linux-kernel - Re: [PATCH v3 5/5] iio: add documentation for current attribute

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Message-ID: <5415948C.6080509@gmx.de>
Date:	Sun, 14 Sep 2014 15:13:48 +0200
From:	Hartmut Knaack <knaack.h@....de>
To:	Jonathan Cameron <jic23@...nel.org>,
	Jacob Pan <jacob.jun.pan@...ux.intel.com>,
	IIO <linux-iio@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	DEVICE TREE <devicetree@...r.kernel.org>,
	Lee Jones <lee.jones@...aro.org>
CC:	Carlo Caione <carlo@...one.org>,
	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
	Aaron Lu <aaron.lu@...el.com>, Alan Cox <alan@...ux.intel.com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Grant Likely <grant.likely@...aro.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Rob Herring <robh+dt@...nel.org>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Fugang Duan <B38611@...escale.com>,
	Arnd Bergmann <arnd@...db.de>,
	Zubair Lutfullah <zubair.lutfullah@...il.com>,
	Sebastian Reichel <sre@...ian.org>,
	Johannes Thumshirn <johannes.thumshirn@....de>,
	Philippe Reynes <tremyfr@...oo.fr>,
	Angelo Compagnucci <angelo.compagnucci@...il.com>,
	Doug Anderson <dianders@...omium.org>,
	Ramakrishna Pallala <ramakrishna.pallala@...el.com>,
	Peter Meerwald <pmeerw@...erw.net>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>
Subject: Re: [PATCH v3 5/5] iio: add documentation for current attribute

Jonathan Cameron schrieb, Am 13.09.2014 21:55:
> On 12/09/14 00:15, Jacob Pan wrote:
>> Add documentation for input current raw reading and scale.
>>
>> Signed-off-by: Jacob Pan <jacob.jun.pan@...ux.intel.com>
> The content is fine, but please look at how the other types are handled.
> The raw attribute is described along with the units etc in it's own
> section, but the _scale attribute just gets lumped in with the equivalent
> for all the other channel types.
> 
> Thanks,
> 
> Jonathan
>> ---
>>  Documentation/ABI/testing/sysfs-bus-iio | 8 ++++++++
>>  1 file changed, 8 insertions(+)
>>
>> diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
>> index d760b02..3c76bd8 100644
>> --- a/Documentation/ABI/testing/sysfs-bus-iio
>> +++ b/Documentation/ABI/testing/sysfs-bus-iio
>> @@ -1028,3 +1028,11 @@ Contact:	linux-iio@...r.kernel.org
>>  Description:
>>  		Raw value of rotation from true/magnetic north measured with
>>  		or without compensation from tilt sensors.
>> +
>> +What:		/sys/bus/iio/devices/iio:deviceX/in_currentX_raw
>> +What:		/sys/bus/iio/devices/iio:deviceX/in_currentX_scale
>> +KernelVersion:	3.18
>> +Contact:	linux-iio@...r.kernel.org
>> +Description:
>> +		Raw current measurement from channel X. Units after application of
>> +		scale and offset are milliamps.
Where is the offset?
>>
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