Lines Matching full:ts
268 static int elants_i2c_calibrate(struct elants_data *ts) in elants_i2c_calibrate() argument
270 struct i2c_client *client = ts->client; in elants_i2c_calibrate()
278 ts->state = ELAN_WAIT_RECALIBRATION; in elants_i2c_calibrate()
279 reinit_completion(&ts->cmd_done); in elants_i2c_calibrate()
286 ret = wait_for_completion_interruptible_timeout(&ts->cmd_done, in elants_i2c_calibrate()
289 ts->state = ELAN_STATE_NORMAL; in elants_i2c_calibrate()
299 if (memcmp(rek_resp, ts->cmd_resp, sizeof(rek_resp))) { in elants_i2c_calibrate()
302 (int)sizeof(ts->cmd_resp), ts->cmd_resp); in elants_i2c_calibrate()
335 static int elants_i2c_query_hw_version(struct elants_data *ts) in elants_i2c_query_hw_version() argument
337 struct i2c_client *client = ts->client; in elants_i2c_query_hw_version()
350 ts->hw_version = elants_i2c_parse_version(resp); in elants_i2c_query_hw_version()
351 if (ts->hw_version != 0xffff) in elants_i2c_query_hw_version()
355 dev_err(&client->dev, "Invalid fw id: %#04x\n", ts->hw_version); in elants_i2c_query_hw_version()
360 static int elants_i2c_query_fw_version(struct elants_data *ts) in elants_i2c_query_fw_version() argument
362 struct i2c_client *client = ts->client; in elants_i2c_query_fw_version()
375 ts->fw_version = elants_i2c_parse_version(resp); in elants_i2c_query_fw_version()
376 if (ts->fw_version != 0x0000 && ts->fw_version != 0xffff) in elants_i2c_query_fw_version()
383 dev_err(&client->dev, "Invalid fw ver: %#04x\n", ts->fw_version); in elants_i2c_query_fw_version()
388 static int elants_i2c_query_test_version(struct elants_data *ts) in elants_i2c_query_test_version() argument
390 struct i2c_client *client = ts->client; in elants_i2c_query_test_version()
405 ts->test_version = version >> 8; in elants_i2c_query_test_version()
406 ts->solution_version = version & 0xff; in elants_i2c_query_test_version()
411 static int elants_i2c_query_bc_version(struct elants_data *ts) in elants_i2c_query_bc_version() argument
413 struct i2c_client *client = ts->client; in elants_i2c_query_bc_version()
426 ts->bc_version = version >> 8; in elants_i2c_query_bc_version()
427 ts->iap_version = version & 0xff; in elants_i2c_query_bc_version()
432 static int elants_i2c_query_ts_info(struct elants_data *ts) in elants_i2c_query_ts_info() argument
434 struct i2c_client *client = ts->client; in elants_i2c_query_ts_info()
464 ts->major_res = resp[16]; in elants_i2c_query_ts_info()
502 /* translate trace number to TS resolution */ in elants_i2c_query_ts_info()
503 ts->x_max = ELAN_TS_RESOLUTION(rows, osr); in elants_i2c_query_ts_info()
504 ts->x_res = DIV_ROUND_CLOSEST(ts->x_max, phy_x); in elants_i2c_query_ts_info()
505 ts->y_max = ELAN_TS_RESOLUTION(cols, osr); in elants_i2c_query_ts_info()
506 ts->y_res = DIV_ROUND_CLOSEST(ts->y_max, phy_y); in elants_i2c_query_ts_info()
527 static int elants_i2c_initialize(struct elants_data *ts) in elants_i2c_initialize() argument
529 struct i2c_client *client = ts->client; in elants_i2c_initialize()
