Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751762AbcDMP1v (ORCPT ); Wed, 13 Apr 2016 11:27:51 -0400 Received: from down.free-electrons.com ([37.187.137.238]:44467 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751700AbcDMP1u (ORCPT ); Wed, 13 Apr 2016 11:27:50 -0400 Date: Wed, 13 Apr 2016 17:27:47 +0200 From: Boris Brezillon To: David Woodhouse , Brian Norris , linux-mtd@lists.infradead.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Maxime Ripard , Chen-Yu Tsai , linux-sunxi@googlegroups.com Subject: Re: [PATCH 00/16] mtd: nand: sunxi: various improvements/fixes Message-ID: <20160413172747.5b4a4502@bbrezillon> In-Reply-To: <1457367513-26069-1-git-send-email-boris.brezillon@free-electrons.com> References: <1457367513-26069-1-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: Claws Mail 3.12.0 (GTK+ 2.24.28; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 987 Lines: 26 On Mon, 7 Mar 2016 17:18:17 +0100 Boris Brezillon wrote: > Hi, > > This patchset aims at fixing a few minor bugs, and improving performances > of NAND accesses going through the sunxi NAND controller. > > Note that patch 5 exports functions provided by the core which are needed > in patch 6 to still support raw OOB accesses. Other patches are just > fixes or improvements only touching the sunxi driver itself. > > Here are the main improvements: > - queue CLE/ALE requests instead of forcing the controller to issue each > cmd and address cycle separately > - benefit from ECC correction on protected OOB bytes > - use polling instead of interrupt-based waiting (avoid scheduling > overhead for short wait period) I'm applying this series since it only touches the sunxi NAND driver, and I don't expect to have any external reviews :). -- Boris Brezillon, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com