From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755317AbdCGMNr (ORCPT ); Tue, 7 Mar 2017 07:13:47 -0500 Received: from mail.free-electrons.com ([62.4.15.54]:55220 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755119AbdCGMNp (ORCPT ); Tue, 7 Mar 2017 07:13:45 -0500 Date: Tue, 7 Mar 2017 11:18:52 +0100 From: Maxime Ripard To: Icenowy Zheng Cc: Mark Brown , Chen-Yu Tsai , Alexandru Gagniuc , linux-spi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] spi: sun6i: Allow transfers larger than FIFO size Message-ID: <20170307101852.uuxiu5ycd7zbgrxm@lukather> References: <20170306121443.36954-1-icenowy@aosc.xyz> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="vptwfxvc7j4c66tt" Content-Disposition: inline In-Reply-To: <20170306121443.36954-1-icenowy@aosc.xyz> 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 --vptwfxvc7j4c66tt Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Mar 06, 2017 at 08:14:43PM +0800, Icenowy Zheng wrote: > The spi-sun6i driver have the same problem that spi-sun4i used to have > -- SPI transfers are limited to one FIFO depth. >=20 > This commit fixes this problem in the same way it's fixed in spi-sun4i. > See commit 196737912da5 ("spi: sun4i: Allow transfers larger than FIFO si= ze") > for more information. >=20 > The sun6i SPI controllers features changeable interrupt trigger level, bu= t I > set it to 3/4 of fifo depth, as same as the the sun4i SPI controllers. >=20 > Signed-off-by: Icenowy Zheng Acked-by: Maxime Ripard Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com --vptwfxvc7j4c66tt Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIcBAEBCAAGBQJYvokMAAoJEBx+YmzsjxAgTv0P/jfyDyvh79zhCzq8j2GT4iDK wgIUxNEtWCFBUaX9bgwtNdeKoBntuL1ZpkzQI8ORgHo4Y4jFWLm6dcdkNzQIOVLY LEp/z7cRziaVuNMv/VdIuM5jTeaY7TYfOXUEtCN8R1mIYppPsFzFTqUGB+K20IFN laOCPs31IHkWzRs984f8Y0KVYvAMyAs1b3CrWyAJxByfJ6Q0sn2Dm3A+toRhT501 i9E3Iy9k09OrdQIBpQfsd8iescYn7xn8iQv6/UTyD0BtfitQ5/a2ix7YOcDnw1WW 2YuK2oawpyExqorcDMq1Z6D/+oUh+EGBAg8taW/vKRme6ERxFj9MpnonhIEMrL1O K/2LiL18rqQ1DnBR7lnn51HQlAIrqcYhXXTPvflQWgPqCS8Cs63dIBZoFQnrYWA8 3n+mCNkduAvPo54RBffaCfr0I+Lk8vNhVbnXNs82yuHfjuV1+e7X1GqXiA4uLqVo i2B7vI2kXDp7yr8XxfSKggrbwsgtf+mFTcz2Hg2c0Sw0ZrkKrlcKBlnaoGq3RZRt Ahe+fdfCJWGSLgNfd82AcnE9PCA6+xvNCvVUTnhNSji51HZ7M3IdThMJJbuorTxD B7VksQGc/3wLRj3HCeC3cv9kK+RA+9nBplxMRU1+ZcfWI9hTutTrqR6RCTbbLO2o AG+dyJJ4kAjBHRBzDldH =kEoD -----END PGP SIGNATURE----- --vptwfxvc7j4c66tt--