87 	int error;  in ttsp_read_block_data()  local
91 		error = ts->bus_ops->read(ts->dev, ts->xfer_buf, command,  in ttsp_read_block_data()
93 		if (!error)  in ttsp_read_block_data()
105 	int error;  in ttsp_write_block_data()  local
109 		error = ts->bus_ops->write(ts->dev, ts->xfer_buf, command,  in ttsp_write_block_data()
111 		if (!error)  in ttsp_write_block_data()
145 	int error;  in cyttsp_exit_bl_mode()  local
153 	error = ttsp_write_block_data(ts, CY_REG_BASE,  in cyttsp_exit_bl_mode()
155 	if (error)  in cyttsp_exit_bl_mode()
156 		return error;  in cyttsp_exit_bl_mode()
161 	error = cyttsp_load_bl_regs(ts);  in cyttsp_exit_bl_mode()
162 	if (error)  in cyttsp_exit_bl_mode()
163 		return error;  in cyttsp_exit_bl_mode()
173 	int error;  in cyttsp_set_operational_mode()  local
175 	error = ttsp_send_command(ts, CY_OPERATE_MODE);  in cyttsp_set_operational_mode()
176 	if (error)  in cyttsp_set_operational_mode()
177 		return error;  in cyttsp_set_operational_mode()
180 	error = ttsp_read_block_data(ts, CY_REG_BASE,  in cyttsp_set_operational_mode()
182 	if (error)  in cyttsp_set_operational_mode()
183 		return error;  in cyttsp_set_operational_mode()
185 	error = cyttsp_handshake(ts);  in cyttsp_set_operational_mode()
186 	if (error)  in cyttsp_set_operational_mode()
187 		return error;  in cyttsp_set_operational_mode()
194 	int error;  in cyttsp_set_sysinfo_mode()  local
199 	error = ttsp_send_command(ts, CY_SYSINFO_MODE);  in cyttsp_set_sysinfo_mode()
200 	if (error)  in cyttsp_set_sysinfo_mode()
201 		return error;  in cyttsp_set_sysinfo_mode()
205 	error = ttsp_read_block_data(ts, CY_REG_BASE, sizeof(ts->sysinfo_data),  in cyttsp_set_sysinfo_mode()
207 	if (error)  in cyttsp_set_sysinfo_mode()
208 		return error;  in cyttsp_set_sysinfo_mode()
210 	error = cyttsp_handshake(ts);  in cyttsp_set_sysinfo_mode()
211 	if (error)  in cyttsp_set_sysinfo_mode()
212 		return error;  in cyttsp_set_sysinfo_mode()
366 	int error;  in cyttsp_irq()  local
374 	error = ttsp_read_block_data(ts, CY_REG_BASE,  in cyttsp_irq()
376 	if (error)  in cyttsp_irq()
380 	error = cyttsp_handshake(ts);  in cyttsp_irq()
381 	if (error)  in cyttsp_irq()
392 		error = cyttsp_exit_bl_mode(ts);  in cyttsp_irq()
393 		if (error) {  in cyttsp_irq()
396 				error);  in cyttsp_irq()
409 	int error;  in cyttsp_power_on()  local
411 	error = cyttsp_soft_reset(ts);  in cyttsp_power_on()
412 	if (error)  in cyttsp_power_on()
413 		return error;  in cyttsp_power_on()
415 	error = cyttsp_load_bl_regs(ts);  in cyttsp_power_on()
416 	if (error)  in cyttsp_power_on()
417 		return error;  in cyttsp_power_on()
421 		error = cyttsp_exit_bl_mode(ts);  in cyttsp_power_on()
422 		if (error)  in cyttsp_power_on()
423 			return error;  in cyttsp_power_on()
431 	error = cyttsp_set_sysinfo_mode(ts);  in cyttsp_power_on()
432 	if (error)  in cyttsp_power_on()
433 		return error;  in cyttsp_power_on()
435 	error = cyttsp_set_sysinfo_regs(ts);  in cyttsp_power_on()
436 	if (error)  in cyttsp_power_on()
437 		return error;  in cyttsp_power_on()
439 	error = cyttsp_set_operational_mode(ts);  in cyttsp_power_on()
440 	if (error)  in cyttsp_power_on()
441 		return error;  in cyttsp_power_on()
444 	error = cyttsp_act_dist_setup(ts);  in cyttsp_power_on()
445 	if (error)  in cyttsp_power_on()
446 		return error;  in cyttsp_power_on()
455 	int error;  in cyttsp_enable()  local
463 	error = ttsp_read_block_data(ts, CY_REG_BASE,  in cyttsp_enable()
465 	if (error)  in cyttsp_enable()
466 		return error;  in cyttsp_enable()
478 	int error;  in cyttsp_disable()  local
480 	error = ttsp_send_command(ts, CY_LOW_POWER_MODE);  in cyttsp_disable()
481 	if (error)  in cyttsp_disable()
482 		return error;  in cyttsp_disable()
619 	int error;  in cyttsp_probe()  local
636 		error = PTR_ERR(ts->reset_gpio);  in cyttsp_probe()
637 		dev_err(dev, "Failed to request reset gpio, error %d\n", error);  in cyttsp_probe()
638 		return ERR_PTR(error);  in cyttsp_probe()
641 	error = cyttsp_parse_properties(ts);  in cyttsp_probe()
642 	if (error)  in cyttsp_probe()
643 		return ERR_PTR(error);  in cyttsp_probe()
662 	error = input_mt_init_slots(input_dev, CY_MAX_ID, 0);  in cyttsp_probe()
663 	if (error) {  in cyttsp_probe()
665 		return ERR_PTR(error);  in cyttsp_probe()
668 	error = devm_request_threaded_irq(dev, ts->irq, NULL, cyttsp_irq,  in cyttsp_probe()
671 	if (error) {  in cyttsp_probe()
673 			ts->irq, error);  in cyttsp_probe()
674 		return ERR_PTR(error);  in cyttsp_probe()
681 	error = cyttsp_power_on(ts);  in cyttsp_probe()
682 	if (error)  in cyttsp_probe()
683 		return ERR_PTR(error);  in cyttsp_probe()
685 	error = input_register_device(input_dev);  in cyttsp_probe()
686 	if (error) {  in cyttsp_probe()
688 			error);  in cyttsp_probe()
689 		return ERR_PTR(error);  in cyttsp_probe()