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Re: Exporting the TSF to userland

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Pierre Bourdon <delroth@xxxxxxxxx> writes:

> On Mon, Jan 6, 2014 at 12:23 PM, Johannes Berg
> <johannes@xxxxxxxxxxxxxxxx> wrote:
>> On Tue, 2013-12-31 at 05:24 +0100, Pierre Bourdon wrote:
>>> Hello linux-wireless,
>>>
>>> I'm a developer of libdrc, a project that allows Linux computers to
>>> control a Wii U GamePad. Because of how the device operates, our
>>> library needs to be able to read the TSF value of the access point
>>> device from userland.
>>>
>>> We currently have a hacky patch that works for our use cases, but it
>>> would be a lot more convenient if that feature could be upstreamed.
>>> What would be the best way to proceed?
>>
>> That patch ... let's say I think "hacky" is almost lauding it. :)
>>
>> sysfs is a really bad place for this too, no other wireless APIs use
>> sysfs.
>
> What do you recommend as the best place to export this kind of information?

Either nl80211 or debugfs. Maybe debugfs is better because this is more
or less a hack?

-- 
Kalle Valo
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