From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755379AbbBGI1s (ORCPT ); Sat, 7 Feb 2015 03:27:48 -0500 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:54238 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755184AbbBGI1p (ORCPT ); Sat, 7 Feb 2015 03:27:45 -0500 Date: Fri, 30 Jan 2015 13:30:33 +0100 From: Mark Brown To: Stefan Agner Cc: "BhuvanChandra.DV" , Li.Xiubo@freescale.com, mark.rutland@arm.com, shawn.guo@linaro.org, robh+dt@kernel.org, pawel.moll@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, linux@arm.linux.org.uk, B44548@freescale.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org Message-ID: <20150130123033.GC26617@finisterre.sirena.org.uk> References: <1422356608-15961-1-git-send-email-bhuvanchandra.dv@toradex.com> <1422356608-15961-2-git-send-email-bhuvanchandra.dv@toradex.com> <20150128190342.GE21293@sirena.org.uk> <1422533049999.91114@toradex.com> <20150129121320.GI21293@sirena.org.uk> <1422536382672.21760@toradex.com> <1a28f3439386e1132ae0f3ab80666305@agner.ch> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="qtZFehHsKgwS5rPz" Content-Disposition: inline In-Reply-To: <1a28f3439386e1132ae0f3ab80666305@agner.ch> X-Cookie: I've got a bad feeling about this. User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: 113.28.134.59 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: Re: [PATCH 7/7] spi: spi-fsl-dspi: Add support for TCFQ transfer mode 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: X-Mailing-List: linux-kernel@vger.kernel.org --qtZFehHsKgwS5rPz Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jan 29, 2015 at 07:10:31PM +0100, Stefan Agner wrote: > It would be interesting to know what the authors original motivation > implementing this feature was. Reading the email of the original > patchset indicates that there are platforms where only TCF is supported: > > For adopting of different platform, either of them is a way of DSPI > transfer data. > > However, I don't know which platform that would be. Also, it seems that > Chao Fu's email is not valid anymore.=20 It's not clear to me if the above means that this is due to hardware differences or due to tuning for the platform. --qtZFehHsKgwS5rPz Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJUy3loAAoJECTWi3JdVIfQT0AH/ivYInkslNKtgOjFvD1qExRK PNLhOEsELIWSYyVdihg8Oam8IJMbYRUw8dqeTjib5mVC5fcZjBpe0XZ4wb3JTUJU IFoXoByRpNRg3hH8I2XxAO8W4wtU9YEZmYxc5M83ozFi351nhlgvJU+QK9Z8eL3z i4R2SRRlMukjXyHMmWNs6w9amf/GLBrfG5EX7WFdiId/8wou4LBE0HS7QUHuxNur Ok89ifvtntzDfzVlMN5A9PCDXp5F3SznLTpKCIcVMi+fvjF2TyFKQ+6vvu1T/rFB 6pmemhZZqu+9E+D5ZcJ3VFuh7Yt1R0cfIaPCuMos5Lt/+mLYpvIyD/DjdL1AtxM= =tQfU -----END PGP SIGNATURE----- --qtZFehHsKgwS5rPz--