From patchwork Mon May 25 14:53:16 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomeu Vizoso X-Patchwork-Id: 476231 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id F396E1402B4 for ; Tue, 26 May 2015 00:59:07 +1000 (AEST) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b=AjS4juqd; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750909AbbEYO61 (ORCPT ); Mon, 25 May 2015 10:58:27 -0400 Received: from mail-wi0-f180.google.com ([209.85.212.180]:33800 "EHLO mail-wi0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750853AbbEYO6Z (ORCPT ); Mon, 25 May 2015 10:58:25 -0400 Received: by wicmc15 with SMTP id mc15so42515135wic.1; Mon, 25 May 2015 07:58:23 -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=pCu4IDuEvGL1aH3cEjxHvZC0YId7RN/ygo+d3wdY41U=; b=AjS4juqdz1XqxybqIoqGdQwGiBPfb0WL5VDhUVXg6D3tk+SI8NxSTB9Qo0CIb3hj1w 6OFs94ermi0vuc2+GZ1JrBIfxORDMFR/xWURCJbzOknGXMzwIsRy2de93fh2ZlsY2Cm3 lSaJ3YKo/ueDCdjPOcrY0Z8xqaOk+8a8Gcx5cFx5gJuRFCCH6JBhjmQOzAWyx5V6FWfZ JResWVKyvmID4o7lNIWuBrs67dM9RJq68OtWBej7yMsL4/glwMACLRHRaDm53fg2UKBv 4/gr4C5NmSzygbavmcX/lBa3PmCFsFx2AxftuWalRLmgThewP47YVxlpiNlbSgAiGRyi LHkg== X-Received: by 10.194.123.4 with SMTP id lw4mr972820wjb.94.1432565903748; Mon, 25 May 2015 07:58:23 -0700 (PDT) Received: from cizrna.lan ([109.72.12.80]) by mx.google.com with ESMTPSA id ez19sm12258917wid.19.2015.05.25.07.58.21 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 25 May 2015 07:58:22 -0700 (PDT) From: Tomeu Vizoso To: linux-arm-kernel@lists.infradead.org Cc: =?UTF-8?q?St=C3=A9phane=20Marchesin?= , Thierry Reding , Dmitry Torokhov , Alexander Holler , Grant Likely , Rob Herring , Mark Rutland , Tomeu Vizoso , =?UTF-8?q?Terje=20Bergstr=C3=B6m?= , David Airlie , Stephen Warren , Alexandre Courbot , dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 12/21] drm/tegra: Probe dpaux devices on demand Date: Mon, 25 May 2015 16:53:16 +0200 Message-Id: <1432565608-26036-13-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 2.4.1 In-Reply-To: <1432565608-26036-1-git-send-email-tomeu.vizoso@collabora.com> References: <1432565608-26036-1-git-send-email-tomeu.vizoso@collabora.com> Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org When looking up a dpaux device through its DT node, ensure that the corresponding device has been registered. Signed-off-by: Tomeu Vizoso --- drivers/gpu/drm/tegra/dpaux.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c index d6b55e3..10bba41 100644 --- a/drivers/gpu/drm/tegra/dpaux.c +++ b/drivers/gpu/drm/tegra/dpaux.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -397,6 +398,8 @@ struct tegra_dpaux *tegra_dpaux_find_by_of_node(struct device_node *np) { struct tegra_dpaux *dpaux; + of_platform_device_ensure(np); + mutex_lock(&dpaux_lock); list_for_each_entry(dpaux, &dpaux_list, list)