From patchwork Wed Jul 1 09:41:00 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomeu Vizoso X-Patchwork-Id: 6702351 Return-Path: X-Original-To: patchwork-alsa-devel@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 E3123C05AC for ; Wed, 1 Jul 2015 09:44:51 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 351B72063F for ; Wed, 1 Jul 2015 09:44:51 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.kernel.org (Postfix) with ESMTP id EC6782062A for ; Wed, 1 Jul 2015 09:44:49 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id 42316261490; Wed, 1 Jul 2015 11:44:49 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, NO_DNS_FOR_FROM, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=no version=3.3.1 Received: from alsa0.perex.cz (localhost [IPv6:::1]) by alsa0.perex.cz (Postfix) with ESMTP id B01FD260654; Wed, 1 Jul 2015 11:42:49 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id D94A62606A5; Wed, 1 Jul 2015 11:42:47 +0200 (CEST) Received: from mail-wi0-f176.google.com (mail-wi0-f176.google.com [209.85.212.176]) by alsa0.perex.cz (Postfix) with ESMTP id 9E193260635 for ; Wed, 1 Jul 2015 11:42:40 +0200 (CEST) Received: by wibdq8 with SMTP id dq8so39835934wib.1 for ; Wed, 01 Jul 2015 02:42:38 -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=+O7JTYqrbunkHNdHVP7+qaN4Jw4ePcdLsByKcbn2f94=; b=ZidUEar0VIkVbU3QJqHRXOCLC2W14MC+KT41Yhq6+XPvY98Yrf9o2UYPhrXMeg5RZB OzSt3vD3gcQew8cZTuWaTOnwX7KcZIAtsNLu7816rqr5xbcxKWjDW73vvRc6wS72kyOE t3SjtEEXnTXVjrvhsuYDCL4SBd6kr+IYm+kDvNwuOfiw/KjEMXHqoJWdvExDPijMJ3+b i+4Bnbtw0m6gnxsCD+BZDJMuDZvBYYGVYBLsRdb9G/fSS9kqwxXgAZB9y7E2u7Z3NTZl +iU8GJbdv6cS9wCmcQqD3x0huIQehHQ6aAcB6Ob7EU2YytL1+cnQ/zS98fcVIVRGRR5r VcWQ== X-Received: by 10.180.82.230 with SMTP id l6mr40650824wiy.61.1435743758416; Wed, 01 Jul 2015 02:42:38 -0700 (PDT) Received: from cizrna.lan ([109.72.12.160]) by mx.google.com with ESMTPSA id x10sm1992663wjr.25.2015.07.01.02.42.36 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 01 Jul 2015 02:42:37 -0700 (PDT) From: Tomeu Vizoso To: linux-kernel@vger.kernel.org Date: Wed, 1 Jul 2015 11:41:00 +0200 Message-Id: <1435743667-11987-6-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 2.4.1 In-Reply-To: <1435743667-11987-1-git-send-email-tomeu.vizoso@collabora.com> References: <1435743667-11987-1-git-send-email-tomeu.vizoso@collabora.com> Cc: devicetree@vger.kernel.org, linux-fbdev@vger.kernel.org, =?UTF-8?q?Terje=20Bergstr=C3=B6m?= , Tomeu Vizoso , linux-gpio@vger.kernel.org, "Rafael J. Wysocki" , alsa-devel@alsa-project.org, dri-devel@lists.freedesktop.org, linux-acpi@vger.kernel.org, Mark Brown , linux-pwm@vger.kernel.org, linux-tegra@vger.kernel.org, Thierry Reding Subject: [alsa-devel] [PATCH v2 05/12] gpu: host1x: register dependency parser for firmware nodes X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP So others can find out dependencies of host1x clients, as specified in bindings/gpu/nvidia,tegra20-host1x.txt. Signed-off-by: Tomeu Vizoso --- Changes in v2: None drivers/gpu/host1x/dev.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index 53d3d1d..5bb10b8 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -212,6 +212,29 @@ static struct platform_driver tegra_host1x_driver = { .remove = host1x_remove, }; +static void add_dependency(struct fwnode_handle *fwnode, + const char *property, + struct list_head *deps) +{ + struct device_node *np; + + np = of_parse_phandle(to_of_node(fwnode), property, 0); + if (!np) + return; + + fwnode_add_dependency(&np->fwnode, deps); +} + +static void host1x_get_dependencies(struct fwnode_handle *fwnode, + struct list_head *deps) +{ + add_dependency(fwnode, "nvidia,dpaux", deps); + add_dependency(fwnode, "nvidia,panel", deps); + add_dependency(fwnode, "nvidia,ddc-i2c-bus", deps); + add_dependency(fwnode, "nvidia,hpd-gpio", deps); + add_dependency(fwnode, "ddc-i2c-bus", deps); +} + static int __init tegra_host1x_init(void) { int err; @@ -228,6 +251,8 @@ static int __init tegra_host1x_init(void) if (err < 0) goto unregister_host1x; + fwnode_add_dependency_parser(host1x_get_dependencies); + return 0; unregister_host1x: @@ -240,6 +265,7 @@ module_init(tegra_host1x_init); static void __exit tegra_host1x_exit(void) { + fwnode_remove_dependency_parser(host1x_get_dependencies); platform_driver_unregister(&tegra_mipi_driver); platform_driver_unregister(&tegra_host1x_driver); bus_unregister(&host1x_bus_type);