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authorYi Zou <yi.zou@intel.com>2009-08-31 12:34:28 +0000
committerDavid S. Miller <davem@davemloft.net>2009-09-01 01:24:40 -0700
commit6ee1652051f14d1c110f48a5b3ee037d63d0c2fa (patch)
tree2abd6fcb4eddfb093f5d46a0faa9e601e38f6cb7 /drivers/net/ixgbe/ixgbe_dcb_nl.c
parent579496865cf4ea429146382d62047ffdbaab0dee (diff)
ixgbe: Add support for dcbnl_rtnl_ops.setapp/getapp
Add support for dcbnl_rtnl_ops.setapp/getapp to set or get the current user priority bitmap for the given application protocol. Currently, 82599 only supports setapp/getapp for Fiber Channel over Ethernet (FCoE) protocol. Signed-off-by: Yi Zou <yi.zou@intel.com> Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_dcb_nl.c')
-rw-r--r--drivers/net/ixgbe/ixgbe_dcb_nl.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c
index e05c62ac56b..47d9dde82a8 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_nl.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c
@@ -480,6 +480,64 @@ static void ixgbe_dcbnl_setpfcstate(struct net_device *netdev, u8 state)
return;
}
+/**
+ * ixgbe_dcbnl_getapp - retrieve the DCBX application user priority
+ * @netdev : the corresponding netdev
+ * @idtype : identifies the id as ether type or TCP/UDP port number
+ * @id: id is either ether type or TCP/UDP port number
+ *
+ * Returns : on success, returns a non-zero 802.1p user priority bitmap
+ * otherwise returns 0 as the invalid user priority bitmap to indicate an
+ * error.
+ */
+static u8 ixgbe_dcbnl_getapp(struct net_device *netdev, u8 idtype, u16 id)
+{
+ u8 rval = 0;
+
+ switch (idtype) {
+ case DCB_APP_IDTYPE_ETHTYPE:
+#ifdef IXGBE_FCOE
+ if (id == ETH_P_FCOE)
+ rval = ixgbe_fcoe_getapp(netdev_priv(netdev));
+#endif
+ break;
+ case DCB_APP_IDTYPE_PORTNUM:
+ break;
+ default:
+ break;
+ }
+ return rval;
+}
+
+/**
+ * ixgbe_dcbnl_setapp - set the DCBX application user priority
+ * @netdev : the corresponding netdev
+ * @idtype : identifies the id as ether type or TCP/UDP port number
+ * @id: id is either ether type or TCP/UDP port number
+ * @up: the 802.1p user priority bitmap
+ *
+ * Returns : 0 on success or 1 on error
+ */
+static u8 ixgbe_dcbnl_setapp(struct net_device *netdev,
+ u8 idtype, u16 id, u8 up)
+{
+ u8 rval = 1;
+
+ switch (idtype) {
+ case DCB_APP_IDTYPE_ETHTYPE:
+#ifdef IXGBE_FCOE
+ if (id == ETH_P_FCOE)
+ rval = ixgbe_fcoe_setapp(netdev_priv(netdev), up);
+#endif
+ break;
+ case DCB_APP_IDTYPE_PORTNUM:
+ break;
+ default:
+ break;
+ }
+ return rval;
+}
+
struct dcbnl_rtnl_ops dcbnl_ops = {
.getstate = ixgbe_dcbnl_get_state,
.setstate = ixgbe_dcbnl_set_state,
@@ -500,5 +558,7 @@ struct dcbnl_rtnl_ops dcbnl_ops = {
.setnumtcs = ixgbe_dcbnl_setnumtcs,
.getpfcstate = ixgbe_dcbnl_getpfcstate,
.setpfcstate = ixgbe_dcbnl_setpfcstate,
+ .getapp = ixgbe_dcbnl_getapp,
+ .setapp = ixgbe_dcbnl_setapp,
};