netdev - [PATCH net-next v2 03/11] nfp: use tc_cls_can_offload_and

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Message-Id: <20180125220053.30040-4-jakub.kicinski@netronome.com>
Date:   Thu, 25 Jan 2018 14:00:45 -0800
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     davem@...emloft.net
Cc:     jiri@...nulli.us, dsahern@...il.com, netdev@...r.kernel.org,
        oss-drivers@...ronome.com,
        Jakub Kicinski <jakub.kicinski@...ronome.com>
Subject: [PATCH net-next v2 03/11] nfp: use tc_cls_can_offload_and_chain0()

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.kicinski@...ronome.com>
Reviewed-by: Simon Horman <simon.horman@...ronome.com>
---
 drivers/net/ethernet/netronome/nfp/bpf/main.c       | 4 +---
 drivers/net/ethernet/netronome/nfp/flower/offload.c | 7 +++----
 2 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.c b/drivers/net/ethernet/netronome/nfp/bpf/main.c
index b3206855535a..322027792fe8 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/main.c
+++ b/drivers/net/ethernet/netronome/nfp/bpf/main.c
@@ -130,7 +130,7 @@ static int nfp_bpf_setup_tc_block_cb(enum tc_setup_type type,
 				   "only offload of BPF classifiers supported");
 		return -EOPNOTSUPP;
 	}
-	if (!tc_can_offload_extack(nn->dp.netdev, cls_bpf->common.extack))
+	if (!tc_cls_can_offload_and_chain0(nn->dp.netdev, &cls_bpf->common))
 		return -EOPNOTSUPP;
 	if (!nfp_net_ebpf_capable(nn)) {
 		NL_SET_ERR_MSG_MOD(cls_bpf->common.extack,
@@ -142,8 +142,6 @@ static int nfp_bpf_setup_tc_block_cb(enum tc_setup_type type,
 				   "only ETH_P_ALL supported as filter protocol");
 		return -EOPNOTSUPP;
 	}
-	if (cls_bpf->common.chain_index)
-		return -EOPNOTSUPP;
 
 	/* Only support TC direct action */
 	if (!cls_bpf->exts_integrated ||
diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c
index 837134a9137c..08c4c6dc5f7f 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/offload.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c
@@ -483,8 +483,7 @@ static int
 nfp_flower_repr_offload(struct nfp_app *app, struct net_device *netdev,
 			struct tc_cls_flower_offload *flower, bool egress)
 {
-	if (!eth_proto_is_802_3(flower->common.protocol) ||
-	    flower->common.chain_index)
+	if (!eth_proto_is_802_3(flower->common.protocol))
 		return -EOPNOTSUPP;
 
 	switch (flower->command) {
@@ -504,7 +503,7 @@ int nfp_flower_setup_tc_egress_cb(enum tc_setup_type type, void *type_data,
 {
 	struct nfp_repr *repr = cb_priv;
 
-	if (!tc_can_offload(repr->netdev))
+	if (!tc_cls_can_offload_and_chain0(repr->netdev, type_data))
 		return -EOPNOTSUPP;
 
 	switch (type) {
@@ -521,7 +520,7 @@ static int nfp_flower_setup_tc_block_cb(enum tc_setup_type type,
 {
 	struct nfp_repr *repr = cb_priv;
 
-	if (!tc_can_offload(repr->netdev))
+	if (!tc_cls_can_offload_and_chain0(repr->netdev, type_data))
 		return -EOPNOTSUPP;
 
 	switch (type) {
-- 
2.15.1