From patchwork Fri Jan 10 13:19:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 1221079 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=glider.be Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47vNqx6xcRz9sRQ for ; Sat, 11 Jan 2020 00:19:41 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727641AbgAJNTl (ORCPT ); Fri, 10 Jan 2020 08:19:41 -0500 Received: from laurent.telenet-ops.be ([195.130.137.89]:51724 "EHLO laurent.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727718AbgAJNTb (ORCPT ); Fri, 10 Jan 2020 08:19:31 -0500 Received: from ramsan ([84.195.182.253]) by laurent.telenet-ops.be with bizsmtp id odKU2100A5USYZQ01dKUuT; Fri, 10 Jan 2020 14:19:28 +0100 Received: from rox.of.borg ([192.168.97.57]) by ramsan with esmtp (Exim 4.90_1) (envelope-from ) id 1ipuCG-0007X1-CU; Fri, 10 Jan 2020 14:19:28 +0100 Received: from geert by rox.of.borg with local (Exim 4.90_1) (envelope-from ) id 1ipuCG-0000IA-Ba; Fri, 10 Jan 2020 14:19:28 +0100 From: Geert Uytterhoeven To: Linus Walleij Cc: linux-gpio@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-sh@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH 06/13] pinctrl: sh-pfc: checker: Improve pin checks Date: Fri, 10 Jan 2020 14:19:20 +0100 Message-Id: <20200110131927.1029-7-geert+renesas@glider.be> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200110131927.1029-1-geert+renesas@glider.be> References: <20200110131927.1029-1-geert+renesas@glider.be> Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Improve the checks for pin descriptors: 1. Introduce local variables for the current pin, to make the checks easier to read, 2. Pins must have a name, 3. Fix double printing of identical pin names. Signed-off-by: Geert Uytterhoeven --- drivers/pinctrl/sh-pfc/core.c | 30 ++++++++++++++++-------------- 1 file changed, 16 insertions(+), 14 deletions(-) diff --git a/drivers/pinctrl/sh-pfc/core.c b/drivers/pinctrl/sh-pfc/core.c index f82f483b98a25da5..6ff0f19403dc7813 100644 --- a/drivers/pinctrl/sh-pfc/core.c +++ b/drivers/pinctrl/sh-pfc/core.c @@ -860,25 +860,27 @@ static void __init sh_pfc_check_info(const struct sh_pfc_soc_info *info) /* Check pins */ for (i = 0; i < info->nr_pins; i++) { + const struct sh_pfc_pin *pin = &info->pins[i]; + + if (!pin->name) { + sh_pfc_err("empty pin %u\n", i); + continue; + } for (j = 0; j < i; j++) { - if (same_name(info->pins[i].name, info->pins[j].name)) - sh_pfc_err("pin %s/%s: name conflict\n", - info->pins[i].name, - info->pins[j].name); + const struct sh_pfc_pin *pin2 = &info->pins[j]; + + if (same_name(pin->name, pin2->name)) + sh_pfc_err("pin %s: name conflict\n", + pin->name); - if (info->pins[i].pin != (u16)-1 && - info->pins[i].pin == info->pins[j].pin) + if (pin->pin != (u16)-1 && pin->pin == pin2->pin) sh_pfc_err("pin %s/%s: pin %u conflict\n", - info->pins[i].name, - info->pins[j].name, - info->pins[i].pin); + pin->name, pin2->name, pin->pin); - if (info->pins[i].enum_id && - info->pins[i].enum_id == info->pins[j].enum_id) + if (pin->enum_id && pin->enum_id == pin2->enum_id) sh_pfc_err("pin %s/%s: enum_id %u conflict\n", - info->pins[i].name, - info->pins[j].name, - info->pins[i].enum_id); + pin->name, pin2->name, + pin->enum_id); } }