diff --git a/drivers/net/ixgbe/ixgbe_sriov.c b/drivers/net/ixgbe/ixgbe_sriov.c index ac99b0458fe2f2f6b1e29351465838e696ad9f64..d99d01e21326dff47e67c60c8f3ead92c7ed1e82 100644 --- a/drivers/net/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ixgbe/ixgbe_sriov.c @@ -605,6 +605,22 @@ static void ixgbe_set_vf_rate_limit(struct ixgbe_hw *hw, int vf, int tx_rate, } IXGBE_WRITE_REG(hw, IXGBE_RTTDQSEL, 2*vf); /* vf Y uses queue 2*Y */ + /* + * Set global transmit compensation time to the MMW_SIZE in RTTBCNRM + * register. Typically MMW_SIZE=0x014 if 9728-byte jumbo is supported + * and 0x004 otherwise. + */ + switch (hw->mac.type) { + case ixgbe_mac_82599EB: + IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRM, 0x4); + break; + case ixgbe_mac_X540: + IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRM, 0x14); + break; + default: + break; + } + IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRC, bcnrc_val); } diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h index 1eefc0c6840980aab3f321c50bfe161812594ba1..e0d970ebab7a26d7b5be056d0ec4eba125ae4bb7 100644 --- a/drivers/net/ixgbe/ixgbe_type.h +++ b/drivers/net/ixgbe/ixgbe_type.h @@ -534,7 +534,7 @@ #define IXGBE_RTTBCNRC_RF_INT_SHIFT 14 #define IXGBE_RTTBCNRC_RF_INT_MASK \ (IXGBE_RTTBCNRC_RF_DEC_MASK << IXGBE_RTTBCNRC_RF_INT_SHIFT) - +#define IXGBE_RTTBCNRM 0x04980 /* FCoE DMA Context Registers */ #define IXGBE_FCPTRL 0x02410 /* FC User Desc. PTR Low */