Re: [ltp] Re: [PATCH v2] Re: Battery class driver.

From: Jean Delvare
Date: Sun Nov 05 2006 - 16:03:18 EST


On Sun, 5 Nov 2006 21:52:18 +0100, Pavel Machek wrote:
> On Fri 2006-11-03 14:12:22, U Kuehn wrote:
> > That very much depends on the system. Having a laptop where the current
> > power consumption is around 10 Watts (or, at about 10 to 12 Volts,
> > nearly 1 A), having a resolution of 10 or even 100 mA would be OK.
> > However, on your cellphone with a standby consumption of 2mA, such a
> > resolution would be meaningless. What kind of resultion does the
> > hardware usually support?
>
> I do not know details. Siemens phones have current monitors, but I do
> not recall how accurate those are. Anyway, at least for some
> applications mA is not enough, so we probably should use finer
> unit. Or use ampers and let kernel be "as precise as it needs" in
> simulated floating point.

No. Fixed point, please. Use µA as the unit if needed.

--
Jean Delvare
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