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From: David Lechner <david@lechnology.com>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Richard Purdie <rpurdie@rpsys.net>,
	Jacek Anaszewski <j.anaszewski@samsung.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-leds@vger.kernel.org" <linux-leds@vger.kernel.org>,
	Marcel Holtmann <marcel@holtmann.org>,
	Pavel Machek <pavel@ucw.cz>
Subject: Re: [PATCH v4 1/3] leds: Introduce userspace leds driver
Date: Thu, 22 Sep 2016 11:45:51 -0500	[thread overview]
Message-ID: <c5f17977-c04e-9b12-dd4b-8281f746a42d@lechnology.com> (raw)
In-Reply-To: <CACRpkdZH4aJxbbPOnmvCapPaw78+Wtu8pjpC=oWGJpAvmO+WVw@mail.gmail.com>

On 09/22/2016 08:43 AM, Linus Walleij wrote:
> On Fri, Sep 16, 2016 at 9:16 PM, David Lechner <david@lechnology.com> wrote:
>
>> This driver creates a userspace leds driver similar to uinput.
>
> Just out of curiosity: what is this used for?
> The typical usecase evades me, so I'd really want to know.
>

Several use cases are explained in this thread:
https://lkml.org/lkml/2016/7/25/505


>> +See tools/leds/uledmon.c for an example userspace program.
>
> Where is this program? Not in this patch for sure.
>
> Yours,
> Linus Walleij
>

  parent reply	other threads:[~2016-09-22 16:45 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20160916191750eucas1p2437e0fa04cc99964b79cb774ef482e5a@eucas1p2.samsung.com>
2016-09-16 19:16 ` [PATCH v4 0/3] leds: Introduce userspace leds driver David Lechner
2016-09-16 19:16   ` [PATCH v4 1/3] " David Lechner
2016-09-22 13:43     ` Linus Walleij
2016-09-22 13:44       ` Linus Walleij
2016-09-22 16:45       ` David Lechner [this message]
2016-09-24 12:06       ` Pavel Machek
2016-11-08 11:26     ` Jacek Anaszewski
2016-11-08 19:08       ` David Lechner
2016-11-08 20:29         ` Jacek Anaszewski
2016-11-09  7:05       ` Pavel Machek
2016-11-09  8:44         ` Jacek Anaszewski
2016-09-16 19:16   ` [PATCH v4 2/3] leds: Use macro for max device node name size David Lechner
2016-09-16 19:16   ` [PATCH v4 3/3] tools/leds: Add uledmon program for monitoring userspace LEDs David Lechner
2016-09-20  8:56   ` [PATCH v4 0/3] leds: Introduce userspace leds driver Jacek Anaszewski

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