diff options
Diffstat (limited to 'drivers/watchdog')
-rw-r--r-- | drivers/watchdog/wdt285.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/drivers/watchdog/wdt285.c b/drivers/watchdog/wdt285.c index e4cf661dc890..fea398a4ca32 100644 --- a/drivers/watchdog/wdt285.c +++ b/drivers/watchdog/wdt285.c | |||
@@ -26,9 +26,9 @@ | |||
26 | #include <linux/reboot.h> | 26 | #include <linux/reboot.h> |
27 | #include <linux/init.h> | 27 | #include <linux/init.h> |
28 | #include <linux/interrupt.h> | 28 | #include <linux/interrupt.h> |
29 | #include <linux/uaccess.h> | ||
30 | #include <linux/irq.h> | ||
29 | 31 | ||
30 | #include <asm/irq.h> | ||
31 | #include <asm/uaccess.h> | ||
32 | #include <asm/hardware.h> | 32 | #include <asm/hardware.h> |
33 | #include <asm/mach-types.h> | 33 | #include <asm/mach-types.h> |
34 | #include <asm/hardware/dec21285.h> | 34 | #include <asm/hardware/dec21285.h> |
@@ -115,8 +115,8 @@ static int watchdog_release(struct inode *inode, struct file *file) | |||
115 | return 0; | 115 | return 0; |
116 | } | 116 | } |
117 | 117 | ||
118 | static ssize_t | 118 | static ssize_t watchdog_write(struct file *file, const char *data, |
119 | watchdog_write(struct file *file, const char *data, size_t len, loff_t *ppos) | 119 | size_t len, loff_t *ppos) |
120 | { | 120 | { |
121 | /* | 121 | /* |
122 | * Refresh the timer. | 122 | * Refresh the timer. |
@@ -127,19 +127,18 @@ watchdog_write(struct file *file, const char *data, size_t len, loff_t *ppos) | |||
127 | return len; | 127 | return len; |
128 | } | 128 | } |
129 | 129 | ||
130 | static struct watchdog_info ident = { | 130 | static const struct watchdog_info ident = { |
131 | .options = WDIOF_SETTIMEOUT, | 131 | .options = WDIOF_SETTIMEOUT, |
132 | .identity = "Footbridge Watchdog", | 132 | .identity = "Footbridge Watchdog", |
133 | }; | 133 | }; |
134 | 134 | ||
135 | static int | 135 | static long watchdog_ioctl(struct file *file, unsigned int cmd, |
136 | watchdog_ioctl(struct inode *inode, struct file *file, unsigned int cmd, | 136 | unsigned long arg) |
137 | unsigned long arg) | ||
138 | { | 137 | { |
139 | unsigned int new_margin; | 138 | unsigned int new_margin; |
140 | int ret = -ENOTTY; | 139 | int ret = -ENOTTY; |
141 | 140 | ||
142 | switch(cmd) { | 141 | switch (cmd) { |
143 | case WDIOC_GETSUPPORT: | 142 | case WDIOC_GETSUPPORT: |
144 | ret = 0; | 143 | ret = 0; |
145 | if (copy_to_user((void *)arg, &ident, sizeof(ident))) | 144 | if (copy_to_user((void *)arg, &ident, sizeof(ident))) |
@@ -148,7 +147,7 @@ watchdog_ioctl(struct inode *inode, struct file *file, unsigned int cmd, | |||
148 | 147 | ||
149 | case WDIOC_GETSTATUS: | 148 | case WDIOC_GETSTATUS: |
150 | case WDIOC_GETBOOTSTATUS: | 149 | case WDIOC_GETBOOTSTATUS: |
151 | ret = put_user(0,(int *)arg); | 150 | ret = put_user(0, (int *)arg); |
152 | break; | 151 | break; |
153 | 152 | ||
154 | case WDIOC_KEEPALIVE: | 153 | case WDIOC_KEEPALIVE: |
@@ -182,7 +181,7 @@ static const struct file_operations watchdog_fops = { | |||
182 | .owner = THIS_MODULE, | 181 | .owner = THIS_MODULE, |
183 | .llseek = no_llseek, | 182 | .llseek = no_llseek, |
184 | .write = watchdog_write, | 183 | .write = watchdog_write, |
185 | .ioctl = watchdog_ioctl, | 184 | .unlocked_ioctl = watchdog_ioctl, |
186 | .open = watchdog_open, | 185 | .open = watchdog_open, |
187 | .release = watchdog_release, | 186 | .release = watchdog_release, |
188 | }; | 187 | }; |
@@ -204,11 +203,13 @@ static int __init footbridge_watchdog_init(void) | |||
204 | if (retval < 0) | 203 | if (retval < 0) |
205 | return retval; | 204 | return retval; |
206 | 205 | ||
207 | printk("Footbridge Watchdog Timer: 0.01, timer margin: %d sec\n", | 206 | printk(KERN_INFO |
208 | soft_margin); | 207 | "Footbridge Watchdog Timer: 0.01, timer margin: %d sec\n", |
208 | soft_margin); | ||
209 | 209 | ||
210 | if (machine_is_cats()) | 210 | if (machine_is_cats()) |
211 | printk("Warning: Watchdog reset may not work on this machine.\n"); | 211 | printk(KERN_WARN |
212 | "Warning: Watchdog reset may not work on this machine.\n"); | ||
212 | return 0; | 213 | return 0; |
213 | } | 214 | } |
214 | 215 | ||
@@ -223,7 +224,7 @@ MODULE_LICENSE("GPL"); | |||
223 | MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); | 224 | MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); |
224 | 225 | ||
225 | module_param(soft_margin, int, 0); | 226 | module_param(soft_margin, int, 0); |
226 | MODULE_PARM_DESC(soft_margin,"Watchdog timeout in seconds"); | 227 | MODULE_PARM_DESC(soft_margin, "Watchdog timeout in seconds"); |
227 | 228 | ||
228 | module_init(footbridge_watchdog_init); | 229 | module_init(footbridge_watchdog_init); |
229 | module_exit(footbridge_watchdog_exit); | 230 | module_exit(footbridge_watchdog_exit); |