83 	int (*check_config)(struct goodix_ts_data *ts, const u8 *cfg, int len);
84 	void (*calc_config_checksum)(struct goodix_ts_data *ts);
120 static int goodix_check_cfg_8(struct goodix_ts_data *ts,
122 static int goodix_check_cfg_16(struct goodix_ts_data *ts,
124 static void goodix_calc_cfg_checksum_8(struct goodix_ts_data *ts);
125 static void goodix_calc_cfg_checksum_16(struct goodix_ts_data *ts);
289 static int goodix_ts_read_input_report(struct goodix_ts_data *ts, u8 *data)  in goodix_ts_read_input_report()  argument
300 	const int header_contact_keycode_size = 1 + ts->contact_size + 1;  in goodix_ts_read_input_report()
309 		error = goodix_i2c_read(ts->client, addr, data,  in goodix_ts_read_input_report()
312 			dev_err(&ts->client->dev, "I2C transfer error: %d\n",  in goodix_ts_read_input_report()
319 			if (touch_num > ts->max_touch_num)  in goodix_ts_read_input_report()
325 				error = goodix_i2c_read(ts->client,  in goodix_ts_read_input_report()
327 						ts->contact_size *  in goodix_ts_read_input_report()
346 static void goodix_ts_report_touch_8b(struct goodix_ts_data *ts, u8 *coor_data)  in goodix_ts_report_touch_8b()  argument
353 	input_mt_slot(ts->input_dev, id);  in goodix_ts_report_touch_8b()
354 	input_mt_report_slot_state(ts->input_dev, MT_TOOL_FINGER, true);  in goodix_ts_report_touch_8b()
355 	touchscreen_report_pos(ts->input_dev, &ts->prop,  in goodix_ts_report_touch_8b()
357 	input_report_abs(ts->input_dev, ABS_MT_TOUCH_MAJOR, input_w);  in goodix_ts_report_touch_8b()
358 	input_report_abs(ts->input_dev, ABS_MT_WIDTH_MAJOR, input_w);  in goodix_ts_report_touch_8b()
361 static void goodix_ts_report_touch_9b(struct goodix_ts_data *ts, u8 *coor_data)  in goodix_ts_report_touch_9b()  argument
368 	input_mt_slot(ts->input_dev, id);  in goodix_ts_report_touch_9b()
369 	input_mt_report_slot_state(ts->input_dev, MT_TOOL_FINGER, true);  in goodix_ts_report_touch_9b()
370 	touchscreen_report_pos(ts->input_dev, &ts->prop,  in goodix_ts_report_touch_9b()
372 	input_report_abs(ts->input_dev, ABS_MT_TOUCH_MAJOR, input_w);  in goodix_ts_report_touch_9b()
373 	input_report_abs(ts->input_dev, ABS_MT_WIDTH_MAJOR, input_w);  in goodix_ts_report_touch_9b()
376 static void goodix_ts_report_key(struct goodix_ts_data *ts, u8 *data)  in goodix_ts_report_key()  argument
384 		key_value = data[1 + ts->contact_size * touch_num];  in goodix_ts_report_key()
387 				input_report_key(ts->input_dev,  in goodix_ts_report_key()
388 						 ts->keymap[i], 1);  in goodix_ts_report_key()
391 			input_report_key(ts->input_dev, ts->keymap[i], 0);  in goodix_ts_report_key()
403 static void goodix_process_events(struct goodix_ts_data *ts)  in goodix_process_events()  argument
409 	touch_num = goodix_ts_read_input_report(ts, point_data);  in goodix_process_events()
413 	goodix_ts_report_key(ts, point_data);  in goodix_process_events()
416 		if (ts->contact_size == 9)  in goodix_process_events()
417 			goodix_ts_report_touch_9b(ts,  in goodix_process_events()
