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Re: wl12xx: driver for TI wl1251 chipset

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Dan Williams <dcbw@xxxxxxxxxx> writes:

>> production line tests and pushing the calibration data from user
>> space.
>
> When is the calibration data required

When we boot the firmware, that is during interface up.

> and is it likely to change at runtime?

It's device specific. Each device is calibrated in the factory and the
calibration data is stored to a special partition in the device.

> What I really mean is, if the calibration data isn't required to
> change while the interface is up, maybe use request_firmware() and
> load it at device open time or something?

request_firmware() has access only to the rootfs which the user can
flash anytime he wants. So we would have to create the calibration
file during every boot, or something like that. I guess it's doable
but a bit ugly.

-- 
Kalle Valo
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