293 static int raydium_i2c_query_ts_info(struct raydium_data *ts)  in raydium_i2c_query_ts_info()  argument
295 	struct i2c_client *client = ts->client;  in raydium_i2c_query_ts_info()
312 		if (ts->report_data && ts->pkg_size != data_info.pkg_size) {  in raydium_i2c_query_ts_info()
315 				 ts->pkg_size, data_info.pkg_size);  in raydium_i2c_query_ts_info()
317 			ts->pkg_size = data_info.pkg_size;  in raydium_i2c_query_ts_info()
318 			ts->report_size = ts->pkg_size - RM_PACKET_CRC_SIZE;  in raydium_i2c_query_ts_info()
321 		ts->contact_size = data_info.tp_info_size;  in raydium_i2c_query_ts_info()
322 		ts->data_bank_addr = le32_to_cpu(data_info.data_bank_addr);  in raydium_i2c_query_ts_info()
326 			ts->data_bank_addr, ts->report_size, ts->contact_size);  in raydium_i2c_query_ts_info()
335 					 &ts->info, sizeof(ts->info));  in raydium_i2c_query_ts_info()
346 static int raydium_i2c_check_fw_status(struct raydium_data *ts)  in raydium_i2c_check_fw_status()  argument
348 	struct i2c_client *client = ts->client;  in raydium_i2c_check_fw_status()
357 			ts->boot_mode = RAYDIUM_TS_BLDR;  in raydium_i2c_check_fw_status()
359 			ts->boot_mode = RAYDIUM_TS_MAIN;  in raydium_i2c_check_fw_status()
366 static int raydium_i2c_initialize(struct raydium_data *ts)  in raydium_i2c_initialize()  argument
368 	struct i2c_client *client = ts->client;  in raydium_i2c_initialize()
375 		error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_initialize()
382 		if (ts->boot_mode == RAYDIUM_TS_BLDR ||  in raydium_i2c_initialize()
383 		    ts->boot_mode == RAYDIUM_TS_MAIN) {  in raydium_i2c_initialize()
389 		ts->boot_mode = RAYDIUM_TS_BLDR;  in raydium_i2c_initialize()
391 	if (ts->boot_mode == RAYDIUM_TS_BLDR) {  in raydium_i2c_initialize()
392 		ts->info.hw_ver = cpu_to_le32(0xffffffffUL);  in raydium_i2c_initialize()
393 		ts->info.main_ver = 0xff;  in raydium_i2c_initialize()
394 		ts->info.sub_ver = 0xff;  in raydium_i2c_initialize()
396 		raydium_i2c_query_ts_info(ts);  in raydium_i2c_initialize()
656 static int raydium_i2c_do_update_firmware(struct raydium_data *ts,  in raydium_i2c_do_update_firmware()  argument
659 	struct i2c_client *client = ts->client;  in raydium_i2c_do_update_firmware()
673 	error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_do_update_firmware()
679 	if (ts->boot_mode == RAYDIUM_TS_MAIN) {  in raydium_i2c_do_update_firmware()
683 				error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_do_update_firmware()
691 				if (ts->boot_mode == RAYDIUM_TS_BLDR)  in raydium_i2c_do_update_firmware()
696 		if (ts->boot_mode == RAYDIUM_TS_MAIN) {  in raydium_i2c_do_update_firmware()
747 	error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_do_update_firmware()
755 	if (ts->boot_mode != RAYDIUM_TS_MAIN) {  in raydium_i2c_do_update_firmware()
777 static int raydium_i2c_fw_update(struct raydium_data *ts)  in raydium_i2c_fw_update()  argument
779 	struct i2c_client *client = ts->client;  in raydium_i2c_fw_update()
785 			    le32_to_cpu(ts->info.hw_ver));  in raydium_i2c_fw_update()
799 	error = raydium_i2c_do_update_firmware(ts, fw);  in raydium_i2c_fw_update()
802 		ts->boot_mode = RAYDIUM_TS_BLDR;  in raydium_i2c_fw_update()
806 	error = raydium_i2c_initialize(ts);  in raydium_i2c_fw_update()
811 		ts->boot_mode = RAYDIUM_TS_BLDR;  in raydium_i2c_fw_update()
815 	ts->boot_mode = RAYDIUM_TS_MAIN;  in raydium_i2c_fw_update()
