116 	struct i2c_client *client;  member
139 static int raydium_i2c_send(struct i2c_client *client,  in raydium_i2c_send()  argument
154 		ret = i2c_master_send(client, buf, len + 1);  in raydium_i2c_send()
166 		dev_err(&client->dev, "%s failed: %d\n", __func__, ret);  in raydium_i2c_send()
173 static int raydium_i2c_read(struct i2c_client *client,  in raydium_i2c_read()  argument
178 			.addr = client->addr,  in raydium_i2c_read()
183 			.addr = client->addr,  in raydium_i2c_read()
191 	ret = i2c_transfer(client->adapter, xfer, ARRAY_SIZE(xfer));  in raydium_i2c_read()
198 static int raydium_i2c_read_message(struct i2c_client *client,  in raydium_i2c_read_message()  argument
210 		error = raydium_i2c_send(client, RM_CMD_BANK_SWITCH,  in raydium_i2c_read_message()
213 			error = raydium_i2c_read(client, addr & 0xff,  in raydium_i2c_read_message()
226 static int raydium_i2c_send_message(struct i2c_client *client,  in raydium_i2c_send_message()  argument
232 	error = raydium_i2c_send(client, RM_CMD_BANK_SWITCH,  in raydium_i2c_send_message()
235 		error = raydium_i2c_send(client, addr & 0xff, data, len);  in raydium_i2c_send_message()
240 static int raydium_i2c_sw_reset(struct i2c_client *client)  in raydium_i2c_sw_reset()  argument
245 	error = raydium_i2c_send_message(client, RM_RESET_MSG_ADDR,  in raydium_i2c_sw_reset()
248 		dev_err(&client->dev, "software reset failed: %d\n", error);  in raydium_i2c_sw_reset()
259 	struct i2c_client *client = ts->client;  in raydium_i2c_query_ts_info()  local
266 		error = raydium_i2c_read(client, RM_CMD_DATA_BANK,  in raydium_i2c_query_ts_info()
277 			dev_warn(&client->dev,  in raydium_i2c_query_ts_info()
288 		dev_dbg(&client->dev,  in raydium_i2c_query_ts_info()
292 		error = raydium_i2c_read(client, RM_CMD_QUERY_BANK,  in raydium_i2c_query_ts_info()
298 		error = raydium_i2c_read_message(client,  in raydium_i2c_query_ts_info()
307 	dev_err(&client->dev, "failed to query device parameters: %d\n", error);  in raydium_i2c_query_ts_info()
313 	struct i2c_client *client = ts->client;  in raydium_i2c_check_fw_status()  local
319 	error = raydium_i2c_read(client, RM_CMD_BOOT_READ, buf, sizeof(buf));  in raydium_i2c_check_fw_status()
333 	struct i2c_client *client = ts->client;  in raydium_i2c_initialize()  local
342 			dev_err(&client->dev,  in raydium_i2c_initialize()
367 static int raydium_i2c_bl_chk_state(struct i2c_client *client,  in raydium_i2c_bl_chk_state()  argument
381 			error = raydium_i2c_read(client, RM_CMD_BOOT_CHK,  in raydium_i2c_bl_chk_state()
389 			error = raydium_i2c_read(client, RM_CMD_BOOT_CHK,  in raydium_i2c_bl_chk_state()
397 			dev_err(&client->dev, "%s: invalid target state %d\n",  in raydium_i2c_bl_chk_state()
408 static int raydium_i2c_write_object(struct i2c_client *client,  in raydium_i2c_write_object()  argument
414 	error = raydium_i2c_send(client, RM_CMD_BOOT_WRT, data, len);  in raydium_i2c_write_object()
416 		dev_err(&client->dev, "WRT obj command failed: %d\n",  in raydium_i2c_write_object()
421 	error = raydium_i2c_send(client, RM_CMD_BOOT_ACK, NULL, 0);  in raydium_i2c_write_object()
423 		dev_err(&client->dev, "Ack obj command failed: %d\n", error);  in raydium_i2c_write_object()
427 	error = raydium_i2c_bl_chk_state(client, state);  in raydium_i2c_write_object()
429 		dev_err(&client->dev, "BL check state failed: %d\n", error);  in raydium_i2c_write_object()
435 static bool raydium_i2c_boot_trigger(struct i2c_client *client)  in raydium_i2c_boot_trigger()  argument
450 		error = raydium_i2c_write_object(client, cmd[i], sizeof(cmd[i]),  in raydium_i2c_boot_trigger()
453 			dev_err(&client->dev,  in raydium_i2c_boot_trigger()
463 static bool raydium_i2c_fw_trigger(struct i2c_client *client)  in raydium_i2c_fw_trigger()  argument
476 		error = raydium_i2c_write_object(client, cmd[i], sizeof(cmd[i]),  in raydium_i2c_fw_trigger()
479 			dev_err(&client->dev,  in raydium_i2c_fw_trigger()
489 static int raydium_i2c_check_path(struct i2c_client *client)  in raydium_i2c_check_path()  argument
