402 static void mcp251x_hw_tx(struct spi_device *spi, struct can_frame *frame,  in mcp251x_hw_tx()  argument
409 	exide = (frame->can_id & CAN_EFF_FLAG) ? 1 : 0; /* Extended ID Enable */  in mcp251x_hw_tx()
411 		sid = (frame->can_id & CAN_EFF_MASK) >> 18;  in mcp251x_hw_tx()
413 		sid = frame->can_id & CAN_SFF_MASK; /* Standard ID */  in mcp251x_hw_tx()
414 	eid = frame->can_id & CAN_EFF_MASK; /* Extended ID */  in mcp251x_hw_tx()
415 	rtr = (frame->can_id & CAN_RTR_FLAG) ? 1 : 0; /* Remote transmission */  in mcp251x_hw_tx()
424 	buf[TXBDLC_OFF] = (rtr << DLC_RTR_SHIFT) | frame->can_dlc;  in mcp251x_hw_tx()
425 	memcpy(buf + TXBDAT_OFF, frame->data, frame->can_dlc);  in mcp251x_hw_tx()
426 	mcp251x_hw_tx_frame(spi, buf, frame->can_dlc, tx_buf_idx);  in mcp251x_hw_tx()
458 	struct can_frame *frame;  in mcp251x_hw_rx()  local
461 	skb = alloc_can_skb(priv->net, &frame);  in mcp251x_hw_rx()
471 		frame->can_id = CAN_EFF_FLAG;  in mcp251x_hw_rx()
472 		frame->can_id |=  in mcp251x_hw_rx()
482 			frame->can_id |= CAN_RTR_FLAG;  in mcp251x_hw_rx()
485 		frame->can_id =  in mcp251x_hw_rx()
489 			frame->can_id |= CAN_RTR_FLAG;  in mcp251x_hw_rx()
492 	frame->can_dlc = get_can_dlc(buf[RXBDLC_OFF] & RXBDLC_LEN_MASK);  in mcp251x_hw_rx()
493 	memcpy(frame->data, buf + RXBDAT_OFF, frame->can_dlc);  in mcp251x_hw_rx()
496 	priv->net->stats.rx_bytes += frame->can_dlc;  in mcp251x_hw_rx()
716 	struct can_frame *frame;  in mcp251x_error_skb()  local
718 	skb = alloc_can_err_skb(net, &frame);  in mcp251x_error_skb()
720 		frame->can_id |= can_id;  in mcp251x_error_skb()
721 		frame->data[1] = data1;  in mcp251x_error_skb()
734 	struct can_frame *frame;  in mcp251x_tx_work_handler()  local
741 			frame = (struct can_frame *)priv->tx_skb->data;  in mcp251x_tx_work_handler()
743 			if (frame->can_dlc > CAN_FRAME_MAX_DATA_LEN)  in mcp251x_tx_work_handler()
744 				frame->can_dlc = CAN_FRAME_MAX_DATA_LEN;  in mcp251x_tx_work_handler()
745 			mcp251x_hw_tx(spi, frame, 0);  in mcp251x_tx_work_handler()
746 			priv->tx_len = 1 + frame->can_dlc;  in mcp251x_tx_work_handler()