90 	struct watchdog_device	wdd;  member
101 #define to_dw_wdt(wdd)	container_of(wdd, struct dw_wdt, wdd)  argument
189 static int dw_wdt_ping(struct watchdog_device *wdd)  in dw_wdt_ping()  argument
191 	struct dw_wdt *dw_wdt = to_dw_wdt(wdd);  in dw_wdt_ping()
199 static int dw_wdt_set_timeout(struct watchdog_device *wdd, unsigned int top_s)  in dw_wdt_set_timeout()  argument
201 	struct dw_wdt *dw_wdt = to_dw_wdt(wdd);  in dw_wdt_set_timeout()
216 		wdd->pretimeout = timeout;  in dw_wdt_set_timeout()
218 		wdd->pretimeout = 0;  in dw_wdt_set_timeout()
230 	if (watchdog_active(wdd))  in dw_wdt_set_timeout()
231 		dw_wdt_ping(wdd);  in dw_wdt_set_timeout()
238 	if (top_s * 1000 <= wdd->max_hw_heartbeat_ms)  in dw_wdt_set_timeout()
239 		wdd->timeout = timeout * dw_wdt->rmod;  in dw_wdt_set_timeout()
241 		wdd->timeout = top_s;  in dw_wdt_set_timeout()
246 static int dw_wdt_set_pretimeout(struct watchdog_device *wdd, unsigned int req)  in dw_wdt_set_pretimeout()  argument
248 	struct dw_wdt *dw_wdt = to_dw_wdt(wdd);  in dw_wdt_set_pretimeout()
256 	dw_wdt_set_timeout(wdd, wdd->timeout);  in dw_wdt_set_pretimeout()
275 static int dw_wdt_start(struct watchdog_device *wdd)  in dw_wdt_start()  argument
277 	struct dw_wdt *dw_wdt = to_dw_wdt(wdd);  in dw_wdt_start()
279 	dw_wdt_set_timeout(wdd, wdd->timeout);  in dw_wdt_start()
280 	dw_wdt_ping(&dw_wdt->wdd);  in dw_wdt_start()
286 static int dw_wdt_stop(struct watchdog_device *wdd)  in dw_wdt_stop()  argument
288 	struct dw_wdt *dw_wdt = to_dw_wdt(wdd);  in dw_wdt_stop()
291 		set_bit(WDOG_HW_RUNNING, &wdd->status);  in dw_wdt_stop()
301 static int dw_wdt_restart(struct watchdog_device *wdd,  in dw_wdt_restart()  argument
304 	struct dw_wdt *dw_wdt = to_dw_wdt(wdd);  in dw_wdt_restart()
320 static unsigned int dw_wdt_get_timeleft(struct watchdog_device *wdd)  in dw_wdt_get_timeleft()  argument
322 	struct dw_wdt *dw_wdt = to_dw_wdt(wdd);  in dw_wdt_get_timeleft()
332 			sec += wdd->pretimeout;  in dw_wdt_get_timeleft()
374 	watchdog_notify_pretimeout(&dw_wdt->wdd);  in dw_wdt_irq()
410 	dw_wdt_ping(&dw_wdt->wdd);  in dw_wdt_resume()
523 	struct device *dev = dw_wdt->wdd.parent;  in dw_wdt_dbgfs_init()
554 	struct watchdog_device *wdd;  in dw_wdt_drv_probe()  local
629 		dw_wdt->wdd.info = &dw_wdt_pt_ident;  in dw_wdt_drv_probe()
634 		dw_wdt->wdd.info = &dw_wdt_ident;  in dw_wdt_drv_probe()
643 	wdd = &dw_wdt->wdd;  in dw_wdt_drv_probe()
644 	wdd->ops = &dw_wdt_ops;  in dw_wdt_drv_probe()
645 	wdd->min_timeout = dw_wdt_get_min_timeout(dw_wdt);  in dw_wdt_drv_probe()
646 	wdd->max_hw_heartbeat_ms = dw_wdt_get_max_timeout_ms(dw_wdt);  in dw_wdt_drv_probe()
647 	wdd->parent = dev;  in dw_wdt_drv_probe()
649 	watchdog_set_drvdata(wdd, dw_wdt);  in dw_wdt_drv_probe()
650 	watchdog_set_nowayout(wdd, nowayout);  in dw_wdt_drv_probe()
651 	watchdog_init_timeout(wdd, 0, dev);  in dw_wdt_drv_probe()
659 		wdd->timeout = dw_wdt_get_timeout(dw_wdt);  in dw_wdt_drv_probe()
660 		set_bit(WDOG_HW_RUNNING, &wdd->status);  in dw_wdt_drv_probe()
662 		wdd->timeout = DW_WDT_DEFAULT_SECONDS;  in dw_wdt_drv_probe()
663 		watchdog_init_timeout(wdd, 0, dev);  in dw_wdt_drv_probe()
668 	watchdog_set_restart_priority(wdd, 128);  in dw_wdt_drv_probe()
670 	ret = watchdog_register_device(wdd);  in dw_wdt_drv_probe()
692 	watchdog_unregister_device(&dw_wdt->wdd);  in dw_wdt_drv_remove()