51 static void pixcir_ts_parse(struct pixcir_i2c_ts_data *tsdata,  in pixcir_ts_parse()  argument
60 	const struct pixcir_i2c_chip_data *chip = tsdata->chip;  in pixcir_ts_parse()
65 	readsize = 2 + tsdata->max_fingers * (4 + i);  in pixcir_ts_parse()
69 	ret = i2c_master_send(tsdata->client, wrbuf, sizeof(wrbuf));  in pixcir_ts_parse()
71 		dev_err(&tsdata->client->dev,  in pixcir_ts_parse()
77 	ret = i2c_master_recv(tsdata->client, rdbuf, readsize);  in pixcir_ts_parse()
79 		dev_err(&tsdata->client->dev,  in pixcir_ts_parse()
86 	if (touch > tsdata->max_fingers)  in pixcir_ts_parse()
87 		touch = tsdata->max_fingers;  in pixcir_ts_parse()
93 		touchscreen_set_mt_pos(&report->pos[i], &tsdata->prop,  in pixcir_ts_parse()
151 	struct pixcir_i2c_ts_data *tsdata = dev_id;  in pixcir_ts_isr()  local
154 	while (tsdata->running) {  in pixcir_ts_isr()
156 		pixcir_ts_parse(tsdata, &report);  in pixcir_ts_isr()
159 		pixcir_ts_report(tsdata, &report);  in pixcir_ts_isr()
161 		if (gpiod_get_value_cansleep(tsdata->gpio_attb)) {  in pixcir_ts_isr()
167 				input_mt_sync_frame(tsdata->input);  in pixcir_ts_isr()
168 				input_sync(tsdata->input);  in pixcir_ts_isr()
179 static void pixcir_reset(struct pixcir_i2c_ts_data *tsdata)  in pixcir_reset()  argument
181 	if (!IS_ERR_OR_NULL(tsdata->gpio_reset)) {  in pixcir_reset()
182 		gpiod_set_value_cansleep(tsdata->gpio_reset, 1);  in pixcir_reset()
184 		gpiod_set_value_cansleep(tsdata->gpio_reset, 0);  in pixcir_reset()
427 			   struct pixcir_i2c_ts_data *tsdata)  in pixcir_parse_dt()  argument
429 	tsdata->chip = of_device_get_match_data(dev);  in pixcir_parse_dt()
430 	if (!tsdata->chip)  in pixcir_parse_dt()
437 			   struct pixcir_i2c_ts_data *tsdata)  in pixcir_parse_dt()  argument
449 	struct pixcir_i2c_ts_data *tsdata;  in pixcir_i2c_ts_probe()  local
453 	tsdata = devm_kzalloc(dev, sizeof(*tsdata), GFP_KERNEL);  in pixcir_i2c_ts_probe()
454 	if (!tsdata)  in pixcir_i2c_ts_probe()
458 		tsdata->chip = &pdata->chip;  in pixcir_i2c_ts_probe()
460 		error = pixcir_parse_dt(dev, tsdata);  in pixcir_i2c_ts_probe()
468 	if (!tsdata->chip->max_fingers) {  in pixcir_i2c_ts_probe()
479 	tsdata->client = client;  in pixcir_i2c_ts_probe()
480 	tsdata->input = input;  in pixcir_i2c_ts_probe()
494 		touchscreen_parse_properties(input, true, &tsdata->prop);  in pixcir_i2c_ts_probe()
502 	tsdata->max_fingers = tsdata->chip->max_fingers;  in pixcir_i2c_ts_probe()
503 	if (tsdata->max_fingers > PIXCIR_MAX_SLOTS) {  in pixcir_i2c_ts_probe()
504 		tsdata->max_fingers = PIXCIR_MAX_SLOTS;  in pixcir_i2c_ts_probe()
506 			 tsdata->max_fingers);  in pixcir_i2c_ts_probe()
509 	error = input_mt_init_slots(input, tsdata->max_fingers,  in pixcir_i2c_ts_probe()
516 	input_set_drvdata(input, tsdata);  in pixcir_i2c_ts_probe()
518 	tsdata->gpio_attb = devm_gpiod_get(dev, "attb", GPIOD_IN);  in pixcir_i2c_ts_probe()
519 	if (IS_ERR(tsdata->gpio_attb)) {  in pixcir_i2c_ts_probe()
520 		error = PTR_ERR(tsdata->gpio_attb);  in pixcir_i2c_ts_probe()
525 	tsdata->gpio_reset = devm_gpiod_get_optional(dev, "reset",  in pixcir_i2c_ts_probe()
527 	if (IS_ERR(tsdata->gpio_reset)) {  in pixcir_i2c_ts_probe()
528 		error = PTR_ERR(tsdata->gpio_reset);  in pixcir_i2c_ts_probe()
533 	tsdata->gpio_wake = devm_gpiod_get_optional(dev, "wake",  in pixcir_i2c_ts_probe()
535 	if (IS_ERR(tsdata->gpio_wake)) {  in pixcir_i2c_ts_probe()
536 		error = PTR_ERR(tsdata->gpio_wake);  in pixcir_i2c_ts_probe()
542 	tsdata->gpio_enable = devm_gpiod_get_optional(dev, "enable",  in pixcir_i2c_ts_probe()
544 	if (IS_ERR(tsdata->gpio_enable)) {  in pixcir_i2c_ts_probe()
545 		error = PTR_ERR(tsdata->gpio_enable);  in pixcir_i2c_ts_probe()
551 	if (tsdata->gpio_enable)  in pixcir_i2c_ts_probe()
556 					  client->name, tsdata);  in pixcir_i2c_ts_probe()
562 	pixcir_reset(tsdata);  in pixcir_i2c_ts_probe()
565 	error = pixcir_set_power_mode(tsdata, PIXCIR_POWER_IDLE);  in pixcir_i2c_ts_probe()
572 	error = pixcir_stop(tsdata);  in pixcir_i2c_ts_probe()
580 	i2c_set_clientdata(client, tsdata);  in pixcir_i2c_ts_probe()