453 	struct can_frame *cf = (struct can_frame *)skb->data;  in at91_start_xmit()  local
469 	reg_mid = at91_can_id_to_reg_mid(cf->can_id);  in at91_start_xmit()
470 	reg_mcr = ((cf->can_id & CAN_RTR_FLAG) ? AT91_MCR_MRTR : 0) |  in at91_start_xmit()
471 		(cf->can_dlc << 16) | AT91_MCR_MTCR;  in at91_start_xmit()
478 	at91_write(priv, AT91_MDL(mb), *(u32 *)(cf->data + 0));  in at91_start_xmit()
479 	at91_write(priv, AT91_MDH(mb), *(u32 *)(cf->data + 4));  in at91_start_xmit()
484 	stats->tx_bytes += cf->can_dlc;  in at91_start_xmit()
543 	struct can_frame *cf;  in at91_rx_overflow_err()  local
549 	skb = alloc_can_err_skb(dev, &cf);  in at91_rx_overflow_err()
553 	cf->can_id |= CAN_ERR_CRTL;  in at91_rx_overflow_err()
554 	cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW;  in at91_rx_overflow_err()
557 	stats->rx_bytes += cf->can_dlc;  in at91_rx_overflow_err()
571 		struct can_frame *cf)  in at91_read_mb()  argument
578 		cf->can_id = ((reg_mid >> 0) & CAN_EFF_MASK) | CAN_EFF_FLAG;  in at91_read_mb()
580 		cf->can_id = (reg_mid >> 18) & CAN_SFF_MASK;  in at91_read_mb()
583 	cf->can_dlc = get_can_dlc((reg_msr >> 16) & 0xf);  in at91_read_mb()
586 		cf->can_id |= CAN_RTR_FLAG;  in at91_read_mb()
588 		*(u32 *)(cf->data + 0) = at91_read(priv, AT91_MDL(mb));  in at91_read_mb()
589 		*(u32 *)(cf->data + 4) = at91_read(priv, AT91_MDH(mb));  in at91_read_mb()
610 	struct can_frame *cf;  in at91_read_msg()  local
613 	skb = alloc_can_skb(dev, &cf);  in at91_read_msg()
619 	at91_read_mb(dev, mb, cf);  in at91_read_msg()
622 	stats->rx_bytes += cf->can_dlc;  in at91_read_msg()
721 		struct can_frame *cf, u32 reg_sr)  in at91_poll_err_frame()  argument
730 		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;  in at91_poll_err_frame()
738 		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;  in at91_poll_err_frame()
739 		cf->data[2] |= CAN_ERR_PROT_STUFF;  in at91_poll_err_frame()
746 		cf->can_id |= CAN_ERR_ACK;  in at91_poll_err_frame()
754 		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;  in at91_poll_err_frame()
755 		cf->data[2] |= CAN_ERR_PROT_FORM;  in at91_poll_err_frame()
763 		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;  in at91_poll_err_frame()
764 		cf->data[2] |= CAN_ERR_PROT_BIT;  in at91_poll_err_frame()
771 	struct can_frame *cf;  in at91_poll_err()  local
776 	skb = alloc_can_err_skb(dev, &cf);  in at91_poll_err()
780 	at91_poll_err_frame(dev, cf, reg_sr);  in at91_poll_err()
783 	dev->stats.rx_bytes += cf->can_dlc;  in at91_poll_err()
876 		struct can_frame *cf, enum can_state new_state)  in at91_irq_err_state()  argument
896 			cf->can_id |= CAN_ERR_CRTL;  in at91_irq_err_state()
897 			cf->data[1] = (bec.txerr > bec.rxerr) ?  in at91_irq_err_state()
913 			cf->can_id |= CAN_ERR_CRTL;  in at91_irq_err_state()
914 			cf->data[1] = (bec.txerr > bec.rxerr) ?  in at91_irq_err_state()
925 			cf->can_id |= CAN_ERR_RESTARTED;  in at91_irq_err_state()
949 		cf->can_id |= CAN_ERR_PROT;  in at91_irq_err_state()
950 		cf->data[2] = CAN_ERR_PROT_ACTIVE;  in at91_irq_err_state()
965 		cf->can_id |= CAN_ERR_BUSOFF;  in at91_irq_err_state()
1012 	struct can_frame *cf;  in at91_irq_err()  local
1043 	skb = alloc_can_err_skb(dev, &cf);  in at91_irq_err()
1047 	at91_irq_err_state(dev, cf, new_state);  in at91_irq_err()
1050 	dev->stats.rx_bytes += cf->can_dlc;  in at91_irq_err()