558 ts->iap_mode = ELAN_IAP_OPERATIONAL; in elants_i2c_initialize()
576 error2 = elants_i2c_query_hw_version(ts); in elants_i2c_initialize()
578 error2 = elants_i2c_query_bc_version(ts); in elants_i2c_initialize()
583 error = elants_i2c_query_fw_version(ts); in elants_i2c_initialize()
585 error = elants_i2c_query_test_version(ts); in elants_i2c_initialize()
587 error = elants_i2c_query_ts_info(ts); in elants_i2c_initialize()
590 ts->iap_mode = ELAN_IAP_RECOVERY; in elants_i2c_initialize()
634 static int elants_i2c_validate_remark_id(struct elants_data *ts, in elants_i2c_validate_remark_id() argument
637 struct i2c_client *client = ts->client; in elants_i2c_validate_remark_id()
644 /* Compare TS Remark ID and FW Remark ID */ in elants_i2c_validate_remark_id()
669 struct elants_data *ts = i2c_get_clientdata(client); in elants_i2c_do_update_firmware() local
678 bool check_remark_id = ts->iap_version >= 0x60; in elants_i2c_do_update_firmware()
685 error = elants_i2c_validate_remark_id(ts, fw); in elants_i2c_do_update_firmware()
710 error = elants_i2c_validate_remark_id(ts, fw); in elants_i2c_do_update_firmware()
788 static int elants_i2c_fw_update(struct elants_data *ts) in elants_i2c_fw_update() argument
790 struct i2c_client *client = ts->client; in elants_i2c_fw_update()
795 fw_name = kasprintf(GFP_KERNEL, "elants_i2c_%04x.bin", ts->hw_version); in elants_i2c_fw_update()
818 ts->iap_mode == ELAN_IAP_RECOVERY); in elants_i2c_fw_update()
821 ts->iap_mode = ELAN_IAP_RECOVERY; in elants_i2c_fw_update()
825 error = elants_i2c_initialize(ts); in elants_i2c_fw_update()
830 ts->iap_mode = ELAN_IAP_RECOVERY; in elants_i2c_fw_update()
834 ts->iap_mode = ELAN_IAP_OPERATIONAL; in elants_i2c_fw_update()
837 ts->state = ELAN_STATE_NORMAL; in elants_i2c_fw_update()
842 elants_i2c_calibrate(ts); in elants_i2c_fw_update()
852 static void elants_i2c_mt_event(struct elants_data *ts, u8 *buf) in elants_i2c_mt_event() argument
854 struct input_dev *input = ts->input; in elants_i2c_mt_event()
864 dev_dbg(&ts->client->dev, in elants_i2c_mt_event()
882 dev_dbg(&ts->client->dev, "i=%d x=%d y=%d p=%d w=%d\n", in elants_i2c_mt_event()
887 touchscreen_report_pos(input, &ts->prop, x, y, true); in elants_i2c_mt_event()
912 static void elants_i2c_event(struct elants_data *ts, u8 *buf) in elants_i2c_event() argument
917 dev_warn(&ts->client->dev, in elants_i2c_event()
922 dev_warn(&ts->client->dev, in elants_i2c_event()
926 elants_i2c_mt_event(ts, buf); in elants_i2c_event()
932 struct elants_data *ts = _dev; in elants_i2c_irq() local
933 struct i2c_client *client = ts->client; in elants_i2c_irq()
938 len = i2c_master_recv_dmasafe(client, ts->buf, sizeof(ts->buf)); in elants_i2c_irq()
946 __func__, HEADER_SIZE, ts->buf); in elants_i2c_irq()
948 switch (ts->state) { in elants_i2c_irq()
950 if (ts->buf[FW_HDR_TYPE] == CMD_HEADER_REK) { in elants_i2c_irq()
951 memcpy(ts->cmd_resp, ts->buf, sizeof(ts->cmd_resp)); in elants_i2c_irq()
952 complete(&ts->cmd_done); in elants_i2c_irq()
953 ts->state = ELAN_STATE_NORMAL; in elants_i2c_irq()
