21 files changed, 92 insertions, 109 deletions

diff --git a/drivers/watchdog/alim1535_wdt.c b/drivers/watchdog/alim1535_wdt.c
index c404fc69e7e6..b481cc0e32e4 100644
--- a/drivers/watchdog/alim1535_wdt.c
+++ b/drivers/watchdog/alim1535_wdt.c
@@ -31,7 +31,7 @@ static unsigned long ali_is_open;
 static char ali_expect_release;
 static struct pci_dev *ali_pci;
 static u32 ali_timeout_bits;    /* stores the computed timeout */
-static spinlock_t ali_lock;     /* Guards the hardware */
+static DEFINE_SPINLOCK(ali_lock);       /* Guards the hardware */
 
 /* module parameters */
 static int timeout = WATCHDOG_TIMEOUT;
@@ -398,8 +398,6 @@ static int __init watchdog_init(void)
 {
         int ret;
 
-        spin_lock_init(&ali_lock);
-
         /* Check whether or not the hardware watchdog is there */
         if (ali_find_watchdog() != 0) {
                 return -ENODEV;
diff --git a/drivers/watchdog/davinci_wdt.c b/drivers/watchdog/davinci_wdt.c
index 19db5302ba6e..a61cbd48dc07 100644
--- a/drivers/watchdog/davinci_wdt.c
+++ b/drivers/watchdog/davinci_wdt.c
@@ -61,7 +61,7 @@
 
 static int heartbeat = DEFAULT_HEARTBEAT;
 
-static spinlock_t io_lock;
+static DEFINE_SPINLOCK(io_lock);
 static unsigned long wdt_status;
 #define WDT_IN_USE        0
 #define WDT_OK_TO_CLOSE   1
@@ -200,8 +200,6 @@ static int davinci_wdt_probe(struct platform_device *pdev)
         int ret = 0, size;
         struct resource *res;
 
-        spin_lock_init(&io_lock);
-
         if (heartbeat < 1 || heartbeat > MAX_HEARTBEAT)
                 heartbeat = DEFAULT_HEARTBEAT;
 
@@ -262,7 +260,7 @@ static int __init davinci_wdt_init(void)
 
 static void __exit davinci_wdt_exit(void)
 {
-        return platform_driver_unregister(&platform_wdt_driver);
+        platform_driver_unregister(&platform_wdt_driver);
 }
 
 module_init(davinci_wdt_init);
diff --git a/drivers/watchdog/i6300esb.c b/drivers/watchdog/i6300esb.c
index f236954d2536..ca44fd9b19bb 100644
--- a/drivers/watchdog/i6300esb.c
+++ b/drivers/watchdog/i6300esb.c
@@ -77,7 +77,7 @@
 
 /* internal variables */
 static void __iomem *BASEADDR;
-static spinlock_t esb_lock; /* Guards the hardware */
+static DEFINE_SPINLOCK(esb_lock); /* Guards the hardware */
 static unsigned long timer_alive;
 static struct pci_dev *esb_pci;
 static unsigned short triggered; /* The status of the watchdog upon boot */
@@ -456,8 +456,6 @@ static int __init watchdog_init (void)
 {
         int ret;
 
