[PATCH net-next 2/8] cxgb4: use tc_cls_can_offload_and_chain0()

[Jakub Kicinski]

Make use of tc_cls_can_offload_and_chain0() to set extack msg in case
ethtool tc offload flag is not set or chain unsupported.

Signed-off-by: Jakub Kicinski <jakub.kicin...@netronome.com>
Reviewed-by: Simon Horman <simon.hor...@netronome.com>
---
CC: Ganesh Goudar <ganes...@chelsio.com>
---
 drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c 
b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index f0fd2eba30c2..1e3cd8abc56d 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -2928,9 +2928,6 @@ static int cxgb_set_tx_maxrate(struct net_device *dev, 
int index, u32 rate)
 static int cxgb_setup_tc_flower(struct net_device *dev,
                                struct tc_cls_flower_offload *cls_flower)
 {
-       if (cls_flower->common.chain_index)
-               return -EOPNOTSUPP;
-
        switch (cls_flower->command) {
        case TC_CLSFLOWER_REPLACE:
                return cxgb4_tc_flower_replace(dev, cls_flower);
@@ -2946,9 +2943,6 @@ static int cxgb_setup_tc_flower(struct net_device *dev,
 static int cxgb_setup_tc_cls_u32(struct net_device *dev,
                                 struct tc_cls_u32_offload *cls_u32)
 {
-       if (cls_u32->common.chain_index)
-               return -EOPNOTSUPP;
-
        switch (cls_u32->command) {
        case TC_CLSU32_NEW_KNODE:
        case TC_CLSU32_REPLACE_KNODE:
@@ -2974,7 +2968,7 @@ static int cxgb_setup_tc_block_cb(enum tc_setup_type 
type, void *type_data,
                return -EINVAL;
        }
 
-       if (!tc_can_offload(dev))
+       if (!tc_cls_can_offload_and_chain0(dev, type_data))
                return -EOPNOTSUPP;
 
        switch (type) {
-- 
2.15.1