Lines Matching refs:heartbeat
26 /* Max heartbeat is calculated at 32kHz source clock */
62 static int heartbeat = DEFAULT_HEARTBEAT;
137 /* 50% open window => 50% min heartbeat */
138 wdd->min_hw_heartbeat_ms = 500 * heartbeat;
142 /* 25% open window => 75% min heartbeat */
143 wdd->min_hw_heartbeat_ms = 750 * heartbeat;
147 /* 12.5% open window => 87.5% min heartbeat */
148 wdd->min_hw_heartbeat_ms = 875 * heartbeat;
152 /* 6.5% open window => 93.5% min heartbeat */
153 wdd->min_hw_heartbeat_ms = 935 * heartbeat;
157 /* 3.125% open window => 96.9% min heartbeat */
158 wdd->min_hw_heartbeat_ms = 969 * heartbeat;
285 if (preset_heartbeat != heartbeat)
286 dev_warn(dev, "watchdog already running, ignoring heartbeat config!\n");
288 heartbeat = preset_heartbeat;
299 dev_warn(dev, "time_left > heartbeat? Assuming last ping just before now.\n");
340 watchdog_init_timeout(wdd, heartbeat, dev);
395 module_param(heartbeat, int, 0);
396 MODULE_PARM_DESC(heartbeat,
397 "Watchdog heartbeat period in seconds from 1 to "