From: "Shevchenko, Andriy" <andriy.shevchenko@intel.com>
To: Lars-Peter Clausen <lars@metafoo.de>,
Linus Walleij <linus.walleij@linaro.org>
Cc: "N, Pandith" <pandith.n@intel.com>,
"linux-iio@vger.kernel.org" <linux-iio@vger.kernel.org>,
"vilhelm.gray@gmail.com" <vilhelm.gray@gmail.com>,
"jic23@kernel.org" <jic23@kernel.org>,
"Hall, Christopher S" <christopher.s.hall@intel.com>,
"Sangannavar,
Mallikarjunappa" <mallikarjunappa.sangannavar@intel.com>,
"D, Lakshmi Sowjanya" <lakshmi.sowjanya.d@intel.com>,
"T R, Thejesh Reddy" <thejesh.reddy.t.r@intel.com>
Subject: Re: Intel Timed-IO driver in IIO/Counter subsystem
Date: Fri, 17 Jun 2022 12:51:19 +0300 [thread overview]
Message-ID: <YqxOl8W2yzp9CcBP@smile.fi.intel.com> (raw)
In-Reply-To: <44170bf8-5777-e30b-b74d-a6835b1937e2@metafoo.de>
On Fri, Jun 17, 2022 at 09:22:09AM +0200, Lars-Peter Clausen wrote:
> On 6/17/22 08:37, N, Pandith wrote:
> > Hi,
> >
> > We have a Intel Timed IO peripheral with following functionalities :
> >
> > 1. Event capture capability - Captures event count and timestamp.
> > 2. Pulse generation - periodic or single event generation.
> > 3. Return cross-timestamp on request.
> >
> > Timed IO device is being used in various Industrial use cases such as : time capture, synchronization, fan speed calculation etc.
> >
> > IIO or counter subsystem seems to be suitable for timed-io driver.
> >
> > Is it favourable to implement as part of IIO or counter subsystem ? Wanted to know your feedback.
>
> That sounds like a mix of a counter and PPS device. Have you looked at the
> PPS subsystem[1]?
The newly HTE subsystem was proposed by Linus W. to be used for this case.
> [1] https://www.kernel.org/doc/html/latest/driver-api/pps.html
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2022-06-17 9:51 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-17 6:37 Intel Timed-IO driver in IIO/Counter subsystem N, Pandith
2022-06-17 7:22 ` Lars-Peter Clausen
2022-06-17 9:51 ` Shevchenko, Andriy [this message]
2022-06-17 11:39 ` Linus Walleij
2022-06-18 2:01 ` Hall, Christopher S
2022-06-23 12:21 ` Linus Walleij
2022-07-05 3:16 ` Kent Gibson
2022-07-06 5:52 ` Hall, Christopher S
2022-07-06 23:05 ` Linus Walleij
2022-07-07 3:21 ` Kent Gibson
2022-06-17 14:03 ` William Breathitt Gray
2022-06-17 17:15 ` Jonathan Cameron
2022-06-18 1:01 ` Hall, Christopher S
2022-06-21 13:58 ` William Breathitt Gray
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