From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932295AbbG1NVT (ORCPT ); Tue, 28 Jul 2015 09:21:19 -0400 Received: from mail-wi0-f179.google.com ([209.85.212.179]:34173 "EHLO mail-wi0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932253AbbG1NVO (ORCPT ); Tue, 28 Jul 2015 09:21:14 -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 Subject: [PATCH v2 18/22] pinctrl: Probe pinctrl devices on demand Date: Tue, 28 Jul 2015 15:19:49 +0200 Message-Id: <1438089593-7696-19-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 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/pinctrl/devicetree.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pinctrl/devicetree.c b/drivers/pinctrl/devicetree.c index fe04e748dfe4..490860f6374e 100644 --- a/drivers/pinctrl/devicetree.c +++ b/drivers/pinctrl/devicetree.c @@ -112,6 +112,7 @@ static int dt_to_map_one_config(struct pinctrl *p, const char *statename, /* Find the pin controller containing np_config */ np_pctldev = of_node_get(np_config); + fwnode_ensure_device(&np_pctldev->fwnode); for (;;) { np_pctldev = of_get_next_parent(np_pctldev); if (!np_pctldev || of_node_is_root(np_pctldev)) { -- 2.4.3