| Message ID | 20240420093505.31044-1-gakula@marvell.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 6a57f091622a1251c2826f7380577049199b80ea |
| Delegated to: | Netdev Maintainers |
| Headers | show |
| Series | [net-next,v3] octeontx2-pf: Add support for offload tc with skbedit mark action | expand |
Hello: This patch was applied to netdev/net-next.git (main) by David S. Miller <davem@davemloft.net>: On Sat, 20 Apr 2024 15:05:05 +0530 you wrote: > Support offloading of skbedit mark action. > > For example, to mark with 0x0008, with dest ip 60.60.60.2 on eth2 > interface: > > # tc qdisc add dev eth2 ingress > # tc filter add dev eth2 ingress protocol ip flower \ > dst_ip 60.60.60.2 action skbedit mark 0x0008 skip_sw > > [...] Here is the summary with links: - [net-next,v3] octeontx2-pf: Add support for offload tc with skbedit mark action https://git.kernel.org/netdev/net-next/c/6a57f091622a You are awesome, thank you!
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c index c181e7aa9eb6..150635de2bd5 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c @@ -1187,6 +1187,8 @@ static int npc_update_rx_entry(struct rvu *rvu, struct rvu_pfvf *pfvf, action.pf_func = target; action.op = NIX_RX_ACTIONOP_UCAST; } + if (req->match_id) + action.match_id = req->match_id; } entry->action = *(u64 *)&action; diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h index c5de3ba33e2f..24fbbef265a6 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h @@ -363,6 +363,7 @@ struct otx2_flow_config { struct list_head flow_list; u32 dmacflt_max_flows; u16 max_flows; + refcount_t mark_flows; struct list_head flow_list_tc; bool ntuple; }; @@ -465,6 +466,7 @@ struct otx2_nic { #define OTX2_FLAG_DMACFLTR_SUPPORT BIT_ULL(14) #define OTX2_FLAG_PTP_ONESTEP_SYNC BIT_ULL(15) #define OTX2_FLAG_ADPTV_INT_COAL_ENABLED BIT_ULL(16) +#define OTX2_FLAG_TC_MARK_ENABLED BIT_ULL(17) u64 flags; u64 *cq_op_addr; diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c index 97a71e9b8563..bc5819237ed7 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c @@ -252,6 +252,7 @@ static int otx2_mcam_entry_init(struct otx2_nic *pfvf) pfvf->flags |= OTX2_FLAG_TC_FLOWER_SUPPORT; + refcount_set(&flow_cfg->mark_flows, 1); return 0; } diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c index f4655a8c0705..6d4ce2ece8d0 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c @@ -511,7 +511,15 @@ static int otx2_tc_parse_actions(struct otx2_nic *nic, nr_police++; break; case FLOW_ACTION_MARK: + if (act->mark & ~OTX2_RX_MATCH_ID_MASK) { + NL_SET_ERR_MSG_MOD(extack, "Bad flow mark, only 16 bit supported"); + return -EOPNOTSUPP; + } mark = act->mark; + req->match_id = mark & OTX2_RX_MATCH_ID_MASK; + req->op = NIX_RX_ACTION_DEFAULT; + nic->flags |= OTX2_FLAG_TC_MARK_ENABLED; + refcount_inc(&nic->flow_cfg->mark_flows); break; case FLOW_ACTION_RX_QUEUE_MAPPING: @@ -1187,6 +1195,11 @@ static int otx2_tc_del_flow(struct otx2_nic *nic, return -EINVAL; } + /* Disable TC MARK flag if they are no rules with skbedit mark action */ + if (flow_node->req.match_id) + if (!refcount_dec_and_test(&flow_cfg->mark_flows)) + nic->flags &= ~OTX2_FLAG_TC_MARK_ENABLED; + if (flow_node->is_act_police) { __clear_bit(flow_node->rq, &nic->rq_bmap); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c index f828d32737af..a16e9f244117 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c @@ -380,6 +380,9 @@ static void otx2_rcv_pkt_handler(struct otx2_nic *pfvf, if (pfvf->netdev->features & NETIF_F_RXCSUM) skb->ip_summed = CHECKSUM_UNNECESSARY; + if (pfvf->flags & OTX2_FLAG_TC_MARK_ENABLED) + skb->mark = parse->match_id; + skb_mark_for_recycle(skb); napi_gro_frags(napi); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.h index a82ffca8ce1b..3f1d2655ff77 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.h @@ -62,6 +62,9 @@ #define CQ_OP_STAT_OP_ERR 63 #define CQ_OP_STAT_CQ_ERR 46 +/* Packet mark mask */ +#define OTX2_RX_MATCH_ID_MASK 0x0000ffff + struct queue_stats { u64 bytes; u64 pkts;
Support offloading of skbedit mark action. For example, to mark with 0x0008, with dest ip 60.60.60.2 on eth2 interface: # tc qdisc add dev eth2 ingress # tc filter add dev eth2 ingress protocol ip flower \ dst_ip 60.60.60.2 action skbedit mark 0x0008 skip_sw Signed-off-by: Geetha sowjanya <gakula@marvell.com> Reviewed-by: Jacob Keller <jacob.e.keller@intel.com> Reviewed-by: Simon Horman <horms@kernel.org> --- v1-v2: -Changed mark_flows data type to refcount_t v2-v3: - Added reviewed-by. - Used macro instead on hardcoded value. .../net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c | 2 ++ .../ethernet/marvell/octeontx2/nic/otx2_common.h | 2 ++ .../net/ethernet/marvell/octeontx2/nic/otx2_flows.c | 1 + .../net/ethernet/marvell/octeontx2/nic/otx2_tc.c | 13 +++++++++++++ .../net/ethernet/marvell/octeontx2/nic/otx2_txrx.c | 3 +++ .../net/ethernet/marvell/octeontx2/nic/otx2_txrx.h | 3 +++ 6 files changed, 24 insertions(+)