958 if (ts->buf[FW_HDR_TYPE] != QUEUE_HEADER_NORMAL) in elants_i2c_irq()
961 ts->state = ELAN_STATE_NORMAL; in elants_i2c_irq()
966 switch (ts->buf[FW_HDR_TYPE]) { in elants_i2c_irq()
973 if (memcmp(ts->buf, wait_packet, sizeof(wait_packet))) { in elants_i2c_irq()
976 HEADER_SIZE, ts->buf); in elants_i2c_irq()
978 ts->state = ELAN_WAIT_QUEUE_HEADER; in elants_i2c_irq()
984 elants_i2c_event(ts, &ts->buf[HEADER_SIZE]); in elants_i2c_irq()
988 report_count = ts->buf[FW_HDR_COUNT]; in elants_i2c_irq()
992 HEADER_SIZE, ts->buf); in elants_i2c_irq()
996 report_len = ts->buf[FW_HDR_LENGTH] / report_count; in elants_i2c_irq()
1000 HEADER_SIZE, ts->buf); in elants_i2c_irq()
1005 u8 *buf = ts->buf + HEADER_SIZE + in elants_i2c_irq()
1007 elants_i2c_event(ts, buf); in elants_i2c_irq()
1013 HEADER_SIZE, ts->buf); in elants_i2c_irq()
1031 struct elants_data *ts = i2c_get_clientdata(client); in calibrate_store() local
1034 error = mutex_lock_interruptible(&ts->sysfs_mutex); in calibrate_store()
1038 error = elants_i2c_calibrate(ts); in calibrate_store()
1040 mutex_unlock(&ts->sysfs_mutex); in calibrate_store()
1049 struct elants_data *ts = i2c_get_clientdata(client); in write_update_fw() local
1052 error = mutex_lock_interruptible(&ts->sysfs_mutex); in write_update_fw()
1056 error = elants_i2c_fw_update(ts); in write_update_fw()
1059 mutex_unlock(&ts->sysfs_mutex); in write_update_fw()
1067 struct elants_data *ts = i2c_get_clientdata(client); in show_iap_mode() local
1070 ts->iap_mode == ELAN_IAP_OPERATIONAL ? in show_iap_mode()
1122 struct elants_data *ts = i2c_get_clientdata(client); in elants_version_attribute_show() local
1125 u8 *field = (u8 *)((char *)ts + attr->field_offset); in elants_version_attribute_show()
1166 static int elants_i2c_power_on(struct elants_data *ts) in elants_i2c_power_on() argument
1174 if (IS_ERR_OR_NULL(ts->reset_gpio)) in elants_i2c_power_on()
1177 gpiod_set_value_cansleep(ts->reset_gpio, 1); in elants_i2c_power_on()
1179 error = regulator_enable(ts->vcc33); in elants_i2c_power_on()
1181 dev_err(&ts->client->dev, in elants_i2c_power_on()
1187 error = regulator_enable(ts->vccio); in elants_i2c_power_on()
1189 dev_err(&ts->client->dev, in elants_i2c_power_on()
1192 regulator_disable(ts->vcc33); in elants_i2c_power_on()
1203 gpiod_set_value_cansleep(ts->reset_gpio, 0); in elants_i2c_power_on()
1214 struct elants_data *ts = _data; in elants_i2c_power_off() local
1216 if (!IS_ERR_OR_NULL(ts->reset_gpio)) { in elants_i2c_power_off()
1221 gpiod_set_value_cansleep(ts->reset_gpio, 1); in elants_i2c_power_off()
1222 regulator_disable(ts->vccio); in elants_i2c_power_off()
1223 regulator_disable(ts->vcc33); in elants_i2c_power_off()
1231 struct elants_data *ts; in elants_i2c_probe() local
1241 ts = devm_kzalloc(&client->dev, sizeof(struct elants_data), GFP_KERNEL); in elants_i2c_probe()
1242 if (!ts) in elants_i2c_probe()
1245 mutex_init(&ts->sysfs_mutex); in elants_i2c_probe()
1246 init_completion(&ts->cmd_done); in elants_i2c_probe()
1248 ts->client = client; in elants_i2c_probe()
