[WATCHDOG] More coding-style and trivial clean-up

Some more cleaning-up of the watchdog drivers.
Signed-off-by: NWim Van Sebroeck <wim@iguana.be>

drivers/watchdog/acquirewdt.c

 /*
  *	Acquire Single Board Computer Watchdog Timer driver
  *
- *      Based on wdt.c. Original copyright messages:
+ *	Based on wdt.c. Original copyright messages:
  *
  *	(c) Copyright 1996 Alan Cox <alan@lxorguk.ukuu.org.uk>,
  *						All Rights Reserved.
@@ -17,9 +17,9 @@
  *
  *	(c) Copyright 1995    Alan Cox <alan@lxorguk.ukuu.org.uk>
  *
- *      14-Dec-2001 Matt Domsch <Matt_Domsch@dell.com>
- *          Added nowayout module option to override CONFIG_WATCHDOG_NOWAYOUT
- *          Can't add timeout - driver doesn't allow changing value
+ *	14-Dec-2001 Matt Domsch <Matt_Domsch@dell.com>
+ *	    Added nowayout module option to override CONFIG_WATCHDOG_NOWAYOUT
+ *	    Can't add timeout - driver doesn't allow changing value
  */
 
 /*

drivers/watchdog/advantechwdt.c

@@ -138,7 +138,9 @@ static long advwdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 	void __user *argp = (void __user *)arg;
 	int __user *p = argp;
 	static struct watchdog_info ident = {
-		.options = WDIOF_KEEPALIVEPING | WDIOF_SETTIMEOUT | WDIOF_MAGICCLOSE,
+		.options = WDIOF_KEEPALIVEPING |
+			   WDIOF_SETTIMEOUT |
+			   WDIOF_MAGICCLOSE,
 		.firmware_version = 1,
 		.identity = WATCHDOG_NAME,
 	};
@@ -259,7 +261,8 @@ static int __devinit advwdt_probe(struct platform_device *dev)
 		goto unreg_stop;
 	}
 
-	/* Check that the heartbeat value is within it's range ; if not reset to the default */
+	/* Check that the heartbeat value is within it's range ;
+	 * if not reset to the default */
 	if (advwdt_set_heartbeat(timeout)) {
 		advwdt_set_heartbeat(WATCHDOG_TIMEOUT);
 		printk(KERN_INFO PFX

drivers/watchdog/alim1535_wdt.c

@@ -60,7 +60,7 @@ static void ali_start(void)
 
 	pci_read_config_dword(ali_pci, 0xCC, &val);
 	val &= ~0x3F;	/* Mask count */
-	val |= (1<<25) | ali_timeout_bits;
+	val |= (1 << 25) | ali_timeout_bits;
 	pci_write_config_dword(ali_pci, 0xCC, val);
 
 	spin_unlock(&ali_lock);
@@ -79,8 +79,8 @@ static void ali_stop(void)
 	spin_lock(&ali_lock);
 
 	pci_read_config_dword(ali_pci, 0xCC, &val);
-	val &= ~0x3F;	/* Mask count to zero (disabled) */
-	val &= ~(1<<25);/* and for safety mask the reset enable */
+	val &= ~0x3F;		/* Mask count to zero (disabled) */
+	val &= ~(1 << 25);	/* and for safety mask the reset enable */
 	pci_write_config_dword(ali_pci, 0xCC, val);
 
 	spin_unlock(&ali_lock);
@@ -89,7 +89,7 @@ static void ali_stop(void)
 /*
  *	ali_keepalive	-	send a keepalive to the watchdog
  *
- *      Send a keepalive to the timer (actually we restart the timer).
+ *	Send a keepalive to the timer (actually we restart the timer).
  */
 
 static void ali_keepalive(void)
@@ -109,11 +109,11 @@ static int ali_settimer(int t)
 	if (t < 0)
 		return -EINVAL;
 	else if (t < 60)
-		ali_timeout_bits = t|(1<<6);
+		ali_timeout_bits = t|(1 << 6);
 	else if (t < 3600)
-		ali_timeout_bits = (t/60)|(1<<7);
+		ali_timeout_bits = (t / 60)|(1 << 7);
 	else if (t < 18000)
-		ali_timeout_bits = (t/300)|(1<<6)|(1<<7);
+		ali_timeout_bits = (t / 300)|(1 << 6)|(1 << 7);
 	else
 		return -EINVAL;
 
@@ -138,7 +138,7 @@ static int ali_settimer(int t)
  */
 
 static ssize_t ali_write(struct file *file, const char __user *data,
-			      size_t len, loff_t *ppos)
+						size_t len, loff_t *ppos)
 {
 	/* See if we got the magic character 'V' and reload the timer */
 	if (len) {
@@ -348,9 +348,9 @@ static int __init ali_find_watchdog(void)
 	/* Timer bits */
 	wdog &= ~0x3F;
 	/* Issued events */
-	wdog &= ~((1<<27)|(1<<26)|(1<<25)|(1<<24));
+	wdog &= ~((1 << 27)|(1 << 26)|(1 << 25)|(1 << 24));
 	/* No monitor bits */
-	wdog &= ~((1<<16)|(1<<13)|(1<<12)|(1<<11)|(1<<10)|(1<<9));
+	wdog &= ~((1 << 16)|(1 << 13)|(1 << 12)|(1 << 11)|(1 << 10)|(1 << 9));
 
 	pci_write_config_dword(pdev, 0xCC, wdog);
 

drivers/watchdog/alim7101_wdt.c

@@ -355,7 +355,8 @@ static int __init alim7101_wdt_init(void)
 	alim7101_pmu = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M7101,
 		NULL);
 	if (!alim7101_pmu) {
-		printk(KERN_INFO PFX "ALi M7101 PMU not present - WDT not set\n");
+		printk(KERN_INFO PFX
+			"ALi M7101 PMU not present - WDT not set\n");
 		return -EBUSY;
 	}
 
@@ -399,7 +400,8 @@ static int __init alim7101_wdt_init(void)
 
 	rc = misc_register(&wdt_miscdev);
 	if (rc) {
-		printk(KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
+		printk(KERN_ERR PFX
+			"cannot register miscdev on minor=%d (err=%d)\n",
 			wdt_miscdev.minor, rc);
 		goto err_out_reboot;
 	}

drivers/watchdog/at91sam9_wdt.c

@@ -201,7 +201,7 @@ static long at91_wdt_ioctl(struct file *file,
  * Pat the watchdog whenever device is written to.
  */
 static ssize_t at91_wdt_write(struct file *file, const char *data, size_t len,
-      loff_t *ppos)
+								loff_t *ppos)
 {
 	if (!len)
 		return 0;

drivers/watchdog/eurotechwdt.c

@@ -8,19 +8,19 @@
  *	Based on wdt.c.
  *	Original copyright messages:
  *
- *      (c) Copyright 1996-1997 Alan Cox <alan@lxorguk.ukuu.org.uk>,
+ *	(c) Copyright 1996-1997 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.
+ *	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 Alan Cox nor CymruNet Ltd. admit liability nor provide
- *      warranty for any of this software. This material is provided
- *      "AS-IS" and at no charge.
+ *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
+ *	warranty for any of this software. This material is provided
+ *	"AS-IS" and at no charge.
  *
- *      (c) Copyright 1995    Alan Cox <alan@lxorguk.ukuu.org.uk>*
+ *	(c) Copyright 1995    Alan Cox <alan@lxorguk.ukuu.org.uk>*
  */
 
 /* Changelog:
@@ -37,7 +37,7 @@
  *	add expect_close support
  *
  * 2002.05.30 - Joel Becker <joel.becker@oracle.com>
- * 	Added Matt Domsch's nowayout module option.
+ *	Added Matt Domsch's nowayout module option.
  */
 
 /*
@@ -151,7 +151,7 @@ static void eurwdt_activate_timer(void)
 	if (irq == 0)
 		printk(KERN_INFO ": interrupt disabled\n");
 
-	eurwdt_write_reg(WDT_TIMER_CFG, irq<<4);
+	eurwdt_write_reg(WDT_TIMER_CFG, irq << 4);
 
 	eurwdt_write_reg(WDT_UNIT_SEL, WDT_UNIT_SECS);	/* we use seconds */
 	eurwdt_set_timeout(0);	/* the default timeout */

drivers/watchdog/geodewdt.c

@@ -34,11 +34,15 @@
 
 static int timeout = WATCHDOG_TIMEOUT;
 module_param(timeout, int, 0);
-MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds. 1<= timeout <=131, default=" __MODULE_STRING(WATCHDOG_TIMEOUT) ".");
+MODULE_PARM_DESC(timeout,
+	"Watchdog timeout in seconds. 1<= timeout <=131, default="
+				__MODULE_STRING(WATCHDOG_TIMEOUT) ".");
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+MODULE_PARM_DESC(nowayout,
+	"Watchdog cannot be stopped once started (default="
+				__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
 
 static struct platform_device *geodewdt_platform_device;
 static unsigned long wdt_flags;
@@ -269,7 +273,8 @@ static int __init geodewdt_init(void)
 	if (ret)
 		return ret;
 
