linux-kernel - Re: [PATCH v2] platform/x86: thinkpad_acpi: fix for incorrect fan reporting on some ThinkPad systems

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Date:   Thu, 14 Dec 2023 16:52:51 +0200 (EET)
From:   Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To:     Vishnu Sankar <vishnuocv@...il.com>
cc:     Hans de Goede <hdegoede@...hat.com>,
        Mark Pearson <mpearson-lenovo@...ebb.ca>,
        platform-driver-x86@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>, markgross@...nel.org,
        vsankar@...ovo.com
Subject: Re: [PATCH v2] platform/x86: thinkpad_acpi: fix for incorrect fan
 reporting on some ThinkPad systems

On Thu, 14 Dec 2023, Vishnu Sankar wrote:

> Some ThinkPad systems ECFW use non-standard addresses for fan control
> and reporting. This patch adds support for such ECFW so that it can report
> the correct fan values.
> Tested on Thinkpads L13 Yoga Gen 2 and X13 Yoga Gen 2.
> 
> Suggested-by: Mark Pearson <mpearson-lenovo@...ebb.ca>
> Signed-off-by: Vishnu Sankar <vishnuocv@...il.com>
> ---
> -Improvements to comments as requested.
> -Removed the usage of unlikely/likely while reading fan speed.
> -Improved and clearer print statements to match the current style.
> -Changed seq_puts to seq_printf of an unrelated section of the patch.
> -Improved the readability of the code.
> -Added more clearer comments.

Nice work, thanks.

Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>


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