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_PASS,USER_AGENT_MUTT autolearn=ham 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 3879CC10F11 for ; Wed, 10 Apr 2019 12:56:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 073A020820 for ; Wed, 10 Apr 2019 12:56:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1554900986; bh=0qcpQ2GGG9kn3wYUVYvjk/0EKVBvavKaRKoEcrHoHjo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=LrJ98qSD720FqZtbCTZGWv6Yxjigqvdw+GtV8MAYvZ6rGb30dlTEIyBUUNSvHANuM RQXwIAl1uSd1GGa6k9Q8hIalTHP43Jr2iTscnKlF6L7xYFvuL5uJkSugNyX4aafpLi nvvAz/ohzKw73HAHw3EyvIGNHSD/y2U4iC6bR3/c= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732239AbfDJM4Y (ORCPT ); Wed, 10 Apr 2019 08:56:24 -0400 Received: from heliosphere.sirena.org.uk ([172.104.155.198]:56788 "EHLO heliosphere.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729140AbfDJM4X (ORCPT ); Wed, 10 Apr 2019 08:56:23 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=0qcpQ2GGG9kn3wYUVYvjk/0EKVBvavKaRKoEcrHoHjo=; b=wISZ7igI6K78l4KTnUrntsxeX 6l5mqdpgjfSYmuoymshDjPTzUqCA/MkBU4T6jRAgo9MtdcDBbpmcunM/AhkPqN8N6sk6E1Q8AJh8w LRPEmCBMuovEwkQbM+/+J7e89IA/LBP26dX5t329xbs6Dxb4LBSO+a/ONqnmFiNZkBLog=; Received: from cpc102320-sgyl38-2-0-cust46.18-2.cable.virginm.net ([82.37.168.47] helo=debutante.sirena.org.uk) by heliosphere.sirena.org.uk with esmtpa (Exim 4.89) (envelope-from ) id 1hEClx-0000QK-G5; Wed, 10 Apr 2019 12:56:13 +0000 Received: by debutante.sirena.org.uk (Postfix, from userid 1000) id 467801128ED3; Wed, 10 Apr 2019 13:56:12 +0100 (BST) Date: Wed, 10 Apr 2019 13:56:12 +0100 From: Mark Brown To: Flavio Suligoi Cc: Daniel Mack , Haojian Zhuang , Robert Jarzmik , linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] spi: pxa2xx: use a module softdep for dw_dmac Message-ID: <20190410125612.GR6106@sirena.org.uk> References: <1554900696-28858-1-git-send-email-f.suligoi@asem.it> <1554900696-28858-2-git-send-email-f.suligoi@asem.it> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="PPxI8paQBs33t8dK" Content-Disposition: inline In-Reply-To: <1554900696-28858-2-git-send-email-f.suligoi@asem.it> X-Cookie: teamwork, n.: 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 --PPxI8paQBs33t8dK Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Apr 10, 2019 at 02:51:36PM +0200, Flavio Suligoi wrote: > With dw_dmac, sometimes the request of a DMA channel fails because > the DMA driver is not ready, so an explicit dependency request > is necessary. While this isn't going to hurt anything and might actually help so it's fine doesn't this also suggest that there's an issue with deferred probe going on as well? --PPxI8paQBs33t8dK Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAlyt5+sACgkQJNaLcl1U h9BN8Qf+M8pv+qvn+ML2aGV0KTB3Eifgjqx1GoYtmxwT6D/Qph4QE8YjFoBeIBBQ gS73KJSjgLkRmqDTe7WHqxcqDAJIkry4MeeSPAAzfxInkaMih10aGTCNRsLZu7YT 1rysutG7WmictAhA2oxCrDOOayQgUM8dTTCpEsBAXyIGcavHVnjLgNJp4DEHSsZC HaIOgTnzdbFdXYv/nBDp32uhVsYEmCiYJ+PEx6RY5HKpHauu+1S3qsZ5ccWuNKxp I9jdvvjxTHA/IfR9fBZQZnj5uW8qxN7QHRAdEkV0P55KUrISQlHMdKqTT6nWXg2n 1HdFhz+hDYAVg3xb5DhsHPUIR+1Wog== =LXu7 -----END PGP SIGNATURE----- --PPxI8paQBs33t8dK--