linux-kernel - Re: [PATCH 8/9] bq27x00: Add miscdevice for each battery with ioctl for reading registers

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Message-ID: <33058541.3DK13LYaLI@pali-elitebook>
Date:	Fri, 25 Nov 2011 21:54:04 +0100
From:	Pali Rohár <pali.rohar@...il.com>
To:	Anton Vorontsov <cbouatmailru@...il.com>
Cc:	linux-kernel@...r.kernel.org, Lars-Peter Clausen <lars@...afoo.de>,
	syed rafiuddin <rafiuddin.sayed@...il.com>,
	Rodolfo Giometti <giometti@...ux.it>,
	David Woodhouse <dwmw2@...radead.org>
Subject: Re: [PATCH 8/9] bq27x00: Add miscdevice for each battery with ioctl for reading registers

On Saturday 26 November 2011 00:46:26 Anton Vorontsov wrote:
> On Fri, Nov 25, 2011 at 09:30:28PM +0100, Pali Rohár wrote:
> [...]
> 
> > This interface is not only for BME. Also some popular bq27200.sh script
> > which print bq registers in human readable form needs this interface
> > (with LD_PRELOAD library).
> > 
> > Link for that shell script http://enivax.net/jk/n900/bq.tar
> 
> That might be a good excuse to have the raw interface. Although,
> as this is for debugging purposes only, the same effect can be
> accomplished by unloading bq module and using i2c userspace
> interface directly... I guess.
> 

Yes, unloading bq module and then starting script working. But I think that we 
could have some interface how to access directly to i2c when some i2c module 
for chip is loaded.

-- 
Pali Rohár
pali.rohar@...il.com
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