119 	struct i2c_client *client;  member
149 static int raydium_i2c_xfer(struct i2c_client *client, u32 addr,  in raydium_i2c_xfer()  argument
160 	ret = i2c_transfer(client->adapter, &xfer[xfer_start_idx], xfer_count);  in raydium_i2c_xfer()
167 static int raydium_i2c_send(struct i2c_client *client,  in raydium_i2c_send()  argument
200 				.addr = client->addr,  in raydium_i2c_send()
205 				.addr = client->addr,  in raydium_i2c_send()
211 		error = raydium_i2c_xfer(client, addr, xfer, ARRAY_SIZE(xfer));  in raydium_i2c_send()
218 	dev_err(&client->dev, "%s failed: %d\n", __func__, error);  in raydium_i2c_send()
224 static int raydium_i2c_read(struct i2c_client *client,  in raydium_i2c_read()  argument
249 				.addr = client->addr,  in raydium_i2c_read()
254 				.addr = client->addr,  in raydium_i2c_read()
259 				.addr = client->addr,  in raydium_i2c_read()
266 		error = raydium_i2c_xfer(client, addr, xfer, ARRAY_SIZE(xfer));  in raydium_i2c_read()
278 static int raydium_i2c_sw_reset(struct i2c_client *client)  in raydium_i2c_sw_reset()  argument
283 	error = raydium_i2c_send(client, RM_RESET_MSG_ADDR, &soft_rst_cmd,  in raydium_i2c_sw_reset()
286 		dev_err(&client->dev, "software reset failed: %d\n", error);  in raydium_i2c_sw_reset()
297 	struct i2c_client *client = ts->client;  in raydium_i2c_query_ts_bootloader_info()  local
304 	error = raydium_i2c_send(client, RM_CMD_BOOT_WRT,  in raydium_i2c_query_ts_bootloader_info()
307 		dev_err(&client->dev, "WRT HWID command failed: %d\n", error);  in raydium_i2c_query_ts_bootloader_info()
311 	error = raydium_i2c_send(client, RM_CMD_BOOT_ACK, rbuf, 1);  in raydium_i2c_query_ts_bootloader_info()
313 		dev_err(&client->dev, "Ack HWID command failed: %d\n", error);  in raydium_i2c_query_ts_bootloader_info()
317 	error = raydium_i2c_read(client, RM_CMD_BOOT_CHK, rbuf, sizeof(rbuf));  in raydium_i2c_query_ts_bootloader_info()
319 		dev_err(&client->dev, "Read HWID command failed: %d (%4ph)\n",  in raydium_i2c_query_ts_bootloader_info()
335 	struct i2c_client *client = ts->client;  in raydium_i2c_query_ts_info()  local
342 		error = raydium_i2c_read(client, RM_CMD_DATA_BANK,  in raydium_i2c_query_ts_info()
353 			dev_warn(&client->dev,  in raydium_i2c_query_ts_info()
364 		dev_dbg(&client->dev,  in raydium_i2c_query_ts_info()
368 		error = raydium_i2c_read(client, RM_CMD_QUERY_BANK,  in raydium_i2c_query_ts_info()
374 		error = raydium_i2c_read(client, le32_to_cpu(query_bank_addr),  in raydium_i2c_query_ts_info()
382 	dev_err(&client->dev, "failed to query device parameters: %d\n", error);  in raydium_i2c_query_ts_info()
388 	struct i2c_client *client = ts->client;  in raydium_i2c_check_fw_status()  local
394 	error = raydium_i2c_read(client, RM_CMD_BOOT_READ, buf, sizeof(buf));  in raydium_i2c_check_fw_status()
408 	struct i2c_client *client = ts->client;  in raydium_i2c_initialize()  local
417 			dev_err(&client->dev,  in raydium_i2c_initialize()
439 static int raydium_i2c_bl_chk_state(struct i2c_client *client,  in raydium_i2c_bl_chk_state()  argument
453 			error = raydium_i2c_read(client, RM_CMD_BOOT_CHK,  in raydium_i2c_bl_chk_state()
461 			error = raydium_i2c_read(client, RM_CMD_BOOT_CHK,  in raydium_i2c_bl_chk_state()
469 			dev_err(&client->dev, "%s: invalid target state %d\n",  in raydium_i2c_bl_chk_state()
480 static int raydium_i2c_write_object(struct i2c_client *client,  in raydium_i2c_write_object()  argument
487 	error = raydium_i2c_send(client, RM_CMD_BOOT_WRT, data, len);  in raydium_i2c_write_object()
489 		dev_err(&client->dev, "WRT obj command failed: %d\n",  in raydium_i2c_write_object()
494 	error = raydium_i2c_send(client, RM_CMD_BOOT_ACK, cmd, sizeof(cmd));  in raydium_i2c_write_object()
496 		dev_err(&client->dev, "Ack obj command failed: %d\n", error);  in raydium_i2c_write_object()
500 	error = raydium_i2c_bl_chk_state(client, state);  in raydium_i2c_write_object()
502 		dev_err(&client->dev, "BL check state failed: %d\n", error);  in raydium_i2c_write_object()
508 static int raydium_i2c_boot_trigger(struct i2c_client *client)  in raydium_i2c_boot_trigger()  argument
523 		error = raydium_i2c_write_object(client, cmd[i], sizeof(cmd[i]),  in raydium_i2c_boot_trigger()
