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authorYang Li <yang.lee@linux.alibaba.com>2024-02-06 17:38:57 +0800
committerWim Van Sebroeck <wim@linux-watchdog.org>2024-03-03 14:17:27 +0100
commitd2f656dc4969e765de2db8564c4c38d135d9152b (patch)
tree030d128f5ca483b884b524038b1347486f39f4f3 /drivers/watchdog
parentb568b1504d04491d77de463d14212f5941cff825 (diff)
watchdog: Add kernel-doc for wdt_set_timeout()
The wdt_set_timeout function lacked a complete kernel-doc description. This patch adds missing parameter and return value descriptions in accordance with kernel-doc standards. Signed-off-by: Yang Li <yang.lee@linux.alibaba.com> Reviewed-by: Guenter Roeck <linux@roeckus.net> Link: https://lore.kernel.org/r/20240206093857.62444-1-yang.lee@linux.alibaba.com Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/it87_wdt.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/watchdog/it87_wdt.c b/drivers/watchdog/it87_wdt.c
index 9297a5891912..3e8c15138edd 100644
--- a/drivers/watchdog/it87_wdt.c
+++ b/drivers/watchdog/it87_wdt.c
@@ -213,12 +213,16 @@ static int wdt_stop(struct watchdog_device *wdd)
/**
* wdt_set_timeout - set a new timeout value with watchdog ioctl
+ * @wdd: pointer to the watchdog_device structure
* @t: timeout value in seconds
*
* The hardware device has a 8 or 16 bit watchdog timer (depends on
* chip version) that can be configured to count seconds or minutes.
*
* Used within WDIOC_SETTIMEOUT watchdog device ioctl.
+ *
+ * Return: 0 if the timeout was set successfully, or a negative error code on
+ * failure.
*/
static int wdt_set_timeout(struct watchdog_device *wdd, unsigned int t)