From patchwork Thu Sep 17 12:57:09 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomeu Vizoso X-Patchwork-Id: 7207221 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 F32C8BEEC1 for ; Thu, 17 Sep 2015 13:11:42 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 458E92089D for ; Thu, 17 Sep 2015 13:11:38 +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 7019E20852 for ; Thu, 17 Sep 2015 13:11:37 +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 1ZcYxR-00006N-E5; Thu, 17 Sep 2015 13:10:37 +0000 Received: from mail-wi0-x22f.google.com ([2a00:1450:400c:c05::22f]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZcYlk-0006yL-GW for linux-arm-kernel@lists.infradead.org; Thu, 17 Sep 2015 12:58:33 +0000 Received: by wicgb1 with SMTP id gb1so116799060wic.1 for ; Thu, 17 Sep 2015 05:58:11 -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=XAXBn82O+7ExxR/R5pqSAQEP74WumYGL+oZyMdecdMk=; b=fWeQjHRbRW4gvwcCv9clhsq5cz1m4E+XVFBVkMSUH5mybB06OWX5xCgS2HDSINnHC8 ski6qM1egDxBhQgDjBsUkEyFkZCQ17hpA+xghWXgUbgBzgcGYiiFbRSDlA4wDeJX98Ja dBIsoasvhaiti/QSb5XtueYfOeWnGG+9b0Kdb9ZTQvhobVuUYdoh/kLo00MShTfG4fie YJ9eWGcXgX9aqk+IX/Lhu4CU6keKdmAxdIHPqmqDg1E24GV2esBf7nMb1FTqKZPAH11w 1IwhvEFIDrc2vzX/JBbj+lIbSQFi/vPedY9cVDnnOf1oMjm4RRwjxle7ciiXSoOcK7OO cPjA== X-Received: by 10.194.133.70 with SMTP id pa6mr54056495wjb.48.1442494691329; Thu, 17 Sep 2015 05:58:11 -0700 (PDT) Received: from cizrna.lan ([109.72.12.203]) by smtp.gmail.com with ESMTPSA id jr5sm2203032wjc.26.2015.09.17.05.58.09 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 17 Sep 2015 05:58:10 -0700 (PDT) From: Tomeu Vizoso To: linux-kernel@vger.kernel.org Subject: [PATCH v5 15/23] usb: phy: Probe phy devices on demand Date: Thu, 17 Sep 2015 14:57:09 +0200 Message-Id: <1442494637-3674-16-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 2.4.3 In-Reply-To: <1442494637-3674-1-git-send-email-tomeu.vizoso@collabora.com> References: <1442494637-3674-1-git-send-email-tomeu.vizoso@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150917_055832_928166_E8EE1676 X-CRM114-Status: UNSURE ( 9.80 ) X-CRM114-Notice: Please train this message. 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, 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 phy 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 --- Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None drivers/usb/phy/phy.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/usb/phy/phy.c b/drivers/usb/phy/phy.c index 98f75d2842b7..fb0b650bb494 100644 --- a/drivers/usb/phy/phy.c +++ b/drivers/usb/phy/phy.c @@ -15,6 +15,7 @@ #include #include #include +#include #include @@ -196,6 +197,8 @@ struct usb_phy *devm_usb_get_phy_by_node(struct device *dev, goto err0; } + of_device_probe(node); + spin_lock_irqsave(&phy_lock, flags); phy = __of_usb_find_phy(node);