linux-kernel - Re: [PATCH for 4.4 0/2] DT/dmaengine: edma: Convert 16bit arrays to 32bit

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Message-ID: <20151210030410.GG1854@localhost>
Date:	Thu, 10 Dec 2015 08:34:10 +0530
From:	Vinod Koul <vinod.koul@...el.com>
To:	Tony Lindgren <tony@...mide.com>
Cc:	Peter Ujfalusi <peter.ujfalusi@...com>, arnd@...db.de,
	linux-arm-kernel@...ts.infradead.org, linux-omap@...r.kernel.org,
	devicetree@...r.kernel.org, balbi@...com,
	linux-kernel@...r.kernel.org, nsekhar@...com
Subject: Re: [PATCH for 4.4 0/2] DT/dmaengine: edma: Convert 16bit arrays to
 32bit

On Wed, Dec 09, 2015 at 12:12:27PM -0800, Tony Lindgren wrote:
> * Peter Ujfalusi <peter.ujfalusi@...com> [151209 00:19]:
> > Hi,
> > 
> > Based on the discussion regarding to (convert am33xx to use the new eDMA
> > bindings):
> > https://www.mail-archive.com/linux-omap@vger.kernel.org/msg122117.html
> > 
> > This two patch will convert the new eDMA binding to not use 16bit arrays for
> > memcpy channel selection and for marking slots reserved.
> > The '/bits/ 16' seams to be causing confusion so it is probably better to just
> > use standard type for the arrays.
> > 
> > The new bindings for the eDMA is introduced for 4.4 and we do not have users of
> > it, which means that we can still change it w/o the risk of breaking anything
> > and we do not need to maintain the compatibility with 16bit arrays.
> > 
> > The changes in the eDMA driver is local to the DT parsing and should not
> > conflict with other changes (like the filter function mapping support). Hrm,
> > there might be trivial conflict in the include/linux/platform_data/edma.h with
> > the "dmaengine 'universal' API".
> > 
> > Tony, Arnd, Vinod: Can you agree on the practicalities on how these patches are
> > going to be handled? I would like to send the updated am33xx/am437x conversion
> > for 4.5 based on these changes.
> 
> Yes this should go into v4.4 as discussed, otherwise it will be a mess.
> For both, please feel free to add:
> 
> Acked-by: Tony Lindgren <tony@...mide.com>
> 
> I suggest Vinod sets up an immutable branch against v4.4-rc1 with just these
> two patches. Then it can get merged into whichever branch needs it, I
> certainly will need it as most of my v4.5 branches are v4.4-rc1 or -rc2
> based.
> 
> Then the immutable branch can be merged into v4.4 by Vinod or Arnd.

Applied to fix/edma. This is based on -rc1 and will not rebase.

I am merging this to my fixes and will send to Linus in couple of days

Thanks
-- 
~Vinod
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