From patchwork Mon May 25 14:53:21 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomeu Vizoso X-Patchwork-Id: 6475641 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 8E0FAC0020 for ; Mon, 25 May 2015 15:15:48 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B9560203B6 for ; Mon, 25 May 2015 15:15:43 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 06BC62012E for ; Mon, 25 May 2015 15:15:39 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Ywu3b-0000Ud-2J; Mon, 25 May 2015 15:12:47 +0000 Received: from mail-wg0-x22c.google.com ([2a00:1450:400c:c00::22c]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YwtqE-0004eY-9f for linux-arm-kernel@lists.infradead.org; Mon, 25 May 2015 14:59:03 +0000 Received: by wgme6 with SMTP id e6so6497937wgm.2 for ; Mon, 25 May 2015 07:58:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=OSfHJpSOao3IQ49AEk7+yu0RmMsary/RnSv1iOBjcug=; b=c6+mwrvLwATEQwbFIPkK4tMqai4Lp9PDgyfMePFaFJnKP86vahD57yHzmVT1hYR9Bt F8nwEKpoKnsHI5LphhOp7RSra+xAmr7gZ9tglWkbYfnRIFAvb+eHattCYz4JXckPAd18 knGVTuqxkeL7eQnUF9zsM/wC8YOFb2AJvDJzfUvWLEYMQqjb4vibaGkEr/pH6gD3JZl7 nllyH3egKXJErcVJsLsQwbPdPiRDzXRYBFNxUqIHHxhqWa8TJlvn9xvVQL9tXTsH0N6w CtB4peZqJSxOQnFMZUsyFwmJs4Puc9pg2aqaFBSennwzRs24WhU9RjTgO31CMLVquj6f ASeQ== X-Received: by 10.181.29.100 with SMTP id jv4mr31599343wid.4.1432565915491; Mon, 25 May 2015 07:58:35 -0700 (PDT) Received: from cizrna.lan ([109.72.12.80]) by mx.google.com with ESMTPSA id ez19sm12258917wid.19.2015.05.25.07.58.33 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 25 May 2015 07:58:34 -0700 (PDT) From: Tomeu Vizoso To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 17/21] clk: Probe clk providers on demand Date: Mon, 25 May 2015 16:53:21 +0200 Message-Id: <1432565608-26036-18-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 2.4.1 In-Reply-To: <1432565608-26036-1-git-send-email-tomeu.vizoso@collabora.com> References: <1432565608-26036-1-git-send-email-tomeu.vizoso@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150525_075858_508961_BBDE4B46 X-CRM114-Status: UNSURE ( 9.78 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.7 (/) Cc: Mark Rutland , Mike Turquette , Tomeu Vizoso , Dmitry Torokhov , Stephen Boyd , linux-kernel@vger.kernel.org, Rob Herring , =?UTF-8?q?St=C3=A9phane=20Marchesin?= , Thierry Reding , Grant Likely , Alexander Holler , linux-clk@vger.kernel.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED, T_DKIM_INVALID, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP When looking up a clk through its DT node, ensure that the corresponding device has been registered. Signed-off-by: Tomeu Vizoso --- drivers/clk/clk.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 5b0f418..f9e8a8d 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include #include @@ -2985,6 +2986,8 @@ struct clk *__of_clk_get_from_provider(struct of_phandle_args *clkspec, if (!clkspec) return ERR_PTR(-EINVAL); + of_platform_device_ensure(clkspec->np); + /* Check if we have such a provider in our array */ mutex_lock(&of_clk_mutex); list_for_each_entry(provider, &of_clk_providers, link) {