From patchwork Tue Sep 29 09:10:44 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomeu Vizoso X-Patchwork-Id: 7284321 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 9AA90BEEA4 for ; Tue, 29 Sep 2015 09:21:16 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B4C84206C5 for ; Tue, 29 Sep 2015 09:21:15 +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 ECAC6206C3 for ; Tue, 29 Sep 2015 09:21:14 +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 1Zgr4Z-000597-Cs; Tue, 29 Sep 2015 09:19:43 +0000 Received: from mail-wi0-x231.google.com ([2a00:1450:400c:c05::231]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Zgqxc-0000Jh-AN for linux-arm-kernel@lists.infradead.org; Tue, 29 Sep 2015 09:12:33 +0000 Received: by wicge5 with SMTP id ge5so140660400wic.0 for ; Tue, 29 Sep 2015 02:12:10 -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=gHl/BNMisM1wHAezZ8GmMAfrprckLDzKqLrU92jQpWs=; b=lGNyuShO/EbqZkz+HpI2PUP/HADsZPuV9UdyzOLEO4KVrCYCZW2rDA483Gw3FJe4cJ wRCRURD2gLl8CcrqZXW0qY1dYWRWM7lGUycpCUawARoIDmrm7QUleCA1O1ZSsXe42sIq vmfPuVDm6gHOTlaTMPESzMRUteJ3f80+qwzf02S1jKdMv9aOMPClrs8YW8XPGTuI6nWb EGfz8uDL6eu1pb6Vc8npmLBq4q/ylJmCiyDU2INpu7gu+AmeqWL90zaASQPz65G4gG/o YfOW2BRTfP1eRsCXOf/Z5ScOf//ZolApel63FIeACEgPpbD0+4mL0KmY+JCiw2gtXvDT anog== X-Received: by 10.180.99.66 with SMTP id eo2mr25097481wib.88.1443517930536; Tue, 29 Sep 2015 02:12:10 -0700 (PDT) Received: from cizrna.lan ([109.72.12.204]) by smtp.gmail.com with ESMTPSA id lj12sm22757276wic.0.2015.09.29.02.12.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 29 Sep 2015 02:12:09 -0700 (PDT) From: Tomeu Vizoso To: linux-kernel@vger.kernel.org Subject: [PATCH v7 06/20] pinctrl: Probe pinctrl devices on demand Date: Tue, 29 Sep 2015 11:10:44 +0200 Message-Id: <1443517859-30376-7-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 2.4.3 In-Reply-To: <1443517859-30376-1-git-send-email-tomeu.vizoso@collabora.com> References: <1443517859-30376-1-git-send-email-tomeu.vizoso@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150929_021232_530522_3AC1ED78 X-CRM114-Status: GOOD ( 12.06 ) X-Spam-Score: -2.4 (--) 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, Ulf Hansson , 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 , Russell King , 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, 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 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 Acked-by: Linus Walleij --- drivers/gpio/gpiolib-of.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index 9a439dab7a87..05da9a56608d 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -359,6 +359,8 @@ static int of_gpiochip_add_pin_range(struct gpio_chip *chip) if (ret) break; + of_device_probe(pinspec.np); + pctldev = of_pinctrl_get(pinspec.np); if (!pctldev) return -EPROBE_DEFER;