Commit 25182fc2 authored by Yaniv Rosner's avatar Yaniv Rosner Committed by David S. Miller

bnx2x: Fix BCM578x0-SFI pre-emphasis settings

Fix 578x0-SFI pre-emphasis settings per HW recommendations to achieve better
link strength.
Signed-off-by: default avatarYaniv Rosner <yanivr@broadcom.com>
Signed-off-by: default avatarEilon Greenstein <eilong@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6a51c0d1
...@@ -3994,13 +3994,13 @@ static void bnx2x_warpcore_set_10G_XFI(struct bnx2x_phy *phy, ...@@ -3994,13 +3994,13 @@ static void bnx2x_warpcore_set_10G_XFI(struct bnx2x_phy *phy,
} else { } else {
misc1_val |= 0x9; misc1_val |= 0x9;
tap_val = ((0x12 << MDIO_WC_REG_TX_FIR_TAP_POST_TAP_OFFSET) | tap_val = ((0x0f << MDIO_WC_REG_TX_FIR_TAP_POST_TAP_OFFSET) |
(0x2d << MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_OFFSET) | (0x2b << MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_OFFSET) |
(0x00 << MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_OFFSET)); (0x02 << MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_OFFSET));
tx_driver_val = tx_driver_val =
((0x02 << MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_OFFSET) | ((0x03 << MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_OFFSET) |
(0x02 << MDIO_WC_REG_TX0_TX_DRIVER_IDRIVER_OFFSET) | (0x02 << MDIO_WC_REG_TX0_TX_DRIVER_IDRIVER_OFFSET) |
(0x02 << MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_OFFSET)); (0x06 << MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_OFFSET));
} }
bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_SERDESDIGITAL_MISC1, misc1_val); MDIO_WC_REG_SERDESDIGITAL_MISC1, misc1_val);
......
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