These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / net / ethernet / chelsio / cxgb4 / l2t.h

diff --git a/kernel/drivers/net/ethernet/chelsio/cxgb4/l2t.h b/kernel/drivers/net/ethernet/chelsio/cxgb4/l2t.h
index a30126c..b38dc52 100644 (file)
--- a/kernel/drivers/net/ethernet/chelsio/cxgb4/l2t.h
+++ b/kernel/drivers/net/ethernet/chelsio/cxgb4/l2t.h
@@ -39,6 +39,20 @@
 #include <linux/if_ether.h>
 #include <linux/atomic.h>
 
+enum { L2T_SIZE = 4096 };     /* # of L2T entries */
+
+enum {
+       L2T_STATE_VALID,      /* entry is up to date */
+       L2T_STATE_STALE,      /* entry may be used but needs revalidation */
+       L2T_STATE_RESOLVING,  /* entry needs address resolution */
+       L2T_STATE_SYNC_WRITE, /* synchronous write of entry underway */
+       L2T_STATE_NOARP,      /* Netdev down or removed*/
+
+       /* when state is one of the below the entry is not hashed */
+       L2T_STATE_SWITCHING,  /* entry is being used by a switching filter */
+       L2T_STATE_UNUSED      /* entry not in use */
+};
+
 struct adapter;
 struct l2t_data;
 struct neighbour;
@@ -56,7 +70,7 @@ struct cpl_l2t_write_rpl;
  */
 struct l2t_entry {
        u16 state;                  /* entry state */
-       u16 idx;                    /* entry index */
+       u16 idx;                    /* entry index within in-memory table */
        u32 addr[4];                /* next hop IP or IPv6 address */
        int ifindex;                /* neighbor's net_device's ifindex */
        struct neighbour *neigh;    /* associated neighbour */
@@ -104,7 +118,7 @@ void t4_l2t_update(struct adapter *adap, struct neighbour *neigh);
 struct l2t_entry *t4_l2t_alloc_switching(struct l2t_data *d);
 int t4_l2t_set_switching(struct adapter *adap, struct l2t_entry *e, u16 vlan,
                         u8 port, u8 *eth_addr);
-struct l2t_data *t4_init_l2t(void);
+struct l2t_data *t4_init_l2t(unsigned int l2t_start, unsigned int l2t_end);
 void do_l2t_write_rpl(struct adapter *p, const struct cpl_l2t_write_rpl *rpl);
 
 extern const struct file_operations t4_l2t_fops;