-	geodewdt_platform_device = platform_device_register_simple(DRV_NAME, -1, NULL, 0);
+	geodewdt_platform_device = platform_device_register_simple(DRV_NAME,
+								-1, NULL, 0);
 	if (IS_ERR(geodewdt_platform_device)) {
 		ret = PTR_ERR(geodewdt_platform_device);
 		goto err;

drivers/watchdog/hpwdt.c

@@ -137,7 +137,8 @@ static struct pci_device_id hpwdt_devices[] = {
 };
 MODULE_DEVICE_TABLE(pci, hpwdt_devices);
 
-extern asmlinkage void asminline_call(struct cmn_registers *pi86Regs, unsigned long *pRomEntry);
+extern asmlinkage void asminline_call(struct cmn_registers *pi86Regs,
+						unsigned long *pRomEntry);
 
 #ifndef CONFIG_X86_64
 /* --32 Bit Bios------------------------------------------------------------ */

drivers/watchdog/i6300esb.c

@@ -240,7 +240,8 @@ static ssize_t esb_write(struct file *file, const char __user *data,
 			 * five months ago... */
 			esb_expect_close = 0;
 
-			/* scan to see whether or not we got the magic character */
+			/* scan to see whether or not we got the
+			 * magic character */
 			for (i = 0; i != len; i++) {
 				char c;
 				if (get_user(c, data + i))

drivers/watchdog/iTCO_vendor_support.c

@@ -47,7 +47,8 @@
 
 static int vendorsupport;
 module_param(vendorsupport, int, 0);
-MODULE_PARM_DESC(vendorsupport, "iTCO vendor specific support mode, default=0 (none), 1=SuperMicro Pent3, 2=SuperMicro Pent4+");
+MODULE_PARM_DESC(vendorsupport, "iTCO vendor specific support mode, default="
+			"0 (none), 1=SuperMicro Pent3, 2=SuperMicro Pent4+");
 
 /*
  *	Vendor Specific Support
@@ -305,7 +306,8 @@ static void __exit iTCO_vendor_exit_module(void)
 module_init(iTCO_vendor_init_module);
 module_exit(iTCO_vendor_exit_module);
 
-MODULE_AUTHOR("Wim Van Sebroeck <wim@iguana.be>, R. Seretny <lkpatches@paypc.com>");
+MODULE_AUTHOR("Wim Van Sebroeck <wim@iguana.be>, "
+		"R. Seretny <lkpatches@paypc.com>");
 MODULE_DESCRIPTION("Intel TCO Vendor Specific WatchDog Timer Driver Support");
 MODULE_VERSION(DRV_VERSION);
 MODULE_LICENSE("GPL");

drivers/watchdog/iTCO_wdt.c

@@ -273,7 +273,9 @@ static struct platform_device *iTCO_wdt_platform_device;
 #define WATCHDOG_HEARTBEAT 30	/* 30 sec default heartbeat */
 static int heartbeat = WATCHDOG_HEARTBEAT;  /* in seconds */
 module_param(heartbeat, int, 0);
-MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (2<heartbeat<39 (TCO v1) or 613 (TCO v2), default=" __MODULE_STRING(WATCHDOG_HEARTBEAT) ")");
+MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. "
+	"(2<heartbeat<39 (TCO v1) or 613 (TCO v2), default="
+				__MODULE_STRING(WATCHDOG_HEARTBEAT) ")");
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
@@ -346,7 +348,8 @@ static int iTCO_wdt_start(void)
 	/* disable chipset's NO_REBOOT bit */
 	if (iTCO_wdt_unset_NO_REBOOT_bit()) {
 		spin_unlock(&iTCO_wdt_private.io_lock);
-		printk(KERN_ERR PFX "failed to reset NO_REBOOT flag, reboot disabled by hardware\n");
+		printk(KERN_ERR PFX "failed to reset NO_REBOOT flag, "
+					"reboot disabled by hardware\n");
 		return -EIO;
 	}
 
@@ -669,7 +672,8 @@ static int __devinit iTCO_wdt_init(struct pci_dev *pdev,
 
 	/* Check chipset's NO_REBOOT bit */
 	if (iTCO_wdt_unset_NO_REBOOT_bit() && iTCO_vendor_check_noreboot_on()) {
-		printk(KERN_ERR PFX "failed to reset NO_REBOOT flag, reboot disabled by hardware\n");
+		printk(KERN_ERR PFX "failed to reset NO_REBOOT flag, "
+					"reboot disabled by hardware\n");
 		ret = -ENODEV;	/* Cannot reset NO_REBOOT bit */
 		goto out;
 	}
@@ -716,8 +720,9 @@ static int __devinit iTCO_wdt_init(struct pci_dev *pdev,
 	   if not reset to the default */
 	if (iTCO_wdt_set_heartbeat(heartbeat)) {
 		iTCO_wdt_set_heartbeat(WATCHDOG_HEARTBEAT);
-		printk(KERN_INFO PFX "heartbeat value must be 2 < heartbeat < 39 (TCO v1) or 613 (TCO v2), using %d\n",
-							heartbeat);
+		printk(KERN_INFO PFX
+			"heartbeat value must be 2 < heartbeat < 39 (TCO v1) "
+				"or 613 (TCO v2), using %d\n", heartbeat);
 	}
 
 	ret = misc_register(&iTCO_wdt_miscdev);

drivers/watchdog/it87_wdt.c

@@ -188,8 +188,8 @@ static inline int superio_inb(int reg)
 
 static inline void superio_outb(int val, int reg)
 {
-       outb(reg, REG);
-       outb(val, VAL);
+	outb(reg, REG);
+	outb(val, VAL);
 }
 
 static inline int superio_inw(int reg)
@@ -204,10 +204,10 @@ static inline int superio_inw(int reg)
 
 static inline void superio_outw(int val, int reg)
 {
-       outb(reg++, REG);
-       outb(val >> 8, VAL);
-       outb(reg, REG);
-       outb(val, VAL);
+	outb(reg++, REG);
+	outb(val >> 8, VAL);
+	outb(reg, REG);
+	outb(val, VAL);
 }
 
 /* watchdog timer handling */

drivers/watchdog/mpc5200_wdt.c

@@ -9,8 +9,8 @@
 #include <asm/mpc52xx.h>
 
 
-#define GPT_MODE_WDT		(1<<15)
-#define GPT_MODE_CE		(1<<12)
+#define GPT_MODE_WDT		(1 << 15)
+#define GPT_MODE_CE		(1 << 12)
 #define GPT_MODE_MS_TIMER	(0x4)
 
 

drivers/watchdog/mpcore_wdt.c

@@ -5,7 +5,7 @@
  *
  *	Based on the SoftDog driver:
  *	(c) Copyright 1996 Alan Cox <alan@lxorguk.ukuu.org.uk>,
- * 						All Rights Reserved.
+ *						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

drivers/watchdog/mtx-1_wdt.c

@@ -5,7 +5,7 @@
  *							All Rights Reserved.
  *                              http://www.4g-systems.biz
  *
- * 	(C) Copyright 2007 OpenWrt.org, Florian Fainelli <florian@openwrt.org>
+ *	(C) Copyright 2007 OpenWrt.org, Florian Fainelli <florian@openwrt.org>
  *
  *      This program is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU General Public License

drivers/watchdog/pc87413_wdt.c

@@ -536,7 +536,8 @@ static int __init pc87413_init(void)
 
 	ret = misc_register(&pc87413_miscdev);
 	if (ret != 0) {
-		printk(KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
+		printk(KERN_ERR PFX
+			"cannot register miscdev on minor=%d (err=%d)\n",
 			WATCHDOG_MINOR, ret);
 		unregister_reboot_notifier(&pc87413_notifier);
 		return ret;
@@ -574,7 +575,8 @@ static void __exit pc87413_exit(void)
 module_init(pc87413_init);
 module_exit(pc87413_exit);
 
