457 	struct can_frame *cf = (struct can_frame *)skb->data;  in at91_start_xmit()  local
473 	reg_mid = at91_can_id_to_reg_mid(cf->can_id);  in at91_start_xmit()
474 	reg_mcr = ((cf->can_id & CAN_RTR_FLAG) ? AT91_MCR_MRTR : 0) |  in at91_start_xmit()
475 		(cf->can_dlc << 16) | AT91_MCR_MTCR;  in at91_start_xmit()
482 	at91_write(priv, AT91_MDL(mb), *(u32 *)(cf->data + 0));  in at91_start_xmit()
483 	at91_write(priv, AT91_MDH(mb), *(u32 *)(cf->data + 4));  in at91_start_xmit()
488 	stats->tx_bytes += cf->can_dlc;  in at91_start_xmit()
547 	struct can_frame *cf;  in at91_rx_overflow_err()  local
553 	skb = alloc_can_err_skb(dev, &cf);  in at91_rx_overflow_err()
557 	cf->can_id |= CAN_ERR_CRTL;  in at91_rx_overflow_err()
558 	cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW;  in at91_rx_overflow_err()
561 	stats->rx_bytes += cf->can_dlc;  in at91_rx_overflow_err()
575 		struct can_frame *cf)  in at91_read_mb()  argument
582 		cf->can_id = ((reg_mid >> 0) & CAN_EFF_MASK) | CAN_EFF_FLAG;  in at91_read_mb()
584 		cf->can_id = (reg_mid >> 18) & CAN_SFF_MASK;  in at91_read_mb()
587 	cf->can_dlc = get_can_dlc((reg_msr >> 16) & 0xf);  in at91_read_mb()
590 		cf->can_id |= CAN_RTR_FLAG;  in at91_read_mb()
592 		*(u32 *)(cf->data + 0) = at91_read(priv, AT91_MDL(mb));  in at91_read_mb()
593 		*(u32 *)(cf->data + 4) = at91_read(priv, AT91_MDH(mb));  in at91_read_mb()
614 	struct can_frame *cf;  in at91_read_msg()  local
617 	skb = alloc_can_skb(dev, &cf);  in at91_read_msg()
623 	at91_read_mb(dev, mb, cf);  in at91_read_msg()
626 	stats->rx_bytes += cf->can_dlc;  in at91_read_msg()
724 		struct can_frame *cf, u32 reg_sr)  in at91_poll_err_frame()  argument
733 		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;  in at91_poll_err_frame()
741 		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;  in at91_poll_err_frame()
742 		cf->data[2] |= CAN_ERR_PROT_STUFF;  in at91_poll_err_frame()
749 		cf->can_id |= CAN_ERR_ACK;  in at91_poll_err_frame()
757 		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;  in at91_poll_err_frame()
758 		cf->data[2] |= CAN_ERR_PROT_FORM;  in at91_poll_err_frame()
766 		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;  in at91_poll_err_frame()
767 		cf->data[2] |= CAN_ERR_PROT_BIT;  in at91_poll_err_frame()
774 	struct can_frame *cf;  in at91_poll_err()  local
779 	skb = alloc_can_err_skb(dev, &cf);  in at91_poll_err()
783 	at91_poll_err_frame(dev, cf, reg_sr);  in at91_poll_err()
786 	dev->stats.rx_bytes += cf->can_dlc;  in at91_poll_err()
879 		struct can_frame *cf, enum can_state new_state)  in at91_irq_err_state()  argument
899 			cf->can_id |= CAN_ERR_CRTL;  in at91_irq_err_state()
900 			cf->data[1] = (bec.txerr > bec.rxerr) ?  in at91_irq_err_state()
915 			cf->can_id |= CAN_ERR_CRTL;  in at91_irq_err_state()
916 			cf->data[1] = (bec.txerr > bec.rxerr) ?  in at91_irq_err_state()
927 			cf->can_id |= CAN_ERR_RESTARTED;  in at91_irq_err_state()
951 		cf->can_id |= CAN_ERR_PROT;  in at91_irq_err_state()
952 		cf->data[2] = CAN_ERR_PROT_ACTIVE;  in at91_irq_err_state()
966 		cf->can_id |= CAN_ERR_BUSOFF;  in at91_irq_err_state()
1013 	struct can_frame *cf;  in at91_irq_err()  local
1044 	skb = alloc_can_err_skb(dev, &cf);  in at91_irq_err()
1048 	at91_irq_err_state(dev, cf, new_state);  in at91_irq_err()
1051 	dev->stats.rx_bytes += cf->can_dlc;  in at91_irq_err()