From: Simon Horman <simon.horman@corigine.com>
To: Christian Marangi <ansuelsmth@gmail.com>
Cc: Pavel Machek <pavel@ucw.cz>, Lee Jones <lee@kernel.org>,
Andrew Lunn <andrew@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Yang Li <yang.lee@linux.alibaba.com>,
linux-leds@vger.kernel.org, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org
Subject: Re: [net-next PATCH v4 0/3] leds: trigger: netdev: add additional modes
Date: Mon, 19 Jun 2023 22:27:05 +0200 [thread overview]
Message-ID: <ZJC6GaZO7DgdMmIv@corigine.com> (raw)
In-Reply-To: <20230617115355.22868-1-ansuelsmth@gmail.com>
On Sat, Jun 17, 2023 at 01:53:52PM +0200, Christian Marangi wrote:
> This is a continue of [1]. It was decided to take a more gradual
> approach to implement LEDs support for switch and phy starting with
> basic support and then implementing the hw control part when we have all
> the prereq done.
>
> This should be the final part for the netdev trigger.
> I added net-next tag and added netdev mailing list since I was informed
> that this should be merged with netdev branch.
>
> We collect some info around and we found a good set of modes that are
> common in almost all the PHY and Switch.
>
> These modes are:
> - Modes for dedicated link speed(10, 100, 1000 mbps). Additional mode
> can be added later following this example.
> - Modes for half and full duplex.
>
> The original idea was to add hw control only modes.
> While the concept makes sense in practice it would results in lots of
> additional code and extra check to make sure we are setting correct modes.
>
> With the suggestion from Andrew it was pointed out that using the ethtool
> APIs we can actually get the current link speed and duplex and this
> effectively removed the problem of having hw control only modes since we
> can fallback to software.
>
> Since these modes are supported by software, we can skip providing an
> user for this in the LED driver to support hw control for these new modes
> (that will come right after this is merged) and prevent this to be another
> multi subsystem series.
>
> For link speed and duplex we use ethtool APIs.
>
> To call ethtool APIs, rtnl lock is needed but this can be skipped on
> handling netdev events as the lock is already held.
>
> [1] https://lore.kernel.org/lkml/20230216013230.22978-1-ansuelsmth@gmail.com/
Hi Christian,
I am sorry if I am missing something obvious here,
but this series does not appear to apply on top of net-next.
Please consider rebasing and reposting.
As you probably know, you can include the reviewed-by tags
provided by Andrew for this posting, unless there are
substantial changes.
--
pw-bot: changes-requested
next prev parent reply other threads:[~2023-06-19 20:27 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-17 11:53 [net-next PATCH v4 0/3] leds: trigger: netdev: add additional modes Christian Marangi
2023-06-17 11:53 ` [net-next PATCH v4 1/3] leds: trigger: netdev: add additional specific link speed mode Christian Marangi
2023-06-17 11:53 ` [net-next PATCH v4 2/3] leds: trigger: netdev: add additional specific link duplex mode Christian Marangi
2023-06-18 20:10 ` Andrew Lunn
2023-06-17 11:53 ` [net-next PATCH v4 3/3] leds: trigger: netdev: expose hw_control status via sysfs Christian Marangi
2023-06-18 20:15 ` Andrew Lunn
2023-06-19 10:40 ` [net-next PATCH v4 0/3] leds: trigger: netdev: add additional modes Lee Jones
2023-06-19 13:34 ` Andrew Lunn
2023-06-20 10:26 ` Lee Jones
2023-06-20 13:59 ` Andrew Lunn
2023-06-21 14:56 ` Lee Jones
2023-06-19 20:27 ` Simon Horman [this message]
2023-06-19 20:48 ` Christian Marangi
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