96 	int error;  in __mms114_read_reg()  local
113 	error = i2c_transfer(client->adapter, xfer, 2);  in __mms114_read_reg()
114 	if (error != 2) {  in __mms114_read_reg()
116 			"%s: i2c transfer failed (%d)\n", __func__, error);  in __mms114_read_reg()
117 		return error < 0 ? error : -EIO;  in __mms114_read_reg()
127 	int error;  in mms114_read_reg()  local
132 	error = __mms114_read_reg(data, reg, 1, &val);  in mms114_read_reg()
133 	return error < 0 ? error : val;  in mms114_read_reg()
141 	int error;  in mms114_write_reg()  local
146 	error = i2c_master_send(client, buf, 2);  in mms114_write_reg()
147 	if (error != 2) {  in mms114_write_reg()
149 			"%s: i2c send failed (%d)\n", __func__, error);  in mms114_write_reg()
150 		return error < 0 ? error : -EIO;  in mms114_write_reg()
224 	int error;  in mms114_interrupt()  local
243 	error = __mms114_read_reg(data, MMS114_INFORMATION, packet_size,  in mms114_interrupt()
245 	if (error < 0)  in mms114_interrupt()
294 	int error;  in mms114_get_version()  local
298 		error = __mms114_read_reg(data, MMS152_FW_REV, 3, buf);  in mms114_get_version()
299 		if (error)  in mms114_get_version()
300 			return error;  in mms114_get_version()
307 		error = __mms114_read_reg(data, MMS152_FW_REV, 3, buf);  in mms114_get_version()
308 		if (error)  in mms114_get_version()
309 			return error;  in mms114_get_version()
323 		error = __mms114_read_reg(data, MMS114_TSP_REV, 6, buf);  in mms114_get_version()
324 		if (error)  in mms114_get_version()
325 			return error;  in mms114_get_version()
339 	int error;  in mms114_setup_regs()  local
341 	error = mms114_get_version(data);  in mms114_setup_regs()
342 	if (error < 0)  in mms114_setup_regs()
343 		return error;  in mms114_setup_regs()
350 	error = mms114_set_active(data, true);  in mms114_setup_regs()
351 	if (error < 0)  in mms114_setup_regs()
352 		return error;  in mms114_setup_regs()
356 	error = mms114_write_reg(data, MMS114_XY_RESOLUTION_H, val);  in mms114_setup_regs()
357 	if (error < 0)  in mms114_setup_regs()
358 		return error;  in mms114_setup_regs()
361 	error = mms114_write_reg(data, MMS114_X_RESOLUTION, val);  in mms114_setup_regs()
362 	if (error < 0)  in mms114_setup_regs()
363 		return error;  in mms114_setup_regs()
366 	error = mms114_write_reg(data, MMS114_Y_RESOLUTION, val);  in mms114_setup_regs()
367 	if (error < 0)  in mms114_setup_regs()
368 		return error;  in mms114_setup_regs()
371 		error = mms114_write_reg(data, MMS114_CONTACT_THRESHOLD,  in mms114_setup_regs()
373 		if (error < 0)  in mms114_setup_regs()
374 			return error;  in mms114_setup_regs()
378 		error = mms114_write_reg(data, MMS114_MOVING_THRESHOLD,  in mms114_setup_regs()
380 		if (error < 0)  in mms114_setup_regs()
381 			return error;  in mms114_setup_regs()
390 	int error;  in mms114_start()  local
392 	error = regulator_enable(data->core_reg);  in mms114_start()
393 	if (error) {  in mms114_start()
394 		dev_err(&client->dev, "Failed to enable avdd: %d\n", error);  in mms114_start()
395 		return error;  in mms114_start()
398 	error = regulator_enable(data->io_reg);  in mms114_start()
399 	if (error) {  in mms114_start()
400 		dev_err(&client->dev, "Failed to enable vdd: %d\n", error);  in mms114_start()
402 		return error;  in mms114_start()
407 	error = mms114_setup_regs(data);  in mms114_start()
408 	if (error < 0) {  in mms114_start()
411 		return error;  in mms114_start()
422 	int error;  in mms114_stop()  local
426 	error = regulator_disable(data->io_reg);  in mms114_stop()
427 	if (error)  in mms114_stop()
428 		dev_warn(&client->dev, "Failed to disable vdd: %d\n", error);  in mms114_stop()
430 	error = regulator_disable(data->core_reg);  in mms114_stop()
431 	if (error)  in mms114_stop()
432 		dev_warn(&client->dev, "Failed to disable avdd: %d\n", error);  in mms114_stop()
484 	int error;  in mms114_probe()  local
526 		error = device_property_read_u32_array(&client->dev,  in mms114_probe()
530 		if (error) {  in mms114_probe()
533 				error);  in mms114_probe()
534 			return error;  in mms114_probe()
555 		error = mms114_parse_legacy_bindings(data);  in mms114_probe()
556 		if (error)  in mms114_probe()
557 			return error;  in mms114_probe()
591 	error = input_mt_init_slots(input_dev, MMS114_MAX_TOUCH,  in mms114_probe()
593 	if (error)  in mms114_probe()
594 		return error;  in mms114_probe()
601 		error = PTR_ERR(data->core_reg);  in mms114_probe()
603 			"Unable to get the Core regulator (%d)\n", error);  in mms114_probe()
604 		return error;  in mms114_probe()
609 		error = PTR_ERR(data->io_reg);  in mms114_probe()
611 			"Unable to get the IO regulator (%d)\n", error);  in mms114_probe()
612 		return error;  in mms114_probe()
615 	error = devm_request_threaded_irq(&client->dev, client->irq,  in mms114_probe()
619 	if (error) {  in mms114_probe()
621 		return error;  in mms114_probe()
624 	error = input_register_device(data->input_dev);  in mms114_probe()
625 	if (error) {  in mms114_probe()
627 		return error;  in mms114_probe()
662 	int error;  in mms114_resume()  local
666 		error = mms114_start(data);  in mms114_resume()
667 		if (error < 0) {  in mms114_resume()
669 			return error;  in mms114_resume()