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authorLinus Torvalds <torvalds@linux-foundation.org>2009-07-09 20:45:01 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-07-09 20:45:01 -0700
commitb690a3770e99497982d48a93e30cb7de549aead8 (patch)
tree9b31e9522e936440c0feaeb1e3b4ccd673804b45 /drivers
parent016d3569bf7b21375451d91be6ee2ad4ffff5211 (diff)
parentcf1eaab2525e8ae1d53eaf923981c96cb31e57c8 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog
* git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog: [WATCHDOG] w83627hf_wdt.c: add support for the W83627EHF support [WATCHDOG] SA1100 watchdog maximum timeout [WATCHDOG] w83697ug, fix lock imbalance [WATCHDOG] drivers/watchdog/bcm47xx_wdt.c: Remove unnecessary semicolons
Diffstat (limited to 'drivers')
-rw-r--r--drivers/watchdog/bcm47xx_wdt.c2
-rw-r--r--drivers/watchdog/sa1100_wdt.c5
-rw-r--r--drivers/watchdog/w83627hf_wdt.c5
-rw-r--r--drivers/watchdog/w83697ug_wdt.c4
4 files changed, 12 insertions, 4 deletions
diff --git a/drivers/watchdog/bcm47xx_wdt.c b/drivers/watchdog/bcm47xx_wdt.c
index 5c7011cda6a..751c003864a 100644
--- a/drivers/watchdog/bcm47xx_wdt.c
+++ b/drivers/watchdog/bcm47xx_wdt.c
@@ -161,7 +161,7 @@ static long bcm47xx_wdt_ioctl(struct file *file,
{
void __user *argp = (void __user *)arg;
int __user *p = argp;
- int new_value, retval = -EINVAL;;
+ int new_value, retval = -EINVAL;
switch (cmd) {
case WDIOC_GETSUPPORT:
diff --git a/drivers/watchdog/sa1100_wdt.c b/drivers/watchdog/sa1100_wdt.c
index ee1caae4d33..016245419fa 100644
--- a/drivers/watchdog/sa1100_wdt.c
+++ b/drivers/watchdog/sa1100_wdt.c
@@ -38,7 +38,7 @@
static unsigned long oscr_freq;
static unsigned long sa1100wdt_users;
-static int pre_margin;
+static unsigned int pre_margin;
static int boot_status;
/*
@@ -84,6 +84,7 @@ static const struct watchdog_info ident = {
.options = WDIOF_CARDRESET | WDIOF_SETTIMEOUT
| WDIOF_KEEPALIVEPING,
.identity = "SA1100/PXA255 Watchdog",
+ .firmware_version = 1,
};
static long sa1100dog_ioctl(struct file *file, unsigned int cmd,
@@ -118,7 +119,7 @@ static long sa1100dog_ioctl(struct file *file, unsigned int cmd,
if (ret)
break;
- if (time <= 0 || time > 255) {
+ if (time <= 0 || (oscr_freq * (long long)time >= 0xffffffff)) {
ret = -EINVAL;
break;
}
diff --git a/drivers/watchdog/w83627hf_wdt.c b/drivers/watchdog/w83627hf_wdt.c
index 916890abffd..f201accc4e3 100644
--- a/drivers/watchdog/w83627hf_wdt.c
+++ b/drivers/watchdog/w83627hf_wdt.c
@@ -89,6 +89,11 @@ static void w83627hf_select_wd_register(void)
c = ((inb_p(WDT_EFDR) & 0xf7) | 0x04); /* select WDT0 */
outb_p(0x2b, WDT_EFER);
outb_p(c, WDT_EFDR); /* set GPIO3 to WDT0 */
+ } else if (c == 0x88) { /* W83627EHF */
+ outb_p(0x2d, WDT_EFER); /* select GPIO5 */
+ c = inb_p(WDT_EFDR) & ~0x01; /* PIN77 -> WDT0# */
+ outb_p(0x2d, WDT_EFER);
+ outb_p(c, WDT_EFDR); /* set GPIO5 to WDT0 */
}
outb_p(0x07, WDT_EFER); /* point to logical device number reg */
diff --git a/drivers/watchdog/w83697ug_wdt.c b/drivers/watchdog/w83697ug_wdt.c
index 883b5f79673..a6c12dec91a 100644
--- a/drivers/watchdog/w83697ug_wdt.c
+++ b/drivers/watchdog/w83697ug_wdt.c
@@ -149,8 +149,10 @@ static void wdt_ctrl(int timeout)
{
spin_lock(&io_lock);
- if (w83697ug_select_wd_register() < 0)
+ if (w83697ug_select_wd_register() < 0) {
+ spin_unlock(&io_lock);
return;
+ }
outb_p(0xF4, WDT_EFER); /* Select CRF4 */
outb_p(timeout, WDT_EFDR); /* Write Timeout counter to CRF4 */