42 	int ret;  in wm831x_isink_enable()  local
45 	ret = wm831x_set_bits(wm831x, isink->reg, WM831X_CS1_ENA,  in wm831x_isink_enable()
47 	if (ret != 0)  in wm831x_isink_enable()
48 		return ret;  in wm831x_isink_enable()
51 	ret = wm831x_set_bits(wm831x, isink->reg, WM831X_CS1_DRIVE,  in wm831x_isink_enable()
53 	if (ret != 0)  in wm831x_isink_enable()
56 	return ret;  in wm831x_isink_enable()
64 	int ret;  in wm831x_isink_disable()  local
66 	ret = wm831x_set_bits(wm831x, isink->reg, WM831X_CS1_DRIVE, 0);  in wm831x_isink_disable()
67 	if (ret < 0)  in wm831x_isink_disable()
68 		return ret;  in wm831x_isink_disable()
70 	ret = wm831x_set_bits(wm831x, isink->reg, WM831X_CS1_ENA, 0);  in wm831x_isink_disable()
71 	if (ret < 0)  in wm831x_isink_disable()
72 		return ret;  in wm831x_isink_disable()
74 	return ret;  in wm831x_isink_disable()
82 	int ret;  in wm831x_isink_is_enabled()  local
84 	ret = wm831x_reg_read(wm831x, isink->reg);  in wm831x_isink_is_enabled()
85 	if (ret < 0)  in wm831x_isink_is_enabled()
86 		return ret;  in wm831x_isink_is_enabled()
88 	if ((ret & (WM831X_CS1_ENA | WM831X_CS1_DRIVE)) ==  in wm831x_isink_is_enabled()
100 	int ret, i;  in wm831x_isink_set_current()  local
105 			ret = wm831x_set_bits(wm831x, isink->reg,  in wm831x_isink_set_current()
107 			return ret;  in wm831x_isink_set_current()
118 	int ret;  in wm831x_isink_get_current()  local
120 	ret = wm831x_reg_read(wm831x, isink->reg);  in wm831x_isink_get_current()
121 	if (ret < 0)  in wm831x_isink_get_current()
122 		return ret;  in wm831x_isink_get_current()
124 	ret &= WM831X_CS1_ISEL_MASK;  in wm831x_isink_get_current()
125 	if (ret > WM831X_ISINK_MAX_ISEL)  in wm831x_isink_get_current()
126 		ret = WM831X_ISINK_MAX_ISEL;  in wm831x_isink_get_current()
128 	return wm831x_isinkv_values[ret];  in wm831x_isink_get_current()
159 	int ret, irq;  in wm831x_isink_probe()  local
176 		ret = -EINVAL;  in wm831x_isink_probe()
198 		ret = PTR_ERR(isink->regulator);  in wm831x_isink_probe()
200 			id + 1, ret);  in wm831x_isink_probe()
205 	ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,  in wm831x_isink_probe()
210 	if (ret != 0) {  in wm831x_isink_probe()
212 			irq, ret);  in wm831x_isink_probe()
221 	return ret;  in wm831x_isink_probe()
233 	int ret;  in wm831x_isink_init()  local
234 	ret = platform_driver_register(&wm831x_isink_driver);  in wm831x_isink_init()
235 	if (ret != 0)  in wm831x_isink_init()
236 		pr_err("Failed to register WM831x ISINK driver: %d\n", ret);  in wm831x_isink_init()
238 	return ret;  in wm831x_isink_init()