555 	struct canfd_frame *cf = (struct canfd_frame *)skb->data;  in xcan_write_frame()  local
560 	if (cf->can_id & CAN_EFF_FLAG) {  in xcan_write_frame()
562 		id = ((cf->can_id & CAN_EFF_MASK) << XCAN_IDR_ID2_SHIFT) &  in xcan_write_frame()
564 		id |= (((cf->can_id & CAN_EFF_MASK) >>  in xcan_write_frame()
573 		if (cf->can_id & CAN_RTR_FLAG)  in xcan_write_frame()
578 		id = ((cf->can_id & CAN_SFF_MASK) << XCAN_IDR_ID1_SHIFT) &  in xcan_write_frame()
581 		if (cf->can_id & CAN_RTR_FLAG)  in xcan_write_frame()
586 	dlc = can_len2dlc(cf->len) << XCAN_DLCR_DLC_SHIFT;  in xcan_write_frame()
588 		if (cf->flags & CANFD_BRS)  in xcan_write_frame()
608 		for (i = 0; i < cf->len; i += 4) {  in xcan_write_frame()
612 					be32_to_cpup((__be32 *)(cf->data + i)));  in xcan_write_frame()
616 		if (cf->len > 0)  in xcan_write_frame()
617 			data[0] = be32_to_cpup((__be32 *)(cf->data + 0));  in xcan_write_frame()
618 		if (cf->len > 4)  in xcan_write_frame()
619 			data[1] = be32_to_cpup((__be32 *)(cf->data + 4));  in xcan_write_frame()
621 		if (!(cf->can_id & CAN_RTR_FLAG)) {  in xcan_write_frame()
746 	struct can_frame *cf;  in xcan_rx()  local
750 	skb = alloc_can_skb(ndev, &cf);  in xcan_rx()
762 	cf->can_dlc = get_can_dlc(dlc);  in xcan_rx()
767 		cf->can_id = (id_xcan & XCAN_IDR_ID1_MASK) >> 3;  in xcan_rx()
768 		cf->can_id |= (id_xcan & XCAN_IDR_ID2_MASK) >>  in xcan_rx()
770 		cf->can_id |= CAN_EFF_FLAG;  in xcan_rx()
772 			cf->can_id |= CAN_RTR_FLAG;  in xcan_rx()
775 		cf->can_id = (id_xcan & XCAN_IDR_ID1_MASK) >>  in xcan_rx()
778 			cf->can_id |= CAN_RTR_FLAG;  in xcan_rx()
785 	if (!(cf->can_id & CAN_RTR_FLAG)) {  in xcan_rx()
787 		if (cf->can_dlc > 0)  in xcan_rx()
788 			*(__be32 *)(cf->data) = cpu_to_be32(data[0]);  in xcan_rx()
789 		if (cf->can_dlc > 4)  in xcan_rx()
790 			*(__be32 *)(cf->data + 4) = cpu_to_be32(data[1]);  in xcan_rx()
793 	stats->rx_bytes += cf->can_dlc;  in xcan_rx()
815 	struct canfd_frame *cf;  in xcanfd_rx()  local
822 		skb = alloc_canfd_skb(ndev, &cf);  in xcanfd_rx()
824 		skb = alloc_can_skb(ndev, (struct can_frame **)&cf);  in xcanfd_rx()
835 		cf->len = can_dlc2len((dlc & XCAN_DLCR_DLC_MASK) >>  in xcanfd_rx()
838 		cf->len = get_can_dlc((dlc & XCAN_DLCR_DLC_MASK) >>  in xcanfd_rx()
844 		cf->can_id = (id_xcan & XCAN_IDR_ID1_MASK) >> 3;  in xcanfd_rx()
845 		cf->can_id |= (id_xcan & XCAN_IDR_ID2_MASK) >>  in xcanfd_rx()
847 		cf->can_id |= CAN_EFF_FLAG;  in xcanfd_rx()
849 			cf->can_id |= CAN_RTR_FLAG;  in xcanfd_rx()
852 		cf->can_id = (id_xcan & XCAN_IDR_ID1_MASK) >>  in xcanfd_rx()
