33 	struct wm831x *wm831x;  member
57 	struct wm831x *wm831x = driver_data->wm831x;  in wm831x_wdt_start()  local
62 	ret = wm831x_reg_unlock(wm831x);  in wm831x_wdt_start()
64 		ret = wm831x_set_bits(wm831x, WM831X_WATCHDOG,  in wm831x_wdt_start()
66 		wm831x_reg_lock(wm831x);  in wm831x_wdt_start()
68 		dev_err(wm831x->dev, "Failed to unlock security key: %d\n",  in wm831x_wdt_start()
80 	struct wm831x *wm831x = driver_data->wm831x;  in wm831x_wdt_stop()  local
85 	ret = wm831x_reg_unlock(wm831x);  in wm831x_wdt_stop()
87 		ret = wm831x_set_bits(wm831x, WM831X_WATCHDOG,  in wm831x_wdt_stop()
89 		wm831x_reg_lock(wm831x);  in wm831x_wdt_stop()
91 		dev_err(wm831x->dev, "Failed to unlock security key: %d\n",  in wm831x_wdt_stop()
103 	struct wm831x *wm831x = driver_data->wm831x;  in wm831x_wdt_ping()  local
117 	reg = wm831x_reg_read(wm831x, WM831X_WATCHDOG);  in wm831x_wdt_ping()
120 		dev_err(wm831x->dev, "Hardware watchdog update unsupported\n");  in wm831x_wdt_ping()
127 	ret = wm831x_reg_unlock(wm831x);  in wm831x_wdt_ping()
129 		ret = wm831x_reg_write(wm831x, WM831X_WATCHDOG, reg);  in wm831x_wdt_ping()
130 		wm831x_reg_lock(wm831x);  in wm831x_wdt_ping()
132 		dev_err(wm831x->dev, "Failed to unlock security key: %d\n",  in wm831x_wdt_ping()
146 	struct wm831x *wm831x = driver_data->wm831x;  in wm831x_wdt_set_timeout()  local
155 	ret = wm831x_reg_unlock(wm831x);  in wm831x_wdt_set_timeout()
157 		ret = wm831x_set_bits(wm831x, WM831X_WATCHDOG,  in wm831x_wdt_set_timeout()
160 		wm831x_reg_lock(wm831x);  in wm831x_wdt_set_timeout()
162 		dev_err(wm831x->dev, "Failed to unlock security key: %d\n",  in wm831x_wdt_set_timeout()
186 	struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent);  in wm831x_wdt_probe()  local
193 	ret = wm831x_reg_read(wm831x, WM831X_WATCHDOG);  in wm831x_wdt_probe()
195 		dev_err(wm831x->dev, "Failed to read watchdog status: %d\n",  in wm831x_wdt_probe()
202 		dev_warn(wm831x->dev, "Watchdog is paused\n");  in wm831x_wdt_probe()
212 	driver_data->wm831x = wm831x;  in wm831x_wdt_probe()
221 	reg = wm831x_reg_read(wm831x, WM831X_WATCHDOG);  in wm831x_wdt_probe()
227 		dev_warn(wm831x->dev,  in wm831x_wdt_probe()
252 				dev_err(wm831x->dev,  in wm831x_wdt_probe()
264 		ret = wm831x_reg_unlock(wm831x);  in wm831x_wdt_probe()
266 			ret = wm831x_reg_write(wm831x, WM831X_WATCHDOG, reg);  in wm831x_wdt_probe()
267 			wm831x_reg_lock(wm831x);  in wm831x_wdt_probe()
269 			dev_err(wm831x->dev,  in wm831x_wdt_probe()
277 		dev_err(wm831x->dev, "watchdog_register_device() failed: %d\n",  in wm831x_wdt_probe()