[PATCH v2 03/10] net/txgbe: fix default signal quality value for KX/KX4

[Jiawen Wu]

On old firmware versions, the default value of signal quality(TX_EQ) is
configured by the driver. Fix it for KX/KX4 mode.

Fixes: 01c3cf5c85a7 ("net/txgbe: add autoneg control read and write")
Cc: sta...@dpdk.org

Signed-off-by: Jiawen Wu <jiawe...@trustnetic.com>
---
 drivers/net/txgbe/base/txgbe_phy.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/net/txgbe/base/txgbe_phy.c 
b/drivers/net/txgbe/base/txgbe_phy.c
index 9f46d5bdb0..87935abdaa 100644
--- a/drivers/net/txgbe/base/txgbe_phy.c
+++ b/drivers/net/txgbe/base/txgbe_phy.c
@@ -1693,9 +1693,10 @@ txgbe_set_link_to_kx4(struct txgbe_hw *hw, bool autoneg)
                wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
        } else if (hw->fw_version <= TXGBE_FW_N_TXEQ) {
                value = (0x1804 & ~0x3F3F);
+               value |= 40 << 8;
                wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
 
-               value = (0x50 & ~0x7F) | 40 | (1 << 6);
+               value = (0x50 & ~0x7F) | (1 << 6);
                wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
        }
 out:
@@ -1907,10 +1908,10 @@ txgbe_set_link_to_kx(struct txgbe_hw *hw,
                value |= hw->phy.ffe_post | (1 << 6);
                wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
        } else if (hw->fw_version <= TXGBE_FW_N_TXEQ) {
-               value = (0x1804 & ~0x3F3F) | (24 << 8) | 4;
+               value = (0x1804 & ~0x3F3F) | (40 << 8);
                wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
 
-               value = (0x50 & ~0x7F) | 16 | (1 << 6);
+               value = (0x50 & ~0x7F) | (1 << 6);
                wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
        }
 out:
-- 
2.27.0