Re: [PATCH v2 0/4] iio: introduce devm_ API for hid sensro setup and cleanup

[Jonathan Cameron <jic23@kernel.org>]

On Fri, 01 May 2026 04:53:38 -0700
srinivas pandruvada <srinivas.pandruvada@linux.intel.com> wrote:

> + Lixu
> 
> On Wed, 2026-04-29 at 23:29 +0530, Sanjay Chitroda wrote:
> > From: Sanjay Chitroda <sanjayembeddedse@gmail.com>
> > 
> > Key highlights:
> > - Prepare change as pre-requisite for devm conversion for HID IIO
> >   drivers by removing redundant argument
> > - Add devm API to setup trigger and clenaup resource using
> >   devm_add_action_or_reset()
> > - few sample driver update using devm conversion to auto release
> > resource
> >   
> 
> devm_* calls are fine but needs tests particularly when forces ISH PCI
> drivers unbind, while iio-sensor-proxy has open sessions.
> 
> Lixu, Please check.
Hold off perhaps until we have a v3 with fixes for the existing devm
calls against wrong struct device.

Thanks,

Jonathan

> 
> Thanks,
> Srinivas
> 
> 
> 
> > changes in v2:
> > - Following input from Jonathan and Andy, squash initial patch v1
> >   series in single change as individual change should not break
> > anything
> > - Add devm API support and two driver using the same
> > - v1 series ->
> > https://lore.kernel.org/all/20260428071613.1134053-1-sanjayembedded@gmail.com/
> > 
> > Testing:
> >   - Compiled with W=1
> >   - Build-tested on QEMU x86_64
> > 
> > Based on further feedback and reviews, I would extend this series to
> > convert all HID IIO driver to use devm_* API.
> > 
> > Thanks,
> > Sanjay Chitroda
> > 
> > Sanjay Chitroda (4):
> >   iio: hid-sensors: drop redundant iio_dev argument
> >   iio: hid-sensors: introduce device managed API
> >   iio: gyro: drop hid_sensor_remove_trigger() using devm API
> >   iio: humidity: drop hid_sensor_remove_trigger() using devm API
> > 
> >  drivers/iio/accel/hid-sensor-accel-3d.c       |  4 +--
> >  .../common/hid-sensors/hid-sensor-trigger.c   | 27
> > +++++++++++++++++--
> >  .../common/hid-sensors/hid-sensor-trigger.h   |  5 ++--
> >  drivers/iio/gyro/hid-sensor-gyro-3d.c         | 10 +++----
> >  drivers/iio/humidity/hid-sensor-humidity.c    | 10 +++----
> >  drivers/iio/light/hid-sensor-als.c            |  4 +--
> >  drivers/iio/light/hid-sensor-prox.c           |  4 +--
> >  drivers/iio/magnetometer/hid-sensor-magn-3d.c |  4 +--
> >  drivers/iio/orientation/hid-sensor-incl-3d.c  |  4 +--
> >  drivers/iio/orientation/hid-sensor-rotation.c |  4 +--
> >  .../position/hid-sensor-custom-intel-hinge.c  |  4 +--
> >  drivers/iio/pressure/hid-sensor-press.c       |  4 +--
> >  .../iio/temperature/hid-sensor-temperature.c  |  4 +--
> >  13 files changed, 52 insertions(+), 36 deletions(-)
> > 
> > 
> > base-commit: eade2b843d9b1f668fc1775f15611bb0a1999cd9