From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754199Ab0IUMzh (ORCPT ); Tue, 21 Sep 2010 08:55:37 -0400 Received: from gate.crashing.org ([63.228.1.57]:33380 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750823Ab0IUMzg convert rfc822-to-8bit (ORCPT ); Tue, 21 Sep 2010 08:55:36 -0400 Subject: Re: [PATCH] fsldma: add support to 36-bit physical address Mime-Version: 1.0 (Apple Message framework v1081) Content-Type: text/plain; charset=us-ascii From: Kumar Gala In-Reply-To: <1285066638-7473-1-git-send-email-leoli@freescale.com> Date: Tue, 21 Sep 2010 07:55:22 -0500 Cc: dan.j.williams@intel.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8BIT Message-Id: <877FD0B5-19A7-4A16-831E-369B80B104EA@kernel.crashing.org> References: <1285066638-7473-1-git-send-email-leoli@freescale.com> To: Li Yang X-Mailer: Apple Mail (2.1081) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sep 21, 2010, at 5:57 AM, Li Yang wrote: > Signed-off-by: Li Yang > --- We really should have a sentence about how or why this works to address 36-bit addressing. > drivers/dma/fsldma.c | 3 ++- > 1 files changed, 2 insertions(+), 1 deletions(-) > > diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c > index cea08be..9163552 100644 > --- a/drivers/dma/fsldma.c > +++ b/drivers/dma/fsldma.c > @@ -1,7 +1,7 @@ > /* > * Freescale MPC85xx, MPC83xx DMA Engine support > * > - * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved. > + * Copyright (C) 2007-2009 Freescale Semiconductor, Inc. All rights reserved. > * > * Author: > * Zhang Wei , Jul 2007 > @@ -1338,6 +1338,7 @@ static int __devinit fsldma_of_probe(struct platform_device *op, > fdev->common.device_control = fsl_dma_device_control; > fdev->common.dev = &op->dev; > > + dma_set_mask(&op->dev, DMA_BIT_MASK(36)); > dev_set_drvdata(&op->dev, fdev); > > /* > -- > 1.6.6-rc1.GIT > > > _______________________________________________ > Linuxppc-dev mailing list > Linuxppc-dev@lists.ozlabs.org > https://lists.ozlabs.org/listinfo/linuxppc-dev