diff options
Diffstat (limited to 'drivers/net/e1000e/netdev.c')
| -rw-r--r-- | drivers/net/e1000e/netdev.c | 57 |
1 files changed, 48 insertions, 9 deletions
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index ab79bec082f0..36473e6d07d6 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -2526,10 +2526,10 @@ static void e1000_restore_vlan(struct e1000_adapter *adapter) } } -static void e1000_init_manageability(struct e1000_adapter *adapter) +static void e1000_init_manageability_pt(struct e1000_adapter *adapter) { struct e1000_hw *hw = &adapter->hw; - u32 manc, manc2h; + u32 manc, manc2h, mdef, i, j; if (!(adapter->flags & FLAG_MNG_PT_ENABLED)) return; @@ -2543,10 +2543,49 @@ static void e1000_init_manageability(struct e1000_adapter *adapter) */ manc |= E1000_MANC_EN_MNG2HOST; manc2h = er32(MANC2H); -#define E1000_MNG2HOST_PORT_623 (1 << 5) -#define E1000_MNG2HOST_PORT_664 (1 << 6) - manc2h |= E1000_MNG2HOST_PORT_623; - manc2h |= E1000_MNG2HOST_PORT_664; + + switch (hw->mac.type) { + default: + manc2h |= (E1000_MANC2H_PORT_623 | E1000_MANC2H_PORT_664); + break; + case e1000_82574: + case e1000_82583: + /* + * Check if IPMI pass-through decision filter already exists; + * if so, enable it. + */ + for (i = 0, j = 0; i < 8; i++) { + mdef = er32(MDEF(i)); + + /* Ignore filters with anything other than IPMI ports */ + if (mdef & !(E1000_MDEF_PORT_623 | E1000_MDEF_PORT_664)) + continue; + + /* Enable this decision filter in MANC2H */ + if (mdef) + manc2h |= (1 << i); + + j |= mdef; + } + + if (j == (E1000_MDEF_PORT_623 | E1000_MDEF_PORT_664)) + break; + + /* Create new decision filter in an empty filter */ + for (i = 0, j = 0; i < 8; i++) + if (er32(MDEF(i)) == 0) { + ew32(MDEF(i), (E1000_MDEF_PORT_623 | + E1000_MDEF_PORT_664)); + manc2h |= (1 << 1); + j++; + break; + } + + if (!j) + e_warn("Unable to create IPMI pass-through filter\n"); + break; + } + ew32(MANC2H, manc2h); ew32(MANC, manc); } @@ -2961,7 +3000,7 @@ static void e1000_configure(struct e1000_adapter *adapter) e1000_set_multi(adapter->netdev); e1000_restore_vlan(adapter); - e1000_init_manageability(adapter); + e1000_init_manageability_pt(adapter); e1000_configure_tx(adapter); e1000_setup_rctl(adapter); @@ -5104,7 +5143,7 @@ static int __e1000_resume(struct pci_dev *pdev) e1000e_reset(adapter); - e1000_init_manageability(adapter); + e1000_init_manageability_pt(adapter); if (netif_running(netdev)) e1000e_up(adapter); @@ -5305,7 +5344,7 @@ static void e1000_io_resume(struct pci_dev *pdev) struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); - e1000_init_manageability(adapter); + e1000_init_manageability_pt(adapter); if (netif_running(netdev)) { if (e1000e_up(adapter)) { |