From bedbef8ad3e75a304af6361af235302bcc61d06b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 14 May 2024 06:39:01 +0000
Subject: [PATCH] 修改内核路径
---
kernel/drivers/watchdog/gpio_wdt.c | 29 ++++++++++-------------------
1 files changed, 10 insertions(+), 19 deletions(-)
diff --git a/kernel/drivers/watchdog/gpio_wdt.c b/kernel/drivers/watchdog/gpio_wdt.c
index ea77cae..0923201 100644
--- a/kernel/drivers/watchdog/gpio_wdt.c
+++ b/kernel/drivers/watchdog/gpio_wdt.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for watchdog device controlled through GPIO-line
*
* Author: 2013, Alexander Shiyan <shc_work@mail.ru>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/err.h>
@@ -16,6 +12,12 @@
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/watchdog.h>
+
+static bool nowayout = WATCHDOG_NOWAYOUT;
+module_param(nowayout, bool, 0);
+MODULE_PARM_DESC(nowayout,
+ "Watchdog cannot be stopped once started (default="
+ __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
#define SOFT_TIMEOUT_MIN 1
#define SOFT_TIMEOUT_DEF 60
@@ -154,25 +156,15 @@
priv->wdd.parent = dev;
priv->wdd.timeout = SOFT_TIMEOUT_DEF;
- watchdog_init_timeout(&priv->wdd, 0, &pdev->dev);
+ watchdog_init_timeout(&priv->wdd, 0, dev);
+ watchdog_set_nowayout(&priv->wdd, nowayout);
watchdog_stop_on_reboot(&priv->wdd);
if (priv->always_running)
gpio_wdt_start(&priv->wdd);
- ret = watchdog_register_device(&priv->wdd);
-
- return ret;
-}
-
-static int gpio_wdt_remove(struct platform_device *pdev)
-{
- struct gpio_wdt_priv *priv = platform_get_drvdata(pdev);
-
- watchdog_unregister_device(&priv->wdd);
-
- return 0;
+ return devm_watchdog_register_device(dev, &priv->wdd);
}
static const struct of_device_id gpio_wdt_dt_ids[] = {
@@ -187,7 +179,6 @@
.of_match_table = gpio_wdt_dt_ids,
},
.probe = gpio_wdt_probe,
- .remove = gpio_wdt_remove,
};
#ifdef CONFIG_GPIO_WATCHDOG_ARCH_INITCALL
--
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