From: Pavel Machek <pavel@ucw.cz>
To: "Ooi, Joyce" <joyce.ooi@intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-kernel@vger.kernel.org,
Ong Hean Loong <hean.loong.ong@intel.com>,
Yves Vandervennet <yves.vandervennet@intel.com>
Subject: Re: [PATCH] drivers/misc: Add Intel interrupt latency counter driver
Date: Thu, 22 Mar 2018 00:08:04 +0100 [thread overview]
Message-ID: <20180321230804.GA6668@amd> (raw)
In-Reply-To: <1521026710-24811-1-git-send-email-joyce.ooi@intel.com>
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On Wed 2018-03-14 19:25:10, Ooi, Joyce wrote:
> Adding Intel interrupt latency counter driver support. This driver works
> together with the Intel interrupt latency driver soft IP to measure the
> time from the interrupt being asserted to the execution of the interrupt
> service routine. This driver and soft ip supports for both edge and level
> interrupt.
> Signed-off-by: Ooi, Joyce <joyce.ooi@intel.com>
> ---
> .../misc/intel-interrupt-latency-counter.txt | 49 ++++
> drivers/misc/intel_ilc.c | 299 ++++++++++++++++++++
Should this go near "perf" somewhere?
> +++ b/Documentation/devicetree/bindings/misc/intel-interrupt-latency-counter.txt
> @@ -0,0 +1,49 @@
> +Intel Interrupt Latency Counter soft IP
> +Intel Interrupt Latency Counter IP core driver provides a sysfs interface
> +for user to obtain interrupt latency values from Intel Interrupt Latency
> +Counter soft IP.
Needs to be sent to devicetree people.
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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prev parent reply other threads:[~2018-03-21 23:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-14 11:25 [PATCH] drivers/misc: Add Intel interrupt latency counter driver Ooi, Joyce
2018-03-14 11:54 ` Greg Kroah-Hartman
2018-03-21 23:08 ` Pavel Machek [this message]
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