155 	int ret;  in ucs12cm0_read()  local
157 	ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));  in ucs12cm0_read()
158 	if (ret < 0)  in ucs12cm0_read()
161 	return ret;  in ucs12cm0_read()
167 	int ret;  in ucs12cm0_read_byte()  local
169 	ret = ucs12cm0_read(client, cmd, &data, sizeof(data));  in ucs12cm0_read_byte()
170 	if (ret < 0)  in ucs12cm0_read_byte()
171 		return ret;  in ucs12cm0_read_byte()
179 	int ret;  in ucs12cm0_read_word()  local
181 	ret = ucs12cm0_read(client, cmd, &data, sizeof(data));  in ucs12cm0_read_word()
182 	if (ret < 0)  in ucs12cm0_read_word()
183 		return ret;  in ucs12cm0_read_word()
194 	int ret;  in ucs12cm0_read_average()  local
198 		ret = ucs12cm0_read_word(data->client, cmd);  in ucs12cm0_read_average()
199 		if (ret < 0)  in ucs12cm0_read_average()
200 			return ret;  in ucs12cm0_read_average()
202 		sum += ret;  in ucs12cm0_read_average()
220 	int ret;  in ucs12cm0_write_byte()  local
225 	ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));  in ucs12cm0_write_byte()
226 	if (ret < 0) {  in ucs12cm0_write_byte()
228 		return ret;  in ucs12cm0_write_byte()
240 	int ret;  in ucs12cm0_read_raw()  local
245 		ret = ucs12cm0_read_word(data->client, cmd);  in ucs12cm0_read_raw()
246 		if (ret < 0)  in ucs12cm0_read_raw()
247 			return ret;  in ucs12cm0_read_raw()
248 		*val = ret;  in ucs12cm0_read_raw()
320 	int ret;  in start_calibrating_store()  local
348 		ret = ucs12cm0_read_average(data, i);  in start_calibrating_store()
349 		if (ret < 0)  in start_calibrating_store()
350 			return ret;  in start_calibrating_store()
351 		else if (ret == 0)  in start_calibrating_store()
354 		data->average[i] = ret;  in start_calibrating_store()
397 	int ret = 0;  in ucs12cm0_active()  local
399 	ret = ucs12cm0_read_byte(client, UCS12CM0_SYS_CTRL);  in ucs12cm0_active()
400 	if (ret < 0)  in ucs12cm0_active()
403 	val = ret;  in ucs12cm0_active()
409 	ret = ucs12cm0_write_byte(client, UCS12CM0_SYS_CTRL, val);  in ucs12cm0_active()
410 	if (ret < 0)  in ucs12cm0_active()
414 	return ret;  in ucs12cm0_active()
438 	int ret;  in ucs12cm0_init()  local
441 	ret = ucs12cm0_write_byte(client, UCS12CM0_SYS_CTRL, 0x00);  in ucs12cm0_init()
442 	if (ret < 0)  in ucs12cm0_init()
445 	ret = ucs12cm0_write_byte(client, UCS12CM0_INT_CTRL, 0x13);  in ucs12cm0_init()
446 	if (ret < 0)  in ucs12cm0_init()
449 	ret = ucs12cm0_write_byte(client, UCS12CM0_INT_FLAG, 0x00);  in ucs12cm0_init()
450 	if (ret < 0)  in ucs12cm0_init()
453 	ret = ucs12cm0_write_byte(client, UCS12CM0_WAIT, 0x00);  in ucs12cm0_init()
454 	if (ret < 0)  in ucs12cm0_init()
457 	ret = ucs12cm0_write_byte(client, UCS12CM0_ALS_GAIN, 0x84);  in ucs12cm0_init()
458 	if (ret < 0)  in ucs12cm0_init()
