netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Richard Cochran <richardcochran@gmail.com>
To: Vladimir Oltean <olteanv@gmail.com>
Cc: Martin Kaistra <martin.kaistra@linutronix.de>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Andrew Lunn <andrew@lunn.ch>,
	Vivien Didelot <vivien.didelot@gmail.com>,
	Kurt Kanzenbach <kurt@linutronix.de>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	John Stultz <john.stultz@linaro.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Stephen Boyd <sboyd@kernel.org>,
	Russell King <linux@armlinux.org.uk>,
	Marc Kleine-Budde <mkl@pengutronix.de>,
	linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH 7/7] net: dsa: b53: Expose PTP timestamping ioctls to userspace
Date: Fri, 5 Nov 2021 17:18:04 -0700	[thread overview]
Message-ID: <20211106001804.GA24062@hoboy.vegasvil.org> (raw)
In-Reply-To: <20211105142833.nv56zd5bqrkyjepd@skbuf>

On Fri, Nov 05, 2021 at 04:28:33PM +0200, Vladimir Oltean wrote:
> What is the expected convention exactly? There are other drivers that
> downgrade the user application's request to what they support, and at
> least ptp4l does not error out, it just prints a warning.

Drivers may upgrade, but they may not downgrade.

Which drivers downgrade?  We need to fix those buggy drivers.

Thanks,
Richard

  parent reply	other threads:[~2021-11-06  0:18 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-04 13:31 [PATCH 0/7] Add PTP support for BCM53128 switch Martin Kaistra
2021-11-04 13:31 ` [PATCH 1/7] net: dsa: b53: Add BroadSync HD register definitions Martin Kaistra
2021-11-06  2:29   ` Florian Fainelli
2021-11-04 13:31 ` [PATCH 2/7] net: dsa: b53: Move struct b53_device to include/linux/dsa/b53.h Martin Kaistra
2021-11-04 13:31 ` [PATCH 3/7] timecounter: allow for non-power of two overflow Martin Kaistra
2021-11-04 13:31 ` [PATCH 4/7] net: dsa: b53: Add PHC clock support Martin Kaistra
2021-11-04 17:28   ` Richard Cochran
2021-11-04 17:49     ` Richard Cochran
2021-11-06  2:32   ` Florian Fainelli
2021-11-08 15:00     ` Martin Kaistra
2021-11-04 13:31 ` [PATCH 5/7] net: dsa: b53: Add logic for RX timestamping Martin Kaistra
2021-11-06  2:36   ` Florian Fainelli
2021-11-04 13:32 ` [PATCH 6/7] net: dsa: b53: Add logic for TX timestamping Martin Kaistra
2021-11-06  2:50   ` Florian Fainelli
2021-11-08  9:57     ` Martin Kaistra
2021-11-04 13:32 ` [PATCH 7/7] net: dsa: b53: Expose PTP timestamping ioctls to userspace Martin Kaistra
2021-11-04 17:42   ` Richard Cochran
2021-11-05 13:38     ` Martin Kaistra
2021-11-05 14:13       ` Richard Cochran
2021-11-05 14:14         ` Richard Cochran
2021-11-05 14:28         ` Vladimir Oltean
2021-11-05 15:09           ` Jakub Kicinski
2021-11-05 17:25             ` Vladimir Oltean
2021-11-06  0:18           ` Richard Cochran [this message]
2021-11-06  0:36             ` Vladimir Oltean
2021-11-07 14:05               ` Richard Cochran
2021-11-07 14:27                 ` Vladimir Oltean
2021-11-08 14:48                   ` Richard Cochran
2021-11-25 17:05                     ` Vladimir Oltean
2021-11-26  8:42                       ` Kurt Kanzenbach
2021-11-26 16:31                         ` Richard Cochran
2021-11-26 16:42                           ` Vladimir Oltean
2021-11-26 17:03                             ` Richard Cochran
2021-11-26 17:18                               ` Vladimir Oltean
2021-11-04 17:29 ` [PATCH 0/7] Add PTP support for BCM53128 switch Jakub Kicinski
2021-11-05 13:08   ` Martin Kaistra

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20211106001804.GA24062@hoboy.vegasvil.org \
    --to=richardcochran@gmail.com \
    --cc=andrew@lunn.ch \
    --cc=davem@davemloft.net \
    --cc=f.fainelli@gmail.com \
    --cc=john.stultz@linaro.org \
    --cc=kuba@kernel.org \
    --cc=kurt@linutronix.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@armlinux.org.uk \
    --cc=martin.kaistra@linutronix.de \
    --cc=mkl@pengutronix.de \
    --cc=netdev@vger.kernel.org \
    --cc=olteanv@gmail.com \
    --cc=sboyd@kernel.org \
    --cc=tglx@linutronix.de \
    --cc=vivien.didelot@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).