X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fwatchdog%2Fpnx4008_wdt.c;h=0ed84162437beb913a66cdf621bde5e0d2bc9a38;hb=56831a1a883bb8376ea56ce8f3b1d5844c94d257;hp=22f8873dd092e72f5e25140eea95146ed817f4f1;hpb=0b776eb5426752d4e53354ac89e3710d857e09a7;p=linux-2.6

diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c
index 22f8873dd0..0ed8416243 100644
--- a/drivers/watchdog/pnx4008_wdt.c
+++ b/drivers/watchdog/pnx4008_wdt.c
@@ -28,10 +28,9 @@
 #include <linux/platform_device.h>
 #include <linux/clk.h>
 #include <linux/spinlock.h>
-
-#include <asm/hardware.h>
-#include <asm/uaccess.h>
-#include <asm/io.h>
+#include <linux/uaccess.h>
+#include <linux/io.h>
+#include <mach/hardware.h>
 
 #define MODULE_NAME "PNX4008-WDT: "
 
@@ -80,7 +79,7 @@
 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
@@ -144,9 +143,8 @@ static int pnx4008_wdt_open(struct inode *inode, struct file *file)
 	return nonseekable_open(inode, file);
 }
 
-static ssize_t
-pnx4008_wdt_write(struct file *file, const char *data, size_t len,
-		  loff_t * ppos)
+static ssize_t pnx4008_wdt_write(struct file *file, const char *data,
+					size_t len, loff_t *ppos)
 {
 	if (len) {
 		if (!nowayout) {
@@ -169,15 +167,14 @@ pnx4008_wdt_write(struct file *file, const char *data, size_t len,
 	return len;
 }
 
-static struct watchdog_info ident = {
+static const struct watchdog_info ident = {
 	.options = WDIOF_CARDRESET | WDIOF_MAGICCLOSE |
 	    WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING,
 	.identity = "PNX4008 Watchdog",
 };
 
-static int
-pnx4008_wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
-		  unsigned long arg)
+static long pnx4008_wdt_ioctl(struct inode *inode, struct file *file,
+					unsigned int cmd, unsigned long arg)
 {
 	int ret = -ENOTTY;
 	int time;
@@ -196,6 +193,11 @@ pnx4008_wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
 		ret = put_user(boot_status, (int *)arg);
 		break;
 
+	case WDIOC_KEEPALIVE:
+		wdt_enable();
+		ret = 0;
+		break;
+
 	case WDIOC_SETTIMEOUT:
 		ret = get_user(time, (int *)arg);
 		if (ret)
@@ -213,11 +215,6 @@ pnx4008_wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
 	case WDIOC_GETTIMEOUT:
 		ret = put_user(heartbeat, (int *)arg);
 		break;
-
-	case WDIOC_KEEPALIVE:
-		wdt_enable();
-		ret = 0;
-		break;
 	}
 	return ret;
 }
@@ -238,7 +235,7 @@ static const struct file_operations pnx4008_wdt_fops = {
 	.owner = THIS_MODULE,
 	.llseek = no_llseek,
 	.write = pnx4008_wdt_write,
-	.ioctl = pnx4008_wdt_ioctl,
+	.unlocked_ioctl = pnx4008_wdt_ioctl,
 	.open = pnx4008_wdt_open,
 	.release = pnx4008_wdt_release,
 };
@@ -254,8 +251,6 @@ 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;
 
@@ -323,6 +318,7 @@ static int pnx4008_wdt_remove(struct platform_device *pdev)
 static struct platform_driver platform_wdt_driver = {
 	.driver = {
 		.name = "watchdog",
+		.owner	= THIS_MODULE,
 	},
 	.probe = pnx4008_wdt_probe,
 	.remove = pnx4008_wdt_remove,
@@ -335,7 +331,7 @@ 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);
@@ -356,3 +352,4 @@ MODULE_PARM_DESC(nowayout,
 
 MODULE_LICENSE("GPL");
 MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
+MODULE_ALIAS("platform:watchdog");