linux-kernel - Re: [PATCH] power_supply: Add driver for TWL4030/TPS65950 BCI charger

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Date:	Wed, 2 Dec 2009 22:38:31 +0200
From:	Grazvydas Ignotas <notasas@...il.com>
To:	avorontsov@...mvista.com
Cc:	Madhusudhan <madhu.cr@...com>, linux-kernel@...r.kernel.org,
	linux-omap@...r.kernel.org
Subject: Re: [PATCH] power_supply: Add driver for TWL4030/TPS65950 BCI charger

On Mon, Nov 30, 2009 at 8:58 PM, Anton Vorontsov
<avorontsov@...mvista.com> wrote:
> On Mon, Nov 30, 2009 at 12:45:20PM -0600, Madhusudhan wrote:
> [...]
>> > +   case POWER_SUPPLY_PROP_VOLTAGE_NOW:
>> > +           /* charging must be active for meaningful result */
>> > +           if (!is_charging) {
>>
>> How about putting a kern_info here?
>
> It might be better to return -EINVAL.

That causes lots of warnings from power_supply core (driver failed to
report XXX property), Not sure what to do here, I'd prefer to keep
returning 0.

>
> Thanks!
>
> --
> Anton Vorontsov
> email: cbouatmailru@...il.com
> irc://irc.freenode.net/bd2
>
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