Re: [PATCH v3 3/3] hwmon: ina238: add update_interval_us attribute

[sashiko-bot@kernel.org]

> From: Ferdinand Schwenk <ferdinand.schwenk@advastore.com>
> 
> The INA238 family supports eight conversion time steps from 50 us to
> 4120 us (SQ52206: 66 us to 8230 us). At the millisecond granularity of
> update_interval, the four shortest steps (50, 84, 150, 280 us) all
> round to the same value and cannot be individually selected.
> 
> Add support for the generic update_interval_us attribute, which reports
> and programs the same ADC cycle time as update_interval but in
> microseconds, giving userspace full access to all conversion time steps.
> 
> Both attributes reflect the total cycle time including the active
> averaging count: the reported value is the raw conversion time
> multiplied by the number of averaged samples, and writes apply the
> inverse mapping.
> 
> Signed-off-by: Ferdinand Schwenk <ferdinand.schwenk@advastore.com>

Sashiko has reviewed this patch and found no issues. It looks great!

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Sashiko AI review · https://sashiko.dev/#/patchset/20260609-hwmon-ina238-update-interval-us-v2-v3-0-016b55567950@advastore.com?part=3