diff options
Diffstat (limited to 'drivers/watchdog/w83977f_wdt.c')
| -rw-r--r-- | drivers/watchdog/w83977f_wdt.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/watchdog/w83977f_wdt.c b/drivers/watchdog/w83977f_wdt.c index 5d2c902825c2..3776030fa7c6 100644 --- a/drivers/watchdog/w83977f_wdt.c +++ b/drivers/watchdog/w83977f_wdt.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * W83977F Watchdog Timer Driver for Winbond W83977F I/O Chip * @@ -7,12 +8,6 @@ * and wdt977.c by Woody Suwalski * * ----------------------- - * - * 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 @@ -224,7 +219,7 @@ static int wdt_keepalive(void) static int wdt_set_timeout(int t) { - int tmrval; + unsigned int tmrval; /* * Convert seconds to watchdog counter time units, rounding up. @@ -298,7 +293,7 @@ static int wdt_open(struct inode *inode, struct file *file) __module_get(THIS_MODULE); wdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int wdt_release(struct inode *inode, struct file *file) @@ -326,7 +321,7 @@ static int wdt_release(struct inode *inode, struct file *file) * @ppos: pointer to the position to write. No seeks allowed * * A write to a watchdog device is defined as a keepalive signal. Any - * write of data will do, as we we don't define content meaning. + * write of data will do, as we don't define content meaning. */ static ssize_t wdt_write(struct file *file, const char __user *buf, @@ -427,7 +422,7 @@ static long wdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) return -EINVAL; wdt_keepalive(); - /* Fall */ + fallthrough; case WDIOC_GETTIMEOUT: return put_user(timeout, uarg.i); @@ -448,9 +443,9 @@ static int wdt_notify_sys(struct notifier_block *this, unsigned long code, static const struct file_operations wdt_fops = { .owner = THIS_MODULE, - .llseek = no_llseek, .write = wdt_write, .unlocked_ioctl = wdt_ioctl, + .compat_ioctl = compat_ptr_ioctl, .open = wdt_open, .release = wdt_release, }; @@ -527,4 +522,3 @@ module_exit(w83977f_wdt_exit); MODULE_AUTHOR("Jose Goncalves <jose.goncalves@inov.pt>"); MODULE_DESCRIPTION("Driver for watchdog timer in W83977F I/O chip"); MODULE_LICENSE("GPL"); -MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); |