418 				&point_data[1 + ts->contact_size * i]);  in goodix_process_events()
420 			goodix_ts_report_touch_8b(ts,  in goodix_process_events()
421 				&point_data[1 + ts->contact_size * i]);  in goodix_process_events()
423 	input_mt_sync_frame(ts->input_dev);  in goodix_process_events()
424 	input_sync(ts->input_dev);  in goodix_process_events()
435 	struct goodix_ts_data *ts = dev_id;  in goodix_ts_irq_handler()  local
437 	goodix_process_events(ts);  in goodix_ts_irq_handler()
439 	if (goodix_i2c_write_u8(ts->client, GOODIX_READ_COOR_ADDR, 0) < 0)  in goodix_ts_irq_handler()
440 		dev_err(&ts->client->dev, "I2C write end_cmd error\n");  in goodix_ts_irq_handler()
445 static void goodix_free_irq(struct goodix_ts_data *ts)  in goodix_free_irq()  argument
447 	devm_free_irq(&ts->client->dev, ts->client->irq, ts);  in goodix_free_irq()
450 static int goodix_request_irq(struct goodix_ts_data *ts)  in goodix_request_irq()  argument
452 	return devm_request_threaded_irq(&ts->client->dev, ts->client->irq,  in goodix_request_irq()
454 					 ts->irq_flags, ts->client->name, ts);  in goodix_request_irq()
457 static int goodix_check_cfg_8(struct goodix_ts_data *ts, const u8 *cfg, int len)  in goodix_check_cfg_8()  argument
466 		dev_err(&ts->client->dev,  in goodix_check_cfg_8()
472 		dev_err(&ts->client->dev,  in goodix_check_cfg_8()
480 static void goodix_calc_cfg_checksum_8(struct goodix_ts_data *ts)  in goodix_calc_cfg_checksum_8()  argument
482 	int i, raw_cfg_len = ts->chip->config_len - 2;  in goodix_calc_cfg_checksum_8()
486 		check_sum += ts->config[i];  in goodix_calc_cfg_checksum_8()
489 	ts->config[raw_cfg_len] = check_sum;  in goodix_calc_cfg_checksum_8()
490 	ts->config[raw_cfg_len + 1] = 1; /* Set "config_fresh" bit */  in goodix_calc_cfg_checksum_8()
493 static int goodix_check_cfg_16(struct goodix_ts_data *ts, const u8 *cfg,  in goodix_check_cfg_16()  argument
503 		dev_err(&ts->client->dev,  in goodix_check_cfg_16()
509 		dev_err(&ts->client->dev,  in goodix_check_cfg_16()
517 static void goodix_calc_cfg_checksum_16(struct goodix_ts_data *ts)  in goodix_calc_cfg_checksum_16()  argument
519 	int i, raw_cfg_len = ts->chip->config_len - 3;  in goodix_calc_cfg_checksum_16()
523 		check_sum += get_unaligned_be16(&ts->config[i]);  in goodix_calc_cfg_checksum_16()
526 	put_unaligned_be16(check_sum, &ts->config[raw_cfg_len]);  in goodix_calc_cfg_checksum_16()
527 	ts->config[raw_cfg_len + 2] = 1; /* Set "config_fresh" bit */  in goodix_calc_cfg_checksum_16()
537 static int goodix_check_cfg(struct goodix_ts_data *ts, const u8 *cfg, int len)  in goodix_check_cfg()  argument
541 		dev_err(&ts->client->dev,  in goodix_check_cfg()
546 	return ts->chip->check_config(ts, cfg, len);  in goodix_check_cfg()
556 static int goodix_send_cfg(struct goodix_ts_data *ts, const u8 *cfg, int len)  in goodix_send_cfg()  argument
560 	error = goodix_check_cfg(ts, cfg, len);  in goodix_send_cfg()
564 	error = goodix_i2c_write(ts->client, ts->chip->config_addr, cfg, len);  in goodix_send_cfg()
566 		dev_err(&ts->client->dev, "Failed to write config data: %d",  in goodix_send_cfg()