-MODULE_AUTHOR("Sven Anders <anders@anduras.de>, Marcus Junker <junker@anduras.de>,");
+MODULE_AUTHOR("Sven Anders <anders@anduras.de>, "
+		"Marcus Junker <junker@anduras.de>,");
 MODULE_DESCRIPTION("PC87413 WDT driver");
 MODULE_LICENSE("GPL");
 

drivers/watchdog/pcwd.c

@@ -24,25 +24,25 @@
  *		version reporting.  Added read routine for temperature.
  *		Removed some extra defines, added an autodetect Revision
  *		routine.
- * 961006       Revised some documentation, fixed some cosmetic bugs.  Made
- *              drivers to panic the system if it's overheating at bootup.
+ * 961006	Revised some documentation, fixed some cosmetic bugs.  Made
+ *		drivers to panic the system if it's overheating at bootup.
  * 961118	Changed some verbiage on some of the output, tidied up
  *		code bits, and added compatibility to 2.1.x.
- * 970912       Enabled board on open and disable on close.
+ * 970912	Enabled board on open and disable on close.
  * 971107	Took account of recent VFS changes (broke read).
- * 971210       Disable board on initialisation in case board already ticking.
- * 971222       Changed open/close for temperature handling
- *              Michael Meskes <meskes@debian.org>.
- * 980112       Used minor numbers from include/linux/miscdevice.h
- * 990403       Clear reset status after reading control status register in
- *              pcwd_showprevstate(). [Marc Boucher <marc@mbsi.ca>]
+ * 971210	Disable board on initialisation in case board already ticking.
+ * 971222	Changed open/close for temperature handling
+ *		Michael Meskes <meskes@debian.org>.
+ * 980112	Used minor numbers from include/linux/miscdevice.h
+ * 990403	Clear reset status after reading control status register in
+ *		pcwd_showprevstate(). [Marc Boucher <marc@mbsi.ca>]
  * 990605	Made changes to code to support Firmware 1.22a, added
  *		fairly useless proc entry.
  * 990610	removed said useless proc code for the merge <alan>
  * 000403	Removed last traces of proc code. <davej>
  * 011214	Added nowayout module option to override
  *		CONFIG_WATCHDOG_NOWAYOUT <Matt_Domsch@dell.com>
- *              Added timeout module option to override default
+ *		Added timeout module option to override default
  */
 
 /*
@@ -76,8 +76,7 @@
 #define WATCHDOG_DRIVER_NAME "ISA-PC Watchdog"
 #define WATCHDOG_NAME "pcwd"
 #define PFX WATCHDOG_NAME ": "
-#define DRIVER_VERSION WATCHDOG_DRIVER_NAME " driver, v" WATCHDOG_VERSION " (" WATCHDOG_DATE ")\n"
-#define WD_VER WATCHDOG_VERSION " (" WATCHDOG_DATE ")"
+#define DRIVER_VERSION WATCHDOG_DRIVER_NAME " driver, v" WATCHDOG_VERSION "\n"
 
 /*
  * It should be noted that PCWD_REVISION_B was removed because A and B
@@ -200,7 +199,9 @@ MODULE_PARM_DESC(debug,
 #define WATCHDOG_HEARTBEAT 0
 static int heartbeat = WATCHDOG_HEARTBEAT;
 module_param(heartbeat, int, 0);
-MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (2 <= heartbeat <= 7200 or 0=delay-time from dip-switches, default=" __MODULE_STRING(WATCHDOG_HEARTBEAT) ")");
+MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. "
+	"(2 <= heartbeat <= 7200 or 0=delay-time from dip-switches, default="
+				__MODULE_STRING(WATCHDOG_HEARTBEAT) ")");
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
@@ -239,7 +240,8 @@ static int send_isa_command(int cmd)
 	}
 
 	if (debug >= DEBUG)
-		printk(KERN_DEBUG PFX "received following data for cmd=0x%02x: port0=0x%02x last_port0=0x%02x\n",
+		printk(KERN_DEBUG PFX "received following data for "
+			"cmd=0x%02x: port0=0x%02x last_port0=0x%02x\n",
 			cmd, port0, last_port0);
 
 	return port0;
@@ -339,10 +341,12 @@ static void pcwd_show_card_info(void)
 							pcwd_private.io_addr);
 	else if (pcwd_private.revision == PCWD_REVISION_C) {
 		pcwd_get_firmware();
-		printk(KERN_INFO PFX "ISA-PC Watchdog (REV.C) detected at port 0x%04x (Firmware version: %s)\n",
+		printk(KERN_INFO PFX "ISA-PC Watchdog (REV.C) detected at port "
+			"0x%04x (Firmware version: %s)\n",
 			pcwd_private.io_addr, pcwd_private.fw_ver_str);
 		option_switches = pcwd_get_option_switches();
-		printk(KERN_INFO PFX "Option switches (0x%02x): Temperature Reset Enable=%s, Power On Delay=%s\n",
+		printk(KERN_INFO PFX "Option switches (0x%02x): "
+			"Temperature Reset Enable=%s, Power On Delay=%s\n",
 			option_switches,
 			((option_switches & 0x10) ? "ON" : "OFF"),
 			((option_switches & 0x08) ? "ON" : "OFF"));
@@ -358,7 +362,8 @@ static void pcwd_show_card_info(void)
 		printk(KERN_INFO PFX "Temperature Option Detected\n");
 
 	if (pcwd_private.boot_status & WDIOF_CARDRESET)
-		printk(KERN_INFO PFX "Previous reboot was caused by the card\n");
+		printk(KERN_INFO PFX
+			"Previous reboot was caused by the card\n");
 
 	if (pcwd_private.boot_status & WDIOF_OVERHEAT) {
 		printk(KERN_EMERG PFX
@@ -871,7 +876,7 @@ static int __devinit pcwd_isa_probe(struct device *dev, unsigned int id)
 	cards_found++;
 	if (cards_found == 1)
 		printk(KERN_INFO PFX "v%s Ken Hollis (kenji@bitgate.com)\n",
-								WD_VER);
+							WATCHDOG_VERSION);
 
 	if (cards_found > 1) {
 		printk(KERN_ERR PFX "This driver only supports 1 device\n");
@@ -1026,7 +1031,8 @@ static void __exit pcwd_cleanup_module(void)
 module_init(pcwd_init_module);
 module_exit(pcwd_cleanup_module);
 
-MODULE_AUTHOR("Ken Hollis <kenji@bitgate.com>, Wim Van Sebroeck <wim@iguana.be>");
+MODULE_AUTHOR("Ken Hollis <kenji@bitgate.com>, "
+		"Wim Van Sebroeck <wim@iguana.be>");
 MODULE_DESCRIPTION("Berkshire ISA-PC Watchdog driver");
 MODULE_VERSION(WATCHDOG_VERSION);
 MODULE_LICENSE("GPL");

drivers/watchdog/pcwd_pci.c

@@ -24,7 +24,8 @@
  *	A bells and whistles driver is available from:
  *	http://www.kernel.org/pub/linux/kernel/people/wim/pcwd/pcwd_pci/
  *
- *	More info available at http://www.berkprod.com/ or http://www.pcwatchdog.com/
+ *	More info available at
+ *	http://www.berkprod.com/ or http://www.pcwatchdog.com/
  */
 
 /*
@@ -51,11 +52,10 @@
 
 /* Module and version information */
 #define WATCHDOG_VERSION "1.03"
-#define WATCHDOG_DATE "21 Jan 2007"
 #define WATCHDOG_DRIVER_NAME "PCI-PC Watchdog"
 #define WATCHDOG_NAME "pcwd_pci"
 #define PFX WATCHDOG_NAME ": "
-#define DRIVER_VERSION WATCHDOG_DRIVER_NAME " driver, v" WATCHDOG_VERSION " (" WATCHDOG_DATE ")\n"
+#define DRIVER_VERSION WATCHDOG_DRIVER_NAME " driver, v" WATCHDOG_VERSION "\n"
 
 /* Stuff for the PCI ID's  */
 #ifndef PCI_VENDOR_ID_QUICKLOGIC
@@ -76,7 +76,8 @@
 #define WD_PCI_TTRP		0x04	/* Temperature Trip status */
 #define WD_PCI_RL2A		0x08	/* Relay 2 Active */
 #define WD_PCI_RL1A		0x10	/* Relay 1 Active */
-#define WD_PCI_R2DS		0x40	/* Relay 2 Disable Temperature-trip/reset */
+#define WD_PCI_R2DS		0x40	/* Relay 2 Disable Temperature-trip /
+									reset */
 #define WD_PCI_RLY2		0x80	/* Activate Relay 2 on the board */
 /* Port 2 : Control Status #2 */
 #define WD_PCI_WDIS		0x10	/* Watchdog Disable */
@@ -114,12 +115,18 @@ static int cards_found;
 static int temp_panic;
 static unsigned long is_active;
 static char expect_release;
-static struct {				/* this is private data for each PCI-PC watchdog card */
-	int supports_temp;		/* Wether or not the card has a temperature device */
-	int boot_status;		/* The card's boot status */
-	unsigned long io_addr;		/* The cards I/O address */
-	spinlock_t io_lock;		/* the lock for io operations */
-	struct pci_dev *pdev;		/* the PCI-device */
+/* this is private data for each PCI-PC watchdog card */
+static struct {
+	/* Wether or not the card has a temperature device */
+	int supports_temp;
+	/* The card's boot status */
+	int boot_status;
+	/* The cards I/O address */
+	unsigned long io_addr;
+	/* the lock for io operations */
+	spinlock_t io_lock;
+	/* the PCI-device */
+	struct pci_dev *pdev;
 } pcipcwd_private;
 
 /* module parameters */
@@ -130,14 +137,18 @@ static int debug = QUIET;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level: 0=Quiet, 1=Verbose, 2=Debug (default=0)");
 
