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Open Source and information security mailing list archives
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Date: Mon, 20 Feb 2023 11:34:05 +0100
From: Balsam CHIHI <bchihi@...libre.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>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>,
NXP Linux Team <linux-imx@....com>,
Jean Delvare <jdelvare@...e.com>,
Guenter Roeck <linux@...ck-us.net>,
Jonathan Cameron <jic23@...nel.org>,
Lars-Peter Clausen <lars@...afoo.de>,
Chen-Yu Tsai <wens@...e.org>,
Jernej Skrabec <jernej.skrabec@...il.com>,
Samuel Holland <samuel@...lland.org>,
Dmitry Torokhov <dmitry.torokhov@...il.com>,
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<linux-mediatek@...ts.infradead.org>
Subject: Re: [PATCH v1 01/17] thermal/core: Add a thermal zone 'devdata' accessor
On Sun, Feb 19, 2023 at 3:37 PM Daniel Lezcano
<daniel.lezcano@...aro.org> 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/thermal/mediatek/lvts_thermal.c | 4 ++--
[...]
> diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
> index 84ba65a27acf..86d280187c83 100644
> --- a/drivers/thermal/mediatek/lvts_thermal.c
> +++ b/drivers/thermal/mediatek/lvts_thermal.c
> @@ -252,7 +252,7 @@ static u32 lvts_temp_to_raw(int temperature)
>
> static int lvts_get_temp(struct thermal_zone_device *tz, int *temp)
> {
> - struct lvts_sensor *lvts_sensor = tz->devdata;
> + struct lvts_sensor *lvts_sensor = thermal_zone_device_get_data(tz);
> void __iomem *msr = lvts_sensor->msr;
> u32 value;
>
> @@ -290,7 +290,7 @@ static int lvts_get_temp(struct thermal_zone_device *tz, int *temp)
>
> static int lvts_set_trips(struct thermal_zone_device *tz, int low, int high)
> {
> - struct lvts_sensor *lvts_sensor = tz->devdata;
> + struct lvts_sensor *lvts_sensor = thermal_zone_device_get_data(tz);
> void __iomem *base = lvts_sensor->base;
> u32 raw_low = lvts_temp_to_raw(low);
> u32 raw_high = lvts_temp_to_raw(high);
for MediaTek LVTS :
Reviewed-by: Balsam CHIHI <bchihi@...libre.com>
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