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SubjectRE: [PATCH] Introduce support for Systems Management Driver over WMI for Dell Systems
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> So I've been thinking more about this and to me this whole argument
> sounds a lot like we just want to have our own little corner to
> play in, without needing to worry about what other vendors do.
>
> And then Lenovo, and HP and who knows else will all want the same
> and we and up with at least 5 different interfaces.
>
> It is bad enough that we already have to deal with having 5+
> different firmware interfaces for this and worse even for silly
> things like setting the brightness level for the kbd backlight,
> which is such a trivial thing that you would think PC vendors
> should be able to sit down and agree on a single ACPI API for it.
>
> We are NOT going to take this lets all do our own thing approach and
> also let this trickle up in the stack to the kernel <-> userspace API!
>
> One of the tasks of the kernel is to act as a HAL and this clearly
> falls under that. Imagine if userspace code would need to use different
> kernel APIs for storage/filesystem accesses depending on if they were
> running on a Dell or a Lenovo machines. Or having different APIs to
> access the network depending on the machine vendor...
>
> So I'm sorry, but I'm drawing a line in the sand here, unless you can
> come up with some really convincing NEW arguments why this needs to
> be a Dell specific interface, the Dell firmware-attributes code must
> use a generic sysfs-ABI/class to get accepted upstream.
>
> Note that I think the currently suggested private Dell ABI is actually
> pretty suitable for such a generic sysfs-ABI/class, so I'm not asking
> you to make a lot of changes here.
>
> Regards,
>
> Hans

We'll try this for the v4 patch series.

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