From patchwork Mon May 25 14:53:14 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomeu Vizoso X-Patchwork-Id: 6475481 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 1C425C0020 for ; Mon, 25 May 2015 15:10:12 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5B69420381 for ; Mon, 25 May 2015 15:10:08 +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 D3BB72012E for ; Mon, 25 May 2015 15:10:06 +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 1YwtyL-0003QT-Pk; Mon, 25 May 2015 15:07:21 +0000 Received: from mail-wg0-x236.google.com ([2a00:1450:400c:c00::236]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Ywtpx-0004at-JL for linux-arm-kernel@lists.infradead.org; Mon, 25 May 2015 14:58:45 +0000 Received: by wgez8 with SMTP id z8so75034242wge.0 for ; Mon, 25 May 2015 07:58:19 -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=TF6/MmaZT+ML6fhjBpq2VWmUfou3ih2BiKDUtzlbKlk=; b=OFOpTTs6R6Q1OAGLvXZx0/Mt7NHboElsk7Yg0jQzMb2nyLk6LGpd+V4K5bfmF2PXov zaSoic83Bt529sinC/zamL+bEDHCvTFT9kOAE/IrDkFBhyT+//uLj0Q4Nq0x+f9F3ooZ zpJ3G0FkcusYsroIuVTsHIkXGjP9CuiHeI4a5dAHGVBPdqG4LcSLiENzalDiem3R9L9m SE+6f1Q71zeWDYU9EdxRLcM5CiWhCcj6ENzNXmgG6K82wKs3KD8Qh2o9MwMt7F9XzwC9 Au4S4BBrpKrS8wLJmxnjpqTRUCuxlKk5PRfxObApAXjjGTgBAmVJYy/x7y8840hcwZVz qhSQ== X-Received: by 10.180.39.147 with SMTP id p19mr32129933wik.15.1432565899583; Mon, 25 May 2015 07:58:19 -0700 (PDT) Received: from cizrna.lan ([109.72.12.80]) by mx.google.com with ESMTPSA id ez19sm12258917wid.19.2015.05.25.07.58.17 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 25 May 2015 07:58:18 -0700 (PDT) From: Tomeu Vizoso To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 10/21] regulator: core: Probe regulators on demand Date: Mon, 25 May 2015 16:53:14 +0200 Message-Id: <1432565608-26036-11-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_075841_874638_E9B49D1B X-CRM114-Status: UNSURE ( 9.24 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.7 (/) Cc: Mark Rutland , Tomeu Vizoso , Mark Brown , Dmitry Torokhov , Liam Girdwood , Rob Herring , linux-kernel@vger.kernel.org, =?UTF-8?q?St=C3=A9phane=20Marchesin?= , Thierry Reding , Grant Likely , Alexander Holler 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 regulator through its DT node, ensure that the corresponding device has been registered. Signed-off-by: Tomeu Vizoso --- drivers/regulator/core.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 50f4404..3ac44fe 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include #include @@ -1286,6 +1287,7 @@ static struct regulator_dev *regulator_dev_lookup(struct device *dev, if (dev && dev->of_node) { node = of_get_regulator(dev, supply); if (node) { + of_platform_device_ensure(node); mutex_lock(®ulator_list_mutex); list_for_each_entry(r, ®ulator_list, list) if (r->dev.parent &&