Subject: Re: ath Atheros driver no buffer space available and can't power off
To: Alicia da Conceicao <alicia@engine.ca>
From: David Young <dyoung@pobox.com>
List: tech-net
Date: 04/30/2004 19:07:51
On Wed, Apr 21, 2004 at 05:01:36AM -0400, Alicia da Conceicao wrote:
> Greetings:
> 
> I am using the "ath" driver from NetBSD-current on a Atheros 5212 mini-pci
> type IIIB card on my JVC-Victor Interlink MP-XP7310 sub-notebook.  In
> general the Atheros card appears to work fine, but I have noticed the
> following bugs in NetBSD-current:
> 
> 1) Every 15 mins or so of light but contineous network activity, like
> 	SSH and web page browsing, the ath driver would temporarily halt
> 	all network activity for about 3-5 mins, and if I attempt a ping
> 	to a local machine on the lan I get:
> 
> 	ping: sendto: No buffer space available

Alicia,

I have just updated our ath/net80211 sources using the ones at FreeBSD.
See if the "No buffer space available" bug does not go away.

> 2) There does not appear to be a way to power off the Atheros card; not
> 	even "ifconfig ath0 down" turns off the radio in the card, and
> 	I noticed that the battery drain of my laptop is the same
> 	whether or not ath0 is ifconfig'ed up or down.
> 
> 	This might be due to the fact that the Atheros card I am using
> 	was borrowed from a D-Link Wi/Fi router and may have its power
> 	ON/OFF functionality removed in hardware.  Not being a hardware
> 	person, I am only guessing.

I don't know what this could be.

Dave

-- 
David Young             OJC Technologies
dyoung@ojctech.com      Urbana, IL * (217) 278-3933