Re: [PATCH v2 2/2] power: bq27xxx_battery: add poll interval property query

[Pavel Machek]

Hi!

> >> >> Better then previous one.
> >> >>
> >> >> But my version of bq27xxx_battery.c already contains this:
> >> >
> >> > This is for allowing udev rule to set the properties as well.
> >> > otherwise a kinda crude RUN = " echo value >
> >> > /sys/module/bq27xxx_battery/parameters/poll_interval" is required.
> >>
> >> Any thoughts on this?
> >
> > I'd say  echo value >
> > /sys/module/bq27xxx_battery/parameters/poll_interval .. is quite
> > adequate solution...?
> >
> > Alternatively, convince us that something else is useful for everyone,
> > and we can do the right thing (poll more often when battery is nearly
> > empty), automatically...
> 
> Ok should have had the patchset set it per device, and not use the
> global poll_interval. Of need to add some logic to see if uses the
> global poll_interval or it's own setting.
> 
> There are times where you could have multiple batteries connected to
> multiple fuel gauges, and want to up the polling interval on certain
> ones that are discharging at different rates.
> 
> But of course I'll let you guys let me know if this seems useful at all.

I agree per-device polling would be cleaner.

But unless you have hardware with more than one bq27xxx, I'd avoid the
work...

Now... its also possible that poll_interval should change itself
(within kernel) to do the right thing.

Best regards,

									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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