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authorJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-03-25 16:01:01 +0000
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-04-13 19:17:50 -0700
commit86d70e532c352bd309dab5f1d18d113f441cb3ae (patch)
treef905aa3db40ff99c23e1d7574a919c0c458183e4 /drivers/net/e1000e/netdev.c
parenta5cc764206a3d01dce8ebc17b4e1534afb53c495 (diff)
e1000e: convert to new VLAN model
This switches the e1000e driver to use the new VLAN interfaces. CC: Jesse Gross <jesse@nicira.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Diffstat (limited to 'drivers/net/e1000e/netdev.c')
-rw-r--r--drivers/net/e1000e/netdev.c170
1 files changed, 90 insertions, 80 deletions
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 99c8c7c0b1f..8812eb28e09 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -459,13 +459,13 @@ static void e1000_receive_skb(struct e1000_adapter *adapter,
struct net_device *netdev, struct sk_buff *skb,
u8 status, __le16 vlan)
{
+ u16 tag = le16_to_cpu(vlan);
skb->protocol = eth_type_trans(skb, netdev);
- if (adapter->vlgrp && (status & E1000_RXD_STAT_VP))
- vlan_gro_receive(&adapter->napi, adapter->vlgrp,
- le16_to_cpu(vlan), skb);
- else
- napi_gro_receive(&adapter->napi, skb);
+ if (status & E1000_RXD_STAT_VP)
+ __vlan_hwaccel_put_tag(skb, tag);
+
+ napi_gro_receive(&adapter->napi, skb);
}
/**
@@ -2433,6 +2433,8 @@ static void e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
vfta |= (1 << (vid & 0x1F));
hw->mac.ops.write_vfta(hw, index, vfta);
}
+
+ set_bit(vid, adapter->active_vlans);
}
static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
@@ -2441,13 +2443,6 @@ static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
struct e1000_hw *hw = &adapter->hw;
u32 vfta, index;
- if (!test_bit(__E1000_DOWN, &adapter->state))
- e1000_irq_disable(adapter);
- vlan_group_set_device(adapter->vlgrp, vid, NULL);
-
- if (!test_bit(__E1000_DOWN, &adapter->state))
- e1000_irq_enable(adapter);
-
if ((adapter->hw.mng_cookie.status &
E1000_MNG_DHCP_COOKIE_STATUS_VLAN) &&
(vid == adapter->mng_vlan_id)) {
@@ -2463,93 +2458,105 @@ static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
vfta &= ~(1 << (vid & 0x1F));
hw->mac.ops.write_vfta(hw, index, vfta);
}
+
+ clear_bit(vid, adapter->active_vlans);
}
-static void e1000_update_mng_vlan(struct e1000_adapter *adapter)
+/**
+ * e1000e_vlan_filter_disable - helper to disable hw VLAN filtering
+ * @adapter: board private structure to initialize
+ **/
+static void e1000e_vlan_filter_disable(struct e1000_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
- u16 vid = adapter->hw.mng_cookie.vlan_id;
- u16 old_vid = adapter->mng_vlan_id;
-
- if (!adapter->vlgrp)
- return;
+ struct e1000_hw *hw = &adapter->hw;
+ u32 rctl;
- if (!vlan_group_get_device(adapter->vlgrp, vid)) {
- adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
- if (adapter->hw.mng_cookie.status &
- E1000_MNG_DHCP_COOKIE_STATUS_VLAN) {
- e1000_vlan_rx_add_vid(netdev, vid);
- adapter->mng_vlan_id = vid;
+ if (adapter->flags & FLAG_HAS_HW_VLAN_FILTER) {
+ /* disable VLAN receive filtering */
+ rctl = er32(RCTL);
+ rctl &= ~(E1000_RCTL_VFE | E1000_RCTL_CFIEN);
+ ew32(RCTL, rctl);
+
+ if (adapter->mng_vlan_id != (u16)E1000_MNG_VLAN_NONE) {
+ e1000_vlan_rx_kill_vid(netdev, adapter->mng_vlan_id);
+ adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
}
-
- if ((old_vid != (u16)E1000_MNG_VLAN_NONE) &&
- (vid != old_vid) &&
- !vlan_group_get_device(adapter->vlgrp, old_vid))
- e1000_vlan_rx_kill_vid(netdev, old_vid);
- } else {
- adapter->mng_vlan_id = vid;
}
}
+/**
+ * e1000e_vlan_filter_enable - helper to enable HW VLAN filtering
+ * @adapter: board private structure to initialize
+ **/
+static void e1000e_vlan_filter_enable(struct e1000_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ u32 rctl;
+
+ if (adapter->flags & FLAG_HAS_HW_VLAN_FILTER) {
+ /* enable VLAN receive filtering */
+ rctl = er32(RCTL);
+ rctl |= E1000_RCTL_VFE;
+ rctl &= ~E1000_RCTL_CFIEN;
+ ew32(RCTL, rctl);
+ }
+}
-static void e1000_vlan_rx_register(struct net_device *netdev,
- struct vlan_group *grp)
+/**
+ * e1000e_vlan_strip_enable - helper to disable HW VLAN stripping
