27 	int ret;  in max9271_read()  local
31 	ret = i2c_smbus_read_byte_data(dev->client, reg);  in max9271_read()
32 	if (ret < 0)  in max9271_read()
35 			__func__, reg, ret);  in max9271_read()
37 	return ret;  in max9271_read()
42 	int ret;  in max9271_write()  local
46 	ret = i2c_smbus_write_byte_data(dev->client, reg, val);  in max9271_write()
47 	if (ret < 0)  in max9271_write()
50 			__func__, reg, ret);  in max9271_write()
52 	return ret;  in max9271_write()
65 	int ret;  in max9271_pclk_detect()  local
68 		ret = max9271_read(dev, 0x15);  in max9271_pclk_detect()
69 		if (ret < 0)  in max9271_pclk_detect()
70 			return ret;  in max9271_pclk_detect()
72 		if (ret & MAX9271_PCLKDET)  in max9271_pclk_detect()
97 	int ret;  in max9271_set_serial_link()  local
101 		ret = max9271_pclk_detect(dev);  in max9271_set_serial_link()
102 		if (ret)  in max9271_set_serial_link()
103 			return ret;  in max9271_set_serial_link()
121 	ret = max9271_write(dev, 0x04, val);  in max9271_set_serial_link()
122 	if (ret < 0)  in max9271_set_serial_link()
123 		return ret;  in max9271_set_serial_link()
133 	int ret;  in max9271_configure_i2c()  local
135 	ret = max9271_write(dev, 0x0d, i2c_config);  in max9271_configure_i2c()
136 	if (ret < 0)  in max9271_configure_i2c()
137 		return ret;  in max9271_configure_i2c()
151 	int ret;  in max9271_set_high_threshold()  local
153 	ret = max9271_read(dev, 0x08);  in max9271_set_high_threshold()
154 	if (ret < 0)  in max9271_set_high_threshold()
155 		return ret;  in max9271_set_high_threshold()
161 	ret = max9271_write(dev, 0x08, enable ? ret | BIT(0) : ret & ~BIT(0));  in max9271_set_high_threshold()
162 	if (ret < 0)  in max9271_set_high_threshold()
163 		return ret;  in max9271_set_high_threshold()
173 	int ret;  in max9271_configure_gmsl_link()  local
185 	ret = max9271_write(dev, 0x07, MAX9271_DBL | MAX9271_HVEN |  in max9271_configure_gmsl_link()
187 	if (ret < 0)  in max9271_configure_gmsl_link()
188 		return ret;  in max9271_configure_gmsl_link()
196 	ret = max9271_write(dev, 0x02,  in max9271_configure_gmsl_link()
200 	if (ret < 0)  in max9271_configure_gmsl_link()
201 		return ret;  in max9271_configure_gmsl_link()
211 	int ret;  in max9271_set_gpios()  local
213 	ret = max9271_read(dev, 0x0f);  in max9271_set_gpios()
214 	if (ret < 0)  in max9271_set_gpios()
217 	ret |= gpio_mask;  in max9271_set_gpios()
218 	ret = max9271_write(dev, 0x0f, ret);  in max9271_set_gpios()
219 	if (ret < 0) {  in max9271_set_gpios()
220 		dev_err(&dev->client->dev, "Failed to set gpio (%d)\n", ret);  in max9271_set_gpios()
221 		return ret;  in max9271_set_gpios()
232 	int ret;  in max9271_clear_gpios()  local
234 	ret = max9271_read(dev, 0x0f);  in max9271_clear_gpios()
235 	if (ret < 0)  in max9271_clear_gpios()
238 	ret &= ~gpio_mask;  in max9271_clear_gpios()
239 	ret = max9271_write(dev, 0x0f, ret);  in max9271_clear_gpios()
240 	if (ret < 0) {  in max9271_clear_gpios()
241 		dev_err(&dev->client->dev, "Failed to clear gpio (%d)\n", ret);  in max9271_clear_gpios()
242 		return ret;  in max9271_clear_gpios()
253 	int ret;  in max9271_enable_gpios()  local
255 	ret = max9271_read(dev, 0x0e);  in max9271_enable_gpios()
256 	if (ret < 0)  in max9271_enable_gpios()
260 	ret |= (gpio_mask & ~BIT(0));  in max9271_enable_gpios()
261 	ret = max9271_write(dev, 0x0e, ret);  in max9271_enable_gpios()
262 	if (ret < 0) {  in max9271_enable_gpios()
263 		dev_err(&dev->client->dev, "Failed to enable gpio (%d)\n", ret);  in max9271_enable_gpios()
264 		return ret;  in max9271_enable_gpios()
275 	int ret;  in max9271_disable_gpios()  local
277 	ret = max9271_read(dev, 0x0e);  in max9271_disable_gpios()
278 	if (ret < 0)  in max9271_disable_gpios()
282 	ret &= ~(gpio_mask | BIT(0));  in max9271_disable_gpios()
283 	ret = max9271_write(dev, 0x0e, ret);  in max9271_disable_gpios()
284 	if (ret < 0) {  in max9271_disable_gpios()
285 		dev_err(&dev->client->dev, "Failed to disable gpio (%d)\n", ret);  in max9271_disable_gpios()
286 		return ret;  in max9271_disable_gpios()
297 	int ret;  in max9271_verify_id()  local
299 	ret = max9271_read(dev, 0x1e);  in max9271_verify_id()
300 	if (ret < 0) {  in max9271_verify_id()
302 			ret);  in max9271_verify_id()
303 		return ret;  in max9271_verify_id()
306 	if (ret != MAX9271_ID) {  in max9271_verify_id()
308 			ret);  in max9271_verify_id()
318 	int ret;  in max9271_set_address()  local
320 	ret = max9271_write(dev, 0x00, addr << 1);  in max9271_set_address()
321 	if (ret < 0) {  in max9271_set_address()
323 			"MAX9271 I2C address change failed (%d)\n", ret);  in max9271_set_address()
324 		return ret;  in max9271_set_address()
334 	int ret;  in max9271_set_deserializer_address()  local
336 	ret = max9271_write(dev, 0x01, addr << 1);  in max9271_set_deserializer_address()
337 	if (ret < 0) {  in max9271_set_deserializer_address()
339 			"MAX9271 deserializer address set failed (%d)\n", ret);  in max9271_set_deserializer_address()
340 		return ret;  in max9271_set_deserializer_address()
350 	int ret;  in max9271_set_translation()  local
352 	ret = max9271_write(dev, 0x09, source << 1);  in max9271_set_translation()
353 	if (ret < 0) {  in max9271_set_translation()
355 			"MAX9271 I2C translation setup failed (%d)\n", ret);  in max9271_set_translation()
356 		return ret;  in max9271_set_translation()
360 	ret = max9271_write(dev, 0x0a, dest << 1);  in max9271_set_translation()
361 	if (ret < 0) {  in max9271_set_translation()
363 			"MAX9271 I2C translation setup failed (%d)\n", ret);  in max9271_set_translation()
364 		return ret;  in max9271_set_translation()