Hi Andrew, On Mon, 2009-11-09 at 14:47 -0800, Andrew Lutomirski wrote: > On Mon, Nov 9, 2009 at 5:21 PM, reinette chatre > <reinette.chatre@xxxxxxxxx> wrote: > > Hi Andrew, > > > > On Mon, 2009-11-09 at 10:07 -0800, Andrew Lutomirski wrote: > >> Hmm. It looks like sleep_level_override in debugfs can do exactly what I want. > > > > You have not really stated what you are trying to do here so it is hard > > to tell. sleep_level_override lets you hardcode the power saving index. > > > >> > >> Is there any reason that no_sleep_autoadjust doesn't just make > >> sleep_level_override default to 1? > > > > That does seem what it is doing in iwl_power_update_mode(). > > I want to save power. no_sleep_autoadjust=N and iwconfig wlan0 power > on does a good job of that. I assume that no_sleep_autoadjust > defaults to Y because it's still not reliable (and I seem to have seen > a few networks where it causes occasional problems). So I'd like to > be able to toggle it at runtime, file bug reports when it fails, but > still be able to use the networks it fails on :) Perhaps you could add a new debugfs file to modify no_sleep_autoadjust. This will enable you to write the new power command to the device after the setting has changed, similar to what is done in iwl_dbgfs_sleep_level_override_write. This will ensure that your setting takes effect at the time you make the change. Reinette -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
