424 	void (*tx_frame_init)(void *frame, u8 cmd_code);
425 	void (*tx_frame_finish)(void *frame);
426 	void (*tx_update_payload_len)(void *frame, int len);
430 	bool (*rx_is_frame_valid)(void *frame, struct pn533 *dev);
431 	int (*rx_frame_size)(void *frame);
436 	u8 (*get_cmd_code)(void *frame);
470 	struct pn533_acr122_tx_frame *frame = _frame;  in pn533_acr122_tx_frame_init()  local
472 	frame->ccid.type = PN533_ACR122_PC_TO_RDR_ESCAPE;  in pn533_acr122_tx_frame_init()
473 	frame->ccid.datalen = sizeof(frame->apdu) + 1; /* sizeof(apdu_hdr) +  in pn533_acr122_tx_frame_init()
475 	frame->ccid.slot = 0;  in pn533_acr122_tx_frame_init()
476 	frame->ccid.seq = 0;  in pn533_acr122_tx_frame_init()
477 	frame->ccid.params[0] = 0;  in pn533_acr122_tx_frame_init()
478 	frame->ccid.params[1] = 0;  in pn533_acr122_tx_frame_init()
479 	frame->ccid.params[2] = 0;  in pn533_acr122_tx_frame_init()
481 	frame->data[0] = PN533_STD_FRAME_DIR_OUT;  in pn533_acr122_tx_frame_init()
482 	frame->data[1] = cmd_code;  in pn533_acr122_tx_frame_init()
483 	frame->datalen = 2;  /* data[0] + data[1] */  in pn533_acr122_tx_frame_init()
485 	frame->apdu.class = 0xFF;  in pn533_acr122_tx_frame_init()
486 	frame->apdu.ins = 0;  in pn533_acr122_tx_frame_init()
487 	frame->apdu.p1 = 0;  in pn533_acr122_tx_frame_init()
488 	frame->apdu.p2 = 0;  in pn533_acr122_tx_frame_init()
493 	struct pn533_acr122_tx_frame *frame = _frame;  in pn533_acr122_tx_frame_finish()  local
495 	frame->ccid.datalen += frame->datalen;  in pn533_acr122_tx_frame_finish()
500 	struct pn533_acr122_tx_frame *frame = _frame;  in pn533_acr122_tx_update_payload_len()  local
502 	frame->datalen += len;  in pn533_acr122_tx_update_payload_len()
507 	struct pn533_acr122_rx_frame *frame = _frame;  in pn533_acr122_is_rx_frame_valid()  local
509 	if (frame->ccid.type != 0x83)  in pn533_acr122_is_rx_frame_valid()
512 	if (!frame->ccid.datalen)  in pn533_acr122_is_rx_frame_valid()
515 	if (frame->data[frame->ccid.datalen - 2] == 0x63)  in pn533_acr122_is_rx_frame_valid()
521 static int pn533_acr122_rx_frame_size(void *frame)  in pn533_acr122_rx_frame_size()  argument
523 	struct pn533_acr122_rx_frame *f = frame;  in pn533_acr122_rx_frame_size()
529 static u8 pn533_acr122_get_cmd_code(void *frame)  in pn533_acr122_get_cmd_code()  argument
531 	struct pn533_acr122_rx_frame *f = frame;  in pn533_acr122_get_cmd_code()
578 	struct pn533_std_frame *frame = _frame;  in pn533_std_tx_frame_init()  local
580 	frame->preamble = 0;  in pn533_std_tx_frame_init()
581 	frame->start_frame = cpu_to_be16(PN533_STD_FRAME_SOF);  in pn533_std_tx_frame_init()
582 	PN533_STD_FRAME_IDENTIFIER(frame) = PN533_STD_FRAME_DIR_OUT;  in pn533_std_tx_frame_init()
583 	PN533_FRAME_CMD(frame) = cmd_code;  in pn533_std_tx_frame_init()
584 	frame->datalen = 2;  in pn533_std_tx_frame_init()
589 	struct pn533_std_frame *frame = _frame;  in pn533_std_tx_frame_finish()  local
591 	frame->datalen_checksum = pn533_std_checksum(frame->datalen);  in pn533_std_tx_frame_finish()
593 	PN533_STD_FRAME_CHECKSUM(frame) =  in pn533_std_tx_frame_finish()
594 		pn533_std_data_checksum(frame->data, frame->datalen);  in pn533_std_tx_frame_finish()
596 	PN533_STD_FRAME_POSTAMBLE(frame) = 0;  in pn533_std_tx_frame_finish()
601 	struct pn533_std_frame *frame = _frame;  in pn533_std_tx_update_payload_len()  local
603 	frame->datalen += len;  in pn533_std_tx_update_payload_len()
645 static bool pn533_std_rx_frame_is_ack(struct pn533_std_frame *frame)  in pn533_std_rx_frame_is_ack()  argument
647 	if (frame->start_frame != cpu_to_be16(PN533_STD_FRAME_SOF))  in pn533_std_rx_frame_is_ack()
650 	if (frame->datalen != 0 || frame->datalen_checksum != 0xFF)  in pn533_std_rx_frame_is_ack()
656 static inline int pn533_std_rx_frame_size(void *frame)  in pn533_std_rx_frame_size()  argument
658 	struct pn533_std_frame *f = frame;  in pn533_std_rx_frame_size()
662 		struct pn533_ext_frame *eif = frame;  in pn533_std_rx_frame_size()
672 static u8 pn533_std_get_cmd_code(void *frame)  in pn533_std_get_cmd_code()  argument
674 	struct pn533_std_frame *f = frame;  in pn533_std_get_cmd_code()
675 	struct pn533_ext_frame *eif = frame;  in pn533_std_get_cmd_code()
699 static bool pn533_rx_frame_is_cmd_response(struct pn533 *dev, void *frame)  in pn533_rx_frame_is_cmd_response()  argument
701 	return (dev->ops->get_cmd_code(frame) ==  in pn533_rx_frame_is_cmd_response()