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Date: Mon, 3 Jul 2023 14:47:03 +0530 Message-ID: <20230703091703.2003373-1-sumang@marvell.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: 3O2s120SbcD4h8XbK1zD6A-_jKFJ1oov X-Proofpoint-GUID: 3O2s120SbcD4h8XbK1zD6A-_jKFJ1oov X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-03_07,2023-06-30_01,2023-05-22_02 X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1770391310493400943?= X-GMAIL-MSGID: =?utf-8?q?1770391310493400943?= MCAM drop rule with ether_type==802.1Q and vlan_id==0 is not supported. Signed-off-by: Suman Ghosh --- .../net/ethernet/marvell/octeontx2/nic/otx2_flows.c | 7 +++++++ .../net/ethernet/marvell/octeontx2/nic/otx2_tc.c | 13 +++++++++++++ 2 files changed, 20 insertions(+) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c index 10e11262d48a..49ba27875111 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c @@ -871,6 +871,13 @@ static int otx2_prepare_flow_request(struct ethtool_rx_flow_spec *fsp, if (be16_to_cpu(fsp->m_ext.vlan_etype) != 0xFFFF) return -EINVAL; + /* Drop rule with vlan_etype == 802.1Q + * and vlan_id == 0 is not supported + */ + if (vlan_etype == ETH_P_8021Q && !fsp->m_ext.vlan_tci && + fsp->ring_cookie == RX_CLS_FLOW_DISC) + return -EINVAL; + vlan_etype = be16_to_cpu(fsp->h_ext.vlan_etype); /* Only ETH_P_8021Q and ETH_P_802AD types supported */ if (vlan_etype != ETH_P_8021Q && diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c index 044cc211424e..6c0fdc2bad73 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c @@ -604,6 +604,19 @@ static int otx2_tc_prepare_flow(struct otx2_nic *nic, struct otx2_tc_flow *node, return -EOPNOTSUPP; } + if (!match.mask->vlan_id) { + struct flow_action_entry *act; + int i; + + flow_action_for_each(i, act, &rule->action) { + if (act->id == FLOW_ACTION_DROP) { + netdev_err(nic->netdev, "vlan tpid 0x%x with vlan_id %d is not supported for DROP rule.\n", + ntohs(match.key->vlan_tpid), match.key->vlan_id); + return -EOPNOTSUPP; + } + } + } + if (match.mask->vlan_id || match.mask->vlan_dei || match.mask->vlan_priority) {