On 05/02/17 16:06, Tomasz Duszynski wrote:
> On Sun, Feb 05, 2017 at 04:21:27PM +0100, Peter Meerwald-Stadler wrote:
>>
>>> This patch adds channel type for expressing particle number
>>> concentration.
>>
>> numberconcentration sound a bit strange to be, more like a number
>> theoretic concept
>>
>> how about particlecontentration? or numberparticles?
>>
> Agree it may sound a bit strange but in fact it is a formal physical quantity
> with SI unit. Perhaps I can leave it as is to stay consistent with
> science world?
Wikipedia seems to suggest that there are several choices, but this is
a common one in Chemistry so fair enough.
Jonathan
>>> Signed-off-by: Tomasz Duszynski <tduszyns@xxxxxxxxx>
>>> ---
>>> Documentation/ABI/testing/sysfs-bus-iio | 7 +++++++
>>> drivers/iio/industrialio-core.c | 1 +
>>> include/uapi/linux/iio/types.h | 1 +
>>> 3 files changed, 9 insertions(+)
>>>
>>> diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
>>> index 530809ccfacf..481771e585ee 100644
>>> --- a/Documentation/ABI/testing/sysfs-bus-iio
>>> +++ b/Documentation/ABI/testing/sysfs-bus-iio
>>> @@ -1608,3 +1608,10 @@ Description:
>>> provides an absolute positional reference (e.g. a pulse once per
>>> revolution) which may be used to home positional systems as
>>> required.
>>> +
>>> +What: /sys/bus/iio/devices/iio:deviceX/in_numberconcentration_input
>>> +KernelVersion: 4.12
>>> +Contact: linux-iio@xxxxxxxxxxxxxxx
>>> +Description:
>>> + Reading of particulates number in a volume of a mixture.
>>> + Unit is in 1/m3.
>>> diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
>>> index d18ded45bedd..451e3bb8d623 100644
>>> --- a/drivers/iio/industrialio-core.c
>>> +++ b/drivers/iio/industrialio-core.c
>>> @@ -85,6 +85,7 @@ static const char * const iio_chan_type_name_spec[] = {
>>> [IIO_COUNT] = "count",
>>> [IIO_INDEX] = "index",
>>> [IIO_GRAVITY] = "gravity",
>>> + [IIO_NUMBERCONCENTRATION] = "numberconcentration",
>>> };
>>>
>>> static const char * const iio_modifier_names[] = {
>>> diff --git a/include/uapi/linux/iio/types.h b/include/uapi/linux/iio/types.h
>>> index ffafd6c25a48..52696e251c4d 100644
>>> --- a/include/uapi/linux/iio/types.h
>>> +++ b/include/uapi/linux/iio/types.h
>>> @@ -43,6 +43,7 @@ enum iio_chan_type {
>>> IIO_COUNT,
>>> IIO_INDEX,
>>> IIO_GRAVITY,
>>> + IIO_NUMBERCONCENTRATION,
>>> };
>>>
>>> enum iio_modifier {
>>>
>>
>> --
>>
>> Peter Meerwald-Stadler
>> +43-664-2444418 (mobile)
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