-        spin_lock_init(&esb_lock);
-
         /* Check whether or not the hardware watchdog is there */
         if (!esb_getdevice () || esb_pci == NULL)
                 return -ENODEV;
diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c
index cd5a565bc3a0..a0e6809e369f 100644
--- a/drivers/watchdog/iTCO_wdt.c
+++ b/drivers/watchdog/iTCO_wdt.c
@@ -35,10 +35,12 @@
  *      82801GDH (ICH7DH)    : document number 307013-002, 307014-009,
  *      82801GBM (ICH7-M)    : document number 307013-002, 307014-009,
  *      82801GHM (ICH7-M DH) : document number 307013-002, 307014-009,
- *      82801HB  (ICH8)      : document number 313056-002, 313057-004,
- *      82801HR  (ICH8R)     : document number 313056-002, 313057-004,
- *      82801HH  (ICH8DH)    : document number 313056-002, 313057-004,
- *      82801HO  (ICH8DO)    : document number 313056-002, 313057-004,
+ *      82801HB  (ICH8)      : document number 313056-003, 313057-009,
+ *      82801HR  (ICH8R)     : document number 313056-003, 313057-009,
+ *      82801HBM (ICH8M)     : document number 313056-003, 313057-009,
+ *      82801HH  (ICH8DH)    : document number 313056-003, 313057-009,
+ *      82801HO  (ICH8DO)    : document number 313056-003, 313057-009,
+ *      82801HEM (ICH8M-E)   : document number 313056-003, 313057-009,
  *      82801IB  (ICH9)      : document number 316972-001, 316973-001,
  *      82801IR  (ICH9R)     : document number 316972-001, 316973-001,
  *      82801IH  (ICH9DH)    : document number 316972-001, 316973-001,
@@ -95,8 +97,10 @@ enum iTCO_chipsets {
         TCO_ICH7M,      /* ICH7-M */
         TCO_ICH7MDH,    /* ICH7-M DH */
         TCO_ICH8,       /* ICH8 & ICH8R */
+        TCO_ICH8ME,     /* ICH8M-E */
         TCO_ICH8DH,     /* ICH8DH */
         TCO_ICH8DO,     /* ICH8DO */
+        TCO_ICH8M,      /* ICH8M */
         TCO_ICH9,       /* ICH9 */
         TCO_ICH9R,      /* ICH9R */
         TCO_ICH9DH,     /* ICH9DH */
@@ -125,8 +129,10 @@ static struct {
         {"ICH7-M", 2},
         {"ICH7-M DH", 2},
         {"ICH8 or ICH8R", 2},
+        {"ICH8M-E", 2},
         {"ICH8DH", 2},
         {"ICH8DO", 2},
+        {"ICH8M", 2},
         {"ICH9", 2},
         {"ICH9R", 2},
         {"ICH9DH", 2},
@@ -134,6 +140,15 @@ static struct {
         {NULL,0}
 };
 
+#define ITCO_PCI_DEVICE(dev, data)      \
+        .vendor = PCI_VENDOR_ID_INTEL,  \
+        .device = dev,                  \
+        .subvendor = PCI_ANY_ID,        \
+        .subdevice = PCI_ANY_ID,        \
+        .class = 0,                     \
+        .class_mask = 0,                \
+        .driver_data = data
+
 /*
  * This data only exists for exporting the supported PCI ids
  * via MODULE_DEVICE_TABLE.  We do not actually register a
@@ -141,45 +156,47 @@ static struct {
  * functions that probably will be registered by other drivers.
  */
 static struct pci_device_id iTCO_wdt_pci_tbl[] = {
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_0,   PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH     },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_0,   PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH0    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0,   PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH2    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_10,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH2M   },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0,   PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH3    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_12,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH3M   },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_0,   PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH4    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_12,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH4M   },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801E_0,    PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_CICH    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801EB_0,   PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH5    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_1,       PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_6300ESB },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_0,      PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH6    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_1,      PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH6M   },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_2,      PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH6W   },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7_0,      PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH7    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7_1,      PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH7M   },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7_31,     PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH7MDH },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8_0,      PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH8    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8_2,      PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH8DH  },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8_3,      PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH8DO  },
-        { PCI_VENDOR_ID_INTEL, 0x2918,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH9    },
-        { PCI_VENDOR_ID_INTEL, 0x2916,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH9R    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9_2,      PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_ICH9DH    },
-        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB2_0,      PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x2671,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x2672,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x2673,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x2674,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x2675,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x2676,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x2677,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x2678,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x2679,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x267a,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x267b,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x267c,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x267d,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x267e,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
-        { PCI_VENDOR_ID_INTEL, 0x267f,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, TCO_631XESB },
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_82801AA_0,        TCO_ICH    )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_82801AB_0,        TCO_ICH0   )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_82801BA_0,        TCO_ICH2   )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_82801BA_10,       TCO_ICH2M  )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_82801CA_0,        TCO_ICH3   )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_82801CA_12,       TCO_ICH3M  )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_82801DB_0,        TCO_ICH4   )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_82801DB_12,       TCO_ICH4M  )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_82801E_0,         TCO_CICH   )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_82801EB_0,        TCO_ICH5   )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ESB_1,            TCO_6300ESB)},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH6_0,           TCO_ICH6   )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH6_1,           TCO_ICH6M  )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH6_2,           TCO_ICH6W  )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH7_0,           TCO_ICH7   )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH7_1,           TCO_ICH7M  )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH7_31,          TCO_ICH7MDH)},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH8_0,           TCO_ICH8   )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH8_1,           TCO_ICH8ME )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH8_2,           TCO_ICH8DH )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH8_3,           TCO_ICH8DO )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH8_4,           TCO_ICH8M  )},
+        { ITCO_PCI_DEVICE(0x2918,                               TCO_ICH9   )},
+        { ITCO_PCI_DEVICE(0x2916,                               TCO_ICH9R  )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ICH9_2,           TCO_ICH9DH )},
+        { ITCO_PCI_DEVICE(PCI_DEVICE_ID_INTEL_ESB2_0,           TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x2671,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x2672,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x2673,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x2674,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x2675,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x2676,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x2677,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x2678,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x2679,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x267a,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x267b,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x267c,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x267d,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x267e,                               TCO_631XESB)},
+        { ITCO_PCI_DEVICE(0x267f,                               TCO_631XESB)},
         { 0, },                 /* End of list */
 };
 MODULE_DEVICE_TABLE (pci, iTCO_wdt_pci_tbl);
@@ -300,6 +317,7 @@ 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");
                 return -EIO;
         }
@@ -590,7 +608,7 @@ static struct miscdevice iTCO_wdt_miscdev = {
  *      Init & exit routines
  */
 
