On Wed, 2009-07-29 at 08:03 +0100, Chris Clayton wrote:
> 3. Once power-saving kicks in, the machine cannot be contacted from another machine on the network -
> pings are not responded to, for example. Is this the intended behaviour?
No. The device is supposed to listen to beacons, check if there's
traffic pending and retrieve it. So sounds like a device problem unless
your AP is broken.
> 4. Are there any plans to be able to switch power-saving on/off on a driver-by-driver basis. It
> seems to me, although I'm happy to be corrected, that it is either on or off for a given kernel,
> depending on CONFIG_MAC80211_DEFAULT_PS. But, if like me, someone has two cards (one at home and one
> at work, for example), one that works fine with PS and one that doesn't, they have to set PS off
> for their kernel, or have two kernels. Could PS be {en,dis}abled by, say, a module parameter or a
> sysfs switch?
iwconfig wlan0 power off
(yeah, looks weird, but power means "power saving")
johannes
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