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(unknown [10.28.36.165]) by maili.marvell.com (Postfix) with ESMTP id 72D393F704A; Wed, 7 Jan 2026 05:24:45 -0800 (PST) From: Ratheesh Kannoth To: , , CC: , , , , , Ratheesh Kannoth Subject: [PATCH net-next v2 10/10] octeontx2: switch: trace support Date: Wed, 7 Jan 2026 18:54:08 +0530 Message-ID: <20260107132408.3904352-11-rkannoth@marvell.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260107132408.3904352-1-rkannoth@marvell.com> References: <20260107132408.3904352-1-rkannoth@marvell.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Authority-Analysis: v=2.4 cv=FokIPmrq c=1 sm=1 tr=0 ts=695e5ea1 cx=c_pps a=rEv8fa4AjpPjGxpoe8rlIQ==:117 a=rEv8fa4AjpPjGxpoe8rlIQ==:17 a=vUbySO9Y5rIA:10 a=VkNPw1HP01LnGYTKEx00:22 a=M5GUcnROAAAA:8 a=gFDZAJeugxnc_ztJiqIA:9 a=OBjm3rFKGHvpk9ecZwUJ:22 X-Proofpoint-GUID: Eti1XaBQfdryFjW3ZvYq-YxYQvaSGGZh X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTA3MDEwMiBTYWx0ZWRfX84DTdNEdDqwU UFTcwlKelimkrYNzxvFrsqCqmbTEgvHx2d2AJ2fB5ZWuI09Ue81NculQy6iwaLKDV7H2m8L2VG7 9NDUpKKCc64PCsesljcAM0etDlSaDQQvlhBdZPkGeHzK+vp5Bxo37MOn6bFSYAnn5sKpPeFaUNH 6fpas9VQh1yZG8c9ueICiWXvTPowp/v28+eoJj7oWqeCz9eLSemRObLgTXo0AZ2MCSAcqSjvJFw sEPJdUxNzFkJCzoeMoEJKYuW8mfMunZ4kyGU0kqcGi3EJigecTdIztDKMVIvdiRNIKW1bvfwxpq tKD2w8ABL0urTNeYQwfhbjiF7LoEBkPUMLnP2L2Ni5i1JuBFYqog0uaR9RbTf0Yxk4llnBTK27l YypEwSMQaTmpMEJHBrA1vPKIPzGiRWiBi8UO5ip1C9FjPo3erXLnWWRERiDZqkU/BO/+PNHdoQU TBkMjuNspXOgFZHowdw== X-Proofpoint-ORIG-GUID: Eti1XaBQfdryFjW3ZvYq-YxYQvaSGGZh X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-07_01,2026-01-06_01,2025-10-01_01 Content-Type: text/plain; charset="utf-8" Traces are added to flow parsing to ease debugging. Signed-off-by: Ratheesh Kannoth --- .../ethernet/marvell/octeontx2/nic/Makefile | 2 +- .../marvell/octeontx2/nic/switch/sw_fl.c | 18 +++- .../marvell/octeontx2/nic/switch/sw_trace.c | 11 +++ .../marvell/octeontx2/nic/switch/sw_trace.h | 82 +++++++++++++++++++ 4 files changed, 109 insertions(+), 4 deletions(-) create mode 100644 drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_tr= ace.c create mode 100644 drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_tr= ace.h diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/Makefile b/drivers/= net/ethernet/marvell/octeontx2/nic/Makefile index da87e952c187..5f722d0cfac2 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/Makefile +++ b/drivers/net/ethernet/marvell/octeontx2/nic/Makefile @@ -13,7 +13,7 @@ rvu_nicpf-y :=3D otx2_pf.o otx2_common.o otx2_txrx.o otx2= _ethtool.o \ switch/sw_fdb.o switch/sw_fl.o =20 ifdef CONFIG_OCTEONTX_SWITCH -rvu_nicpf-y +=3D switch/sw_nb.o switch/sw_fib.o +rvu_nicpf-y +=3D switch/sw_nb.o switch/sw_fib.o switch/sw_trace.o endif =20 rvu_nicvf-y :=3D otx2_vf.o diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_fl.c b/dr= ivers/net/ethernet/marvell/octeontx2/nic/switch/sw_fl.c index fbb56f9bede9..a28b1d386a5f 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_fl.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_fl.c @@ -18,6 +18,7 @@ #include "../otx2_struct.h" #include "../cn10k.h" #include "sw_nb.h" +#include "sw_trace.h" #include "sw_fl.h" =20 #if !IS_ENABLED(CONFIG_OCTEONTX_SWITCH) @@ -137,6 +138,7 @@ static int sw_fl_parse_actions(struct otx2_nic *nic, =20 switch (act->id) { case FLOW_ACTION_REDIRECT: + trace_sw_act_dump(__func__, __LINE__, act->id); tuple->in_pf =3D nic->pcifunc; out_nic =3D netdev_priv(act->dev); tuple->xmit_pf =3D out_nic->pcifunc; @@ -144,6 +146,7 @@ static int sw_fl_parse_actions(struct otx2_nic *nic, break; =20 case FLOW_ACTION_CT: + trace_sw_act_dump(__func__, __LINE__, act->id); err =3D nf_flow_table_offload_add_cb(act->ct.flow_table, sw_fl_setup_ft_block_ingress_cb, nic); @@ -157,6 +160,7 @@ static int sw_fl_parse_actions(struct otx2_nic *nic, break; =20 case FLOW_ACTION_MANGLE: + trace_sw_act_dump(__func__, __LINE__, act->id); tuple->mangle[used].type =3D act->mangle.htype; tuple->mangle[used].val =3D act->mangle.val; tuple->mangle[used].mask =3D act->mangle.mask; @@ -166,6 +170,7 @@ static int sw_fl_parse_actions(struct otx2_nic *nic, break; =20 default: + trace_sw_act_dump(__func__, __LINE__, act->id); break; } } @@ -427,19 +432,26 @@ static int sw_fl_add(struct otx2_nic *nic, struct flo= w_cls_offload *f) return 0; =20 rc =3D sw_fl_parse_flow(nic, f, &tuple, &features); - if (rc) + if (rc) { + trace_sw_fl_dump(__func__, __LINE__, &tuple); return -EFAULT; + } =20 if (!netif_is_ovs_port(nic->netdev)) { rc =3D sw_fl_get_pcifunc(tuple.ip4src, &tuple.in_pf, &tuple, true); - if (rc) + if (rc) { + trace_sw_fl_dump(__func__, __LINE__, &tuple); return rc; + } =20 rc =3D sw_fl_get_pcifunc(tuple.ip4dst, &tuple.xmit_pf, &tuple, false); - if (rc) + if (rc) { + trace_sw_fl_dump(__func__, __LINE__, &tuple); return rc; + } } =20 + trace_sw_fl_dump(__func__, __LINE__, &tuple); sw_fl_add_to_list(nic, &tuple, f->cookie, true); return 0; } diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_trace.c b= /drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_trace.c new file mode 100644 index 000000000000..260fd2bb3606 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_trace.c @@ -0,0 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Marvell RVU Admin Function driver + * + * Copyright (C) 2026 Marvell. + * + */ + +#define CREATE_TRACE_POINTS +#include "sw_trace.h" +EXPORT_TRACEPOINT_SYMBOL(sw_fl_dump); +EXPORT_TRACEPOINT_SYMBOL(sw_act_dump); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_trace.h b= /drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_trace.h new file mode 100644 index 000000000000..4353c440a4c6 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeontx2/nic/switch/sw_trace.h @@ -0,0 +1,82 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Marvell RVU Admin Function driver + * + * Copyright (C) 2026 Marvell. + * + */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM rvu + +#if !defined(SW_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) +#define SW_TRACE_H + +#include +#include + +#include "mbox.h" + +TRACE_EVENT(sw_fl_dump, + TP_PROTO(const char *fname, int line, struct fl_tuple *ftuple), + TP_ARGS(fname, line, ftuple), + TP_STRUCT__entry(__string(f, fname) + __field(int, l) + __array(u8, smac, ETH_ALEN) + __array(u8, dmac, ETH_ALEN) + __field(u16, eth_type) + __field(u32, sip) + __field(u32, dip) + __field(u8, ip_proto) + __field(u16, sport) + __field(u16, dport) + __field(u8, uni_di) + __field(u16, in_pf) + __field(u16, out_pf) + ), + TP_fast_assign(__assign_str(f); + __entry->l =3D line; + memcpy(__entry->smac, ftuple->smac, ETH_ALEN); + memcpy(__entry->dmac, ftuple->dmac, ETH_ALEN); + __entry->sip =3D ftuple->ip4src; + __entry->dip =3D ftuple->ip4dst; + __entry->eth_type =3D ftuple->eth_type; + __entry->ip_proto =3D ftuple->proto; + __entry->sport =3D ftuple->sport; + __entry->dport =3D ftuple->dport; + __entry->uni_di =3D ftuple->uni_di; + __entry->in_pf =3D ftuple->in_pf; + __entry->out_pf =3D ftuple->xmit_pf; + ), + TP_printk("[%s:%d] %pM %pI4:%u to %pM %pI4:%u eth_type=3D%#x proto=3D= %u uni=3D%u in=3D%#x out=3D%#x", + __get_str(f), __entry->l, __entry->smac, &__entry->sip, __entry->s= port, + __entry->dmac, &__entry->dip, __entry->dport, + ntohs(__entry->eth_type), __entry->ip_proto, __entry->uni_di, + __entry->in_pf, __entry->out_pf) +); + +TRACE_EVENT(sw_act_dump, + TP_PROTO(const char *fname, int line, u32 act), + TP_ARGS(fname, line, act), + TP_STRUCT__entry(__string(fname, fname) + __field(int, line) + __field(u32, act) + ), + + TP_fast_assign(__assign_str(fname); + __entry->line =3D line; + __entry->act =3D act; + ), + + TP_printk("[%s:%d] %u", + __get_str(fname), __entry->line, __entry->act) +); + +#endif + +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH ../../drivers/net/ethernet/marvell/octeontx2/ni= c/switch/ + +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE sw_trace + +#include --=20 2.43.0