PN544_FW_I2C_WRITE_DATA_MAX_LEN 569 drivers/nfc/pn544/i2c.c if (datalen > PN544_FW_I2C_WRITE_DATA_MAX_LEN) PN544_FW_I2C_WRITE_DATA_MAX_LEN 570 drivers/nfc/pn544/i2c.c datalen = PN544_FW_I2C_WRITE_DATA_MAX_LEN;