From patchwork Mon Sep 21 14:02:56 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomeu Vizoso X-Patchwork-Id: 7231661 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 66307BEEC1 for ; Mon, 21 Sep 2015 14:11:07 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E2F9920450 for ; Mon, 21 Sep 2015 14:11:01 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 514B8203ED for ; Mon, 21 Sep 2015 14:10:57 +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 1Ze1kq-0006z4-Hp; Mon, 21 Sep 2015 14:07:40 +0000 Received: from mail-wi0-x22c.google.com ([2a00:1450:400c:c05::22c]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Ze1hh-0002CB-DE for linux-arm-kernel@lists.infradead.org; Mon, 21 Sep 2015 14:04:27 +0000 Received: by wiclk2 with SMTP id lk2so113294166wic.1 for ; Mon, 21 Sep 2015 07:04:04 -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=M30vZ2cvdrAy7rAYvJIO0eMFHtbrQSXyWYpQcj47sh8=; b=ciUJaBrEYKb5lY9L+YuJDDzIPisbzZljDBNGNZF++naeLnKEKbKoQGBKPcA29uEJvm JhrX0jixROCelCkTeGLql5kcsmfUvJ2G2deC8uXLkt5PyMG+CkdmrkTnz9uuBqiMXq/C lBBSvVkpyAFDuKvC5qdKfcjZxbXUKlC2wNVJ7U8T8UDsTrBIRLIsdwzoX/MDFLBOC+19 cd139i4tF7RLj0HtUQisBQXYQuGolh3sXD/t4J8+6FPpy6LScqi5B0/nDDzJTWj4ayTL FtPznP3BUXpGr51p6Q1FijxtrKZON8p7kUgMyf5Z6iRKJI2YMfyvIaDCA98CciJ4T62f 26Mg== X-Received: by 10.180.230.197 with SMTP id ta5mr13180264wic.26.1442844242586; Mon, 21 Sep 2015 07:04:02 -0700 (PDT) Received: from cizrna.lan ([109.72.12.69]) by smtp.gmail.com with ESMTPSA id gk9sm13687031wib.9.2015.09.21.07.04.00 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 21 Sep 2015 07:04:01 -0700 (PDT) From: Tomeu Vizoso To: linux-kernel@vger.kernel.org Subject: [PATCH v6 16/22] pinctrl: Probe pinctrl devices on demand Date: Mon, 21 Sep 2015 16:02:56 +0200 Message-Id: <1442844182-27787-17-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 2.4.3 In-Reply-To: <1442844182-27787-1-git-send-email-tomeu.vizoso@collabora.com> References: <1442844182-27787-1-git-send-email-tomeu.vizoso@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150921_070425_733577_2EB23589 X-CRM114-Status: GOOD ( 13.26 ) X-Spam-Score: -2.6 (--) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tomeu Vizoso , devicetree@vger.kernel.org, linux-acpi@vger.kernel.org, Arnd Bergmann , Stephen Warren , Greg Kroah-Hartman , Linus Walleij , Dmitry Torokhov , "Rafael J. Wysocki" , Rob Herring , Javier Martinez Canillas , Mark Brown , Thierry Reding , Alan Stern , linux-arm-kernel@lists.infradead.org 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,RP_MATCHES_RCVD,T_DKIM_INVALID,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 pin controller through its OF node, probe it if it hasn't already. The goal is to reduce deferred probes to a minimum, as it makes it very cumbersome to find out why a device failed to probe, and can introduce very big delays in when a critical device is probed. Signed-off-by: Tomeu Vizoso --- drivers/pinctrl/devicetree.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pinctrl/devicetree.c b/drivers/pinctrl/devicetree.c index fe04e748dfe4..f5340b8e1dbe 100644 --- a/drivers/pinctrl/devicetree.c +++ b/drivers/pinctrl/devicetree.c @@ -18,6 +18,7 @@ #include #include +#include #include #include @@ -110,6 +111,8 @@ static int dt_to_map_one_config(struct pinctrl *p, const char *statename, struct pinctrl_map *map; unsigned num_maps; + of_device_probe(np_config); + /* Find the pin controller containing np_config */ np_pctldev = of_node_get(np_config); for (;;) {