From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Ujfalusi Subject: Re: [PATCH v2 0/2] dmaengine: ti-dma-crossbar: Support for eDMA Date: Wed, 1 Jul 2015 15:41:26 +0300 Message-ID: <5593DFF6.4090100@ti.com> References: <1433769762-31827-1-git-send-email-peter.ujfalusi@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1433769762-31827-1-git-send-email-peter.ujfalusi@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: vinod.koul@intel.com, Tony Lindgren Cc: linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org, linux-omap@vger.kernel.org, misael.lopez@ti.com List-Id: linux-omap@vger.kernel.org Hi, On 06/08/2015 04:22 PM, Peter Ujfalusi wrote: > Hi, >=20 > Changes since v01: > - Drop change in compatible for the crossbar driver and do the config= uration > based on the DT structure. >=20 > The ti-dma-crossbar driver in it's current form can work when it is u= sed with > sDMA (omap-dma). On DRA7x class of devices we have both sDMA and eDMA= available. > The sDMA driver expects to get the DMA request line with offset 1. Th= e eDMA > stack does not need the offset. > The crosbbar itself is identical for sDMA and eDMA. > At probe time the driver will do a match to figure out which dma engi= ne it is > connected to and based on that information it will configure the offs= et needed > by the DMA driver. Gentle ping, it has been almost a month ago this series has been sent. > Regards, > Peter > --- > Misael Lopez Cruz (1): > dmaengine: ti-dma-crossbar: Make idr xbar instance-specific >=20 > Peter Ujfalusi (1): > dmaengine: ti-dma-crossbar: Add support for eDMA >=20 > drivers/dma/ti-dma-crossbar.c | 34 +++++++++++++++++++++++++++++----= - > 1 file changed, 29 insertions(+), 5 deletions(-) >=20 --=20 P=E9ter