Adding custom functional callbacks to IIO driver

Anand Ashok Dumbre ANANDASH at xilinx.com
Fri Feb 12 06:39:16 EST 2021


Thanks a lot I will go through it. 

> -----Original Message-----
> From: Lars-Peter Clausen <lars at metafoo.de>
> Sent: Friday 12 February 2021 5:06 PM
> To: Anand Ashok Dumbre <ANANDASH at xilinx.com>; Jonathan Cameron
> <jic23 at kernel.org>; knaack.h at gmx.de; Peter Meerwald-Stadler
> <pmeerw at pmeerw.net>; Michal Simek <michals at xilinx.com>; linux-
> iio at vger.kernel.org; linux-arm-kernel at lists.infradead.org; linux-
> kernel at vger.kernel.org
> Subject: Re: Adding custom functional callbacks to IIO driver
> 
> On 2/12/21 12:07 PM, Anand Ashok Dumbre wrote:
> > Hello,
> >
> > I have an IIO adc driver that measures temperatures and voltages on the
> SOC.
> > There are other kernel modules interested in the temperature and voltage
> event information.
> >
> > Would using a custom callback registration mechanism be advisable?
> > Is there something similar done already in IIO that can be leveraged?
> 
> Hi,
> 
> Have a look at the IIO consumer API that allows other kernel modules to
> subscribe to the output of an IIO device.
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/inclu
> de/linux/iio/consumer.h
> 
> 
> - Lars




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