Re: [PATCH v2 0/5] scmi: Log client subsystem entity counts

[Alex Tran <alex.tran@oss.qualcomm.com>]

On 5/15/2026 1:29 AM, Sudeep Holla wrote:

> On Thu, May 14, 2026 at 02:23:56PM -0700, Alex Tran wrote:
>> On 5/14/2026 8:44 AM, Jonathan Cameron wrote:
>>
>>> On Wed, 13 May 2026 10:16:53 -0700
>>> Alex Tran <alex.tran@oss.qualcomm.com> wrote:
>>>
>>>> SCMI client drivers do not consistently log the number of supported
>>>> entities discovered from firmware. This information is useful during
>>>> debugging because it shows which domains or resources were exposed by
>>>> firmware during probe.
>>>>
>>>> Add logging of the number of supported entities to the SCMI cpufreq,
>>>> pinctrl, reset, hwmon, and powercap client drivers after a successful
>>>> probe. This aligns these drivers with the existing logging in the SCMI
>>>> power and performance domain drivers.
>>>>
>>>> Signed-off-by: Alex Tran <alex.tran@oss.qualcomm.com>
>>> Hi Alex,
>>>
>>> Just curious but why +CC linux-iio and IIO folk?
>>>
>>> May be you had a false suggestion to add them from get maintainers.
>>> If so be sure to check it's suggestions make sense!
>>>
>>> Not to worry - we can all hit the delete button ;)
>>>
>>> Jonathan
>> Hi Jonathan,
>>
>> Originally, there was another patch in this series to add the same
>> functionality to scmi_iio probe but it was dropped. Apparently running b4
>> prep --auto-to-cc does not prune stale entries from the cover letter. Will
>> manually remove all entries and rerun the command in the future.
>>
> I guessed so, but why was it dropped ? I don't agree to adding them elsewhere
> just curious about why it was dropped in this case.
>
We could not determine whether to log the sensor count provided by SCMI or the number of sensors that were registered in probe since the driver appears to only support 3-axis accel and gyro sensors, skipping the rest.