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=-3.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 63E70C433DF for ; Wed, 20 May 2020 08:49:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2FBBD207D3 for ; Wed, 20 May 2020 08:49:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="GuF8N+/d" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726845AbgETIt5 (ORCPT ); Wed, 20 May 2020 04:49:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59520 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726435AbgETIt5 (ORCPT ); Wed, 20 May 2020 04:49:57 -0400 Received: from mail-wm1-x343.google.com (mail-wm1-x343.google.com [IPv6:2a00:1450:4864:20::343]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B6E63C061A0E for ; Wed, 20 May 2020 01:49:56 -0700 (PDT) Received: by mail-wm1-x343.google.com with SMTP id n18so2000923wmj.5 for ; Wed, 20 May 2020 01:49:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to; bh=NWaEHiofUdf6wDwIAUa4y4wi7tw1BiA51/qEMLgs6AU=; b=GuF8N+/dbPRSqOaevF9sTk9YryCPv4r7ZqF95iG8M/GZV046sf+1OpVYRUmJ752O9n tLXAERYZqA7k029FQshrGhBiG7tb2rtPY4ogy4K9IyTelhqOq+SVqMCmU49UIRwHlDxZ XJbwXHFhkhNqLBWhbTi4FFgUgCKGRUClXdUGodLuhTUp2TyZe4KEMoou11NlGQUA/wCq 6IL8M5cqfbhyfM7K3u2w/YSXQG7ruenssF6HkITumCnwrTls78z0FPxhBCagma1UNfBB DNC8eumC5kfd7gwArsj/TdT7Kd0tYyKMNN79bt9sHM1SUcbk+xmLbHj+qCq/ltslGHEq D8zg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to; bh=NWaEHiofUdf6wDwIAUa4y4wi7tw1BiA51/qEMLgs6AU=; b=tuNuxLzmJQ4oG7oYDi9xq4iiMh56LABO6Nz7TuZacBJyz5++Dn5F5vnp5VXG8f/nId AgBbR1ME+zFzSSG61guk6cHlssLCQ0xP/jwv+U4JnTxsUTP9nR6lgMrdDFU59Or/q7/R C+JiyPFIYmOQK5MrUHT7MxOZhLsv6EjeOgRrCD2P7X8itS/d4FX8IdfsUl5ZsVlInluA A5M98MXid4+wudS5uN/dFS+00IHNoe/gxjRDT5PtPOOzux5Quq/SHASvHBo9YE90d9R+ iXm9TIdC+etO/hH39LlBJSMbLnIaJaecDhd62h6FpymPJpZ1HBpySCSVkuwqaBSXmm2N Ayqw== X-Gm-Message-State: AOAM532swYHHEkmNTbBVmofDdzfdGkeeC0JYUKZobC5We4/7I5CrNDYL xkUo72emSv2jeaiLC6wkttzw2Q== X-Google-Smtp-Source: ABdhPJyep+rJQfzqk9gMxRBnRY9lMOYkgMnXKzNjAD/1SMDl4Fj2JnyisEDn3M3lozBwoT6aLNE+pg== X-Received: by 2002:a7b:c4d2:: with SMTP id g18mr3413772wmk.99.1589964595466; Wed, 20 May 2020 01:49:55 -0700 (PDT) Received: from dell ([95.149.164.102]) by smtp.gmail.com with ESMTPSA id s8sm2168440wrg.34.2020.05.20.01.49.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 May 2020 01:49:54 -0700 (PDT) Date: Wed, 20 May 2020 09:49:53 +0100 From: Lee Jones To: Peter Ujfalusi Cc: fabrice.gasnier@st.com, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, vkoul@kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] mfd: stm32-timers: Use dma_request_chan() instead dma_request_slave_channel() Message-ID: <20200520084953.GC271301@dell> References: <20200107105959.18920-1-peter.ujfalusi@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20200107105959.18920-1-peter.ujfalusi@ti.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 07 Jan 2020, Peter Ujfalusi wrote: > dma_request_slave_channel() is a wrapper on top of dma_request_chan() > eating up the error code. > > By using dma_request_chan() directly the driver can support deferred > probing against DMA. > > Signed-off-by: Peter Ujfalusi > --- > Hi, > > Changes since v1: > - Fall back to PIO mode only in case of ENODEV and report all other errors > > Regards, > Peter > > drivers/mfd/stm32-timers.c | 32 +++++++++++++++++++++++--------- > 1 file changed, 23 insertions(+), 9 deletions(-) Applied, thanks. -- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog