51 	struct wm831x_wdt_drvdata *driver_data = watchdog_get_drvdata(wdt_dev);  in wm831x_wdt_start()  local
52 	struct wm831x *wm831x = driver_data->wm831x;  in wm831x_wdt_start()
55 	mutex_lock(&driver_data->lock);  in wm831x_wdt_start()
67 	mutex_unlock(&driver_data->lock);  in wm831x_wdt_start()
74 	struct wm831x_wdt_drvdata *driver_data = watchdog_get_drvdata(wdt_dev);  in wm831x_wdt_stop()  local
75 	struct wm831x *wm831x = driver_data->wm831x;  in wm831x_wdt_stop()
78 	mutex_lock(&driver_data->lock);  in wm831x_wdt_stop()
90 	mutex_unlock(&driver_data->lock);  in wm831x_wdt_stop()
97 	struct wm831x_wdt_drvdata *driver_data = watchdog_get_drvdata(wdt_dev);  in wm831x_wdt_ping()  local
98 	struct wm831x *wm831x = driver_data->wm831x;  in wm831x_wdt_ping()
102 	mutex_lock(&driver_data->lock);  in wm831x_wdt_ping()
124 	mutex_unlock(&driver_data->lock);  in wm831x_wdt_ping()
132 	struct wm831x_wdt_drvdata *driver_data = watchdog_get_drvdata(wdt_dev);  in wm831x_wdt_set_timeout()  local
133 	struct wm831x *wm831x = driver_data->wm831x;  in wm831x_wdt_set_timeout()
177 	struct wm831x_wdt_drvdata *driver_data;  in wm831x_wdt_probe()  local
192 	driver_data = devm_kzalloc(dev, sizeof(*driver_data), GFP_KERNEL);  in wm831x_wdt_probe()
193 	if (!driver_data)  in wm831x_wdt_probe()
196 	mutex_init(&driver_data->lock);  in wm831x_wdt_probe()
197 	driver_data->wm831x = wm831x;  in wm831x_wdt_probe()
199 	wm831x_wdt = &driver_data->wdt;  in wm831x_wdt_probe()
205 	watchdog_set_drvdata(wm831x_wdt, driver_data);  in wm831x_wdt_probe()
243 	return devm_watchdog_register_device(dev, &driver_data->wdt);  in wm831x_wdt_probe()