461 	ret = ucs12cm0_write_byte(client, UCS12CM0_ALS_TIME, 0x33);  in ucs12cm0_init()
462 	if (ret < 0)  in ucs12cm0_init()
465 	ret = ucs12cm0_write_byte(client, UCS12CM0_PS_LED, 0x00);  in ucs12cm0_init()
466 	if (ret < 0)  in ucs12cm0_init()
469 	ret = ucs12cm0_write_byte(client, UCS12CM0_PS_GAIN, 0x00);  in ucs12cm0_init()
470 	if (ret < 0)  in ucs12cm0_init()
473 	ret = ucs12cm0_write_byte(client, UCS12CM0_PS_PULSE, 0x00);  in ucs12cm0_init()
474 	if (ret < 0)  in ucs12cm0_init()
477 	ret = ucs12cm0_write_byte(client, UCS12CM0_PS_TIME, 0x0f);  in ucs12cm0_init()
478 	if (ret < 0)  in ucs12cm0_init()
481 	ret = ucs12cm0_write_byte(client, UCS12CM0_PS_AVERAGE, 0x0f);  in ucs12cm0_init()
482 	if (ret < 0)  in ucs12cm0_init()
485 	ret = ucs12cm0_write_byte(client, UCS12CM0_PS_PERSIST, 0x00);  in ucs12cm0_init()
486 	if (ret < 0)  in ucs12cm0_init()
489 	ret = ucs12cm0_write_byte(client, UCS12CM0_PS_OFFSET_L, 0x0000);  in ucs12cm0_init()
490 	if (ret < 0)  in ucs12cm0_init()
493 	ret = ucs12cm0_write_byte(client, UCS12CM0_ALS_THDHL, 0xff);  in ucs12cm0_init()
494 	if (ret < 0)  in ucs12cm0_init()
497 	ret = ucs12cm0_write_byte(client, UCS12CM0_ALS_THDHH, 0xff);  in ucs12cm0_init()
498 	if (ret < 0)  in ucs12cm0_init()
501 	ret = ucs12cm0_write_byte(client, UCS12CM0_ALS_THDLL, 0x00);  in ucs12cm0_init()
502 	if (ret < 0)  in ucs12cm0_init()
505 	ret = ucs12cm0_write_byte(client, UCS12CM0_ALS_THDLH, 0x00);  in ucs12cm0_init()
506 	if (ret < 0)  in ucs12cm0_init()
512 	return ret;  in ucs12cm0_init()
521 	int ret;  in ucs12cm0_interrupt_handler()  local
523 	ret = ucs12cm0_read_byte(client, UCS12CM0_INT_FLAG);  in ucs12cm0_interrupt_handler()
524 	if (ret < 0)  in ucs12cm0_interrupt_handler()
527 	if (ret & UCS12CM0_INT_CLS) {  in ucs12cm0_interrupt_handler()
537 	if (ret & UCS12CM0_INT_CLS) {  in ucs12cm0_interrupt_handler()
538 		ret &= ~UCS12CM0_INT_CLS;  in ucs12cm0_interrupt_handler()
539 		ucs12cm0_write_byte(client, UCS12CM0_INT_FLAG, ret);  in ucs12cm0_interrupt_handler()
542 	if (ret & UCS12CM0_INT_POR) {  in ucs12cm0_interrupt_handler()
543 		ret &= ~UCS12CM0_INT_POR;  in ucs12cm0_interrupt_handler()
544 		ucs12cm0_write_byte(client, UCS12CM0_INT_FLAG, ret);  in ucs12cm0_interrupt_handler()
558 	int ret;  in ucs12cm0_probe()  local
581 	ret = ucs12cm0_init(data);  in ucs12cm0_probe()
582 	if (ret < 0)  in ucs12cm0_probe()
583 		return ret;  in ucs12cm0_probe()
597 	ret = devm_request_threaded_irq(&client->dev, client->irq,  in ucs12cm0_probe()
601 	if (ret) {  in ucs12cm0_probe()
604 		return ret;  in ucs12cm0_probe()
627 	int ret;  in ucs12cm0_resume()  local
629 	ret = ucs12cm0_init(data);  in ucs12cm0_resume()
630 	if (ret < 0)  in ucs12cm0_resume()
631 		return ret;  in ucs12cm0_resume()