-#define WATCHDOG_HEARTBEAT 0	/* default heartbeat = delay-time from dip-switches */
+#define WATCHDOG_HEARTBEAT 0	/* default heartbeat =
+						delay-time from dip-switches */
 static int heartbeat = WATCHDOG_HEARTBEAT;
 module_param(heartbeat, int, 0);
-MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (0<heartbeat<65536 or 0=delay-time from dip-switches, default=" __MODULE_STRING(WATCHDOG_HEARTBEAT) ")");
+MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. "
+	"(0<heartbeat<65536 or 0=delay-time from dip-switches, default="
+				__MODULE_STRING(WATCHDOG_HEARTBEAT) ")");
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default="
+					__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
 
 /*
  *	Internal functions
@@ -148,8 +159,8 @@ static int send_command(int cmd, int *msb, int *lsb)
 	int got_response, count;
 
 	if (debug >= DEBUG)
-		printk(KERN_DEBUG PFX "sending following data cmd=0x%02x msb=0x%02x lsb=0x%02x\n",
-		cmd, *msb, *lsb);
+		printk(KERN_DEBUG PFX "sending following data "
+		"cmd=0x%02x msb=0x%02x lsb=0x%02x\n", cmd, *msb, *lsb);
 
 	spin_lock(&pcipcwd_private.io_lock);
 	/* If a command requires data it should be written first.
@@ -166,17 +177,20 @@ static int send_command(int cmd, int *msb, int *lsb)
 	 * the WRSP bit in port 2 and give it a max. timeout of
 	 * PCI_COMMAND_TIMEOUT to process */
 	got_response = inb_p(pcipcwd_private.io_addr + 2) & WD_PCI_WRSP;
-	for (count = 0; (count < PCI_COMMAND_TIMEOUT) && (!got_response); count++) {
+	for (count = 0; (count < PCI_COMMAND_TIMEOUT) && (!got_response);
+								count++) {
 		mdelay(1);
 		got_response = inb_p(pcipcwd_private.io_addr + 2) & WD_PCI_WRSP;
 	}
 
 	if (debug >= DEBUG) {
 		if (got_response) {
-			printk(KERN_DEBUG PFX "time to process command was: %d ms\n",
+			printk(KERN_DEBUG PFX
+				"time to process command was: %d ms\n",
 				count);
 		} else {
-			printk(KERN_DEBUG PFX "card did not respond on command!\n");
+			printk(KERN_DEBUG PFX
+				"card did not respond on command!\n");
 		}
 	}
 
@@ -189,7 +203,8 @@ static int send_command(int cmd, int *msb, int *lsb)
 		inb_p(pcipcwd_private.io_addr + 6);
 
 		if (debug >= DEBUG)
-			printk(KERN_DEBUG PFX "received following data for cmd=0x%02x: msb=0x%02x lsb=0x%02x\n",
+			printk(KERN_DEBUG PFX "received following data for "
+				"cmd=0x%02x: msb=0x%02x lsb=0x%02x\n",
 				cmd, *msb, *lsb);
 	}
 
@@ -218,7 +233,8 @@ static void pcipcwd_show_card_info(void)
 	char fw_ver_str[20];		/* The cards firmware version */
 	int option_switches;
 
-	got_fw_rev = send_command(CMD_GET_FIRMWARE_VERSION, &fw_rev_major, &fw_rev_minor);
+	got_fw_rev = send_command(CMD_GET_FIRMWARE_VERSION, &fw_rev_major,
+								&fw_rev_minor);
 	if (got_fw_rev)
 		sprintf(fw_ver_str, "%u.%02u", fw_rev_major, fw_rev_minor);
 	else
@@ -227,23 +243,27 @@ static void pcipcwd_show_card_info(void)
 	/* Get switch settings */
 	option_switches = pcipcwd_get_option_switches();
 
-	printk(KERN_INFO PFX "Found card at port 0x%04x (Firmware: %s) %s temp option\n",
+	printk(KERN_INFO PFX "Found card at port "
+		"0x%04x (Firmware: %s) %s temp option\n",
 		(int) pcipcwd_private.io_addr, fw_ver_str,
 		(pcipcwd_private.supports_temp ? "with" : "without"));
 
-	printk(KERN_INFO PFX "Option switches (0x%02x): Temperature Reset Enable=%s, Power On Delay=%s\n",
+	printk(KERN_INFO PFX "Option switches (0x%02x): "
+		"Temperature Reset Enable=%s, Power On Delay=%s\n",
 		option_switches,
 		((option_switches & 0x10) ? "ON" : "OFF"),
 		((option_switches & 0x08) ? "ON" : "OFF"));
 
 	if (pcipcwd_private.boot_status & WDIOF_CARDRESET)
-		printk(KERN_INFO PFX "Previous reset was caused by the Watchdog card\n");
+		printk(KERN_INFO PFX
+			"Previous reset was caused by the Watchdog card\n");
 
 	if (pcipcwd_private.boot_status & WDIOF_OVERHEAT)
 		printk(KERN_INFO PFX "Card sensed a CPU Overheat\n");
 
 	if (pcipcwd_private.boot_status == 0)
-		printk(KERN_INFO PFX "No previous trip detected - Cold boot or reset\n");
+		printk(KERN_INFO PFX
+			"No previous trip detected - Cold boot or reset\n");
 }
 
 static int pcipcwd_start(void)
@@ -283,7 +303,8 @@ static int pcipcwd_stop(void)
 	spin_unlock(&pcipcwd_private.io_lock);
 
 	if (!(stat_reg & WD_PCI_WDIS)) {
-		printk(KERN_ERR PFX "Card did not acknowledge disable attempt\n");
+		printk(KERN_ERR PFX
+			"Card did not acknowledge disable attempt\n");
 		return -1;
 	}
 
@@ -364,7 +385,8 @@ static int pcipcwd_clear_status(void)
 	}
 
 	/* clear trip status & LED and keep mode of relay 2 */
-	outb_p((control_status & WD_PCI_R2DS) | WD_PCI_WTRP, pcipcwd_private.io_addr + 1);
+	outb_p((control_status & WD_PCI_R2DS) | WD_PCI_WTRP,
+						pcipcwd_private.io_addr + 1);
 
 	/* clear reset counter */
 	msb = 0;
@@ -437,7 +459,8 @@ static ssize_t pcipcwd_write(struct file *file, const char __user *data,
 			 * five months ago... */
 			expect_release = 0;
 
-			/* scan to see whether or not we got the magic character */
+			/* scan to see whether or not we got the
+			 * magic character */
 			for (i = 0; i != len; i++) {
 				char c;
 				if (get_user(c, data + i))
@@ -531,7 +554,7 @@ static long pcipcwd_ioctl(struct file *file, unsigned int cmd,
 			return -EFAULT;
 
 		if (pcipcwd_set_heartbeat(new_heartbeat))
-		    return -EINVAL;
+			return -EINVAL;
 
 		pcipcwd_keepalive();
 		/* Fall */
@@ -560,7 +583,8 @@ static int pcipcwd_open(struct inode *inode, struct file *file)
 	/* /dev/watchdog can only be opened once */
 	if (test_and_set_bit(0, &is_active)) {
 		if (debug >= VERBOSE)
-			printk(KERN_ERR PFX "Attempt to open already opened device.\n");
+			printk(KERN_ERR PFX
+				"Attempt to open already opened device.\n");
 		return -EBUSY;
 	}
 
@@ -578,7 +602,8 @@ static int pcipcwd_release(struct inode *inode, struct file *file)
 	if (expect_release == 42) {
 		pcipcwd_stop();
 	} else {
-		printk(KERN_CRIT PFX "Unexpected close, not stopping watchdog!\n");
+		printk(KERN_CRIT PFX
+			"Unexpected close, not stopping watchdog!\n");
 		pcipcwd_keepalive();
 	}
 	expect_release = 0;
@@ -621,7 +646,8 @@ static int pcipcwd_temp_release(struct inode *inode, struct file *file)
  *	Notify system
  */
 
-static int pcipcwd_notify_sys(struct notifier_block *this, unsigned long code, void *unused)
+static int pcipcwd_notify_sys(struct notifier_block *this, unsigned long code,
+								void *unused)
 {
 	if (code == SYS_DOWN || code == SYS_HALT)
 		pcipcwd_stop();	/* Turn the WDT off */
@@ -722,34 +748,38 @@ static int __devinit pcipcwd_card_init(struct pci_dev *pdev,
 
 	/* If heartbeat = 0 then we use the heartbeat from the dip-switches */
 	if (heartbeat == 0)
-		heartbeat = heartbeat_tbl[(pcipcwd_get_option_switches() & 0x07)];
+		heartbeat =
+			heartbeat_tbl[(pcipcwd_get_option_switches() & 0x07)];
 