829 static void raydium_mt_event(struct raydium_data *ts)  in raydium_mt_event()  argument
833 	for (i = 0; i < ts->report_size / ts->contact_size; i++) {  in raydium_mt_event()
834 		u8 *contact = &ts->report_data[ts->contact_size * i];  in raydium_mt_event()
838 		input_mt_slot(ts->input, i);  in raydium_mt_event()
839 		input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, state);  in raydium_mt_event()
844 		input_report_abs(ts->input, ABS_MT_POSITION_X,  in raydium_mt_event()
846 		input_report_abs(ts->input, ABS_MT_POSITION_Y,  in raydium_mt_event()
848 		input_report_abs(ts->input, ABS_MT_PRESSURE,  in raydium_mt_event()
854 		input_report_abs(ts->input, ABS_MT_TOUCH_MAJOR, max(wx, wy));  in raydium_mt_event()
855 		input_report_abs(ts->input, ABS_MT_TOUCH_MINOR, min(wx, wy));  in raydium_mt_event()
858 	input_mt_sync_frame(ts->input);  in raydium_mt_event()
859 	input_sync(ts->input);  in raydium_mt_event()
864 	struct raydium_data *ts = _dev;  in raydium_i2c_irq()  local
869 	if (ts->boot_mode != RAYDIUM_TS_MAIN)  in raydium_i2c_irq()
872 	error = raydium_i2c_read(ts->client, ts->data_bank_addr,  in raydium_i2c_irq()
873 				 ts->report_data, ts->pkg_size);  in raydium_i2c_irq()
877 	fw_crc = get_unaligned_le16(&ts->report_data[ts->report_size]);  in raydium_i2c_irq()
878 	calc_crc = raydium_calc_chksum(ts->report_data, ts->report_size);  in raydium_i2c_irq()
880 		dev_warn(&ts->client->dev,  in raydium_i2c_irq()
886 	raydium_mt_event(ts);  in raydium_i2c_irq()
896 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_fw_ver_show()  local
898 	return sprintf(buf, "%d.%d\n", ts->info.main_ver, ts->info.sub_ver);  in raydium_i2c_fw_ver_show()
905 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_hw_ver_show()  local
907 	return sprintf(buf, "%#04x\n", le32_to_cpu(ts->info.hw_ver));  in raydium_i2c_hw_ver_show()
915 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_boot_mode_show()  local
918 		       ts->boot_mode == RAYDIUM_TS_MAIN ?  in raydium_i2c_boot_mode_show()
927 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_update_fw_store()  local
930 	error = mutex_lock_interruptible(&ts->sysfs_mutex);  in raydium_i2c_update_fw_store()
934 	error = raydium_i2c_fw_update(ts);  in raydium_i2c_update_fw_store()
936 	mutex_unlock(&ts->sysfs_mutex);  in raydium_i2c_update_fw_store()
946 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_calibrate_store()  local
950 	error = mutex_lock_interruptible(&ts->sysfs_mutex);  in raydium_i2c_calibrate_store()
959 	mutex_unlock(&ts->sysfs_mutex);  in raydium_i2c_calibrate_store()
982 static int raydium_i2c_power_on(struct raydium_data *ts)  in raydium_i2c_power_on()  argument
986 	if (!ts->reset_gpio)  in raydium_i2c_power_on()
989 	gpiod_set_value_cansleep(ts->reset_gpio, 1);  in raydium_i2c_power_on()
991 	error = regulator_enable(ts->avdd);  in raydium_i2c_power_on()
993 		dev_err(&ts->client->dev,  in raydium_i2c_power_on()
998 	error = regulator_enable(ts->vccio);  in raydium_i2c_power_on()
1000 		regulator_disable(ts->avdd);  in raydium_i2c_power_on()
1001 		dev_err(&ts->client->dev,  in raydium_i2c_power_on()
1009 	gpiod_set_value_cansleep(ts->reset_gpio, 0);  in raydium_i2c_power_on()
1021 	struct raydium_data *ts = _data;  in raydium_i2c_power_off()  local
1023 	if (ts->reset_gpio) {  in raydium_i2c_power_off()
