Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932381AbbG1N2h (ORCPT ); Tue, 28 Jul 2015 09:28:37 -0400 Received: from mail-wi0-f174.google.com ([209.85.212.174]:34574 "EHLO mail-wi0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754935AbbG1NUt (ORCPT ); Tue, 28 Jul 2015 09:20:49 -0400 From: Tomeu Vizoso To: linux-kernel@vger.kernel.org Cc: Stephen Warren , Javier Martinez Canillas , Mark Brown , Thierry Reding , "Rafael J. Wysocki" , linux-arm-kernel@lists.infradead.org, Dmitry Torokhov , devicetree@vger.kernel.org, Linus Walleij , linux-acpi@vger.kernel.org, Arnd Bergmann , Tomeu Vizoso , linux-gpio@vger.kernel.org, Alexandre Courbot Subject: [PATCH v2 08/22] gpio: Probe pinctrl devices on demand Date: Tue, 28 Jul 2015 15:19:39 +0200 Message-Id: <1438089593-7696-9-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 2.4.3 In-Reply-To: <1438089593-7696-1-git-send-email-tomeu.vizoso@collabora.com> References: <1438089593-7696-1-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: 1105 Lines: 36 When looking up a pin controller through its firmware 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 v2: None drivers/gpio/gpiolib-of.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index 31a6b18a6542..2a6379c1fea7 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -358,6 +358,8 @@ static int of_gpiochip_add_pin_range(struct gpio_chip *chip) if (ret) break; + fwnode_ensure_device(&pinspec.np->fwnode); + pctldev = of_pinctrl_get(pinspec.np); if (!pctldev) return -EPROBE_DEFER; -- 2.4.3 -- 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/