Thread (67 messages) 67 messages, 5 authors, 2012-09-12

Re: [PATCH can-next v6] can: add tx/rx LED trigger support

From: Kurt Van Dijck <hidden>
Date: 2012-09-06 10:33:13
Also in: lkml

On Tue, Sep 04, 2012 at 10:15:53PM +0200, Fabio Baltieri wrote:
On Tue, Sep 04, 2012 at 09:11:28AM +0200, Kurt Van Dijck wrote:
quoted
On Mon, Sep 03, 2012 at 10:54:49PM +0200, Oliver Hartkopp wrote:
quoted
On 03.09.2012 20:29, Fabio Baltieri wrote:
[...]
quoted
quoted
The name of the device can only be changed when the interface is down.
Is it possible to put some scripting around it to detach and attach the leds
to the interfaces on ifup/ifdown triggers?
Are the led triggers available for using while the netdev is down then?
Sure!  On embedded systems triggers are usually attached to actual LEDs
at probe time using default_trigger field of struct led_classdev, and
that can be specified both in machine files or in device tree.
I also think that led triggers should be available.
I asked the question because detach & attach leds to interfaces would
indeed break that.

btw, I tried to send a patch tuesday (my first $ git send-email) using
netdev notifiers: did you receive it, and what do you think of it?

Kurt
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