Re: [PATCH 2/2] dell-wmi: Process only one event on devices with interface version 0

From: MichaÅ KÄpieÅ
Date: Mon Dec 28 2015 - 08:41:11 EST


> BIOS/ACPI on devices with WMI interface version 0 does not clear buffer
> before filling it. So next time when BIOS/ACPI send WMI event which is
> smaller as previous then it contains garbage in buffer from previous event.
>
> BIOS/ACPI on devices with WMI interface version 1 clears buffer and
> sometimes send more events in buffer at one call.

Are the explanations above based on your observations or perhaps some
documentation?

--
Best regards,
MichaÅ KÄpieÅ
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