From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [PATCH v2] davinci: MMC: Pass number of SG segments as platform data Date: Mon, 15 Mar 2010 14:40:37 -0700 Message-ID: <20100315144037.bf47d74f.akpm@linux-foundation.org> References: <1268397249-7654-1-git-send-email-sudhakar.raj@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Received: from smtp1.linux-foundation.org ([140.211.169.13]:34769 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932093Ab0COVko (ORCPT ); Mon, 15 Mar 2010 17:40:44 -0400 In-Reply-To: <1268397249-7654-1-git-send-email-sudhakar.raj@ti.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Sudhakar Rajashekhara Cc: linux-kernel@vger.kernel.org, davinci-linux-open-source@linux.davincidsp.com, linux-mmc@vger.kernel.org, Kevin Hilman On Fri, 12 Mar 2010 18:04:09 +0530 Sudhakar Rajashekhara wrote: > On some platforms like DM355, the number of EDMA parameter > slots available for EDMA_SLOT_ANY usage are few. In such cases, > if MMC/SD uses 16 slots for each instance of MMC controller, > then the number of slots available for other modules will be > very few. > > By passing the number of EDMA slots to be used in MMC driver > from platform data, EDMA slots available for other purposes > can be controlled. It's unclear what the runtime effects of this change are. I assumed (without justification) that they're minor and I scheduled the patch for 2.6.35. If that was the wrong decision then blame the changelog ;)