56 static int elan_smbus_initialize(struct i2c_client *client)  in elan_smbus_initialize()  argument
63 	len = i2c_smbus_read_block_data(client,  in elan_smbus_initialize()
66 		dev_err(&client->dev, "hello packet length fail: %d\n", len);  in elan_smbus_initialize()
73 		dev_err(&client->dev, "hello packet fail [%*ph]\n",  in elan_smbus_initialize()
79 	error = i2c_smbus_write_byte(client, ETP_SMBUS_ENABLE_TP);  in elan_smbus_initialize()
81 		dev_err(&client->dev, "failed to enable touchpad: %d\n", error);  in elan_smbus_initialize()
88 static int elan_smbus_set_mode(struct i2c_client *client, u8 mode)  in elan_smbus_set_mode()  argument
92 	return i2c_smbus_write_block_data(client, ETP_SMBUS_IAP_CMD,  in elan_smbus_set_mode()
96 static int elan_smbus_sleep_control(struct i2c_client *client, bool sleep)  in elan_smbus_sleep_control()  argument
99 		return i2c_smbus_write_byte(client, ETP_SMBUS_SLEEP_CMD);  in elan_smbus_sleep_control()
104 static int elan_smbus_power_control(struct i2c_client *client, bool enable)  in elan_smbus_power_control()  argument
109 static int elan_smbus_calibrate(struct i2c_client *client)  in elan_smbus_calibrate()  argument
113 	return i2c_smbus_write_block_data(client, ETP_SMBUS_IAP_CMD,  in elan_smbus_calibrate()
117 static int elan_smbus_calibrate_result(struct i2c_client *client, u8 *val)  in elan_smbus_calibrate_result()  argument
121 	error = i2c_smbus_read_block_data(client,  in elan_smbus_calibrate_result()
129 static int elan_smbus_get_baseline_data(struct i2c_client *client,  in elan_smbus_get_baseline_data()  argument
135 	error = i2c_smbus_read_block_data(client,  in elan_smbus_get_baseline_data()
148 static int elan_smbus_get_version(struct i2c_client *client,  in elan_smbus_get_version()  argument
154 	error = i2c_smbus_read_block_data(client,  in elan_smbus_get_version()
159 		dev_err(&client->dev, "failed to get %s version: %d\n",  in elan_smbus_get_version()
168 static int elan_smbus_get_sm_version(struct i2c_client *client,  in elan_smbus_get_sm_version()  argument
174 	error = i2c_smbus_read_block_data(client,  in elan_smbus_get_sm_version()
177 		dev_err(&client->dev, "failed to get SM version: %d\n", error);  in elan_smbus_get_sm_version()
186 static int elan_smbus_get_product_id(struct i2c_client *client, u16 *id)  in elan_smbus_get_product_id()  argument
191 	error = i2c_smbus_read_block_data(client,  in elan_smbus_get_product_id()
194 		dev_err(&client->dev, "failed to get product ID: %d\n", error);  in elan_smbus_get_product_id()
202 static int elan_smbus_get_checksum(struct i2c_client *client,  in elan_smbus_get_checksum()  argument
208 	error = i2c_smbus_read_block_data(client,  in elan_smbus_get_checksum()
213 		dev_err(&client->dev, "failed to get %s checksum: %d\n",  in elan_smbus_get_checksum()
222 static int elan_smbus_get_max(struct i2c_client *client,  in elan_smbus_get_max()  argument
228 	error = i2c_smbus_read_block_data(client, ETP_SMBUS_RANGE_CMD, val);  in elan_smbus_get_max()
230 		dev_err(&client->dev, "failed to get dimensions: %d\n", error);  in elan_smbus_get_max()
240 static int elan_smbus_get_resolution(struct i2c_client *client,  in elan_smbus_get_resolution()  argument
