321 	unsigned int phase, data_blocks;  in calculate_data_blocks()  local
324 		data_blocks = s->syt_interval;  in calculate_data_blocks()
327 		data_blocks = s->data_block_state;  in calculate_data_blocks()
341 			data_blocks = 5 + ((phase & 1) ^  in calculate_data_blocks()
345 			data_blocks = 11 * (s->sfc >> 1) + (phase == 0);  in calculate_data_blocks()
351 	return data_blocks;  in calculate_data_blocks()
639 	unsigned int data_blocks, payload_length;  in handle_out_packet()  local
647 		data_blocks = calculate_data_blocks(s);  in handle_out_packet()
649 		data_blocks = 0;  in handle_out_packet()
661 		s->transfer_samples(s, pcm, buffer, data_blocks);  in handle_out_packet()
663 		amdtp_fill_pcm_silence(s, buffer, data_blocks);  in handle_out_packet()
665 		amdtp_fill_midi(s, buffer, data_blocks);  in handle_out_packet()
667 	s->data_block_counter = (s->data_block_counter + data_blocks) & 0xff;  in handle_out_packet()
669 	payload_length = 8 + data_blocks * 4 * s->data_block_quadlets;  in handle_out_packet()
677 		update_pcm_pointers(s, pcm, data_blocks);  in handle_out_packet()
685 	unsigned int data_blocks, data_block_quadlets, data_block_counter,  in handle_in_packet()  local
710 		data_blocks = 0;  in handle_in_packet()
724 		data_blocks = (payload_quadlets - 2) / data_block_quadlets;  in handle_in_packet()
729 	if (data_blocks == 0 && (s->flags & CIP_EMPTY_HAS_WRONG_DBC) &&  in handle_in_packet()
740 		if ((data_blocks > 0) && (s->tx_dbc_interval > 0))  in handle_in_packet()
743 			dbc_interval = data_blocks;  in handle_in_packet()
756 	if (data_blocks > 0) {  in handle_in_packet()
761 			s->transfer_samples(s, pcm, buffer, data_blocks);  in handle_in_packet()
764 			amdtp_pull_midi(s, buffer, data_blocks);  in handle_in_packet()
771 				(data_block_counter + data_blocks) & 0xff;  in handle_in_packet()
777 		update_pcm_pointers(s, pcm, data_blocks);  in handle_in_packet()