Re: [patch/rfc 2.6.25-git] gpio: sysfs interface

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To: David Brownell <david-b@...>

Cc: Pavel Machek <pavel@...>, Andrew Morton <akpm@...>, lkml <linux-kernel@...>, Trent Piepho <tpiepho@...>, hartleys <hartleys@...>, Mike Frysinger <vapier.adi@...>, Bryan Wu <cooloney@...>

Subject: Re: [patch/rfc 2.6.25-git] gpio: sysfs interface

Date: Sunday, May 18, 2008 - 12:55 am

On Sat, 2008-05-17 at 15:14 -0700, David Brownell wrote:
quoted text> On Friday 02 May 2008, Pavel Machek wrote:
> > What about mkdir gpio-N to export it?
> 
> Ugh.  That would create way more complication than I want
> to see here.  I thought about that early on, and decided
> that was Not The Way To Go.

I have a userspace gpio interface which uses /dev and configfs.  The
configfs side was really nice (and used mkdir, as configfs does) but I
wasn't a fan of needing udev..  On balance, I like the all-in-one sysfs
way more.

quoted text> 
> - Dave
> 
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Messages in current thread:

[patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Mon Apr 28, 3:39 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Trent Piepho, (Mon Apr 28, 7:09 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Ben Nizette, (Mon Apr 28, 8:47 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Mon Apr 28, 8:45 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Trent Piepho, (Tue Apr 29, 1:48 am)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Ben Nizette, (Tue Apr 29, 8:35 am)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Tue Apr 29, 5:55 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Ben Nizette, (Tue Apr 29, 7:29 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Tue Apr 29, 9:04 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Ben Nizette, (Tue Apr 29, 10:08 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Wed Apr 30, 1:42 pm)

[patch/rfc 2.6.25-git v2] gpio: sysfs interface, David Brownell, (Wed Apr 30, 5:34 pm)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, Ben Nizette, (Wed Apr 30, 7:28 pm)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, David Brownell, (Thu May 1, 5:40 pm)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, Trent Piepho, (Wed Apr 30, 6:47 pm)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, David Brownell, (Wed Apr 30, 10:08 pm)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, Trent Piepho, (Wed Apr 30, 11:41 pm)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, David Brownell, (Thu May 1, 12:35 am)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, Trent Piepho, (Thu May 1, 5:16 pm)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, David Brownell, (Fri May 2, 10:58 pm)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, David Brownell, (Fri May 2, 11:05 pm)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, Ben Nizette, (Wed Apr 30, 7:14 pm)

Re: [patch/rfc 2.6.25-git v2] gpio: sysfs interface, David Brownell, (Wed Apr 30, 10:12 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Trent Piepho, (Tue Apr 29, 11:13 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Ben Nizette, (Wed Apr 30, 6:33 am)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Trent Piepho, (Tue Apr 29, 2:15 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Tue Apr 29, 5:56 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Trent Piepho, (Tue Apr 29, 8:49 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Wed Apr 30, 1:49 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Ben Nizette, (Mon Apr 28, 7:01 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Mon Apr 28, 8:44 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Ben Nizette, (Mon Apr 28, 9:58 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Mon Apr 28, 11:44 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Trent Piepho, (Tue Apr 29, 2:17 am)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Tue Apr 29, 6:39 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Ben Nizette, (Tue Apr 29, 12:47 am)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Tue Apr 29, 5:28 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Andrew Morton, (Mon Apr 28, 4:46 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Pavel Machek, (Fri May 2, 4:36 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Sat May 17, 6:14 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Pavel Machek, (Mon May 19, 6:39 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Mon May 19, 9:26 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Pavel Machek, (Tue May 20, 4:02 am)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Ben Nizette, (Sun May 18, 12:55 am)

[patch 2.6.26-rc2-git] gpio: sysfs interface, David Brownell, (Sat May 17, 8:36 pm)

Re: [patch 2.6.26-rc2-git] gpio: sysfs interface, Andrew Morton, (Tue May 20, 3:17 am)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Mon Apr 28, 7:28 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Andrew Morton, (Mon Apr 28, 10:54 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Greg KH, (Mon Apr 28, 11:42 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, David Brownell, (Tue Apr 29, 2:45 pm)

Re: [patch/rfc 2.6.25-git] gpio: sysfs interface, Andrew Morton, (Tue Apr 29, 3:09 pm)

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