Re: [patch] workaround zd1201 interference problem

From: Pavel Machek
Date: Fri Jun 09 2006 - 18:37:44 EST


Hi!

I'll try to.

> >if you plug zd1201 into USB, it starts jamming radio,
> >immediately. Enable/disable, or iwlist wlan0 scan, or basically any
> >operation unjams the radio. This patch works it around:
>
> Can we be any more specific?
>
> What is the interference - is it transmitting random packets, or just
> emitting a magical cloud of invisible anti-wifi?

Magical cloud, I'm afraid.

> At which precise point does the interference start?

When the card is inserted.

> Does it happen even
> without the driver loaded?

Will try.

> Which operation is the one which stops the interference, the enable or
> the disable?

Disable alone was not enough to stop interference.

> Does this happen on every plug in, or just sometimes?

In 70% or so.

> Is it affected by
> usage patterns such as having the device plugged in throughout boot,
> reloading the module, etc?

Will try.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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