Date: Tue, 29 Jul 2008 13:09:17 +0200
From: Pierre Ossman <drzeus-mmc@drzeus.cx>
To: "pHilipp Zabel" <philipp.zabel@gmail.com>
Cc: "Uli Luckas" <u.luckas@road.de>, LKML <linux-kernel@vger.kernel.org>,
       "Marek Vasut" <marek.vasut@gmail.com>
Subject: Re: [PATCH] fix misalignment in pxamci
Message-ID: <20080729130917.116df5bc@mjolnir.drzeus.cx>
In-Reply-To: <74d0deb30807282330y142cedd2ld0ecf33cc459a75a@mail.gmail.com>
References: <200807050219.52218.marek.vasut@gmail.com>
	<74d0deb30807050121n38c44dfaoa843fe8a0b581d01@mail.gmail.com>
	<200807281823.25302.u.luckas@road.de>
	<74d0deb30807282330y142cedd2ld0ecf33cc459a75a@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 1071
Lines: 30

On Tue, 29 Jul 2008 08:30:09 +0200
"pHilipp Zabel" <philipp.zabel@gmail.com> wrote:

> 
> Argh, DALGN shouldn't be defined in pxa-regs.h. We really need an
> aligned SCR target then. Pierre, is there any way we can have the MMC
> core align DMA targets for pxa25x?
> 

No, not really. So if you can't work around the hardware limitations,
add a bounce buffer or fail the requests that cannot be handled (or
both, if you have a bounce buffer that's smaller than the maximum
request size).


-- 
     -- Pierre Ossman

  Linux kernel, MMC maintainer        http://www.kernel.org
  rdesktop, core developer          http://www.rdesktop.org

  WARNING: This correspondence is being monitored by the
  Swedish government. Make sure your server uses encryption
  for SMTP traffic and consider using PGP for end-to-end
  encryption.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/