linux-kernel - Re: [PATCH 1/4] hwmon: (dell-smm) Remove Dell Precision 490 custom config data

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Message-ID: <a9a60505-97ef-4f50-9da9-6caccbccbf66@roeck-us.net>
Date: Wed, 24 Sep 2025 07:46:34 -0700
From: Guenter Roeck <linux@...ck-us.net>
To: Armin Wolf <W_Armin@....de>
Cc: pali@...nel.org, linux-hwmon@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/4] hwmon: (dell-smm) Remove Dell Precision 490 custom
 config data

On Wed, Sep 17, 2025 at 08:10:33PM +0200, Armin Wolf wrote:
> It turns out the second fan on the Dell Precision 490 does not
> really support I8K_FAN_TURBO. Setting the fan state to 3 enables
> automatic fan control, just like on the other two fans.
> The reason why this was misinterpreted as turbo mode was that
> the second fan normally spins faster in automatic mode than
> in the previous fan states. Yet when in state 3, the fan speed
> reacts to heat exposure, exposing the automatic mode setting.
> 
> Link: https://github.com/lm-sensors/lm-sensors/pull/383
> Signed-off-by: Armin Wolf <W_Armin@....de>

Applied.
Guenter