From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935913AbcJZWLh (ORCPT ); Wed, 26 Oct 2016 18:11:37 -0400 Received: from up.free-electrons.com ([163.172.77.33]:53538 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S935883AbcJZWKS (ORCPT ); Wed, 26 Oct 2016 18:10:18 -0400 Date: Wed, 26 Oct 2016 10:55:28 +0200 From: Maxime Ripard To: Alexandru Gagniuc Cc: broonie@kernel.org, wens@csie.org, linux-spi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v7] spi: sun4i: Allow transfers larger than FIFO size Message-ID: <20161026085528.vjjypbfmfbhvileb@lukather> References: <1477465231-17704-1-git-send-email-mr.nuke.me@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="r2ndqqqu2w33zcqa" Content-Disposition: inline In-Reply-To: <1477465231-17704-1-git-send-email-mr.nuke.me@gmail.com> User-Agent: Mutt/1.6.2-neo (2016-08-21) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --r2ndqqqu2w33zcqa Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Oct 26, 2016 at 12:00:30AM -0700, Alexandru Gagniuc wrote: > This is the seventh attempt to get this patch in. I was prompted to look > into this again as someone recently remarked: >=20 > " cool, to bad spi does not work properly on allwinner..." >=20 > Two and a half years ago, we were told this will all be handled with DMA. > A year or so ago, we were told this will all be handled with DMA. > A week or so ago, we were told this will all be handled with DMA. >=20 > See the pattern? > When DMA finally takes over, this fallback path is not mutually exclusive. I definitely agree, and we had this patch in the CHIP kernel for quite some time, working like a charm. I was planning to respin it in the next few days, glad to see you took care of it :) Mark, any comments on this? For the record, it already has my Acked-by. Thanks, Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com --r2ndqqqu2w33zcqa Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIcBAEBCAAGBQJYEG98AAoJEBx+YmzsjxAg0BoP/2mpKmhuQqgMt6IqcM6aAyu/ JFaco/hMkHm+dw+sFFUw+gtq+HUGqAL8KmVgtkzrJo9uYcaQJEPzEhKXfUQP/n5U VlJjXH0TWSuIqBrd5YvMhNXEFuMjWnO9q2i/aFyFcXsvj5RJw1852zK1w2hJmasX Gkz24Pqd5mWpMHjScledTLDSkYhLAa0XWRuCwJCE92jgmoFR+2wGd0eKfUobvBCn 4s6qowpAEro2pXuwYfokzlBgYBodMzEAMD0vtlVk3Q0fWcp7h6XvDCw4A3uuK0Gx epMaIQYljhoQtg70fkMDAW7QMOASFR8OPdlDE4DamHc/iBNuxns9IzNSH9DYf+1J MbWxKTPw5pFtb5Tm0GN+S88vMRvHx9vimzSZriGgDygxL1PDGXdVS0UUIWHeGUqY 7tzhJ1NJEQWz/ZIGeAbGN6jDEgeUOfClkGL8Wt9BdwsWNtzRb8pONhhrUU8KJYQI p7f51kYEDFOoMQZi742Syugbhh7aabwLcnfIUKMLBOMx7/ZTGEwmFhi1M13ZIAmZ cYs2y/zGv4lp7hUnffk80FDdwwTO1lY8VcOrL3YG0DkO9Uw6YAvu8VvrL/cwUr3I UiOKeMIqRYJuPyOSUj6zZMEfYgL/c5itbYgTIeNOubLSb/iq0luSHYyqetTgoAO9 mUZz42WA5CqUtXLflzbt =IimF -----END PGP SIGNATURE----- --r2ndqqqu2w33zcqa--