193 static int zinitix_init_touch(struct bt541_ts_data *bt541)  in zinitix_init_touch()  argument
195 	struct i2c_client *client = bt541->client;  in zinitix_init_touch()
214 				  bt541->prop.max_x);  in zinitix_init_touch()
219 				  bt541->prop.max_y);  in zinitix_init_touch()
229 				  bt541->zinitix_mode);  in zinitix_init_touch()
234 				  bt541->zinitix_mode);  in zinitix_init_touch()
253 static int zinitix_init_regulators(struct bt541_ts_data *bt541)  in zinitix_init_regulators()  argument
255 	struct i2c_client *client = bt541->client;  in zinitix_init_regulators()
258 	bt541->supplies[0].supply = "vdd";  in zinitix_init_regulators()
259 	bt541->supplies[1].supply = "vddo";  in zinitix_init_regulators()
261 					ARRAY_SIZE(bt541->supplies),  in zinitix_init_regulators()
262 					bt541->supplies);  in zinitix_init_regulators()
271 static int zinitix_send_power_on_sequence(struct bt541_ts_data *bt541)  in zinitix_send_power_on_sequence()  argument
274 	struct i2c_client *client = bt541->client;  in zinitix_send_power_on_sequence()
311 static void zinitix_report_finger(struct bt541_ts_data *bt541, int slot,  in zinitix_report_finger()  argument
314 	input_mt_slot(bt541->input_dev, slot);  in zinitix_report_finger()
315 	input_mt_report_slot_state(bt541->input_dev, MT_TOOL_FINGER, true);  in zinitix_report_finger()
316 	touchscreen_report_pos(bt541->input_dev, &bt541->prop,  in zinitix_report_finger()
318 	input_report_abs(bt541->input_dev, ABS_MT_TOUCH_MAJOR, p->width);  in zinitix_report_finger()
323 	struct bt541_ts_data *bt541 = bt541_handler;  in zinitix_ts_irq_handler()  local
324 	struct i2c_client *client = bt541->client;  in zinitix_ts_irq_handler()
331 	error = zinitix_read_data(bt541->client, BT541_POINT_STATUS_REG,  in zinitix_ts_irq_handler()
340 			zinitix_report_finger(bt541, i,  in zinitix_ts_irq_handler()
343 	input_mt_sync_frame(bt541->input_dev);  in zinitix_ts_irq_handler()
344 	input_sync(bt541->input_dev);  in zinitix_ts_irq_handler()
347 	zinitix_write_cmd(bt541->client, BT541_CLEAR_INT_STATUS_CMD);  in zinitix_ts_irq_handler()
351 static int zinitix_start(struct bt541_ts_data *bt541)  in zinitix_start()  argument
355 	error = regulator_bulk_enable(ARRAY_SIZE(bt541->supplies),  in zinitix_start()
356 				      bt541->supplies);  in zinitix_start()
358 		dev_err(&bt541->client->dev,  in zinitix_start()
365 	error = zinitix_send_power_on_sequence(bt541);  in zinitix_start()
367 		dev_err(&bt541->client->dev,  in zinitix_start()
372 	error = zinitix_init_touch(bt541);  in zinitix_start()
374 		dev_err(&bt541->client->dev,  in zinitix_start()
379 	enable_irq(bt541->client->irq);  in zinitix_start()
384 static int zinitix_stop(struct bt541_ts_data *bt541)  in zinitix_stop()  argument
388 	disable_irq(bt541->client->irq);  in zinitix_stop()
390 	error = regulator_bulk_disable(ARRAY_SIZE(bt541->supplies),  in zinitix_stop()
391 				       bt541->supplies);  in zinitix_stop()
393 		dev_err(&bt541->client->dev,  in zinitix_stop()
403 	struct bt541_ts_data *bt541 = input_get_drvdata(dev);  in zinitix_input_open()  local
405 	return zinitix_start(bt541);  in zinitix_input_open()
410 	struct bt541_ts_data *bt541 = input_get_drvdata(dev);  in zinitix_input_close()  local
412 	zinitix_stop(bt541);  in zinitix_input_close()
415 static int zinitix_init_input_dev(struct bt541_ts_data *bt541)  in zinitix_init_input_dev()  argument
420 	input_dev = devm_input_allocate_device(&bt541->client->dev);  in zinitix_init_input_dev()
422 		dev_err(&bt541->client->dev,  in zinitix_init_input_dev()
427 	input_set_drvdata(input_dev, bt541);  in zinitix_init_input_dev()
428 	bt541->input_dev = input_dev;  in zinitix_init_input_dev()
441 	touchscreen_parse_properties(input_dev, true, &bt541->prop);  in zinitix_init_input_dev()
442 	if (!bt541->prop.max_x || !bt541->prop.max_y) {  in zinitix_init_input_dev()
443 		dev_err(&bt541->client->dev,  in zinitix_init_input_dev()
451 		dev_err(&bt541->client->dev,  in zinitix_init_input_dev()
458 		dev_err(&bt541->client->dev,  in zinitix_init_input_dev()
468 	struct bt541_ts_data *bt541;  in zinitix_ts_probe()  local
477 	bt541 = devm_kzalloc(&client->dev, sizeof(*bt541), GFP_KERNEL);  in zinitix_ts_probe()
478 	if (!bt541)  in zinitix_ts_probe()
481 	bt541->client = client;  in zinitix_ts_probe()
482 	i2c_set_clientdata(client, bt541);  in zinitix_ts_probe()
484 	error = zinitix_init_regulators(bt541);  in zinitix_ts_probe()
491 	error = zinitix_init_input_dev(bt541);  in zinitix_ts_probe()
499 					 &bt541->zinitix_mode);  in zinitix_ts_probe()
502 		bt541->zinitix_mode = DEFAULT_TOUCH_POINT_MODE;  in zinitix_ts_probe()
505 	if (bt541->zinitix_mode != 2) {  in zinitix_ts_probe()
512 			bt541->zinitix_mode);  in zinitix_ts_probe()
519 					  client->name, bt541);  in zinitix_ts_probe()
531 	struct bt541_ts_data *bt541 = i2c_get_clientdata(client);  in zinitix_suspend()  local
533 	mutex_lock(&bt541->input_dev->mutex);  in zinitix_suspend()
535 	if (input_device_enabled(bt541->input_dev))  in zinitix_suspend()
536 		zinitix_stop(bt541);  in zinitix_suspend()
538 	mutex_unlock(&bt541->input_dev->mutex);  in zinitix_suspend()
546 	struct bt541_ts_data *bt541 = i2c_get_clientdata(client);  in zinitix_resume()  local
549 	mutex_lock(&bt541->input_dev->mutex);  in zinitix_resume()
551 	if (input_device_enabled(bt541->input_dev))  in zinitix_resume()
552 		ret = zinitix_start(bt541);  in zinitix_resume()
554 	mutex_unlock(&bt541->input_dev->mutex);  in zinitix_resume()