From: Richard Cochran <richardcochran@gmail.com> To: Jonathan Richardson <jonathar@broadcom.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 08:33:03 +0200 [thread overview] Message-ID: <20150521063303.GA1558@localhost.localdomain> (raw) In-Reply-To: <555D1ADA.8070308@broadcom.com> 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. Thanks, Richard
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From: richardcochran@gmail.com (Richard Cochran) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/2] misc: Add initial Digital Timing Engine (DTE) driver for cygnus Date: Thu, 21 May 2015 08:33:03 +0200 [thread overview] Message-ID: <20150521063303.GA1558@localhost.localdomain> (raw) In-Reply-To: <555D1ADA.8070308@broadcom.com> 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. Thanks, Richard
next prev parent reply other threads:[~2015-05-21 6:33 UTC|newest] Thread overview: 67+ 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 ` Jonathan Richardson 2015-04-22 23:22 ` 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 ` Jonathan Richardson 2015-04-22 23:22 ` Jonathan Richardson 2015-04-22 23:22 ` [PATCH 2/2] misc: Add initial Digital Timing Engine (DTE) driver for cygnus Jonathan Richardson 2015-04-22 23:22 ` Jonathan Richardson 2015-04-22 23:22 ` Jonathan Richardson 2015-04-23 8:04 ` Arnd Bergmann 2015-04-23 8:04 ` Arnd Bergmann 2015-04-23 8:04 ` Arnd Bergmann 2015-04-23 18:07 ` Jonathan Richardson 2015-04-23 18:07 ` Jonathan Richardson 2015-04-23 18:07 ` Jonathan Richardson 2015-05-01 19:01 ` Jonathan Richardson 2015-05-01 19:01 ` Jonathan Richardson 2015-05-01 19:01 ` Jonathan Richardson 2015-05-01 19:30 ` One Thousand Gnomes 2015-05-01 19:30 ` One Thousand Gnomes 2015-05-01 19:30 ` One Thousand Gnomes 2015-05-01 19:40 ` Arnd Bergmann 2015-05-01 19:40 ` Arnd Bergmann 2015-05-08 20:02 ` Jonathan Richardson 2015-05-08 20:02 ` Jonathan Richardson 2015-05-08 20:02 ` Jonathan Richardson 2015-05-13 1:03 ` Jonathan Richardson 2015-05-13 1:03 ` Jonathan Richardson 2015-05-13 1:03 ` Jonathan Richardson 2015-05-13 12:19 ` Arnd Bergmann 2015-05-13 12:19 ` Arnd Bergmann 2015-05-13 14:37 ` Richard Cochran 2015-05-13 14:37 ` Richard Cochran 2015-05-13 14:51 ` Richard Cochran 2015-05-13 14:51 ` Richard Cochran 2015-05-13 15:35 ` Richard Cochran 2015-05-13 15:35 ` Richard Cochran 2015-05-13 19:50 ` Jonathan Richardson 2015-05-13 19:50 ` Jonathan Richardson 2015-05-13 19:50 ` Jonathan Richardson 2015-05-13 20:27 ` Richard Cochran 2015-05-13 20:27 ` Richard Cochran 2015-05-13 23:25 ` Jonathan Richardson 2015-05-13 23:25 ` Jonathan Richardson 2015-05-13 23:25 ` Jonathan Richardson 2015-05-14 11:30 ` Richard Cochran 2015-05-14 11:30 ` Richard Cochran 2015-05-14 11:30 ` Richard Cochran 2015-05-20 23:38 ` Jonathan Richardson 2015-05-20 23:38 ` Jonathan Richardson 2015-05-20 23:38 ` Jonathan Richardson 2015-05-21 6:33 ` Richard Cochran [this message] 2015-05-21 6:33 ` Richard Cochran 2015-05-21 17:48 ` Jonathan Richardson 2015-05-21 17:48 ` Jonathan Richardson 2015-05-21 17:48 ` Jonathan Richardson 2015-05-13 15:21 ` Richard Cochran 2015-05-13 15:21 ` Richard Cochran 2015-05-13 15:21 ` Richard Cochran 2015-05-13 19:38 ` Jonathan Richardson 2015-05-13 19:38 ` Jonathan Richardson 2015-05-13 19:38 ` Jonathan Richardson 2015-05-13 19:42 ` Richard Cochran 2015-05-13 19:42 ` Richard Cochran 2015-05-13 19:39 ` Jonathan Richardson 2015-05-13 19:39 ` Jonathan Richardson 2015-05-13 19:39 ` Jonathan Richardson
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