+ /* SPT and CNP Si errata workaround to avoid data corruption */
+ if (hw->mac.type == e1000_pch_spt) {
+ uint32_t reg_val;
+ reg_val = E1000_READ_REG(hw, E1000_IOSFPC);
+ reg_val |= E1000_RCTL_RDMTS_HEX;
+ E1000_WRITE_REG(hw, E1000_IOSFPC, reg_val);
+
+ /* Dropping the number of outstanding requests from
+ * 3 to 2 in order to avoid a buffer overrun.
+ */
+ reg_val = E1000_READ_REG(hw, E1000_TARC(0));
+ reg_val &= ~E1000_TARC0_CB_MULTIQ_3_REQ;
+ reg_val |= E1000_TARC0_CB_MULTIQ_2_REQ;
+ E1000_WRITE_REG(hw, E1000_TARC(0), reg_val);
+ }
+