-	/* Check that the heartbeat value is within it's range ; if not reset to the default */
+	/* Check that the heartbeat value is within it's range ;
+	 * if not reset to the default */
 	if (pcipcwd_set_heartbeat(heartbeat)) {
 		pcipcwd_set_heartbeat(WATCHDOG_HEARTBEAT);
-		printk(KERN_INFO PFX "heartbeat value must be 0<heartbeat<65536, using %d\n",
+		printk(KERN_INFO PFX
+			"heartbeat value must be 0<heartbeat<65536, using %d\n",
 			WATCHDOG_HEARTBEAT);
 	}
 
 	ret = register_reboot_notifier(&pcipcwd_notifier);
 	if (ret != 0) {
-		printk(KERN_ERR PFX "cannot register reboot notifier (err=%d)\n",
-			ret);
+		printk(KERN_ERR PFX
+			"cannot register reboot notifier (err=%d)\n", ret);
 		goto err_out_release_region;
 	}
 
 	if (pcipcwd_private.supports_temp) {
 		ret = misc_register(&pcipcwd_temp_miscdev);
 		if (ret != 0) {
-			printk(KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
-				TEMP_MINOR, ret);
+			printk(KERN_ERR PFX "cannot register miscdev on "
+				"minor=%d (err=%d)\n", TEMP_MINOR, ret);
 			goto err_out_unregister_reboot;
 		}
 	}
 
 	ret = misc_register(&pcipcwd_miscdev);
 	if (ret != 0) {
-		printk(KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
+		printk(KERN_ERR PFX
+			"cannot register miscdev on minor=%d (err=%d)\n",
 			WATCHDOG_MINOR, ret);
 		goto err_out_misc_deregister;
 	}

drivers/watchdog/pcwd_usb.c

@@ -51,12 +51,11 @@
 
 /* Use our own dbg macro */
 #undef dbg
-#define dbg(format, arg...) do { if (debug) printk(KERN_DEBUG PFX format "\n" , ## arg); } while (0)
-
+#define dbg(format, arg...) \
+	do { if (debug) printk(KERN_DEBUG PFX format "\n" , ## arg); } while (0)
 
 /* Module and Version Information */
 #define DRIVER_VERSION "1.02"
-#define DRIVER_DATE "21 Jan 2007"
 #define DRIVER_AUTHOR "Wim Van Sebroeck <wim@iguana.be>"
 #define DRIVER_DESC "Berkshire USB-PC Watchdog driver"
 #define DRIVER_LICENSE "GPL"
@@ -73,14 +72,18 @@ MODULE_ALIAS_MISCDEV(TEMP_MINOR);
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug enabled or not");
 
-#define WATCHDOG_HEARTBEAT 0	/* default heartbeat = delay-time from dip-switches */
+#define WATCHDOG_HEARTBEAT 0	/* default heartbeat =
+						delay-time from dip-switches */
 static int heartbeat = WATCHDOG_HEARTBEAT;
 module_param(heartbeat, int, 0);
-MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (0<heartbeat<65536 or 0=delay-time from dip-switches, default=" __MODULE_STRING(WATCHDOG_HEARTBEAT) ")");
+MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. "
+	"(0<heartbeat<65536 or 0=delay-time from dip-switches, default="
+				__MODULE_STRING(WATCHDOG_HEARTBEAT) ")");
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default="
+				__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
 
 /* The vendor and product id's for the USB-PC Watchdog card */
 #define USB_PCWD_VENDOR_ID	0x0c98
@@ -91,20 +94,21 @@ static struct usb_device_id usb_pcwd_table[] = {
 	{ USB_DEVICE(USB_PCWD_VENDOR_ID, USB_PCWD_PRODUCT_ID) },
 	{ }					/* Terminating entry */
 };
-MODULE_DEVICE_TABLE (usb, usb_pcwd_table);
+MODULE_DEVICE_TABLE(usb, usb_pcwd_table);
 
 /* according to documentation max. time to process a command for the USB
  * watchdog card is 100 or 200 ms, so we give it 250 ms to do it's job */
 #define USB_COMMAND_TIMEOUT	250
 
 /* Watchdog's internal commands */
-#define CMD_READ_TEMP			0x02	/* Read Temperature; Re-trigger Watchdog */
+#define CMD_READ_TEMP			0x02	/* Read Temperature;
+							Re-trigger Watchdog */
 #define CMD_TRIGGER			CMD_READ_TEMP
 #define CMD_GET_STATUS			0x04	/* Get Status Information */
 #define CMD_GET_FIRMWARE_VERSION	0x08	/* Get Firmware Version */
 #define CMD_GET_DIP_SWITCH_SETTINGS	0x0c	/* Get Dip Switch Settings */
 #define CMD_READ_WATCHDOG_TIMEOUT	0x18	/* Read Current Watchdog Time */
-#define CMD_WRITE_WATCHDOG_TIMEOUT	0x19	/* Write Current Watchdog Time */
+#define CMD_WRITE_WATCHDOG_TIMEOUT	0x19	/* Write Current WatchdogTime */
 #define CMD_ENABLE_WATCHDOG		0x30	/* Enable / Disable Watchdog */
 #define CMD_DISABLE_WATCHDOG		CMD_ENABLE_WATCHDOG
 
@@ -129,23 +133,36 @@ static char expect_release;
 
 /* Structure to hold all of our device specific stuff */
 struct usb_pcwd_private {
-	struct usb_device	*udev;			/* save off the usb device pointer */
-	struct usb_interface	*interface;		/* the interface for this device */
-
-	unsigned int		interface_number;	/* the interface number used for cmd's */
-
-	unsigned char		*intr_buffer;		/* the buffer to intr data */
-	dma_addr_t		intr_dma;		/* the dma address for the intr buffer */
-	size_t			intr_size;		/* the size of the intr buffer */
-	struct urb		*intr_urb;		/* the urb used for the intr pipe */
-
-	unsigned char		cmd_command;		/* The command that is reported back */
-	unsigned char		cmd_data_msb;		/* The data MSB that is reported back */
-	unsigned char		cmd_data_lsb;		/* The data LSB that is reported back */
-	atomic_t		cmd_received;		/* true if we received a report after a command */
-
-	int			exists;			/* Wether or not the device exists */
-	struct mutex		mtx;			/* locks this structure */
+	/* save off the usb device pointer */
+	struct usb_device	*udev;
+	/* the interface for this device */
+	struct usb_interface	*interface;
+
+	/* the interface number used for cmd's */
+	unsigned int		interface_number;
+
+	/* the buffer to intr data */
+	unsigned char		*intr_buffer;
+	/* the dma address for the intr buffer */
+	dma_addr_t		intr_dma;
+	/* the size of the intr buffer */
+	size_t			intr_size;
+	/* the urb used for the intr pipe */
+	struct urb		*intr_urb;
+
+	/* The command that is reported back */
+	unsigned char		cmd_command;
+	/* The data MSB that is reported back */
+	unsigned char		cmd_data_msb;
+	/* The data LSB that is reported back */
+	unsigned char		cmd_data_lsb;
+	/* true if we received a report after a command */
+	atomic_t		cmd_received;
+
+	/* Wether or not the device exists */
+	int			exists;
+	/* locks this structure */
+	struct mutex		mtx;
 };
 static struct usb_pcwd_private *usb_pcwd_device;
 
@@ -153,7 +170,8 @@ static struct usb_pcwd_private *usb_pcwd_device;
 static DEFINE_MUTEX(disconnect_mutex);
 
 /* local function prototypes */
-static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_device_id *id);
+static int usb_pcwd_probe(struct usb_interface *interface,
+						const struct usb_device_id *id);
 static void usb_pcwd_disconnect(struct usb_interface *interface);
 
 /* usb specific object needed to register this driver with the usb subsystem */
@@ -167,7 +185,8 @@ static struct usb_driver usb_pcwd_driver = {
 
 static void usb_pcwd_intr_done(struct urb *urb)
 {
-	struct usb_pcwd_private *usb_pcwd = (struct usb_pcwd_private *)urb->context;
+	struct usb_pcwd_private *usb_pcwd =
+				(struct usb_pcwd_private *)urb->context;
 	unsigned char *data = usb_pcwd->intr_buffer;
 	int retval;
 
@@ -178,11 +197,13 @@ static void usb_pcwd_intr_done(struct urb *urb)
 	case -ENOENT:
 	case -ESHUTDOWN:
 		/* this urb is terminated, clean up */
-		dbg("%s - urb shutting down with status: %d", __func__, urb->status);
+		dbg("%s - urb shutting down with status: %d", __func__,
+								urb->status);
 		return;
 	/* -EPIPE:  should clear the halt */
 	default:		/* error */
-		dbg("%s - nonzero urb status received: %d", __func__, urb->status);
+		dbg("%s - nonzero urb status received: %d", __func__,
+								urb->status);
 		goto resubmit;
 	}
 
@@ -199,22 +220,23 @@ static void usb_pcwd_intr_done(struct urb *urb)
 resubmit:
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
 	if (retval)
-		printk(KERN_ERR PFX "can't resubmit intr, usb_submit_urb failed with result %d\n",
-			retval);
+		printk(KERN_ERR PFX "can't resubmit intr, "
+			"usb_submit_urb failed with result %d\n", retval);
 }
 
