linux-kernel - Re: [PATCH 1/2] platform/x86: wmi: Fix WMI event enablement

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Message-Id: <175095119881.2233.10447558196456889460.b4-ty@linux.intel.com>
Date: Thu, 26 Jun 2025 18:19:58 +0300
From: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To: dimich.dmb@...il.com, kuurtb@...il.com, 
 Hans de Goede <hansg@...nel.org>, Armin Wolf <W_Armin@....de>
Cc: corbet@....net, platform-driver-x86@...r.kernel.org, 
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] platform/x86: wmi: Fix WMI event enablement

On Fri, 20 Jun 2025 00:14:39 +0200, Armin Wolf wrote:

> It turns out that the Windows WMI-ACPI driver always enables/disables
> WMI events regardless of whether they are marked as expensive or not.
> This finding is further reinforced when reading the documentation of
> the WMI_FUNCTION_CONTROL_CALLBACK callback used by Windows drivers
> for enabling/disabling WMI devices:
> 
> 	The DpWmiFunctionControl routine enables or disables
> 	notification of events, and enables or disables data
> 	collection for data blocks that the driver registered
> 	as expensive to collect.
> 
> [...]


Thank you for your contribution, it has been applied to my local
review-ilpo-fixes branch. Note it will show up in the public
platform-drivers-x86/review-ilpo-fixes branch only once I've pushed my
local branch there, which might take a while.

The list of commits applied:
[1/2] platform/x86: wmi: Fix WMI event enablement
      commit: cf0b812500e64a7d5e2957abed38c3a97917b34f
[2/2] platform/x86: wmi: Update documentation of WCxx/WExx ACPI methods
      commit: 50b6914fc53c718c5426fb6e9cd9484f9ae967c2

--
 i.