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path: root/drivers/net/ethernet/intel/e1000e/80003es2lan.c
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Diffstat (limited to 'drivers/net/ethernet/intel/e1000e/80003es2lan.c')
-rw-r--r--drivers/net/ethernet/intel/e1000e/80003es2lan.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/80003es2lan.c b/drivers/net/ethernet/intel/e1000e/80003es2lan.c
index bac9dda31b6c..4dd18a1f45d2 100644
--- a/drivers/net/ethernet/intel/e1000e/80003es2lan.c
+++ b/drivers/net/ethernet/intel/e1000e/80003es2lan.c
@@ -228,9 +228,7 @@ static s32 e1000_init_mac_params_80003es2lan(struct e1000_hw *hw)
/* FWSM register */
mac->has_fwsm = true;
/* ARC supported; valid only if manageability features are enabled. */
- mac->arc_subsystem_valid =
- (er32(FWSM) & E1000_FWSM_MODE_MASK)
- ? true : false;
+ mac->arc_subsystem_valid = !!(er32(FWSM) & E1000_FWSM_MODE_MASK);
/* Adaptive IFS not supported */
mac->adaptive_ifs = false;
@@ -766,6 +764,7 @@ static s32 e1000_reset_hw_80003es2lan(struct e1000_hw *hw)
{
u32 ctrl;
s32 ret_val;
+ u16 kum_reg_data;
/*
* Prevent the PCI-E bus from sticking if there is no TLP connection
@@ -791,6 +790,13 @@ static s32 e1000_reset_hw_80003es2lan(struct e1000_hw *hw)
ew32(CTRL, ctrl | E1000_CTRL_RST);
e1000_release_phy_80003es2lan(hw);
+ /* Disable IBIST slave mode (far-end loopback) */
+ e1000_read_kmrn_reg_80003es2lan(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
+ &kum_reg_data);
+ kum_reg_data |= E1000_KMRNCTRLSTA_IBIST_DISABLE;
+ e1000_write_kmrn_reg_80003es2lan(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
+ kum_reg_data);
+
ret_val = e1000e_get_auto_rd_done(hw);
if (ret_val)
/* We don't want to continue accessing MAC registers. */
@@ -938,6 +944,14 @@ static void e1000_initialize_hw_bits_80003es2lan(struct e1000_hw *hw)
else
reg |= (1 << 28);
ew32(TARC(1), reg);
+
+ /*
+ * Disable IPv6 extension header parsing because some malformed
+ * IPv6 headers can hang the Rx.
+ */
+ reg = er32(RFCTL);
+ reg |= (E1000_RFCTL_IPV6_EX_DIS | E1000_RFCTL_NEW_IPV6_EXT_DIS);
+ ew32(RFCTL, reg);
}
/**
@@ -1433,6 +1447,7 @@ static const struct e1000_mac_operations es2_mac_ops = {
/* setup_physical_interface dependent on media type */
.setup_led = e1000e_setup_led_generic,
.config_collision_dist = e1000e_config_collision_dist_generic,
+ .rar_set = e1000e_rar_set_generic,
};
static const struct e1000_phy_operations es2_phy_ops = {