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-rw-r--r--include/linux/watchdog.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/watchdog.h b/include/linux/watchdog.h
index 51732d6c9..7047bc7f8 100644
--- a/include/linux/watchdog.h
+++ b/include/linux/watchdog.h
@@ -66,7 +66,8 @@ struct watchdog_ops {
* as configurable from user space. Only relevant if
* max_hw_heartbeat_ms is not provided.
* @min_hw_heartbeat_ms:
- * Minimum time between heartbeats, in milli-seconds.
+ * Hardware limit for minimum time between heartbeats,
+ * in milli-seconds.
* @max_hw_heartbeat_ms:
* Hardware limit for maximum timeout, in milli-seconds.
* Replaces max_timeout if specified.
@@ -180,4 +181,7 @@ extern int watchdog_init_timeout(struct watchdog_device *wdd,
extern int watchdog_register_device(struct watchdog_device *);
extern void watchdog_unregister_device(struct watchdog_device *);
+/* devres register variant */
+int devm_watchdog_register_device(struct device *dev, struct watchdog_device *);
+
#endif /* ifndef _LINUX_WATCHDOG_H */