linux-kernel - Re: [PATCH 2/8] ACPI: thermal: switch to use <linux/temperature.h> helpers

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Message-ID: <00fff683-d0e2-67ae-83e3-c472fdbe9e1d@roeck-us.net>
Date:   Sun, 24 Nov 2019 07:17:46 -0800
From:   Guenter Roeck <linux@...ck-us.net>
To:     Akinobu Mita <akinobu.mita@...il.com>,
        linux-nvme@...ts.infradead.org, linux-hwmon@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Sujith Thomas <sujith.thomas@...el.com>,
        Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Eduardo Valentin <edubezval@...il.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amit.kucheria@...durent.com>,
        Jean Delvare <jdelvare@...e.com>,
        Keith Busch <kbusch@...nel.org>, Jens Axboe <axboe@...com>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>
Subject: Re: [PATCH 2/8] ACPI: thermal: switch to use <linux/temperature.h>
 helpers

On 11/24/19 6:08 AM, Akinobu Mita wrote:
> This switches the ACPI thermal zone driver to use celsius_to_deci_kelvin()
> and deci_kelvin_to_celsius() 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/temprature.h>.
> 
s/temprature/temperature/

Looks like this applies to all patches.

> 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: Eduardo Valentin <edubezval@...il.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>
> ---
>   drivers/acpi/thermal.c | 15 +++++++++------
>   1 file changed, 9 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
> index d831a61..bd9b6eb 100644
> --- a/drivers/acpi/thermal.c
> +++ b/drivers/acpi/thermal.c
> @@ -297,7 +297,9 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
>   			if (crt == -1) {
>   				tz->trips.critical.flags.valid = 0;
>   			} else if (crt > 0) {
> -				unsigned long crt_k = CELSIUS_TO_DECI_KELVIN(crt);
> +				unsigned long crt_k =
> +					celsius_to_deci_kelvin(crt);
> +

>   				/*
>   				 * Allow override critical threshold
>   				 */
> @@ -333,7 +335,7 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
>   		if (psv == -1) {
>   			status = AE_SUPPORT;
>   		} else if (psv > 0) {
> -			tmp = CELSIUS_TO_DECI_KELVIN(psv);
> +			tmp = celsius_to_deci_kelvin(psv);
>   			status = AE_OK;
>   		} else {
>   			status = acpi_evaluate_integer(tz->device->handle,
> @@ -413,7 +415,7 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
>   					break;
>   				if (i == 1)
>   					tz->trips.active[0].temperature =
> -						CELSIUS_TO_DECI_KELVIN(act);
> +						celsius_to_deci_kelvin(act);
>   				else
>   					/*
>   					 * Don't allow override higher than
> @@ -421,9 +423,9 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
>   					 */
>   					tz->trips.active[i - 1].temperature =
>   						(tz->trips.active[i - 2].temperature <
> -						CELSIUS_TO_DECI_KELVIN(act) ?
> +						celsius_to_deci_kelvin(act) ?
>   						tz->trips.active[i - 2].temperature :
> -						CELSIUS_TO_DECI_KELVIN(act));
> +						celsius_to_deci_kelvin(act));
>   				break;
>   			} else {
>   				tz->trips.active[i].temperature = tmp;
> @@ -1087,7 +1089,8 @@ static int acpi_thermal_add(struct acpi_device *device)
>   	INIT_WORK(&tz->thermal_check_work, acpi_thermal_check_fn);
>   
>   	pr_info(PREFIX "%s [%s] (%ld C)\n", acpi_device_name(device),
> -		acpi_device_bid(device), DECI_KELVIN_TO_CELSIUS(tz->temperature));
> +		acpi_device_bid(device),
> +		deci_kelvin_to_celsius(tz->temperature));
>   	goto end;
>   
>   free_memory:
>