-static int iTCO_wdt_init(struct pci_dev *pdev, const struct pci_device_id *ent, struct platform_device *dev)
+static int __devinit iTCO_wdt_init(struct pci_dev *pdev, const struct pci_device_id *ent, struct platform_device *dev)
 {
         int ret;
         u32 base_address;
@@ -694,7 +712,7 @@ out:
         return ret;
 }
 
-static void iTCO_wdt_cleanup(void)
+static void __devexit iTCO_wdt_cleanup(void)
 {
         /* Stop the timer before we leave */
         if (!nowayout)
@@ -709,7 +727,7 @@ static void iTCO_wdt_cleanup(void)
         iTCO_wdt_private.ACPIBASE = 0;
 }
 
-static int iTCO_wdt_probe(struct platform_device *dev)
+static int __devinit iTCO_wdt_probe(struct platform_device *dev)
 {
         int found = 0;
         struct pci_dev *pdev = NULL;
@@ -735,7 +753,7 @@ static int iTCO_wdt_probe(struct platform_device *dev)
         return 0;
 }
 
-static int iTCO_wdt_remove(struct platform_device *dev)
+static int __devexit iTCO_wdt_remove(struct platform_device *dev)
 {
         if (iTCO_wdt_private.ACPIBASE)
                 iTCO_wdt_cleanup();
@@ -753,7 +771,7 @@ static void iTCO_wdt_shutdown(struct platform_device *dev)
 
 static struct platform_driver iTCO_wdt_driver = {
         .probe          = iTCO_wdt_probe,
-        .remove         = iTCO_wdt_remove,
+        .remove         = __devexit_p(iTCO_wdt_remove),
         .shutdown       = iTCO_wdt_shutdown,
         .suspend        = iTCO_wdt_suspend,
         .resume         = iTCO_wdt_resume,
diff --git a/drivers/watchdog/ib700wdt.c b/drivers/watchdog/ib700wdt.c
index c3a60f52ccb9..4b89f401691a 100644
--- a/drivers/watchdog/ib700wdt.c
+++ b/drivers/watchdog/ib700wdt.c
@@ -48,7 +48,7 @@
 
 static struct platform_device *ibwdt_platform_device;
 static unsigned long ibwdt_is_open;
-static spinlock_t ibwdt_lock;
+static DEFINE_SPINLOCK(ibwdt_lock);
 static char expect_close;
 
 /* Module information */
@@ -308,8 +308,6 @@ static int __devinit ibwdt_probe(struct platform_device *dev)
 {
         int res;
 
