Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935891Ab3DITHZ (ORCPT ); Tue, 9 Apr 2013 15:07:25 -0400 Received: from mail-we0-f178.google.com ([74.125.82.178]:50551 "EHLO mail-we0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934538Ab3DITHW (ORCPT ); Tue, 9 Apr 2013 15:07:22 -0400 X-Greylist: delayed 99822 seconds by postgrey-1.27 at vger.kernel.org; Tue, 09 Apr 2013 15:07:22 EDT Date: Tue, 9 Apr 2013 20:07:16 +0100 From: Lee Jones To: Arnd Bergmann Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linus.walleij@stericsson.com Subject: Re: [PATCH 3/8] dmaengine: ste_dma40: Actually write the runtime configuration to registers Message-ID: <20130409190716.GE25316@gmail.com> References: <1365532783-27425-1-git-send-email-lee.jones@linaro.org> <1365532783-27425-3-git-send-email-lee.jones@linaro.org> <201304092059.37739.arnd@arndb.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <201304092059.37739.arnd@arndb.de> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1094 Lines: 27 On Tue, 09 Apr 2013, Arnd Bergmann wrote: > On Tuesday 09 April 2013, Lee Jones wrote: > > Someone has spent a fair amount of effort writing a runtime configuration > > changing algorithm for DMA clients. However, the config appears to never > > actually make it to hardware. In order for the configuration to take hold > > we need to issue a d40_config_write(), as this is the routine which writes > > it into the hardware's registers. > > > > Signed-off-by: Lee Jones > > So this makes the runtime_addr selection work I suppose, but the > runtime_direction still isn't used anywhere, correct? Yes, I have this on my TODO to speak with Linus, as he was the one who mainlined it. -- Lee Jones Linaro ST-Ericsson Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/