246 	error = i2c_smbus_read_block_data(client,  in elan_smbus_get_resolution()
249 		dev_err(&client->dev, "failed to get resolution: %d\n", error);  in elan_smbus_get_resolution()
259 static int elan_smbus_get_num_traces(struct i2c_client *client,  in elan_smbus_get_num_traces()  argument
266 	error = i2c_smbus_read_block_data(client,  in elan_smbus_get_num_traces()
269 		dev_err(&client->dev, "failed to get trace info: %d\n", error);  in elan_smbus_get_num_traces()
279 static int elan_smbus_get_pressure_adjustment(struct i2c_client *client,  in elan_smbus_get_pressure_adjustment()  argument
286 static int elan_smbus_iap_get_mode(struct i2c_client *client,  in elan_smbus_iap_get_mode()  argument
293 	error = i2c_smbus_read_block_data(client, ETP_SMBUS_IAP_CTRL_CMD, val);  in elan_smbus_iap_get_mode()
295 		dev_err(&client->dev, "failed to read iap ctrol register: %d\n",  in elan_smbus_iap_get_mode()
301 	dev_dbg(&client->dev, "iap control reg: 0x%04x.\n", constant);  in elan_smbus_iap_get_mode()
308 static int elan_smbus_iap_reset(struct i2c_client *client)  in elan_smbus_iap_reset()  argument
312 	error = i2c_smbus_write_byte(client, ETP_SMBUS_IAP_RESET_CMD);  in elan_smbus_iap_reset()
314 		dev_err(&client->dev, "cannot reset IC: %d\n", error);  in elan_smbus_iap_reset()
321 static int elan_smbus_set_flash_key(struct i2c_client *client)  in elan_smbus_set_flash_key()  argument
326 	error = i2c_smbus_write_block_data(client, ETP_SMBUS_IAP_CMD,  in elan_smbus_set_flash_key()
329 		dev_err(&client->dev, "cannot set flash key: %d\n", error);  in elan_smbus_set_flash_key()
336 static int elan_smbus_prepare_fw_update(struct i2c_client *client)  in elan_smbus_prepare_fw_update()  argument
338 	struct device *dev = &client->dev;  in elan_smbus_prepare_fw_update()
347 	error = elan_smbus_iap_get_mode(client, &mode);  in elan_smbus_prepare_fw_update()
354 		error = elan_smbus_set_flash_key(client);  in elan_smbus_prepare_fw_update()
359 		if (i2c_smbus_write_byte(client,  in elan_smbus_prepare_fw_update()
365 		error = i2c_smbus_write_block_data(client, ETP_SMBUS_IAP_CMD,  in elan_smbus_prepare_fw_update()
377 		len = i2c_smbus_read_block_data(client,  in elan_smbus_prepare_fw_update()
397 	error = elan_smbus_set_flash_key(client);  in elan_smbus_prepare_fw_update()
402 	error = elan_smbus_iap_reset(client);  in elan_smbus_prepare_fw_update()
410 static int elan_smbus_write_fw_block(struct i2c_client *client,  in elan_smbus_write_fw_block()  argument
413 	struct device *dev = &client->dev;  in elan_smbus_write_fw_block()
423 	error = i2c_smbus_write_block_data(client,  in elan_smbus_write_fw_block()
433 	error = i2c_smbus_write_block_data(client,  in elan_smbus_write_fw_block()
447 	error = i2c_smbus_read_block_data(client,  in elan_smbus_write_fw_block()
465 static int elan_smbus_get_report(struct i2c_client *client, u8 *report)  in elan_smbus_get_report()  argument
469 	len = i2c_smbus_read_block_data(client,  in elan_smbus_get_report()
473 		dev_err(&client->dev, "failed to read report data: %d\n", len);  in elan_smbus_get_report()
478 		dev_err(&client->dev,  in elan_smbus_get_report()
487 static int elan_smbus_finish_fw_update(struct i2c_client *client,  in elan_smbus_finish_fw_update()  argument