1024 		gpiod_set_value_cansleep(ts->reset_gpio, 1);  in raydium_i2c_power_off()
1025 		regulator_disable(ts->vccio);  in raydium_i2c_power_off()
1026 		regulator_disable(ts->avdd);  in raydium_i2c_power_off()
1034 	struct raydium_data *ts;  in raydium_i2c_probe()  local
1043 	ts = devm_kzalloc(&client->dev, sizeof(*ts), GFP_KERNEL);  in raydium_i2c_probe()
1044 	if (!ts)  in raydium_i2c_probe()
1047 	mutex_init(&ts->sysfs_mutex);  in raydium_i2c_probe()
1049 	ts->client = client;  in raydium_i2c_probe()
1050 	i2c_set_clientdata(client, ts);  in raydium_i2c_probe()
1052 	ts->avdd = devm_regulator_get(&client->dev, "avdd");  in raydium_i2c_probe()
1053 	if (IS_ERR(ts->avdd)) {  in raydium_i2c_probe()
1054 		error = PTR_ERR(ts->avdd);  in raydium_i2c_probe()
1061 	ts->vccio = devm_regulator_get(&client->dev, "vccio");  in raydium_i2c_probe()
1062 	if (IS_ERR(ts->vccio)) {  in raydium_i2c_probe()
1063 		error = PTR_ERR(ts->vccio);  in raydium_i2c_probe()
1070 	ts->reset_gpio = devm_gpiod_get_optional(&client->dev, "reset",  in raydium_i2c_probe()
1072 	if (IS_ERR(ts->reset_gpio)) {  in raydium_i2c_probe()
1073 		error = PTR_ERR(ts->reset_gpio);  in raydium_i2c_probe()
1080 	error = raydium_i2c_power_on(ts);  in raydium_i2c_probe()
1084 	error = devm_add_action(&client->dev, raydium_i2c_power_off, ts);  in raydium_i2c_probe()
1088 		raydium_i2c_power_off(ts);  in raydium_i2c_probe()
1099 	error = raydium_i2c_initialize(ts);  in raydium_i2c_probe()
1105 	ts->report_data = devm_kmalloc(&client->dev,  in raydium_i2c_probe()
1106 				       ts->pkg_size, GFP_KERNEL);  in raydium_i2c_probe()
1107 	if (!ts->report_data)  in raydium_i2c_probe()
1110 	ts->input = devm_input_allocate_device(&client->dev);  in raydium_i2c_probe()
1111 	if (!ts->input) {  in raydium_i2c_probe()
1116 	ts->input->name = "Raydium Touchscreen";  in raydium_i2c_probe()
1117 	ts->input->id.bustype = BUS_I2C;  in raydium_i2c_probe()
1119 	input_set_abs_params(ts->input, ABS_MT_POSITION_X,  in raydium_i2c_probe()
1120 			     0, le16_to_cpu(ts->info.x_max), 0, 0);  in raydium_i2c_probe()
1121 	input_set_abs_params(ts->input, ABS_MT_POSITION_Y,  in raydium_i2c_probe()
1122 			     0, le16_to_cpu(ts->info.y_max), 0, 0);  in raydium_i2c_probe()
1123 	input_abs_set_res(ts->input, ABS_MT_POSITION_X, ts->info.x_res);  in raydium_i2c_probe()
1124 	input_abs_set_res(ts->input, ABS_MT_POSITION_Y, ts->info.y_res);  in raydium_i2c_probe()
1126 	input_set_abs_params(ts->input, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);  in raydium_i2c_probe()
1127 	input_set_abs_params(ts->input, ABS_MT_PRESSURE, 0, 255, 0, 0);  in raydium_i2c_probe()
1129 	error = input_mt_init_slots(ts->input, RM_MAX_TOUCH_NUM,  in raydium_i2c_probe()
1137 	error = input_register_device(ts->input);  in raydium_i2c_probe()
1146 					  IRQF_ONESHOT, client->name, ts);  in raydium_i2c_probe()
1178 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_suspend()  local
1181 	if (ts->boot_mode != RAYDIUM_TS_MAIN)  in raydium_i2c_suspend()
1189 		ts->wake_irq_enabled = (enable_irq_wake(client->irq) == 0);  in raydium_i2c_suspend()
1191 		raydium_i2c_power_off(ts);  in raydium_i2c_suspend()
1200 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_resume()  local
1203 		if (ts->wake_irq_enabled)  in raydium_i2c_resume()
1207 		raydium_i2c_power_on(ts);  in raydium_i2c_resume()
1208 		raydium_i2c_initialize(ts);  in raydium_i2c_resume()