Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757579Ab3C3BNb (ORCPT ); Fri, 29 Mar 2013 21:13:31 -0400 Received: from opensource.wolfsonmicro.com ([80.75.67.52]:35111 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757370Ab3C3BNa (ORCPT ); Fri, 29 Mar 2013 21:13:30 -0400 Date: Sat, 30 Mar 2013 01:13:27 +0000 From: Dimitris Papastamos To: Mark Brown Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH 4/4] regmap: cache: Write consecutive registers in a single block write Message-ID: <20130330011327.GC26607@opensource.wolfsonmicro.com> References: <1364591025-18525-1-git-send-email-broonie@opensource.wolfsonmicro.com> <1364591025-18525-4-git-send-email-broonie@opensource.wolfsonmicro.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1364591025-18525-4-git-send-email-broonie@opensource.wolfsonmicro.com> User-Agent: Mutt/1.5.17+20080114 (2008-01-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 834 Lines: 18 On Fri, Mar 29, 2013 at 09:03:45PM +0000, Mark Brown wrote: > When syncing blocks of data using raw writes combine the writes into a > single block write, saving us bus overhead for setup, addressing and > teardown. > > Currently the block write is done unconditionally as it is expected that > hardware which has a register format which can support raw writes will > support auto incrementing writes, this decision may need to be revised in > future. > > Signed-off-by: Mark Brown Reviewed-by: Dimitris Papastamos -- 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/