IS_START_OF_FRAME 383 drivers/nfc/st21nfca/i2c.c if (!phy->current_read_len && !IS_START_OF_FRAME(buf)) { IS_START_OF_FRAME 387 drivers/nfc/st21nfca/i2c.c } else if (phy->current_read_len && IS_START_OF_FRAME(buf)) {