1249 i2c_set_clientdata(client, ts); in elants_i2c_probe()
1251 ts->vcc33 = devm_regulator_get(&client->dev, "vcc33"); in elants_i2c_probe()
1252 if (IS_ERR(ts->vcc33)) { in elants_i2c_probe()
1253 error = PTR_ERR(ts->vcc33); in elants_i2c_probe()
1261 ts->vccio = devm_regulator_get(&client->dev, "vccio"); in elants_i2c_probe()
1262 if (IS_ERR(ts->vccio)) { in elants_i2c_probe()
1263 error = PTR_ERR(ts->vccio); in elants_i2c_probe()
1271 ts->reset_gpio = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_LOW); in elants_i2c_probe()
1272 if (IS_ERR(ts->reset_gpio)) { in elants_i2c_probe()
1273 error = PTR_ERR(ts->reset_gpio); in elants_i2c_probe()
1285 ts->keep_power_in_suspend = true; in elants_i2c_probe()
1288 error = elants_i2c_power_on(ts); in elants_i2c_probe()
1292 error = devm_add_action(&client->dev, elants_i2c_power_off, ts); in elants_i2c_probe()
1296 elants_i2c_power_off(ts); in elants_i2c_probe()
1307 error = elants_i2c_initialize(ts); in elants_i2c_probe()
1313 ts->input = devm_input_allocate_device(&client->dev); in elants_i2c_probe()
1314 if (!ts->input) { in elants_i2c_probe()
1319 ts->input->name = "Elan Touchscreen"; in elants_i2c_probe()
1320 ts->input->id.bustype = BUS_I2C; in elants_i2c_probe()
1324 input_set_abs_params(ts->input, ABS_MT_POSITION_X, 0, ts->x_max, 0, 0); in elants_i2c_probe()
1325 input_set_abs_params(ts->input, ABS_MT_POSITION_Y, 0, ts->y_max, 0, 0); in elants_i2c_probe()
1326 input_set_abs_params(ts->input, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0); in elants_i2c_probe()
1327 input_set_abs_params(ts->input, ABS_MT_PRESSURE, 0, 255, 0, 0); in elants_i2c_probe()
1328 input_set_abs_params(ts->input, ABS_MT_TOOL_TYPE, in elants_i2c_probe()
1330 input_abs_set_res(ts->input, ABS_MT_POSITION_X, ts->x_res); in elants_i2c_probe()
1331 input_abs_set_res(ts->input, ABS_MT_POSITION_Y, ts->y_res); in elants_i2c_probe()
1332 if (ts->major_res > 0) in elants_i2c_probe()
1333 input_abs_set_res(ts->input, ABS_MT_TOUCH_MAJOR, ts->major_res); in elants_i2c_probe()
1335 touchscreen_parse_properties(ts->input, true, &ts->prop); in elants_i2c_probe()
1337 error = input_mt_init_slots(ts->input, MAX_CONTACT_NUM, in elants_i2c_probe()
1345 error = input_register_device(ts->input); in elants_i2c_probe()
1364 client->name, ts); in elants_i2c_probe()
1390 struct elants_data *ts = i2c_get_clientdata(client); in elants_i2c_suspend() local
1396 if (ts->iap_mode != ELAN_IAP_OPERATIONAL) in elants_i2c_suspend()
1406 ts->wake_irq_enabled = (enable_irq_wake(client->irq) == 0); in elants_i2c_suspend()
1407 } else if (ts->keep_power_in_suspend) { in elants_i2c_suspend()
1418 elants_i2c_power_off(ts); in elants_i2c_suspend()
1427 struct elants_data *ts = i2c_get_clientdata(client); in elants_i2c_resume() local
1433 if (ts->wake_irq_enabled) in elants_i2c_resume()
1436 } else if (ts->keep_power_in_suspend) { in elants_i2c_resume()
1447 elants_i2c_power_on(ts); in elants_i2c_resume()
1448 elants_i2c_initialize(ts); in elants_i2c_resume()
1451 ts->state = ELAN_STATE_NORMAL; in elants_i2c_resume()