From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S932079AbcDNI55 (ORCPT <rfc822;w@1wt.eu>);
	Thu, 14 Apr 2016 04:57:57 -0400
Received: from mezzanine.sirena.org.uk ([106.187.55.193]:41000 "EHLO
	mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1754825AbcDNI5x (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Thu, 14 Apr 2016 04:57:53 -0400
Date: Thu, 14 Apr 2016 09:57:07 +0100
From: Mark Brown <broonie@kernel.org>
To: Cyrille Pitchen <cyrille.pitchen@atmel.com>
Cc: Lakshmi Sai Krishna Potthuri 
	<lakshmi.sai.krishna.potthuri@xilinx.com>,
        Michal Simek <michals@xilinx.com>, Soren Brinkmann <sorenb@xilinx.com>,
        David Woodhouse <dwmw2@infradead.org>,
        Brian Norris <computersforpeace@gmail.com>,
        Javier Martinez Canillas <javier@osg.samsung.com>,
        Boris Brezillon <boris.brezillon@free-electrons.com>,
        Stephen Warren <swarren@nvidia.com>,
        Geert Uytterhoeven <geert+renesas@glider.be>,
        "Andrew F. Davis" <afd@ti.com>, Marek Vasut <marex@denx.de>,
        Jagan Teki <jteki@openedev.com>,
        =?utf-8?B?UmFmYcWCIE1pxYJlY2tp?= <zajec5@gmail.com>,
        "linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "linux-spi@vger.kernel.org" <linux-spi@vger.kernel.org>,
        "linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
        Harini Katakam <harinik@xilinx.com>,
        Punnaiah Choudary Kalluri <punnaia@xilinx.com>,
        Anirudha Sarangi <anirudh@xilinx.com>, "R, Vignesh" <vigneshr@ti.com>
Message-ID: <20160414085707.GE18024@sirena.org.uk>
References: <1460039969-9835-1-git-send-email-lakshmis@xilinx.com>
 <57067694.8030806@atmel.com>
 <4FF8F58FAA9D5D4193D4E554E4352C5902C720DE@XAP-PVEXMBX02.xlnx.xilinx.com>
 <570F4F9F.3090605@atmel.com>
MIME-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha256;
	protocol="application/pgp-signature"; boundary="tMbDGjvJuJijemkf"
Content-Disposition: inline
In-Reply-To: <570F4F9F.3090605@atmel.com>
X-Cookie: McDonald's -- Because you're worth it.
User-Agent: Mutt/1.5.24 (2015-08-30)
X-SA-Exim-Connect-IP: 2a01:348:6:8808:fab::3
X-SA-Exim-Mail-From: broonie@sirena.org.uk
Subject: Re: [LINUX PATCH v2 1/3] spi: Added dummy_cycle entry in the
 spi_transfer structure.
X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:24:06 +0000)
X-SA-Exim-Scanned: Yes (on mezzanine.sirena.org.uk)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org


--tMbDGjvJuJijemkf
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline

On Thu, Apr 14, 2016 at 10:06:55AM +0200, Cyrille Pitchen wrote:

> I understand but you propose to patch both the SPI layer and the m25p80 driver
> to introduce some support which is already provided by the "spi_flash_read"
> hook: struct spi_flash_read_message has already a "dummy_bytes" field.
> IMHO, it looks redundant.

My understanding is that this is intended for dummy bits rather than
dummy bytes.

--tMbDGjvJuJijemkf
Content-Type: application/pgp-signature; name="signature.asc"

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2

iQEcBAEBCAAGBQJXD1thAAoJECTWi3JdVIfQJLEH/1Ory7hYtXNRM/1zIu//pJ1W
lVNGpgHzgCgeNYk/k0HSdx3g75axhTV3XP2c+clxtieEa7cIf1hY6KqFg4E00xTh
BtIhJQFvg84dYi3X0ZRfg/0VwCpf2FcQU3OTYu8SlIY/dbW22sKg+enCMr3D5Swi
Vrqw/yIRPtzLpsJ8+RA9ShC5yHtGgMaOkaSj6ydQE3ggECKTu1k0tGCLQ/U9Yvzb
gmkYZW2+lDho43qBEAyGbU1XJfbQdymBBZ1o73oJazRVV4wPbNt1o/9BzcGXAA4k
+mtjEWJZIChEkIMwYV6eXa1xgGPaRnFLGcR8RyivHovubwQXtux/550bo7IaVd4=
=T88m
-----END PGP SIGNATURE-----

--tMbDGjvJuJijemkf--