856 			cf->can_id |= CAN_RTR_FLAG;  in xcanfd_rx()
861 		for (i = 0; i < cf->len; i += 4) {  in xcanfd_rx()
865 			*(__be32 *)(cf->data + i) = cpu_to_be32(data[0]);  in xcanfd_rx()
869 		for (i = 0; i < cf->len; i += 4) {  in xcanfd_rx()
872 			*(__be32 *)(cf->data + i) = cpu_to_be32(data[0]);  in xcanfd_rx()
875 	stats->rx_bytes += cf->len;  in xcanfd_rx()
917 				 struct can_frame *cf)  in xcan_set_error_state()  argument
930 	can_change_state(ndev, cf, tx_state, rx_state);  in xcan_set_error_state()
932 	if (cf) {  in xcan_set_error_state()
933 		cf->data[6] = txerr;  in xcan_set_error_state()
934 		cf->data[7] = rxerr;  in xcan_set_error_state()
963 		struct can_frame *cf;  in xcan_update_error_state_after_rxtx()  local
965 		skb = alloc_can_err_skb(ndev, &cf);  in xcan_update_error_state_after_rxtx()
967 		xcan_set_error_state(ndev, new_state, skb ? cf : NULL);  in xcan_update_error_state_after_rxtx()
973 			stats->rx_bytes += cf->can_dlc;  in xcan_update_error_state_after_rxtx()
992 	struct can_frame cf = { };  in xcan_err_interrupt()  local
1004 		cf.can_id |= CAN_ERR_BUSOFF;  in xcan_err_interrupt()
1009 			xcan_set_error_state(ndev, new_state, &cf);  in xcan_err_interrupt()
1015 		cf.can_id |= CAN_ERR_LOSTARB;  in xcan_err_interrupt()
1016 		cf.data[0] = CAN_ERR_LOSTARB_UNSPEC;  in xcan_err_interrupt()
1023 		cf.can_id |= CAN_ERR_CRTL;  in xcan_err_interrupt()
1024 		cf.data[1] |= CAN_ERR_CRTL_RX_OVERFLOW;  in xcan_err_interrupt()
1032 		cf.can_id |= CAN_ERR_CRTL;  in xcan_err_interrupt()
1033 		cf.data[1] |= CAN_ERR_CRTL_UNSPEC;  in xcan_err_interrupt()
1042 			cf.can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;  in xcan_err_interrupt()
1049 				cf.can_id |= CAN_ERR_ACK;  in xcan_err_interrupt()
1050 				cf.data[3] = CAN_ERR_PROT_LOC_ACK;  in xcan_err_interrupt()
1058 				cf.can_id |= CAN_ERR_PROT;  in xcan_err_interrupt()
1059 				cf.data[2] = CAN_ERR_PROT_BIT;  in xcan_err_interrupt()
1067 				cf.can_id |= CAN_ERR_PROT;  in xcan_err_interrupt()
1068 				cf.data[2] = CAN_ERR_PROT_STUFF;  in xcan_err_interrupt()
1076 				cf.can_id |= CAN_ERR_PROT;  in xcan_err_interrupt()
1077 				cf.data[2] = CAN_ERR_PROT_FORM;  in xcan_err_interrupt()
1085 				cf.can_id |= CAN_ERR_PROT;  in xcan_err_interrupt()
1086 				cf.data[3] = CAN_ERR_PROT_LOC_CRC_SEQ;  in xcan_err_interrupt()
1092 	if (cf.can_id) {  in xcan_err_interrupt()
1097 			skb_cf->can_id |= cf.can_id;  in xcan_err_interrupt()
1098 			memcpy(skb_cf->data, cf.data, CAN_ERR_DLC);  in xcan_err_interrupt()