Re: [PATCH v4 4/4] tty: implement led triggers

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On Mon, May 14, 2018 at 09:50:20PM +0200, Jacek Anaszewski wrote:

> There is no ready solution for tty, but it can be implemented with
> not so big effort. I don't know what exactly Pavel had on mind,
> but I myself see now, that the better approach would be a new
> ledtrig-ttydev driver, that would expose three sysfs files: tty_id,
> rx, tx. It would also expose the API like e.g.:
> 
> ttydev_trig_notify(int tty_id, bool rx)

There is no unique integer tty_id; consider ttyS0 and ttyUSB0 for
example. So this would not work as it stands.

Johan
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