Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932926AbcKPPOC (ORCPT ); Wed, 16 Nov 2016 10:14:02 -0500 Received: from mga14.intel.com ([192.55.52.115]:49211 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753617AbcKPPNz (ORCPT ); Wed, 16 Nov 2016 10:13:55 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.31,500,1473145200"; d="scan'208";a="1060226797" Message-ID: <1479309152.24056.45.camel@linux.intel.com> Subject: Re: [PATCH 2/4] DW DMAC: add is-memcpu property to device tree From: Andy Shevchenko To: Eugeniy Paltsev , devicetree@vger.kernel.org Cc: robh+dt@kernel.org, mark.rutland@arm.com, linux-kernel@vger.kernel.org, vireshk@kernel.org, dan.j.williams@intel.com, vinod.koul@intel.com, dmaengine@vger.kernel.org, linux-snps-arc@lists.infradead.org Date: Wed, 16 Nov 2016 17:12:32 +0200 In-Reply-To: <1479304615-11360-3-git-send-email-Eugeniy.Paltsev@synopsys.com> References: <1479304615-11360-1-git-send-email-Eugeniy.Paltsev@synopsys.com> <1479304615-11360-3-git-send-email-Eugeniy.Paltsev@synopsys.com> Organization: Intel Finland Oy Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.22.2-1 Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1067 Lines: 32 On Wed, 2016-11-16 at 16:56 +0300, Eugeniy Paltsev wrote: > Memory-to-memory dma transfers were disabled by default if we > used DT to cofigure DMAC. > Add is-memcpu property, so it became possible to enable > memory-to-memory transfers support via DT. Fix "memcpu" to "memcpy" everywhere you use it. > > Signed-off-by: Eugeniy Paltsev > --- >  drivers/dma/dw/platform.c | 3 +++ >  1 file changed, 3 insertions(+) > > diff --git a/drivers/dma/dw/platform.c b/drivers/dma/dw/platform.c > index 4103f1d..daeceac 100644 > --- a/drivers/dma/dw/platform.c > +++ b/drivers/dma/dw/platform.c > @@ -131,6 +131,9 @@ dw_dma_parse_dt(struct platform_device *pdev) >   else if (of_property_read_bool(np, "is-private")) >   pdata->is_private = true; >   > + if (of_property_read_bool(np, "is-memcpu")) > + pdata->is_memcpy = true; > + >   if (!of_property_read_u32(np, "chan_allocation_order", &tmp)) >   pdata->chan_allocation_order = (unsigned char)tmp; >   -- Andy Shevchenko Intel Finland Oy