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Message-ID: <BY5PR02MB6916FC7B87BAF6C433380068A98B9@BY5PR02MB6916.namprd02.prod.outlook.com>
Date:   Fri, 12 Feb 2021 11:39:16 +0000
From:   Anand Ashok Dumbre <ANANDASH@...inx.com>
To:     Lars-Peter Clausen <lars@...afoo.de>,
        Jonathan Cameron <jic23@...nel.org>,
        "knaack.h@....de" <knaack.h@....de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Michal Simek <michals@...inx.com>,
        "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: Adding custom functional callbacks to IIO driver

Thanks a lot I will go through it. 

> -----Original Message-----
> From: Lars-Peter Clausen <lars@...afoo.de>
> Sent: Friday 12 February 2021 5:06 PM
> To: Anand Ashok Dumbre <ANANDASH@...inx.com>; Jonathan Cameron
> <jic23@...nel.org>; knaack.h@....de; Peter Meerwald-Stadler
> <pmeerw@...erw.net>; Michal Simek <michals@...inx.com>; linux-
> iio@...r.kernel.org; linux-arm-kernel@...ts.infradead.org; linux-
> kernel@...r.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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