570 	dev_dbg(&ts->client->dev, "Config sent successfully.");  in goodix_send_cfg()
579 static int goodix_pin_acpi_direction_input(struct goodix_ts_data *ts)  in goodix_pin_acpi_direction_input()  argument
581 	acpi_handle handle = ACPI_HANDLE(&ts->client->dev);  in goodix_pin_acpi_direction_input()
588 static int goodix_pin_acpi_output_method(struct goodix_ts_data *ts, int value)  in goodix_pin_acpi_output_method()  argument
590 	acpi_handle handle = ACPI_HANDLE(&ts->client->dev);  in goodix_pin_acpi_output_method()
597 static int goodix_pin_acpi_direction_input(struct goodix_ts_data *ts)  in goodix_pin_acpi_direction_input()  argument
599 	dev_err(&ts->client->dev,  in goodix_pin_acpi_direction_input()
604 static int goodix_pin_acpi_output_method(struct goodix_ts_data *ts, int value)  in goodix_pin_acpi_output_method()  argument
606 	dev_err(&ts->client->dev,  in goodix_pin_acpi_output_method()
612 static int goodix_irq_direction_output(struct goodix_ts_data *ts, int value)  in goodix_irq_direction_output()  argument
614 	switch (ts->irq_pin_access_method) {  in goodix_irq_direction_output()
616 		dev_err(&ts->client->dev,  in goodix_irq_direction_output()
621 		return gpiod_direction_output(ts->gpiod_int, value);  in goodix_irq_direction_output()
627 		return gpiod_direction_output_raw(ts->gpiod_int, value);  in goodix_irq_direction_output()
629 		return goodix_pin_acpi_output_method(ts, value);  in goodix_irq_direction_output()
635 static int goodix_irq_direction_input(struct goodix_ts_data *ts)  in goodix_irq_direction_input()  argument
637 	switch (ts->irq_pin_access_method) {  in goodix_irq_direction_input()
639 		dev_err(&ts->client->dev,  in goodix_irq_direction_input()
644 		return gpiod_direction_input(ts->gpiod_int);  in goodix_irq_direction_input()
646 		return gpiod_direction_input(ts->gpiod_int);  in goodix_irq_direction_input()
648 		return goodix_pin_acpi_direction_input(ts);  in goodix_irq_direction_input()
654 static int goodix_int_sync(struct goodix_ts_data *ts)  in goodix_int_sync()  argument
658 	error = goodix_irq_direction_output(ts, 0);  in goodix_int_sync()
664 	error = goodix_irq_direction_input(ts);  in goodix_int_sync()
676 static int goodix_reset(struct goodix_ts_data *ts)  in goodix_reset()  argument
681 	error = gpiod_direction_output(ts->gpiod_rst, 0);  in goodix_reset()
688 	error = goodix_irq_direction_output(ts, ts->client->addr == 0x14);  in goodix_reset()
694 	error = gpiod_direction_output(ts->gpiod_rst, 1);  in goodix_reset()
701 	error = gpiod_direction_input(ts->gpiod_rst);  in goodix_reset()
705 	error = goodix_int_sync(ts);  in goodix_reset()
750 	struct goodix_ts_data *ts = data;  in goodix_resource()  local
751 	struct device *dev = &ts->client->dev;  in goodix_resource()
758 			if (ts->gpio_int_idx == -1) {  in goodix_resource()
759 				ts->gpio_int_idx = ts->gpio_count;  in goodix_resource()
762 				ts->gpio_int_idx = -2;  in goodix_resource()
765 		ts->gpio_count++;  in goodix_resource()
