Message ID | 20240214070433.2677-5-W_Armin@gmx.de |
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State | New |
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Series |
[1/5] platform/x86: wmi: Prevent incompatible event driver from probing
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Commit Message
Armin Wolf
Feb. 14, 2024, 7:04 a.m. UTC
Update the WMI ACPI interface documentation to include the fact
that _WED should be evaluated every time an ACPI notification
is received.
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
---
Documentation/wmi/acpi-interface.rst | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--
2.39.2
diff --git a/Documentation/wmi/acpi-interface.rst b/Documentation/wmi/acpi-interface.rst index d31af0ed9c08..06fb7fcf4413 100644 --- a/Documentation/wmi/acpi-interface.rst +++ b/Documentation/wmi/acpi-interface.rst @@ -93,4 +93,7 @@ _WED ACPI method ---------------- Used to retrieve additional WMI event data, its single parameter is a integer -holding the notification ID of the event. +holding the notification ID of the event. This method should be evaluated every +time an ACPI notification is received, since some ACPI implementations use a +queue to store WMI event data items. This queue will overflow after a couple +of WMI events are received without retrieving the associated WMI event data.