494 	error = raydium_i2c_write_object(client, cmd, sizeof(cmd),  in raydium_i2c_check_path()
497 		dev_err(&client->dev, "check path command failed: %d\n", error);  in raydium_i2c_check_path()
504 static int raydium_i2c_enter_bl(struct i2c_client *client)  in raydium_i2c_enter_bl()  argument
509 	error = raydium_i2c_write_object(client, cal_cmd, sizeof(cal_cmd),  in raydium_i2c_enter_bl()
512 		dev_err(&client->dev, "enter bl command failed: %d\n", error);  in raydium_i2c_enter_bl()
520 static int raydium_i2c_leave_bl(struct i2c_client *client)  in raydium_i2c_leave_bl()  argument
525 	error = raydium_i2c_write_object(client, leave_cmd, sizeof(leave_cmd),  in raydium_i2c_leave_bl()
528 		dev_err(&client->dev, "leave bl command failed: %d\n", error);  in raydium_i2c_leave_bl()
536 static int raydium_i2c_write_checksum(struct i2c_client *client,  in raydium_i2c_write_checksum()  argument
545 	error = raydium_i2c_write_object(client,  in raydium_i2c_write_checksum()
549 		dev_err(&client->dev, "failed to write checksum: %d\n",  in raydium_i2c_write_checksum()
557 static int raydium_i2c_disable_watch_dog(struct i2c_client *client)  in raydium_i2c_disable_watch_dog()  argument
562 	error = raydium_i2c_write_object(client, cmd, sizeof(cmd),  in raydium_i2c_disable_watch_dog()
565 		dev_err(&client->dev, "disable watchdog command failed: %d\n",  in raydium_i2c_disable_watch_dog()
573 static int raydium_i2c_fw_write_page(struct i2c_client *client,  in raydium_i2c_fw_write_page()  argument
594 		error = raydium_i2c_write_object(client, buf, RM_BL_WRT_LEN,  in raydium_i2c_fw_write_page()
597 			dev_err(&client->dev,  in raydium_i2c_fw_write_page()
624 	struct i2c_client *client = ts->client;  in raydium_i2c_do_update_firmware()  local
634 		dev_err(&client->dev, "Invalid firmware length\n");  in raydium_i2c_do_update_firmware()
640 		dev_err(&client->dev, "Unable to access IC %d\n", error);  in raydium_i2c_do_update_firmware()
646 			error = raydium_i2c_enter_bl(client);  in raydium_i2c_do_update_firmware()
650 					dev_err(&client->dev,  in raydium_i2c_do_update_firmware()
662 			dev_err(&client->dev,  in raydium_i2c_do_update_firmware()
669 	error = raydium_i2c_disable_watch_dog(client);  in raydium_i2c_do_update_firmware()
673 	error = raydium_i2c_check_path(client);  in raydium_i2c_do_update_firmware()
677 	error = raydium_i2c_boot_trigger(client);  in raydium_i2c_do_update_firmware()
679 		dev_err(&client->dev, "send boot trigger fail: %d\n", error);  in raydium_i2c_do_update_firmware()
692 		error = raydium_i2c_fw_write_page(client, page_nr++, data, len);  in raydium_i2c_do_update_firmware()
702 	error = raydium_i2c_leave_bl(client);  in raydium_i2c_do_update_firmware()
704 		dev_err(&client->dev,  in raydium_i2c_do_update_firmware()
709 	dev_dbg(&client->dev, "left boot loader mode\n");  in raydium_i2c_do_update_firmware()
714 		dev_err(&client->dev,  in raydium_i2c_do_update_firmware()
721 		dev_err(&client->dev,  in raydium_i2c_do_update_firmware()
727 	error = raydium_i2c_fw_trigger(client);  in raydium_i2c_do_update_firmware()
729 		dev_err(&client->dev, "failed to trigger fw: %d\n", error);  in raydium_i2c_do_update_firmware()
735 	error = raydium_i2c_write_checksum(client, fw->size, fw_checksum);  in raydium_i2c_do_update_firmware()
744 	struct i2c_client *client = ts->client;  in raydium_i2c_fw_update()  local
754 	dev_dbg(&client->dev, "firmware name: %s\n", fw_file);  in raydium_i2c_fw_update()
756 	error = request_firmware(&fw, fw_file, &client->dev);  in raydium_i2c_fw_update()
758 		dev_err(&client->dev, "Unable to open firmware %s\n", fw_file);  in raydium_i2c_fw_update()
762 	disable_irq(client->irq);  in raydium_i2c_fw_update()
766 		dev_err(&client->dev, "firmware update failed: %d\n", error);  in raydium_i2c_fw_update()
773 		dev_err(&client->dev,  in raydium_i2c_fw_update()
783 	enable_irq(client->irq);  in raydium_i2c_fw_update()
837 	error = raydium_i2c_read_message(ts->client, ts->data_bank_addr,  in raydium_i2c_irq()
845 		dev_warn(&ts->client->dev,  in raydium_i2c_irq()
