Re: [PATCH] iio: light: apds9960: Fix iio_event_spec structures

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>>                 .type = IIO_EV_TYPE_THRESH,
>>                 .dir = IIO_EV_DIR_RISING,
>> -               .mask_separate = BIT(IIO_EV_INFO_VALUE) |
>> -                       BIT(IIO_EV_INFO_ENABLE),
>> +               .mask_separate = BIT(IIO_EV_INFO_VALUE),
> 
> Probably more concise to use the following, and you won't need to add
> an additional item to the structs.
> 
>    .mask_separate = BIT(IIO_EV_INFO_VALUE),
>    .mask_shared_by_type = BIT(IIO_EV_INFO_ENABLE),
> 

Above is the first thing I tried.

Current implementation:

root@stm32mp1:~# ls -1 /sys/bus/iio/devices/iio:device0/events/
in_intensity_clear_thresh_falling_en
in_intensity_clear_thresh_falling_value
in_intensity_clear_thresh_rising_en
in_intensity_clear_thresh_rising_value

in_proximity_thresh_falling_en
in_proximity_thresh_falling_value
in_proximity_thresh_rising_en
in_proximity_thresh_rising_value


First method (Which you are suggesting):
.mask_separate = BIT(IIO_EV_INFO_VALUE),
.mask_shared_by_type = BIT(IIO_EV_INFO_ENABLE),

root@stm32mp1:~# ls -1 /sys/bus/iio/devices/iio:device0/events/
in_intensity_clear_thresh_falling_value
in_intensity_clear_thresh_rising_value
in_intensity_thresh_falling_en
in_intensity_thresh_rising_en

The above says all channels with with the type IIO_INTENSITY has
the same enable but we require this particular channel (in_intensity_clear)
regardless of direction to have the same enable.
Using mask_shared_by_dir and mask_shared_by_all does not provide the logical
attribute name. 


This patch provides the below:

root@stm32mp1:~# ls -1 /sys/bus/iio/devices/iio:device0/events/
in_intensity_clear_thresh_either_en
in_intensity_clear_thresh_falling_value
in_intensity_clear_thresh_rising_value

in_proximity_thresh_either_en
in_proximity_thresh_falling_value
in_proximity_thresh_rising_value

Verified using iio_event_monitor:

root@stm32mp1:~# ./iio_event_monitor /dev/iio:device0
Event: time: 1647143384807582753, type: proximity, channel: 0, evtype: thresh, direction: either


Regards
Subhajit Ghosh

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