781 static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts)  in goodix_add_acpi_gpio_mappings()  argument
784 	struct device *dev = &ts->client->dev;  in goodix_add_acpi_gpio_mappings()
788 	ts->gpio_count = 0;  in goodix_add_acpi_gpio_mappings()
789 	ts->gpio_int_idx = -1;  in goodix_add_acpi_gpio_mappings()
791 				     goodix_resource, ts);  in goodix_add_acpi_gpio_mappings()
799 	if (ts->gpio_count == 2 && ts->gpio_int_idx == 0) {  in goodix_add_acpi_gpio_mappings()
800 		ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO;  in goodix_add_acpi_gpio_mappings()
802 	} else if (ts->gpio_count == 2 && ts->gpio_int_idx == 1) {  in goodix_add_acpi_gpio_mappings()
803 		ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO;  in goodix_add_acpi_gpio_mappings()
805 	} else if (ts->gpio_count == 1 && ts->gpio_int_idx == -1 &&  in goodix_add_acpi_gpio_mappings()
809 		ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_METHOD;  in goodix_add_acpi_gpio_mappings()
811 	} else if (is_byt() && ts->gpio_count == 2 && ts->gpio_int_idx == -1) {  in goodix_add_acpi_gpio_mappings()
813 		ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO;  in goodix_add_acpi_gpio_mappings()
817 			 ts->gpio_count, ts->gpio_int_idx);  in goodix_add_acpi_gpio_mappings()
824 static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts)  in goodix_add_acpi_gpio_mappings()  argument
835 static int goodix_get_gpio_config(struct goodix_ts_data *ts)  in goodix_get_gpio_config()  argument
842 	if (!ts->client)  in goodix_get_gpio_config()
844 	dev = &ts->client->dev;  in goodix_get_gpio_config()
846 	ts->avdd28 = devm_regulator_get(dev, "AVDD28");  in goodix_get_gpio_config()
847 	if (IS_ERR(ts->avdd28)) {  in goodix_get_gpio_config()
848 		error = PTR_ERR(ts->avdd28);  in goodix_get_gpio_config()
855 	ts->vddio = devm_regulator_get(dev, "VDDIO");  in goodix_get_gpio_config()
856 	if (IS_ERR(ts->vddio)) {  in goodix_get_gpio_config()
857 		error = PTR_ERR(ts->vddio);  in goodix_get_gpio_config()
876 		if (goodix_add_acpi_gpio_mappings(ts) == 0)  in goodix_get_gpio_config()
880 	ts->gpiod_int = gpiod;  in goodix_get_gpio_config()
892 	ts->gpiod_rst = gpiod;  in goodix_get_gpio_config()
894 	switch (ts->irq_pin_access_method) {  in goodix_get_gpio_config()
904 		if (!ts->gpiod_int || !ts->gpiod_rst)  in goodix_get_gpio_config()
905 			ts->irq_pin_access_method = IRQ_PIN_ACCESS_NONE;  in goodix_get_gpio_config()
908 		if (!ts->gpiod_rst)  in goodix_get_gpio_config()
909 			ts->irq_pin_access_method = IRQ_PIN_ACCESS_NONE;  in goodix_get_gpio_config()
912 		if (ts->gpiod_int && ts->gpiod_rst) {  in goodix_get_gpio_config()
913 			ts->reset_controller_at_probe = true;  in goodix_get_gpio_config()
914 			ts->load_cfg_from_disk = true;  in goodix_get_gpio_config()
915 			ts->irq_pin_access_method = IRQ_PIN_ACCESS_GPIO;  in goodix_get_gpio_config()
929 static void goodix_read_config(struct goodix_ts_data *ts)  in goodix_read_config()  argument
934 	error = goodix_i2c_read(ts->client, ts->chip->config_addr,  in goodix_read_config()
