linux-kernel - Re: [RFC/PATCH 05/13] serial: omap: drop DMA support

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Message-ID: <20120821102045.GL10347@arwen.pp.htv.fi>
Date:	Tue, 21 Aug 2012 13:20:46 +0300
From:	Felipe Balbi <balbi@...com>
To:	"Shilimkar, Santosh" <santosh.shilimkar@...com>
Cc:	Felipe Balbi <balbi@...com>, alan@...ux.intel.com,
	Tony Lindgren <tony@...mide.com>,
	Kevin Hilman <khilman@...com>,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel Mailing List 
	<linux-arm-kernel@...ts.infradead.org>,
	linux-serial@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Shubhrajyoti Datta <shubhrajyoti@...com>
Subject: Re: [RFC/PATCH 05/13] serial: omap: drop DMA support

On Tue, Aug 21, 2012 at 03:14:19PM +0530, Shilimkar, Santosh wrote:
> On Tue, Aug 21, 2012 at 2:45 PM, Felipe Balbi <balbi@...com> wrote:
> > The current support is known to be broken and
> > a later patch will come re-adding it using
> > dma engine API.
> >
> > Signed-off-by: Felipe Balbi <balbi@...com>
> > ---
> Thanks Felipe !!

no problem.

> One less driver now towards OMAP DMA
> engine conversion.

indeed :-) I'll take a closer look into rx timeout IRQ, but it looks
like we can use it to kick dma only for "big" transfers... need to play
with it for a while first, though.

> FWIW,
> Acked-by: Santosh Shilimkar <santosh.shilimkar@...com>

is this Ack for this patch only or the entire series ??

-- 
balbi

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