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 99A67C433E1 for ; Fri, 15 May 2020 12:18:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6CE51207BB for ; Fri, 15 May 2020 12:18:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589545099; bh=9Dg/geS2WY+PUCSchXgvzv5fjHqTZmz9+jvLFZU/CVk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=1VyWsm0BG6jj3fvmI86wbbgWab4QfRNj8fA/jVS1coxSUZvJ8jiMoWXf816mD+8Yi /O7ZzQBdHwx79CEcvc8B7NDqfFBe104m+f8HWzOQSYKX/vnYhXtCegWp8nzYqxKCu6 HS/iq9vxGDRoODHj3/OR8R19tjWL2QMEafPbkUkw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726171AbgEOMSS (ORCPT ); Fri, 15 May 2020 08:18:18 -0400 Received: from mail.kernel.org ([198.145.29.99]:41112 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726097AbgEOMSS (ORCPT ); Fri, 15 May 2020 08:18:18 -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 314F620657; Fri, 15 May 2020 12:18:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589545097; bh=9Dg/geS2WY+PUCSchXgvzv5fjHqTZmz9+jvLFZU/CVk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=CQQTEjckxGY/W83cT10BNBZpSDTjsBfPUY2FAR25YZH/9JWCBOUPJQJwtg6k5cO8B 9swqCX90fbexiEfXNmj5VBA6MMcXdsKYCU1I8XywHW4ZlrXOYjz9tXZJYJlZuFIJUV 9KFNoM4hPDFlo8tos+IBi17ssR511l4fBOSAByxE= Date: Fri, 15 May 2020 13:18:15 +0100 From: Mark Brown To: Andy Shevchenko Cc: Serge Semin , Serge Semin , Georgy Vlasov , Ramil Zaripov , Alexey Malahov , Thomas Bogendoerfer , Paul Burton , Ralf Baechle , Arnd Bergmann , Allison Randal , Gareth Williams , Rob Herring , linux-mips@vger.kernel.org, devicetree@vger.kernel.org, Jarkko Nikula , Wan Ahmad Zainie , Thomas Gleixner , "wuxu.wu" , Clement Leger , linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 02/19] spi: dw: Add Tx/Rx finish wait methods to the MID DMA Message-ID: <20200515121815.GB5066@sirena.org.uk> References: <20200508132943.9826-1-Sergey.Semin@baikalelectronics.ru> <20200515104758.6934-1-Sergey.Semin@baikalelectronics.ru> <20200515104758.6934-3-Sergey.Semin@baikalelectronics.ru> <20200515120111.GV185537@smile.fi.intel.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="uZ3hkaAS1mZxFaxD" Content-Disposition: inline In-Reply-To: <20200515120111.GV185537@smile.fi.intel.com> X-Cookie: Avoid contact with eyes. 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 --uZ3hkaAS1mZxFaxD Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Fri, May 15, 2020 at 03:01:11PM +0300, Andy Shevchenko wrote: > General question, doesn't spi core provides us some helpers like > spi_delay_exec()? Well, nobody wrote one. It's also a bit tricky to handle given that often you're checking some controller specific things while a FIFO in the IP drains/fills, though nothing insurmountable. --uZ3hkaAS1mZxFaxD Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl6+iIYACgkQJNaLcl1U h9Ai9gf+L810S4G5FCw8xL+m5zD7ORCJcMsd3SyOTjWilDCVqE0lho+9a9VgkUGX tXDOyyVkifm7oAFMOZRSyO5AtoP6TT8+YqWhtBeXshAkp3SESd5prUL6RcRyoYOi g3LGxYtMxOOs+qXjBzWgv/XVANdxtzIEnFvuXdZyMKernn0/O430Wu8L0KQVTwlG 379zc5OSsqCCGpYXFFmPFZnUxuDZMQCLwIQXH5YAK5nuNm5OxaAdTL3yGvm8z2Kd 0HiCxfIEoDkoE3yPE9nRRs9AYrzIBjVFho63Llc4i06PEEkOaxpTJR5cWAxsHsQz vbar6grUb1yOarmWFEoQnNo3tdWTQg== =oiQY -----END PGP SIGNATURE----- --uZ3hkaAS1mZxFaxD--