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AM3358:AM335x DCAN FIFO RX usage:when rx many data, the data is lost and the MsgLst bit is abnormal

Part Number: AM3358
AM3358,linux 3.2 kernel   DCAN:
When the amount of data is large, DCAN will detect data loss and call the d_can_handle_lost_msg_obj(),The fifo rx for this drive is 32-64,Can we modify the size of the fifo?
This kernel is an earlier version.Is there any optimization for this problem in subsequent versions?