Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757409AbbDXOse (ORCPT ); Fri, 24 Apr 2015 10:48:34 -0400 Received: from mail-wi0-f175.google.com ([209.85.212.175]:32826 "EHLO mail-wi0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755290AbbDXOs3 (ORCPT ); Fri, 24 Apr 2015 10:48:29 -0400 From: Tomeu Vizoso To: linux-kernel@vger.kernel.org Cc: Thierry Reding , =?UTF-8?q?St=C3=A9phane=20Marchesin?= , Alexander Holler , Olof Johansson , Grant Likely , Rob Herring , devicetree@vger.kernel.org, Mark Rutland , Tomeu Vizoso Subject: [RFC 10/12] pwm: Probe PWM chip devices on demand Date: Fri, 24 Apr 2015 16:47:26 +0200 Message-Id: <1429886848-5843-11-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 2.3.6 In-Reply-To: <1429886848-5843-1-git-send-email-tomeu.vizoso@collabora.com> References: <1429886848-5843-1-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: 994 Lines: 35 When looking up a PWM chip through its DT node, ensure that the corresponding device has been registered. --- drivers/pwm/core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index ba34c7d..31f486c 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -479,6 +480,8 @@ static struct pwm_chip *of_node_to_pwmchip(struct device_node *np) { struct pwm_chip *chip; + of_platform_device_ensure(np); + mutex_lock(&pwm_lock); list_for_each_entry(chip, &pwm_chips, list) -- 2.3.6 -- 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/