On Tuesday 06 June 2017 05:16:44 Andy Lutomirski wrote:
> Many laptops (and maybe servers?) have embedded WMI Binary MOF
> metadata. We do not yet have open-source tools for processing the
> data, although one is in the works thanks to Pali:
> 
>       https://github.com/pali/bmfdec
> 
> There is currently no interface to get the data in the first place.
> By exposing it, we facilitate the development of new tools.
> 
> Signed-off-by: Andy Lutomirski <[email protected]>
> Cc: Andy Lutomirski <[email protected]>
> Cc: Mario Limonciello <[email protected]>
> Cc: Pali Rohár <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Cc: [email protected]
> [dvhart: make sysfs mof binary read only, fixup comment block format]
> [dvhart: use bmof terminology and dev_err instead of dev_warn]
> Acked-by: Rafael J. Wysocki <[email protected]>
> Signed-off-by: Darren Hart (VMware) <[email protected]>
> ---
> since-v1:
>  * address Pali's comments:
>    * update the cover letter for clarity and accuracy
>    * update mof->bmof and MOF to Binary MOF throughout the patch
>    * use dev_err instead of dev_warn in wmi_bmof_probe
> 
> 
>  drivers/platform/x86/Kconfig    |  12 ++++
>  drivers/platform/x86/Makefile   |   1 +
>  drivers/platform/x86/wmi-bmof.c | 125

Another suggestion (unrelated to this patch): For working with ACPI-WMI, 
this binary MOF buffer is not enough. It is needed also content of _WDG 
buffer. What about exporting it too via sysfs? Probably not part of of 
wmi-bmof driver, but wmi driver itself.

-- 
Pali Rohár
[email protected]

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