Lines Matching refs:heartbeat
24 /* Max heartbeat is calculated at 32kHz source clock */
55 static int heartbeat = DEFAULT_HEARTBEAT;
130 /* 50% open window => 50% min heartbeat */
131 wdd->min_hw_heartbeat_ms = 500 * heartbeat;
135 /* 25% open window => 75% min heartbeat */
136 wdd->min_hw_heartbeat_ms = 750 * heartbeat;
140 /* 12.5% open window => 87.5% min heartbeat */
141 wdd->min_hw_heartbeat_ms = 875 * heartbeat;
145 /* 6.5% open window => 93.5% min heartbeat */
146 wdd->min_hw_heartbeat_ms = 935 * heartbeat;
150 /* 3.125% open window => 96.9% min heartbeat */
151 wdd->min_hw_heartbeat_ms = 969 * heartbeat;
273 if (heartbeat_ms != heartbeat * 1000)
274 dev_warn(dev, "watchdog already running, ignoring heartbeat config!\n");
276 heartbeat = heartbeat_ms;
277 heartbeat /= 1000;
288 dev_warn(dev, "time_left > heartbeat? Assuming last ping just before now.\n");
293 watchdog_init_timeout(wdd, heartbeat, dev);
350 module_param(heartbeat, int, 0);
351 MODULE_PARM_DESC(heartbeat,
352 "Watchdog heartbeat period in seconds from 1 to "