From 748e4f3d702def1a4bff191e0cf93b6a05340f01 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:41:34 +0000
Subject: [PATCH] add gpio led uart
---
kernel/drivers/watchdog/rc32434_wdt.c | 16 ++++++----------
1 files changed, 6 insertions(+), 10 deletions(-)
diff --git a/kernel/drivers/watchdog/rc32434_wdt.c b/kernel/drivers/watchdog/rc32434_wdt.c
index 3a75f3b..e74802f 100644
--- a/kernel/drivers/watchdog/rc32434_wdt.c
+++ b/kernel/drivers/watchdog/rc32434_wdt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* IDT Interprise 79RC32434 watchdog driver
*
@@ -9,12 +10,6 @@
*
* (c) Copyright 1996 Alan Cox <alan@lxorguk.ukuu.org.uk>,
* All Rights Reserved.
- *
- * 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.
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -31,7 +26,7 @@
#include <linux/platform_device.h> /* For platform_driver framework */
#include <linux/spinlock.h> /* For spin_lock/spin_unlock/... */
#include <linux/uaccess.h> /* For copy_to_user/put_user/... */
-#include <linux/io.h> /* For devm_ioremap_nocache */
+#include <linux/io.h> /* For devm_ioremap */
#include <asm/mach-rc32434/integ.h> /* For the Watchdog registers */
@@ -150,7 +145,7 @@
rc32434_wdt_start();
rc32434_wdt_ping();
- return nonseekable_open(inode, file);
+ return stream_open(inode, file);
}
static int rc32434_wdt_release(struct inode *inode, struct file *file)
@@ -235,7 +230,7 @@
return -EFAULT;
if (rc32434_wdt_set(new_timeout))
return -EINVAL;
- /* Fall through */
+ fallthrough;
case WDIOC_GETTIMEOUT:
return copy_to_user(argp, &timeout, sizeof(int)) ? -EFAULT : 0;
default:
@@ -250,6 +245,7 @@
.llseek = no_llseek,
.write = rc32434_wdt_write,
.unlocked_ioctl = rc32434_wdt_ioctl,
+ .compat_ioctl = compat_ptr_ioctl,
.open = rc32434_wdt_open,
.release = rc32434_wdt_release,
};
@@ -271,7 +267,7 @@
return -ENODEV;
}
- wdt_reg = devm_ioremap_nocache(&pdev->dev, r->start, resource_size(r));
+ wdt_reg = devm_ioremap(&pdev->dev, r->start, resource_size(r));
if (!wdt_reg) {
pr_err("failed to remap I/O resources\n");
return -ENXIO;
--
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