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ixgbe: add support for x540 MAC
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This patch adds support for the x540 MAC which is the next MAC in the
82598/82599 line.

Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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Don Skidmore authored and Jeff Kirsher committed Nov 17, 2010
1 parent fe15e8e commit b93a222
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Showing 8 changed files with 177 additions and 50 deletions.
4 changes: 4 additions & 0 deletions drivers/net/ixgbe/ixgbe.h
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Original file line number Diff line number Diff line change
Expand Up @@ -544,6 +544,10 @@ extern s32 ixgbe_atr_set_flex_byte_82599(struct ixgbe_atr_input *input,
u16 flex_byte);
extern s32 ixgbe_atr_set_l4type_82599(struct ixgbe_atr_input *input,
u8 l4type);
extern void ixgbe_configure_rscctl(struct ixgbe_adapter *adapter,
struct ixgbe_ring *ring);
extern void ixgbe_clear_rscctl(struct ixgbe_adapter *adapter,
struct ixgbe_ring *ring);
extern void ixgbe_set_rx_mode(struct net_device *netdev);
#ifdef IXGBE_FCOE
extern void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter);
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11 changes: 9 additions & 2 deletions drivers/net/ixgbe/ixgbe_dcb.c
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Original file line number Diff line number Diff line change
Expand Up @@ -152,10 +152,17 @@ s32 ixgbe_dcb_hw_config(struct ixgbe_hw *hw,
struct ixgbe_dcb_config *dcb_config)
{
s32 ret = 0;
if (hw->mac.type == ixgbe_mac_82598EB)
switch (hw->mac.type) {
case ixgbe_mac_82598EB:
ret = ixgbe_dcb_hw_config_82598(hw, dcb_config);
else if (hw->mac.type == ixgbe_mac_82599EB)
break;
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
ret = ixgbe_dcb_hw_config_82599(hw, dcb_config);
break;
default:
break;
}
return ret;
}

55 changes: 43 additions & 12 deletions drivers/net/ixgbe/ixgbe_dcb_nl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -130,15 +130,21 @@ static u8 ixgbe_dcbnl_set_state(struct net_device *netdev, u8 state)
netdev->netdev_ops->ndo_stop(netdev);
ixgbe_clear_interrupt_scheme(adapter);

if (adapter->hw.mac.type == ixgbe_mac_82598EB) {
adapter->flags &= ~IXGBE_FLAG_RSS_ENABLED;
switch (adapter->hw.mac.type) {
case ixgbe_mac_82598EB:
adapter->last_lfc_mode = adapter->hw.fc.current_mode;
adapter->hw.fc.requested_mode = ixgbe_fc_none;
}
adapter->flags &= ~IXGBE_FLAG_RSS_ENABLED;
if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
break;
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
adapter->flags &= ~IXGBE_FLAG_FDIR_HASH_CAPABLE;
adapter->flags &= ~IXGBE_FLAG_FDIR_PERFECT_CAPABLE;
break;
default:
break;
}

adapter->flags |= IXGBE_FLAG_DCB_ENABLED;
ixgbe_init_interrupt_scheme(adapter);
if (netif_running(netdev))
Expand All @@ -155,8 +161,14 @@ static u8 ixgbe_dcbnl_set_state(struct net_device *netdev, u8 state)
adapter->dcb_cfg.pfc_mode_enable = false;
adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED;
adapter->flags |= IXGBE_FLAG_RSS_ENABLED;
if (adapter->hw.mac.type == ixgbe_mac_82599EB)
switch (adapter->hw.mac.type) {
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
adapter->flags |= IXGBE_FLAG_FDIR_HASH_CAPABLE;
break;
default:
break;
}

ixgbe_init_interrupt_scheme(adapter);
if (netif_running(netdev))
Expand All @@ -178,9 +190,14 @@ static void ixgbe_dcbnl_get_perm_hw_addr(struct net_device *netdev,
for (i = 0; i < netdev->addr_len; i++)
perm_addr[i] = adapter->hw.mac.perm_addr[i];

if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
switch (adapter->hw.mac.type) {
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
for (j = 0; j < netdev->addr_len; j++, i++)
perm_addr[i] = adapter->hw.mac.san_addr[j];
break;
default:
break;
}
}