526 			dev_err(&client->dev,  in raydium_i2c_boot_trigger()
536 static int raydium_i2c_fw_trigger(struct i2c_client *client)  in raydium_i2c_fw_trigger()  argument
549 		error = raydium_i2c_write_object(client, cmd[i], sizeof(cmd[i]),  in raydium_i2c_fw_trigger()
552 			dev_err(&client->dev,  in raydium_i2c_fw_trigger()
562 static int raydium_i2c_check_path(struct i2c_client *client)  in raydium_i2c_check_path()  argument
567 	error = raydium_i2c_write_object(client, cmd, sizeof(cmd),  in raydium_i2c_check_path()
570 		dev_err(&client->dev, "check path command failed: %d\n", error);  in raydium_i2c_check_path()
577 static int raydium_i2c_enter_bl(struct i2c_client *client)  in raydium_i2c_enter_bl()  argument
582 	error = raydium_i2c_write_object(client, cal_cmd, sizeof(cal_cmd),  in raydium_i2c_enter_bl()
585 		dev_err(&client->dev, "enter bl command failed: %d\n", error);  in raydium_i2c_enter_bl()
593 static int raydium_i2c_leave_bl(struct i2c_client *client)  in raydium_i2c_leave_bl()  argument
598 	error = raydium_i2c_write_object(client, leave_cmd, sizeof(leave_cmd),  in raydium_i2c_leave_bl()
601 		dev_err(&client->dev, "leave bl command failed: %d\n", error);  in raydium_i2c_leave_bl()
609 static int raydium_i2c_write_checksum(struct i2c_client *client,  in raydium_i2c_write_checksum()  argument
618 	error = raydium_i2c_write_object(client,  in raydium_i2c_write_checksum()
622 		dev_err(&client->dev, "failed to write checksum: %d\n",  in raydium_i2c_write_checksum()
630 static int raydium_i2c_disable_watch_dog(struct i2c_client *client)  in raydium_i2c_disable_watch_dog()  argument
635 	error = raydium_i2c_write_object(client, cmd, sizeof(cmd),  in raydium_i2c_disable_watch_dog()
638 		dev_err(&client->dev, "disable watchdog command failed: %d\n",  in raydium_i2c_disable_watch_dog()
646 static int raydium_i2c_fw_write_page(struct i2c_client *client,  in raydium_i2c_fw_write_page()  argument
667 		error = raydium_i2c_write_object(client, buf, RM_BL_WRT_LEN,  in raydium_i2c_fw_write_page()
670 			dev_err(&client->dev,  in raydium_i2c_fw_write_page()
697 	struct i2c_client *client = ts->client;  in raydium_i2c_do_update_firmware()  local
707 		dev_err(&client->dev, "Invalid firmware length\n");  in raydium_i2c_do_update_firmware()
713 		dev_err(&client->dev, "Unable to access IC %d\n", error);  in raydium_i2c_do_update_firmware()
719 			error = raydium_i2c_enter_bl(client);  in raydium_i2c_do_update_firmware()
723 					dev_err(&client->dev,  in raydium_i2c_do_update_firmware()
735 			dev_err(&client->dev,  in raydium_i2c_do_update_firmware()
742 	error = raydium_i2c_disable_watch_dog(client);  in raydium_i2c_do_update_firmware()
746 	error = raydium_i2c_check_path(client);  in raydium_i2c_do_update_firmware()
750 	error = raydium_i2c_boot_trigger(client);  in raydium_i2c_do_update_firmware()
752 		dev_err(&client->dev, "send boot trigger fail: %d\n", error);  in raydium_i2c_do_update_firmware()
765 		error = raydium_i2c_fw_write_page(client, page_nr++, data, len);  in raydium_i2c_do_update_firmware()
775 	error = raydium_i2c_leave_bl(client);  in raydium_i2c_do_update_firmware()
777 		dev_err(&client->dev,  in raydium_i2c_do_update_firmware()
782 	dev_dbg(&client->dev, "left boot loader mode\n");  in raydium_i2c_do_update_firmware()
787 		dev_err(&client->dev,  in raydium_i2c_do_update_firmware()
794 		dev_err(&client->dev,  in raydium_i2c_do_update_firmware()
800 	error = raydium_i2c_fw_trigger(client);  in raydium_i2c_do_update_firmware()
802 		dev_err(&client->dev, "failed to trigger fw: %d\n", error);  in raydium_i2c_do_update_firmware()
808 	error = raydium_i2c_write_checksum(client, fw->size, fw_checksum);  in raydium_i2c_do_update_firmware()
817 	struct i2c_client *client = ts->client;  in raydium_i2c_fw_update()  local
827 	dev_dbg(&client->dev, "firmware name: %s\n", fw_file);  in raydium_i2c_fw_update()
829 	error = request_firmware(&fw, fw_file, &client->dev);  in raydium_i2c_fw_update()
831 		dev_err(&client->dev, "Unable to open firmware %s\n", fw_file);  in raydium_i2c_fw_update()
835 	disable_irq(client->irq);  in raydium_i2c_fw_update()