-static int usb_pcwd_send_command(struct usb_pcwd_private *usb_pcwd, unsigned char cmd,
-	unsigned char *msb, unsigned char *lsb)
+static int usb_pcwd_send_command(struct usb_pcwd_private *usb_pcwd,
+		unsigned char cmd, unsigned char *msb, unsigned char *lsb)
 {
 	int got_response, count;
 	unsigned char buf[6];
 
-	/* We will not send any commands if the USB PCWD device does not exist */
+	/* We will not send any commands if the USB PCWD device does
+	 * not exist */
 	if ((!usb_pcwd) || (!usb_pcwd->exists))
 		return -1;
 
-	/* The USB PC Watchdog uses a 6 byte report format. The board currently uses
-	 * only 3 of the six bytes of the report. */
+	/* The USB PC Watchdog uses a 6 byte report format.
+	 * The board currently uses only 3 of the six bytes of the report. */
 	buf[0] = cmd;			/* Byte 0 = CMD */
 	buf[1] = *msb;			/* Byte 1 = Data MSB */
 	buf[2] = *lsb;			/* Byte 2 = Data LSB */
@@ -229,12 +251,14 @@ static int usb_pcwd_send_command(struct usb_pcwd_private *usb_pcwd, unsigned cha
 			HID_REQ_SET_REPORT, HID_DT_REPORT,
 			0x0200, usb_pcwd->interface_number, buf, sizeof(buf),
 			USB_COMMAND_TIMEOUT) != sizeof(buf)) {
-		dbg("usb_pcwd_send_command: error in usb_control_msg for cmd 0x%x 0x%x 0x%x\n", cmd, *msb, *lsb);
+		dbg("usb_pcwd_send_command: error in usb_control_msg for "
+				"cmd 0x%x 0x%x 0x%x\n", cmd, *msb, *lsb);
 	}
 	/* wait till the usb card processed the command,
 	 * with a max. timeout of USB_COMMAND_TIMEOUT */
 	got_response = 0;
-	for (count = 0; (count < USB_COMMAND_TIMEOUT) && (!got_response); count++) {
+	for (count = 0; (count < USB_COMMAND_TIMEOUT) && (!got_response);
+								count++) {
 		mdelay(1);
 		if (atomic_read(&usb_pcwd->cmd_received))
 			got_response = 1;
@@ -256,10 +280,12 @@ static int usb_pcwd_start(struct usb_pcwd_private *usb_pcwd)
 	int retval;
 
 	/* Enable Watchdog */
-	retval = usb_pcwd_send_command(usb_pcwd, CMD_ENABLE_WATCHDOG, &msb, &lsb);
+	retval = usb_pcwd_send_command(usb_pcwd, CMD_ENABLE_WATCHDOG,
+								&msb, &lsb);
 
 	if ((retval == 0) || (lsb == 0)) {
-		printk(KERN_ERR PFX "Card did not acknowledge enable attempt\n");
+		printk(KERN_ERR PFX
+				"Card did not acknowledge enable attempt\n");
 		return -1;
 	}
 
@@ -273,10 +299,12 @@ static int usb_pcwd_stop(struct usb_pcwd_private *usb_pcwd)
 	int retval;
 
 	/* Disable Watchdog */
-	retval = usb_pcwd_send_command(usb_pcwd, CMD_DISABLE_WATCHDOG, &msb, &lsb);
+	retval = usb_pcwd_send_command(usb_pcwd, CMD_DISABLE_WATCHDOG,
+								&msb, &lsb);
 
 	if ((retval == 0) || (lsb != 0)) {
-		printk(KERN_ERR PFX "Card did not acknowledge disable attempt\n");
+		printk(KERN_ERR PFX
+			"Card did not acknowledge disable attempt\n");
 		return -1;
 	}
 
@@ -308,7 +336,8 @@ static int usb_pcwd_set_heartbeat(struct usb_pcwd_private *usb_pcwd, int t)
 	return 0;
 }
 
-static int usb_pcwd_get_temperature(struct usb_pcwd_private *usb_pcwd, int *temperature)
+static int usb_pcwd_get_temperature(struct usb_pcwd_private *usb_pcwd,
+							int *temperature)
 {
 	unsigned char msb, lsb;
 
@@ -323,7 +352,8 @@ static int usb_pcwd_get_temperature(struct usb_pcwd_private *usb_pcwd, int *temp
 	return 0;
 }
 
-static int usb_pcwd_get_timeleft(struct usb_pcwd_private *usb_pcwd, int *time_left)
+static int usb_pcwd_get_timeleft(struct usb_pcwd_private *usb_pcwd,
+								int *time_left)
 {
 	unsigned char msb, lsb;
 
@@ -341,7 +371,7 @@ static int usb_pcwd_get_timeleft(struct usb_pcwd_private *usb_pcwd, int *time_le
  */
 
 static ssize_t usb_pcwd_write(struct file *file, const char __user *data,
-			      size_t len, loff_t *ppos)
+						size_t len, loff_t *ppos)
 {
 	/* See if we got the magic character 'V' and reload the timer */
 	if (len) {
@@ -352,7 +382,8 @@ static ssize_t usb_pcwd_write(struct file *file, const char __user *data,
 			 * five months ago... */
 			expect_release = 0;
 
-			/* scan to see whether or not we got the magic character */
+			/* scan to see whether or not we got the
+			 * magic character */
 			for (i = 0; i != len; i++) {
 				char c;
 				if (get_user(c, data + i))
@@ -431,7 +462,7 @@ static long usb_pcwd_ioctl(struct file *file, unsigned int cmd,
 			return -EFAULT;
 
 		if (usb_pcwd_set_heartbeat(usb_pcwd_device, new_heartbeat))
-		    return -EINVAL;
+			return -EINVAL;
 
 		usb_pcwd_keepalive(usb_pcwd_device);
 		/* Fall */
@@ -475,7 +506,8 @@ static int usb_pcwd_release(struct inode *inode, struct file *file)
 	if (expect_release == 42) {
 		usb_pcwd_stop(usb_pcwd_device);
 	} else {
-		printk(KERN_CRIT PFX "Unexpected close, not stopping watchdog!\n");
+		printk(KERN_CRIT PFX
+			"Unexpected close, not stopping watchdog!\n");
 		usb_pcwd_keepalive(usb_pcwd_device);
 	}
 	expect_release = 0;
@@ -515,7 +547,8 @@ static int usb_pcwd_temperature_release(struct inode *inode, struct file *file)
  *	Notify system
  */
 
-static int usb_pcwd_notify_sys(struct notifier_block *this, unsigned long code, void *unused)
+static int usb_pcwd_notify_sys(struct notifier_block *this, unsigned long code,
+								void *unused)
 {
 	if (code == SYS_DOWN || code == SYS_HALT)
 		usb_pcwd_stop(usb_pcwd_device);	/* Turn the WDT off */
@@ -578,7 +611,8 @@ static inline void usb_pcwd_delete(struct usb_pcwd_private *usb_pcwd)
  *	Called by the usb core when a new device is connected that it thinks
  *	this driver might be interested in.
  */
-static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_device_id *id)
+static int usb_pcwd_probe(struct usb_interface *interface,
+						const struct usb_device_id *id)
 {
 	struct usb_device *udev = interface_to_usbdev(interface);
 	struct usb_host_interface *iface_desc;
@@ -602,7 +636,8 @@ static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_devi
 
 	/* check out that we have a HID device */
 	if (!(iface_desc->desc.bInterfaceClass == USB_CLASS_HID)) {
-		printk(KERN_ERR PFX "The device isn't a Human Interface Device\n");
+		printk(KERN_ERR PFX
+			"The device isn't a Human Interface Device\n");
 		return -ENODEV;
 	}
 
@@ -632,10 +667,12 @@ static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_devi
 	usb_pcwd->udev = udev;
 	usb_pcwd->interface = interface;
 	usb_pcwd->interface_number = iface_desc->desc.bInterfaceNumber;
-	usb_pcwd->intr_size = (le16_to_cpu(endpoint->wMaxPacketSize) > 8 ? le16_to_cpu(endpoint->wMaxPacketSize) : 8);
+	usb_pcwd->intr_size = (le16_to_cpu(endpoint->wMaxPacketSize) > 8 ?
+				le16_to_cpu(endpoint->wMaxPacketSize) : 8);
 
 	/* set up the memory buffer's */
-	usb_pcwd->intr_buffer = usb_buffer_alloc(udev, usb_pcwd->intr_size, GFP_ATOMIC, &usb_pcwd->intr_dma);
+	usb_pcwd->intr_buffer = usb_buffer_alloc(udev, usb_pcwd->intr_size,
+					GFP_ATOMIC, &usb_pcwd->intr_dma);
 	if (!usb_pcwd->intr_buffer) {
 		printk(KERN_ERR PFX "Out of memory\n");
 		goto error;
@@ -669,7 +706,8 @@ static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_devi
 	usb_pcwd_stop(usb_pcwd);
 
