Re: [PATCH 1/6] iio:dac:m62332: share scale and offset

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On 12/09/15 11:14, Jonathan Cameron wrote:
> On 12/09/15 11:11, Jonathan Cameron wrote:
>> On 31/08/15 15:53, Jonathan Cameron wrote:
>>> On 28/08/15 22:59, Hartmut Knaack wrote:
>>>> This device simply uses its Vcc as reference voltage, so the same scale
>>>> applies for all channels. Also offset doesn't appear to be different for
>>>> any channel. Represent this by switching these two attributes to
>>>> info_mask_shared_by_type.
>>>>
>>>> Signed-off-by: Hartmut Knaack <knaack.h@xxxxxx>
>>> This sort of tidy up is always a little interesting.  Technically it
>>> is an ABI change (be it one that changes from one possible representation
>>> to a better one).  Unfortunately technically we can't rely on users
>>> using a library or similar that would hide this detail for them.
>>>
>>> Still we can make the change if no one notices.  Perhaps
>>> Dmitry will want to comment on this however, so I'll let it sit for a while
>>> longer.
>>>
>>> Jonathan
>> Applied to the togreg branch of iio.git.  As ever, pushed out first as
>> testing for the autobuilders to play with it.
> Oops, had forgotten these were waiting on a tested-by from Dmitry.
> Backed out again for now.
> 
> Sorry about that.
> 
Dmitry, any timescale for when you might get a chance to test this series?

Jonathan
> Jonathan
>>
>> Thanks,
>>
>> Jonathan
>>>> ---
>>>> Hope you don't mind too much, that I inserted an extra tab in the whole
>>>> block rather than messing up style and cleaning it up later.
>>>>
>>>>  drivers/iio/dac/m62332.c | 18 +++++++++---------
>>>>  1 file changed, 9 insertions(+), 9 deletions(-)
>>>>
>>>> diff --git a/drivers/iio/dac/m62332.c b/drivers/iio/dac/m62332.c
>>>> index c23d7fa889ee..cffc0630ed32 100644
>>>> --- a/drivers/iio/dac/m62332.c
>>>> +++ b/drivers/iio/dac/m62332.c
>>>> @@ -173,15 +173,15 @@ static const struct iio_info m62332_info = {
>>>>  	.driver_module = THIS_MODULE,
>>>>  };
>>>>  
>>>> -#define M62332_CHANNEL(chan) {				\
>>>> -	.type = IIO_VOLTAGE,				\
>>>> -	.indexed = 1,					\
>>>> -	.output = 1,					\
>>>> -	.channel = (chan),				\
>>>> -	.datasheet_name = "CH" #chan,			\
>>>> -	.info_mask_separate = BIT(IIO_CHAN_INFO_RAW) |	\
>>>> -		BIT(IIO_CHAN_INFO_SCALE) |		\
>>>> -		BIT(IIO_CHAN_INFO_OFFSET),		\
>>>> +#define M62332_CHANNEL(chan) {					\
>>>> +	.type = IIO_VOLTAGE,					\
>>>> +	.indexed = 1,						\
>>>> +	.output = 1,						\
>>>> +	.channel = (chan),					\
>>>> +	.datasheet_name = "CH" #chan,				\
>>>> +	.info_mask_separate = BIT(IIO_CHAN_INFO_RAW),		\
>>>> +	.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE) |	\
>>>> +				    BIT(IIO_CHAN_INFO_OFFSET),	\
>>>>  }
>>>>  
>>>>  static const struct iio_chan_spec m62332_channels[M62332_CHANNELS] = {
>>>>
>>>
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