860 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_fw_ver_show()  local
861 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_fw_ver_show()
869 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_hw_ver_show()  local
870 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_hw_ver_show()
879 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_boot_mode_show()  local
880 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_boot_mode_show()
891 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_update_fw_store()  local
892 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_update_fw_store()
910 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_calibrate_store()  local
911 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_calibrate_store()
919 	error = raydium_i2c_write_object(client, cal_cmd, sizeof(cal_cmd),  in raydium_i2c_calibrate_store()
922 		dev_err(&client->dev, "calibrate command failed: %d\n", error);  in raydium_i2c_calibrate_store()
958 		dev_err(&ts->client->dev,  in raydium_i2c_power_on()
966 		dev_err(&ts->client->dev,  in raydium_i2c_power_on()
995 static int raydium_i2c_probe(struct i2c_client *client,  in raydium_i2c_probe()  argument
1002 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {  in raydium_i2c_probe()
1003 		dev_err(&client->dev,  in raydium_i2c_probe()
1008 	ts = devm_kzalloc(&client->dev, sizeof(*ts), GFP_KERNEL);  in raydium_i2c_probe()
1014 	ts->client = client;  in raydium_i2c_probe()
1015 	i2c_set_clientdata(client, ts);  in raydium_i2c_probe()
1017 	ts->avdd = devm_regulator_get(&client->dev, "avdd");  in raydium_i2c_probe()
1021 			dev_err(&client->dev,  in raydium_i2c_probe()
1026 	ts->vccio = devm_regulator_get(&client->dev, "vccio");  in raydium_i2c_probe()
1030 			dev_err(&client->dev,  in raydium_i2c_probe()
1035 	ts->reset_gpio = devm_gpiod_get_optional(&client->dev, "reset",  in raydium_i2c_probe()
1040 			dev_err(&client->dev,  in raydium_i2c_probe()
1049 	error = devm_add_action(&client->dev, raydium_i2c_power_off, ts);  in raydium_i2c_probe()
1051 		dev_err(&client->dev,  in raydium_i2c_probe()
1058 	if (i2c_smbus_xfer(client->adapter, client->addr, 0,  in raydium_i2c_probe()
1060 		dev_err(&client->dev, "nothing at this address\n");  in raydium_i2c_probe()
1066 		dev_err(&client->dev, "failed to initialize: %d\n", error);  in raydium_i2c_probe()
1070 	ts->report_data = devm_kmalloc(&client->dev,  in raydium_i2c_probe()
1075 	ts->input = devm_input_allocate_device(&client->dev);  in raydium_i2c_probe()
1077 		dev_err(&client->dev, "Failed to allocate input device\n");  in raydium_i2c_probe()
1097 		dev_err(&client->dev,  in raydium_i2c_probe()
1104 		dev_err(&client->dev,  in raydium_i2c_probe()
1109 	error = devm_request_threaded_irq(&client->dev, client->irq,  in raydium_i2c_probe()
1111 					  IRQF_ONESHOT, client->name, ts);  in raydium_i2c_probe()
1113 		dev_err(&client->dev, "Failed to register interrupt\n");  in raydium_i2c_probe()
1117 	error = devm_device_add_group(&client->dev,  in raydium_i2c_probe()
1120 		dev_err(&client->dev, "failed to create sysfs attributes: %d\n",  in raydium_i2c_probe()
1128 static void __maybe_unused raydium_enter_sleep(struct i2c_client *client)  in raydium_enter_sleep()  argument
1133 	error = raydium_i2c_send(client, RM_CMD_ENTER_SLEEP,  in raydium_enter_sleep()
1136 		dev_err(&client->dev,  in raydium_enter_sleep()
1142 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_suspend()  local
1143 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_suspend()
1149 	disable_irq(client->irq);  in raydium_i2c_suspend()
1152 		raydium_enter_sleep(client);  in raydium_i2c_suspend()
1154 		ts->wake_irq_enabled = (enable_irq_wake(client->irq) == 0);  in raydium_i2c_suspend()
1164 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_resume()  local
1165 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_resume()
1169 			disable_irq_wake(client->irq);  in raydium_i2c_resume()
1170 		raydium_i2c_sw_reset(client);  in raydium_i2c_resume()
1176 	enable_irq(client->irq);  in raydium_i2c_resume()