-        spin_lock_init(&ibwdt_lock);
-
 #if WDT_START != WDT_STOP
         if (!request_region(WDT_STOP, 1, "IB700 WDT")) {
                 printk (KERN_ERR PFX "STOP method I/O %X is not available.\n", WDT_STOP);
diff --git a/drivers/watchdog/machzwd.c b/drivers/watchdog/machzwd.c
index 6d35bb112a5f..e6e07b4575eb 100644
--- a/drivers/watchdog/machzwd.c
+++ b/drivers/watchdog/machzwd.c
@@ -123,8 +123,8 @@ static void zf_ping(unsigned long data);
 static int zf_action = GEN_RESET;
 static unsigned long zf_is_open;
 static char zf_expect_close;
-static spinlock_t zf_lock;
-static spinlock_t zf_port_lock;
+static DEFINE_SPINLOCK(zf_lock);
+static DEFINE_SPINLOCK(zf_port_lock);
 static DEFINE_TIMER(zf_timer, zf_ping, 0, 0);
 static unsigned long next_heartbeat = 0;
 
@@ -438,9 +438,6 @@ static int __init zf_init(void)
 
         zf_show_action(action);
 
-        spin_lock_init(&zf_lock);
-        spin_lock_init(&zf_port_lock);
-
         if(!request_region(ZF_IOBASE, 3, "MachZ ZFL WDT")){
                 printk(KERN_ERR "cannot reserve I/O ports at %d\n",
                                                         ZF_IOBASE);
diff --git a/drivers/watchdog/mpc83xx_wdt.c b/drivers/watchdog/mpc83xx_wdt.c
index a0bf95fb9763..6369f569517f 100644
--- a/drivers/watchdog/mpc83xx_wdt.c
+++ b/drivers/watchdog/mpc83xx_wdt.c
@@ -56,7 +56,7 @@ static int prescale = 1;
 static unsigned int timeout_sec;
 
 static unsigned long wdt_is_open;
-static spinlock_t wdt_spinlock;
+static DEFINE_SPINLOCK(wdt_spinlock);
 
 static void mpc83xx_wdt_keepalive(void)
 {
@@ -185,9 +185,6 @@ static int __devinit mpc83xx_wdt_probe(struct platform_device *dev)
         printk(KERN_INFO "WDT driver for MPC83xx initialized. "
                 "mode:%s timeout=%d (%d seconds)\n",
                 reset ? "reset":"interrupt", timeout, timeout_sec);
-
-        spin_lock_init(&wdt_spinlock);
-
         return 0;
 
 err_unmap:
diff --git a/drivers/watchdog/pc87413_wdt.c b/drivers/watchdog/pc87413_wdt.c
index 3d3deae0d64b..15e4f8887a9e 100644
--- a/drivers/watchdog/pc87413_wdt.c
+++ b/drivers/watchdog/pc87413_wdt.c
@@ -61,7 +61,7 @@ static unsigned long timer_enabled = 0;  /* is the timer enabled? */
 
 static char expect_close;                /* is the close expected? */
 
-static spinlock_t io_lock;               /* to guard the watchdog from io races */
+static DEFINE_SPINLOCK(io_lock);/* to guard the watchdog from io races */
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 
@@ -561,8 +561,6 @@ static int __init pc87413_init(void)
 {
         int ret;
 
-        spin_lock_init(&io_lock);
-
         printk(KERN_INFO PFX "Version " VERSION " at io 0x%X\n", WDT_INDEX_IO_PORT);
 
         /* request_region(io, 2, "pc87413"); */
diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c
index 22f8873dd092..b04aa096a10a 100644
--- a/drivers/watchdog/pnx4008_wdt.c
+++ b/drivers/watchdog/pnx4008_wdt.c
@@ -80,7 +80,7 @@
 static int nowayout = WATCHDOG_NOWAYOUT;
 static int heartbeat = DEFAULT_HEARTBEAT;
 
-static spinlock_t io_lock;
+static DEFINE_SPINLOCK(io_lock);
 static unsigned long wdt_status;
 #define WDT_IN_USE        0
 #define WDT_OK_TO_CLOSE   1
@@ -254,8 +254,6 @@ static int pnx4008_wdt_probe(struct platform_device *pdev)
         int ret = 0, size;
         struct resource *res;
 
-        spin_lock_init(&io_lock);
-
         if (heartbeat < 1 || heartbeat > MAX_HEARTBEAT)
                 heartbeat = DEFAULT_HEARTBEAT;
 
