diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 31 |
2 files changed, 32 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index fc877c715c64..84fa28ceb200 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -798,6 +798,7 @@ struct ixgbe_adapter { #define IXGBE_MAX_LINK_HANDLE 10 struct ixgbe_mat_field *jump_tables[IXGBE_MAX_LINK_HANDLE]; + unsigned long tables; /* maximum number of RETA entries among all devices supported by ixgbe * driver: currently it's x550 device in non-SRIOV mode diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index abdfaead1ba1..cf4b729c92d7 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -8217,6 +8217,27 @@ static int ixgbe_delete_clsu32(struct ixgbe_adapter *adapter, return err; } +static int ixgbe_configure_clsu32_add_hnode(struct ixgbe_adapter *adapter, + __be16 protocol, + struct tc_cls_u32_offload *cls) +{ + /* This ixgbe devices do not support hash tables at the moment + * so abort when given hash tables. + */ + if (cls->hnode.divisor > 0) + return -EINVAL; + + set_bit(TC_U32_USERHTID(cls->hnode.handle), &adapter->tables); + return 0; +} + +static int ixgbe_configure_clsu32_del_hnode(struct ixgbe_adapter *adapter, + struct tc_cls_u32_offload *cls) +{ + clear_bit(TC_U32_USERHTID(cls->hnode.handle), &adapter->tables); + return 0; +} + static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, __be16 protocol, struct tc_cls_u32_offload *cls) @@ -8251,6 +8272,9 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, struct ixgbe_nexthdr *nexthdr = ixgbe_ipv4_jumps; u32 uhtid = TC_U32_USERHTID(cls->knode.link_handle); + if (!test_bit(uhtid, &adapter->tables)) + return -EINVAL; + for (i = 0; nexthdr[i].jump; i++) { if (nexthdr->o != cls->knode.sel->offoff || nexthdr->s != cls->knode.sel->offshift || @@ -8386,6 +8410,13 @@ int __ixgbe_setup_tc(struct net_device *dev, u32 handle, __be16 proto, proto, tc->cls_u32); case TC_CLSU32_DELETE_KNODE: return ixgbe_delete_clsu32(adapter, tc->cls_u32); + case TC_CLSU32_NEW_HNODE: + case TC_CLSU32_REPLACE_HNODE: + return ixgbe_configure_clsu32_add_hnode(adapter, proto, + tc->cls_u32); + case TC_CLSU32_DELETE_HNODE: + return ixgbe_configure_clsu32_del_hnode(adapter, + tc->cls_u32); default: return -EINVAL; } |