[PATCH 0/9] hwmon: Add and use helper hwmon_visible_0444

[Heiner Kallweit]

On 10.10.2024 00:19, Guenter Roeck wrote:
> On 10/9/24 13:02, Heiner Kallweit wrote:
>> Several drivers simply return 0444 in their is_visible callback.
>> Add a helper in hwmon core for this use case to avoid code duplication.
>>
>> There are more drivers outside drivers/hwmon which would benefit
>> from this helper as well.
>>
>> Heiner Kallweit (9):
>>    hwmon: Add helper hwmon_visible_0444
>>    hwmon: i5500_temp: Use new helper hwmon_visible_0444
>>    hwmon: surface_fan: Use new helper hwmon_visible_0444
>>    hwmon: sl28cpld: Use new helper hwmon_visible_0444
>>    hwmon: gsc: Use new helper hwmon_visible_0444
>>    hwmon: powerz: Use new helper hwmon_visible_0444
>>    hwmon: raspberrypi: Use new helper hwmon_visible_0444
>>    hwmon: intel-m10-bmc: Use new helper hwmon_visible_0444
>>    hwmon: nzxt-kraken2: Use new helper hwmon_visible_0444
>>
>>   drivers/hwmon/gsc-hwmon.c           |  9 +--------
>>   drivers/hwmon/hwmon.c               |  7 +++++++
>>   drivers/hwmon/i5500_temp.c          |  8 +-------
>>   drivers/hwmon/intel-m10-bmc-hwmon.c |  9 +--------
>>   drivers/hwmon/nzxt-kraken2.c        |  9 +--------
>>   drivers/hwmon/powerz.c              |  8 +-------
>>   drivers/hwmon/raspberrypi-hwmon.c   |  8 +-------
>>   drivers/hwmon/sl28cpld-hwmon.c      |  9 +--------
>>   drivers/hwmon/surface_fan.c         | 10 +---------
>>   include/linux/hwmon.h               |  2 ++
>>   10 files changed, 17 insertions(+), 62 deletions(-)
>>
> 
> I really don't want to add such hwmon-specific but at the same time
> generic helpers. If such a helper is made available in the core kernel,
> I'll be happy to accept patches using it, but otherwise please refrain
> from submitting such patch series.
> 
What would you consider a suited place, drivers/base or fs/sysfs or lib or .. ?
For enum hwmon_sensor_types we have to include linux/hwmon.h. None of these
places has any hwmon code, and I would expect concerns if generic core code
includes subsystem headers.

> Thanks,
> Guenter
>