From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sekhar Nori Subject: Re: [PATCH 0/3] ARM/dma: edma: Serve cyclic clients via high priority queue Date: Mon, 28 Jul 2014 12:02:17 +0530 Message-ID: <53D5EE71.3040707@ti.com> References: <1404816398-12338-1-git-send-email-peter.ujfalusi@ti.com> <53D5E9CF.10706@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <53D5E9CF.10706-l0cyMroinI0@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: Errors-To: davinci-linux-open-source-bounces-VycZQUHpC/PFrsHnngEfi1aTQe2KTcn/@public.gmane.org To: Peter Ujfalusi , joelf-l0cyMroinI0@public.gmane.org, vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org Cc: davinci-linux-open-source-VycZQUHpC/PFrsHnngEfi1aTQe2KTcn/@public.gmane.org, linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dmaengine-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: linux-omap@vger.kernel.org On Monday 28 July 2014 11:42 AM, Peter Ujfalusi wrote: > On 07/08/2014 01:46 PM, Peter Ujfalusi wrote: >> Hi, >> >> It is preferred that audio is served with the highest priority queue in order to >> avoid delays in data transfer between memory and audio IP. >> >> The following series will add an API to arch code to assign a channel to a given >> queue. >> The default queue is changed from 0 (highest priority) to lowest priority. This should not really change any performance behavior as everything at highest priority is same as everything at lowest priority. >> In the dmaengine driver we move the cyclic channel to queue0 (highest priority) >> and move it back to default queue when the channel is terminated. > > ping? For 1/3 and 2/3: Acked-by: Sekhar Nori Vinod, can you take the series together with your tree (if you are happy with the series, that is)? I don't have anything else queued for this merge window. Thanks, Sekhar