From patchwork Thu Sep 17 12:57:12 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomeu Vizoso X-Patchwork-Id: 7207381 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id DDC269F695 for ; Thu, 17 Sep 2015 13:24:58 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 0F7C52088C for ; Thu, 17 Sep 2015 13:24:58 +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 154BD208B4 for ; Thu, 17 Sep 2015 13:24:57 +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 1ZcZ9s-0006pU-7s; Thu, 17 Sep 2015 13:23:28 +0000 Received: from casper.infradead.org ([2001:770:15f::2]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZcZ9Q-0006Jz-1g for linux-arm-kernel@bombadil.infradead.org; Thu, 17 Sep 2015 13:23:00 +0000 Received: from mail-wi0-x22f.google.com ([2a00:1450:400c:c05::22f]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZcYlq-0005Uc-Qi for linux-arm-kernel@lists.infradead.org; Thu, 17 Sep 2015 12:58:39 +0000 Received: by wiclk2 with SMTP id lk2so26224393wic.1 for ; Thu, 17 Sep 2015 05:58:17 -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=GoxVa9HmIqHPO+hzk9nfXsrOliIXnqXkEC3/3/86Ro8=; b=064F/jsBYh3GjcbLO2lGqNRDd6k4RkBvYFyDZU5/jxZeo++h9Srr6eTfTPqfwNsTn4 wv4vB/qcgvHY1mGIYBCg66eufvG6vVsMiIUUwy84Z+iXqdewJgJD5Io67SBFPGzw1Wf8 A8MuRdfhdnIpX2nM8trwaLYZOgEZd3g/WiD7YksEQB5+t7RR1m8txEo/Ufmc81h213A6 eq04ulgd89KPApW3HinuZqvdx9pTAUKScvoRX2qnKNR3bpe8Bh3MepMLdeZ7YEuX+mIS zW4EEBXBbZxB6X0CHMKd+2VQ1LeAjPMqvKG16iTVG4X/h0GPgQ9PMshXY5/opWloFITe m4Kw== X-Received: by 10.195.11.3 with SMTP id ee3mr63365055wjd.89.1442494697295; Thu, 17 Sep 2015 05:58:17 -0700 (PDT) Received: from cizrna.lan ([109.72.12.203]) by smtp.gmail.com with ESMTPSA id jr5sm2203032wjc.26.2015.09.17.05.58.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 17 Sep 2015 05:58:16 -0700 (PDT) From: Tomeu Vizoso To: linux-kernel@vger.kernel.org Subject: [PATCH v5 18/23] phy: core: Probe phy providers on demand Date: Thu, 17 Sep 2015 14:57:12 +0200 Message-Id: <1442494637-3674-19-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_135838_923997_474B0A1A X-CRM114-Status: GOOD ( 13.61 ) 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 provider 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/phy/phy-core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c index fc48fac003a6..94e90031d7f3 100644 --- a/drivers/phy/phy-core.c +++ b/drivers/phy/phy-core.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include #include @@ -363,6 +364,8 @@ static struct phy *_of_phy_get(struct device_node *np, int index) if (ret) return ERR_PTR(-ENODEV); + of_device_probe(args.np); + mutex_lock(&phy_provider_mutex); phy_provider = of_phy_provider_lookup(args.np); if (IS_ERR(phy_provider) || !try_module_get(phy_provider->owner)) {