68 	struct watchdog_device	wdd;  member
86 static int tegra_wdt_start(struct watchdog_device *wdd)  in tegra_wdt_start()  argument
88 	struct tegra_wdt *wdt = watchdog_get_drvdata(wdd);  in tegra_wdt_start()
109 	      (wdd->timeout << WDT_CFG_PERIOD_SHIFT) |  in tegra_wdt_start()
118 static int tegra_wdt_stop(struct watchdog_device *wdd)  in tegra_wdt_stop()  argument
120 	struct tegra_wdt *wdt = watchdog_get_drvdata(wdd);  in tegra_wdt_stop()
129 static int tegra_wdt_ping(struct watchdog_device *wdd)  in tegra_wdt_ping()  argument
131 	struct tegra_wdt *wdt = watchdog_get_drvdata(wdd);  in tegra_wdt_ping()
138 static int tegra_wdt_set_timeout(struct watchdog_device *wdd,  in tegra_wdt_set_timeout()  argument
141 	wdd->timeout = timeout;  in tegra_wdt_set_timeout()
143 	if (watchdog_active(wdd)) {  in tegra_wdt_set_timeout()
144 		tegra_wdt_stop(wdd);  in tegra_wdt_set_timeout()
145 		return tegra_wdt_start(wdd);  in tegra_wdt_set_timeout()
151 static unsigned int tegra_wdt_get_timeleft(struct watchdog_device *wdd)  in tegra_wdt_get_timeleft()  argument
153 	struct tegra_wdt *wdt = watchdog_get_drvdata(wdd);  in tegra_wdt_get_timeleft()
170 	return (((3 - exp) * wdd->timeout) + count) / 4;  in tegra_wdt_get_timeleft()
192 	struct watchdog_device *wdd;  in tegra_wdt_probe()  local
217 	wdd = &wdt->wdd;  in tegra_wdt_probe()
218 	wdd->timeout = heartbeat;  in tegra_wdt_probe()
219 	wdd->info = &tegra_wdt_info;  in tegra_wdt_probe()
220 	wdd->ops = &tegra_wdt_ops;  in tegra_wdt_probe()
221 	wdd->min_timeout = MIN_WDT_TIMEOUT;  in tegra_wdt_probe()
222 	wdd->max_timeout = MAX_WDT_TIMEOUT;  in tegra_wdt_probe()
223 	wdd->parent = &pdev->dev;  in tegra_wdt_probe()
225 	watchdog_set_drvdata(wdd, wdt);  in tegra_wdt_probe()
227 	watchdog_set_nowayout(wdd, nowayout);  in tegra_wdt_probe()
229 	ret = watchdog_register_device(wdd);  in tegra_wdt_probe()
249 	tegra_wdt_stop(&wdt->wdd);  in tegra_wdt_remove()
251 	watchdog_unregister_device(&wdt->wdd);  in tegra_wdt_remove()
263 	if (watchdog_active(&wdt->wdd))  in tegra_wdt_runtime_suspend()
264 		tegra_wdt_stop(&wdt->wdd);  in tegra_wdt_runtime_suspend()
273 	if (watchdog_active(&wdt->wdd))  in tegra_wdt_runtime_resume()
274 		tegra_wdt_start(&wdt->wdd);  in tegra_wdt_runtime_resume()