+ * @adapter: board private structure to initialize
+ **/
+static void e1000e_vlan_strip_disable(struct e1000_adapter *adapter)
{
- struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
- u32 ctrl, rctl;
+ u32 ctrl;
- if (!test_bit(__E1000_DOWN, &adapter->state))
- e1000_irq_disable(adapter);
- adapter->vlgrp = grp;
+ /* disable VLAN tag insert/strip */
+ ctrl = er32(CTRL);
+ ctrl &= ~E1000_CTRL_VME;
+ ew32(CTRL, ctrl);
+}
- if (grp) {
- /* enable VLAN tag insert/strip */
- ctrl = er32(CTRL);
- ctrl |= E1000_CTRL_VME;
- ew32(CTRL, ctrl);
+/**
+ * e1000e_vlan_strip_enable - helper to enable HW VLAN stripping
+ * @adapter: board private structure to initialize
+ **/
+static void e1000e_vlan_strip_enable(struct e1000_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ u32 ctrl;
- if (adapter->flags & FLAG_HAS_HW_VLAN_FILTER) {
- /* enable VLAN receive filtering */
- rctl = er32(RCTL);
- rctl &= ~E1000_RCTL_CFIEN;
- ew32(RCTL, rctl);
- e1000_update_mng_vlan(adapter);
- }
- } else {
- /* disable VLAN tag insert/strip */
- ctrl = er32(CTRL);
- ctrl &= ~E1000_CTRL_VME;
- ew32(CTRL, ctrl);
+ /* enable VLAN tag insert/strip */
+ ctrl = er32(CTRL);
+ ctrl |= E1000_CTRL_VME;
+ ew32(CTRL, ctrl);
+}
- if (adapter->flags & FLAG_HAS_HW_VLAN_FILTER) {
- if (adapter->mng_vlan_id !=
- (u16)E1000_MNG_VLAN_NONE) {
- e1000_vlan_rx_kill_vid(netdev,
- adapter->mng_vlan_id);
- adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
- }
- }
+static void e1000_update_mng_vlan(struct e1000_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+ u16 vid = adapter->hw.mng_cookie.vlan_id;
+ u16 old_vid = adapter->mng_vlan_id;
+
+ if (adapter->hw.mng_cookie.status &
+ E1000_MNG_DHCP_COOKIE_STATUS_VLAN) {
+ e1000_vlan_rx_add_vid(netdev, vid);
+ adapter->mng_vlan_id = vid;
}
- if (!test_bit(__E1000_DOWN, &adapter->state))
- e1000_irq_enable(adapter);
+ if ((old_vid != (u16)E1000_MNG_VLAN_NONE) && (vid != old_vid))
+ e1000_vlan_rx_kill_vid(netdev, old_vid);
}
static void e1000_restore_vlan(struct e1000_adapter *adapter)
{
u16 vid;
- e1000_vlan_rx_register(adapter->netdev, adapter->vlgrp);
-
- if (!adapter->vlgrp)
- return;
+ e1000_vlan_rx_add_vid(adapter->netdev, 0);
- for (vid = 0; vid < VLAN_N_VID; vid++) {
- if (!vlan_group_get_device(adapter->vlgrp, vid))
- continue;
+ for_each_set_bit(vid, adapter->active_vlans, VLAN_N_VID)
e1000_vlan_rx_add_vid(adapter->netdev, vid);
- }
}
static void e1000_init_manageability_pt(struct e1000_adapter *adapter)
@@ -3039,6 +3046,8 @@ static void e1000_set_multi(struct net_device *netdev)
if (netdev->flags & IFF_PROMISC) {
rctl |= (E1000_RCTL_UPE | E1000_RCTL_MPE);
rctl &= ~E1000_RCTL_VFE;
+ /* Do not hardware filter VLANs in promisc mode */
+ e1000e_vlan_filter_disable(adapter);
} else {
if (netdev->flags & IFF_ALLMULTI) {
rctl |= E1000_RCTL_MPE;
@@ -3046,8 +3055,7 @@ static void e1000_set_multi(struct net_device *netdev)
} else {
rctl &= ~(E1000_RCTL_UPE | E1000_RCTL_MPE);
}
- if (adapter->flags & FLAG_HAS_HW_VLAN_FILTER)
- rctl |= E1000_RCTL_VFE;
+ e1000e_vlan_filter_enable(adapter);
}
ew32(RCTL, rctl);
@@ -3072,6 +3080,11 @@ static void e1000_set_multi(struct net_device *netdev)
*/
e1000_update_mc_addr_list(hw, NULL, 0);
}
+
+ if (netdev->features & NETIF_F_HW_VLAN_RX)
+ e1000e_vlan_strip_enable(adapter);
+ else
+ e1000e_vlan_strip_disable(adapter);
}
/**
@@ -3721,10 +3734,8 @@ static int e1000_close(struct net_device *netdev)
* kill manageability vlan ID if supported, but not if a vlan with
* the same ID is registered on the host OS (let 8021q kill it)
*/
- if ((adapter->hw.mng_cookie.status &
- E1000_MNG_DHCP_COOKIE_STATUS_VLAN) &&
- !(adapter->vlgrp &&
- vlan_group_get_device(adapter->vlgrp, adapter->mng_vlan_id)))
+ if (adapter->hw.mng_cookie.status &
+ E1000_MNG_DHCP_COOKIE_STATUS_VLAN)
e1000_vlan_rx_kill_vid(netdev, adapter->mng_vlan_id);
/*
@@ -5759,7 +5770,6 @@ static const struct net_device_ops e1000e_netdev_ops = {
.ndo_tx_timeout = e1000_tx_timeout,
.ndo_validate_addr = eth_validate_addr,
- .ndo_vlan_rx_register = e1000_vlan_rx_register,
.ndo_vlan_rx_add_vid = e1000_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = e1000_vlan_rx_kill_vid,
#ifdef CONFIG_NET_POLL_CONTROLLER