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-rw-r--r--drivers/char/watchdog/iTCO_wdt.c37
1 files changed, 4 insertions, 33 deletions
diff --git a/drivers/char/watchdog/iTCO_wdt.c b/drivers/char/watchdog/iTCO_wdt.c
index 852ad8389bc7..ebd3fc8000e5 100644
--- a/drivers/char/watchdog/iTCO_wdt.c
+++ b/drivers/char/watchdog/iTCO_wdt.c
@@ -45,7 +45,7 @@
45/* Module and version information */ 45/* Module and version information */
46#define DRV_NAME "iTCO_wdt" 46#define DRV_NAME "iTCO_wdt"
47#define DRV_VERSION "1.00" 47#define DRV_VERSION "1.00"
48#define DRV_RELDATE "19-Jul-2006" 48#define DRV_RELDATE "30-Jul-2006"
49#define PFX DRV_NAME ": " 49#define PFX DRV_NAME ": "
50 50
51/* Includes */ 51/* Includes */
@@ -57,8 +57,6 @@
57#include <linux/kernel.h> /* For printk/panic/... */ 57#include <linux/kernel.h> /* For printk/panic/... */
58#include <linux/miscdevice.h> /* For MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR) */ 58#include <linux/miscdevice.h> /* For MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR) */
59#include <linux/watchdog.h> /* For the watchdog specific items */ 59#include <linux/watchdog.h> /* For the watchdog specific items */
60#include <linux/notifier.h> /* For notifier support */
61#include <linux/reboot.h> /* For reboot_notifier stuff */
62#include <linux/init.h> /* For __init/__exit/... */ 60#include <linux/init.h> /* For __init/__exit/... */
63#include <linux/fs.h> /* For file operations */ 61#include <linux/fs.h> /* For file operations */
64#include <linux/platform_device.h> /* For platform_driver framework */ 62#include <linux/platform_device.h> /* For platform_driver framework */
@@ -501,20 +499,6 @@ static int iTCO_wdt_ioctl (struct inode *inode, struct file *file,
501} 499}
502 500
503/* 501/*
504 * Notify system
505 */
506
507static int iTCO_wdt_notify_sys (struct notifier_block *this, unsigned long code, void *unused)
508{
509 if (code==SYS_DOWN || code==SYS_HALT) {
510 /* Turn the WDT off */
511 iTCO_wdt_stop();
512 }
513
514 return NOTIFY_DONE;
515}
516
517/*
518 * Kernel Interfaces 502 * Kernel Interfaces
519 */ 503 */
520 504
@@ -533,10 +517,6 @@ static struct miscdevice iTCO_wdt_miscdev = {
533 .fops = &iTCO_wdt_fops, 517 .fops = &iTCO_wdt_fops,
534}; 518};
535 519
536static struct notifier_block iTCO_wdt_notifier = {
537 .notifier_call = iTCO_wdt_notify_sys,
538};
539
540/* 520/*
541 * Init & exit routines 521 * Init & exit routines
542 */ 522 */
@@ -623,18 +603,11 @@ static int iTCO_wdt_init(struct pci_dev *pdev, const struct pci_device_id *ent,
623 heartbeat); 603 heartbeat);
624 } 604 }
625 605
626 ret = register_reboot_notifier(&iTCO_wdt_notifier);
627 if (ret != 0) {
628 printk(KERN_ERR PFX "cannot register reboot notifier (err=%d)\n",
629 ret);
630 goto unreg_region;
631 }
632
633 ret = misc_register(&iTCO_wdt_miscdev); 606 ret = misc_register(&iTCO_wdt_miscdev);
634 if (ret != 0) { 607 if (ret != 0) {
635 printk(KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n", 608 printk(KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
636 WATCHDOG_MINOR, ret); 609 WATCHDOG_MINOR, ret);
637 goto unreg_notifier; 610 goto unreg_region;
638 } 611 }
639 612
640 printk (KERN_INFO PFX "initialized. heartbeat=%d sec (nowayout=%d)\n", 613 printk (KERN_INFO PFX "initialized. heartbeat=%d sec (nowayout=%d)\n",
@@ -642,15 +615,13 @@ static int iTCO_wdt_init(struct pci_dev *pdev, const struct pci_device_id *ent,
642 615
643 return 0; 616 return 0;
644 617
645unreg_notifier:
646 unregister_reboot_notifier(&iTCO_wdt_notifier);
647unreg_region: 618unreg_region:
648 release_region (TCOBASE, 0x20); 619 release_region (TCOBASE, 0x20);
649out: 620out:
650 if (iTCO_wdt_private.iTCO_version == 2) 621 if (iTCO_wdt_private.iTCO_version == 2)
651 iounmap(iTCO_wdt_private.gcs); 622 iounmap(iTCO_wdt_private.gcs);
652 iTCO_wdt_private.ACPIBASE = 0;
653 pci_dev_put(iTCO_wdt_private.pdev); 623 pci_dev_put(iTCO_wdt_private.pdev);
624 iTCO_wdt_private.ACPIBASE = 0;
654 return ret; 625 return ret;
655} 626}
656 627
@@ -662,11 +633,11 @@ static void iTCO_wdt_cleanup(void)
662 633
663 /* Deregister */ 634 /* Deregister */
664 misc_deregister(&iTCO_wdt_miscdev); 635 misc_deregister(&iTCO_wdt_miscdev);
665 unregister_reboot_notifier(&iTCO_wdt_notifier);
666 release_region(TCOBASE, 0x20); 636 release_region(TCOBASE, 0x20);
667 if (iTCO_wdt_private.iTCO_version == 2) 637 if (iTCO_wdt_private.iTCO_version == 2)
668 iounmap(iTCO_wdt_private.gcs); 638 iounmap(iTCO_wdt_private.gcs);
669 pci_dev_put(iTCO_wdt_private.pdev); 639 pci_dev_put(iTCO_wdt_private.pdev);
640 iTCO_wdt_private.ACPIBASE = 0;
670} 641}
671 642
672static int iTCO_wdt_probe(struct platform_device *dev) 643static int iTCO_wdt_probe(struct platform_device *dev)