@@ -335,7 +333,7 @@ static int __init pnx4008_wdt_init(void)
 
 static void __exit pnx4008_wdt_exit(void)
 {
-        return platform_driver_unregister(&platform_wdt_driver);
+        platform_driver_unregister(&platform_wdt_driver);
 }
 
 module_init(pnx4008_wdt_init);
diff --git a/drivers/watchdog/sbc8360.c b/drivers/watchdog/sbc8360.c
index 285d85289532..2ee2677f3648 100644
--- a/drivers/watchdog/sbc8360.c
+++ b/drivers/watchdog/sbc8360.c
@@ -54,7 +54,7 @@
 #include <asm/system.h>
 
 static unsigned long sbc8360_is_open;
-static spinlock_t sbc8360_lock;
+static DEFINE_SPINLOCK(sbc8360_lock);
 static char expect_close;
 
 #define PFX "sbc8360: "
@@ -359,7 +359,6 @@ static int __init sbc8360_init(void)
                 goto out_noreboot;
         }
 
-        spin_lock_init(&sbc8360_lock);
         res = misc_register(&sbc8360_miscdev);
         if (res) {
                 printk(KERN_ERR PFX "failed to register misc device\n");
diff --git a/drivers/watchdog/sc1200wdt.c b/drivers/watchdog/sc1200wdt.c
index 9670d47190d0..32ccd7c89c7d 100644
--- a/drivers/watchdog/sc1200wdt.c
+++ b/drivers/watchdog/sc1200wdt.c
@@ -74,7 +74,7 @@ static int io = -1;
 static int io_len = 2;          /* for non plug and play */
 static struct semaphore open_sem;
 static char expect_close;
-static spinlock_t sc1200wdt_lock;       /* io port access serialisation */
+static DEFINE_SPINLOCK(sc1200wdt_lock); /* io port access serialisation */
 
 #if defined CONFIG_PNP
 static int isapnp = 1;
@@ -375,7 +375,6 @@ static int __init sc1200wdt_init(void)
 
         printk("%s\n", banner);
 
-        spin_lock_init(&sc1200wdt_lock);
         sema_init(&open_sem, 1);
 
 #if defined CONFIG_PNP
diff --git a/drivers/watchdog/sc520_wdt.c b/drivers/watchdog/sc520_wdt.c
index e8594c64d1e6..2847324a2be2 100644
--- a/drivers/watchdog/sc520_wdt.c
+++ b/drivers/watchdog/sc520_wdt.c
@@ -125,7 +125,7 @@ static DEFINE_TIMER(timer, wdt_timer_ping, 0, 0);
 static unsigned long next_heartbeat;
 static unsigned long wdt_is_open;
 static char wdt_expect_close;
-static spinlock_t wdt_spinlock;
+static DEFINE_SPINLOCK(wdt_spinlock);
 
 /*
  *      Whack the dog
@@ -383,8 +383,6 @@ static int __init sc520_wdt_init(void)
 {
         int rc = -EBUSY;
 
-        spin_lock_init(&wdt_spinlock);
-
         /* Check that the timeout value is within it's range ; if not reset to the default */
         if (wdt_set_heartbeat(timeout)) {
                 wdt_set_heartbeat(WATCHDOG_TIMEOUT);
diff --git a/drivers/watchdog/smsc37b787_wdt.c b/drivers/watchdog/smsc37b787_wdt.c
index d3cb0a766020..5d2b5ba61414 100644
--- a/drivers/watchdog/smsc37b787_wdt.c
+++ b/drivers/watchdog/smsc37b787_wdt.c
@@ -83,7 +83,7 @@ static unsigned long timer_enabled = 0;   /* is the timer enabled? */
 
 static char expect_close;       /* is the close expected? */
 
-static spinlock_t io_lock;      /* to guard the watchdog from io races */
+static DEFINE_SPINLOCK(io_lock);/* to guard the watchdog from io races */
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 
@@ -540,8 +540,6 @@ static int __init wb_smsc_wdt_init(void)
 {
         int ret;
 
-        spin_lock_init(&io_lock);
-
         printk("SMsC 37B787 watchdog component driver " VERSION " initialising...\n");
 
         if (!request_region(IOPORT, IOPORT_SIZE, "SMsC 37B787 watchdog")) {
diff --git a/drivers/watchdog/w83627hf_wdt.c b/drivers/watchdog/w83627hf_wdt.c
index df33b3b5a53c..386492821fc2 100644
--- a/drivers/watchdog/w83627hf_wdt.c
+++ b/drivers/watchdog/w83627hf_wdt.c
@@ -48,7 +48,7 @@
 
 static unsigned long wdt_is_open;
 static char expect_close;
-static spinlock_t io_lock;
+static DEFINE_SPINLOCK(io_lock);
 
