From: Jonathan Richardson <jonathar@broadcom.com>
To: Richard Cochran <richardcochran@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
Darren Edamura <dedamura@broadcom.com>,
One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk>,
Scott Branden <sbranden@broadcom.com>,
Pawel Moll <pawel.moll@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Ray Jui <rjui@broadcom.com>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
Rob Herring <robh+dt@kernel.org>,
<bcm-kernel-feedback-list@broadcom.com>,
Kumar Gala <galak@codeaurora.org>,
Mark Rutland <mark.rutland@arm.com>,
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 2/2] misc: Add initial Digital Timing Engine (DTE) driver for cygnus
Date: Thu, 21 May 2015 10:48:32 -0700 [thread overview]
Message-ID: <555E1A70.90305@broadcom.com> (raw)
In-Reply-To: <20150521063303.GA1558@localhost.localdomain>
On 15-05-20 11:33 PM, Richard Cochran wrote:
> On Wed, May 20, 2015 at 04:38:02PM -0700, Jonathan Richardson wrote:
>>
>> Richard, this design isn't going to work. We need to have both kernel
>> and user space consumers.
>
> But you did not implement even a single kernel consumer.
>
>> We don't want all GPIO's in a common timestamp
>> buffer either, as it presents problems I mentioned previously. Currently
>> the network input is a gpio.
>
> That won't work. Consider what happens when the MAC drops a packet.
>
>> After some discussion here I think we'll
>> have to keep this driver out of the kernel for now.
>
> Fine with me.
We'll keep this discussion and try to figure out the best interface
keeping in mind what you've said as we move further along with it. Not a
wasted discussion. Requirements of this need to be better defined and
thought out also.
Thanks,
Jon
>
> Thanks,
> Richard
>
next prev parent reply other threads:[~2015-05-21 17:49 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-22 23:22 [PATCH 0/2] Add DTE driver for Cygnus Jonathan Richardson
2015-04-22 23:22 ` [PATCH 1/2] misc: Add DT binding for cygnus Digital Timing Engine (DTE) driver Jonathan Richardson
2015-04-22 23:22 ` [PATCH 2/2] misc: Add initial Digital Timing Engine (DTE) driver for cygnus Jonathan Richardson
2015-04-23 8:04 ` Arnd Bergmann
2015-04-23 18:07 ` Jonathan Richardson
2015-05-01 19:01 ` Jonathan Richardson
2015-05-01 19:30 ` One Thousand Gnomes
2015-05-01 19:40 ` Arnd Bergmann
2015-05-08 20:02 ` Jonathan Richardson
2015-05-13 1:03 ` Jonathan Richardson
2015-05-13 12:19 ` Arnd Bergmann
2015-05-13 14:37 ` Richard Cochran
2015-05-13 14:51 ` Richard Cochran
2015-05-13 15:35 ` Richard Cochran
2015-05-13 19:50 ` Jonathan Richardson
2015-05-13 20:27 ` Richard Cochran
2015-05-13 23:25 ` Jonathan Richardson
2015-05-14 11:30 ` Richard Cochran
2015-05-20 23:38 ` Jonathan Richardson
2015-05-21 6:33 ` Richard Cochran
2015-05-21 17:48 ` Jonathan Richardson [this message]
2015-05-13 15:21 ` Richard Cochran
2015-05-13 19:38 ` Jonathan Richardson
2015-05-13 19:42 ` Richard Cochran
2015-05-13 19:39 ` Jonathan Richardson
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