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Date: Sun, 1 Feb 2009 11:18:51 -0800
From: Andrew Thompson <thompsa@FreeBSD.org>
To: Hans Petter Selasky <hselasky@c2i.net>
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Cc: freebsd-usb@freebsd.org
Subject: Re: USB2 patches
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On Sun, Feb 01, 2009 at 08:14:29PM +0100, Hans Petter Selasky wrote:
> Hi Andrew,
> 
> On Sunday 01 February 2009, Andrew Thompson wrote:
> > On Sun, Feb 01, 2009 at 07:22:15PM +0100, Hans Petter Selasky wrote:
> 
> >
> > The code should be,
> >
> 
> That's what I'm doing already ... I pre-copy all channel & bssid stuff into a 
> message structure ...

Im saying you dont need to. When you get a channel change request, you
fire off the channel task and the program the hardware with the current
value from the ieee80211com channel pointer.

> > xxx_set_channel()
> > {
> > 	ieee80211_channel c = wlan->curchan;
> >
> > 	hw_reg = array1[c];
> > 	write USB register;
> > 	hw_reg = array2[c];
> > 	write USB register;
> > }
> 
> And don't forget "volatile" ...

I dont understand this. c is a pointer to a valid net80211 channel which
will never disappear.


Andrew