead.org>
> Cc: Zhang Rui <rui.zhang@...el.com>
> Cc: Daniel Lezcano <daniel.lezcano@...aro.org>
> Cc: Amit Kucheria <amit.kucheria@...durent.com>
> Cc: Jean Delvare <jdelvare@...e.com>
> Cc: Guenter Roeck <linux@...ck-us.net>
> Cc: Keith Busch <kbusch@...nel.org>
> Cc: Jens Axboe <axboe@...com>
> Cc: Christoph Hellwig <hch@....de>
> Cc: Sagi Grimberg <sagi@...mberg.me>
> Signed-off-by: Akinobu Mita <akinobu.mita@...il.com>
> ---
> * v2
> - include <linux/temperature.h> explicitly from thermal drivers
> - fix s/temprature/temperature/ typo in commit log
> - don't mix up another fix (format string for cellsius value)
>
>  drivers/platform/x86/intel_menlow.c | 9 ++++++---
>  1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/platform/x86/intel_menlow.c b/drivers/platform/x86/intel_menlow.c
> index b102f6d..12c1094 100644
> --- a/drivers/platform/x86/intel_menlow.c
> +++ b/drivers/platform/x86/intel_menlow.c
> @@ -20,6 +20,7 @@
>  #include <linux/pci.h>
>  #include <linux/pm.h>
>  #include <linux/slab.h>
> +#include <linux/temperature.h>
>  #include <linux/thermal.h>
>  #include <linux/types.h>
>
> @@ -302,8 +303,10 @@ static ssize_t aux_show(struct device *dev, struct device_attribute *dev_attr,
>         int result;
>
>         result = sensor_get_auxtrip(attr->handle, idx, &value);
> +       if (result)
> +               return result;
>
> -       return result ? result : sprintf(buf, "%lu", DECI_KELVIN_TO_CELSIUS(value));
> +       return sprintf(buf, "%lu", deci_kelvin_to_celsius(value));
>  }
>
>  static ssize_t aux0_show(struct device *dev,
> @@ -332,8 +335,8 @@ static ssize_t aux_store(struct device *dev, struct device_attribute *dev_attr,
>         if (value < 0)
>                 return -EINVAL;
>
> -       result = sensor_set_auxtrip(attr->handle, idx,
> -                                   CELSIUS_TO_DECI_KELVIN(value));
> +       result = sensor_set_auxtrip(attr->handle, idx,
> +                                   celsius_to_deci_kelvin(value));
>         return result ? result : count;
>  }
>
> --
> 2.7.4
>


-- 
With Best Regards,
Andy Shevchenko