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Message-Id: <DFSX3XCGAGAP.2OA0L4PGOLDC8@gmail.com>
Date: Mon, 19 Jan 2026 17:26:49 -0500
From: "Kurt Borja" <kuurtb@...il.com>
To: "Rong Zhang" <i@...g.moe>, "Mark Pearson" <mpearson-lenovo@...ebb.ca>,
 "Derek J. Clark" <derekjohn.clark@...il.com>, "Armin Wolf"
 <W_Armin@....de>, "Hans de Goede" <hansg@...nel.org>,
 Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc: "Guenter Roeck" <linux@...ck-us.net>, "Kurt Borja" <kuurtb@...il.com>,
 <platform-driver-x86@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
 <linux-hwmon@...r.kernel.org>
Subject: Re: [PATCH v10 7/7] platform/x86: lenovo-wmi-other: Add HWMON for
 fan reporting/tuning

On Sat Jan 17, 2026 at 4:00 PM -05, Rong Zhang wrote:
> Register an HWMON device for fan reporting/tuning according to
> Capability Data 00 (capdata00) and Fan Test Data (capdata_fan) provided
> by lenovo-wmi-capdata. The corresponding HWMON nodes are:
>
>  - fanX_div: internal RPM divisor
>  - fanX_input: current RPM
>  - fanX_max: maximum RPM
>  - fanX_min: minimum RPM
>  - fanX_target: target RPM (tunable, 0=auto)
>
> Information from capdata00 and capdata_fan are used to control the
> visibility and constraints of HWMON attributes. Fan info from capdata00
> is collected on bind, while fan info from capdata_fan is collected in a
> callback. Once all fan info is collected, register the HWMON device.
>
> Signed-off-by: Rong Zhang <i@...g.moe>
> Reviewed-by: Derek J. Clark <derekjohn.clark@...il.com>

Can't wait to for this to reach stable. Thanks!

Tested-by: Kurt Borja <kuurtb@...il.com>

-- 
Thanks,
 ~ Kurt

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