From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
To: Matt Porter <mporter-l0cyMroinI0@public.gmane.org>
Cc: Stephen Warren <swarren-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Vinod Koul <vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
device-tree
<devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>,
Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>,
Dan Williams <djbw-b10kYP2dOMg@public.gmane.org>,
Russell King <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
linux-omap <linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
linux-arm
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>
Subject: Re: [PATCH V6 1/2] of: Add generic device tree DMA helpers
Date: Wed, 19 Sep 2012 14:24:55 +0000 [thread overview]
Message-ID: <201209191424.56086.arnd@arndb.de> (raw)
In-Reply-To: <20120919140705.GB16522@beef>
On Wednesday 19 September 2012, Matt Porter wrote:
> > +Optional properties:
> > +- #dma-channels: Number of DMA channels supported by the controller.
> > +- #dma-requests: Number of DMA requests signals supported by the
> > + controller.
>
> Shouldn't these two optional properties drop the prefix #? By
> convention adopted from the various original OF/ePAPR/etc specs, the
> only properties I would expect to see with this prefix are the
> "*-cells" cell sizes. A quick search indicates this is the case
> throughout all the current bindings.
I always assumed that the # prefix is used to indicate that we are counting
things instead of listing them.
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V6 1/2] of: Add generic device tree DMA helpers
Date: Wed, 19 Sep 2012 14:24:55 +0000 [thread overview]
Message-ID: <201209191424.56086.arnd@arndb.de> (raw)
In-Reply-To: <20120919140705.GB16522@beef>
On Wednesday 19 September 2012, Matt Porter wrote:
> > +Optional properties:
> > +- #dma-channels: Number of DMA channels supported by the controller.
> > +- #dma-requests: Number of DMA requests signals supported by the
> > + controller.
>
> Shouldn't these two optional properties drop the prefix #? By
> convention adopted from the various original OF/ePAPR/etc specs, the
> only properties I would expect to see with this prefix are the
> "*-cells" cell sizes. A quick search indicates this is the case
> throughout all the current bindings.
I always assumed that the # prefix is used to indicate that we are counting
things instead of listing them.
Arnd
next prev parent reply other threads:[~2012-09-19 14:24 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-14 22:41 [PATCH V6 0/2] of: Add generic device tree DMA helpers Jon Hunter
2012-09-14 22:41 ` Jon Hunter
2012-09-14 22:41 ` [PATCH V6 1/2] " Jon Hunter
2012-09-14 22:41 ` Jon Hunter
2012-09-14 22:46 ` Stephen Warren
2012-09-14 22:46 ` Stephen Warren
2012-09-15 0:14 ` Russell King - ARM Linux
2012-09-15 0:14 ` Russell King - ARM Linux
[not found] ` <20120915001431.GB12445-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2012-09-17 20:42 ` Arnd Bergmann
2012-09-17 20:42 ` Arnd Bergmann
[not found] ` <201209172042.11860.arnd-r2nGTMty4D4@public.gmane.org>
2012-09-17 23:06 ` David Brown
2012-09-17 23:06 ` David Brown
[not found] ` <20120917230615.GA26502-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2012-09-18 12:50 ` Arnd Bergmann
2012-09-18 12:50 ` Arnd Bergmann
2012-09-18 22:19 ` Mitch Bradley
2012-09-18 22:19 ` Mitch Bradley
[not found] ` <5058F35A.8040702-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2012-09-18 22:32 ` Russell King - ARM Linux
2012-09-18 22:32 ` Russell King - ARM Linux
2012-09-19 11:09 ` Arnd Bergmann
2012-09-19 11:09 ` Arnd Bergmann
[not found] ` <201209191109.16529.arnd-r2nGTMty4D4@public.gmane.org>
2012-09-19 14:40 ` Mitch Bradley
2012-09-19 14:40 ` Mitch Bradley
2012-09-19 13:52 ` Matt Porter
2012-09-19 13:52 ` Matt Porter
2012-09-19 14:07 ` Matt Porter
2012-09-19 14:07 ` Matt Porter
2012-09-19 14:24 ` Arnd Bergmann [this message]
2012-09-19 14:24 ` Arnd Bergmann
2012-09-19 14:36 ` Rob Herring
2012-09-19 14:36 ` Rob Herring
2012-09-19 14:40 ` Matt Porter
2012-09-19 14:40 ` Matt Porter
2012-09-19 14:50 ` Arnd Bergmann
2012-09-19 14:50 ` Arnd Bergmann
2012-09-19 21:25 ` Mitch Bradley
2012-09-19 21:25 ` Mitch Bradley
2012-09-19 14:10 ` Rob Herring
2012-09-19 14:10 ` Rob Herring
[not found] ` <1347662517-4210-1-git-send-email-jon-hunter-l0cyMroinI0@public.gmane.org>
2012-09-14 22:41 ` [PATCH V6 2/2] dmaengine: add helper function to request a slave DMA channel Jon Hunter
2012-09-14 22:41 ` Jon Hunter
2012-09-17 3:33 ` Vinod Koul
2012-09-17 3:33 ` Vinod Koul
2012-09-17 11:59 ` Arnd Bergmann
2012-09-17 11:59 ` Arnd Bergmann
2012-09-17 22:36 ` Russell King - ARM Linux
2012-09-17 22:36 ` Russell King - ARM Linux
2012-09-18 3:13 ` Vinod Koul
2012-09-18 3:13 ` Vinod Koul
2012-09-18 13:21 ` Matt Porter
2012-09-18 13:21 ` Matt Porter
2012-09-18 15:20 ` Arnd Bergmann
2012-09-18 15:20 ` Arnd Bergmann
2012-09-18 18:10 ` Russell King - ARM Linux
2012-09-18 18:10 ` Russell King - ARM Linux
2012-09-24 22:25 ` Jon Hunter
2012-09-24 22:25 ` Jon Hunter
2012-09-25 4:35 ` Vinod Koul
2012-09-25 4:35 ` Vinod Koul
2012-10-16 2:43 ` Shawn Guo
2012-10-16 2:43 ` Shawn Guo
2012-10-16 2:39 ` Vinod Koul
2012-10-16 2:39 ` Vinod Koul
2012-11-09 20:01 ` Jon Hunter
2012-11-09 20:01 ` Jon Hunter
2012-11-16 1:37 ` Vinod Koul
2012-11-16 1:37 ` Vinod Koul
2012-11-16 8:39 ` Nicolas Ferre
2012-11-16 8:39 ` Nicolas Ferre
2012-11-16 15:45 ` Jon Hunter
2012-11-16 15:45 ` Jon Hunter
2012-11-28 17:06 ` Vinod Koul
2012-11-28 17:06 ` Vinod Koul
2012-12-19 17:12 ` Jon Hunter
2012-12-19 17:12 ` Jon Hunter
2012-12-20 14:57 ` Vinod Koul
2012-12-20 14:57 ` Vinod Koul
2012-09-18 3:00 ` Vinod Koul
2012-09-18 3:00 ` Vinod Koul
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