 /* You must set this - there is no sane way to probe for this board. */
 static int wdt_io = 0x2E;
@@ -328,8 +328,6 @@ wdt_init(void)
 {
         int ret;
 
-        spin_lock_init(&io_lock);
-
         printk(KERN_INFO "WDT driver for the Winbond(TM) W83627HF/THF/HG Super I/O chip initialising.\n");
 
         if (wdt_set_heartbeat(timeout)) {
diff --git a/drivers/watchdog/w83697hf_wdt.c b/drivers/watchdog/w83697hf_wdt.c
index 51826c216d6d..c622a0e6c9ae 100644
--- a/drivers/watchdog/w83697hf_wdt.c
+++ b/drivers/watchdog/w83697hf_wdt.c
@@ -47,7 +47,7 @@
 
 static unsigned long wdt_is_open;
 static char expect_close;
-static spinlock_t io_lock;
+static DEFINE_SPINLOCK(io_lock);
 
 /* You must set this - there is no sane way to probe for this board. */
 static int wdt_io = 0x2e;
@@ -376,8 +376,6 @@ wdt_init(void)
 {
         int ret, i, found = 0;
 
-        spin_lock_init(&io_lock);
-
         printk (KERN_INFO PFX "WDT driver for W83697HF/HG initializing\n");
 
         if (wdt_io == 0) {
diff --git a/drivers/watchdog/w83877f_wdt.c b/drivers/watchdog/w83877f_wdt.c
index 3c88fe18f4f4..bcc9d48955de 100644
--- a/drivers/watchdog/w83877f_wdt.c
+++ b/drivers/watchdog/w83877f_wdt.c
@@ -94,7 +94,7 @@ static DEFINE_TIMER(timer, wdt_timer_ping, 0, 0);
 static unsigned long next_heartbeat;
 static unsigned long wdt_is_open;
 static char wdt_expect_close;
-static spinlock_t wdt_spinlock;
+static DEFINE_SPINLOCK(wdt_spinlock);
 
 /*
  *      Whack the dog
@@ -350,8 +350,6 @@ static int __init w83877f_wdt_init(void)
 {
         int rc = -EBUSY;
 
-        spin_lock_init(&wdt_spinlock);
-
         if(timeout < 1 || timeout > 3600) /* arbitrary upper limit */
         {
                 timeout = WATCHDOG_TIMEOUT;
diff --git a/drivers/watchdog/w83977f_wdt.c b/drivers/watchdog/w83977f_wdt.c
index 157968442891..b475529d2475 100644
--- a/drivers/watchdog/w83977f_wdt.c
+++ b/drivers/watchdog/w83977f_wdt.c
@@ -50,7 +50,7 @@ static	int timeoutW;			/* timeout in watchdog counter units */
 static  unsigned long timer_alive;
 static  int testmode;
 static  char expect_close;
-static  spinlock_t spinlock;
+static  DEFINE_SPINLOCK(spinlock);
 
 module_param(timeout, int, 0);
 MODULE_PARM_DESC(timeout,"Watchdog timeout in seconds (15..7635), default=" __MODULE_STRING(DEFAULT_TIMEOUT) ")");
@@ -476,8 +476,6 @@ static int __init w83977f_wdt_init(void)
 
         printk(KERN_INFO PFX DRIVER_VERSION);
 
-        spin_lock_init(&spinlock);
-
         /*
          * Check that the timeout value is within it's range ; 
          * if not reset to the default
diff --git a/drivers/watchdog/wafer5823wdt.c b/drivers/watchdog/wafer5823wdt.c
index 950905d3c39f..9e368091f799 100644
--- a/drivers/watchdog/wafer5823wdt.c
+++ b/drivers/watchdog/wafer5823wdt.c
@@ -45,7 +45,7 @@
 
 static unsigned long wafwdt_is_open;
 static char expect_close;
-static spinlock_t wafwdt_lock;
+static DEFINE_SPINLOCK(wafwdt_lock);
 
