Re: [PATCH v3 0/2] iio: fix bug with triggers not resuming after sleep

[Jonathan Cameron]

On Wed,  7 Aug 2024 20:56:17 +0200
Denis Benato <benato.denis96@xxxxxxxxx> wrote:

> When a device enters an idle state (for example ASUS RC71L with s2idle)
> and an iio driver has a trigger attached such as iio-trig-hrtimer,
> after resuming the device the trigger is not triggering data acquisition.
> 
> This patch series solves the problem reliably and is well tested after
> many cycles and many reboots.
> 
> Closes: https://lore.kernel.org/all/31d7f7aa-e834-4fd0-a66a-e0ff528425dc@xxxxxxxxx/
> 
> Changelog:
> - V2: patch 2:
>         + Simplify code
>         + Remove unneeded code protections around SET_RUNTIME_PM_OPS()
>         + pm_ptr() to let the compiler drop bmi323_core_pm_ops if !CONFIG_PM
> 
> - V3: patch 1:
> 	+ Add pf->irq=0 that was accidentally left out
Dropped v2 and picked up v3.

Thanks,

Jonathan

> 
> Previous patches obsoleted:
> https://lore.kernel.org/all/20240727123034.5541-1-benato.denis96@xxxxxxxxx/
> https://lore.kernel.org/all/20240725002641.191509-3-benato.denis96@xxxxxxxxx/
> 
> Denis Benato (2):
>   iio: trigger: allow devices to suspend/resume theirs associated
>     trigger
>   iio: bmi323: suspend and resume triggering on relevant pm operations
> 
>  drivers/iio/imu/bmi323/bmi323.h      |  1 +
>  drivers/iio/imu/bmi323/bmi323_core.c | 23 +++++++++++++++++++++++
>  drivers/iio/imu/bmi323/bmi323_i2c.c  |  1 +
>  drivers/iio/imu/bmi323/bmi323_spi.c  |  1 +
>  drivers/iio/industrialio-trigger.c   | 27 +++++++++++++++++++++++++++
>  include/linux/iio/iio.h              | 17 +++++++++++++++++
>  6 files changed, 70 insertions(+)
>