935 				ts->config, ts->chip->config_len);  in goodix_read_config()
937 		dev_warn(&ts->client->dev, "Error reading config: %d\n",  in goodix_read_config()
939 		ts->int_trigger_type = GOODIX_INT_TRIGGER;  in goodix_read_config()
940 		ts->max_touch_num = GOODIX_MAX_CONTACTS;  in goodix_read_config()
944 	ts->int_trigger_type = ts->config[TRIGGER_LOC] & 0x03;  in goodix_read_config()
945 	ts->max_touch_num = ts->config[MAX_CONTACTS_LOC] & 0x0f;  in goodix_read_config()
947 	x_max = get_unaligned_le16(&ts->config[RESOLUTION_LOC]);  in goodix_read_config()
948 	y_max = get_unaligned_le16(&ts->config[RESOLUTION_LOC + 2]);  in goodix_read_config()
950 		input_abs_set_max(ts->input_dev, ABS_MT_POSITION_X, x_max - 1);  in goodix_read_config()
951 		input_abs_set_max(ts->input_dev, ABS_MT_POSITION_Y, y_max - 1);  in goodix_read_config()
954 	ts->chip->calc_config_checksum(ts);  in goodix_read_config()
962 static int goodix_read_version(struct goodix_ts_data *ts)  in goodix_read_version()  argument
968 	error = goodix_i2c_read(ts->client, GOODIX_REG_ID, buf, sizeof(buf));  in goodix_read_version()
970 		dev_err(&ts->client->dev, "read version failed: %d\n", error);  in goodix_read_version()
976 	strscpy(ts->id, id_str, GOODIX_ID_MAX_LEN + 1);  in goodix_read_version()
978 	ts->version = get_unaligned_le16(&buf[4]);  in goodix_read_version()
980 	dev_info(&ts->client->dev, "ID %s, version: %04x\n", ts->id,  in goodix_read_version()
981 		 ts->version);  in goodix_read_version()
1021 static int goodix_configure_dev(struct goodix_ts_data *ts)  in goodix_configure_dev()  argument
1026 	ts->int_trigger_type = GOODIX_INT_TRIGGER;  in goodix_configure_dev()
1027 	ts->max_touch_num = GOODIX_MAX_CONTACTS;  in goodix_configure_dev()
1029 	ts->input_dev = devm_input_allocate_device(&ts->client->dev);  in goodix_configure_dev()
1030 	if (!ts->input_dev) {  in goodix_configure_dev()
1031 		dev_err(&ts->client->dev, "Failed to allocate input device.");  in goodix_configure_dev()
1035 	ts->input_dev->name = "Goodix Capacitive TouchScreen";  in goodix_configure_dev()
1036 	ts->input_dev->phys = "input/ts";  in goodix_configure_dev()
1037 	ts->input_dev->id.bustype = BUS_I2C;  in goodix_configure_dev()
1038 	ts->input_dev->id.vendor = 0x0416;  in goodix_configure_dev()
1039 	if (kstrtou16(ts->id, 10, &ts->input_dev->id.product))  in goodix_configure_dev()
1040 		ts->input_dev->id.product = 0x1001;  in goodix_configure_dev()
1041 	ts->input_dev->id.version = ts->version;  in goodix_configure_dev()
1043 	ts->input_dev->keycode = ts->keymap;  in goodix_configure_dev()
1044 	ts->input_dev->keycodesize = sizeof(ts->keymap[0]);  in goodix_configure_dev()
1045 	ts->input_dev->keycodemax = GOODIX_MAX_KEYS;  in goodix_configure_dev()
1050 			ts->keymap[i] = KEY_LEFTMETA;  in goodix_configure_dev()
1052 			ts->keymap[i] = KEY_F1 + (i - 1);  in goodix_configure_dev()
1054 		input_set_capability(ts->input_dev, EV_KEY, ts->keymap[i]);  in goodix_configure_dev()
