81 	int error;  in ttsp_read_block_data()  local
85 		error = ts->bus_ops->read(ts->dev, ts->xfer_buf, command,  in ttsp_read_block_data()
87 		if (!error)  in ttsp_read_block_data()
99 	int error;  in ttsp_write_block_data()  local
103 		error = ts->bus_ops->write(ts->dev, ts->xfer_buf, command,  in ttsp_write_block_data()
105 		if (!error)  in ttsp_write_block_data()
139 	int error;  in cyttsp_exit_bl_mode()  local
147 	error = ttsp_write_block_data(ts, CY_REG_BASE,  in cyttsp_exit_bl_mode()
149 	if (error)  in cyttsp_exit_bl_mode()
150 		return error;  in cyttsp_exit_bl_mode()
155 	error = cyttsp_load_bl_regs(ts);  in cyttsp_exit_bl_mode()
156 	if (error)  in cyttsp_exit_bl_mode()
157 		return error;  in cyttsp_exit_bl_mode()
167 	int error;  in cyttsp_set_operational_mode()  local
169 	error = ttsp_send_command(ts, CY_OPERATE_MODE);  in cyttsp_set_operational_mode()
170 	if (error)  in cyttsp_set_operational_mode()
171 		return error;  in cyttsp_set_operational_mode()
174 	error = ttsp_read_block_data(ts, CY_REG_BASE,  in cyttsp_set_operational_mode()
176 	if (error)  in cyttsp_set_operational_mode()
177 		return error;  in cyttsp_set_operational_mode()
179 	error = cyttsp_handshake(ts);  in cyttsp_set_operational_mode()
180 	if (error)  in cyttsp_set_operational_mode()
181 		return error;  in cyttsp_set_operational_mode()
188 	int error;  in cyttsp_set_sysinfo_mode()  local
193 	error = ttsp_send_command(ts, CY_SYSINFO_MODE);  in cyttsp_set_sysinfo_mode()
194 	if (error)  in cyttsp_set_sysinfo_mode()
195 		return error;  in cyttsp_set_sysinfo_mode()
199 	error = ttsp_read_block_data(ts, CY_REG_BASE, sizeof(ts->sysinfo_data),  in cyttsp_set_sysinfo_mode()
201 	if (error)  in cyttsp_set_sysinfo_mode()
202 		return error;  in cyttsp_set_sysinfo_mode()
204 	error = cyttsp_handshake(ts);  in cyttsp_set_sysinfo_mode()
205 	if (error)  in cyttsp_set_sysinfo_mode()
206 		return error;  in cyttsp_set_sysinfo_mode()
369 	int error;  in cyttsp_irq()  local
377 	error = ttsp_read_block_data(ts, CY_REG_BASE,  in cyttsp_irq()
379 	if (error)  in cyttsp_irq()
383 	error = cyttsp_handshake(ts);  in cyttsp_irq()
384 	if (error)  in cyttsp_irq()
395 		error = cyttsp_exit_bl_mode(ts);  in cyttsp_irq()
396 		if (error) {  in cyttsp_irq()
399 				error);  in cyttsp_irq()
412 	int error;  in cyttsp_power_on()  local
414 	error = cyttsp_soft_reset(ts);  in cyttsp_power_on()
415 	if (error)  in cyttsp_power_on()
416 		return error;  in cyttsp_power_on()
418 	error = cyttsp_load_bl_regs(ts);  in cyttsp_power_on()
419 	if (error)  in cyttsp_power_on()
420 		return error;  in cyttsp_power_on()
424 		error = cyttsp_exit_bl_mode(ts);  in cyttsp_power_on()
425 		if (error) {  in cyttsp_power_on()
427 			return error;  in cyttsp_power_on()
436 	error = cyttsp_set_sysinfo_mode(ts);  in cyttsp_power_on()
437 	if (error)  in cyttsp_power_on()
438 		return error;  in cyttsp_power_on()
440 	error = cyttsp_set_sysinfo_regs(ts);  in cyttsp_power_on()
441 	if (error)  in cyttsp_power_on()
442 		return error;  in cyttsp_power_on()
444 	error = cyttsp_set_operational_mode(ts);  in cyttsp_power_on()
445 	if (error)  in cyttsp_power_on()
446 		return error;  in cyttsp_power_on()
449 	error = cyttsp_act_dist_setup(ts);  in cyttsp_power_on()
450 	if (error)  in cyttsp_power_on()
451 		return error;  in cyttsp_power_on()
460 	int error;  in cyttsp_enable()  local
468 	error = ttsp_read_block_data(ts, CY_REG_BASE,  in cyttsp_enable()
470 	if (error)  in cyttsp_enable()
471 		return error;  in cyttsp_enable()
483 	int error;  in cyttsp_disable()  local
485 	error = ttsp_send_command(ts, CY_LOW_POWER_MODE);  in cyttsp_disable()
486 	if (error)  in cyttsp_disable()
487 		return error;  in cyttsp_disable()
631 	int error;  in cyttsp_probe()  local
652 	error = devm_regulator_bulk_get(dev, ARRAY_SIZE(ts->regulators),  in cyttsp_probe()
654 	if (error) {  in cyttsp_probe()
655 		dev_err(dev, "Failed to get regulators: %d\n", error);  in cyttsp_probe()
656 		return ERR_PTR(error);  in cyttsp_probe()
659 	error = regulator_bulk_enable(ARRAY_SIZE(ts->regulators),  in cyttsp_probe()
661 	if (error) {  in cyttsp_probe()
662 		dev_err(dev, "Cannot enable regulators: %d\n", error);  in cyttsp_probe()
663 		return ERR_PTR(error);  in cyttsp_probe()
666 	error = devm_add_action_or_reset(dev, cyttsp_disable_regulators, ts);  in cyttsp_probe()
667 	if (error) {  in cyttsp_probe()
669 		return ERR_PTR(error);  in cyttsp_probe()
674 		error = PTR_ERR(ts->reset_gpio);  in cyttsp_probe()
675 		dev_err(dev, "Failed to request reset gpio, error %d\n", error);  in cyttsp_probe()
676 		return ERR_PTR(error);  in cyttsp_probe()
679 	error = cyttsp_parse_properties(ts);  in cyttsp_probe()
680 	if (error)  in cyttsp_probe()
681 		return ERR_PTR(error);  in cyttsp_probe()
701 	error = input_mt_init_slots(input_dev, CY_MAX_ID, INPUT_MT_DIRECT);  in cyttsp_probe()
702 	if (error) {  in cyttsp_probe()
704 		return ERR_PTR(error);  in cyttsp_probe()
707 	error = devm_request_threaded_irq(dev, ts->irq, NULL, cyttsp_irq,  in cyttsp_probe()
710 	if (error) {  in cyttsp_probe()
712 			ts->irq, error);  in cyttsp_probe()
713 		return ERR_PTR(error);  in cyttsp_probe()
718 	error = cyttsp_power_on(ts);  in cyttsp_probe()
719 	if (error)  in cyttsp_probe()
720 		return ERR_PTR(error);  in cyttsp_probe()
722 	error = input_register_device(input_dev);  in cyttsp_probe()
723 	if (error) {  in cyttsp_probe()
725 			error);  in cyttsp_probe()
726 		return ERR_PTR(error);  in cyttsp_probe()