[maemo-developers] Power management is going to drive me mad!

[From: gary liquid]

Benoît,
Like I said, messy and complicated ;)
Agreed though, the profiles for different device actions in different states
should be configurable.

Gary

On Thu, Jun 19, 2008 at 10:48 AM, Benoît HERVIER <khertan at khertan.net>
wrote:

> 2008/6/19 gary liquid <liquid at gmail.com>:
> > George,
> >
> > I have a problem with my wifi at home which means when connected it will
> > drain very rapidly.
> > I use an ad-hoc connection which I believe prevents idling so drains my
> > battery quickly.
> > Other users report staying connected to their Infrastructure based wifi
> for
> > days at a time.
> >
> > I personally wouldn't like my n810 programmatically deciding when to
> connect
> > under normal situations, however I think it would be beneficial to allow
> the
> > wifi to disconnect with the Lock slider switch.
> > This all gets messy and complicated though if you want to restore the
> > connection when it is unlocked since some people have roaming charges or
> > other considerations.
> >
> > One other thing, I find lowering the screen brightness a couple of
> notches
> > improves battery life by literally hours, might be an idea.
> >
> > Gary (lcuk on #maemo)
> >
> >
> > On Thu, Jun 19, 2008 at 10:20 AM, Benoît HERVIER <khertan at khertan.net>
> > wrote:
> >>
> >> 2008/6/19 George Nachman <maemodev at georgester.com>:
> >> > Hi maemo-developers,
> >> >
> >> > Is it possible on the N800 to programatically shut down the wifi
> >> > interface and bring it back up?
> >> >
> >> > I have an application that very occasionally needs network
> >> > connectivity. If I leave my device connected to wifi, the battery dies
> >> > too quickly. I would like to have the software turn on the wifi
> >> > interface, do its thing, and then turn the interface off to conserve
> >> > energy. I've considered other solutions, but I think this is the
> >> > simplest answer.
> >> >
> >> > I thought at first that libconic could do this, but it appears not (at
> >> > least not in Python: see the comment here:
> >> >
> >> >
> https://garage.maemo.org/svn/pymaemo/packages/python-conic/branches/chinook/tests/test_disconnect.py
> ).
> >> > Is it possible? I saw a veiled reference to sending d-bus messages
> >> > (http://maemo.org/pipermail/maemo-developers/2007-April/009462.html),
> >> > but it wasn't specific enough to turn into code.
> >> >
> >> > I tried running /etc/init.d/wlancond stop, but that doesn't seem to
> >> > decrease power consumption.
> >> >
> >> > Is there a magical dbus message I can send? If I could trick it into
> >> > entering/exiting flight mode, that would work too. I've been
> >> > experimenting for hours with no luck.
> >> >
> >> > Thanks for your help,
> >> > George
> >> > _______________________________________________
> >> > maemo-developers mailing list
> >> > maemo-developers at maemo.org
> >> > https://lists.maemo.org/mailman/listinfo/maemo-developers
> >> >
> >>
> >> Hi,
> >>
> >> This is strange, are you sure that there isn't a process that don't
> >> let the nit going into sleep mode ?
> >>
> >> As i keep always my wifi on and never manage it from my apps that need
> >> to be connected, and i don't have any battery performance problem.
> >>
> >>
> >> --
> >> Benoît HERVIER - http://khertan.net/
> >> _______________________________________________
> >> maemo-developers mailing list
> >> maemo-developers at maemo.org
> >> https://lists.maemo.org/mailman/listinfo/maemo-developers
> >
> >
>
> >however I think it would be beneficial to allow the wifi to disconnect
> with the Lock slider switch.
> This should be an option in wifi parameters, as i like that wifi stay
> connected when i lock it. :)
>
> --
> Benoît HERVIER - http://khertan.net/
>
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