Expand Down Expand Up @@ -366,15 +383,29 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
}

if (adapter->dcb_cfg.pfc_mode_enable) {
if ((adapter->hw.mac.type != ixgbe_mac_82598EB) &&
(adapter->hw.fc.current_mode != ixgbe_fc_pfc))
adapter->last_lfc_mode = adapter->hw.fc.current_mode;
switch (adapter->hw.mac.type) {
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
if (adapter->hw.fc.current_mode != ixgbe_fc_pfc)
adapter->last_lfc_mode =
adapter->hw.fc.current_mode;
break;
default:
break;
}
adapter->hw.fc.requested_mode = ixgbe_fc_pfc;
} else {
if (adapter->hw.mac.type != ixgbe_mac_82598EB)
adapter->hw.fc.requested_mode = adapter->last_lfc_mode;
else
switch (adapter->hw.mac.type) {
case ixgbe_mac_82598EB:
adapter->hw.fc.requested_mode = ixgbe_fc_none;
break;
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
adapter->hw.fc.requested_mode = adapter->last_lfc_mode;
break;
default:
break;
}
}

if (adapter->dcb_set_bitmap & BIT_RESETLINK) {
Expand Down
39 changes: 32 additions & 7 deletions drivers/net/ixgbe/ixgbe_ethtool.c
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Original file line number Diff line number Diff line change
Expand Up @@ -431,15 +431,21 @@ static u32 ixgbe_get_tx_csum(struct net_device *netdev)
static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
{
struct ixgbe_adapter *adapter = netdev_priv(netdev);
u32 feature_list;

if (data) {
netdev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
if (adapter->hw.mac.type == ixgbe_mac_82599EB)
netdev->features |= NETIF_F_SCTP_CSUM;
} else {
netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
NETIF_F_SCTP_CSUM);
feature_list = (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
switch (adapter->hw.mac.type) {
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
feature_list |= NETIF_F_SCTP_CSUM;
break;
default:
break;
}
if (data)
netdev->features |= feature_list;
else
netdev->features &= ~feature_list;

return 0;
}
Expand Down Expand Up @@ -1250,6 +1256,7 @@ static int ixgbe_reg_test(struct ixgbe_adapter *adapter, u64 *data)
test = reg_test_82598;
break;
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
toggle = 0x7FFFF30F;
test = reg_test_82599;
break;
Expand Down Expand Up @@ -1476,6 +1483,7 @@ static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter)

switch (hw->mac.type) {
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
reg_ctl = IXGBE_READ_REG(hw, IXGBE_DMATXCTL);
reg_ctl &= ~IXGBE_DMATXCTL_TE;
IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, reg_ctl);
Expand Down Expand Up @@ -1512,6 +1520,7 @@ static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter)

switch (adapter->hw.mac.type) {
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_DMATXCTL);
reg_data |= IXGBE_DMATXCTL_TE;
IXGBE_WRITE_REG(&adapter->hw, IXGBE_DMATXCTL, reg_data);
Expand Down Expand Up @@ -2198,6 +2207,22 @@ static int ixgbe_set_flags(struct net_device *netdev, u32 data)
case ixgbe_mac_82599EB:
need_reset = true;
break;
case ixgbe_mac_X540: {
int i;
for (i = 0; i < adapter->num_rx_queues; i++) {
struct ixgbe_ring *ring =
adapter->rx_ring[i];
if (adapter->flags2 &
IXGBE_FLAG2_RSC_ENABLED) {
ixgbe_configure_rscctl(adapter,
ring);
} else {
ixgbe_clear_rscctl(adapter,
ring);
}
}
}
break;
default:
break;
}
Expand Down
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