839 		dev_err(&client->dev, "firmware update failed: %d\n", error);  in raydium_i2c_fw_update()
846 		dev_err(&client->dev,  in raydium_i2c_fw_update()
856 	enable_irq(client->irq);  in raydium_i2c_fw_update()
910 	error = raydium_i2c_read(ts->client, ts->data_bank_addr,  in raydium_i2c_irq()
918 		dev_warn(&ts->client->dev,  in raydium_i2c_irq()
933 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_fw_ver_show()  local
934 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_fw_ver_show()
942 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_hw_ver_show()  local
943 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_hw_ver_show()
952 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_boot_mode_show()  local
953 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_boot_mode_show()
964 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_update_fw_store()  local
965 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_update_fw_store()
983 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_calibrate_store()  local
984 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_calibrate_store()
992 	error = raydium_i2c_write_object(client, cal_cmd, sizeof(cal_cmd),  in raydium_i2c_calibrate_store()
995 		dev_err(&client->dev, "calibrate command failed: %d\n", error);  in raydium_i2c_calibrate_store()
1028 		dev_err(&ts->client->dev,  in raydium_i2c_power_on()
1036 		dev_err(&ts->client->dev,  in raydium_i2c_power_on()
1065 static int raydium_i2c_probe(struct i2c_client *client)  in raydium_i2c_probe()  argument
1071 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {  in raydium_i2c_probe()
1072 		dev_err(&client->dev,  in raydium_i2c_probe()
1077 	ts = devm_kzalloc(&client->dev, sizeof(*ts), GFP_KERNEL);  in raydium_i2c_probe()
1083 	ts->client = client;  in raydium_i2c_probe()
1084 	i2c_set_clientdata(client, ts);  in raydium_i2c_probe()
1086 	ts->avdd = devm_regulator_get(&client->dev, "avdd");  in raydium_i2c_probe()
1088 		return dev_err_probe(&client->dev, PTR_ERR(ts->avdd),  in raydium_i2c_probe()
1091 	ts->vccio = devm_regulator_get(&client->dev, "vccio");  in raydium_i2c_probe()
1093 		return dev_err_probe(&client->dev, PTR_ERR(ts->vccio),  in raydium_i2c_probe()
1096 	ts->reset_gpio = devm_gpiod_get_optional(&client->dev, "reset",  in raydium_i2c_probe()
1099 		return dev_err_probe(&client->dev, PTR_ERR(ts->reset_gpio),  in raydium_i2c_probe()
1106 	error = devm_add_action_or_reset(&client->dev,  in raydium_i2c_probe()
1109 		dev_err(&client->dev,  in raydium_i2c_probe()
1115 	if (i2c_smbus_xfer(client->adapter, client->addr, 0,  in raydium_i2c_probe()
1117 		dev_err(&client->dev, "nothing at this address\n");  in raydium_i2c_probe()
1123 		dev_err(&client->dev, "failed to initialize: %d\n", error);  in raydium_i2c_probe()
1127 	ts->report_data = devm_kmalloc(&client->dev,  in raydium_i2c_probe()
1132 	ts->input = devm_input_allocate_device(&client->dev);  in raydium_i2c_probe()
1134 		dev_err(&client->dev, "Failed to allocate input device\n");  in raydium_i2c_probe()
1154 		dev_err(&client->dev,  in raydium_i2c_probe()
1161 		dev_err(&client->dev,  in raydium_i2c_probe()
1166 	error = devm_request_threaded_irq(&client->dev, client->irq,  in raydium_i2c_probe()
1168 					  IRQF_ONESHOT, client->name, ts);  in raydium_i2c_probe()
1170 		dev_err(&client->dev, "Failed to register interrupt\n");  in raydium_i2c_probe()
1177 static void raydium_enter_sleep(struct i2c_client *client)  in raydium_enter_sleep()  argument
1182 	error = raydium_i2c_send(client, RM_CMD_ENTER_SLEEP,  in raydium_enter_sleep()
1185 		dev_err(&client->dev,  in raydium_enter_sleep()
1191 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_suspend()  local
1192 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_suspend()
1198 	disable_irq(client->irq);  in raydium_i2c_suspend()
1201 		raydium_enter_sleep(client);  in raydium_i2c_suspend()
1211 	struct i2c_client *client = to_i2c_client(dev);  in raydium_i2c_resume()  local
1212 	struct raydium_data *ts = i2c_get_clientdata(client);  in raydium_i2c_resume()
1215 		raydium_i2c_sw_reset(client);  in raydium_i2c_resume()
1221 	enable_irq(client->irq);  in raydium_i2c_resume()