From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Ball Subject: Re: [PATCH 1/4] mmc: bfin_sdh: limit mmc DMA segment len to 1 for bf518. Date: Wed, 08 Aug 2012 00:11:43 -0400 Message-ID: <87vcgut43k.fsf@octavius.laptop.org> References: <1344309015-13248-1-git-send-email-sonic.adi@gmail.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from void.printf.net ([89.145.121.20]:51179 "EHLO void.printf.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750712Ab2HHELu (ORCPT ); Wed, 8 Aug 2012 00:11:50 -0400 In-Reply-To: <1344309015-13248-1-git-send-email-sonic.adi@gmail.com> (Sonic Zhang's message of "Tue, 7 Aug 2012 11:10:12 +0800") Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Sonic Zhang Cc: linux-mmc@vger.kernel.org, Bob Liu , uclinux-dist-devel@blackfin.uclinux.org, Sonic Zhang Hi, On Mon, Aug 06 2012, Sonic Zhang wrote: > From: Sonic Zhang > > bf518 RSI dma doesn't work in array mode. > > Signed-off-by: Sonic Zhang > --- > drivers/mmc/host/bfin_sdh.c | 4 ++++ > 1 files changed, 4 insertions(+), 0 deletions(-) > > diff --git a/drivers/mmc/host/bfin_sdh.c b/drivers/mmc/host/bfin_sdh.c > index 0366617..fd25b0c 100644 > --- a/drivers/mmc/host/bfin_sdh.c > +++ b/drivers/mmc/host/bfin_sdh.c > @@ -469,7 +469,11 @@ static int __devinit sdh_probe(struct platform_device *pdev) > } > > mmc->ops = &sdh_ops; > +#if defined(CONFIG_BF54x) > mmc->max_segs = 32; > +#elif defined(CONFIG_BF51x) > + mmc->max_segs = 1; > +#endif > mmc->max_seg_size = 1 << 16; > mmc->max_blk_size = 1 << 11; > mmc->max_blk_count = 1 << 11; Thanks, pushed to mmc-next for 3.7. - Chris. -- Chris Ball One Laptop Per Child