From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BF9E1C8300C for ; Thu, 30 Apr 2020 10:35:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 93ACE2137B for ; Thu, 30 Apr 2020 10:35:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588242938; bh=L8QqziWQ9h7WeebjkgKpp4eKtoL5iK1ZJnBVu8WfcFo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=t+aaqfKZEViA2FXEjlyLNK5R6tfz8DDs1g2z+1DMftnul3h6LswcDdlg4ZeRQI++l Q8YVGKPReH8cwyaRCBjkB9upPfIL0RYrOkXBQxhlLwFz301atC6S/JWJsS4m8I/64g KeliJLPOAKFOkNBy5wCNWGliryeAMS9gwW8TB5A4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726844AbgD3Kfh (ORCPT ); Thu, 30 Apr 2020 06:35:37 -0400 Received: from mail.kernel.org ([198.145.29.99]:53932 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726309AbgD3Kfh (ORCPT ); Thu, 30 Apr 2020 06:35:37 -0400 Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 96A7F20838; Thu, 30 Apr 2020 10:35:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588242937; bh=L8QqziWQ9h7WeebjkgKpp4eKtoL5iK1ZJnBVu8WfcFo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bqMAJNVeQMD/5NkPOqWvlor4qXznpXKcAukYXSOyriNGdcA5irT1ASbwbNljdScUo 5ouwfFgYNh87lpGTVc8HFy93WdA7aR+yd7jPUsOgnv7CkwMgjgy7693U1REDvdMZ6n 7Bs5gSMjC7eNLfqsOmKcss+bDLtRp0ZrayfinjeE= Date: Thu, 30 Apr 2020 11:35:34 +0100 From: Mark Brown To: dillon.minfei@gmail.com Cc: alexandre.torgue@st.com, mcoquelin.stm32@gmail.com, p.zabel@pengutronix.de, linux-spi@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 4/4] add SPI_SIMPLEX_RX/SPI_3WIRE_RX support for spi-stm32f4 Message-ID: <20200430103534.GA4633@sirena.org.uk> References: <1588239840-11582-1-git-send-email-dillon.minfei@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="ZGiS0Q5IWpPtfppv" Content-Disposition: inline In-Reply-To: <1588239840-11582-1-git-send-email-dillon.minfei@gmail.com> X-Cookie: Sign here without admitting guilt. User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --ZGiS0Q5IWpPtfppv Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Apr 30, 2020 at 05:44:00PM +0800, dillon.minfei@gmail.com wrote: > From: dillon min >=20 > add SPI_SIMPLEX_RX/SPI_3WIRE_RX in spi-stm32f4.c > for SPI_SIMPLEX_RX , as we running kernel in sdram, so > that the performance is not as good as internal flash, > need add send dummy data out while in rx, > otherwise will get many overrun errors. I only have patch 4 here, what's going on with dependencies? --ZGiS0Q5IWpPtfppv Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl6qqfMACgkQJNaLcl1U h9AMyQf7Bb85zBnGwJCAzPQNAwLw/QzSq+VE7JtXHycImjg0XeyDqyfqdjx5ATdZ Cv0cL9opaIRgNlkKYP5Pht4BnWLbdIJRGMfSyKL8G+4GvrtqxGqG1rfYDrXt/KgK 2lsB45S1YQ95TCPivpAT23RsYaP228a+xuSQLFGfD+1y/vgxlzPz9CrmKOoAccY7 ZVj1I1f/tzgBh/OPMa363EEs+w3EB4GxIHEjwEb2kJulioCLjllV3MiVK+RQdWC9 k8SNdtE16QX7FWk34V6DXls9wFnmncODf6tzUx/gBblRHjRC/zETeDiVatBdQBDy yaav0TQppa0lz8MY8vwMfj/kQtY4iw== =piIt -----END PGP SIGNATURE----- --ZGiS0Q5IWpPtfppv--