diff options
Diffstat (limited to 'drivers/watchdog/sch311x_wdt.c')
| -rw-r--r-- | drivers/watchdog/sch311x_wdt.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/drivers/watchdog/sch311x_wdt.c b/drivers/watchdog/sch311x_wdt.c index af7b136b1874..9670a1ea57cb 100644 --- a/drivers/watchdog/sch311x_wdt.c +++ b/drivers/watchdog/sch311x_wdt.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0+ /* * sch311x_wdt.c - Driver for the SCH311x Super-I/O chips * integrated watchdog. * * (c) Copyright 2008 Wim Van Sebroeck <wim@iguana.be>. * - * 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. - * * Neither Wim Van Sebroeck nor Iguana vzw. admit liability nor * provide warranty for any of this software. This material is * provided "AS-IS" and at no charge. @@ -26,8 +22,7 @@ #include <linux/types.h> /* For standard types (like size_t) */ #include <linux/errno.h> /* For the -ENODEV/... values */ #include <linux/kernel.h> /* For printk/... */ -#include <linux/miscdevice.h> /* For MODULE_ALIAS_MISCDEV - (WATCHDOG_MINOR) */ +#include <linux/miscdevice.h> /* For struct miscdevice */ #include <linux/watchdog.h> /* For the watchdog specific items */ #include <linux/init.h> /* For __init/__exit/... */ #include <linux/fs.h> /* For file operations */ @@ -300,7 +295,7 @@ static long sch311x_wdt_ioctl(struct file *file, unsigned int cmd, if (sch311x_wdt_set_heartbeat(new_timeout)) return -EINVAL; sch311x_wdt_keepalive(); - /* Fall */ + fallthrough; case WDIOC_GETTIMEOUT: return put_user(timeout, p); default: @@ -317,7 +312,7 @@ static int sch311x_wdt_open(struct inode *inode, struct file *file) * Activate */ sch311x_wdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int sch311x_wdt_close(struct inode *inode, struct file *file) @@ -339,9 +334,9 @@ static int sch311x_wdt_close(struct inode *inode, struct file *file) static const struct file_operations sch311x_wdt_fops = { .owner = THIS_MODULE, - .llseek = no_llseek, .write = sch311x_wdt_write, .unlocked_ioctl = sch311x_wdt_ioctl, + .compat_ioctl = compat_ptr_ioctl, .open = sch311x_wdt_open, .release = sch311x_wdt_close, }; @@ -429,7 +424,7 @@ exit: return err; } -static int sch311x_wdt_remove(struct platform_device *pdev) +static void sch311x_wdt_remove(struct platform_device *pdev) { /* Stop the timer before we leave */ if (!nowayout) @@ -440,7 +435,6 @@ static int sch311x_wdt_remove(struct platform_device *pdev) release_region(sch311x_wdt_data.runtime_reg + WDT_TIME_OUT, 4); release_region(sch311x_wdt_data.runtime_reg + GP60, 1); sch311x_wdt_data.runtime_reg = 0; - return 0; } static void sch311x_wdt_shutdown(struct platform_device *dev) @@ -454,7 +448,6 @@ static struct platform_driver sch311x_wdt_driver = { .remove = sch311x_wdt_remove, .shutdown = sch311x_wdt_shutdown, .driver = { - .owner = THIS_MODULE, .name = DRV_NAME, }, }; @@ -545,5 +538,3 @@ module_exit(sch311x_wdt_exit); MODULE_AUTHOR("Wim Van Sebroeck <wim@iguana.be>"); MODULE_DESCRIPTION("SMSC SCH311x WatchDog Timer Driver"); MODULE_LICENSE("GPL"); -MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); - |