 	/* Get the Firmware Version */
-	got_fw_rev = usb_pcwd_send_command(usb_pcwd, CMD_GET_FIRMWARE_VERSION, &fw_rev_major, &fw_rev_minor);
+	got_fw_rev = usb_pcwd_send_command(usb_pcwd, CMD_GET_FIRMWARE_VERSION,
+						&fw_rev_major, &fw_rev_minor);
 	if (got_fw_rev)
 		sprintf(fw_ver_str, "%u.%02u", fw_rev_major, fw_rev_minor);
 	else
@@ -679,9 +717,11 @@ static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_devi
 		fw_ver_str);
 
 	/* Get switch settings */
-	usb_pcwd_send_command(usb_pcwd, CMD_GET_DIP_SWITCH_SETTINGS, &dummy, &option_switches);
+	usb_pcwd_send_command(usb_pcwd, CMD_GET_DIP_SWITCH_SETTINGS, &dummy,
+							&option_switches);
 
-	printk(KERN_INFO PFX "Option switches (0x%02x): Temperature Reset Enable=%s, Power On Delay=%s\n",
+	printk(KERN_INFO PFX "Option switches (0x%02x): "
+		"Temperature Reset Enable=%s, Power On Delay=%s\n",
 		option_switches,
 		((option_switches & 0x10) ? "ON" : "OFF"),
 		((option_switches & 0x08) ? "ON" : "OFF"));
@@ -690,30 +730,35 @@ static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_devi
 	if (heartbeat == 0)
 		heartbeat = heartbeat_tbl[(option_switches & 0x07)];
 
-	/* Check that the heartbeat value is within it's range ; if not reset to the default */
+	/* Check that the heartbeat value is within it's range ;
+	 * if not reset to the default */
 	if (usb_pcwd_set_heartbeat(usb_pcwd, heartbeat)) {
 		usb_pcwd_set_heartbeat(usb_pcwd, WATCHDOG_HEARTBEAT);
-		printk(KERN_INFO PFX "heartbeat value must be 0<heartbeat<65536, using %d\n",
+		printk(KERN_INFO PFX
+			"heartbeat value must be 0<heartbeat<65536, using %d\n",
 			WATCHDOG_HEARTBEAT);
 	}
 
 	retval = register_reboot_notifier(&usb_pcwd_notifier);
 	if (retval != 0) {
-		printk(KERN_ERR PFX "cannot register reboot notifier (err=%d)\n",
+		printk(KERN_ERR PFX
+			"cannot register reboot notifier (err=%d)\n",
 			retval);
 		goto error;
 	}
 
 	retval = misc_register(&usb_pcwd_temperature_miscdev);
 	if (retval != 0) {
-		printk(KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
+		printk(KERN_ERR PFX
+			"cannot register miscdev on minor=%d (err=%d)\n",
 			TEMP_MINOR, retval);
 		goto err_out_unregister_reboot;
 	}
 
 	retval = misc_register(&usb_pcwd_miscdev);
 	if (retval != 0) {
-		printk(KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
+		printk(KERN_ERR PFX
+			"cannot register miscdev on minor=%d (err=%d)\n",
 			WATCHDOG_MINOR, retval);
 		goto err_out_misc_deregister;
 	}
@@ -799,7 +844,7 @@ static int __init usb_pcwd_init(void)
 		return result;
 	}
 
-	printk(KERN_INFO PFX DRIVER_DESC " v" DRIVER_VERSION " (" DRIVER_DATE ")\n");
+	printk(KERN_INFO PFX DRIVER_DESC " v" DRIVER_VERSION "\n");
 	return 0;
 }
 

drivers/watchdog/pnx4008_wdt.c

@@ -54,22 +54,22 @@
 
 /* WDTIM_CTRL bit definitions */
 #define COUNT_ENAB     1
-#define RESET_COUNT    (1<<1)
-#define DEBUG_EN       (1<<2)
+#define RESET_COUNT    (1 << 1)
+#define DEBUG_EN       (1 << 2)
 
 /* WDTIM_MCTRL bit definitions */
 #define MR0_INT        1
 #undef  RESET_COUNT0
-#define RESET_COUNT0   (1<<2)
-#define STOP_COUNT0    (1<<2)
-#define M_RES1         (1<<3)
-#define M_RES2         (1<<4)
-#define RESFRC1        (1<<5)
-#define RESFRC2        (1<<6)
+#define RESET_COUNT0   (1 << 2)
+#define STOP_COUNT0    (1 << 2)
+#define M_RES1         (1 << 3)
+#define M_RES2         (1 << 4)
+#define RESFRC1        (1 << 5)
+#define RESFRC2        (1 << 6)
 
 /* WDTIM_EMR bit definitions */
 #define EXT_MATCH0      1
-#define MATCH_OUTPUT_HIGH (2<<4)	/*a MATCH_CTRL setting */
+#define MATCH_OUTPUT_HIGH (2 << 4)	/*a MATCH_CTRL setting */
 
 /* WDTIM_RES bit definitions */
 #define WDOG_RESET      1	/* read only */

drivers/watchdog/riowd.c

@@ -146,7 +146,8 @@ static long riowd_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 	return 0;
 }
 
-static ssize_t riowd_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
+static ssize_t riowd_write(struct file *file, const char __user *buf,
+						size_t count, loff_t *ppos)
 {
 	struct riowd *p = riowd_device;
 

drivers/watchdog/sa1100_wdt.c

 /*
  *	Watchdog driver for the SA11x0/PXA2xx
  *
- *      (c) Copyright 2000 Oleg Drokin <green@crimea.edu>
- *          Based on SoftDog driver by Alan Cox <alan@lxorguk.ukuu.org.uk>
+ *	(c) Copyright 2000 Oleg Drokin <green@crimea.edu>
+ *	    Based on SoftDog driver by Alan Cox <alan@lxorguk.ukuu.org.uk>
  *
  *	This program is free software; you can redistribute it and/or
  *	modify it under the terms of the GNU General Public License
@@ -15,7 +15,7 @@
  *
  *	(c) Copyright 2000           Oleg Drokin <green@crimea.edu>
  *
- *      27/11/2000 Initial release
+ *	27/11/2000 Initial release
  */
 #include <linux/module.h>
 #include <linux/moduleparam.h>

drivers/watchdog/sbc60xxwdt.c

 /*
  *	60xx Single Board Computer Watchdog Timer driver for Linux 2.2.x
  *
- *      Based on acquirewdt.c by Alan Cox.
+ *	Based on acquirewdt.c by Alan Cox.
  *
  *	This program is free software; you can redistribute it and/or
  *	modify it under the terms of the GNU General Public License

drivers/watchdog/sbc8360.c

@@ -4,12 +4,12 @@
  *	(c) Copyright 2005 Webcon, Inc.
  *
  *	Based on ib700wdt.c, which is based on advantechwdt.c which is based
- *      on acquirewdt.c which is based on wdt.c.
+ *	on acquirewdt.c which is based on wdt.c.
  *
  *	(c) Copyright 2001 Charles Howes <chowes@vsol.net>
  *
- *      Based on advantechwdt.c which is based on acquirewdt.c which
- *       is based on wdt.c.
+ *	Based on advantechwdt.c which is based on acquirewdt.c which
+ *	is based on wdt.c.
  *
  *	(c) Copyright 2000-2001 Marek Michalkiewicz <marekm@linux.org.pl>
  *
@@ -30,9 +30,9 @@
  *
  *	(c) Copyright 1995    Alan Cox <alan@lxorguk.ukuu.org.uk>
  *
- *      14-Dec-2001 Matt Domsch <Matt_Domsch@dell.com>
- *           Added nowayout module option to override CONFIG_WATCHDOG_NOWAYOUT
- *           Added timeout module option to override default
+ *	14-Dec-2001 Matt Domsch <Matt_Domsch@dell.com>
+ *	     Added nowayout module option to override CONFIG_WATCHDOG_NOWAYOUT
+ *	     Added timeout module option to override default
  *
  */
 

drivers/watchdog/sbc_epx_c3.c

@@ -35,7 +35,8 @@ static int epx_c3_alive;
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default="
+					__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
 
 #define EPXC3_WATCHDOG_CTL_REG 0x1ee /* write 1 to enable, 0 to disable */
 #define EPXC3_WATCHDOG_PET_REG 0x1ef /* write anything to pet once enabled */

drivers/watchdog/sc1200wdt.c

@@ -71,7 +71,7 @@
 #define UART2_IRQ	0x04	/* Serial1 */
 /* 5 -7 are reserved */
 
-static char banner[] __initdata = KERN_INFO PFX SC1200_MODULE_VER;
+static char banner[] __initdata = PFX SC1200_MODULE_VER;
 static int timeout = 1;
 static int io = -1;
 static int io_len = 2;		/* for non plug and play */
@@ -392,7 +392,7 @@ static int __init sc1200wdt_init(void)
 {
 	int ret;
 
