From: Marek Behun <marek.behun@nic.cz>
To: Andrew Lunn <andrew@lunn.ch>
Cc: "Pavel Machek" <pavel@ucw.cz>,
netdev@vger.kernel.org, linux-leds@vger.kernel.org,
jacek.anaszewski@gmail.com, "Dan Murphy" <dmurphy@ti.com>,
"Ondřej Jirman" <megous@megous.com>,
"Russell King" <linux@armlinux.org.uk>,
"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
"Gregory Clement" <gregory.clement@bootlin.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH RFC leds + net-next v3 2/2] net: phy: marvell: add support for PHY LEDs via LED class
Date: Sat, 25 Jul 2020 19:39:50 +0200 [thread overview]
Message-ID: <20200725193950.20cc9732@nic.cz> (raw)
In-Reply-To: <20200725150342.GG1472201@lunn.ch>
On Sat, 25 Jul 2020 17:03:42 +0200
Andrew Lunn <andrew@lunn.ch> wrote:
> Does hi-z mean off? In the implementation i did, i did not list off
> and on as triggers. I instead used them for untriggered
> brightness. That allowed the software triggers to work, so i had the
> PHY blinking the heartbeat etc. But i had to make it optional, since a
> quick survey of datasheets suggested not all PHYs support simple
> on/off control.
I don't actually know what hi-z means, but enabling it disabled the LED.
But there is another register value for OFF...
> Something beyond the scope of this patchset is implementing etHool -p
>
> -p --identify
> Initiates adapter-specific action intended to enable an operator to
> easily identify the adapter by sight. Typically this involves blink‐
> ing one or more LEDs on the specific network port.
>
> If we have software controlled on/off, then a software trigger seems
> like i good way to do this.
I'll look into this.
Marek
next prev parent reply other threads:[~2020-07-25 17:40 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-24 16:46 [PATCH RFC leds + net-next v3 0/2] Add support for LEDs on Marvell PHYs Marek Behún
2020-07-24 16:46 ` [PATCH RFC leds + net-next v3 1/2] net: phy: add API for LEDs controlled by PHY HW Marek Behún
2020-07-25 9:21 ` Pavel Machek
2020-07-25 9:37 ` Marek Behun
2020-07-25 16:22 ` Andrew Lunn
2020-07-24 16:46 ` [PATCH RFC leds + net-next v3 2/2] net: phy: marvell: add support for PHY LEDs via LED class Marek Behún
2020-07-25 9:23 ` Pavel Machek
2020-07-25 9:34 ` Marek Behun
2020-07-25 15:03 ` Andrew Lunn
2020-07-25 17:39 ` Marek Behun [this message]
2020-07-25 17:47 ` Andrew Lunn
2020-07-25 17:23 ` Andrew Lunn
2020-07-25 18:02 ` Marek Behun
2020-07-25 18:23 ` Andrew Lunn
2020-07-25 18:48 ` Andrew Lunn
2020-07-25 20:58 ` Marek Behun
2020-08-07 9:11 ` Pavel Machek
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