203 	u32 can_id;  in mscan_start_xmit()  local
237 	rtr = frame->can_id & CAN_RTR_FLAG;  in mscan_start_xmit()
240 	if (frame->can_id & CAN_EFF_FLAG) {  in mscan_start_xmit()
241 		can_id = (frame->can_id & CAN_EFF_MASK)  in mscan_start_xmit()
244 			can_id |= 1 << MSCAN_EFF_RTR_SHIFT;  in mscan_start_xmit()
245 		out_be16(&regs->tx.idr3_2, can_id);  in mscan_start_xmit()
247 		can_id >>= 16;  in mscan_start_xmit()
249 		can_id = (can_id & 0x7) | ((can_id << 2) & 0xffe0)  in mscan_start_xmit()
252 		can_id = (frame->can_id & CAN_SFF_MASK)  in mscan_start_xmit()
255 			can_id |= 1 << MSCAN_SFF_RTR_SHIFT;  in mscan_start_xmit()
257 	out_be16(&regs->tx.idr1_0, can_id);  in mscan_start_xmit()
307 	u32 can_id;  in mscan_get_rx_frame()  local
310 	can_id = in_be16(&regs->rx.idr1_0);  in mscan_get_rx_frame()
311 	if (can_id & (1 << 3)) {  in mscan_get_rx_frame()
312 		frame->can_id = CAN_EFF_FLAG;  in mscan_get_rx_frame()
313 		can_id = ((can_id << 16) | in_be16(&regs->rx.idr3_2));  in mscan_get_rx_frame()
314 		can_id = ((can_id & 0xffe00000) |  in mscan_get_rx_frame()
315 			  ((can_id & 0x7ffff) << 2)) >> 2;  in mscan_get_rx_frame()
317 		can_id >>= 4;  in mscan_get_rx_frame()
318 		frame->can_id = 0;  in mscan_get_rx_frame()
321 	frame->can_id |= can_id >> 1;  in mscan_get_rx_frame()
322 	if (can_id & 1)  in mscan_get_rx_frame()
323 		frame->can_id |= CAN_RTR_FLAG;  in mscan_get_rx_frame()
327 	if (!(frame->can_id & CAN_RTR_FLAG)) {  in mscan_get_rx_frame()
352 	frame->can_id = CAN_ERR_FLAG;  in mscan_get_err_frame()
355 		frame->can_id |= CAN_ERR_CRTL;  in mscan_get_err_frame()