linux-kernel - /sys rules Re: [RFC PATCH] fpga: Introduce new fpga subsystem

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Message-ID: <20130919125237.GA7125@amd.pavel.ucw.cz>
Date:	Thu, 19 Sep 2013 14:52:37 +0200
From:	Pavel Machek <pavel@...x.de>
To:	Michal Simek <monstr@...str.eu>, Greg KH <greg@...ah.com>
Cc:	Alan Tull <atull@...era.com>,
	Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
	Jason Cooper <jason@...edaemon.net>,
	Michal Simek <michal.simek@...inx.com>,
	linux-kernel@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Dinh Nguyen <dinguyen@...era.com>,
	Philip Balister <philip@...ister.org>,
	Alessandro Rubini <rubini@...dd.com>,
	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Cesar Eduardo Barros <cesarb@...arb.net>,
	Joe Perches <joe@...ches.com>,
	"David S. Miller" <davem@...emloft.net>,
	Stephen Warren <swarren@...dia.com>,
	Arnd Bergmann <arnd@...db.de>,
	David Brown <davidb@...eaurora.org>,
	Dom Cobley <popcornmix@...il.com>
Subject: /sys rules Re: [RFC PATCH] fpga: Introduce new fpga subsystem

On Thu 2013-09-19 13:22:00, Michal Simek wrote:
> On 09/19/2013 01:17 PM, Pavel Machek wrote:

> >> Status is just there and for my zynq devcfg driver I do export some status
> >> bits.
> >>
> >> root@...alinux:~# cat /sys/class/fpga/fpga0/status
> >> partial_bitstream_status: 0
> >> prog_done_status: 1
> >> dbg_lock_status: 0
> >> seu_lock_status: 0
> >> aes_en_lock_status: 0
> >> aes_status: 0
> >> seu_status: 0
> >> spniden_status: 1
> >> spiden_status: 1
> >> niden_status: 1
> >> dbgen_status: 1
> >> dap_en_status: 7
> > 
> > This is single file? If so, it needs to be changed. Greg is rather
> > clear about that.
> 
> Don't you have a link to these rules? I have seen any paragraph from Greg
> about it but I forget where was it.

"one value per file" and "there must be documentation in
Documentation/ for each file" are the rules, iirc.

There's Documentation/sysfs-rules.txt, but it does not seem too
relevant.

Thanks,
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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