From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751822AbdFKEEq (ORCPT ); Sun, 11 Jun 2017 00:04:46 -0400 Received: from bh-25.webhostbox.net ([208.91.199.152]:49416 "EHLO bh-25.webhostbox.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750715AbdFKEEn (ORCPT ); Sun, 11 Jun 2017 00:04:43 -0400 From: Guenter Roeck To: Wim Van Sebroeck Cc: linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org, Guenter Roeck Subject: [PATCH 4/5] watchdog: it87: Use infrastructure to stop watchdog on reboot Date: Sat, 10 Jun 2017 21:04:35 -0700 Message-Id: <1497153876-22921-4-git-send-email-linux@roeck-us.net> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1497153876-22921-1-git-send-email-linux@roeck-us.net> References: <1497153876-22921-1-git-send-email-linux@roeck-us.net> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - bh-25.webhostbox.net X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - roeck-us.net X-Get-Message-Sender-Via: bh-25.webhostbox.net: authenticated_id: guenter@roeck-us.net X-Authenticated-Sender: bh-25.webhostbox.net: guenter@roeck-us.net X-Source: X-Source-Args: X-Source-Dir: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use watchdog_stop_on_reboot() to stop the watchdog on reboot instead of registering a driver-specific notifier. While at it, reorder remaining include files alphabetically. Signed-off-by: Guenter Roeck --- drivers/watchdog/it87_wdt.c | 34 +++++----------------------------- 1 file changed, 5 insertions(+), 29 deletions(-) diff --git a/drivers/watchdog/it87_wdt.c b/drivers/watchdog/it87_wdt.c index 29aea28628c8..07f4727eb7f4 100644 --- a/drivers/watchdog/it87_wdt.c +++ b/drivers/watchdog/it87_wdt.c @@ -28,15 +28,13 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#include +#include +#include #include #include #include -#include -#include #include -#include -#include -#include #define WATCHDOG_NAME "IT87 WDT" @@ -260,18 +258,6 @@ static struct watchdog_device wdt_dev = { .min_timeout = 1, }; -static int wdt_notify_sys(struct notifier_block *this, unsigned long code, - void *unused) -{ - if (code == SYS_DOWN || code == SYS_HALT) - wdt_stop(&wdt_dev); - return NOTIFY_DONE; -} - -static struct notifier_block wdt_notifier = { - .notifier_call = wdt_notify_sys, -}; - static int __init it87_wdt_init(void) { u8 chip_rev; @@ -338,32 +324,22 @@ static int __init it87_wdt_init(void) wdt_dev.timeout = timeout; wdt_dev.max_timeout = max_units * 60; - rc = register_reboot_notifier(&wdt_notifier); - if (rc) { - pr_err("Cannot register reboot notifier (err=%d)\n", rc); - return rc; - } - + watchdog_stop_on_reboot(&wdt_dev); rc = watchdog_register_device(&wdt_dev); if (rc) { pr_err("Cannot register watchdog device (err=%d)\n", rc); - goto err_out_reboot; + return rc; } pr_info("Chip IT%04x revision %d initialized. timeout=%d sec (nowayout=%d testmode=%d)\n", chip_type, chip_rev, timeout, nowayout, testmode); return 0; - -err_out_reboot: - unregister_reboot_notifier(&wdt_notifier); - return rc; } static void __exit it87_wdt_exit(void) { watchdog_unregister_device(&wdt_dev); - unregister_reboot_notifier(&wdt_notifier); } module_init(it87_wdt_init); -- 2.7.4