From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422800AbcFMTzf (ORCPT ); Mon, 13 Jun 2016 15:55:35 -0400 Received: from down.free-electrons.com ([37.187.137.238]:44145 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932430AbcFMTzc (ORCPT ); Mon, 13 Jun 2016 15:55:32 -0400 Date: Mon, 13 Jun 2016 21:55:29 +0200 From: Maxime Ripard To: Michal Suchanek Cc: linux-sunxi@googlegroups.com, stable@vger.kernel.org, Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Chen-Yu Tsai , Russell King , Mark Brown , Arnd Bergmann , Olof Johansson , Krzysztof Kozlowski , Javier Martinez Canillas , Simon Horman , Sjoerd Simons , Thierry Reding , Alison Wang , Timo Sigurdsson , Jonathan Liu , Gerhard Bertelsmann , Priit Laes , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org Subject: Re: [PATCH v3 02/13] spi: sunxi: fix transfer timeout Message-ID: <20160613195529.GB2600@lukather> References: <064955d033503f129c3e138b0563817d1fffab27.1465490774.git.hramrach@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="4bRzO86E/ozDv8r1" Content-Disposition: inline In-Reply-To: <064955d033503f129c3e138b0563817d1fffab27.1465490774.git.hramrach@gmail.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --4bRzO86E/ozDv8r1 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jun 13, 2016 at 05:46:49PM -0000, Michal Suchanek wrote: > The trasfer timeout is fixed at 1000 ms. Reading a 4Mbyte flash over > 1MHz SPI bus takes way longer than that. Calculate the timeout from the > actual time the transfer is supposed to take and multiply by 2 for good > measure. >=20 > Signed-off-by: Michal Suchanek Acked-by: Maxime Ripard Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --4bRzO86E/ozDv8r1 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJXXw+xAAoJEBx+YmzsjxAgtQUQAIVacQYe8Hn5EXkzexpyOXie xLkDqPMtcYuOAQ7A40ZV4rEzCSErkFTZay3Zrt/TwslRGzbl7D+3YG1rZLQ+lzXX ypVFM9kSXoGiPEoxfB709uMC5wG+BHN3NOn+GPqWoRsdvZcTDQoeF1wxBCYF8su1 tYtQHPiVTpDNti3TIC3Qs4FdvMNU0sqP8GyO39HHNhgKWJ7s2JB23OqMCK3vjEZM UDxBV1I5rXrX4bxx1J28vzMggwFsiCi5e/Lymr3/g/CveeQYnc8JLJfPXtIX+RCl Fh3a+YvKdoJvb32oH5tPx+xoRbHhCL5uPBQAWrCATmO+elQO1ezXZQT1EF39dXz+ vZoXKLFtH9yQHF0q4F+Oahw+1aF/f7dTApNT+/NVNANqUPy1zNrirBkDYyCbBKip HSaMq70KTH8pU4GwLD/0WZli6hc5zYeSvM4cxIh3KPJ9eSP40TUQcfBoogW5TJMj 1TpVfDtd+tXKyxt5ovLU3MxnRUDKAvETQZRPwQI6YgcOeVAVYGr9JeCTrj3QH0US 2OsAWjQFtVCxg0Fjc10UTYltatmI3yxvHptZ9S+75J/DT//yx9JNZlUKAWO9dpL/ bwmd+vFv8eSdmChApm5VgrDpCfLTA4lEqK+8TgcXikvNa8ibjiK2Rvink555bq6N uPiZe22XgrphxbL176ot =7o8b -----END PGP SIGNATURE----- --4bRzO86E/ozDv8r1--