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authorGuenter Roeck <linux@roeck-us.net>2015-07-29 09:45:36 -0700
committerWim Van Sebroeck <wim@iguana.be>2015-09-09 21:34:34 +0200
commitfa928ee8d4af1f70eee77a5ac77c084a0715eb9e (patch)
tree26eb497954847bc6ca6e59c0e3ae0434569b2e68 /drivers/watchdog
parentwatchdog: (nv_tco) add support for MCP79 (diff)
downloadlinux-dev-fa928ee8d4af1f70eee77a5ac77c084a0715eb9e.tar.xz
linux-dev-fa928ee8d4af1f70eee77a5ac77c084a0715eb9e.zip
watchdog: booke_wdt: Use infrastructure to check timeout limits
The watchdog infrastructure checks the maximum timeout for us. Use it. Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/booke_wdt.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/watchdog/booke_wdt.c b/drivers/watchdog/booke_wdt.c
index e96b09b135c8..04da4b66c75e 100644
--- a/drivers/watchdog/booke_wdt.c
+++ b/drivers/watchdog/booke_wdt.c
@@ -186,8 +186,6 @@ static int booke_wdt_stop(struct watchdog_device *wdog)
static int booke_wdt_set_timeout(struct watchdog_device *wdt_dev,
unsigned int timeout)
{
- if (timeout > MAX_WDT_TIMEOUT)
- return -EINVAL;
wdt_dev->timeout = timeout;
booke_wdt_set(wdt_dev);
@@ -211,7 +209,6 @@ static struct watchdog_device booke_wdt_dev = {
.info = &booke_wdt_info,
.ops = &booke_wdt_ops,
.min_timeout = 1,
- .max_timeout = 0xFFFF
};
static void __exit booke_wdt_exit(void)
@@ -229,6 +226,7 @@ static int __init booke_wdt_init(void)
booke_wdt_set_timeout(&booke_wdt_dev,
period_to_sec(booke_wdt_period));
watchdog_set_nowayout(&booke_wdt_dev, nowayout);
+ booke_wdt_dev.max_timeout = MAX_WDT_TIMEOUT;
if (booke_wdt_enabled)
booke_wdt_start(&booke_wdt_dev);