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ixgbe: cleanup ixgbe_ndo_set_vf_vlan

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Clean up functionality in ixgbe_ndo_set_vf_vlan that will simplify later
patches.

Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Don Skidmore 2014-11-01 01:06:57 +00:00 committed by Jeff Kirsher
parent 71bde60191
commit 2b509c0cd2
1 changed files with 61 additions and 33 deletions
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94
drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
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@ -1079,52 +1079,80 @@ int ixgbe_ndo_set_vf_mac(struct net_device *netdev, int vf, u8 *mac)
return ixgbe_set_vf_mac(adapter, vf, mac);
}
static int ixgbe_enable_port_vlan(struct ixgbe_adapter *adapter, int vf,
u16 vlan, u8 qos)
{
struct ixgbe_hw *hw = &adapter->hw;
int err = 0;
if (adapter->vfinfo[vf].pf_vlan)
err = ixgbe_set_vf_vlan(adapter, false,
adapter->vfinfo[vf].pf_vlan,
vf);
if (err)
goto out;
ixgbe_set_vmvir(adapter, vlan, qos, vf);
ixgbe_set_vmolr(hw, vf, false);
if (adapter->vfinfo[vf].spoofchk_enabled)
hw->mac.ops.set_vlan_anti_spoofing(hw, true, vf);
adapter->vfinfo[vf].vlan_count++;
adapter->vfinfo[vf].pf_vlan = vlan;
adapter->vfinfo[vf].pf_qos = qos;
dev_info(&adapter->pdev->dev,
"Setting VLAN %d, QOS 0x%x on VF %d\n", vlan, qos, vf);
if (test_bit(__IXGBE_DOWN, &adapter->state)) {
dev_warn(&adapter->pdev->dev,
"The VF VLAN has been set, but the PF device is not up.\n");
dev_warn(&adapter->pdev->dev,
"Bring the PF device up before attempting to use the VF device.\n");
}
out:
return err;
}
static int ixgbe_disable_port_vlan(struct ixgbe_adapter *adapter, int vf)
{
struct ixgbe_hw *hw = &adapter->hw;
int err;
err = ixgbe_set_vf_vlan(adapter, false,
adapter->vfinfo[vf].pf_vlan, vf);
ixgbe_clear_vmvir(adapter, vf);
ixgbe_set_vmolr(hw, vf, true);
hw->mac.ops.set_vlan_anti_spoofing(hw, false, vf);
if (adapter->vfinfo[vf].vlan_count)
adapter->vfinfo[vf].vlan_count--;
adapter->vfinfo[vf].pf_vlan = 0;
adapter->vfinfo[vf].pf_qos = 0;
return err;
}
int ixgbe_ndo_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan, u8 qos)
{
int err = 0;
struct ixgbe_adapter *adapter = netdev_priv(netdev);
struct ixgbe_hw *hw = &adapter->hw;
if ((vf >= adapter->num_vfs) || (vlan > 4095) || (qos > 7))
return -EINVAL;
if (vlan || qos) {
/* Check if there is already a port VLAN set, if so
* we have to delete the old one first before we
* can set the new one. The usage model had
* previously assumed the user would delete the
* old port VLAN before setting a new one but this
* is not necessarily the case.
*/
if (adapter->vfinfo[vf].pf_vlan)
err = ixgbe_set_vf_vlan(adapter, false,
adapter->vfinfo[vf].pf_vlan,
vf);
err = ixgbe_disable_port_vlan(adapter, vf);
if (err)
goto out;
err = ixgbe_set_vf_vlan(adapter, true, vlan, vf);
if (err)
goto out;
ixgbe_set_vmvir(adapter, vlan, qos, vf);
ixgbe_set_vmolr(hw, vf, false);
if (adapter->vfinfo[vf].spoofchk_enabled)
hw->mac.ops.set_vlan_anti_spoofing(hw, true, vf);
adapter->vfinfo[vf].vlan_count++;
adapter->vfinfo[vf].pf_vlan = vlan;
adapter->vfinfo[vf].pf_qos = qos;
dev_info(&adapter->pdev->dev,
"Setting VLAN %d, QOS 0x%x on VF %d\n", vlan, qos, vf);
if (test_bit(__IXGBE_DOWN, &adapter->state)) {
dev_warn(&adapter->pdev->dev,
"The VF VLAN has been set,"
" but the PF device is not up.\n");
dev_warn(&adapter->pdev->dev,
"Bring the PF device up before"
" attempting to use the VF device.\n");
}
err = ixgbe_enable_port_vlan(adapter, vf, vlan, qos);
} else {
err = ixgbe_set_vf_vlan(adapter, false,
adapter->vfinfo[vf].pf_vlan, vf);
ixgbe_clear_vmvir(adapter, vf);
ixgbe_set_vmolr(hw, vf, true);
hw->mac.ops.set_vlan_anti_spoofing(hw, false, vf);
if (adapter->vfinfo[vf].vlan_count)
adapter->vfinfo[vf].vlan_count--;
adapter->vfinfo[vf].pf_vlan = 0;
adapter->vfinfo[vf].pf_qos = 0;
err = ixgbe_disable_port_vlan(adapter, vf);
}
out:
return err;
}