1057 	input_set_capability(ts->input_dev, EV_ABS, ABS_MT_POSITION_X);  in goodix_configure_dev()
1058 	input_set_capability(ts->input_dev, EV_ABS, ABS_MT_POSITION_Y);  in goodix_configure_dev()
1059 	input_set_abs_params(ts->input_dev, ABS_MT_WIDTH_MAJOR, 0, 255, 0, 0);  in goodix_configure_dev()
1060 	input_set_abs_params(ts->input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);  in goodix_configure_dev()
1063 	goodix_read_config(ts);  in goodix_configure_dev()
1066 	touchscreen_parse_properties(ts->input_dev, true, &ts->prop);  in goodix_configure_dev()
1068 	if (!ts->prop.max_x || !ts->prop.max_y || !ts->max_touch_num) {  in goodix_configure_dev()
1069 		dev_err(&ts->client->dev,  in goodix_configure_dev()
1071 			ts->prop.max_x, ts->prop.max_y, ts->max_touch_num);  in goodix_configure_dev()
1072 		ts->prop.max_x = GOODIX_MAX_WIDTH - 1;  in goodix_configure_dev()
1073 		ts->prop.max_y = GOODIX_MAX_HEIGHT - 1;  in goodix_configure_dev()
1074 		ts->max_touch_num = GOODIX_MAX_CONTACTS;  in goodix_configure_dev()
1075 		input_abs_set_max(ts->input_dev,  in goodix_configure_dev()
1076 				  ABS_MT_POSITION_X, ts->prop.max_x);  in goodix_configure_dev()
1077 		input_abs_set_max(ts->input_dev,  in goodix_configure_dev()
1078 				  ABS_MT_POSITION_Y, ts->prop.max_y);  in goodix_configure_dev()
1082 		ts->contact_size = 9;  in goodix_configure_dev()
1084 		dev_dbg(&ts->client->dev,  in goodix_configure_dev()
1089 		ts->prop.invert_x = true;  in goodix_configure_dev()
1090 		dev_dbg(&ts->client->dev,  in goodix_configure_dev()
1094 	error = input_mt_init_slots(ts->input_dev, ts->max_touch_num,  in goodix_configure_dev()
1097 		dev_err(&ts->client->dev,  in goodix_configure_dev()
1102 	error = input_register_device(ts->input_dev);  in goodix_configure_dev()
1104 		dev_err(&ts->client->dev,  in goodix_configure_dev()
1109 	ts->irq_flags = goodix_irq_flags[ts->int_trigger_type] | IRQF_ONESHOT;  in goodix_configure_dev()
1110 	error = goodix_request_irq(ts);  in goodix_configure_dev()
1112 		dev_err(&ts->client->dev, "request IRQ failed: %d\n", error);  in goodix_configure_dev()
1130 	struct goodix_ts_data *ts = ctx;  in goodix_config_cb()  local
1135 		error = goodix_send_cfg(ts, cfg->data, cfg->size);  in goodix_config_cb()
1140 	goodix_configure_dev(ts);  in goodix_config_cb()
1144 	complete_all(&ts->firmware_loading_complete);  in goodix_config_cb()
1149 	struct goodix_ts_data *ts = arg;  in goodix_disable_regulators()  local
1151 	regulator_disable(ts->vddio);  in goodix_disable_regulators()
1152 	regulator_disable(ts->avdd28);  in goodix_disable_regulators()
1158 	struct goodix_ts_data *ts;  in goodix_ts_probe()  local
1168 	ts = devm_kzalloc(&client->dev, sizeof(*ts), GFP_KERNEL);  in goodix_ts_probe()
1169 	if (!ts)  in goodix_ts_probe()
1172 	ts->client = client;  in goodix_ts_probe()
1173 	i2c_set_clientdata(client, ts);  in goodix_ts_probe()
1174 	init_completion(&ts->firmware_loading_complete);  in goodix_ts_probe()
1175 	ts->contact_size = GOODIX_CONTACT_SIZE;  in goodix_ts_probe()
