From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Bob Smith <bsmith@linuxtoys.org>
Cc: Arnd Bergmann <arnd@arndb.de>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 001/001] CHAR DRIVERS: a simple device to give daemons a /sys-like interface
Date: Fri, 9 Aug 2013 14:52:31 -0700 [thread overview]
Message-ID: <20130809215231.GA21756@kroah.com> (raw)
In-Reply-To: <52040C3A.9090708@linuxtoys.org>
On Thu, Aug 08, 2013 at 02:23:06PM -0700, Bob Smith wrote:
> Greg Kroah-Hartman wrote:>
> > You are mixing protocols and bindings and system calls up it seems.
> > They are not the same at all.
>
> > How can you control a robot with this code?
> > What do you want to do in order to control your robot? What are your
> > needs in accessing the hardware? What hardware are you wanting to
> > control? And why can't you just access that hardware through the normal
> > kernel apis we have today?
>
>
> Greg
> I'll reply again to this message but for now let me try
> another explanation that does not mention sysfs, procfs, or
> device drivers. This is probably how I should have started.
I fail to understand how you will use this code to write a "userspace
device driver" at all.
still confused,
greg k-h
next prev parent reply other threads:[~2013-08-09 21:52 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <51FC5478.40500@linuxtoys.org>
2013-08-03 1:19 ` [PATCH 001/001] CHAR DRIVERS: a simple device to give daemons a /sys-like interface Bob Smith
2013-08-03 1:56 ` Joe Perches
2013-08-03 2:35 ` Greg Kroah-Hartman
2013-08-03 18:12 ` Bob Smith
2013-08-03 22:38 ` Greg Kroah-Hartman
2013-08-04 21:54 ` Bob Smith
2013-08-04 23:19 ` Greg Kroah-Hartman
2013-08-05 23:46 ` Bob Smith
2013-08-06 9:46 ` Greg Kroah-Hartman
2013-08-07 19:02 ` Bob Smith
2013-08-07 19:27 ` Greg Kroah-Hartman
2013-08-07 19:39 ` Bob Smith
2013-08-07 19:51 ` Greg Kroah-Hartman
2013-08-07 19:54 ` Greg Kroah-Hartman
2013-08-07 21:04 ` Bob Smith
2013-08-07 21:33 ` Greg Kroah-Hartman
2013-08-08 21:23 ` Bob Smith
2013-08-09 21:52 ` Greg Kroah-Hartman [this message]
2013-08-09 22:20 ` Bob Smith
2013-08-09 22:14 ` Bob Smith
2013-08-09 23:01 ` Greg Kroah-Hartman
2013-08-09 23:35 ` Bob Smith
2013-08-09 23:46 ` Greg Kroah-Hartman
2013-08-10 20:08 ` Bob Smith
2013-08-10 20:29 ` richard -rw- weinberger
2013-08-10 20:49 ` Bob Smith
2013-08-10 21:43 ` Arnd Bergmann
2013-08-10 22:07 ` Bob Smith
2013-08-13 20:15 ` Arnd Bergmann
2013-08-07 21:28 ` Bob Smith
2013-08-07 21:40 ` Greg Kroah-Hartman
2013-08-07 21:53 ` Bob Smith
2013-08-09 21:54 ` Greg Kroah-Hartman
2013-08-09 22:51 ` Bob Smith
2013-08-09 23:04 ` Greg Kroah-Hartman
2013-08-07 21:38 ` Bob Smith
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