elan_i2c_read_cmd
error = elan_i2c_read_cmd(client, ETP_I2C_POWER_CMD, val);
error = elan_i2c_read_cmd(client,
error = elan_i2c_read_cmd(client, ETP_I2C_PATTERN_CMD, val);
error = elan_i2c_read_cmd(client, cmd, val);
error = elan_i2c_read_cmd(client, ETP_I2C_IC_TYPE_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_NSM_VERSION_CMD,
error = elan_i2c_read_cmd(client, ETP_I2C_OSM_VERSION_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_IC_TYPE_P0_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_NSM_VERSION_CMD,
error = elan_i2c_read_cmd(client, ETP_I2C_UNIQUEID_CMD, val);
error = elan_i2c_read_cmd(client,
error = elan_i2c_read_cmd(client, ETP_I2C_MAX_X_AXIS_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_MAX_Y_AXIS_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_RESOLUTION_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_XY_TRACENUM_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_PRESSURE_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_IAP_CTRL_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_IAP_TYPE_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_IAP_CMD, val);
error = elan_i2c_read_cmd(client, ETP_I2C_IAP_CTRL_CMD, val);