1177 	error = goodix_get_gpio_config(ts);  in goodix_ts_probe()
1182 	error = regulator_enable(ts->avdd28);  in goodix_ts_probe()
1190 	error = regulator_enable(ts->vddio);  in goodix_ts_probe()
1195 		regulator_disable(ts->avdd28);  in goodix_ts_probe()
1200 					 goodix_disable_regulators, ts);  in goodix_ts_probe()
1205 	if (ts->reset_controller_at_probe) {  in goodix_ts_probe()
1207 		error = goodix_reset(ts);  in goodix_ts_probe()
1216 		if (!ts->reset_controller_at_probe &&  in goodix_ts_probe()
1217 		    ts->irq_pin_access_method != IRQ_PIN_ACCESS_NONE) {  in goodix_ts_probe()
1219 			ts->reset_controller_at_probe = true;  in goodix_ts_probe()
1226 	error = goodix_read_version(ts);  in goodix_ts_probe()
1232 	ts->chip = goodix_get_chip_data(ts->id);  in goodix_ts_probe()
1234 	if (ts->load_cfg_from_disk) {  in goodix_ts_probe()
1236 		ts->cfg_name = devm_kasprintf(&client->dev, GFP_KERNEL,  in goodix_ts_probe()
1237 					      "goodix_%s_cfg.bin", ts->id);  in goodix_ts_probe()
1238 		if (!ts->cfg_name)  in goodix_ts_probe()
1241 		error = request_firmware_nowait(THIS_MODULE, true, ts->cfg_name,  in goodix_ts_probe()
1242 						&client->dev, GFP_KERNEL, ts,  in goodix_ts_probe()
1253 		error = goodix_configure_dev(ts);  in goodix_ts_probe()
1263 	struct goodix_ts_data *ts = i2c_get_clientdata(client);  in goodix_ts_remove()  local
1265 	if (ts->load_cfg_from_disk)  in goodix_ts_remove()
1266 		wait_for_completion(&ts->firmware_loading_complete);  in goodix_ts_remove()
1274 	struct goodix_ts_data *ts = i2c_get_clientdata(client);  in goodix_suspend()  local
1277 	if (ts->load_cfg_from_disk)  in goodix_suspend()
1278 		wait_for_completion(&ts->firmware_loading_complete);  in goodix_suspend()
1281 	if (ts->irq_pin_access_method == IRQ_PIN_ACCESS_NONE) {  in goodix_suspend()
1287 	goodix_free_irq(ts);  in goodix_suspend()
1290 	error = goodix_irq_direction_output(ts, 0);  in goodix_suspend()
1292 		goodix_request_irq(ts);  in goodix_suspend()
1298 	error = goodix_i2c_write_u8(ts->client, GOODIX_REG_COMMAND,  in goodix_suspend()
1301 		dev_err(&ts->client->dev, "Screen off command failed\n");  in goodix_suspend()
1302 		goodix_irq_direction_input(ts);  in goodix_suspend()
1303 		goodix_request_irq(ts);  in goodix_suspend()
1319 	struct goodix_ts_data *ts = i2c_get_clientdata(client);  in goodix_resume()  local
1323 	if (ts->irq_pin_access_method == IRQ_PIN_ACCESS_NONE) {  in goodix_resume()
1332 	error = goodix_irq_direction_output(ts, 1);  in goodix_resume()
1338 	error = goodix_int_sync(ts);  in goodix_resume()
1342 	error = goodix_i2c_read(ts->client, ts->chip->config_addr,  in goodix_resume()
1347 	else if (config_ver != ts->config[0])  in goodix_resume()
1349 			 config_ver, ts->config[0]);  in goodix_resume()
1351 	if (error != 0 || config_ver != ts->config[0]) {  in goodix_resume()
1352 		error = goodix_reset(ts);  in goodix_resume()
1358 		error = goodix_send_cfg(ts, ts->config, ts->chip->config_len);  in goodix_resume()
1363 	error = goodix_request_irq(ts);  in goodix_resume()