Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752045AbbEYPBM (ORCPT ); Mon, 25 May 2015 11:01:12 -0400 Received: from mail-wi0-f176.google.com ([209.85.212.176]:38392 "EHLO mail-wi0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751630AbbEYO6c (ORCPT ); Mon, 25 May 2015 10:58:32 -0400 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 , Jingoo Han , Lee Jones , Jean-Christophe Plagniol-Villard , Tomi Valkeinen , linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 15/21] backlight: Probe backlight devices on demand Date: Mon, 25 May 2015 16:53:19 +0200 Message-Id: <1432565608-26036-16-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-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1205 Lines: 37 When looking up a backlight device through its DT node, ensure that the corresponding device has been registered. Signed-off-by: Tomeu Vizoso --- drivers/video/backlight/backlight.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index bddc8b1..fe7833b 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -559,6 +560,8 @@ struct backlight_device *of_find_backlight_by_node(struct device_node *node) { struct device *dev; + of_platform_device_ensure(node); + dev = class_find_device(backlight_class, NULL, node, of_parent_match); return dev ? to_backlight_device(dev) : NULL; -- 2.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/