-	printk("%s\n", banner);
+	printk(KERN_INFO "%s\n", banner);
 
 #if defined CONFIG_PNP
 	if (isapnp) {
@@ -477,6 +477,7 @@ module_init(sc1200wdt_init);
 module_exit(sc1200wdt_exit);
 
 MODULE_AUTHOR("Zwane Mwaikambo <zwane@commfireservices.com>");
-MODULE_DESCRIPTION("Driver for National Semiconductor PC87307/PC97307 watchdog component");
+MODULE_DESCRIPTION(
+	"Driver for National Semiconductor PC87307/PC97307 watchdog component");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);

drivers/watchdog/sc520_wdt.c

 /*
  *	AMD Elan SC520 processor Watchdog Timer driver
  *
- *      Based on acquirewdt.c by Alan Cox,
- *           and sbc60xxwdt.c by Jakob Oestergaard <jakob@unthought.net>
+ *	Based on acquirewdt.c by Alan Cox,
+ *	     and sbc60xxwdt.c by Jakob Oestergaard <jakob@unthought.net>
  *
  *	This program is free software; you can redistribute it and/or
  *	modify it under the terms of the GNU General Public License
@@ -11,7 +11,7 @@
  *
  *	The authors do NOT admit liability nor provide warranty for
  *	any of this software. This material is provided "AS-IS" in
- *      the hope that it may be useful for others.
+ *	the hope that it may be useful for others.
  *
  *	(c) Copyright 2001    Scott Jennings <linuxdrivers@oro.net>
  *           9/27 - 2001      [Initial release]
@@ -438,6 +438,7 @@ module_init(sc520_wdt_init);
 module_exit(sc520_wdt_unload);
 
 MODULE_AUTHOR("Scott and Bill Jennings");
-MODULE_DESCRIPTION("Driver for watchdog timer in AMD \"Elan\" SC520 uProcessor");
+MODULE_DESCRIPTION(
+	"Driver for watchdog timer in AMD \"Elan\" SC520 uProcessor");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);

drivers/watchdog/smsc37b787_wdt.c

@@ -2,7 +2,7 @@
  *	SMsC 37B787 Watchdog Timer driver for Linux 2.6.x.x
  *
  *	Based on acquirewdt.c by Alan Cox <alan@lxorguk.ukuu.org.uk>
- *       and some other existing drivers
+ *	and some other existing drivers
  *
  *	This program is free software; you can redistribute it and/or
  *	modify it under the terms of the GNU General Public License
@@ -11,7 +11,7 @@
  *
  *	The authors do NOT admit liability nor provide warranty for
  *	any of this software. This material is provided "AS-IS" in
- *      the hope that it may be useful for others.
+ *	the hope that it may be useful for others.
  *
  *	(C) Copyright 2003-2006  Sven Anders <anders@anduras.de>
  *
@@ -22,19 +22,19 @@
  *
  *  Theory of operation:
  *
- *      A Watchdog Timer (WDT) is a hardware circuit that can
- *      reset the computer system in case of a software fault.
- *      You probably knew that already.
+ *	A Watchdog Timer (WDT) is a hardware circuit that can
+ *	reset the computer system in case of a software fault.
+ *	You probably knew that already.
  *
- *      Usually a userspace daemon will notify the kernel WDT driver
- *      via the /dev/watchdog special device file that userspace is
- *      still alive, at regular intervals.  When such a notification
- *      occurs, the driver will usually tell the hardware watchdog
- *      that everything is in order, and that the watchdog should wait
- *      for yet another little while to reset the system.
- *      If userspace fails (RAM error, kernel bug, whatever), the
- *      notifications cease to occur, and the hardware watchdog will
- *      reset the system (causing a reboot) after the timeout occurs.
+ *	Usually a userspace daemon will notify the kernel WDT driver
+ *	via the /dev/watchdog special device file that userspace is
+ *	still alive, at regular intervals.  When such a notification
+ *	occurs, the driver will usually tell the hardware watchdog
+ *	that everything is in order, and that the watchdog should wait
+ *	for yet another little while to reset the system.
+ *	If userspace fails (RAM error, kernel bug, whatever), the
+ *	notifications cease to occur, and the hardware watchdog will
+ *	reset the system (causing a reboot) after the timeout occurs.
  *
  * Create device with:
  *  mknod /dev/watchdog c 10 130
@@ -485,7 +485,7 @@ static long wb_smsc_wdt_ioctl(struct file *file,
 	case WDIOC_GETTIMEOUT:
 		new_timeout = timeout;
 		if (unit == UNIT_MINUTE)
-			  new_timeout *= 60;
+			new_timeout *= 60;
 		return put_user(new_timeout, uarg.i);
 	default:
 		return -ENOTTY;

drivers/watchdog/softdog.c

 /*
  *	SoftDog	0.07:	A Software Watchdog Device
  *
- *	(c) Copyright 1996 Alan Cox <alan@lxorguk.ukuu.org.uk>, All Rights Reserved.
+ *	(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
@@ -32,7 +33,7 @@
  *	Added WDIOC_GETTIMEOUT and WDIOC_SETTIMOUT.
  *
  *  20020530 Joel Becker <joel.becker@oracle.com>
- *  	Added Matt Domsch's nowayout module option.
+ *	Added Matt Domsch's nowayout module option.
  */
 
 #include <linux/module.h>

drivers/watchdog/w83697hf_wdt.c

@@ -462,6 +462,7 @@ module_init(wdt_init);
 module_exit(wdt_exit);
 
 MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Marcus Junker <junker@anduras.de>, Samuel Tardieu <sam@rfc1149.net>");
+MODULE_AUTHOR("Marcus Junker <junker@anduras.de>, "
+		"Samuel Tardieu <sam@rfc1149.net>");
 MODULE_DESCRIPTION("w83697hf/hg WDT driver");
 MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);

drivers/watchdog/w83697ug_wdt.c

@@ -2,7 +2,7 @@
  *	w83697ug/uf WDT driver
  *
  *	(c) Copyright 2008 Flemming Fransen <ff@nrvissing.net>
- *              reused original code to supoprt w83697ug/uf.
+ *		reused original code to support w83697ug/uf.
  *
  *	Based on w83627hf_wdt.c which is based on advantechwdt.c
  *	which is based on wdt.c.

drivers/watchdog/w83977f_wdt.c

@@ -426,7 +426,7 @@ static long wdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 			return -EFAULT;
 
 		if (wdt_set_timeout(new_timeout))
-		    return -EINVAL;
+			return -EINVAL;
 
 		wdt_keepalive();
 		/* Fall */

drivers/watchdog/wd501p.h

@@ -11,9 +11,9 @@
  *
  *	http://www.cymru.net
  *
- *	This driver is provided under the GNU General Public License, incorporated
- *	herein by reference. The driver is provided without warranty or
- *	support.
+ *	This driver is provided under the GNU General Public License,
+ *	incorporated herein by reference. The driver is provided without
+ *	warranty or support.
  *
  *	Release 0.04.
  *
@@ -39,13 +39,13 @@
 /* programmable outputs: */
 #define WDT_PROGOUT		(io+15)	/* wr=enable, rd=disable */
 
-								/* FAN 501 500 */
-#define WDC_SR_WCCR		1	/* Active low */	/*  X   X   X  */
-#define WDC_SR_TGOOD		2				/*  X   X   -  */
-#define WDC_SR_ISOI0		4				/*  X   X   X  */
-#define WDC_SR_ISII1		8				/*  X   X   X  */
-#define WDC_SR_FANGOOD		16				/*  X   -   -  */
-#define WDC_SR_PSUOVER		32	/* Active low */	/*  X   X   -  */
-#define WDC_SR_PSUUNDR		64	/* Active low */	/*  X   X   -  */
-#define WDC_SR_IRQ		128	/* Active low */	/*  X   X   X  */
+							 /* FAN 501 500 */
+#define WDC_SR_WCCR		1	/* Active low */ /*  X   X   X  */
+#define WDC_SR_TGOOD		2			 /*  X   X   -  */
+#define WDC_SR_ISOI0		4			 /*  X   X   X  */
+#define WDC_SR_ISII1		8			 /*  X   X   X  */
+#define WDC_SR_FANGOOD		16			 /*  X   -   -  */
+#define WDC_SR_PSUOVER		32	/* Active low */ /*  X   X   -  */
+#define WDC_SR_PSUUNDR		64	/* Active low */ /*  X   X   -  */
+#define WDC_SR_IRQ		128	/* Active low */ /*  X   X   X  */
 

drivers/watchdog/wdt977.c

@@ -401,7 +401,7 @@ static long wdt977_ioctl(struct file *file, unsigned int cmd,
 			return -EFAULT;
 
 		if (wdt977_set_timeout(new_timeout))
-		    return -EINVAL;
+			return -EINVAL;
 
 		wdt977_keepalive();
 		/* Fall */