 /*
  *      You must set these - there is no sane way to probe for this board.
@@ -252,8 +252,6 @@ static int __init wafwdt_init(void)
 
         printk(KERN_INFO "WDT driver for Wafer 5823 single board computer initialising.\n");
 
-        spin_lock_init(&wafwdt_lock);
-
         if (timeout < 1 || timeout > 255) {
                 timeout = WD_TIMO;
                 printk (KERN_INFO PFX "timeout value must be 1<=x<=255, using %d\n",
diff --git a/drivers/watchdog/wdt.c b/drivers/watchdog/wdt.c
index 0a3de6a02442..53d0bb410df8 100644
--- a/drivers/watchdog/wdt.c
+++ b/drivers/watchdog/wdt.c
@@ -253,7 +253,7 @@ static irqreturn_t wdt_interrupt(int irq, void *dev_id)
                         printk(KERN_CRIT "Possible fan fault.\n");
         }
 #endif /* CONFIG_WDT_501 */
-        if (!(status & WDC_SR_WCCR))
+        if (!(status & WDC_SR_WCCR)) {
 #ifdef SOFTWARE_REBOOT
 #ifdef ONLY_TESTING
                 printk(KERN_CRIT "Would Reboot.\n");
@@ -264,6 +264,7 @@ static irqreturn_t wdt_interrupt(int irq, void *dev_id)
 #else
                 printk(KERN_CRIT "Reset in 5ms.\n");
 #endif
+        }
         return IRQ_HANDLED;
 }
 
diff --git a/drivers/watchdog/wdt977.c b/drivers/watchdog/wdt977.c
index 7d300ff7ab07..9b7f6b6edef6 100644
--- a/drivers/watchdog/wdt977.c
+++ b/drivers/watchdog/wdt977.c
@@ -59,7 +59,7 @@ static	int timeoutM;				/* timeout in minutes */
 static  unsigned long timer_alive;
 static  int testmode;
 static  char expect_close;
-static  spinlock_t spinlock;
+static  DEFINE_SPINLOCK(spinlock);
 
 module_param(timeout, int, 0);
 MODULE_PARM_DESC(timeout,"Watchdog timeout in seconds (60..15300), default=" __MODULE_STRING(DEFAULT_TIMEOUT) ")");
@@ -448,8 +448,6 @@ static int __init wd977_init(void)
 
         printk(KERN_INFO PFX DRIVER_VERSION);
 
-        spin_lock_init(&spinlock);
-
         /* Check that the timeout value is within it's range ; if not reset to the default */
         if (wdt977_set_timeout(timeout))
         {
diff --git a/drivers/watchdog/wdt_pci.c b/drivers/watchdog/wdt_pci.c
index 6baf4ae42c9d..1355608683e4 100644
--- a/drivers/watchdog/wdt_pci.c
+++ b/drivers/watchdog/wdt_pci.c
@@ -74,7 +74,7 @@
 static int dev_count;
 
 static struct semaphore open_sem;
-static spinlock_t wdtpci_lock;
+static DEFINE_SPINLOCK(wdtpci_lock);
 static char expect_close;
 
 static int io;
@@ -298,7 +298,7 @@ static irqreturn_t wdtpci_interrupt(int irq, void *dev_id)
                         printk(KERN_CRIT PFX "Possible fan fault.\n");
         }
 #endif /* CONFIG_WDT_501_PCI */
-        if (!(status&WDC_SR_WCCR))
+        if (!(status&WDC_SR_WCCR)) {
 #ifdef SOFTWARE_REBOOT
 #ifdef ONLY_TESTING
                 printk(KERN_CRIT PFX "Would Reboot.\n");
@@ -309,6 +309,7 @@ static irqreturn_t wdtpci_interrupt(int irq, void *dev_id)
 #else
                 printk(KERN_CRIT PFX "Reset in 5ms.\n");
 #endif
+        }
         return IRQ_HANDLED;
 }
 
@@ -606,7 +607,6 @@ static int __devinit wdtpci_init_one (struct pci_dev *dev,
         }
 
         sema_init(&open_sem, 1);
-        spin_lock_init(&wdtpci_lock);
 
         irq = dev->irq;
         io = pci_resource_start (dev, 2);