diff options
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_fcoe.c')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_fcoe.c | 76 |
1 files changed, 63 insertions, 13 deletions
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c index a3c9f99..da32a10 100644 --- a/drivers/net/ixgbe/ixgbe_fcoe.c +++ b/drivers/net/ixgbe/ixgbe_fcoe.c @@ -499,6 +499,10 @@ void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter) struct ixgbe_hw *hw = &adapter->hw; struct ixgbe_fcoe *fcoe = &adapter->fcoe; struct ixgbe_ring_feature *f = &adapter->ring_feature[RING_F_FCOE]; +#ifdef CONFIG_IXGBE_DCB + u8 tc; + u32 up2tc; +#endif /* create the pool for ddp if not created yet */ if (!fcoe->pool) { @@ -540,6 +544,17 @@ void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter) IXGBE_FCRXCTRL_FCOELLI | IXGBE_FCRXCTRL_FCCRCBO | (FC_FCOE_VER << IXGBE_FCRXCTRL_FCOEVER_SHIFT)); +#ifdef CONFIG_IXGBE_DCB + up2tc = IXGBE_READ_REG(&adapter->hw, IXGBE_RTTUP2TC); + for (i = 0; i < MAX_USER_PRIORITY; i++) { + tc = (u8)(up2tc >> (i * IXGBE_RTTUP2TC_UP_SHIFT)); + tc &= (MAX_TRAFFIC_CLASS - 1); + if (fcoe->tc == tc) { + fcoe->up = i; + break; + } + } +#endif } /** @@ -671,19 +686,7 @@ out_disable: */ u8 ixgbe_fcoe_getapp(struct ixgbe_adapter *adapter) { - int i; - u8 tc; - u32 up2tc; - - up2tc = IXGBE_READ_REG(&adapter->hw, IXGBE_RTTUP2TC); - for (i = 0; i < MAX_USER_PRIORITY; i++) { - tc = (u8)(up2tc >> (i * IXGBE_RTTUP2TC_UP_SHIFT)); - tc &= (MAX_TRAFFIC_CLASS - 1); - if (adapter->fcoe.tc == tc) - return 1 << i; - } - - return 0; + return 1 << adapter->fcoe.up; } /** @@ -710,6 +713,7 @@ u8 ixgbe_fcoe_setapp(struct ixgbe_adapter *adapter, u8 up) up2tc >>= (i * IXGBE_RTTUP2TC_UP_SHIFT); up2tc &= (MAX_TRAFFIC_CLASS - 1); adapter->fcoe.tc = (u8)up2tc; + adapter->fcoe.up = i; return 0; } } @@ -718,3 +722,49 @@ u8 ixgbe_fcoe_setapp(struct ixgbe_adapter *adapter, u8 up) return 1; } #endif /* CONFIG_IXGBE_DCB */ + +/** + * ixgbe_fcoe_get_wwn - get world wide name for the node or the port + * @netdev : ixgbe adapter + * @wwn : the world wide name + * @type: the type of world wide name + * + * Returns the node or port world wide name if both the prefix and the san + * mac address are valid, then the wwn is formed based on the NAA-2 for + * IEEE Extended name identifier (ref. to T10 FC-LS Spec., Sec. 15.3). + * + * Returns : 0 on success + */ +int ixgbe_fcoe_get_wwn(struct net_device *netdev, u64 *wwn, int type) +{ + int rc = -EINVAL; + u16 prefix = 0xffff; + struct ixgbe_adapter *adapter = netdev_priv(netdev); + struct ixgbe_mac_info *mac = &adapter->hw.mac; + + switch (type) { + case NETDEV_FCOE_WWNN: + prefix = mac->wwnn_prefix; + break; + case NETDEV_FCOE_WWPN: + prefix = mac->wwpn_prefix; + break; + default: + break; + } + + if ((prefix != 0xffff) && + is_valid_ether_addr(mac->san_addr)) { + *wwn = ((u64) prefix << 48) | + ((u64) mac->san_addr[0] << 40) | + ((u64) mac->san_addr[1] << 32) | + ((u64) mac->san_addr[2] << 24) | + ((u64) mac->san_addr[3] << 16) | + ((u64) mac->san_addr[4] << 8) | + ((u64) mac->san_addr[5]); + rc = 0; + } + return rc; +} + + |
