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Message-ID: <20230220132325.ksmho3p54zr2hm4a@mercury.elektranox.org>
Date: Mon, 20 Feb 2023 14:23:25 +0100
From: Sebastian Reichel <sebastian.reichel@...labora.com>
To: Daniel Lezcano <daniel.lezcano@...aro.org>
Cc: rafael@...nel.org, linux-pm@...r.kernel.org,
linux-kernel@...r.kernel.org, Zhang Rui <rui.zhang@...el.com>,
Len Brown <lenb@...nel.org>,
Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
Shawn Guo <shawnguo@...nel.org>,
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Jean Delvare <jdelvare@...e.com>,
Guenter Roeck <linux@...ck-us.net>,
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Subject: Re: [PATCH v1 01/17] thermal/core: Add a thermal zone 'devdata'
accessor
Hi,
On Sun, Feb 19, 2023 at 03:36:41PM +0100, Daniel Lezcano wrote:
> The thermal zone device structure is exposed to the different drivers
> and obviously they access the internals while that should be
> restricted to the core thermal code.
>
> In order to self-encapsulate the thermal core code, we need to prevent
> the drivers accessing directly the thermal zone structure and provide
> accessor functions to deal with.
>
> Provide an accessor to the 'devdata' structure and make use of it in
> the different drivers.
>
> No functional changes intended.
>
> Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>
> ---
...
> drivers/power/supply/power_supply_core.c | 2 +-
...
> diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c
> index 7c790c41e2fe..166f0aacc797 100644
> --- a/drivers/power/supply/power_supply_core.c
> +++ b/drivers/power/supply/power_supply_core.c
> @@ -1142,7 +1142,7 @@ static int power_supply_read_temp(struct thermal_zone_device *tzd,
> int ret;
>
> WARN_ON(tzd == NULL);
> - psy = tzd->devdata;
> + psy = thermal_zone_device_get_data(tzd);
> ret = power_supply_get_property(psy, POWER_SUPPLY_PROP_TEMP, &val);
> if (ret)
> return ret;
Acked-by: Sebastian Reichel <sebastian.reichel@...labora.com>
-- Sebastian
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