From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sekhar Nori Subject: Re: [PATCH v4 00/25] dmaengine/ARM: Merge the edma drivers into one Date: Wed, 7 Oct 2015 16:13:23 +0530 Message-ID: <5614F74B.206@ti.com> References: <1443088932-21731-1-git-send-email-peter.ujfalusi@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1443088932-21731-1-git-send-email-peter.ujfalusi@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: Peter Ujfalusi , vinod.koul@intel.com, linux@arm.linux.org.uk Cc: olof@lixom.net, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, dmaengine@vger.kernel.org List-Id: linux-omap@vger.kernel.org On Thursday 24 September 2015 03:31 PM, Peter Ujfalusi wrote: > with this series the edma two driver setup will be changed to have only one > driver to support eDMA3. The legacy edma interface will be removed and eDMA can > only be used via dmaengine API from this point on. > In order to do the merge the following improvements has been done: > - One driver instance per eDMA: > - Any number of eDMA instances are supported (both legacy and DT boot) > - Not relying on global variables, arrays, etc > - Code simplification and optimizations in several places > > This change will also help us to do bigger changes in the eDMA driver since, > since now we have only one driver to work with. > > The series has been tested on: > da850-evm (OMAP-L138) > - with legacy and DT boot (both eDMA0 and eDMA1 is enabled) > - In code swapping the eDMA instances in legacy mode to make sure the second > instance is handled correctly. > > am335x-evmsk > - DT boot > > I think this series could go via the dmaengine tree. Changes are trivial under > arch/arm/ I tested this series on DM6446 EVM using MMC/SD as EDMA client. It worked well. For the arch/arm/mach-davinci parts, please add Acked-by: Sekhar Nori Vinod, if you prefer me replying with acks on individual patches, I can do that too. Regards, Sekhar