From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vinod Koul Subject: Re: [PATCH v2 3/3] spi: spi-davinci: convert to DMA engine API Date: Thu, 23 Aug 2012 09:29:40 +0530 Message-ID: <1345694380.1895.87.camel@vkoul-udesk3> References: <1345574589-24757-1-git-send-email-mporter@ti.com> <1345574589-24757-4-git-send-email-mporter@ti.com> <1345607122.1895.44.camel@vkoul-udesk3> <20120822160417.GA27758@beef> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20120822160417.GA27758@beef> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org To: Matt Porter Cc: Linux DaVinci Kernel List , Sekhar Nori , Linux MMC List , Linux Kernel Mailing List , Linux SPI Devel List , cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org, Linux ARM Kernel List List-Id: linux-mmc@vger.kernel.org On Wed, 2012-08-22 at 12:04 -0400, Matt Porter wrote: > for querying of these types of limitations. Right now, the > mmc driver implicitly knows that EDMA needs this restriction > but it's something that should be queried before calling > prep_slave(). that's something we need to add; exporting channel capabilities. We only tell that it slave or memcpy today, but we need to tell clients what are channel supported parameter ranges. -- ~Vinod ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/