[patch net-next 13/20] ixgbe: Convert ndo_setup_tc offloads to block callbacks

[Jiri Pirko]

From: Jiri Pirko <j...@mellanox.com>

Benefit from the newly introduced block callback infrastructure and
convert ndo_setup_tc calls for u32 offloads to block callbacks.

Signed-off-by: Jiri Pirko <j...@mellanox.com>
---
 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 45 +++++++++++++++++++++++----
 1 file changed, 39 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c 
b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 7683c14..6b52cfd 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -9365,13 +9365,10 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter 
*adapter,
        return err;
 }
 
-static int ixgbe_setup_tc_cls_u32(struct net_device *dev,
+static int ixgbe_setup_tc_cls_u32(struct ixgbe_adapter *adapter,
                                  struct tc_cls_u32_offload *cls_u32)
 {
-       struct ixgbe_adapter *adapter = netdev_priv(dev);
-
-       if (!is_classid_clsact_ingress(cls_u32->common.classid) ||
-           cls_u32->common.chain_index)
+       if (cls_u32->common.chain_index)
                return -EOPNOTSUPP;
 
        switch (cls_u32->command) {
@@ -9390,6 +9387,40 @@ static int ixgbe_setup_tc_cls_u32(struct net_device *dev,
        }
 }
 
+static int ixgbe_setup_tc_block_cb(enum tc_setup_type type, void *type_data,
+                                  void *cb_priv)
+{
+       struct ixgbe_adapter *adapter = cb_priv;
+
+       switch (type) {
+       case TC_SETUP_CLSU32:
+               return ixgbe_setup_tc_cls_u32(adapter, type_data);
+       default:
+               return -EOPNOTSUPP;
+       }
+}
+
+static int ixgbe_setup_tc_block(struct net_device *dev,
+                               struct tc_block_offload *f)
+{
+       struct ixgbe_adapter *adapter = netdev_priv(dev);
+
+       if (f->binder_type != TCF_BLOCK_BINDER_TYPE_CLSACT_INGRESS)
+               return -EOPNOTSUPP;
+
+       switch (f->command) {
+       case TC_BLOCK_BIND:
+               return tcf_block_cb_register(f->block, ixgbe_setup_tc_block_cb,
+                                            adapter, adapter);
+       case TC_BLOCK_UNBIND:
+               tcf_block_cb_unregister(f->block, ixgbe_setup_tc_block_cb,
+                                       adapter);
+               return 0;
+       default:
+               return -EOPNOTSUPP;
+       }
+}
+
 static int ixgbe_setup_tc_mqprio(struct net_device *dev,
                                 struct tc_mqprio_qopt *mqprio)
 {
@@ -9402,7 +9433,9 @@ static int __ixgbe_setup_tc(struct net_device *dev, enum 
tc_setup_type type,
 {
        switch (type) {
        case TC_SETUP_CLSU32:
-               return ixgbe_setup_tc_cls_u32(dev, type_data);
+               return 0; /* will be removed after conversion from ndo */
+       case TC_SETUP_BLOCK:
+               return ixgbe_setup_tc_block(dev, type_data);
        case TC_SETUP_MQPRIO:
                return ixgbe_setup_tc_mqprio(dev, type_data);
        default:
-- 
2.9.5